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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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.
*
* The Original Code is Copyright (C) 2009 Blender Foundation.
* All rights reserved.
*
*
* Contributor(s): Blender Foundation
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/editors/space_node/node_buttons.c
* \ingroup spnode
*/
#include "MEM_guardedalloc.h"
#include "DNA_node_types.h"
#include "BLI_math.h"
#include "BLI_blenlib.h"
#include "BLT_translation.h"
#include "BKE_context.h"
#include "BKE_global.h"
#include "BKE_node.h"
#include "BKE_screen.h"
#include "WM_api.h"
#include "WM_types.h"
#include "RNA_access.h"
#include "ED_gpencil.h"
#include "ED_screen.h"
#include "UI_resources.h"
#include "node_intern.h" /* own include */
/* ******************* node space & buttons ************** */
#if 0
/* poll for active nodetree */
static int active_nodetree_poll(const bContext *C, PanelType *UNUSED(pt))
{
SpaceNode *snode = CTX_wm_space_node(C);
return (snode && snode->nodetree);
}
#endif
static int node_sockets_poll(const bContext *C, PanelType *UNUSED(pt))
{
SpaceNode *snode = CTX_wm_space_node(C);
return (snode && snode->nodetree && G.debug_value == 777);
}
static void node_sockets_panel(const bContext *C, Panel *pa)
{
SpaceNode *snode = CTX_wm_space_node(C);
bNodeTree *ntree = (snode) ? snode->edittree : NULL;
bNode *node = (ntree) ? nodeGetActive(ntree) : NULL;
bNodeSocket *sock;
uiLayout *layout = pa->layout, *split;
char name[UI_MAX_NAME_STR];
if (ELEM(NULL, ntree, node))
return;
for (sock = node->inputs.first; sock; sock = sock->next) {
BLI_snprintf(name, sizeof(name), "%s:", sock->name);
split = uiLayoutSplit(layout, 0.35f, false);
uiItemL(split, name, ICON_NONE);
uiTemplateNodeLink(split, ntree, node, sock);
}
}
static int node_tree_interface_poll(const bContext *C, PanelType *UNUSED(pt))
{
SpaceNode *snode = CTX_wm_space_node(C);
return (snode && snode->edittree && (snode->edittree->inputs.first || snode->edittree->outputs.first));
}
static bool node_tree_find_active_socket(bNodeTree *ntree, bNodeSocket **r_sock, int *r_in_out)
{
bNodeSocket *sock;
for (sock = ntree->inputs.first; sock; sock = sock->next) {
if (sock->flag & SELECT) {
*r_sock = sock;
*r_in_out = SOCK_IN;
return true;
}
}
for (sock = ntree->outputs.first; sock; sock = sock->next) {
if (sock->flag & SELECT) {
*r_sock = sock;
*r_in_out = SOCK_OUT;
return true;
}
}
*r_sock = NULL;
*r_in_out = 0;
return false;
}
static void node_tree_interface_panel(const bContext *C, Panel *pa)
{
SpaceNode *snode = CTX_wm_space_node(C);
bNodeTree *ntree = (snode) ? snode->edittree : NULL;
bNodeSocket *sock;
int in_out;
uiLayout *layout = pa->layout, *row, *split, *col;
PointerRNA ptr, sockptr, opptr;
if (!ntree)
return;
RNA_id_pointer_create((ID *)ntree, &ptr);
node_tree_find_active_socket(ntree, &sock, &in_out);
RNA_pointer_create((ID *)ntree, &RNA_NodeSocketInterface, sock, &sockptr);
row = uiLayoutRow(layout, false);
split = uiLayoutRow(row, true);
col = uiLayoutColumn(split, true);
uiItemL(col, IFACE_("Inputs:"), ICON_NONE);
uiTemplateList(col, (bContext *)C, "NODE_UL_interface_sockets", "inputs", &ptr, "inputs", &ptr, "active_input",
NULL, 0, 0, 0, 0);
opptr = uiItemFullO(col, "NODE_OT_tree_socket_add", "", ICON_PLUS, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
RNA_enum_set(&opptr, "in_out", SOCK_IN);
col = uiLayoutColumn(split, true);
uiItemL(col, IFACE_("Outputs:"), ICON_NONE);
uiTemplateList(col, (bContext *)C, "NODE_UL_interface_sockets", "outputs", &ptr, "outputs", &ptr, "active_output",
NULL, 0, 0, 0, 0);
opptr = uiItemFullO(col, "NODE_OT_tree_socket_add", "", ICON_PLUS, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
RNA_enum_set(&opptr, "in_out", SOCK_OUT);
col = uiLayoutColumn(row, true);
opptr = uiItemFullO(col, "NODE_OT_tree_socket_move", "", ICON_TRIA_UP, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
RNA_enum_set(&opptr, "direction", 1);
opptr = uiItemFullO(col, "NODE_OT_tree_socket_move", "", ICON_TRIA_DOWN, NULL, WM_OP_EXEC_DEFAULT, UI_ITEM_O_RETURN_PROPS);
RNA_enum_set(&opptr, "direction", 2);
if (sock) {
row = uiLayoutRow(layout, true);
uiItemR(row, &sockptr, "name", 0, NULL, ICON_NONE);
uiItemO(row, "", ICON_X, "NODE_OT_tree_socket_remove");
if (sock->typeinfo->interface_draw) {
uiItemS(layout);
sock->typeinfo->interface_draw((bContext *)C, layout, &sockptr);
}
}
}
/* ******************* node buttons registration ************** */
void node_buttons_register(ARegionType *art)
{
PanelType *pt;
pt = MEM_callocN(sizeof(PanelType), "spacetype node panel node sockets");
strcpy(pt->idname, "NODE_PT_sockets");
strcpy(pt->label, N_("Sockets"));
strcpy(pt->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA);
pt->draw = node_sockets_panel;
pt->poll = node_sockets_poll;
pt->flag |= PNL_DEFAULT_CLOSED;
BLI_addtail(&art->paneltypes, pt);
pt = MEM_callocN(sizeof(PanelType), "spacetype node panel tree interface");
strcpy(pt->idname, "NODE_PT_node_tree_interface");
strcpy(pt->label, N_("Interface"));
strcpy(pt->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA);
pt->draw = node_tree_interface_panel;
pt->poll = node_tree_interface_poll;
BLI_addtail(&art->paneltypes, pt);
}
static int node_properties_toggle_exec(bContext *C, wmOperator *UNUSED(op))
{
ScrArea *sa = CTX_wm_area(C);
ARegion *ar = node_has_buttons_region(sa);
if (ar)
ED_region_toggle_hidden(C, ar);
return OPERATOR_FINISHED;
}
/* non-standard poll operator which doesn't care if there are any nodes */
static int node_properties_poll(bContext *C)
{
ScrArea *sa = CTX_wm_area(C);
return (sa && (sa->spacetype == SPACE_NODE));
}
void NODE_OT_properties(wmOperatorType *ot)
{
ot->name = "Properties";
ot->description = "Toggle the properties region visibility";
ot->idname = "NODE_OT_properties";
ot->exec = node_properties_toggle_exec;
ot->poll = node_properties_poll;
/* flags */
ot->flag = 0;
}
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