Gdk.Rectangle GetScreenCoordinates(Gdk.Rectangle caret)
{
if (parent != null)
{
return(GtkUtil.ToScreenCoordinates(parent, parent.GdkWindow, caret));
}
if (xwtParent != null)
{
return(GtkUtil.ToScreenCoordinates(xwtParent, caret.ToXwtRectangle()));
}
return(Gdk.Rectangle.Zero);
}
protected Rectangle GetScreenCoordinates(Rectangle targetRect)
{
// TODO: Fix cross toolkit coords
var gtkTarget = target as Gtk.Widget;
if (gtkTarget != null)
{
return(GtkUtil.ToScreenCoordinates(gtkTarget, gtkTarget.GdkWindow, targetRect.ToGdkRectangle()).ToXwtRectangle());
}
#if MAC
var nsTarget = target as AppKit.NSView;
if (nsTarget != null)
{
var lo = nsTarget.ConvertPointToView(new CoreGraphics.CGPoint((nfloat)targetRect.X, (nfloat)targetRect.Y), null);
lo = nsTarget.Window.ConvertRectToScreen(new CoreGraphics.CGRect(lo, CoreGraphics.CGSize.Empty)).Location;
var r = new CoreGraphics.CGRect(lo.X, lo.Y, 0, nsTarget.IsFlipped ? 0 : nsTarget.Frame.Height);
var desktopBounds = new Rectangle();
foreach (var s in AppKit.NSScreen.Screens)
{
var sr = s.Frame;
desktopBounds = desktopBounds.Union(new Rectangle(sr.X, sr.Y, sr.Width, sr.Height));
}
r.Y = (nfloat)desktopBounds.Height - r.Y - r.Height;
if (desktopBounds.Y < 0)
{
r.Y += (nfloat)desktopBounds.Y;
}
return(new Rectangle(r.X, r.Y, r.Width, r.Height));
}
#endif
var xwtTarget = target as Widget;
if (xwtTarget != null)
{
return(GtkUtil.ToScreenCoordinates(xwtTarget, targetRect).ToXwtRectangle());
}
return(Rectangle.Zero);
}
public virtual void RepositionWindow(Gdk.Rectangle?newCaret = null)
{
if (parent == null)
{
return;
}
int x, y;
if (newCaret.HasValue) //Update caret if parameter is given
{
currentCaret = newCaret.Value;
}
Gdk.Rectangle caret = currentCaret;
Gdk.Window window = targetWindow;
if (targetWindow == null)
{
return;
}
PopupPosition position = Theme.TargetPosition;
this.position = Theme.TargetPosition;
UpdatePadding();
window.GetOrigin(out x, out y);
var alloc = parent.Allocation;
if (eventProvided)
{
caret.X = x;
caret.Y = y;
caret.Width = caret.Height = 1;
}
else
{
if (caret.Equals(Gdk.Rectangle.Zero))
{
caret = new Gdk.Rectangle(0, 0, alloc.Width, alloc.Height);
}
caret = GtkUtil.ToScreenCoordinates(parent, parent.GdkWindow, caret);
}
Gtk.Requisition request = SizeRequest();
var screen = parent.Screen;
Gdk.Rectangle geometry = GtkWorkarounds.GetUsableMonitorGeometry(screen, screen.GetMonitorAtPoint(caret.X, caret.Y));
// Add some spacing between the screen border and the popover window
geometry.Inflate(-5, -5);
// Flip the orientation if the window doesn't fit the screen.
int intPos = (int)position;
switch ((PopupPosition)(intPos & 0x0f))
{
case PopupPosition.Top:
if (caret.Bottom + request.Height > geometry.Bottom)
{
intPos = (intPos & 0xf0) | (int)PopupPosition.Bottom;
}
break;
case PopupPosition.Bottom:
if (caret.Top - request.Height < geometry.X)
{
intPos = (intPos & 0xf0) | (int)PopupPosition.Top;
}
break;
case PopupPosition.Right:
if (caret.X - request.Width < geometry.X)
{
intPos = (intPos & 0xf0) | (int)PopupPosition.Left;
}
break;
case PopupPosition.Left:
if (caret.Right + request.Width > geometry.Right)
{
intPos = (intPos & 0xf0) | (int)PopupPosition.Right;
}
break;
}
position = (PopupPosition)intPos;
UpdatePadding();
// Calculate base coordinate
switch ((PopupPosition)((int)position & 0x0f))
{
case PopupPosition.Top:
y = caret.Bottom;
break;
case PopupPosition.Bottom:
y = caret.Y - request.Height; break;
case PopupPosition.Right:
x = caret.X - request.Width; break;
case PopupPosition.Left:
x = caret.Right; break;
}
int offset;
if ((position & PopupPosition.Top) != 0 || (position & PopupPosition.Bottom) != 0)
{
if (((int)position & 0x10) != 0)
{
x = caret.X - MinArrowSpacing - Theme.ArrowWidth / 2;
}
else if (((int)position & 0x20) != 0)
{
x = caret.Right - request.Width + MinArrowSpacing + Theme.ArrowWidth / 2;
}
else
{
x = caret.X + (caret.Width - request.Width) / 2;
}
if (x < geometry.Left)
{
x = geometry.Left;
}
else if (x + request.Width > geometry.Right)
{
x = geometry.Right - request.Width;
}
offset = caret.X + caret.Width / 2 - x;
if (offset - Theme.ArrowWidth / 2 < MinArrowSpacing)
{
offset = MinArrowSpacing + Theme.ArrowWidth / 2;
}
if (offset > request.Width - MinArrowSpacing - Theme.ArrowWidth / 2)
{
offset = request.Width - MinArrowSpacing - Theme.ArrowWidth / 2;
}
}
else
{
if (((int)position & 0x10) != 0)
{
y = caret.Y - MinArrowSpacing - Theme.ArrowWidth / 2;
}
else if (((int)position & 0x20) != 0)
{
y = caret.Bottom - request.Height + MinArrowSpacing + Theme.ArrowWidth / 2;
}
else
{
y = caret.Y + (caret.Height - request.Height) / 2;
}
if (y < geometry.Top)
{
y = geometry.Top;
}
else if (y + request.Height > geometry.Bottom)
{
y = geometry.Bottom - request.Height;
}
if (MaximumYTopBound > 0)
{
y = Math.Max(MaximumYTopBound, y);
}
offset = caret.Y + caret.Height / 2 - y;
if (offset - Theme.ArrowWidth / 2 < MinArrowSpacing)
{
offset = MinArrowSpacing + Theme.ArrowWidth / 2;
}
if (offset > request.Height - MinArrowSpacing - Theme.ArrowWidth / 2)
{
offset = request.Height - MinArrowSpacing - Theme.ArrowWidth / 2;
}
}
Theme.ArrowOffset = offset;
this.position = position;
UpdatePadding();
Move(x, y);
Show();
if (!ShowWindowShadow)
{
DesktopService.RemoveWindowShadow(this);
}
}