protected override void ReplaceChild(Gtk.Widget oldChild, Gtk.Widget newChild)
{
int index = tabs.IndexOf(oldChild);
if (index != -1)
{
tabs[index] = newChild;
Gtk.Widget page = notebook.GetNthPage(index);
notebook.SetTabLabel(page, newChild);
}
else
{
Gtk.Widget tab = notebook.GetTabLabel(oldChild);
int current = notebook.CurrentPage;
int oldPageNum = ((Gtk.Notebook.NotebookChild)notebook [oldChild]).Position;
base.ReplaceChild(oldChild, newChild);
// Get the widget again because it may have changed (for example, if it is a text view
// and has the ShowScrollbars option set.
newChild = notebook.GetNthPage(oldPageNum);
notebook.CurrentPage = current;
notebook.SetTabLabel(newChild, tab);
Widget ww = Widget.Lookup(tab);
if (ww != null)
{
ww.RequiresUndoStatusUpdate = true;
}
}
}
internal protected override void GenerateBuildCode(GeneratorContext ctx, CodeExpression var)
{
base.GenerateBuildCode(ctx, var);
string text = button.Label;
if (!string.IsNullOrEmpty(text))
{
CodePropertyReferenceExpression cprop = new CodePropertyReferenceExpression(var, "Label");
PropertyDescriptor prop = (PropertyDescriptor)this.ClassDescriptor ["Label"];
bool trans = Type != ButtonType.StockItem && prop.IsTranslated(Wrapped);
CodeExpression val = ctx.GenerateValue(text, typeof(string), trans);
ctx.Statements.Add(new CodeAssignStatement(cprop, val));
}
if (Type == ButtonType.TextAndIcon)
{
var imageWidget = (Gtk.Image)button.Image;
if (imageWidget != null)
{
Image imageWrapper = (Image)Widget.Lookup(imageWidget);
var imgVar = ctx.GenerateNewInstanceCode(imageWrapper);
var imgProp = new CodePropertyReferenceExpression(var, "Image");
ctx.Statements.Add(new CodeAssignStatement(imgProp, imgVar));
}
}
}
protected override void ReplaceChild(Gtk.Widget oldChild, Gtk.Widget newChild)
{
Widget ww = Widget.Lookup(oldChild);
if (ww != null && ww.ShowScrollbars && ParentWrapper != null)
{
// The viewport is bound to the child widget. Remove it together with the child
ParentWrapper.ReplaceChild(Wrapped, newChild, false);
return;
}
if (scrolled.Child is Gtk.Viewport && oldChild != scrolled.Child)
{
Gtk.Viewport vp = (Gtk.Viewport)scrolled.Child;
vp.Remove(oldChild);
scrolled.Remove(vp);
vp.Destroy();
}
else
{
scrolled.Remove(scrolled.Child);
}
if (newChild.SetScrollAdjustments(null, null))
{
scrolled.Add(newChild);
}
else
{
AddWithViewport(newChild);
}
NotifyChildAdded(scrolled.Child);
}
static void ButtonPress(object obj, Gtk.ButtonPressEventArgs args)
{
Gtk.Widget widget = (Gtk.Widget)map[args.Event.Window];
if (widget == null)
{
return;
}
Widget wrapper = Widget.Lookup(widget);
args.RetVal = wrapper.HandleClick(args.Event);
}
void FixedDragDrop(object obj, Gtk.DragDropArgs args)
{
Gtk.Widget w = DND.Drop(args.Context, gtkfixed, args.Time);
Widget ww = Widget.Lookup(w);
if (ww != null)
{
gtkfixed.Put(w, args.X - DND.DragHotX, args.Y - DND.DragHotY);
NotifyChildAdded(w);
args.RetVal = true;
ww.Select();
}
}
void DragEnd(object obj, Gtk.DragEndArgs args)
{
using (UndoManager.AtomicChange) {
gtkfixed.DragEnd -= DragEnd;
if (DND.DragWidget != null)
{
DND.DragWidget.Unparent();
gtkfixed.Put(DND.DragWidget, dragX, dragY);
NotifyChildAdded(DND.DragWidget);
Widget ww = Widget.Lookup(DND.DragWidget);
ww.Select();
}
}
}
protected override void ReplaceChild(Gtk.Widget oldChild, Gtk.Widget newChild)
{
Widget ww = Widget.Lookup(oldChild);
if (ww != null && ww.ShowScrollbars && (ParentWrapper is ScrolledWindow) && ParentWrapper.ParentWrapper != null)
{
// The viewport is bound to the child widget. Remove it together with the child
ParentWrapper.ParentWrapper.ReplaceChild(ParentWrapper.Wrapped, newChild, false);
}
else
{
base.ReplaceChild(oldChild, newChild);
}
}
void ConstructContents()
{
if (button.Child != null)
{
button.Remove(button.Child);
}
if (useUnderline)
{
labelWidget = new Gtk.Label(label);
labelWidget.MnemonicWidget = button;
}
else
{
labelWidget = Gtk.Label.New(label);
}
Gtk.Image imageWidget = (Gtk.Image)Registry.NewInstance("Gtk.Image", proj);
Image imageWrapper = (Image)Widget.Lookup(imageWidget);
imageWrapper.Unselectable = true;
if (type != ButtonType.StockItem)
{
imageWrapper.Pixbuf = imageInfo;
}
Gtk.HBox box = new Gtk.HBox(false, 2);
box.PackStart(imageWidget, false, false, 0);
box.PackEnd(labelWidget, false, false, 0);
Gtk.Alignment alignment = new Gtk.Alignment(button.Xalign, button.Yalign, 0.0f, 0.0f);
alignment.Add(box);
ObjectWrapper buttonWrapper = ObjectWrapper.Lookup(this);
Widget wrapper = (Widget)ObjectWrapper.Create(proj, labelWidget, buttonWrapper);
wrapper.Unselectable = true;
wrapper = (Widget)ObjectWrapper.Create(proj, box, buttonWrapper);
wrapper.Unselectable = true;
wrapper = (Widget)ObjectWrapper.Create(proj, alignment, buttonWrapper);
wrapper.Unselectable = true;
alignment.ShowAll();
button.Add(alignment);
}
void UpdateImage()
{
if (type != ButtonType.TextAndIcon)
{
button.Image = null;
return;
}
var imageWidget = button.Image as Gtk.Image;
if (imageWidget == null)
{
button.Image = imageWidget = (Gtk.Image)Registry.NewInstance("Gtk.Image", proj);
// force them to display even if hidden by the theme
button.Image.Show();
}
Image imageWrapper = (Image)Widget.Lookup(imageWidget);
imageWrapper.Unselectable = true;
imageWrapper.Pixbuf = imageInfo;
}
protected override void ReplaceChild(Gtk.Widget oldChild, Gtk.Widget newChild)
{
Widget ww = Widget.Lookup(oldChild);
if ((oldChild is Placeholder) && (ParentWrapper is ScrolledWindow) && newChild.SetScrollAdjustments(null, null))
{
Widget wrapper = Widget.Lookup(newChild);
wrapper.ShowScrollbars = false;
ParentWrapper.ReplaceChild(Wrapped, newChild, false);
}
else if (ww != null && ww.ShowScrollbars && (ParentWrapper is ScrolledWindow) && ParentWrapper.ParentWrapper != null)
{
// The viewport is bound to the child widget. Remove it together with the child
ParentWrapper.ParentWrapper.ReplaceChild(ParentWrapper.Wrapped, newChild, false);
}
else
{
base.ReplaceChild(oldChild, newChild);
}
}
protected override void ReplaceChild(Gtk.Widget oldChild, Gtk.Widget newChild)
{
int index = tabs.IndexOf(oldChild);
if (index != -1)
{
tabs[index] = newChild;
Gtk.Widget page = notebook.GetNthPage(index);
notebook.SetTabLabel(page, newChild);
}
else
{
Gtk.Widget tab = notebook.GetTabLabel(oldChild);
int current = notebook.CurrentPage;
base.ReplaceChild(oldChild, newChild);
notebook.CurrentPage = current;
notebook.SetTabLabel(newChild, tab);
Widget ww = Widget.Lookup(tab);
if (ww != null)
{
ww.RequiresUndoStatusUpdate = true;
}
}
}
