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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.ddmuilib.ITableFocusListener;
     20 import com.android.ddmuilib.TablePanel;
     21 import com.android.ddmuilib.ITableFocusListener.IFocusedTableActivator;
     22 import com.android.ide.eclipse.ddms.i18n.Messages;
     23 
     24 import org.eclipse.jface.action.Action;
     25 import org.eclipse.swt.dnd.Clipboard;
     26 import org.eclipse.swt.widgets.Composite;
     27 import org.eclipse.ui.IActionBars;
     28 import org.eclipse.ui.actions.ActionFactory;
     29 
     30 /**
     31  * Base class for view containing Table that needs to support copy, and select
     32  * all.
     33  */
     34 public abstract class TableView extends SelectionDependentViewPart {
     35 
     36     /** Activator for the current Table that has the focus */
     37     IFocusedTableActivator mActivator = null;
     38 
     39     private Clipboard mClipboard;
     40 
     41     private Action mCopyAction;
     42     private Action mSelectAllAction;
     43 
     44     /**
     45      * Setup the listener for the Table objects of <code>Panel</code>, and setup
     46      * the copy and select all actions.
     47      *
     48      * @param panel The panel to setup
     49      * @param parent The parent composite of the Panel's content.
     50      */
     51     void setupTableFocusListener(TablePanel panel, Composite parent) {
     52         panel.setTableFocusListener(new ITableFocusListener() {
     53             public void focusGained(IFocusedTableActivator activator) {
     54                 mActivator = activator;
     55                 mCopyAction.setEnabled(true);
     56                 mSelectAllAction.setEnabled(true);
     57             }
     58 
     59             public void focusLost(IFocusedTableActivator activator) {
     60                 if (activator == mActivator) {
     61                     mActivator = null;
     62                     mCopyAction.setEnabled(false);
     63                     mSelectAllAction.setEnabled(false);
     64                 }
     65             }
     66         });
     67 
     68         // setup the copy action
     69         mClipboard = new Clipboard(parent.getDisplay());
     70         IActionBars actionBars = getViewSite().getActionBars();
     71         actionBars.setGlobalActionHandler(ActionFactory.COPY.getId(),
     72                 mCopyAction = new Action(Messages.TableView_Copy) {
     73                     @Override
     74                     public void run() {
     75                         if (mActivator != null) {
     76                             mActivator.copy(mClipboard);
     77                         }
     78                     }
     79                 });
     80 
     81         // setup the select all action
     82         actionBars.setGlobalActionHandler(ActionFactory.SELECT_ALL.getId(),
     83                 mSelectAllAction = new Action(Messages.TableView_Select_All) {
     84                     @Override
     85                     public void run() {
     86                         if (mActivator != null) {
     87                             mActivator.selectAll();
     88                         }
     89                     }
     90                 });
     91 
     92     }
     93 
     94     @Override
     95     public void dispose() {
     96         super.dispose();
     97         mClipboard.dispose();
     98     }
     99 }
    100