Auto set summary on preference during updateState (3ce7f371) · Commits · e / os / android_frameworks_base

packages/SettingsLib/src/com/android/settingslib/core/AbstractPreferenceController.java

+10 −1

Original line number	Diff line number	Diff line
		@@ -37,7 +37,16 @@ public abstract class AbstractPreferenceController {
		* Updates the current status of preference (summary, switch state, etc)
		*/
		public void updateState(Preference preference) {

		if (preference == null) {
		return;
		}
		final CharSequence summary = getSummary();
		if (summary == null) {
		// Default getSummary returns null. If subclass didn't override this, there is nothing
		// we need to do.
		return;
		}
		preference.setSummary(summary);
		}

		/**

+15 −1

Original line number	Diff line number	Diff line
		@@ -82,8 +82,17 @@ public class AbstractPreferenceControllerTest {
		assertThat(mPreference.isVisible()).isFalse();
		}

		private class TestPrefController extends AbstractPreferenceController {
		@Test
		public void updateState_hasSummary_shouldSetSummary() {
		mTestPrefController.updateState(mPreference);

		assertThat(mPreference.getSummary()).isEqualTo(TestPrefController.TEST_SUMMARY);
		}

		private static class TestPrefController extends AbstractPreferenceController {
		private static final String KEY_PREF = "test_pref";
		private static final CharSequence TEST_SUMMARY = "Test";

		public boolean isAvailable;

		public TestPrefController(Context context) {
		@@ -104,6 +113,11 @@ public class AbstractPreferenceControllerTest {
		public String getPreferenceKey() {
		return KEY_PREF;
		}

		@Override
		public CharSequence getSummary() {
		return TEST_SUMMARY;
		}
		}

		}