| //////////////////////////////////////////////////////////////////////////////// |
| // |
| // 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 flashx.textLayout.operations |
| { |
| import flashx.textLayout.edit.SelectionState; |
| import flashx.textLayout.edit.TextClipboard; |
| import flashx.textLayout.edit.TextScrap; |
| import flashx.textLayout.tlf_internal; |
| |
| use namespace tlf_internal; |
| |
| |
| /** |
| * The CopyOperation class encapsulates a copy operation. |
| * |
| * <p><b>Note:</b> The operation is responsible for copying the |
| * text scrap to the clipboard. Undonig a copy operation does not restore |
| * the original clipboard state.</p> |
| * |
| * @see flashx.textLayout.edit.EditManager |
| * @see flashx.textLayout.events.FlowOperationEvent |
| * |
| * @playerversion Flash 10 |
| * @playerversion AIR 1.5 |
| * @langversion 3.0 |
| */ |
| public class CopyOperation extends FlowTextOperation |
| { |
| /** |
| * Creates a CopyOperation object. |
| * |
| * @param operationState The range of text to be copied. |
| * |
| * @playerversion Flash 10 |
| * @playerversion AIR 1.5 |
| * @langversion 3.0 |
| */ |
| public function CopyOperation(operationState:SelectionState) |
| { |
| super(operationState); |
| } |
| |
| |
| /** @private */ |
| public override function doOperation():Boolean |
| { |
| if (originalSelectionState.activePosition != originalSelectionState.anchorPosition) |
| TextClipboard.setContents(TextScrap.createTextScrap(originalSelectionState)); |
| return true; |
| } |
| |
| /** @private */ |
| public override function undo():SelectionState |
| { |
| return originalSelectionState; |
| } |
| |
| /** @private */ |
| public override function redo():SelectionState |
| { |
| return originalSelectionState; |
| |
| } |
| |
| /** @private */ |
| public override function canUndo():Boolean |
| { return false; } |
| } |
| } |