Merge branch 'master' into soc-2021-curvessoc-2021-curves

1 files changed, 50 insertions, 0 deletions

diff --git a/source/blender/editors/interface/interface_regions.cc b/source/blender/editors/interface/interface_regions.cc
new file mode 100644
index 00000000000..1a2c1f7919c
--- /dev/null
+++ b/source/blender/editors/interface/interface_regions.cc
@@ -0,0 +1,50 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later
+ * Copyright 2008 Blender Foundation. All rights reserved. */
+
+/** \file
+ * \ingroup edinterface
+ *
+ * General Interface Region Code
+ *
+ * \note Most logic is now in 'interface_region_*.c'
+ */
+
+#include "BLI_listbase.h"
+#include "BLI_utildefines.h"
+#include "MEM_guardedalloc.h"
+
+#include "BKE_context.h"
+#include "BKE_screen.h"
+
+#include "WM_api.h"
+#include "wm_draw.h"
+
+#include "ED_screen.h"
+
+#include "interface_regions_intern.h"
+
+ARegion *ui_region_temp_add(bScreen *screen)
+{
+  ARegion *region = MEM_cnew<ARegion>(__func__);
+  BLI_addtail(&screen->regionbase, region);
+
+  region->regiontype = RGN_TYPE_TEMPORARY;
+  region->alignment = RGN_ALIGN_FLOAT;
+
+  return region;
+}
+
+void ui_region_temp_remove(bContext *C, bScreen *screen, ARegion *region)
+{
+  wmWindow *win = CTX_wm_window(C);
+
+  BLI_assert(region->regiontype == RGN_TYPE_TEMPORARY);
+  BLI_assert(BLI_findindex(&screen->regionbase, region) != -1);
+  if (win) {
+    wm_draw_region_clear(win, region);
+  }
+
+  ED_region_exit(C, region);
+  BKE_area_region_free(nullptr, region); /* nullptr: no spacetype */
+  BLI_freelinkN(&screen->regionbase, region);
+}