1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
|
/*******************************************************************************
* Copyright (c) 2011 Wind River Systems, Inc. and others. All rights reserved.
* This program and the accompanying materials are made available under the terms
* of the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
* William Chen (Wind River) - [345384] Provide property pages for remote file system nodes
* William Chen (Wind River) - [361324] Add more file operations in the file system
* of Target Explorer.
*******************************************************************************/
package org.eclipse.tcf.te.tcf.filesystem.controls;
import java.util.Collections;
import org.eclipse.core.commands.Command;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.expressions.EvaluationContext;
import org.eclipse.core.runtime.Assert;
import org.eclipse.jface.util.LocalSelectionTransfer;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.IDoubleClickListener;
import org.eclipse.jface.viewers.ILabelDecorator;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.jface.viewers.ITreeContentProvider;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.jface.viewers.ViewerComparator;
import org.eclipse.swt.SWT;
import org.eclipse.swt.dnd.DND;
import org.eclipse.swt.dnd.Transfer;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeColumn;
import org.eclipse.tcf.te.tcf.filesystem.internal.dnd.FSDragSourceListener;
import org.eclipse.tcf.te.tcf.filesystem.internal.dnd.FSDropTargetListener;
import org.eclipse.tcf.te.tcf.filesystem.internal.nls.Messages;
import org.eclipse.tcf.te.ui.interfaces.IUIConstants;
import org.eclipse.tcf.te.ui.trees.AbstractTreeControl;
import org.eclipse.ui.IDecoratorManager;
import org.eclipse.ui.ISources;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchPartSite;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.commands.ICommandService;
import org.eclipse.ui.navigator.ICommonActionConstants;
import org.eclipse.ui.part.MultiPageSelectionProvider;
/**
* File system browser control.
*/
public class FSTreeControl extends AbstractTreeControl implements ISelectionChangedListener, IDoubleClickListener {
/**
* Constructor.
*/
public FSTreeControl() {
super();
}
/**
* Constructor.
*
* @param parentPart The parent workbench part this control is embedded in or <code>null</code>.
*/
public FSTreeControl(IWorkbenchPart parentPart) {
super(parentPart);
}
/*
* (non-Javadoc)
* @see org.eclipse.tcf.te.ui.trees.AbstractTreeControl#doCreateTreeViewer(org.eclipse.swt.widgets.Composite)
*/
@Override
protected TreeViewer doCreateTreeViewer(Composite parent) {
Assert.isNotNull(parent);
// Override the parent method to create a multiple-selection tree.
return new TreeViewer(parent, SWT.FULL_SELECTION | SWT.MULTI);
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.tcf.vtl.ui.datasource.controls.trees.AbstractTreeControl#configureTreeViewer(org.eclipse.jface.viewers.TreeViewer)
*/
@Override
protected void configureTreeViewer(TreeViewer viewer) {
super.configureTreeViewer(viewer);
Tree tree = viewer.getTree();
if (hasColumns()) {
TreeColumn column = new TreeColumn(tree, SWT.LEFT);
column.setText(Messages.FSTreeControl_column_name_label);
column.setWidth(300);
column = new TreeColumn(tree, SWT.RIGHT);
column.setText(Messages.FSTreeControl_column_size_label);
column.setWidth(100);
column = new TreeColumn(tree, SWT.RIGHT);
column.setText(Messages.FSTreeControl_column_modified_label);
column.setWidth(200);
}
tree.setHeaderVisible(hasColumns());
viewer.addDoubleClickListener(this);
//Add DnD support.
int operations = DND.DROP_MOVE;
Transfer[] transferTypes = {LocalSelectionTransfer.getTransfer()};
viewer.addDragSupport(operations, transferTypes, new FSDragSourceListener(viewer));
viewer.addDropSupport(operations, transferTypes, new FSDropTargetListener(viewer));
// Add editing support to rename files/folders.
FSCellConfigurator.addEditingSupport(viewer);
}
/**
* Returns if or if not to show the tree columns.
*
* @return <code>True</code> to show the tree columns, <code>false</code> otherwise.
*/
protected boolean hasColumns() {
return true;
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.tcf.vtl.ui.datasource.controls.trees.AbstractTreeControl#doCreateTreeViewerContentProvider(org.eclipse.jface.viewers.TreeViewer)
*/
@Override
protected ITreeContentProvider doCreateTreeViewerContentProvider(TreeViewer viewer) {
return new FSTreeContentProvider();
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.tcf.vtl.ui.datasource.controls.trees.AbstractTreeControl#doCreateTreeViewerLabelProvider(org.eclipse.jface.viewers.TreeViewer)
*/
@Override
protected ILabelProvider doCreateTreeViewerLabelProvider(TreeViewer viewer) {
FSTreeLabelProvider labelProvider = new FSTreeLabelProvider(viewer);
IWorkbench workbench = PlatformUI.getWorkbench();
IDecoratorManager manager = workbench.getDecoratorManager();
ILabelDecorator decorator = manager.getLabelDecorator();
return new FSTreeDecoratingLabelProvider(labelProvider,decorator);
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.tcf.vtl.ui.datasource.controls.trees.AbstractTreeControl#doCreateTreeViewerSelectionChangedListener(org.eclipse.jface.viewers.TreeViewer)
*/
@Override
protected ISelectionChangedListener doCreateTreeViewerSelectionChangedListener(TreeViewer viewer) {
return this;
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.tcf.vtl.ui.datasource.controls.trees.AbstractTreeControl#doCreateTreeViewerComparator(org.eclipse.jface.viewers.TreeViewer)
*/
@Override
protected ViewerComparator doCreateTreeViewerComparator(TreeViewer viewer) {
return new FSTreeViewerComparator(viewer, (ILabelProvider)viewer.getLabelProvider());
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.tcf.vtl.ui.datasource.controls.trees.AbstractTreeControl#getAutoExpandLevel()
*/
@Override
protected int getAutoExpandLevel() {
return 0;
}
/* (non-Javadoc)
* @see org.eclipse.tcf.te.tcf.vtl.ui.datasource.controls.trees.AbstractTreeControl#getContextMenuId()
*/
@Override
protected String getContextMenuId() {
return IUIConstants.ID_CONTROL_MENUS_BASE + ".menu.fs"; //$NON-NLS-1$;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
*/
@Override
public void selectionChanged(SelectionChangedEvent event) {
IWorkbenchPart parent = getParentPart();
if (parent != null) {
IWorkbenchPartSite site = parent.getSite();
if (site != null) {
ISelectionProvider selectionProvider = site.getSelectionProvider();
if (selectionProvider instanceof MultiPageSelectionProvider) {
// Propagate the selection event to update the selection context.
((MultiPageSelectionProvider) selectionProvider).fireSelectionChanged(event);
}
}
}
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IDoubleClickListener#doubleClick(org.eclipse.jface.viewers.DoubleClickEvent)
*/
@Override
public void doubleClick(DoubleClickEvent event) {
// If an handled and enabled command is registered for the ICommonActionConstants.OPEN
// retargetable action id, redirect the double click handling to the command handler.
//
// Note: The default tree node expansion must be re-implemented in the active handler!
ICommandService service = (ICommandService)PlatformUI.getWorkbench().getService(ICommandService.class);
Command command = service != null ? service.getCommand(ICommonActionConstants.OPEN) : null;
if (command != null && command.isDefined() && command.isEnabled()) {
try {
ISelection selection = event.getSelection();
EvaluationContext ctx = new EvaluationContext(null, selection);
ctx.addVariable(ISources.ACTIVE_CURRENT_SELECTION_NAME, selection);
ctx.addVariable(ISources.ACTIVE_MENU_SELECTION_NAME, selection);
ctx.addVariable(ISources.ACTIVE_WORKBENCH_WINDOW_NAME, PlatformUI.getWorkbench().getActiveWorkbenchWindow());
IWorkbenchPart part = getParentPart();
if (part != null) {
IWorkbenchPartSite site = part.getSite();
ctx.addVariable(ISources.ACTIVE_PART_ID_NAME, site.getId());
ctx.addVariable(ISources.ACTIVE_PART_NAME, part);
ctx.addVariable(ISources.ACTIVE_SITE_NAME, site);
ctx.addVariable(ISources.ACTIVE_SHELL_NAME, site.getShell());
}
ExecutionEvent executionEvent = new ExecutionEvent(command, Collections.EMPTY_MAP, part, ctx);
command.executeWithChecks(executionEvent);
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
|
