commandbinding

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When will the CanExcute event be raised by the CommandSource

When will the CanExecute event be ideally raised by the control 开发者_如何转开发that realizes the ICommandSource interface? I tried to add a breakpoint to the handler to check when it is getting rais[详细]

2023-01-07 06:35 分类：问答
WPF CommandBinding NOT on the top level item/Window/this

All I wanted was different bindings on different tabs, so switching tabs would toggle command availability. I thought CommandBindings worked that way.[详细]

2023-01-04 00:58 分类：问答
Using WPF Commands with Canvas doesn't work

I am having a custom canvas derived from Canvas. It contains few ApplicationCommands like New/Open/Save etc. added like this -[详细]

2023-01-01 01:12 分类：问答
Custom Command in WPF to allow dependency property value change in "realtime"

I have a scenario where in my custom control I have a custom Dependency Property called MinValue of type int.[详细]

2022-12-31 05:48 分类：问答
In WPF, how do I get a command in a Control Template to bind to a property in a parent?

I am relatively new to WPF and sometimes it makes my head explode. However, I do like the power behind it, especially when used with the MVVM model.[详细]

2022-12-30 20:48 分类：问答
Keybinding in WPF

I\'m new to WPF and in an application i\'m building I\'d like to show the main menu when the alt key is pressed just like windows explorer in vista and windows 7. I\'ve tried using a keybinding with j[详细]

2022-12-20 11:15 分类：问答
MVVM Multiple Command Handlers

My Application layer uses DialogPresenters to show some ViewModels in various dialogs (modal, splash screen, etc..).[详细]

2022-12-20 07:10 分类：问答
WPF CustomControl Commands and databinding

Well i have a custom control called Dialog to slim it down to the problem Here is my vb.net code: Public Class Dialog[详细]

2022-12-20 00:26 分类：问答
MVVM Command Binding

I\'m trying to learn the MVVM pattern.The main problem I\'m having is learning where I should be declaring, creating and binding command objects.[详细]

2022-12-13 18:54 分类：问答
WPF: How to make button (splitbutton) enabled when it's bound command cannot execute?

I am building a custom splitbutton that consists of two overlappi开发者_运维知识库ng buttons, and popup - like this (image shows some generic splitbutton):[详细]

2022-12-13 06:40 分类：问答