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通信连接组件 · App Inventor 2 中文网
...ctivity（活动）的组件。
可启动的Activity包括：
为 Android 应用启动另一个 App Inventor。 首先通过下载源代码并使用文件资源管理器或解压缩utility，找到一个名为“youngandroidproject/project.properties”的文件，找出另一个程序的...
How to get Spinner value?
In Android, I am trying to get the selected Spinner value with a listener.
7 Answers
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How to get package name from anywhere?
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@Turbo, if Android kills the process, onCreate will have to be called again anyway, so this solution still shouldn't be a problem.
– John Leehey
Jul 13 '12 at 21:22
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How to use ADB to send touch events to device using sendevent command?
I am trying to send touch events to a device using AndroidDebugBridge, so that I can do some basic automation for UI tests. I have followed the discussion in LINK . I am able to use sendevent to simulate touch on emulators, but unable to do the same on a device.
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What exactly does the post method do?
... this includes the drawing events.
It is also the thread you interact with Android widgets with
For instance, if you touch the a button on screen, the UI thread
dispatches the touch event to the widget which in turn sets its
pressed state and posts an invalidate request to the event queue. ...
Finish all previous activities
...de:
finishAffinity();
Or if you want it to work in previous versions of Android:
ActivityCompat.finishAffinity(this);
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Fragment onCreateView and onActivityCreated called twice
I'm developing an app using Android 4.0 ICS and fragments.
5 Answers
5
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converting drawable resource image into bitmap
...on(largeIcon);
This is a great method of converting resource images into Android Bitmaps.
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What is Activity.finish() method doing exactly?
I'm developing android applications for a while, and followed a lot of posts about activity life cycle, and application's life cycle.
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How can I put a ListView into a ScrollView without it collapsing?
... characteristics and use cases (or anti-patterns) like this. Overall, the Android documentation is far more distributed and less focused. I understand there are some reasons behind that, but that's a long discussion, so if you feel compelled to chat about it let me know.
– Do...