basedon | 易学教程

WPF Style BasedOn parent Style in current context

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问题 Say, I have a default style for a TextBox 'TextBoxStyleBase'. I then define a DataGrid style which has an own TextBox style BasedOn that Base-style, defining another Border Color. In some place inside a DataGrid I want to define another TextBox style but inherit from the one defined in DataGrid style. Is there a way to make a style inherit from the style that is currently defined for a specific control in the current 'context'? EDIT: To make it more clear, here's what I have: <!-- explicit

How to extend instead of overriding WPF Styles

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问题 I want to use custom theme in my application and as far as I know I can accomplish this by using resource dictionary and referencing it in App.xaml. Styles would override the defaults like this: <Style TargetType="{x:Type Label"> <Setter Property="Foreground" Value="Green" /> </Style> Now as I guess the default Label style is overriden with same values but all my label fonts are green. The problem starts when I want to style one label somewhere again. When I want to change some other property

How to extend instead of overriding WPF Styles

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Why doesn't my TextBlock/TextBox apply values from a Base Style?

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问题 It's not uncommon for me to write something like below for styling a data entry form, but my problem is that TextBox and TextBlock don't seem to implement the Setters that are in the BaseElementStyle . Usually I need to define them separately. Why is this? And is there a way around it? I am guessing it has to do with the fact they are usually used in other control templates (for example TextBlock is used in most controls and TextBox is used in DatePickers and ComboBoxes) <Style x:Key=

WPF Style BasedOn does not work

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问题 I have made a style RadioButtonToggleButtonStyle as below. <ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" d1p1:Ignorable="d" xmlns:d1p1="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:local="clr-namespace:TeachpendantControl"> <Style x:Key="RadioButtonToggleButtonStyle" BasedOn="{StaticResource {x:Type ToggleButton}}"

WPF Change value of Element's Property from BasedOn

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问题 I have the following style: <Style TargetType="{x:Type local:MetroTabControl}"> <Style.Triggers> <Trigger Property="SingleRow" Value="True"> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetType="{x:Type local:MetroTabControl}"> <Grid> <Grid KeyboardNavigation.TabNavigation="Local" SnapsToDevicePixels="True"> <Grid.RowDefinitions> <RowDefinition Height="Auto"/> <RowDefinition Height="Auto"/> <RowDefinition Height="*"/> </Grid.RowDefinitions> <Grid> <ScrollViewer x:Name=

BasedOn=“{StaticResource {x:Type TextBox}}” in Code Behind for Style

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问题 How can you set the following in code behind? <Style TargetType="{x:Type TextBox}" BasedOn="{StaticResource {x:Type TextBox}}"> I'm using a Theme merged in App.xaml. It works great for all Controls but when I define a Style for something, e.g. TextBox , the Theme Style doesn't get picked up unless I use BasedOn like above, instead it gets the default TextBox Style. Now I'm creating a DataGridTextColumn in code behind and I can't get the BasedOn part to work for the EditingElementStyle Style

How to extend instead of overriding WPF Styles

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I want to use custom theme in my application and as far as I know I can accomplish this by using resource dictionary and referencing it in App.xaml. Styles would override the defaults like this: <Style TargetType="{x:Type Label"> <Setter Property="Foreground" Value="Green" /> </Style> Now as I guess the default Label style is overriden with same values but all my label fonts are green. The problem starts when I want to style one label somewhere again. When I want to change some other property in my Grid like this <Grid.Resources> <Style TargetType="{x:Type Label"> <Setter Property="FontSize"

Why doesn't my TextBlock/TextBox apply values from a Base Style?

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It's not uncommon for me to write something like below for styling a data entry form, but my problem is that TextBox and TextBlock don't seem to implement the Setters that are in the BaseElementStyle . Usually I need to define them separately. Why is this? And is there a way around it? I am guessing it has to do with the fact they are usually used in other control templates (for example TextBlock is used in most controls and TextBox is used in DatePickers and ComboBoxes) <Style x:Key="BaseElementStyle" TargetType="{x:Type FrameworkElement}"> <Setter Property="Margin" Value="5" /> <Setter