| /* |
| * Copyright (C) 2014 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.systemui.statusbar; |
| |
| import android.animation.Animator; |
| import android.animation.AnimatorListenerAdapter; |
| import android.content.Context; |
| import android.content.res.TypedArray; |
| import android.graphics.Canvas; |
| import android.graphics.drawable.Drawable; |
| import android.os.Handler; |
| import android.support.annotation.Nullable; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.view.View; |
| import android.view.ViewAnimationUtils; |
| import android.view.accessibility.AccessibilityEvent; |
| import android.widget.FrameLayout; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.systemui.Dependency; |
| import com.android.systemui.Interpolators; |
| import com.android.systemui.R; |
| import com.android.systemui.statusbar.stack.StackStateAnimator; |
| |
| /** |
| * The guts of a notification revealed when performing a long press. |
| */ |
| public class NotificationGuts extends FrameLayout { |
| private static final String TAG = "NotificationGuts"; |
| private static final long CLOSE_GUTS_DELAY = 8000; |
| |
| private Drawable mBackground; |
| private int mClipTopAmount; |
| private int mClipBottomAmount; |
| private int mActualHeight; |
| private boolean mExposed; |
| |
| private Handler mHandler; |
| private Runnable mFalsingCheck; |
| private boolean mNeedsFalsingProtection; |
| private OnGutsClosedListener mClosedListener; |
| private OnHeightChangedListener mHeightListener; |
| |
| private GutsContent mGutsContent; |
| |
| public interface GutsContent { |
| |
| public void setGutsParent(NotificationGuts listener); |
| |
| /** |
| * @return the view to be shown in the notification guts. |
| */ |
| public View getContentView(); |
| |
| /** |
| * @return the actual height of the content. |
| */ |
| public int getActualHeight(); |
| |
| /** |
| * Called when the guts view have been told to close, typically after an outside |
| * interaction. |
| * |
| * @param save whether the state should be saved. |
| * @param force whether the guts view should be forced closed regardless of state. |
| * @return if closing the view has been handled. |
| */ |
| public boolean handleCloseControls(boolean save, boolean force); |
| |
| /** |
| * @return whether the notification associated with these guts is set to be removed. |
| */ |
| public boolean willBeRemoved(); |
| |
| /** |
| * @return whether these guts are a leavebehind (e.g. {@link NotificationSnooze}). |
| */ |
| public default boolean isLeavebehind() { |
| return false; |
| } |
| } |
| |
| public interface OnGutsClosedListener { |
| public void onGutsClosed(NotificationGuts guts); |
| } |
| |
| public interface OnHeightChangedListener { |
| public void onHeightChanged(NotificationGuts guts); |
| } |
| |
| interface OnSettingsClickListener { |
| void onClick(View v, int appUid); |
| } |
| |
| public NotificationGuts(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| setWillNotDraw(false); |
| mHandler = new Handler(); |
| mFalsingCheck = new Runnable() { |
| @Override |
| public void run() { |
| if (mNeedsFalsingProtection && mExposed) { |
| closeControls(-1 /* x */, -1 /* y */, false /* save */, false /* force */); |
| } |
| } |
| }; |
| final TypedArray ta = context.obtainStyledAttributes(attrs, |
| com.android.internal.R.styleable.Theme, 0, 0); |
| ta.recycle(); |
| } |
| |
| public NotificationGuts(Context context) { |
| this(context, null); |
| } |
| |
| public void setGutsContent(GutsContent content) { |
| mGutsContent = content; |
| removeAllViews(); |
| addView(mGutsContent.getContentView()); |
| } |
| |
| public GutsContent getGutsContent() { |
| return mGutsContent; |
| } |
| |
| public void resetFalsingCheck() { |
| mHandler.removeCallbacks(mFalsingCheck); |
| if (mNeedsFalsingProtection && mExposed) { |
| mHandler.postDelayed(mFalsingCheck, CLOSE_GUTS_DELAY); |
| } |
| } |
| |
| @Override |
| protected void onDraw(Canvas canvas) { |
| draw(canvas, mBackground); |
| } |
| |
| private void draw(Canvas canvas, Drawable drawable) { |
| int top = mClipTopAmount; |
| int bottom = mActualHeight - mClipBottomAmount; |
| if (drawable != null && top < bottom) { |
| drawable.setBounds(0, top, getWidth(), bottom); |
| drawable.draw(canvas); |
| } |
| } |
| |
| @Override |
| protected void onFinishInflate() { |
| super.onFinishInflate(); |
| mBackground = mContext.getDrawable(R.drawable.notification_guts_bg); |
| if (mBackground != null) { |
| mBackground.setCallback(this); |
| } |
| } |
| |
| @Override |
| protected boolean verifyDrawable(Drawable who) { |
| return super.verifyDrawable(who) || who == mBackground; |
| } |
| |
| @Override |
| protected void drawableStateChanged() { |
| drawableStateChanged(mBackground); |
| } |
| |
| private void drawableStateChanged(Drawable d) { |
| if (d != null && d.isStateful()) { |
| d.setState(getDrawableState()); |
| } |
| } |
| |
| @Override |
| public void drawableHotspotChanged(float x, float y) { |
| if (mBackground != null) { |
| mBackground.setHotspot(x, y); |
| } |
| } |
| |
| public void openControls( |
| boolean shouldDoCircularReveal, |
| int x, |
| int y, |
| boolean needsFalsingProtection, |
| @Nullable Runnable onAnimationEnd) { |
| animateOpen(shouldDoCircularReveal, x, y, onAnimationEnd); |
| setExposed(true /* exposed */, needsFalsingProtection); |
| } |
| |
| public void closeControls(boolean leavebehinds, boolean controls, int x, int y, boolean force) { |
| if (mGutsContent != null) { |
| if (mGutsContent.isLeavebehind() && leavebehinds) { |
| closeControls(x, y, true /* save */, force); |
| } else if (!mGutsContent.isLeavebehind() && controls) { |
| closeControls(x, y, true /* save */, force); |
| } |
| } |
| } |
| |
| /** |
| * Closes any exposed guts/views. |
| * |
| * @param x x coordinate to animate the close circular reveal with |
| * @param y y coordinate to animate the close circular reveal with |
| * @param save whether the state should be saved |
| * @param force whether the guts should be force-closed regardless of state. |
| */ |
| public void closeControls(int x, int y, boolean save, boolean force) { |
| // First try to dismiss any blocking helper. |
| boolean wasBlockingHelperDismissed = |
| Dependency.get(NotificationBlockingHelperManager.class) |
| .dismissCurrentBlockingHelper(); |
| |
| if (getWindowToken() == null) { |
| if (mClosedListener != null) { |
| mClosedListener.onGutsClosed(this); |
| } |
| return; |
| } |
| |
| if (mGutsContent == null |
| || !mGutsContent.handleCloseControls(save, force) |
| || wasBlockingHelperDismissed) { |
| // We only want to do a circular reveal if we're not showing the blocking helper. |
| animateClose(x, y, !wasBlockingHelperDismissed /* shouldDoCircularReveal */); |
| |
| setExposed(false, mNeedsFalsingProtection); |
| if (mClosedListener != null) { |
| mClosedListener.onGutsClosed(this); |
| } |
| } |
| } |
| |
| /** Animates in the guts view via either a fade or a circular reveal. */ |
| private void animateOpen( |
| boolean shouldDoCircularReveal, int x, int y, @Nullable Runnable onAnimationEnd) { |
| if (isAttachedToWindow()) { |
| if (shouldDoCircularReveal) { |
| double horz = Math.max(getWidth() - x, x); |
| double vert = Math.max(getHeight() - y, y); |
| float r = (float) Math.hypot(horz, vert); |
| // Circular reveal originating at (x, y) |
| Animator a = ViewAnimationUtils.createCircularReveal(this, x, y, 0, r); |
| a.setDuration(StackStateAnimator.ANIMATION_DURATION_STANDARD); |
| a.setInterpolator(Interpolators.LINEAR_OUT_SLOW_IN); |
| a.addListener(new AnimateOpenListener(onAnimationEnd)); |
| a.start(); |
| } else { |
| // Fade in content |
| this.setAlpha(0f); |
| this.animate() |
| .alpha(1f) |
| .setDuration(StackStateAnimator.ANIMATION_DURATION_BLOCKING_HELPER_FADE) |
| .setInterpolator(Interpolators.ALPHA_IN) |
| .setListener(new AnimateOpenListener(onAnimationEnd)) |
| .start(); |
| } |
| } else { |
| Log.w(TAG, "Failed to animate guts open"); |
| } |
| } |
| |
| |
| /** Animates out the guts view via either a fade or a circular reveal. */ |
| @VisibleForTesting |
| void animateClose(int x, int y, boolean shouldDoCircularReveal) { |
| if (isAttachedToWindow()) { |
| if (shouldDoCircularReveal) { |
| // Circular reveal originating at (x, y) |
| if (x == -1 || y == -1) { |
| x = (getLeft() + getRight()) / 2; |
| y = (getTop() + getHeight() / 2); |
| } |
| double horz = Math.max(getWidth() - x, x); |
| double vert = Math.max(getHeight() - y, y); |
| float r = (float) Math.hypot(horz, vert); |
| Animator a = ViewAnimationUtils.createCircularReveal(this, |
| x, y, r, 0); |
| a.setDuration(StackStateAnimator.ANIMATION_DURATION_STANDARD); |
| a.setInterpolator(Interpolators.FAST_OUT_LINEAR_IN); |
| a.addListener(new AnimateCloseListener(this /* view */)); |
| a.start(); |
| } else { |
| // Fade in the blocking helper. |
| this.animate() |
| .alpha(0f) |
| .setDuration(StackStateAnimator.ANIMATION_DURATION_BLOCKING_HELPER_FADE) |
| .setInterpolator(Interpolators.ALPHA_OUT) |
| .setListener(new AnimateCloseListener(this /* view */)) |
| .start(); |
| } |
| } else { |
| Log.w(TAG, "Failed to animate guts close"); |
| } |
| } |
| |
| public void setActualHeight(int actualHeight) { |
| mActualHeight = actualHeight; |
| invalidate(); |
| } |
| |
| public int getActualHeight() { |
| return mActualHeight; |
| } |
| |
| public int getIntrinsicHeight() { |
| return mGutsContent != null && mExposed ? mGutsContent.getActualHeight() : getHeight(); |
| } |
| |
| public void setClipTopAmount(int clipTopAmount) { |
| mClipTopAmount = clipTopAmount; |
| invalidate(); |
| } |
| |
| public void setClipBottomAmount(int clipBottomAmount) { |
| mClipBottomAmount = clipBottomAmount; |
| invalidate(); |
| } |
| |
| @Override |
| public boolean hasOverlappingRendering() { |
| // Prevents this view from creating a layer when alpha is animating. |
| return false; |
| } |
| |
| public void setClosedListener(OnGutsClosedListener listener) { |
| mClosedListener = listener; |
| } |
| |
| public void setHeightChangedListener(OnHeightChangedListener listener) { |
| mHeightListener = listener; |
| } |
| |
| protected void onHeightChanged() { |
| if (mHeightListener != null) { |
| mHeightListener.onHeightChanged(this); |
| } |
| } |
| |
| @VisibleForTesting |
| void setExposed(boolean exposed, boolean needsFalsingProtection) { |
| final boolean wasExposed = mExposed; |
| mExposed = exposed; |
| mNeedsFalsingProtection = needsFalsingProtection; |
| if (mExposed && mNeedsFalsingProtection) { |
| resetFalsingCheck(); |
| } else { |
| mHandler.removeCallbacks(mFalsingCheck); |
| } |
| if (wasExposed != mExposed && mGutsContent != null) { |
| final View contentView = mGutsContent.getContentView(); |
| contentView.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED); |
| if (mExposed) { |
| contentView.requestAccessibilityFocus(); |
| } |
| } |
| } |
| |
| public boolean willBeRemoved() { |
| return mGutsContent != null ? mGutsContent.willBeRemoved() : false; |
| } |
| |
| public boolean isExposed() { |
| return mExposed; |
| } |
| |
| public boolean isLeavebehind() { |
| return mGutsContent != null && mGutsContent.isLeavebehind(); |
| } |
| |
| /** Listener for animations executed in {@link #animateOpen(boolean, int, int, Runnable)}. */ |
| private static class AnimateOpenListener extends AnimatorListenerAdapter { |
| final Runnable mOnAnimationEnd; |
| |
| private AnimateOpenListener(Runnable onAnimationEnd) { |
| mOnAnimationEnd = onAnimationEnd; |
| } |
| |
| @Override |
| public void onAnimationEnd(Animator animation) { |
| super.onAnimationEnd(animation); |
| if (mOnAnimationEnd != null) { |
| mOnAnimationEnd.run(); |
| } |
| } |
| } |
| |
| /** Listener for animations executed in {@link #animateClose(int, int, boolean)}. */ |
| private static class AnimateCloseListener extends AnimatorListenerAdapter { |
| final View mView; |
| |
| private AnimateCloseListener(View view) { |
| mView = view; |
| } |
| |
| @Override |
| public void onAnimationEnd(Animator animation) { |
| super.onAnimationEnd(animation); |
| mView.setVisibility(View.GONE); |
| } |
| } |
| } |