public static Binding <T, T> Bind <T>(this Control control,
Expression <Func <T> > controlExpression,
Expression <Func <T> > propertyExpression)
=> control.Bind(
controlExpression,
propertyExpression,
Converters.BypassConverter <T>(),
Converters.BypassConverter <T>());
public static Binding <TViewModelData, string> BindTextTo <TViewModelData>(
this Control control,
Expression <Func <TViewModelData> > propertyExpression) =>
control.Bind(
() => control.Text,
propertyExpression,
Converters.ToStringConverter <TViewModelData>(),
Converters.FromStringConverter <TViewModelData>());
private void BindMenu(DNNNodeCollection objNodes)
{
Visible = DisplayControl(objNodes);
if (Visible)
{
Control.ClearNodes(); //since we always bind we need to clear the nodes for providers that maintain their state
foreach (DNNNode objNode in objNodes)
{
ProcessNodes(objNode);
}
Control.Bind(objNodes);
}
}
public void DataContext_Binding_Should_Produce_Correct_Results()
{
var root = new Decorator
{
DataContext = new { Foo = "bar" },
};
var child = new Control();
var dataContextBinding = new Binding("Foo");
var values = new List <object>();
child.GetObservable(Border.DataContextProperty).Subscribe(x => values.Add(x));
child.Bind(ContentControl.DataContextProperty, dataContextBinding);
root.Child = child;
Assert.Equal(new[] { null, "bar" }, values);
}
public void DataContext_Binding_Should_Track_Parent()
{
var parent = new Decorator
{
DataContext = new { Foo = "foo" },
};
var child = new Control();
var binding = new Binding
{
Path = "Foo",
};
child.Bind(Control.DataContextProperty, binding);
Assert.Null(child.DataContext);
parent.Child = child;
Assert.Equal("foo", child.DataContext);
}
public void DataContext_Binding_Should_Produce_Correct_Results()
{
var viewModel = new { Foo = "bar" };
var root = new Decorator
{
DataContext = viewModel,
};
var child = new Control();
var values = new List <object>();
child.GetObservable(Control.DataContextProperty).Subscribe(x => values.Add(x));
child.Bind(Control.DataContextProperty, new Binding("Foo"));
// When binding to DataContext and the target isn't found, the binding should produce
// null rather than UnsetValue in order to not propagate incorrect DataContexts from
// parent controls while things are being set up. This logic is implemented in
// `Avalonia.Markup.Data.Binding.Initiate`.
Assert.True(child.IsSet(Control.DataContextProperty));
root.Child = child;
Assert.Equal(new[] { null, "bar" }, values);
}
public static Binding <string, string> BindTextTo(
this Control control,
Expression <Func <string> > propertyExpression) =>
control.Bind(() => control.Text, propertyExpression);
public static void BindEnabled <T>(this Control control, T dataObject, Expression <Func <T, bool> > dataMember)
{
control.Bind(c => c.Enabled, dataObject, dataMember);
}
public void DataContext_Binding_Should_Track_Parent()
{
var parent = new Decorator
{
DataContext = new { Foo = "foo" },
};
var child = new Control();
var binding = new Binding
{
Path = "Foo",
};
child.Bind(Control.DataContextProperty, binding);
Assert.Null(child.DataContext);
parent.Child = child;
Assert.Equal("foo", child.DataContext);
}
public static TreeViewItemBindingExpression BindControlAnd(this Control item, MouseAction action)
{
return(item.Bind(ModifierKeys.Control, action));
}
public static TreeViewItemBindingExpression BindControlAnd(this Control item, Key key)
{
return(item.Bind(ModifierKeys.Control, key));
}
protected override void OnPreRender(EventArgs e)
{
using (new DNNContext(this))
{
var blnUseSkinPathArrowImages = Boolean.Parse(GetValue(UseSkinPathArrowImages, "false"));
var blnUseRootBreadcrumbArrow = Boolean.Parse(GetValue(UseRootBreadCrumbArrow, "true"));
var blnUseSubMenuBreadcrumbArrow = Boolean.Parse(GetValue(UseSubMenuBreadCrumbArrow, "false"));
var blnUseArrows = Boolean.Parse(GetValue(UseArrows, "true"));
var blnRootOnly = Boolean.Parse(GetValue(RootOnly, "false"));
if (blnRootOnly)
{
blnUseArrows = false;
PopulateNodesFromClient = false;
StartTabId = -1;
ExpandDepth = 1;
}
var strRootBreadcrumbArrow = !String.IsNullOrEmpty(RootBreadCrumbArrow)
? PortalSettings.ActiveTab.SkinPath + RootBreadCrumbArrow
: ResolveUrl("~/images/breadcrumb.gif");
if (blnUseSubMenuBreadcrumbArrow)
{
var strSubMenuBreadcrumbArrow = ResolveUrl("~/images/breadcrumb.gif");
NodeLeftHTMLBreadCrumbSub = "<img alt='*' BORDER='0' src='" + strSubMenuBreadcrumbArrow + "'>";
}
if (blnUseRootBreadcrumbArrow)
{
NodeLeftHTMLBreadCrumbRoot = "<img alt='*' BORDER='0' src='" + strRootBreadcrumbArrow + "'>";
}
var strRightArrow = !String.IsNullOrEmpty(RightArrow) ? RightArrow : "breadcrumb.gif";
var strDownArrow = !String.IsNullOrEmpty(DownArrow) ? DownArrow : "menu_down.gif";
if (!String.IsNullOrEmpty(Separator))
{
if (Separator.IndexOf("src=") != -1)
{
Separator = Separator.Replace("src=\"", "src=\"" + PortalSettings.ActiveTab.SkinPath);
}
}
if (!String.IsNullOrEmpty(LeftSeparator))
{
if (LeftSeparator.IndexOf("src=") != -1)
{
LeftSeparator = LeftSeparator.Replace("src=\"", "src=\"" + PortalSettings.ActiveTab.SkinPath);
}
}
if (!String.IsNullOrEmpty(RightSeparator))
{
if (RightSeparator.IndexOf("src=") != -1)
{
RightSeparator = RightSeparator.Replace("src=\"", "src=\"" + PortalSettings.ActiveTab.SkinPath);
}
}
if (!String.IsNullOrEmpty(LeftSeparatorBreadCrumb))
{
if (LeftSeparatorBreadCrumb.IndexOf("src=") != -1)
{
LeftSeparatorBreadCrumb = LeftSeparatorBreadCrumb.Replace("src=\"", "src=\"" + PortalSettings.ActiveTab.SkinPath);
}
}
if (!String.IsNullOrEmpty(RightSeparatorBreadCrumb))
{
if (RightSeparatorBreadCrumb.IndexOf("src=") != -1)
{
RightSeparatorBreadCrumb = RightSeparatorBreadCrumb.Replace(
"src=\"", "src=\"" + PortalSettings.ActiveTab.SkinPath);
}
}
if (!String.IsNullOrEmpty(LeftSeparatorActive))
{
if (LeftSeparatorActive.IndexOf("src=") != -1)
{
LeftSeparatorActive = LeftSeparatorActive.Replace("src=\"", "src=\"" + PortalSettings.ActiveTab.SkinPath);
}
}
if (!String.IsNullOrEmpty(RightSeparatorActive))
{
if (RightSeparatorActive.IndexOf("src=") != -1)
{
RightSeparatorActive = RightSeparatorActive.Replace("src=\"", "src=\"" + PortalSettings.ActiveTab.SkinPath);
}
}
PathSystemImage = blnUseSkinPathArrowImages ? PortalSettings.ActiveTab.SkinPath : ResolveUrl("~/images/");
PathImage = PortalSettings.HomeDirectory;
if (blnUseArrows)
{
IndicateChildImageSub = strRightArrow;
IndicateChildImageRoot = (ControlOrientation.ToLower() == "vertical") ? strRightArrow : strDownArrow;
}
else
{
PathSystemImage = ResolveUrl("~/images/");
IndicateChildImageSub = "spacer.gif";
}
if (String.IsNullOrEmpty(PathSystemScript))
{
PathSystemScript = ResolveUrl("~/controls/SolpartMenu/");
}
Control.Bind(GetNavigationNodes(null));
base.OnPreRender(e);
}
}
