| /* |
| * Copyright (C) 2011 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.policy; |
| |
| import android.app.Notification; |
| import android.content.Context; |
| import android.content.res.Configuration; |
| import android.graphics.Rect; |
| import android.graphics.drawable.Drawable; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.view.MotionEvent; |
| import android.view.View; |
| import android.view.ViewConfiguration; |
| import android.view.ViewGroup; |
| import android.widget.LinearLayout; |
| |
| import com.android.systemui.R; |
| import com.android.systemui.SwipeHelper; |
| import com.android.systemui.statusbar.BaseStatusBar; |
| |
| public class HeadsUpNotificationView extends LinearLayout implements SwipeHelper.Callback { |
| private static final String TAG = "HeadsUpNotificationView"; |
| private static final boolean DEBUG = false; |
| |
| Rect mTmpRect = new Rect(); |
| |
| private SwipeHelper mSwipeHelper; |
| |
| BaseStatusBar mBar; |
| private ViewGroup mContentHolder; |
| |
| private Notification mHeadsUp; |
| private OnClickListener mOnClickListener; |
| |
| public HeadsUpNotificationView(Context context, AttributeSet attrs) { |
| this(context, attrs, 0); |
| } |
| |
| public HeadsUpNotificationView(Context context, AttributeSet attrs, int defStyle) { |
| super(context, attrs, defStyle); |
| |
| setOrientation(LinearLayout.VERTICAL); |
| } |
| |
| @Override |
| public void onAttachedToWindow() { |
| float densityScale = getResources().getDisplayMetrics().density; |
| float pagingTouchSlop = ViewConfiguration.get(getContext()).getScaledPagingTouchSlop(); |
| mSwipeHelper = new SwipeHelper(SwipeHelper.X, this, densityScale, pagingTouchSlop); |
| |
| mContentHolder = (ViewGroup) findViewById(R.id.contentHolder); |
| if (mHeadsUp != null) { |
| // whoops, we're on already! |
| applyContent(mHeadsUp, mOnClickListener); |
| } |
| } |
| |
| public void setBar(BaseStatusBar bar) { |
| mBar = bar; |
| } |
| |
| @Override |
| public boolean onInterceptTouchEvent(MotionEvent ev) { |
| if (DEBUG) Log.v(TAG, "onInterceptTouchEvent()"); |
| return mSwipeHelper.onInterceptTouchEvent(ev) || |
| super.onInterceptTouchEvent(ev); |
| } |
| |
| @Override |
| public boolean onTouchEvent(MotionEvent ev) { |
| return mSwipeHelper.onTouchEvent(ev) || |
| super.onTouchEvent(ev); |
| } |
| |
| public boolean canChildBeDismissed(View v) { |
| return true; |
| } |
| |
| public void onChildDismissed(View v) { |
| Log.v(TAG, "User swiped heads up to dismiss"); |
| mBar.dismissHeadsUp(); |
| } |
| |
| public void onBeginDrag(View v) { |
| } |
| |
| public void onDragCancelled(View v) { |
| mContentHolder.setAlpha(1f); // sometimes this isn't quite reset |
| } |
| |
| public View getChildAtPosition(MotionEvent ev) { |
| return mContentHolder; |
| } |
| |
| public View getChildContentView(View v) { |
| return v; |
| } |
| |
| @Override |
| protected void onConfigurationChanged(Configuration newConfig) { |
| super.onConfigurationChanged(newConfig); |
| float densityScale = getResources().getDisplayMetrics().density; |
| mSwipeHelper.setDensityScale(densityScale); |
| float pagingTouchSlop = ViewConfiguration.get(getContext()).getScaledPagingTouchSlop(); |
| mSwipeHelper.setPagingTouchSlop(pagingTouchSlop); |
| } |
| |
| @Override |
| public void onDraw(android.graphics.Canvas c) { |
| super.onDraw(c); |
| if (DEBUG) { |
| //Log.d(TAG, "onDraw: canvas height: " + c.getHeight() + "px; measured height: " |
| // + getMeasuredHeight() + "px"); |
| c.save(); |
| c.clipRect(6, 6, c.getWidth() - 6, getMeasuredHeight() - 6, |
| android.graphics.Region.Op.DIFFERENCE); |
| c.drawColor(0xFFcc00cc); |
| c.restore(); |
| } |
| } |
| |
| public boolean applyContent(Notification headsUp, OnClickListener listener) { |
| mHeadsUp = headsUp; |
| mOnClickListener = listener; |
| if (mContentHolder == null) { |
| // too soon! |
| return false; |
| } |
| if (headsUp.contentView == null) { |
| // bad data |
| return false; |
| } |
| mContentHolder.setX(0); |
| mContentHolder.setVisibility(View.VISIBLE); |
| mContentHolder.setAlpha(1f); |
| mContentHolder.removeAllViews(); |
| final View content = headsUp.contentView.apply(getContext(), mContentHolder); |
| if (listener != null) { |
| content.setOnClickListener(listener); |
| |
| Drawable bg = getResources().getDrawable(R.drawable.heads_up_notification_row_bg); |
| if (bg == null) { |
| Log.e(TAG, String.format("Can't find background drawable id=0x%08x", |
| R.drawable.heads_up_notification_row_bg)); |
| } else { |
| content.setBackgroundDrawable(bg); |
| } |
| } |
| mContentHolder.addView(content); |
| return true; |
| } |
| } |