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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/** \file
* \ingroup spstatusbar
*/
#include <stdio.h>
#include <string.h>
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
#include "BKE_context.h"
#include "BKE_screen.h"
#include "ED_screen.h"
#include "ED_space_api.h"
#include "RNA_access.h"
#include "UI_interface.h"
#include "WM_api.h"
#include "WM_message.h"
#include "WM_types.h"
/* ******************** default callbacks for statusbar space ******************** */
static SpaceLink *statusbar_create(const ScrArea *UNUSED(area), const Scene *UNUSED(scene))
{
ARegion *region;
SpaceStatusBar *sstatusbar;
sstatusbar = MEM_callocN(sizeof(*sstatusbar), "init statusbar");
sstatusbar->spacetype = SPACE_STATUSBAR;
/* header region */
region = MEM_callocN(sizeof(*region), "header for statusbar");
BLI_addtail(&sstatusbar->regionbase, region);
region->regiontype = RGN_TYPE_HEADER;
region->alignment = RGN_ALIGN_NONE;
return (SpaceLink *)sstatusbar;
}
/* not spacelink itself */
static void statusbar_free(SpaceLink *UNUSED(sl))
{
}
/* spacetype; init callback */
static void statusbar_init(struct wmWindowManager *UNUSED(wm), ScrArea *UNUSED(area))
{
}
static SpaceLink *statusbar_duplicate(SpaceLink *sl)
{
SpaceStatusBar *sstatusbarn = MEM_dupallocN(sl);
/* clear or remove stuff from old */
return (SpaceLink *)sstatusbarn;
}
/* add handlers, stuff you only do once or on area/region changes */
static void statusbar_header_region_init(wmWindowManager *UNUSED(wm), ARegion *region)
{
if (ELEM(RGN_ALIGN_ENUM_FROM_MASK(region->alignment), RGN_ALIGN_RIGHT)) {
region->flag |= RGN_FLAG_DYNAMIC_SIZE;
}
ED_region_header_init(region);
}
static void statusbar_operatortypes(void)
{
}
static void statusbar_keymap(struct wmKeyConfig *UNUSED(keyconf))
{
}
static void statusbar_header_region_listener(const wmRegionListenerParams *params)
{
ARegion *region = params->region;
wmNotifier *wmn = params->notifier;
/* context changes */
switch (wmn->category) {
case NC_SCREEN:
if (ELEM(wmn->data, ND_LAYER, ND_ANIMPLAY)) {
ED_region_tag_redraw(region);
}
break;
case NC_WM:
if (wmn->data == ND_JOB) {
ED_region_tag_redraw(region);
}
break;
case NC_SCENE:
if (wmn->data == ND_RENDER_RESULT) {
ED_region_tag_redraw(region);
}
break;
case NC_SPACE:
if (wmn->data == ND_SPACE_INFO) {
ED_region_tag_redraw(region);
}
break;
case NC_ID:
if (wmn->action == NA_RENAME) {
ED_region_tag_redraw(region);
}
break;
}
}
static void statusbar_header_region_message_subscribe(const wmRegionMessageSubscribeParams *params)
{
struct wmMsgBus *mbus = params->message_bus;
ARegion *region = params->region;
wmMsgSubscribeValue msg_sub_value_region_tag_redraw = {
.owner = region,
.user_data = region,
.notify = ED_region_do_msg_notify_tag_redraw,
};
WM_msg_subscribe_rna_anon_prop(mbus, Window, view_layer, &msg_sub_value_region_tag_redraw);
WM_msg_subscribe_rna_anon_prop(mbus, ViewLayer, name, &msg_sub_value_region_tag_redraw);
}
/* only called once, from space/spacetypes.c */
void ED_spacetype_statusbar(void)
{
SpaceType *st = MEM_callocN(sizeof(*st), "spacetype statusbar");
ARegionType *art;
st->spaceid = SPACE_STATUSBAR;
strncpy(st->name, "Status Bar", BKE_ST_MAXNAME);
st->create = statusbar_create;
st->free = statusbar_free;
st->init = statusbar_init;
st->duplicate = statusbar_duplicate;
st->operatortypes = statusbar_operatortypes;
st->keymap = statusbar_keymap;
/* regions: header window */
art = MEM_callocN(sizeof(*art), "spacetype statusbar header region");
art->regionid = RGN_TYPE_HEADER;
art->prefsizey = 0.8f * HEADERY;
art->prefsizex = UI_UNIT_X * 5; /* Mainly to avoid glitches */
art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_VIEW2D | ED_KEYMAP_HEADER;
art->init = statusbar_header_region_init;
art->layout = ED_region_header_layout;
art->draw = ED_region_header_draw;
art->listener = statusbar_header_region_listener;
art->message_subscribe = statusbar_header_region_message_subscribe;
BLI_addhead(&st->regiontypes, art);
BKE_spacetype_register(st);
}
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