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UI: support cycling callback for non RNA menus

This commit is contained in:
Campbell Barton 2015-11-16 06:26:25 +11:00
parent a70357104e
commit 0d267737e2
4 changed files with 26 additions and 3 deletions
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9
source/blender/editors/include/UI_interface.h
View File

@ -361,6 +361,13 @@ typedef void (*uiBlockHandleFunc)(struct bContext *C, void *arg, int event);
typedef void (*uiMenuCreateFunc)(struct bContext *C, struct uiLayout *layout, void *arg1);
typedef void (*uiMenuHandleFunc)(struct bContext *C, void *arg, int event);
/**
* Used for cycling menu values without opening the menu (Ctrl-Wheel).
* \param direction: forward or backwards [1 / -1].
* \param arg1: uiBut.poin (as with #uiMenuCreateFunc).
* \return true when the button was changed.
*/
typedef bool (*uiMenuStepFunc)(struct bContext *C, int direction, void *arg1);
/* Popup Menus
*
@ -693,6 +700,8 @@ void UI_but_func_drawextra_set(
void (*func)(const struct bContext *C, void *, void *, void *, struct rcti *rect),
void *arg1, void *arg2);
void UI_but_func_menu_step_set(uiBut *but, uiMenuStepFunc func);
void UI_but_func_tooltip_set(uiBut *but, uiButToolTipFunc func, void *argN);
void UI_but_tooltip_timer_remove(struct bContext *C, uiBut *but);

8
source/blender/editors/interface/interface.c
View File

@ -1804,7 +1804,8 @@ bool ui_but_supports_cycling(const uiBut *but)
{
return ((ELEM(but->type, UI_BTYPE_ROW, UI_BTYPE_NUM, UI_BTYPE_NUM_SLIDER, UI_BTYPE_LISTBOX)) ||
(but->type == UI_BTYPE_MENU && ui_but_menu_step_poll(but)) ||
(but->type == UI_BTYPE_COLOR && but->a1 != -1));
(but->type == UI_BTYPE_COLOR && but->a1 != -1) ||
(but->menu_step_func != NULL));
}
double ui_but_value_get(uiBut *but)
@ -4130,6 +4131,11 @@ void UI_but_func_complete_set(uiBut *but, uiButCompleteFunc func, void *arg)
but->autofunc_arg = arg;
}
void UI_but_func_menu_step_set(uiBut *but, uiMenuStepFunc func)
{
but->menu_step_func = func;
}
void UI_but_func_tooltip_set(uiBut *but, uiButToolTipFunc func, void *argN)
{
but->tip_func = func;

2
source/blender/editors/interface/interface_intern.h
View File

@ -281,6 +281,8 @@ struct uiBut {
/* UI_BTYPE_PULLDOWN/UI_BTYPE_MENU data */
uiMenuCreateFunc menu_create_func;
uiMenuStepFunc menu_step_func;
/* RNA data */
struct PointerRNA rnapoin;
struct PropertyRNA *rnaprop;

10
source/blender/editors/interface/interface_regions.c
View File

@ -111,13 +111,19 @@ bool ui_but_menu_step_poll(const uiBut *but)
BLI_assert(but->type == UI_BTYPE_MENU);
/* currenly only RNA buttons */
return (but->rnaprop && RNA_property_type(but->rnaprop) == PROP_ENUM);
return ((but->menu_step_func != NULL) ||
(but->rnaprop && RNA_property_type(but->rnaprop) == PROP_ENUM));
}
int ui_but_menu_step(uiBut *but, int direction)
{
if (ui_but_menu_step_poll(but)) {
return rna_property_enum_step(but->block->evil_C, &but->rnapoin, but->rnaprop, direction);
if (but->menu_step_func) {
return but->menu_step_func(but->block->evil_C, direction, but->poin);
}
else {
return rna_property_enum_step(but->block->evil_C, &but->rnapoin, but->rnaprop, direction);
}
}
printf("%s: cannot cycle button '%s'\n", __func__, but->str);