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
17package com.android.systemui.statusbar.tablet;
18
19import android.app.ActivityManager;
20import android.content.Context;
21import android.content.res.TypedArray;
22import android.os.RemoteException;
23import android.util.AttributeSet;
24import android.util.Slog;
25import android.view.MotionEvent;
26import android.view.View;
27import android.widget.FrameLayout;
28import android.widget.ImageView;
29import android.widget.RadioButton;
30import android.widget.RadioGroup;
31
32import com.android.systemui.R;
33
34public class CompatModePanel extends FrameLayout implements StatusBarPanel,
35        View.OnClickListener {
36    private static final boolean DEBUG = TabletStatusBar.DEBUG;
37    private static final String TAG = "CompatModePanel";
38
39    private ActivityManager mAM;
40
41    private boolean mAttached = false;
42    private Context mContext;
43    private RadioButton mOnButton, mOffButton;
44
45    private View mTrigger;
46//    private InputMethodButton mInputMethodSwitchButton;
47
48    public CompatModePanel(Context context, AttributeSet attrs) {
49        super(context, attrs);
50        mContext = context;
51        mAM = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
52    }
53
54    @Override
55    public void onFinishInflate() {
56        mOnButton  = (RadioButton) findViewById(R.id.compat_mode_on_radio);
57        mOffButton = (RadioButton) findViewById(R.id.compat_mode_off_radio);
58        mOnButton.setOnClickListener(this);
59        mOffButton.setOnClickListener(this);
60
61        refresh();
62    }
63
64    @Override
65    protected void onDetachedFromWindow() {
66        super.onDetachedFromWindow();
67        if (mAttached) {
68            mAttached = false;
69        }
70    }
71
72    @Override
73    protected void onAttachedToWindow() {
74        super.onAttachedToWindow();
75        if (!mAttached) {
76            mAttached = true;
77        }
78    }
79
80    @Override
81    public void onClick(View v) {
82        if (v == mOnButton) {
83            mAM.setFrontActivityScreenCompatMode(ActivityManager.COMPAT_MODE_ENABLED);
84        } else if (v == mOffButton) {
85            mAM.setFrontActivityScreenCompatMode(ActivityManager.COMPAT_MODE_DISABLED);
86        }
87    }
88
89    @Override
90    public boolean isInContentArea(int x, int y) {
91        return false;
92    }
93
94    @Override
95    public boolean dispatchHoverEvent(MotionEvent event) {
96        // Ignore hover events outside of this panel bounds since such events
97        // generate spurious accessibility events with the panel content when
98        // tapping outside of it, thus confusing the user.
99        final int x = (int) event.getX();
100        final int y = (int) event.getY();
101        if (x >= 0 && x < getWidth() && y >= 0 && y < getHeight()) {
102            return super.dispatchHoverEvent(event);
103        }
104        return true;
105    }
106
107    public void setTrigger(View v) {
108        mTrigger = v;
109    }
110
111    public void openPanel() {
112        setVisibility(View.VISIBLE);
113        if (mTrigger != null) mTrigger.setSelected(true);
114        refresh();
115    }
116
117    public void closePanel() {
118        setVisibility(View.GONE);
119        if (mTrigger != null) mTrigger.setSelected(false);
120    }
121
122    private void refresh() {
123        int mode = mAM.getFrontActivityScreenCompatMode();
124        if (mode == ActivityManager.COMPAT_MODE_ALWAYS
125                || mode == ActivityManager.COMPAT_MODE_NEVER) {
126            // No longer have something to switch.
127            closePanel();
128            return;
129        }
130        final boolean on = (mode == ActivityManager.COMPAT_MODE_ENABLED);
131        mOnButton.setChecked(on);
132        mOffButton.setChecked(!on);
133    }
134}
135