Examples with TreeWillExpandListener javax.swing.event.TreeWillExpandListener used on opensource projects

Example 1 with TreeWillExpandListener

use of javax.swing.event.TreeWillExpandListener in project jadx by skylot.

the class MainWindow method initUI.

private void initUI() {
    mainPanel = new JPanel(new BorderLayout());
    JSplitPane splitPane = new JSplitPane();
    splitPane.setResizeWeight(SPLIT_PANE_RESIZE_WEIGHT);
    mainPanel.add(splitPane);
    DefaultMutableTreeNode treeRoot = new DefaultMutableTreeNode(NLS.str("msg.open_file"));
    treeModel = new DefaultTreeModel(treeRoot);
    tree = new JTree(treeModel);
    tree.getSelectionModel().setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION);
    tree.addMouseListener(new MouseAdapter() {

        @Override
        public void mouseClicked(MouseEvent e) {
            treeClickAction();
        }
    });
    tree.addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent e) {
            if (e.getKeyCode() == KeyEvent.VK_ENTER) {
                treeClickAction();
            }
        }
    });
    tree.setCellRenderer(new DefaultTreeCellRenderer() {

        @Override
        public Component getTreeCellRendererComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean isLeaf, int row, boolean focused) {
            Component c = super.getTreeCellRendererComponent(tree, value, selected, expanded, isLeaf, row, focused);
            if (value instanceof JNode) {
                setIcon(((JNode) value).getIcon());
            }
            return c;
        }
    });
    tree.addTreeWillExpandListener(new TreeWillExpandListener() {

        @Override
        public void treeWillExpand(TreeExpansionEvent event) throws ExpandVetoException {
            TreePath path = event.getPath();
            Object node = path.getLastPathComponent();
            if (node instanceof JClass) {
                JClass cls = (JClass) node;
                cls.getRootClass().load();
            }
        }

        @Override
        public void treeWillCollapse(TreeExpansionEvent event) throws ExpandVetoException {
        }
    });
    progressPane = new ProgressPanel(this, true);
    JPanel leftPane = new JPanel(new BorderLayout());
    leftPane.add(new JScrollPane(tree), BorderLayout.CENTER);
    leftPane.add(progressPane, BorderLayout.PAGE_END);
    splitPane.setLeftComponent(leftPane);
    tabbedPane = new TabbedPane(this);
    splitPane.setRightComponent(tabbedPane);
    dropTarget = new DropTarget(this, DnDConstants.ACTION_COPY, new MainDropTarget(this));
    setContentPane(mainPanel);
    setTitle(DEFAULT_TITLE);
}

Example 2 with TreeWillExpandListener

use of javax.swing.event.TreeWillExpandListener in project intellij-plugins by JetBrains.

the class DartConfigurable method createUIComponents.

private void createUIComponents() {
    mySdkPathComboWithBrowse = new ComboboxWithBrowseButton(new ComboBox<>());
    myDartiumPathComboWithBrowse = new ComboboxWithBrowseButton(new ComboBox<>());
    final CheckboxTree.CheckboxTreeCellRenderer checkboxTreeCellRenderer = new CheckboxTree.CheckboxTreeCellRenderer() {

        @Override
        public void customizeRenderer(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus) {
            if (!(value instanceof CheckedTreeNode))
                return;
            final boolean dartSupportEnabled = myEnableDartSupportCheckBox.isSelected();
            final CheckedTreeNode node = (CheckedTreeNode) value;
            final Object userObject = node.getUserObject();
            if (userObject instanceof Project) {
                if (!dartSupportEnabled) {
                    //disabled state is also used as partially selected, that's why we do not change 'enabled' state if dartSupportEnabled
                    getCheckbox().setEnabled(false);
                }
                getTextRenderer().setEnabled(dartSupportEnabled);
                getTextRenderer().append(DartBundle.message("project.0", ((Project) userObject).getName()));
            } else if (userObject instanceof Module) {
                getCheckbox().setEnabled(dartSupportEnabled);
                getTextRenderer().setEnabled(dartSupportEnabled);
                final Icon moduleIcon = ModuleType.get((Module) userObject).getIcon();
                getTextRenderer().setIcon(dartSupportEnabled ? moduleIcon : IconLoader.getDisabledIcon(moduleIcon));
                getTextRenderer().append(((Module) userObject).getName());
            }
        }
    };
    myModulesCheckboxTreeTable = new CheckboxTreeTable(null, checkboxTreeCellRenderer, new ColumnInfo[] { new TreeColumnInfo("") });
    myModulesCheckboxTreeTable.addCheckboxTreeListener(new CheckboxTreeAdapter() {

        @Override
        public void nodeStateChanged(@NotNull CheckedTreeNode node) {
            updateErrorLabel();
        }
    });
    //myModulesCheckboxTreeTable.setRowHeight(myModulesCheckboxTreeTable.getRowHeight() + 2);
    myModulesCheckboxTreeTable.getTree().addTreeWillExpandListener(new TreeWillExpandListener() {

        public void treeWillExpand(final TreeExpansionEvent event) throws ExpandVetoException {
        }

        public void treeWillCollapse(final TreeExpansionEvent event) throws ExpandVetoException {
            throw new ExpandVetoException(event);
        }
    });
}

Example 3 with TreeWillExpandListener

use of javax.swing.event.TreeWillExpandListener in project intellij-community by JetBrains.

the class SmartExpander method installOn.

public static void installOn(final JTree tree) {
    tree.addTreeWillExpandListener(new TreeWillExpandListener() {

        @Override
        public void treeWillCollapse(TreeExpansionEvent event) {
            TreePath path = event.getPath();
            Enumeration children = ((TreeNode) path.getLastPathComponent()).children();
            while (children.hasMoreElements()) {
                TreePath childPath = path.pathByAddingChild(children.nextElement());
                if (tree.isExpanded(childPath)) {
                    tree.collapsePath(childPath);
                }
            }
        }

        @Override
        public void treeWillExpand(TreeExpansionEvent event) {
        }
    });
    tree.addTreeExpansionListener(new TreeExpansionListener() {

        @Override
        public void treeCollapsed(TreeExpansionEvent event) {
        }

        @Override
        public void treeExpanded(TreeExpansionEvent event) {
            TreePath path = event.getPath();
            TreeNode lastPathComponent = (TreeNode) path.getLastPathComponent();
            if (lastPathComponent.getChildCount() == 1) {
                TreePath firstChildPath = path.pathByAddingChild(lastPathComponent.getChildAt(0));
                tree.expandPath(firstChildPath);
            }
        }
    });
}

Example 4 with TreeWillExpandListener

use of javax.swing.event.TreeWillExpandListener in project intellij-community by JetBrains.

the class SlicePanel method createTree.

@NotNull
private JTree createTree() {
    DefaultMutableTreeNode root = new DefaultMutableTreeNode();
    final Tree tree = new Tree(new DefaultTreeModel(root));
    tree.setOpaque(false);
    tree.setToggleClickCount(-1);
    SliceUsageCellRendererBase renderer = myProvider.getRenderer();
    renderer.setOpaque(false);
    tree.setCellRenderer(renderer);
    UIUtil.setLineStyleAngled(tree);
    tree.setRootVisible(false);
    tree.setShowsRootHandles(true);
    tree.getSelectionModel().setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION);
    tree.setSelectionPath(new TreePath(root.getPath()));
    //ActionGroup group = (ActionGroup)ActionManager.getInstance().getAction(IdeActions.GROUP_METHOD_HIERARCHY_POPUP);
    //PopupHandler.installPopupHandler(tree, group, ActionPlaces.METHOD_HIERARCHY_VIEW_POPUP, ActionManager.getInstance());
    EditSourceOnDoubleClickHandler.install(tree);
    new TreeSpeedSearch(tree);
    TreeUtil.installActions(tree);
    ToolTipManager.sharedInstance().registerComponent(tree);
    myAutoScrollToSourceHandler.install(tree);
    tree.getSelectionModel().addTreeSelectionListener(e -> treeSelectionChanged());
    tree.addKeyListener(new KeyAdapter() {

        @Override
        public void keyPressed(KeyEvent e) {
            if (KeyEvent.VK_ENTER == e.getKeyCode()) {
                List<Navigatable> navigatables = getNavigatables();
                if (navigatables.isEmpty())
                    return;
                for (Navigatable navigatable : navigatables) {
                    if (navigatable instanceof AbstractTreeNode && ((AbstractTreeNode) navigatable).getValue() instanceof Usage) {
                        navigatable = (Usage) ((AbstractTreeNode) navigatable).getValue();
                    }
                    if (navigatable.canNavigateToSource()) {
                        navigatable.navigate(false);
                        if (navigatable instanceof Usage) {
                            ((Usage) navigatable).highlightInEditor();
                        }
                    }
                }
                e.consume();
            }
        }
    });
    tree.addTreeWillExpandListener(new TreeWillExpandListener() {

        @Override
        public void treeWillCollapse(TreeExpansionEvent event) {
        }

        @Override
        public void treeWillExpand(TreeExpansionEvent event) {
            TreePath path = event.getPath();
            SliceNode node = fromPath(path);
            node.calculateDupNode();
        }
    });
    return tree;
}