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      1 /*
      2  * Copyright (C) 2007 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.ide.eclipse.ddms.views;
     18 
     19 import com.android.ddmlib.Client;
     20 import com.android.ddmlib.IDevice;
     21 import com.android.ddmuilib.SelectionDependentPanel;
     22 import com.android.ide.eclipse.ddms.DdmsPlugin;
     23 import com.android.ide.eclipse.ddms.DdmsPlugin.ISelectionListener;
     24 
     25 import org.eclipse.swt.graphics.Device;
     26 import org.eclipse.ui.part.ViewPart;
     27 
     28 /**
     29  * A Workbench {@link ViewPart} that requires {@link Device}/{@link Client} selection notifications
     30  * from {@link DdmsPlugin} through the {@link ISelectionListener} interface.
     31  */
     32 public abstract class SelectionDependentViewPart extends ViewPart implements ISelectionListener {
     33 
     34     private SelectionDependentPanel mPanel;
     35 
     36     protected final void setSelectionDependentPanel(SelectionDependentPanel panel) {
     37         // remember the panel
     38         mPanel = panel;
     39 
     40         // and add ourself as listener of selection events.
     41         DdmsPlugin.getDefault().addSelectionListener(this);
     42     }
     43 
     44     @Override
     45     public void dispose() {
     46         DdmsPlugin.getDefault().removeSelectionListener(this);
     47         super.dispose();
     48     }
     49 
     50     /**
     51      * Sent when a new {@link Client} is selected.
     52      * @param selectedClient The selected client.
     53      *
     54      * @see ISelectionListener
     55      */
     56     @Override
     57     public final void selectionChanged(Client selectedClient) {
     58         mPanel.clientSelected(selectedClient);
     59     }
     60 
     61     /**
     62      * Sent when a new {@link Device} is selected.
     63      * @param selectedDevice the selected device.
     64      *
     65      * @see ISelectionListener
     66      */
     67     @Override
     68     public final void selectionChanged(IDevice selectedDevice) {
     69         mPanel.deviceSelected(selectedDevice);
     70     }
     71 }
     72