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 17 package com.android.browser; 18 19 import android.app.Activity; 20 import android.content.Context; 21 import android.graphics.Bitmap; 22 import android.view.LayoutInflater; 23 import android.view.View; 24 import android.view.View.OnClickListener; 25 import android.view.ViewGroup; 26 import android.view.ViewGroup.LayoutParams; 27 import android.widget.BaseAdapter; 28 import android.widget.FrameLayout; 29 import android.widget.ImageView; 30 import android.widget.ImageView.ScaleType; 31 import android.widget.TextView; 32 33 import com.android.browser.view.PieItem; 34 import com.android.browser.view.PieMenu; 35 import com.android.browser.view.PieStackView.OnCurrentListener; 36 37 import java.util.ArrayList; 38 import java.util.List; 39 40 /** 41 * base controller for Quick Controls pie menu 42 */ 43 public abstract class PieControlBase implements PieMenu.PieController { 44 45 protected Activity mActivity; 46 protected UiController mUiController; 47 protected PieMenu mPie; 48 protected int mItemSize; 49 protected TextView mTabsCount; 50 PieControlBase(Activity activity, UiController controller)51 public PieControlBase(Activity activity, UiController controller) { 52 mActivity = activity; 53 mUiController = controller; 54 mItemSize = (int) activity.getResources().getDimension(R.dimen.qc_item_size); 55 } 56 attachToContainer(FrameLayout container)57 protected void attachToContainer(FrameLayout container) { 58 if (mPie == null) { 59 mPie = new PieMenu(mActivity); 60 LayoutParams lp = new LayoutParams(LayoutParams.MATCH_PARENT, 61 LayoutParams.MATCH_PARENT); 62 mPie.setLayoutParams(lp); 63 populateMenu(); 64 mPie.setController(this); 65 } 66 container.addView(mPie); 67 } 68 removeFromContainer(FrameLayout container)69 protected void removeFromContainer(FrameLayout container) { 70 container.removeView(mPie); 71 } 72 forceToTop(FrameLayout container)73 protected void forceToTop(FrameLayout container) { 74 if (mPie.getParent() != null) { 75 container.removeView(mPie); 76 container.addView(mPie); 77 } 78 } 79 populateMenu()80 protected abstract void populateMenu(); 81 setClickListener(OnClickListener listener, PieItem... items)82 protected void setClickListener(OnClickListener listener, PieItem... items) { 83 for (PieItem item : items) { 84 item.getView().setOnClickListener(listener); 85 } 86 } 87 88 @Override onOpen()89 public boolean onOpen() { 90 int n = mUiController.getTabControl().getTabCount(); 91 mTabsCount.setText(Integer.toString(n)); 92 return true; 93 } 94 makeItem(int image, int l)95 protected PieItem makeItem(int image, int l) { 96 ImageView view = new ImageView(mActivity); 97 view.setImageResource(image); 98 view.setMinimumWidth(mItemSize); 99 view.setMinimumHeight(mItemSize); 100 view.setScaleType(ScaleType.CENTER); 101 LayoutParams lp = new LayoutParams(mItemSize, mItemSize); 102 view.setLayoutParams(lp); 103 return new PieItem(view, l); 104 } 105 makeTabsView()106 protected View makeTabsView() { 107 View v = mActivity.getLayoutInflater().inflate(R.layout.qc_tabs_view, null); 108 mTabsCount = (TextView) v.findViewById(R.id.label); 109 mTabsCount.setText("1"); 110 ImageView image = (ImageView) v.findViewById(R.id.icon); 111 image.setImageResource(R.drawable.ic_windows_holo_dark); 112 image.setScaleType(ScaleType.CENTER); 113 LayoutParams lp = new LayoutParams(mItemSize, mItemSize); 114 v.setLayoutParams(lp); 115 return v; 116 } 117 118 static class TabAdapter extends BaseAdapter implements OnCurrentListener { 119 120 LayoutInflater mInflater; 121 UiController mUiController; 122 private List<Tab> mTabs; 123 private int mCurrent; 124 TabAdapter(Context ctx, UiController ctl)125 public TabAdapter(Context ctx, UiController ctl) { 126 mInflater = LayoutInflater.from(ctx); 127 mUiController = ctl; 128 mTabs = new ArrayList<Tab>(); 129 mCurrent = -1; 130 } 131 setTabs(List<Tab> tabs)132 public void setTabs(List<Tab> tabs) { 133 mTabs = tabs; 134 notifyDataSetChanged(); 135 } 136 137 @Override getCount()138 public int getCount() { 139 return mTabs.size(); 140 } 141 142 @Override getItem(int position)143 public Tab getItem(int position) { 144 return mTabs.get(position); 145 } 146 147 @Override getItemId(int position)148 public long getItemId(int position) { 149 return position; 150 } 151 152 @Override getView(int position, View convertView, ViewGroup parent)153 public View getView(int position, View convertView, ViewGroup parent) { 154 final Tab tab = mTabs.get(position); 155 View view = mInflater.inflate(R.layout.qc_tab, 156 null); 157 ImageView thumb = (ImageView) view.findViewById(R.id.thumb); 158 TextView title1 = (TextView) view.findViewById(R.id.title1); 159 TextView title2 = (TextView) view.findViewById(R.id.title2); 160 Bitmap b = tab.getScreenshot(); 161 if (b != null) { 162 thumb.setImageBitmap(b); 163 } 164 if (position > mCurrent) { 165 title1.setVisibility(View.GONE); 166 title2.setText(tab.getTitle()); 167 } else { 168 title2.setVisibility(View.GONE); 169 title1.setText(tab.getTitle()); 170 } 171 view.setOnClickListener(new OnClickListener() { 172 @Override 173 public void onClick(View v) { 174 mUiController.switchToTab(tab); 175 } 176 }); 177 return view; 178 } 179 180 @Override onSetCurrent(int index)181 public void onSetCurrent(int index) { 182 mCurrent = index; 183 } 184 185 } 186 187 } 188