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addPreferencesFromResource Deprecated Android Code Warning


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Put extends PreferenceFragment API level 11 instead PreferenceActivity

public class SettingsActivity extends PreferenceFragment {
  @Override
  public void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      addPreferencesFromResource(R.xml.preferences);
  }
}

// or insert suppresswarning
public class SettingsActivity extends PreferenceActivity {
  @SuppressWarnings("deprecation")
	@Override
  public void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      addPreferencesFromResource(R.xml.preferences);
  }
}


397LW NO topic_id




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String Array of Array Java Example | string-array-of-array-java-example


Set, get string , array of array of strings, Java example code

	public final static String[][]_arArOfString_1 = {
		new String[] {"bla","bla","hello world!"},
		new String[] {},
		new String[] {},
		new String[] {},
		new String[] {},
		new String[] {}
	};
String sOut = _arArOfString_1[0][2]; // hello world!
255

Not request focus EditText if startup Android | not-request-focus-edittext-if-startup-android


Not request focus EditText if startup Android - hide keyboard if startup.

Remove: from EditText

Create a LinearLayout and set the:
attributes android:focusable="true" android:focusableInTouchMode="true"


   <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:focusable="true" 
        android:focusableInTouchMode="true"
        android:orientation="vertical" >
</LinearLayout>
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How to Add Home Screen Widgets on Your Android Phone | how-to-add-home-screen-widgets-on-your-android-phone


Long press by finger on screen
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Video tutorial - to add home screen widgets - Android 2.1

342

Android Studio add library dependencies to module project | android-studio-add-library-dependencies-to-module-project



  1. File->Project Structure Ctrl + Alt + Shift + S


  2. Select module and Dependencies Tab


  3. Click on + PLUS button (right upper corner)


  4. Select library


  5. Click OK, OK





android-studio-add-library-into-project.png
212

Accessibility Missing contentDescription attribute on image | accessibility-missing-contentdescription-attribute-on-image


Android Emulator warning:[Accessibility] Missing contentDescription attribute on image

Workaround example code:
android:contentDescription="@string/desc"

            <ImageView
                android:id="@+id/imageViewOil"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
            android:contentDescription="@string/desc"
                android:layout_alignParentLeft="true"
                android:layout_centerVertical="true"
                android:layout_marginLeft="84dp"
                android:src="@drawable/tank_silver" />


Editace: 2014-02-15 20:15:37
Počet článků v kategorii: 397
Url:addpreferencesfromresource-deprecated-android-code-warning

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