app-manager/app-manager.c
author J. Ali Harlow <ali@juiblex.co.uk>
Thu Nov 10 11:00:49 2011 +0000 (2011-11-10)
changeset 12 1d18b9c34d26
parent 10 8b50be3e2998
child 24 2b9f54d14cc2
permissions -rw-r--r--
Fix 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 #include <glib.h>
    23 #include <gio/gio.h>
    24 #include <gtk/gtk.h>
    25 #include <plover-gtk/packageset.h>
    26 #include "app-manager.h"
    27 #include "localmedia.h"
    28 
    29 #define LOGO_NAME	"plover-applications"
    30 
    31 GtkBuilder *ui;
    32 GtkTreeModel *installed,*applications,*location,*local_media;
    33 char *prefix=NULL;
    34 struct razor_relocations *relocations=NULL;
    35 
    36 void show_busy_cursor(gboolean busy)
    37 {
    38     GList *list,*link,*remaining;
    39     GdkDisplay *display;
    40     GdkCursor *cursor;
    41     GtkWidget *w;
    42     list=gtk_window_list_toplevels();
    43     while(list)
    44     {
    45 	w=GTK_WIDGET(list->data);
    46 	if (!w->window)
    47 	{
    48 	    link=list;
    49 	    list=g_list_remove_link(list,link);
    50 	    g_list_free_1(link);
    51 	}
    52 	else
    53 	{
    54 	    display=gtk_widget_get_display(w);
    55 	    cursor=busy?gdk_cursor_new_for_display(display,GDK_WATCH):NULL;
    56 	    remaining=NULL;
    57 	    for(link=list;link;link=link->next)
    58 	    {
    59 		w=GTK_WIDGET(link->data);
    60 		if (w->window)
    61 		{
    62 		    if (gtk_widget_get_display(w)==display)
    63 			gdk_window_set_cursor(w->window,cursor);
    64 		    else
    65 			remaining=g_list_prepend(remaining,w);
    66 		}
    67 	    }
    68 	    gdk_display_flush(display);
    69 	    if (cursor)
    70 		gdk_cursor_unref(cursor);
    71 	    g_list_free(list);
    72 	    list=remaining;
    73 	}
    74     }
    75 }
    76 
    77 /*
    78  * In Gtk+ 2.16.6, the default handler generates g_warnings on error.
    79  * It should display an error to the user. Do it ourselves.
    80  */
    81 
    82 static void show_uri(GtkLinkButton *button,const gchar *uri,gpointer data)
    83 {
    84     GdkScreen *screen;
    85     GtkWidget *dialog;
    86     GError *error=NULL;
    87     if (gtk_widget_has_screen(GTK_WIDGET(button)))
    88 	screen=gtk_widget_get_screen(GTK_WIDGET(button));
    89     else
    90 	screen=NULL;
    91     gtk_show_uri(screen,uri,GDK_CURRENT_TIME,&error);
    92     if (error)
    93     {
    94 	dialog=gtk_message_dialog_new(
    95 	  GTK_WINDOW(gtk_builder_get_object(ui,"MainWindow")),
    96 	  GTK_DIALOG_DESTROY_WITH_PARENT,GTK_MESSAGE_ERROR,GTK_BUTTONS_CLOSE,
    97 	  "Unable to show '%s'",uri);
    98 	gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
    99 	  error->message);
   100 	g_error_free(error);
   101 	gtk_dialog_run(GTK_DIALOG(dialog));
   102 	gtk_widget_destroy(dialog);
   103     }
   104 }
   105 
   106 /* Checks whether a loader for SVG files has been registered
   107  * with GdkPixbuf.
   108  */
   109 static gboolean pixbuf_supports_svg(void)
   110 {
   111     GSList *formats;
   112     GSList *tmp_list;
   113     static gint found_svg=-1;
   114     gchar **mime_types,**mime_type;
   115     if (found_svg!=-1)
   116 	return found_svg;
   117     formats=gdk_pixbuf_get_formats();
   118     found_svg=FALSE;
   119     for (tmp_list=formats;tmp_list && !found_svg;tmp_list=tmp_list->next)
   120     {
   121 	mime_types=gdk_pixbuf_format_get_mime_types(tmp_list->data);
   122 	for (mime_type=mime_types;*mime_type && !found_svg;mime_type++)
   123 	    if (!strcmp(*mime_type,"image/svg"))
   124 		found_svg=TRUE;
   125 	g_strfreev(mime_types);
   126     }
   127     g_slist_free(formats);
   128     return found_svg;
   129 }
   130 
   131 static void install_icon_at_size(const char *icon_name,GtkIconSet *icon_set,
   132   GtkIconSize size,const char *filename)
   133 {
   134     int w,h;
   135     GdkPixbuf *pixbuf;
   136     GtkIconSource *source;
   137     if (gtk_icon_size_lookup(size,&w,&h))
   138     {
   139 	pixbuf=gdk_pixbuf_new_from_file_at_size(filename,w,h,NULL);
   140 	if (pixbuf)
   141 	{
   142 	    source=gtk_icon_source_new();
   143 	    gtk_icon_source_set_size_wildcarded(source,FALSE);
   144 	    gtk_icon_source_set_size(source,size);
   145 	    gtk_icon_source_set_pixbuf(source,pixbuf);
   146 	    gtk_icon_set_add_source(icon_set,source);
   147 	    gtk_icon_source_free(source);
   148 	    g_object_unref(pixbuf);
   149 	}
   150     }
   151 }
   152 
   153 static void install_icons(void)
   154 {
   155     gchar *s;
   156     GtkIconSource *source;
   157     GtkIconSet *icon_set;
   158     GtkIconFactory *factory;
   159     factory=gtk_icon_factory_new();
   160     icon_set=gtk_icon_set_new();
   161     if (pixbuf_supports_svg())
   162     {
   163 	source=gtk_icon_source_new();
   164 	s=g_build_filename(prefix?prefix:"/usr",
   165 	  "share/icons/hicolor/scalable/apps/plover-applications.svg",NULL);
   166 	gtk_icon_source_set_filename(source,s);
   167 	g_free(s);
   168 	gtk_icon_set_add_source(icon_set,source);
   169 	gtk_icon_source_free(source);
   170     }
   171     else
   172     {
   173 	s=g_build_filename(prefix?prefix:"/usr",
   174 	  "share/icons/hicolor/24x24/apps/plover-applications.png",NULL);
   175 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_MENU,s);
   176 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_BUTTON,s);
   177 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_SMALL_TOOLBAR,s);
   178 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_LARGE_TOOLBAR,s);
   179 	g_free(s);
   180 	s=g_build_filename(prefix?prefix:"/usr",
   181 	  "share/icons/hicolor/48x48/apps/plover-applications.png",NULL);
   182 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_DND,s);
   183 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_DIALOG,s);
   184 	g_free(s);
   185     }
   186     gtk_icon_factory_add(factory,LOGO_NAME,icon_set);
   187     gtk_icon_set_unref(icon_set);
   188     icon_set=gtk_icon_factory_lookup(factory,LOGO_NAME);
   189     gtk_icon_factory_add_default(factory);
   190     g_object_unref(factory);
   191     icon_set=gtk_icon_factory_lookup_default(LOGO_NAME);
   192     gtk_window_set_default_icon_name(LOGO_NAME);
   193 }
   194 
   195 int main(int argc,char **argv)
   196 {
   197     GError *err=0;
   198     GtkWidget *w;
   199     gchar *s,*contents;
   200     gsize len;
   201     PloverPackageSet *set;
   202     GOptionEntry options[]={
   203 	{NULL}
   204     };
   205     if (!gtk_init_with_args(&argc,&argv,NULL,options,NULL,&err))
   206     {
   207 	g_printerr("%s",err->message);
   208 	exit(0);
   209     }
   210 #ifdef WIN32
   211     prefix=g_win32_get_package_installation_directory_of_module(NULL);
   212 #endif
   213     install_icons();
   214     ui=gtk_builder_new();
   215     if (!g_file_get_contents("app-manager.ui",&contents,&len,&err) &&
   216       g_error_matches(err,G_FILE_ERROR,G_FILE_ERROR_NOENT))
   217     {
   218 #ifdef WIN32
   219 	s=g_build_filename(prefix,"share","plover","app-manager.ui",NULL);
   220 #else
   221 	s=g_build_filename(PLOVER_DATADIR,"app-manager.ui",NULL);
   222 #endif
   223 	g_clear_error(&err);
   224 	(void)g_file_get_contents(s,&contents,&len,&err);
   225 	g_free(s);
   226     }
   227     if (!err)
   228     {
   229 	(void)gtk_builder_add_from_string(ui,contents,len,&err);
   230 	g_free(contents);
   231     }
   232     if (err)
   233     {
   234 	g_error("%s",err->message);
   235 	exit(0);
   236     }
   237     if (prefix)
   238     {
   239 	relocations=razor_relocations_create();
   240 	razor_relocations_add(relocations,"/usr",prefix);
   241     }
   242     gtk_builder_connect_signals(ui,NULL);
   243     gtk_link_button_set_uri_hook(show_uri,NULL,NULL);
   244     installed=GTK_TREE_MODEL(plover_package_store_new());
   245     set=plover_package_set_new_from_installed("",NULL);
   246     if (set)
   247     {
   248 	plover_package_store_add_set(PLOVER_PACKAGE_STORE(installed),set);
   249 	if (plover_package_set_get_no_details(set))
   250 	{
   251 	    w=GTK_WIDGET(gtk_builder_get_object(ui,"ViewFiles"));
   252 	    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(w),TRUE);
   253 	}
   254     }
   255     applications=plover_applications_model_new(installed);
   256     set_package_model(applications);
   257     gtk_main();
   258     g_object_unref(ui);
   259     if (relocations)
   260 	razor_relocations_destroy(relocations);
   261     g_free(prefix);
   262     exit(0);
   263 }
   264 
   265 G_MODULE_EXPORT void
   266   on_applications_toggled(GtkToggleToolButton *button,gpointer data)
   267 {
   268     if (gtk_toggle_tool_button_get_active(button))
   269     {
   270 	if (!applications)
   271 	    applications=plover_applications_model_new(installed);
   272 	set_package_model(applications);
   273     }
   274 }
   275 
   276 G_MODULE_EXPORT void
   277   on_all_packages_toggled(GtkToggleToolButton *button,gpointer data)
   278 {
   279     if (gtk_toggle_tool_button_get_active(button))
   280 	set_package_model(installed);
   281 }
   282 
   283 G_MODULE_EXPORT void
   284   on_local_media_toggled(GtkToggleToolButton *button,gpointer data)
   285 {
   286     if (gtk_toggle_tool_button_get_active(button))
   287     {
   288 	if (!local_media)
   289 	{
   290 	    show_busy_cursor(TRUE);
   291 	    local_media=plover_local_media_store_new();
   292 	    show_busy_cursor(FALSE);
   293 	}
   294 	set_package_model(local_media);
   295     }
   296 }
   297 
   298 G_MODULE_EXPORT void
   299   on_location_toggled(GtkToggleToolButton *button,gpointer data)
   300 {
   301     if (gtk_toggle_tool_button_get_active(button))
   302 	set_package_model(location);
   303 }
   304 
   305 G_MODULE_EXPORT void on_open_location(GtkWidget *widget)
   306 {
   307     GtkWidget *w=GTK_WIDGET(gtk_builder_get_object(ui,"MainWindow"));
   308     GtkWidget *dialog;
   309     GFile *file,*parent;
   310     GFileInfo *fi;
   311     GMount *mount;
   312     gchar *path,*name;
   313     PloverPackageSet *set;
   314     GSList *sets;
   315     GError *err=NULL;
   316     dialog=gtk_file_chooser_dialog_new("Open Location",GTK_WINDOW(w),
   317       GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER,GTK_STOCK_CANCEL,
   318       GTK_RESPONSE_CANCEL,GTK_STOCK_OPEN,GTK_RESPONSE_ACCEPT,NULL);
   319 #if GTK_CHECK_VERSION(2,18,0)
   320     gtk_file_chooser_set_create_folders(GTK_FILE_CHOOSER(dialog),FALSE);
   321 #endif
   322     if (gtk_dialog_run(GTK_DIALOG(dialog))==GTK_RESPONSE_ACCEPT)
   323     {
   324 	show_busy_cursor(TRUE);
   325 	path=gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
   326 	set=plover_package_set_new_from_repository(path,relocations,&err);
   327 	if (set)
   328 	{
   329 	    if (!location)
   330 		location=GTK_TREE_MODEL(plover_package_store_new());
   331 	    while((sets=
   332 	      plover_package_store_get_sets(PLOVER_PACKAGE_STORE(location))))
   333 		plover_package_store_remove_set(PLOVER_PACKAGE_STORE(location),
   334 		  PLOVER_PACKAGE_SET(sets->data));
   335 	    plover_package_store_add_set(PLOVER_PACKAGE_STORE(location),set);
   336 	    g_object_unref(set);
   337 	    w=GTK_WIDGET(gtk_builder_get_object(ui,"LocationButton"));
   338 	    file=g_file_new_for_path(path);
   339 	    parent=g_file_get_parent(file);
   340 	    if (parent)
   341 	    {
   342 		g_object_unref(parent);
   343 		mount=NULL;
   344 	    }
   345 	    else
   346 		mount=g_file_find_enclosing_mount(file,NULL,NULL);
   347 	    if (mount)
   348 	    {
   349 		name=g_mount_get_name(mount);
   350 		g_object_unref(mount);
   351 	    }
   352 	    else
   353 	    {
   354 		fi=g_file_query_info(file,
   355 		  G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
   356 		  G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,NULL,NULL);
   357 		if (fi)
   358 		{
   359 		    name=g_strdup(g_file_info_get_display_name(fi));
   360 		    g_object_unref(fi);
   361 		}
   362 		else
   363 		    name=g_filename_display_basename(path);
   364 		g_object_unref(file);
   365 	    }
   366 	    gtk_tool_button_set_label(GTK_TOOL_BUTTON(w),name);
   367 	    g_free(name);
   368 	    gtk_widget_show(w);
   369 	    gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(w),TRUE);
   370 	}
   371 	else
   372 	{
   373 	    gtk_widget_destroy(dialog);
   374 	    dialog=gtk_message_dialog_new(GTK_WINDOW(w),
   375 	      GTK_DIALOG_DESTROY_WITH_PARENT,GTK_MESSAGE_ERROR,
   376 	      GTK_BUTTONS_CLOSE,"Error loading repository '%s'",path);
   377 	    gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
   378 	      "%s",err->message);
   379 	    gtk_dialog_run(GTK_DIALOG(dialog));
   380 	    g_error_free(err);
   381 	}
   382 	g_free(path);
   383 	show_busy_cursor(FALSE);
   384     }
   385     gtk_widget_destroy(dialog);
   386 }
   387 
   388 G_MODULE_EXPORT void on_scan_local_media(GtkWidget *widget)
   389 {
   390     show_busy_cursor(TRUE);
   391     if (!local_media)
   392 	local_media=plover_local_media_store_new();
   393     plover_local_media_store_scan(PLOVER_LOCAL_MEDIA_STORE(local_media));
   394     show_busy_cursor(FALSE);
   395 }
   396 
   397 G_MODULE_EXPORT void on_help_about(GtkWidget *widget)
   398 {
   399     GtkWidget *w=GTK_WIDGET(gtk_builder_get_object(ui,"MainWindow"));
   400     gtk_show_about_dialog(GTK_WINDOW(w),"name",PACKAGE_NAME,
   401       "version",PACKAGE_VERSION,"comments","Application Manager",
   402       "copyright","Copyright © 2010 J. Ali Harlow","logo-icon-name",LOGO_NAME,
   403       NULL);
   404 }
   405 
   406 G_MODULE_EXPORT void on_find_clicked(GtkButton *button)
   407 {
   408     gchar *text;
   409     GtkWidget *w=GTK_WIDGET(gtk_builder_get_object(ui,"SearchEntry"));
   410     text=g_strdup(gtk_entry_get_text(GTK_ENTRY(w)));
   411     gtk_entry_set_text(GTK_ENTRY(w),"");
   412     gtk_entry_set_text(GTK_ENTRY(w),text);
   413     g_free(text);
   414 }