大约有 2,441 项符合查询结果（耗时：0.0222秒） [XML]
Difference between Service, Async Task & Thread?
...u already know it from other part. You need to know that you cannot update UI from a Thread. You need to use a Handler for this, but read further.
An AsyncTask is an intelligent Thread that is advised to be used. Intelligent as it can help with it's methods, and there are three methods that run on U...
Handler vs AsyncTask
... Say I have some code I want to run every n seconds which will update the UI. Why would I choose one over the other?
8 ...
How to detect current state within directive
I'm using AngularUI's routing and I'd like to do a ng-class="{active: current.state}" but I'm unsure how to exactly detect the current state in a directive like this.
...
How to detect UI thread on Android?
...e a robust way to detect if Thread.currentThread() is the Android system UI thread in an application?
I would like to put some asserts in my model code that asserts that only one thread ( eg the ui thread) accesses my state, to assure that no kind of synchronization is necessary.
...
Task continuation on UI thread
...inuation with TaskScheduler.FromCurrentSynchronizationContext():
Task UITask= task.ContinueWith(() =>
{
this.TextBlock1.Text = "Complete";
}, TaskScheduler.FromCurrentSynchronizationContext());
This is suitable only if the current execution context is on the UI thread.
...
Set Page title using UI-Router
I am migrating my AngularJS based app to use ui-router instead of the built in routing. I have it configured as shown below
...
Hand Coded GUI Versus Qt Designer GUI [closed]
... what do people writing real world applications in Qt use to design their GUIs? In fact, how do people design GUIs in general?
...
How to pass an object into a state using UI-router?
...e to be able to transition to a state and a pass an arbitrary object using ui-router.
6 Answers
...
java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare();
...is code in the thread where you want to send a Toast message:
parent.runOnUiThread(new Runnable() {
public void run() {
Toast.makeText(parent.getBaseContext(), "Hello", Toast.LENGTH_LONG).show();
}
});
Keep a link to the parent Activity in the background thread that created this t...
The application may be doing too much work on its main thread
...
taken from : Android UI : Fixing skipped frames
Anyone who begins developing android application sees this message on
logcat “Choreographer(abc): Skipped xx frames! The application may be
doing too much work on its main thread.” So wh...