1/* 2 * Copyright (C) 2012 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 17package com.android.systemui.statusbar.phone; 18 19import android.content.Context; 20import android.content.res.Resources; 21import android.graphics.Canvas; 22import android.graphics.drawable.Drawable; 23import android.util.AttributeSet; 24import android.util.Slog; 25import android.view.MotionEvent; 26import android.view.View; 27 28import com.android.systemui.R; 29import com.android.systemui.statusbar.GestureRecorder; 30 31public class NotificationPanelView extends PanelView { 32 33 Drawable mHandleBar; 34 int mHandleBarHeight; 35 View mHandleView; 36 int mFingers; 37 PhoneStatusBar mStatusBar; 38 boolean mOkToFlip; 39 40 public NotificationPanelView(Context context, AttributeSet attrs) { 41 super(context, attrs); 42 } 43 44 public void setStatusBar(PhoneStatusBar bar) { 45 mStatusBar = bar; 46 } 47 48 @Override 49 protected void onFinishInflate() { 50 super.onFinishInflate(); 51 52 Resources resources = getContext().getResources(); 53 mHandleBar = resources.getDrawable(R.drawable.status_bar_close); 54 mHandleBarHeight = resources.getDimensionPixelSize(R.dimen.close_handle_height); 55 mHandleView = findViewById(R.id.handle); 56 57 setContentDescription(resources.getString(R.string.accessibility_desc_notification_shade)); 58 } 59 60 @Override 61 public void fling(float vel, boolean always) { 62 GestureRecorder gr = ((PhoneStatusBarView) mBar).mBar.getGestureRecorder(); 63 if (gr != null) { 64 gr.tag( 65 "fling " + ((vel > 0) ? "open" : "closed"), 66 "notifications,v=" + vel); 67 } 68 super.fling(vel, always); 69 } 70 71 // We draw the handle ourselves so that it's always glued to the bottom of the window. 72 @Override 73 protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 74 super.onLayout(changed, left, top, right, bottom); 75 if (changed) { 76 final int pl = getPaddingLeft(); 77 final int pr = getPaddingRight(); 78 mHandleBar.setBounds(pl, 0, getWidth() - pr, (int) mHandleBarHeight); 79 } 80 } 81 82 @Override 83 public void draw(Canvas canvas) { 84 super.draw(canvas); 85 final int off = (int) (getHeight() - mHandleBarHeight - getPaddingBottom()); 86 canvas.translate(0, off); 87 mHandleBar.setState(mHandleView.getDrawableState()); 88 mHandleBar.draw(canvas); 89 canvas.translate(0, -off); 90 } 91 92 @Override 93 public boolean onTouchEvent(MotionEvent event) { 94 if (PhoneStatusBar.SETTINGS_DRAG_SHORTCUT && mStatusBar.mHasFlipSettings) { 95 switch (event.getActionMasked()) { 96 case MotionEvent.ACTION_DOWN: 97 mOkToFlip = getExpandedHeight() == 0; 98 break; 99 case MotionEvent.ACTION_POINTER_DOWN: 100 if (mOkToFlip) { 101 float miny = event.getY(0); 102 float maxy = miny; 103 for (int i=1; i<event.getPointerCount(); i++) { 104 final float y = event.getY(i); 105 if (y < miny) miny = y; 106 if (y > maxy) maxy = y; 107 } 108 if (maxy - miny < mHandleBarHeight) { 109 if (getMeasuredHeight() < mHandleBarHeight) { 110 mStatusBar.switchToSettings(); 111 } else { 112 mStatusBar.flipToSettings(); 113 } 114 mOkToFlip = false; 115 } 116 } 117 break; 118 } 119 } 120 return mHandleView.dispatchTouchEvent(event); 121 } 122} 123