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
112
|
namespace System.Workflow.Activities
{
using System;
using System.Drawing;
using System.Diagnostics;
using System.Collections;
using System.Windows.Forms;
using System.Windows.Forms.Design;
using System.ComponentModel;
using System.Drawing.Drawing2D;
using System.Xml;
using System.Collections.Generic;
using System.ComponentModel.Design;
using System.Workflow.ComponentModel;
using System.Workflow.ComponentModel.Design;
using System.ComponentModel.Design.Serialization;
[ActivityDesignerTheme(typeof(ConditionedActivityGroupDesignerTheme))]
internal sealed class ConditionedActivityGroupDesigner : ActivityPreviewDesigner
{
#region Members, Constructor and Destructor
protected override void Initialize(Activity activity)
{
base.Initialize(activity);
IExtenderListService extenderListService = (IExtenderListService)GetService(typeof(IExtenderListService));
if (extenderListService != null)
{
bool foundCAGExtender = false;
foreach (IExtenderProvider extenderProvider in extenderListService.GetExtenderProviders())
{
if (extenderProvider.GetType() == typeof(ConditionPropertyProviderExtender))
foundCAGExtender = true;
}
if (!foundCAGExtender)
{
IExtenderProviderService extenderProviderService = (IExtenderProviderService)GetService(typeof(IExtenderProviderService));
if (extenderProviderService != null)
{
extenderProviderService.AddExtenderProvider(new ConditionPropertyProviderExtender());
}
}
}
}
protected override void Dispose(bool disposing)
{
base.Dispose(disposing);
}
#endregion
}
#region ConditionedActivityGroupDesignerTheme
internal sealed class ConditionedActivityGroupDesignerTheme : ActivityPreviewDesignerTheme
{
public ConditionedActivityGroupDesignerTheme(WorkflowTheme theme)
: base(theme)
{
this.ShowDropShadow = false;
this.ConnectorStartCap = LineAnchor.None;
this.ConnectorEndCap = LineAnchor.None;
this.ForeColor = Color.FromArgb(0xFF, 0x00, 0x00, 0x00);
this.BorderColor = Color.FromArgb(0xFF, 0x6B, 0x6D, 0x6B);
this.BorderStyle = DashStyle.Solid;
this.BackColorStart = Color.FromArgb(0xFF, 0xEF, 0xEF, 0xEF);
this.BackColorEnd = Color.FromArgb(0xFF, 0xEF, 0xEF, 0xEF);
this.PreviewForeColor = Color.FromArgb(0xFF, 0xF0, 0xF0, 0xF0);
this.PreviewBorderColor = Color.FromArgb(0xFF, 0x6B, 0x6D, 0x6B);
this.PreviewBackColor = Color.FromArgb(0xFF, 0xFF, 0xFF, 0xFF);
}
}
#endregion
#region Class ConditionPropertyProviderExtender
[ProvideProperty("WhenCondition", typeof(Activity))]
[ProvideProperty("UnlessCondition", typeof(Activity))]
internal sealed class ConditionPropertyProviderExtender : IExtenderProvider
{
internal ConditionPropertyProviderExtender()
{
}
[SRCategory(SR.ConditionedActivityConditions)]
[SRDescription(SR.WhenConditionDescr)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public ActivityCondition GetWhenCondition(Activity activity)
{
if (activity.Parent is ConditionedActivityGroup)
return activity.GetValue(ConditionedActivityGroup.WhenConditionProperty) as ActivityCondition;
else
return null;
}
[SRCategory(SR.ConditionedActivityConditions)]
[SRDescription(SR.WhenConditionDescr)]
public void SetWhenCondition(Activity activity, ActivityCondition handler)
{
if (activity.Parent is ConditionedActivityGroup)
activity.SetValue(ConditionedActivityGroup.WhenConditionProperty, handler);
}
#region IExtenderProvider Members
public bool CanExtend(object extendee)
{
return ((extendee != this) && (extendee is Activity) && (((Activity)extendee).Parent is ConditionedActivityGroup));
}
#endregion
}
#endregion
}
|
