當前位置: 首頁>>代碼示例>>C#>>正文


C# KeyEventArgs.MarkSystem方法代碼示例

本文整理匯總了C#中System.Windows.Input.KeyEventArgs.MarkSystem方法的典型用法代碼示例。如果您正苦於以下問題:C# KeyEventArgs.MarkSystem方法的具體用法?C# KeyEventArgs.MarkSystem怎麽用?C# KeyEventArgs.MarkSystem使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在System.Windows.Input.KeyEventArgs的用法示例。


在下文中一共展示了KeyEventArgs.MarkSystem方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。

示例1: PostProcessInput

        private void PostProcessInput(object sender, ProcessInputEventArgs e) 
        {
            // PreviewKeyDown --> KeyDown 
            if(e.StagingItem.Input.RoutedEvent == Keyboard.PreviewKeyDownEvent)
            {
                CheckForDisconnectedFocus();
 
                if(!e.StagingItem.Input.Handled)
                { 
                    KeyEventArgs previewKeyDown = (KeyEventArgs) e.StagingItem.Input; 

                    // Dig out the real key. 
                    bool isSystemKey = false;
                    bool isImeProcessed = false;
                    bool isDeadCharProcessed = false;
                    Key key = previewKeyDown.Key; 
                    if (key == Key.System)
                    { 
                        isSystemKey = true; 
                        key = previewKeyDown.RealKey;
                    } 
                    else if (key == Key.ImeProcessed)
                    {
                        isImeProcessed = true;
                        key = previewKeyDown.RealKey; 
                    }
                    else if (key == Key.DeadCharProcessed) 
                    { 
                        isDeadCharProcessed = true;
                        key = previewKeyDown.RealKey; 
                    }

                    KeyEventArgs keyDown = new KeyEventArgs(this, previewKeyDown.UnsafeInputSource, previewKeyDown.Timestamp, key);
                    keyDown.SetRepeat( previewKeyDown.IsRepeat ); 

                    // Mark the new event as SystemKey as appropriate. 
                    if (isSystemKey) 
                    {
                        keyDown.MarkSystem(); 
                    }
                    else if (isImeProcessed)
                    {
                        // Mark the new event as ImeProcessed as appropriate. 
                        keyDown.MarkImeProcessed();
                    } 
                    else if (isDeadCharProcessed) 
                    {
                        keyDown.MarkDeadCharProcessed(); 
                    }

                    keyDown.RoutedEvent=Keyboard.KeyDownEvent;
                    keyDown.ScanCode = previewKeyDown.ScanCode; 
                    keyDown.IsExtendedKey = previewKeyDown.IsExtendedKey;
                    e.PushInput(keyDown, e.StagingItem); 
                } 
            }
 
            // PreviewKeyUp --> KeyUp
            if(e.StagingItem.Input.RoutedEvent == Keyboard.PreviewKeyUpEvent)
            {
                CheckForDisconnectedFocus(); 

                if(!e.StagingItem.Input.Handled) 
                { 
                    KeyEventArgs previewKeyUp = (KeyEventArgs) e.StagingItem.Input;
 
                    // Dig out the real key.
                    bool isSystemKey = false;
                    bool isImeProcessed = false;
                    bool isDeadCharProcessed = false; 
                    Key key = previewKeyUp.Key;
                    if (key == Key.System) 
                    { 
                        isSystemKey = true;
                        key = previewKeyUp.RealKey; 
                    }
                    else if (key == Key.ImeProcessed)
                    {
                        isImeProcessed = true; 
                        key = previewKeyUp.RealKey;
                    } 
                    else if(key == Key.DeadCharProcessed) 
                    {
                        isDeadCharProcessed = true; 
                        key = previewKeyUp.RealKey;
                    }

                    KeyEventArgs keyUp = new KeyEventArgs(this, previewKeyUp.UnsafeInputSource, previewKeyUp.Timestamp, key); 

                    // Mark the new event as SystemKey as appropriate. 
                    if (isSystemKey) 
                    {
                        keyUp.MarkSystem(); 
                    }
                    else if (isImeProcessed)
                    {
                        // Mark the new event as ImeProcessed as appropriate. 
                        keyUp.MarkImeProcessed();
                    } 
                    else if (isDeadCharProcessed) 
//.........這裏部分代碼省略.........
開發者ID:sjyanxin,項目名稱:WPFSource,代碼行數:101,代碼來源:KeyboardDevice.cs


注:本文中的System.Windows.Input.KeyEventArgs.MarkSystem方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。