1 /* 2 * Copyright (C) 2012 Google Inc. 3 * Licensed to The Android Open Source Project. 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package com.android.mail.browse; 19 20 import android.content.Context; 21 import android.content.res.Resources; 22 import android.util.AttributeSet; 23 import android.view.View; 24 import android.widget.FrameLayout; 25 import android.widget.TextView; 26 27 import com.android.mail.R; 28 import com.android.mail.browse.ConversationViewAdapter.SuperCollapsedBlockItem; 29 30 import java.text.NumberFormat; 31 32 /** 33 * A header block that expands to a list of collapsed message headers. Will notify a listener on tap 34 * so the listener can hide the block and reveal the corresponding collapsed message headers. 35 * 36 */ 37 public class SuperCollapsedBlock extends FrameLayout implements View.OnClickListener { 38 39 public interface OnClickListener { 40 /** 41 * Handle a click on a super-collapsed block. 42 * 43 */ onSuperCollapsedClick(SuperCollapsedBlockItem item)44 void onSuperCollapsedClick(SuperCollapsedBlockItem item); 45 } 46 47 private SuperCollapsedBlockItem mSuperCollapsedItem; 48 private OnClickListener mClick; 49 private TextView mSuperCollapsedText; 50 SuperCollapsedBlock(Context context)51 public SuperCollapsedBlock(Context context) { 52 this(context, null); 53 } 54 SuperCollapsedBlock(Context context, AttributeSet attrs)55 public SuperCollapsedBlock(Context context, AttributeSet attrs) { 56 super(context, attrs); 57 setActivated(false); 58 setOnClickListener(this); 59 } 60 initialize(OnClickListener onClick)61 public void initialize(OnClickListener onClick) { 62 mClick = onClick; 63 } 64 65 @Override onFinishInflate()66 protected void onFinishInflate() { 67 super.onFinishInflate(); 68 mSuperCollapsedText = (TextView) findViewById(R.id.super_collapsed_text); 69 } 70 bind(SuperCollapsedBlockItem item)71 public void bind(SuperCollapsedBlockItem item) { 72 mSuperCollapsedItem = item; 73 setCount(item.getEnd() - item.getStart() + 1); 74 } 75 setCount(int count)76 public void setCount(int count) { 77 final String strCount = NumberFormat.getIntegerInstance().format(count); 78 mSuperCollapsedText.setText(strCount); 79 final Resources res = getResources(); 80 final int colorId = mSuperCollapsedItem.hasDraft() ? 81 R.color.text_color_draft_red : R.color.conversation_view_text_color_light; 82 mSuperCollapsedText.setTextColor(res.getColor(colorId)); 83 setContentDescription( 84 res.getQuantityString(R.plurals.show_messages_read, count, count)); 85 } 86 87 @Override onClick(final View v)88 public void onClick(final View v) { 89 ((TextView) findViewById(R.id.super_collapsed_text)).setText( 90 R.string.loading_conversation); 91 92 if (mClick != null) { 93 getHandler().post(new Runnable() { 94 @Override 95 public void run() { 96 mClick.onSuperCollapsedClick(mSuperCollapsedItem); 97 } 98 }); 99 } 100 } 101 } 102