Draw preference divider based on preference group.

Bug: 32179750
Test: RunSettingsRoboTests
Change-Id: I3ea1cd662c5baec825fae615883b94b26e648409
This commit is contained in:
Fan Zhang
2016-10-17 10:16:04 -07:00
parent 542fe0c0c3
commit be2ac27b67
8 changed files with 236 additions and 14 deletions

View File

@@ -19,12 +19,12 @@
android:title="@string/display_settings"
settings:keywords="@string/keywords_display">
<PreferenceScreen
<Preference
android:key="brightness"
android:title="@string/brightness"
settings:keywords="@string/keywords_display_brightness_level">
<intent android:action="android.intent.action.SHOW_BRIGHTNESS_DIALOG" />
</PreferenceScreen>
</Preference>
<com.android.settingslib.RestrictedPreference
android:key="wallpaper"

View File

@@ -17,9 +17,9 @@
<PreferenceScreen
xmlns:android="http://schemas.android.com/apk/res/android"
android:title="@string/storage_settings">
<com.android.settings.dashboard.DashboardTilePreference
<Preference
android:key="pref_manage_storage"
android:title="@string/storage_menu_manage"
android:fragment="com.android.settings.deletionhelper.AutomaticStorageManagerSettings">
</com.android.settings.dashboard.DashboardTilePreference>
</Preference>
</PreferenceScreen>

View File

@@ -19,21 +19,21 @@
android:title="@string/header_category_system">
<!-- System updates -->
<com.android.settings.dashboard.DashboardTilePreference
<Preference
android:key="system_update_settings"
android:title="@string/system_update_settings_list_item_title"
android:summary="@string/system_update_settings_list_item_summary"
android:order="-30">
<intent android:action="android.settings.SYSTEM_UPDATE_SETTINGS"/>
</com.android.settings.dashboard.DashboardTilePreference>
</Preference>
<com.android.settings.dashboard.DashboardTilePreference
<Preference
android:key="additional_system_update_settings"
android:title="@string/additional_system_update_settings_list_item_title"
android:order="-31">
<intent android:action="android.intent.action.MAIN"
android:targetPackage="@string/additional_system_update"
android:targetClass="@string/additional_system_update_menu"/>
</com.android.settings.dashboard.DashboardTilePreference>
</Preference>
</PreferenceScreen>

View File

@@ -0,0 +1,89 @@
/*
* Copyright (C) 2016 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.
*/
package com.android.settings.dashboard;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.drawable.Drawable;
import android.support.v4.view.ViewCompat;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceGroupAdapter;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import com.android.settings.overlay.FeatureFactory;
public class DashboardDividerDecoration extends RecyclerView.ItemDecoration {
private final DashboardFeatureProvider mDashboardFeatureProvider;
private Drawable mDivider;
private int mDividerHeight;
public DashboardDividerDecoration(Context context) {
mDashboardFeatureProvider = FeatureFactory.getFactory(context)
.getDashboardFeatureProvider(context);
}
public void setDivider(Drawable divider) {
if (divider != null) {
mDividerHeight = divider.getIntrinsicHeight();
} else {
mDividerHeight = 0;
}
mDivider = divider;
}
public void setDividerHeight(int dividerHeight) {
mDividerHeight = dividerHeight;
}
@Override
public void onDrawOver(Canvas c, RecyclerView parent, RecyclerView.State state) {
if (mDivider == null) {
return;
}
final int childCount = parent.getChildCount();
final int width = parent.getWidth();
for (int childViewIndex = 0; childViewIndex < childCount - 1; childViewIndex++) {
final View view = parent.getChildAt(childViewIndex);
if (shouldDrawDividerBelow(view, parent)) {
int top = (int) ViewCompat.getY(view) + view.getHeight();
mDivider.setBounds(0, top, width, top + mDividerHeight);
mDivider.draw(c);
}
}
}
private boolean shouldDrawDividerBelow(View view, RecyclerView parent) {
final RecyclerView.Adapter adapter = parent.getAdapter();
if (adapter == null || !(adapter instanceof PreferenceGroupAdapter)) {
return false;
}
final PreferenceGroupAdapter prefAdapter = (PreferenceGroupAdapter) adapter;
final int adapterPosition = parent.getChildAdapterPosition(view);
final Preference pref = prefAdapter.getItem(adapterPosition);
final Preference nextPref = prefAdapter.getItem(adapterPosition + 1);
if (nextPref == null) {
return false;
}
return mDashboardFeatureProvider.getPriorityGroup(pref)
!= mDashboardFeatureProvider.getPriorityGroup(nextPref);
}
}

View File

@@ -15,6 +15,8 @@
*/
package com.android.settings.dashboard;
import android.support.v7.preference.Preference;
import com.android.settingslib.drawer.DashboardCategory;
import com.android.settingslib.drawer.Tile;
@@ -45,7 +47,7 @@ public interface DashboardFeatureProvider {
* priority 100 - 199 belongs to priority level 100, tiles with priority 200 - 299 is in
* group 200, and so on.
*/
int getPriorityGroup(Tile tile);
int getPriorityGroup(Preference preference);
/**
* Returns an unique string key for the tile.

View File

@@ -18,8 +18,8 @@ package com.android.settings.dashboard;
import android.content.ComponentName;
import android.content.Context;
import android.support.v7.preference.Preference;
import com.android.settingslib.drawer.CategoryKey;
import com.android.settingslib.drawer.CategoryManager;
import com.android.settingslib.drawer.DashboardCategory;
import com.android.settingslib.drawer.Tile;
@@ -58,8 +58,8 @@ public class DashboardFeatureProviderImpl implements DashboardFeatureProvider {
}
@Override
public int getPriorityGroup(Tile tile) {
return tile.priority / 100;
public int getPriorityGroup(Preference preference) {
return preference.getOrder() / 100;
}
@Override

View File

@@ -18,6 +18,9 @@ package com.android.settings.dashboard;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceScreen;
@@ -25,6 +28,9 @@ import android.text.TextUtils;
import android.util.ArrayMap;
import android.util.ArraySet;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import com.android.settings.SettingsActivity;
import com.android.settings.SettingsPreferenceFragment;
@@ -50,6 +56,7 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
private final Map<Class, PreferenceController> mPreferenceControllers =
new ArrayMap<>();
private final Set<String> mDashboardTilePrefKeys = new ArraySet<>();
private DashboardDividerDecoration mDividerDecoration;
protected DashboardFeatureProvider mDashboardFeatureProvider;
private boolean mListeningToCategoryChange;
@@ -83,6 +90,7 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
@Override
public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
super.onCreatePreferences(savedInstanceState, rootKey);
mDividerDecoration = new DashboardDividerDecoration(getContext());
refreshAllPreferences(getLogTag());
}
@@ -250,6 +258,14 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
}
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
final View view = super.onCreateView(inflater, container, savedInstanceState);
getListView().addItemDecoration(mDividerDecoration);
return view;
}
/**
* Update state of each preference managed by PreferenceController.
*/
@@ -261,6 +277,14 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
}
}
@Override
public void setDivider(Drawable divider) {
// Intercept divider and set it transparent so system divider decoration is disabled.
// We will use our decoration to draw divider more intelligently.
mDividerDecoration.setDivider(divider);
super.setDivider(new ColorDrawable(Color.TRANSPARENT));
}
/**
* Refresh all preference items, including both static prefs from xml, and dynamic items from
* DashboardCategory.
@@ -272,7 +296,6 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
screen.removeAll();
}
// Add resource based tiles.
displayResourceTiles();
@@ -293,5 +316,4 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
mDashboardTilePrefKeys.clear();
displayDashboardTiles(TAG, getPreferenceScreen());
}
}

View File

@@ -0,0 +1,109 @@
/*
* Copyright (C) 2016 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.
*/
package com.android.settings.dashboard;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.drawable.Drawable;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceGroupAdapter;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import com.android.settings.TestConfig;
import com.android.settings.overlay.FeatureFactory;
import com.android.settings.testutils.FakeFeatureFactory;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Answers;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.annotation.Config;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
@RunWith(RobolectricTestRunner.class)
@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
public class DashboardDividerDecorationTest {
@Mock(answer = Answers.RETURNS_DEEP_STUBS)
private Context mContext;
@Mock
private Drawable mDrawable;
@Mock
private Canvas mCanvas;
@Mock(answer = Answers.RETURNS_DEEP_STUBS)
private RecyclerView mRecyclerView;
@Mock
private PreferenceGroupAdapter mAdapter;
@Mock
private Preference pref1;
@Mock
private Preference pref2;
private DashboardDividerDecoration mDecoration;
private FakeFeatureFactory mFactory;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
FakeFeatureFactory.setupForTest(mContext);
mFactory = (FakeFeatureFactory) FeatureFactory.getFactory(mContext);
mDecoration = new DashboardDividerDecoration(mContext);
mDecoration.setDivider(mDrawable);
mDecoration.setDividerHeight(3);
}
@Test
public void drawOver_differentPriorityGroup_shouldDrawDivider() {
when(mRecyclerView.getAdapter()).thenReturn(mAdapter);
when(mRecyclerView.getChildCount()).thenReturn(2);
when(mRecyclerView.getChildAdapterPosition(any(View.class)))
.thenReturn(0)
.thenReturn(1);
when(mAdapter.getItem(0)).thenReturn(pref1);
when(mAdapter.getItem(1)).thenReturn(pref2);
when(mFactory.dashboardFeatureProvider.getPriorityGroup(pref1)).thenReturn(1);
when(mFactory.dashboardFeatureProvider.getPriorityGroup(pref2)).thenReturn(2);
mDecoration.onDrawOver(mCanvas, mRecyclerView, null /* state */);
verify(mDrawable).draw(mCanvas);
}
@Test
public void drawOver_samePriorityGroup_doNotDrawDivider() {
when(mRecyclerView.getAdapter()).thenReturn(mAdapter);
when(mRecyclerView.getChildCount()).thenReturn(2);
when(mRecyclerView.getChildAdapterPosition(any(View.class)))
.thenReturn(0)
.thenReturn(1);
when(mAdapter.getItem(0)).thenReturn(pref1);
when(mAdapter.getItem(1)).thenReturn(pref2);
mDecoration.onDrawOver(mCanvas, mRecyclerView, null /* state */);
verify(mDrawable, never()).draw(mCanvas);
}
}