| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| |
| package org.apache.directory.studio.ldapbrowser.common.widgets.entryeditor; |
| |
| |
| import org.apache.directory.studio.ldapbrowser.common.actions.BrowserAction; |
| import org.apache.directory.studio.valueeditors.ValueEditorManager; |
| import org.eclipse.jface.viewers.CellEditor; |
| import org.eclipse.jface.viewers.TreeViewer; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.FocusEvent; |
| import org.eclipse.swt.events.FocusListener; |
| import org.eclipse.swt.events.KeyEvent; |
| import org.eclipse.swt.events.KeyListener; |
| |
| |
| /** |
| * Base class for all value editor actions of the entry editor widget. |
| * It manages activation and closing of value editors. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public abstract class AbstractOpenEditorAction extends BrowserAction implements FocusListener, KeyListener |
| { |
| |
| /** The value editor manager. */ |
| protected ValueEditorManager valueEditorManager; |
| |
| /** The viewer. */ |
| protected TreeViewer viewer; |
| |
| /** The cell editor. */ |
| private CellEditor cellEditor; |
| |
| /** The actionGroup. */ |
| protected EntryEditorWidgetActionGroup actionGroup; |
| |
| |
| /** |
| * Creates a new instance of AbstractOpenEditorAction. |
| * |
| * @param viewer the viewer |
| * @param valueEditorManager the value editor manager |
| */ |
| protected AbstractOpenEditorAction( TreeViewer viewer, ValueEditorManager valueEditorManager, |
| EntryEditorWidgetActionGroup actionGroup ) |
| { |
| this.viewer = viewer; |
| this.valueEditorManager = valueEditorManager; |
| this.actionGroup = actionGroup; |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void dispose() |
| { |
| valueEditorManager = null; |
| viewer = null; |
| cellEditor = null; |
| super.dispose(); |
| } |
| |
| |
| /** |
| * Gets the cell editor. |
| * |
| * @return the cell editor |
| */ |
| public CellEditor getCellEditor() |
| { |
| return cellEditor; |
| } |
| |
| |
| /** |
| * Sets the cell editor. |
| * |
| * @param cellEditor the cell editor |
| */ |
| public void setCellEditor( CellEditor cellEditor ) |
| { |
| this.cellEditor = cellEditor; |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void run() |
| { |
| activateEditor(); |
| } |
| |
| |
| /** |
| * Activates the editor. |
| */ |
| private void activateEditor() |
| { |
| if ( !viewer.isCellEditorActive() |
| && ( getSelectedValues().length == 1 ) |
| && ( getSelectedAttributes().length == 0 ) |
| && viewer.getCellModifier().canModify( getSelectedValues()[0], |
| EntryEditorWidgetTableMetadata.VALUE_COLUMN_NAME ) ) |
| { |
| // disable action handlers |
| actionGroup.deactivateGlobalActionHandlers(); |
| |
| // set cell editor to viewer |
| viewer.getCellEditors()[EntryEditorWidgetTableMetadata.VALUE_COLUMN_INDEX] = cellEditor; |
| |
| // add listener for end of editing |
| if ( cellEditor.getControl() != null ) |
| { |
| cellEditor.getControl().addFocusListener( this ); |
| cellEditor.getControl().addKeyListener( this ); |
| } |
| |
| // start editing |
| viewer.editElement( getSelectedValues()[0], EntryEditorWidgetTableMetadata.VALUE_COLUMN_INDEX ); |
| |
| if ( !viewer.isCellEditorActive() ) |
| { |
| editorClosed(); |
| } |
| } |
| else |
| { |
| valueEditorManager.setUserSelectedValueEditor( null ); |
| } |
| } |
| |
| |
| /** |
| * Editor closed. |
| */ |
| private void editorClosed() |
| { |
| // remove cell editors from viewer to prevent auto-editing |
| for ( int i = 0; i < viewer.getCellEditors().length; i++ ) |
| { |
| viewer.getCellEditors()[i] = null; |
| } |
| |
| // remove listener |
| if ( cellEditor.getControl() != null ) |
| { |
| cellEditor.getControl().removeFocusListener( this ); |
| cellEditor.getControl().removeKeyListener( this ); |
| } |
| |
| // reset custom value editor and set selection to notify all |
| // actions to update their enabled state. |
| valueEditorManager.setUserSelectedValueEditor( null ); |
| viewer.setSelection( viewer.getSelection() ); |
| |
| // enable action handlers |
| actionGroup.activateGlobalActionHandlers(); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void focusGained( FocusEvent e ) |
| { |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void focusLost( FocusEvent e ) |
| { |
| editorClosed(); |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void keyPressed( KeyEvent e ) |
| { |
| if ( e.character == SWT.ESC && e.stateMask == SWT.NONE ) |
| { |
| e.doit = false; |
| } |
| } |
| |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void keyReleased( KeyEvent e ) |
| { |
| } |
| |
| } |