mirror of
https://github.com/libretro/RetroArch.git
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86 lines
2.4 KiB
C
86 lines
2.4 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2017 - Daniel De Matteis
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* Copyright (C) 2016-2017 - Brad Parker
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "../video_display_server.h"
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#include "../common/x11_common.h"
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#include "../../configuration.h"
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typedef struct
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{
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unsigned opacity;
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bool decorations;
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} dispserv_x11_t;
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static void* x11_display_server_init(void)
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{
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dispserv_x11_t *dispserv = (dispserv_x11_t*)calloc(1, sizeof(*dispserv));
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if (!dispserv)
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return NULL;
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return dispserv;
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}
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static void x11_display_server_destroy(void *data)
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{
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dispserv_x11_t *dispserv = (dispserv_x11_t*)data;
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if (dispserv)
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free(dispserv);
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}
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static bool x11_set_window_opacity(void *data, unsigned opacity)
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{
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dispserv_x11_t *serv = (dispserv_x11_t*)data;
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Atom net_wm_opacity = XInternAtom(g_x11_dpy, "_NET_WM_WINDOW_OPACITY", False);
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Atom cardinal = XInternAtom(g_x11_dpy, "CARDINAL", False);
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serv->opacity = opacity;
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opacity = opacity * ((unsigned)-1 / 100.0);
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if (opacity == (unsigned)-1)
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XDeleteProperty(g_x11_dpy, g_x11_win, net_wm_opacity);
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else
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XChangeProperty(g_x11_dpy, g_x11_win, net_wm_opacity, cardinal, 32, PropModeReplace, (const unsigned char*)&opacity, 1);
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return true;
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}
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static bool x11_set_window_decorations(void *data, bool on)
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{
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dispserv_x11_t *serv = (dispserv_x11_t*)data;
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serv->decorations = on;
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/* menu_setting performs a reinit instead to properly apply decoration changes */
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return true;
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}
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const video_display_server_t dispserv_x11 = {
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x11_display_server_init,
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x11_display_server_destroy,
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x11_set_window_opacity,
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NULL,
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x11_set_window_decorations,
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NULL, /* get_current_resolution */
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NULL, /* set_resolution */
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"x11"
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};
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