android.preference.Preference#OnPreferenceClickListener ( )源码实例Demo

/***
 * Android 4 and under can enable/disable notifications per app .. the setting is located in App details.
 * Android 5 adds the ability to display notifications on the lock screen (global) .. global lock screen setting is in "Sound Settings".
 * Android 7 extends the ability to display notifications on the lock screen (per app) .. app lock screen setting is in App details.
 * Android 8 adds the ability to enable/disable notifications per channel. .. TODO
 */
private static Preference.OnPreferenceClickListener onNotificationPrefsClicked(final Context context)
{
    final boolean notificationsOnLockScreen = notificationsOnLockScreen(context);
    return new Preference.OnPreferenceClickListener() {
        @Override
        public boolean onPreferenceClick(Preference preference)
        {
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N)
            {
                openNotificationSettings(context);

            } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                if (!notificationsOnLockScreen) {
                    openSoundSettings(context);
                } else {
                    openNotificationSettings(context);
                }

            } else {
                openNotificationSettings(context);
            }
            return false;
        }
    };
}
 

@Override
protected void onPostExecute(Void result) {
    CharSequence[] appNamesList = appNames
            .toArray(new CharSequence[appNames.size()]);
    CharSequence[] packageNamesList = packageNames
            .toArray(new CharSequence[packageNames.size()]);

    enabledApps.setEntries(appNamesList);
    enabledApps.setEntryValues(packageNamesList);
    enabledApps.setEnabled(true);
    disabledApps.setEntries(appNamesList);
    disabledApps.setEntryValues(packageNamesList);
    disabledApps.setEnabled(true);

    Preference.OnPreferenceClickListener listener = new Preference.OnPreferenceClickListener() {
        @Override
        public boolean onPreferenceClick(Preference preference) {
            ((MultiSelectListPreference) preference).getDialog().getWindow().setLayout(WindowManager.LayoutParams.FILL_PARENT, WindowManager.LayoutParams.FILL_PARENT);
            return false;
        }
    };

    enabledApps.setOnPreferenceClickListener(listener);
    disabledApps.setOnPreferenceClickListener(listener);
}
 

private static Preference.OnPreferenceClickListener onVolumesPrefsClicked(final Context context)
{
    return new Preference.OnPreferenceClickListener() {
        @Override
        public boolean onPreferenceClick(Preference preference)
        {
            openSoundSettings(context);
            return false;
        }
    };
}
 

private static Preference.OnPreferenceClickListener onBatteryOptimizationClicked(final Context context)
{
   return new Preference.OnPreferenceClickListener() {
       @Override
       public boolean onPreferenceClick(Preference preference) {
           if (Build.VERSION.SDK_INT >= 23) {
               context.startActivity(new Intent(Settings.ACTION_IGNORE_BATTERY_OPTIMIZATION_SETTINGS));
           }
           return false;
       }
   };
}
 

@SmallTest
public void testOnPreferenceClickExecutesInstallWatchFace(){
    Preference.OnPreferenceClickListener onPreferenceClickListener = _installPreference.getOnPreferenceClickListener();
    boolean b = onPreferenceClickListener.onPreferenceClick(new Preference(_targetContext));

    verify(_watchFaceMock, times(1)).execute(any(Context.class), any(IMessageMaker.class), any(String.class));
}
 

public static Preference Preference(Context context, PreferenceCategory category, String caption, String summary, boolean enabled, Preference.OnPreferenceClickListener onClick) {
	Preference retval = new Preference(context);
	retval.setTitle(caption);
	retval.setSummary(summary);
	retval.setEnabled(enabled);
	if (onClick != null) {
		retval.setOnPreferenceClickListener(onClick);
	}
	if (category != null) category.addPreference(retval);
	return retval;
}
 

public static Preference Preference(Context context, PreferenceCategory category, int caption, int summary, boolean enabled, Preference.OnPreferenceClickListener onClick) {
	Preference retval = new Preference(context);
	if (caption > 0) retval.setTitle(caption);
	if (summary > 0) retval.setSummary(summary);
	retval.setEnabled(enabled);
	if (onClick != null) {
		retval.setOnPreferenceClickListener(onClick);
	}
	if (category != null) category.addPreference(retval);
	return retval;
}
 

public S hasPreferenceClickListener(Preference.OnPreferenceClickListener listener) {
  isNotNull();
  Preference.OnPreferenceClickListener actualListener = actual.getOnPreferenceClickListener();
  assertThat(actualListener) //
      .overridingErrorMessage("Expected preference click listener <%s> but was <%s>.", listener,
          actualListener) //
      .isSameAs(listener);
  return myself;
}
 

@SmallTest
public void testInstallListener() {
    Preference.OnPreferenceClickListener onPreferenceClickListener = _installPreference.getOnPreferenceClickListener();
    assertNotNull(onPreferenceClickListener);
}