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      1 /*
      2  * Copyright (C) 2010 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.quicksearchbox.ui;
     18 
     19 import com.android.quicksearchbox.Corpus;
     20 import com.android.quicksearchbox.CorpusSelectionDialog;
     21 import com.android.quicksearchbox.Promoter;
     22 import com.android.quicksearchbox.R;
     23 
     24 import android.content.Context;
     25 import android.graphics.drawable.Drawable;
     26 import android.util.AttributeSet;
     27 import android.view.View;
     28 import android.widget.ImageButton;
     29 
     30 /**
     31  * Finishes the containing activity on BACK, even if input method is showing.
     32  */
     33 public class SearchActivityViewSinglePane extends SearchActivityView {
     34 
     35     private CorpusSelectionDialog mCorpusSelectionDialog;
     36 
     37     private ImageButton mCorpusIndicator;
     38 
     39     public SearchActivityViewSinglePane(Context context) {
     40         super(context);
     41     }
     42 
     43     public SearchActivityViewSinglePane(Context context, AttributeSet attrs) {
     44         super(context, attrs);
     45     }
     46 
     47     public SearchActivityViewSinglePane(Context context, AttributeSet attrs, int defStyle) {
     48         super(context, attrs, defStyle);
     49     }
     50 
     51     @Override
     52     protected void onFinishInflate() {
     53         super.onFinishInflate();
     54         mCorpusIndicator = (ImageButton) findViewById(R.id.corpus_indicator);
     55         mCorpusIndicator.setOnKeyListener(mButtonsKeyListener);
     56         mCorpusIndicator.setOnClickListener(new View.OnClickListener(){
     57             public void onClick(View v) {
     58                 showCorpusSelectionDialog();
     59             }});
     60     }
     61 
     62     @Override
     63     public void onResume() {
     64         if (!isCorpusSelectionDialogShowing()) {
     65             focusQueryTextView();
     66         }
     67     }
     68 
     69     @Override
     70     public void onStop() {
     71         dismissCorpusSelectionDialog();
     72     }
     73 
     74     @Override
     75     protected void setCorpus(Corpus corpus) {
     76         super.setCorpus(corpus);
     77 
     78         if (mCorpusIndicator != null) {
     79             Drawable sourceIcon;
     80             if (corpus == null) {
     81                 sourceIcon = getContext().getResources().getDrawable(R.mipmap.search_app_icon);
     82             } else {
     83                 sourceIcon = corpus.getCorpusIcon();
     84             }
     85             mCorpusIndicator.setImageDrawable(sourceIcon);
     86         }
     87     }
     88 
     89     @Override
     90     protected Promoter createSuggestionsPromoter() {
     91         Corpus corpus = getCorpus();
     92         if (corpus == null) {
     93             return getQsbApplication().createBlendingPromoter();
     94         } else {
     95             return getQsbApplication().createSingleCorpusPromoter(corpus);
     96         }
     97     }
     98 
     99     /**
    100      * Gets the corpus to use for any searches. This is the web corpus in "All" mode,
    101      * and the selected corpus otherwise.
    102      */
    103     @Override
    104     public Corpus getSearchCorpus() {
    105         Corpus corpus = getCorpus();
    106         return corpus == null ? getWebCorpus() : corpus;
    107     }
    108 
    109     @Override
    110     public void showCorpusSelectionDialog() {
    111         if (mCorpusSelectionDialog == null) {
    112             mCorpusSelectionDialog = getActivity().getCorpusSelectionDialog();
    113             mCorpusSelectionDialog.setOnCorpusSelectedListener(new CorpusSelectionListener());
    114         }
    115         mCorpusSelectionDialog.show(getCorpus());
    116     }
    117 
    118     protected boolean isCorpusSelectionDialogShowing() {
    119         return mCorpusSelectionDialog != null && mCorpusSelectionDialog.isShowing();
    120     }
    121 
    122     protected void dismissCorpusSelectionDialog() {
    123         if (mCorpusSelectionDialog != null) {
    124             mCorpusSelectionDialog.dismiss();
    125         }
    126     }
    127 
    128     @Override
    129     public void considerHidingInputMethod() {
    130         mQueryTextView.hideInputMethod();
    131     }
    132 
    133     private class CorpusSelectionListener
    134             implements CorpusSelectionDialog.OnCorpusSelectedListener {
    135         public void onCorpusSelected(String corpusName) {
    136             SearchActivityViewSinglePane.this.onCorpusSelected(corpusName);
    137         }
    138     }
    139 
    140 }
    141