mirror of
https://github.com/vector-im/hydrogen-web.git
synced 2024-12-22 19:14:52 +01:00
Merge pull request #486 from vector-im/bwindels/fix-scroll-jumps
Fix scroll jumps and loading of gaps not at top of the timeline
This commit is contained in:
commit
9a9b206bf5
@ -18,7 +18,7 @@ limitations under the License.
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// as in some cases it would really be more convenient to have multiple events (like telling the timeline to scroll down)
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// as in some cases it would really be more convenient to have multiple events (like telling the timeline to scroll down)
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// we do need to return a disposable from EventEmitter.on, or at least have a method here to easily track a subscription to an EventEmitter
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// we do need to return a disposable from EventEmitter.on, or at least have a method here to easily track a subscription to an EventEmitter
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import {EventEmitter} from "../utils/EventEmitter.js";
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import {EventEmitter} from "../utils/EventEmitter";
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import {Disposables} from "../utils/Disposables.js";
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import {Disposables} from "../utils/Disposables.js";
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export class ViewModel extends EventEmitter {
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export class ViewModel extends EventEmitter {
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@ -25,7 +25,7 @@ export class ComposerViewModel extends ViewModel {
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}
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}
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setReplyingTo(entry) {
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setReplyingTo(entry) {
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const changed = this._replyVM?.internalId !== entry?.asEventKey().toString();
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const changed = this._replyVM?.id?.equals(entry?.asEventKey());
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if (changed) {
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if (changed) {
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this._replyVM = this.disposeTracked(this._replyVM);
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this._replyVM = this.disposeTracked(this._replyVM);
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if (entry) {
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if (entry) {
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@ -236,6 +236,21 @@ export class TilesCollection extends BaseObservableList {
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getFirst() {
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getFirst() {
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return this._tiles[0];
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return this._tiles[0];
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}
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}
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getTileIndex(searchTile) {
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const idx = sortedIndex(this._tiles, searchTile, (searchTile, tile) => {
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return searchTile.compare(tile);
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});
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const foundTile = this._tiles[idx];
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if (foundTile?.compare(searchTile) === 0) {
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return idx;
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}
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return -1;
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}
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sliceIterator(start, end) {
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return this._tiles.slice(start, end)[Symbol.iterator]();
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}
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}
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}
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import {ObservableArray} from "../../../../observable/list/ObservableArray.js";
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import {ObservableArray} from "../../../../observable/list/ObservableArray.js";
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@ -40,40 +40,74 @@ export class TimelineViewModel extends ViewModel {
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const {timeline, tilesCreator} = options;
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const {timeline, tilesCreator} = options;
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this._timeline = this.track(timeline);
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this._timeline = this.track(timeline);
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this._tiles = new TilesCollection(timeline.entries, tilesCreator);
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this._tiles = new TilesCollection(timeline.entries, tilesCreator);
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this._startTile = null;
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this._endTile = null;
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this._topLoadingPromise = null;
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this._requestedStartTile = null;
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this._requestedEndTile = null;
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this._requestScheduled = false;
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this._showJumpDown = false;
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}
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}
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/**
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/** if this.tiles is empty, call this with undefined for both startTile and endTile */
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* @return {bool} startReached if the start of the timeline was reached
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setVisibleTileRange(startTile, endTile) {
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*/
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// don't clear these once done as they are used to check
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async loadAtTop() {
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// for more tiles once loadAtTop finishes
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if (this.isDisposed) {
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this._requestedStartTile = startTile;
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// stop loading more, we switched room
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this._requestedEndTile = endTile;
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return true;
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if (!this._requestScheduled) {
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Promise.resolve().then(() => {
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this._setVisibleTileRange(this._requestedStartTile, this._requestedEndTile);
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this._requestScheduled = false;
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});
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this._requestScheduled = true;
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}
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}
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const firstTile = this._tiles.getFirst();
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}
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if (firstTile?.shape === "gap") {
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return await firstTile.fill();
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_setVisibleTileRange(startTile, endTile) {
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let loadTop;
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if (startTile && endTile) {
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// old tiles could have been removed from tilescollection once we support unloading
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this._startTile = startTile;
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this._endTile = endTile;
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const startIndex = this._tiles.getTileIndex(this._startTile);
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const endIndex = this._tiles.getTileIndex(this._endTile);
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for (const tile of this._tiles.sliceIterator(startIndex, endIndex + 1)) {
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tile.notifyVisible();
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}
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loadTop = startIndex < 10;
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this._setShowJumpDown(endIndex < (this._tiles.length - 1));
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} else {
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} else {
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const topReached = await this._timeline.loadAtTop(10);
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// tiles collection is empty, load more at top
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return topReached;
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loadTop = true;
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this._setShowJumpDown(false);
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}
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}
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}
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unloadAtTop(/*tileAmount*/) {
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if (loadTop && !this._topLoadingPromise) {
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// get lowerSortKey for tile at index tileAmount - 1
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this._topLoadingPromise = this._timeline.loadAtTop(10).then(hasReachedEnd => {
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// tell timeline to unload till there (included given key)
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this._topLoadingPromise = null;
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}
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if (!hasReachedEnd) {
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// check if more items need to be loaded by recursing
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loadAtBottom() {
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// use the requested start / end tile,
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// so we don't end up overwriting a newly requested visible range here
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}
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this.setVisibleTileRange(this._requestedStartTile, this._requestedEndTile);
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}
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unloadAtBottom(/*tileAmount*/) {
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});
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// get upperSortKey for tile at index tiles.length - tileAmount
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}
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// tell timeline to unload till there (included given key)
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}
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}
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get tiles() {
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get tiles() {
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return this._tiles;
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return this._tiles;
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}
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}
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_setShowJumpDown(show) {
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if (this._showJumpDown !== show) {
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this._showJumpDown = show;
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this.emitChange("showJumpDown");
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}
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}
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get showJumpDown() {
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return this._showJumpDown;
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}
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}
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}
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@ -22,11 +22,11 @@ export class GapTile extends SimpleTile {
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super(options);
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super(options);
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this._loading = false;
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this._loading = false;
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this._error = null;
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this._error = null;
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this._isAtTop = true;
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}
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}
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async fill() {
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async fill() {
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// prevent doing this twice
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if (!this._loading && !this._entry.edgeReached) {
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if (!this._loading) {
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this._loading = true;
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this._loading = true;
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this.emitChange("isLoading");
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this.emitChange("isLoading");
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try {
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try {
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@ -43,8 +43,25 @@ export class GapTile extends SimpleTile {
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this.emitChange("isLoading");
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this.emitChange("isLoading");
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}
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}
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}
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}
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// edgeReached will have been updated by fillGap
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}
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return this._entry.edgeReached;
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notifyVisible() {
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this.fill();
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}
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get isAtTop() {
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return this._isAtTop;
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}
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updatePreviousSibling(prev) {
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console.log("GapTile.updatePreviousSibling", prev);
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super.updatePreviousSibling(prev);
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const isAtTop = !prev;
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if (this._isAtTop !== isAtTop) {
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this._isAtTop = isAtTop;
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console.log("isAtTop", this._isAtTop);
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this.emitChange("isAtTop");
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}
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}
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}
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updateEntry(entry, params) {
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updateEntry(entry, params) {
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@ -40,8 +40,8 @@ export class SimpleTile extends ViewModel {
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return false;
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return false;
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}
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}
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get internalId() {
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get id() {
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return this._entry.asEventKey().toString();
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return this._entry.asEventKey();
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}
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}
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get isPending() {
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get isPending() {
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@ -83,6 +83,10 @@ export class SimpleTile extends ViewModel {
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return this._entry;
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return this._entry;
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}
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}
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compare(tile) {
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return this.upperEntry.compare(tile.upperEntry);
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}
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compareEntry(entry) {
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compareEntry(entry) {
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return this._entry.compare(entry);
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return this._entry.compare(entry);
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}
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}
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@ -119,6 +123,8 @@ export class SimpleTile extends ViewModel {
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}
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}
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notifyVisible() {}
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dispose() {
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dispose() {
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this.setUpdateEmit(null);
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this.setUpdateEmit(null);
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super.dispose();
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super.dispose();
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@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
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limitations under the License.
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limitations under the License.
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*/
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*/
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import {EventEmitter} from "../../utils/EventEmitter.js";
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import {EventEmitter} from "../../utils/EventEmitter";
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import {RoomSummary} from "./RoomSummary.js";
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import {RoomSummary} from "./RoomSummary.js";
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import {GapWriter} from "./timeline/persistence/GapWriter.js";
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import {GapWriter} from "./timeline/persistence/GapWriter.js";
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import {RelationWriter} from "./timeline/persistence/RelationWriter.js";
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import {RelationWriter} from "./timeline/persistence/RelationWriter.js";
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@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
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limitations under the License.
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limitations under the License.
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*/
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*/
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import {EventEmitter} from "../../utils/EventEmitter.js";
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import {EventEmitter} from "../../utils/EventEmitter";
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import {SummaryData, processStateEvent} from "./RoomSummary.js";
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import {SummaryData, processStateEvent} from "./RoomSummary.js";
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import {Heroes} from "./members/Heroes.js";
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import {Heroes} from "./members/Heroes.js";
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import {MemberChange, RoomMember, EVENT_TYPE as MEMBER_EVENT_TYPE} from "./members/RoomMember.js";
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import {MemberChange, RoomMember, EVENT_TYPE as MEMBER_EVENT_TYPE} from "./members/RoomMember.js";
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@ -72,8 +72,10 @@ export class Timeline {
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// as they should only populate once the view subscribes to it
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// as they should only populate once the view subscribes to it
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// if they are populated already, the sender profile would be empty
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// if they are populated already, the sender profile would be empty
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// 30 seems to be a good amount to fill the entire screen
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// choose good amount here between showing messages initially and
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const readerRequest = this._disposables.track(this._timelineReader.readFromEnd(30, txn, log));
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// not spending too much time decrypting messages before showing the timeline.
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// more messages should be loaded automatically until the viewport is full by the view if needed.
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const readerRequest = this._disposables.track(this._timelineReader.readFromEnd(20, txn, log));
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try {
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try {
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const entries = await readerRequest.complete();
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const entries = await readerRequest.complete();
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this._setupEntries(entries);
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this._setupEntries(entries);
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@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
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*/
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*/
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import {BaseUpdateView} from "./general/BaseUpdateView.js";
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import {BaseUpdateView} from "./general/BaseUpdateView";
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import {renderStaticAvatar, renderImg} from "./avatar.js";
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import {renderStaticAvatar, renderImg} from "./avatar.js";
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/*
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/*
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@ -66,7 +66,7 @@ export class AvatarView extends BaseUpdateView {
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this._avatarTitleChanged();
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this._avatarTitleChanged();
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this._root = renderStaticAvatar(this.value, this._size);
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this._root = renderStaticAvatar(this.value, this._size);
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// takes care of update being called when needed
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// takes care of update being called when needed
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super.mount(options);
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this.subscribeOnMount(options);
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return this._root;
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return this._root;
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}
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}
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@ -18,7 +18,7 @@ import {SessionView} from "./session/SessionView.js";
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import {LoginView} from "./login/LoginView.js";
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import {LoginView} from "./login/LoginView.js";
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import {SessionLoadView} from "./login/SessionLoadView.js";
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import {SessionLoadView} from "./login/SessionLoadView.js";
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import {SessionPickerView} from "./login/SessionPickerView.js";
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import {SessionPickerView} from "./login/SessionPickerView.js";
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import {TemplateView} from "./general/TemplateView.js";
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import {TemplateView} from "./general/TemplateView";
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import {StaticView} from "./general/StaticView.js";
|
import {StaticView} from "./general/StaticView.js";
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|
|
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export class RootView extends TemplateView {
|
export class RootView extends TemplateView {
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|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {tag, text, classNames, setAttribute} from "./general/html.js";
|
import {tag, text, classNames, setAttribute} from "./general/html";
|
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/**
|
/**
|
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* @param {Object} vm view model with {avatarUrl, avatarColorNumber, avatarTitle, avatarLetter}
|
* @param {Object} vm view model with {avatarUrl, avatarColorNumber, avatarTitle, avatarLetter}
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* @param {Number} size
|
* @param {Number} size
|
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|
@ -0,0 +1,36 @@
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|
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<svg
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|
width="17"
|
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height="9"
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|
viewBox="0 0 17 9"
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|
fill="none"
|
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|
version="1.1"
|
||||||
|
id="svg839"
|
||||||
|
xmlns="http://www.w3.org/2000/svg"
|
||||||
|
xmlns:svg="http://www.w3.org/2000/svg">
|
||||||
|
<g
|
||||||
|
clip-path="url(#clip0)"
|
||||||
|
id="g832"
|
||||||
|
transform="rotate(-90,4.3001277,4.8826258)">
|
||||||
|
<path
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||||||
|
fill-rule="evenodd"
|
||||||
|
clip-rule="evenodd"
|
||||||
|
d="M 8.20723,2.70711 C 8.59775,3.09763 8.59878,3.73182 8.20952,4.1236 L 3.27581,9.08934 8.22556,14.0391 c 0.39052,0.3905 0.39155,1.0247 0.00229,1.4165 -0.38926,0.3918 -1.0214,0.3928 -1.41192,0.0023 L 1.15907,9.80101 C 0.768549,9.41049 0.767523,8.7763 1.15678,8.38452 L 6.79531,2.70939 C 7.18457,2.31761 7.8167,2.31658 8.20723,2.70711 Z"
|
||||||
|
fill="#8d99a5"
|
||||||
|
id="path830" />
|
||||||
|
</g>
|
||||||
|
<defs
|
||||||
|
id="defs837">
|
||||||
|
<clipPath
|
||||||
|
id="clip0">
|
||||||
|
<rect
|
||||||
|
width="8"
|
||||||
|
height="17"
|
||||||
|
fill="#ffffff"
|
||||||
|
transform="rotate(180,4.25,8.5)"
|
||||||
|
id="rect834"
|
||||||
|
x="0"
|
||||||
|
y="0" />
|
||||||
|
</clipPath>
|
||||||
|
</defs>
|
||||||
|
</svg>
|
After Width: | Height: | Size: 1.0 KiB |
@ -15,6 +15,20 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
|
.Timeline_jumpDown {
|
||||||
|
width: 40px;
|
||||||
|
height: 40px;
|
||||||
|
bottom: 16px;
|
||||||
|
right: 32px;
|
||||||
|
border-radius: 100%;
|
||||||
|
border: 1px solid #8d99a5;
|
||||||
|
background-image: url("./icons/chevron-down.svg");
|
||||||
|
background-position: center;
|
||||||
|
background-color: white;
|
||||||
|
background-repeat: no-repeat;
|
||||||
|
cursor: pointer;
|
||||||
|
}
|
||||||
|
|
||||||
.Timeline_message {
|
.Timeline_message {
|
||||||
display: grid;
|
display: grid;
|
||||||
grid-template:
|
grid-template:
|
||||||
@ -362,3 +376,11 @@ only loads when the top comes into view*/
|
|||||||
.GapView > :not(:first-child) {
|
.GapView > :not(:first-child) {
|
||||||
margin-left: 12px;
|
margin-left: 12px;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
.GapView {
|
||||||
|
padding: 52px 20px;
|
||||||
|
}
|
||||||
|
|
||||||
|
.GapView.isAtTop {
|
||||||
|
padding: 52px 20px 12px 20px;
|
||||||
|
}
|
||||||
|
@ -14,13 +14,35 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
|
.Timeline {
|
||||||
|
display: flex;
|
||||||
|
flex-direction: column;
|
||||||
|
position: relative;
|
||||||
|
}
|
||||||
|
|
||||||
.RoomView_body > ul {
|
.Timeline_jumpDown {
|
||||||
overflow-y: auto;
|
position: absolute;
|
||||||
overscroll-behavior: contain;
|
}
|
||||||
list-style: none;
|
|
||||||
|
.Timeline_scroller {
|
||||||
|
overflow-y: scroll;
|
||||||
|
overscroll-behavior-y: contain;
|
||||||
|
overflow-anchor: none;
|
||||||
padding: 0;
|
padding: 0;
|
||||||
margin: 0;
|
margin: 0;
|
||||||
|
/* need to read the offsetTop of tiles relative to this element in TimelineView */
|
||||||
|
position: relative;
|
||||||
|
min-height: 0;
|
||||||
|
flex: 1 0 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
.Timeline_scroller > ul {
|
||||||
|
list-style: none;
|
||||||
|
/* use small horizontal padding so first/last children margin isn't collapsed
|
||||||
|
at the edge and a scrollbar shows up when setting margin-top to bottom-align
|
||||||
|
content when there are not yet enough tiles to fill the viewport */
|
||||||
|
padding: 1px 0;
|
||||||
|
margin: 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
.message-container {
|
.message-container {
|
||||||
@ -49,13 +71,7 @@ limitations under the License.
|
|||||||
}
|
}
|
||||||
|
|
||||||
.GapView {
|
.GapView {
|
||||||
visibility: hidden;
|
|
||||||
display: flex;
|
display: flex;
|
||||||
padding: 10px 20px;
|
|
||||||
}
|
|
||||||
|
|
||||||
.GapView.isLoading {
|
|
||||||
visibility: visible;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
.GapView > :nth-child(2) {
|
.GapView > :nth-child(2) {
|
||||||
|
@ -1,5 +1,6 @@
|
|||||||
/*
|
/*
|
||||||
Copyright 2021 The Matrix.org Foundation C.I.C.
|
Copyright 2021 The Matrix.org Foundation C.I.C.
|
||||||
|
Copyright 2021 Daniel Fedorin <danila.fedorin@gmail.com>
|
||||||
|
|
||||||
Licensed under the Apache License, Version 2.0 (the "License");
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||||||
you may not use this file except in compliance with the License.
|
you may not use this file except in compliance with the License.
|
||||||
@ -14,40 +15,54 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
export class BaseUpdateView {
|
import {IMountArgs, ViewNode, IView} from "./types";
|
||||||
constructor(value) {
|
|
||||||
|
export interface IObservableValue {
|
||||||
|
on?(event: "change", handler: (props?: string[]) => void): void;
|
||||||
|
off?(event: "change", handler: (props?: string[]) => void): void;
|
||||||
|
}
|
||||||
|
|
||||||
|
export abstract class BaseUpdateView<T extends IObservableValue> implements IView {
|
||||||
|
protected _value: T
|
||||||
|
protected _boundUpdateFromValue: ((props?: string[]) => void) | null
|
||||||
|
|
||||||
|
abstract mount(args?: IMountArgs): ViewNode;
|
||||||
|
abstract root(): ViewNode | undefined;
|
||||||
|
abstract update(...any);
|
||||||
|
|
||||||
|
constructor(value :T) {
|
||||||
this._value = value;
|
this._value = value;
|
||||||
// TODO: can avoid this if we adopt the handleEvent pattern in our EventListener
|
// TODO: can avoid this if we adopt the handleEvent pattern in our EventListener
|
||||||
this._boundUpdateFromValue = null;
|
this._boundUpdateFromValue = null;
|
||||||
}
|
}
|
||||||
|
|
||||||
mount(options) {
|
subscribeOnMount(options?: IMountArgs): void {
|
||||||
const parentProvidesUpdates = options && options.parentProvidesUpdates;
|
const parentProvidesUpdates = options && options.parentProvidesUpdates;
|
||||||
if (!parentProvidesUpdates) {
|
if (!parentProvidesUpdates) {
|
||||||
this._subscribe();
|
this._subscribe();
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
unmount() {
|
unmount(): void {
|
||||||
this._unsubscribe();
|
this._unsubscribe();
|
||||||
}
|
}
|
||||||
|
|
||||||
get value() {
|
get value(): T {
|
||||||
return this._value;
|
return this._value;
|
||||||
}
|
}
|
||||||
|
|
||||||
_updateFromValue(changedProps) {
|
_updateFromValue(changedProps?: string[]) {
|
||||||
this.update(this._value, changedProps);
|
this.update(this._value, changedProps);
|
||||||
}
|
}
|
||||||
|
|
||||||
_subscribe() {
|
_subscribe(): void {
|
||||||
if (typeof this._value?.on === "function") {
|
if (typeof this._value?.on === "function") {
|
||||||
this._boundUpdateFromValue = this._updateFromValue.bind(this);
|
this._boundUpdateFromValue = this._updateFromValue.bind(this) as (props?: string[]) => void;
|
||||||
this._value.on("change", this._boundUpdateFromValue);
|
this._value.on("change", this._boundUpdateFromValue);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
_unsubscribe() {
|
_unsubscribe(): void {
|
||||||
if (this._boundUpdateFromValue) {
|
if (this._boundUpdateFromValue) {
|
||||||
if (typeof this._value.off === "function") {
|
if (typeof this._value.off === "function") {
|
||||||
this._value.off("change", this._boundUpdateFromValue);
|
this._value.off("change", this._boundUpdateFromValue);
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {el} from "./html.js";
|
import {el} from "./html";
|
||||||
import {mountView} from "./utils";
|
import {mountView} from "./utils";
|
||||||
import {ListView} from "./ListView";
|
import {ListView} from "./ListView";
|
||||||
import {insertAt} from "./utils";
|
import {insertAt} from "./utils";
|
||||||
|
@ -14,10 +14,10 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {el} from "./html.js";
|
import {el} from "./html";
|
||||||
import {mountView, insertAt} from "./utils";
|
import {mountView, insertAt} from "./utils";
|
||||||
import {BaseObservableList as ObservableList} from "../../../../observable/list/BaseObservableList.js";
|
import {BaseObservableList as ObservableList} from "../../../../observable/list/BaseObservableList.js";
|
||||||
import {UIView, IMountArgs} from "./types";
|
import {IView, IMountArgs} from "./types";
|
||||||
|
|
||||||
interface IOptions<T, V> {
|
interface IOptions<T, V> {
|
||||||
list: ObservableList<T>,
|
list: ObservableList<T>,
|
||||||
@ -29,13 +29,13 @@ interface IOptions<T, V> {
|
|||||||
|
|
||||||
type SubscriptionHandle = () => undefined;
|
type SubscriptionHandle = () => undefined;
|
||||||
|
|
||||||
export class ListView<T, V extends UIView> implements UIView {
|
export class ListView<T, V extends IView> implements IView {
|
||||||
|
|
||||||
private _onItemClick?: (childView: V, evt: UIEvent) => void;
|
private _onItemClick?: (childView: V, evt: UIEvent) => void;
|
||||||
private _list: ObservableList<T>;
|
private _list: ObservableList<T>;
|
||||||
private _className?: string;
|
private _className?: string;
|
||||||
private _tagName: string;
|
private _tagName: string;
|
||||||
private _root?: HTMLElement;
|
private _root?: Element;
|
||||||
private _subscription?: SubscriptionHandle;
|
private _subscription?: SubscriptionHandle;
|
||||||
private _childCreator: (value: T) => V;
|
private _childCreator: (value: T) => V;
|
||||||
private _childInstances?: V[];
|
private _childInstances?: V[];
|
||||||
@ -56,9 +56,9 @@ export class ListView<T, V extends UIView> implements UIView {
|
|||||||
this._mountArgs = {parentProvidesUpdates};
|
this._mountArgs = {parentProvidesUpdates};
|
||||||
}
|
}
|
||||||
|
|
||||||
root(): HTMLElement {
|
root(): Element | undefined {
|
||||||
// won't be undefined when called between mount and unmount
|
// won't be undefined when called between mount and unmount
|
||||||
return this._root!;
|
return this._root;
|
||||||
}
|
}
|
||||||
|
|
||||||
update(attributes: IOptions<T, V>) {
|
update(attributes: IOptions<T, V>) {
|
||||||
@ -74,17 +74,17 @@ export class ListView<T, V extends UIView> implements UIView {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
mount(): HTMLElement {
|
mount(): Element {
|
||||||
const attr: {[name: string]: any} = {};
|
const attr: {[name: string]: any} = {};
|
||||||
if (this._className) {
|
if (this._className) {
|
||||||
attr.className = this._className;
|
attr.className = this._className;
|
||||||
}
|
}
|
||||||
this._root = el(this._tagName, attr);
|
const root = this._root = el(this._tagName, attr);
|
||||||
this.loadList();
|
this.loadList();
|
||||||
if (this._onItemClick) {
|
if (this._onItemClick) {
|
||||||
this._root!.addEventListener("click", this);
|
root.addEventListener("click", this);
|
||||||
}
|
}
|
||||||
return this._root!;
|
return root;
|
||||||
}
|
}
|
||||||
|
|
||||||
handleEvent(evt: Event) {
|
handleEvent(evt: Event) {
|
||||||
@ -138,28 +138,22 @@ export class ListView<T, V extends UIView> implements UIView {
|
|||||||
}
|
}
|
||||||
|
|
||||||
protected onAdd(idx: number, value: T) {
|
protected onAdd(idx: number, value: T) {
|
||||||
this.onBeforeListChanged();
|
|
||||||
const child = this._childCreator(value);
|
const child = this._childCreator(value);
|
||||||
this._childInstances!.splice(idx, 0, child);
|
this._childInstances!.splice(idx, 0, child);
|
||||||
insertAt(this._root!, idx, mountView(child, this._mountArgs));
|
insertAt(this._root!, idx, mountView(child, this._mountArgs));
|
||||||
this.onListChanged();
|
|
||||||
}
|
}
|
||||||
|
|
||||||
protected onRemove(idx: number, value: T) {
|
protected onRemove(idx: number, value: T) {
|
||||||
this.onBeforeListChanged();
|
|
||||||
const [child] = this._childInstances!.splice(idx, 1);
|
const [child] = this._childInstances!.splice(idx, 1);
|
||||||
child.root().remove();
|
child.root()!.remove();
|
||||||
child.unmount();
|
child.unmount();
|
||||||
this.onListChanged();
|
|
||||||
}
|
}
|
||||||
|
|
||||||
protected onMove(fromIdx: number, toIdx: number, value: T) {
|
protected onMove(fromIdx: number, toIdx: number, value: T) {
|
||||||
this.onBeforeListChanged();
|
|
||||||
const [child] = this._childInstances!.splice(fromIdx, 1);
|
const [child] = this._childInstances!.splice(fromIdx, 1);
|
||||||
this._childInstances!.splice(toIdx, 0, child);
|
this._childInstances!.splice(toIdx, 0, child);
|
||||||
child.root().remove();
|
child.root()!.remove();
|
||||||
insertAt(this._root!, toIdx, child.root());
|
insertAt(this._root!, toIdx, child.root()! as Element);
|
||||||
this.onListChanged();
|
|
||||||
}
|
}
|
||||||
|
|
||||||
protected onUpdate(i: number, value: T, params: any) {
|
protected onUpdate(i: number, value: T, params: any) {
|
||||||
@ -176,16 +170,13 @@ export class ListView<T, V extends UIView> implements UIView {
|
|||||||
this.onRemove(index, value);
|
this.onRemove(index, value);
|
||||||
} else {
|
} else {
|
||||||
const [oldChild] = this._childInstances!.splice(index, 1, child);
|
const [oldChild] = this._childInstances!.splice(index, 1, child);
|
||||||
this._root!.replaceChild(child.mount(this._mountArgs), oldChild.root());
|
this._root!.replaceChild(child.mount(this._mountArgs), oldChild.root()!);
|
||||||
oldChild.unmount();
|
oldChild.unmount();
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
protected onBeforeListChanged() {}
|
public getChildInstanceByIndex(idx: number): V | undefined {
|
||||||
protected onListChanged() {}
|
|
||||||
|
|
||||||
protected getChildInstanceByIndex(idx: number): V | undefined {
|
|
||||||
return this._childInstances?.[idx];
|
return this._childInstances?.[idx];
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "./TemplateView.js";
|
import {TemplateView} from "./TemplateView";
|
||||||
import {spinner} from "../common.js";
|
import {spinner} from "../common.js";
|
||||||
|
|
||||||
export class LoadingView extends TemplateView {
|
export class LoadingView extends TemplateView {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "./TemplateView.js";
|
import {TemplateView} from "./TemplateView";
|
||||||
|
|
||||||
export class Menu extends TemplateView {
|
export class Menu extends TemplateView {
|
||||||
static option(label, callback) {
|
static option(label, callback) {
|
||||||
|
@ -169,7 +169,7 @@ export class Popup {
|
|||||||
return true;
|
return true;
|
||||||
}
|
}
|
||||||
|
|
||||||
/* fake UIView api, so it can be tracked by a template view as a subview */
|
/* fake IView api, so it can be tracked by a template view as a subview */
|
||||||
root() {
|
root() {
|
||||||
return this._fakeRoot;
|
return this._fakeRoot;
|
||||||
}
|
}
|
||||||
|
@ -15,7 +15,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {tag} from "../general/html.js";
|
import {tag} from "../general/html";
|
||||||
|
|
||||||
export class StaticView {
|
export class StaticView {
|
||||||
constructor(value, render = undefined) {
|
constructor(value, render = undefined) {
|
||||||
|
@ -1,5 +1,6 @@
|
|||||||
/*
|
/*
|
||||||
Copyright 2020 Bruno Windels <bruno@windels.cloud>
|
Copyright 2020 Bruno Windels <bruno@windels.cloud>
|
||||||
|
Copyright 2021 Daniel Fedorin <danila.fedorin@gmail.com>
|
||||||
|
|
||||||
Licensed under the Apache License, Version 2.0 (the "License");
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||||||
you may not use this file except in compliance with the License.
|
you may not use this file except in compliance with the License.
|
||||||
@ -14,11 +15,12 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import { setAttribute, text, isChildren, classNames, TAG_NAMES, HTML_NS } from "./html.js";
|
import { setAttribute, text, isChildren, classNames, TAG_NAMES, HTML_NS, ClassNames, Child} from "./html";
|
||||||
import {mountView} from "./utils";
|
import {mountView} from "./utils";
|
||||||
import {BaseUpdateView} from "./BaseUpdateView.js";
|
import {BaseUpdateView, IObservableValue} from "./BaseUpdateView";
|
||||||
|
import {IMountArgs, ViewNode, IView} from "./types";
|
||||||
|
|
||||||
function objHasFns(obj) {
|
function objHasFns(obj: ClassNames<unknown>): obj is { [className: string]: boolean } {
|
||||||
for(const value of Object.values(obj)) {
|
for(const value of Object.values(obj)) {
|
||||||
if (typeof value === "function") {
|
if (typeof value === "function") {
|
||||||
return true;
|
return true;
|
||||||
@ -26,6 +28,17 @@ function objHasFns(obj) {
|
|||||||
}
|
}
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
|
export type RenderFn<T> = (t: Builder<T>, vm: T) => ViewNode;
|
||||||
|
type EventHandler = ((event: Event) => void);
|
||||||
|
type AttributeStaticValue = string | boolean;
|
||||||
|
type AttributeBinding<T> = (value: T) => AttributeStaticValue;
|
||||||
|
export type AttrValue<T> = AttributeStaticValue | AttributeBinding<T> | EventHandler | ClassNames<T>;
|
||||||
|
export type Attributes<T> = { [attribute: string]: AttrValue<T> };
|
||||||
|
type ElementFn<T> = (attributes?: Attributes<T> | Child | Child[], children?: Child | Child[]) => Element;
|
||||||
|
export type Builder<T> = TemplateBuilder<T> & { [tagName in typeof TAG_NAMES[string][number]]: ElementFn<T> };
|
||||||
|
|
||||||
/**
|
/**
|
||||||
Bindable template. Renders once, and allows bindings for given nodes. If you need
|
Bindable template. Renders once, and allows bindings for given nodes. If you need
|
||||||
to change the structure on a condition, use a subtemplate (if)
|
to change the structure on a condition, use a subtemplate (if)
|
||||||
@ -39,18 +52,21 @@ function objHasFns(obj) {
|
|||||||
- add subviews inside the template
|
- add subviews inside the template
|
||||||
*/
|
*/
|
||||||
// TODO: should we rename this to BoundView or something? As opposed to StaticView ...
|
// TODO: should we rename this to BoundView or something? As opposed to StaticView ...
|
||||||
export class TemplateView extends BaseUpdateView {
|
export class TemplateView<T extends IObservableValue> extends BaseUpdateView<T> {
|
||||||
constructor(value, render = undefined) {
|
private _render?: RenderFn<T>;
|
||||||
|
private _eventListeners?: { node: Element, name: string, fn: EventHandler, useCapture: boolean }[] = undefined;
|
||||||
|
private _bindings?: (() => void)[] = undefined;
|
||||||
|
private _root?: ViewNode = undefined;
|
||||||
|
// public because used by TemplateBuilder
|
||||||
|
_subViews?: IView[] = undefined;
|
||||||
|
|
||||||
|
constructor(value: T, render?: RenderFn<T>) {
|
||||||
super(value);
|
super(value);
|
||||||
// TODO: can avoid this if we have a separate class for inline templates vs class template views
|
// TODO: can avoid this if we have a separate class for inline templates vs class template views
|
||||||
this._render = render;
|
this._render = render;
|
||||||
this._eventListeners = null;
|
|
||||||
this._bindings = null;
|
|
||||||
this._subViews = null;
|
|
||||||
this._root = null;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
_attach() {
|
_attach(): void {
|
||||||
if (this._eventListeners) {
|
if (this._eventListeners) {
|
||||||
for (let {node, name, fn, useCapture} of this._eventListeners) {
|
for (let {node, name, fn, useCapture} of this._eventListeners) {
|
||||||
node.addEventListener(name, fn, useCapture);
|
node.addEventListener(name, fn, useCapture);
|
||||||
@ -58,7 +74,7 @@ export class TemplateView extends BaseUpdateView {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
_detach() {
|
_detach(): void {
|
||||||
if (this._eventListeners) {
|
if (this._eventListeners) {
|
||||||
for (let {node, name, fn, useCapture} of this._eventListeners) {
|
for (let {node, name, fn, useCapture} of this._eventListeners) {
|
||||||
node.removeEventListener(name, fn, useCapture);
|
node.removeEventListener(name, fn, useCapture);
|
||||||
@ -66,13 +82,13 @@ export class TemplateView extends BaseUpdateView {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
mount(options) {
|
mount(options?: IMountArgs): ViewNode {
|
||||||
const builder = new TemplateBuilder(this);
|
const builder = new TemplateBuilder(this) as Builder<T>;
|
||||||
try {
|
try {
|
||||||
if (this._render) {
|
if (this._render) {
|
||||||
this._root = this._render(builder, this._value);
|
this._root = this._render(builder, this._value);
|
||||||
} else if (this.render) { // overriden in subclass
|
} else if (this["render"]) { // overriden in subclass
|
||||||
this._root = this.render(builder, this._value);
|
this._root = this["render"](builder, this._value);
|
||||||
} else {
|
} else {
|
||||||
throw new Error("no render function passed in, or overriden in subclass");
|
throw new Error("no render function passed in, or overriden in subclass");
|
||||||
}
|
}
|
||||||
@ -80,12 +96,12 @@ export class TemplateView extends BaseUpdateView {
|
|||||||
builder.close();
|
builder.close();
|
||||||
}
|
}
|
||||||
// takes care of update being called when needed
|
// takes care of update being called when needed
|
||||||
super.mount(options);
|
this.subscribeOnMount(options);
|
||||||
this._attach();
|
this._attach();
|
||||||
return this._root;
|
return this._root!;
|
||||||
}
|
}
|
||||||
|
|
||||||
unmount() {
|
unmount(): void {
|
||||||
this._detach();
|
this._detach();
|
||||||
super.unmount();
|
super.unmount();
|
||||||
if (this._subViews) {
|
if (this._subViews) {
|
||||||
@ -95,11 +111,11 @@ export class TemplateView extends BaseUpdateView {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
root() {
|
root(): ViewNode | undefined {
|
||||||
return this._root;
|
return this._root;
|
||||||
}
|
}
|
||||||
|
|
||||||
update(value) {
|
update(value: T, props?: string[]): void {
|
||||||
this._value = value;
|
this._value = value;
|
||||||
if (this._bindings) {
|
if (this._bindings) {
|
||||||
for (const binding of this._bindings) {
|
for (const binding of this._bindings) {
|
||||||
@ -108,35 +124,36 @@ export class TemplateView extends BaseUpdateView {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
_addEventListener(node, name, fn, useCapture = false) {
|
_addEventListener(node: Element, name: string, fn: (event: Event) => void, useCapture: boolean = false): void {
|
||||||
if (!this._eventListeners) {
|
if (!this._eventListeners) {
|
||||||
this._eventListeners = [];
|
this._eventListeners = [];
|
||||||
}
|
}
|
||||||
this._eventListeners.push({node, name, fn, useCapture});
|
this._eventListeners.push({node, name, fn, useCapture});
|
||||||
}
|
}
|
||||||
|
|
||||||
_addBinding(bindingFn) {
|
_addBinding(bindingFn: () => void): void {
|
||||||
if (!this._bindings) {
|
if (!this._bindings) {
|
||||||
this._bindings = [];
|
this._bindings = [];
|
||||||
}
|
}
|
||||||
this._bindings.push(bindingFn);
|
this._bindings.push(bindingFn);
|
||||||
}
|
}
|
||||||
|
|
||||||
addSubView(view) {
|
addSubView(view: IView): void {
|
||||||
if (!this._subViews) {
|
if (!this._subViews) {
|
||||||
this._subViews = [];
|
this._subViews = [];
|
||||||
}
|
}
|
||||||
this._subViews.push(view);
|
this._subViews.push(view);
|
||||||
}
|
}
|
||||||
|
|
||||||
removeSubView(view) {
|
removeSubView(view: IView): void {
|
||||||
|
if (!this._subViews) { return; }
|
||||||
const idx = this._subViews.indexOf(view);
|
const idx = this._subViews.indexOf(view);
|
||||||
if (idx !== -1) {
|
if (idx !== -1) {
|
||||||
this._subViews.splice(idx, 1);
|
this._subViews.splice(idx, 1);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
updateSubViews(value, props) {
|
updateSubViews(value: IObservableValue, props: string[]) {
|
||||||
if (this._subViews) {
|
if (this._subViews) {
|
||||||
for (const v of this._subViews) {
|
for (const v of this._subViews) {
|
||||||
v.update(value, props);
|
v.update(value, props);
|
||||||
@ -146,33 +163,35 @@ export class TemplateView extends BaseUpdateView {
|
|||||||
}
|
}
|
||||||
|
|
||||||
// what is passed to render
|
// what is passed to render
|
||||||
class TemplateBuilder {
|
export class TemplateBuilder<T extends IObservableValue> {
|
||||||
constructor(templateView) {
|
private _templateView: TemplateView<T>;
|
||||||
|
private _closed: boolean = false;
|
||||||
|
|
||||||
|
constructor(templateView: TemplateView<T>) {
|
||||||
this._templateView = templateView;
|
this._templateView = templateView;
|
||||||
this._closed = false;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
close() {
|
close(): void {
|
||||||
this._closed = true;
|
this._closed = true;
|
||||||
}
|
}
|
||||||
|
|
||||||
_addBinding(fn) {
|
_addBinding(fn: () => void): void {
|
||||||
if (this._closed) {
|
if (this._closed) {
|
||||||
console.trace("Adding a binding after render will likely cause memory leaks");
|
console.trace("Adding a binding after render will likely cause memory leaks");
|
||||||
}
|
}
|
||||||
this._templateView._addBinding(fn);
|
this._templateView._addBinding(fn);
|
||||||
}
|
}
|
||||||
|
|
||||||
get _value() {
|
get _value(): T {
|
||||||
return this._templateView._value;
|
return this._templateView.value;
|
||||||
}
|
}
|
||||||
|
|
||||||
addEventListener(node, name, fn, useCapture = false) {
|
addEventListener(node: Element, name: string, fn: (event: Event) => void, useCapture: boolean = false): void {
|
||||||
this._templateView._addEventListener(node, name, fn, useCapture);
|
this._templateView._addEventListener(node, name, fn, useCapture);
|
||||||
}
|
}
|
||||||
|
|
||||||
_addAttributeBinding(node, name, fn) {
|
_addAttributeBinding(node: Element, name: string, fn: (value: T) => boolean | string): void {
|
||||||
let prevValue = undefined;
|
let prevValue: string | boolean | undefined = undefined;
|
||||||
const binding = () => {
|
const binding = () => {
|
||||||
const newValue = fn(this._value);
|
const newValue = fn(this._value);
|
||||||
if (prevValue !== newValue) {
|
if (prevValue !== newValue) {
|
||||||
@ -184,11 +203,11 @@ class TemplateBuilder {
|
|||||||
binding();
|
binding();
|
||||||
}
|
}
|
||||||
|
|
||||||
_addClassNamesBinding(node, obj) {
|
_addClassNamesBinding(node: Element, obj: ClassNames<T>): void {
|
||||||
this._addAttributeBinding(node, "className", value => classNames(obj, value));
|
this._addAttributeBinding(node, "className", value => classNames(obj, value));
|
||||||
}
|
}
|
||||||
|
|
||||||
_addTextBinding(fn) {
|
_addTextBinding(fn: (value: T) => string): Text {
|
||||||
const initialValue = fn(this._value);
|
const initialValue = fn(this._value);
|
||||||
const node = text(initialValue);
|
const node = text(initialValue);
|
||||||
let prevValue = initialValue;
|
let prevValue = initialValue;
|
||||||
@ -204,21 +223,30 @@ class TemplateBuilder {
|
|||||||
return node;
|
return node;
|
||||||
}
|
}
|
||||||
|
|
||||||
_setNodeAttributes(node, attributes) {
|
_isEventHandler(key: string, value: AttrValue<T>): value is (event: Event) => void {
|
||||||
|
// This isn't actually safe, but it's incorrect to feed event handlers to
|
||||||
|
// non-on* attributes.
|
||||||
|
return key.startsWith("on") && key.length > 2 && typeof value === "function";
|
||||||
|
}
|
||||||
|
|
||||||
|
_setNodeAttributes(node: Element, attributes: Attributes<T>): void {
|
||||||
for(let [key, value] of Object.entries(attributes)) {
|
for(let [key, value] of Object.entries(attributes)) {
|
||||||
const isFn = typeof value === "function";
|
|
||||||
// binding for className as object of className => enabled
|
// binding for className as object of className => enabled
|
||||||
if (key === "className" && typeof value === "object" && value !== null) {
|
if (typeof value === "object") {
|
||||||
|
if (key !== "className" || value === null) {
|
||||||
|
// Ignore non-className objects.
|
||||||
|
continue;
|
||||||
|
}
|
||||||
if (objHasFns(value)) {
|
if (objHasFns(value)) {
|
||||||
this._addClassNamesBinding(node, value);
|
this._addClassNamesBinding(node, value);
|
||||||
} else {
|
} else {
|
||||||
setAttribute(node, key, classNames(value));
|
setAttribute(node, key, classNames(value, this._value));
|
||||||
}
|
}
|
||||||
} else if (key.startsWith("on") && key.length > 2 && isFn) {
|
} else if (this._isEventHandler(key, value)) {
|
||||||
const eventName = key.substr(2, 1).toLowerCase() + key.substr(3);
|
const eventName = key.substr(2, 1).toLowerCase() + key.substr(3);
|
||||||
const handler = value;
|
const handler = value;
|
||||||
this._templateView._addEventListener(node, eventName, handler);
|
this._templateView._addEventListener(node, eventName, handler);
|
||||||
} else if (isFn) {
|
} else if (typeof value === "function") {
|
||||||
this._addAttributeBinding(node, key, value);
|
this._addAttributeBinding(node, key, value);
|
||||||
} else {
|
} else {
|
||||||
setAttribute(node, key, value);
|
setAttribute(node, key, value);
|
||||||
@ -226,14 +254,14 @@ class TemplateBuilder {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
_setNodeChildren(node, children) {
|
_setNodeChildren(node: Element, children: Child | Child[]): void{
|
||||||
if (!Array.isArray(children)) {
|
if (!Array.isArray(children)) {
|
||||||
children = [children];
|
children = [children];
|
||||||
}
|
}
|
||||||
for (let child of children) {
|
for (let child of children) {
|
||||||
if (typeof child === "function") {
|
if (typeof child === "function") {
|
||||||
child = this._addTextBinding(child);
|
child = this._addTextBinding(child);
|
||||||
} else if (!child.nodeType) {
|
} else if (typeof child === "string") {
|
||||||
// not a DOM node, turn into text
|
// not a DOM node, turn into text
|
||||||
child = text(child);
|
child = text(child);
|
||||||
}
|
}
|
||||||
@ -241,7 +269,7 @@ class TemplateBuilder {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
_addReplaceNodeBinding(fn, renderNode) {
|
_addReplaceNodeBinding<R>(fn: (value: T) => R, renderNode: (old: ViewNode | null) => ViewNode): ViewNode {
|
||||||
let prevValue = fn(this._value);
|
let prevValue = fn(this._value);
|
||||||
let node = renderNode(null);
|
let node = renderNode(null);
|
||||||
|
|
||||||
@ -260,14 +288,14 @@ class TemplateBuilder {
|
|||||||
return node;
|
return node;
|
||||||
}
|
}
|
||||||
|
|
||||||
el(name, attributes, children) {
|
el(name: string, attributes?: Attributes<T> | Child | Child[], children?: Child | Child[]): ViewNode {
|
||||||
return this.elNS(HTML_NS, name, attributes, children);
|
return this.elNS(HTML_NS, name, attributes, children);
|
||||||
}
|
}
|
||||||
|
|
||||||
elNS(ns, name, attributes, children) {
|
elNS(ns: string, name: string, attributes?: Attributes<T> | Child | Child[], children?: Child | Child[]): ViewNode {
|
||||||
if (attributes && isChildren(attributes)) {
|
if (attributes !== undefined && isChildren(attributes)) {
|
||||||
children = attributes;
|
children = attributes;
|
||||||
attributes = null;
|
attributes = undefined;
|
||||||
}
|
}
|
||||||
|
|
||||||
const node = document.createElementNS(ns, name);
|
const node = document.createElementNS(ns, name);
|
||||||
@ -284,20 +312,22 @@ class TemplateBuilder {
|
|||||||
|
|
||||||
// this inserts a view, and is not a view factory for `if`, so returns the root element to insert in the template
|
// this inserts a view, and is not a view factory for `if`, so returns the root element to insert in the template
|
||||||
// you should not call t.view() and not use the result (e.g. attach the result to the template DOM tree).
|
// you should not call t.view() and not use the result (e.g. attach the result to the template DOM tree).
|
||||||
view(view, mountOptions = undefined) {
|
view(view: IView, mountOptions?: IMountArgs): ViewNode {
|
||||||
this._templateView.addSubView(view);
|
this._templateView.addSubView(view);
|
||||||
return mountView(view, mountOptions);
|
return mountView(view, mountOptions);
|
||||||
}
|
}
|
||||||
|
|
||||||
// map a value to a view, every time the value changes
|
// map a value to a view, every time the value changes
|
||||||
mapView(mapFn, viewCreator) {
|
mapView<R>(mapFn: (value: T) => R, viewCreator: (mapped: R) => IView | null): ViewNode {
|
||||||
return this._addReplaceNodeBinding(mapFn, (prevNode) => {
|
return this._addReplaceNodeBinding(mapFn, (prevNode) => {
|
||||||
if (prevNode && prevNode.nodeType !== Node.COMMENT_NODE) {
|
if (prevNode && prevNode.nodeType !== Node.COMMENT_NODE) {
|
||||||
const subViews = this._templateView._subViews;
|
const subViews = this._templateView._subViews;
|
||||||
const viewIdx = subViews.findIndex(v => v.root() === prevNode);
|
if (subViews) {
|
||||||
if (viewIdx !== -1) {
|
const viewIdx = subViews.findIndex(v => v.root() === prevNode);
|
||||||
const [view] = subViews.splice(viewIdx, 1);
|
if (viewIdx !== -1) {
|
||||||
view.unmount();
|
const [view] = subViews.splice(viewIdx, 1);
|
||||||
|
view.unmount();
|
||||||
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
const view = viewCreator(mapFn(this._value));
|
const view = viewCreator(mapFn(this._value));
|
||||||
@ -312,7 +342,7 @@ class TemplateBuilder {
|
|||||||
// Special case of mapView for a TemplateView.
|
// Special case of mapView for a TemplateView.
|
||||||
// Always creates a TemplateView, if this is optional depending
|
// Always creates a TemplateView, if this is optional depending
|
||||||
// on mappedValue, use `if` or `mapView`
|
// on mappedValue, use `if` or `mapView`
|
||||||
map(mapFn, renderFn) {
|
map<R>(mapFn: (value: T) => R, renderFn: (mapped: R, t: Builder<T>, vm: T) => ViewNode): ViewNode {
|
||||||
return this.mapView(mapFn, mappedValue => {
|
return this.mapView(mapFn, mappedValue => {
|
||||||
return new TemplateView(this._value, (t, vm) => {
|
return new TemplateView(this._value, (t, vm) => {
|
||||||
const rootNode = renderFn(mappedValue, t, vm);
|
const rootNode = renderFn(mappedValue, t, vm);
|
||||||
@ -326,7 +356,7 @@ class TemplateBuilder {
|
|||||||
});
|
});
|
||||||
}
|
}
|
||||||
|
|
||||||
ifView(predicate, viewCreator) {
|
ifView(predicate: (value: T) => boolean, viewCreator: (value: T) => IView): ViewNode {
|
||||||
return this.mapView(
|
return this.mapView(
|
||||||
value => !!predicate(value),
|
value => !!predicate(value),
|
||||||
enabled => enabled ? viewCreator(this._value) : null
|
enabled => enabled ? viewCreator(this._value) : null
|
||||||
@ -335,7 +365,7 @@ class TemplateBuilder {
|
|||||||
|
|
||||||
// creates a conditional subtemplate
|
// creates a conditional subtemplate
|
||||||
// use mapView if you need to map to a different view class
|
// use mapView if you need to map to a different view class
|
||||||
if(predicate, renderFn) {
|
if(predicate: (value: T) => boolean, renderFn: (t: Builder<T>, vm: T) => ViewNode) {
|
||||||
return this.ifView(predicate, vm => new TemplateView(vm, renderFn));
|
return this.ifView(predicate, vm => new TemplateView(vm, renderFn));
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -345,8 +375,8 @@ class TemplateBuilder {
|
|||||||
This should only be used if the side-effect won't add any bindings,
|
This should only be used if the side-effect won't add any bindings,
|
||||||
event handlers, ...
|
event handlers, ...
|
||||||
You should not call the TemplateBuilder (e.g. `t.xxx()`) at all from the side effect,
|
You should not call the TemplateBuilder (e.g. `t.xxx()`) at all from the side effect,
|
||||||
instead use tags from html.js to help you construct any DOM you need. */
|
instead use tags from html.ts to help you construct any DOM you need. */
|
||||||
mapSideEffect(mapFn, sideEffect) {
|
mapSideEffect<R>(mapFn: (value: T) => R, sideEffect: (newV: R, oldV: R | undefined) => void) {
|
||||||
let prevValue = mapFn(this._value);
|
let prevValue = mapFn(this._value);
|
||||||
const binding = () => {
|
const binding = () => {
|
||||||
const newValue = mapFn(this._value);
|
const newValue = mapFn(this._value);
|
@ -1,5 +1,6 @@
|
|||||||
/*
|
/*
|
||||||
Copyright 2020 Bruno Windels <bruno@windels.cloud>
|
Copyright 2020 Bruno Windels <bruno@windels.cloud>
|
||||||
|
Copyright 2021 Daniel Fedorin <danila.fedorin@gmail.com>
|
||||||
|
|
||||||
Licensed under the Apache License, Version 2.0 (the "License");
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||||||
you may not use this file except in compliance with the License.
|
you may not use this file except in compliance with the License.
|
||||||
@ -16,12 +17,18 @@ limitations under the License.
|
|||||||
|
|
||||||
// DOM helper functions
|
// DOM helper functions
|
||||||
|
|
||||||
export function isChildren(children) {
|
import {ViewNode} from "./types";
|
||||||
|
|
||||||
|
export type ClassNames<T> = { [className: string]: boolean | ((value: T) => boolean) }
|
||||||
|
export type BasicAttributes<T> = { [attribute: string]: ClassNames<T> | boolean | string }
|
||||||
|
export type Child = string | Text | ViewNode;
|
||||||
|
|
||||||
|
export function isChildren(children: object | Child | Child[]): children is Child | Child[] {
|
||||||
// children should be an not-object (that's the attributes), or a domnode, or an array
|
// children should be an not-object (that's the attributes), or a domnode, or an array
|
||||||
return typeof children !== "object" || !!children.nodeType || Array.isArray(children);
|
return typeof children !== "object" || "nodeType" in children || Array.isArray(children);
|
||||||
}
|
}
|
||||||
|
|
||||||
export function classNames(obj, value) {
|
export function classNames<T>(obj: ClassNames<T>, value: T): string {
|
||||||
return Object.entries(obj).reduce((cn, [name, enabled]) => {
|
return Object.entries(obj).reduce((cn, [name, enabled]) => {
|
||||||
if (typeof enabled === "function") {
|
if (typeof enabled === "function") {
|
||||||
enabled = enabled(value);
|
enabled = enabled(value);
|
||||||
@ -34,7 +41,7 @@ export function classNames(obj, value) {
|
|||||||
}, "");
|
}, "");
|
||||||
}
|
}
|
||||||
|
|
||||||
export function setAttribute(el, name, value) {
|
export function setAttribute(el: Element, name: string, value: string | boolean): void {
|
||||||
if (name === "className") {
|
if (name === "className") {
|
||||||
name = "class";
|
name = "class";
|
||||||
}
|
}
|
||||||
@ -48,22 +55,24 @@ export function setAttribute(el, name, value) {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
export function el(elementName, attributes, children) {
|
export function el(elementName: string, attributes?: BasicAttributes<never> | Child | Child[], children?: Child | Child[]): Element {
|
||||||
return elNS(HTML_NS, elementName, attributes, children);
|
return elNS(HTML_NS, elementName, attributes, children);
|
||||||
}
|
}
|
||||||
|
|
||||||
export function elNS(ns, elementName, attributes, children) {
|
export function elNS(ns: string, elementName: string, attributes?: BasicAttributes<never> | Child | Child[], children?: Child | Child[]): Element {
|
||||||
if (attributes && isChildren(attributes)) {
|
if (attributes && isChildren(attributes)) {
|
||||||
children = attributes;
|
children = attributes;
|
||||||
attributes = null;
|
attributes = undefined;
|
||||||
}
|
}
|
||||||
|
|
||||||
const e = document.createElementNS(ns, elementName);
|
const e = document.createElementNS(ns, elementName);
|
||||||
|
|
||||||
if (attributes) {
|
if (attributes) {
|
||||||
for (let [name, value] of Object.entries(attributes)) {
|
for (let [name, value] of Object.entries(attributes)) {
|
||||||
if (name === "className" && typeof value === "object" && value !== null) {
|
if (typeof value === "object") {
|
||||||
value = classNames(value);
|
// Only className should ever be an object; be careful
|
||||||
|
// here anyway and ignore object-valued non-className attributes.
|
||||||
|
value = (value !== null && name === "className") ? classNames(value, undefined) : false;
|
||||||
}
|
}
|
||||||
setAttribute(e, name, value);
|
setAttribute(e, name, value);
|
||||||
}
|
}
|
||||||
@ -74,7 +83,7 @@ export function elNS(ns, elementName, attributes, children) {
|
|||||||
children = [children];
|
children = [children];
|
||||||
}
|
}
|
||||||
for (let c of children) {
|
for (let c of children) {
|
||||||
if (!c.nodeType) {
|
if (typeof c === "string") {
|
||||||
c = text(c);
|
c = text(c);
|
||||||
}
|
}
|
||||||
e.appendChild(c);
|
e.appendChild(c);
|
||||||
@ -83,12 +92,12 @@ export function elNS(ns, elementName, attributes, children) {
|
|||||||
return e;
|
return e;
|
||||||
}
|
}
|
||||||
|
|
||||||
export function text(str) {
|
export function text(str: string): Text {
|
||||||
return document.createTextNode(str);
|
return document.createTextNode(str);
|
||||||
}
|
}
|
||||||
|
|
||||||
export const HTML_NS = "http://www.w3.org/1999/xhtml";
|
export const HTML_NS: string = "http://www.w3.org/1999/xhtml";
|
||||||
export const SVG_NS = "http://www.w3.org/2000/svg";
|
export const SVG_NS: string = "http://www.w3.org/2000/svg";
|
||||||
|
|
||||||
export const TAG_NAMES = {
|
export const TAG_NAMES = {
|
||||||
[HTML_NS]: [
|
[HTML_NS]: [
|
||||||
@ -97,10 +106,9 @@ export const TAG_NAMES = {
|
|||||||
"table", "thead", "tbody", "tr", "th", "td", "hr",
|
"table", "thead", "tbody", "tr", "th", "td", "hr",
|
||||||
"pre", "code", "button", "time", "input", "textarea", "label", "form", "progress", "output", "video"],
|
"pre", "code", "button", "time", "input", "textarea", "label", "form", "progress", "output", "video"],
|
||||||
[SVG_NS]: ["svg", "circle"]
|
[SVG_NS]: ["svg", "circle"]
|
||||||
};
|
} as const;
|
||||||
|
|
||||||
export const tag = {};
|
|
||||||
|
|
||||||
|
export const tag: { [tagName in typeof TAG_NAMES[string][number]]: (attributes?: BasicAttributes<never> | Child | Child[], children?: Child | Child[]) => Element } = {} as any;
|
||||||
|
|
||||||
for (const [ns, tags] of Object.entries(TAG_NAMES)) {
|
for (const [ns, tags] of Object.entries(TAG_NAMES)) {
|
||||||
for (const tagName of tags) {
|
for (const tagName of tags) {
|
@ -1,5 +1,6 @@
|
|||||||
/*
|
/*
|
||||||
Copyright 2021 The Matrix.org Foundation C.I.C.
|
Copyright 2021 The Matrix.org Foundation C.I.C.
|
||||||
|
Copyright 2021 Daniel Fedorin <danila.fedorin@gmail.com>
|
||||||
|
|
||||||
Licensed under the Apache License, Version 2.0 (the "License");
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||||||
you may not use this file except in compliance with the License.
|
you may not use this file except in compliance with the License.
|
||||||
@ -15,12 +16,15 @@ limitations under the License.
|
|||||||
*/
|
*/
|
||||||
export interface IMountArgs {
|
export interface IMountArgs {
|
||||||
// if true, the parent will call update() rather than the view updating itself by binding to a data source.
|
// if true, the parent will call update() rather than the view updating itself by binding to a data source.
|
||||||
parentProvidesUpdates: boolean
|
parentProvidesUpdates?: boolean
|
||||||
};
|
};
|
||||||
|
|
||||||
export interface UIView {
|
// Comment nodes can be used as temporary placeholders for Elements, like TemplateView does.
|
||||||
mount(args?: IMountArgs): HTMLElement;
|
export type ViewNode = Element | Comment;
|
||||||
root(): HTMLElement; // should only be called between mount() and unmount()
|
|
||||||
|
export interface IView {
|
||||||
|
mount(args?: IMountArgs): ViewNode;
|
||||||
|
root(): ViewNode | undefined; // should only be called between mount() and unmount()
|
||||||
unmount(): void;
|
unmount(): void;
|
||||||
update(...any); // this isn't really standarized yet
|
update(...any); // this isn't really standarized yet
|
||||||
}
|
}
|
||||||
|
@ -14,10 +14,10 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {UIView, IMountArgs} from "./types";
|
import {IView, IMountArgs, ViewNode} from "./types";
|
||||||
import {tag} from "./html.js";
|
import {tag} from "./html";
|
||||||
|
|
||||||
export function mountView(view: UIView, mountArgs: IMountArgs): HTMLElement {
|
export function mountView(view: IView, mountArgs?: IMountArgs): ViewNode {
|
||||||
let node;
|
let node;
|
||||||
try {
|
try {
|
||||||
node = view.mount(mountArgs);
|
node = view.mount(mountArgs);
|
||||||
@ -27,7 +27,7 @@ export function mountView(view: UIView, mountArgs: IMountArgs): HTMLElement {
|
|||||||
return node;
|
return node;
|
||||||
}
|
}
|
||||||
|
|
||||||
export function errorToDOM(error: Error): HTMLElement {
|
export function errorToDOM(error: Error): Element {
|
||||||
const stack = new Error().stack;
|
const stack = new Error().stack;
|
||||||
let callee: string | null = null;
|
let callee: string | null = null;
|
||||||
if (stack) {
|
if (stack) {
|
||||||
@ -41,7 +41,7 @@ export function errorToDOM(error: Error): HTMLElement {
|
|||||||
]);
|
]);
|
||||||
}
|
}
|
||||||
|
|
||||||
export function insertAt(parentNode: HTMLElement, idx: number, childNode: HTMLElement): void {
|
export function insertAt(parentNode: Element, idx: number, childNode: Node): void {
|
||||||
const isLast = idx === parentNode.childElementCount;
|
const isLast = idx === parentNode.childElementCount;
|
||||||
if (isLast) {
|
if (isLast) {
|
||||||
parentNode.appendChild(childNode);
|
parentNode.appendChild(childNode);
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../general/TemplateView.js";
|
import {TemplateView} from "../general/TemplateView";
|
||||||
import {SessionLoadStatusView} from "./SessionLoadStatusView.js";
|
import {SessionLoadStatusView} from "./SessionLoadStatusView.js";
|
||||||
|
|
||||||
export class CompleteSSOView extends TemplateView {
|
export class CompleteSSOView extends TemplateView {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../general/TemplateView.js";
|
import {TemplateView} from "../general/TemplateView";
|
||||||
import {hydrogenGithubLink} from "./common.js";
|
import {hydrogenGithubLink} from "./common.js";
|
||||||
import {PasswordLoginView} from "./PasswordLoginView.js";
|
import {PasswordLoginView} from "./PasswordLoginView.js";
|
||||||
import {CompleteSSOView} from "./CompleteSSOView.js";
|
import {CompleteSSOView} from "./CompleteSSOView.js";
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../general/TemplateView.js";
|
import {TemplateView} from "../general/TemplateView";
|
||||||
|
|
||||||
export class PasswordLoginView extends TemplateView {
|
export class PasswordLoginView extends TemplateView {
|
||||||
render(t, vm) {
|
render(t, vm) {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../general/TemplateView.js";
|
import {TemplateView} from "../general/TemplateView";
|
||||||
import {spinner} from "../common.js";
|
import {spinner} from "../common.js";
|
||||||
|
|
||||||
/** a view used both in the login view and the loading screen
|
/** a view used both in the login view and the loading screen
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../general/TemplateView.js";
|
import {TemplateView} from "../general/TemplateView";
|
||||||
import {SessionLoadStatusView} from "./SessionLoadStatusView.js";
|
import {SessionLoadStatusView} from "./SessionLoadStatusView.js";
|
||||||
|
|
||||||
export class SessionLoadView extends TemplateView {
|
export class SessionLoadView extends TemplateView {
|
||||||
|
@ -15,7 +15,7 @@ limitations under the License.
|
|||||||
*/
|
*/
|
||||||
|
|
||||||
import {ListView} from "../general/ListView";
|
import {ListView} from "../general/ListView";
|
||||||
import {TemplateView} from "../general/TemplateView.js";
|
import {TemplateView} from "../general/TemplateView";
|
||||||
import {hydrogenGithubLink} from "./common.js";
|
import {hydrogenGithubLink} from "./common.js";
|
||||||
import {SessionLoadStatusView} from "./SessionLoadStatusView.js";
|
import {SessionLoadStatusView} from "./SessionLoadStatusView.js";
|
||||||
|
|
||||||
|
@ -16,7 +16,7 @@ limitations under the License.
|
|||||||
|
|
||||||
import {RoomView} from "./room/RoomView.js";
|
import {RoomView} from "./room/RoomView.js";
|
||||||
import {InviteView} from "./room/InviteView.js";
|
import {InviteView} from "./room/InviteView.js";
|
||||||
import {TemplateView} from "../general/TemplateView.js";
|
import {TemplateView} from "../general/TemplateView";
|
||||||
import {StaticView} from "../general/StaticView.js";
|
import {StaticView} from "../general/StaticView.js";
|
||||||
|
|
||||||
export class RoomGridView extends TemplateView {
|
export class RoomGridView extends TemplateView {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../general/TemplateView.js";
|
import {TemplateView} from "../general/TemplateView";
|
||||||
import {spinner} from "../common.js";
|
import {spinner} from "../common.js";
|
||||||
|
|
||||||
export class SessionStatusView extends TemplateView {
|
export class SessionStatusView extends TemplateView {
|
||||||
|
@ -20,7 +20,7 @@ import {RoomView} from "./room/RoomView.js";
|
|||||||
import {UnknownRoomView} from "./room/UnknownRoomView.js";
|
import {UnknownRoomView} from "./room/UnknownRoomView.js";
|
||||||
import {InviteView} from "./room/InviteView.js";
|
import {InviteView} from "./room/InviteView.js";
|
||||||
import {LightboxView} from "./room/LightboxView.js";
|
import {LightboxView} from "./room/LightboxView.js";
|
||||||
import {TemplateView} from "../general/TemplateView.js";
|
import {TemplateView} from "../general/TemplateView";
|
||||||
import {StaticView} from "../general/StaticView.js";
|
import {StaticView} from "../general/StaticView.js";
|
||||||
import {SessionStatusView} from "./SessionStatusView.js";
|
import {SessionStatusView} from "./SessionStatusView.js";
|
||||||
import {RoomGridView} from "./RoomGridView.js";
|
import {RoomGridView} from "./RoomGridView.js";
|
||||||
|
@ -15,7 +15,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {renderStaticAvatar} from "../../avatar.js";
|
import {renderStaticAvatar} from "../../avatar.js";
|
||||||
import {spinner} from "../../common.js";
|
import {spinner} from "../../common.js";
|
||||||
|
|
||||||
|
@ -15,7 +15,7 @@ limitations under the License.
|
|||||||
*/
|
*/
|
||||||
|
|
||||||
import {ListView} from "../../general/ListView";
|
import {ListView} from "../../general/ListView";
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {RoomTileView} from "./RoomTileView.js";
|
import {RoomTileView} from "./RoomTileView.js";
|
||||||
import {InviteTileView} from "./InviteTileView.js";
|
import {InviteTileView} from "./InviteTileView.js";
|
||||||
|
|
||||||
|
@ -15,7 +15,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {AvatarView} from "../../AvatarView.js";
|
import {AvatarView} from "../../AvatarView.js";
|
||||||
|
|
||||||
export class RoomTileView extends TemplateView {
|
export class RoomTileView extends TemplateView {
|
||||||
|
@ -15,7 +15,7 @@ limitations under the License.
|
|||||||
*/
|
*/
|
||||||
|
|
||||||
import {AvatarView} from "../../AvatarView.js";
|
import {AvatarView} from "../../AvatarView.js";
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
|
|
||||||
export class MemberDetailsView extends TemplateView {
|
export class MemberDetailsView extends TemplateView {
|
||||||
render(t, vm) {
|
render(t, vm) {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {AvatarView} from "../../AvatarView.js";
|
import {AvatarView} from "../../AvatarView.js";
|
||||||
|
|
||||||
export class MemberTileView extends TemplateView {
|
export class MemberTileView extends TemplateView {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {RoomDetailsView} from "./RoomDetailsView.js";
|
import {RoomDetailsView} from "./RoomDetailsView.js";
|
||||||
import {MemberListView} from "./MemberListView.js";
|
import {MemberListView} from "./MemberListView.js";
|
||||||
import {LoadingView} from "../../general/LoadingView.js";
|
import {LoadingView} from "../../general/LoadingView.js";
|
||||||
|
@ -14,8 +14,8 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {classNames, tag} from "../../general/html.js";
|
import {classNames, tag} from "../../general/html";
|
||||||
import {AvatarView} from "../../AvatarView.js";
|
import {AvatarView} from "../../AvatarView.js";
|
||||||
|
|
||||||
export class RoomDetailsView extends TemplateView {
|
export class RoomDetailsView extends TemplateView {
|
||||||
|
@ -15,7 +15,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {renderStaticAvatar} from "../../avatar.js";
|
import {renderStaticAvatar} from "../../avatar.js";
|
||||||
|
|
||||||
export class InviteView extends TemplateView {
|
export class InviteView extends TemplateView {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {spinner} from "../../common.js";
|
import {spinner} from "../../common.js";
|
||||||
|
|
||||||
export class LightboxView extends TemplateView {
|
export class LightboxView extends TemplateView {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {Popup} from "../../general/Popup.js";
|
import {Popup} from "../../general/Popup.js";
|
||||||
import {Menu} from "../../general/Menu.js";
|
import {Menu} from "../../general/Menu.js";
|
||||||
import {viewClassForEntry} from "./TimelineView"
|
import {viewClassForEntry} from "./TimelineView"
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
|
|
||||||
export class RoomArchivedView extends TemplateView {
|
export class RoomArchivedView extends TemplateView {
|
||||||
render(t) {
|
render(t) {
|
||||||
|
@ -15,7 +15,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {Popup} from "../../general/Popup.js";
|
import {Popup} from "../../general/Popup.js";
|
||||||
import {Menu} from "../../general/Menu.js";
|
import {Menu} from "../../general/Menu.js";
|
||||||
import {TimelineView} from "./TimelineView";
|
import {TimelineView} from "./TimelineView";
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {spinner} from "../../common.js";
|
import {spinner} from "../../common.js";
|
||||||
|
|
||||||
export class TimelineLoadingView extends TemplateView {
|
export class TimelineLoadingView extends TemplateView {
|
||||||
|
@ -15,6 +15,8 @@ limitations under the License.
|
|||||||
*/
|
*/
|
||||||
|
|
||||||
import {ListView} from "../../general/ListView";
|
import {ListView} from "../../general/ListView";
|
||||||
|
import {TemplateView, Builder} from "../../general/TemplateView";
|
||||||
|
import {IObservableValue} from "../../general/BaseUpdateView";
|
||||||
import {GapView} from "./timeline/GapView.js";
|
import {GapView} from "./timeline/GapView.js";
|
||||||
import {TextMessageView} from "./timeline/TextMessageView.js";
|
import {TextMessageView} from "./timeline/TextMessageView.js";
|
||||||
import {ImageView} from "./timeline/ImageView.js";
|
import {ImageView} from "./timeline/ImageView.js";
|
||||||
@ -24,7 +26,14 @@ import {MissingAttachmentView} from "./timeline/MissingAttachmentView.js";
|
|||||||
import {AnnouncementView} from "./timeline/AnnouncementView.js";
|
import {AnnouncementView} from "./timeline/AnnouncementView.js";
|
||||||
import {RedactedView} from "./timeline/RedactedView.js";
|
import {RedactedView} from "./timeline/RedactedView.js";
|
||||||
import {SimpleTile} from "../../../../../domain/session/room/timeline/tiles/SimpleTile.js";
|
import {SimpleTile} from "../../../../../domain/session/room/timeline/tiles/SimpleTile.js";
|
||||||
import {TimelineViewModel} from "../../../../../domain/session/room/timeline/TimelineViewModel.js";
|
import {BaseObservableList as ObservableList} from "../../../../../observable/list/BaseObservableList.js";
|
||||||
|
|
||||||
|
//import {TimelineViewModel} from "../../../../../domain/session/room/timeline/TimelineViewModel.js";
|
||||||
|
interface TimelineViewModel extends IObservableValue {
|
||||||
|
showJumpDown: boolean;
|
||||||
|
tiles: ObservableList<SimpleTile>;
|
||||||
|
setVisibleTileRange(start?: SimpleTile, end?: SimpleTile);
|
||||||
|
}
|
||||||
|
|
||||||
type TileView = GapView | AnnouncementView | TextMessageView |
|
type TileView = GapView | AnnouncementView | TextMessageView |
|
||||||
ImageView | VideoView | FileView | MissingAttachmentView | RedactedView;
|
ImageView | VideoView | FileView | MissingAttachmentView | RedactedView;
|
||||||
@ -46,16 +55,152 @@ export function viewClassForEntry(entry: SimpleTile): TileViewConstructor | unde
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
export class TimelineView extends ListView<SimpleTile, TileView> {
|
function bottom(node: HTMLElement): number {
|
||||||
|
return node.offsetTop + node.clientHeight;
|
||||||
|
}
|
||||||
|
|
||||||
private _atBottom: boolean;
|
function findFirstNodeIndexAtOrBelow(tiles: HTMLElement, top: number, startIndex: number = (tiles.children.length - 1)): number {
|
||||||
private _topLoadingPromise?: Promise<boolean>;
|
for (var i = startIndex; i >= 0; i--) {
|
||||||
private _viewModel: TimelineViewModel;
|
const node = tiles.children[i] as HTMLElement;
|
||||||
|
if (node.offsetTop < top) {
|
||||||
|
return i;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
// return first item if nothing matched before
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
constructor(viewModel: TimelineViewModel) {
|
export class TimelineView extends TemplateView<TimelineViewModel> {
|
||||||
|
|
||||||
|
private anchoredNode?: HTMLElement;
|
||||||
|
private anchoredBottom: number = 0;
|
||||||
|
private stickToBottom: boolean = true;
|
||||||
|
private tilesView?: TilesListView;
|
||||||
|
private resizeObserver?: ResizeObserver;
|
||||||
|
|
||||||
|
render(t: Builder<TimelineViewModel>, vm: TimelineViewModel) {
|
||||||
|
// assume this view will be mounted in the parent DOM straight away
|
||||||
|
requestAnimationFrame(() => {
|
||||||
|
// do initial scroll positioning
|
||||||
|
this.restoreScrollPosition();
|
||||||
|
});
|
||||||
|
this.tilesView = new TilesListView(vm.tiles, () => this.restoreScrollPosition());
|
||||||
|
const root = t.div({className: "Timeline"}, [
|
||||||
|
t.div({
|
||||||
|
className: "Timeline_scroller bottom-aligned-scroll",
|
||||||
|
onScroll: () => this.onScroll()
|
||||||
|
}, t.view(this.tilesView)),
|
||||||
|
t.button({
|
||||||
|
className: {
|
||||||
|
"Timeline_jumpDown": true,
|
||||||
|
hidden: vm => !vm.showJumpDown
|
||||||
|
},
|
||||||
|
title: "Jump down",
|
||||||
|
onClick: () => this.jumpDown()
|
||||||
|
})
|
||||||
|
]);
|
||||||
|
|
||||||
|
if (typeof ResizeObserver === "function") {
|
||||||
|
this.resizeObserver = new ResizeObserver(() => {
|
||||||
|
this.restoreScrollPosition();
|
||||||
|
});
|
||||||
|
this.resizeObserver.observe(root);
|
||||||
|
}
|
||||||
|
|
||||||
|
return root;
|
||||||
|
}
|
||||||
|
|
||||||
|
private get scrollNode(): HTMLElement {
|
||||||
|
return (this.root()! as HTMLElement).firstElementChild! as HTMLElement;
|
||||||
|
}
|
||||||
|
|
||||||
|
private get tilesNode(): HTMLElement {
|
||||||
|
return this.tilesView!.root()! as HTMLElement;
|
||||||
|
}
|
||||||
|
|
||||||
|
private jumpDown() {
|
||||||
|
const {scrollNode} = this;
|
||||||
|
this.stickToBottom = true;
|
||||||
|
scrollNode.scrollTop = scrollNode.scrollHeight;
|
||||||
|
}
|
||||||
|
|
||||||
|
public unmount() {
|
||||||
|
super.unmount();
|
||||||
|
if (this.resizeObserver) {
|
||||||
|
this.resizeObserver.unobserve(this.root()! as Element);
|
||||||
|
this.resizeObserver = undefined;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private restoreScrollPosition() {
|
||||||
|
const {scrollNode, tilesNode} = this;
|
||||||
|
|
||||||
|
const missingTilesHeight = scrollNode.clientHeight - tilesNode.clientHeight;
|
||||||
|
if (missingTilesHeight > 0) {
|
||||||
|
tilesNode.style.setProperty("margin-top", `${missingTilesHeight}px`);
|
||||||
|
// we don't have enough tiles to fill the viewport, so set all as visible
|
||||||
|
const len = this.value.tiles.length;
|
||||||
|
this.updateVisibleRange(0, len - 1);
|
||||||
|
} else {
|
||||||
|
tilesNode.style.removeProperty("margin-top");
|
||||||
|
if (this.stickToBottom) {
|
||||||
|
scrollNode.scrollTop = scrollNode.scrollHeight;
|
||||||
|
} else if (this.anchoredNode) {
|
||||||
|
const newAnchoredBottom = bottom(this.anchoredNode!);
|
||||||
|
if (newAnchoredBottom !== this.anchoredBottom) {
|
||||||
|
const bottomDiff = newAnchoredBottom - this.anchoredBottom;
|
||||||
|
// scrollBy tends to create less scroll jumps than reassigning scrollTop as it does
|
||||||
|
// not depend on reading scrollTop, which might be out of date as some platforms
|
||||||
|
// run scrolling off the main thread.
|
||||||
|
if (typeof scrollNode.scrollBy === "function") {
|
||||||
|
scrollNode.scrollBy(0, bottomDiff);
|
||||||
|
} else {
|
||||||
|
scrollNode.scrollTop = scrollNode.scrollTop + bottomDiff;
|
||||||
|
}
|
||||||
|
this.anchoredBottom = newAnchoredBottom;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
// TODO: should we be updating the visible range here as well as the range might have changed even though
|
||||||
|
// we restored the bottom tile
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private onScroll(): void {
|
||||||
|
const {scrollNode, tilesNode} = this;
|
||||||
|
const {scrollHeight, scrollTop, clientHeight} = scrollNode;
|
||||||
|
|
||||||
|
let bottomNodeIndex;
|
||||||
|
this.stickToBottom = Math.abs(scrollHeight - (scrollTop + clientHeight)) < 1;
|
||||||
|
if (this.stickToBottom) {
|
||||||
|
const len = this.value.tiles.length;
|
||||||
|
bottomNodeIndex = len - 1;
|
||||||
|
} else {
|
||||||
|
const viewportBottom = scrollTop + clientHeight;
|
||||||
|
// console.log(`viewportBottom: ${viewportBottom} (${scrollTop} + ${clientHeight})`);
|
||||||
|
const anchoredNodeIndex = findFirstNodeIndexAtOrBelow(tilesNode, viewportBottom);
|
||||||
|
this.anchoredNode = tilesNode.childNodes[anchoredNodeIndex] as HTMLElement;
|
||||||
|
this.anchoredBottom = bottom(this.anchoredNode!);
|
||||||
|
bottomNodeIndex = anchoredNodeIndex;
|
||||||
|
}
|
||||||
|
let topNodeIndex = findFirstNodeIndexAtOrBelow(tilesNode, scrollTop, bottomNodeIndex);
|
||||||
|
this.updateVisibleRange(topNodeIndex, bottomNodeIndex);
|
||||||
|
}
|
||||||
|
|
||||||
|
private updateVisibleRange(startIndex: number, endIndex: number) {
|
||||||
|
// can be undefined, meaning the tiles collection is still empty
|
||||||
|
const firstVisibleChild = this.tilesView!.getChildInstanceByIndex(startIndex);
|
||||||
|
const lastVisibleChild = this.tilesView!.getChildInstanceByIndex(endIndex);
|
||||||
|
this.value.setVisibleTileRange(firstVisibleChild?.value, lastVisibleChild?.value);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class TilesListView extends ListView<SimpleTile, TileView> {
|
||||||
|
|
||||||
|
private onChanged: () => void;
|
||||||
|
|
||||||
|
constructor(tiles: ObservableList<SimpleTile>, onChanged: () => void) {
|
||||||
const options = {
|
const options = {
|
||||||
className: "Timeline bottom-aligned-scroll",
|
list: tiles,
|
||||||
list: viewModel.tiles,
|
|
||||||
onItemClick: (tileView, evt) => tileView.onClick(evt),
|
onItemClick: (tileView, evt) => tileView.onClick(evt),
|
||||||
};
|
};
|
||||||
super(options, entry => {
|
super(options, entry => {
|
||||||
@ -64,108 +209,10 @@ export class TimelineView extends ListView<SimpleTile, TileView> {
|
|||||||
return new View(entry);
|
return new View(entry);
|
||||||
}
|
}
|
||||||
});
|
});
|
||||||
this._atBottom = false;
|
this.onChanged = onChanged;
|
||||||
this._topLoadingPromise = undefined;
|
|
||||||
this._viewModel = viewModel;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
override handleEvent(evt: Event) {
|
protected onUpdate(index: number, value: SimpleTile, param: any) {
|
||||||
if (evt.type === "scroll") {
|
|
||||||
this._handleScroll(evt);
|
|
||||||
} else {
|
|
||||||
super.handleEvent(evt);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
async _loadAtTopWhile(predicate: () => boolean) {
|
|
||||||
if (this._topLoadingPromise) {
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
try {
|
|
||||||
while (predicate()) {
|
|
||||||
// fill, not enough content to fill timeline
|
|
||||||
this._topLoadingPromise = this._viewModel.loadAtTop();
|
|
||||||
const shouldStop = await this._topLoadingPromise;
|
|
||||||
if (shouldStop) {
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
catch (err) {
|
|
||||||
console.error(err);
|
|
||||||
//ignore error, as it is handled in the VM
|
|
||||||
}
|
|
||||||
finally {
|
|
||||||
this._topLoadingPromise = undefined;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
async _handleScroll(evt: Event) {
|
|
||||||
const PAGINATE_OFFSET = 100;
|
|
||||||
const root = this.root();
|
|
||||||
if (root.scrollTop < PAGINATE_OFFSET && !this._topLoadingPromise && this._viewModel) {
|
|
||||||
// to calculate total amountGrown to check when we stop loading
|
|
||||||
let beforeContentHeight = root.scrollHeight;
|
|
||||||
// to adjust scrollTop every time
|
|
||||||
let lastContentHeight = beforeContentHeight;
|
|
||||||
// load until pagination offset is reached again
|
|
||||||
this._loadAtTopWhile(() => {
|
|
||||||
const contentHeight = root.scrollHeight;
|
|
||||||
const amountGrown = contentHeight - beforeContentHeight;
|
|
||||||
const topDiff = contentHeight - lastContentHeight;
|
|
||||||
root.scrollBy(0, topDiff);
|
|
||||||
lastContentHeight = contentHeight;
|
|
||||||
return amountGrown < PAGINATE_OFFSET;
|
|
||||||
});
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
override mount() {
|
|
||||||
const root = super.mount();
|
|
||||||
root.addEventListener("scroll", this);
|
|
||||||
return root;
|
|
||||||
}
|
|
||||||
|
|
||||||
override unmount() {
|
|
||||||
this.root().removeEventListener("scroll", this);
|
|
||||||
super.unmount();
|
|
||||||
}
|
|
||||||
|
|
||||||
override async loadList() {
|
|
||||||
super.loadList();
|
|
||||||
const root = this.root();
|
|
||||||
// yield so the browser can render the list
|
|
||||||
// and we can measure the content below
|
|
||||||
await Promise.resolve();
|
|
||||||
const {scrollHeight, clientHeight} = root;
|
|
||||||
if (scrollHeight > clientHeight) {
|
|
||||||
root.scrollTop = root.scrollHeight;
|
|
||||||
}
|
|
||||||
// load while viewport is not filled
|
|
||||||
this._loadAtTopWhile(() => {
|
|
||||||
const {scrollHeight, clientHeight} = root;
|
|
||||||
return scrollHeight <= clientHeight;
|
|
||||||
});
|
|
||||||
}
|
|
||||||
|
|
||||||
override onBeforeListChanged() {
|
|
||||||
const fromBottom = this._distanceFromBottom();
|
|
||||||
this._atBottom = fromBottom < 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
_distanceFromBottom() {
|
|
||||||
const root = this.root();
|
|
||||||
return root.scrollHeight - root.scrollTop - root.clientHeight;
|
|
||||||
}
|
|
||||||
|
|
||||||
override onListChanged() {
|
|
||||||
const root = this.root();
|
|
||||||
if (this._atBottom) {
|
|
||||||
root.scrollTop = root.scrollHeight;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
override onUpdate(index: number, value: SimpleTile, param: any) {
|
|
||||||
if (param === "shape") {
|
if (param === "shape") {
|
||||||
const ExpectedClass = viewClassForEntry(value);
|
const ExpectedClass = viewClassForEntry(value);
|
||||||
const child = this.getChildInstanceByIndex(index);
|
const child = this.getChildInstanceByIndex(index);
|
||||||
@ -178,5 +225,21 @@ export class TimelineView extends ListView<SimpleTile, TileView> {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
super.onUpdate(index, value, param);
|
super.onUpdate(index, value, param);
|
||||||
|
this.onChanged();
|
||||||
|
}
|
||||||
|
|
||||||
|
protected onAdd(idx: number, value: SimpleTile) {
|
||||||
|
super.onAdd(idx, value);
|
||||||
|
this.onChanged();
|
||||||
|
}
|
||||||
|
|
||||||
|
protected onRemove(idx: number, value: SimpleTile) {
|
||||||
|
super.onRemove(idx, value);
|
||||||
|
this.onChanged();
|
||||||
|
}
|
||||||
|
|
||||||
|
protected onMove(fromIdx: number, toIdx: number, value: SimpleTile) {
|
||||||
|
super.onMove(fromIdx, toIdx, value);
|
||||||
|
this.onChanged();
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
|
|
||||||
export class UnknownRoomView extends TemplateView {
|
export class UnknownRoomView extends TemplateView {
|
||||||
render(t, vm) {
|
render(t, vm) {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../../general/TemplateView.js";
|
import {TemplateView} from "../../../general/TemplateView";
|
||||||
|
|
||||||
export class AnnouncementView extends TemplateView {
|
export class AnnouncementView extends TemplateView {
|
||||||
render(t) {
|
render(t) {
|
||||||
|
@ -16,9 +16,9 @@ limitations under the License.
|
|||||||
*/
|
*/
|
||||||
|
|
||||||
import {renderStaticAvatar} from "../../../avatar.js";
|
import {renderStaticAvatar} from "../../../avatar.js";
|
||||||
import {tag} from "../../../general/html.js";
|
import {tag} from "../../../general/html";
|
||||||
import {mountView} from "../../../general/utils";
|
import {mountView} from "../../../general/utils";
|
||||||
import {TemplateView} from "../../../general/TemplateView.js";
|
import {TemplateView} from "../../../general/TemplateView";
|
||||||
import {Popup} from "../../../general/Popup.js";
|
import {Popup} from "../../../general/Popup.js";
|
||||||
import {Menu} from "../../../general/Menu.js";
|
import {Menu} from "../../../general/Menu.js";
|
||||||
import {ReactionsView} from "./ReactionsView.js";
|
import {ReactionsView} from "./ReactionsView.js";
|
||||||
|
@ -14,19 +14,23 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../../general/TemplateView.js";
|
import {TemplateView} from "../../../general/TemplateView";
|
||||||
import {spinner} from "../../../common.js";
|
import {spinner} from "../../../common.js";
|
||||||
|
|
||||||
export class GapView extends TemplateView {
|
export class GapView extends TemplateView {
|
||||||
render(t, vm) {
|
render(t) {
|
||||||
const className = {
|
const className = {
|
||||||
GapView: true,
|
GapView: true,
|
||||||
isLoading: vm => vm.isLoading
|
isLoading: vm => vm.isLoading,
|
||||||
|
isAtTop: vm => vm.isAtTop,
|
||||||
};
|
};
|
||||||
return t.li({className}, [
|
return t.li({className}, [
|
||||||
spinner(t),
|
spinner(t),
|
||||||
t.div(vm.i18n`Loading more messages …`),
|
t.div(vm => vm.isLoading ? vm.i18n`Loading more messages …` : vm.i18n`Not loading!`),
|
||||||
t.if(vm => vm.error, t => t.strong(vm => vm.error))
|
t.if(vm => vm.error, t => t.strong(vm => vm.error))
|
||||||
]);
|
]);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/* This is called by the parent ListView, which just has 1 listener for the whole list */
|
||||||
|
onClick() {}
|
||||||
}
|
}
|
||||||
|
@ -15,7 +15,7 @@ limitations under the License.
|
|||||||
*/
|
*/
|
||||||
|
|
||||||
import {ListView} from "../../../general/ListView";
|
import {ListView} from "../../../general/ListView";
|
||||||
import {TemplateView} from "../../../general/TemplateView.js";
|
import {TemplateView} from "../../../general/TemplateView";
|
||||||
|
|
||||||
export class ReactionsView extends ListView {
|
export class ReactionsView extends ListView {
|
||||||
constructor(reactionsViewModel) {
|
constructor(reactionsViewModel) {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {tag, text} from "../../../general/html.js";
|
import {tag, text} from "../../../general/html";
|
||||||
import {BaseMessageView} from "./BaseMessageView.js";
|
import {BaseMessageView} from "./BaseMessageView.js";
|
||||||
|
|
||||||
export class TextMessageView extends BaseMessageView {
|
export class TextMessageView extends BaseMessageView {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {StaticView} from "../../general/StaticView.js";
|
import {StaticView} from "../../general/StaticView.js";
|
||||||
|
|
||||||
export class SessionBackupSettingsView extends TemplateView {
|
export class SessionBackupSettingsView extends TemplateView {
|
||||||
|
@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
import {TemplateView} from "../../general/TemplateView.js";
|
import {TemplateView} from "../../general/TemplateView";
|
||||||
import {SessionBackupSettingsView} from "./SessionBackupSettingsView.js"
|
import {SessionBackupSettingsView} from "./SessionBackupSettingsView.js"
|
||||||
|
|
||||||
export class SettingsView extends TemplateView {
|
export class SettingsView extends TemplateView {
|
||||||
|
@ -1,5 +1,6 @@
|
|||||||
/*
|
/*
|
||||||
Copyright 2020 Bruno Windels <bruno@windels.cloud>
|
Copyright 2020 Bruno Windels <bruno@windels.cloud>
|
||||||
|
Copyright 2021 Daniel Fedorin <danila.fedorin@gmail.com>
|
||||||
|
|
||||||
Licensed under the Apache License, Version 2.0 (the "License");
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||||||
you may not use this file except in compliance with the License.
|
you may not use this file except in compliance with the License.
|
||||||
@ -14,28 +15,30 @@ See the License for the specific language governing permissions and
|
|||||||
limitations under the License.
|
limitations under the License.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
export class EventEmitter {
|
type Handler<T> = (value?: T) => void;
|
||||||
|
|
||||||
|
export class EventEmitter<T> {
|
||||||
|
private _handlersByName: { [event in keyof T]?: Set<Handler<T[event]>> }
|
||||||
|
|
||||||
constructor() {
|
constructor() {
|
||||||
this._handlersByName = {};
|
this._handlersByName = {};
|
||||||
}
|
}
|
||||||
|
|
||||||
emit(name, ...values) {
|
emit<K extends keyof T>(name: K, value?: T[K]): void {
|
||||||
const handlers = this._handlersByName[name];
|
const handlers = this._handlersByName[name];
|
||||||
if (handlers) {
|
if (handlers) {
|
||||||
for(const h of handlers) {
|
handlers.forEach(h => h(value));
|
||||||
h(...values);
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
disposableOn(name, callback) {
|
disposableOn<K extends keyof T>(name: K, callback: Handler<T[K]>): () => void {
|
||||||
this.on(name, callback);
|
this.on(name, callback);
|
||||||
return () => {
|
return () => {
|
||||||
this.off(name, callback);
|
this.off(name, callback);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
on(name, callback) {
|
on<K extends keyof T>(name: K, callback: Handler<T[K]>): void {
|
||||||
let handlers = this._handlersByName[name];
|
let handlers = this._handlersByName[name];
|
||||||
if (!handlers) {
|
if (!handlers) {
|
||||||
this.onFirstSubscriptionAdded(name);
|
this.onFirstSubscriptionAdded(name);
|
||||||
@ -44,27 +47,27 @@ export class EventEmitter {
|
|||||||
handlers.add(callback);
|
handlers.add(callback);
|
||||||
}
|
}
|
||||||
|
|
||||||
off(name, callback) {
|
off<K extends keyof T>(name: K, callback: Handler<T[K]>): void {
|
||||||
const handlers = this._handlersByName[name];
|
const handlers = this._handlersByName[name];
|
||||||
if (handlers) {
|
if (handlers) {
|
||||||
handlers.delete(callback);
|
handlers.delete(callback);
|
||||||
if (handlers.length === 0) {
|
if (handlers.size === 0) {
|
||||||
delete this._handlersByName[name];
|
delete this._handlersByName[name];
|
||||||
this.onLastSubscriptionRemoved(name);
|
this.onLastSubscriptionRemoved(name);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
onFirstSubscriptionAdded(/* name */) {}
|
onFirstSubscriptionAdded<K extends keyof T>(name: K): void {}
|
||||||
|
|
||||||
onLastSubscriptionRemoved(/* name */) {}
|
onLastSubscriptionRemoved<K extends keyof T>(name: K): void {}
|
||||||
}
|
}
|
||||||
|
|
||||||
export function tests() {
|
export function tests() {
|
||||||
return {
|
return {
|
||||||
test_on_off(assert) {
|
test_on_off(assert) {
|
||||||
let counter = 0;
|
let counter = 0;
|
||||||
const e = new EventEmitter();
|
const e = new EventEmitter<{ change: never }>();
|
||||||
const callback = () => counter += 1;
|
const callback = () => counter += 1;
|
||||||
e.on("change", callback);
|
e.on("change", callback);
|
||||||
e.emit("change");
|
e.emit("change");
|
||||||
@ -75,7 +78,7 @@ export function tests() {
|
|||||||
|
|
||||||
test_emit_value(assert) {
|
test_emit_value(assert) {
|
||||||
let value = 0;
|
let value = 0;
|
||||||
const e = new EventEmitter();
|
const e = new EventEmitter<{ change: number }>();
|
||||||
const callback = (v) => value = v;
|
const callback = (v) => value = v;
|
||||||
e.on("change", callback);
|
e.on("change", callback);
|
||||||
e.emit("change", 5);
|
e.emit("change", 5);
|
||||||
@ -85,7 +88,7 @@ export function tests() {
|
|||||||
|
|
||||||
test_double_on(assert) {
|
test_double_on(assert) {
|
||||||
let counter = 0;
|
let counter = 0;
|
||||||
const e = new EventEmitter();
|
const e = new EventEmitter<{ change: never }>();
|
||||||
const callback = () => counter += 1;
|
const callback = () => counter += 1;
|
||||||
e.on("change", callback);
|
e.on("change", callback);
|
||||||
e.on("change", callback);
|
e.on("change", callback);
|
Loading…
Reference in New Issue
Block a user