/*
 * Copyright 2000-2009 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.
 */

/*
 * Class NewWatchAction
 * @author Jeka
 */
package com.intellij.debugger.actions;

import com.intellij.debugger.ui.DebuggerPanelsManager;
import com.intellij.debugger.ui.impl.MainWatchPanel;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.CommonDataKeys;
import com.intellij.openapi.actionSystem.PlatformDataKeys;
import com.intellij.openapi.project.Project;

public class NewWatchAction extends DebuggerAction {
  public void actionPerformed(final AnActionEvent e) {
    Project project = CommonDataKeys.PROJECT.getData(e.getDataContext());
    if(project == null) return;

    final MainWatchPanel watchPanel = DebuggerPanelsManager.getInstance(project).getWatchPanel();
    if (watchPanel != null) {
      watchPanel.newWatch();
    }
  }
}

/*
 * 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.
 */

/*
 * Class NewWatchAction
 * @author Jeka
 */
package com.intellij.debugger.actions;

import com.intellij.debugger.ui.DebuggerPanelsManager;
import com.intellij.debugger.ui.impl.MainWatchPanel;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.project.Project;
import org.jetbrains.annotations.NotNull;

public class NewWatchAction extends DebuggerAction {
  public void actionPerformed(final AnActionEvent e) {
    getWatchPanel(e).newWatch();
  }

  @Override
  public void update(@NotNull AnActionEvent e) {
    e.getPresentation().setEnabled(getWatchPanel(e) != null);
  }

  private static MainWatchPanel getWatchPanel(AnActionEvent e) {
    Project project = e.getProject();
    return project != null ? DebuggerPanelsManager.getInstance(project).getWatchPanel() : null;
  }
}

check MainWatchPanel is available in update