SearchActivityViewSinglePane.java revision 0a73d81f02118d0343d3f1c9219a8354466f72b3 
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
17package com.android.quicksearchbox.ui;
18
19import com.android.quicksearchbox.Corpus;
20import com.android.quicksearchbox.CorpusSelectionDialog;
21import com.android.quicksearchbox.R;
22
23import android.content.Context;
24import android.graphics.drawable.Drawable;
25import android.util.AttributeSet;
26import android.view.View;
27import android.widget.ImageButton;
28
29/**
30 * Finishes the containing activity on BACK, even if input method is showing.
31 */
32public class SearchActivityViewSinglePane extends SearchActivityView {
33
34    private Corpus mCorpus;
35
36    private CorpusSelectionDialog mCorpusSelectionDialog;
37
38    private ImageButton mCorpusIndicator;
39
40    public SearchActivityViewSinglePane(Context context) {
41        super(context);
42    }
43
44    public SearchActivityViewSinglePane(Context context, AttributeSet attrs) {
45        super(context, attrs);
46    }
47
48    public SearchActivityViewSinglePane(Context context, AttributeSet attrs, int defStyle) {
49        super(context, attrs, defStyle);
50    }
51
52    @Override
53    protected void onFinishInflate() {
54        super.onFinishInflate();
55        mCorpusIndicator = (ImageButton) findViewById(R.id.corpus_indicator);
56        mCorpusIndicator.setOnKeyListener(mButtonsKeyListener);
57        mCorpusIndicator.setOnClickListener(new View.OnClickListener(){
58            public void onClick(View v) {
59                showCorpusSelectionDialog();
60            }});
61    }
62
63    @Override
64    public void onResume() {
65        if (!isCorpusSelectionDialogShowing()) {
66            focusQueryTextView();
67        }
68    }
69
70    @Override
71    public void onStop() {
72        dismissCorpusSelectionDialog();
73    }
74
75    @Override
76    public Corpus getCorpus() {
77        return mCorpus;
78    }
79
80    @Override
81    public void setCorpus(Corpus corpus) {
82        mCorpus = corpus;
83        mSuggestionsAdapter.setCorpus(corpus);
84        if (corpus == null) {
85            mSuggestionsAdapter.setPromoter(getQsbApplication().createBlendingPromoter());
86        } else {
87            mSuggestionsAdapter.setPromoter(getQsbApplication().createSingleCorpusPromoter());
88        }
89
90        if (mCorpusIndicator != null) {
91            Drawable sourceIcon;
92            if (corpus == null) {
93                sourceIcon = getCorpusViewFactory().getGlobalSearchIcon();
94            } else {
95                sourceIcon = corpus.getCorpusIcon();
96            }
97            mCorpusIndicator.setImageDrawable(sourceIcon);
98        }
99
100        updateUi(getQuery().length() == 0);
101    }
102
103    /**
104     * Gets the corpus to use for any searches. This is the web corpus in "All" mode,
105     * and the selected corpus otherwise.
106     */
107    @Override
108    public Corpus getSearchCorpus() {
109        if (mCorpus == null) {
110            return getWebCorpus();
111        } else {
112            return mCorpus;
113        }
114    }
115
116    @Override
117    public void setSettingsButtonClickListener(View.OnClickListener listener) {
118    }
119
120    @Override
121    public void showCorpusSelectionDialog() {
122        if (mCorpusSelectionDialog == null) {
123            mCorpusSelectionDialog = getActivity().getCorpusSelectionDialog();
124            mCorpusSelectionDialog.setOnCorpusSelectedListener(new CorpusSelectionListener());
125        }
126        mCorpusSelectionDialog.show(mCorpus);
127    }
128
129    protected boolean isCorpusSelectionDialogShowing() {
130        return mCorpusSelectionDialog != null && mCorpusSelectionDialog.isShowing();
131    }
132
133    protected void dismissCorpusSelectionDialog() {
134        if (mCorpusSelectionDialog != null) {
135            mCorpusSelectionDialog.dismiss();
136        }
137    }
138
139    @Override
140    protected void considerHidingInputMethod() {
141        mQueryTextView.hideInputMethod();
142    }
143
144    private class CorpusSelectionListener
145            implements CorpusSelectionDialog.OnCorpusSelectedListener {
146        public void onCorpusSelected(String corpusName) {
147            setCorpus(corpusName);
148            getActivity().updateSuggestions(getQuery());
149            focusQueryTextView();
150            showInputMethodForQuery();
151        }
152    }
153
154}
155