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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 
     17 package com.android.launcher2;
     18 
     19 import android.content.Context;
     20 import android.content.res.Configuration;
     21 import android.content.res.TypedArray;
     22 import android.util.AttributeSet;
     23 import android.view.LayoutInflater;
     24 import android.view.MotionEvent;
     25 import android.view.View;
     26 import android.widget.FrameLayout;
     27 
     28 import com.android.launcher.R;
     29 
     30 public class Hotseat extends FrameLayout {
     31     @SuppressWarnings("unused")
     32     private static final String TAG = "Hotseat";
     33 
     34     private Launcher mLauncher;
     35     private CellLayout mContent;
     36 
     37     private int mCellCountX;
     38     private int mCellCountY;
     39     private int mAllAppsButtonRank;
     40     private boolean mIsLandscape;
     41 
     42     public Hotseat(Context context) {
     43         this(context, null);
     44     }
     45 
     46     public Hotseat(Context context, AttributeSet attrs) {
     47         this(context, attrs, 0);
     48     }
     49 
     50     public Hotseat(Context context, AttributeSet attrs, int defStyle) {
     51         super(context, attrs, defStyle);
     52 
     53         TypedArray a = context.obtainStyledAttributes(attrs,
     54                 R.styleable.Hotseat, defStyle, 0);
     55         mCellCountX = a.getInt(R.styleable.Hotseat_cellCountX, -1);
     56         mCellCountY = a.getInt(R.styleable.Hotseat_cellCountY, -1);
     57         mAllAppsButtonRank = context.getResources().getInteger(R.integer.hotseat_all_apps_index);
     58         mIsLandscape = context.getResources().getConfiguration().orientation ==
     59             Configuration.ORIENTATION_LANDSCAPE;
     60     }
     61 
     62     public void setup(Launcher launcher) {
     63         mLauncher = launcher;
     64         setOnKeyListener(new HotseatIconKeyEventListener());
     65     }
     66 
     67     CellLayout getLayout() {
     68         return mContent;
     69     }
     70 
     71     /* Get the orientation invariant order of the item in the hotseat for persistence. */
     72     int getOrderInHotseat(int x, int y) {
     73         return mIsLandscape ? (mContent.getCountY() - y - 1) : x;
     74     }
     75     /* Get the orientation specific coordinates given an invariant order in the hotseat. */
     76     int getCellXFromOrder(int rank) {
     77         return mIsLandscape ? 0 : rank;
     78     }
     79     int getCellYFromOrder(int rank) {
     80         return mIsLandscape ? (mContent.getCountY() - (rank + 1)) : 0;
     81     }
     82     public boolean isAllAppsButtonRank(int rank) {
     83         return rank == mAllAppsButtonRank;
     84     }
     85 
     86     @Override
     87     protected void onFinishInflate() {
     88         super.onFinishInflate();
     89         if (mCellCountX < 0) mCellCountX = LauncherModel.getCellCountX();
     90         if (mCellCountY < 0) mCellCountY = LauncherModel.getCellCountY();
     91         mContent = (CellLayout) findViewById(R.id.layout);
     92         mContent.setGridSize(mCellCountX, mCellCountY);
     93         mContent.setIsHotseat(true);
     94 
     95         resetLayout();
     96     }
     97 
     98     void resetLayout() {
     99         mContent.removeAllViewsInLayout();
    100 
    101         // Add the Apps button
    102         Context context = getContext();
    103         LayoutInflater inflater = LayoutInflater.from(context);
    104         BubbleTextView allAppsButton = (BubbleTextView)
    105                 inflater.inflate(R.layout.application, mContent, false);
    106         allAppsButton.setCompoundDrawablesWithIntrinsicBounds(null,
    107                 context.getResources().getDrawable(R.drawable.all_apps_button_icon), null, null);
    108         allAppsButton.setContentDescription(context.getString(R.string.all_apps_button_label));
    109         allAppsButton.setOnTouchListener(new View.OnTouchListener() {
    110             @Override
    111             public boolean onTouch(View v, MotionEvent event) {
    112                 if (mLauncher != null &&
    113                     (event.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) {
    114                     mLauncher.onTouchDownAllAppsButton(v);
    115                 }
    116                 return false;
    117             }
    118         });
    119 
    120         allAppsButton.setOnClickListener(new View.OnClickListener() {
    121             @Override
    122             public void onClick(android.view.View v) {
    123                 if (mLauncher != null) {
    124                     mLauncher.onClickAllAppsButton(v);
    125                 }
    126             }
    127         });
    128 
    129         // Note: We do this to ensure that the hotseat is always laid out in the orientation of
    130         // the hotseat in order regardless of which orientation they were added
    131         int x = getCellXFromOrder(mAllAppsButtonRank);
    132         int y = getCellYFromOrder(mAllAppsButtonRank);
    133         CellLayout.LayoutParams lp = new CellLayout.LayoutParams(x,y,1,1);
    134         lp.canReorder = false;
    135         mContent.addViewToCellLayout(allAppsButton, -1, 0, lp, true);
    136     }
    137 }
    138