/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.dvcs.push.ui;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.vcs.changes.issueLinks.LinkMouseListenerBase;
import com.intellij.ui.CheckboxTree;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.TreePath;
import java.awt.*;
import java.awt.event.MouseEvent;
public class VcsBranchEditorListener extends LinkMouseListenerBase {
private static final Logger LOG = Logger.getInstance(VcsBranchEditorListener.class);
private final CheckboxTree.CheckboxTreeCellRenderer myRenderer;
private VcsLinkedTextComponent myUnderlined;
public VcsBranchEditorListener(final CheckboxTree.CheckboxTreeCellRenderer renderer) {
myRenderer = renderer;
}
@Override
public void mouseMoved(MouseEvent e) {
Component component = (Component)e.getSource();
Object tag = getTagAt(e);
boolean shouldRepaint = false;
if (myUnderlined != null) {
myUnderlined.setUnderlined(false);
myUnderlined = null;
shouldRepaint = true;
}
if (tag instanceof VcsLinkedTextComponent) {
component.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
VcsLinkedTextComponent linkedText = (VcsLinkedTextComponent)tag;
linkedText.setUnderlined(true);
myUnderlined = linkedText;
shouldRepaint = true;
}
else {
super.mouseMoved(e);
}
if (shouldRepaint) {
myRenderer.getTextRenderer().getTree().repaint();
}
}
@Nullable
@Override
protected Object getTagAt(@NotNull final MouseEvent e) {
return PushLogTreeUtil.getTagAtForRenderer(myRenderer, e);
}
protected void handleTagClick(@Nullable final Object tag, @NotNull MouseEvent event) {
if (tag instanceof VcsLinkedTextComponent) {
VcsLinkedTextComponent textWithLink = (VcsLinkedTextComponent)tag;
final TreePath path = myRenderer.getTextRenderer().getTree().getPathForLocation(event.getX(), event.getY());
if (path == null) return; //path could not be null if tag not null; see com.intellij.dvcs.push.ui.PushLogTreeUtil.getTagAtForRenderer
Object node = path.getLastPathComponent();
if (node == null || (!(node instanceof DefaultMutableTreeNode))) {
LOG.warn("Incorrect last path component: " + node);
return;
}
textWithLink.fireOnClick((DefaultMutableTreeNode)node, event);
}
if (tag instanceof Runnable) {
((Runnable)tag).run();
}
}
}