/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ /* caja-mime-application-chooser.c: an mime-application chooser Copyright (C) 2004 Novell, Inc. Copyright (C) 2007 Red Hat, Inc. The Mate Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. The Mate Library is distributed in the hope that it will be useful, but APPLICATIONOUT ANY WARRANTY; applicationout even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along application the Mate Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. Authors: Dave Camp <dave@novell.com> Alexander Larsson <alexl@redhat.com> */ #include <config.h> #include "caja-mime-application-chooser.h" #include "caja-open-with-dialog.h" #include "caja-signaller.h" #include "caja-file.h" #include <eel/eel-stock-dialogs.h> #include <eel/eel-glib-extensions.h> #include <eel/eel-string.h> #include <string.h> #include <glib/gi18n-lib.h> #include <gdk-pixbuf/gdk-pixbuf.h> #include <gtk/gtk.h> #include <gio/gio.h> struct _CajaMimeApplicationChooserDetails { char *uri; char *content_type; char *extension; char *type_description; char *orig_mime_type; guint refresh_timeout; GtkWidget *label; GtkWidget *entry; GtkWidget *treeview; GtkWidget *remove_button; gboolean for_multiple_files; GtkListStore *model; GtkCellRenderer *toggle_renderer; }; enum { COLUMN_APPINFO, COLUMN_DEFAULT, COLUMN_ICON, COLUMN_NAME, NUM_COLUMNS }; G_DEFINE_TYPE (CajaMimeApplicationChooser, caja_mime_application_chooser, GTK_TYPE_VBOX); static void refresh_model (CajaMimeApplicationChooser *chooser); static void refresh_model_soon (CajaMimeApplicationChooser *chooser); static void mime_type_data_changed_cb (GObject *signaller, gpointer user_data); static void caja_mime_application_chooser_finalize (GObject *object) { CajaMimeApplicationChooser *chooser; chooser = CAJA_MIME_APPLICATION_CHOOSER (object); if (chooser->details->refresh_timeout) { g_source_remove (chooser->details->refresh_timeout); } g_signal_handlers_disconnect_by_func (caja_signaller_get_current (), G_CALLBACK (mime_type_data_changed_cb), chooser); g_free (chooser->details->uri); g_free (chooser->details->content_type); g_free (chooser->details->extension); g_free (chooser->details->type_description); g_free (chooser->details->orig_mime_type); g_free (chooser->details); G_OBJECT_CLASS (caja_mime_application_chooser_parent_class)->finalize (object); } static void caja_mime_application_chooser_destroy (GtkObject *object) { GTK_OBJECT_CLASS (caja_mime_application_chooser_parent_class)->destroy (object); } static void caja_mime_application_chooser_class_init (CajaMimeApplicationChooserClass *class) { GObjectClass *gobject_class; GtkObjectClass *object_class; gobject_class = G_OBJECT_CLASS (class); gobject_class->finalize = caja_mime_application_chooser_finalize; object_class = GTK_OBJECT_CLASS (class); object_class->destroy = caja_mime_application_chooser_destroy; } static void default_toggled_cb (GtkCellRendererToggle *renderer, const char *path_str, gpointer user_data) { CajaMimeApplicationChooser *chooser; GtkTreeIter iter; GtkTreePath *path; GError *error; chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data); path = gtk_tree_path_new_from_string (path_str); if (gtk_tree_model_get_iter (GTK_TREE_MODEL (chooser->details->model), &iter, path)) { gboolean is_default; gboolean success; GAppInfo *info; char *message; gtk_tree_model_get (GTK_TREE_MODEL (chooser->details->model), &iter, COLUMN_DEFAULT, &is_default, COLUMN_APPINFO, &info, -1); if (!is_default && info != NULL) { error = NULL; if (chooser->details->extension) { success = g_app_info_set_as_default_for_extension (info, chooser->details->extension, &error); } else { success = g_app_info_set_as_default_for_type (info, chooser->details->content_type, &error); } if (!success) { message = g_strdup_printf (_("Could not set application as the default: %s"), error->message); eel_show_error_dialog (_("Could not set as default application"), message, GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (chooser)))); g_free (message); g_error_free (error); } g_signal_emit_by_name (caja_signaller_get_current (), "mime_data_changed"); } g_object_unref (info); } gtk_tree_path_free (path); } static GAppInfo * get_selected_application (CajaMimeApplicationChooser *chooser) { GtkTreeIter iter; GtkTreeSelection *selection; GAppInfo *info; selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (chooser->details->treeview)); info = NULL; if (gtk_tree_selection_get_selected (selection, NULL, &iter)) { gtk_tree_model_get (GTK_TREE_MODEL (chooser->details->model), &iter, COLUMN_APPINFO, &info, -1); } return info; } static void selection_changed_cb (GtkTreeSelection *selection, gpointer user_data) { CajaMimeApplicationChooser *chooser; GAppInfo *info; chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data); info = get_selected_application (chooser); if (info) { gtk_widget_set_sensitive (chooser->details->remove_button, g_app_info_can_remove_supports_type (info)); g_object_unref (info); } else { gtk_widget_set_sensitive (chooser->details->remove_button, FALSE); } } static GtkWidget * create_tree_view (CajaMimeApplicationChooser *chooser) { GtkWidget *treeview; GtkListStore *store; GtkTreeViewColumn *column; GtkCellRenderer *renderer; GtkTreeSelection *selection; treeview = gtk_tree_view_new (); gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (treeview), FALSE); store = gtk_list_store_new (NUM_COLUMNS, G_TYPE_APP_INFO, G_TYPE_BOOLEAN, G_TYPE_ICON, G_TYPE_STRING); gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (store), COLUMN_NAME, GTK_SORT_ASCENDING); gtk_tree_view_set_model (GTK_TREE_VIEW (treeview), GTK_TREE_MODEL (store)); chooser->details->model = store; renderer = gtk_cell_renderer_toggle_new (); g_signal_connect (renderer, "toggled", G_CALLBACK (default_toggled_cb), chooser); gtk_cell_renderer_toggle_set_radio (GTK_CELL_RENDERER_TOGGLE (renderer), TRUE); column = gtk_tree_view_column_new_with_attributes (_("Default"), renderer, "active", COLUMN_DEFAULT, NULL); gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column); chooser->details->toggle_renderer = renderer; renderer = gtk_cell_renderer_pixbuf_new (); g_object_set (renderer, "stock-size", GTK_ICON_SIZE_LARGE_TOOLBAR, NULL); column = gtk_tree_view_column_new_with_attributes (_("Icon"), renderer, "gicon", COLUMN_ICON, NULL); gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column); renderer = gtk_cell_renderer_text_new (); column = gtk_tree_view_column_new_with_attributes (_("Name"), renderer, "markup", COLUMN_NAME, NULL); gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column); selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview)); g_signal_connect (selection, "changed", G_CALLBACK (selection_changed_cb), chooser); return treeview; } static void add_clicked_cb (GtkButton *button, gpointer user_data) { CajaMimeApplicationChooser *chooser; GtkWidget *dialog; chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data); if (chooser->details->for_multiple_files) { dialog = caja_add_application_dialog_new_for_multiple_files (chooser->details->extension, chooser->details->orig_mime_type); } else { dialog = caja_add_application_dialog_new (chooser->details->uri, chooser->details->orig_mime_type); } gtk_window_set_screen (GTK_WINDOW (dialog), gtk_widget_get_screen (GTK_WIDGET (chooser))); gtk_widget_show (dialog); } static void remove_clicked_cb (GtkButton *button, gpointer user_data) { CajaMimeApplicationChooser *chooser; GError *error; GAppInfo *info; chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data); info = get_selected_application (chooser); if (info) { error = NULL; if (!g_app_info_remove_supports_type (info, chooser->details->content_type, &error)) { eel_show_error_dialog (_("Could not remove application"), error->message, GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (chooser)))); g_error_free (error); } g_signal_emit_by_name (caja_signaller_get_current (), "mime_data_changed"); g_object_unref (info); } } static void reset_clicked_cb (GtkButton *button, gpointer user_data) { CajaMimeApplicationChooser *chooser; chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data); g_app_info_reset_type_associations (chooser->details->content_type); g_signal_emit_by_name (caja_signaller_get_current (), "mime_data_changed"); } static void mime_type_data_changed_cb (GObject *signaller, gpointer user_data) { CajaMimeApplicationChooser *chooser; chooser = CAJA_MIME_APPLICATION_CHOOSER (user_data); refresh_model_soon (chooser); } static void caja_mime_application_chooser_init (CajaMimeApplicationChooser *chooser) { GtkWidget *box; GtkWidget *scrolled; GtkWidget *button; chooser->details = g_new0 (CajaMimeApplicationChooserDetails, 1); chooser->details->for_multiple_files = FALSE; gtk_container_set_border_width (GTK_CONTAINER (chooser), 8); gtk_box_set_spacing (GTK_BOX (chooser), 0); gtk_box_set_homogeneous (GTK_BOX (chooser), FALSE); chooser->details->label = gtk_label_new (""); gtk_misc_set_alignment (GTK_MISC (chooser->details->label), 0.0, 0.5); gtk_label_set_line_wrap (GTK_LABEL (chooser->details->label), TRUE); gtk_label_set_line_wrap_mode (GTK_LABEL (chooser->details->label), PANGO_WRAP_WORD_CHAR); gtk_box_pack_start (GTK_BOX (chooser), chooser->details->label, FALSE, FALSE, 0); gtk_widget_show (chooser->details->label); scrolled = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled), GTK_SHADOW_IN); gtk_widget_show (scrolled); gtk_box_pack_start (GTK_BOX (chooser), scrolled, TRUE, TRUE, 6); chooser->details->treeview = create_tree_view (chooser); gtk_widget_show (chooser->details->treeview); gtk_container_add (GTK_CONTAINER (scrolled), chooser->details->treeview); box = gtk_hbutton_box_new (); gtk_box_set_spacing (GTK_BOX (box), 6); gtk_button_box_set_layout (GTK_BUTTON_BOX (box), GTK_BUTTONBOX_END); gtk_box_pack_start (GTK_BOX (chooser), box, FALSE, FALSE, 6); gtk_widget_show (box); button = gtk_button_new_from_stock (GTK_STOCK_ADD); g_signal_connect (button, "clicked", G_CALLBACK (add_clicked_cb), chooser); gtk_widget_show (button); gtk_container_add (GTK_CONTAINER (box), button); button = gtk_button_new_from_stock (GTK_STOCK_REMOVE); g_signal_connect (button, "clicked", G_CALLBACK (remove_clicked_cb), chooser); gtk_widget_show (button); gtk_container_add (GTK_CONTAINER (box), button); chooser->details->remove_button = button; button = gtk_button_new_with_label (_("Reset")); g_signal_connect (button, "clicked", G_CALLBACK (reset_clicked_cb), chooser); gtk_widget_show (button); gtk_container_add (GTK_CONTAINER (box), button); g_signal_connect (caja_signaller_get_current (), "mime_data_changed", G_CALLBACK (mime_type_data_changed_cb), chooser); } static char * get_extension (const char *basename) { char *p; p = strrchr (basename, '.'); if (p && *(p + 1) != '\0') { return g_strdup (p + 1); } else { return NULL; } } static gboolean refresh_model_timeout (gpointer data) { CajaMimeApplicationChooser *chooser = data; chooser->details->refresh_timeout = 0; refresh_model (chooser); return FALSE; } /* This adds a slight delay so that we're sure the mime data is done writing */ static void refresh_model_soon (CajaMimeApplicationChooser *chooser) { if (chooser->details->refresh_timeout != 0) return; chooser->details->refresh_timeout = g_timeout_add (300, refresh_model_timeout, chooser); } static void refresh_model (CajaMimeApplicationChooser *chooser) { GList *applications; GAppInfo *default_app; GList *l; GtkTreeSelection *selection; GtkTreeViewColumn *column; column = gtk_tree_view_get_column (GTK_TREE_VIEW (chooser->details->treeview), 0); gtk_tree_view_column_set_visible (column, TRUE); gtk_list_store_clear (chooser->details->model); applications = g_app_info_get_all_for_type (chooser->details->content_type); default_app = g_app_info_get_default_for_type (chooser->details->content_type, FALSE); for (l = applications; l != NULL; l = l->next) { GtkTreeIter iter; gboolean is_default; GAppInfo *application; char *escaped; GIcon *icon; application = l->data; is_default = default_app && g_app_info_equal (default_app, application); escaped = g_markup_escape_text (g_app_info_get_display_name (application), -1); icon = g_app_info_get_icon (application); gtk_list_store_append (chooser->details->model, &iter); gtk_list_store_set (chooser->details->model, &iter, COLUMN_APPINFO, application, COLUMN_DEFAULT, is_default, COLUMN_ICON, icon, COLUMN_NAME, escaped, -1); g_free (escaped); } selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (chooser->details->treeview)); if (applications) { g_object_set (chooser->details->toggle_renderer, "visible", TRUE, NULL); gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE); } else { GtkTreeIter iter; char *name; gtk_tree_view_column_set_visible (column, FALSE); gtk_list_store_append (chooser->details->model, &iter); name = g_strdup_printf ("<i>%s</i>", _("No applications selected")); gtk_list_store_set (chooser->details->model, &iter, COLUMN_NAME, name, COLUMN_APPINFO, NULL, -1); g_free (name); gtk_tree_selection_set_mode (selection, GTK_SELECTION_NONE); } if (default_app) { g_object_unref (default_app); } eel_g_object_list_free (applications); } static void set_extension_and_description (CajaMimeApplicationChooser *chooser, const char *extension, const char *mime_type) { if (extension != NULL && g_content_type_is_unknown (mime_type)) { chooser->details->extension = g_strdup (extension); chooser->details->content_type = g_strdup_printf ("application/x-extension-%s", extension); /* the %s here is a file extension */ chooser->details->type_description = g_strdup_printf (_("%s document"), extension); } else { char *description; chooser->details->content_type = g_strdup (mime_type); description = g_content_type_get_description (mime_type); if (description == NULL) { description = g_strdup (_("Unknown")); } chooser->details->type_description = description; } } static gboolean set_uri_and_type (CajaMimeApplicationChooser *chooser, const char *uri, const char *mime_type) { char *label; char *name; char *emname; char *extension; GFile *file; chooser->details->uri = g_strdup (uri); file = g_file_new_for_uri (uri); name = g_file_get_basename (file); g_object_unref (file); chooser->details->orig_mime_type = g_strdup (mime_type); extension = get_extension (name); set_extension_and_description (CAJA_MIME_APPLICATION_CHOOSER (chooser), extension, mime_type); g_free (extension); /* first %s is filename, second %s is mime-type description */ emname = g_strdup_printf ("<i>%s</i>", name); label = g_strdup_printf (_("Select an application to open %s and other files of type \"%s\""), emname, chooser->details->type_description); g_free (emname); gtk_label_set_markup (GTK_LABEL (chooser->details->label), label); g_free (label); g_free (name); refresh_model (chooser); return TRUE; } static char * get_extension_from_file (CajaFile *nfile) { char *name; char *extension; name = caja_file_get_name (nfile); extension = get_extension (name); g_free (name); return extension; } static gboolean set_uri_and_type_for_multiple_files (CajaMimeApplicationChooser *chooser, GList *uris, const char *mime_type) { char *label; char *first_extension; gboolean same_extension; GList *iter; chooser->details->for_multiple_files = TRUE; chooser->details->uri = NULL; chooser->details->orig_mime_type = g_strdup (mime_type); same_extension = TRUE; first_extension = get_extension_from_file (CAJA_FILE (uris->data)); iter = uris->next; while (iter != NULL) { char *extension_current; extension_current = get_extension_from_file (CAJA_FILE (iter->data)); if (eel_strcmp (first_extension, extension_current)) { same_extension = FALSE; g_free (extension_current); break; } iter = iter->next; g_free (extension_current); } if (!same_extension) { set_extension_and_description (CAJA_MIME_APPLICATION_CHOOSER (chooser), NULL, mime_type); } else { set_extension_and_description (CAJA_MIME_APPLICATION_CHOOSER (chooser), first_extension, mime_type); } g_free (first_extension); label = g_strdup_printf (_("Open all files of type \"%s\" with:"), chooser->details->type_description); gtk_label_set_markup (GTK_LABEL (chooser->details->label), label); g_free (label); refresh_model (chooser); return TRUE; } GtkWidget * caja_mime_application_chooser_new (const char *uri, const char *mime_type) { GtkWidget *chooser; chooser = gtk_widget_new (CAJA_TYPE_MIME_APPLICATION_CHOOSER, NULL); set_uri_and_type (CAJA_MIME_APPLICATION_CHOOSER (chooser), uri, mime_type); return chooser; } GtkWidget * caja_mime_application_chooser_new_for_multiple_files (GList *uris, const char *mime_type) { GtkWidget *chooser; chooser = gtk_widget_new (CAJA_TYPE_MIME_APPLICATION_CHOOSER, NULL); set_uri_and_type_for_multiple_files (CAJA_MIME_APPLICATION_CHOOSER (chooser), uris, mime_type); return chooser; }