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Copy pathstack.c
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78 lines (71 loc) · 2.64 KB
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/*
This file is part of darktable,
copyright (c) 2015 Jeremy Rosen
darktable 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 3 of the License, or
(at your option) any later version.
darktable 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 darktable. If not, see <http://www.gnu.org/licenses/>.
*/
#include "gui/gtk.h"
#include "lua/types.h"
#include "lua/widget/common.h"
static dt_lua_widget_type_t stack_type = {
.name = "stack",
.gui_init = NULL,
.gui_cleanup = NULL,
.alloc_size = sizeof(dt_lua_container_t),
.parent= &container_type
};
static int active_member(lua_State*L)
{
lua_stack stack;
luaA_to(L,lua_stack,&stack,1);
if(lua_gettop(L) > 2) {
GList * children = gtk_container_get_children(GTK_CONTAINER(stack->widget));
int length = g_list_length(children);
if(lua_isnumber(L,3)) {
int index = lua_tointeger(L,3) ;
if(index < 1 || index > length) {
g_list_free(children);
return luaL_error(L,"Invalid index for stack widget : %d\n",index);
}
gtk_stack_set_visible_child(GTK_STACK(stack->widget),g_list_nth_data(children,index-1));
} else if(dt_lua_isa(L,3,lua_widget)) {
lua_widget child;
luaA_to(L,lua_widget,&child,3);
if(!g_list_find(children,child->widget)) {
g_list_free(children);
return luaL_error(L,"Active child of stack widget is not in the stack\n");
}
gtk_stack_set_visible_child(GTK_STACK(stack->widget),child->widget);
} else {
g_list_free(children);
return luaL_error(L,"Invalid type for stack active child\n");
}
g_list_free(children);
return 0;
}
GtkWidget * child = gtk_stack_get_visible_child(GTK_STACK(stack->widget));
if(child)
luaA_push(L,lua_widget,&child);
else
lua_pushnil(L);
return 1;
}
int dt_lua_init_widget_stack(lua_State* L)
{
dt_lua_init_widget_type(L,&stack_type,lua_stack,GTK_TYPE_STACK);
lua_pushcfunction(L,active_member);
dt_lua_gtk_wrap(L);
dt_lua_type_register(L, lua_stack, "active");
return 0;
}
// modelines: These editor modelines have been set for all relevant files by tools/update_modelines.sh
// vim: shiftwidth=2 expandtab tabstop=2 cindent
// kate: tab-indents: off; indent-width 2; replace-tabs on; indent-mode cstyle; remove-trailing-spaces modified;