org.eclipse.core.commands.operations.ObjectUndoContext Java Examples

The following examples show how to use org.eclipse.core.commands.operations.ObjectUndoContext. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: XLIFFEditorImplWithNatTable.java    From translationstudio8 with GNU General Public License v2.0 5 votes vote down vote up 
private void initializeOperationHistory() {
	// create a unique undo context to
	// represent this view's undo history
	undoContext = new ObjectUndoContext(this);

	// set the undo limit for this context based on the preference
	HISTORY.setLimit(undoContext, 99);

	// 初始化“重做、”“撤销”菜单项
	undoRedoGroup = new UndoRedoActionGroup(getSite(), undoContext, true);
}
Example #2
Source File: XLIFFEditorImplWithNatTable.java    From tmxeditor8 with GNU General Public License v2.0 5 votes vote down vote up 
private void initializeOperationHistory() {
	// create a unique undo context to
	// represent this view's undo history
	undoContext = new ObjectUndoContext(this);

	// set the undo limit for this context based on the preference
	HISTORY.setLimit(undoContext, 99);

	// 初始化“重做、”“撤销”菜单项
	undoRedoGroup = new UndoRedoActionGroup(getSite(), undoContext, true);
}
Example #3
Source File: JSEditor.java    From birt with Eclipse Public License 1.0 5 votes vote down vote up 
/**
 * Returns current undo level.
 * 
 * @return current undo level.
 */
private int getUndoLevel( )
{
	SourceViewer viewer = getViewer( );
	IUndoableOperation[] history = viewer == null ? null
			: OperationHistoryFactory.getOperationHistory( )
					.getUndoHistory( new ObjectUndoContext( viewer.getDocument( ) ) );

	return history == null ? -1 : history.length;
}