// Drag function for automatic sources, called from DragBegin
static void Drag(Gtk.Widget source, Gdk.DragContext ctx, WidgetDropCallback dropCallback, Gtk.Widget dragWidget)
{
if (ctx == null)
{
return;
}
Gtk.Window dragWin;
Gtk.Requisition req;
ShowFaults();
DND.dragWidget = dragWidget;
DND.dropCallback = dropCallback;
dragWin = new Gtk.Window(Gtk.WindowType.Popup);
dragWin.Add(dragWidget);
req = dragWidget.SizeRequest();
if (req.Width < 20 && req.Height < 20)
{
dragWin.SetSizeRequest(20, 20);
}
else if (req.Width < 20)
{
dragWin.SetSizeRequest(20, -1);
}
else if (req.Height < 20)
{
dragWin.SetSizeRequest(-1, 20);
}
req = dragWin.SizeRequest();
if (ctx.SourceWindow != null)
{
int px, py, rx, ry;
Gdk.ModifierType pmask;
ctx.SourceWindow.GetPointer(out px, out py, out pmask);
ctx.SourceWindow.GetRootOrigin(out rx, out ry);
dragWin.Move(rx + px, ry + py);
dragWin.Show();
dragHotX = req.Width / 2;
dragHotY = -3;
Gtk.Drag.SetIconWidget(ctx, dragWin, dragHotX, dragHotY);
}
if (source != null)
{
source.DragDataGet += DragDataGet;
source.DragEnd += DragEnded;
}
}
public Gdk.Rectangle GetTopLevelPosition(Gtk.Widget w)
{
foreach (TopLevelChild info in topLevels)
{
if (info.Child == w)
{
Gtk.Requisition req = w.SizeRequest();
return(new Gdk.Rectangle(info.X, info.Y, req.Width, req.Height));
}
}
return(new Gdk.Rectangle(0, 0, 0, 0));
}
protected override void OnSizeRequested(ref Gtk.Requisition requisition)
{
if (child != null)
{
requisition = child.SizeRequest();
}
else
{
requisition.Width = 0;
requisition.Height = 0;
}
}
void AttachChildren(Gtk.Table table, uint row, uint col)
{
if (icon != null)
{
table.Attach(icon, col, col + 1, row, row + 1);
Gtk.Table.TableChild tc = (Gtk.Table.TableChild)table [icon];
if (!editing)
{
tc.YPadding = itemSpacing;
}
}
if (label != null)
{
table.Attach(label, col + 1, col + 2, row, row + 1);
Gtk.Table.TableChild tc = (Gtk.Table.TableChild)table [label];
if (!editing)
{
tc.YPadding = itemSpacing;
}
label.GrabFocus();
}
if (accel != null)
{
table.Attach(accel, col + 2, col + 3, row, row + 1);
}
if (minWidth > 0 && label != null)
{
if (label.SizeRequest().Width < minWidth)
{
label.WidthRequest = minWidth;
}
}
bool sens = editing || node.Action == null || node.Action.GtkAction.Sensitive;
if (icon != null)
{
icon.Sensitive = sens;
}
if (label != null)
{
label.Sensitive = sens;
}
if (accel != null)
{
accel.Sensitive = sens;
}
}
// Drag function for automatic sources, called from DragBegin
static void Drag(Gtk.Widget source, Gdk.DragContext ctx, WidgetDropCallback dropCallback, Gtk.Widget dragWidget)
{
if (ctx == null)
return;
Gtk.Window dragWin;
Gtk.Requisition req;
ShowFaults ();
DND.dragWidget = dragWidget;
DND.dropCallback = dropCallback;
dragWin = new Gtk.Window (Gtk.WindowType.Popup);
dragWin.Add (dragWidget);
req = dragWidget.SizeRequest ();
if (req.Width < 20 && req.Height < 20)
dragWin.SetSizeRequest (20, 20);
else if (req.Width < 20)
dragWin.SetSizeRequest (20, -1);
else if (req.Height < 20)
dragWin.SetSizeRequest (-1, 20);
req = dragWin.SizeRequest ();
int px, py, rx, ry;
Gdk.ModifierType pmask;
ctx.SourceWindow.GetPointer (out px, out py, out pmask);
ctx.SourceWindow.GetRootOrigin (out rx, out ry);
dragWin.Move (rx + px, ry + py);
dragWin.Show ();
dragHotX = req.Width / 2;
dragHotY = -3;
Gtk.Drag.SetIconWidget (ctx, dragWin, dragHotX, dragHotY);
if (source != null) {
source.DragDataGet += DragDataGet;
source.DragEnd += DragEnded;
}
}
public static Gtk.Requisition GetPreferredSize(this Gtk.Widget widget)
{
return(widget.SizeRequest());
}
