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Windows Phone 7 自定义控件库
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Windows Phone 7自定義一個控件庫跟Silverlight的是基本一樣的，第一步創建一個類庫，然后添加一個Themes文件夾，在文件夾里面添加上generic.xaml文件作為默認的控件樣式文件，記住一定要寫這個名字否則就找不到樣式了，大小寫都可以。新建一個控件類MyContro1.cs,MyContro2.cs在這里面就可以寫控件的處理邏輯了。
下面看一下一個水印控件的處理：
generic.xaml文件
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< ResourceDictionary ?????xmlns ="http://schemas.microsoft.com/winfx/2006/xaml/presentation" ? ????xmlns:x ="http://schemas.microsoft.com/winfx/2006/xaml" ? ????xmlns:local ="clr-namespace:Phone.Controls;assembly=Phone.Controls" ? ????xmlns:d ="http://schemas.microsoft.com/expression/blend/2008" ? ????xmlns:mc ="http://schemas.openxmlformats.org/markup-compatibility/2006" ??? ? ????mc:Ignorable ="d" ? ????> ? ????< Style ??TargetType ="local:WatermarkedTextBox" > ? ????????< Setter ?Property ="FontFamily" ?Value ="{StaticResource?PhoneFontFamilyNormal}" /> ? ????????< Setter ?Property ="FontSize" ?Value ="{StaticResource?PhoneFontSizeMediumLarge}" /> ? ????????< Setter ?Property ="Background" ?Value ="White" /> ? ????????< Setter ?Property ="Foreground" ?Value ="#FF3880B2" /> ? ????????< Setter ?Property ="BorderBrush" ?Value ="#FF3880B2" /> ? ????????< Setter ?Property ="SelectionBackground" ?Value ="#FF3880B2" /> ? ????????< Setter ?Property ="SelectionForeground" ?Value ="{StaticResource?PhoneTextBoxSelectionForegroundBrush}" /> ? ????????< Setter ?Property ="BorderThickness" ?Value ="{StaticResource?PhoneBorderThickness}" /> ? ????????< Setter ?Property ="Padding" ?Value ="2" /> ? ????????< Setter ?Property ="Template" > ? ????????????< Setter.Value > ? ????????????????< ControlTemplate ?TargetType ="local:WatermarkedTextBox" > ? ????????????????????< Grid ?Background ="Transparent" > ? ????????????????????????< VisualStateManager.VisualStateGroups > ? ????????????????????????????< VisualStateGroup ?x:Name ="CommonStates" > ? ????????????????????????????????< VisualState ?x:Name ="Normal" /> ? ????????????????????????????????< VisualState ?x:Name ="MouseOver" /> ? ????????????????????????????????< VisualState ?x:Name ="Disabled" > ? ????????????????????????????????????< Storyboard > ? ????????????????????????????????????????< ObjectAnimationUsingKeyFrames ?Storyboard.TargetProperty ="Visibility" ?Storyboard.TargetName ="EnabledBorder" > ? ????????????????????????????????????????????< DiscreteObjectKeyFrame ?KeyTime ="0" > ? ????????????????????????????????????????????????< DiscreteObjectKeyFrame.Value > ? ????????????????????????????????????????????????????< Visibility > Collapsed</ Visibility > ? ????????????????????????????????????????????????</ DiscreteObjectKeyFrame.Value > ? ????????????????????????????????????????????</ DiscreteObjectKeyFrame > ? ????????????????????????????????????????</ ObjectAnimationUsingKeyFrames > ? ????????????????????????????????????????< ObjectAnimationUsingKeyFrames ?Storyboard.TargetProperty ="Visibility" ?Storyboard.TargetName ="DisabledOrReadonlyBorder" > ? ????????????????????????????????????????????< DiscreteObjectKeyFrame ?KeyTime ="0" > ? ????????????????????????????????????????????????< DiscreteObjectKeyFrame.Value > ? ????????????????????????????????????????????????????< Visibility > Visible</ Visibility > ? ????????????????????????????????????????????????</ DiscreteObjectKeyFrame.Value > ? ????????????????????????????????????????????</ DiscreteObjectKeyFrame > ? ????????????????????????????????????????</ ObjectAnimationUsingKeyFrames > ? ????????????????????????????????????</ Storyboard > ? ????????????????????????????????</ VisualState > ? ????????????????????????????????< VisualState ?x:Name ="ReadOnly" > ? ????????????????????????????????????< Storyboard > ? ????????????????????????????????????????< ObjectAnimationUsingKeyFrames ?Storyboard.TargetProperty ="Visibility" ?Storyboard.TargetName ="EnabledBorder" > ? ????????????????????????????????????????????< DiscreteObjectKeyFrame ?KeyTime ="0" > ? ????????????????????????????????????????????????< DiscreteObjectKeyFrame.Value > ? ????????????????????????????????????????????????????< Visibility > Collapsed</ Visibility > ? ????????????????????????????????????????????????</ DiscreteObjectKeyFrame.Value > ? ????????????????????????????????????????????</ DiscreteObjectKeyFrame > ? ????????????????????????????????????????</ ObjectAnimationUsingKeyFrames > ? ????????????????????????????????????????< ObjectAnimationUsingKeyFrames ?Storyboard.TargetProperty ="Visibility" ?Storyboard.TargetName ="DisabledOrReadonlyBorder" > ? ????????????????????????????????????????????< DiscreteObjectKeyFrame ?KeyTime ="0" > ? ????????????????????????????????????????????????< DiscreteObjectKeyFrame.Value > ? ????????????????????????????????????????????????????< Visibility > Visible</ Visibility > ? ????????????????????????????????????????????????</ DiscreteObjectKeyFrame.Value > ? ????????????????????????????????????????????</ DiscreteObjectKeyFrame > ? ????????????????????????????????????????</ ObjectAnimationUsingKeyFrames > ? ????????????????????????????????????????< ObjectAnimationUsingKeyFrames ?Storyboard.TargetProperty ="Background" ?Storyboard.TargetName ="DisabledOrReadonlyBorder" > ? ????????????????????????????????????????????< DiscreteObjectKeyFrame ?KeyTime ="0" ?Value ="White" /> ? ????????????????????????????????????????</ ObjectAnimationUsingKeyFrames > ? ????????????????????????????????????????< ObjectAnimationUsingKeyFrames ?Storyboard.TargetProperty ="BorderBrush" ?Storyboard.TargetName ="DisabledOrReadonlyBorder" > ? ????????????????????????????????????????????< DiscreteObjectKeyFrame ?KeyTime ="0" ?Value ="#FF3880B2" /> ? ????????????????????????????????????????</ ObjectAnimationUsingKeyFrames > ? ????????????????????????????????????????< ObjectAnimationUsingKeyFrames ?Storyboard.TargetProperty ="Foreground" ?Storyboard.TargetName ="DisabledOrReadonlyContent" > ? ????????????????????????????????????????????< DiscreteObjectKeyFrame ?KeyTime ="0" ?Value ="{StaticResource?PhoneTextBoxReadOnlyBrush}" /> ? ????????????????????????????????????????</ ObjectAnimationUsingKeyFrames > ? ????????????????????????????????????</ Storyboard > ? ????????????????????????????????</ VisualState > ? ????????????????????????????</ VisualStateGroup > ? ????????????????????????????< VisualStateGroup ?x:Name ="FocusStates" > ? ????????????????????????????????< VisualState ?x:Name ="Focused" > ? ????????????????????????????????????< Storyboard > ? ????????????????????????????????????????< ObjectAnimationUsingKeyFrames ?Storyboard.TargetProperty ="Background" ?Storyboard.TargetName ="EnabledBorder" > ? ????????????????????????????????????????????< DiscreteObjectKeyFrame ?KeyTime ="0" ?Value ="White" /> ? ????????????????????????????????????????</ ObjectAnimationUsingKeyFrames > ? ????????????????????????????????????????< ObjectAnimationUsingKeyFrames ?Storyboard.TargetProperty ="BorderBrush" ?Storyboard.TargetName ="EnabledBorder" > ? ????????????????????????????????????????????< DiscreteObjectKeyFrame ?KeyTime ="0" ?Value ="#FF3880B2" /> ? ????????????????????????????????????????</ ObjectAnimationUsingKeyFrames > ? ????????????????????????????????????</ Storyboard > ? ????????????????????????????????</ VisualState > ? ????????????????????????????????< VisualState ?x:Name ="Unfocused" /> ? ? ????????????????????????????</ VisualStateGroup > ? ????????????????????????</ VisualStateManager.VisualStateGroups > ? ????????????????????????< Border ?x:Name ="EnabledBorder" ?BorderBrush ="#FF3880B2" ?BorderThickness ="{TemplateBinding?BorderThickness}" ?Background ="{TemplateBinding?Background}" ?Margin ="{StaticResource?PhoneTouchTargetOverhang}" > ? ????????????????????????????< Grid > ? ????????????????????????????????< ContentControl ?x:Name ="watermarkContent" ??HorizontalContentAlignment ="Left" ?Style ="{TemplateBinding?WatermarkStyle}" ?Content ="{TemplateBinding?Watermark}" ?Background ="Transparent" ?Opacity ="0.5" /> ? ????????????????????????????????< ContentControl ?x:Name ="ContentElement" ?BorderThickness ="0" ?HorizontalContentAlignment ="Stretch" ?Margin ="{StaticResource?PhoneTextBoxInnerMargin}" ?Padding ="{TemplateBinding?Padding}" ?VerticalContentAlignment ="Stretch" /> ? ????????????????????????????</ Grid > ? ????????????????????????</ Border > ? ????????????????????????< Border ?x:Name ="DisabledOrReadonlyBorder" ?BorderBrush ="{StaticResource?PhoneDisabledBrush}" ?BorderThickness ="{TemplateBinding?BorderThickness}" ?Background ="White" ?Margin ="{StaticResource?PhoneTouchTargetOverhang}" ?Visibility ="Collapsed" > ? ????????????????????????????< TextBox ?x:Name ="DisabledOrReadonlyContent" ?Background ="White" ?Foreground ="{StaticResource?PhoneDisabledBrush}" ? ?????????????????????????????????????FontWeight ="{TemplateBinding?FontWeight}" ?FontStyle ="{TemplateBinding?FontStyle}" ?FontSize ="{TemplateBinding?FontSize}" ? ?????????????????????????????????????FontFamily ="{TemplateBinding?FontFamily}" ?IsReadOnly ="True" ?SelectionForeground ="{TemplateBinding?SelectionForeground}" ? ? ?????????????????????????????????????SelectionBackground ="{TemplateBinding?SelectionBackground}" ?TextAlignment ="{TemplateBinding?TextAlignment}" ? ? ?????????????????????????????????????TextWrapping ="{TemplateBinding?TextWrapping}" ?Text ="{TemplateBinding?Text}" ?Template ="{StaticResource?PhoneDisabledTextBoxTemplate}" ?/> ? ????????????????????????</ Border > ? ????????????????????</ Grid > ? ????????????????</ ControlTemplate > ? ????????????</ Setter.Value > ? ????????</ Setter > ? ????</ Style > ? ? </ ResourceDictionary > ?WatermarkTextBox..cs
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using?System.Windows; ? using?System.Windows.Controls; ? ? namespace?Phone.Controls ? { ? ????public?class?WatermarkedTextBox?:?TextBox ? ????{ ? ????????ContentControl?WatermarkContent; ? ????????public?static?readonly?DependencyProperty?WatermarkProperty ?= ? ??????DependencyProperty .Register("Watermark",?typeof(object),?typeof(WatermarkedTextBox),?new?PropertyMetadata(OnWatermarkPropertyChanged)); ? ? ????????public?static?readonly?DependencyProperty?WatermarkStyleProperty ?= ? ??????DependencyProperty .Register("WatermarkStyle",?typeof(Style),?typeof(WatermarkedTextBox),?null); ? ? ????????public?Style?WatermarkStyle ? ????????{ ? ????????????get?{?return?base.GetValue(WatermarkStyleProperty)?as?Style;?} ? ????????????set?{?base.SetValue(WatermarkStyleProperty,?value);?} ? ????????} ? ? ????????public?object?Watermark ? ????????{ ? ????????????get?{?return?base.GetValue(WatermarkProperty)?as?object;?} ? ????????????set?{?base.SetValue(WatermarkProperty,?value);?} ? ????????} ? ? ????????public?WatermarkedTextBox() ? ????????{ ? ????????????DefaultStyleKey ?=?typeof (WatermarkedTextBox); ? ????????} ? ? ????????public?override?void?OnApplyTemplate() ? ????????{ ? ????????????base.OnApplyTemplate(); ? ????????????this this.WatermarkContent ?=?this.GetTemplateChild("watermarkContent")?as?ContentControl; ? ????????????if(WatermarkContent?!=?null) ? ????????????{ ? ??????????????DetermineWatermarkContentVisibility(); ? ????????????} ? ????????} ? ? ????????protected?override?void?OnGotFocus(RoutedEventArgs?e) ? ????????{ ? ????????????if?(WatermarkContent?!=?null?&&?string.IsNullOrEmpty(this.Text)) ? ????????????{ ? ????????????????this.WatermarkContent.Visibility ?=?Visibility.Collapsed; ? ????????????} ? ????????????base.OnGotFocus(e); ? ????????} ? ? ????????protected?override?void?OnLostFocus(RoutedEventArgs?e) ? ????????{ ? ????????????if?(WatermarkContent?!=?null?&&?string.IsNullOrEmpty(this.Text)) ? ????????????{ ? ????????????????this.WatermarkContent.Visibility ?=?Visibility.Visible; ? ????????????} ? ????????????base.OnLostFocus(e); ? ????????} ? ? ????????private?static?void?OnWatermarkPropertyChanged(DependencyObject?sender,?DependencyPropertyChangedEventArgs?args) ? ????????{ ? ????????????WatermarkedTextBox?watermarkTextBox ?=?sender ?as?WatermarkedTextBox; ? ????????????if(watermarkTextBox?!=?null?&&?watermarkTextBox.WatermarkContent?!=null) ? ????????????{ ? ??????????????watermarkTextBox.DetermineWatermarkContentVisibility(); ? ????????????} ? ????????} ? ? ????????private?void?DetermineWatermarkContentVisibility() ? ????????{ ? ????????????if?(string.IsNullOrEmpty(this.Text)) ? ????????????{ ? ????????????????this.WatermarkContent.Visibility ?=?Visibility.Visible; ? ????????????} ? ????????????else ? ????????????{ ? ????????????????this.WatermarkContent.Visibility ?=?Visibility.Collapsed; ? ????????????} ? ????????} ? ????} ? }? ?
轉載于:https://blog.51cto.com/linzheng/1078436
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