Moved image methods to ImageApi.

Added testing implementation of updater.

ComposeWindow.java

@@ -9,6 +9,7 @@ import javax.swing.JButton;
 import javax.swing.Box;
 import javax.swing.BorderFactory;
 import javax.swing.JOptionPane;
+import java.awt.GridLayout;
 import java.awt.BorderLayout;
 import java.awt.Dimension;
 import java.awt.event.ActionListener;
@@ -52,6 +53,7 @@ ComposeWindow extends JFrame {
         composition.text = "";
         composition.visibility = PostVisibility.MENTIONED;
         composition.replyToPostId = null;
+        composition.contentWarning = null;
         syncDisplayToComposition();
     }
 
@@ -59,10 +61,16 @@ ComposeWindow extends JFrame {
     submit()
     {
         syncCompositionToDisplay();
+
+        if (composition.replyToPostId != null)
+            assert !composition.replyToPostId.trim().isEmpty();
+        if (composition.contentWarning != null)
+            assert !composition.contentWarning.trim().isEmpty();
+
         display.setSubmitting(true);
         api.submit(
             composition.text, composition.visibility,
-            composition.replyToPostId,
+            composition.replyToPostId, composition.contentWarning,
             new RequestListener() {
 
                 public void
@@ -105,6 +113,7 @@ ComposeWindow extends JFrame {
         display.setText(composition.text);
         display.setReplyToPostId(composition.replyToPostId);
         display.setVisibility(stringFor(composition.visibility));
+        display.setContentWarning(composition.contentWarning);
     }
 
     private void
@@ -113,7 +122,19 @@ ComposeWindow extends JFrame {
         composition.text = display.getText();
         composition.visibility =
             visibilityFrom(display.getVisibility());
-        composition.replyToPostId = display.getReplyToPostId();
+        composition.replyToPostId =
+            nonEmpty(display.getReplyToPostId());
+        composition.contentWarning =
+            nonEmpty(display.getContentWarning());
+    }
+
+//   -  -%-  -
+
+    private static String
+    nonEmpty(String s)
+    {
+        if (s.trim().isEmpty()) return null;
+        return s;
     }
 
 //  ---%-@-%---
@@ -182,7 +203,7 @@ implements ActionListener {
     text;
 
     private JTextField
-    reply;
+    reply, contentWarning;
 
     private JComboBox<String>
     visibility;
@@ -217,6 +238,12 @@ implements ActionListener {
             this.visibility.setSelectedIndex(3);
     }
 
+    public void
+    setContentWarning(String contentWarning)
+    {
+        this.contentWarning.setText(contentWarning);
+    }
+
     public String
     getText()
     {
@@ -229,6 +256,12 @@ implements ActionListener {
         return reply.getText();
     }
 
+    public String
+    getContentWarning()
+    {
+        return contentWarning.getText();
+    }
+
     public String
     getVisibility()
     {
@@ -265,11 +298,21 @@ implements ActionListener {
     {
         this.primaire = primaire;
 
-        text = new JTextArea();
-        text.setLineWrap(true);
-        text.setWrapStyleWord(true);
-
         reply = new JTextField();
+        JLabel replyLabel = new JLabel("In reply to: ");
+        replyLabel.setLabelFor(reply);
+
+        contentWarning = new JTextField();
+        JLabel cwLabel = new JLabel("Content warning: ");
+        cwLabel.setLabelFor(contentWarning);
+
+        JPanel top = new JPanel();
+        top.setOpaque(false);
+        top.setLayout(new GridLayout(2, 2, 8, 0));
+        top.add(replyLabel);
+        top.add(reply);
+        top.add(cwLabel);
+        top.add(contentWarning);
 
         visibility = new JComboBox<>(new String[] {
             "Public",
@@ -289,11 +332,9 @@ implements ActionListener {
         bottom.add(Box.createHorizontalStrut(8));
         bottom.add(submit);
 
-        JPanel top = new JPanel();
-        top.setOpaque(false);
-        top.setLayout(new BorderLayout(8, 0));
-        top.add(new JLabel("In reply to: "), BorderLayout.WEST);
-        top.add(reply);
+        text = new JTextArea();
+        text.setLineWrap(true);
+        text.setWrapStyleWord(true);
 
         setLayout(new BorderLayout(0, 8));
         add(top, BorderLayout.NORTH);

ImageApi.java

@@ -0,0 +1,33 @@
+
+import javax.swing.ImageIcon;
+import java.awt.Image;
+import java.awt.Toolkit;
+import java.net.URL;
+import java.net.MalformedURLException;
+
+interface
+ImageApi {
+
+    public static Image
+    local(String name)
+    {
+        String path = "/graphics/" + name + ".png";
+        URL url = ImageApi.class.getResource(name);
+        if (url == null) return null;
+        return new ImageIcon(url).getImage();
+    }
+
+    public static Image
+    remote(String urlr)
+    {
+        try {
+            URL url = new URL(urlr);
+            Toolkit TK = Toolkit.getDefaultToolkit();
+            return TK.createImage(url);
+        }
+        catch (MalformedURLException eMu) {
+            return null;
+        }
+    }
+
+}

ImageWindow.java

@@ -99,7 +99,7 @@ ImageWindow extends JFrame {
 	ImageWindow()
 	{
 		setDefaultCloseOperation(DISPOSE_ON_CLOSE);
-		setSize(400, 400);
+		setSize(600, 600);
 
 		display = new ImageComponent(this);
 		showAttachments(new Attachment[0]);
@@ -156,6 +156,7 @@ implements
 	setPrev(Image image)
 	{
 		prev.setEnabled(image != null);
+		prev.setText(image == null ? "<" : "");
 		prev.setIcon(toIcon(image));
 	}
 
@@ -163,6 +164,7 @@ implements
 	setNext(Image image)
 	{
 		next.setEnabled(image != null);
+		next.setText(image == null ? ">" : "");
 		next.setIcon(toIcon(image));
 	}
 
@@ -250,7 +252,8 @@ implements
 		{
 			if (image == null)
 			{
-				String str = "(There are no images being displayed.)";
+				String str =
+                    "(There are no images being displayed.)";
 				FontMetrics fm = g.getFontMetrics();
 				int x = (getWidth() - fm.stringWidth(str)) / 2;
 				int y = (getHeight() + fm.getHeight()) / 2;
@@ -285,15 +288,15 @@ implements
 	{
 		this.primaire = primaire;
 
-		Dimension BUTTON_SIZE = new Dimension(80, 60);
+		Dimension BUTTON_SIZE = new Dimension(48, 48);
 
 		setOpaque(false);
 		scaleImage = true;
 		zoomLevel = 100;
 
-		prev = new JButton("<");
+		prev = new JButton();
 		toggle = new JButton("Show unscaled");
-		next = new JButton(">");
+		next = new JButton();
 		prev.setPreferredSize(BUTTON_SIZE);
 		next.setPreferredSize(BUTTON_SIZE);
 		prev.addActionListener(this);
@@ -306,6 +309,9 @@ implements
 		buttonArea.add(toggle);
 		buttonArea.add(next);
 
+		setPrev(null);
+		setNext(null);
+
 		setLayout(new BorderLayout());
 		add(buttonArea, BorderLayout.SOUTH);
 		add(new Painter(), BorderLayout.CENTER);

JKomasto.java

@@ -28,6 +28,9 @@ JKomasto {
 	private ImageWindow
 	mediaWindow;
 
+	private TimelineWindowUpdater
+	timelineWindowUpdater;
+
     private MastodonApi
     api;
 
@@ -52,6 +55,8 @@ JKomasto {
         loginWindow.dispose();
         autoViewWindow.setCursor(null);
         timelineWindow.setCursor(null);
+
+        timelineWindowUpdater.addWindow(timelineWindow);
     }
 
     public PostWindow
@@ -87,6 +92,8 @@ JKomasto {
 		mediaWindow.dispose();
         loginWindow.setLocationByPlatform(true);
         loginWindow.setVisible(true);
+
+        timelineWindowUpdater = new TimelineWindowUpdater(this);
     }
 
 }
@@ -123,6 +130,9 @@ TimelinePage {
     public TimelineType
     type;
 
+    public String
+    accountNumId;
+
     public List<Post>
     posts;
 
@@ -143,6 +153,12 @@ Post {
 	public Image
 	authorAvatar;
 
+	public String
+    authorNumId;
+
+	public String
+	boosterName;
+
     public ZonedDateTime
     date;
 
@@ -170,6 +186,9 @@ Attachment {
 	public String
 	url;
 
+	public String
+	description;
+
 	public Image
 	image;
 
@@ -181,7 +200,8 @@ class
 Composition {
 
     public String
-    text;
+    text,
+    contentWarning;
 
     public PostVisibility
     visibility;

LoginWindow.java

@@ -117,6 +117,7 @@ LoginWindow extends JFrame {
 			requestSucceeded(Tree<String> json)
 			{
 				api.setAccountDetails(json);
+				serverContacted = true;
 				haveAccountDetails = true;
 				updateStatusDisplay();
 			}
@@ -146,7 +147,14 @@ LoginWindow extends JFrame {
 	public void
     useInstanceUrl()
     {
+        if (display.isAutoLoginToggled()) { useCache(); return; }
+
 		String url = display.getInstanceUrl();
+		if (url.trim().isEmpty()) {
+            // Should we show an error dialog..?
+            display.setInstanceUrl("");
+            return;
+		}
 		if (!hasProtocol(url)) {
 			url = "https://" + url;
 			display.setInstanceUrl(url);
@@ -157,8 +165,6 @@ LoginWindow extends JFrame {
 		haveAccessToken = false;
 		haveAccountDetails = false;
 
-		if (display.isAutoLoginToggled()) { useCache(); return; }
-
 		display.setCursor(new Cursor(Cursor.WAIT_CURSOR));
 		api.testUrlConnection(url, new RequestListener() {
 

MastodonApi.java

@@ -11,7 +11,9 @@ import java.io.InputStreamReader;
 import java.io.OutputStreamWriter;
 import java.io.FileReader;
 import java.io.FileWriter;
+import java.io.BufferedReader;
 import java.io.IOException;
+import java.io.UnsupportedEncodingException;
 
 class
 MastodonApi {
@@ -77,7 +79,8 @@ MastodonApi {
     getAppCredentials(RequestListener handler)
     {
         assert instanceUrl != null;
-        try {
+        try
+        {
             URL endpoint = new URL(instanceUrl + "/api/v1/apps");
             HttpURLConnection conn;
             conn = (HttpURLConnection)endpoint.openConnection();
@@ -164,7 +167,8 @@ MastodonApi {
             URL endpoint = new URL(instanceUrl + s);
             HttpURLConnection conn;
             conn = (HttpURLConnection)endpoint.openConnection();
-            conn.setRequestProperty("Authorization", "Bearer " + token);
+            String s2 = "Bearer " + token;
+            conn.setRequestProperty("Authorization", s2);
             conn.connect();
 
             doStandardJsonReturn(conn, handler);
@@ -174,13 +178,18 @@ MastodonApi {
 
     public void
     getTimelinePage(
-        TimelineType type, int count, String maxId, String minId,
+        TimelineType type, String accountId,
+        int count, String maxId, String minId,
         RequestListener handler)
     {
         String token = accessToken.get("access_token").value;
 
         String url = instanceUrl + "/api/v1";
-        switch (type)
+        if (accountId != null)
+        {
+            url += "/accounts/" + accountId + "/statuses";
+        }
+        else switch (type)
         {
             case FEDERATED:
             case LOCAL: url += "/timelines/public"; break;
@@ -266,13 +275,15 @@ MastodonApi {
 
     public void
     submit(
-        String text, PostVisibility visibility, String replyTo,
+        String text, PostVisibility visibility,
+        String replyTo, String contentWarning,
         RequestListener handler)
     {
         String token = accessToken.get("access_token").value;
 
         String visibilityParam = "direct";
-        switch (visibility) {
+        switch (visibility)
+        {
             case PUBLIC: visibilityParam = "public"; break;
             case UNLISTED: visibilityParam = "unlisted"; break;
             case FOLLOWERS: visibilityParam = "private"; break;
@@ -283,7 +294,8 @@ MastodonApi {
         String url = instanceUrl + "/api/v1/statuses";
         try
         {
-            text = URLEncoder.encode(text, "UTF-8");
+            text = encode(text);
+            contentWarning = encode(contentWarning);
 
             URL endpoint = new URL(url);
             HttpURLConnection conn;
@@ -303,6 +315,9 @@ MastodonApi {
             if (replyTo != null) {
                 output.write("&in_reply_to_id=" + replyTo);
             }
+            if (contentWarning != null) {
+                output.write("&spoiler_text=" + contentWarning);
+            }
             output.close();
 
             doStandardJsonReturn(conn, handler);
@@ -310,10 +325,57 @@ MastodonApi {
         catch (IOException eIo) { handler.connectionFailed(eIo); }
     }
 
+    public void
+    monitorTimeline(
+        TimelineType type, ServerSideEventsListener handler)
+    {
+        String token = accessToken.get("access_token").value;
+
+        String url = instanceUrl + "/api/v1/streaming";
+        switch (type)
+        {
+            case FEDERATED: url += "/public"; break;
+            case LOCAL: url += "/public/local"; break;
+            case HOME:
+            case NOTIFICATIONS: url += "/user"; break;
+            default: assert false;
+        }
+
+        try
+        {
+            URL endpoint = new URL(url);
+            HttpURLConnection conn;
+            conn = (HttpURLConnection)endpoint.openConnection();
+            String s = "Bearer " + token;
+            conn.setRequestProperty("Authorization", s);
+            conn.connect();
+
+            InputStreamReader input;
+            int code = conn.getResponseCode();
+            if (code >= 300)
+            {
+                input = new InputStreamReader(conn.getErrorStream());
+                Tree<String> response = JsonConverter.convert(input);
+                input.close();
+                handler.requestFailed(code, response);
+                return;
+            }
+
+            input = new InputStreamReader(conn.getInputStream());
+            BufferedReader br = new BufferedReader(input);
+            while (true) {
+                String line = br.readLine();
+                if (line != null) handler.lineReceived(line);
+            }
+        }
+        catch (IOException eIo) { handler.connectionFailed(eIo); }
+    }
+
 //     -    -%-     -
 
     private void
-    doStandardJsonReturn(HttpURLConnection conn, RequestListener handler)
+    doStandardJsonReturn(
+        HttpURLConnection conn, RequestListener handler)
     throws IOException
     {
         InputStreamReader input;
@@ -334,7 +396,8 @@ MastodonApi {
     }
 
     private void
-    returnResponseInTree(HttpURLConnection conn, RequestListener handler)
+    returnResponseInTree(
+        HttpURLConnection conn, RequestListener handler)
     throws IOException
     {
         InputStreamReader input;
@@ -371,6 +434,19 @@ MastodonApi {
         return doc;
     }
 
+    private static String
+    encode(String s)
+    {
+        try {
+            if (s == null) return null;
+            return URLEncoder.encode(s, "UTF-8");
+        }
+        catch (UnsupportedEncodingException eUe) {
+            assert false;
+            return null;
+        }
+    }
+
 //    ---%-@-%---
 
     public void

PostWindow.java

@@ -21,6 +21,7 @@ import java.awt.BorderLayout;
 import java.awt.GridLayout;
 import java.awt.Cursor;
 import java.awt.Image;
+import java.awt.Component;
 import java.awt.event.ActionListener;
 import java.awt.event.ActionEvent;
 import java.util.List;
@@ -103,6 +104,7 @@ implements ActionListener {
 				? null
 				: post.attachments[0].image
 		);
+
         repliesDisplay.setReplies(replies);
 		postDisplay.resetFocus();
         repaint();
@@ -111,7 +113,11 @@ implements ActionListener {
     public void
     openAuthorProfile()
     {
-
+        TimelineWindow w = new TimelineWindow(primaire);
+        w.showAuthorPosts(post.authorNumId);
+        w.showLatestPage();
+        w.setLocationRelativeTo(this);
+        w.setVisible(true);
     }
 
     public void
@@ -151,8 +157,9 @@ implements ActionListener {
 
         };
         api.setPostFavourited(post.postId, favourited, handler);
-        postDisplay.setFavouriteBoostEnabled(true);
         postDisplay.setCursor(null);
+        postDisplay.setFavouriteBoostEnabled(true);
+        postDisplay.repaint();
     }
 
     public void
@@ -192,8 +199,9 @@ implements ActionListener {
 
         };
         api.setPostBoosted(post.postId, boosted, handler);
-        postDisplay.setFavouriteBoostEnabled(true);
         postDisplay.setCursor(null);
+        postDisplay.setFavouriteBoostEnabled(true);
+        postDisplay.repaint();
     }
 
     public void
@@ -217,7 +225,7 @@ implements ActionListener {
 		int l = Math.min(40, post.text.length());
 		w.setTitle(post.text.substring(0, l));
 		if (!w.isVisible()) {
-			w.setLocation(getX(), getY() + 100);
+            w.setLocationRelativeTo(null);
 			w.setVisible(true);
 		}
     }
@@ -227,7 +235,7 @@ implements ActionListener {
     public void
     actionPerformed(ActionEvent eA)
     {
-        Object src = eA.getSource();
+        Component src = (Component)eA.getSource();
         if (!(src instanceof JMenuItem)) return;
         String text = ((JMenuItem)src).getText();
 
@@ -358,7 +366,7 @@ implements ActionListener {
     public void
     actionPerformed(ActionEvent eA)
     {
-        Object src = eA.getSource();
+        Component src = (Component)eA.getSource();
         String command = eA.getActionCommand();
 
         if (src == profile)
@@ -412,8 +420,8 @@ implements ActionListener {
         g.clearRect(0, 0, getWidth(), getHeight());
 
 		((java.awt.Graphics2D)g).setRenderingHint(
-        	java.awt.RenderingHints.KEY_TEXT_ANTIALIASING,
-        	java.awt.RenderingHints.VALUE_TEXT_ANTIALIAS_ON
+        	java.awt.RenderingHints.KEY_ANTIALIASING,
+        	java.awt.RenderingHints.VALUE_ANTIALIAS_ON
 		);
 
         Font f1 = new Font("IPAGothic", Font.PLAIN, 16);
@@ -454,13 +462,6 @@ implements ActionListener {
 
 //   -  -%-  -
 
-	private static ImageIcon
-	toIcon(Image image)
-	{
-		if (image == null) return null;
-		return new ImageIcon(image);
-	}
-
     private static List<String>
     split(String string, int lineLength)
     {
@@ -472,7 +473,7 @@ implements ActionListener {
             if (word.length() >= lineLength) {
                 word = word.substring(0, lineLength - 4) + "...";
             }
-            if (word.equals("\n")) {
+            if (word.matches("\n")) {
                 returnee.add(empty(line));
                 continue;
             }
@@ -504,9 +505,9 @@ implements ActionListener {
         authorName = authorId = time = text = "";
 
         Dimension buttonSize = new Dimension(20, 40);
+        Border b = BorderFactory.createEmptyBorder(10, 10, 10, 10);
 
         profile = new RoundButton();
-        //profile.setPreferredSize(buttonSize);
         profile.addActionListener(this);
 
         favouriteBoost = new TwoToggleButton("favourite", "boost");
@@ -537,7 +538,7 @@ implements ActionListener {
         Box buttons = Box.createVerticalBox();
         buttons.setOpaque(false);
         buttons.add(ibuttons);
-        buttons.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
+        buttons.setBorder(b);
 
         setLayout(new BorderLayout());
         add(buttons, BorderLayout.WEST);

RequestListener.java

@@ -15,3 +15,17 @@ RequestListener {
 	requestSucceeded(Tree<String> json);
 
 }
+
+interface
+ServerSideEventsListener {
+
+    void
+    connectionFailed(IOException eIo);
+
+    void
+    requestFailed(int httpCode, Tree<String> json);
+
+    void
+    lineReceived(String line);
+
+}

TimelineWindow.java

@@ -9,7 +9,6 @@ import javax.swing.JMenuItem;
 import javax.swing.JMenuBar;
 import javax.swing.JSeparator;
 import javax.swing.Box;
-import javax.swing.ImageIcon;
 import javax.swing.BorderFactory;
 import java.awt.BorderLayout;
 import java.awt.GridBagLayout;
@@ -30,6 +29,10 @@ import java.awt.event.ActionListener;
 import java.awt.event.ActionEvent;
 import java.awt.event.MouseListener;
 import java.awt.event.MouseEvent;
+import java.awt.event.FocusListener;
+import java.awt.event.FocusEvent;
+import java.awt.event.KeyListener;
+import java.awt.event.KeyEvent;
 
 import cafe.biskuteri.hinoki.Tree;
 import java.io.IOException;
@@ -59,8 +62,6 @@ implements ActionListener {
 
     private JMenuItem
     openHome,
-    // umm, what about the timeline that's like, notes that your
-    // post was favourited or replied to? those aren't messages..
     openMessages,
     openLocal,
     openFederated,
@@ -82,21 +83,29 @@ implements ActionListener {
     setTimelineType(TimelineType type)
     {
         page.type = type;
+        page.accountNumId = null;
 
 		String s1 = type.toString();
         s1 = s1.charAt(0) + s1.substring(1).toLowerCase();
         setTitle(s1 + " - JKomasto");
 
         String s2 = type.toString().toLowerCase();
-		s2 = "/graphics/" + s2 + ".png";
-		URL url = getClass().getResource(s2);
-		if (url != null) {
-			ImageIcon icon = new ImageIcon(url);
-			display.setBackgroundImage(icon.getImage());
-		}
-		else {
-			display.setBackgroundImage(null);
+		display.setBackgroundImage(ImageApi.local(s2));
     }
+
+    public TimelineType
+    getTimelineType() { return page.type; }
+
+    public void
+    showAuthorPosts(String authorNumId)
+    {
+        assert authorNumId != null;
+
+        page.type = TimelineType.FEDERATED;
+        page.accountNumId = authorNumId;
+
+        setTitle(authorNumId + " - JKomasto");
+        display.setBackgroundImage(ImageApi.local("profile"));
     }
 
     public void
@@ -104,12 +113,14 @@ implements ActionListener {
     {
         display.setCursor(new Cursor(Cursor.WAIT_CURSOR));
         api.getTimelinePage(
-            page.type, PREVIEW_COUNT, null, null,
+            page.type, page.accountNumId,
+            PREVIEW_COUNT, null, null,
             new RequestListener() {
 
                 public void
                 connectionFailed(IOException eIo)
                 {
+                    eIo.printStackTrace();
                     String s = eIo.getClass().getName();
                     setTitle(s + " - JKomasto");
                 }
@@ -117,6 +128,7 @@ implements ActionListener {
                 public void
                 requestFailed(int httpCode, Tree<String> json)
                 {
+                    System.err.println(json.get("error").value);
                     setTitle(httpCode + " - JKomasto");
                     // lol...
                 }
@@ -124,9 +136,13 @@ implements ActionListener {
                 public void
                 requestSucceeded(Tree<String> json)
                 {
-                    page.posts = toPosts(json);
+                    List<Post> posts = toPosts(json);
+                    page.posts = posts;
                     display.setPosts(page.posts);
-                    display.setNextPageAvailable(true);
+                    boolean full = posts.size() >= PREVIEW_COUNT;
+                    display.setNextPageAvailable(full);
+                    display.setPreviousPageAvailable(true);
+                    display.resetFocus();
                 }
 
             }
@@ -143,7 +159,8 @@ implements ActionListener {
 
         display.setCursor(new Cursor(Cursor.WAIT_CURSOR));
         api.getTimelinePage(
-            page.type, PREVIEW_COUNT, last.postId, null,
+            page.type, page.accountNumId,
+            PREVIEW_COUNT, last.postId, null,
             new RequestListener() {
 
                 public void
@@ -162,9 +179,19 @@ implements ActionListener {
                 public void
                 requestSucceeded(Tree<String> json)
                 {
-                    page.posts = toPosts(json);
+                    List<Post> posts = toPosts(json);
+                    if (posts.size() == 0) {
+                        // We should probably say something
+                        // to the user here? For now, we
+                        // quietly cancel.
+                        return;
+                    }
+                    page.posts = posts;
                     display.setPosts(page.posts);
+                    boolean full = posts.size() >= PREVIEW_COUNT;
+                    display.setNextPageAvailable(full);
                     display.setPreviousPageAvailable(true);
+                    display.resetFocus();
                 }
 
             }
@@ -181,7 +208,8 @@ implements ActionListener {
 
         display.setCursor(new Cursor(Cursor.WAIT_CURSOR));
         api.getTimelinePage(
-            page.type, PREVIEW_COUNT, null, first.postId,
+            page.type, page.accountNumId,
+            PREVIEW_COUNT, null, first.postId,
             new RequestListener() {
 
                 public void
@@ -200,17 +228,21 @@ implements ActionListener {
                 public void
                 requestSucceeded(Tree<String> json)
                 {
-                    page.posts = toPosts(json);
+                    List<Post> posts = toPosts(json);
+                    if (posts.size() < PREVIEW_COUNT) {
+                        showLatestPage();
+                        return;
+                    }
+                    page.posts = posts;
                     display.setPosts(page.posts);
                     display.setNextPageAvailable(true);
                     display.setPreviousPageAvailable(true);
+                    display.resetFocus();
                 }
 
             }
         );
         display.setCursor(null);
-
-        if (page.posts.size() < PREVIEW_COUNT) showLatestPage();
     }
 
 //   -  -%-  -
@@ -221,6 +253,15 @@ implements ActionListener {
         primaire.getAutoViewWindow().showPost(post);
     }
 
+    public void
+    postOpened(Post post)
+    {
+        PostWindow w = new PostWindow(primaire);
+        w.showPost(post);
+        w.setLocationRelativeTo(this);
+        w.setVisible(true);
+    }
+
     public void
     actionPerformed(ActionEvent eA)
     {
@@ -278,6 +319,13 @@ implements ActionListener {
         {
             Post addee = new Post();
 
+            if (post.get("reblog").size() != 0) {
+                Tree<String> a = post.get("account");
+                String s = a.get("display_name").value;
+                addee.boosterName = s;
+                post = post.get("reblog");
+			}
+
             addee.postId = post.get("id").value;
 
             try {
@@ -323,21 +371,16 @@ implements ActionListener {
             else addee.contentWarning = null;
 
             Tree<String> account = post.get("account");
-			if (post.get("reblog").size() != 0) {
-				account = post.get("reblog").get("account");
-			}
 			addee.authorId = account.get("acct").value;
             addee.authorName = account.get("username").value;
+            addee.authorNumId = account.get("id").value;
             String s2 = account.get("display_name").value;
             if (!s2.isEmpty()) addee.authorName = s2;
-			try {
-				String av = account.get("avatar").value;
-				ImageIcon icon = new ImageIcon(new URL(av));
-				addee.authorAvatar = icon.getImage();
-			}
-			catch (MalformedURLException eMu) {
-				// Weird bug on their part.. We should
-				// probably react by using a default avatar.
+            String s3 = account.get("avatar").value;
+            addee.authorAvatar = ImageApi.remote(s3);
+            if (addee.authorAvatar == null) {
+                s3 = "defaultAvatar";
+                addee.authorAvatar = ImageApi.local(s3);
             }
 
             String f = post.get("favourited").value;
@@ -345,29 +388,23 @@ implements ActionListener {
             addee.favourited = f.equals("true");
             addee.boosted = b.equals("true");
 
-			Tree<String> a1 = post.get("media_attachments");
-			Attachment[] a2 = new Attachment[a1.size()];
-			for (int o = 0; o < a2.length; ++o)
+			Tree<String> as1 = post.get("media_attachments");
+			Attachment[] as2 = new Attachment[as1.size()];
+			for (int o = 0; o < as2.length; ++o)
 			{
-				a2[o] = new Attachment();
-				a2[o].type = a1.get(o).get("type").value;
+                Tree<String> a1 = as1.get(o);
+                Attachment a2 = as2[o] = new Attachment();
 
-				a2[o].url = a1.get(o).get("remote_url").value;
-				if (a2[o].url == null)
-					a2[o].url = a1.get(o).get("text_url").value;
-				
-				a2[o].image = null;
-				if (a2[o].type.equals("image")) try
-				{
-					URL url = new URL(a2[o].url);
-					ImageIcon icon = new ImageIcon(url);
-					String desc = a1.get(o).get("description").value;
-					icon.setDescription(desc);
-					a2[o].image = icon.getImage();
+				a2.type = a1.get("type").value;
+				String u1 = a1.get("remote_url").value;
+				String u2 = a1.get("text_url").value;
+				a2.url = u1 == null ? u2 : u1;
+                a2.description = a1.get("description").value;
+				a2.image = null;
+				if (a2.type.equals("image"))
+                    a2.image = ImageApi.remote(a2.url);
 			}
-				catch (MalformedURLException eMu) { }
-			}
-			addee.attachments = a2;
+			addee.attachments = as2;
 
             posts.add(addee);
         }
@@ -418,6 +455,7 @@ implements ActionListener {
         flipToNewestPost.addActionListener(this);
 
         JMenu programMenu = new JMenu("Program");
+        programMenu.setMnemonic(KeyEvent.VK_P);
         programMenu.add(openHome);
         programMenu.add(openFederated);
         programMenu.add(new JSeparator());
@@ -426,6 +464,7 @@ implements ActionListener {
         programMenu.add(new JSeparator());
         programMenu.add(quit);
         JMenu timelineMenu = new JMenu("Timeline");
+        timelineMenu.setMnemonic(KeyEvent.VK_T);
         timelineMenu.add(flipToNewestPost);
         JMenuBar menuBar = new JMenuBar();
         menuBar.add(programMenu);
@@ -449,7 +488,9 @@ implements ActionListener {
 
 class
 TimelineComponent extends JPanel
-implements ActionListener, MouseListener {
+implements
+    ActionListener, KeyListener,
+    MouseListener, FocusListener {
 
     private TimelineWindow
     primaire;
@@ -494,14 +535,23 @@ implements ActionListener, MouseListener {
             Post p = posts.get(o);
             c.setTopLeft(p.authorName);
             {
+                String f = "";
+                if (p.boosterName != null)
+                    f += "b";
+                if (p.attachments.length > 0)
+                    f += "a";
+
+                String t;
                 ZonedDateTime now = ZonedDateTime.now();
                 long d = ChronoUnit.SECONDS.between(p.date, now);
                 long s = Math.abs(d);
-                if (s < 30) c.setTopRight("now");
-                else if (s < 60) c.setTopRight(d + "s");
-                else if (s < 3600) c.setTopRight((d / 60) + "m");
-                else if (s < 86400) c.setTopRight((d / 3600) + "h");
-                else c.setTopRight((d / 86400) + "d");
+                if (s < 30) t = "now";
+                else if (s < 60) t = d + "s";
+                else if (s < 3600) t = (d / 60) + "m";
+                else if (s < 86400) t = (d / 3600) + "h";
+                else t = (d / 86400) + "d";
+
+                c.setTopRight(f + " " + t);
             }
             if (p.contentWarning != null)
                 c.setBottom("(" + p.contentWarning + ")");
@@ -533,11 +583,19 @@ implements ActionListener, MouseListener {
 	public void
 	setBackgroundImage(Image n) { backgroundImage = n; }
 
+	public void
+	resetFocus() { postPreviews.get(0).requestFocusInWindow(); }
+
 //   -  -%-  -
 
 	protected void
 	paintComponent(Graphics g)
 	{
+        ((java.awt.Graphics2D)g).setRenderingHint(
+        	java.awt.RenderingHints.KEY_ANTIALIASING,
+        	java.awt.RenderingHints.VALUE_ANTIALIAS_ON
+		);
+
 		int w = getWidth(), h = getHeight();
 		g.clearRect(0, 0, w, h);
 		int h2 = h * 5 / 10, w2 = h2;
@@ -545,6 +603,60 @@ implements ActionListener, MouseListener {
 		g.drawImage(backgroundImage, x, y, w2, h2, this);
 	}
 
+	private void
+	select(Object c)
+	{
+        assert c instanceof PostPreviewComponent;
+        PostPreviewComponent p = (PostPreviewComponent)c;
+
+        int offset = postPreviews.indexOf(p);
+        assert offset != -1;
+        if (offset < posts.size()) {
+            primaire.postSelected(posts.get(offset));
+            p.setSelected(true);
+        }
+        else {
+            p.setSelected(false);
+        }
+        p.repaint();
+	}
+
+	private void
+	deselect(Object c)
+	{
+        assert c instanceof PostPreviewComponent;
+        PostPreviewComponent p = (PostPreviewComponent)c;
+
+        p.setSelected(false);
+        p.repaint();
+	}
+
+	private void
+	open(Object c)
+	{
+        assert c instanceof PostPreviewComponent;
+        PostPreviewComponent p = (PostPreviewComponent)c;
+
+        int offset = postPreviews.indexOf(p);
+        assert offset != -1;
+        if (offset < posts.size()) {
+            primaire.postOpened(posts.get(offset));
+        }
+	}
+
+    public void
+    focusGained(FocusEvent eF) { select(eF.getSource()); }
+
+    public void
+    focusLost(FocusEvent eF) { deselect(eF.getSource()); }
+
+	public void
+    mouseClicked(MouseEvent eM)
+    {
+        if (eM.getClickCount() == 2) open(eM.getSource());
+        else select(eM.getSource());
+    }
+
 	public void
     mouseEntered(MouseEvent eM)
     {
@@ -552,33 +664,27 @@ implements ActionListener, MouseListener {
         mouseClicked(eM);
     }
 
-    // (知) First time I'm using one of these..!
-
-    public void
-    mouseClicked(MouseEvent eM)
-    {
-        int offset = postPreviews.indexOf(eM.getSource());
-        assert offset != -1;
-        primaire.postSelected(posts.get(offset));
-        postPreviews.get(offset).setSelected(true);
-        repaint();
-    }
-
     public void
     mouseExited(MouseEvent eM)
     {
         if (!hoverSelect) return;
-        int offset = postPreviews.indexOf(eM.getSource());
-        assert offset != -1;
-        postPreviews.get(offset).setSelected(false);
-        repaint();
+        deselect(eM.getSource());
     }
 
-    public void
-    mousePressed(MouseEvent eM) { }
+    // (知) First time I'm using these two..!
 
     public void
-    mouseReleased(MouseEvent eM) { }
+    keyPressed(KeyEvent eK)
+    {
+        if (eK.getKeyCode() != KeyEvent.VK_ENTER) return;
+
+        PostPreviewComponent selected = null;
+        for (PostPreviewComponent c: postPreviews)
+            if (c.getSelected()) selected = c;
+
+        if (selected == null) return;
+        open(selected);
+    }
 
     public void
     actionPerformed(ActionEvent eA)
@@ -595,6 +701,19 @@ implements ActionListener, MouseListener {
         */
     }
 
+
+    public void
+    mousePressed(MouseEvent eM) { }
+
+    public void
+    mouseReleased(MouseEvent eM) { }
+
+    public void
+    keyTyped(KeyEvent eK) { }
+
+    public void
+    keyReleased(KeyEvent eK) { }
+
 //  ---%-@-%---
 
     TimelineComponent(TimelineWindow primaire)
@@ -608,6 +727,8 @@ implements ActionListener, MouseListener {
         next = new JButton(">");
         prev.setEnabled(false);
         next.setEnabled(false);
+        prev.setMnemonic(KeyEvent.VK_PAGE_UP);
+        next.setMnemonic(KeyEvent.VK_PAGE_DOWN);
         prev.addActionListener(this);
         next.addActionListener(this);
 
@@ -632,6 +753,8 @@ implements ActionListener, MouseListener {
             PostPreviewComponent c = new PostPreviewComponent();
             c.reset();
             c.addMouseListener(this);
+            c.addFocusListener(this);
+            c.addKeyListener(this);
             centre.add(c, constraints);
             postPreviews.add(c);
         }
@@ -683,6 +806,9 @@ PostPreviewComponent extends JComponent {
         else setBackground(new Color(0, 0, 0, 25));
     }
 
+    public boolean
+    getSelected() { return selected; }
+
 //     -    -%-     -
 
     protected void
@@ -699,8 +825,6 @@ PostPreviewComponent extends JComponent {
     public
     PostPreviewComponent()
     {
-		selected = false;
-
         Font f = new JLabel().getFont();
         Font f1 = f.deriveFont(Font.PLAIN, 12f);
         Font f2 = f.deriveFont(Font.ITALIC, 12f);
@@ -725,8 +849,8 @@ PostPreviewComponent extends JComponent {
         bottom.setFont(f3);
         bottom.setOpaque(false);
 
+        setFocusable(true);
         setOpaque(false);
-        setSelected(false);
         setLayout(new BorderLayout());
         add(top, BorderLayout.NORTH);
         add(bottom);

TimelineWindowUpdater.java

@@ -0,0 +1,177 @@
+
+import java.util.List;
+import java.util.ArrayList;
+import java.io.IOException;
+import cafe.biskuteri.hinoki.Tree;
+
+class
+TimelineWindowUpdater {
+
+    private JKomasto
+    primaire;
+
+    private MastodonApi
+    api;
+
+//   -  -%-  -
+
+    private List<TimelineWindow>
+    updatees;
+
+    private StringBuilder
+    event, data;
+
+//   -  -%-  -
+
+    private Thread
+    federated,
+    local,
+    home,
+    notifications;
+
+//  ---%-@-%---
+
+    public void
+    addWindow(TimelineWindow updatee)
+    {
+        updatees.add(updatee);
+
+        Connection c = new Connection();
+        c.type = updatee.getTimelineType();
+        Thread t = new Thread(c);
+        switch (c.type) {
+            case FEDERATED:
+                if (federated != null) return;
+                federated = t; break;
+            case LOCAL:
+                if (local != null) return;
+                local = t; break;
+            case HOME:
+                if (home != null) return;
+                home = t; break;
+            case NOTIFICATIONS:
+                if (notifications != null) return;
+                notifications = t; break;
+            default: return;
+        }
+        t.start();
+
+        System.err.println(t);
+    }
+
+    public void
+    removeWindow(TimelineWindow updatee)
+    {
+        updatees.remove(updatee);
+    }
+
+//   -  -%-  -
+
+    private void
+    handle(TimelineType type, String event, String data)
+    {
+        System.err.println("Handling " + event + ".");
+
+        assert !data.isEmpty();
+        if (event.isEmpty()) return;
+
+        boolean newPost = event.equals("update");
+        boolean newNotif = event.equals("notification");
+        if (!(newPost || newNotif)) return;
+
+        for (TimelineWindow updatee: filter(type)) {
+            System.err.println("Refreshing " + updatee);
+            updatee.showLatestPage();
+        }
+    }
+
+    private List<TimelineWindow>
+    filter(TimelineType type)
+    {
+        List<TimelineWindow> returnee = new ArrayList<>();
+        for (TimelineWindow updatee: updatees)
+            if (updatee.getTimelineType() == type)
+                returnee.add(updatee);
+        return returnee;
+    }
+
+//  ---%-@-%---
+
+    private class
+    Connection
+    implements Runnable, ServerSideEventsListener {
+
+        private TimelineType
+        type;
+
+//       -=-
+
+        private StringBuilder
+        event, data;
+
+//      -=%=-
+
+        public void
+        run()
+        {
+            event = new StringBuilder();
+            data = new StringBuilder();
+            api.monitorTimeline(type, this);
+            // monitorTimeline should not return
+            // until the connection is closed.
+            System.err.println("Finit.");
+        }
+
+        public void
+        lineReceived(String line)
+        {
+            System.err.println("Line: " + line);
+
+            if (line.startsWith(":")) return;
+
+            if (line.isEmpty()) {
+                handle(type, event.toString(), data.toString());
+                event.delete(0, event.length());
+                data.delete(0, event.length());
+            }
+
+            if (line.startsWith("data: "))
+                data.append(line.substring("data: ".length()));
+
+            if (line.startsWith("event: "))
+                event.append(line.substring("event: ".length()));
+
+            /*
+            * Note that I utterly ignore https://html.spec.whatwg.org
+            * /multipage/server-sent-events.html#dispatchMessage.
+            * That is because I am not a browser.
+            */
+        }
+
+        public void
+        connectionFailed(IOException eIo)
+        {
+            // sais pas dois-je faire..
+            eIo.printStackTrace();
+        }
+
+        public void
+        requestFailed(int httpCode, Tree<String> json)
+        {
+            // mo shiranu
+            System.err.println(httpCode + ", " + json.get("error").value);
+        }
+
+    }
+
+//  ---%-@-%---
+
+    TimelineWindowUpdater(JKomasto primaire)
+    {
+        this.primaire = primaire;
+        this.api = primaire.getMastodonApi();
+
+        this.updatees = new ArrayList<>();
+    }
+
+}

TwoToggleButton.java

@@ -133,6 +133,7 @@ implements KeyListener, MouseListener, FocusListener {
             case MouseEvent.BUTTON1: togglePrimary(); break;
             case MouseEvent.BUTTON3: toggleSecondary(); break;
         }
+        requestFocusInWindow();
     }
 
     public void
@@ -142,6 +143,7 @@ implements KeyListener, MouseListener, FocusListener {
             case KeyEvent.VK_SPACE: togglePrimary(); break;
             case KeyEvent.VK_ENTER: toggleSecondary(); break;
         }
+        requestFocusInWindow();
     }
 
 	public void
@@ -241,6 +243,8 @@ implements KeyListener, MouseListener, FocusListener {
 	private Image
 	image;
 
+//	 -	-%-	 -
+
 	private int
     nextEventID = ActionEvent.ACTION_FIRST;
 
@@ -261,11 +265,6 @@ implements KeyListener, MouseListener, FocusListener {
     protected void
     paintComponent(Graphics g)
     {
-		((java.awt.Graphics2D)g).setRenderingHint(
-        	java.awt.RenderingHints.KEY_TEXT_ANTIALIASING,
-        	java.awt.RenderingHints.VALUE_TEXT_ANTIALIAS_ON
-		);
-
 		g.drawImage(button, 0, 0, this);
         if (!isEnabled())
             g.drawImage(disabledOverlay, 0, 0, this);
@@ -273,12 +272,13 @@ implements KeyListener, MouseListener, FocusListener {
             g.drawImage(selectedOverlay, 0, 0, this);
 
         if (image == null) return;
+
 		int w1 = button.getWidth(this);
 		int h1 = button.getHeight(this);
-		Shape defaultClip = g.getClip();
-		Shape roundClip = new Ellipse2D.Float(6, 6, w1 - 12, h1 - 12);
 		int w2 = image.getWidth(this);
 		int h2 = image.getHeight(this);
+		if (w2 == -1) w2 = w1;
+		if (h2 == -1) h2 = h1;
 		if (h2 > w2) {
 			h2 = h2 * w1 / w2;
 			w2 = w1;
@@ -287,8 +287,14 @@ implements KeyListener, MouseListener, FocusListener {
 			w2 = w2 * h1 / h2;
 			h2 = h1;
 		}
+		Shape defaultClip, roundClip;
+		defaultClip = g.getClip();
+		roundClip = new Ellipse2D.Float(6, 6, w1 - 12, h1 - 12);
+
 		g.setClip(roundClip);
-		g.drawImage(image, 0, 0, w2, h2, this);
+		g.drawImage(image, 0, 0, w2, h2, getParent());
+		// I don't know why, but when we repaint ourselves, our
+		// parent doesn't repaint, so nothing seems to happen.
 		g.setClip(defaultClip);
     }
 
@@ -348,8 +354,8 @@ implements KeyListener, MouseListener, FocusListener {
 		setFocusable(true);
 		setOpaque(false);
 
-        int w = button.getWidth(null);
-        int h = button.getHeight(null);
+        int w = button.getWidth(this);
+        int h = button.getHeight(this);
         setPreferredSize(new Dimension(w, h));
 
         this.addKeyListener(this);