重新想象 Windows 8 Store Apps (49) - 輸入: 獲取輸入設(shè)備信息, 虛擬鍵盤, Tab 導(dǎo)航, Pointer, Tap, Drag, Drop 原文:重新想象 Windows 8 Store Apps (49) - 輸入: 獲取輸入設(shè)備信息, 虛擬鍵盤, Tab 導(dǎo)航, Pointer, Tap, Drag, Drop

[源碼下載]

重新想象 Windows 8 Store Apps (49) - 輸入: 獲取輸入設(shè)備信息, 虛擬鍵盤, Tab 導(dǎo)航, Pointer, Tap, Drag, Drop

作者：webabcd


介紹
重新想象 Windows 8 Store Apps 之?輸入

• 輸入設(shè)備的相關(guān)信息
• SIP（Soft Input Panel）的應(yīng)用
• Tab 鍵導(dǎo)航
• Pointer - 指針，鼠標(biāo)
• Tap - 觸摸
• Drag 和 Drop

示例
1、演示如何獲取輸入設(shè)備的相關(guān)信息
Input/InputDeviceInfo.xaml

<Pagex:Class="XamlDemo.Input.InputDeviceInfo"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:local="using:XamlDemo.Input"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"mc:Ignorable="d"><Grid Background="Transparent"><Grid Margin="120 0 0 0"><ScrollViewer Margin="0 0 10 10"><TextBlock Name="lblMsg" FontSize="14.667" TextWrapping="Wrap" /></ScrollViewer></Grid></Grid> </Page>

Input/InputDeviceInfo.xaml.cs

/** 演示如何獲取輸入設(shè)備的相關(guān)信息*/using System; using Windows.Devices.Input; using Windows.UI.Xaml.Controls; using Windows.UI.Xaml.Navigation;namespace XamlDemo.Input {public sealed partial class InputDeviceInfo : Page{public InputDeviceInfo(){this.InitializeComponent();}protected override void OnNavigatedTo(NavigationEventArgs e){// 獲取鼠標(biāo)設(shè)備的相關(guān)信息MouseCapabilities mouseCapabilities = new MouseCapabilities();lblMsg.Text = "MouseCapabilities.MousePresent: " + mouseCapabilities.MousePresent; // 是否存在鼠標(biāo)lblMsg.Text += Environment.NewLine;lblMsg.Text += "MouseCapabilities.HorizontalWheelPresent: " + mouseCapabilities.HorizontalWheelPresent; // 是否有水平滾輪lblMsg.Text += Environment.NewLine;lblMsg.Text += "MouseCapabilities.VerticalWheelPresent: " + mouseCapabilities.VerticalWheelPresent; // 是否有垂直滾輪lblMsg.Text += Environment.NewLine;lblMsg.Text += "MouseCapabilities.SwapButtons: " + mouseCapabilities.SwapButtons; // 是否交換了左右按鈕lblMsg.Text += Environment.NewLine;lblMsg.Text += "MouseCapabilities.NumberOfButtons: " + mouseCapabilities.NumberOfButtons; // 鼠標(biāo)上的按鈕數(shù)量lblMsg.Text += Environment.NewLine;lblMsg.Text += Environment.NewLine;// 獲取硬件鍵盤設(shè)備的相關(guān)信息KeyboardCapabilities keyboardCapabilities = new KeyboardCapabilities();lblMsg.Text += "KeyboardCapabilities.KeyboardPresent: " + keyboardCapabilities.KeyboardPresent; // 是否存在硬件鍵盤lblMsg.Text += Environment.NewLine;lblMsg.Text += Environment.NewLine;// 獲取觸摸設(shè)備的相關(guān)信息TouchCapabilities touchCapabilities = new TouchCapabilities();lblMsg.Text += "TouchCapabilities.TouchPresent: " + touchCapabilities.TouchPresent; // 是否存在觸摸設(shè)備lblMsg.Text += Environment.NewLine;lblMsg.Text += "TouchCapabilities.Contacts: " + touchCapabilities.Contacts; // 觸摸設(shè)備所支持的多點觸摸的點數(shù)lblMsg.Text += Environment.NewLine;lblMsg.Text += Environment.NewLine;// 獲取 Pointer 設(shè)備（Touch, Pen, Mouse）的相關(guān)信息var pointerDeviceList = PointerDevice.GetPointerDevices();int displayIndex = 0;foreach (PointerDevice pointerDevice in pointerDeviceList){displayIndex++;lblMsg.Text += "Pointer Device Index: " + displayIndex;lblMsg.Text += Environment.NewLine;lblMsg.Text += "PointerDevice.PointerDeviceType: " + pointerDevice.PointerDeviceType; // Pointer 類型（Touch, Pen, Mouse）lblMsg.Text += Environment.NewLine;lblMsg.Text += "PointerDevice.IsIntegrated: " + pointerDevice.IsIntegrated; // 是否是集成設(shè)備lblMsg.Text += Environment.NewLine;lblMsg.Text += "PointerDevice.MaxContacts: " + pointerDevice.MaxContacts; // 最大的同時觸摸點數(shù)lblMsg.Text += Environment.NewLine;lblMsg.Text += "PointerDevice.PhysicalDeviceRect: " + pointerDevice.PhysicalDeviceRect; // 物理設(shè)備的 RectlblMsg.Text += Environment.NewLine;lblMsg.Text += "PointerDevice.ScreenRect: " + pointerDevice.ScreenRect; // Pointer 設(shè)備所支持的屏幕的 RectlblMsg.Text += Environment.NewLine;lblMsg.Text += Environment.NewLine;}}} }

2、演示 SIP（Soft Input Panel）的應(yīng)用
Input/Keyboard/Demo.xaml

<Pagex:Class="XamlDemo.Input.Keyboard.Demo"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:local="using:XamlDemo.Input.Keyboard"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"mc:Ignorable="d"><Grid Background="Transparent"><StackPanel Margin="120 0 0 0"><!--TextBox - 文本輸入框IsTextPredictionEnabled - 是否啟用“自動完成”，默認(rèn)值 trueIsSpellCheckEnabled - 是否啟用拼音檢查，默認(rèn)值 false--><TextBox IsTextPredictionEnabled="True" IsSpellCheckEnabled="True" Margin="0 0 10 0" /><!--InputScope - 限制 SIP 的輸入范圍，即設(shè)置 SIP 的布局方式--><TextBox InputScope="Default" Margin="0 10 10 0" /><TextBox KeyDown="TextBox_KeyDown_1" Margin="0 10 10 0"><TextBox.InputScope><InputScope><InputScope.Names><InputScopeName NameValue="TelephoneNumber" /></InputScope.Names></InputScope></TextBox.InputScope></TextBox><!--對于 ReadOnly 的輸入框，即使獲取到焦點也不會彈出虛擬鍵盤--><TextBox Name="txtReadOnly" IsReadOnly="True" Margin="0 10 10 0" /></StackPanel></Grid> </Page>

Input/Keyboard/Demo.xaml.cs

/** 演示 SIP（Soft Input Panel）的應(yīng)用* * 注：* 1、TextBox, RichEditBox, PasswordBox 等文本輸入框獲取焦點后，會自動顯示虛擬鍵盤（對于 ReadOnly 的輸入框，即使獲取到焦點也不會彈出虛擬鍵盤）* 2、鍵盤相關(guān)的事件有 KeyDown 和 KeyUp* 3、WinRT 的 SIP 支持的 InputScope 類型詳見 Windows.UI.Xaml.Input.InputScopeNameValue 枚舉* * * Windows.UI.ViewManagement.InputPane - 軟鍵盤面板* GetForCurrentView() - 獲取當(dāng)前的 InputPane 對象* OccludedRect - 軟鍵盤面板所占用的矩形區(qū)域* Hiding - 軟鍵盤隱藏時觸發(fā)的事件* Showing - 軟鍵盤顯示時觸發(fā)的事件 * * * 如果需要檢測當(dāng)前某個虛擬按鍵的狀態(tài)，可以用如下方法：* CoreWindow.GetAsyncKeyState(VirtualKey virtualKey)* CoreWindow.GetKeyState(VirtualKey virtualKey)* * 監(jiān)測鍵盤事件可以通過 CoreWindow.KeyDown 事件* 關(guān)于 CoreWindow 的更多內(nèi)容請參見：Feature/CoreDemo.xaml.cs*/using System; using Windows.System; using Windows.UI.Core; using Windows.UI.Popups; using Windows.UI.Xaml; using Windows.UI.Xaml.Controls; using Windows.UI.Xaml.Input;namespace XamlDemo.Input.Keyboard {public sealed partial class Demo : Page{public Demo(){this.InitializeComponent();this.Loaded += Demo_Loaded;}async void Demo_Loaded(object sender, RoutedEventArgs e){// 檢測虛擬按鍵當(dāng)前的狀態(tài)CoreVirtualKeyStates capitalLockState = Windows.UI.Xaml.Window.Current.CoreWindow.GetKeyState(VirtualKey.CapitalLock);if (capitalLockState == CoreVirtualKeyStates.Locked){await new MessageDialog("您的鍵盤處于“大寫”輸入狀態(tài)").ShowAsync();}}private void TextBox_KeyDown_1(object sender, KeyRoutedEventArgs e){// 判斷用戶是否按下了 SIP 上的回車鍵if (e.Key == VirtualKey.Enter){// 將焦點移出文本輸入框，虛擬鍵盤會自動隱藏 txtReadOnly.Focus(FocusState.Programmatic);}}} }

3、演示 Control 的 Tab 導(dǎo)航相關(guān)屬性的應(yīng)用
Input/Keyboard/TabNavigation.xaml

<Pagex:Class="XamlDemo.Input.Keyboard.TabNavigation"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:local="using:XamlDemo.Input.Keyboard"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"mc:Ignorable="d"><Grid Background="Transparent"><StackPanel Margin="120 0 0 0"><!--演示 Control 的 Tab 導(dǎo)航相關(guān)屬性的應(yīng)用Control - 控件TabIndex - Tab 導(dǎo)航的順序，默認(rèn)值為 int.MaxValueIsTabStop - 是否加入 Tab 導(dǎo)航，默認(rèn)值為 trueTabNavigation - Tab 導(dǎo)航的工作方式。經(jīng)測試，沒什么效果--><Button Content="button 1" TabIndex="3" TabNavigation="Once" /><Button Content="button 2" Margin="0 10 0 0" TabIndex="1" /><Button Content="button 3" Margin="0 10 0 0" IsTabStop="False" /><Button Content="button 4" Margin="0 10 0 0" TabIndex="4" /><Button Content="button 5" Margin="0 10 0 0" TabIndex="2" /><ListBox Width="200" Height="300" Margin="0 10 0 0" HorizontalAlignment="Left" VerticalAlignment="Top"><ListBox.Items><ListBoxItem Content="ListBoxItem1" /><ListBoxItem Content="ListBoxItem2" /><ListBoxItem Content="ListBoxItem3" /></ListBox.Items></ListBox></StackPanel></Grid> </Page>

4、演示 Pointer 相關(guān)事件的應(yīng)用
Input/Touch/Pointer.xaml

<Pagex:Class="XamlDemo.Input.Touch.Pointer"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:local="using:XamlDemo.Input.Touch"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"mc:Ignorable="d"><Grid Background="Transparent"><Grid Margin="120 0 0 0"><Rectangle Name="rectangle" Width="400" Height="100" Fill="Orange" HorizontalAlignment="Left" VerticalAlignment="Top" /><ScrollViewer Margin="0 110 0 10" HorizontalAlignment="Stretch" VerticalAlignment="Top"><TextBlock Name="lblMsg" FontSize="14.667" TextWrapping="Wrap" /></ScrollViewer></Grid></Grid> </Page>

Input/Touch/Pointer.xaml.cs

/** 演示 Pointer 相關(guān)事件的應(yīng)用* * * PointerRoutedEventArgs - 指針路由事件的事件參數(shù)* OriginalSource - 引發(fā)此路由事件的對象* Handled - 是否將事件標(biāo)記為已處理* KeyModifiers - 獲取當(dāng)前按下的輔助鍵（Windows.System.VirtualKeyModifiers 枚舉）* None, Control, Menu, Shift, Windows* Pointer - 獲取 Pointer 對象* Pointer.PointerDeviceType - 指針設(shè)備的類型（Touch, Pen, Mouse）* Pointer.PointerId - 指針標(biāo)識，可以根據(jù)此屬性來區(qū)分多點觸摸場景下的不同指針* GetCurrentPoint(UIElement relativeTo) - 返回當(dāng)前指針相對于指定元素的 PointerPoint 對象* PointerPoint.Position - 指針的位置* PointerPoint.Properties - 返回 PointerPointProperties 對象，有一堆 PointerPoint 的相關(guān)屬性* GetIntermediatePoints(UIElement relativeTo) - 返回與此事件關(guān)聯(lián)的 PointerPoint 的中間值（平均值）集合* * * HoldingRoutedEventArgs - Holding 路由事件的事件參數(shù)* OriginalSource - 引發(fā)此路由事件的對象* Handled - 是否將事件標(biāo)記為已處理* PointerDeviceType - 指針設(shè)備的類型（Touch, Pen, Mouse）* GetPosition(UIElement relativeTo) - 返回當(dāng)前指針相對于指定元素的位置* HoldingState - Holding 狀態(tài)（Windows.UI.Input.HoldingState 枚舉）* Started, Completed, Canceled* * * UIElement.CapturePointer(Pointer value) - 捕獲此 UIElement 上的指針，即在 UIElement 之外也可以響應(yīng) PointerReleased 事件* UIElement.ReleasePointerCapture(Pointer value) - 釋放對此 UIElement 上的指針的捕獲* UIElement.ReleasePointerCaptures() - 釋放全部指針的捕獲* * * 注：通過 CoreWindow.PointerCursor 設(shè)置指針光標(biāo)的樣式*/using System; using Windows.UI.Core; using Windows.UI.Input; using Windows.UI.Xaml.Controls; using Windows.UI.Xaml.Input; using Windows.UI.Xaml.Shapes;namespace XamlDemo.Input.Touch {public sealed partial class Pointer : Page{public Pointer(){this.InitializeComponent();// 修改指針光標(biāo)的樣式Windows.UI.Xaml.Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorType.Cross, 1);rectangle.PointerEntered += rectangle_PointerEntered;rectangle.PointerExited += rectangle_PointerExited;rectangle.PointerPressed += rectangle_PointerPressed;rectangle.PointerReleased += rectangle_PointerReleased;rectangle.PointerMoved += rectangle_PointerMoved;rectangle.PointerWheelChanged += rectangle_PointerWheelChanged;rectangle.PointerCanceled += rectangle_PointerCanceled;rectangle.PointerCaptureLost += rectangle_PointerCaptureLost;rectangle.Holding += rectangle_Holding;}void rectangle_Holding(object sender, HoldingRoutedEventArgs e){lblMsg.Text += "Holding";lblMsg.Text += Environment.NewLine;}void rectangle_PointerCaptureLost(object sender, PointerRoutedEventArgs e){lblMsg.Text += "PointerCaptureLost " + e.Pointer.PointerId;lblMsg.Text += Environment.NewLine;}void rectangle_PointerCanceled(object sender, PointerRoutedEventArgs e){lblMsg.Text += "PointerCanceled " + e.Pointer.PointerId;lblMsg.Text += Environment.NewLine;}void rectangle_PointerWheelChanged(object sender, PointerRoutedEventArgs e){// 判斷鼠標(biāo)滾輪的滾動方向lblMsg.Text += "PointerWheelChanged " + e.GetCurrentPoint(null).Properties.MouseWheelDelta;lblMsg.Text += Environment.NewLine;}void rectangle_PointerMoved(object sender, PointerRoutedEventArgs e){// lblMsg.Text += "PointerMoved " + e.Pointer.PointerId;// lblMsg.Text += Environment.NewLine; }void rectangle_PointerReleased(object sender, PointerRoutedEventArgs e){lblMsg.Text += "PointerReleased " + e.Pointer.PointerId;lblMsg.Text += Environment.NewLine;((Rectangle)sender).ReleasePointerCapture(e.Pointer);}void rectangle_PointerPressed(object sender, PointerRoutedEventArgs e){lblMsg.Text += "PointerPressed " + e.Pointer.PointerId;lblMsg.Text += Environment.NewLine;bool hasCapture = ((Rectangle)sender).CapturePointer(e.Pointer);lblMsg.Text += "Got Capture: " + hasCapture;lblMsg.Text += Environment.NewLine;PointerPointProperties props = e.GetCurrentPoint(null).Properties;lblMsg.Text += "接觸區(qū)域的邊框: " + props.ContactRect.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "原始輸入的邊框: " + props.ContactRectRaw.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "觸筆設(shè)備的筒狀按鈕是否按下: " + props.IsBarrelButtonPressed.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "輸入是否已由指針設(shè)備取消: " + props.IsCanceled.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "輸入是否來自橡皮擦: " + props.IsEraser.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "輸入是否來自滾輪: " + props.IsHorizontalMouseWheel.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "指針是否在觸摸屏的范圍內(nèi): " + props.IsInRange.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "是否是反轉(zhuǎn)的值: " + props.IsInverted.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "輸入是否來自鼠標(biāo)左鍵: " + props.IsLeftButtonPressed.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "輸入是否來自鼠標(biāo)中鍵: " + props.IsMiddleButtonPressed.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "輸入是否來自鼠標(biāo)右鍵: " + props.IsRightButtonPressed.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "輸入是否來自主要指針: " + props.IsPrimary.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "第一個擴展按鈕的按下狀態(tài): " + props.IsXButton1Pressed.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "第二個擴展按鈕的按下狀態(tài): " + props.IsXButton2Pressed.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "指針施加到觸摸屏上的力度（0.0-1.0）: " + props.Pressure.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "觸摸是否被拒絕了: " + props.TouchConfidence.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "指針狀態(tài)的更改類型: " + props.PointerUpdateKind.ToString(); // PointerUpdateKind 枚舉：LeftButtonPressed, LeftButtonReleased 等等lblMsg.Text += Environment.NewLine;lblMsg.Text += "指針設(shè)備相關(guān)的 Orientation: " + props.Orientation.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "指針設(shè)備相關(guān)的 Twist: " + props.Twist.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "指針設(shè)備相關(guān)的 XTilt: " + props.XTilt.ToString();lblMsg.Text += Environment.NewLine;lblMsg.Text += "指針設(shè)備相關(guān)的 YTiltYTilt: " + props.YTilt.ToString();lblMsg.Text += Environment.NewLine;// 輸入設(shè)備相關(guān)// props.HasUsage(uint usagePage, uint usageId)// props.GetUsageValue(uint usagePage, uint usageId) }void rectangle_PointerExited(object sender, PointerRoutedEventArgs e){lblMsg.Text += "PointerExited " + e.Pointer.PointerId;lblMsg.Text += Environment.NewLine;}void rectangle_PointerEntered(object sender, PointerRoutedEventArgs e){lblMsg.Text += "PointerEntered " + e.Pointer.PointerId;lblMsg.Text += Environment.NewLine;}} }

5、演示 Tap 相關(guān)事件的應(yīng)用
Input/Touch/Tap.xaml

<Pagex:Class="XamlDemo.Input.Touch.Tap"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:local="using:XamlDemo.Input.Touch"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"mc:Ignorable="d"><Grid Background="Transparent"><StackPanel Margin="120 0 0 0"><Rectangle Name="rectangle" Width="400" Height="100" Fill="Orange" HorizontalAlignment="Left" /><TextBlock Name="lblMsg" FontSize="14.667" TextWrapping="Wrap" Margin="0 10 0 0" /></StackPanel></Grid> </Page>

Input/Touch/Tap.xaml.cs

/** 演示 Tap 相關(guān)事件的應(yīng)用* * * TappedRoutedEventArgs - Tap 路由事件的事件參數(shù)* DoubleTappedRoutedEventArgs - DoubleTap 路由事件的事件參數(shù)* RightTappedRoutedEventArgs - RightTap 路由事件的事件參數(shù)* OriginalSource - 引發(fā)此路由事件的對象* Handled - 是否將事件標(biāo)記為已處理* PointerDeviceType - 指針設(shè)備的類型（Touch, Pen, Mouse）* GetPosition(UIElement relativeTo) - 返回當(dāng)前指針相對于指定元素的位置* * * HoldingRoutedEventArgs - Holding 路由事件的事件參數(shù)* OriginalSource - 引發(fā)此路由事件的對象* Handled - 是否將事件標(biāo)記為已處理* PointerDeviceType - 指針設(shè)備的類型（Touch, Pen, Mouse）* GetPosition(UIElement relativeTo) - 返回當(dāng)前指針相對于指定元素的位置* HoldingState - Holding 狀態(tài)（Windows.UI.Input.HoldingState 枚舉）* Started, Completed, Canceled*/using System; using Windows.UI.Xaml.Controls;namespace XamlDemo.Input.Touch {public sealed partial class Tap : Page{public Tap(){this.InitializeComponent();rectangle.IsTapEnabled = true; // 默認(rèn)值就是 truerectangle.IsDoubleTapEnabled = true; // 默認(rèn)值就是 truerectangle.IsRightTapEnabled = true; // 默認(rèn)值就是 truerectangle.IsHoldingEnabled = true; // 默認(rèn)值就是 true rectangle.Tapped += rectangle_Tapped;rectangle.DoubleTapped += rectangle_DoubleTapped;rectangle.RightTapped += rectangle_RightTapped;rectangle.Holding += rectangle_Holding;}void rectangle_Holding(object sender, Windows.UI.Xaml.Input.HoldingRoutedEventArgs e){lblMsg.Text += "Holding";lblMsg.Text += Environment.NewLine;}void rectangle_RightTapped(object sender, Windows.UI.Xaml.Input.RightTappedRoutedEventArgs e){lblMsg.Text += "RightTapped";lblMsg.Text += Environment.NewLine;}void rectangle_DoubleTapped(object sender, Windows.UI.Xaml.Input.DoubleTappedRoutedEventArgs e){lblMsg.Text += "DoubleTapped";lblMsg.Text += Environment.NewLine;}void rectangle_Tapped(object sender, Windows.UI.Xaml.Input.TappedRoutedEventArgs e){lblMsg.Text += "Tapped";lblMsg.Text += Environment.NewLine;}} }

6、關(guān)于 AllowDrop, Drop, DragEnter, DragOver, DragLeave
Input/Touch/DragDrop.xaml

<Pagex:Class="XamlDemo.Input.Touch.DragDrop"xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"xmlns:local="using:XamlDemo.Input.Touch"xmlns:d="http://schemas.microsoft.com/expression/blend/2008"xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"mc:Ignorable="d"><Grid Background="Transparent"><StackPanel Margin="120 0 0 0"><TextBlock Name="lblMsg" FontSize="14.667" TextWrapping="Wrap"><Run>關(guān)于 AllowDrop, Drop, DragEnter, DragOver, DragLeave 等詳見：Controls/GridView/DragItem.xaml</Run></TextBlock></StackPanel></Grid> </Page>

?

OK
[源碼下載]

posted on 2014-03-09 15:32 NET未來之路 閱讀(...) 評論(...) 編輯 收藏

轉(zhuǎn)載于:https://www.cnblogs.com/lonelyxmas/p/3590100.html

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