dependency-properties

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How to Implement dependency property on Textbox that allows numeric or alphanumeric values

I am using a textbox开发者_JAVA技巧 in a WPFApplication and I want to implement a dependency property that will decide whether textbox allow input as numeric or alphanumeric.there are at least three w[详细]

2023-03-26 19:48 分类：问答
How to set metadata options without setting a default value?

When registering a dependency property how do I set metadata o开发者_JAVA技巧ptions without setting a default value?You could do this with Object Initializer[详细]

2023-03-26 03:21 分类：问答
Bindings don't show up on my bound control

I have a derived class (i hope i have created correctly) <ToggleButton x:Class=\"Project.QuestionControls.spriteToggleButton\"[详细]

2023-03-25 02:43 分类：问答
Dependency Properties that use the property afterwards?

I\'m trying to set up a dependency property which is of an object called a Sprite, a sprite contains a string of a spriteSheet, so i want to be able to pass a Sprite and then that data is used to disp[详细]

2023-03-24 06:48 分类：问答
In WPF do DependencyProperty's cause lots of boxing/unboxing when used with value types?

In WPF do DependencyProperty\'s cause lots of boxing/unboxing when used with value types? Or does the implementation some how to prevent this and not box/unbox value types? Is so how do they do this?[详细]

2023-03-24 04:48 分类：问答
How can I most easily determine whether a property is a dependency property?

I recently had an issue with databinding to the Visib开发者_开发百科ility property of a DataGridTextColumn. The confusion arose because this property is a dependecy property in WPF but not in Silverli[详细]

2023-03-24 01:11 分类：问答
Limit attached dependency property in wpf

I want to attach a dependency property to specific controls only. If that is just one type, I can do this:[详细]

2023-03-23 16:05 分类：问答
Difference between Attached and non-Attached Dependency Properties in Silverlight

Okay 开发者_开发百科Stackers, I\'ve spent a good couple of hours on this question, and I want to know if anybody has a definitive answer.[详细]

2023-03-23 11:36 分类：问答
DependencyProperty doesn't fire ValueChanged when new value is the same

Ok so here\'s the problem: I wrote a UserControl which receives a new value say like every 100ms and does something with it. It has to handle each new value setter, even if the value didn\'t change. T[详细]

2023-03-23 11:23 分类：问答
how to propertly use CoerceValueCallback in a custom WPF usercontrol

I have created a user control, the other members of my team simply place it on their view and they can then dynamically create an ObservrableCollection of buttons and bind to it (a ribbon bar but high[详细]

2023-03-23 01:27 分类：问答