[Bf-blender-cvs] [0e694b9] master: Code Clenaup: use const for button checking functions

[Campbell Barton]

Commit: 0e694b9b7ee25e74a1bbbaa78cff35ab26d3dd1d
Author: Campbell Barton
Date:   Wed Dec 18 17:47:38 2013 +1100
http://developer.blender.org/rB0e694b9b7ee25e74a1bbbaa78cff35ab26d3dd1d

Code Clenaup: use const for button checking functions

===================================================================

M	source/blender/editors/include/UI_interface.h
M	source/blender/editors/interface/interface.c
M	source/blender/editors/interface/interface_handlers.c
M	source/blender/editors/interface/interface_intern.h

===================================================================

diff --git a/source/blender/editors/include/UI_interface.h b/source/blender/editors/include/UI_interface.h
index b1fa36c..cfd6d74 100644
--- a/source/blender/editors/include/UI_interface.h
+++ b/source/blender/editors/include/UI_interface.h
@@ -522,7 +522,7 @@ uiBut *uiDefIconTextButO_ptr(uiBlock *block, int type, struct wmOperatorType *ot
 struct PointerRNA *uiButGetOperatorPtrRNA(uiBut *but);
 
 void uiButSetUnitType(uiBut *but, const int unit_type);
-int uiButGetUnitType(uiBut *but);
+int uiButGetUnitType(const uiBut *but);
 
 enum {
 	BUT_GET_RNAPROP_IDENTIFIER = 1,
diff --git a/source/blender/editors/interface/interface.c b/source/blender/editors/interface/interface.c
index b57b293..266b063 100644
--- a/source/blender/editors/interface/interface.c
+++ b/source/blender/editors/interface/interface.c
@@ -746,7 +746,7 @@ void uiButExecute(const bContext *C, uiBut *but)
 
 /* use to check if we need to disable undo, but don't make any changes
  * returns FALSE if undo needs to be disabled. */
-static int ui_is_but_rna_undo(uiBut *but)
+static int ui_is_but_rna_undo(const uiBut *but)
 {
 	if (but->rnapoin.id.data) {
 		/* avoid undo push for buttons who's ID are screen or wm level
@@ -1527,7 +1527,7 @@ void ui_set_but_vectorf(uiBut *but, const float vec[3])
 	}
 }
 
-bool ui_is_but_float(uiBut *but)
+bool ui_is_but_float(const uiBut *but)
 {
 	if (but->pointype == UI_BUT_POIN_FLOAT && but->poin)
 		return true;
@@ -1538,7 +1538,7 @@ bool ui_is_but_float(uiBut *but)
 	return false;
 }
 
-bool ui_is_but_bool(uiBut *but)
+bool ui_is_but_bool(const uiBut *but)
 {
 	if (ELEM4(but->type, TOG, TOGN, ICONTOG, ICONTOGN))
 		return true;
@@ -1550,7 +1550,7 @@ bool ui_is_but_bool(uiBut *but)
 }
 
 
-bool ui_is_but_unit(uiBut *but)
+bool ui_is_but_unit(const uiBut *but)
 {
 	UnitSettings *unit = but->block->unit;
 	const int unit_type = uiButGetUnitType(but);
@@ -3642,7 +3642,7 @@ void uiButSetUnitType(uiBut *but, const int unit_type)
 	but->unit_type = (unsigned char)(RNA_SUBTYPE_UNIT_VALUE(unit_type));
 }
 
-int uiButGetUnitType(uiBut *but)
+int uiButGetUnitType(const uiBut *but)
 {
 	int ownUnit = (int)but->unit_type;
 	
diff --git a/source/blender/editors/interface/interface_handlers.c b/source/blender/editors/interface/interface_handlers.c
index f0d064a..f495d12 100644
--- a/source/blender/editors/interface/interface_handlers.c
+++ b/source/blender/editors/interface/interface_handlers.c
@@ -237,7 +237,7 @@ typedef struct uiAfterFunc {
 
 
 
-static bool ui_is_but_interactive(uiBut *but, const bool labeledit);
+static bool ui_is_but_interactive(const uiBut *but, const bool labeledit);
 static bool ui_but_contains_pt(uiBut *but, int mx, int my);
 static bool ui_mouse_inside_button(ARegion *ar, uiBut *but, int x, int y);
 static uiBut *ui_but_find_mouse_over_ex(ARegion *ar, int x, int y, bool ctrl);
@@ -383,7 +383,7 @@ static void ui_mouse_scale_warp(uiHandleButtonData *data,
 }
 
 /* file selectors are exempt from utf-8 checks */
-bool ui_is_but_utf8(uiBut *but)
+bool ui_is_but_utf8(const uiBut *but)
 {
 	if (but->rnaprop) {
 		const int subtype = RNA_property_subtype(but->rnaprop);
@@ -869,7 +869,7 @@ static int ui_handler_region_drag_toggle(bContext *C, const wmEvent *event, void
 	}
 }
 
-static bool ui_is_but_drag_toggle(uiBut *but)
+static bool ui_is_but_drag_toggle(const uiBut *but)
 {
 	return ((ui_is_but_bool(but) == true) &&
 	        /* menu check is importnt so the button dragged over isn't removed instantly */
@@ -5969,7 +5969,7 @@ static bool ui_mouse_inside_button(ARegion *ar, uiBut *but, int x, int y)
  * Can we mouse over the button or is it hidden/disabled/layout.
  * Note: ctrl is kind of a hack currently, so that non-embossed TEX button behaves as a label when ctrl is not pressed.
  */
-static bool ui_is_but_interactive(uiBut *but, const bool labeledit)
+static bool ui_is_but_interactive(const uiBut *but, const bool labeledit)
 {
 	/* note, LABEL is included for highlights, this allows drags */
 	if ((but->type == LABEL) && but->dragpoin == NULL)
@@ -5988,7 +5988,7 @@ static bool ui_is_but_interactive(uiBut *but, const bool labeledit)
 	return true;
 }
 
-bool ui_is_but_search_unlink_visible(uiBut *but)
+bool ui_is_but_search_unlink_visible(const uiBut *but)
 {
 	BLI_assert(but->type == SEARCH_MENU_UNLINK);
 	return ((but->editstr == NULL) &&
diff --git a/source/blender/editors/interface/interface_intern.h b/source/blender/editors/interface/interface_intern.h
index 13998e0..afdcd7a 100644
--- a/source/blender/editors/interface/interface_intern.h
+++ b/source/blender/editors/interface/interface_intern.h
@@ -396,12 +396,12 @@ extern int  ui_get_but_string_max_length(uiBut *but);
 extern void ui_set_but_default(struct bContext *C, const bool all);
 
 extern void ui_check_but(uiBut *but);
-extern bool ui_is_but_float(uiBut *but);
-extern bool ui_is_but_bool(uiBut *but);
-extern bool ui_is_but_unit(uiBut *but);
+extern bool ui_is_but_float(const uiBut *but);
+extern bool ui_is_but_bool(const uiBut *but);
+extern bool ui_is_but_unit(const uiBut *but);
 extern bool ui_is_but_rna_valid(uiBut *but);
-extern bool ui_is_but_utf8(uiBut *but);
-extern bool ui_is_but_search_unlink_visible(uiBut *but);
+extern bool ui_is_but_utf8(const uiBut *but);
+extern bool ui_is_but_search_unlink_visible(const uiBut *but);
 
 extern int  ui_is_but_push_ex(uiBut *but, double *value);
 extern int  ui_is_but_push(uiBut *but);