Example usage for com.intellij.openapi.editor.actionSystem EditorActionManager setActionHandler

Introduction

In this page you can find the example usage for com.intellij.openapi.editor.actionSystem EditorActionManager setActionHandler.

Prototype

public abstract EditorActionHandler setActionHandler(@NonNls @NotNull String actionId,
        @NotNull EditorActionHandler handler);

Source Link

Document

Sets the handler for the specified editor actions.

Usage

From source file:com.intellij.codeInsight.navigation.IncrementalSearchHandler.java

License:Apache License

public void invoke(Project project, final Editor editor) {
    if (!ourActionsRegistered) {
        ourActionsRegistered = true;/*from www . j  av a  2 s  . c  om*/

        EditorActionManager actionManager = EditorActionManager.getInstance();

        TypedAction typedAction = actionManager.getTypedAction();
        typedAction.setupHandler(new MyTypedHandler(typedAction.getHandler()));

        actionManager.setActionHandler(IdeActions.ACTION_EDITOR_BACKSPACE,
                new BackSpaceHandler(actionManager.getActionHandler(IdeActions.ACTION_EDITOR_BACKSPACE)));
        actionManager.setActionHandler(IdeActions.ACTION_EDITOR_MOVE_CARET_UP,
                new UpHandler(actionManager.getActionHandler(IdeActions.ACTION_EDITOR_MOVE_CARET_UP)));
        actionManager.setActionHandler(IdeActions.ACTION_EDITOR_MOVE_CARET_DOWN,
                new DownHandler(actionManager.getActionHandler(IdeActions.ACTION_EDITOR_MOVE_CARET_DOWN)));
    }

    FeatureUsageTracker.getInstance().triggerFeatureUsed("editing.incremental.search");

    String selection = editor.getSelectionModel().getSelectedText();
    JLabel label2 = new MyLabel(selection == null ? "" : selection);

    PerEditorSearchData data = editor.getUserData(SEARCH_DATA_IN_EDITOR_VIEW_KEY);
    if (data == null) {
        data = new PerEditorSearchData();
    } else {
        if (data.hint != null) {
            if (data.lastSearch != null) {
                PerHintSearchData hintData = data.hint.getUserData(SEARCH_DATA_IN_HINT_KEY);
                //The user has not started typing
                if ("".equals(hintData.label.getText())) {
                    label2 = new MyLabel(data.lastSearch);
                }
            }
            data.hint.hide();
        }
    }

    JLabel label1 = new MyLabel(" " + CodeInsightBundle.message("incremental.search.tooltip.prefix"));
    label1.setFont(UIUtil.getLabelFont().deriveFont(Font.BOLD));

    JPanel panel = new MyPanel(label1);
    panel.add(label1, BorderLayout.WEST);
    panel.add(label2, BorderLayout.CENTER);
    panel.setBorder(BorderFactory.createLineBorder(Color.black));

    final DocumentListener[] documentListener = new DocumentListener[1];
    final CaretListener[] caretListener = new CaretListener[1];
    final Document document = editor.getDocument();

    final LightweightHint hint = new LightweightHint(panel) {
        @Override
        public void hide() {
            PerHintSearchData data = getUserData(SEARCH_DATA_IN_HINT_KEY);
            LOG.assertTrue(data != null);
            String prefix = data.label.getText();

            super.hide();

            if (data.segmentHighlighter != null) {
                data.segmentHighlighter.dispose();
            }
            PerEditorSearchData editorData = editor.getUserData(SEARCH_DATA_IN_EDITOR_VIEW_KEY);
            editorData.hint = null;
            editorData.lastSearch = prefix;

            if (documentListener[0] != null) {
                document.removeDocumentListener(documentListener[0]);
            }

            if (caretListener[0] != null) {
                CaretListener listener = caretListener[0];
                editor.getCaretModel().removeCaretListener(listener);
            }
        }
    };

    documentListener[0] = new DocumentAdapter() {
        @Override
        public void documentChanged(DocumentEvent e) {
            if (!hint.isVisible())
                return;
            hint.hide();
        }
    };
    document.addDocumentListener(documentListener[0]);

    caretListener[0] = new CaretAdapter() {
        @Override
        public void caretPositionChanged(CaretEvent e) {
            PerHintSearchData data = hint.getUserData(SEARCH_DATA_IN_HINT_KEY);
            if (data != null && data.ignoreCaretMove)
                return;
            if (!hint.isVisible())
                return;
            hint.hide();
        }
    };
    CaretListener listener = caretListener[0];
    editor.getCaretModel().addCaretListener(listener);

    final JComponent component = editor.getComponent();
    int x = SwingUtilities.convertPoint(component, 0, 0, component).x;
    int y = -hint.getComponent().getPreferredSize().height;
    Point p = SwingUtilities.convertPoint(component, x, y, component.getRootPane().getLayeredPane());

    HintManagerImpl.getInstanceImpl().showEditorHint(hint, editor, p,
            HintManagerImpl.HIDE_BY_ESCAPE | HintManagerImpl.HIDE_BY_TEXT_CHANGE, 0, false,
            new HintHint(editor, p).setAwtTooltip(false));

    PerHintSearchData hintData = new PerHintSearchData(project, label2);
    hintData.searchStart = editor.getCaretModel().getOffset();
    hint.putUserData(SEARCH_DATA_IN_HINT_KEY, hintData);

    data.hint = hint;
    editor.putUserData(SEARCH_DATA_IN_EDITOR_VIEW_KEY, data);

    if (hintData.label.getText().length() > 0) {
        updatePosition(editor, hintData, true, false);
    }
}

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From source file:org.jetbrains.plugins.ruby.ruby.actions.editor.RubyEditorActionsManager.java

License:Apache License

/**
 * Registers new <code>RubyEnterHandler</code> in manager
 *
 * @param manager IDEA`s editor action manager
 * @return Ruby EnterHandler/*from   w w w  .j  a v  a2 s  . c o  m*/
 * @see org.jetbrains.plugins.ruby.ruby.actions.editor.handlers.editorHandlers.RubyEnterHandler RubyEnterHandler for more details
 */
public static EditorActionHandler registerRubyEnterActionHandler(EditorActionManager manager) {
    EditorActionHandler myHandler = new RubyEnterHandler(
            manager.getActionHandler(IdeActions.ACTION_EDITOR_ENTER));
    manager.setActionHandler(IdeActions.ACTION_EDITOR_ENTER, myHandler);
    assert (myHandler == manager.getActionHandler(IdeActions.ACTION_EDITOR_ENTER));
    return myHandler;
}

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From source file:org.jetbrains.plugins.ruby.ruby.actions.editor.RubyEditorActionsManager.java

License:Apache License

/**
 * Registers new <code>RubyBackspaceHandler</code> in manager
 *
 * @param manager IDEA`s editor action manager
 * @return RubyBackspace Handler//from w w  w.j  a  v a  2s .  c o  m
 * @see RubyBackspaceHandler RubyBackspaceHandler for more details
 */
public static EditorActionHandler registerRubyBackspaceActionHandler(EditorActionManager manager) {
    EditorActionHandler myHandler = new RubyBackspaceHandler(
            manager.getActionHandler(IdeActions.ACTION_EDITOR_BACKSPACE));
    manager.setActionHandler(IdeActions.ACTION_EDITOR_BACKSPACE, myHandler);
    assert (myHandler == manager.getActionHandler(IdeActions.ACTION_EDITOR_BACKSPACE));
    return myHandler;
}

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