Added UI prototype for attachments uploading.

Fixed text selection bug.

ComposeWindow.java

@@ -19,6 +19,8 @@ import java.awt.event.KeyListener;
 import java.awt.event.KeyEvent;
 import java.awt.Cursor;
 import java.awt.Color;
+import java.awt.Font;
+import java.awt.Insets;
 import javax.swing.event.CaretListener;
 import javax.swing.event.CaretEvent;
 
@@ -40,7 +42,10 @@ ComposeWindow extends JFrame {
     composition;
 
     private ComposeComponent
-    display;
+    contentsDisplay;
+
+    private AttachmentsComponent
+    attachmentsDisplay;
 
 //  ---%-@-%---
 
@@ -73,7 +78,7 @@ ComposeWindow extends JFrame {
         if (composition.contentWarning != null)
             assert !composition.contentWarning.trim().isEmpty();
 
-        display.setSubmitting(true);
+        contentsDisplay.setSubmitting(true);
         api.submit(
             composition.text, composition.visibility,
             composition.replyToPostId, composition.contentWarning,
@@ -108,7 +113,21 @@ ComposeWindow extends JFrame {
 
             }
         );
-        display.setSubmitting(false);
+        contentsDisplay.setSubmitting(false);
+    }
+
+    public void
+    showContentsPage()
+    {
+        setContentPane(contentsDisplay);
+        revalidate();
+    }
+
+    public void
+    showAttachmentsPage()
+    {
+        setContentPane(attachmentsDisplay);
+        revalidate();
     }
 
 //   -  -%-  -
@@ -116,22 +135,22 @@ ComposeWindow extends JFrame {
     private synchronized void
     syncDisplayToComposition()
     {
-        display.setText(composition.text);
-        display.setReplyToPostId(composition.replyToPostId);
-        display.setVisibility(stringFor(composition.visibility));
-        display.setContentWarning(composition.contentWarning);
+        ComposeComponent d = contentsDisplay;
+        d.setText(composition.text);
+        d.setReplyToPostId(composition.replyToPostId);
+        d.setVisibility(stringFor(composition.visibility));
+        d.setContentWarning(composition.contentWarning);
     }
 
     private synchronized void
     syncCompositionToDisplay()
     {
-        composition.text = display.getText();
-        composition.visibility =
-            visibilityFrom(display.getVisibility());
-        composition.replyToPostId =
-            nonEmpty(display.getReplyToPostId());
-        composition.contentWarning =
-            nonEmpty(display.getContentWarning());
+        ComposeComponent d = contentsDisplay;
+        Composition c = composition;
+        c.text = d.getText();
+        c.visibility = visibilityFrom(d.getVisibility());
+        c.replyToPostId = nonEmpty(d.getReplyToPostId());
+        c.contentWarning = nonEmpty(d.getContentWarning());
     }
 
 //   -  -%-  -
@@ -151,14 +170,17 @@ ComposeWindow extends JFrame {
         this.primaire = primaire;
         this.api = primaire.getMastodonApi();
 
-        getContentPane().setPreferredSize(new Dimension(360, 270));
+        final Dimension SZ = new Dimension(360, 270);
+
+        getContentPane().setPreferredSize(SZ);
         pack();
         setDefaultCloseOperation(DISPOSE_ON_CLOSE);
 
-        display = new ComposeComponent(this);
+        contentsDisplay = new ComposeComponent(this);
+        attachmentsDisplay = new AttachmentsComponent(this);
         newComposition();
 
-        setContentPane(display);
+        showContentsPage();
 		setIconImage(primaire.getProgramIcon());
     }
 
@@ -221,6 +243,9 @@ implements ActionListener, CaretListener, KeyListener {
     private JButton
     submit;
 
+    private JButton
+    showAttachmentsPage;
+
 //  ---%-@-%---
 
     public void
@@ -300,7 +325,14 @@ implements ActionListener, CaretListener, KeyListener {
 //   -  -%-  -
 
     public void
-    actionPerformed(ActionEvent eA) { primaire.submit(); }
+    actionPerformed(ActionEvent eA)
+    {
+        if (eA.getSource() == showAttachmentsPage)
+            primaire.showAttachmentsPage();
+
+        if (eA.getSource() == submit)
+            primaire.submit();
+    }
 
     public void
     caretUpdate(CaretEvent eCa) { updateTextLength(); }
@@ -375,12 +407,16 @@ implements ActionListener, CaretListener, KeyListener {
             "Mentioned"
             // Where should we be saving strings..
         });
-        visibility.setPreferredSize(new Dimension(64, 24));
+        visibility.setPreferredSize(new Dimension(48, 24));
 
         submit = new JButton("Submit");
         submit.addActionListener(this);
 
+        showAttachmentsPage = new JButton("Media");
+        showAttachmentsPage.addActionListener(this);
+
         Box bottom = Box.createHorizontalBox();
+        bottom.add(showAttachmentsPage);
         bottom.add(Box.createGlue());
         bottom.add(textLength);
         bottom.add(Box.createHorizontalStrut(12));
@@ -405,3 +441,142 @@ implements ActionListener, CaretListener, KeyListener {
     }
 
 }
+
+class
+AttachmentsComponent extends JPanel
+implements ActionListener {
+
+    private ComposeWindow
+    primaire;
+
+//   -  -%-  -
+
+    private Attachment[]
+    working;
+
+    private JButton
+    attachment1,
+    attachment2,
+    attachment3,
+    attachment4;
+
+    private JButton
+    delete,
+    revert;
+
+    private JButton
+    close;
+
+    private JLabel
+    descriptionLabel;
+
+    private JTextArea
+    description;
+
+//  ---%-@-%---
+
+    public void
+    actionPerformed(ActionEvent eA)
+    {
+        Object src = eA.getSource();
+
+        if (src == close)
+        {
+            primaire.showContentsPage();
+            return;
+        }
+
+        if (src == revert)
+        {
+            return;
+        }
+
+        if (src == delete)
+        {
+            return;
+        }
+    }
+
+//  ---%-@-%---
+
+    AttachmentsComponent(ComposeWindow primaire)
+    {
+        this.primaire = primaire;
+
+        Border b1 = BorderFactory.createEmptyBorder(8, 8, 8, 8);
+        Border b2 = BorderFactory.createEmptyBorder(4, 4, 4, 4);
+        Border b3 = BorderFactory.createLineBorder(Color.GRAY);
+        Border bc = BorderFactory.createCompoundBorder(b3, b2);
+
+        attachment1 = new JButton("+");
+        attachment2 = new JButton("+");
+        attachment3 = new JButton("+");
+        attachment4 = new JButton("+");
+        attachment1.setMargin(new Insets(0, 0, 0, 0));
+        attachment2.setMargin(new Insets(0, 0, 0, 0));
+        attachment3.setMargin(new Insets(0, 0, 0, 0));
+        attachment4.setMargin(new Insets(0, 0, 0, 0));
+        attachment1.addActionListener(this);
+        attachment2.addActionListener(this);
+        attachment3.addActionListener(this);
+        attachment4.addActionListener(this);
+
+        JPanel left = new JPanel();
+        left.setOpaque(false);
+        left.setLayout(null);
+        // BoxLayout wasn't listening to my
+        // preferred nor minimum sizes.
+        attachment1.setSize(40, 40);
+        attachment2.setSize(40, 40);
+        attachment3.setSize(40, 40);
+        attachment4.setSize(40, 40);
+        attachment1.setLocation(0, 0);
+        attachment2.setLocation(0, 44);
+        attachment3.setLocation(0, 88);
+        attachment4.setLocation(0, 132);
+        left.add(attachment1);
+        left.add(attachment2);
+        left.add(attachment3);
+        left.add(attachment4);
+        left.setPreferredSize(new Dimension(40, 172));
+
+        delete = new JButton("Delete");
+        revert = new JButton("Revert");
+        close = new JButton("Save & close");
+        delete.addActionListener(this);
+        revert.addActionListener(this);
+        close.addActionListener(this);
+
+        Box bottom = Box.createHorizontalBox();
+        bottom.add(delete);
+        bottom.add(Box.createHorizontalStrut(16));
+        bottom.add(revert);
+        bottom.add(Box.createGlue());
+        bottom.add(close);
+
+        description = new JTextArea();
+        description.setLineWrap(true);
+        description.setWrapStyleWord(true);
+        java.awt.Font f = description.getFont();
+        description.setFont(f.deriveFont(16f));
+        description.setBorder(bc);
+        descriptionLabel = new JLabel("Description");
+        descriptionLabel.setLabelFor(description);
+
+        JPanel row1 = new JPanel();
+        row1.setOpaque(false);
+        row1.setLayout(new BorderLayout());
+        row1.add(descriptionLabel, BorderLayout.NORTH);
+        row1.add(description, BorderLayout.CENTER);
+        Box right = Box.createVerticalBox();
+        right.add(row1);
+
+        setLayout(new BorderLayout(12, 10));
+        add(right, BorderLayout.CENTER);
+        add(left, BorderLayout.WEST);
+        add(bottom, BorderLayout.SOUTH);
+
+        setBorder(b1);
+    }
+
+}

JKomasto.java

@@ -614,6 +614,9 @@ Composition {
     public String
     replyToPostId;
 
+    public Attachment[]
+    attachments;
+
 //  ---%-@-%---
 
     public

RichTextPane3.java

@@ -471,7 +471,7 @@ implements
         Position ssp = layout.get(selStart);
         Position sep = layout.get(selEnd);
         assert ssp != null && sep != null;
-		if (ssp.compareTo(sep) > 1)
+		if (ssp.compareTo(sep) > 0)
         {
             Position temp = ssp;
             ssp = sep;
@@ -613,7 +613,7 @@ implements
 		compareTo(Position other)
 		{
 			if (line < other.line) return -1;
-			if (line > other.line) return -1;
+			if (line > other.line) return 1;
 			if (x < other.x) return -1;
 			if (x > other.x) return 1;
 			return 0;