blob: 08d7795888e17e5adf856c321c0b6a7a7a8e5e4f (
plain)
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
|
import QtQuick 1.1
Menu {
id: root
property string selectedText: itemTextAt(selectedIndex)
property string hoveredText: itemTextAt(hoveredIndex)
property int x
property int y
property bool visible
property string textRole
// 'centerSelectedText' means that the menu will be positioned
// so that the selected text' top left corner will be at x, y.
property bool centerSelectedText: true
visible: false
onMenuClosed: visible = false
onModelChanged: if (Component.status === Component.Ready && model != undefined) rebuildMenu()
Component.onCompleted: if (model !== undefined) rebuildMenu()
onRebuildMenu: rebuildMenu()
onHoveredIndexChanged: {
if (hoveredIndex < menuItems.length)
menuItems[hoveredIndex].hovered()
}
onSelectedIndexChanged: {
if (hoveredIndex < menuItems.length)
menuItems[hoveredIndex].selected()
}
onVisibleChanged: {
if (visible) {
var globalPos = mapToItem(null, x, y)
showPopup(globalPos.x, globalPos.y, centerSelectedText ? selectedIndex : 0)
} else {
hidePopup()
}
}
function rebuildMenu()
{
clearMenuItems();
for (var i=0; i<menuItems.length; ++i)
addMenuItem(menuItems[i].text)
var nativeModel = root.modelCount() !== -1
if (model !== undefined) {
var modelCount = nativeModel ? root.modelCount() : model.count;
for (var j = 0 ; j < modelCount; ++j) {
var textValue
if (nativeModel) {
textValue = root.modelTextAt(j);
} else {
if (textRole !== "")
textValue = model.get(j)[textRole]
else if (model.count > 0 && root.model.get && root.model.get(0)) {
// ListModel with one role
var listElement = root.model.get(0)
var oneRole = true
var roleName = ""
var roleCount = 0
for (var i in listElement) {
roleName = i
++roleCount
if (roleCount > 1) {
oneRole = false
root.enabled = false
console.log("When multiple roles used, provide textRole for the ComboBox.")
break
}
}
if (oneRole) {
root.textRole = roleName
textValue = root.model.get(j)[textRole]
}
}
}
addMenuItem(textValue)
}
}
}
}
|
