Let MasterSwitchPreference be restrictable

Let MasterSwitchPreference be restrictable by extending RestrictedPreference.
This is a prerequisite CL for "Hotspot & Tethering" in "Network & Internet" settings screen to be a MasterSwtichPreference.
Also changed MasterSwitchPreferenceTest perse.

Bug: 145922022
Test: SettingsRoboTests except StorageItemPreferenceControllerTest which
fails before this CL.
Change-Id: I54fa59d7adfce5f564c178c0db334974dbabf059
This commit is contained in:
Zhen Zhang
2019-12-09 18:13:51 -08:00
parent dc2058e931
commit 43b882c4e2
3 changed files with 79 additions and 84 deletions

View File

@@ -0,0 +1,22 @@
<?xml version="1.0" encoding="utf-8"?>
<!--
~ Copyright (C) 2019 The Android Open Source Project
~
~ Licensed under the Apache License, Version 2.0 (the "License");
~ you may not use this file except in compliance with the License.
~ You may obtain a copy of the License at
~
~ http://www.apache.org/licenses/LICENSE-2.0
~
~ Unless required by applicable law or agreed to in writing, software
~ distributed under the License is distributed on an "AS IS" BASIS,
~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
~ See the License for the specific language governing permissions and
~ limitations under the License.
-->
<merge xmlns:android="http://schemas.android.com/apk/res/android">
<include layout="@layout/restricted_icon"/>
<include layout="@layout/preference_widget_master_switch"/>
</merge>

View File

@@ -26,13 +26,13 @@ import androidx.preference.PreferenceViewHolder;
import com.android.settings.R;
import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
import com.android.settingslib.TwoTargetPreference;
import com.android.settingslib.RestrictedPreference;
/**
* A custom preference that provides inline switch toggle. It has a mandatory field for title, and
* optional fields for icon and sub-text.
* optional fields for icon and sub-text. And it can be restricted by admin state.
*/
public class MasterSwitchPreference extends TwoTargetPreference {
public class MasterSwitchPreference extends RestrictedPreference {
private Switch mSwitch;
private boolean mChecked;
@@ -58,7 +58,7 @@ public class MasterSwitchPreference extends TwoTargetPreference {
@Override
protected int getSecondTargetResId() {
return R.layout.preference_widget_master_switch;
return R.layout.restricted_preference_widget_master_switch;
}
@Override
@@ -66,6 +66,7 @@ public class MasterSwitchPreference extends TwoTargetPreference {
super.onBindViewHolder(holder);
final View switchWidget = holder.findViewById(R.id.switchWidget);
if (switchWidget != null) {
switchWidget.setVisibility(isDisabledByAdmin() ? View.GONE : View.VISIBLE);
switchWidget.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
@@ -118,10 +119,16 @@ public class MasterSwitchPreference extends TwoTargetPreference {
* Otherwise, keep it enabled.
*/
public void setDisabledByAdmin(EnforcedAdmin admin) {
super.setDisabledByAdmin(admin);
setSwitchEnabled(admin == null);
}
public Switch getSwitch() {
return mSwitch;
}
@Override
protected boolean shouldHideSecondTarget() {
return getSecondTargetResId() == 0;
}
}

View File

@@ -42,77 +42,66 @@ import org.robolectric.RuntimeEnvironment;
public class MasterSwitchPreferenceTest {
private Context mContext;
private MasterSwitchPreference mPreference;
private PreferenceViewHolder mHolder;
private LinearLayout mWidgetView;
@Before
public void setUp() {
mContext = RuntimeEnvironment.application;
mPreference = new MasterSwitchPreference(mContext);
LayoutInflater inflater = LayoutInflater.from(mContext);
mHolder = PreferenceViewHolder.createInstanceForTests(inflater.inflate(
com.android.settingslib.R.layout.preference_two_target, null));
mWidgetView = mHolder.itemView.findViewById(android.R.id.widget_frame);
inflater.inflate(R.layout.restricted_preference_widget_master_switch, mWidgetView, true);
}
@Test
public void createNewPreference_shouldSetLayout() {
final MasterSwitchPreference preference = new MasterSwitchPreference(mContext);
assertThat(preference.getWidgetLayoutResource())
.isEqualTo(R.layout.preference_widget_master_switch);
assertThat(mPreference.getWidgetLayoutResource())
.isEqualTo(R.layout.restricted_preference_widget_master_switch);
}
@Test
public void setChecked_shouldUpdateButtonCheckedState() {
final MasterSwitchPreference preference = new MasterSwitchPreference(mContext);
final PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(
LayoutInflater.from(mContext).inflate(
R.layout.preference_widget_master_switch, null));
final Switch toggle = (Switch) holder.findViewById(R.id.switchWidget);
preference.onBindViewHolder(holder);
final Switch toggle = (Switch) mHolder.findViewById(R.id.switchWidget);
mPreference.onBindViewHolder(mHolder);
preference.setChecked(true);
mPreference.setChecked(true);
assertThat(toggle.isChecked()).isTrue();
preference.setChecked(false);
mPreference.setChecked(false);
assertThat(toggle.isChecked()).isFalse();
}
@Test
public void setSwitchEnabled_shouldUpdateButtonEnabledState() {
final MasterSwitchPreference preference = new MasterSwitchPreference(mContext);
final PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(
LayoutInflater.from(mContext).inflate(
R.layout.preference_widget_master_switch, null));
final Switch toggle = (Switch) holder.findViewById(R.id.switchWidget);
preference.onBindViewHolder(holder);
final Switch toggle = (Switch) mHolder.findViewById(R.id.switchWidget);
mPreference.onBindViewHolder(mHolder);
preference.setSwitchEnabled(true);
mPreference.setSwitchEnabled(true);
assertThat(toggle.isEnabled()).isTrue();
preference.setSwitchEnabled(false);
mPreference.setSwitchEnabled(false);
assertThat(toggle.isEnabled()).isFalse();
}
@Test
public void setSwitchEnabled_shouldUpdateButtonEnabledState_beforeViewBound() {
final MasterSwitchPreference preference = new MasterSwitchPreference(mContext);
final PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(
LayoutInflater.from(mContext).inflate(
R.layout.preference_widget_master_switch, null));
final Switch toggle = (Switch) holder.findViewById(R.id.switchWidget);
final Switch toggle = (Switch) mHolder.findViewById(R.id.switchWidget);
preference.setSwitchEnabled(false);
preference.onBindViewHolder(holder);
mPreference.setSwitchEnabled(false);
mPreference.onBindViewHolder(mHolder);
assertThat(toggle.isEnabled()).isFalse();
}
@Test
public void clickWidgetView_shouldToggleButton() {
final MasterSwitchPreference preference = new MasterSwitchPreference(mContext);
final LayoutInflater inflater = LayoutInflater.from(mContext);
final PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(
inflater.inflate(R.layout.preference_two_target, null));
final LinearLayout widgetView = holder.itemView.findViewById(android.R.id.widget_frame);
assertThat(widgetView).isNotNull();
assertThat(mWidgetView).isNotNull();
inflater.inflate(R.layout.preference_widget_master_switch, widgetView, true);
final Switch toggle = (Switch) holder.findViewById(R.id.switchWidget);
preference.onBindViewHolder(holder);
final Switch toggle = (Switch) mHolder.findViewById(R.id.switchWidget);
mPreference.onBindViewHolder(mHolder);
toggle.performClick();
assertThat(toggle.isChecked()).isTrue();
@@ -123,84 +112,61 @@ public class MasterSwitchPreferenceTest {
@Test
public void clickWidgetView_shouldNotToggleButtonIfDisabled() {
final MasterSwitchPreference preference = new MasterSwitchPreference(mContext);
final LayoutInflater inflater = LayoutInflater.from(mContext);
final PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(
inflater.inflate(R.layout.preference_two_target, null));
final LinearLayout widgetView = holder.itemView.findViewById(android.R.id.widget_frame);
assertThat(widgetView).isNotNull();
assertThat(mWidgetView).isNotNull();
inflater.inflate(R.layout.preference_widget_master_switch, widgetView, true);
final Switch toggle = (Switch) holder.findViewById(R.id.switchWidget);
preference.onBindViewHolder(holder);
final Switch toggle = (Switch) mHolder.findViewById(R.id.switchWidget);
mPreference.onBindViewHolder(mHolder);
toggle.setEnabled(false);
widgetView.performClick();
mWidgetView.performClick();
assertThat(toggle.isChecked()).isFalse();
}
@Test
public void clickWidgetView_shouldNotifyPreferenceChanged() {
final MasterSwitchPreference preference = new MasterSwitchPreference(mContext);
final LayoutInflater inflater = LayoutInflater.from(mContext);
final PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(
LayoutInflater.from(mContext).inflate(R.layout.preference_two_target, null));
final LinearLayout widgetView = holder.itemView.findViewById(android.R.id.widget_frame);
inflater.inflate(R.layout.preference_widget_master_switch, widgetView, true);
final Switch toggle = (Switch) holder.findViewById(R.id.switchWidget);
final Switch toggle = (Switch) mHolder.findViewById(R.id.switchWidget);
final OnPreferenceChangeListener listener = mock(OnPreferenceChangeListener.class);
preference.setOnPreferenceChangeListener(listener);
preference.onBindViewHolder(holder);
mPreference.setOnPreferenceChangeListener(listener);
mPreference.onBindViewHolder(mHolder);
preference.setChecked(false);
mPreference.setChecked(false);
toggle.performClick();
verify(listener).onPreferenceChange(preference, true);
verify(listener).onPreferenceChange(mPreference, true);
preference.setChecked(true);
mPreference.setChecked(true);
toggle.performClick();
verify(listener).onPreferenceChange(preference, false);
verify(listener).onPreferenceChange(mPreference, false);
}
@Test
public void setDisabledByAdmin_hasEnforcedAdmin_shouldDisableButton() {
final MasterSwitchPreference preference = new MasterSwitchPreference(mContext);
final PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(
LayoutInflater.from(mContext)
.inflate(R.layout.preference_widget_master_switch, null));
final Switch toggle = (Switch) holder.findViewById(R.id.switchWidget);
final Switch toggle = (Switch) mHolder.findViewById(R.id.switchWidget);
toggle.setEnabled(true);
preference.onBindViewHolder(holder);
mPreference.onBindViewHolder(mHolder);
preference.setDisabledByAdmin(mock(EnforcedAdmin.class));
mPreference.setDisabledByAdmin(mock(EnforcedAdmin.class));
assertThat(toggle.isEnabled()).isFalse();
}
@Test
public void setDisabledByAdmin_noEnforcedAdmin_shouldEnableButton() {
final MasterSwitchPreference preference = new MasterSwitchPreference(mContext);
final PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(
LayoutInflater.from(mContext)
.inflate(R.layout.preference_widget_master_switch, null));
final Switch toggle = (Switch) holder.findViewById(R.id.switchWidget);
final Switch toggle = (Switch) mHolder.findViewById(R.id.switchWidget);
toggle.setEnabled(false);
preference.onBindViewHolder(holder);
mPreference.onBindViewHolder(mHolder);
preference.setDisabledByAdmin(null);
mPreference.setDisabledByAdmin(null);
assertThat(toggle.isEnabled()).isTrue();
}
@Test
public void onBindViewHolder_toggleButtonShouldHaveContentDescription() {
final MasterSwitchPreference preference = new MasterSwitchPreference(mContext);
final PreferenceViewHolder holder = PreferenceViewHolder.createInstanceForTests(
LayoutInflater.from(mContext)
.inflate(R.layout.preference_widget_master_switch, null));
final Switch toggle = (Switch) holder.findViewById(R.id.switchWidget);
final Switch toggle = (Switch) mHolder.findViewById(R.id.switchWidget);
final String label = "TestButton";
preference.setTitle(label);
mPreference.setTitle(label);
preference.onBindViewHolder(holder);
mPreference.onBindViewHolder(mHolder);
assertThat(toggle.getContentDescription()).isEqualTo(label);
}