1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
package com.android.launcher2;
import android.appwidget.AppWidgetProviderInfo;
import android.content.Context;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import android.widget.AdapterView;
import android.widget.Gallery;
public class WidgetChooser extends Gallery
implements Gallery.OnItemLongClickListener, DragSource {
Context mContext;
private Launcher mLauncher;
private DragController mDragController;
private WidgetGalleryAdapter mWidgetGalleryAdapter;
private int mMotionDownRawX;
private int mMotionDownRawY;
public WidgetChooser(Context context, AttributeSet attrs) {
super(context, attrs);
setLongClickable(true);
setOnItemLongClickListener(this);
mContext = context;
setCallbackDuringFling(false);
mWidgetGalleryAdapter = new WidgetGalleryAdapter(context);
setAdapter(mWidgetGalleryAdapter);
}
public void onDropCompleted(View target, boolean success) {
// TODO Auto-generated method stub
}
public void setDragController(DragController dragger) {
mDragController = dragger;
}
public void setLauncher(Launcher launcher) {
mLauncher = launcher;
}
public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
AppWidgetProviderInfo info = (AppWidgetProviderInfo)mWidgetGalleryAdapter.getItem(position);
try {
Resources r = mContext.getPackageManager().getResourcesForApplication(info.provider.getPackageName());
Bitmap bmp = BitmapFactory.decodeResource(r, info.icon);
final int w = bmp.getWidth();
final int h = bmp.getHeight();
// We don't really have an accurate location to use. This will do.
int screenX = mMotionDownRawX - (w / 2);
int screenY = mMotionDownRawY - h;
LauncherAppWidgetInfo dragInfo = new LauncherAppWidgetInfo(-1);
dragInfo.providerName = info.provider;
mDragController.startDrag(bmp, screenX, screenY,
0, 0, w, h, this, dragInfo, DragController.DRAG_ACTION_COPY);
return true;
} catch (NameNotFoundException e) {
return false;
}
}
@Override
public boolean onTouchEvent(MotionEvent ev) {
if (ev.getAction() == MotionEvent.ACTION_DOWN && mLauncher.isAllAppsVisible()) {
return false;
}
super.onTouchEvent(ev);
int x = (int) ev.getX();
int y = (int) ev.getY();
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN:
mMotionDownRawX = (int) ev.getRawX();
mMotionDownRawY = (int) ev.getRawY();
}
return true;
}
}
|
