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using System;
using System.Collections;
using System.ComponentModel;
using AppKit;
using CoreGraphics;
using Xamarin.PropertyEditing.Mac.Resources;
using Xamarin.PropertyEditing.Themes;
using Xamarin.PropertyEditing.ViewModels;
namespace Xamarin.PropertyEditing.Mac
{
public class PropertyButton : UnfocusableButton
{
public const int DefaultSize = 20;
NSMenu popUpContextMenu;
PropertyViewModel viewModel;
internal PropertyViewModel ViewModel
{
get { return viewModel; }
set {
if (viewModel != null) {
viewModel.PropertyChanged -= OnPropertyChanged;
}
viewModel = value;
viewModel.PropertyChanged += OnPropertyChanged;
ValueSourceChanged (viewModel.ValueSource);
}
}
public PropertyButton ()
{
AccessibilityTitle = LocalizationResources.AccessibilityPropertiesButton;
AccessibilityHelp = LocalizationResources.AccessibilityPropertiesButtonDescription;
Enabled = true;
Image = PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-default-mac-10");
ImageScaling = NSImageScale.None;
ToolTip = Properties.Resources.Default;
OnMouseEntered += (sender, e) => {
ToggleFocusImage (true);
};
OnMouseExited += (sender, e) => {
ToggleFocusImage ();
};
OnMouseLeftDown += (sender, e) => {
PopUpContextMenu ();
};
}
private void PopUpContextMenu ()
{
if (this.popUpContextMenu == null) {
this.popUpContextMenu = new NSMenu ();
if (this.viewModel.TargetPlatform.SupportsCustomExpressions) {
var mi = new NSMenuItem (Properties.Resources.CustomExpressionEllipsis) {
AttributedTitle = new Foundation.NSAttributedString (
Properties.Resources.CustomExpressionEllipsis,
new CoreText.CTStringAttributes {
Font = new CoreText.CTFont (PropertyEditorControl.DefaultFontName, PropertyEditorControl.DefaultFontSize + 1),
})
};
mi.Activated += OnCustomExpression;
this.popUpContextMenu.AddItem (mi);
this.popUpContextMenu.AddItem (NSMenuItem.SeparatorItem);
}
if (this.viewModel.SupportsResources) {
this.popUpContextMenu.AddItem (NSMenuItem.SeparatorItem);
var mi2 = new NSMenuItem (Properties.Resources.ResourceEllipsis) {
AttributedTitle = new Foundation.NSAttributedString (
Properties.Resources.ResourceEllipsis,
new CoreText.CTStringAttributes {
Font = new CoreText.CTFont (PropertyEditorControl.DefaultFontName, PropertyEditorControl.DefaultFontSize + 1),
})
};
mi2.Activated += OnResourceRequested;
this.popUpContextMenu.AddItem (mi2);
}
this.popUpContextMenu.AddItem (NSMenuItem.SeparatorItem);
// TODO If we add more menu items consider making the Label/Command a dictionary that we can iterate over to populate everything.
this.popUpContextMenu.AddItem (new CommandMenuItem (Properties.Resources.Reset, viewModel.ClearValueCommand) {
AttributedTitle = new Foundation.NSAttributedString (
Properties.Resources.Reset,
new CoreText.CTStringAttributes {
Font = new CoreText.CTFont (PropertyEditorControl.DefaultFontName, PropertyEditorControl.DefaultFontSize + 1),
})
});
}
var menuOrigin = this.Superview.ConvertPointToView (new CGPoint (Frame.Location.X - 1, Frame.Location.Y + Frame.Size.Height + 4), null);
var popupMenuEvent = NSEvent.MouseEvent (NSEventType.LeftMouseDown, menuOrigin, (NSEventModifierMask)0x100, 0, this.Window.WindowNumber, this.Window.GraphicsContext, 0, 1, 1);
NSMenu.PopUpContextMenu (popUpContextMenu, popupMenuEvent, this);
}
protected override void UpdateTheme ()
{
base.UpdateTheme ();
ToggleFocusImage ();
}
private void ToggleFocusImage (bool focused = false)
{
if (viewModel != null) {
switch (viewModel.ValueSource) {
case ValueSource.Binding:
Image = focused ? PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-bound-mac-active-10") : PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-bound-mac-10");
break;
case ValueSource.Default:
Image = focused ? PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-default-mac-active-10") : PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-default-mac-10");
break;
case ValueSource.Local:
Image = focused ? PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-local-mac-active-10") : PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-local-mac-10");
break;
case ValueSource.Inherited:
Image = focused ? PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-inherited-mac-active-10") : PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-inherited-mac-10");
break;
case ValueSource.Resource:
Image = focused ? PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-inherited-mac-active-10") : PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-inherited-mac-10");
break;
case ValueSource.Unset:
Image = focused ? PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-default-mac-active-10") : PropertyEditorPanel.ThemeManager.GetImageForTheme ("property-button-default-mac-10");
break;
default:
// To Handle ValueSource.DefaultStyle, ValueSource.Style etc.
Image = null;
break;
}
}
}
private void ValueSourceChanged (ValueSource valueSource)
{
switch (valueSource) {
case ValueSource.Binding:
ToolTip = Properties.Resources.Binding;
break;
case ValueSource.Default:
ToolTip = Properties.Resources.Default;
return;
case ValueSource.Local:
ToolTip = Properties.Resources.Local;
break;
case ValueSource.Inherited:
ToolTip = Properties.Resources.Inherited;
break;
case ValueSource.Resource:
ToolTip = (this.viewModel?.Resource?.Name != null) ? String.Format (Properties.Resources.ResourceWithName, this.viewModel.Resource.Name) : Properties.Resources.Resource;
break;
case ValueSource.Unset:
ToolTip = Properties.Resources.Unset;
break;
default:
// To Handle ValueSource.DefaultStyle, ValueSource.Style etc.
ToolTip = string.Empty;
break;
}
UpdateTheme ();
}
private void OnPropertyChanged (object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
if (e.PropertyName == nameof (viewModel.ValueSource)) {
ValueSourceChanged (viewModel.ValueSource);
}
}
private void OnCustomExpression (object sender, EventArgs e)
{
var customExpressionView = new CustomExpressionView (viewModel);
var customExpressionPopOver = new AutoClosePopOver {
ContentViewController = new NSViewController (null, null) { View = customExpressionView },
};
customExpressionPopOver.Show (customExpressionView.Frame, (NSView)this, NSRectEdge.MinYEdge);
}
private void OnResourceRequested (object sender, EventArgs e)
{
var requestResourceView = new RequestResourceView (this.viewModel);
var resourceSelectorPopOver = new AutoClosePopOver {
ContentViewController = new NSViewController (null, null) { View = requestResourceView },
};
requestResourceView.PopOver = resourceSelectorPopOver;
resourceSelectorPopOver.Show (requestResourceView.Frame, (NSView)this, NSRectEdge.MinYEdge);
}
}
}
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