fix(gui): improve accessibility of preferences dialog (#2445)

Author: skylot

Diff for: jadx-gui/src/main/java/jadx/gui/settings/ui/JadxSettingsWindow.java

@@ -142,6 +142,7 @@ private void initUI() {
 
 		tree = new SettingsTree();
 		tree.init(wrapGroupPanel, groups);
+		tree.setFocusable(true);
 		JScrollPane leftPane = new JScrollPane(tree);
 		leftPane.setBorder(BorderFactory.createEmptyBorder(10, 10, 3, 3));
 

Diff for: jadx-gui/src/main/java/jadx/gui/settings/ui/SettingsGroup.java

@@ -39,10 +39,18 @@ public JLabel addRow(String label, JComponent comp) {
 	}
 
 	public JLabel addRow(String label, String tooltip, JComponent comp) {
-		c.gridy = row++;
 		JLabel rowLbl = new JLabel(label);
 		rowLbl.setLabelFor(comp);
 		rowLbl.setHorizontalAlignment(SwingConstants.LEFT);
+		if (tooltip != null) {
+			rowLbl.setToolTipText(tooltip);
+			comp.setToolTipText(tooltip);
+		} else {
+			comp.setToolTipText(label);
+		}
+		comp.getAccessibleContext().setAccessibleName(label);
+
+		c.gridy = row++;
 		c.gridx = 0;
 		c.gridwidth = 1;
 		c.anchor = GridBagConstraints.LINE_START;
@@ -55,10 +63,6 @@ public JLabel addRow(String label, String tooltip, JComponent comp) {
 		c.weightx = 0.7;
 		c.fill = GridBagConstraints.LINE_START;
 
-		if (tooltip != null) {
-			rowLbl.setToolTipText(tooltip);
-			comp.setToolTipText(tooltip);
-		}
 		gridPanel.add(comp, c);
 		comp.addPropertyChangeListener("enabled", evt -> rowLbl.setEnabled((boolean) evt.getNewValue()));
 		return rowLbl;

Diff for: jadx-gui/src/main/java/jadx/gui/settings/ui/plugins/PluginSettingsGroup.java

@@ -96,6 +96,7 @@ private JPanel buildMainSettingsPage() {
 		pluginList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
 		pluginList.setCellRenderer(new PluginsListCellRenderer());
 		pluginList.addListSelectionListener(ev -> onSelection(pluginList.getSelectedValue()));
+		pluginList.setFocusable(true);
 
 		JScrollPane scrollPane = new JScrollPane(pluginList);
 		scrollPane.setMinimumSize(new Dimension(80, 120));
@@ -276,8 +277,7 @@ public PluginsListCellRenderer() {
 
 			titleLbl = new JLabel();
 			titleLbl.setHorizontalAlignment(SwingConstants.CENTER);
-			titleLbl.setEnabled(false);
-			versionLbl.setPreferredSize(new Dimension(40, 10));
+			titleLbl.setPreferredSize(new Dimension(40, 10));
 		}
 
 		@Override
@@ -290,6 +290,7 @@ public Component getListCellRendererComponent(JList<? extends BasePluginListNode
 			nameLbl.setText(plugin.getTitle());
 			nameLbl.setToolTipText(plugin.getLocationId());
 			versionLbl.setText(Utils.getOrElse(plugin.getVersion(), ""));
+			panel.getAccessibleContext().setAccessibleName(plugin.getTitle());
 
 			boolean enabled = !plugin.isDisabled();
 			nameLbl.setEnabled(enabled);