src/com/android/browser/NavScreen.java - android_packages_apps_Gello - Gitiles

 /*
  * Copyright (C) 2011 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.browser;

 import android.app.Activity;
 import android.content.Context;
 import android.content.res.Configuration;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
 import android.webkit.WebView;
 import android.widget.BaseAdapter;
 import android.widget.FrameLayout;
 import android.widget.Gallery;
 import android.widget.ImageButton;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.ListPopupWindow;
 import android.widget.RelativeLayout;
 import android.widget.TextView;

 import com.android.browser.view.Gallery.OnItemSelectedListener;

 import java.util.ArrayList;
 import java.util.List;

 public class NavScreen extends RelativeLayout implements OnClickListener {

     UiController mUiController;
     PhoneUi mUi;
     Tab mTab;
     Activity mActivity;

     ImageButton mRefresh;
     ImageButton mForward;
     ImageButton mBookmarks;
     ImageButton mMore;
     ImageButton mNewTab;
     ImageButton mNewIncognito;
     FrameLayout mHolder;

     TextView mTitle;
     ImageView mFavicon;
     ImageButton mCloseTab;

     NavTabGallery mScroller;
     float mTabAspect = 0.66f;
     int mTabWidth;
     int mTabHeight;
     TabAdapter mAdapter;
     ListPopupWindow mPopup;
     int mOrientation;

     public NavScreen(Activity activity, UiController ctl, PhoneUi ui) {
         super(activity);
         mActivity = activity;
         mUiController = ctl;
         mUi = ui;
         mOrientation = activity.getResources().getConfiguration().orientation;
         init();
     }

     protected Tab getSelectedTab() {
         return (Tab) mScroller.getSelectedItem();
     }

     protected void showMenu() {
         Menu menu = mUi.getMenu();
         menu.setGroupVisible(R.id.NAV_MENU, false);

         MenuAdapter menuAdapter = new MenuAdapter(mContext);
         menuAdapter.setMenu(menu);
         ListPopupWindow popup = new ListPopupWindow(mContext);
         popup.setInputMethodMode(ListPopupWindow.INPUT_METHOD_NOT_NEEDED);
         popup.setAdapter(menuAdapter);
         popup.setModal(true);
         popup.setAnchorView(mMore);
         popup.setWidth((int) mContext.getResources().getDimension(
                 R.dimen.menu_width));
         popup.show();
         mPopup = popup;
     }

     protected float getToolbarHeight() {
         return mActivity.getResources().getDimension(R.dimen.toolbar_height);
     }

     protected void dismissMenu() {
         if (mPopup != null) {
             mPopup.dismiss();
         }
     }

     // for configuration changes
     @Override
     protected void onConfigurationChanged(Configuration newconfig) {
         if (newconfig.orientation != mOrientation) {
             int selIx = mScroller.getSelectionIndex();
             removeAllViews();
             mOrientation = newconfig.orientation;
             init();
             mScroller.setSelection(selIx);
             mAdapter.notifyDataSetChanged();
         }
     }

     private void init() {
         LayoutInflater.from(mContext).inflate(R.layout.nav_screen, this);
         mBookmarks = (ImageButton) findViewById(R.id.bookmarks);
         mNewTab = (ImageButton) findViewById(R.id.newtab);
         mNewIncognito = (ImageButton) findViewById(R.id.newincognito);
         mMore = (ImageButton) findViewById(R.id.more);
         mBookmarks.setOnClickListener(this);
         mNewTab.setOnClickListener(this);
         mNewIncognito.setOnClickListener(this);
         mMore.setOnClickListener(this);
         mScroller = (NavTabGallery) findViewById(R.id.scroller);
         mAdapter = new TabAdapter(mContext, mUiController.getTabControl());
         mScroller.setAdapter(mAdapter);
         mScroller.setOrientation(mOrientation == Configuration.ORIENTATION_LANDSCAPE
                 ? LinearLayout.HORIZONTAL : LinearLayout.VERTICAL);
         // update state for active tab
         mScroller.setSelection(mUiController.getTabControl().getTabPosition(mUi.getActiveTab()));
     }

     @Override
     public void onClick(View v) {
         WebView web = (mTab != null) ? mTab.getWebView() : null;
         if (web != null) {
             if (mForward == v) {
                 mUi.hideNavScreen(true);
                 web.goForward();
             } else if (mRefresh == v) {
                 mUi.hideNavScreen(true);
                 web.reload();
             }
         }
         if (mBookmarks == v) {
             mUi.hideNavScreen(false);
             switchToSelected();
             mUiController.bookmarksOrHistoryPicker(false);
         } else if (mNewTab == v) {
             openNewTab();
         } else if (mMore == v) {
             showMenu();
         } else if (mNewIncognito == v) {
             mUi.hideNavScreen(true);
             mUiController.openIncognitoTab();
         } else if (mTitle == v) {
             mUi.getTitleBar().setSkipTitleBarAnimations(true);
             close(false);
             mUi.editUrl(false);
             mUi.getTitleBar().setSkipTitleBarAnimations(false);
         }
     }

     private void onCloseTab(Tab tab) {
         if (tab != null) {
             switchToSelected();
             mUiController.closeCurrentTab();
             mAdapter.notifyDataSetChanged();
         }
     }

     private void openNewTab() {
         // need to call openTab explicitely with setactive false
         Tab tab = mUiController.openTab(BrowserSettings.getInstance().getHomePage(),
                 false, false, false);
         mAdapter.notifyDataSetChanged();
         if (tab != null) {
             // set tab as the selected in flipper, then hide
             final int tix = mUi.mTabControl.getTabPosition(tab);
             mScroller.setSelection(tix);
             postDelayed(new Runnable() {
                 @Override
                 public void run() {
                     mUi.hideNavScreen(true);
                     switchToSelected();
                 }
             }, 100);
         }
     }

     private void switchToSelected() {
         Tab tab = (Tab) mScroller.getSelectedItem();
         if (tab != mUi.getActiveTab()) {
             mUiController.setActiveTab(tab);
         }
     }

     protected void close() {
         close(true);
     }

     protected void close(boolean animate) {
         mUi.hideNavScreen(animate);
     }

     class TabGallery extends Gallery {

         public TabGallery(Context ctx) {
             super(ctx);
             setUnselectedAlpha(0.3f);
         }

        @Override
        protected ViewGroup.LayoutParams generateDefaultLayoutParams() {
            return new Gallery.LayoutParams(mTabWidth, mTabHeight);
        }

        @Override
        protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams lp) {
            return generateDefaultLayoutParams();
        }

     }

     class TabAdapter extends BaseAdapter {

         Context context;
         TabControl tabControl;

         public TabAdapter(Context ctx, TabControl tc) {
             context = ctx;
             tabControl = tc;
         }

         @Override
         public int getCount() {
             return tabControl.getTabCount();
         }

         @Override
         public Tab getItem(int position) {
             return tabControl.getTab(position);
         }

         public long getItemId(int position) {
             return position;
         }

         @Override
         public View getView(final int position, View convertView, ViewGroup parent) {
             final NavTabView tabview = new NavTabView(mActivity);
             final Tab tab = getItem(position);
             final BrowserWebView web = (BrowserWebView) tab.getWebView();
             tabview.setWebView(mUi, tab);
             tabview.setOnClickListener(new OnClickListener() {
                 @Override
                 public void onClick(View v) {
                     if (tabview.isClose(v)) {
                         onCloseTab((Tab) (mScroller.getSelectedItem()));
                     } else if (tabview.isTitle(v)) {
                         mUi.getTitleBar().setSkipTitleBarAnimations(true);
                         close(false);
                         mUi.editUrl(false);
                         mUi.getTitleBar().setSkipTitleBarAnimations(false);
                     } else if (tabview.isWebView(v)) {
                         mScroller.setSelection(position);
                         close();

                     }
                 }
             });
             return tabview;
         }

     }

     private class MenuAdapter extends BaseAdapter implements OnClickListener {

         List<MenuItem> mItems;
         LayoutInflater mInflater;

         public MenuAdapter(Context ctx) {
             mInflater = LayoutInflater.from(ctx);
             mItems = new ArrayList<MenuItem>();
         }

         public void setMenu(Menu menu) {
             mItems.clear();
             for (int i = 0; i < menu.size(); i++) {
                 MenuItem item = menu.getItem(i);
                 if (item.isEnabled() && item.isVisible()) {
                     mItems.add(item);
                 }
             }
             notifyDataSetChanged();
         }

         @Override
         public int getCount() {
             return mItems.size();
         }

         @Override
         public MenuItem getItem(int position) {
             return mItems.get(position);
         }

         @Override
         public long getItemId(int position) {
             return position;
         }

         @Override
         public void onClick(View v) {
             if (v.getTag() != null) {
                 dismissMenu();
                 mActivity.closeOptionsMenu();
                 mUi.hideNavScreen(false);
                 mUiController.onOptionsItemSelected((MenuItem) v.getTag());
             }
         }

         @Override
         public View getView(int position, View convertView, ViewGroup parent) {
             final MenuItem item = mItems.get(position);
             View view = mInflater.inflate(R.layout.qc_menu_item, null);
             TextView label = (TextView) view.findViewById(R.id.title);
             label.setText(item.getTitle());
             label.setTag(item);
             label.setOnClickListener(this);
             return label;
         }

     }


 }
	/*
	* Copyright (C) 2011 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.browser;

	import android.app.Activity;
	import android.content.Context;
	import android.content.res.Configuration;
	import android.view.LayoutInflater;
	import android.view.Menu;
	import android.view.MenuItem;
	import android.view.View;
	import android.view.View.OnClickListener;
	import android.view.ViewGroup;
	import android.webkit.WebView;
	import android.widget.BaseAdapter;
	import android.widget.FrameLayout;
	import android.widget.Gallery;
	import android.widget.ImageButton;
	import android.widget.ImageView;
	import android.widget.LinearLayout;
	import android.widget.ListPopupWindow;
	import android.widget.RelativeLayout;
	import android.widget.TextView;

	import com.android.browser.view.Gallery.OnItemSelectedListener;

	import java.util.ArrayList;
	import java.util.List;

	public class NavScreen extends RelativeLayout implements OnClickListener {

	UiController mUiController;
	PhoneUi mUi;
	Tab mTab;
	Activity mActivity;

	ImageButton mRefresh;
	ImageButton mForward;
	ImageButton mBookmarks;
	ImageButton mMore;
	ImageButton mNewTab;
	ImageButton mNewIncognito;
	FrameLayout mHolder;

	TextView mTitle;
	ImageView mFavicon;
	ImageButton mCloseTab;

	NavTabGallery mScroller;
	float mTabAspect = 0.66f;
	int mTabWidth;
	int mTabHeight;
	TabAdapter mAdapter;
	ListPopupWindow mPopup;
	int mOrientation;

	public NavScreen(Activity activity, UiController ctl, PhoneUi ui) {
	super(activity);
	mActivity = activity;
	mUiController = ctl;
	mUi = ui;
	mOrientation = activity.getResources().getConfiguration().orientation;
	init();
	}

	protected Tab getSelectedTab() {
	return (Tab) mScroller.getSelectedItem();
	}

	protected void showMenu() {
	Menu menu = mUi.getMenu();
	menu.setGroupVisible(R.id.NAV_MENU, false);

	MenuAdapter menuAdapter = new MenuAdapter(mContext);
	menuAdapter.setMenu(menu);
	ListPopupWindow popup = new ListPopupWindow(mContext);
	popup.setInputMethodMode(ListPopupWindow.INPUT_METHOD_NOT_NEEDED);
	popup.setAdapter(menuAdapter);
	popup.setModal(true);
	popup.setAnchorView(mMore);
	popup.setWidth((int) mContext.getResources().getDimension(
	R.dimen.menu_width));
	popup.show();
	mPopup = popup;
	}

	protected float getToolbarHeight() {
	return mActivity.getResources().getDimension(R.dimen.toolbar_height);
	}

	protected void dismissMenu() {
	if (mPopup != null) {
	mPopup.dismiss();
	}
	}

	// for configuration changes
	@Override
	protected void onConfigurationChanged(Configuration newconfig) {
	if (newconfig.orientation != mOrientation) {
	int selIx = mScroller.getSelectionIndex();
	removeAllViews();
	mOrientation = newconfig.orientation;
	init();
	mScroller.setSelection(selIx);
	mAdapter.notifyDataSetChanged();
	}
	}

	private void init() {
	LayoutInflater.from(mContext).inflate(R.layout.nav_screen, this);
	mBookmarks = (ImageButton) findViewById(R.id.bookmarks);
	mNewTab = (ImageButton) findViewById(R.id.newtab);
	mNewIncognito = (ImageButton) findViewById(R.id.newincognito);
	mMore = (ImageButton) findViewById(R.id.more);
	mBookmarks.setOnClickListener(this);
	mNewTab.setOnClickListener(this);
	mNewIncognito.setOnClickListener(this);
	mMore.setOnClickListener(this);
	mScroller = (NavTabGallery) findViewById(R.id.scroller);
	mAdapter = new TabAdapter(mContext, mUiController.getTabControl());
	mScroller.setAdapter(mAdapter);
	mScroller.setOrientation(mOrientation == Configuration.ORIENTATION_LANDSCAPE
	? LinearLayout.HORIZONTAL : LinearLayout.VERTICAL);
	// update state for active tab
	mScroller.setSelection(mUiController.getTabControl().getTabPosition(mUi.getActiveTab()));
	}

	@Override
	public void onClick(View v) {
	WebView web = (mTab != null) ? mTab.getWebView() : null;
	if (web != null) {
	if (mForward == v) {
	mUi.hideNavScreen(true);
	web.goForward();
	} else if (mRefresh == v) {
	mUi.hideNavScreen(true);
	web.reload();
	}
	}
	if (mBookmarks == v) {
	mUi.hideNavScreen(false);
	switchToSelected();
	mUiController.bookmarksOrHistoryPicker(false);
	} else if (mNewTab == v) {
	openNewTab();
	} else if (mMore == v) {
	showMenu();
	} else if (mNewIncognito == v) {
	mUi.hideNavScreen(true);
	mUiController.openIncognitoTab();
	} else if (mTitle == v) {
	mUi.getTitleBar().setSkipTitleBarAnimations(true);
	close(false);
	mUi.editUrl(false);
	mUi.getTitleBar().setSkipTitleBarAnimations(false);
	}
	}

	private void onCloseTab(Tab tab) {
	if (tab != null) {
	switchToSelected();
	mUiController.closeCurrentTab();
	mAdapter.notifyDataSetChanged();
	}
	}

	private void openNewTab() {
	// need to call openTab explicitely with setactive false
	Tab tab = mUiController.openTab(BrowserSettings.getInstance().getHomePage(),
	false, false, false);
	mAdapter.notifyDataSetChanged();
	if (tab != null) {
	// set tab as the selected in flipper, then hide
	final int tix = mUi.mTabControl.getTabPosition(tab);
	mScroller.setSelection(tix);
	postDelayed(new Runnable() {
	@Override
	public void run() {
	mUi.hideNavScreen(true);
	switchToSelected();
	}
	}, 100);
	}
	}

	private void switchToSelected() {
	Tab tab = (Tab) mScroller.getSelectedItem();
	if (tab != mUi.getActiveTab()) {
	mUiController.setActiveTab(tab);
	}
	}

	protected void close() {
	close(true);
	}

	protected void close(boolean animate) {
	mUi.hideNavScreen(animate);
	}

	class TabGallery extends Gallery {

	public TabGallery(Context ctx) {
	super(ctx);
	setUnselectedAlpha(0.3f);
	}

	@Override
	protected ViewGroup.LayoutParams generateDefaultLayoutParams() {
	return new Gallery.LayoutParams(mTabWidth, mTabHeight);
	}

	@Override
	protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams lp) {
	return generateDefaultLayoutParams();
	}

	}

	class TabAdapter extends BaseAdapter {

	Context context;
	TabControl tabControl;

	public TabAdapter(Context ctx, TabControl tc) {
	context = ctx;
	tabControl = tc;
	}

	@Override
	public int getCount() {
	return tabControl.getTabCount();
	}

	@Override
	public Tab getItem(int position) {
	return tabControl.getTab(position);
	}

	public long getItemId(int position) {
	return position;
	}

	@Override
	public View getView(final int position, View convertView, ViewGroup parent) {
	final NavTabView tabview = new NavTabView(mActivity);
	final Tab tab = getItem(position);
	final BrowserWebView web = (BrowserWebView) tab.getWebView();
	tabview.setWebView(mUi, tab);
	tabview.setOnClickListener(new OnClickListener() {
	@Override
	public void onClick(View v) {
	if (tabview.isClose(v)) {
	onCloseTab((Tab) (mScroller.getSelectedItem()));
	} else if (tabview.isTitle(v)) {
	mUi.getTitleBar().setSkipTitleBarAnimations(true);
	close(false);
	mUi.editUrl(false);
	mUi.getTitleBar().setSkipTitleBarAnimations(false);
	} else if (tabview.isWebView(v)) {
	mScroller.setSelection(position);
	close();

	}
	}
	});
	return tabview;
	}

	}

	private class MenuAdapter extends BaseAdapter implements OnClickListener {

	List<MenuItem> mItems;
	LayoutInflater mInflater;

	public MenuAdapter(Context ctx) {
	mInflater = LayoutInflater.from(ctx);
	mItems = new ArrayList<MenuItem>();
	}

	public void setMenu(Menu menu) {
	mItems.clear();
	for (int i = 0; i < menu.size(); i++) {
	MenuItem item = menu.getItem(i);
	if (item.isEnabled() && item.isVisible()) {
	mItems.add(item);
	}
	}
	notifyDataSetChanged();
	}

	@Override
	public int getCount() {
	return mItems.size();
	}

	@Override
	public MenuItem getItem(int position) {
	return mItems.get(position);
	}

	@Override
	public long getItemId(int position) {
	return position;
	}

	@Override
	public void onClick(View v) {
	if (v.getTag() != null) {
	dismissMenu();
	mActivity.closeOptionsMenu();
	mUi.hideNavScreen(false);
	mUiController.onOptionsItemSelected((MenuItem) v.getTag());
	}
	}

	@Override
	public View getView(int position, View convertView, ViewGroup parent) {
	final MenuItem item = mItems.get(position);
	View view = mInflater.inflate(R.layout.qc_menu_item, null);
	TextView label = (TextView) view.findViewById(R.id.title);
	label.setText(item.getTitle());
	label.setTag(item);
	label.setOnClickListener(this);
	return label;
	}

	}


	}