blob: 714f41bc4b8fb8aa6795051b66c922ebc7e94836 (
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
|
using System;
using EColor = ElmSharp.Color;
namespace Xamarin.Forms.Platform.Tizen
{
/// <summary>
/// Renderer of ContentPage.
/// </summary>
public class ContentPageRenderer : VisualElementRenderer<ContentPage>
{
/// <summary>
/// Native control which holds the contents.
/// </summary>
Native.ContentPage _page;
/// <summary>
/// Default constructor.
/// </summary>
public ContentPageRenderer()
{
RegisterPropertyHandler(Page.BackgroundImageProperty, UpdateBackgroundImage);
RegisterPropertyHandler(Page.TitleProperty, UpdateTitle);
}
protected override void OnElementChanged(ElementChangedEventArgs<ContentPage> e)
{
if (null == _page)
{
_page = new Native.ContentPage(Forms.Context.MainWindow);
_page.LayoutUpdated += OnLayoutUpdated;
SetNativeControl(_page);
}
base.OnElementChanged(e);
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (_page != null)
{
_page.LayoutUpdated -= OnLayoutUpdated;
}
}
base.Dispose(disposing);
}
protected override void UpdateBackgroundColor(bool initialize)
{
if (initialize && Element.BackgroundColor.IsDefault)
return;
// base.UpdateBackgroundColor() is not called on purpose, we don't want the regular background setting
if (Element.BackgroundColor.IsDefault || Element.BackgroundColor.A == 0)
_page.Color = EColor.Transparent;
else
_page.Color = Element.BackgroundColor.ToNative();
}
protected override void UpdateLayout()
{
// empty on purpose
}
void UpdateBackgroundImage(bool initiaize)
{
if (initiaize && string.IsNullOrWhiteSpace(Element.BackgroundImage))
return;
if (string.IsNullOrWhiteSpace(Element.BackgroundImage))
_page.File = null;
else
_page.File = ResourcePath.GetPath(Element.BackgroundImage);
}
void UpdateTitle()
{
_page.Title = Element.Title;
}
void OnLayoutUpdated(object sender, Native.LayoutEventArgs e)
{
DoLayout(e);
}
}
}
|