android-context

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When is casting Context to Activity allowed?

In a showAlret(String message, Context ctx) method of an alert Dialog class, I am trying to get a reference to TextView in the dialog\'s layout XML:[详细]

2023-03-06 23:42 分类：问答
Refer to non static method from static method

I am trying to call the following function from a s开发者_开发百科tatic method. File directory = getDir(folderName, Context.MODE_PRIVATE);[详细]

2023-03-06 15:43 分类：问答
Is passing context through a static class efficient way or not?

In android, I need reference \"context\" or to say pass \"context\" to several classes. For this purpose I have implemented a static class which holds the \"context\" and all other class access contex[详细]

2023-03-05 05:25 分类：问答
Need to shut off a service when a call is coming in and when user dials a number

So, I have a service that runs in the background (it\'s super secret so I cant tell you what it is:) ) but I need to be able to shut it off when the user initiates a call or a call is coming in. So fa[详细]

2023-03-03 11:09 分类：问答
SQLite Database "context" passed to adapter

I have followed this tutorial to use SQLite db in my android app. Since I am a beginner I\'m having problems understanding "context" parameter used in the example.[详细]

2023-03-02 12:22 分类：问答
Which Context to use?

I\'m writing an android app, and I have a little p开发者_C百科roblem regarding Context. I\'ve read the Avoiding Memory Leaks article on Android developers. They suggest using application context inst[详细]

2023-03-01 16:18 分类：问答
Android - Calling a system service in fixed intervals from another service

As the question implies, I am wondering how I could write a thread that would call a system service and then wait a certain amount of time before calling said system service\'s function that calls bac[详细]

2023-02-26 04:03 分类：问答
Access Activity in a static way

I have an activity which has a static method for updating a textfield. This way I can update this view from another activity.[详细]

2023-02-24 22:04 分类：问答
Android unit test/test.runner - access to Application object

I\'m using the android.test.runner library and the AndroidTestCase etc. to create some unit tests. I\'m finding it useful, but one test requires access to the application object. Usually I just get th[详细]

2023-02-20 15:55 分类：问答
Passing context to Handler

Is it possible to pass arguments to an Android Handler?? I have two pieces of code. new Thread(){ public void run(){[详细]

2023-02-20 13:21 分类：问答