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
17package com.android.browser;
18
19import android.app.Activity;
20import android.content.Context;
21import android.graphics.Bitmap;
22import android.view.LayoutInflater;
23import android.view.View;
24import android.view.View.OnClickListener;
25import android.view.ViewGroup;
26import android.view.ViewGroup.LayoutParams;
27import android.webkit.WebView;
28import android.widget.BaseAdapter;
29import android.widget.FrameLayout;
30import android.widget.ImageView;
31import android.widget.ImageView.ScaleType;
32import android.widget.TextView;
33
34import com.android.browser.UI.ComboViews;
35import com.android.browser.view.PieItem;
36import com.android.browser.view.PieMenu;
37import com.android.browser.view.PieMenu.PieView.OnLayoutListener;
38import com.android.browser.view.PieStackView;
39import com.android.browser.view.PieStackView.OnCurrentListener;
40
41import java.util.ArrayList;
42import java.util.List;
43
44/**
45 * Controller for Quick Controls pie menu
46 */
47public class PieControl implements PieMenu.PieController, OnClickListener {
48
49    protected Activity mActivity;
50    protected UiController mUiController;
51    protected PieMenu mPie;
52    protected int mItemSize;
53    protected TextView mTabsCount;
54    private BaseUi mUi;
55    private PieItem mBack;
56    private PieItem mForward;
57    private PieItem mRefresh;
58    private PieItem mUrl;
59    private PieItem mOptions;
60    private PieItem mBookmarks;
61    private PieItem mHistory;
62    private PieItem mAddBookmark;
63    private PieItem mNewTab;
64    private PieItem mIncognito;
65    private PieItem mClose;
66    private PieItem mShowTabs;
67    private PieItem mInfo;
68    private PieItem mFind;
69    private PieItem mShare;
70    private PieItem mRDS;
71    private TabAdapter mTabAdapter;
72
73    public PieControl(Activity activity, UiController controller, BaseUi ui) {
74        mActivity = activity;
75        mUiController = controller;
76        mItemSize = (int) activity.getResources().getDimension(R.dimen.qc_item_size);
77        mUi = ui;
78    }
79
80    public void stopEditingUrl() {
81        mUi.stopEditingUrl();
82    }
83
84    protected void attachToContainer(FrameLayout container) {
85        if (mPie == null) {
86            mPie = new PieMenu(mActivity);
87            LayoutParams lp = new LayoutParams(LayoutParams.MATCH_PARENT,
88                    LayoutParams.MATCH_PARENT);
89            mPie.setLayoutParams(lp);
90            populateMenu();
91            mPie.setController(this);
92        }
93        container.addView(mPie);
94    }
95
96    protected void removeFromContainer(FrameLayout container) {
97        container.removeView(mPie);
98    }
99
100    protected void forceToTop(FrameLayout container) {
101        if (mPie.getParent() != null) {
102            container.removeView(mPie);
103            container.addView(mPie);
104        }
105    }
106
107    protected void setClickListener(OnClickListener listener, PieItem... items) {
108        for (PieItem item : items) {
109            item.getView().setOnClickListener(listener);
110        }
111    }
112
113    @Override
114    public boolean onOpen() {
115        int n = mUiController.getTabControl().getTabCount();
116        mTabsCount.setText(Integer.toString(n));
117        Tab tab = mUiController.getCurrentTab();
118        if (tab != null) {
119            mForward.setEnabled(tab.canGoForward());
120        }
121        WebView view = mUiController.getCurrentWebView();
122        if (view != null) {
123            ImageView icon = (ImageView) mRDS.getView();
124            if (mUiController.getSettings().hasDesktopUseragent(view)) {
125                icon.setImageResource(R.drawable.ic_mobile);
126            } else {
127                icon.setImageResource(R.drawable.ic_desktop_holo_dark);
128            }
129        }
130        return true;
131    }
132
133    protected void populateMenu() {
134        mBack = makeItem(R.drawable.ic_back_holo_dark, 1);
135        mUrl = makeItem(R.drawable.ic_web_holo_dark, 1);
136        mBookmarks = makeItem(R.drawable.ic_bookmarks_holo_dark, 1);
137        mHistory = makeItem(R.drawable.ic_history_holo_dark, 1);
138        mAddBookmark = makeItem(R.drawable.ic_bookmark_on_holo_dark, 1);
139        mRefresh = makeItem(R.drawable.ic_refresh_holo_dark, 1);
140        mForward = makeItem(R.drawable.ic_forward_holo_dark, 1);
141        mNewTab = makeItem(R.drawable.ic_new_window_holo_dark, 1);
142        mIncognito = makeItem(R.drawable.ic_new_incognito_holo_dark, 1);
143        mClose = makeItem(R.drawable.ic_close_window_holo_dark, 1);
144        mInfo = makeItem(android.R.drawable.ic_menu_info_details, 1);
145        mFind = makeItem(R.drawable.ic_search_holo_dark, 1);
146        mShare = makeItem(R.drawable.ic_share_holo_dark, 1);
147        View tabs = makeTabsView();
148        mShowTabs = new PieItem(tabs, 1);
149        mOptions = makeItem(R.drawable.ic_settings_holo_dark, 1);
150        mRDS = makeItem(R.drawable.ic_desktop_holo_dark, 1);
151        mTabAdapter = new TabAdapter(mActivity, mUiController);
152        PieStackView stack = new PieStackView(mActivity);
153        stack.setLayoutListener(new OnLayoutListener() {
154            @Override
155            public void onLayout(int ax, int ay, boolean left) {
156                buildTabs();
157            }
158        });
159        stack.setOnCurrentListener(mTabAdapter);
160        stack.setAdapter(mTabAdapter);
161        mShowTabs.setPieView(stack);
162        setClickListener(this, mBack, mRefresh, mForward, mUrl, mFind, mInfo,
163                mShare, mBookmarks, mNewTab, mIncognito, mClose, mHistory,
164                mAddBookmark, mOptions, mRDS);
165        if (!BrowserActivity.isTablet(mActivity)) {
166            mShowTabs.getView().setOnClickListener(this);
167        }
168        // level 1
169        mPie.addItem(mOptions);
170        mOptions.addItem(mRDS);
171        mOptions.addItem(makeFiller());
172        mOptions.addItem(makeFiller());
173        mOptions.addItem(makeFiller());
174        mPie.addItem(mBack);
175        mBack.addItem(mRefresh);
176        mBack.addItem(mForward);
177        mBack.addItem(makeFiller());
178        mBack.addItem(makeFiller());
179        mPie.addItem(mUrl);
180        mUrl.addItem(mFind);
181        mUrl.addItem(mShare);
182        mUrl.addItem(makeFiller());
183        mUrl.addItem(makeFiller());
184        mPie.addItem(mShowTabs);
185        mShowTabs.addItem(mClose);
186        mShowTabs.addItem(mIncognito);
187        mShowTabs.addItem(mNewTab);
188        mShowTabs.addItem(makeFiller());
189        mPie.addItem(mBookmarks);
190        mBookmarks.addItem(makeFiller());
191        mBookmarks.addItem(makeFiller());
192        mBookmarks.addItem(mAddBookmark);
193        mBookmarks.addItem(mHistory);
194    }
195
196    @Override
197    public void onClick(View v) {
198        Tab tab = mUiController.getTabControl().getCurrentTab();
199        WebView web = tab.getWebView();
200        if (mBack.getView() == v) {
201            tab.goBack();
202        } else if (mForward.getView() == v) {
203            tab.goForward();
204        } else if (mRefresh.getView() == v) {
205            if (tab.inPageLoad()) {
206                web.stopLoading();
207            } else {
208                web.reload();
209            }
210        } else if (mUrl.getView() == v) {
211            mUi.editUrl(false, true);
212        } else if (mBookmarks.getView() == v) {
213            mUiController.bookmarksOrHistoryPicker(ComboViews.Bookmarks);
214        } else if (mHistory.getView() == v) {
215            mUiController.bookmarksOrHistoryPicker(ComboViews.History);
216        } else if (mAddBookmark.getView() == v) {
217            mUiController.bookmarkCurrentPage();
218        } else if (mNewTab.getView() == v) {
219            mUiController.openTabToHomePage();
220            mUi.editUrl(false, true);
221        } else if (mIncognito.getView() == v) {
222            mUiController.openIncognitoTab();
223            mUi.editUrl(false, true);
224        } else if (mClose.getView() == v) {
225            mUiController.closeCurrentTab();
226        } else if (mOptions.getView() == v) {
227            mUiController.openPreferences();
228        } else if (mShare.getView() == v) {
229            mUiController.shareCurrentPage();
230        } else if (mInfo.getView() == v) {
231            mUiController.showPageInfo();
232        } else if (mFind.getView() == v) {
233            mUiController.findOnPage();
234        } else if (mRDS.getView() == v) {
235            mUiController.toggleUserAgent();
236        } else if (mShowTabs.getView() == v) {
237            ((PhoneUi) mUi).showNavScreen();
238        }
239    }
240
241    private void buildTabs() {
242        final List<Tab> tabs = mUiController.getTabs();
243        mUi.getActiveTab().capture();
244        mTabAdapter.setTabs(tabs);
245        PieStackView sym = (PieStackView) mShowTabs.getPieView();
246        sym.setCurrent(mUiController.getTabControl().getCurrentPosition());
247    }
248
249    protected PieItem makeItem(int image, int l) {
250        ImageView view = new ImageView(mActivity);
251        view.setImageResource(image);
252        view.setMinimumWidth(mItemSize);
253        view.setMinimumHeight(mItemSize);
254        view.setScaleType(ScaleType.CENTER);
255        LayoutParams lp = new LayoutParams(mItemSize, mItemSize);
256        view.setLayoutParams(lp);
257        return new PieItem(view, l);
258    }
259
260    protected PieItem makeFiller() {
261        return new PieItem(null, 1);
262    }
263
264    protected View makeTabsView() {
265        View v = mActivity.getLayoutInflater().inflate(R.layout.qc_tabs_view, null);
266        mTabsCount = (TextView) v.findViewById(R.id.label);
267        mTabsCount.setText("1");
268        ImageView image = (ImageView) v.findViewById(R.id.icon);
269        image.setImageResource(R.drawable.ic_windows_holo_dark);
270        image.setScaleType(ScaleType.CENTER);
271        LayoutParams lp = new LayoutParams(mItemSize, mItemSize);
272        v.setLayoutParams(lp);
273        return v;
274    }
275
276    static class TabAdapter extends BaseAdapter implements OnCurrentListener {
277
278        LayoutInflater mInflater;
279        UiController mUiController;
280        private List<Tab> mTabs;
281        private int mCurrent;
282
283        public TabAdapter(Context ctx, UiController ctl) {
284            mInflater = LayoutInflater.from(ctx);
285            mUiController = ctl;
286            mTabs = new ArrayList<Tab>();
287            mCurrent = -1;
288        }
289
290        public void setTabs(List<Tab> tabs) {
291            mTabs = tabs;
292            notifyDataSetChanged();
293        }
294
295        @Override
296        public int getCount() {
297            return mTabs.size();
298        }
299
300        @Override
301        public Tab getItem(int position) {
302            return mTabs.get(position);
303        }
304
305        @Override
306        public long getItemId(int position) {
307            return position;
308        }
309
310        @Override
311        public View getView(int position, View convertView, ViewGroup parent) {
312            final Tab tab = mTabs.get(position);
313            View view = mInflater.inflate(R.layout.qc_tab,
314                    null);
315            ImageView thumb = (ImageView) view.findViewById(R.id.thumb);
316            TextView title1 = (TextView) view.findViewById(R.id.title1);
317            TextView title2 = (TextView) view.findViewById(R.id.title2);
318            Bitmap b = tab.getScreenshot();
319            if (b != null) {
320                thumb.setImageBitmap(b);
321            }
322            if (position > mCurrent) {
323                title1.setVisibility(View.GONE);
324                title2.setText(tab.getTitle());
325            } else {
326                title2.setVisibility(View.GONE);
327                title1.setText(tab.getTitle());
328            }
329            view.setOnClickListener(new OnClickListener() {
330                @Override
331                public void onClick(View v) {
332                    mUiController.switchToTab(tab);
333                }
334            });
335            return view;
336        }
337
338        @Override
339        public void onSetCurrent(int index) {
340            mCurrent = index;
341        }
342
343    }
344
345}
346