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af53ba23d3
Use a new gdk-pixbuf feature to integrate application-provided gdk-pixbuf loaders. This makes it easy to include non-standard loaders without touching the system installation. See https://gitlab.gnome.org/GNOME/gdk-pixbuf/merge_requests/34
158 lines
3.4 KiB
C
158 lines
3.4 KiB
C
/* this file is part of evince, a gnome document viewer
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*
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* Copyright © 2009 Christian Persch
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*
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* Evince is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* Evince is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
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* General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <config.h>
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#include <glib.h>
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#include <glib/gi18n-lib.h>
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#ifdef G_OS_WIN32
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#include <windows.h>
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#endif
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#include "ev-init.h"
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#include "ev-document-factory.h"
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#include "ev-debug.h"
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#include "ev-file-helpers.h"
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static int ev_init_count;
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#ifdef G_OS_WIN32
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static HMODULE evdocument_dll = NULL;
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static gchar *locale_dir = NULL;
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#ifdef DLL_EXPORT
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BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved);
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BOOL WINAPI
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DllMain (HINSTANCE hinstDLL,
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DWORD fdwReason,
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LPVOID lpvReserved)
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{
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if (fdwReason == DLL_PROCESS_ATTACH)
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evdocument_dll = hinstDLL;
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return TRUE;
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}
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#endif
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static const gchar *
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_ev_win32_get_locale_dir (HMODULE module)
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{
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if (locale_dir)
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return locale_dir;
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gchar *install_dir = NULL, *utf8_locale_dir;
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if (evdocument_dll != NULL)
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install_dir =
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g_win32_get_package_installation_directory_of_module (module);
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if (install_dir) {
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utf8_locale_dir = g_build_filename (install_dir,
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"share", "locale", NULL);
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locale_dir = g_win32_locale_filename_from_utf8 (utf8_locale_dir);
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g_free (install_dir);
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g_free (utf8_locale_dir);
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}
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if (!locale_dir)
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locale_dir = g_strdup ("");
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return locale_dir;
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}
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#endif
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const gchar *
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ev_get_locale_dir (void)
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{
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#ifdef G_OS_WIN32
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return _ev_win32_get_locale_dir (evdocument_dll);
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#else
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return GNOMELOCALEDIR;
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#endif
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}
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/**
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* ev_init:
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*
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* Initializes the evince document library, and binds the evince
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* gettext domain.
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*
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* You must call this before calling any other function in the evince
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* document library.
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*
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* Returns: %TRUE if any backends were found; %FALSE otherwise
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*/
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gboolean
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ev_init (void)
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{
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static gboolean have_backends;
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if (ev_init_count++ > 0)
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return have_backends;
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/* set up translation catalog */
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bindtextdomain (GETTEXT_PACKAGE, ev_get_locale_dir ());
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bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
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gdk_pixbuf_init_modules (EXTRA_GDK_PIXBUF_LOADERS_DIR, NULL);
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_ev_debug_init ();
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_ev_file_helpers_init ();
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have_backends = _ev_document_factory_init ();
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return have_backends;
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}
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/**
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* ev_shutdown:
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*
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* Shuts the evince document library down.
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*/
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void
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ev_shutdown (void)
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{
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g_assert (_ev_is_initialized ());
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if (--ev_init_count > 0)
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return;
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#ifdef G_OS_WIN32
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if (locale_dir != NULL)
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g_free(locale_dir);
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#endif
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_ev_document_factory_shutdown ();
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_ev_file_helpers_shutdown ();
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_ev_debug_shutdown ();
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}
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/*
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* _ev_is_initialized:
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*
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* Returns: %TRUE if the evince document library has been initialized
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*/
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gboolean
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_ev_is_initialized (void)
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{
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return ev_init_count > 0;
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}
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