1 /*

     2  * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

     3  * All rights reserved.

     4  * This component and the accompanying materials are made available

     5  * under the terms of the License "Eclipse Public License v1.0"

     6  * which accompanies this distribution, and is available

     7  * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8  *

     9  * Initial Contributors:

    10  * Nokia Corporation - initial contribution.

    11  *

    12  * Contributors:

    13  *

    14  * Description: 

    15  *

    16  */

    17 

    18 package com.nokia.carbide.cpp.internal.pi.wizards.ui.util;

    19 

    20 import org.eclipse.jface.viewers.ILabelProvider;

    21 import org.eclipse.swt.SWT;

    22 import org.eclipse.swt.custom.TreeEditor;

    23 import org.eclipse.swt.events.SelectionListener;

    24 import org.eclipse.swt.widgets.Button;

    25 import org.eclipse.swt.widgets.Tree;

    26 import org.eclipse.swt.widgets.TreeItem;

    27 

    28 public class PkgListBaseCustomItem {

    29 	private PkgListTreeViewer viewer;

    30 	private Object element;

    31 	private TreeItem treeItem;

    32 	private TreeEditor editor = null;

    33 	// hide button because Button.setSelection doesn't fire event

    34 	// but we need to catch the selection to fire event for the viewer

    35 	// , we can't subclass Button either... so we wrap button around and

    36 	// provide only limited access, so we can intercept setSelection()

    37 	private Button button = null;

    38 	

    39 	PkgListBaseCustomItem(PkgListTreeViewer myViewer, final Object myElement, TreeItem myTreeItem) {

    40 		viewer = myViewer;

    41 		element = myElement;

    42 		treeItem = myTreeItem;

    43 	}

    44 	

    45 	public void createButton(int buttonSytle, SelectionListener listener) {

    46 		Tree tree = viewer.getTree();

    47 		button = new Button(tree, buttonSytle);

    48 		editor = new TreeEditor(tree);

    49 		button.pack();

    50 		button.setBackground(tree.getBackground());

    51 		button.setText(((ILabelProvider) viewer.getLabelProvider()).getText(element));

    52 		button.addSelectionListener(listener);

    53 		editor.grabHorizontal = true;

    54 		editor.setEditor(button, treeItem);

    55 		editor.minimumWidth = button.getSize().x;

    56 		editor.horizontalAlignment = SWT.LEFT;		

    57 	}

    58 

    59 	public boolean getSelection() {

    60 		return button.getSelection();

    61 	}

    62 	

    63 	public void setSelection(boolean selection) {

    64 		button.setSelection(selection);

    65 	}

    66 	

    67 	public void setEnabled(boolean enabled) {

    68 		button.setEnabled(enabled);

    69 	}

    70 	

    71 	public boolean getEnabled() {

    72 		return button.getEnabled();

    73 	}

    74 	

    75 	public void dispose() {

    76 		if (editor != null) {

    77 			editor.dispose();

    78 		}

    79 		if (button != null) {

    80 			button.dispose();

    81 		}

    82 	}

    83 	

    84 	public TreeItem getTreeItem() {

    85 		return treeItem;

    86 	}

    87 }