app-manager/app-manager.c
author J. Ali Harlow <ali@juiblex.co.uk>
Mon Nov 02 19:01:50 2015 +0000 (2015-11-02)
changeset 30 3ee18a3a0f58
parent 12 1d18b9c34d26
child 31 a53fcb780468
permissions -rw-r--r--
Fix compiler warnings
     1 /*
     2  * Copyright (C) 2010  J. Ali Harlow <ali@juiblex.co.uk>
     3  *
     4  * This program is free software; you can redistribute it and/or modify
     5  * it under the terms of the GNU General Public License as published by
     6  * the Free Software Foundation; either version 2 of the License, or
     7  * (at your option) any later version.
     8  *
     9  * This program is distributed in the hope that it will be useful,
    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    12  * GNU General Public License for more details.
    13  *
    14  * You should have received a copy of the GNU General Public License along
    15  * with this program; if not, write to the Free Software Foundation, Inc.,
    16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
    17  */
    18 
    19 #include "config.h"
    20 #include <stdlib.h>
    21 #include <string.h>
    22 #ifdef WIN32
    23 #include <windows.h>
    24 #endif	/* WIN32 */
    25 #include <lua.h>
    26 #include <glib.h>
    27 #include <gio/gio.h>
    28 #include <gtk/gtk.h>
    29 #include <whelk/whelk.h>
    30 #include <plover/packageset.h>
    31 #include <plover-gtk/stockicons.h>
    32 #include "app-manager.h"
    33 #include "localmedia.h"
    34 
    35 LUALIB_API int luaopen_posix(lua_State *L);
    36 
    37 #define LOGO_NAME	"plover-applications"
    38 
    39 GtkBuilder *ui;
    40 GtkTreeModel *installed,*applications,*location,*local_media;
    41 char *prefix=NULL;
    42 struct razor_relocations *relocations=NULL;
    43 
    44 void show_busy_cursor(gboolean busy)
    45 {
    46     GList *list,*link,*remaining;
    47     GdkDisplay *display;
    48     GdkCursor *cursor;
    49     GtkWidget *w;
    50     list=gtk_window_list_toplevels();
    51     while(list)
    52     {
    53 	w=GTK_WIDGET(list->data);
    54 	if (!w->window)
    55 	{
    56 	    link=list;
    57 	    list=g_list_remove_link(list,link);
    58 	    g_list_free_1(link);
    59 	}
    60 	else
    61 	{
    62 	    display=gtk_widget_get_display(w);
    63 	    cursor=busy?gdk_cursor_new_for_display(display,GDK_WATCH):NULL;
    64 	    remaining=NULL;
    65 	    for(link=list;link;link=link->next)
    66 	    {
    67 		w=GTK_WIDGET(link->data);
    68 		if (w->window)
    69 		{
    70 		    if (gtk_widget_get_display(w)==display)
    71 			gdk_window_set_cursor(w->window,cursor);
    72 		    else
    73 			remaining=g_list_prepend(remaining,w);
    74 		}
    75 	    }
    76 	    gdk_display_flush(display);
    77 	    if (cursor)
    78 		gdk_cursor_unref(cursor);
    79 	    g_list_free(list);
    80 	    list=remaining;
    81 	}
    82     }
    83 }
    84 
    85 /*
    86  * In Gtk+ 2.16.6, the default handler generates g_warnings on error.
    87  * It should display an error to the user. Do it ourselves.
    88  */
    89 
    90 static void show_uri(GtkLinkButton *button,const gchar *uri,gpointer data)
    91 {
    92     GdkScreen *screen;
    93     GtkWidget *dialog;
    94     GError *error=NULL;
    95     if (gtk_widget_has_screen(GTK_WIDGET(button)))
    96 	screen=gtk_widget_get_screen(GTK_WIDGET(button));
    97     else
    98 	screen=NULL;
    99     gtk_show_uri(screen,uri,GDK_CURRENT_TIME,&error);
   100     if (error)
   101     {
   102 	dialog=gtk_message_dialog_new(
   103 	  GTK_WINDOW(gtk_builder_get_object(ui,"MainWindow")),
   104 	  GTK_DIALOG_DESTROY_WITH_PARENT,GTK_MESSAGE_ERROR,GTK_BUTTONS_CLOSE,
   105 	  "Unable to show '%s'",uri);
   106 	gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
   107 	  error->message);
   108 	g_error_free(error);
   109 	gtk_dialog_run(GTK_DIALOG(dialog));
   110 	gtk_widget_destroy(dialog);
   111     }
   112 }
   113 
   114 #if 0
   115 /* Checks whether a loader for SVG files has been registered
   116  * with GdkPixbuf.
   117  */
   118 static gboolean pixbuf_supports_svg(void)
   119 {
   120     GSList *formats;
   121     GSList *tmp_list;
   122     static gint found_svg=-1;
   123     gchar **mime_types,**mime_type;
   124     if (found_svg!=-1)
   125 	return found_svg;
   126     formats=gdk_pixbuf_get_formats();
   127     found_svg=FALSE;
   128     for (tmp_list=formats;tmp_list && !found_svg;tmp_list=tmp_list->next)
   129     {
   130 	mime_types=gdk_pixbuf_format_get_mime_types(tmp_list->data);
   131 	for (mime_type=mime_types;*mime_type && !found_svg;mime_type++)
   132 	    if (!strcmp(*mime_type,"image/svg"))
   133 		found_svg=TRUE;
   134 	g_strfreev(mime_types);
   135     }
   136     g_slist_free(formats);
   137     return found_svg;
   138 }
   139 
   140 static void install_icon_at_size(const char *icon_name,GtkIconSet *icon_set,
   141   GtkIconSize size,const char *filename)
   142 {
   143     int w,h;
   144     GdkPixbuf *pixbuf;
   145     GtkIconSource *source;
   146     if (gtk_icon_size_lookup(size,&w,&h))
   147     {
   148 	pixbuf=gdk_pixbuf_new_from_file_at_size(filename,w,h,NULL);
   149 	if (pixbuf)
   150 	{
   151 	    source=gtk_icon_source_new();
   152 	    gtk_icon_source_set_size_wildcarded(source,FALSE);
   153 	    gtk_icon_source_set_size(source,size);
   154 	    gtk_icon_source_set_pixbuf(source,pixbuf);
   155 	    gtk_icon_set_add_source(icon_set,source);
   156 	    gtk_icon_source_free(source);
   157 	    g_object_unref(pixbuf);
   158 	}
   159     }
   160 }
   161 
   162 static void install_icons(void)
   163 {
   164     gchar *s;
   165     GtkIconSource *source;
   166     GtkIconSet *icon_set;
   167     GtkIconFactory *factory;
   168     factory=gtk_icon_factory_new();
   169     icon_set=gtk_icon_set_new();
   170     if (pixbuf_supports_svg())
   171     {
   172 	source=gtk_icon_source_new();
   173 	s=g_build_filename(prefix?prefix:"/usr",
   174 	  "share/icons/hicolor/scalable/apps/plover-applications.svg",NULL);
   175 	gtk_icon_source_set_filename(source,s);
   176 	g_free(s);
   177 	gtk_icon_set_add_source(icon_set,source);
   178 	gtk_icon_source_free(source);
   179     }
   180     else
   181     {
   182 	s=g_build_filename(prefix?prefix:"/usr",
   183 	  "share/icons/hicolor/24x24/apps/plover-applications.png",NULL);
   184 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_MENU,s);
   185 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_BUTTON,s);
   186 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_SMALL_TOOLBAR,s);
   187 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_LARGE_TOOLBAR,s);
   188 	g_free(s);
   189 	s=g_build_filename(prefix?prefix:"/usr",
   190 	  "share/icons/hicolor/48x48/apps/plover-applications.png",NULL);
   191 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_DND,s);
   192 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_DIALOG,s);
   193 	g_free(s);
   194     }
   195     gtk_icon_factory_add(factory,LOGO_NAME,icon_set);
   196     gtk_icon_set_unref(icon_set);
   197     icon_set=gtk_icon_factory_lookup(factory,LOGO_NAME);
   198     gtk_icon_factory_add_default(factory);
   199     g_object_unref(factory);
   200     icon_set=gtk_icon_factory_lookup_default(LOGO_NAME);
   201     gtk_window_set_default_icon_name(LOGO_NAME);
   202 }
   203 #endif
   204 
   205 static void install_icons(void)
   206 {
   207     GtkIconSet *icon_set;
   208     plover_icons_add_to_stock("apps",LOGO_NAME);
   209     icon_set=gtk_icon_factory_lookup_default(LOGO_NAME);
   210     gtk_window_set_default_icon_name(LOGO_NAME);
   211 }
   212 
   213 int main(int argc,char **argv)
   214 {
   215     GError *err=0;
   216     GtkWidget *w;
   217     gchar *s,*contents;
   218     gchar *setup_base=NULL,*update_base=NULL;
   219     gsize len;
   220     PloverPackageSet *set;
   221     GSList *objects,*lnk;
   222     gboolean started;
   223     GOptionEntry options[]={
   224 	{"setup",0,0,G_OPTION_ARG_FILENAME,&setup_base,
   225 	  "Setup from installation media","path"},
   226 	{"update",0,0,G_OPTION_ARG_FILENAME,&update_base,
   227 	  "Update from upgrade media","path"},
   228 	{NULL}
   229     };
   230 #ifdef WIN32
   231     /*
   232      * app-manager is normally a GUI application, but rpm scripts may well
   233      * call console applications and it looks ugly if console windows keep
   234      * popping up. Avoid this by allocating our own console and hiding it.
   235      * Note:
   236      *	- If app-manager is a console application (typically for debugging),
   237      *    then skip this step.
   238      *  - Call ShowWindow twice to negate special handling on first call.
   239      */
   240     if (!GetConsoleWindow())
   241     {
   242 	AllocConsole();
   243 	ShowWindow(GetConsoleWindow(),SW_HIDE);
   244 	ShowWindow(GetConsoleWindow(),SW_HIDE);
   245     }
   246 #endif
   247     razor_set_lua_loader("posix",luaopen_posix);
   248     razor_set_lua_loader("whelk",luaopen_whelk);
   249     if (!gtk_init_with_args(&argc,&argv,NULL,options,NULL,&err))
   250     {
   251 	g_printerr("%s\n",err->message);
   252 	exit(1);
   253     }
   254     if (setup_base && update_base)
   255     {
   256 	g_printerr("--setup and --update are mutually exclusive\n");
   257 	exit(1);
   258     }
   259 #ifdef WIN32
   260     prefix=g_win32_get_package_installation_directory_of_module(NULL);
   261 #endif
   262     install_icons();
   263     ui=gtk_builder_new();
   264     if (!g_file_get_contents("app-manager.ui",&contents,&len,&err) &&
   265       g_error_matches(err,G_FILE_ERROR,G_FILE_ERROR_NOENT))
   266     {
   267 #ifdef WIN32
   268 	s=g_build_filename(prefix,"share","plover","app-manager.ui",NULL);
   269 #else
   270 	s=g_build_filename(PLOVER_DATADIR,"app-manager.ui",NULL);
   271 #endif
   272 	g_clear_error(&err);
   273 	(void)g_file_get_contents(s,&contents,&len,&err);
   274 	g_free(s);
   275     }
   276     if (!err)
   277     {
   278 	(void)gtk_builder_add_from_string(ui,contents,len,&err);
   279 	g_free(contents);
   280     }
   281     if (err)
   282     {
   283 	g_error("%s",err->message);
   284 	exit(0);
   285     }
   286     if (prefix)
   287     {
   288 	relocations=razor_relocations_create();
   289 	razor_relocations_add(relocations,"/usr",prefix);
   290     }
   291     gtk_builder_connect_signals(ui,NULL);
   292     gtk_link_button_set_uri_hook(show_uri,NULL,NULL);
   293     installed=GTK_TREE_MODEL(plover_package_store_new());
   294     set=plover_package_set_new();
   295     (void)plover_package_set_open(set,"",TRUE,NULL);
   296     plover_package_store_add_set(PLOVER_PACKAGE_STORE(installed),set);
   297     if (plover_package_set_get_no_details(set))
   298     {
   299 	w=GTK_WIDGET(gtk_builder_get_object(ui,"ViewFiles"));
   300 	gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(w),TRUE);
   301     }
   302     applications=plover_applications_model_new(installed);
   303     set_package_model(applications);
   304     if (setup_base)
   305 	started=setup(set,setup_base);
   306     else if (update_base)
   307 	started=update(set,update_base);
   308     else
   309     {
   310 	w=GTK_WIDGET(gtk_builder_get_object(ui,"MainWindow"));
   311 	gtk_widget_show(w);
   312 	started=TRUE;
   313     }
   314     if (started)
   315 	gtk_main();
   316     g_clear_object(&set);
   317     objects=gtk_builder_get_objects(ui);
   318     for(lnk=objects;lnk;lnk=lnk->next)
   319 	if (GTK_IS_WIDGET(lnk->data) &&
   320 	  gtk_widget_is_toplevel(GTK_WIDGET(lnk->data)))
   321 	    gtk_widget_destroy(GTK_WIDGET(lnk->data));
   322     g_slist_free(objects);
   323     g_clear_object(&ui);
   324     g_clear_object(&installed);
   325     g_clear_object(&applications);
   326     g_clear_object(&location);
   327     g_clear_object(&local_media);
   328     if (relocations)
   329 	razor_relocations_destroy(relocations);
   330     g_free(prefix);
   331     g_free(setup_base);
   332     g_free(update_base);
   333     exit(0);
   334 }
   335 
   336 G_MODULE_EXPORT void
   337   on_applications_toggled(GtkToggleToolButton *button,gpointer data)
   338 {
   339     if (gtk_toggle_tool_button_get_active(button))
   340     {
   341 	if (!applications)
   342 	    applications=plover_applications_model_new(installed);
   343 	set_package_model(applications);
   344     }
   345 }
   346 
   347 G_MODULE_EXPORT void
   348   on_all_packages_toggled(GtkToggleToolButton *button,gpointer data)
   349 {
   350     if (gtk_toggle_tool_button_get_active(button))
   351 	set_package_model(installed);
   352 }
   353 
   354 G_MODULE_EXPORT void
   355   on_local_media_toggled(GtkToggleToolButton *button,gpointer data)
   356 {
   357     if (gtk_toggle_tool_button_get_active(button))
   358     {
   359 	if (!local_media)
   360 	{
   361 	    show_busy_cursor(TRUE);
   362 	    local_media=plover_local_media_store_new();
   363 	    show_busy_cursor(FALSE);
   364 	}
   365 	set_package_model(local_media);
   366     }
   367 }
   368 
   369 G_MODULE_EXPORT void
   370   on_location_toggled(GtkToggleToolButton *button,gpointer data)
   371 {
   372     if (gtk_toggle_tool_button_get_active(button))
   373 	set_package_model(location);
   374 }
   375 
   376 G_MODULE_EXPORT void on_open_location(GtkWidget *widget)
   377 {
   378     GtkWidget *w=GTK_WIDGET(gtk_builder_get_object(ui,"MainWindow"));
   379     GtkWidget *dialog;
   380     GFile *file,*parent;
   381     GFileInfo *fi;
   382     GMount *mount;
   383     gchar *path,*name;
   384     PloverPackageSet *set;
   385     GSList *sets;
   386     GError *err=NULL;
   387     dialog=gtk_file_chooser_dialog_new("Open Location",GTK_WINDOW(w),
   388       GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER,GTK_STOCK_CANCEL,
   389       GTK_RESPONSE_CANCEL,GTK_STOCK_OPEN,GTK_RESPONSE_ACCEPT,NULL);
   390 #if GTK_CHECK_VERSION(2,18,0)
   391     gtk_file_chooser_set_create_folders(GTK_FILE_CHOOSER(dialog),FALSE);
   392 #endif
   393     if (gtk_dialog_run(GTK_DIALOG(dialog))==GTK_RESPONSE_ACCEPT)
   394     {
   395 	show_busy_cursor(TRUE);
   396 	path=gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
   397 	set=plover_package_set_new_from_yum(path,relocations,&err);
   398 	if (set)
   399 	{
   400 	    if (!location)
   401 		location=GTK_TREE_MODEL(plover_package_store_new());
   402 	    while((sets=
   403 	      plover_package_store_get_sets(PLOVER_PACKAGE_STORE(location))))
   404 		plover_package_store_remove_set(PLOVER_PACKAGE_STORE(location),
   405 		  PLOVER_PACKAGE_SET(sets->data));
   406 	    plover_package_store_add_set(PLOVER_PACKAGE_STORE(location),set);
   407 	    g_object_unref(set);
   408 	    w=GTK_WIDGET(gtk_builder_get_object(ui,"LocationButton"));
   409 	    file=g_file_new_for_path(path);
   410 	    parent=g_file_get_parent(file);
   411 	    if (parent)
   412 	    {
   413 		g_object_unref(parent);
   414 		mount=NULL;
   415 	    }
   416 	    else
   417 		mount=g_file_find_enclosing_mount(file,NULL,NULL);
   418 	    if (mount)
   419 	    {
   420 		name=g_mount_get_name(mount);
   421 		g_object_unref(mount);
   422 	    }
   423 	    else
   424 	    {
   425 		fi=g_file_query_info(file,
   426 		  G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
   427 		  G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,NULL,NULL);
   428 		if (fi)
   429 		{
   430 		    name=g_strdup(g_file_info_get_display_name(fi));
   431 		    g_object_unref(fi);
   432 		}
   433 		else
   434 		    name=g_filename_display_basename(path);
   435 		g_object_unref(file);
   436 	    }
   437 	    gtk_tool_button_set_label(GTK_TOOL_BUTTON(w),name);
   438 	    g_free(name);
   439 	    gtk_widget_show(w);
   440 	    gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(w),TRUE);
   441 	}
   442 	else
   443 	{
   444 	    gtk_widget_destroy(dialog);
   445 	    dialog=gtk_message_dialog_new(GTK_WINDOW(w),
   446 	      GTK_DIALOG_DESTROY_WITH_PARENT,GTK_MESSAGE_ERROR,
   447 	      GTK_BUTTONS_CLOSE,"Error loading repository '%s'",path);
   448 	    gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
   449 	      "%s",err->message);
   450 	    gtk_dialog_run(GTK_DIALOG(dialog));
   451 	    g_error_free(err);
   452 	}
   453 	g_free(path);
   454 	show_busy_cursor(FALSE);
   455     }
   456     gtk_widget_destroy(dialog);
   457 }
   458 
   459 G_MODULE_EXPORT void on_scan_local_media(GtkWidget *widget)
   460 {
   461     show_busy_cursor(TRUE);
   462     if (!local_media)
   463 	local_media=plover_local_media_store_new();
   464     plover_local_media_store_scan(PLOVER_LOCAL_MEDIA_STORE(local_media));
   465     show_busy_cursor(FALSE);
   466 }
   467 
   468 G_MODULE_EXPORT void on_help_about(GtkWidget *widget)
   469 {
   470     GtkWidget *w=GTK_WIDGET(gtk_builder_get_object(ui,"MainWindow"));
   471     gtk_show_about_dialog(GTK_WINDOW(w),"name",PACKAGE_NAME,
   472       "version",PACKAGE_VERSION,"comments","Application Manager",
   473       "copyright","Copyright © 2010, 2014 J. Ali Harlow",
   474       "logo-icon-name",LOGO_NAME,
   475       NULL);
   476 }
   477 
   478 G_MODULE_EXPORT void on_find_clicked(GtkButton *button)
   479 {
   480     gchar *text;
   481     GtkWidget *w=GTK_WIDGET(gtk_builder_get_object(ui,"SearchEntry"));
   482     text=g_strdup(gtk_entry_get_text(GTK_ENTRY(w)));
   483     gtk_entry_set_text(GTK_ENTRY(w),"");
   484     gtk_entry_set_text(GTK_ENTRY(w),text);
   485     g_free(text);
   486 }