Andy De George
da363692ff
* Reset branch for WPF changes * Convert BMP to PNG; fix link-out-of-scope err * Add snippets for WPF... 6794 files!!!! * Add missing snippets * update file updated between migration * Fix paths to include * update breadcrumb and toc * fix index links * fix index links * fix index links * fix markdown
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title, ms.date, helpviewer_keywords, ms.assetid
| title | ms.date | helpviewer_keywords | ms.assetid | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Expander Styles and Templates | 03/30/2017 |
|
da2e5a1c-5230-4c21-98a5-59c7895facd7 |
Expander Styles and Templates
This topic describes the styles and templates for the xref:System.Windows.Controls.Expander control. You can modify the default xref:System.Windows.Controls.ControlTemplate to give the control a unique appearance. For more information, see Create a template for a control.
Expander Parts
The xref:System.Windows.Controls.Expander control does not have any named parts.
Expander States
The following table lists the visual states for the xref:System.Windows.Controls.Expander control.
| VisualState Name | VisualStateGroup Name | Description |
|---|---|---|
| Normal | CommonStates | The default state. |
| MouseOver | CommonStates | The mouse pointer is positioned over the control. |
| Disabled | CommonStates | The control is disabled. |
| Focused | FocusStates | The control has focus. |
| Unfocused | FocusStates | The control does not have focus. |
| Expanded | ExpansionStates | The control is expanded. |
| Collapsed | ExpansionStates | The control is not expanded. |
| ExpandDown | ExpandDirectionStates | The control expands down. |
| ExpandUp | ExpandDirectionStates | The control expands up. |
| ExpandLeft | ExpandDirectionStates | The control expands left. |
| ExpandRight | ExpandDirectionStates | The control expands right. |
| Valid | ValidationStates | The control uses the xref:System.Windows.Controls.Validation class and the xref:System.Windows.Controls.Validation.HasError%2A?displayProperty=nameWithType attached property is false. |
| InvalidFocused | ValidationStates | The xref:System.Windows.Controls.Validation.HasError%2A?displayProperty=nameWithType attached property is true has the control has focus. |
| InvalidUnfocused | ValidationStates | The xref:System.Windows.Controls.Validation.HasError%2A?displayProperty=nameWithType attached property is true has the control does not have focus. |
Expander ControlTemplate Example
The following example shows how to define a xref:System.Windows.Controls.ControlTemplate for the xref:System.Windows.Controls.Expander control.
[!code-xamlControlTemplateExamples#Expander]
The preceding example uses one or more of the following resources.
[!code-xamlControlTemplateExamples#Resources]
For the complete sample, see Styling with ControlTemplates Sample.