private void OnSizeRequested(object sender, Gtk.SizeRequestedArgs args)
{
if ((this.child != null))
{
args.Requisition = this.child.SizeRequest();
}
}
public void HandleControlSizeRequested(object o, Gtk.SizeRequestedArgs args)
{
if (Handler.autoSize)
{
args.Requisition = Handler.vp.SizeRequest();
}
}
void HandleWidgetSizeRequested(object o, Gtk.SizeRequestedArgs args)
{
var req = args.Requisition;
if (!gettingPreferredSize && (enabledEvents & WidgetEvent.PreferredSizeCheck) != 0)
{
SizeConstraint wc = SizeConstraint.Unconstrained, hc = SizeConstraint.Unconstrained;
var cp = Widget.Parent as IConstraintProvider;
if (cp != null)
{
cp.GetConstraints(Widget, out wc, out hc);
}
ApplicationContext.InvokeUserCode(delegate {
var w = eventSink.GetPreferredSize(wc, hc);
req.Width = (int)w.Width;
req.Height = (int)w.Height;
});
}
if (Frontend.MinWidth != -1 && Frontend.MinWidth > req.Width)
{
req.Width = (int)Frontend.MinWidth;
}
if (Frontend.MinHeight != -1 && Frontend.MinHeight > req.Height)
{
req.Height = (int)Frontend.MinHeight;
}
args.Requisition = req;
}
void HandleLabelDynamicSizeRequest(object o, Gtk.SizeRequestedArgs args)
{
if (wrapHeight > 0)
{
var req = args.Requisition;
req.Width = 0;
req.Height = wrapHeight;
args.Requisition = req;
}
}
public void HandleViewportSizeRequested(object o, Gtk.SizeRequestedArgs args)
{
var handler = Handler;
if (handler != null)
{
var viewport = (Gtk.Viewport)o;
if (handler.autoSize)
{
var size = viewport.SizeRequest();
//Console.WriteLine ("Autosizing to {0}x{1}", size.Width, size.Height);
args.Requisition = size;
}
}
}
public void HandleButtonSizeRequested(object o, Gtk.SizeRequestedArgs args)
{
var handler = Handler;
if (handler != null)
{
var size = args.Requisition;
//if (handler.PreferredSize.Width == -1 && (size.Width > 1 || size.Height > 1))
{
var minSize = handler.MinimumSize;
size.Width = Math.Max(size.Width, minSize.Width);
size.Height = Math.Max(size.Height, minSize.Height);
args.Requisition = size;
}
}
}
void HandleSizeRequested(object o, Gtk.SizeRequestedArgs args)
{
IWidgetSurface ws = (IWidgetSurface)Frontend;
Gtk.Requisition req = args.Requisition;
int w = (int)ws.GetPreferredWidth().MinSize;
int h = (int)ws.GetPreferredHeight().MinSize;
if (req.Width < w)
{
req.Width = w;
}
if (req.Height < h)
{
req.Height = h;
}
args.Requisition = req;
}
public void HandleContentSizeRequested(object o, Gtk.SizeRequestedArgs args)
{
var handler = Handler;
if (handler != null)
{
var alloc = args.Requisition;
var minimumSize = handler.MinimumSize;
if (minimumSize.Width > 0)
{
alloc.Width = Math.Max(alloc.Width, minimumSize.Width);
}
if (minimumSize.Height > 0)
{
alloc.Height = Math.Max(alloc.Height, minimumSize.Height);
}
args.Requisition = alloc;
}
}
void HandleSizeRequested(object sender, Gtk.SizeRequestedArgs args)
{
if (!Window.Resizable)
{
int w = args.Requisition.Width, h = args.Requisition.Height;
if (w < (int)requestedSize.Width)
{
w = (int)requestedSize.Width;
}
if (h < (int)requestedSize.Height)
{
h = (int)requestedSize.Height;
}
args.Requisition = new Gtk.Requisition()
{
Width = w, Height = h
};
}
}
void HandleSizeRequested(object o, Gtk.SizeRequestedArgs args)
{
args.Requisition = Widget.Child.SizeRequest();
}
void HandleSizeRequested(object o, Gtk.SizeRequestedArgs args)
{
SizeRequest();
}
void HandleSizeRequested(object o, Gtk.SizeRequestedArgs args)
{
OnParentSizeRequested(args);
}
protected virtual void OnParentSizeRequested(Gtk.SizeRequestedArgs args)
{
SizeRequest();
}
void HandleWidgetSizeRequested(object o, Gtk.SizeRequestedArgs args)
{
if (gettingPreferredSize)
{
return;
}
var req = args.Requisition;
if ((enabledEvents & sizeCheckEvents) == 0)
{
// If no sizing event is set, it means this handler was set because there is a min size.
if (Frontend.MinWidth != -1)
{
req.Width = (int)Frontend.MinWidth;
}
if (Frontend.MinHeight != -1)
{
req.Height = (int)Frontend.MinHeight;
}
return;
}
if (sizeCheckStep == SizeCheckStep.AdjustSize)
{
req.Width = realRequestedWidth;
req.Height = realRequestedHeight;
sizeCheckStep = SizeCheckStep.FinalAllocate;
}
else
{
Toolkit.Invoke(delegate {
if (EventSink.GetSizeRequestMode() == SizeRequestMode.HeightForWidth)
{
if ((enabledEvents & WidgetEvent.PreferredWidthCheck) != 0)
{
var w = eventSink.OnGetPreferredWidth();
req.Width = (int)w.MinSize;
}
if ((enabledEvents & WidgetEvent.PreferredHeightForWidthCheck) != 0)
{
if (doubleSizeRequestCheckSupported)
{
sizeCheckStep = SizeCheckStep.PreAllocate;
realRequestedWidth = req.Width; // Store the width, since it will be used in the next iteration
}
else
{
var h = eventSink.OnGetPreferredHeightForWidth(req.Width);
req.Height = (int)h.MinSize;
sizeCheckStep = SizeCheckStep.FinalAllocate;
}
}
else if ((enabledEvents & WidgetEvent.PreferredHeightCheck) != 0)
{
var h = eventSink.OnGetPreferredHeight();
req.Height = (int)h.MinSize;
sizeCheckStep = SizeCheckStep.FinalAllocate;
}
}
else
{
if ((enabledEvents & WidgetEvent.PreferredHeightCheck) != 0)
{
var h = eventSink.OnGetPreferredHeight();
req.Height = (int)h.MinSize;
}
if ((enabledEvents & WidgetEvent.PreferredWidthForHeightCheck) != 0)
{
if (doubleSizeRequestCheckSupported)
{
sizeCheckStep = SizeCheckStep.PreAllocate;
realRequestedHeight = req.Height; // Store the height, since it will be used in the next iteration
}
else
{
var w = eventSink.OnGetPreferredWidthForHeight(req.Height);
req.Width = (int)w.MinSize;
sizeCheckStep = SizeCheckStep.FinalAllocate;
}
}
else if ((enabledEvents & WidgetEvent.PreferredWidthCheck) != 0)
{
var w = eventSink.OnGetPreferredWidth();
req.Width = (int)w.MinSize;
sizeCheckStep = SizeCheckStep.FinalAllocate;
}
}
});
}
args.Requisition = req;
}
private void DetailsSizeRequested(object obj, Gtk.SizeRequestedArgs args)
{
if (maximized)
{
return;
}
// Add a placeholder widget
Gtk.Label label = WidgetFu.NewLabel("");
Attach(label, 0, 2, current_row, ++current_row, fill, expand, 0, 0);
Gtk.Table.TableChild[,] children = new Gtk.Table.TableChild[NColumns, NRows];
foreach (Gtk.Widget child in Children)
{
Gtk.Table.TableChild tc = this[child] as Gtk.Table.TableChild;
children[tc.LeftAttach, tc.TopAttach] = tc;
}
// Expand the icon down to the bottom or the first label
if (children[0, 0] != null && children[0, 0].Child == icon)
{
uint max_icon_row;
for (max_icon_row = 1; max_icon_row < NRows; max_icon_row++)
{
if (children[0, max_icon_row] != null)
{
break;
}
}
children[0, 0].BottomAttach = max_icon_row;
}
// Expand all labels (except in column 0) rightward
for (uint row = 0; row < NRows; row++)
{
for (uint col = 1; col < NColumns; col++)
{
if (children[col, row] == null ||
!(children[col, row].Child is Gtk.Label))
{
continue;
}
uint end = col + 1;
while (end < NColumns &&
children[end, row] == null)
{
end++;
}
if (end > col + 1)
{
children[col, row].RightAttach = end;
}
}
}
// Vertically expand only the placeholder row
for (uint row = 0; row < NRows; row++)
{
for (uint col = 1; col < NColumns; col++)
{
if (children[col, row] == null)
{
continue;
}
children[col, row].YOptions = (row == NRows - 1) ? expand : fill;
}
}
maximized = true;
}
