Merge "[Wi-Fi] Fix TalkBack focus lost in SavedAccessPointsWifiSettings2" into... (800cc2c2) · Commits · e / os / android_packages_apps_Settings

src/com/android/settings/wifi/savedaccesspoints2/SavedAccessPointsPreferenceController2.java

+27 −5

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		package com.android.settings.wifi.savedaccesspoints2;

		import android.content.Context;
		import android.text.TextUtils;

		import androidx.annotation.VisibleForTesting;
		import androidx.preference.Preference;
		@@ -83,9 +84,29 @@ public class SavedAccessPointsPreferenceController2 extends BasePreferenceContro
		return false;
		}

		/**
		* mPreferenceGroup is not in a RecyclerView. To keep TalkBack focus, this method should not
		* mPreferenceGroup.removeAll() then mPreferenceGroup.addPreference for mWifiEntries.
		*/
		private void updatePreference() {
		mPreferenceGroup.removeAll();
		// Remove the Preference of removed WifiEntry.
		final List<String> removedPreferenceKeys = new ArrayList<>();
		final int preferenceCount = mPreferenceGroup.getPreferenceCount();
		for (int i = 0; i < preferenceCount; i++) {
		final String key = mPreferenceGroup.getPreference(i).getKey();
		if (mWifiEntries.stream().filter(wifiEntry ->
		TextUtils.equals(key, wifiEntry.getKey())).count() == 0) {
		removedPreferenceKeys.add(key);
		}
		}
		for (String removedPreferenceKey : removedPreferenceKeys) {
		mPreferenceGroup.removePreference(
		mPreferenceGroup.findPreference(removedPreferenceKey));
		}

		// Add the Preference of new added WifiEntry.
		for (WifiEntry wifiEntry : mWifiEntries) {
		if (mPreferenceGroup.findPreference(wifiEntry.getKey()) == null) {
		final WifiEntryPreference preference = new WifiEntryPreference(mContext, wifiEntry);
		preference.setKey(wifiEntry.getKey());
		preference.setOnPreferenceClickListener(this);
		@@ -94,3 +115,4 @@ public class SavedAccessPointsPreferenceController2 extends BasePreferenceContro
		}
		}
		}
		}

tests/robotests/src/com/android/settings/wifi/savedaccesspoints2/SavedAccessPointsPreferenceController2Test.java

+16 −0

Original line number	Diff line number	Diff line
		@@ -103,4 +103,20 @@ public class SavedAccessPointsPreferenceController2Test {
		assertThat(prefs.size()).isEqualTo(1);
		assertThat(prefs.get(0).getTitle()).isEqualTo(title);
		}

		@Test
		public void displayPreference_noAccessPoint_shouldRemoveIt() {
		final String title = "ssid_title";
		final String key = "key";
		final WifiEntry mockWifiEntry = mock(WifiEntry.class);
		when(mockWifiEntry.getTitle()).thenReturn(title);
		when(mockWifiEntry.getKey()).thenReturn(key);
		final WifiEntryPreference preference = new WifiEntryPreference(mContext, mockWifiEntry);
		preference.setKey(key);
		mPreferenceCategory.addPreference(preference);

		mController.displayPreference(mPreferenceScreen, new ArrayList<>());

		assertThat(mPreferenceCategory.getPreferenceCount()).isEqualTo(0);
		}
		}