1 /* Copyright (c) 2006, Nokia Corporation
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * * Neither the name of the Nokia Corporation nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
18 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
21 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 #define _GNU_SOURCE /* So we can use the getline() function, which is a convenient GNU extension. */
33 #include "modest-easysetup-country-combo-box.h"
34 #include <gtk/gtkliststore.h>
35 #include <gtk/gtkcelllayout.h>
36 #include <gtk/gtkcellrenderertext.h>
39 #include <string.h> /* For memcpy() */
41 #include <libintl.h> /* For dgettext(). */
43 /* Include config.h so that _() works: */
48 G_DEFINE_TYPE (EasysetupCountryComboBox, easysetup_country_combo_box, GTK_TYPE_COMBO_BOX);
50 #define COUNTRY_COMBO_BOX_GET_PRIVATE(o) \
51 (G_TYPE_INSTANCE_GET_PRIVATE ((o), EASYSETUP_TYPE_COUNTRY_COMBO_BOX, EasysetupCountryComboBoxPrivate))
53 typedef struct _EasysetupCountryComboBoxPrivate EasysetupCountryComboBoxPrivate;
55 struct _EasysetupCountryComboBoxPrivate
61 easysetup_country_combo_box_get_property (GObject *object, guint property_id,
62 GValue *value, GParamSpec *pspec)
64 switch (property_id) {
66 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
71 easysetup_country_combo_box_set_property (GObject *object, guint property_id,
72 const GValue *value, GParamSpec *pspec)
74 switch (property_id) {
76 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
81 easysetup_country_combo_box_dispose (GObject *object)
83 if (G_OBJECT_CLASS (easysetup_country_combo_box_parent_class)->dispose)
84 G_OBJECT_CLASS (easysetup_country_combo_box_parent_class)->dispose (object);
88 easysetup_country_combo_box_finalize (GObject *object)
90 EasysetupCountryComboBoxPrivate *priv = COUNTRY_COMBO_BOX_GET_PRIVATE (object);
92 g_object_unref (G_OBJECT (priv->model));
94 G_OBJECT_CLASS (easysetup_country_combo_box_parent_class)->finalize (object);
98 easysetup_country_combo_box_class_init (EasysetupCountryComboBoxClass *klass)
100 GObjectClass *object_class = G_OBJECT_CLASS (klass);
102 g_type_class_add_private (klass, sizeof (EasysetupCountryComboBoxPrivate));
104 object_class->get_property = easysetup_country_combo_box_get_property;
105 object_class->set_property = easysetup_country_combo_box_set_property;
106 object_class->dispose = easysetup_country_combo_box_dispose;
107 object_class->finalize = easysetup_country_combo_box_finalize;
115 /** id and country must be freed.
117 static void parse_mcc_mapping_line (const char* line, char** id, char** country)
119 /* Initialize output parameters: */
125 const gboolean is_valid_utf8 = g_utf8_validate (line, -1, NULL);
127 g_warning("UTF8 validation failed.");
131 /* Look at each character, to find the whitespace between the ID and name: */
132 char* result_id = NULL;
133 char* result_country = NULL;
135 const char* p = line;
136 const char* p_start_of_country = NULL;
139 p = g_utf8_next_char(p);
140 gunichar ch = g_utf8_get_char(p);
141 if (g_unichar_isspace(ch)) { /* Note: This checks for any whitespace, not just space. */
143 /* The text before this must be the ID: */
144 const int length = p - line;
145 result_id = g_malloc (length + 1); /* 1 for null-termination. */
146 memcpy(result_id, line, length);
147 result_id[length] = 0; /* Null-termination. */
149 else if(p_start_of_country)
151 /* This whitespace is probably the newline after the country. */
153 /* The text after the whitespace, after the ID, must be the country: */
154 int length = p - p_start_of_country;
155 result_country = g_malloc(length + 1);
156 memcpy(result_country, p_start_of_country, length);
157 result_country[length] = 0; /* Null-termination. */
161 else if(result_id && !p_start_of_country) {
162 p_start_of_country = p;
167 *country = result_country;
170 /** Note that the mcc_mapping file is installed
171 * by the operator-wizard-settings package.
173 static void load_from_file (EasysetupCountryComboBox *self)
175 EasysetupCountryComboBoxPrivate *priv = COUNTRY_COMBO_BOX_GET_PRIVATE (self);
177 /* Load the file one line at a time: */
178 #ifndef MODEST_HILDON_VERSION_0
179 const gchar* filepath = PROVIDER_DATA_DIR "/mcc_mapping";
181 /* this is the official version, in the 'operator-wizard-settings' package */
182 const gchar* filepath = "/usr/share/operator-wizard/mcc_mapping";
183 #endif /*MODEST_HILDON_VERSION_0*/
184 FILE *file = fopen(filepath, "r");
187 const gchar* filepath_hack = HACK_TOP_SRCDIR "src/maemo/easysetup/mcc_mapping";
188 g_warning ("Could not locate the official mcc_mapping countries list file from %s, "
189 "so attempting to load it instead from %s", filepath, filepath_hack);
190 file = fopen(filepath_hack, "r");
194 g_warning("Could not open mcc_mapping file");
198 GtkListStore *liststore = GTK_LIST_STORE (priv->model);
200 /* We use the getline() GNU extension,
201 * because it reads per line, which simplifies our code,
202 * and it doesn't require us to hard-code a buffer length.
206 while (getline (&line, &len, file) > 0) { /* getline will realloc line if necessary. */
207 /* printf ("DBEUG: len=%d, line: %s\n", len, line); */
210 char *country = NULL;
211 parse_mcc_mapping_line (line, &id_str, &country);
212 //printf("DEBUG: parsed: id=%s, country=%s\n", id_str, country);
214 if(id_str && country) {
215 guint id = (guint)g_ascii_strtod(id_str, NULL); /* Note that this parses locale-independent text. */
217 /* Get the translation for the country name:
218 * Note that the osso_countries_1.0 translation domain files are installed
219 * by the operator-wizard-settings package. */
220 /* For post-Bora, there is a separate (meta)package osso-countries-l10n-mr0 */
221 const gchar *name_translated = dgettext ("osso-countries", country);
223 name_translated = country;
225 /* Add the row to the model: */
227 gtk_list_store_append (liststore, &iter);
228 gtk_list_store_set(liststore, &iter, MODEL_COL_ID, id, MODEL_COL_NAME, name_translated, -1);
242 easysetup_country_combo_box_init (EasysetupCountryComboBox *self)
244 EasysetupCountryComboBoxPrivate *priv = COUNTRY_COMBO_BOX_GET_PRIVATE (self);
246 /* Create a tree model for the combo box,
247 * with a string for the name, and an int for the MCC ID.
248 * This must match our MODEL_COLS enum constants.
250 priv->model = GTK_TREE_MODEL (gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_UINT));
252 /* Setup the combo box: */
253 GtkComboBox *combobox = GTK_COMBO_BOX (self);
254 gtk_combo_box_set_model (combobox, priv->model);
257 * The ID model column in not shown in the view. */
258 GtkCellRenderer *renderer = gtk_cell_renderer_text_new ();
259 gtk_cell_layout_pack_start(GTK_CELL_LAYOUT (combobox), renderer, TRUE);
260 gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (combobox), renderer,
261 "text", MODEL_COL_NAME, NULL);
263 /* Fill the model with rows: */
264 load_from_file (self);
267 EasysetupCountryComboBox*
268 easysetup_country_combo_box_new (void)
270 return g_object_new (EASYSETUP_TYPE_COUNTRY_COMBO_BOX, NULL);
274 * Returns the MCC number of the selected country, or 0 if no country was selected.
277 easysetup_country_combo_box_get_active_country_id (EasysetupCountryComboBox *self)
280 const gboolean found = gtk_combo_box_get_active_iter (GTK_COMBO_BOX (self), &active);
282 EasysetupCountryComboBoxPrivate *priv = COUNTRY_COMBO_BOX_GET_PRIVATE (self);
285 gtk_tree_model_get (priv->model, &active, MODEL_COL_ID, &id, -1);
289 return 0; /* Failed. */
293 /* This allows us to pass more than one piece of data to the signal handler,
294 * and get a result: */
297 EasysetupCountryComboBox* self;
303 on_model_foreach_select_id(GtkTreeModel *model,
304 GtkTreePath *path, GtkTreeIter *iter, gpointer user_data)
306 ForEachData *state = (ForEachData*)(user_data);
308 /* Select the item if it has the matching ID: */
310 gtk_tree_model_get (model, iter, MODEL_COL_ID, &id, -1);
311 if(id == state->mcc_id) {
312 gtk_combo_box_set_active_iter (GTK_COMBO_BOX (state->self), iter);
315 return TRUE; /* Stop walking the tree. */
318 return FALSE; /* Keep walking the tree. */
322 * Selects the MCC number of the selected country.
323 * Specify 0 to select no country.
326 easysetup_country_combo_box_set_active_country_id (EasysetupCountryComboBox *self, guint mcc_id)
328 EasysetupCountryComboBoxPrivate *priv = COUNTRY_COMBO_BOX_GET_PRIVATE (self);
330 /* Create a state instance so we can send two items of data to the signal handler: */
331 ForEachData *state = g_new0 (ForEachData, 1);
333 state->mcc_id = mcc_id;
334 state->found = FALSE;
336 /* Look at each item, and select the one with the correct ID: */
337 gtk_tree_model_foreach (priv->model, &on_model_foreach_select_id, state);
339 const gboolean result = state->found;
341 /* Free the state instance: */