PawletOS/app_Settings
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add config to disable app tray preview in display size.

Browse Source 
Also move some files

Change-Id: I4636fcd81425991acadede0b703e09513c82543c
Fixes: 113374067
Test: robotests
This commit is contained in:
Fan Zhang
2018-09-07 17:06:07 -07:00
parent 6312aa28e3
commit 9aca4cb48c
17 changed files with 194 additions and 99 deletions
Download Patch File Download Diff File Expand all files Collapse all files

243
src/com/android/settings/display/PreviewSeekBarPreferenceFragment.java Normal file
View File

@@ -0,0 +1,243 @@
/*
* Copyright (C) 2018 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.display;
import android.content.Context;
import android.content.res.Configuration;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.accessibility.AccessibilityEvent;
import android.widget.SeekBar;
import android.widget.SeekBar.OnSeekBarChangeListener;
import android.widget.TextView;
import androidx.viewpager.widget.ViewPager;
import androidx.viewpager.widget.ViewPager.OnPageChangeListener;
import com.android.settings.R;
import com.android.settings.SettingsPreferenceFragment;
import com.android.settings.widget.DotsPageIndicator;
import com.android.settings.widget.LabeledSeekBar;
/**
* Preference fragment shows a preview and a seek bar to adjust a specific settings.
*/
public abstract class PreviewSeekBarPreferenceFragment extends SettingsPreferenceFragment {
/** List of entries corresponding the settings being set. */
protected String[] mEntries;
/** Index of the entry corresponding to initial value of the settings. */
protected int mInitialIndex;
/** Index of the entry corresponding to current value of the settings. */
protected int mCurrentIndex;
private ViewPager mPreviewPager;
private PreviewPagerAdapter mPreviewPagerAdapter;
private DotsPageIndicator mPageIndicator;
private TextView mLabel;
private LabeledSeekBar mSeekBar;
private View mLarger;
private View mSmaller;
private class onPreviewSeekBarChangeListener implements OnSeekBarChangeListener {
private boolean mSeekByTouch;
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
setPreviewLayer(progress, false);
if (!mSeekByTouch) {
commit();
}
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
mSeekByTouch = true;
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
if (mPreviewPagerAdapter.isAnimating()) {
mPreviewPagerAdapter.setAnimationEndAction(() -> commit());
} else {
commit();
}
mSeekByTouch = false;
}
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
final View root = super.onCreateView(inflater, container, savedInstanceState);
final ViewGroup listContainer = root.findViewById(android.R.id.list_container);
listContainer.removeAllViews();
final View content = inflater.inflate(getActivityLayoutResId(), listContainer, false);
listContainer.addView(content);
mLabel = content.findViewById(R.id.current_label);
// The maximum SeekBar value always needs to be non-zero. If there's
// only one available value, we'll handle this by disabling the
// seek bar.
final int max = Math.max(1, mEntries.length - 1);
mSeekBar = content.findViewById(R.id.seek_bar);
mSeekBar.setLabels(mEntries);
mSeekBar.setMax(max);
mSmaller = content.findViewById(R.id.smaller);
mSmaller.setOnClickListener(v -> {
final int progress = mSeekBar.getProgress();
if (progress > 0) {
mSeekBar.setProgress(progress - 1, true);
}
});
mLarger = content.findViewById(R.id.larger);
mLarger.setOnClickListener(v -> {
final int progress = mSeekBar.getProgress();
if (progress < mSeekBar.getMax()) {
mSeekBar.setProgress(progress + 1, true);
}
});
if (mEntries.length == 1) {
// The larger and smaller buttons will be disabled when we call
// setPreviewLayer() later in this method.
mSeekBar.setEnabled(false);
}
final Context context = getContext();
final Configuration origConfig = context.getResources().getConfiguration();
final boolean isLayoutRtl = origConfig.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL;
Configuration[] configurations = new Configuration[mEntries.length];
for (int i = 0; i < mEntries.length; ++i) {
configurations[i] = createConfig(origConfig, i);
}
final int[] previews = getPreviewSampleResIds();
mPreviewPager = content.findViewById(R.id.preview_pager);
mPreviewPagerAdapter = new PreviewPagerAdapter(context, isLayoutRtl,
previews, configurations);
mPreviewPager.setAdapter(mPreviewPagerAdapter);
mPreviewPager.setCurrentItem(isLayoutRtl ? previews.length - 1 : 0);
mPreviewPager.addOnPageChangeListener(mPreviewPageChangeListener);
mPageIndicator = content.findViewById(R.id.page_indicator);
if (previews.length > 1) {
mPageIndicator.setViewPager(mPreviewPager);
mPageIndicator.setVisibility(View.VISIBLE);
mPageIndicator.setOnPageChangeListener(mPageIndicatorPageChangeListener);
} else {
mPageIndicator.setVisibility(View.GONE);
}
setPreviewLayer(mInitialIndex, false);
return root;
}
@Override
public void onStart() {
super.onStart();
// Set SeekBar listener here to avoid onProgressChanged() is called
// during onRestoreInstanceState().
mSeekBar.setProgress(mCurrentIndex);
mSeekBar.setOnSeekBarChangeListener(new onPreviewSeekBarChangeListener());
}
@Override
public void onStop() {
super.onStop();
mSeekBar.setOnSeekBarChangeListener(null);
}
/** Resource id of the layout for this preference fragment. */
protected abstract int getActivityLayoutResId();
/** Resource id of the layout that defines the contents inside preview screen. */
protected abstract int[] getPreviewSampleResIds();
/**
* Creates new configuration based on the current position of the SeekBar.
*/
protected abstract Configuration createConfig(Configuration origConfig, int index);
/**
* Persists the selected value and sends a configuration change.
*/
protected abstract void commit();
private void setPreviewLayer(int index, boolean animate) {
mLabel.setText(mEntries[index]);
mSmaller.setEnabled(index > 0);
mLarger.setEnabled(index < mEntries.length - 1);
setPagerIndicatorContentDescription(mPreviewPager.getCurrentItem());
mPreviewPagerAdapter.setPreviewLayer(index, mCurrentIndex,
mPreviewPager.getCurrentItem(), animate);
mCurrentIndex = index;
}
private void setPagerIndicatorContentDescription(int position) {
mPageIndicator.setContentDescription(
getString(R.string.preview_page_indicator_content_description,
position + 1, getPreviewSampleResIds().length));
}
private OnPageChangeListener mPreviewPageChangeListener = new OnPageChangeListener() {
@Override
public void onPageScrollStateChanged(int state) {
// Do nothing.
}
@Override
public void onPageScrolled(int position, float positionOffset,
int positionOffsetPixels) {
// Do nothing.
}
@Override
public void onPageSelected(int position) {
mPreviewPager.sendAccessibilityEvent(AccessibilityEvent.TYPE_ANNOUNCEMENT);
}
};
private OnPageChangeListener mPageIndicatorPageChangeListener = new OnPageChangeListener() {
@Override
public void onPageScrollStateChanged(int state) {
// Do nothing.
}
@Override
public void onPageScrolled(int position, float positionOffset,
int positionOffsetPixels) {
// Do nothing.
}
@Override
public void onPageSelected(int position) {
setPagerIndicatorContentDescription(position);
}
};
}