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C# TextEditor._GetUndoManager方法代码示例

本文整理汇总了C#中System.Windows.Documents.TextEditor._GetUndoManager方法的典型用法代码示例。如果您正苦于以下问题:C# TextEditor._GetUndoManager方法的具体用法?C# TextEditor._GetUndoManager怎么用?C# TextEditor._GetUndoManager使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.Windows.Documents.TextEditor的用法示例。


在下文中一共展示了TextEditor._GetUndoManager方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: CloseTypingUndoUnit

        /// <summary> 
        /// The helper for typing undo unit megring.
        /// Supposed to be called at the end of typing block - 
        /// after all changes are done. 
        /// Assumes that OpenTypingUndoUnit method was called
        /// in the beginning of this sequence. 
        /// </summary>
        private static void CloseTypingUndoUnit(TextEditor This, UndoCloseAction closeAction)
        {
            UndoManager undoManager = This._GetUndoManager(); 

            if (undoManager != null && undoManager.IsEnabled) 
            { 
                if (This._typingUndoUnit != null && undoManager.LastUnit == This._typingUndoUnit && !This._typingUndoUnit.Locked)
                { 
                    if (This._typingUndoUnit is TextParentUndoUnit)
                    {
                        ((TextParentUndoUnit)This._typingUndoUnit).RecordRedoSelectionState();
                    } 
                    undoManager.Close(This._typingUndoUnit, closeAction);
                } 
            } 
            else
            { 
                This._typingUndoUnit = null;
            }
        }
开发者ID:sjyanxin,项目名称:WPFSource,代码行数:27,代码来源:TextEditorTyping.cs

示例2: OpenTypingUndoUnit

        // ---------------------------------------------------------- 
        //
        // Merge Typing Undo Units 
        //
        // ----------------------------------------------------------

        #region Merge Typing Undo Units 

        /// <summary> 
        /// The helper for typing undo unit merging. 
        /// Supposed to be called in the beginning of typing block -
        /// before making any changes. 
        /// Assumes that CloseTypingUndoUnit method will be called
        /// after the change is completed.
        /// </summary>
        private static void OpenTypingUndoUnit(TextEditor This) 
        {
            UndoManager undoManager = This._GetUndoManager(); 
 
            if (undoManager != null && undoManager.IsEnabled)
            { 
                if (This._typingUndoUnit != null && undoManager.LastUnit == This._typingUndoUnit && !This._typingUndoUnit.Locked)
                {
                    undoManager.Reopen(This._typingUndoUnit);
                } 
                else
                { 
                    This._typingUndoUnit = new TextParentUndoUnit(This.Selection); 
                    undoManager.Open(This._typingUndoUnit);
                } 
            }
        }
开发者ID:sjyanxin,项目名称:WPFSource,代码行数:32,代码来源:TextEditorTyping.cs


注:本文中的System.Windows.Documents.TextEditor._GetUndoManager方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。