platform/dvcs-impl/src/com/intellij/dvcs/push/ui/VcsBranchEditorListener.java


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/*
 * 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.vcs.changes.issueLinks.LinkMouseListenerBase;
import com.intellij.ui.CheckboxTree;
import com.intellij.ui.EditorTextField;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import java.awt.*;
import java.awt.event.MouseEvent;

public class VcsBranchEditorListener extends LinkMouseListenerBase {
  private final CheckboxTree.CheckboxTreeCellRenderer myRenderer;

  public VcsBranchEditorListener(final CheckboxTree.CheckboxTreeCellRenderer renderer) {
    myRenderer = renderer;
  }

  @Override
  public void mouseMoved(MouseEvent e) {
    Component component = (Component)e.getSource();
    Object tag = getTagAt(e);
    if (tag != null && tag instanceof EditorTextField) {
      component.setCursor(Cursor.getPredefinedCursor(Cursor.TEXT_CURSOR));
    }
    else if (tag != null && tag instanceof TextWithLinkNode) {
      component.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
    }
    else {
      component.setCursor(Cursor.getDefaultCursor());
    }
  }

  @Nullable
  @Override
  protected Object getTagAt(@NotNull final MouseEvent e) {
    return PushLogTreeUtil.getTagAtForRenderer(myRenderer, e);
  }

  protected void handleTagClick(@Nullable Object tag, @NotNull MouseEvent event) {
    if (tag instanceof TextWithLinkNode) {
      TextWithLinkNode textWithLink = (TextWithLinkNode)tag;
      textWithLink.fireOnClick(textWithLink);
    }
  }
}