AI代码解释 SynchronizationContext.SetSynchronizationContext(newDispatcherSynchronizationContext(Dispatcher.CurrentDispatcher));
在WPF 中,你可以使用Command="{Binding WalterlvCommand}"的方式来让 XAML 中的一个按钮或其他控件绑定一个命令。这样,按钮的可用性会自动根据WalterlvCommand当前CanExecute的状态来改变。这本是一个非常智能的特性,直到你可能发现你按钮的可用性状态不正确…… 本文介绍默认情况下,WPF 在UI上的这些命令会在什么时机...
It is better to break apart larger pieces of work for the user interface into small discrete blocks for the Dispatcher to execute. Any work that doesn't need to be done on the UI thread should instead be moved off onto other threads for processing in the background...
It is better to break apart larger pieces of work for the user interface into small discrete blocks for the Dispatcher to execute. Any work that doesn't need to be done on the UI thread should instead be moved off onto other threads for processing in the background....
Overview and the dispatcher Single-threaded app with a long-running calculation Multiple windows, multiple threads Handle a blocking operation with Task.Run Show 2 more Windows Presentation Foundation (WPF) is designed to save developers from the difficulties of threading. As a result, most WP...
Overview and the dispatcher Single-threaded app with a long-running calculation Multiple windows, multiple threads Handle a blocking operation with Task.Run Show 2 more Windows Presentation Foundation (WPF) is designed to save developers from the difficulties of threading. As a result, most WPF deve...
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WPF Threads: Build More Responsive Apps With The Dispatcher Parallel LINQ: Running Queries On Multi-Core Processors Parallel Performance: Optimize Managed Code For Multi-Core Machines Mobile Apps: Adjust Your Ring Volume For Ambient Noise Editor's Note: The Complexity of Complexity Toolbox: Manage ...
1d 0285c43c 7a54e5ab coreclr!Thread::DoSyncContextWait(class Object ** pSyncCtxObj = 0x0285c4c0, int countHandles = 0n1, void ** handles = 0x0285c57c, int waitAll = 0n0, unsigned long millis = 1)+0xad [d:\workspace\_work\1\s\src\vm\threads.cpp @ 3926] ...
Some WPF applications require multiple top-level windows. It's perfectly acceptable for one Thread/Dispatcher combination to manage multiple windows, but sometimes several threads do a better job. This is especially true if there's any chance that one of the windows will monopolize the thread. Wi...