[gtk+] window: Allow more space at edges for popovers

[Carlos Garnacho <carlosg src gnome org>]

commit 551931c1c6d8bc7a5d052c86538b8a5587eb2e35
Author: Carlos Garnacho <carlosg gnome org>
Date:   Wed Jun 10 21:02:34 2015 +0200

    window: Allow more space at edges for popovers
    
    We're clamping to the visible window edge, which misplaces text handles.

 gtk/gtkwindow.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index 9fe882f..eea2a15 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -6384,7 +6384,7 @@ popover_get_rect (GtkWindowPopover      *popover,
         }
       else
         rect->y = CLAMP (popover->rect.y + (popover->rect.height / 2) -
-                         (req.height / 2), win_alloc.y, win_alloc.y + win_alloc.height - req.height);
+                         (req.height / 2), 0, win_alloc.y + win_alloc.height + win_border.bottom - 
req.height);
 
       if ((popover->pos == GTK_POS_LEFT) ==
           (gtk_widget_get_direction (popover->widget) == GTK_TEXT_DIR_LTR))
@@ -6416,7 +6416,7 @@ popover_get_rect (GtkWindowPopover      *popover,
         }
       else
         rect->x = CLAMP (popover->rect.x + (popover->rect.width / 2) -
-                         (req.width / 2), win_alloc.x, win_alloc.x + win_alloc.width - req.width);
+                         (req.width / 2), 0, win_alloc.x + win_alloc.width + win_border.right - req.width);
 
       if (popover->pos == GTK_POS_TOP)
         {