gambas-source-code/main/lib/gui.qt/main.c
gambas 0abba10995 Switcher component are now more clever, and support the lack of gb.qt4.
[INFORMER]
* NEW: Components now can include information for a list of alternatives component. The first one available will be included.

[GB.GUI]
* NEW: Includes information of the first available gui component.

[GB.GUI.OPENGL]
* NEW: Includes information of the first available gui OpenGL component.

[GB.GUI.QT]
* NEW: Includes information of the first available Qt component.

[GB.GUI.QT.WEBKIT]
* NEW: Includes information of the first available Qt webkit component.
2017-08-29 00:38:43 +02:00

108 lines
2.3 KiB
C

/***************************************************************************
main.c
(c) 2000-2017 Benoît Minisini <gambas@users.sourceforge.net>
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, 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.
***************************************************************************/
#define __MAIN_C
#include "main.h"
enum { USE_NOTHING, USE_GB_QT4, USE_GB_QT5 };
GB_INTERFACE GB EXPORT;
// Prevents gbi3 from complaining
GB_DESC *GB_CLASSES[] EXPORT =
{
NULL
};
char *GB_INCLUDE EXPORT = "gb.qt4|gb.qt5";
int EXPORT GB_INIT(void)
{
int use = USE_NOTHING;
char *env;
const char *comp;
const char *comp2;
env = getenv("GB_GUI");
if (env && *env)
{
if (strcmp(env, "gb.qt4") == 0)
use = USE_GB_QT4;
else if (strcmp(env, "gb.qt5") == 0)
use = USE_GB_QT5;
else
fprintf(stderr, "gb.gui: warning: '%s' component not supported\n", env);
}
if (use == USE_NOTHING)
{
use = USE_GB_QT4;
env = getenv("KDE_FULL_SESSION");
if (env && !strcmp(env, "true"))
{
env = getenv("KDE_SESSION_VERSION");
if (env)
{
if (strcmp(env, "4") == 0)
use = USE_GB_QT4;
else if (strcmp(env, "5") == 0)
use = USE_GB_QT5;
}
}
}
switch (use)
{
case USE_GB_QT4: comp = "gb.qt4"; break;
case USE_GB_QT5: comp = "gb.qt5"; break;
default: comp = "gb.qt5"; break;
}
if (GB.Component.Load(comp))
{
comp2 = use == USE_GB_QT5 ? "gb.qt4" : "gb.qt5";
if (GB.Component.Load(comp2))
{
fprintf(stderr, "gb.gui.qt: error: unable to find any QT component\n");
exit(1);
}
fprintf(stderr, "gb.gui: warning: '%s' component not found, using '%s' instead\n", comp, comp2);
comp = comp2;
}
setenv("GB_GUI", comp, TRUE);
return 0;
}
void EXPORT GB_EXIT()
{
}