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
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.widget.expandablelistview;
import android.view.ContextMenu;
import android.view.View;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.View.OnCreateContextMenuListener;
import android.widget.ExpandableListView;
import android.widget.AdapterView.AdapterContextMenuInfo;
public class PositionTesterContextMenuListener implements OnCreateContextMenuListener {
private int groupPosition, childPosition;
// Fake constant to store in testType a test type specific to headers and footers
private static final int ADAPTER_TYPE = -1;
private int testType; // as returned by getPackedPositionType
// Will be set to null by each call to onCreateContextMenu, unless an error occurred.
private String errorMessage;
public void expectGroupContextMenu(int groupPosition) {
this.groupPosition = groupPosition;
testType = ExpandableListView.PACKED_POSITION_TYPE_GROUP;
}
public void expectChildContextMenu(int groupPosition, int childPosition) {
this.groupPosition = groupPosition;
this.childPosition = childPosition;
testType = ExpandableListView.PACKED_POSITION_TYPE_CHILD;
}
public void expectAdapterContextMenu(int flatPosition) {
this.groupPosition = flatPosition;
testType = ADAPTER_TYPE;
}
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
errorMessage = null;
if (testType == ADAPTER_TYPE) {
if (!isTrue("MenuInfo is not an AdapterContextMenuInfo",
menuInfo instanceof AdapterContextMenuInfo)) {
return;
}
AdapterContextMenuInfo adapterContextMenuInfo = (AdapterContextMenuInfo) menuInfo;
if (!areEqual("Wrong flat position", groupPosition, adapterContextMenuInfo.position)) {
return;
}
} else {
if (!isTrue("MenuInfo is not an ExpandableListContextMenuInfo",
menuInfo instanceof ExpandableListView.ExpandableListContextMenuInfo)) {
return;
}
ExpandableListView.ExpandableListContextMenuInfo elvMenuInfo =
(ExpandableListView.ExpandableListContextMenuInfo) menuInfo;
long packedPosition = elvMenuInfo.packedPosition;
int packedPositionType = ExpandableListView.getPackedPositionType(packedPosition);
if (!areEqual("Wrong packed position type", testType, packedPositionType)) {
return;
}
int packedPositionGroup = ExpandableListView.getPackedPositionGroup(packedPosition);
if (!areEqual("Wrong group position", groupPosition, packedPositionGroup)) {
return;
}
if (testType == ExpandableListView.PACKED_POSITION_TYPE_CHILD) {
int packedPositionChild = ExpandableListView.getPackedPositionChild(packedPosition);
if (!areEqual("Wrong child position", childPosition, packedPositionChild)) {
return;
}
}
}
}
private boolean areEqual(String message, int expected, int actual) {
if (expected != actual) {
errorMessage = String.format(message + " (%d vs %d", expected, actual);
return false;
}
return true;
}
private boolean isTrue(String message, boolean value) {
if (!value) {
errorMessage = message;
return false;
}
return true;
}
public String getErrorMessage() {
return errorMessage;
}
}
|