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1 /*
2  * Copyright (C) 2014 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License
15  */
16 
17 package com.android.systemui.qs;
18 
19 import android.animation.Animator;
20 import android.animation.AnimatorListenerAdapter;
21 import android.content.Context;
22 import android.graphics.Point;
23 import android.graphics.Rect;
24 import android.util.AttributeSet;
25 import android.util.Log;
26 import android.view.View;
27 import android.view.ViewTreeObserver;
28 import android.widget.FrameLayout;
29 import com.android.systemui.Interpolators;
30 import com.android.systemui.R;
31 import com.android.systemui.qs.customize.QSCustomizer;
32 import com.android.systemui.statusbar.phone.BaseStatusBarHeader;
33 import com.android.systemui.statusbar.phone.NotificationPanelView;
34 import com.android.systemui.statusbar.phone.QSTileHost;
35 import com.android.systemui.statusbar.stack.StackStateAnimator;
36 
37 /**
38  * Wrapper view with background which contains {@link QSPanel} and {@link BaseStatusBarHeader}
39  *
40  * Also manages animations for the QS Header and Panel.
41  */
42 public class QSContainer extends FrameLayout {
43     private static final String TAG = "QSContainer";
44     private static final boolean DEBUG = false;
45 
46     private final Point mSizePoint = new Point();
47     private final Rect mQsBounds = new Rect();
48 
49     private int mHeightOverride = -1;
50     protected QSPanel mQSPanel;
51     private QSDetail mQSDetail;
52     protected BaseStatusBarHeader mHeader;
53     protected float mQsExpansion;
54     private boolean mQsExpanded;
55     private boolean mHeaderAnimating;
56     private boolean mKeyguardShowing;
57     private boolean mStackScrollerOverscrolling;
58 
59     private long mDelay;
60     private QSAnimator mQSAnimator;
61     private QSCustomizer mQSCustomizer;
62     private NotificationPanelView mPanelView;
63     private boolean mListening;
64 
QSContainer(Context context, AttributeSet attrs)65     public QSContainer(Context context, AttributeSet attrs) {
66         super(context, attrs);
67     }
68 
69     @Override
onFinishInflate()70     protected void onFinishInflate() {
71         super.onFinishInflate();
72         mQSPanel = (QSPanel) findViewById(R.id.quick_settings_panel);
73         mQSDetail = (QSDetail) findViewById(R.id.qs_detail);
74         mHeader = (BaseStatusBarHeader) findViewById(R.id.header);
75         mQSDetail.setQsPanel(mQSPanel, mHeader);
76         mQSAnimator = new QSAnimator(this, (QuickQSPanel) mHeader.findViewById(R.id.quick_qs_panel),
77                 mQSPanel);
78         mQSCustomizer = (QSCustomizer) findViewById(R.id.qs_customize);
79         mQSCustomizer.setQsContainer(this);
80     }
81 
82     @Override
onRtlPropertiesChanged(int layoutDirection)83     public void onRtlPropertiesChanged(int layoutDirection) {
84         super.onRtlPropertiesChanged(layoutDirection);
85         mQSAnimator.onRtlChanged();
86     }
87 
setHost(QSTileHost qsh)88     public void setHost(QSTileHost qsh) {
89         mQSPanel.setHost(qsh, mQSCustomizer);
90         mHeader.setQSPanel(mQSPanel);
91         mQSDetail.setHost(qsh);
92         mQSAnimator.setHost(qsh);
93     }
94 
setPanelView(NotificationPanelView panelView)95     public void setPanelView(NotificationPanelView panelView) {
96         mPanelView = panelView;
97     }
98 
99     @Override
onMeasure(int widthMeasureSpec, int heightMeasureSpec)100     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
101         // Since we control our own bottom, be whatever size we want.
102         // Otherwise the QSPanel ends up with 0 height when the window is only the
103         // size of the status bar.
104         mQSPanel.measure(widthMeasureSpec, MeasureSpec.makeMeasureSpec(
105                 MeasureSpec.getSize(heightMeasureSpec), MeasureSpec.UNSPECIFIED));
106         int width = mQSPanel.getMeasuredWidth();
107         int height = ((LayoutParams) mQSPanel.getLayoutParams()).topMargin
108                 + mQSPanel.getMeasuredHeight();
109         super.onMeasure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY),
110                 MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY));
111 
112         // QSCustomizer is always be the height of the screen, but do this after
113         // other measuring to avoid changing the height of the QSContainer.
114         getDisplay().getRealSize(mSizePoint);
115         mQSCustomizer.measure(widthMeasureSpec,
116                 MeasureSpec.makeMeasureSpec(mSizePoint.y, MeasureSpec.EXACTLY));
117     }
118 
119     @Override
onLayout(boolean changed, int left, int top, int right, int bottom)120     protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
121         super.onLayout(changed, left, top, right, bottom);
122         updateBottom();
123     }
124 
isCustomizing()125     public boolean isCustomizing() {
126         return mQSCustomizer.isCustomizing();
127     }
128 
129     /**
130      * Overrides the height of this view (post-layout), so that the content is clipped to that
131      * height and the background is set to that height.
132      *
133      * @param heightOverride the overridden height
134      */
setHeightOverride(int heightOverride)135     public void setHeightOverride(int heightOverride) {
136         mHeightOverride = heightOverride;
137         updateBottom();
138     }
139 
140     /**
141      * The height this view wants to be. This is different from {@link #getMeasuredHeight} such that
142      * during closing the detail panel, this already returns the smaller height.
143      */
getDesiredHeight()144     public int getDesiredHeight() {
145         if (isCustomizing()) {
146             return getHeight();
147         }
148         if (mQSDetail.isClosingDetail()) {
149             return mQSPanel.getGridHeight() + mHeader.getCollapsedHeight() + getPaddingBottom();
150         } else {
151             return getMeasuredHeight();
152         }
153     }
154 
notifyCustomizeChanged()155     public void notifyCustomizeChanged() {
156         // The customize state changed, so our height changed.
157         updateBottom();
158         mQSPanel.setVisibility(!mQSCustomizer.isCustomizing() ? View.VISIBLE : View.INVISIBLE);
159         mHeader.setVisibility(!mQSCustomizer.isCustomizing() ? View.VISIBLE : View.INVISIBLE);
160         // Let the panel know the position changed and it needs to update where notifications
161         // and whatnot are.
162         mPanelView.onQsHeightChanged();
163     }
164 
updateBottom()165     private void updateBottom() {
166         int height = calculateContainerHeight();
167         setBottom(getTop() + height);
168         mQSDetail.setBottom(getTop() + height);
169     }
170 
calculateContainerHeight()171     protected int calculateContainerHeight() {
172         int heightOverride = mHeightOverride != -1 ? mHeightOverride : getMeasuredHeight();
173         return mQSCustomizer.isCustomizing() ? mQSCustomizer.getHeight()
174                 : (int) (mQsExpansion * (heightOverride - mHeader.getCollapsedHeight()))
175                 + mHeader.getCollapsedHeight();
176     }
177 
updateQsState()178     private void updateQsState() {
179         boolean expandVisually = mQsExpanded || mStackScrollerOverscrolling || mHeaderAnimating;
180         mQSPanel.setExpanded(mQsExpanded);
181         mQSDetail.setExpanded(mQsExpanded);
182         mHeader.setVisibility((mQsExpanded || !mKeyguardShowing || mHeaderAnimating)
183                 ? View.VISIBLE
184                 : View.INVISIBLE);
185         mHeader.setExpanded((mKeyguardShowing && !mHeaderAnimating)
186                 || (mQsExpanded && !mStackScrollerOverscrolling));
187         mQSPanel.setVisibility(expandVisually ? View.VISIBLE : View.INVISIBLE);
188     }
189 
getHeader()190     public BaseStatusBarHeader getHeader() {
191         return mHeader;
192     }
193 
getQsPanel()194     public QSPanel getQsPanel() {
195         return mQSPanel;
196     }
197 
getCustomizer()198     public QSCustomizer getCustomizer() {
199         return mQSCustomizer;
200     }
201 
isShowingDetail()202     public boolean isShowingDetail() {
203         return mQSPanel.isShowingCustomize() || mQSDetail.isShowingDetail();
204     }
205 
setHeaderClickable(boolean clickable)206     public void setHeaderClickable(boolean clickable) {
207         if (DEBUG) Log.d(TAG, "setHeaderClickable " + clickable);
208         mHeader.setClickable(clickable);
209     }
210 
setExpanded(boolean expanded)211     public void setExpanded(boolean expanded) {
212         if (DEBUG) Log.d(TAG, "setExpanded " + expanded);
213         mQsExpanded = expanded;
214         mQSPanel.setListening(mListening && mQsExpanded);
215         updateQsState();
216     }
217 
setKeyguardShowing(boolean keyguardShowing)218     public void setKeyguardShowing(boolean keyguardShowing) {
219         if (DEBUG) Log.d(TAG, "setKeyguardShowing " + keyguardShowing);
220         mKeyguardShowing = keyguardShowing;
221         mQSAnimator.setOnKeyguard(keyguardShowing);
222         updateQsState();
223     }
224 
setOverscrolling(boolean stackScrollerOverscrolling)225     public void setOverscrolling(boolean stackScrollerOverscrolling) {
226         if (DEBUG) Log.d(TAG, "setOverscrolling " + stackScrollerOverscrolling);
227         mStackScrollerOverscrolling = stackScrollerOverscrolling;
228         updateQsState();
229     }
230 
setListening(boolean listening)231     public void setListening(boolean listening) {
232         if (DEBUG) Log.d(TAG, "setListening " + listening);
233         mListening = listening;
234         mHeader.setListening(listening);
235         mQSPanel.setListening(mListening && mQsExpanded);
236     }
237 
setQsExpansion(float expansion, float headerTranslation)238     public void setQsExpansion(float expansion, float headerTranslation) {
239         if (DEBUG) Log.d(TAG, "setQSExpansion " + expansion + " " + headerTranslation);
240         mQsExpansion = expansion;
241         final float translationScaleY = expansion - 1;
242         if (!mHeaderAnimating) {
243             setTranslationY(mKeyguardShowing ? (translationScaleY * mHeader.getHeight())
244                     : headerTranslation);
245         }
246         mHeader.setExpansion(mKeyguardShowing ? 1 : expansion);
247         mQSPanel.setTranslationY(translationScaleY * mQSPanel.getHeight());
248         mQSDetail.setFullyExpanded(expansion == 1);
249         mQSAnimator.setPosition(expansion);
250         updateBottom();
251 
252         // Set bounds on the QS panel so it doesn't run over the header.
253         mQsBounds.top = (int) (mQSPanel.getHeight() * (1 - expansion));
254         mQsBounds.right = mQSPanel.getWidth();
255         mQsBounds.bottom = mQSPanel.getHeight();
256         mQSPanel.setClipBounds(mQsBounds);
257     }
258 
animateHeaderSlidingIn(long delay)259     public void animateHeaderSlidingIn(long delay) {
260         if (DEBUG) Log.d(TAG, "animateHeaderSlidingIn");
261         // If the QS is already expanded we don't need to slide in the header as it's already
262         // visible.
263         if (!mQsExpanded) {
264             mHeaderAnimating = true;
265             mDelay = delay;
266             getViewTreeObserver().addOnPreDrawListener(mStartHeaderSlidingIn);
267         }
268     }
269 
animateHeaderSlidingOut()270     public void animateHeaderSlidingOut() {
271         if (DEBUG) Log.d(TAG, "animateHeaderSlidingOut");
272         mHeaderAnimating = true;
273         animate().y(-mHeader.getHeight())
274                 .setStartDelay(0)
275                 .setDuration(StackStateAnimator.ANIMATION_DURATION_STANDARD)
276                 .setInterpolator(Interpolators.FAST_OUT_SLOW_IN)
277                 .setListener(new AnimatorListenerAdapter() {
278                     @Override
279                     public void onAnimationEnd(Animator animation) {
280                         animate().setListener(null);
281                         mHeaderAnimating = false;
282                         updateQsState();
283                     }
284                 })
285                 .start();
286     }
287 
288     private final ViewTreeObserver.OnPreDrawListener mStartHeaderSlidingIn
289             = new ViewTreeObserver.OnPreDrawListener() {
290         @Override
291         public boolean onPreDraw() {
292             getViewTreeObserver().removeOnPreDrawListener(this);
293             animate()
294                     .translationY(0f)
295                     .setStartDelay(mDelay)
296                     .setDuration(StackStateAnimator.ANIMATION_DURATION_GO_TO_FULL_SHADE)
297                     .setInterpolator(Interpolators.FAST_OUT_SLOW_IN)
298                     .setListener(mAnimateHeaderSlidingInListener)
299                     .start();
300             setY(-mHeader.getHeight());
301             return true;
302         }
303     };
304 
305     private final Animator.AnimatorListener mAnimateHeaderSlidingInListener
306             = new AnimatorListenerAdapter() {
307         @Override
308         public void onAnimationEnd(Animator animation) {
309             mHeaderAnimating = false;
310             updateQsState();
311         }
312     };
313 
getQsMinExpansionHeight()314     public int getQsMinExpansionHeight() {
315         return mHeader.getHeight();
316     }
317 }
318