app-manager/app-manager.c
author J. Ali Harlow <ali@juiblex.co.uk>
Fri Apr 30 20:37:08 2010 +0100 (2010-04-30)
changeset 11 0987519d94ba
parent 9 8d3b1ddf789c
child 12 1d18b9c34d26
permissions -rw-r--r--
Release version 0.3
     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_slist_remove_link(list,link);
    50 	    g_slist_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_slist_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     int w,h;
   156     gchar *s;
   157     GdkPixbuf *pixbuf;
   158     GtkIconSource *source;
   159     GtkIconSet *icon_set;
   160     GtkIconFactory *factory;
   161     factory=gtk_icon_factory_new();
   162     icon_set=gtk_icon_set_new();
   163     if (pixbuf_supports_svg())
   164     {
   165 	source=gtk_icon_source_new();
   166 	s=g_build_filename(prefix?prefix:"/usr",
   167 	  "share/icons/hicolor/scalable/apps/plover-applications.svg",NULL);
   168 	gtk_icon_source_set_filename(source,s);
   169 	g_free(s);
   170 	gtk_icon_set_add_source(icon_set,source);
   171 	gtk_icon_source_free(source);
   172     }
   173     else
   174     {
   175 	s=g_build_filename(prefix?prefix:"/usr",
   176 	  "share/icons/hicolor/24x24/apps/plover-applications.png",NULL);
   177 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_MENU,s);
   178 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_BUTTON,s);
   179 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_SMALL_TOOLBAR,s);
   180 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_LARGE_TOOLBAR,s);
   181 	g_free(s);
   182 	s=g_build_filename(prefix?prefix:"/usr",
   183 	  "share/icons/hicolor/48x48/apps/plover-applications.png",NULL);
   184 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_DND,s);
   185 	install_icon_at_size(LOGO_NAME,icon_set,GTK_ICON_SIZE_DIALOG,s);
   186 	g_free(s);
   187     }
   188     gtk_icon_factory_add(factory,LOGO_NAME,icon_set);
   189     gtk_icon_set_unref(icon_set);
   190     icon_set=gtk_icon_factory_lookup(factory,LOGO_NAME);
   191     gtk_icon_factory_add_default(factory);
   192     g_object_unref(factory);
   193     icon_set=gtk_icon_factory_lookup_default(LOGO_NAME);
   194     gtk_window_set_default_icon_name(LOGO_NAME);
   195 }
   196 
   197 int main(int argc,char **argv)
   198 {
   199     GError *err=0;
   200     GtkWidget *w;
   201     gchar *s,*contents;
   202     gsize len;
   203     PloverPackageSet *set;
   204     GOptionEntry options[]={
   205 	{NULL}
   206     };
   207     if (!gtk_init_with_args(&argc,&argv,NULL,options,NULL,&err))
   208     {
   209 	g_printerr("%s",err->message);
   210 	exit(0);
   211     }
   212 #ifdef WIN32
   213     prefix=g_win32_get_package_installation_directory_of_module(NULL);
   214 #endif
   215     install_icons();
   216     ui=gtk_builder_new();
   217     if (!g_file_get_contents("app-manager.ui",&contents,&len,&err) &&
   218       g_error_matches(err,G_FILE_ERROR,G_FILE_ERROR_NOENT))
   219     {
   220 #ifdef WIN32
   221 	s=g_build_filename(prefix,"share","plover","app-manager.ui",NULL);
   222 #else
   223 	s=g_build_filename(PLOVER_DATADIR,"app-manager.ui",NULL);
   224 #endif
   225 	g_clear_error(&err);
   226 	(void)g_file_get_contents(s,&contents,&len,&err);
   227 	g_free(s);
   228     }
   229     if (!err)
   230     {
   231 	(void)gtk_builder_add_from_string(ui,contents,len,&err);
   232 	g_free(contents);
   233     }
   234     if (err)
   235     {
   236 	g_error("%s",err->message);
   237 	exit(0);
   238     }
   239     if (prefix)
   240     {
   241 	relocations=razor_relocations_create();
   242 	razor_relocations_add(relocations,"/usr",prefix);
   243     }
   244     gtk_builder_connect_signals(ui,NULL);
   245     gtk_link_button_set_uri_hook(show_uri,NULL,NULL);
   246     installed=GTK_TREE_MODEL(plover_package_store_new());
   247     set=plover_package_set_new_from_installed("",NULL);
   248     if (set)
   249     {
   250 	plover_package_store_add_set(PLOVER_PACKAGE_STORE(installed),set);
   251 	if (plover_package_set_get_no_details(set))
   252 	{
   253 	    w=GTK_WIDGET(gtk_builder_get_object(ui,"ViewFiles"));
   254 	    gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(w),TRUE);
   255 	}
   256     }
   257     applications=plover_applications_model_new(installed);
   258     set_package_model(applications);
   259     gtk_main();
   260     g_object_unref(ui);
   261     if (relocations)
   262 	razor_relocations_destroy(relocations);
   263     g_free(prefix);
   264     exit(0);
   265 }
   266 
   267 G_MODULE_EXPORT void
   268   on_applications_toggled(GtkToggleToolButton *button,gpointer data)
   269 {
   270     if (gtk_toggle_tool_button_get_active(button))
   271     {
   272 	if (!applications)
   273 	    applications=plover_applications_model_new(installed);
   274 	set_package_model(applications);
   275     }
   276 }
   277 
   278 G_MODULE_EXPORT void
   279   on_all_packages_toggled(GtkToggleToolButton *button,gpointer data)
   280 {
   281     if (gtk_toggle_tool_button_get_active(button))
   282 	set_package_model(installed);
   283 }
   284 
   285 G_MODULE_EXPORT void
   286   on_local_media_toggled(GtkToggleToolButton *button,gpointer data)
   287 {
   288     if (gtk_toggle_tool_button_get_active(button))
   289     {
   290 	if (!local_media)
   291 	{
   292 	    show_busy_cursor(TRUE);
   293 	    local_media=plover_local_media_store_new();
   294 	    show_busy_cursor(FALSE);
   295 	}
   296 	set_package_model(local_media);
   297     }
   298 }
   299 
   300 G_MODULE_EXPORT void
   301   on_location_toggled(GtkToggleToolButton *button,gpointer data)
   302 {
   303     if (gtk_toggle_tool_button_get_active(button))
   304 	set_package_model(location);
   305 }
   306 
   307 G_MODULE_EXPORT void on_open_location(GtkWidget *widget)
   308 {
   309     GtkWidget *w=GTK_WIDGET(gtk_builder_get_object(ui,"MainWindow"));
   310     GtkWidget *dialog;
   311     GFile *file,*parent;
   312     GFileInfo *fi;
   313     GMount *mount;
   314     gchar *path,*name;
   315     PloverPackageSet *set;
   316     GSList *sets;
   317     GError *err=NULL;
   318     dialog=gtk_file_chooser_dialog_new("Open Location",GTK_WINDOW(w),
   319       GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER,GTK_STOCK_CANCEL,
   320       GTK_RESPONSE_CANCEL,GTK_STOCK_OPEN,GTK_RESPONSE_ACCEPT,NULL);
   321 #if GTK_CHECK_VERSION(2,18,0)
   322     gtk_file_chooser_set_create_folders(GTK_FILE_CHOOSER(dialog),FALSE);
   323 #endif
   324     if (gtk_dialog_run(GTK_DIALOG(dialog))==GTK_RESPONSE_ACCEPT)
   325     {
   326 	show_busy_cursor(TRUE);
   327 	path=gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
   328 	set=plover_package_set_new_from_repository(path,relocations,&err);
   329 	if (set)
   330 	{
   331 	    if (!location)
   332 		location=GTK_TREE_MODEL(plover_package_store_new());
   333 	    while((sets=
   334 	      plover_package_store_get_sets(PLOVER_PACKAGE_STORE(location))))
   335 		plover_package_store_remove_set(PLOVER_PACKAGE_STORE(location),
   336 		  PLOVER_PACKAGE_SET(sets->data));
   337 	    plover_package_store_add_set(PLOVER_PACKAGE_STORE(location),set);
   338 	    g_object_unref(set);
   339 	    w=GTK_WIDGET(gtk_builder_get_object(ui,"LocationButton"));
   340 	    file=g_file_new_for_path(path);
   341 	    parent=g_file_get_parent(file);
   342 	    if (parent)
   343 	    {
   344 		g_object_unref(parent);
   345 		mount=NULL;
   346 	    }
   347 	    else
   348 		mount=g_file_find_enclosing_mount(file,NULL,NULL);
   349 	    if (mount)
   350 	    {
   351 		name=g_mount_get_name(mount);
   352 		g_object_unref(mount);
   353 	    }
   354 	    else
   355 	    {
   356 		fi=g_file_query_info(file,
   357 		  G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
   358 		  G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,NULL,NULL);
   359 		if (fi)
   360 		{
   361 		    name=g_strdup(g_file_info_get_display_name(fi));
   362 		    g_object_unref(fi);
   363 		}
   364 		else
   365 		    name=g_filename_display_basename(path);
   366 		g_object_unref(file);
   367 	    }
   368 	    gtk_tool_button_set_label(GTK_TOOL_BUTTON(w),name);
   369 	    g_free(name);
   370 	    gtk_widget_show(w);
   371 	    gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(w),TRUE);
   372 	}
   373 	else
   374 	{
   375 	    gtk_widget_destroy(dialog);
   376 	    dialog=gtk_message_dialog_new(GTK_WINDOW(w),
   377 	      GTK_DIALOG_DESTROY_WITH_PARENT,GTK_MESSAGE_ERROR,
   378 	      GTK_BUTTONS_CLOSE,"Error loading repository '%s'",path);
   379 	    gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
   380 	      "%s",err->message);
   381 	    gtk_dialog_run(GTK_DIALOG(dialog));
   382 	    g_error_free(err);
   383 	}
   384 	g_free(path);
   385 	show_busy_cursor(FALSE);
   386     }
   387     gtk_widget_destroy(dialog);
   388 }
   389 
   390 G_MODULE_EXPORT void on_scan_local_media(GtkWidget *widget)
   391 {
   392     show_busy_cursor(TRUE);
   393     if (!local_media)
   394 	local_media=plover_local_media_store_new();
   395     plover_local_media_store_scan(PLOVER_LOCAL_MEDIA_STORE(local_media));
   396     show_busy_cursor(FALSE);
   397 }
   398 
   399 G_MODULE_EXPORT void on_help_about(GtkWidget *widget)
   400 {
   401     GtkWidget *w=GTK_WIDGET(gtk_builder_get_object(ui,"MainWindow"));
   402     gtk_show_about_dialog(GTK_WINDOW(w),"name",PACKAGE_NAME,
   403       "version",PACKAGE_VERSION,"comments","Application Manager",
   404       "copyright","Copyright © 2010 J. Ali Harlow","logo-icon-name",LOGO_NAME,
   405       NULL);
   406 }
   407 
   408 G_MODULE_EXPORT void on_find_clicked(GtkButton *button)
   409 {
   410     gchar *text;
   411     GtkWidget *w=GTK_WIDGET(gtk_builder_get_object(ui,"SearchEntry"));
   412     text=g_strdup(gtk_entry_get_text(GTK_ENTRY(w)));
   413     gtk_entry_set_text(GTK_ENTRY(w),"");
   414     gtk_entry_set_text(GTK_ENTRY(w),text);
   415     g_free(text);
   416 }