Titlebar title bar change text setTile Android example
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Change the title associated with this activity. If this is a top-level activity, the title for its window will change. If it is an embedded activity, the parent can do whatever it wants with it.
String sTitle = "My new title";
setTitle(sTitle);
397LW NO topic_id
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Další témata ....(Topics)
public boolean isConnected() {
try {
ConnectivityManager cm = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
return cm.getActiveNetworkInfo().isConnectedOrConnecting();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
Log.e("isConnected", e.getMessage());
Toast.makeText(getApplicationContext(), e.getMessage(),
Toast.LENGTH_LONG).show();
return false;
}
How include layout defined in other xml file into another xml file example:
res/layout/my_layout.xml into
main.xml
res/layout/my_layout.xml into
main.xml
<include layout="@layout/my_layout" android:id="@+id/idMyLayout" />
float, double is NaN isNaN() isInfinite() Java Android example.
float f = 0.f;
boolean bIsNaN = Float.isNaN(f);
boolean bIsInfinite = Float.isInfinite(f);
double d = Math.sqrt(-10);
boolean b = Double.isNaN(d);
Unable to resolve target android-7
Try this solution:
Select project from tree (project explorer)
- right click on project
- properties
- select Android from tree
- change Project Build Target to higher (or change project build target)
- selct from menu: Project-Clean ( select your project - OK)
Try this solution:
Select project from tree (project explorer)
- right click on project
- properties
- select Android from tree
- change Project Build Target to higher (or change project build target)
- selct from menu: Project-Clean ( select your project - OK)
Error: No Launcher activity found!
The launch will only sync the application package on the device!
Android emulator not showing the app
Workaround:
Check AndroidManifest.xml for MAIN and LAUNCHER. MyActivity.java is first Activity what will opened if .apk is installed.
The launch will only sync the application package on the device!
Android emulator not showing the app
Workaround:
Check AndroidManifest.xml for MAIN and LAUNCHER. MyActivity.java is first Activity what will opened if .apk is installed.
<application android:label="@string/app_name" android:icon="@drawable/icon">
<activity android:name="MyActivity"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
Editace: 2011-09-17 12:34:02
Počet článků v kategorii: 397
Url:titlebar-title-bar-change-text-android-example
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