mirror of
https://gitlab.gnome.org/GNOME/glib.git
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764e187fd9
2008-09-26 Matthias Clasen <mclasen@redhat.com>
Bug 545350 – GAppInfo deletion
Bug 545351 – Reset associations for content type
* gio.symbols:
* gappinfo.[hc]: New functions g_app_info_can_delete,
g_app_info_delete and g_app_info_reset_type_associations.
* gdesktopappinfo.c:
* gwin32appinfo.c: Implementations of these.
* tests/Makefile.am:
* tests/desktop-app-info.c: Tests for GAppInfo functionality.
svn path=/trunk/; revision=7554
670 lines
16 KiB
C
670 lines
16 KiB
C
/* GIO - GLib Input, Output and Streaming Library
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*
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* Copyright (C) 2006-2007 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser 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
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Author: Alexander Larsson <alexl@redhat.com>
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*/
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#include "config.h"
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#include <string.h>
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#include "gcontenttypeprivate.h"
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#include "gwin32appinfo.h"
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#include "gappinfo.h"
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#include "gioerror.h"
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#include "gfile.h"
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#include <glib/gstdio.h>
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#include "glibintl.h"
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#include <windows.h>
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#include <shlwapi.h>
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#include "gioalias.h"
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#ifndef ASSOCF_INIT_BYEXENAME
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#define ASSOCF_INIT_BYEXENAME 0x00000002
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#endif
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/* These were wrong in MingW */
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#define REAL_ASSOCSTR_COMMAND 1
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#define REAL_ASSOCSTR_EXECUTABLE 2
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#define REAL_ASSOCSTR_FRIENDLYDOCNAME 3
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#define REAL_ASSOCSTR_FRIENDLYAPPNAME 4
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#ifndef AssocQueryString
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#pragma message("AssocQueryString not available with SDK used")
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#endif
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static void g_win32_app_info_iface_init (GAppInfoIface *iface);
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struct _GWin32AppInfo
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{
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GObject parent_instance;
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wchar_t *id;
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char *id_utf8;
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gboolean id_is_exename;
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char *executable;
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char *name;
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gboolean no_open_with;
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};
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G_DEFINE_TYPE_WITH_CODE (GWin32AppInfo, g_win32_app_info, G_TYPE_OBJECT,
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G_IMPLEMENT_INTERFACE (G_TYPE_APP_INFO,
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g_win32_app_info_iface_init))
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static void
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g_win32_app_info_finalize (GObject *object)
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{
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GWin32AppInfo *info;
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info = G_WIN32_APP_INFO (object);
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g_free (info->id);
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g_free (info->id_utf8);
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g_free (info->name);
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g_free (info->executable);
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G_OBJECT_CLASS (g_win32_app_info_parent_class)->finalize (object);
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}
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static void
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g_win32_app_info_class_init (GWin32AppInfoClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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gobject_class->finalize = g_win32_app_info_finalize;
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}
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static void
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g_win32_app_info_init (GWin32AppInfo *local)
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{
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}
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static GAppInfo *
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g_desktop_app_info_new_from_id (wchar_t *id /* takes ownership */,
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gboolean id_is_exename)
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{
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#ifdef AssocQueryString
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ASSOCF flags;
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#endif
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wchar_t buffer[1024];
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DWORD buffer_size;
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GWin32AppInfo *info;
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HKEY app_key;
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info = g_object_new (G_TYPE_WIN32_APP_INFO, NULL);
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info->id = id; /* Takes ownership */
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info->id_utf8 = g_utf16_to_utf8 (id, -1, NULL, NULL, NULL);
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info->id_is_exename = id_is_exename;
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#ifdef AssocQueryString
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flags = 0;
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if (id_is_exename)
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flags |= ASSOCF_INIT_BYEXENAME;
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buffer_size = 1024;
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if (AssocQueryStringW(flags,
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REAL_ASSOCSTR_EXECUTABLE,
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id,
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NULL,
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buffer,
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&buffer_size) == S_OK)
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info->executable = g_utf16_to_utf8 (buffer, -1, NULL, NULL, NULL);
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buffer_size = 1024;
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if (AssocQueryStringW(flags,
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REAL_ASSOCSTR_FRIENDLYAPPNAME,
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id,
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NULL,
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buffer,
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&buffer_size) == S_OK)
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info->name = g_utf16_to_utf8 (buffer, -1, NULL, NULL, NULL);
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#endif
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if (info->name == NULL)
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{
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/* TODO: Should look up name from executable resources */
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if (info->executable)
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info->name = g_path_get_basename (info->executable);
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else
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info->name = g_strdup (info->id_utf8);
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}
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#ifdef AssocQueryString
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if (AssocQueryKeyW(flags,
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ASSOCKEY_APP,
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info->id,
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NULL,
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&app_key) == S_OK)
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{
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if (RegQueryValueExW (app_key, L"NoOpenWith", 0,
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NULL, NULL, NULL) == ERROR_SUCCESS)
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info->no_open_with = TRUE;
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RegCloseKey (app_key);
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}
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#endif
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return G_APP_INFO (info);
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}
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static wchar_t *
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dup_wstring (wchar_t *str)
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{
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gsize len;
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for (len = 0; str[len] != 0; len++)
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;
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return (wchar_t *)g_memdup (str, (len + 1) * 2);
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}
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static GAppInfo *
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g_win32_app_info_dup (GAppInfo *appinfo)
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{
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GWin32AppInfo *info = G_WIN32_APP_INFO (appinfo);
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GWin32AppInfo *new_info;
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new_info = g_object_new (G_TYPE_WIN32_APP_INFO, NULL);
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new_info->id = dup_wstring (info->id);
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new_info->id_utf8 = g_strdup (info->id_utf8);
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new_info->id_is_exename = info->id_is_exename;
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new_info->name = g_strdup (info->name);
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new_info->executable = g_strdup (info->executable);
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new_info->no_open_with = info->no_open_with;
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return G_APP_INFO (new_info);
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}
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static gboolean
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g_win32_app_info_equal (GAppInfo *appinfo1,
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GAppInfo *appinfo2)
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{
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GWin32AppInfo *info1 = G_WIN32_APP_INFO (appinfo1);
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GWin32AppInfo *info2 = G_WIN32_APP_INFO (appinfo2);
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if (info1->executable == NULL ||
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info2->executable == NULL)
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return FALSE;
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return strcmp (info1->executable, info2->executable) == 0;
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}
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static const char *
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g_win32_app_info_get_id (GAppInfo *appinfo)
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{
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GWin32AppInfo *info = G_WIN32_APP_INFO (appinfo);
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return info->id_utf8;
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}
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static const char *
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g_win32_app_info_get_name (GAppInfo *appinfo)
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{
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GWin32AppInfo *info = G_WIN32_APP_INFO (appinfo);
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if (info->name == NULL)
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return _("Unnamed");
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return info->name;
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}
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static const char *
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g_win32_app_info_get_description (GAppInfo *appinfo)
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{
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/* Win32 has no app descriptions */
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return NULL;
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}
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static const char *
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g_win32_app_info_get_executable (GAppInfo *appinfo)
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{
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GWin32AppInfo *info = G_WIN32_APP_INFO (appinfo);
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return info->executable;
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}
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static GIcon *
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g_win32_app_info_get_icon (GAppInfo *appinfo)
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{
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/* GWin32AppInfo *info = G_WIN32_APP_INFO (appinfo); */
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/* TODO: How to handle icons */
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return NULL;
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}
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static gboolean
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g_win32_app_info_launch (GAppInfo *appinfo,
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GList *files,
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GAppLaunchContext *launch_context,
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GError **error)
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{
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GWin32AppInfo *info = G_WIN32_APP_INFO (appinfo);
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#ifdef AssocQueryString
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ASSOCF flags;
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#endif
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HKEY class_key;
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SHELLEXECUTEINFOW exec_info = {0};
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GList *l;
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/* TODO: What might startup_id mean on win32? */
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#ifdef AssocQueryString
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flags = 0;
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if (info->id_is_exename)
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flags |= ASSOCF_INIT_BYEXENAME;
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if (AssocQueryKeyW (flags,
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ASSOCKEY_SHELLEXECCLASS,
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info->id,
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NULL,
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&class_key) != S_OK)
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{
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g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_FAILED, _("Can't find application"));
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return FALSE;
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}
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#endif
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for (l = files; l != NULL; l = l->next)
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{
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char *path = g_file_get_path (l->data);
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wchar_t *wfilename = g_utf8_to_utf16 (path, -1, NULL, NULL, NULL);
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g_free (path);
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memset (&exec_info, 0, sizeof (exec_info));
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exec_info.cbSize = sizeof (exec_info);
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exec_info.fMask = SEE_MASK_FLAG_DDEWAIT | SEE_MASK_CLASSKEY;
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exec_info.lpFile = wfilename;
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exec_info.nShow = SW_SHOWNORMAL;
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exec_info.hkeyClass = class_key;
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if (!ShellExecuteExW (&exec_info))
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{
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char *message_utf8 = g_win32_error_message (GetLastError ());
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g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, _("Error launching application: %s"), message_utf8);
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g_free (message_utf8);
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g_free (wfilename);
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RegCloseKey (class_key);
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return FALSE;
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}
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g_free (wfilename);
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}
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RegCloseKey (class_key);
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return TRUE;
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}
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static gboolean
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g_win32_app_info_supports_uris (GAppInfo *appinfo)
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{
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return FALSE;
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}
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static gboolean
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g_win32_app_info_supports_files (GAppInfo *appinfo)
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{
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return TRUE;
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}
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static gboolean
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g_win32_app_info_launch_uris (GAppInfo *appinfo,
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GList *uris,
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GAppLaunchContext *launch_context,
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GError **error)
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{
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g_set_error_literal (error, G_IO_ERROR,
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G_IO_ERROR_NOT_SUPPORTED,
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_("URIs not supported"));
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return FALSE;
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}
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static gboolean
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g_win32_app_info_should_show (GAppInfo *appinfo)
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{
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GWin32AppInfo *info = G_WIN32_APP_INFO (appinfo);
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if (info->no_open_with)
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return FALSE;
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return TRUE;
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}
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static gboolean
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g_win32_app_info_set_as_default_for_type (GAppInfo *appinfo,
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const char *content_type,
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GError **error)
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{
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g_set_error_literal (error, G_IO_ERROR,
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G_IO_ERROR_NOT_SUPPORTED,
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_("association changes not supported on win32"));
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return FALSE;
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}
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GAppInfo *
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g_app_info_create_from_commandline (const char *commandline,
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const char *application_name,
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GAppInfoCreateFlags flags,
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GError **error)
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{
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g_set_error_literal (error, G_IO_ERROR,
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G_IO_ERROR_NOT_SUPPORTED,
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_("Association creation not supported on win32"));
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return NULL;
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}
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static void
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g_win32_app_info_iface_init (GAppInfoIface *iface)
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{
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iface->dup = g_win32_app_info_dup;
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iface->equal = g_win32_app_info_equal;
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iface->get_id = g_win32_app_info_get_id;
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iface->get_name = g_win32_app_info_get_name;
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iface->get_description = g_win32_app_info_get_description;
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iface->get_executable = g_win32_app_info_get_executable;
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iface->get_icon = g_win32_app_info_get_icon;
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iface->launch = g_win32_app_info_launch;
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iface->supports_uris = g_win32_app_info_supports_uris;
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iface->supports_files = g_win32_app_info_supports_files;
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iface->launch_uris = g_win32_app_info_launch_uris;
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iface->should_show = g_win32_app_info_should_show;
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iface->set_as_default_for_type = g_win32_app_info_set_as_default_for_type;
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}
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static void
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enumerate_open_with_list (HKEY dir_key,
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GList **prognames)
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{
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DWORD index;
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wchar_t name[256];
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DWORD name_len, nbytes;
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wchar_t data[256];
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wchar_t *data_alloc;
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DWORD type;
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/* Must also look inside for a,b,c, + MRUList */
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index = 0;
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name_len = 256;
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nbytes = sizeof (data) - 2;
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while (RegEnumValueW (dir_key,
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index,
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name,
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&name_len,
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0,
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&type,
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(LPBYTE)data,
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&nbytes) == ERROR_SUCCESS)
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{
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data[nbytes/2] = '\0';
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if (type == REG_SZ &&
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/* Ignore things like MRUList, just look at 'a', 'b', 'c', etc */
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name_len == 1)
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{
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data_alloc = (wchar_t *)g_memdup (data, nbytes + 2);
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data_alloc[nbytes/2] = 0;
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*prognames = g_list_prepend (*prognames, data_alloc);
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}
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index++;
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name_len = 256;
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nbytes = sizeof (data) - 2;
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}
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index = 0;
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name_len = 256;
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while (RegEnumKeyExW (dir_key,
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index,
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name,
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&name_len,
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NULL,
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NULL,
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NULL,
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NULL) == ERROR_SUCCESS)
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{
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*prognames = g_list_prepend (*prognames, g_memdup (name, (name_len + 1) * 2));
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index++;
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name_len = 256;
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}
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}
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static void
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enumerate_open_with_progids (HKEY dir_key,
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GList **progids)
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{
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DWORD index;
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wchar_t name[256];
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DWORD name_len, type;
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index = 0;
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name_len = 256;
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while (RegEnumValueW (dir_key,
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index,
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name,
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&name_len,
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0,
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&type,
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NULL,
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0) == ERROR_SUCCESS)
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{
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*progids = g_list_prepend (*progids, g_memdup (name, (name_len + 1) * 2));
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index++;
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name_len = 256;
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}
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}
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static void
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enumerate_open_with_root (HKEY dir_key,
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GList **progids,
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GList **prognames)
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{
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HKEY reg_key = NULL;
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if (RegOpenKeyExW (dir_key, L"OpenWithList", 0,
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KEY_READ, ®_key) == ERROR_SUCCESS)
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{
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enumerate_open_with_list (reg_key, prognames);
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RegCloseKey (reg_key);
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}
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if (RegOpenKeyExW (dir_key, L"OpenWithProgids", 0,
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KEY_QUERY_VALUE, ®_key) == ERROR_SUCCESS)
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{
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enumerate_open_with_progids (reg_key, progids);
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RegCloseKey (reg_key);
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}
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}
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static gboolean
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app_info_in_list (GAppInfo *info,
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GList *list)
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{
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while (list != NULL)
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{
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if (g_app_info_equal (info, list->data))
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return TRUE;
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list = list->next;
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}
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return FALSE;
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}
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GList *
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g_app_info_get_all_for_type (const char *content_type)
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{
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GList *progids = NULL;
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GList *prognames = NULL;
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HKEY reg_key, sys_file_assoc_key, reg_key2;
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wchar_t percieved_type[128];
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DWORD nchars, key_type;
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wchar_t *wc_key;
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GList *l;
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GList *infos;
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wc_key = g_utf8_to_utf16 (content_type, -1, NULL, NULL, NULL);
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if (RegOpenKeyExW (HKEY_CLASSES_ROOT, wc_key, 0,
|
|
KEY_QUERY_VALUE, ®_key) == ERROR_SUCCESS)
|
|
{
|
|
enumerate_open_with_root (reg_key, &progids, &prognames);
|
|
|
|
nchars = sizeof (percieved_type) / sizeof(wchar_t);
|
|
if (RegQueryValueExW (reg_key, L"PerceivedType", 0,
|
|
&key_type, (LPBYTE) percieved_type, &nchars) == ERROR_SUCCESS)
|
|
{
|
|
if (key_type == REG_SZ &&
|
|
RegOpenKeyExW (HKEY_CLASSES_ROOT, L"SystemFileAssociations", 0,
|
|
KEY_QUERY_VALUE, &sys_file_assoc_key) == ERROR_SUCCESS)
|
|
{
|
|
if (RegOpenKeyExW (sys_file_assoc_key, percieved_type, 0,
|
|
KEY_QUERY_VALUE, ®_key2) == ERROR_SUCCESS)
|
|
{
|
|
enumerate_open_with_root (reg_key2, &progids, &prognames);
|
|
RegCloseKey (reg_key2);
|
|
}
|
|
|
|
RegCloseKey (sys_file_assoc_key);
|
|
}
|
|
}
|
|
RegCloseKey (reg_key);
|
|
}
|
|
|
|
if (RegOpenKeyExW (HKEY_CURRENT_USER, L"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\FileExts", 0,
|
|
KEY_QUERY_VALUE, ®_key) == ERROR_SUCCESS)
|
|
{
|
|
if (RegOpenKeyExW (reg_key, wc_key, 0,
|
|
KEY_QUERY_VALUE, ®_key2) == ERROR_SUCCESS)
|
|
{
|
|
enumerate_open_with_root (reg_key2, &progids, &prognames);
|
|
RegCloseKey (reg_key2);
|
|
}
|
|
|
|
RegCloseKey (reg_key);
|
|
}
|
|
|
|
infos = NULL;
|
|
for (l = prognames; l != NULL; l = l->next)
|
|
{
|
|
GAppInfo *info;
|
|
|
|
/* l->data ownership is taken */
|
|
info = g_desktop_app_info_new_from_id ((wchar_t *)l->data, TRUE);
|
|
if (app_info_in_list (info, infos))
|
|
g_object_unref (info);
|
|
else
|
|
infos = g_list_prepend (infos, info);
|
|
}
|
|
g_list_free (prognames);
|
|
|
|
for (l = progids; l != NULL; l = l->next)
|
|
{
|
|
GAppInfo *info;
|
|
|
|
/* l->data ownership is taken */
|
|
info = g_desktop_app_info_new_from_id ((wchar_t *)l->data, FALSE);
|
|
if (app_info_in_list (info, infos))
|
|
g_object_unref (info);
|
|
else
|
|
infos = g_list_prepend (infos, info);
|
|
}
|
|
g_list_free (progids);
|
|
|
|
g_free (wc_key);
|
|
return g_list_reverse (infos);
|
|
}
|
|
|
|
GAppInfo *
|
|
g_app_info_get_default_for_type (const char *content_type,
|
|
gboolean must_support_uris)
|
|
{
|
|
wchar_t *wtype;
|
|
wchar_t buffer[1024];
|
|
DWORD buffer_size;
|
|
|
|
wtype = g_utf8_to_utf16 (content_type, -1, NULL, NULL, NULL);
|
|
|
|
/* Verify that we have some sort of app registered for this type */
|
|
#ifdef AssocQueryString
|
|
buffer_size = 1024;
|
|
if (AssocQueryStringW (0,
|
|
REAL_ASSOCSTR_COMMAND,
|
|
wtype,
|
|
NULL,
|
|
buffer,
|
|
&buffer_size) == S_OK)
|
|
/* Takes ownership of wtype */
|
|
return g_desktop_app_info_new_from_id (wtype, FALSE);
|
|
#endif
|
|
|
|
g_free (wtype);
|
|
return NULL;
|
|
}
|
|
|
|
GAppInfo *
|
|
g_app_info_get_default_for_uri_scheme (const char *uri_scheme)
|
|
{
|
|
/* TODO: Implement */
|
|
return NULL;
|
|
}
|
|
|
|
GList *
|
|
g_app_info_get_all (void)
|
|
{
|
|
DWORD index;
|
|
wchar_t name[256];
|
|
DWORD name_len;
|
|
HKEY reg_key;
|
|
GList *infos;
|
|
GAppInfo *info;
|
|
|
|
if (RegOpenKeyExW (HKEY_CLASSES_ROOT, L"Applications", 0,
|
|
KEY_READ, ®_key) != ERROR_SUCCESS)
|
|
return NULL;
|
|
|
|
infos = NULL;
|
|
index = 0;
|
|
name_len = 256;
|
|
while (RegEnumKeyExW (reg_key,
|
|
index,
|
|
name,
|
|
&name_len,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL) == ERROR_SUCCESS)
|
|
{
|
|
wchar_t *name_dup = g_memdup (name, (name_len+1)*2);
|
|
/* name_dup ownership is taken */
|
|
info = g_desktop_app_info_new_from_id (name_dup, TRUE);
|
|
infos = g_list_prepend (infos, info);
|
|
|
|
index++;
|
|
name_len = 256;
|
|
}
|
|
|
|
RegCloseKey (reg_key);
|
|
|
|
return g_list_reverse (infos);
|
|
}
|
|
|
|
void
|
|
g_app_info_reset_type_associations (const char *content_type)
|
|
{
|
|
/* nothing to do */
|
|
}
|