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
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
|
using System;
using System.Collections;
using System.ComponentModel;
using AppKit;
using CoreGraphics;
using Xamarin.PropertyEditing.Drawing;
using Xamarin.PropertyEditing.Mac.Resources;
using Xamarin.PropertyEditing.ViewModels;
namespace Xamarin.PropertyEditing.Mac
{
internal class ColorPopUpButton : NSPopUpButton
{
public ColorPopUpButton () : base ()
{
}
public ColorPopUpButton (CGRect frame) : base (frame, true)
{
}
public ColorPopUpButton (IntPtr handle) : base (handle)
{
}
public NSPopover Popover { get; set; }
public override void MouseDown (NSEvent theEvent)
{
if (Popover == null)
return;
if (!Popover.Shown) {
Popover.Show (new CGRect (26, this.Frame.Height / 2 - 2, 2, 2), this, NSRectEdge.MinYEdge);
Window.MakeFirstResponder (Popover);
}
}
public override void KeyDown (NSEvent theEvent)
{
if (theEvent.KeyCode == 36 || theEvent.KeyCode == 49) {
MouseDown (theEvent);
}
else {
base.KeyDown (theEvent);
}
}
}
internal class BrushEditorControl : PropertyEditorControl<BrushPropertyViewModel>
{
public BrushEditorControl ()
{
TranslatesAutoresizingMaskIntoConstraints = false;
this.popover = new NSPopover {
Behavior = NSPopoverBehavior.Transient,
ContentViewController = this.brushTabViewController = new BrushTabViewController {
PreferredContentSize = new CGSize (430, 263)
}
};
this.popUpButton = new ColorPopUpButton {
Font = NSFont.FromFontName (DefaultFontName, DefaultFontSize),
TranslatesAutoresizingMaskIntoConstraints = false,
};
this.popupButtonList = new NSMenu ();
this.popUpButton.Menu = this.popupButtonList;
AddSubview (this.popUpButton);
this.AddConstraints (new[] {
NSLayoutConstraint.Create (this.popUpButton, NSLayoutAttribute.Top, NSLayoutRelation.Equal, this, NSLayoutAttribute.Top, 1f, 0f),
NSLayoutConstraint.Create (this.popUpButton, NSLayoutAttribute.Width, NSLayoutRelation.Equal, this, NSLayoutAttribute.Width, 1f, -33f),
NSLayoutConstraint.Create (this.popUpButton, NSLayoutAttribute.Height, NSLayoutRelation.Equal, 1f, DefaultControlHeight - 3),
});
UpdateTheme ();
}
readonly ColorPopUpButton popUpButton;
readonly NSPopover popover;
readonly BrushTabViewController brushTabViewController;
readonly NSMenu popupButtonList;
readonly CommonBrushLayer previewLayer = new CommonBrushLayer {
Frame = new CGRect (0, 0, 30, 10)
};
public override NSView FirstKeyView => this.popUpButton;
public override NSView LastKeyView => this.popUpButton;
protected override void HandleErrorsChanged (object sender, DataErrorsChangedEventArgs e)
{
}
protected override void SetEnabled ()
{
this.popUpButton.Enabled = this.ViewModel?.Property.CanWrite ?? false;
}
protected override void UpdateAccessibilityValues ()
{
}
protected override void UpdateErrorsDisplayed (IEnumerable errors)
{
}
string GetTitle ()
{
var title = LocalizationResources.CommonBrushTitleUnknown;
switch (ViewModel.Value) {
case CommonSolidBrush solid:
title = solid.Color.ToString ();
break;
case CommonGradientBrush gradient:
title = LocalizationResources.CommonBrushTitleGradient;
break;
default:
if (ViewModel.Value == null)
title = Properties.Resources.NoBrush;
break;
}
return title;
}
protected override void UpdateValue ()
{
this.brushTabViewController.ViewModel = ViewModel;
this.popUpButton.Popover = (ViewModel?.Property.CanWrite ?? false) ? this.popover : null;
if (ViewModel.Solid != null) {
var title = GetTitle ();
if (this.popupButtonList.Count == 0)
this.popupButtonList.AddItem (new NSMenuItem ());
this.previewLayer.Brush = ViewModel.Value;
var item = this.popupButtonList.ItemAt (0);
if (item.Title != title) {
item.Title = title;
item.Image = this.previewLayer.RenderPreview ();
}
}
}
}
}
|