Real fix for Coverity 1372362.
[claws.git] / src / prefs_send.c
1 /*
2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 2005-2016 Colin Leroy & The Claws Mail Team
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
17  */
18
19 #ifdef HAVE_CONFIG_H
20 #  include "config.h"
21 #include "claws-features.h"
22 #endif
23
24 #include "defs.h"
25
26 #include <stdio.h>
27 #include <stdlib.h>
28
29 #include <glib.h>
30 #include <glib/gi18n.h>
31 #include <gtk/gtk.h>
32 #include <gdk/gdkkeysyms.h>
33
34 #include "prefs_common.h"
35 #include "prefs_gtk.h"
36 #include "gtk/menu.h"
37
38 #include "gtk/gtkutils.h"
39 #include "gtk/prefswindow.h"
40 #include "gtk/combobox.h"
41
42 #include "manage_window.h"
43
44 typedef struct _SendPage
45 {
46         PrefsPage page;
47
48         GtkWidget *window;
49
50         GtkWidget *checkbtn_savemsg;
51         GtkWidget *checkbtn_confirm_send_queued_messages;
52         GtkWidget *checkbtn_never_send_retrcpt;
53         GtkWidget *checkbtn_senddialog;
54         GtkWidget *checkbtn_warn_empty_subj;
55         GtkWidget *combobox_charset;
56         GtkWidget *combobox_encoding_method;
57 } SendPage;
58
59 static gchar * prefs_common_charset_set_data_from_optmenu(GtkWidget *widget)
60 {
61         GtkTreeModel *model;
62         GtkTreeIter iter;
63         gchar *data = NULL;
64
65         cm_return_val_if_fail(widget != NULL, NULL);
66
67         cm_return_val_if_fail(gtk_combo_box_get_active_iter(
68                                 GTK_COMBO_BOX(widget), &iter), NULL);
69
70         model = gtk_combo_box_get_model(GTK_COMBO_BOX(widget));
71
72         gtk_tree_model_get(model, &iter, COMBOBOX_DATA, &data, -1);
73
74         return data;
75 }
76
77 typedef struct _combobox_sel_by_data_ctx {
78         GtkComboBox *combobox;
79         gchar *data;
80 } ComboboxSelCtx;
81
82 static gboolean _select_by_data_func(GtkTreeModel *model, GtkTreePath *path,
83                 GtkTreeIter *iter, ComboboxSelCtx *ctx)
84 {
85         GtkComboBox *combobox = ctx->combobox;
86         gchar *data = ctx->data;
87         gchar *curdata; 
88
89         gtk_tree_model_get(GTK_TREE_MODEL(model), iter, COMBOBOX_DATA, &curdata, -1);
90         if ( data != NULL && curdata != NULL && !strcmp(data, curdata) ) {
91                 gtk_combo_box_set_active_iter(combobox, iter);
92                 return TRUE;
93         }
94
95         return FALSE;
96 }
97
98 static void prefs_common_charset_set_optmenu(GtkWidget *widget, gchar *data)
99 {
100         GtkComboBox *combobox = GTK_COMBO_BOX(widget);
101         GtkTreeModel *model;
102         ComboboxSelCtx *ctx = NULL;
103         cm_return_if_fail(combobox != NULL);
104
105         model = gtk_combo_box_get_model(combobox);
106
107         ctx = g_new(ComboboxSelCtx,
108                         sizeof(ComboboxSelCtx));
109         ctx->combobox = combobox;
110         ctx->data = data;
111
112         gtk_tree_model_foreach(model, (GtkTreeModelForeachFunc)_select_by_data_func, ctx);
113         g_free(ctx);
114 }
115
116 static gboolean _combobox_separator_func(GtkTreeModel *model,
117                 GtkTreeIter *iter, gpointer data)
118 {
119         gchar *txt = NULL;
120
121         cm_return_val_if_fail(model != NULL, FALSE);
122
123         gtk_tree_model_get(model, iter, COMBOBOX_TEXT, &txt, -1);
124
125         if( txt == NULL )
126                 return TRUE;
127         return FALSE;
128 }
129
130 static void prefs_send_create_widget(PrefsPage *_page, GtkWindow *window, 
131                                   gpointer data)
132 {
133         SendPage *prefs_send = (SendPage *) _page;
134         GtkWidget *frame;
135         GtkWidget *vbox1, *vbox2;
136         GtkWidget *checkbtn_savemsg;
137         GtkWidget *label_outcharset;
138         GtkWidget *combobox_charset;
139         GtkListStore *optmenu;
140         GtkTreeIter iter;
141         GtkCellRenderer *rend;
142         GtkWidget *combobox_encoding;
143         GtkWidget *label_encoding;
144         GtkWidget *checkbtn_senddialog;
145         GtkWidget *checkbtn_confirm_send_queued_messages;
146         GtkWidget *checkbtn_never_send_retrcpt;
147         GtkWidget *checkbtn_warn_empty_subj;
148         GtkWidget *table;
149
150         vbox1 = gtk_vbox_new (FALSE, VSPACING);
151         gtk_widget_show (vbox1);
152         gtk_container_set_border_width (GTK_CONTAINER (vbox1), VBOX_BORDER);
153
154         /* messages frame */
155         vbox2 = gtk_vbox_new (FALSE, 0);
156         gtk_widget_show (vbox2);
157
158         PACK_CHECK_BUTTON(vbox2, checkbtn_savemsg,
159                         _("Save sent messages"));
160
161         PACK_CHECK_BUTTON(vbox2, checkbtn_never_send_retrcpt,
162                         _("Never send Return Receipts"));
163
164         /* encoding table */
165         table = gtk_table_new(2, 2, FALSE);
166         gtk_widget_show(table);
167         gtk_container_add (GTK_CONTAINER (vbox2), table);
168         gtk_table_set_row_spacings(GTK_TABLE(table), 4);
169         gtk_table_set_col_spacings(GTK_TABLE(table), 8);
170
171         PACK_FRAME (vbox1, frame, _("Messages"))
172         gtk_container_set_border_width(GTK_CONTAINER(vbox2), 8);
173         gtk_container_add(GTK_CONTAINER(frame), vbox2);
174
175         /* interface frame */
176         vbox2 = gtk_vbox_new (FALSE, 0);
177         gtk_widget_show (vbox2);
178
179         PACK_CHECK_BUTTON(vbox2, checkbtn_confirm_send_queued_messages,
180                         _("Confirm before sending queued messages"));
181
182         PACK_CHECK_BUTTON(vbox2, checkbtn_senddialog,
183                         _("Show send dialog"));
184
185         PACK_CHECK_BUTTON(vbox2, checkbtn_warn_empty_subj,
186                         _("Warn when Subject is empty"));
187
188         PACK_FRAME (vbox1, frame, _("Interface"))
189         gtk_container_set_border_width(GTK_CONTAINER(vbox2), 8);
190         gtk_container_add(GTK_CONTAINER(frame), vbox2);
191
192         /* populate table within encoding sub-frame */
193         label_outcharset = gtk_label_new (_("Outgoing encoding"));
194         gtk_widget_show (label_outcharset);
195         gtk_table_attach(GTK_TABLE(table), label_outcharset, 0, 1, 1, 2,
196                         (GtkAttachOptions) (GTK_FILL),
197                         (GtkAttachOptions) (0), 0, 0);
198         gtk_label_set_justify(GTK_LABEL(label_outcharset), GTK_JUSTIFY_RIGHT);
199         gtk_misc_set_alignment(GTK_MISC(label_outcharset), 1, 0.5);
200
201         optmenu = gtk_list_store_new(2,
202                         G_TYPE_STRING,          /* Menu label */
203                         G_TYPE_STRING);         /* Actual charset data string */
204
205         combobox_charset = gtk_combo_box_new_with_model(
206                         GTK_TREE_MODEL(optmenu));
207         rend = gtk_cell_renderer_text_new();
208         gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combobox_charset), rend, TRUE);
209         gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combobox_charset), rend,
210                         "text", COMBOBOX_TEXT,
211                         NULL);
212
213         gtk_combo_box_set_row_separator_func(GTK_COMBO_BOX(combobox_charset),
214                         (GtkTreeViewRowSeparatorFunc)_combobox_separator_func, NULL, NULL);
215
216         gtk_widget_show (combobox_charset);
217         CLAWS_SET_TIP(combobox_charset,
218                              _("If 'Automatic' is selected, the optimal encoding"
219                                " for the current locale will be used"));
220         gtk_table_attach(GTK_TABLE(table), combobox_charset, 1, 2, 1, 2,
221                         (GtkAttachOptions) (GTK_FILL),
222                         (GtkAttachOptions) (0), 0, 0);
223
224 #define SET_MENUITEM(str, data) \
225 { \
226         gtk_list_store_append(optmenu, &iter); \
227         gtk_list_store_set(optmenu, &iter, \
228                         COMBOBOX_TEXT, str, \
229                         COMBOBOX_DATA, data, \
230                         -1); \
231 }
232
233         SET_MENUITEM(_("Automatic"),                     CS_AUTO);
234         SET_MENUITEM(NULL, NULL);
235         SET_MENUITEM(_("7bit ASCII (US-ASCII)"),         CS_US_ASCII);
236         SET_MENUITEM(_("Unicode (UTF-8)"),               CS_UTF_8);
237         SET_MENUITEM(NULL, NULL);
238         SET_MENUITEM(_("Western European (ISO-8859-1)"),  CS_ISO_8859_1);
239         SET_MENUITEM(_("Western European (ISO-8859-15)"), CS_ISO_8859_15);
240         SET_MENUITEM(NULL, NULL);
241         SET_MENUITEM(_("Central European (ISO-8859-2)"), CS_ISO_8859_2);
242         SET_MENUITEM(NULL, NULL);
243         SET_MENUITEM(_("Baltic (ISO-8859-13)"),          CS_ISO_8859_13);
244         SET_MENUITEM(_("Baltic (ISO-8859-4)"),           CS_ISO_8859_4);
245         SET_MENUITEM(NULL, NULL);
246         SET_MENUITEM(_("Greek (ISO-8859-7)"),            CS_ISO_8859_7);
247         SET_MENUITEM(NULL, NULL);
248         SET_MENUITEM(_("Hebrew (ISO-8859-8)"),           CS_ISO_8859_8);
249         SET_MENUITEM(_("Hebrew (Windows-1255)"),         CS_WINDOWS_1255);
250         SET_MENUITEM(NULL, NULL);
251         SET_MENUITEM(_("Arabic (ISO-8859-6)"),           CS_ISO_8859_6);
252         SET_MENUITEM(_("Arabic (Windows-1256)"),         CS_WINDOWS_1256);
253         SET_MENUITEM(NULL, NULL);
254         SET_MENUITEM(_("Turkish (ISO-8859-9)"),          CS_ISO_8859_9);
255         SET_MENUITEM(NULL, NULL);
256         SET_MENUITEM(_("Cyrillic (ISO-8859-5)"),         CS_ISO_8859_5);
257         SET_MENUITEM(_("Cyrillic (KOI8-R)"),             CS_KOI8_R);
258         SET_MENUITEM(_("Cyrillic (X-MAC-CYRILLIC)"),             CS_MACCYR);
259         SET_MENUITEM(_("Cyrillic (KOI8-U)"),             CS_KOI8_U);
260         SET_MENUITEM(_("Cyrillic (Windows-1251)"),       CS_WINDOWS_1251);
261         SET_MENUITEM(NULL, NULL);
262         SET_MENUITEM(_("Japanese (ISO-2022-JP)"),        CS_ISO_2022_JP);
263 #if 0
264         SET_MENUITEM(_("Japanese (EUC-JP)"),             CS_EUC_JP);
265         SET_MENUITEM(_("Japanese (Shift_JIS)"),          CS_SHIFT_JIS);
266 #endif /* 0 */
267         SET_MENUITEM(NULL, NULL);
268         SET_MENUITEM(_("Simplified Chinese (GB18030)"),  CS_GB18030);
269         SET_MENUITEM(_("Simplified Chinese (GB2312)"),   CS_GB2312);
270         SET_MENUITEM(_("Simplified Chinese (GBK)"),      CS_GBK);
271         SET_MENUITEM(_("Traditional Chinese (Big5)"),    CS_BIG5);
272 #if 0
273         SET_MENUITEM(_("Traditional Chinese (EUC-TW)"),  CS_EUC_TW);
274         SET_MENUITEM(_("Chinese (ISO-2022-CN)"),         CS_ISO_2022_CN);
275 #endif /* 0 */
276         SET_MENUITEM(NULL, NULL);
277         SET_MENUITEM(_("Korean (EUC-KR)"),               CS_EUC_KR);
278         SET_MENUITEM(NULL, NULL);
279         SET_MENUITEM(_("Thai (TIS-620)"),                CS_TIS_620);
280         SET_MENUITEM(_("Thai (Windows-874)"),            CS_WINDOWS_874);
281
282 #undef SET_MENUITEM
283
284         label_encoding = gtk_label_new (_("Transfer encoding"));
285         gtk_widget_show (label_encoding);
286         gtk_table_attach(GTK_TABLE(table), label_encoding, 0, 1, 2, 3,
287                         (GtkAttachOptions) (GTK_FILL),
288                         (GtkAttachOptions) (0), 0, 0);
289         gtk_label_set_justify(GTK_LABEL(label_encoding), GTK_JUSTIFY_RIGHT);
290         gtk_misc_set_alignment(GTK_MISC(label_encoding), 1, 0.5);
291
292         combobox_encoding = gtkut_sc_combobox_create(NULL, FALSE);
293         gtk_widget_show (combobox_encoding);
294         CLAWS_SET_TIP(combobox_encoding,
295                              _("Specify Content-Transfer-Encoding used when"
296                                " message body contains non-ASCII characters"));
297         gtk_table_attach(GTK_TABLE(table), combobox_encoding, 1, 2, 2, 3,
298                         (GtkAttachOptions) (GTK_FILL),
299                         (GtkAttachOptions) (0), 0, 0);
300
301         optmenu = GTK_LIST_STORE(gtk_combo_box_get_model(
302                                 GTK_COMBO_BOX(combobox_encoding)));
303
304         COMBOBOX_ADD(optmenu, _("Automatic"),    CTE_AUTO);
305         COMBOBOX_ADD(optmenu, NULL, 0);
306         COMBOBOX_ADD(optmenu, "base64",          CTE_BASE64);
307         COMBOBOX_ADD(optmenu, "quoted-printable", CTE_QUOTED_PRINTABLE);
308         COMBOBOX_ADD(optmenu, "8bit",            CTE_8BIT);
309
310         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbtn_savemsg),
311                 prefs_common.savemsg);
312         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbtn_confirm_send_queued_messages),
313                 prefs_common.confirm_send_queued_messages);
314         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbtn_never_send_retrcpt),
315                 prefs_common.never_send_retrcpt);
316         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbtn_senddialog),
317                 !prefs_common.send_dialog_invisible);
318         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(checkbtn_warn_empty_subj),
319                 prefs_common.warn_empty_subj);
320         prefs_common_charset_set_optmenu(combobox_charset, 
321                 prefs_common.outgoing_charset);
322         combobox_select_by_data(GTK_COMBO_BOX(combobox_encoding),
323                 prefs_common.encoding_method);
324
325         prefs_send->window = GTK_WIDGET(window);
326
327         prefs_send->checkbtn_savemsg = checkbtn_savemsg;
328         prefs_send->checkbtn_confirm_send_queued_messages = checkbtn_confirm_send_queued_messages;
329         prefs_send->checkbtn_never_send_retrcpt = checkbtn_never_send_retrcpt;
330         prefs_send->checkbtn_senddialog = checkbtn_senddialog;
331         prefs_send->checkbtn_warn_empty_subj = checkbtn_warn_empty_subj;
332         prefs_send->combobox_charset = combobox_charset;
333         prefs_send->combobox_encoding_method = combobox_encoding;
334
335         prefs_send->page.widget = vbox1;
336 }
337
338 static void prefs_send_save(PrefsPage *_page)
339 {
340         SendPage *page = (SendPage *) _page;
341
342         prefs_common.savemsg = gtk_toggle_button_get_active(
343                 GTK_TOGGLE_BUTTON(page->checkbtn_savemsg));
344         prefs_common.confirm_send_queued_messages = gtk_toggle_button_get_active(
345                 GTK_TOGGLE_BUTTON(page->checkbtn_confirm_send_queued_messages));
346         prefs_common.never_send_retrcpt = gtk_toggle_button_get_active(
347                 GTK_TOGGLE_BUTTON(page->checkbtn_never_send_retrcpt));
348         prefs_common.send_dialog_invisible = !gtk_toggle_button_get_active(
349                 GTK_TOGGLE_BUTTON(page->checkbtn_senddialog));
350         prefs_common.warn_empty_subj = gtk_toggle_button_get_active(
351                 GTK_TOGGLE_BUTTON(page->checkbtn_warn_empty_subj));
352
353         g_free(prefs_common.outgoing_charset);
354         prefs_common.outgoing_charset = prefs_common_charset_set_data_from_optmenu(
355                 page->combobox_charset);
356         prefs_common.encoding_method =
357                 combobox_get_active_data(GTK_COMBO_BOX(page->combobox_encoding_method));
358 }
359
360 static void prefs_send_destroy_widget(PrefsPage *_page)
361 {
362 }
363
364 SendPage *prefs_send;
365
366 void prefs_send_init(void)
367 {
368         SendPage *page;
369         static gchar *path[3];
370
371         path[0] = _("Mail Handling");
372         path[1] = _("Sending");
373         path[2] = NULL;
374
375         page = g_new0(SendPage, 1);
376         page->page.path = path;
377         page->page.create_widget = prefs_send_create_widget;
378         page->page.destroy_widget = prefs_send_destroy_widget;
379         page->page.save_page = prefs_send_save;
380         page->page.weight = 195.0;
381         prefs_gtk_register_page((PrefsPage *) page);
382         prefs_send = page;
383 }
384
385 void prefs_send_done(void)
386 {
387         prefs_gtk_unregister_page((PrefsPage *) prefs_send);
388         g_free(prefs_send);
389 }