2 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
4 * Copyright (C) 2011, Guilhem Bonnefille <guilhem.bonnefille@gmail.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 #include <glib/gprintf.h>
27 #include <glib/gi18n.h>
40 } datasource_file_widgets_t;
42 /* The last used directory */
43 static gchar *last_folder_uri = NULL;
45 /* The last used file filter */
46 /* Nb: we use a complex strategy for this because the UI is rebuild each
47 time, so it is not possible to reuse directly the GtkFileFilter as they are
49 static BabelFile *last_file_filter = NULL;
51 /* The last file format selected */
52 static int last_type = 0;
54 static gpointer datasource_file_init ( acq_vik_t *avt );
55 static void datasource_file_add_setup_widgets ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data );
56 static void datasource_file_get_cmd_string ( datasource_file_widgets_t *widgets, gchar **cmd, gchar **input_file_type, gpointer not_used );
57 static void datasource_file_cleanup ( gpointer data );
59 VikDataSourceInterface vik_datasource_file_interface = {
60 N_("Import file with GPSBabel"),
62 VIK_DATASOURCE_ADDTOLAYER,
63 VIK_DATASOURCE_INPUTTYPE_NONE,
67 (VikDataSourceInitFunc) datasource_file_init,
68 (VikDataSourceCheckExistenceFunc) NULL,
69 (VikDataSourceAddSetupWidgetsFunc) datasource_file_add_setup_widgets,
70 (VikDataSourceGetCmdStringFunc) datasource_file_get_cmd_string,
71 (VikDataSourceProcessFunc) a_babel_convert_from,
72 (VikDataSourceProgressFunc) NULL,
73 (VikDataSourceAddProgressWidgetsFunc) NULL,
74 (VikDataSourceCleanupFunc) datasource_file_cleanup,
75 (VikDataSourceOffFunc) NULL,
84 /* See VikDataSourceInterface */
85 static gpointer datasource_file_init ( acq_vik_t *avt )
87 datasource_file_widgets_t *widgets = g_malloc(sizeof(*widgets));
91 static void add_file_filter (gpointer data, gpointer user_data)
93 GtkFileChooser *chooser = GTK_FILE_CHOOSER ( user_data );
94 const gchar *label = ((BabelFile*) data)->label;
95 const gchar *ext = ((BabelFile*) data)->ext;
96 if ( ext == NULL || ext[0] == '\0' )
97 /* No file extension => no filter */
99 gchar *pattern = g_strdup_printf ( "*.%s", ext );
101 GtkFileFilter *filter = gtk_file_filter_new ();
102 gtk_file_filter_add_pattern ( filter, pattern );
103 if ( strstr ( label, pattern+1 ) ) {
104 gtk_file_filter_set_name ( filter, label );
106 /* Ensure displayed label contains file pattern */
107 /* NB: we skip the '*' in the pattern */
108 gchar *name = g_strdup_printf ( "%s (%s)", label, pattern+1 );
109 gtk_file_filter_set_name ( filter, name );
112 g_object_set_data ( G_OBJECT(filter), "Babel", data );
113 gtk_file_chooser_add_filter ( chooser, filter );
114 if ( last_file_filter == data )
115 /* Previous selection used this filter */
116 gtk_file_chooser_set_filter ( chooser, filter );
121 /* See VikDataSourceInterface */
122 static void datasource_file_add_setup_widgets ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data )
124 datasource_file_widgets_t *widgets = (datasource_file_widgets_t *)user_data;
125 GtkWidget *filename_label, *type_label;
127 /* The file selector */
128 filename_label = gtk_label_new (_("File:"));
129 widgets->file = gtk_file_chooser_button_new (_("File to import"), GTK_FILE_CHOOSER_ACTION_OPEN);
131 gtk_file_chooser_set_current_folder_uri ( GTK_FILE_CHOOSER(widgets->file), last_folder_uri);
133 g_list_foreach ( a_babel_file_list, add_file_filter, widgets->file );
134 GtkFileFilter *all_filter = gtk_file_filter_new ();
135 gtk_file_filter_add_pattern ( all_filter, "*" );
136 gtk_file_filter_set_name ( all_filter, _("All files") );
137 gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(widgets->file), all_filter );
138 if ( last_file_filter == NULL )
139 /* No previously selected filter or 'All files' selected */
140 gtk_file_chooser_set_filter ( GTK_FILE_CHOOSER(widgets->file), all_filter );
142 /* The file format selector */
143 type_label = gtk_label_new (_("File type:"));
144 /* Propose all readable file */
145 BabelMode mode = { 1, 0, 1, 0, 1, 0 };
146 widgets->type = a_babel_ui_file_type_selector_new ( mode );
147 g_signal_connect ( G_OBJECT(widgets->type), "changed",
148 G_CALLBACK(a_babel_ui_type_selector_dialog_sensitivity_cb), dialog );
149 gtk_combo_box_set_active ( GTK_COMBO_BOX(widgets->type), last_type );
150 /* Manually call the callback to fix the state */
151 a_babel_ui_type_selector_dialog_sensitivity_cb ( GTK_COMBO_BOX(widgets->type), dialog );
153 /* Packing all these widgets */
154 GtkBox *box = GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog)));
155 gtk_box_pack_start ( box, filename_label, FALSE, FALSE, 5 );
156 gtk_box_pack_start ( box, widgets->file, FALSE, FALSE, 5 );
157 gtk_box_pack_start ( box, type_label, FALSE, FALSE, 5 );
158 gtk_box_pack_start ( box, widgets->type, FALSE, FALSE, 5 );
159 gtk_widget_show_all(dialog);
162 /* See VikDataSourceInterface */
163 static void datasource_file_get_cmd_string ( datasource_file_widgets_t *widgets, gchar **cmd, gchar **input_file, gpointer not_used )
165 /* Retrieve the file selected */
166 gchar *filename = gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(widgets->file) );
168 /* Memorize the directory for later use */
169 g_free (last_folder_uri);
170 last_folder_uri = gtk_file_chooser_get_current_folder_uri ( GTK_FILE_CHOOSER(widgets->file) );
171 last_folder_uri = g_strdup (last_folder_uri);
173 /* Memorize the file filter for later use */
174 GtkFileFilter *filter = gtk_file_chooser_get_filter ( GTK_FILE_CHOOSER(widgets->file) );
175 last_file_filter = g_object_get_data ( G_OBJECT(filter), "Babel" );
177 /* Retrieve and memorize file format selected */
179 last_type = gtk_combo_box_get_active ( GTK_COMBO_BOX (widgets->type) );
180 type = (a_babel_ui_file_type_selector_get ( widgets->type ))->name;
182 /* Build the string */
183 *cmd = g_strdup_printf( "-i %s", type);
184 *input_file = g_strdup(filename);
189 g_debug(_("using babel args '%s' and file '%s'"), *cmd, *input_file);
192 /* See VikDataSourceInterface */
193 static void datasource_file_cleanup ( gpointer data )