Sunny Goyal
29947f0b53
Apply model updates as son as they arrive instead of waiting for onResume. Various workspace items do not use any configuration dependent resources. For Widgets, we wait until the host starts lietening before inflating the actual view. Change-Id: Icb2f5e5940c1ce6c27062ccd34eff87e80af5ab1
319 lines
12 KiB
Java
319 lines
12 KiB
Java
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3.widget;
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import android.content.Context;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.PorterDuff;
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import android.graphics.Rect;
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import android.graphics.drawable.Drawable;
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import android.os.Bundle;
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import android.text.Layout;
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import android.text.StaticLayout;
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import android.text.TextPaint;
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import android.util.TypedValue;
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import android.view.ContextThemeWrapper;
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import android.view.View;
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import android.view.View.OnClickListener;
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import com.android.launcher3.DeviceProfile;
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import com.android.launcher3.FastBitmapDrawable;
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import com.android.launcher3.IconCache;
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import com.android.launcher3.IconCache.ItemInfoUpdateReceiver;
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import com.android.launcher3.ItemInfoWithIcon;
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import com.android.launcher3.Launcher;
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import com.android.launcher3.LauncherAppWidgetInfo;
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import com.android.launcher3.R;
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import com.android.launcher3.Utilities;
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import com.android.launcher3.graphics.DrawableFactory;
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import com.android.launcher3.model.PackageItemInfo;
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import com.android.launcher3.util.Themes;
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import com.android.launcher3.widget.LauncherAppWidgetHostView;
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public class PendingAppWidgetHostView extends LauncherAppWidgetHostView
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implements OnClickListener, ItemInfoUpdateReceiver {
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private static final float SETUP_ICON_SIZE_FACTOR = 2f / 5;
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private static final float MIN_SATUNATION = 0.7f;
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private final Rect mRect = new Rect();
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private View mDefaultView;
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private OnClickListener mClickListener;
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private final LauncherAppWidgetInfo mInfo;
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private final int mStartState;
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private final boolean mDisabledForSafeMode;
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private Bitmap mIcon;
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private Drawable mCenterDrawable;
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private Drawable mSettingIconDrawable;
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private boolean mDrawableSizeChanged;
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private final TextPaint mPaint;
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private Layout mSetupTextLayout;
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public PendingAppWidgetHostView(Context context, LauncherAppWidgetInfo info,
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IconCache cache, boolean disabledForSafeMode) {
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super(new ContextThemeWrapper(context, R.style.WidgetContainerTheme));
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mInfo = info;
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mStartState = info.restoreStatus;
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mDisabledForSafeMode = disabledForSafeMode;
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mPaint = new TextPaint();
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mPaint.setColor(Themes.getAttrColor(getContext(), android.R.attr.textColorPrimary));
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mPaint.setTextSize(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_PX,
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mLauncher.getDeviceProfile().iconTextSizePx, getResources().getDisplayMetrics()));
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setBackgroundResource(R.drawable.pending_widget_bg);
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setWillNotDraw(false);
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setElevation(getResources().getDimension(R.dimen.pending_widget_elevation));
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updateAppWidget(null);
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setOnClickListener(mLauncher);
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if (info.pendingItemInfo == null) {
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info.pendingItemInfo = new PackageItemInfo(info.providerName.getPackageName());
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info.pendingItemInfo.user = info.user;
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cache.updateIconInBackground(this, info.pendingItemInfo);
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} else {
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reapplyItemInfo(info.pendingItemInfo);
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}
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}
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@Override
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public void updateAppWidgetSize(Bundle newOptions, int minWidth, int minHeight, int maxWidth,
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int maxHeight) {
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// No-op
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}
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@Override
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protected View getDefaultView() {
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if (mDefaultView == null) {
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mDefaultView = mInflater.inflate(R.layout.appwidget_not_ready, this, false);
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mDefaultView.setOnClickListener(this);
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applyState();
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}
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return mDefaultView;
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}
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@Override
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public void setOnClickListener(OnClickListener l) {
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mClickListener = l;
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}
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public boolean isReinflateIfNeeded() {
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return mStartState != mInfo.restoreStatus;
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}
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@Override
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protected void onSizeChanged(int w, int h, int oldw, int oldh) {
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super.onSizeChanged(w, h, oldw, oldh);
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mDrawableSizeChanged = true;
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}
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@Override
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public void reapplyItemInfo(ItemInfoWithIcon info) {
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Bitmap icon = info.iconBitmap;
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if (mIcon == icon) {
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return;
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}
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mIcon = icon;
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if (mCenterDrawable != null) {
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mCenterDrawable.setCallback(null);
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mCenterDrawable = null;
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}
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if (mIcon != null) {
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// The view displays three modes,
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// 1) App icon in the center
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// 2) Preload icon in the center
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// 3) Setup icon in the center and app icon in the top right corner.
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DrawableFactory drawableFactory = DrawableFactory.get(getContext());
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if (mDisabledForSafeMode) {
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FastBitmapDrawable disabledIcon = drawableFactory.newIcon(mIcon, mInfo);
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disabledIcon.setIsDisabled(true);
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mCenterDrawable = disabledIcon;
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mSettingIconDrawable = null;
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} else if (isReadyForClickSetup()) {
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mCenterDrawable = drawableFactory.newIcon(mIcon, mInfo);
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mSettingIconDrawable = getResources().getDrawable(R.drawable.ic_setting).mutate();
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updateSettingColor();
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} else {
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mCenterDrawable = DrawableFactory.get(getContext())
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.newPendingIcon(mIcon, getContext());
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mCenterDrawable.setCallback(this);
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mSettingIconDrawable = null;
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applyState();
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}
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mDrawableSizeChanged = true;
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}
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invalidate();
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}
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private void updateSettingColor() {
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int color = Utilities.findDominantColorByHue(mIcon, 20);
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// Make the dominant color bright.
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float[] hsv = new float[3];
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Color.colorToHSV(color, hsv);
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hsv[1] = Math.min(hsv[1], MIN_SATUNATION);
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hsv[2] = 1;
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color = Color.HSVToColor(hsv);
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mSettingIconDrawable.setColorFilter(color, PorterDuff.Mode.SRC_IN);
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}
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@Override
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protected boolean verifyDrawable(Drawable who) {
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return (who == mCenterDrawable) || super.verifyDrawable(who);
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}
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public void applyState() {
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if (mCenterDrawable != null) {
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mCenterDrawable.setLevel(Math.max(mInfo.installProgress, 0));
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}
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}
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@Override
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public void onClick(View v) {
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// AppWidgetHostView blocks all click events on the root view. Instead handle click events
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// on the content and pass it along.
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if (mClickListener != null) {
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mClickListener.onClick(this);
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}
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}
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/**
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* A pending widget is ready for setup after the provider is installed and
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* 1) Widget id is not valid: the widget id is not yet bound to the provider, probably
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* because the launcher doesn't have appropriate permissions.
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* Note that we would still have an allocated id as that does not
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* require any permissions and can be done during view inflation.
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* 2) UI is not ready: the id is valid and the bound. But the widget has a configure activity
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* which needs to be called once.
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*/
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public boolean isReadyForClickSetup() {
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return !mInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)
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&& (mInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_UI_NOT_READY)
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|| mInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_ID_NOT_VALID));
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}
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private void updateDrawableBounds() {
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DeviceProfile grid = mLauncher.getDeviceProfile();
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int paddingTop = getPaddingTop();
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int paddingBottom = getPaddingBottom();
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int paddingLeft = getPaddingLeft();
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int paddingRight = getPaddingRight();
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int minPadding = getResources()
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.getDimensionPixelSize(R.dimen.pending_widget_min_padding);
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int availableWidth = getWidth() - paddingLeft - paddingRight - 2 * minPadding;
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int availableHeight = getHeight() - paddingTop - paddingBottom - 2 * minPadding;
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if (mSettingIconDrawable == null) {
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int maxSize = grid.iconSizePx;
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int size = Math.min(maxSize, Math.min(availableWidth, availableHeight));
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mRect.set(0, 0, size, size);
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mRect.offsetTo((getWidth() - mRect.width()) / 2, (getHeight() - mRect.height()) / 2);
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mCenterDrawable.setBounds(mRect);
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} else {
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float iconSize = Math.max(0, Math.min(availableWidth, availableHeight));
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// Use twice the setting size factor, as the setting is drawn at a corner and the
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// icon is drawn in the center.
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float settingIconScaleFactor = 1 + SETUP_ICON_SIZE_FACTOR * 2;
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int maxSize = Math.max(availableWidth, availableHeight);
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if (iconSize * settingIconScaleFactor > maxSize) {
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// There is an overlap
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iconSize = maxSize / settingIconScaleFactor;
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}
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int actualIconSize = (int) Math.min(iconSize, grid.iconSizePx);
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// Icon top when we do not draw the text
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int iconTop = (getHeight() - actualIconSize) / 2;
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mSetupTextLayout = null;
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if (availableWidth > 0) {
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// Recreate the setup text.
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mSetupTextLayout = new StaticLayout(
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getResources().getText(R.string.gadget_setup_text), mPaint, availableWidth,
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Layout.Alignment.ALIGN_CENTER, 1, 0, true);
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int textHeight = mSetupTextLayout.getHeight();
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// Extra icon size due to the setting icon
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float minHeightWithText = textHeight + actualIconSize * settingIconScaleFactor
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+ grid.iconDrawablePaddingPx;
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if (minHeightWithText < availableHeight) {
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// We can draw the text as well
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iconTop = (getHeight() - textHeight -
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grid.iconDrawablePaddingPx - actualIconSize) / 2;
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} else {
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// We can't draw the text. Let the iconTop be same as before.
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mSetupTextLayout = null;
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}
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}
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mRect.set(0, 0, actualIconSize, actualIconSize);
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mRect.offset((getWidth() - actualIconSize) / 2, iconTop);
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mCenterDrawable.setBounds(mRect);
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mRect.left = paddingLeft + minPadding;
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mRect.right = mRect.left + (int) (SETUP_ICON_SIZE_FACTOR * actualIconSize);
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mRect.top = paddingTop + minPadding;
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mRect.bottom = mRect.top + (int) (SETUP_ICON_SIZE_FACTOR * actualIconSize);
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mSettingIconDrawable.setBounds(mRect);
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if (mSetupTextLayout != null) {
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// Set up position for dragging the text
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mRect.left = paddingLeft + minPadding;
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mRect.top = mCenterDrawable.getBounds().bottom + grid.iconDrawablePaddingPx;
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}
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}
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}
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@Override
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protected void onDraw(Canvas canvas) {
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if (mCenterDrawable == null) {
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// Nothing to draw
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return;
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}
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if (mDrawableSizeChanged) {
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updateDrawableBounds();
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mDrawableSizeChanged = false;
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}
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mCenterDrawable.draw(canvas);
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if (mSettingIconDrawable != null) {
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mSettingIconDrawable.draw(canvas);
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}
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if (mSetupTextLayout != null) {
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canvas.save();
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canvas.translate(mRect.left, mRect.top);
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mSetupTextLayout.draw(canvas);
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canvas.restore();
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}
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}
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}
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