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test/source/blender/editors/screen/screen_edit.cc
Julian Eisel 2e76bb47bb Refactor: BKE: Move icon header to C++ 
Was trying to use a C++ type (`blender::Span`) in the header but
couldn't. I would rather not use a less safe raw pointer to a buffer.

Pull Request: https://projects.blender.org/blender/blender/pulls/148214
2025-10-16 17:45:26 +02:00

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/* SPDX-FileCopyrightText: 2008 Blender Authors
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup edscr
*/
#include <cmath>
#include <cstring>
#include <limits>
#include "MEM_guardedalloc.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "DNA_userdef_types.h"
#include "BLI_listbase.h"
#include "BLI_rect.h"
#include "BLI_string_utf8.h"
#include "BLI_utildefines.h"
#include "BKE_context.hh"
#include "BKE_global.hh"
#include "BKE_icons.hh"
#include "BKE_image.hh"
#include "BKE_layer.hh"
#include "BKE_lib_id.hh"
#include "BKE_main.hh"
#include "BKE_report.hh"
#include "BKE_scene.hh"
#include "BKE_screen.hh"
#include "BKE_sound.h"
#include "BKE_workspace.hh"
#include "WM_api.hh"
#include "WM_types.hh"
#include "ED_clip.hh"
#include "ED_node.hh"
#include "ED_screen.hh"
#include "ED_screen_types.hh"
#include "ED_sequencer.hh"
#include "RNA_access.hh"
#include "RNA_enum_types.hh"
#include "UI_interface.hh"
#include "WM_message.hh"
#include "WM_toolsystem.hh"
#include "DEG_depsgraph_query.hh"
#include "screen_intern.hh" /* own module include */
/* adds no space data */
static ScrArea *screen_addarea_ex(ScrAreaMap *area_map,
ScrVert *bottom_left,
ScrVert *top_left,
ScrVert *top_right,
ScrVert *bottom_right,
const eSpace_Type space_type)
{
ScrArea *area = MEM_callocN<ScrArea>("addscrarea");
area->v1 = bottom_left;
area->v2 = top_left;
area->v3 = top_right;
area->v4 = bottom_right;
area->spacetype = space_type;
BLI_addtail(&area_map->areabase, area);
return area;
}
static ScrArea *screen_addarea(bScreen *screen,
ScrVert *left_bottom,
ScrVert *left_top,
ScrVert *right_top,
ScrVert *right_bottom,
const eSpace_Type space_type)
{
return screen_addarea_ex(
AREAMAP_FROM_SCREEN(screen), left_bottom, left_top, right_top, right_bottom, space_type);
}
static void screen_delarea(bContext *C, bScreen *screen, ScrArea *area)
{
ED_area_exit(C, area);
BKE_screen_area_free(area);
BLI_remlink(&screen->areabase, area);
MEM_freeN(area);
}
ScrArea *area_split(const wmWindow *win,
bScreen *screen,
ScrArea *area,
const eScreenAxis dir_axis,
const float fac,
const bool merge)
{
ScrArea *newa = nullptr;
if (area == nullptr) {
return nullptr;
}
rcti window_rect;
WM_window_rect_calc(win, &window_rect);
short split = screen_geom_find_area_split_point(area, &window_rect, dir_axis, fac);
if (split == 0) {
return nullptr;
}
/* NOTE(@ideasman42): regarding (fac > 0.5f) checks below.
* normally it shouldn't matter which is used since the copy should match the original
* however with viewport rendering and python console this isn't the case. */
if (dir_axis == SCREEN_AXIS_H) {
/* new vertices */
ScrVert *sv1 = screen_geom_vertex_add(screen, area->v1->vec.x, split);
ScrVert *sv2 = screen_geom_vertex_add(screen, area->v4->vec.x, split);
/* new edges */
screen_geom_edge_add(screen, area->v1, sv1);
screen_geom_edge_add(screen, sv1, area->v2);
screen_geom_edge_add(screen, area->v3, sv2);
screen_geom_edge_add(screen, sv2, area->v4);
screen_geom_edge_add(screen, sv1, sv2);
if (fac > 0.5f) {
/* new areas: top */
newa = screen_addarea(screen, sv1, area->v2, area->v3, sv2, eSpace_Type(area->spacetype));
/* area below */
area->v2 = sv1;
area->v3 = sv2;
}
else {
/* new areas: bottom */
newa = screen_addarea(screen, area->v1, sv1, sv2, area->v4, eSpace_Type(area->spacetype));
/* area above */
area->v1 = sv1;
area->v4 = sv2;
}
ED_area_data_copy(newa, area, true);
}
else {
/* new vertices */
ScrVert *sv1 = screen_geom_vertex_add(screen, split, area->v1->vec.y);
ScrVert *sv2 = screen_geom_vertex_add(screen, split, area->v2->vec.y);
/* new edges */
screen_geom_edge_add(screen, area->v1, sv1);
screen_geom_edge_add(screen, sv1, area->v4);
screen_geom_edge_add(screen, area->v2, sv2);
screen_geom_edge_add(screen, sv2, area->v3);
screen_geom_edge_add(screen, sv1, sv2);
if (fac > 0.5f) {
/* new areas: right */
newa = screen_addarea(screen, sv1, sv2, area->v3, area->v4, eSpace_Type(area->spacetype));
/* area left */
area->v3 = sv2;
area->v4 = sv1;
}
else {
/* new areas: left */
newa = screen_addarea(screen, area->v1, area->v2, sv2, sv1, eSpace_Type(area->spacetype));
/* area right */
area->v1 = sv1;
area->v2 = sv2;
}
ED_area_data_copy(newa, area, true);
}
/* remove double vertices en edges */
if (merge) {
BKE_screen_remove_double_scrverts(screen);
}
BKE_screen_remove_double_scredges(screen);
BKE_screen_remove_unused_scredges(screen);
return newa;
}
bScreen *screen_add(Main *bmain, const char *name, const rcti *rect)
{
bScreen *screen = static_cast<bScreen *>(BKE_libblock_alloc(bmain, ID_SCR, name, 0));
screen->do_refresh = true;
screen->redraws_flag = TIME_ALL_3D_WIN | TIME_ALL_ANIM_WIN;
ScrVert *sv1 = screen_geom_vertex_add(screen, rect->xmin, rect->ymin);
ScrVert *sv2 = screen_geom_vertex_add(screen, rect->xmin, rect->ymax - 1);
ScrVert *sv3 = screen_geom_vertex_add(screen, rect->xmax - 1, rect->ymax - 1);
ScrVert *sv4 = screen_geom_vertex_add(screen, rect->xmax - 1, rect->ymin);
screen_geom_edge_add(screen, sv1, sv2);
screen_geom_edge_add(screen, sv2, sv3);
screen_geom_edge_add(screen, sv3, sv4);
screen_geom_edge_add(screen, sv4, sv1);
/* dummy type, no spacedata */
screen_addarea(screen, sv1, sv2, sv3, sv4, SPACE_EMPTY);
return screen;
}
void screen_data_copy(bScreen *to, bScreen *from)
{
/* Free contents of 'to', is from blenkernel `screen.cc`. */
BKE_screen_free_data(to);
to->flag = from->flag;
BLI_duplicatelist(&to->vertbase, &from->vertbase);
BLI_duplicatelist(&to->edgebase, &from->edgebase);
BLI_duplicatelist(&to->areabase, &from->areabase);
BLI_listbase_clear(&to->regionbase);
ScrVert *s2 = static_cast<ScrVert *>(to->vertbase.first);
for (ScrVert *s1 = static_cast<ScrVert *>(from->vertbase.first); s1;
s1 = s1->next, s2 = s2->next)
{
s1->newv = s2;
}
LISTBASE_FOREACH (ScrEdge *, se, &to->edgebase) {
se->v1 = se->v1->newv;
se->v2 = se->v2->newv;
BKE_screen_sort_scrvert(&(se->v1), &(se->v2));
}
ScrArea *from_area = static_cast<ScrArea *>(from->areabase.first);
LISTBASE_FOREACH (ScrArea *, area, &to->areabase) {
area->v1 = area->v1->newv;
area->v2 = area->v2->newv;
area->v3 = area->v3->newv;
area->v4 = area->v4->newv;
BLI_listbase_clear(&area->spacedata);
BLI_listbase_clear(&area->regionbase);
BLI_listbase_clear(&area->actionzones);
BLI_listbase_clear(&area->handlers);
ED_area_data_copy(area, from_area, true);
from_area = from_area->next;
}
/* put at zero (needed?) */
LISTBASE_FOREACH (ScrVert *, s1, &from->vertbase) {
s1->newv = nullptr;
}
}
void screen_new_activate_prepare(const wmWindow *win, bScreen *screen_new)
{
screen_new->winid = win->winid;
screen_new->do_refresh = true;
screen_new->do_draw = true;
}
eScreenDir area_getorientation(ScrArea *sa_a, ScrArea *sa_b)
{
if (sa_a == nullptr || sa_b == nullptr || sa_a == sa_b) {
return SCREEN_DIR_NONE;
}
short left_a = sa_a->v1->vec.x;
short right_a = sa_a->v3->vec.x;
short top_a = sa_a->v3->vec.y;
short bottom_a = sa_a->v1->vec.y;
short left_b = sa_b->v1->vec.x;
short right_b = sa_b->v3->vec.x;
short top_b = sa_b->v3->vec.y;
short bottom_b = sa_b->v1->vec.y;
/* How much these areas share a common edge. */
short overlapx = std::min(right_a, right_b) - std::max(left_a, left_b);
short overlapy = std::min(top_a, top_b) - std::max(bottom_a, bottom_b);
/* Minimum overlap required. */
const short minx = std::min({int(AREAJOINTOLERANCEX), right_a - left_a, right_b - left_b});
const short miny = std::min({int(AREAJOINTOLERANCEY), top_a - bottom_a, top_b - bottom_b});
if (top_a == bottom_b && overlapx >= minx) {
return eScreenDir(1); /* sa_a to bottom of sa_b = N */
}
if (bottom_a == top_b && overlapx >= minx) {
return eScreenDir(3); /* sa_a on top of sa_b = S */
}
if (left_a == right_b && overlapy >= miny) {
return eScreenDir(0); /* sa_a to right of sa_b = W */
}
if (right_a == left_b && overlapy >= miny) {
return eScreenDir(2); /* sa_a to left of sa_b = E */
}
return eScreenDir(-1);
}
void area_getoffsets(
ScrArea *sa_a, ScrArea *sa_b, const eScreenDir dir, int *r_offset1, int *r_offset2)
{
if (sa_a == nullptr || sa_b == nullptr) {
*r_offset1 = std::numeric_limits<int>::max();
*r_offset2 = std::numeric_limits<int>::max();
}
else if (dir == SCREEN_DIR_W) { /* West: sa on right and sa_b to the left. */
*r_offset1 = sa_b->v3->vec.y - sa_a->v2->vec.y;
*r_offset2 = sa_b->v4->vec.y - sa_a->v1->vec.y;
}
else if (dir == SCREEN_DIR_N) { /* North: sa below and sa_b above. */
*r_offset1 = sa_a->v2->vec.x - sa_b->v1->vec.x;
*r_offset2 = sa_a->v3->vec.x - sa_b->v4->vec.x;
}
else if (dir == SCREEN_DIR_E) { /* East: sa on left and sa_b to the right. */
*r_offset1 = sa_b->v2->vec.y - sa_a->v3->vec.y;
*r_offset2 = sa_b->v1->vec.y - sa_a->v4->vec.y;
}
else if (dir == SCREEN_DIR_S) { /* South: sa above and sa_b below. */
*r_offset1 = sa_a->v1->vec.x - sa_b->v2->vec.x;
*r_offset2 = sa_a->v4->vec.x - sa_b->v3->vec.x;
}
else {
BLI_assert(dir == SCREEN_DIR_NONE);
*r_offset1 = std::numeric_limits<int>::max();
*r_offset2 = std::numeric_limits<int>::max();
}
}
/* Screen verts with horizontal position equal to from_x are moved to to_x. */
static void screen_verts_halign(const wmWindow *win,
const bScreen *screen,
const short from_x,
const short to_x)
{
ED_screen_verts_iter(win, screen, v1)
{
if (v1->vec.x == from_x) {
v1->vec.x = to_x;
}
}
}
/* Screen verts with vertical position equal to from_y are moved to to_y. */
static void screen_verts_valign(const wmWindow *win,
const bScreen *screen,
const short from_y,
const short to_y)
{
ED_screen_verts_iter(win, screen, v1)
{
if (v1->vec.y == from_y) {
v1->vec.y = to_y;
}
}
}
/* Test if two adjoining areas can be aligned by having their screen edges adjusted. */
static bool screen_areas_can_align(
ReportList *reports, bScreen *screen, ScrArea *sa1, ScrArea *sa2, eScreenDir dir)
{
if (dir == SCREEN_DIR_NONE) {
return false;
}
int offset1;
int offset2;
area_getoffsets(sa1, sa2, dir, &offset1, &offset2);
const int tolerance = SCREEN_DIR_IS_HORIZONTAL(dir) ? AREAJOINTOLERANCEY : AREAJOINTOLERANCEX;
if ((abs(offset1) >= tolerance) || (abs(offset2) >= tolerance)) {
/* Misalignment is too great. */
return false;
}
/* Areas that are _smaller_ than minimum sizes, sharing an edge to be moved. See #100772. */
if (SCREEN_DIR_IS_VERTICAL(dir)) {
const short xmin = std::min(sa1->v1->vec.x, sa2->v1->vec.x);
const short xmax = std::max(sa1->v3->vec.x, sa2->v3->vec.x);
LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
if (ELEM(area, sa1, sa2)) {
continue;
}
if (area->v3->vec.x - area->v1->vec.x < tolerance &&
(area->v1->vec.x == xmin || area->v3->vec.x == xmax))
{
BKE_report(reports, RPT_ERROR, "A narrow vertical area interferes with this operation");
return false;
}
}
}
else {
const short ymin = std::min(sa1->v1->vec.y, sa2->v1->vec.y);
const short ymax = std::max(sa1->v3->vec.y, sa2->v3->vec.y);
LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
if (ELEM(area, sa1, sa2)) {
continue;
}
if (area->v3->vec.y - area->v1->vec.y < tolerance &&
(area->v1->vec.y == ymin || area->v3->vec.y == ymax))
{
BKE_report(reports, RPT_ERROR, "A narrow horizontal area interferes with this operation");
return false;
}
}
}
return true;
}
/* Adjust all screen edges to allow joining two areas. 'dir' value is like area_getorientation().
*/
static bool screen_areas_align(bContext *C,
ReportList *reports,
bScreen *screen,
ScrArea *sa1,
ScrArea *sa2,
const eScreenDir dir)
{
if (!screen_areas_can_align(reports, screen, sa1, sa2, dir)) {
return false;
}
wmWindow *win = CTX_wm_window(C);
if (SCREEN_DIR_IS_HORIZONTAL(dir)) {
/* horizontal join, use average for new top and bottom. */
int top = (sa1->v2->vec.y + sa2->v2->vec.y) / 2;
int bottom = (sa1->v4->vec.y + sa2->v4->vec.y) / 2;
/* Move edges exactly matching source top and bottom. */
screen_verts_valign(win, screen, sa1->v2->vec.y, top);
screen_verts_valign(win, screen, sa1->v4->vec.y, bottom);
/* Move edges exactly matching target top and bottom. */
screen_verts_valign(win, screen, sa2->v2->vec.y, top);
screen_verts_valign(win, screen, sa2->v4->vec.y, bottom);
}
else {
/* Vertical join, use averages for new left and right. */
int left = (sa1->v1->vec.x + sa2->v1->vec.x) / 2;
int right = (sa1->v3->vec.x + sa2->v3->vec.x) / 2;
/* Move edges exactly matching source left and right. */
screen_verts_halign(win, screen, sa1->v1->vec.x, left);
screen_verts_halign(win, screen, sa1->v3->vec.x, right);
/* Move edges exactly matching target left and right */
screen_verts_halign(win, screen, sa2->v1->vec.x, left);
screen_verts_halign(win, screen, sa2->v3->vec.x, right);
}
return true;
}
/* Simple join of two areas without any splitting. Will return false if not possible. */
static bool screen_area_join_aligned(
bContext *C, ReportList *reports, bScreen *screen, ScrArea *sa1, ScrArea *sa2)
{
const eScreenDir dir = area_getorientation(sa1, sa2);
/* Ensure that the area edges are exactly aligned. */
if (!screen_areas_align(C, reports, screen, sa1, sa2, dir)) {
return false;
}
if (dir == SCREEN_DIR_W) { /* sa1 to right of sa2 = West. */
sa1->v1 = sa2->v1; /* BL */
sa1->v2 = sa2->v2; /* TL */
screen_geom_edge_add(screen, sa1->v2, sa1->v3);
screen_geom_edge_add(screen, sa1->v1, sa1->v4);
}
else if (dir == SCREEN_DIR_N) { /* sa1 to bottom of sa2 = North. */
sa1->v2 = sa2->v2; /* TL */
sa1->v3 = sa2->v3; /* TR */
screen_geom_edge_add(screen, sa1->v1, sa1->v2);
screen_geom_edge_add(screen, sa1->v3, sa1->v4);
}
else if (dir == SCREEN_DIR_E) { /* sa1 to left of sa2 = East. */
sa1->v3 = sa2->v3; /* TR */
sa1->v4 = sa2->v4; /* BR */
screen_geom_edge_add(screen, sa1->v2, sa1->v3);
screen_geom_edge_add(screen, sa1->v1, sa1->v4);
}
else if (dir == SCREEN_DIR_S) { /* sa1 on top of sa2 = South. */
sa1->v1 = sa2->v1; /* BL */
sa1->v4 = sa2->v4; /* BR */
screen_geom_edge_add(screen, sa1->v1, sa1->v2);
screen_geom_edge_add(screen, sa1->v3, sa1->v4);
}
screen_delarea(C, screen, sa2);
BKE_screen_remove_double_scrverts(screen);
/* Update preview thumbnail */
BKE_icon_changed(screen->id.icon_id);
return true;
}
/* Slice off and return new area. "Reverse" gives right/bottom, rather than left/top. */
static ScrArea *screen_area_trim(
bContext *C, bScreen *screen, ScrArea **area, int size, eScreenDir dir, bool reverse)
{
const bool vertical = SCREEN_DIR_IS_VERTICAL(dir);
if (abs(size) < (vertical ? AREAJOINTOLERANCEX : AREAJOINTOLERANCEY)) {
return nullptr;
}
/* Measurement with ScrVerts because winx and winy might not be correct at this time. */
float fac = abs(size) / float(vertical ? ((*area)->v3->vec.x - (*area)->v1->vec.x) :
((*area)->v3->vec.y - (*area)->v1->vec.y));
fac = (reverse == vertical) ? 1.0f - fac : fac;
ScrArea *newsa = area_split(
CTX_wm_window(C), screen, *area, vertical ? SCREEN_AXIS_V : SCREEN_AXIS_H, fac, true);
/* area_split always returns smallest of the two areas, so might have to swap. */
if (((fac > 0.5f) == vertical) != reverse) {
ScrArea *temp = *area;
*area = newsa;
newsa = temp;
}
return newsa;
}
/* Join any two neighboring areas. Might create new areas, kept if over min_remainder. */
static bool screen_area_join_ex(bContext *C,
ReportList *reports,
bScreen *screen,
ScrArea *sa1,
ScrArea *sa2,
bool close_all_remainders)
{
const eScreenDir dir = area_getorientation(sa1, sa2);
if (dir == SCREEN_DIR_NONE) {
return false;
}
int offset1;
int offset2;
area_getoffsets(sa1, sa2, dir, &offset1, &offset2);
/* Split Left/Top into new area if overhanging. */
ScrArea *side1 = screen_area_trim(C, screen, (offset1 > 0) ? &sa2 : &sa1, offset1, dir, false);
/* Split Right/Bottom into new area if overhanging. */
ScrArea *side2 = screen_area_trim(C, screen, (offset2 > 0) ? &sa1 : &sa2, offset2, dir, true);
/* The two areas now line up, so join them. */
screen_area_join_aligned(C, reports, screen, sa1, sa2);
if (close_all_remainders || offset1 < 0 || offset2 > 0) {
/* Close both if trimming `sa1`. */
float inner[4] = {0.0f, 0.0f, 0.0f, 0.7f};
if (side1) {
rcti rect = {side1->v1->vec.x, side1->v3->vec.x, side1->v1->vec.y, side1->v3->vec.y};
screen_animate_area_highlight(
CTX_wm_window(C), CTX_wm_screen(C), &rect, inner, nullptr, AREA_CLOSE_FADEOUT);
}
screen_area_close(C, reports, screen, side1);
if (side2) {
rcti rect = {side2->v1->vec.x, side2->v3->vec.x, side2->v1->vec.y, side2->v3->vec.y};
screen_animate_area_highlight(
CTX_wm_window(C), CTX_wm_screen(C), &rect, inner, nullptr, AREA_CLOSE_FADEOUT);
}
screen_area_close(C, reports, screen, side2);
}
else {
/* Force full rebuild. #130732 */
ED_area_tag_redraw(side1);
ED_area_tag_redraw(side2);
}
if (sa1 != CTX_wm_area(C)) {
/* Active area has changed so active region could be invalid. It is
* safe to set null and let it be set later by mouse position. #131751. */
screen->active_region = nullptr;
}
BKE_icon_changed(screen->id.icon_id);
return true;
}
int screen_area_join(bContext *C, ReportList *reports, bScreen *screen, ScrArea *sa1, ScrArea *sa2)
{
return screen_area_join_ex(C, reports, screen, sa1, sa2, false);
}
bool screen_area_close(bContext *C, ReportList *reports, bScreen *screen, ScrArea *area)
{
if (area == nullptr) {
return false;
}
ScrArea *sa2 = nullptr;
float best_alignment = 0.0f;
LISTBASE_FOREACH (ScrArea *, neighbor, &screen->areabase) {
const eScreenDir dir = area_getorientation(area, neighbor);
/* Must at least partially share an edge and not be a global area. */
if ((dir != SCREEN_DIR_NONE) && (neighbor->global == nullptr)) {
/* Winx/Winy might not be updated yet, so get lengths from verts. */
const bool vertical = SCREEN_DIR_IS_VERTICAL(dir);
const int area_length = vertical ? (area->v3->vec.x - area->v1->vec.x) :
(area->v3->vec.y - area->v1->vec.y);
const int ar_length = vertical ? (neighbor->v3->vec.x - neighbor->v1->vec.x) :
(neighbor->v3->vec.y - neighbor->v1->vec.y);
/* Calculate the ratio of the lengths of the shared edges. */
float alignment = std::min(area_length, ar_length) / float(std::max(area_length, ar_length));
if (alignment > best_alignment) {
best_alignment = alignment;
sa2 = neighbor;
}
}
}
/* Join from neighbor into this area to close it. */
return screen_area_join_ex(C, reports, screen, sa2, area, true);
}
void screen_area_spacelink_add(const Scene *scene, ScrArea *area, eSpace_Type space_type)
{
SpaceType *stype = BKE_spacetype_from_id(space_type);
SpaceLink *slink = stype->create(area, scene);
area->regionbase = slink->regionbase;
BLI_addhead(&area->spacedata, slink);
BLI_listbase_clear(&slink->regionbase);
}
/* ****************** EXPORTED API TO OTHER MODULES *************************** */
/* screen sets cursor based on active region */
static void region_cursor_set_ex(wmWindow *win, ScrArea *area, ARegion *region, bool swin_changed)
{
BLI_assert(WM_window_get_active_screen(win)->active_region == region);
if (win->tag_cursor_refresh || swin_changed ||
(region->runtime->type && region->runtime->type->event_cursor))
{
win->tag_cursor_refresh = false;
ED_region_cursor_set(win, area, region);
}
}
static void region_cursor_set(wmWindow *win, bool swin_changed)
{
bScreen *screen = WM_window_get_active_screen(win);
/* Don't touch cursor if something else is controlling it, like button handling. See #51739. */
if (win->grabcursor) {
return;
}
ED_screen_areas_iter (win, screen, area) {
LISTBASE_FOREACH (ARegion *, region, &area->regionbase) {
if (region == screen->active_region) {
region_cursor_set_ex(win, area, region, swin_changed);
return;
}
}
}
}
void ED_screen_do_listen(bContext *C, const wmNotifier *note)
{
wmWindow *win = CTX_wm_window(C);
bScreen *screen = CTX_wm_screen(C);
/* generic notes */
switch (note->category) {
case NC_WM:
if (note->data == ND_FILEREAD) {
screen->do_draw = true;
}
break;
case NC_WINDOW:
if (WM_capabilities_flag() & WM_CAPABILITY_WINDOW_DECORATION_STYLES) {
WM_window_decoration_style_apply(win, screen);
}
screen->do_draw = true;
break;
case NC_SCREEN:
if (note->action == NA_EDITED) {
if (WM_capabilities_flag() & WM_CAPABILITY_WINDOW_DECORATION_STYLES) {
WM_window_decoration_style_apply(win, screen);
}
screen->do_draw = screen->do_refresh = true;
}
break;
case NC_SCENE:
if (note->data == ND_MODE) {
region_cursor_set(win, true);
}
break;
}
}
static bool region_poll(const bContext *C,
const bScreen *screen,
const ScrArea *area,
const ARegion *region)
{
if (!region->runtime->type) {
BLI_assert_unreachable();
return false;
}
if (!region->runtime->type->poll) {
/* Show region by default. */
return true;
}
RegionPollParams params = {nullptr};
params.screen = screen;
params.area = area;
params.region = region;
params.context = C;
return region->runtime->type->poll(&params);
}
bool area_regions_poll(bContext *C, const bScreen *screen, ScrArea *area)
{
bScreen *prev_screen = CTX_wm_screen(C);
ScrArea *prev_area = CTX_wm_area(C);
ARegion *prev_region = CTX_wm_region(C);
CTX_wm_screen_set(C, const_cast<bScreen *>(screen));
CTX_wm_area_set(C, area);
bool any_changed = false;
LISTBASE_FOREACH (ARegion *, region, &area->regionbase) {
const int old_region_flag = region->flag;
region->flag &= ~RGN_FLAG_POLL_FAILED;
CTX_wm_region_set(C, region);
if (region_poll(C, screen, area, region) == false) {
region->flag |= RGN_FLAG_POLL_FAILED;
}
else if (region->runtime->type && region->runtime->type->on_poll_success) {
region->runtime->type->on_poll_success(C, region);
}
if (old_region_flag != region->flag) {
any_changed = true;
/* Enforce complete re-init. */
region->v2d.flag &= ~V2D_IS_INIT;
const bool is_hidden = region->flag & (RGN_FLAG_HIDDEN | RGN_FLAG_POLL_FAILED);
/* Don't re-init areas, caller is expected to handle that. In fact, this code might actually
* run as part of #ED_area_init(). */
const bool do_init = false;
ED_region_visibility_change_update_ex(C, area, region, is_hidden, do_init);
}
}
CTX_wm_screen_set(C, prev_screen);
CTX_wm_area_set(C, prev_area);
CTX_wm_region_set(C, prev_region);
return any_changed;
}
/**
* \return true if any region polling state changed, and a screen refresh is needed.
*/
static bool screen_regions_poll(bContext *C, wmWindow *win, const bScreen *screen)
{
wmWindow *prev_win = CTX_wm_window(C);
ScrArea *prev_area = CTX_wm_area(C);
ARegion *prev_region = CTX_wm_region(C);
CTX_wm_window_set(C, win);
bool any_changed = false;
ED_screen_areas_iter (win, screen, area) {
if (area_regions_poll(C, screen, area)) {
any_changed = true;
}
}
CTX_wm_window_set(C, prev_win);
CTX_wm_area_set(C, prev_area);
CTX_wm_region_set(C, prev_region);
return any_changed;
}
/**
* Refreshes the active screen of \a win if #bScreen.do_refresh is set. Region polling is also done
* here, which will trigger a refresh on changes.
*
* Screen refreshes should only be necessary if the screen layout changes in some way.
*/
static void screen_refresh_if_needed(bContext *C, wmWindowManager *wm, wmWindow *win)
{
bScreen *screen = WM_window_get_active_screen(win);
/* Exception for background mode, we only need the screen context. */
if (!G.background) {
if (screen->do_refresh) {
ED_screen_areas_iter (win, screen, area) {
/* Ensure all area and region types are set before polling, it depends on it (see #130583).
*/
ED_area_and_region_types_init(area);
}
}
/* Returns true if a change was done that requires refreshing. */
if (screen_regions_poll(C, win, screen)) {
screen->do_refresh = true;
}
if (!screen->do_refresh) {
return;
}
/* Called even when creating the ghost window fails in #WM_window_open. */
if (win->ghostwin) {
/* Header size depends on DPI, let's verify. */
WM_window_dpi_set_userdef(win);
}
ED_screen_global_areas_refresh(win);
screen_geom_vertices_scale(win, screen);
ED_screen_areas_iter (win, screen, area) {
/* Set space-type and region callbacks, calls init() */
/* Sets sub-windows for regions, adds handlers. */
ED_area_init(C, win, area);
}
/* wake up animtimer */
if (screen->animtimer) {
WM_event_timer_sleep(wm, win, screen->animtimer, false);
}
}
if (G.debug & G_DEBUG_EVENTS) {
printf("%s: set screen\n", __func__);
}
screen->do_refresh = false;
/* Prevent multi-window errors. */
screen->winid = win->winid;
screen->context = reinterpret_cast<void *>(ed_screen_context);
}
void ED_screen_refresh(bContext *C, wmWindowManager *wm, wmWindow *win)
{
bScreen *screen = WM_window_get_active_screen(win);
/* Enforce full refresh. */
screen->do_refresh = true;
screen_refresh_if_needed(C, wm, win);
}
void ED_screens_init(bContext *C, Main *bmain, wmWindowManager *wm)
{
wmWindow *prev_ctx_win = CTX_wm_window(C);
BLI_SCOPED_DEFER([&]() { CTX_wm_window_set(C, prev_ctx_win); });
LISTBASE_FOREACH (wmWindow *, win, &wm->windows) {
/* Region polls may need window/screen context. */
CTX_wm_window_set(C, win);
if (BKE_workspace_active_get(win->workspace_hook) == nullptr) {
BKE_workspace_active_set(win->workspace_hook,
static_cast<WorkSpace *>(bmain->workspaces.first));
}
ED_screen_refresh(C, wm, win);
if (win->eventstate) {
ED_screen_set_active_region(nullptr, win, win->eventstate->xy);
}
}
if (U.uiflag & USER_HEADER_FROM_PREF) {
LISTBASE_FOREACH (bScreen *, screen, &bmain->screens) {
BKE_screen_header_alignment_reset(screen);
}
}
}
void ED_screen_ensure_updated(bContext *C, wmWindowManager *wm, wmWindow *win)
{
screen_refresh_if_needed(C, wm, win);
}
void ED_region_remove(bContext *C, ScrArea *area, ARegion *region)
{
ED_region_exit(C, region);
BKE_area_region_free(area->type, region);
BLI_freelinkN(&area->regionbase, region);
}
/* *********** exit calls are for closing running stuff ******** */
void ED_region_exit(bContext *C, ARegion *region)
{
wmWindowManager *wm = CTX_wm_manager(C);
wmWindow *win = CTX_wm_window(C);
ARegion *prevar = CTX_wm_region(C);
if (region->runtime->type && region->runtime->type->exit) {
region->runtime->type->exit(wm, region);
}
CTX_wm_region_set(C, region);
WM_event_remove_handlers(C, &region->runtime->handlers);
WM_event_modal_handler_region_replace(win, region, nullptr);
/* Stop panel animation in this region if there are any. */
LISTBASE_FOREACH (Panel *, panel, &region->panels) {
UI_panel_stop_animation(C, panel);
}
if (region->regiontype == RGN_TYPE_TEMPORARY) {
/* This may be a popup region such as a popover or splash screen.
* In the case of popups which spawn popups it's possible for
* the parent popup to be freed *before* a popup which created it.
* The child may have a reference to the freed parent unless cleared here, see: #122132.
*
* Having parent popups freed before the popups they spawn could be investigated although
* they're not technically nested as they're both stored in #Screen::regionbase. */
WM_event_ui_handler_region_popup_replace(win, region, nullptr);
}
WM_draw_region_free(region);
/* The region is not in a state that it can be visible in anymore. Reinitializing is needed. */
region->runtime->visible = false;
MEM_SAFE_FREE(region->runtime->headerstr);
if (region->runtime->regiontimer) {
WM_event_timer_remove(wm, win, region->runtime->regiontimer);
region->runtime->regiontimer = nullptr;
}
WM_msgbus_clear_by_owner(wm->runtime->message_bus, region);
CTX_wm_region_set(C, prevar);
}
void ED_area_exit(bContext *C, ScrArea *area)
{
wmWindowManager *wm = CTX_wm_manager(C);
wmWindow *win = CTX_wm_window(C);
ScrArea *prevsa = CTX_wm_area(C);
if (area->type && area->type->exit) {
area->type->exit(wm, area);
}
CTX_wm_area_set(C, area);
LISTBASE_FOREACH (ARegion *, region, &area->regionbase) {
ED_region_exit(C, region);
}
WM_event_remove_handlers(C, &area->handlers);
WM_event_modal_handler_area_replace(win, area, nullptr);
CTX_wm_area_set(C, prevsa);
}
void ED_screen_exit(bContext *C, wmWindow *window, bScreen *screen)
{
wmWindowManager *wm = CTX_wm_manager(C);
wmWindow *prevwin = CTX_wm_window(C);
CTX_wm_window_set(C, window);
if (screen->animtimer) {
WM_event_timer_remove(wm, window, screen->animtimer);
Depsgraph *depsgraph = CTX_data_depsgraph_pointer(C);
Scene *scene = WM_window_get_active_scene(prevwin);
Scene *scene_eval = DEG_get_evaluated(depsgraph, scene);
BKE_sound_stop_scene(scene_eval);
}
screen->animtimer = nullptr;
screen->scrubbing = false;
screen->active_region = nullptr;
LISTBASE_FOREACH (ARegion *, region, &screen->regionbase) {
ED_region_exit(C, region);
}
LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
ED_area_exit(C, area);
}
/* Don't use ED_screen_areas_iter here, it skips hidden areas. */
LISTBASE_FOREACH (ScrArea *, area, &window->global_areas.areabase) {
ED_area_exit(C, area);
}
/* mark it available for use for other windows */
screen->winid = 0;
if (!WM_window_is_temp_screen(prevwin)) {
/* use previous window if possible */
CTX_wm_window_set(C, prevwin);
}
else {
/* none otherwise */
CTX_wm_window_set(C, nullptr);
}
}
blender::StringRefNull ED_area_name(const ScrArea *area)
{
if (area->type && area->type->space_name_get) {
return area->type->space_name_get(area);
}
const int index = RNA_enum_from_value(rna_enum_space_type_items, area->spacetype);
const EnumPropertyItem item = rna_enum_space_type_items[index];
return item.name;
}
int ED_area_icon(const ScrArea *area)
{
if (area->type && area->type->space_icon_get) {
return area->type->space_icon_get(area);
}
const int index = RNA_enum_from_value(rna_enum_space_type_items, area->spacetype);
const EnumPropertyItem item = rna_enum_space_type_items[index];
return item.icon;
}
/* *********************************** */
/* case when on area-edge or in azones, or outside window */
static void screen_cursor_set(wmWindow *win, const int xy[2])
{
const bScreen *screen = WM_window_get_active_screen(win);
AZone *az = nullptr;
ScrArea *area = nullptr;
LISTBASE_FOREACH (ScrArea *, area_iter, &screen->areabase) {
az = ED_area_actionzone_find_xy(area_iter, xy);
/* We used to exclude AZONE_REGION_SCROLL as those used
* to overlap screen edges, but they no longer do so. */
if (az) {
area = area_iter;
break;
}
}
if (area) {
if (az->type == AZONE_AREA) {
WM_cursor_set(win, WM_CURSOR_EDIT);
}
else if (az->type == AZONE_REGION_SCROLL) {
WM_cursor_set(win, WM_CURSOR_DEFAULT);
}
else if (az->type == AZONE_REGION) {
if (ELEM(az->edge, AE_LEFT_TO_TOPRIGHT, AE_RIGHT_TO_TOPLEFT)) {
WM_cursor_set(win, WM_CURSOR_X_MOVE);
}
else {
WM_cursor_set(win, WM_CURSOR_Y_MOVE);
}
}
}
else {
ScrEdge *actedge = screen_geom_find_active_scredge(win, screen, xy[0], xy[1]);
if (actedge) {
if (screen_geom_edge_is_horizontal(actedge)) {
WM_cursor_set(win, WM_CURSOR_Y_MOVE);
}
else {
WM_cursor_set(win, WM_CURSOR_X_MOVE);
}
}
else {
WM_cursor_set(win, WM_CURSOR_DEFAULT);
}
}
}
void ED_screen_set_active_region(bContext *C, wmWindow *win, const int xy[2])
{
bScreen *screen = WM_window_get_active_screen(win);
if (screen == nullptr) {
return;
}
ScrArea *area = nullptr;
ARegion *region_prev = screen->active_region;
ED_screen_areas_iter (win, screen, area_iter) {
if (xy[0] > (area_iter->totrct.xmin + BORDERPADDING) &&
xy[0] < (area_iter->totrct.xmax - BORDERPADDING))
{
if (xy[1] > (area_iter->totrct.ymin + BORDERPADDING) &&
xy[1] < (area_iter->totrct.ymax - BORDERPADDING))
{
if (ED_area_azones_update(area_iter, xy) == nullptr) {
area = area_iter;
break;
}
}
}
}
if (area) {
/* Make overlap active when mouse over. */
LISTBASE_FOREACH (ARegion *, region, &area->regionbase) {
if (ED_region_contains_xy(region, xy)) {
screen->active_region = region;
break;
}
}
}
else {
screen->active_region = nullptr;
}
if (region_prev != screen->active_region || !screen->active_region) {
WM_window_status_area_tag_redraw(win);
}
/* Check for redraw headers. */
if (region_prev != screen->active_region) {
ED_screen_areas_iter (win, screen, area_iter) {
bool do_draw = false;
LISTBASE_FOREACH (ARegion *, region, &area_iter->regionbase) {
/* Call old area's deactivate if assigned. */
if (region == region_prev && area_iter->type && area_iter->type->deactivate) {
area_iter->type->deactivate(area_iter);
}
if (region == region_prev && region != screen->active_region) {
wmGizmoMap *gzmap = region_prev->runtime->gizmo_map;
if (gzmap) {
if (WM_gizmo_highlight_set(gzmap, nullptr)) {
ED_region_tag_redraw_no_rebuild(region_prev);
}
}
}
if (ELEM(region, region_prev, screen->active_region)) {
do_draw = true;
}
}
if (do_draw) {
LISTBASE_FOREACH (ARegion *, region, &area_iter->regionbase) {
if (ELEM(region->regiontype, RGN_TYPE_HEADER, RGN_TYPE_TOOL_HEADER)) {
ED_region_tag_redraw_no_rebuild(region);
}
}
}
}
/* Ensure test-motion values are never shared between regions. */
const int mval[2] = {-1, -1};
const bool use_cycle = !WM_cursor_test_motion_and_update(mval);
UNUSED_VARS(use_cycle);
}
/* Cursors, for time being set always on edges,
* otherwise the active region doesn't switch. */
if (screen->active_region == nullptr) {
screen_cursor_set(win, xy);
}
else {
/* Notifier invokes freeing the buttons... causing a bit too much redraws. */
region_cursor_set_ex(win, area, screen->active_region, region_prev != screen->active_region);
if (region_prev != screen->active_region) {
/* This used to be a notifier, but needs to be done immediate
* because it can undo setting the right button as active due
* to delayed notifier handling. */
if (C) {
UI_screen_free_active_but_highlight(C, screen);
}
}
}
}
int ED_screen_area_active(const bContext *C)
{
wmWindow *win = CTX_wm_window(C);
bScreen *screen = CTX_wm_screen(C);
ScrArea *area = CTX_wm_area(C);
if (win && screen && area) {
AZone *az = ED_area_actionzone_find_xy(area, win->eventstate->xy);
if (az && az->type == AZONE_REGION) {
return 1;
}
LISTBASE_FOREACH (ARegion *, region, &area->regionbase) {
if (region == screen->active_region) {
return 1;
}
}
}
return 0;
}
/**
* Add an area and geometry (screen-edges and -vertices) for it to \a area_map,
* with coordinates/dimensions matching \a rect.
*/
static ScrArea *screen_area_create_with_geometry(ScrAreaMap *area_map,
const rcti *rect,
eSpace_Type space_type)
{
ScrVert *bottom_left = screen_geom_vertex_add_ex(area_map, rect->xmin, rect->ymin);
ScrVert *top_left = screen_geom_vertex_add_ex(area_map, rect->xmin, rect->ymax);
ScrVert *top_right = screen_geom_vertex_add_ex(area_map, rect->xmax, rect->ymax);
ScrVert *bottom_right = screen_geom_vertex_add_ex(area_map, rect->xmax, rect->ymin);
screen_geom_edge_add_ex(area_map, bottom_left, top_left);
screen_geom_edge_add_ex(area_map, top_left, top_right);
screen_geom_edge_add_ex(area_map, top_right, bottom_right);
screen_geom_edge_add_ex(area_map, bottom_right, bottom_left);
return screen_addarea_ex(area_map, bottom_left, top_left, top_right, bottom_right, space_type);
}
static void screen_area_set_geometry_rect(ScrArea *area, const rcti *rect)
{
area->v1->vec.x = rect->xmin;
area->v1->vec.y = rect->ymin;
area->v2->vec.x = rect->xmin;
area->v2->vec.y = rect->ymax;
area->v3->vec.x = rect->xmax;
area->v3->vec.y = rect->ymax;
area->v4->vec.x = rect->xmax;
area->v4->vec.y = rect->ymin;
}
static void screen_global_area_refresh(wmWindow *win,
bScreen *screen,
const eSpace_Type space_type,
GlobalAreaAlign align,
const rcti *rect,
const short height_cur,
const short height_min,
const short height_max)
{
/* Full-screens shouldn't have global areas. Don't touch them. */
if (screen->state == SCREENFULL) {
return;
}
ScrArea *area = nullptr;
LISTBASE_FOREACH (ScrArea *, area_iter, &win->global_areas.areabase) {
if (area_iter->spacetype == space_type) {
area = area_iter;
break;
}
}
if (area) {
screen_area_set_geometry_rect(area, rect);
}
else {
area = screen_area_create_with_geometry(&win->global_areas, rect, space_type);
screen_area_spacelink_add(WM_window_get_active_scene(win), area, space_type);
/* Data specific to global areas. */
area->global = MEM_callocN<ScrGlobalAreaData>(__func__);
area->global->size_max = height_max;
area->global->size_min = height_min;
area->global->align = align;
}
if (area->global->cur_fixed_height != height_cur) {
/* Refresh layout if size changes. */
area->global->cur_fixed_height = height_cur;
screen->do_refresh = true;
}
}
static int screen_global_header_size()
{
return int(ceilf(ED_area_headersize() / UI_SCALE_FAC));
}
static void screen_global_topbar_area_refresh(wmWindow *win, bScreen *screen)
{
const blender::int2 win_size = WM_window_native_pixel_size(win);
const short size = screen_global_header_size();
rcti rect;
BLI_rcti_init(&rect, 0, win_size[0] - 1, 0, win_size[1] - 1);
rect.ymin = rect.ymax - size;
screen_global_area_refresh(
win, screen, SPACE_TOPBAR, GLOBAL_AREA_ALIGN_TOP, &rect, size, size, size);
}
static void screen_global_statusbar_area_refresh(wmWindow *win, bScreen *screen)
{
const blender::int2 win_size = WM_window_native_pixel_size(win);
const short size_min = 1;
const short size_max = 0.85f * screen_global_header_size();
const short size = (screen->flag & SCREEN_COLLAPSE_STATUSBAR) ? size_min : size_max;
rcti rect;
BLI_rcti_init(&rect, 0, win_size[0] - 1, 0, win_size[1] - 1);
rect.ymax = rect.ymin + size_max;
screen_global_area_refresh(
win, screen, SPACE_STATUSBAR, GLOBAL_AREA_ALIGN_BOTTOM, &rect, size, size_min, size_max);
}
void ED_screen_global_areas_sync(wmWindow *win)
{
/* Update screen flags from height in window, this is weak and perhaps
* global areas should just become part of the screen instead. */
bScreen *screen = BKE_workspace_active_screen_get(win->workspace_hook);
screen->flag &= ~SCREEN_COLLAPSE_STATUSBAR;
LISTBASE_FOREACH (ScrArea *, area, &win->global_areas.areabase) {
if (area->global->cur_fixed_height == area->global->size_min) {
if (area->spacetype == SPACE_STATUSBAR) {
screen->flag |= SCREEN_COLLAPSE_STATUSBAR;
}
}
}
}
void ED_screen_global_areas_refresh(wmWindow *win)
{
/* Don't create global area for child and temporary windows. */
bScreen *screen = BKE_workspace_active_screen_get(win->workspace_hook);
if (!WM_window_is_main_top_level(win)) {
if (win->global_areas.areabase.first) {
screen->do_refresh = true;
BKE_screen_area_map_free(&win->global_areas);
}
return;
}
screen_global_topbar_area_refresh(win, screen);
screen_global_statusbar_area_refresh(win, screen);
}
/* -------------------------------------------------------------------- */
/* Screen changing */
void screen_change_prepare(
bScreen *screen_old, bScreen *screen_new, Main *bmain, bContext *C, wmWindow *win)
{
UNUSED_VARS_NDEBUG(bmain);
BLI_assert(BLI_findindex(&bmain->screens, screen_new) != -1);
if (screen_old != screen_new) {
wmTimer *wt = screen_old->animtimer;
/* Remove popup handlers (menus), while unlikely, it's possible an "error"
* popup is displayed when switching screens.
* Ideally popups from reported errors would remain so the error isn't hidden from the user.
* On the other hand this is a rare occurrence, script developers will often show errors
* in a console too, so it's not such a priority to relocate these to the new screen.
* See: #144958. */
UI_popup_handlers_remove_all(C, &win->modalhandlers);
/* remove handlers referencing areas in old screen */
LISTBASE_FOREACH (ScrArea *, area, &screen_old->areabase) {
WM_event_remove_handlers_by_area(&win->modalhandlers, area);
}
/* we put timer to sleep, so screen_exit has to think there's no timer */
screen_old->animtimer = nullptr;
if (wt) {
WM_event_timer_sleep(CTX_wm_manager(C), win, wt, true);
}
ED_screen_exit(C, win, screen_old);
/* Same scene, "transfer" playback to new screen. */
if (wt) {
screen_new->animtimer = wt;
}
}
}
void screen_change_update(bContext *C, wmWindow *win, bScreen *screen)
{
Scene *scene = WM_window_get_active_scene(win);
WorkSpace *workspace = BKE_workspace_active_get(win->workspace_hook);
WorkSpaceLayout *layout = BKE_workspace_layout_find(workspace, screen);
CTX_wm_window_set(C, win); /* stores C->wm.screen... hrmf */
ED_screen_refresh(C, CTX_wm_manager(C), win);
BKE_screen_view3d_scene_sync(screen, scene); /* sync new screen with scene data */
WM_event_add_notifier(C, NC_WINDOW, nullptr);
WM_event_add_notifier(C, NC_SCREEN | ND_LAYOUTSET, layout);
/* Makes button highlights work. */
WM_event_add_mousemove(win);
}
bool ED_screen_change(bContext *C, bScreen *screen)
{
Main *bmain = CTX_data_main(C);
wmWindow *win = CTX_wm_window(C);
WorkSpace *workspace = BKE_workspace_active_get(win->workspace_hook);
WorkSpaceLayout *layout = BKE_workspace_layout_find(workspace, screen);
bScreen *screen_old = CTX_wm_screen(C);
/* Get the actual layout/screen to be activated (guaranteed to be unused, even if that means
* having to duplicate an existing one). */
WorkSpaceLayout *layout_new = ED_workspace_screen_change_ensure_unused_layout(
bmain, workspace, layout, layout, win);
bScreen *screen_new = BKE_workspace_layout_screen_get(layout_new);
screen_change_prepare(screen_old, screen_new, bmain, C, win);
if (screen_old != screen_new) {
WM_window_set_active_screen(win, workspace, screen_new);
screen_change_update(C, win, screen_new);
return true;
}
return false;
}
static void screen_set_3dview_camera(Scene *scene,
ViewLayer *view_layer,
ScrArea *area,
View3D *v3d)
{
/* Fix any cameras that are used in the 3d view but not in the scene. */
BKE_screen_view3d_sync(v3d, scene);
BKE_view_layer_synced_ensure(scene, view_layer);
if (!v3d->camera || !BKE_view_layer_base_find(view_layer, v3d->camera)) {
v3d->camera = BKE_view_layer_camera_find(scene, view_layer);
}
ListBase *regionbase;
/* regionbase is in different place depending if space is active. */
if (v3d == area->spacedata.first) {
regionbase = &area->regionbase;
}
else {
regionbase = &v3d->regionbase;
}
LISTBASE_FOREACH (ARegion *, region, regionbase) {
if (region->regiontype != RGN_TYPE_WINDOW) {
continue;
}
RegionView3D *rv3d = static_cast<RegionView3D *>(region->regiondata);
/* Keep the information about RV3D_CAMOB even when no camera can be found.
* This prevents jumping off the camera view while scrubbing through the
* Sequencer with some Scene strips without scene. */
if (!v3d->camera) {
if (rv3d->persp == RV3D_CAMOB) {
rv3d->persp = RV3D_PERSP;
rv3d->rflag |= RV3D_WAS_CAMOB;
}
}
else if ((rv3d->rflag & RV3D_WAS_CAMOB) != 0) {
rv3d->persp = RV3D_CAMOB;
rv3d->rflag &= ~RV3D_WAS_CAMOB;
}
}
}
void ED_screen_scene_change(bContext *C,
wmWindow *win,
Scene *scene,
const bool refresh_toolsystem)
{
#if 0
ViewLayer *view_layer_old = WM_window_get_active_view_layer(win);
#endif
/* Switch scene. */
win->scene = scene;
if (CTX_wm_window(C) == win) {
CTX_data_scene_set(C, scene);
}
/* Ensure the view layer name is updated. */
WM_window_ensure_active_view_layer(win);
ViewLayer *view_layer = WM_window_get_active_view_layer(win);
#if 0
/* Mode Syncing. */
if (view_layer_old) {
WorkSpace *workspace = CTX_wm_workspace(C);
Object *obact_new = BKE_view_layer_active_object_get(view_layer);
UNUSED_VARS(obact_new);
eObjectMode object_mode_old = workspace->object_mode;
Object *obact_old = BKE_view_layer_active_object_get(view_layer_old);
UNUSED_VARS(obact_old, object_mode_old);
}
#endif
/* Update 3D view cameras. */
const bScreen *screen = WM_window_get_active_screen(win);
LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
LISTBASE_FOREACH (SpaceLink *, sl, &area->spacedata) {
if (sl->spacetype == SPACE_VIEW3D) {
View3D *v3d = (View3D *)sl;
screen_set_3dview_camera(scene, view_layer, area, v3d);
}
}
}
if (refresh_toolsystem) {
WM_toolsystem_refresh_screen_window(win);
}
}
ScrArea *ED_screen_full_newspace(bContext *C, ScrArea *area, int type)
{
bScreen *newscreen = nullptr;
ScrArea *newsa = nullptr;
SpaceLink *newsl;
if (!area || area->full == nullptr) {
newscreen = ED_screen_state_maximized_create(C);
newsa = static_cast<ScrArea *>(newscreen->areabase.first);
BLI_assert(newsa->spacetype == SPACE_EMPTY);
}
if (!newsa) {
newsa = area;
}
BLI_assert(newsa);
newsl = static_cast<SpaceLink *>(newsa->spacedata.first);
/* Tag the active space before changing, so we can identify it when user wants to go back. */
if (newsl && (newsl->link_flag & SPACE_FLAG_TYPE_TEMPORARY) == 0) {
newsl->link_flag |= SPACE_FLAG_TYPE_WAS_ACTIVE;
}
ED_area_newspace(C, newsa, type, (newsl && newsl->link_flag & SPACE_FLAG_TYPE_TEMPORARY));
if (newscreen) {
ED_screen_change(C, newscreen);
}
return newsa;
}
void ED_screen_full_prevspace(bContext *C, ScrArea *area)
{
BLI_assert(area->full);
if (area->flag & AREA_FLAG_STACKED_FULLSCREEN) {
/* Stacked full-screen -> only go back to previous area and don't toggle out of full-screen. */
ED_area_prevspace(C, area);
}
else {
ED_screen_restore_temp_type(C, area);
}
}
void ED_screen_restore_temp_type(bContext *C, ScrArea *area)
{
SpaceLink *sl = static_cast<SpaceLink *>(area->spacedata.first);
/* In case nether functions below run. */
ED_area_tag_redraw(area);
if (sl->link_flag & SPACE_FLAG_TYPE_TEMPORARY) {
ED_area_prevspace(C, area);
}
if (area->full) {
ED_screen_state_toggle(C, CTX_wm_window(C), area, SCREENMAXIMIZED);
}
}
void ED_screen_full_restore(bContext *C, ScrArea *area)
{
wmWindow *win = CTX_wm_window(C);
SpaceLink *sl = static_cast<SpaceLink *>(area->spacedata.first);
bScreen *screen = CTX_wm_screen(C);
short state = (screen ? screen->state : short(SCREENMAXIMIZED));
/* If full-screen area has a temporary space (such as a file browser or full-screen render
* overlaid on top of an existing setup) then return to the previous space. */
if (sl->next) {
if (sl->link_flag & SPACE_FLAG_TYPE_TEMPORARY) {
ED_screen_full_prevspace(C, area);
}
else {
ED_screen_state_toggle(C, win, area, state);
}
/* WARNING: 'area' may be freed */
}
/* otherwise just tile the area again */
else {
ED_screen_state_toggle(C, win, area, state);
}
}
/**
* \param toggle_area: If this is set, its space data will be swapped with the one of the new empty
* area, when toggling back it can be swapped back again.
* \return The newly created screen with the non-normal area.
*
* \note The caller must run #ED_screen_change this is not done in this function
* as it would attempt to initialize areas that don't yet have a space-type assigned
* (converting them to 3D view without creating the space-data).
*/
static bScreen *screen_state_to_nonnormal(bContext *C,
wmWindow *win,
ScrArea *toggle_area,
int state)
{
Main *bmain = CTX_data_main(C);
WorkSpace *workspace = WM_window_get_active_workspace(win);
/* change from SCREENNORMAL to new state */
WorkSpaceLayout *layout_new;
ScrArea *newa;
char newname[MAX_ID_NAME - 2];
BLI_assert(ELEM(state, SCREENMAXIMIZED, SCREENFULL));
bScreen *oldscreen = WM_window_get_active_screen(win);
oldscreen->state = state;
SNPRINTF_UTF8(newname, "%s-%s", oldscreen->id.name + 2, "nonnormal");
layout_new = ED_workspace_layout_add(bmain, workspace, win, newname);
bScreen *screen = BKE_workspace_layout_screen_get(layout_new);
screen->state = state;
screen->redraws_flag = oldscreen->redraws_flag;
screen->temp = oldscreen->temp;
screen->flag = oldscreen->flag;
/* timer */
screen->animtimer = oldscreen->animtimer;
oldscreen->animtimer = nullptr;
newa = (ScrArea *)screen->areabase.first;
/* swap area */
if (toggle_area) {
ED_area_data_swap(newa, toggle_area);
newa->flag = toggle_area->flag; /* mostly for AREA_FLAG_WASFULLSCREEN */
}
if (state == SCREENFULL) {
/* temporarily hide global areas */
LISTBASE_FOREACH (ScrArea *, glob_area, &win->global_areas.areabase) {
glob_area->global->flag |= GLOBAL_AREA_IS_HIDDEN;
}
/* temporarily hide the side panels/header */
LISTBASE_FOREACH (ARegion *, region, &newa->regionbase) {
region->flagfullscreen = region->flag;
if (ELEM(region->regiontype,
RGN_TYPE_UI,
RGN_TYPE_HEADER,
RGN_TYPE_TOOL_HEADER,
RGN_TYPE_FOOTER,
RGN_TYPE_TOOLS,
RGN_TYPE_NAV_BAR,
RGN_TYPE_EXECUTE,
RGN_TYPE_ASSET_SHELF,
RGN_TYPE_ASSET_SHELF_HEADER))
{
region->flag |= RGN_FLAG_HIDDEN;
}
}
/* Temporarily hide gizmos and overlays. */
screen->fullscreen_flag = 0;
if (newa->spacetype == SPACE_VIEW3D) {
View3D *v3d = static_cast<View3D *>(newa->spacedata.first);
if (v3d && !(v3d->gizmo_flag & V3D_GIZMO_HIDE_NAVIGATE)) {
screen->fullscreen_flag |= FULLSCREEN_RESTORE_GIZMO_NAVIGATE;
v3d->gizmo_flag |= V3D_GIZMO_HIDE_NAVIGATE;
}
if (v3d && !(v3d->overlay.flag & V3D_OVERLAY_HIDE_TEXT)) {
screen->fullscreen_flag |= FULLSCREEN_RESTORE_TEXT;
v3d->overlay.flag |= V3D_OVERLAY_HIDE_TEXT;
}
if (v3d && (v3d->overlay.flag & V3D_OVERLAY_STATS)) {
screen->fullscreen_flag |= FULLSCREEN_RESTORE_STATS;
v3d->overlay.flag &= ~V3D_OVERLAY_STATS;
}
}
else if (newa->spacetype == SPACE_CLIP) {
SpaceClip *sc = static_cast<SpaceClip *>(newa->spacedata.first);
if (sc && !(sc->gizmo_flag & SCLIP_GIZMO_HIDE_NAVIGATE)) {
screen->fullscreen_flag |= FULLSCREEN_RESTORE_GIZMO_NAVIGATE;
sc->gizmo_flag |= SCLIP_GIZMO_HIDE_NAVIGATE;
}
}
else if (newa->spacetype == SPACE_SEQ) {
SpaceSeq *sseq = static_cast<SpaceSeq *>(newa->spacedata.first);
if (sseq && !(sseq->gizmo_flag & SEQ_GIZMO_HIDE_NAVIGATE)) {
screen->fullscreen_flag |= FULLSCREEN_RESTORE_GIZMO_NAVIGATE;
sseq->gizmo_flag |= SEQ_GIZMO_HIDE_NAVIGATE;
}
}
else if (newa->spacetype == SPACE_IMAGE) {
SpaceImage *sima = static_cast<SpaceImage *>(newa->spacedata.first);
if (sima && !(sima->gizmo_flag & SI_GIZMO_HIDE_NAVIGATE)) {
screen->fullscreen_flag |= FULLSCREEN_RESTORE_GIZMO_NAVIGATE;
sima->gizmo_flag |= SI_GIZMO_HIDE_NAVIGATE;
}
}
}
if (toggle_area) {
toggle_area->full = oldscreen;
}
newa->full = oldscreen;
ED_area_tag_refresh(newa);
return screen;
}
bScreen *ED_screen_state_maximized_create(bContext *C)
{
return screen_state_to_nonnormal(C, CTX_wm_window(C), nullptr, SCREENMAXIMIZED);
}
ScrArea *ED_screen_state_toggle(bContext *C, wmWindow *win, ScrArea *area, const short state)
{
wmWindowManager *wm = CTX_wm_manager(C);
WorkSpace *workspace = WM_window_get_active_workspace(win);
if (area) {
/* ensure we don't have a button active anymore, can crash when
* switching screens with tooltip open because region and tooltip
* are no longer in the same screen */
LISTBASE_FOREACH (ARegion *, region, &area->regionbase) {
UI_blocklist_free(C, region);
if (region->runtime->regiontimer) {
WM_event_timer_remove(wm, nullptr, region->runtime->regiontimer);
region->runtime->regiontimer = nullptr;
}
}
/* prevent hanging status prints */
ED_area_status_text(area, nullptr);
ED_workspace_status_text(C, nullptr);
}
bScreen *screen;
if (area && area->full) {
WorkSpaceLayout *layout_old = WM_window_get_active_layout(win);
/* restoring back to SCREENNORMAL */
screen = area->full; /* the old screen to restore */
bScreen *oldscreen = WM_window_get_active_screen(win); /* the one disappearing */
BLI_assert(BKE_workspace_layout_screen_get(layout_old) != screen);
BLI_assert(BKE_workspace_layout_screen_get(layout_old)->state != SCREENNORMAL);
screen->state = SCREENNORMAL;
screen->flag = oldscreen->flag;
screen->fullscreen_flag = oldscreen->fullscreen_flag;
/* Find old area we may have swapped dummy space data to. It's swapped back here. */
ScrArea *fullsa = nullptr;
LISTBASE_FOREACH (ScrArea *, old, &screen->areabase) {
/* area to restore from is always first */
if (old->full && !fullsa) {
fullsa = old;
}
/* clear full screen state */
old->full = nullptr;
}
area->full = nullptr;
if (state == SCREENFULL) {
/* unhide global areas */
LISTBASE_FOREACH (ScrArea *, glob_area, &win->global_areas.areabase) {
glob_area->global->flag &= ~GLOBAL_AREA_IS_HIDDEN;
}
/* restore the old side panels/header visibility */
LISTBASE_FOREACH (ARegion *, region, &area->regionbase) {
region->flag = region->flagfullscreen;
}
/* Restore gizmos and overlays to their prior states. */
if (area->spacetype == SPACE_VIEW3D) {
View3D *v3d = static_cast<View3D *>(area->spacedata.first);
if (v3d) {
v3d->gizmo_flag = (screen->fullscreen_flag & FULLSCREEN_RESTORE_GIZMO_NAVIGATE) ?
v3d->gizmo_flag & ~V3D_GIZMO_HIDE_NAVIGATE :
v3d->gizmo_flag | V3D_GIZMO_HIDE_NAVIGATE;
v3d->overlay.flag = (screen->fullscreen_flag & FULLSCREEN_RESTORE_TEXT) ?
v3d->overlay.flag & ~V3D_OVERLAY_HIDE_TEXT :
v3d->overlay.flag | V3D_OVERLAY_HIDE_TEXT;
v3d->overlay.flag = (screen->fullscreen_flag & FULLSCREEN_RESTORE_STATS) ?
v3d->overlay.flag | V3D_OVERLAY_STATS :
v3d->overlay.flag & ~V3D_OVERLAY_STATS;
}
}
else if (area->spacetype == SPACE_CLIP) {
SpaceClip *sc = static_cast<SpaceClip *>(area->spacedata.first);
if (sc) {
sc->gizmo_flag = (screen->fullscreen_flag & FULLSCREEN_RESTORE_GIZMO_NAVIGATE) ?
sc->gizmo_flag & ~SCLIP_GIZMO_HIDE_NAVIGATE :
sc->gizmo_flag | SCLIP_GIZMO_HIDE_NAVIGATE;
}
}
else if (area->spacetype == SPACE_SEQ) {
SpaceSeq *sseq = static_cast<SpaceSeq *>(area->spacedata.first);
if (sseq) {
sseq->gizmo_flag = (screen->fullscreen_flag & FULLSCREEN_RESTORE_GIZMO_NAVIGATE) ?
sseq->gizmo_flag & ~SEQ_GIZMO_HIDE_NAVIGATE :
sseq->gizmo_flag | SEQ_GIZMO_HIDE_NAVIGATE;
}
}
else if (area->spacetype == SPACE_IMAGE) {
SpaceImage *sima = static_cast<SpaceImage *>(area->spacedata.first);
if (sima) {
sima->gizmo_flag = (screen->fullscreen_flag & FULLSCREEN_RESTORE_GIZMO_NAVIGATE) ?
sima->gizmo_flag & ~SI_GIZMO_HIDE_NAVIGATE :
sima->gizmo_flag | SI_GIZMO_HIDE_NAVIGATE;
}
}
}
if (fullsa) {
ED_area_data_swap(fullsa, area);
ED_area_tag_refresh(fullsa);
}
/* animtimer back */
screen->animtimer = oldscreen->animtimer;
oldscreen->animtimer = nullptr;
ED_screen_change(C, screen);
BKE_workspace_layout_remove(CTX_data_main(C), workspace, layout_old);
/* After we've restored back to SCREENNORMAL, we have to wait with
* screen handling as it uses the area coords which aren't updated yet.
* Without doing so, the screen handling gets wrong area coords,
* which in worst case can lead to crashes (see #43139) */
screen->skip_handling = true;
}
else {
ScrArea *toggle_area = area;
/* use random area when we have no active one, e.g. when the
* mouse is outside of the window and we open a file browser */
if (!toggle_area || toggle_area->global) {
bScreen *oldscreen = WM_window_get_active_screen(win);
toggle_area = static_cast<ScrArea *>(oldscreen->areabase.first);
}
screen = screen_state_to_nonnormal(C, win, toggle_area, state);
ED_screen_change(C, screen);
}
BLI_assert(CTX_wm_screen(C) == screen);
BLI_assert(CTX_wm_area(C) == nullptr); /* May have been freed. */
/* Setting the area is only needed for Python scripts that call
* operators in succession before returning to the main event loop.
* Without this, scripts can't run any operators that require
* an area after toggling full-screen for example (see: #89526).
* NOTE: an old comment stated this was "bad code",
* however it doesn't cause problems so leave as-is. */
CTX_wm_area_set(C, static_cast<ScrArea *>(screen->areabase.first));
return static_cast<ScrArea *>(screen->areabase.first);
}
ScrArea *ED_screen_temp_space_open(
bContext *C, const char *title, eSpace_Type space_type, int display_type, bool dialog)
{
switch (display_type) {
case USER_TEMP_SPACE_DISPLAY_WINDOW:
if (WM_window_open_temp(C, title, space_type, dialog)) {
return CTX_wm_area(C);
}
break;
case USER_TEMP_SPACE_DISPLAY_FULLSCREEN: {
bScreen *ctx_screen = CTX_wm_screen(C);
if (ctx_screen->state == SCREENMAXIMIZED) {
/* Find the maximized area, check if it has the same type as the one we want to create. */
LISTBASE_FOREACH (ScrArea *, screen_area, &ctx_screen->areabase) {
if (screen_area->full && screen_area->spacetype == space_type) {
/* Return the existing area instead of recreating an area on top, which would make the
* "Back to Previous" button seem ineffective. */
return screen_area;
}
}
}
ScrArea *ctx_area = CTX_wm_area(C);
/* The current area is already fullscreen, stack the new area on top of it. */
if (ctx_area != nullptr && ctx_area->full) {
ScrArea *area = ctx_area;
ED_area_newspace(C, ctx_area, space_type, true);
area->flag |= AREA_FLAG_STACKED_FULLSCREEN;
((SpaceLink *)area->spacedata.first)->link_flag |= SPACE_FLAG_TYPE_TEMPORARY;
return area;
}
/* Create a new fullscreen area. */
ScrArea *area = ED_screen_full_newspace(C, ctx_area, int(space_type));
((SpaceLink *)area->spacedata.first)->link_flag |= SPACE_FLAG_TYPE_TEMPORARY;
return area;
}
}
return nullptr;
}
void ED_screen_animation_timer(
bContext *C, Scene *scene, ViewLayer *view_layer, int redraws, int sync, int enable)
{
bScreen *screen = CTX_wm_screen(C);
wmWindowManager *wm = CTX_wm_manager(C);
wmWindow *win = CTX_wm_window(C);
bScreen *stopscreen = ED_screen_animation_playing(wm);
if (stopscreen) {
WM_event_timer_remove(wm, win, stopscreen->animtimer);
stopscreen->animtimer = nullptr;
}
if (enable) {
ScreenAnimData *sad = MEM_callocN<ScreenAnimData>("ScreenAnimData");
screen->animtimer = WM_event_timer_add(wm, win, TIMER0, (1.0 / scene->frames_per_second()));
sad->region = CTX_wm_region(C);
sad->scene = scene;
sad->view_layer = view_layer;
sad->do_scene_syncing = blender::ed::vse::is_scene_time_sync_needed(*C);
sad->sfra = scene->r.cfra;
/* Make sure that were are inside the scene or preview frame range. */
CLAMP(scene->r.cfra, PSFRA, PEFRA);
if (scene->r.cfra != sad->sfra) {
sad->flag |= ANIMPLAY_FLAG_JUMPED;
}
if (sad->flag & ANIMPLAY_FLAG_JUMPED) {
DEG_id_tag_update(&scene->id, ID_RECALC_FRAME_CHANGE);
}
sad->redraws = redraws;
sad->flag |= (enable < 0) ? ANIMPLAY_FLAG_REVERSE : 0;
sad->flag |= (sync == 0) ? ANIMPLAY_FLAG_NO_SYNC : (sync == 1) ? ANIMPLAY_FLAG_SYNC : 0;
ScrArea *area = CTX_wm_area(C);
char spacetype = -1;
if (area) {
spacetype = area->spacetype;
}
sad->from_anim_edit = ELEM(spacetype, SPACE_GRAPH, SPACE_ACTION, SPACE_NLA);
screen->animtimer->customdata = sad;
}
/* Notifier caught by top header, for button. */
WM_event_add_notifier(C, NC_SCREEN | ND_ANIMPLAY, nullptr);
}
/* helper for screen_animation_play() - only to be used for TimeLine */
static ARegion *time_top_left_3dwindow(bScreen *screen)
{
ARegion *region_top_left = nullptr;
int min = 10000;
LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
if (area->spacetype == SPACE_VIEW3D) {
LISTBASE_FOREACH (ARegion *, region, &area->regionbase) {
if (region->regiontype == RGN_TYPE_WINDOW) {
if (region->winrct.xmin - region->winrct.ymin < min) {
region_top_left = region;
min = region->winrct.xmin - region->winrct.ymin;
}
}
}
}
}
return region_top_left;
}
void ED_screen_animation_timer_update(bScreen *screen, int redraws)
{
if (screen && screen->animtimer) {
wmTimer *wt = screen->animtimer;
ScreenAnimData *sad = static_cast<ScreenAnimData *>(wt->customdata);
sad->redraws = redraws;
sad->region = nullptr;
if (redraws & TIME_REGION) {
sad->region = time_top_left_3dwindow(screen);
}
}
}
void ED_update_for_newframe(Main *bmain, Depsgraph *depsgraph)
{
Scene *scene = DEG_get_input_scene(depsgraph);
DEG_time_tag_update(bmain);
void *camera = BKE_scene_camera_switch_find(scene);
if (camera && scene->camera != camera) {
scene->camera = static_cast<Object *>(camera);
/* are there cameras in the views that are not in the scene? */
LISTBASE_FOREACH (bScreen *, screen, &bmain->screens) {
BKE_screen_view3d_scene_sync(screen, scene);
}
DEG_id_tag_update(&scene->id, ID_RECALC_SYNC_TO_EVAL | ID_RECALC_PARAMETERS);
}
ED_clip_update_frame(bmain, scene->r.cfra);
/* this function applies the changes too */
BKE_scene_graph_update_for_newframe(depsgraph);
}
bool ED_screen_stereo3d_required(const bScreen *screen, const Scene *scene)
{
const bool is_multiview = (scene->r.scemode & R_MULTIVIEW) != 0;
LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
switch (area->spacetype) {
case SPACE_VIEW3D: {
View3D *v3d;
if (!is_multiview) {
continue;
}
v3d = static_cast<View3D *>(area->spacedata.first);
if (v3d->camera && v3d->stereo3d_camera == STEREO_3D_ID) {
LISTBASE_FOREACH (ARegion *, region, &area->regionbase) {
if (region->regiondata && region->regiontype == RGN_TYPE_WINDOW) {
RegionView3D *rv3d = static_cast<RegionView3D *>(region->regiondata);
if (rv3d->persp == RV3D_CAMOB) {
return true;
}
}
}
}
break;
}
case SPACE_IMAGE: {
SpaceImage *sima;
/* images should always show in stereo, even if
* the file doesn't have views enabled */
sima = static_cast<SpaceImage *>(area->spacedata.first);
if (sima->image && BKE_image_is_stereo(sima->image) &&
(sima->iuser.flag & IMA_SHOW_STEREO))
{
return true;
}
break;
}
case SPACE_NODE: {
SpaceNode *snode;
if (!is_multiview) {
continue;
}
snode = static_cast<SpaceNode *>(area->spacedata.first);
if ((snode->flag & SNODE_BACKDRAW) && ED_node_is_compositor(snode)) {
return true;
}
break;
}
case SPACE_SEQ: {
SpaceSeq *sseq;
if (!is_multiview) {
continue;
}
sseq = static_cast<SpaceSeq *>(area->spacedata.first);
if (ELEM(sseq->view, SEQ_VIEW_PREVIEW, SEQ_VIEW_SEQUENCE_PREVIEW)) {
return true;
}
break;
}
}
}
return false;
}
Scene *ED_screen_scene_find_with_window(const bScreen *screen,
const wmWindowManager *wm,
wmWindow **r_window)
{
LISTBASE_FOREACH (wmWindow *, win, &wm->windows) {
if (WM_window_get_active_screen(win) == screen) {
if (r_window) {
*r_window = win;
}
return WM_window_get_active_scene(win);
}
}
/* Can by nullptr when accessing a screen that isn't active. */
return nullptr;
}
ScrArea *ED_screen_area_find_with_spacedata(const bScreen *screen,
const SpaceLink *sl,
const bool only_visible)
{
if (only_visible) {
LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
if (area->spacedata.first == sl) {
return area;
}
}
}
else {
LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
if (BLI_findindex(&area->spacedata, sl) != -1) {
return area;
}
}
}
return nullptr;
}
Scene *ED_screen_scene_find(const bScreen *screen, const wmWindowManager *wm)
{
return ED_screen_scene_find_with_window(screen, wm, nullptr);
}
wmWindow *ED_screen_window_find(const bScreen *screen, const wmWindowManager *wm)
{
LISTBASE_FOREACH (wmWindow *, win, &wm->windows) {
if (WM_window_get_active_screen(win) == screen) {
return win;
}
}
return nullptr;
}
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