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Hides the settings entry in Magnification Settings if window magnification feature is not supported

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If the device doesn't support window magnification featue, we
should hide the settings entry in mangification settings

Bug: 213414385
Test: atest ToggleScreenMagnificationPreferenceFragmentTest
Change-Id: I73f087da54cd2930c049dabb6b843c3b373e3c20
This commit is contained in:
mincheli
2022-03-21 00:32:48 +08:00
parent e7b38f27a3
commit 57b35f9f35
2 changed files with 30 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
src/com/android/settings/accessibility/ToggleScreenMagnificationPreferenceFragment.java
View File

@@ -27,6 +27,7 @@ import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.pm.PackageManager;
import android.icu.text.CaseMap;
import android.net.Uri;
import android.os.Bundle;
@@ -162,9 +163,14 @@ public class ToggleScreenMagnificationPreferenceFragment extends
@Override
protected void initSettingsPreference() {
// If the device doesn't support magnification area, it should hide the settings preference.
if (!getContext().getResources().getBoolean(
com.android.internal.R.bool.config_magnification_area)) {
// If the device doesn't support window magnification feature, it should hide the
// settings preference.
final boolean supportWindowMagnification =
getContext().getResources().getBoolean(
com.android.internal.R.bool.config_magnification_area)
&& getContext().getPackageManager().hasSystemFeature(
PackageManager.FEATURE_WINDOW_MAGNIFICATION);
if (!supportWindowMagnification) {
return;
}
mSettingsPreference = new Preference(getPrefContext());

22
tests/robotests/src/com/android/settings/accessibility/ToggleScreenMagnificationPreferenceFragmentTest.java
View File

@@ -36,6 +36,7 @@ import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.os.Bundle;
import android.provider.Settings;
@@ -101,6 +102,8 @@ public class ToggleScreenMagnificationPreferenceFragmentTest {
private FragmentActivity mActivity;
@Mock
private ContentResolver mContentResolver;
@Mock
private PackageManager mPackageManager;
@Before
public void setUpTestFragment() {
@@ -110,6 +113,7 @@ public class ToggleScreenMagnificationPreferenceFragmentTest {
mFragment = spy(new TestToggleScreenMagnificationPreferenceFragment(mContext));
mResources = spy(mContext.getResources());
when(mContext.getResources()).thenReturn(mResources);
when(mContext.getPackageManager()).thenReturn(mPackageManager);
when(mFragment.getContext().getResources()).thenReturn(mResources);
when(mFragment.getActivity()).thenReturn(mActivity);
when(mActivity.getContentResolver()).thenReturn(mContentResolver);
@@ -334,10 +338,26 @@ public class ToggleScreenMagnificationPreferenceFragmentTest {
@Ignore("Ignore it since a NPE is happened in ShadowWindowManagerGlobal. (Ref. b/214161063)")
@Test
public void onCreateView_notSupportsMagnificationArea_settingsPreferenceIsNull() {
public void onCreateView_magnificationAreaNotSupported_settingsPreferenceIsNull() {
when(mResources.getBoolean(
com.android.internal.R.bool.config_magnification_area))
.thenReturn(false);
when(mPackageManager.hasSystemFeature(PackageManager.FEATURE_WINDOW_MAGNIFICATION))
.thenReturn(true);
mFragment.onCreateView(LayoutInflater.from(mContext), mock(ViewGroup.class), Bundle.EMPTY);
assertThat(mFragment.mSettingsPreference).isNull();
}
@Ignore("Ignore it since a NPE is happened in ShadowWindowManagerGlobal. (Ref. b/214161063)")
@Test
public void onCreateView_windowMagnificationNotSupported_settingsPreferenceIsNull() {
when(mResources.getBoolean(
com.android.internal.R.bool.config_magnification_area))
.thenReturn(true);
when(mPackageManager.hasSystemFeature(PackageManager.FEATURE_WINDOW_MAGNIFICATION))
.thenReturn(false);
mFragment.onCreateView(LayoutInflater.from(mContext), mock(ViewGroup.class), Bundle.EMPTY);