[gtk/wip/matthiasc/popup5: 147/151] GDK W32: No more child windows

[Matthias Clasen <matthiasc src gnome org>]

commit 493b30c2a83c95cac1669d842132b53f0b1b543e
Author: Руслан Ижбулатов <lrn1986 gmail com>
Date:   Tue May 28 16:37:28 2019 +0000

    GDK W32: No more child windows
    
    We don't have child windows (the window-inside-a-window kind of windows)
    anymore. Remove all the code related to that.

 gdk/win32/gdkgeometry-win32.c | 155 ------------------------------------------
 gdk/win32/gdksurface-win32.c  |  23 +------
 gdk/win32/gdksurface-win32.h  |   9 ---
 gdk/win32/meson.build         |   1 -
 4 files changed, 1 insertion(+), 187 deletions(-)
---
diff --git a/gdk/win32/gdksurface-win32.c b/gdk/win32/gdksurface-win32.c
index 5ccc7525e9..07fe55b35b 100644
--- a/gdk/win32/gdksurface-win32.c
+++ b/gdk/win32/gdksurface-win32.c
@@ -268,7 +268,7 @@ _gdk_win32_surface_enable_transparency (GdkSurface *window)
   DWM_BLURBEHIND blur_behind;
   HRGN empty_region;
   HRESULT call_result;
-  HWND parent, thiswindow;
+  HWND thiswindow;
 
   if (window == NULL || GDK_SURFACE_HWND (window) == NULL)
     return FALSE;
@@ -284,12 +284,6 @@ _gdk_win32_surface_enable_transparency (GdkSurface *window)
 
   thiswindow = GDK_SURFACE_HWND (window);
 
-  /* Blurbehind only works on toplevel windows */
-  parent = GetAncestor (thiswindow, GA_PARENT);
-  if (!(GetWindowLong (thiswindow, GWL_STYLE) & WS_POPUP) &&
-      (parent == NULL || parent != GetDesktopWindow ()))
-    return FALSE;
-
   empty_region = CreateRectRgn (0, 0, -1, -1);
 
   if (empty_region == NULL)
@@ -1127,11 +1121,6 @@ gdk_win32_surface_move (GdkSurface *window,
   if (window->state & GDK_SURFACE_STATE_FULLSCREEN)
     return;
 
-  if (GetAncestor (GDK_SURFACE_HWND (window), GA_PARENT) != GetDesktopWindow ())
-    {
-      _gdk_surface_move_resize_child (window, x, y, window->width, window->height);
-    }
-  else
     {
       RECT outer_rect;
       GdkWin32Surface *impl = GDK_WIN32_SURFACE (window);
@@ -1175,11 +1164,6 @@ gdk_win32_surface_resize (GdkSurface *window,
   if (window->state & GDK_SURFACE_STATE_FULLSCREEN)
     return;
 
-  if (GetAncestor (GDK_SURFACE_HWND (window), GA_PARENT) != GetDesktopWindow ())
-    {
-      _gdk_surface_move_resize_child (window, window->x, window->y, width, height);
-    }
-  else
     {
       RECT outer_rect;
 
@@ -1225,11 +1209,6 @@ gdk_win32_surface_move_resize_internal (GdkSurface *window,
                            GDK_SURFACE_HWND (window),
                            width, height, x, y));
 
-  if (GetAncestor (GDK_SURFACE_HWND (window), GA_PARENT) != GetDesktopWindow ())
-    {
-      _gdk_surface_move_resize_child (window, x, y, width, height);
-    }
-  else
     {
       RECT outer_rect;
       GdkWin32Surface *impl = GDK_WIN32_SURFACE (window);
diff --git a/gdk/win32/gdksurface-win32.h b/gdk/win32/gdksurface-win32.h
index cbe0472fb5..1d6c4b3626 100644
--- a/gdk/win32/gdksurface-win32.h
+++ b/gdk/win32/gdksurface-win32.h
@@ -261,7 +261,6 @@ struct _GdkWin32Surface
    * We don't actually set margins to 0, we just set this bit.
    */
   guint zero_margins : 1;
-  guint no_bg : 1;
   guint inhibit_configure : 1;
 
   /* Set to TRUE if window is using true layered mode adjustments
@@ -349,14 +348,6 @@ struct _GdkWin32SurfaceClass
 
 GType _gdk_win32_surface_get_type (void);
 
-void  _gdk_win32_surface_tmp_unset_bg  (GdkSurface *window,
-                                        gboolean   recurse);
-void  _gdk_win32_surface_tmp_reset_bg  (GdkSurface *window,
-                                        gboolean   recurse);
-
-void  _gdk_win32_surface_tmp_unset_parent_bg (GdkSurface *window);
-void  _gdk_win32_surface_tmp_reset_parent_bg (GdkSurface *window);
-
 void  _gdk_win32_surface_update_style_bits   (GdkSurface *window);
 
 gint  _gdk_win32_surface_get_scale_factor    (GdkSurface *window);
diff --git a/gdk/win32/meson.build b/gdk/win32/meson.build
index 11f8da78b2..9567c96609 100644
--- a/gdk/win32/meson.build
+++ b/gdk/win32/meson.build
@@ -12,7 +12,6 @@ gdk_win32_sources = files([
   'gdkdrag-win32.c',
   'gdkdrop-win32.c',
   'gdkevents-win32.c',
-  'gdkgeometry-win32.c',
   'gdkglcontext-win32.c',
   'gdkglobals-win32.c',
   'gdkhdataoutputstream-win32.c',