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      1 /*
      2  * Copyright (C) 2011 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 package com.android.browser;
     17 
     18 import android.content.Context;
     19 import android.graphics.Bitmap;
     20 import android.os.Handler;
     21 import android.os.Message;
     22 import android.text.TextUtils;
     23 import android.util.AttributeSet;
     24 import android.view.MenuItem;
     25 import android.view.View;
     26 import android.view.View.OnClickListener;
     27 import android.view.ViewConfiguration;
     28 import android.view.ViewPropertyAnimator;
     29 import android.widget.ImageView;
     30 import android.widget.LinearLayout;
     31 import android.widget.PopupMenu.OnMenuItemClickListener;
     32 import android.widget.TextView;
     33 
     34 import com.android.browser.UI.ComboViews;
     35 
     36 import java.text.DateFormat;
     37 import java.util.Date;
     38 
     39 public class SnapshotBar extends LinearLayout implements OnClickListener {
     40 
     41     private static final int MSG_SHOW_TITLE = 1;
     42     private static final long DURATION_SHOW_DATE = BaseUi.HIDE_TITLEBAR_DELAY;
     43 
     44     private ImageView mFavicon;
     45     private TextView mDate;
     46     private TextView mTitle;
     47     private View mBookmarks;
     48     private TitleBar mTitleBar;
     49     private View mTabSwitcher;
     50     private View mOverflowMenu;
     51     private View mToggleContainer;
     52     private boolean mIsAnimating;
     53     private ViewPropertyAnimator mTitleAnimator, mDateAnimator;
     54     private float mAnimRadius = 20f;
     55 
     56     public SnapshotBar(Context context) {
     57         super(context);
     58     }
     59 
     60     public SnapshotBar(Context context, AttributeSet attrs) {
     61         super(context, attrs);
     62     }
     63 
     64     public SnapshotBar(Context context, AttributeSet attrs, int defStyle) {
     65         super(context, attrs, defStyle);
     66     }
     67 
     68     public void setTitleBar(TitleBar titleBar) {
     69         mTitleBar = titleBar;
     70         setFavicon(null);
     71     }
     72 
     73     private Handler mHandler = new Handler() {
     74         @Override
     75         public void handleMessage(Message msg) {
     76             if (msg.what == MSG_SHOW_TITLE) {
     77                 mIsAnimating = false;
     78                 showTitle();
     79                 mTitleBar.getUi().showTitleBarForDuration();
     80             }
     81         }
     82     };
     83 
     84     @Override
     85     protected void onFinishInflate() {
     86         super.onFinishInflate();
     87         mFavicon = (ImageView) findViewById(R.id.favicon);
     88         mDate = (TextView) findViewById(R.id.date);
     89         mTitle = (TextView) findViewById(R.id.title);
     90         mBookmarks = findViewById(R.id.all_btn);
     91         mTabSwitcher = findViewById(R.id.tab_switcher);
     92         mOverflowMenu = findViewById(R.id.more);
     93         mToggleContainer = findViewById(R.id.toggle_container);
     94 
     95         if (mBookmarks != null) {
     96             mBookmarks.setOnClickListener(this);
     97         }
     98         if (mTabSwitcher != null) {
     99             mTabSwitcher.setOnClickListener(this);
    100         }
    101         if (mOverflowMenu != null) {
    102             mOverflowMenu.setOnClickListener(this);
    103             boolean showMenu = !ViewConfiguration.get(getContext())
    104                     .hasPermanentMenuKey();
    105             mOverflowMenu.setVisibility(showMenu ? VISIBLE : GONE);
    106         }
    107         if (mToggleContainer != null) {
    108             mToggleContainer.setOnClickListener(this);
    109             resetAnimation();
    110         }
    111     }
    112 
    113     @Override
    114     protected void onLayout(boolean changed, int l, int t, int r, int b) {
    115         super.onLayout(changed, l, t, r, b);
    116         if (mToggleContainer != null) {
    117             mAnimRadius = mToggleContainer.getHeight() / 2f;
    118         }
    119     }
    120 
    121     void resetAnimation() {
    122         if (mToggleContainer == null) {
    123             // No animation needed/used
    124             return;
    125         }
    126         if (mTitleAnimator != null) {
    127             mTitleAnimator.cancel();
    128             mTitleAnimator = null;
    129         }
    130         if (mDateAnimator != null) {
    131             mDateAnimator.cancel();
    132             mDateAnimator = null;
    133         }
    134         mIsAnimating = false;
    135         mHandler.removeMessages(MSG_SHOW_TITLE);
    136         mTitle.setAlpha(1f);
    137         mTitle.setTranslationY(0f);
    138         mTitle.setRotationX(0f);
    139         mDate.setAlpha(0f);
    140         mDate.setTranslationY(-mAnimRadius);
    141         mDate.setRotationX(90f);
    142     }
    143 
    144     private void showDate() {
    145         mTitleAnimator = mTitle.animate()
    146                 .alpha(0f)
    147                 .translationY(mAnimRadius)
    148                 .rotationX(-90f);
    149         mDateAnimator = mDate.animate()
    150                 .alpha(1f)
    151                 .translationY(0f)
    152                 .rotationX(0f);
    153     }
    154 
    155     private void showTitle() {
    156         mTitleAnimator = mTitle.animate()
    157                 .alpha(1f)
    158                 .translationY(0f)
    159                 .rotationX(0f);
    160         mDateAnimator = mDate.animate()
    161                 .alpha(0f)
    162                 .translationY(-mAnimRadius)
    163                 .rotationX(90f);
    164     }
    165 
    166     @Override
    167     public void onClick(View v) {
    168         if (mBookmarks == v) {
    169             mTitleBar.getUiController().bookmarksOrHistoryPicker(ComboViews.Bookmarks);
    170         } else if (mTabSwitcher == v) {
    171             ((PhoneUi) mTitleBar.getUi()).toggleNavScreen();
    172         } else if (mOverflowMenu == v) {
    173             NavigationBarBase navBar = mTitleBar.getNavigationBar();
    174             if (navBar instanceof NavigationBarPhone) {
    175                 ((NavigationBarPhone)navBar).showMenu(mOverflowMenu);
    176             }
    177         } else if (mToggleContainer == v && !mIsAnimating) {
    178             mIsAnimating = true;
    179             showDate();
    180             mTitleBar.getUi().showTitleBar();
    181             Message m = mHandler.obtainMessage(MSG_SHOW_TITLE);
    182             mHandler.sendMessageDelayed(m, DURATION_SHOW_DATE);
    183         }
    184     }
    185 
    186     public void onTabDataChanged(Tab tab) {
    187         if (!tab.isSnapshot()) return;
    188         SnapshotTab snapshot = (SnapshotTab) tab;
    189         DateFormat dateFormat = DateFormat.getDateInstance(DateFormat.LONG);
    190         mDate.setText(dateFormat.format(new Date(snapshot.getDateCreated())));
    191         String title = snapshot.getTitle();
    192         if (TextUtils.isEmpty(title)) {
    193             title = UrlUtils.stripUrl(snapshot.getUrl());
    194         }
    195         mTitle.setText(title);
    196         setFavicon(tab.getFavicon());
    197         resetAnimation();
    198     }
    199 
    200     public void setFavicon(Bitmap icon) {
    201         if (mFavicon == null) return;
    202         mFavicon.setImageDrawable(mTitleBar.getUi().getFaviconDrawable(icon));
    203     }
    204 
    205     public boolean isAnimating() {
    206         return mIsAnimating;
    207     }
    208 
    209 }
    210