private static void UpdateXaml(string xaml)
{
Window window;
Control original;
using (PlatformManager.DesignerMode())
{
var loader = new PerspexXamlLoader();
var stream = new MemoryStream(Encoding.UTF8.GetBytes(xaml));
original = (Control)loader.Load(stream);
window = original as Window;
if (window == null)
{
window = new Window()
{
Content = original
};
}
if (!window.IsSet(Window.SizeToContentProperty))
{
window.SizeToContent = SizeToContent.WidthAndHeight;
}
}
s_currentWindow?.Close();
s_currentWindow = window;
window.Show();
Design.ApplyDesignerProperties(window, original);
Api.OnWindowCreated?.Invoke(window.PlatformImpl.Handle.Handle);
Api.OnResize?.Invoke();
}
private static void UpdateXaml(string xaml)
{
Window window;
Control original;
using (PlatformManager.DesignerMode())
{
original = (Control)((XamlXmlLoader) new PerspexXamlLoader()).Load(new MemoryStream(Encoding.UTF8.GetBytes(xaml)));
window = original as Window;
if (window == null)
{
window = new Window()
{
Content = original
};
}
}
s_currentWindow?.Close();
s_currentWindow = window;
window.Show();
Design.ApplyDesignerProperties(window, original);
Api.OnWindowCreated?.Invoke(window.PlatformImpl.Handle.Handle);
Api.OnResize?.Invoke();
}
public static Window LoadDesignerWindow(string xaml, string assemblyPath)
{
Window window;
Control control;
using (PlatformManager.DesignerMode())
{
var loader = new AvaloniaXamlLoader()
{
IsDesignMode = true
};
var stream = new MemoryStream(Encoding.UTF8.GetBytes(xaml));
Uri baseUri = null;
if (assemblyPath != null)
{
//Fabricate fake Uri
baseUri =
new Uri("resm:Fake.xaml?assembly=" + Path.GetFileNameWithoutExtension(assemblyPath));
}
var localAsm = assemblyPath != null?Assembly.LoadFile(Path.GetFullPath(assemblyPath)) : null;
var loaded = loader.Load(stream, localAsm, null, baseUri);
var styles = loaded as Styles;
if (styles != null)
{
var substitute = styles.OfType <Style>().Select(Design.GetPreviewWith).FirstOrDefault(s => s != null);
if (substitute != null)
{
substitute.Styles.AddRange(styles);
control = substitute;
}
else
{
control = new StackPanel
{
Children =
{
new TextBlock {
Text = "Styles can't be previewed without Design.PreviewWith. Add"
},
new TextBlock {
Text = "<Design.PreviewWith>"
},
new TextBlock {
Text = " <Border Padding=20><!-- YOUR CONTROL FOR PREVIEW HERE--></Border>"
},
new TextBlock {
Text = "<Design.PreviewWith>"
},
new TextBlock {
Text = "before setters in your first Style"
}
}
}
};
}
else if (loaded is Application)
{
control = new TextBlock {
Text = "Application can't be previewed in design view"
}
}
;
else
{
control = (Control)loaded;
}
window = control as Window;
if (window == null)
{
window = new Window()
{
Content = (Control)control
};
}
if (!window.IsSet(Window.SizeToContentProperty))
{
window.SizeToContent = SizeToContent.WidthAndHeight;
}
}
window.Show();
Design.ApplyDesignModeProperties(window, control);
return(window);
}
private static void UpdateXaml2(Dictionary <string, object> dic)
{
var xamlInfo = new DesignerApiXamlFileInfo(dic);
Window window;
Control control;
using (PlatformManager.DesignerMode())
{
var loader = new AvaloniaXamlLoader();
var stream = new MemoryStream(Encoding.UTF8.GetBytes(xamlInfo.Xaml));
Uri baseUri = null;
if (xamlInfo.AssemblyPath != null)
{
//Fabricate fake Uri
baseUri =
new Uri("resm:Fake.xaml?assembly=" + Path.GetFileNameWithoutExtension(xamlInfo.AssemblyPath));
}
var loaded = loader.Load(stream, null, baseUri);
var styles = loaded as Styles;
if (styles != null)
{
var substitute = Design.GetPreviewWith(styles) ??
styles.Select(Design.GetPreviewWith).FirstOrDefault(s => s != null);
if (substitute != null)
{
substitute.Styles.AddRange(styles);
control = substitute;
}
else
{
control = new StackPanel
{
Children =
{
new TextBlock {
Text = "Styles can't be previewed without Design.PreviewWith. Add"
},
new TextBlock {
Text = "<Design.PreviewWith>"
},
new TextBlock {
Text = " <Border Padding=20><!-- YOUR CONTROL FOR PREVIEW HERE--></Border>"
},
new TextBlock {
Text = "<Design.PreviewWith>"
},
new TextBlock {
Text = "before setters in your first Style"
}
}
}
};
}
if (loaded is Application)
{
control = new TextBlock {
Text = "Application can't be previewed in design view"
}
}
;
else
{
control = (Control)loaded;
}
window = control as Window;
if (window == null)
{
window = new Window()
{
Content = (Control)control
};
}
if (!window.IsSet(Window.SizeToContentProperty))
{
window.SizeToContent = SizeToContent.WidthAndHeight;
}
}
s_currentWindow?.Close();
s_currentWindow = window;
window.Show();
Design.ApplyDesignerProperties(window, control);
Api.OnWindowCreated?.Invoke(window.PlatformImpl.Handle.Handle);
Api.OnResize?.Invoke();
}
}
public static Window LoadDesignerWindow(string xaml, string assemblyPath, string xamlFileProjectPath)
{
Window window;
Control control;
using (PlatformManager.DesignerMode())
{
var loader = AvaloniaLocator.Current.GetService <AvaloniaXamlLoader.IRuntimeXamlLoader>();
var stream = new MemoryStream(Encoding.UTF8.GetBytes(xaml));
if (loader == null)
{
throw new XamlLoadException("Runtime XAML loader is not registered");
}
Uri baseUri = null;
if (assemblyPath != null)
{
if (xamlFileProjectPath == null)
{
xamlFileProjectPath = "/Designer/Fake.xaml";
}
//Fabricate fake Uri
baseUri =
new Uri($"avares://{Path.GetFileNameWithoutExtension(assemblyPath)}{xamlFileProjectPath}");
}
var localAsm = assemblyPath != null?Assembly.LoadFile(Path.GetFullPath(assemblyPath)) : null;
var loaded = loader.Load(stream, localAsm, null, baseUri, true);
var style = loaded as IStyle;
if (style != null)
{
var substitute = Design.GetPreviewWith((AvaloniaObject)style);
if (substitute != null)
{
substitute.Styles.Add(style);
control = substitute;
}
else
{
control = new StackPanel
{
Children =
{
new TextBlock {
Text = "Styles can't be previewed without Design.PreviewWith. Add"
},
new TextBlock {
Text = "<Design.PreviewWith>"
},
new TextBlock {
Text = " <Border Padding=20><!-- YOUR CONTROL FOR PREVIEW HERE --></Border>"
},
new TextBlock {
Text = "</Design.PreviewWith>"
},
new TextBlock {
Text = "before setters in your first Style"
}
}
}
};
}
else if (loaded is Application)
{
control = new TextBlock {
Text = "Application can't be previewed in design view"
}
}
;
else
{
control = (Control)loaded;
}
window = control as Window;
if (window == null)
{
window = new Window()
{
Content = (Control)control
};
}
Design.ApplyDesignModeProperties(window, control);
if (!window.IsSet(Window.SizeToContentProperty))
{
if (double.IsNaN(window.Width))
{
window.SizeToContent |= SizeToContent.Width;
}
if (double.IsNaN(window.Height))
{
window.SizeToContent |= SizeToContent.Height;
}
}
}
window.Show();
return(window);
}