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/*
* Copyright (C) 2012 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.phone;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Canvas;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.util.EventLog;
import android.view.MotionEvent;
import android.view.View;
import android.view.accessibility.AccessibilityEvent;
import com.android.systemui.EventLogTags;
import com.android.systemui.R;
import com.android.systemui.statusbar.GestureRecorder;
public class NotificationPanelView extends PanelView {
public static final boolean DEBUG_GESTURES = true;
Drawable mHandleBar;
int mHandleBarHeight;
View mHandleView;
int mFingers;
PhoneStatusBar mStatusBar;
boolean mOkToFlip;
public NotificationPanelView(Context context, AttributeSet attrs) {
super(context, attrs);
}
public void setStatusBar(PhoneStatusBar bar) {
mStatusBar = bar;
}
@Override
protected void onFinishInflate() {
super.onFinishInflate();
Resources resources = getContext().getResources();
mHandleBar = resources.getDrawable(R.drawable.status_bar_close);
mHandleBarHeight = resources.getDimensionPixelSize(R.dimen.close_handle_height);
mHandleView = findViewById(R.id.handle);
}
@Override
public void fling(float vel, boolean always) {
GestureRecorder gr = ((PhoneStatusBarView) mBar).mBar.getGestureRecorder();
if (gr != null) {
gr.tag(
"fling " + ((vel > 0) ? "open" : "closed"),
"notifications,v=" + vel);
}
super.fling(vel, always);
}
@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
if (event.getEventType() == AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED) {
event.getText()
.add(getContext().getString(R.string.accessibility_desc_notification_shade));
return true;
}
return super.dispatchPopulateAccessibilityEvent(event);
}
// We draw the handle ourselves so that it's always glued to the bottom of the window.
@Override
protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
super.onLayout(changed, left, top, right, bottom);
if (changed) {
final int pl = getPaddingLeft();
final int pr = getPaddingRight();
mHandleBar.setBounds(pl, 0, getWidth() - pr, (int) mHandleBarHeight);
}
}
@Override
public void draw(Canvas canvas) {
super.draw(canvas);
final int off = (int) (getHeight() - mHandleBarHeight - getPaddingBottom());
canvas.translate(0, off);
mHandleBar.setState(mHandleView.getDrawableState());
mHandleBar.draw(canvas);
canvas.translate(0, -off);
}
@Override
public boolean onTouchEvent(MotionEvent event) {
if (DEBUG_GESTURES) {
if (event.getActionMasked() != MotionEvent.ACTION_MOVE) {
EventLog.writeEvent(EventLogTags.SYSUI_NOTIFICATIONPANEL_TOUCH,
event.getActionMasked(), (int) event.getX(), (int) event.getY());
}
}
if (PhoneStatusBar.SETTINGS_DRAG_SHORTCUT && mStatusBar.mHasFlipSettings) {
switch (event.getActionMasked()) {
case MotionEvent.ACTION_DOWN:
mOkToFlip = getExpandedHeight() == 0;
break;
case MotionEvent.ACTION_POINTER_DOWN:
if (mOkToFlip) {
float miny = event.getY(0);
float maxy = miny;
for (int i=1; i<event.getPointerCount(); i++) {
final float y = event.getY(i);
if (y < miny) miny = y;
if (y > maxy) maxy = y;
}
if (maxy - miny < mHandleBarHeight) {
if (getMeasuredHeight() < mHandleBarHeight) {
mStatusBar.switchToSettings();
} else {
mStatusBar.flipToSettings();
}
mOkToFlip = false;
}
}
break;
}
}
return mHandleView.dispatchTouchEvent(event);
}
}
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