134 lines
4.7 KiB
Java
134 lines
4.7 KiB
Java
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.server.status;
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import android.content.Context;
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import android.os.Handler;
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import android.util.AttributeSet;
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import android.view.View;
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import android.widget.LinearLayout;
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public class IconMerger extends LinearLayout {
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StatusBarManagerService service;
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StatusBarIcon moreIcon;
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public IconMerger(Context context, AttributeSet attrs) {
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super(context, attrs);
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}
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@Override
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protected void onLayout(boolean changed, int l, int t, int r, int b) {
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super.onLayout(changed, l, t, r, b);
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final int maxWidth = r - l;
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final int N = getChildCount();
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int i;
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// get the rightmost one, and see if we even need to do anything
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int fitRight = -1;
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for (i=N-1; i>=0; i--) {
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final View child = getChildAt(i);
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if (child.getVisibility() != GONE) {
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fitRight = child.getRight();
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break;
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}
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}
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// find the first visible one that isn't the more icon
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View moreView = null;
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int fitLeft = -1;
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int startIndex = -1;
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for (i=0; i<N; i++) {
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final View child = getChildAt(i);
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if (com.android.internal.R.drawable.stat_notify_more == child.getId()) {
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moreView = child;
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startIndex = i+1;
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}
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else if (child.getVisibility() != GONE) {
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fitLeft = child.getLeft();
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break;
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}
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}
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if (moreView == null || startIndex < 0) {
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throw new RuntimeException("Status Bar / IconMerger moreView == null");
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}
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// if it fits without the more icon, then hide the more icon and update fitLeft
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// so everything gets pushed left
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int adjust = 0;
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if (fitRight - fitLeft <= maxWidth) {
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adjust = fitLeft - moreView.getLeft();
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fitLeft -= adjust;
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fitRight -= adjust;
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moreView.layout(0, moreView.getTop(), 0, moreView.getBottom());
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}
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int extra = fitRight - r;
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int shift = -1;
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int breakingPoint = fitLeft + extra + adjust;
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int number = 0;
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for (i=startIndex; i<N; i++) {
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final View child = getChildAt(i);
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if (child.getVisibility() != GONE) {
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int childLeft = child.getLeft();
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int childRight = child.getRight();
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if (childLeft < breakingPoint) {
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// hide this one
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child.layout(0, child.getTop(), 0, child.getBottom());
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int n = this.service.getIconNumberForView(child);
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if (n == 0) {
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number += 1;
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} else if (n > 0) {
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number += n;
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}
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} else {
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// decide how much to shift by
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if (shift < 0) {
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shift = childLeft - fitLeft;
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}
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// shift this left by shift
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child.layout(childLeft-shift, child.getTop(),
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childRight-shift, child.getBottom());
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}
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}
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}
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// BUG: Updating the text during the layout here doesn't seem to cause
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// the view to be redrawn fully. The text view gets resized correctly, but the
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// text contents aren't drawn properly. To work around this, we post a message
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// and provide the value later. We're the only one changing this value show it
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// should be ordered correctly.
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if (false) {
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this.moreIcon.update(number);
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} else {
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mBugWorkaroundNumber = number;
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mBugWorkaroundHandler.post(mBugWorkaroundRunnable);
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}
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}
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private int mBugWorkaroundNumber;
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private Handler mBugWorkaroundHandler = new Handler();
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private Runnable mBugWorkaroundRunnable = new Runnable() {
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public void run() {
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IconMerger.this.moreIcon.update(mBugWorkaroundNumber);
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IconMerger.this.moreIcon.view.invalidate();
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}
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};
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}
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