void IEditor.LoadClassControls(StackPanel control, string parent, string name, Type type, object[] attributes, object member, bool isWindow)
{
//if you want a class that is by default isolated to a classbox but has a custom UI when opened on its own/overridden to render,
//override LoadWindowControls, which is called by those methods.
//in all cases where the class itself isn't being rendered to the window, simply represent as an editable object
//isWindow will force subgroup automatically
//otherwise, the presence of a Subgroup attribute will force it (or the presence of a Separation attribute will force it into its own classbox)
//then defaultSubgroup will force it.
bool subGroup = DefaultSubgroup;
if (ReflectionExt.FindAttribute <SepGroupAttribute>(attributes) != null)
{
subGroup = false;
}
if (ReflectionExt.FindAttribute <SubGroupAttribute>(attributes) != null)
{
subGroup = true;
}
if (isWindow)
{
subGroup = true;
}
if (!subGroup)
{
LoadLabelControl(control, name);
if (member == null)
{
Type[] children;
if (DefaultType)
{
children = new Type[1] {
type
}
}
;
else
{
children = type.GetAssignableTypes();
}
//create an empty instance
member = ReflectionExt.CreateMinimalInstance(children[0]);
}
ClassBox cbxValue = new ClassBox();
MultilineAttribute attribute = ReflectionExt.FindAttribute <MultilineAttribute>(attributes);
if (attribute != null)
{
//txtValue.Multiline = true;
cbxValue.Height = 80;
//txtValue.Size = new Size(0, 80);
}
//else
// txtValue.Size = new Size(0, 20);
ClassBoxViewModel mv = new ClassBoxViewModel(new StringConv(type, ReflectionExt.GetPassableAttributes(0, attributes)));
mv.LoadFromSource(member);
cbxValue.DataContext = mv;
control.Children.Add(cbxValue);
//add lambda expression for editing a single element
mv.OnEditItem += (object element, ClassBoxViewModel.EditElementOp op) =>
{
DataEditForm frmData = new DataEditForm();
frmData.Title = DataEditor.GetWindowTitle(parent, name, element, type, ReflectionExt.GetPassableAttributes(0, attributes));
DataEditor.LoadClassControls(frmData.ControlPanel, parent, name, type, ReflectionExt.GetPassableAttributes(0, attributes), element, true);
frmData.SelectedOKEvent += () =>
{
element = DataEditor.SaveClassControls(frmData.ControlPanel, name, type, ReflectionExt.GetPassableAttributes(0, attributes), true);
op(element);
frmData.Close();
};
frmData.SelectedCancelEvent += () =>
{
frmData.Close();
};
control.GetOwningForm().RegisterChild(frmData);
frmData.Show();
};
{
ContextMenu copyPasteStrip = new ContextMenu();
MenuItem copyToolStripMenuItem = new MenuItem();
MenuItem pasteToolStripMenuItem = new MenuItem();
Avalonia.Collections.AvaloniaList <object> list = (Avalonia.Collections.AvaloniaList <object>)copyPasteStrip.Items;
list.AddRange(new MenuItem[] {
copyToolStripMenuItem,
pasteToolStripMenuItem
});
copyToolStripMenuItem.Header = "Copy " + type.Name;
pasteToolStripMenuItem.Header = "Paste " + type.Name;
copyToolStripMenuItem.Click += (object copySender, RoutedEventArgs copyE) =>
{
DataEditor.SetClipboardObj(mv.Object);
};
pasteToolStripMenuItem.Click += async(object copySender, RoutedEventArgs copyE) =>
{
Type type1 = DataEditor.clipboardObj.GetType();
Type type2 = type;
if (type2.IsAssignableFrom(type1))
{
mv.LoadFromSource(DataEditor.clipboardObj);
}
else
{
await MessageBox.Show(control.GetOwningForm(), String.Format("Incompatible types:\n{0}\n{1}", type1.AssemblyQualifiedName, type2.AssemblyQualifiedName), "Invalid Operation", MessageBox.MessageBoxButtons.Ok);
}
};
control.ContextMenu = copyPasteStrip;
}
}
else
{
//when being drawn as a subgroup, we have 2 options:
//(A) include a label and border, OR
//(B) add controls directly to the current stackpanel?
//additionally, there will be complications when the Type for a member has child classes
//in this case, (A) choosing to have a label and border will result in label over the type dropdown, and border in the chosen class
//(B) choosing not to have a label and border will remove the label, but still have a dropdown and contain it a child stackpanel, without border or margin
//when isWindow is true, we never want option A. No label, no border, no margin
//when isWindow is false, (which means either subgroup or defaultsubgroup is active) it's up to the editor itself to decide
bool includeDecoration = DefaultDecoration;
if (isWindow)
{
includeDecoration = false;
}
//if it's a class of its own, create a new panel
//then pass it into the call
//use the returned "ref" int to determine how big the panel should be
//continue from there
Type[] children;
if (DefaultType)
{
children = new Type[1] {
type
}
}
;
else
{
children = type.GetAssignableTypes();
}
//handle null members by getting an instance of the FIRST instantiatable subclass (including itself) it can find
if (member == null)
{
member = ReflectionExt.CreateMinimalInstance(children[0]);
}
if (children.Length < 1)
{
throw new Exception("Completely abstract field found for: " + name);
}
else if (children.Length == 1)
{
Type memberType = member.GetType();
if (children[0] != memberType)
{
throw new TargetException("Types do not match.");
}
StackPanel controlParent = control;
if (includeDecoration)
{
LoadLabelControl(control, name);
Border border = new Border();
border.BorderThickness = new Thickness(1);
border.BorderBrush = Avalonia.Media.Brushes.LightGray;
border.Margin = new Thickness(2);
control.Children.Add(border);
StackPanel groupBoxPanel = new StackPanel();
groupBoxPanel.Margin = new Thickness(2);
border.Child = groupBoxPanel;
controlParent = groupBoxPanel;
}
{
ContextMenu copyPasteStrip = new ContextMenu();
MenuItem copyToolStripMenuItem = new MenuItem();
MenuItem pasteToolStripMenuItem = new MenuItem();
Avalonia.Collections.AvaloniaList <object> list = (Avalonia.Collections.AvaloniaList <object>)copyPasteStrip.Items;
list.AddRange(new MenuItem[] {
copyToolStripMenuItem,
pasteToolStripMenuItem
});
copyToolStripMenuItem.Header = "Copy " + type.Name;
pasteToolStripMenuItem.Header = "Paste " + type.Name;
copyToolStripMenuItem.Click += (object copySender, RoutedEventArgs copyE) =>
{
object obj = DataEditor.SaveWindowControls(controlParent, name, children[0], attributes);
DataEditor.SetClipboardObj(obj);
};
pasteToolStripMenuItem.Click += async(object copySender, RoutedEventArgs copyE) =>
{
Type type1 = DataEditor.clipboardObj.GetType();
Type type2 = type;
if (type2.IsAssignableFrom(type1))
{
controlParent.Children.Clear();
DataEditor.LoadWindowControls(controlParent, parent, name, type1, attributes, DataEditor.clipboardObj);
}
else
{
await MessageBox.Show(control.GetOwningForm(), String.Format("Incompatible types:\n{0}\n{1}", type1.AssemblyQualifiedName, type2.AssemblyQualifiedName), "Invalid Operation", MessageBox.MessageBoxButtons.Ok);
}
};
control.ContextMenu = copyPasteStrip;
}
controlParent.Background = Avalonia.Media.Brushes.Transparent;
DataEditor.LoadWindowControls(controlParent, parent, name, children[0], attributes, member);
}
else
{
//note: considerations must be made when dealing with inheritance/polymorphism
//eg: find all children in this assembly that can be instantiated,
//add them to different panels
//show the one that is active right now
//include a combobox for switching children
StackPanel controlParent = null;
if (includeDecoration)
{
LoadLabelControl(control, name);
}
Grid sharedRowPanel = getSharedRowPanel(2);
TextBlock lblType = new TextBlock();
lblType.Text = "Type:";
lblType.VerticalAlignment = Avalonia.Layout.VerticalAlignment.Center;
sharedRowPanel.Children.Add(lblType);
sharedRowPanel.ColumnDefinitions[0].Width = new GridLength(30);
lblType.SetValue(Grid.ColumnProperty, 0);
ComboBox cbValue = new ComboBox();
cbValue.Margin = new Thickness(4, 0, 0, 0);
cbValue.VirtualizationMode = ItemVirtualizationMode.Simple;
sharedRowPanel.Children.Add(cbValue);
cbValue.SetValue(Grid.ColumnProperty, 1);
control.Children.Add(sharedRowPanel);
if (includeDecoration)
{
Border border = new Border();
border.BorderThickness = new Thickness(1);
border.BorderBrush = Avalonia.Media.Brushes.LightGray;
border.Margin = new Thickness(2);
control.Children.Add(border);
StackPanel groupBoxPanel = new StackPanel();
groupBoxPanel.Margin = new Thickness(2);
border.Child = groupBoxPanel;
controlParent = groupBoxPanel;
}
else
{
StackPanel groupBoxPanel = new StackPanel();
control.Children.Add(groupBoxPanel);
controlParent = groupBoxPanel;
}
List <CreateMethod> createMethods = new List <CreateMethod>();
bool refreshPanel = true;
List <string> items = new List <string>();
int selection = -1;
for (int ii = 0; ii < children.Length; ii++)
{
Type childType = children[ii];
items.Add(childType.GetDisplayName());
createMethods.Add(() =>
{
if (refreshPanel)
{
controlParent.Children.Clear();
object emptyMember = ReflectionExt.CreateMinimalInstance(childType);
DataEditor.LoadWindowControls(controlParent, parent, name, childType, attributes, emptyMember);//TODO: POTENTIAL INFINITE RECURSION?
}
});
if (childType == member.GetType())
{
selection = ii;
}
}
if (selection == -1)
{
throw new TargetException("Types do not match.");
}
var subject = new Subject <List <string> >();
cbValue.Bind(ComboBox.ItemsProperty, subject);
subject.OnNext(items);
cbValue.SelectedIndex = selection;
cbValue.SelectionChanged += (object sender, SelectionChangedEventArgs e) =>
{
createMethods[cbValue.SelectedIndex]();
};
{
ContextMenu copyPasteStrip = new ContextMenu();
MenuItem copyToolStripMenuItem = new MenuItem();
MenuItem pasteToolStripMenuItem = new MenuItem();
Avalonia.Collections.AvaloniaList <object> list = (Avalonia.Collections.AvaloniaList <object>)copyPasteStrip.Items;
list.AddRange(new MenuItem[] {
copyToolStripMenuItem,
pasteToolStripMenuItem
});
copyToolStripMenuItem.Header = "Copy " + type.Name;
pasteToolStripMenuItem.Header = "Paste " + type.Name;
copyToolStripMenuItem.Click += (object copySender, RoutedEventArgs copyE) =>
{
object obj = DataEditor.SaveWindowControls(controlParent, name, children[cbValue.SelectedIndex], attributes);
DataEditor.SetClipboardObj(obj);
};
pasteToolStripMenuItem.Click += async(object copySender, RoutedEventArgs copyE) =>
{
Type type1 = DataEditor.clipboardObj.GetType();
Type type2 = type;
int type_idx = -1;
for (int ii = 0; ii < children.Length; ii++)
{
if (children[ii] == type1)
{
type_idx = ii;
break;
}
}
if (type_idx > -1)
{
refreshPanel = false;
cbValue.SelectedIndex = type_idx;
refreshPanel = true;
controlParent.Children.Clear();
DataEditor.LoadWindowControls(controlParent, parent, name, type1, attributes, DataEditor.clipboardObj);
}
else
{
await MessageBox.Show(control.GetOwningForm(), String.Format("Incompatible types:\n{0}\n{1}", type1.AssemblyQualifiedName, type2.AssemblyQualifiedName), "Invalid Operation", MessageBox.MessageBoxButtons.Ok);
}
};
control.ContextMenu = copyPasteStrip;
}
controlParent.Background = Avalonia.Media.Brushes.Transparent;
DataEditor.LoadWindowControls(controlParent, parent, name, children[selection], attributes, member);
}
}
}