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Added minimal support for progressbar in python

This commit is contained in:
Gaia Clary 2013-04-19 14:47:11 +00:00
parent 1d008de24f
commit 1c502d8316
1 changed files with 51 additions and 0 deletions
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51
source/blender/makesrna/intern/rna_wm_api.c
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@ -86,6 +86,44 @@ static void rna_event_timer_remove(struct wmWindowManager *wm, wmTimer *timer)
WM_event_remove_timer(wm, timer->win, timer);
}
/* placeholder data for final implementation of a true progressbar */
struct wmStaticProgress {
float min;
float max;
bool is_valid;
} wm_progress_state = {0, 0, false};
static void rna_progress_begin(struct wmWindowManager *wm, float min, float max)
{
float range = max - min;
if (range != 0) {
wm_progress_state.min = min;
wm_progress_state.max = max;
wm_progress_state.is_valid = true;
}
else {
wm_progress_state.is_valid = false;
}
}
static void rna_progress_update(struct wmWindowManager *wm, float value)
{
if (wm_progress_state.is_valid) {
/* Map to cursor_time range [0,9999] */
int val = (int)(10000 * (value - wm_progress_state.min) / (wm_progress_state.max - wm_progress_state.min));
WM_cursor_time(wm->winactive, val);
}
}
static void rna_progress_end(struct wmWindowManager *wm)
{
if (wm_progress_state.is_valid) {
WM_cursor_restore(wm->winactive);
wm_progress_state.is_valid = false;
}
}
/* wrap these because of 'const wmEvent *' */
static int rna_Operator_confirm(bContext *C, wmOperator *op, wmEvent *event)
{
@ -274,6 +312,19 @@ void RNA_api_wm(StructRNA *srna)
parm = RNA_def_pointer(func, "timer", "Timer", "", "");
RNA_def_property_flag(parm, PROP_REQUIRED | PROP_NEVER_NULL);
/* Progress bar interface */
func = RNA_def_function(srna, "progress_begin", "rna_progress_begin");
parm = RNA_def_property(func, "min", PROP_FLOAT, PROP_NONE);
RNA_def_property_flag(parm, PROP_REQUIRED);
parm = RNA_def_property(func, "max", PROP_FLOAT, PROP_NONE);
RNA_def_property_flag(parm, PROP_REQUIRED);
func = RNA_def_function(srna, "progress_update", "rna_progress_update");
parm = RNA_def_property(func, "value", PROP_FLOAT, PROP_NONE);
RNA_def_property_flag(parm, PROP_REQUIRED);
RNA_def_property_ui_text(parm, "value", "any value between min and max as set in progress_init()");
func = RNA_def_function(srna, "progress_end", "rna_progress_end");
/* invoke functions, for use with python */
func = RNA_def_function(srna, "invoke_props_popup", "rna_Operator_props_popup");