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>
39 } datasource_file_widgets_t;
41 /* The last used directory */
42 static gchar *last_folder_uri = NULL;
44 /* The last used file filter */
45 /* Nb: we use a complex strategy for this because the UI is rebuild each
46 time, so it is not possible to reuse directly the GtkFileFilter as they are
48 static BabelFile *last_file_filter = NULL;
50 /* The last file format selected */
51 static int last_type = 0;
53 static gpointer datasource_file_init( );
54 static void datasource_file_add_setup_widgets ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data );
55 static void datasource_file_get_cmd_string ( datasource_file_widgets_t *widgets, gchar **cmd, gchar **input_file_type, gpointer not_used );
56 static void datasource_file_cleanup ( gpointer data );
58 VikDataSourceInterface vik_datasource_file_interface = {
59 N_("Import file with GPSBabel"),
61 VIK_DATASOURCE_ADDTOLAYER,
62 VIK_DATASOURCE_INPUTTYPE_NONE,
66 (VikDataSourceInitFunc) datasource_file_init,
67 (VikDataSourceCheckExistenceFunc) NULL,
68 (VikDataSourceAddSetupWidgetsFunc) datasource_file_add_setup_widgets,
69 (VikDataSourceGetCmdStringFunc) datasource_file_get_cmd_string,
70 (VikDataSourceProcessFunc) a_babel_convert_from,
71 (VikDataSourceProgressFunc) NULL,
72 (VikDataSourceAddProgressWidgetsFunc) NULL,
73 (VikDataSourceCleanupFunc) datasource_file_cleanup,
74 (VikDataSourceOffFunc) NULL,
77 /* See VikDataSourceInterface */
78 static gpointer datasource_file_init ( )
80 datasource_file_widgets_t *widgets = g_malloc(sizeof(*widgets));
84 static void fill_combo_box (gpointer data, gpointer user_data)
86 const gchar *label = ((BabelFile*) data)->label;
87 #if GTK_CHECK_VERSION (2,24,0)
88 GtkComboBoxText *combo = GTK_COMBO_BOX_TEXT (user_data);
89 gtk_combo_box_text_append_text (combo, label);
91 GtkComboBox *combo = GTK_COMBO_BOX (user_data);
92 gtk_combo_box_append_text (combo, label);
96 static void add_file_filter (gpointer data, gpointer user_data)
98 GtkFileChooser *chooser = GTK_FILE_CHOOSER ( user_data );
99 const gchar *label = ((BabelFile*) data)->label;
100 const gchar *ext = ((BabelFile*) data)->ext;
101 if ( ext == NULL || ext[0] == '\0' )
102 /* No file extension => no filter */
104 gchar *pattern = g_strdup_printf ( "*.%s", ext );
106 GtkFileFilter *filter = gtk_file_filter_new ();
107 gtk_file_filter_add_pattern ( filter, pattern );
108 if ( strstr ( label, pattern+1 ) ) {
109 gtk_file_filter_set_name ( filter, label );
111 /* Ensure displayed label contains file pattern */
112 /* NB: we skip the '*' in the pattern */
113 gchar *name = g_strdup_printf ( "%s (%s)", label, pattern+1 );
114 gtk_file_filter_set_name ( filter, name );
117 g_object_set_data ( G_OBJECT(filter), "Babel", data );
118 gtk_file_chooser_add_filter ( chooser, filter );
119 if ( last_file_filter == data )
120 /* Previous selection used this filter */
121 gtk_file_chooser_set_filter ( chooser, filter );
126 /* See VikDataSourceInterface */
127 static void datasource_file_add_setup_widgets ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data )
129 datasource_file_widgets_t *widgets = (datasource_file_widgets_t *)user_data;
130 GtkWidget *filename_label, *type_label;
132 /* The file selector */
133 filename_label = gtk_label_new (_("File:"));
134 widgets->file = gtk_file_chooser_button_new (_("File to import"), GTK_FILE_CHOOSER_ACTION_OPEN);
136 gtk_file_chooser_set_current_folder_uri ( GTK_FILE_CHOOSER(widgets->file), last_folder_uri);
138 g_list_foreach ( a_babel_file_list, add_file_filter, widgets->file );
139 GtkFileFilter *all_filter = gtk_file_filter_new ();
140 gtk_file_filter_add_pattern ( all_filter, "*" );
141 gtk_file_filter_set_name ( all_filter, _("All files") );
142 gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(widgets->file), all_filter );
143 if ( last_file_filter == NULL )
144 /* No previously selected filter or 'All files' selected */
145 gtk_file_chooser_set_filter ( GTK_FILE_CHOOSER(widgets->file), all_filter );
147 /* The file format selector */
148 type_label = gtk_label_new (_("File type:"));
149 #if GTK_CHECK_VERSION (2,24,0)
150 widgets->type = gtk_combo_box_text_new ();
152 widgets->type = gtk_combo_box_new_text ();
154 g_list_foreach (a_babel_file_list, fill_combo_box, widgets->type);
155 gtk_combo_box_set_active (GTK_COMBO_BOX (widgets->type), last_type);
157 /* Packing all these widgets */
158 gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), filename_label, FALSE, FALSE, 5 );
159 gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), widgets->file, FALSE, FALSE, 5 );
160 gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), type_label, FALSE, FALSE, 5 );
161 gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), widgets->type, FALSE, FALSE, 5 );
162 gtk_widget_show_all(dialog);
165 /* See VikDataSourceInterface */
166 static void datasource_file_get_cmd_string ( datasource_file_widgets_t *widgets, gchar **cmd, gchar **input_file, gpointer not_used )
168 /* Retrieve the file selected */
169 gchar *filename = gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(widgets->file) );
171 /* Memorize the directory for later use */
172 g_free (last_folder_uri);
173 last_folder_uri = gtk_file_chooser_get_current_folder_uri ( GTK_FILE_CHOOSER(widgets->file) );
174 last_folder_uri = g_strdup (last_folder_uri);
176 /* Memorize the file filter for later use */
177 GtkFileFilter *filter = gtk_file_chooser_get_filter ( GTK_FILE_CHOOSER(widgets->file) );
178 last_file_filter = g_object_get_data ( G_OBJECT(filter), "Babel" );
180 /* Retrieve and memorize file format selected */
182 last_type = gtk_combo_box_get_active ( GTK_COMBO_BOX (widgets->type) );
183 if ( a_babel_file_list )
184 type = ((BabelFile*)g_list_nth_data (a_babel_file_list, last_type))->name;
186 /* Build the string */
187 *cmd = g_strdup_printf( "-i %s", type);
188 *input_file = g_strdup(filename);
193 g_debug(_("using babel args '%s' and file '%s'"), *cmd, *input_file);
196 /* See VikDataSourceInterface */
197 static void datasource_file_cleanup ( gpointer data )