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[sgt/putty] / unix / gtkdlg.c
1 /*
2 * gtkdlg.c - GTK implementation of the PuTTY configuration box.
3 */
4
5 /*
6 * TODO when porting to GTK 2.0:
7 *
8 * - GtkTree is apparently deprecated and we should switch to
9 * GtkTreeView instead.
10 * - GtkLabel has a built-in mnemonic scheme, so we should at
11 * least consider switching to that from the current adhockery.
12 */
13
14 #include <assert.h>
15 #include <stdarg.h>
16 #include <ctype.h>
17 #include <time.h>
18 #include <gtk/gtk.h>
19 #include <gdk/gdkkeysyms.h>
20 #include <gdk/gdkx.h>
21 #include <X11/Xlib.h>
22 #include <X11/Xutil.h>
23
24 #include "gtkcols.h"
25 #include "gtkpanel.h"
26
27 #ifdef TESTMODE
28 #define PUTTY_DO_GLOBALS /* actually _define_ globals */
29 #endif
30
31 #include "putty.h"
32 #include "storage.h"
33 #include "dialog.h"
34 #include "tree234.h"
35
36 struct Shortcut {
37 GtkWidget *widget;
38 struct uctrl *uc;
39 int action;
40 };
41
42 struct Shortcuts {
43 struct Shortcut sc[128];
44 };
45
46 struct uctrl {
47 union control *ctrl;
48 GtkWidget *toplevel;
49 void *privdata;
50 int privdata_needs_free;
51 GtkWidget **buttons; int nbuttons; /* for radio buttons */
52 GtkWidget *entry; /* for editbox, combobox, filesel, fontsel */
53 GtkWidget *button; /* for filesel, fontsel */
54 GtkWidget *list; /* for combobox, listbox */
55 GtkWidget *menu; /* for optionmenu (==droplist) */
56 GtkWidget *optmenu; /* also for optionmenu */
57 GtkWidget *text; /* for text */
58 GtkAdjustment *adj; /* for the scrollbar in a list box */
59 guint textsig;
60 };
61
62 struct dlgparam {
63 tree234 *byctrl, *bywidget;
64 void *data;
65 struct { unsigned char r, g, b, ok; } coloursel_result; /* 0-255 */
66 /* `flags' are set to indicate when a GTK signal handler is being called
67 * due to automatic processing and should not flag a user event. */
68 int flags;
69 struct Shortcuts *shortcuts;
70 GtkWidget *window, *cancelbutton, *currtreeitem, **treeitems;
71 union control *currfocus, *lastfocus;
72 int ntreeitems;
73 int retval;
74 };
75 #define FLAG_UPDATING_COMBO_LIST 1
76
77 enum { /* values for Shortcut.action */
78 SHORTCUT_EMPTY, /* no shortcut on this key */
79 SHORTCUT_TREE, /* focus a tree item */
80 SHORTCUT_FOCUS, /* focus the supplied widget */
81 SHORTCUT_UCTRL, /* do something sane with uctrl */
82 SHORTCUT_UCTRL_UP, /* uctrl is a draglist, move Up */
83 SHORTCUT_UCTRL_DOWN, /* uctrl is a draglist, move Down */
84 };
85
86 /*
87 * Forward references.
88 */
89 static gboolean widget_focus(GtkWidget *widget, GdkEventFocus *event,
90 gpointer data);
91 static void shortcut_add(struct Shortcuts *scs, GtkWidget *labelw,
92 int chr, int action, void *ptr);
93 static int listitem_single_key(GtkWidget *item, GdkEventKey *event,
94 gpointer data);
95 static int listitem_multi_key(GtkWidget *item, GdkEventKey *event,
96 gpointer data);
97 static int listitem_button(GtkWidget *item, GdkEventButton *event,
98 gpointer data);
99 static void menuitem_activate(GtkMenuItem *item, gpointer data);
100 static void coloursel_ok(GtkButton *button, gpointer data);
101 static void coloursel_cancel(GtkButton *button, gpointer data);
102 static void window_destroy(GtkWidget *widget, gpointer data);
103
104 static int uctrl_cmp_byctrl(void *av, void *bv)
105 {
106 struct uctrl *a = (struct uctrl *)av;
107 struct uctrl *b = (struct uctrl *)bv;
108 if (a->ctrl < b->ctrl)
109 return -1;
110 else if (a->ctrl > b->ctrl)
111 return +1;
112 return 0;
113 }
114
115 static int uctrl_cmp_byctrl_find(void *av, void *bv)
116 {
117 union control *a = (union control *)av;
118 struct uctrl *b = (struct uctrl *)bv;
119 if (a < b->ctrl)
120 return -1;
121 else if (a > b->ctrl)
122 return +1;
123 return 0;
124 }
125
126 static int uctrl_cmp_bywidget(void *av, void *bv)
127 {
128 struct uctrl *a = (struct uctrl *)av;
129 struct uctrl *b = (struct uctrl *)bv;
130 if (a->toplevel < b->toplevel)
131 return -1;
132 else if (a->toplevel > b->toplevel)
133 return +1;
134 return 0;
135 }
136
137 static int uctrl_cmp_bywidget_find(void *av, void *bv)
138 {
139 GtkWidget *a = (GtkWidget *)av;
140 struct uctrl *b = (struct uctrl *)bv;
141 if (a < b->toplevel)
142 return -1;
143 else if (a > b->toplevel)
144 return +1;
145 return 0;
146 }
147
148 static void dlg_init(struct dlgparam *dp)
149 {
150 dp->byctrl = newtree234(uctrl_cmp_byctrl);
151 dp->bywidget = newtree234(uctrl_cmp_bywidget);
152 dp->coloursel_result.ok = FALSE;
153 dp->treeitems = NULL;
154 dp->window = dp->cancelbutton = dp->currtreeitem = NULL;
155 dp->flags = 0;
156 dp->currfocus = NULL;
157 }
158
159 static void dlg_cleanup(struct dlgparam *dp)
160 {
161 struct uctrl *uc;
162
163 freetree234(dp->byctrl); /* doesn't free the uctrls inside */
164 dp->byctrl = NULL;
165 while ( (uc = index234(dp->bywidget, 0)) != NULL) {
166 del234(dp->bywidget, uc);
167 if (uc->privdata_needs_free)
168 sfree(uc->privdata);
169 sfree(uc->buttons);
170 sfree(uc);
171 }
172 freetree234(dp->bywidget);
173 dp->bywidget = NULL;
174 sfree(dp->treeitems);
175 }
176
177 static void dlg_add_uctrl(struct dlgparam *dp, struct uctrl *uc)
178 {
179 add234(dp->byctrl, uc);
180 add234(dp->bywidget, uc);
181 }
182
183 static struct uctrl *dlg_find_byctrl(struct dlgparam *dp, union control *ctrl)
184 {
185 if (!dp->byctrl)
186 return NULL;
187 return find234(dp->byctrl, ctrl, uctrl_cmp_byctrl_find);
188 }
189
190 static struct uctrl *dlg_find_bywidget(struct dlgparam *dp, GtkWidget *w)
191 {
192 struct uctrl *ret = NULL;
193 if (!dp->bywidget)
194 return NULL;
195 do {
196 ret = find234(dp->bywidget, w, uctrl_cmp_bywidget_find);
197 if (ret)
198 return ret;
199 w = w->parent;
200 } while (w);
201 return ret;
202 }
203
204 void *dlg_get_privdata(union control *ctrl, void *dlg)
205 {
206 struct dlgparam *dp = (struct dlgparam *)dlg;
207 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
208 return uc->privdata;
209 }
210
211 void dlg_set_privdata(union control *ctrl, void *dlg, void *ptr)
212 {
213 struct dlgparam *dp = (struct dlgparam *)dlg;
214 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
215 uc->privdata = ptr;
216 uc->privdata_needs_free = FALSE;
217 }
218
219 void *dlg_alloc_privdata(union control *ctrl, void *dlg, size_t size)
220 {
221 struct dlgparam *dp = (struct dlgparam *)dlg;
222 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
223 /*
224 * This is an internal allocation routine, so it's allowed to
225 * use smalloc directly.
226 */
227 uc->privdata = smalloc(size);
228 uc->privdata_needs_free = FALSE;
229 return uc->privdata;
230 }
231
232 union control *dlg_last_focused(union control *ctrl, void *dlg)
233 {
234 struct dlgparam *dp = (struct dlgparam *)dlg;
235 if (dp->currfocus != ctrl)
236 return dp->currfocus;
237 else
238 return dp->lastfocus;
239 }
240
241 void dlg_radiobutton_set(union control *ctrl, void *dlg, int which)
242 {
243 struct dlgparam *dp = (struct dlgparam *)dlg;
244 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
245 assert(uc->ctrl->generic.type == CTRL_RADIO);
246 assert(uc->buttons != NULL);
247 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(uc->buttons[which]), TRUE);
248 }
249
250 int dlg_radiobutton_get(union control *ctrl, void *dlg)
251 {
252 struct dlgparam *dp = (struct dlgparam *)dlg;
253 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
254 int i;
255
256 assert(uc->ctrl->generic.type == CTRL_RADIO);
257 assert(uc->buttons != NULL);
258 for (i = 0; i < uc->nbuttons; i++)
259 if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(uc->buttons[i])))
260 return i;
261 return 0; /* got to return something */
262 }
263
264 void dlg_checkbox_set(union control *ctrl, void *dlg, int checked)
265 {
266 struct dlgparam *dp = (struct dlgparam *)dlg;
267 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
268 assert(uc->ctrl->generic.type == CTRL_CHECKBOX);
269 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(uc->toplevel), checked);
270 }
271
272 int dlg_checkbox_get(union control *ctrl, void *dlg)
273 {
274 struct dlgparam *dp = (struct dlgparam *)dlg;
275 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
276 assert(uc->ctrl->generic.type == CTRL_CHECKBOX);
277 return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(uc->toplevel));
278 }
279
280 void dlg_editbox_set(union control *ctrl, void *dlg, char const *text)
281 {
282 struct dlgparam *dp = (struct dlgparam *)dlg;
283 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
284 assert(uc->ctrl->generic.type == CTRL_EDITBOX);
285 assert(uc->entry != NULL);
286 gtk_entry_set_text(GTK_ENTRY(uc->entry), text);
287 }
288
289 void dlg_editbox_get(union control *ctrl, void *dlg, char *buffer, int length)
290 {
291 struct dlgparam *dp = (struct dlgparam *)dlg;
292 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
293 assert(uc->ctrl->generic.type == CTRL_EDITBOX);
294 assert(uc->entry != NULL);
295 strncpy(buffer, gtk_entry_get_text(GTK_ENTRY(uc->entry)),
296 length);
297 buffer[length-1] = '\0';
298 }
299
300 static void container_remove_and_destroy(GtkWidget *w, gpointer data)
301 {
302 GtkContainer *cont = GTK_CONTAINER(data);
303 /* gtk_container_remove will unref the widget for us; we need not. */
304 gtk_container_remove(cont, w);
305 }
306
307 /* The `listbox' functions can also apply to combo boxes. */
308 void dlg_listbox_clear(union control *ctrl, void *dlg)
309 {
310 struct dlgparam *dp = (struct dlgparam *)dlg;
311 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
312
313 assert(uc->ctrl->generic.type == CTRL_EDITBOX ||
314 uc->ctrl->generic.type == CTRL_LISTBOX);
315 assert(uc->menu != NULL || uc->list != NULL);
316
317 if (uc->menu) {
318 gtk_container_foreach(GTK_CONTAINER(uc->menu),
319 container_remove_and_destroy,
320 GTK_CONTAINER(uc->menu));
321 } else {
322 gtk_list_clear_items(GTK_LIST(uc->list), 0, -1);
323 }
324 }
325
326 void dlg_listbox_del(union control *ctrl, void *dlg, int index)
327 {
328 struct dlgparam *dp = (struct dlgparam *)dlg;
329 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
330
331 assert(uc->ctrl->generic.type == CTRL_EDITBOX ||
332 uc->ctrl->generic.type == CTRL_LISTBOX);
333 assert(uc->menu != NULL || uc->list != NULL);
334
335 if (uc->menu) {
336 gtk_container_remove
337 (GTK_CONTAINER(uc->menu),
338 g_list_nth_data(GTK_MENU_SHELL(uc->menu)->children, index));
339 } else {
340 gtk_list_clear_items(GTK_LIST(uc->list), index, index+1);
341 }
342 }
343
344 void dlg_listbox_add(union control *ctrl, void *dlg, char const *text)
345 {
346 dlg_listbox_addwithid(ctrl, dlg, text, 0);
347 }
348
349 /*
350 * Each listbox entry may have a numeric id associated with it.
351 * Note that some front ends only permit a string to be stored at
352 * each position, which means that _if_ you put two identical
353 * strings in any listbox then you MUST not assign them different
354 * IDs and expect to get meaningful results back.
355 */
356 void dlg_listbox_addwithid(union control *ctrl, void *dlg,
357 char const *text, int id)
358 {
359 struct dlgparam *dp = (struct dlgparam *)dlg;
360 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
361
362 assert(uc->ctrl->generic.type == CTRL_EDITBOX ||
363 uc->ctrl->generic.type == CTRL_LISTBOX);
364 assert(uc->menu != NULL || uc->list != NULL);
365
366 dp->flags |= FLAG_UPDATING_COMBO_LIST;
367
368 if (uc->menu) {
369 /*
370 * List item in a drop-down (but non-combo) list. Tabs are
371 * ignored; we just provide a standard menu item with the
372 * text.
373 */
374 GtkWidget *menuitem = gtk_menu_item_new_with_label(text);
375
376 gtk_container_add(GTK_CONTAINER(uc->menu), menuitem);
377 gtk_widget_show(menuitem);
378
379 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
380 GINT_TO_POINTER(id));
381 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
382 GTK_SIGNAL_FUNC(menuitem_activate), dp);
383 } else if (!uc->entry) {
384 /*
385 * List item in a non-combo-box list box. We make all of
386 * these Columns containing GtkLabels. This allows us to do
387 * the nasty force_left hack irrespective of whether there
388 * are tabs in the thing.
389 */
390 GtkWidget *listitem = gtk_list_item_new();
391 GtkWidget *cols = columns_new(10);
392 gint *percents;
393 int i, ncols;
394
395 /* Count the tabs in the text, and hence determine # of columns. */
396 ncols = 1;
397 for (i = 0; text[i]; i++)
398 if (text[i] == '\t')
399 ncols++;
400
401 assert(ncols <=
402 (uc->ctrl->listbox.ncols ? uc->ctrl->listbox.ncols : 1));
403 percents = snewn(ncols, gint);
404 percents[ncols-1] = 100;
405 for (i = 0; i < ncols-1; i++) {
406 percents[i] = uc->ctrl->listbox.percentages[i];
407 percents[ncols-1] -= percents[i];
408 }
409 columns_set_cols(COLUMNS(cols), ncols, percents);
410 sfree(percents);
411
412 for (i = 0; i < ncols; i++) {
413 int len = strcspn(text, "\t");
414 char *dup = dupprintf("%.*s", len, text);
415 GtkWidget *label;
416
417 text += len;
418 if (*text) text++;
419 label = gtk_label_new(dup);
420 sfree(dup);
421
422 columns_add(COLUMNS(cols), label, i, 1);
423 columns_force_left_align(COLUMNS(cols), label);
424 gtk_widget_show(label);
425 }
426 gtk_container_add(GTK_CONTAINER(listitem), cols);
427 gtk_widget_show(cols);
428 gtk_container_add(GTK_CONTAINER(uc->list), listitem);
429 gtk_widget_show(listitem);
430
431 if (ctrl->listbox.multisel) {
432 gtk_signal_connect(GTK_OBJECT(listitem), "key_press_event",
433 GTK_SIGNAL_FUNC(listitem_multi_key), uc->adj);
434 } else {
435 gtk_signal_connect(GTK_OBJECT(listitem), "key_press_event",
436 GTK_SIGNAL_FUNC(listitem_single_key), uc->adj);
437 }
438 gtk_signal_connect(GTK_OBJECT(listitem), "focus_in_event",
439 GTK_SIGNAL_FUNC(widget_focus), dp);
440 gtk_signal_connect(GTK_OBJECT(listitem), "button_press_event",
441 GTK_SIGNAL_FUNC(listitem_button), dp);
442 gtk_object_set_data(GTK_OBJECT(listitem), "user-data",
443 GINT_TO_POINTER(id));
444 } else {
445 /*
446 * List item in a combo-box list, which means the sensible
447 * thing to do is make it a perfectly normal label. Hence
448 * tabs are disregarded.
449 */
450 GtkWidget *listitem = gtk_list_item_new_with_label(text);
451
452 gtk_container_add(GTK_CONTAINER(uc->list), listitem);
453 gtk_widget_show(listitem);
454
455 gtk_object_set_data(GTK_OBJECT(listitem), "user-data",
456 GINT_TO_POINTER(id));
457 }
458
459 dp->flags &= ~FLAG_UPDATING_COMBO_LIST;
460 }
461
462 int dlg_listbox_getid(union control *ctrl, void *dlg, int index)
463 {
464 struct dlgparam *dp = (struct dlgparam *)dlg;
465 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
466 GList *children;
467 GtkObject *item;
468
469 assert(uc->ctrl->generic.type == CTRL_EDITBOX ||
470 uc->ctrl->generic.type == CTRL_LISTBOX);
471 assert(uc->menu != NULL || uc->list != NULL);
472
473 children = gtk_container_children(GTK_CONTAINER(uc->menu ? uc->menu :
474 uc->list));
475 item = GTK_OBJECT(g_list_nth_data(children, index));
476 g_list_free(children);
477
478 return GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item), "user-data"));
479 }
480
481 /* dlg_listbox_index returns <0 if no single element is selected. */
482 int dlg_listbox_index(union control *ctrl, void *dlg)
483 {
484 struct dlgparam *dp = (struct dlgparam *)dlg;
485 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
486 GList *children;
487 GtkWidget *item, *activeitem;
488 int i;
489 int selected = -1;
490
491 assert(uc->ctrl->generic.type == CTRL_EDITBOX ||
492 uc->ctrl->generic.type == CTRL_LISTBOX);
493 assert(uc->menu != NULL || uc->list != NULL);
494
495 if (uc->menu)
496 activeitem = gtk_menu_get_active(GTK_MENU(uc->menu));
497 else
498 activeitem = NULL; /* unnecessarily placate gcc */
499
500 children = gtk_container_children(GTK_CONTAINER(uc->menu ? uc->menu :
501 uc->list));
502 for (i = 0; children!=NULL && (item = GTK_WIDGET(children->data))!=NULL;
503 i++, children = children->next) {
504 if (uc->menu ? activeitem == item :
505 GTK_WIDGET_STATE(item) == GTK_STATE_SELECTED) {
506 if (selected == -1)
507 selected = i;
508 else
509 selected = -2;
510 }
511 }
512 g_list_free(children);
513 return selected < 0 ? -1 : selected;
514 }
515
516 int dlg_listbox_issel(union control *ctrl, void *dlg, int index)
517 {
518 struct dlgparam *dp = (struct dlgparam *)dlg;
519 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
520 GList *children;
521 GtkWidget *item, *activeitem;
522
523 assert(uc->ctrl->generic.type == CTRL_EDITBOX ||
524 uc->ctrl->generic.type == CTRL_LISTBOX);
525 assert(uc->menu != NULL || uc->list != NULL);
526
527 children = gtk_container_children(GTK_CONTAINER(uc->menu ? uc->menu :
528 uc->list));
529 item = GTK_WIDGET(g_list_nth_data(children, index));
530 g_list_free(children);
531
532 if (uc->menu) {
533 activeitem = gtk_menu_get_active(GTK_MENU(uc->menu));
534 return item == activeitem;
535 } else {
536 return GTK_WIDGET_STATE(item) == GTK_STATE_SELECTED;
537 }
538 }
539
540 void dlg_listbox_select(union control *ctrl, void *dlg, int index)
541 {
542 struct dlgparam *dp = (struct dlgparam *)dlg;
543 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
544
545 assert(uc->ctrl->generic.type == CTRL_EDITBOX ||
546 uc->ctrl->generic.type == CTRL_LISTBOX);
547 assert(uc->optmenu != NULL || uc->list != NULL);
548
549 if (uc->optmenu) {
550 gtk_option_menu_set_history(GTK_OPTION_MENU(uc->optmenu), index);
551 } else {
552 int nitems;
553 GList *items;
554 gdouble newtop, newbot;
555
556 gtk_list_select_item(GTK_LIST(uc->list), index);
557
558 /*
559 * Scroll the list box if necessary to ensure the newly
560 * selected item is visible.
561 */
562 items = gtk_container_children(GTK_CONTAINER(uc->list));
563 nitems = g_list_length(items);
564 if (nitems > 0) {
565 int modified = FALSE;
566 g_list_free(items);
567 newtop = uc->adj->lower +
568 (uc->adj->upper - uc->adj->lower) * index / nitems;
569 newbot = uc->adj->lower +
570 (uc->adj->upper - uc->adj->lower) * (index+1) / nitems;
571 if (uc->adj->value > newtop) {
572 modified = TRUE;
573 uc->adj->value = newtop;
574 } else if (uc->adj->value < newbot - uc->adj->page_size) {
575 modified = TRUE;
576 uc->adj->value = newbot - uc->adj->page_size;
577 }
578 if (modified)
579 gtk_adjustment_value_changed(uc->adj);
580 }
581 }
582 }
583
584 void dlg_text_set(union control *ctrl, void *dlg, char const *text)
585 {
586 struct dlgparam *dp = (struct dlgparam *)dlg;
587 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
588
589 assert(uc->ctrl->generic.type == CTRL_TEXT);
590 assert(uc->text != NULL);
591
592 gtk_label_set_text(GTK_LABEL(uc->text), text);
593 }
594
595 void dlg_filesel_set(union control *ctrl, void *dlg, Filename fn)
596 {
597 struct dlgparam *dp = (struct dlgparam *)dlg;
598 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
599 assert(uc->ctrl->generic.type == CTRL_FILESELECT);
600 assert(uc->entry != NULL);
601 gtk_entry_set_text(GTK_ENTRY(uc->entry), fn.path);
602 }
603
604 void dlg_filesel_get(union control *ctrl, void *dlg, Filename *fn)
605 {
606 struct dlgparam *dp = (struct dlgparam *)dlg;
607 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
608 assert(uc->ctrl->generic.type == CTRL_FILESELECT);
609 assert(uc->entry != NULL);
610 strncpy(fn->path, gtk_entry_get_text(GTK_ENTRY(uc->entry)),
611 lenof(fn->path));
612 fn->path[lenof(fn->path)-1] = '\0';
613 }
614
615 void dlg_fontsel_set(union control *ctrl, void *dlg, FontSpec fs)
616 {
617 struct dlgparam *dp = (struct dlgparam *)dlg;
618 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
619 assert(uc->ctrl->generic.type == CTRL_FONTSELECT);
620 assert(uc->entry != NULL);
621 gtk_entry_set_text(GTK_ENTRY(uc->entry), fs.name);
622 }
623
624 void dlg_fontsel_get(union control *ctrl, void *dlg, FontSpec *fs)
625 {
626 struct dlgparam *dp = (struct dlgparam *)dlg;
627 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
628 assert(uc->ctrl->generic.type == CTRL_FONTSELECT);
629 assert(uc->entry != NULL);
630 strncpy(fs->name, gtk_entry_get_text(GTK_ENTRY(uc->entry)),
631 lenof(fs->name));
632 fs->name[lenof(fs->name)-1] = '\0';
633 }
634
635 /*
636 * Bracketing a large set of updates in these two functions will
637 * cause the front end (if possible) to delay updating the screen
638 * until it's all complete, thus avoiding flicker.
639 */
640 void dlg_update_start(union control *ctrl, void *dlg)
641 {
642 /*
643 * Apparently we can't do this at all in GTK. GtkCList supports
644 * freeze and thaw, but not GtkList. Bah.
645 */
646 }
647
648 void dlg_update_done(union control *ctrl, void *dlg)
649 {
650 /*
651 * Apparently we can't do this at all in GTK. GtkCList supports
652 * freeze and thaw, but not GtkList. Bah.
653 */
654 }
655
656 void dlg_set_focus(union control *ctrl, void *dlg)
657 {
658 struct dlgparam *dp = (struct dlgparam *)dlg;
659 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
660
661 switch (ctrl->generic.type) {
662 case CTRL_CHECKBOX:
663 case CTRL_BUTTON:
664 /* Check boxes and buttons get the focus _and_ get toggled. */
665 gtk_widget_grab_focus(uc->toplevel);
666 break;
667 case CTRL_FILESELECT:
668 case CTRL_FONTSELECT:
669 case CTRL_EDITBOX:
670 /* Anything containing an edit box gets that focused. */
671 gtk_widget_grab_focus(uc->entry);
672 break;
673 case CTRL_RADIO:
674 /*
675 * Radio buttons: we find the currently selected button and
676 * focus it.
677 */
678 {
679 int i;
680 for (i = 0; i < ctrl->radio.nbuttons; i++)
681 if (gtk_toggle_button_get_active
682 (GTK_TOGGLE_BUTTON(uc->buttons[i]))) {
683 gtk_widget_grab_focus(uc->buttons[i]);
684 }
685 }
686 break;
687 case CTRL_LISTBOX:
688 /*
689 * If the list is really an option menu, we focus it.
690 * Otherwise we tell it to focus one of its children, which
691 * appears to do the Right Thing.
692 */
693 if (uc->optmenu) {
694 gtk_widget_grab_focus(uc->optmenu);
695 } else {
696 assert(uc->list != NULL);
697 gtk_container_focus(GTK_CONTAINER(uc->list), GTK_DIR_TAB_FORWARD);
698 }
699 break;
700 }
701 }
702
703 /*
704 * During event processing, you might well want to give an error
705 * indication to the user. dlg_beep() is a quick and easy generic
706 * error; dlg_error() puts up a message-box or equivalent.
707 */
708 void dlg_beep(void *dlg)
709 {
710 gdk_beep();
711 }
712
713 static void errmsg_button_clicked(GtkButton *button, gpointer data)
714 {
715 gtk_widget_destroy(GTK_WIDGET(data));
716 }
717
718 static void set_transient_window_pos(GtkWidget *parent, GtkWidget *child)
719 {
720 gint x, y, w, h, dx, dy;
721 GtkRequisition req;
722 gtk_window_set_position(GTK_WINDOW(child), GTK_WIN_POS_NONE);
723 gtk_widget_size_request(GTK_WIDGET(child), &req);
724
725 gdk_window_get_origin(GTK_WIDGET(parent)->window, &x, &y);
726 gdk_window_get_size(GTK_WIDGET(parent)->window, &w, &h);
727
728 /*
729 * One corner of the transient will be offset inwards, by 1/4
730 * of the parent window's size, from the corresponding corner
731 * of the parent window. The corner will be chosen so as to
732 * place the transient closer to the centre of the screen; this
733 * should avoid transients going off the edge of the screen on
734 * a regular basis.
735 */
736 if (x + w/2 < gdk_screen_width() / 2)
737 dx = x + w/4; /* work from left edges */
738 else
739 dx = x + 3*w/4 - req.width; /* work from right edges */
740 if (y + h/2 < gdk_screen_height() / 2)
741 dy = y + h/4; /* work from top edges */
742 else
743 dy = y + 3*h/4 - req.height; /* work from bottom edges */
744 gtk_widget_set_uposition(GTK_WIDGET(child), dx, dy);
745 }
746
747 void dlg_error_msg(void *dlg, char *msg)
748 {
749 struct dlgparam *dp = (struct dlgparam *)dlg;
750 GtkWidget *window, *hbox, *text, *ok;
751
752 window = gtk_dialog_new();
753 text = gtk_label_new(msg);
754 gtk_misc_set_alignment(GTK_MISC(text), 0.0, 0.0);
755 hbox = gtk_hbox_new(FALSE, 0);
756 gtk_box_pack_start(GTK_BOX(hbox), text, FALSE, FALSE, 20);
757 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox),
758 hbox, FALSE, FALSE, 20);
759 gtk_widget_show(text);
760 gtk_widget_show(hbox);
761 gtk_window_set_title(GTK_WINDOW(window), "Error");
762 gtk_label_set_line_wrap(GTK_LABEL(text), TRUE);
763 ok = gtk_button_new_with_label("OK");
764 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window)->action_area),
765 ok, FALSE, FALSE, 0);
766 gtk_widget_show(ok);
767 GTK_WIDGET_SET_FLAGS(ok, GTK_CAN_DEFAULT);
768 gtk_window_set_default(GTK_WINDOW(window), ok);
769 gtk_signal_connect(GTK_OBJECT(ok), "clicked",
770 GTK_SIGNAL_FUNC(errmsg_button_clicked), window);
771 gtk_signal_connect(GTK_OBJECT(window), "destroy",
772 GTK_SIGNAL_FUNC(window_destroy), NULL);
773 gtk_window_set_modal(GTK_WINDOW(window), TRUE);
774 gtk_window_set_transient_for(GTK_WINDOW(window), GTK_WINDOW(dp->window));
775 set_transient_window_pos(dp->window, window);
776 gtk_widget_show(window);
777 gtk_main();
778 }
779
780 /*
781 * This function signals to the front end that the dialog's
782 * processing is completed, and passes an integer value (typically
783 * a success status).
784 */
785 void dlg_end(void *dlg, int value)
786 {
787 struct dlgparam *dp = (struct dlgparam *)dlg;
788 dp->retval = value;
789 gtk_widget_destroy(dp->window);
790 }
791
792 void dlg_refresh(union control *ctrl, void *dlg)
793 {
794 struct dlgparam *dp = (struct dlgparam *)dlg;
795 struct uctrl *uc;
796
797 if (ctrl) {
798 if (ctrl->generic.handler != NULL)
799 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_REFRESH);
800 } else {
801 int i;
802
803 for (i = 0; (uc = index234(dp->byctrl, i)) != NULL; i++) {
804 assert(uc->ctrl != NULL);
805 if (uc->ctrl->generic.handler != NULL)
806 uc->ctrl->generic.handler(uc->ctrl, dp,
807 dp->data, EVENT_REFRESH);
808 }
809 }
810 }
811
812 void dlg_coloursel_start(union control *ctrl, void *dlg, int r, int g, int b)
813 {
814 struct dlgparam *dp = (struct dlgparam *)dlg;
815 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
816 gdouble cvals[4];
817
818 GtkWidget *coloursel =
819 gtk_color_selection_dialog_new("Select a colour");
820 GtkColorSelectionDialog *ccs = GTK_COLOR_SELECTION_DIALOG(coloursel);
821
822 dp->coloursel_result.ok = FALSE;
823
824 gtk_window_set_modal(GTK_WINDOW(coloursel), TRUE);
825 gtk_color_selection_set_opacity(GTK_COLOR_SELECTION(ccs->colorsel), FALSE);
826 cvals[0] = r / 255.0;
827 cvals[1] = g / 255.0;
828 cvals[2] = b / 255.0;
829 cvals[3] = 1.0; /* fully opaque! */
830 gtk_color_selection_set_color(GTK_COLOR_SELECTION(ccs->colorsel), cvals);
831
832 gtk_object_set_data(GTK_OBJECT(ccs->ok_button), "user-data",
833 (gpointer)coloursel);
834 gtk_object_set_data(GTK_OBJECT(ccs->cancel_button), "user-data",
835 (gpointer)coloursel);
836 gtk_object_set_data(GTK_OBJECT(coloursel), "user-data", (gpointer)uc);
837 gtk_signal_connect(GTK_OBJECT(ccs->ok_button), "clicked",
838 GTK_SIGNAL_FUNC(coloursel_ok), (gpointer)dp);
839 gtk_signal_connect(GTK_OBJECT(ccs->cancel_button), "clicked",
840 GTK_SIGNAL_FUNC(coloursel_cancel), (gpointer)dp);
841 gtk_signal_connect_object(GTK_OBJECT(ccs->ok_button), "clicked",
842 GTK_SIGNAL_FUNC(gtk_widget_destroy),
843 (gpointer)coloursel);
844 gtk_signal_connect_object(GTK_OBJECT(ccs->cancel_button), "clicked",
845 GTK_SIGNAL_FUNC(gtk_widget_destroy),
846 (gpointer)coloursel);
847 gtk_widget_show(coloursel);
848 }
849
850 int dlg_coloursel_results(union control *ctrl, void *dlg,
851 int *r, int *g, int *b)
852 {
853 struct dlgparam *dp = (struct dlgparam *)dlg;
854 if (dp->coloursel_result.ok) {
855 *r = dp->coloursel_result.r;
856 *g = dp->coloursel_result.g;
857 *b = dp->coloursel_result.b;
858 return 1;
859 } else
860 return 0;
861 }
862
863 /* ----------------------------------------------------------------------
864 * Signal handlers while the dialog box is active.
865 */
866
867 static gboolean widget_focus(GtkWidget *widget, GdkEventFocus *event,
868 gpointer data)
869 {
870 struct dlgparam *dp = (struct dlgparam *)data;
871 struct uctrl *uc = dlg_find_bywidget(dp, widget);
872 union control *focus;
873
874 if (uc && uc->ctrl)
875 focus = uc->ctrl;
876 else
877 focus = NULL;
878
879 if (focus != dp->currfocus) {
880 dp->lastfocus = dp->currfocus;
881 dp->currfocus = focus;
882 }
883
884 return FALSE;
885 }
886
887 static void button_clicked(GtkButton *button, gpointer data)
888 {
889 struct dlgparam *dp = (struct dlgparam *)data;
890 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(button));
891 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_ACTION);
892 }
893
894 static void button_toggled(GtkToggleButton *tb, gpointer data)
895 {
896 struct dlgparam *dp = (struct dlgparam *)data;
897 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(tb));
898 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_VALCHANGE);
899 }
900
901 static int editbox_key(GtkWidget *widget, GdkEventKey *event, gpointer data)
902 {
903 /*
904 * GtkEntry has a nasty habit of eating the Return key, which
905 * is unhelpful since it doesn't actually _do_ anything with it
906 * (it calls gtk_widget_activate, but our edit boxes never need
907 * activating). So I catch Return before GtkEntry sees it, and
908 * pass it straight on to the parent widget. Effect: hitting
909 * Return in an edit box will now activate the default button
910 * in the dialog just like it will everywhere else.
911 */
912 if (event->keyval == GDK_Return && widget->parent != NULL) {
913 gint return_val;
914 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget), "key_press_event");
915 gtk_signal_emit_by_name(GTK_OBJECT(widget->parent), "key_press_event",
916 event, &return_val);
917 return return_val;
918 }
919 return FALSE;
920 }
921
922 static void editbox_changed(GtkEditable *ed, gpointer data)
923 {
924 struct dlgparam *dp = (struct dlgparam *)data;
925 if (!(dp->flags & FLAG_UPDATING_COMBO_LIST)) {
926 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(ed));
927 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_VALCHANGE);
928 }
929 }
930
931 static void editbox_lostfocus(GtkWidget *ed, GdkEventFocus *event,
932 gpointer data)
933 {
934 struct dlgparam *dp = (struct dlgparam *)data;
935 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(ed));
936 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_REFRESH);
937 }
938
939 static int listitem_key(GtkWidget *item, GdkEventKey *event, gpointer data,
940 int multiple)
941 {
942 GtkAdjustment *adj = GTK_ADJUSTMENT(data);
943
944 if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
945 event->keyval == GDK_Down || event->keyval == GDK_KP_Down ||
946 event->keyval == GDK_Page_Up || event->keyval == GDK_KP_Page_Up ||
947 event->keyval == GDK_Page_Down || event->keyval == GDK_KP_Page_Down) {
948 /*
949 * Up, Down, PgUp or PgDn have been pressed on a ListItem
950 * in a list box. So, if the list box is single-selection:
951 *
952 * - if the list item in question isn't already selected,
953 * we simply select it.
954 * - otherwise, we find the next one (or next
955 * however-far-away) in whichever direction we're going,
956 * and select that.
957 * + in this case, we must also fiddle with the
958 * scrollbar to ensure the newly selected item is
959 * actually visible.
960 *
961 * If it's multiple-selection, we do all of the above
962 * except actually selecting anything, so we move the focus
963 * and fiddle the scrollbar to follow it.
964 */
965 GtkWidget *list = item->parent;
966
967 gtk_signal_emit_stop_by_name(GTK_OBJECT(item), "key_press_event");
968
969 if (!multiple &&
970 GTK_WIDGET_STATE(item) != GTK_STATE_SELECTED) {
971 gtk_list_select_child(GTK_LIST(list), item);
972 } else {
973 int direction =
974 (event->keyval==GDK_Up || event->keyval==GDK_KP_Up ||
975 event->keyval==GDK_Page_Up || event->keyval==GDK_KP_Page_Up)
976 ? -1 : +1;
977 int step =
978 (event->keyval==GDK_Page_Down ||
979 event->keyval==GDK_KP_Page_Down ||
980 event->keyval==GDK_Page_Up || event->keyval==GDK_KP_Page_Up)
981 ? 2 : 1;
982 int i, n;
983 GList *children, *chead;
984
985 chead = children = gtk_container_children(GTK_CONTAINER(list));
986
987 n = g_list_length(children);
988
989 if (step == 2) {
990 /*
991 * Figure out how many list items to a screenful,
992 * and adjust the step appropriately.
993 */
994 step = 0.5 + adj->page_size * n / (adj->upper - adj->lower);
995 step--; /* go by one less than that */
996 }
997
998 i = 0;
999 while (children != NULL) {
1000 if (item == children->data)
1001 break;
1002 children = children->next;
1003 i++;
1004 }
1005
1006 while (step > 0) {
1007 if (direction < 0 && i > 0)
1008 children = children->prev, i--;
1009 else if (direction > 0 && i < n-1)
1010 children = children->next, i++;
1011 step--;
1012 }
1013
1014 if (children && children->data) {
1015 if (!multiple)
1016 gtk_list_select_child(GTK_LIST(list),
1017 GTK_WIDGET(children->data));
1018 gtk_widget_grab_focus(GTK_WIDGET(children->data));
1019 gtk_adjustment_clamp_page
1020 (adj,
1021 adj->lower + (adj->upper-adj->lower) * i / n,
1022 adj->lower + (adj->upper-adj->lower) * (i+1) / n);
1023 }
1024
1025 g_list_free(chead);
1026 }
1027 return TRUE;
1028 }
1029
1030 return FALSE;
1031 }
1032
1033 static int listitem_single_key(GtkWidget *item, GdkEventKey *event,
1034 gpointer data)
1035 {
1036 return listitem_key(item, event, data, FALSE);
1037 }
1038
1039 static int listitem_multi_key(GtkWidget *item, GdkEventKey *event,
1040 gpointer data)
1041 {
1042 return listitem_key(item, event, data, TRUE);
1043 }
1044
1045 static int listitem_button(GtkWidget *item, GdkEventButton *event,
1046 gpointer data)
1047 {
1048 struct dlgparam *dp = (struct dlgparam *)data;
1049 if (event->type == GDK_2BUTTON_PRESS ||
1050 event->type == GDK_3BUTTON_PRESS) {
1051 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(item));
1052 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_ACTION);
1053 return TRUE;
1054 }
1055 return FALSE;
1056 }
1057
1058 static void list_selchange(GtkList *list, gpointer data)
1059 {
1060 struct dlgparam *dp = (struct dlgparam *)data;
1061 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(list));
1062 if (!uc) return;
1063 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_SELCHANGE);
1064 }
1065
1066 static void menuitem_activate(GtkMenuItem *item, gpointer data)
1067 {
1068 struct dlgparam *dp = (struct dlgparam *)data;
1069 GtkWidget *menushell = GTK_WIDGET(item)->parent;
1070 gpointer optmenu = gtk_object_get_data(GTK_OBJECT(menushell), "user-data");
1071 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(optmenu));
1072 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_SELCHANGE);
1073 }
1074
1075 static void draglist_move(struct dlgparam *dp, struct uctrl *uc, int direction)
1076 {
1077 int index = dlg_listbox_index(uc->ctrl, dp);
1078 GList *children = gtk_container_children(GTK_CONTAINER(uc->list));
1079 GtkWidget *child;
1080
1081 if ((index < 0) ||
1082 (index == 0 && direction < 0) ||
1083 (index == g_list_length(children)-1 && direction > 0)) {
1084 gdk_beep();
1085 return;
1086 }
1087
1088 child = g_list_nth_data(children, index);
1089 gtk_widget_ref(child);
1090 gtk_list_clear_items(GTK_LIST(uc->list), index, index+1);
1091 g_list_free(children);
1092
1093 children = NULL;
1094 children = g_list_append(children, child);
1095 gtk_list_insert_items(GTK_LIST(uc->list), children, index + direction);
1096 gtk_list_select_item(GTK_LIST(uc->list), index + direction);
1097 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_VALCHANGE);
1098 }
1099
1100 static void draglist_up(GtkButton *button, gpointer data)
1101 {
1102 struct dlgparam *dp = (struct dlgparam *)data;
1103 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(button));
1104 draglist_move(dp, uc, -1);
1105 }
1106
1107 static void draglist_down(GtkButton *button, gpointer data)
1108 {
1109 struct dlgparam *dp = (struct dlgparam *)data;
1110 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(button));
1111 draglist_move(dp, uc, +1);
1112 }
1113
1114 static void filesel_ok(GtkButton *button, gpointer data)
1115 {
1116 /* struct dlgparam *dp = (struct dlgparam *)data; */
1117 gpointer filesel = gtk_object_get_data(GTK_OBJECT(button), "user-data");
1118 struct uctrl *uc = gtk_object_get_data(GTK_OBJECT(filesel), "user-data");
1119 char *name = gtk_file_selection_get_filename(GTK_FILE_SELECTION(filesel));
1120 gtk_entry_set_text(GTK_ENTRY(uc->entry), name);
1121 }
1122
1123 static void fontsel_ok(GtkButton *button, gpointer data)
1124 {
1125 /* struct dlgparam *dp = (struct dlgparam *)data; */
1126 gpointer fontsel = gtk_object_get_data(GTK_OBJECT(button), "user-data");
1127 struct uctrl *uc = gtk_object_get_data(GTK_OBJECT(fontsel), "user-data");
1128 char *name = gtk_font_selection_dialog_get_font_name
1129 (GTK_FONT_SELECTION_DIALOG(fontsel));
1130 gtk_entry_set_text(GTK_ENTRY(uc->entry), name);
1131 }
1132
1133 static void coloursel_ok(GtkButton *button, gpointer data)
1134 {
1135 struct dlgparam *dp = (struct dlgparam *)data;
1136 gpointer coloursel = gtk_object_get_data(GTK_OBJECT(button), "user-data");
1137 struct uctrl *uc = gtk_object_get_data(GTK_OBJECT(coloursel), "user-data");
1138 gdouble cvals[4];
1139 gtk_color_selection_get_color
1140 (GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(coloursel)->colorsel),
1141 cvals);
1142 dp->coloursel_result.r = (int) (255 * cvals[0]);
1143 dp->coloursel_result.g = (int) (255 * cvals[1]);
1144 dp->coloursel_result.b = (int) (255 * cvals[2]);
1145 dp->coloursel_result.ok = TRUE;
1146 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_CALLBACK);
1147 }
1148
1149 static void coloursel_cancel(GtkButton *button, gpointer data)
1150 {
1151 struct dlgparam *dp = (struct dlgparam *)data;
1152 gpointer coloursel = gtk_object_get_data(GTK_OBJECT(button), "user-data");
1153 struct uctrl *uc = gtk_object_get_data(GTK_OBJECT(coloursel), "user-data");
1154 dp->coloursel_result.ok = FALSE;
1155 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_CALLBACK);
1156 }
1157
1158 static void filefont_clicked(GtkButton *button, gpointer data)
1159 {
1160 struct dlgparam *dp = (struct dlgparam *)data;
1161 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(button));
1162
1163 if (uc->ctrl->generic.type == CTRL_FILESELECT) {
1164 GtkWidget *filesel =
1165 gtk_file_selection_new(uc->ctrl->fileselect.title);
1166 gtk_window_set_modal(GTK_WINDOW(filesel), TRUE);
1167 gtk_object_set_data
1168 (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->ok_button), "user-data",
1169 (gpointer)filesel);
1170 gtk_object_set_data(GTK_OBJECT(filesel), "user-data", (gpointer)uc);
1171 gtk_signal_connect
1172 (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->ok_button), "clicked",
1173 GTK_SIGNAL_FUNC(filesel_ok), (gpointer)dp);
1174 gtk_signal_connect_object
1175 (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->ok_button), "clicked",
1176 GTK_SIGNAL_FUNC(gtk_widget_destroy), (gpointer)filesel);
1177 gtk_signal_connect_object
1178 (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->cancel_button), "clicked",
1179 GTK_SIGNAL_FUNC(gtk_widget_destroy), (gpointer)filesel);
1180 gtk_widget_show(filesel);
1181 }
1182
1183 if (uc->ctrl->generic.type == CTRL_FONTSELECT) {
1184 gchar *spacings[] = { "c", "m", NULL };
1185 gchar *fontname = gtk_entry_get_text(GTK_ENTRY(uc->entry));
1186 GtkWidget *fontsel =
1187 gtk_font_selection_dialog_new("Select a font");
1188 gtk_window_set_modal(GTK_WINDOW(fontsel), TRUE);
1189 gtk_font_selection_dialog_set_filter
1190 (GTK_FONT_SELECTION_DIALOG(fontsel),
1191 GTK_FONT_FILTER_BASE, GTK_FONT_ALL,
1192 NULL, NULL, NULL, NULL, spacings, NULL);
1193 if (!gtk_font_selection_dialog_set_font_name
1194 (GTK_FONT_SELECTION_DIALOG(fontsel), fontname)) {
1195 /*
1196 * If the font name wasn't found as it was, try opening
1197 * it and extracting its FONT property. This should
1198 * have the effect of mapping short aliases into true
1199 * XLFDs.
1200 */
1201 GdkFont *font = gdk_font_load(fontname);
1202 if (font) {
1203 XFontStruct *xfs = GDK_FONT_XFONT(font);
1204 Display *disp = GDK_FONT_XDISPLAY(font);
1205 Atom fontprop = XInternAtom(disp, "FONT", False);
1206 unsigned long ret;
1207 if (XGetFontProperty(xfs, fontprop, &ret)) {
1208 char *name = XGetAtomName(disp, (Atom)ret);
1209 if (name)
1210 gtk_font_selection_dialog_set_font_name
1211 (GTK_FONT_SELECTION_DIALOG(fontsel), name);
1212 }
1213 gdk_font_unref(font);
1214 }
1215 }
1216 gtk_object_set_data
1217 (GTK_OBJECT(GTK_FONT_SELECTION_DIALOG(fontsel)->ok_button),
1218 "user-data", (gpointer)fontsel);
1219 gtk_object_set_data(GTK_OBJECT(fontsel), "user-data", (gpointer)uc);
1220 gtk_signal_connect
1221 (GTK_OBJECT(GTK_FONT_SELECTION_DIALOG(fontsel)->ok_button),
1222 "clicked", GTK_SIGNAL_FUNC(fontsel_ok), (gpointer)dp);
1223 gtk_signal_connect_object
1224 (GTK_OBJECT(GTK_FONT_SELECTION_DIALOG(fontsel)->ok_button),
1225 "clicked", GTK_SIGNAL_FUNC(gtk_widget_destroy),
1226 (gpointer)fontsel);
1227 gtk_signal_connect_object
1228 (GTK_OBJECT(GTK_FONT_SELECTION_DIALOG(fontsel)->cancel_button),
1229 "clicked", GTK_SIGNAL_FUNC(gtk_widget_destroy),
1230 (gpointer)fontsel);
1231 gtk_widget_show(fontsel);
1232 }
1233 }
1234
1235 static void label_sizealloc(GtkWidget *widget, GtkAllocation *alloc,
1236 gpointer data)
1237 {
1238 struct dlgparam *dp = (struct dlgparam *)data;
1239 struct uctrl *uc = dlg_find_bywidget(dp, widget);
1240
1241 gtk_widget_set_usize(uc->text, alloc->width, -1);
1242 gtk_label_set_text(GTK_LABEL(uc->text), uc->ctrl->generic.label);
1243 gtk_signal_disconnect(GTK_OBJECT(uc->text), uc->textsig);
1244 }
1245
1246 /* ----------------------------------------------------------------------
1247 * This function does the main layout work: it reads a controlset,
1248 * it creates the relevant GTK controls, and returns a GtkWidget
1249 * containing the result. (This widget might be a title of some
1250 * sort, it might be a Columns containing many controls, or it
1251 * might be a GtkFrame containing a Columns; whatever it is, it's
1252 * definitely a GtkWidget and should probably be added to a
1253 * GtkVbox.)
1254 *
1255 * `listitemheight' is used to calculate a usize for list boxes: it
1256 * should be the height from the size request of a GtkListItem.
1257 *
1258 * `win' is required for setting the default button. If it is
1259 * non-NULL, all buttons created will be default-capable (so they
1260 * have extra space round them for the default highlight).
1261 */
1262 GtkWidget *layout_ctrls(struct dlgparam *dp, struct Shortcuts *scs,
1263 struct controlset *s, int listitemheight,
1264 GtkWindow *win)
1265 {
1266 Columns *cols;
1267 GtkWidget *ret;
1268 int i;
1269
1270 if (!s->boxname && s->boxtitle) {
1271 /* This controlset is a panel title. */
1272 return gtk_label_new(s->boxtitle);
1273 }
1274
1275 /*
1276 * Otherwise, we expect to be laying out actual controls, so
1277 * we'll start by creating a Columns for the purpose.
1278 */
1279 cols = COLUMNS(columns_new(4));
1280 ret = GTK_WIDGET(cols);
1281 gtk_widget_show(ret);
1282
1283 /*
1284 * Create a containing frame if we have a box name.
1285 */
1286 if (*s->boxname) {
1287 ret = gtk_frame_new(s->boxtitle); /* NULL is valid here */
1288 gtk_container_set_border_width(GTK_CONTAINER(cols), 4);
1289 gtk_container_add(GTK_CONTAINER(ret), GTK_WIDGET(cols));
1290 gtk_widget_show(ret);
1291 }
1292
1293 /*
1294 * Now iterate through the controls themselves, create them,
1295 * and add them to the Columns.
1296 */
1297 for (i = 0; i < s->ncontrols; i++) {
1298 union control *ctrl = s->ctrls[i];
1299 struct uctrl *uc;
1300 int left = FALSE;
1301 GtkWidget *w = NULL;
1302
1303 switch (ctrl->generic.type) {
1304 case CTRL_COLUMNS:
1305 {
1306 static const int simplecols[1] = { 100 };
1307 columns_set_cols(cols, ctrl->columns.ncols,
1308 (ctrl->columns.percentages ?
1309 ctrl->columns.percentages : simplecols));
1310 }
1311 continue; /* no actual control created */
1312 case CTRL_TABDELAY:
1313 {
1314 struct uctrl *uc = dlg_find_byctrl(dp, ctrl->tabdelay.ctrl);
1315 if (uc)
1316 columns_taborder_last(cols, uc->toplevel);
1317 }
1318 continue; /* no actual control created */
1319 }
1320
1321 uc = snew(struct uctrl);
1322 uc->ctrl = ctrl;
1323 uc->privdata = NULL;
1324 uc->privdata_needs_free = FALSE;
1325 uc->buttons = NULL;
1326 uc->entry = uc->list = uc->menu = NULL;
1327 uc->button = uc->optmenu = uc->text = NULL;
1328
1329 switch (ctrl->generic.type) {
1330 case CTRL_BUTTON:
1331 w = gtk_button_new_with_label(ctrl->generic.label);
1332 if (win) {
1333 GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
1334 if (ctrl->button.isdefault)
1335 gtk_window_set_default(win, w);
1336 if (ctrl->button.iscancel)
1337 dp->cancelbutton = w;
1338 }
1339 gtk_signal_connect(GTK_OBJECT(w), "clicked",
1340 GTK_SIGNAL_FUNC(button_clicked), dp);
1341 gtk_signal_connect(GTK_OBJECT(w), "focus_in_event",
1342 GTK_SIGNAL_FUNC(widget_focus), dp);
1343 shortcut_add(scs, GTK_BIN(w)->child, ctrl->button.shortcut,
1344 SHORTCUT_UCTRL, uc);
1345 break;
1346 case CTRL_CHECKBOX:
1347 w = gtk_check_button_new_with_label(ctrl->generic.label);
1348 gtk_signal_connect(GTK_OBJECT(w), "toggled",
1349 GTK_SIGNAL_FUNC(button_toggled), dp);
1350 gtk_signal_connect(GTK_OBJECT(w), "focus_in_event",
1351 GTK_SIGNAL_FUNC(widget_focus), dp);
1352 shortcut_add(scs, GTK_BIN(w)->child, ctrl->checkbox.shortcut,
1353 SHORTCUT_UCTRL, uc);
1354 left = TRUE;
1355 break;
1356 case CTRL_RADIO:
1357 /*
1358 * Radio buttons get to go inside their own Columns, no
1359 * matter what.
1360 */
1361 {
1362 gint i, *percentages;
1363 GSList *group;
1364
1365 w = columns_new(0);
1366 if (ctrl->generic.label) {
1367 GtkWidget *label = gtk_label_new(ctrl->generic.label);
1368 columns_add(COLUMNS(w), label, 0, 1);
1369 columns_force_left_align(COLUMNS(w), label);
1370 gtk_widget_show(label);
1371 shortcut_add(scs, label, ctrl->radio.shortcut,
1372 SHORTCUT_UCTRL, uc);
1373 }
1374 percentages = g_new(gint, ctrl->radio.ncolumns);
1375 for (i = 0; i < ctrl->radio.ncolumns; i++) {
1376 percentages[i] =
1377 ((100 * (i+1) / ctrl->radio.ncolumns) -
1378 100 * i / ctrl->radio.ncolumns);
1379 }
1380 columns_set_cols(COLUMNS(w), ctrl->radio.ncolumns,
1381 percentages);
1382 g_free(percentages);
1383 group = NULL;
1384
1385 uc->nbuttons = ctrl->radio.nbuttons;
1386 uc->buttons = snewn(uc->nbuttons, GtkWidget *);
1387
1388 for (i = 0; i < ctrl->radio.nbuttons; i++) {
1389 GtkWidget *b;
1390 gint colstart;
1391
1392 b = (gtk_radio_button_new_with_label
1393 (group, ctrl->radio.buttons[i]));
1394 uc->buttons[i] = b;
1395 group = gtk_radio_button_group(GTK_RADIO_BUTTON(b));
1396 colstart = i % ctrl->radio.ncolumns;
1397 columns_add(COLUMNS(w), b, colstart,
1398 (i == ctrl->radio.nbuttons-1 ?
1399 ctrl->radio.ncolumns - colstart : 1));
1400 columns_force_left_align(COLUMNS(w), b);
1401 gtk_widget_show(b);
1402 gtk_signal_connect(GTK_OBJECT(b), "toggled",
1403 GTK_SIGNAL_FUNC(button_toggled), dp);
1404 gtk_signal_connect(GTK_OBJECT(b), "focus_in_event",
1405 GTK_SIGNAL_FUNC(widget_focus), dp);
1406 if (ctrl->radio.shortcuts) {
1407 shortcut_add(scs, GTK_BIN(b)->child,
1408 ctrl->radio.shortcuts[i],
1409 SHORTCUT_UCTRL, uc);
1410 }
1411 }
1412 }
1413 break;
1414 case CTRL_EDITBOX:
1415 {
1416 GtkRequisition req;
1417
1418 if (ctrl->editbox.has_list) {
1419 w = gtk_combo_new();
1420 gtk_combo_set_value_in_list(GTK_COMBO(w), FALSE, TRUE);
1421 uc->entry = GTK_COMBO(w)->entry;
1422 uc->list = GTK_COMBO(w)->list;
1423 } else {
1424 w = gtk_entry_new();
1425 if (ctrl->editbox.password)
1426 gtk_entry_set_visibility(GTK_ENTRY(w), FALSE);
1427 uc->entry = w;
1428 }
1429 gtk_signal_connect(GTK_OBJECT(uc->entry), "changed",
1430 GTK_SIGNAL_FUNC(editbox_changed), dp);
1431 gtk_signal_connect(GTK_OBJECT(uc->entry), "key_press_event",
1432 GTK_SIGNAL_FUNC(editbox_key), dp);
1433 gtk_signal_connect(GTK_OBJECT(uc->entry), "focus_in_event",
1434 GTK_SIGNAL_FUNC(widget_focus), dp);
1435 /*
1436 * Edit boxes, for some strange reason, have a minimum
1437 * width of 150 in GTK 1.2. We don't want this - we'd
1438 * rather the edit boxes acquired their natural width
1439 * from the column layout of the rest of the box.
1440 *
1441 * Also, while we're here, we'll squirrel away the
1442 * edit box height so we can use that to centre its
1443 * label vertically beside it.
1444 */
1445 gtk_widget_size_request(w, &req);
1446 gtk_widget_set_usize(w, 10, req.height);
1447
1448 if (ctrl->generic.label) {
1449 GtkWidget *label, *container;
1450
1451 label = gtk_label_new(ctrl->generic.label);
1452
1453 shortcut_add(scs, label, ctrl->editbox.shortcut,
1454 SHORTCUT_FOCUS, uc->entry);
1455
1456 container = columns_new(4);
1457 if (ctrl->editbox.percentwidth == 100) {
1458 columns_add(COLUMNS(container), label, 0, 1);
1459 columns_force_left_align(COLUMNS(container), label);
1460 columns_add(COLUMNS(container), w, 0, 1);
1461 } else {
1462 gint percentages[2];
1463 percentages[1] = ctrl->editbox.percentwidth;
1464 percentages[0] = 100 - ctrl->editbox.percentwidth;
1465 columns_set_cols(COLUMNS(container), 2, percentages);
1466 columns_add(COLUMNS(container), label, 0, 1);
1467 columns_force_left_align(COLUMNS(container), label);
1468 columns_add(COLUMNS(container), w, 1, 1);
1469 /* Centre the label vertically. */
1470 gtk_widget_set_usize(label, -1, req.height);
1471 gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
1472 }
1473 gtk_widget_show(label);
1474 gtk_widget_show(w);
1475
1476 w = container;
1477 }
1478 gtk_signal_connect(GTK_OBJECT(uc->entry), "focus_out_event",
1479 GTK_SIGNAL_FUNC(editbox_lostfocus), dp);
1480 }
1481 break;
1482 case CTRL_FILESELECT:
1483 case CTRL_FONTSELECT:
1484 {
1485 GtkWidget *ww;
1486 GtkRequisition req;
1487 char *browsebtn =
1488 (ctrl->generic.type == CTRL_FILESELECT ?
1489 "Browse..." : "Change...");
1490
1491 gint percentages[] = { 75, 25 };
1492 w = columns_new(4);
1493 columns_set_cols(COLUMNS(w), 2, percentages);
1494
1495 if (ctrl->generic.label) {
1496 ww = gtk_label_new(ctrl->generic.label);
1497 columns_add(COLUMNS(w), ww, 0, 2);
1498 columns_force_left_align(COLUMNS(w), ww);
1499 gtk_widget_show(ww);
1500 shortcut_add(scs, ww,
1501 (ctrl->generic.type == CTRL_FILESELECT ?
1502 ctrl->fileselect.shortcut :
1503 ctrl->fontselect.shortcut),
1504 SHORTCUT_UCTRL, uc);
1505 }
1506
1507 uc->entry = ww = gtk_entry_new();
1508 gtk_widget_size_request(ww, &req);
1509 gtk_widget_set_usize(ww, 10, req.height);
1510 columns_add(COLUMNS(w), ww, 0, 1);
1511 gtk_widget_show(ww);
1512
1513 uc->button = ww = gtk_button_new_with_label(browsebtn);
1514 columns_add(COLUMNS(w), ww, 1, 1);
1515 gtk_widget_show(ww);
1516
1517 gtk_signal_connect(GTK_OBJECT(uc->entry), "key_press_event",
1518 GTK_SIGNAL_FUNC(editbox_key), dp);
1519 gtk_signal_connect(GTK_OBJECT(uc->entry), "changed",
1520 GTK_SIGNAL_FUNC(editbox_changed), dp);
1521 gtk_signal_connect(GTK_OBJECT(uc->entry), "focus_in_event",
1522 GTK_SIGNAL_FUNC(widget_focus), dp);
1523 gtk_signal_connect(GTK_OBJECT(uc->button), "focus_in_event",
1524 GTK_SIGNAL_FUNC(widget_focus), dp);
1525 gtk_signal_connect(GTK_OBJECT(ww), "clicked",
1526 GTK_SIGNAL_FUNC(filefont_clicked), dp);
1527 }
1528 break;
1529 case CTRL_LISTBOX:
1530 if (ctrl->listbox.height == 0) {
1531 uc->optmenu = w = gtk_option_menu_new();
1532 uc->menu = gtk_menu_new();
1533 gtk_option_menu_set_menu(GTK_OPTION_MENU(w), uc->menu);
1534 gtk_object_set_data(GTK_OBJECT(uc->menu), "user-data",
1535 (gpointer)uc->optmenu);
1536 gtk_signal_connect(GTK_OBJECT(uc->optmenu), "focus_in_event",
1537 GTK_SIGNAL_FUNC(widget_focus), dp);
1538 } else {
1539 uc->list = gtk_list_new();
1540 if (ctrl->listbox.multisel == 2) {
1541 gtk_list_set_selection_mode(GTK_LIST(uc->list),
1542 GTK_SELECTION_EXTENDED);
1543 } else if (ctrl->listbox.multisel == 1) {
1544 gtk_list_set_selection_mode(GTK_LIST(uc->list),
1545 GTK_SELECTION_MULTIPLE);
1546 } else {
1547 gtk_list_set_selection_mode(GTK_LIST(uc->list),
1548 GTK_SELECTION_SINGLE);
1549 }
1550 w = gtk_scrolled_window_new(NULL, NULL);
1551 gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(w),
1552 uc->list);
1553 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(w),
1554 GTK_POLICY_NEVER,
1555 GTK_POLICY_AUTOMATIC);
1556 uc->adj = gtk_scrolled_window_get_vadjustment
1557 (GTK_SCROLLED_WINDOW(w));
1558
1559 gtk_widget_show(uc->list);
1560 gtk_signal_connect(GTK_OBJECT(uc->list), "selection-changed",
1561 GTK_SIGNAL_FUNC(list_selchange), dp);
1562 gtk_signal_connect(GTK_OBJECT(uc->list), "focus_in_event",
1563 GTK_SIGNAL_FUNC(widget_focus), dp);
1564
1565 /*
1566 * Adjust the height of the scrolled window to the
1567 * minimum given by the height parameter.
1568 *
1569 * This piece of guesswork is a horrid hack based
1570 * on looking inside the GTK 1.2 sources
1571 * (specifically gtkviewport.c, which appears to be
1572 * the widget which provides the border around the
1573 * scrolling area). Anyone lets me know how I can
1574 * do this in a way which isn't at risk from GTK
1575 * upgrades, I'd be grateful.
1576 */
1577 {
1578 int edge = GTK_WIDGET(uc->list)->style->klass->ythickness;
1579 gtk_widget_set_usize(w, 10,
1580 2*edge + (ctrl->listbox.height *
1581 listitemheight));
1582 }
1583
1584 if (ctrl->listbox.draglist) {
1585 /*
1586 * GTK doesn't appear to make it easy to
1587 * implement a proper draggable list; so
1588 * instead I'm just going to have to put an Up
1589 * and a Down button to the right of the actual
1590 * list box. Ah well.
1591 */
1592 GtkWidget *cols, *button;
1593 static const gint percentages[2] = { 80, 20 };
1594
1595 cols = columns_new(4);
1596 columns_set_cols(COLUMNS(cols), 2, percentages);
1597 columns_add(COLUMNS(cols), w, 0, 1);
1598 gtk_widget_show(w);
1599 button = gtk_button_new_with_label("Up");
1600 columns_add(COLUMNS(cols), button, 1, 1);
1601 gtk_widget_show(button);
1602 gtk_signal_connect(GTK_OBJECT(button), "clicked",
1603 GTK_SIGNAL_FUNC(draglist_up), dp);
1604 gtk_signal_connect(GTK_OBJECT(button), "focus_in_event",
1605 GTK_SIGNAL_FUNC(widget_focus), dp);
1606 button = gtk_button_new_with_label("Down");
1607 columns_add(COLUMNS(cols), button, 1, 1);
1608 gtk_widget_show(button);
1609 gtk_signal_connect(GTK_OBJECT(button), "clicked",
1610 GTK_SIGNAL_FUNC(draglist_down), dp);
1611 gtk_signal_connect(GTK_OBJECT(button), "focus_in_event",
1612 GTK_SIGNAL_FUNC(widget_focus), dp);
1613
1614 w = cols;
1615 }
1616
1617 }
1618 if (ctrl->generic.label) {
1619 GtkWidget *label, *container;
1620
1621 label = gtk_label_new(ctrl->generic.label);
1622
1623 container = columns_new(4);
1624 if (ctrl->listbox.percentwidth == 100) {
1625 columns_add(COLUMNS(container), label, 0, 1);
1626 columns_force_left_align(COLUMNS(container), label);
1627 columns_add(COLUMNS(container), w, 0, 1);
1628 } else {
1629 gint percentages[2];
1630 percentages[1] = ctrl->listbox.percentwidth;
1631 percentages[0] = 100 - ctrl->listbox.percentwidth;
1632 columns_set_cols(COLUMNS(container), 2, percentages);
1633 columns_add(COLUMNS(container), label, 0, 1);
1634 columns_force_left_align(COLUMNS(container), label);
1635 columns_add(COLUMNS(container), w, 1, 1);
1636 }
1637 gtk_widget_show(label);
1638 gtk_widget_show(w);
1639 shortcut_add(scs, label, ctrl->listbox.shortcut,
1640 SHORTCUT_UCTRL, uc);
1641 w = container;
1642 }
1643 break;
1644 case CTRL_TEXT:
1645 /*
1646 * Wrapping text widgets don't sit well with the GTK
1647 * layout model, in which widgets state a minimum size
1648 * and the whole window then adjusts to the smallest
1649 * size it can sensibly take given its contents. A
1650 * wrapping text widget _has_ no clear minimum size;
1651 * instead it has a range of possibilities. It can be
1652 * one line deep but 2000 wide, or two lines deep and
1653 * 1000 pixels, or three by 867, or four by 500 and so
1654 * on. It can be as short as you like provided you
1655 * don't mind it being wide, or as narrow as you like
1656 * provided you don't mind it being tall.
1657 *
1658 * Therefore, it fits very badly into the layout model.
1659 * Hence the only thing to do is pick a width and let
1660 * it choose its own number of lines. To do this I'm
1661 * going to cheat a little. All new wrapping text
1662 * widgets will be created with a minimal text content
1663 * "X"; then, after the rest of the dialog box is set
1664 * up and its size calculated, the text widgets will be
1665 * told their width and given their real text, which
1666 * will cause the size to be recomputed in the y
1667 * direction (because many of them will expand to more
1668 * than one line).
1669 */
1670 uc->text = w = gtk_label_new("X");
1671 gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.0);
1672 gtk_label_set_line_wrap(GTK_LABEL(w), TRUE);
1673 uc->textsig =
1674 gtk_signal_connect(GTK_OBJECT(w), "size-allocate",
1675 GTK_SIGNAL_FUNC(label_sizealloc), dp);
1676 break;
1677 }
1678
1679 assert(w != NULL);
1680
1681 columns_add(cols, w,
1682 COLUMN_START(ctrl->generic.column),
1683 COLUMN_SPAN(ctrl->generic.column));
1684 if (left)
1685 columns_force_left_align(cols, w);
1686 gtk_widget_show(w);
1687
1688 uc->toplevel = w;
1689 dlg_add_uctrl(dp, uc);
1690 }
1691
1692 return ret;
1693 }
1694
1695 struct selparam {
1696 struct dlgparam *dp;
1697 Panels *panels;
1698 GtkWidget *panel, *treeitem;
1699 struct Shortcuts shortcuts;
1700 };
1701
1702 static void treeitem_sel(GtkItem *item, gpointer data)
1703 {
1704 struct selparam *sp = (struct selparam *)data;
1705
1706 panels_switch_to(sp->panels, sp->panel);
1707
1708 sp->dp->shortcuts = &sp->shortcuts;
1709 sp->dp->currtreeitem = sp->treeitem;
1710 }
1711
1712 static void window_destroy(GtkWidget *widget, gpointer data)
1713 {
1714 gtk_main_quit();
1715 }
1716
1717 static int tree_grab_focus(struct dlgparam *dp)
1718 {
1719 int i, f;
1720
1721 /*
1722 * See if any of the treeitems has the focus.
1723 */
1724 f = -1;
1725 for (i = 0; i < dp->ntreeitems; i++)
1726 if (GTK_WIDGET_HAS_FOCUS(dp->treeitems[i])) {
1727 f = i;
1728 break;
1729 }
1730
1731 if (f >= 0)
1732 return FALSE;
1733 else {
1734 gtk_widget_grab_focus(dp->currtreeitem);
1735 return TRUE;
1736 }
1737 }
1738
1739 gint tree_focus(GtkContainer *container, GtkDirectionType direction,
1740 gpointer data)
1741 {
1742 struct dlgparam *dp = (struct dlgparam *)data;
1743
1744 gtk_signal_emit_stop_by_name(GTK_OBJECT(container), "focus");
1745 /*
1746 * If there's a focused treeitem, we return FALSE to cause the
1747 * focus to move on to some totally other control. If not, we
1748 * focus the selected one.
1749 */
1750 return tree_grab_focus(dp);
1751 }
1752
1753 int win_key_press(GtkWidget *widget, GdkEventKey *event, gpointer data)
1754 {
1755 struct dlgparam *dp = (struct dlgparam *)data;
1756
1757 if (event->keyval == GDK_Escape && dp->cancelbutton) {
1758 gtk_signal_emit_by_name(GTK_OBJECT(dp->cancelbutton), "clicked");
1759 return TRUE;
1760 }
1761
1762 if ((event->state & GDK_MOD1_MASK) &&
1763 (unsigned char)event->string[0] > 0 &&
1764 (unsigned char)event->string[0] <= 127) {
1765 int schr = (unsigned char)event->string[0];
1766 struct Shortcut *sc = &dp->shortcuts->sc[schr];
1767
1768 switch (sc->action) {
1769 case SHORTCUT_TREE:
1770 tree_grab_focus(dp);
1771 break;
1772 case SHORTCUT_FOCUS:
1773 gtk_widget_grab_focus(sc->widget);
1774 break;
1775 case SHORTCUT_UCTRL:
1776 /*
1777 * We must do something sensible with a uctrl.
1778 * Precisely what this is depends on the type of
1779 * control.
1780 */
1781 switch (sc->uc->ctrl->generic.type) {
1782 case CTRL_CHECKBOX:
1783 case CTRL_BUTTON:
1784 /* Check boxes and buttons get the focus _and_ get toggled. */
1785 gtk_widget_grab_focus(sc->uc->toplevel);
1786 gtk_signal_emit_by_name(GTK_OBJECT(sc->uc->toplevel),
1787 "clicked");
1788 break;
1789 case CTRL_FILESELECT:
1790 case CTRL_FONTSELECT:
1791 /* File/font selectors have their buttons pressed (ooer),
1792 * and focus transferred to the edit box. */
1793 gtk_signal_emit_by_name(GTK_OBJECT(sc->uc->button),
1794 "clicked");
1795 gtk_widget_grab_focus(sc->uc->entry);
1796 break;
1797 case CTRL_RADIO:
1798 /*
1799 * Radio buttons are fun, because they have
1800 * multiple shortcuts. We must find whether the
1801 * activated shortcut is the shortcut for the whole
1802 * group, or for a particular button. In the former
1803 * case, we find the currently selected button and
1804 * focus it; in the latter, we focus-and-click the
1805 * button whose shortcut was pressed.
1806 */
1807 if (schr == sc->uc->ctrl->radio.shortcut) {
1808 int i;
1809 for (i = 0; i < sc->uc->ctrl->radio.nbuttons; i++)
1810 if (gtk_toggle_button_get_active
1811 (GTK_TOGGLE_BUTTON(sc->uc->buttons[i]))) {
1812 gtk_widget_grab_focus(sc->uc->buttons[i]);
1813 }
1814 } else if (sc->uc->ctrl->radio.shortcuts) {
1815 int i;
1816 for (i = 0; i < sc->uc->ctrl->radio.nbuttons; i++)
1817 if (schr == sc->uc->ctrl->radio.shortcuts[i]) {
1818 gtk_widget_grab_focus(sc->uc->buttons[i]);
1819 gtk_signal_emit_by_name
1820 (GTK_OBJECT(sc->uc->buttons[i]), "clicked");
1821 }
1822 }
1823 break;
1824 case CTRL_LISTBOX:
1825 /*
1826 * If the list is really an option menu, we focus
1827 * and click it. Otherwise we tell it to focus one
1828 * of its children, which appears to do the Right
1829 * Thing.
1830 */
1831 if (sc->uc->optmenu) {
1832 GdkEventButton bev;
1833 gint returnval;
1834
1835 gtk_widget_grab_focus(sc->uc->optmenu);
1836 /* Option menus don't work using the "clicked" signal.
1837 * We need to manufacture a button press event :-/ */
1838 bev.type = GDK_BUTTON_PRESS;
1839 bev.button = 1;
1840 gtk_signal_emit_by_name(GTK_OBJECT(sc->uc->optmenu),
1841 "button_press_event",
1842 &bev, &returnval);
1843 } else {
1844 assert(sc->uc->list != NULL);
1845
1846 gtk_container_focus(GTK_CONTAINER(sc->uc->list),
1847 GTK_DIR_TAB_FORWARD);
1848 }
1849 break;
1850 }
1851 break;
1852 }
1853 }
1854
1855 return FALSE;
1856 }
1857
1858 int tree_key_press(GtkWidget *widget, GdkEventKey *event, gpointer data)
1859 {
1860 struct dlgparam *dp = (struct dlgparam *)data;
1861
1862 if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
1863 event->keyval == GDK_Down || event->keyval == GDK_KP_Down) {
1864 int dir, i, j = -1;
1865 for (i = 0; i < dp->ntreeitems; i++)
1866 if (widget == dp->treeitems[i])
1867 break;
1868 if (i < dp->ntreeitems) {
1869 if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up)
1870 dir = -1;
1871 else
1872 dir = +1;
1873
1874 while (1) {
1875 i += dir;
1876 if (i < 0 || i >= dp->ntreeitems)
1877 break; /* nothing in that dir to select */
1878 /*
1879 * Determine if this tree item is visible.
1880 */
1881 {
1882 GtkWidget *w = dp->treeitems[i];
1883 int vis = TRUE;
1884 while (w && (GTK_IS_TREE_ITEM(w) || GTK_IS_TREE(w))) {
1885 if (!GTK_WIDGET_VISIBLE(w)) {
1886 vis = FALSE;
1887 break;
1888 }
1889 w = w->parent;
1890 }
1891 if (vis) {
1892 j = i; /* got one */
1893 break;
1894 }
1895 }
1896 }
1897 }
1898 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget),
1899 "key_press_event");
1900 if (j >= 0) {
1901 gtk_signal_emit_by_name(GTK_OBJECT(dp->treeitems[j]), "toggle");
1902 gtk_widget_grab_focus(dp->treeitems[j]);
1903 }
1904 return TRUE;
1905 }
1906
1907 /*
1908 * It's nice for Left and Right to expand and collapse tree
1909 * branches.
1910 */
1911 if (event->keyval == GDK_Left || event->keyval == GDK_KP_Left) {
1912 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget),
1913 "key_press_event");
1914 gtk_tree_item_collapse(GTK_TREE_ITEM(widget));
1915 return TRUE;
1916 }
1917 if (event->keyval == GDK_Right || event->keyval == GDK_KP_Right) {
1918 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget),
1919 "key_press_event");
1920 gtk_tree_item_expand(GTK_TREE_ITEM(widget));
1921 return TRUE;
1922 }
1923
1924 return FALSE;
1925 }
1926
1927 void shortcut_add(struct Shortcuts *scs, GtkWidget *labelw,
1928 int chr, int action, void *ptr)
1929 {
1930 GtkLabel *label = GTK_LABEL(labelw);
1931 gchar *currstr, *pattern;
1932 int i;
1933
1934 if (chr == NO_SHORTCUT)
1935 return;
1936
1937 chr = tolower((unsigned char)chr);
1938
1939 assert(scs->sc[chr].action == SHORTCUT_EMPTY);
1940
1941 scs->sc[chr].action = action;
1942
1943 if (action == SHORTCUT_FOCUS) {
1944 scs->sc[chr].uc = NULL;
1945 scs->sc[chr].widget = (GtkWidget *)ptr;
1946 } else {
1947 scs->sc[chr].widget = NULL;
1948 scs->sc[chr].uc = (struct uctrl *)ptr;
1949 }
1950
1951 gtk_label_get(label, &currstr);
1952 for (i = 0; currstr[i]; i++)
1953 if (tolower((unsigned char)currstr[i]) == chr) {
1954 GtkRequisition req;
1955
1956 pattern = dupprintf("%*s_", i, "");
1957
1958 gtk_widget_size_request(GTK_WIDGET(label), &req);
1959 gtk_label_set_pattern(label, pattern);
1960 gtk_widget_set_usize(GTK_WIDGET(label), -1, req.height);
1961
1962 sfree(pattern);
1963 break;
1964 }
1965 }
1966
1967 int get_listitemheight(void)
1968 {
1969 GtkWidget *listitem = gtk_list_item_new_with_label("foo");
1970 GtkRequisition req;
1971 gtk_widget_size_request(listitem, &req);
1972 gtk_widget_unref(listitem);
1973 return req.height;
1974 }
1975
1976 int do_config_box(const char *title, Config *cfg, int midsession,
1977 int protcfginfo)
1978 {
1979 GtkWidget *window, *hbox, *vbox, *cols, *label,
1980 *tree, *treescroll, *panels, *panelvbox;
1981 int index, level, listitemheight;
1982 struct controlbox *ctrlbox;
1983 char *path;
1984 GtkTreeItem *treeitemlevels[8];
1985 GtkTree *treelevels[8];
1986 struct dlgparam dp;
1987 struct Shortcuts scs;
1988
1989 struct selparam *selparams = NULL;
1990 int nselparams = 0, selparamsize = 0;
1991
1992 dlg_init(&dp);
1993
1994 listitemheight = get_listitemheight();
1995
1996 for (index = 0; index < lenof(scs.sc); index++) {
1997 scs.sc[index].action = SHORTCUT_EMPTY;
1998 }
1999
2000 window = gtk_dialog_new();
2001
2002 ctrlbox = ctrl_new_box();
2003 setup_config_box(ctrlbox, midsession, cfg->protocol, protcfginfo);
2004 unix_setup_config_box(ctrlbox, midsession);
2005 gtk_setup_config_box(ctrlbox, midsession, window);
2006
2007 gtk_window_set_title(GTK_WINDOW(window), title);
2008 hbox = gtk_hbox_new(FALSE, 4);
2009 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox), hbox, TRUE, TRUE, 0);
2010 gtk_container_set_border_width(GTK_CONTAINER(hbox), 10);
2011 gtk_widget_show(hbox);
2012 vbox = gtk_vbox_new(FALSE, 4);
2013 gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);
2014 gtk_widget_show(vbox);
2015 cols = columns_new(4);
2016 gtk_box_pack_start(GTK_BOX(vbox), cols, FALSE, FALSE, 0);
2017 gtk_widget_show(cols);
2018 label = gtk_label_new("Category:");
2019 columns_add(COLUMNS(cols), label, 0, 1);
2020 columns_force_left_align(COLUMNS(cols), label);
2021 gtk_widget_show(label);
2022 treescroll = gtk_scrolled_window_new(NULL, NULL);
2023 tree = gtk_tree_new();
2024 gtk_signal_connect(GTK_OBJECT(tree), "focus_in_event",
2025 GTK_SIGNAL_FUNC(widget_focus), &dp);
2026 shortcut_add(&scs, label, 'g', SHORTCUT_TREE, tree);
2027 gtk_tree_set_view_mode(GTK_TREE(tree), GTK_TREE_VIEW_ITEM);
2028 gtk_tree_set_selection_mode(GTK_TREE(tree), GTK_SELECTION_BROWSE);
2029 gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(treescroll),
2030 tree);
2031 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(treescroll),
2032 GTK_POLICY_NEVER,
2033 GTK_POLICY_AUTOMATIC);
2034 gtk_signal_connect(GTK_OBJECT(tree), "focus",
2035 GTK_SIGNAL_FUNC(tree_focus), &dp);
2036 gtk_widget_show(tree);
2037 gtk_widget_show(treescroll);
2038 gtk_box_pack_start(GTK_BOX(vbox), treescroll, TRUE, TRUE, 0);
2039 panels = panels_new();
2040 gtk_box_pack_start(GTK_BOX(hbox), panels, TRUE, TRUE, 0);
2041 gtk_widget_show(panels);
2042
2043 panelvbox = NULL;
2044 path = NULL;
2045 level = 0;
2046 for (index = 0; index < ctrlbox->nctrlsets; index++) {
2047 struct controlset *s = ctrlbox->ctrlsets[index];
2048 GtkWidget *w;
2049
2050 if (!*s->pathname) {
2051 w = layout_ctrls(&dp, &scs, s, listitemheight, GTK_WINDOW(window));
2052 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->action_area),
2053 w, TRUE, TRUE, 0);
2054 } else {
2055 int j = path ? ctrl_path_compare(s->pathname, path) : 0;
2056 if (j != INT_MAX) { /* add to treeview, start new panel */
2057 char *c;
2058 GtkWidget *treeitem;
2059 int first;
2060
2061 /*
2062 * We expect never to find an implicit path
2063 * component. For example, we expect never to see
2064 * A/B/C followed by A/D/E, because that would
2065 * _implicitly_ create A/D. All our path prefixes
2066 * are expected to contain actual controls and be
2067 * selectable in the treeview; so we would expect
2068 * to see A/D _explicitly_ before encountering
2069 * A/D/E.
2070 */
2071 assert(j == ctrl_path_elements(s->pathname) - 1);
2072
2073 c = strrchr(s->pathname, '/');
2074 if (!c)
2075 c = s->pathname;
2076 else
2077 c++;
2078
2079 treeitem = gtk_tree_item_new_with_label(c);
2080 assert(j-1 < level);
2081 if (j > 0) {
2082 if (!treelevels[j-1]) {
2083 treelevels[j-1] = GTK_TREE(gtk_tree_new());
2084 gtk_tree_item_set_subtree
2085 (treeitemlevels[j-1],
2086 GTK_WIDGET(treelevels[j-1]));
2087 gtk_tree_item_expand(treeitemlevels[j-1]);
2088 }
2089 gtk_tree_append(treelevels[j-1], treeitem);
2090 } else {
2091 gtk_tree_append(GTK_TREE(tree), treeitem);
2092 }
2093 treeitemlevels[j] = GTK_TREE_ITEM(treeitem);
2094 treelevels[j] = NULL;
2095 level = j+1;
2096
2097 gtk_signal_connect(GTK_OBJECT(treeitem), "key_press_event",
2098 GTK_SIGNAL_FUNC(tree_key_press), &dp);
2099 gtk_signal_connect(GTK_OBJECT(treeitem), "focus_in_event",
2100 GTK_SIGNAL_FUNC(widget_focus), &dp);
2101
2102 gtk_widget_show(treeitem);
2103
2104 path = s->pathname;
2105
2106 first = (panelvbox == NULL);
2107
2108 panelvbox = gtk_vbox_new(FALSE, 4);
2109 gtk_container_add(GTK_CONTAINER(panels), panelvbox);
2110 if (first) {
2111 panels_switch_to(PANELS(panels), panelvbox);
2112 gtk_tree_select_child(GTK_TREE(tree), treeitem);
2113 }
2114
2115 if (nselparams >= selparamsize) {
2116 selparamsize += 16;
2117 selparams = sresize(selparams, selparamsize,
2118 struct selparam);
2119 }
2120 selparams[nselparams].dp = &dp;
2121 selparams[nselparams].panels = PANELS(panels);
2122 selparams[nselparams].panel = panelvbox;
2123 selparams[nselparams].shortcuts = scs; /* structure copy */
2124 selparams[nselparams].treeitem = treeitem;
2125 nselparams++;
2126
2127 }
2128
2129 w = layout_ctrls(&dp,
2130 &selparams[nselparams-1].shortcuts,
2131 s, listitemheight, NULL);
2132 gtk_box_pack_start(GTK_BOX(panelvbox), w, FALSE, FALSE, 0);
2133 gtk_widget_show(w);
2134 }
2135 }
2136
2137 dp.ntreeitems = nselparams;
2138 dp.treeitems = snewn(dp.ntreeitems, GtkWidget *);
2139
2140 for (index = 0; index < nselparams; index++) {
2141 gtk_signal_connect(GTK_OBJECT(selparams[index].treeitem), "select",
2142 GTK_SIGNAL_FUNC(treeitem_sel),
2143 &selparams[index]);
2144 dp.treeitems[index] = selparams[index].treeitem;
2145 }
2146
2147 dp.data = cfg;
2148 dlg_refresh(NULL, &dp);
2149
2150 dp.shortcuts = &selparams[0].shortcuts;
2151 dp.currtreeitem = dp.treeitems[0];
2152 dp.lastfocus = NULL;
2153 dp.retval = 0;
2154 dp.window = window;
2155
2156 gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
2157 gtk_widget_show(window);
2158
2159 /*
2160 * Set focus into the first available control.
2161 */
2162 for (index = 0; index < ctrlbox->nctrlsets; index++) {
2163 struct controlset *s = ctrlbox->ctrlsets[index];
2164 int done = 0;
2165 int j;
2166
2167 if (*s->pathname) {
2168 for (j = 0; j < s->ncontrols; j++)
2169 if (s->ctrls[j]->generic.type != CTRL_TABDELAY &&
2170 s->ctrls[j]->generic.type != CTRL_COLUMNS &&
2171 s->ctrls[j]->generic.type != CTRL_TEXT) {
2172 dlg_set_focus(s->ctrls[j], &dp);
2173 dp.lastfocus = s->ctrls[j];
2174 done = 1;
2175 break;
2176 }
2177 }
2178 if (done)
2179 break;
2180 }
2181
2182 gtk_signal_connect(GTK_OBJECT(window), "destroy",
2183 GTK_SIGNAL_FUNC(window_destroy), NULL);
2184 gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
2185 GTK_SIGNAL_FUNC(win_key_press), &dp);
2186
2187 gtk_main();
2188
2189 dlg_cleanup(&dp);
2190 sfree(selparams);
2191
2192 return dp.retval;
2193 }
2194
2195 static void messagebox_handler(union control *ctrl, void *dlg,
2196 void *data, int event)
2197 {
2198 if (event == EVENT_ACTION)
2199 dlg_end(dlg, ctrl->generic.context.i);
2200 }
2201 int messagebox(GtkWidget *parentwin, char *title, char *msg, int minwid, ...)
2202 {
2203 GtkWidget *window, *w0, *w1;
2204 struct controlbox *ctrlbox;
2205 struct controlset *s0, *s1;
2206 union control *c;
2207 struct dlgparam dp;
2208 struct Shortcuts scs;
2209 int index, ncols;
2210 va_list ap;
2211
2212 dlg_init(&dp);
2213
2214 for (index = 0; index < lenof(scs.sc); index++) {
2215 scs.sc[index].action = SHORTCUT_EMPTY;
2216 }
2217
2218 ctrlbox = ctrl_new_box();
2219
2220 ncols = 0;
2221 va_start(ap, minwid);
2222 while (va_arg(ap, char *) != NULL) {
2223 ncols++;
2224 (void) va_arg(ap, int); /* shortcut */
2225 (void) va_arg(ap, int); /* normal/default/cancel */
2226 (void) va_arg(ap, int); /* end value */
2227 }
2228 va_end(ap);
2229
2230 s0 = ctrl_getset(ctrlbox, "", "", "");
2231 c = ctrl_columns(s0, 2, 50, 50);
2232 c->columns.ncols = s0->ncolumns = ncols;
2233 c->columns.percentages = sresize(c->columns.percentages, ncols, int);
2234 for (index = 0; index < ncols; index++)
2235 c->columns.percentages[index] = (index+1)*100/ncols - index*100/ncols;
2236 va_start(ap, minwid);
2237 index = 0;
2238 while (1) {
2239 char *title = va_arg(ap, char *);
2240 int shortcut, type, value;
2241 if (title == NULL)
2242 break;
2243 shortcut = va_arg(ap, int);
2244 type = va_arg(ap, int);
2245 value = va_arg(ap, int);
2246 c = ctrl_pushbutton(s0, title, shortcut, HELPCTX(no_help),
2247 messagebox_handler, I(value));
2248 c->generic.column = index++;
2249 if (type > 0)
2250 c->button.isdefault = TRUE;
2251 else if (type < 0)
2252 c->button.iscancel = TRUE;
2253 }
2254 va_end(ap);
2255
2256 s1 = ctrl_getset(ctrlbox, "x", "", "");
2257 ctrl_text(s1, msg, HELPCTX(no_help));
2258
2259 window = gtk_dialog_new();
2260 gtk_window_set_title(GTK_WINDOW(window), title);
2261 w0 = layout_ctrls(&dp, &scs, s0, 0, GTK_WINDOW(window));
2262 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->action_area),
2263 w0, TRUE, TRUE, 0);
2264 gtk_widget_show(w0);
2265 w1 = layout_ctrls(&dp, &scs, s1, 0, GTK_WINDOW(window));
2266 gtk_container_set_border_width(GTK_CONTAINER(w1), 10);
2267 gtk_widget_set_usize(w1, minwid+20, -1);
2268 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox),
2269 w1, TRUE, TRUE, 0);
2270 gtk_widget_show(w1);
2271
2272 dp.shortcuts = &scs;
2273 dp.lastfocus = NULL;
2274 dp.retval = 0;
2275 dp.window = window;
2276
2277 gtk_window_set_modal(GTK_WINDOW(window), TRUE);
2278 if (parentwin) {
2279 set_transient_window_pos(parentwin, window);
2280 gtk_window_set_transient_for(GTK_WINDOW(window),
2281 GTK_WINDOW(parentwin));
2282 } else
2283 gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
2284 gtk_widget_show(window);
2285
2286 gtk_signal_connect(GTK_OBJECT(window), "destroy",
2287 GTK_SIGNAL_FUNC(window_destroy), NULL);
2288 gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
2289 GTK_SIGNAL_FUNC(win_key_press), &dp);
2290
2291 gtk_main();
2292
2293 dlg_cleanup(&dp);
2294 ctrl_free_box(ctrlbox);
2295
2296 return dp.retval;
2297 }
2298
2299 static int string_width(char *text)
2300 {
2301 GtkWidget *label = gtk_label_new(text);
2302 GtkRequisition req;
2303 gtk_widget_size_request(label, &req);
2304 gtk_widget_unref(label);
2305 return req.width;
2306 }
2307
2308 int reallyclose(void *frontend)
2309 {
2310 char *title = dupcat(appname, " Exit Confirmation", NULL);
2311 int ret = messagebox(GTK_WIDGET(get_window(frontend)),
2312 title, "Are you sure you want to close this session?",
2313 string_width("Most of the width of the above text"),
2314 "Yes", 'y', +1, 1,
2315 "No", 'n', -1, 0,
2316 NULL);
2317 sfree(title);
2318 return ret;
2319 }
2320
2321 int verify_ssh_host_key(void *frontend, char *host, int port, char *keytype,
2322 char *keystr, char *fingerprint,
2323 void (*callback)(void *ctx, int result), void *ctx)
2324 {
2325 static const char absenttxt[] =
2326 "The server's host key is not cached. You have no guarantee "
2327 "that the server is the computer you think it is.\n"
2328 "The server's %s key fingerprint is:\n"
2329 "%s\n"
2330 "If you trust this host, press \"Accept\" to add the key to "
2331 "PuTTY's cache and carry on connecting.\n"
2332 "If you want to carry on connecting just once, without "
2333 "adding the key to the cache, press \"Connect Once\".\n"
2334 "If you do not trust this host, press \"Cancel\" to abandon the "
2335 "connection.";
2336 static const char wrongtxt[] =
2337 "WARNING - POTENTIAL SECURITY BREACH!\n"
2338 "The server's host key does not match the one PuTTY has "
2339 "cached. This means that either the server administrator "
2340 "has changed the host key, or you have actually connected "
2341 "to another computer pretending to be the server.\n"
2342 "The new %s key fingerprint is:\n"
2343 "%s\n"
2344 "If you were expecting this change and trust the new key, "
2345 "press \"Accept\" to update PuTTY's cache and continue connecting.\n"
2346 "If you want to carry on connecting but without updating "
2347 "the cache, press \"Connect Once\".\n"
2348 "If you want to abandon the connection completely, press "
2349 "\"Cancel\" to cancel. Pressing \"Cancel\" is the ONLY guaranteed "
2350 "safe choice.";
2351 char *text;
2352 int ret;
2353
2354 /*
2355 * Verify the key.
2356 */
2357 ret = verify_host_key(host, port, keytype, keystr);
2358
2359 if (ret == 0) /* success - key matched OK */
2360 return 1;
2361
2362 text = dupprintf((ret == 2 ? wrongtxt : absenttxt), keytype, fingerprint);
2363
2364 ret = messagebox(GTK_WIDGET(get_window(frontend)),
2365 "PuTTY Security Alert", text,
2366 string_width(fingerprint),
2367 "Accept", 'a', 0, 2,
2368 "Connect Once", 'o', 0, 1,
2369 "Cancel", 'c', -1, 0,
2370 NULL);
2371
2372 sfree(text);
2373
2374 if (ret == 2) {
2375 store_host_key(host, port, keytype, keystr);
2376 return 1; /* continue with connection */
2377 } else if (ret == 1)
2378 return 1; /* continue with connection */
2379 return 0; /* do not continue with connection */
2380 }
2381
2382 /*
2383 * Ask whether the selected algorithm is acceptable (since it was
2384 * below the configured 'warn' threshold).
2385 */
2386 int askalg(void *frontend, const char *algtype, const char *algname,
2387 void (*callback)(void *ctx, int result), void *ctx)
2388 {
2389 static const char msg[] =
2390 "The first %s supported by the server is "
2391 "%s, which is below the configured warning threshold.\n"
2392 "Continue with connection?";
2393 char *text;
2394 int ret;
2395
2396 text = dupprintf(msg, algtype, algname);
2397 ret = messagebox(GTK_WIDGET(get_window(frontend)),
2398 "PuTTY Security Alert", text,
2399 string_width("Continue with connection?"),
2400 "Yes", 'y', 0, 1,
2401 "No", 'n', 0, 0,
2402 NULL);
2403 sfree(text);
2404
2405 if (ret) {
2406 return 1;
2407 } else {
2408 return 0;
2409 }
2410 }
2411
2412 void old_keyfile_warning(void)
2413 {
2414 /*
2415 * This should never happen on Unix. We hope.
2416 */
2417 }
2418
2419 void fatal_message_box(void *window, char *msg)
2420 {
2421 messagebox(window, "PuTTY Fatal Error", msg,
2422 string_width("REASONABLY LONG LINE OF TEXT FOR BASIC SANITY"),
2423 "OK", 'o', 1, 1, NULL);
2424 }
2425
2426 void fatalbox(char *p, ...)
2427 {
2428 va_list ap;
2429 char *msg;
2430 va_start(ap, p);
2431 msg = dupvprintf(p, ap);
2432 va_end(ap);
2433 fatal_message_box(NULL, msg);
2434 sfree(msg);
2435 cleanup_exit(1);
2436 }
2437
2438 static GtkWidget *aboutbox = NULL;
2439
2440 static void about_close_clicked(GtkButton *button, gpointer data)
2441 {
2442 gtk_widget_destroy(aboutbox);
2443 aboutbox = NULL;
2444 }
2445
2446 static void licence_clicked(GtkButton *button, gpointer data)
2447 {
2448 char *title;
2449
2450 char *licence =
2451 "Copyright 1997-2006 Simon Tatham.\n\n"
2452
2453 "Portions copyright Robert de Bath, Joris van Rantwijk, Delian "
2454 "Delchev, Andreas Schultz, Jeroen Massar, Wez Furlong, Nicolas "
2455 "Barry, Justin Bradford, Ben Harris, Malcolm Smith, Ahmad Khalifa, "
2456 "Markus Kuhn, and CORE SDI S.A.\n\n"
2457
2458 "Permission is hereby granted, free of charge, to any person "
2459 "obtaining a copy of this software and associated documentation "
2460 "files (the ""Software""), to deal in the Software without restriction, "
2461 "including without limitation the rights to use, copy, modify, merge, "
2462 "publish, distribute, sublicense, and/or sell copies of the Software, "
2463 "and to permit persons to whom the Software is furnished to do so, "
2464 "subject to the following conditions:\n\n"
2465
2466 "The above copyright notice and this permission notice shall be "
2467 "included in all copies or substantial portions of the Software.\n\n"
2468
2469 "THE SOFTWARE IS PROVIDED ""AS IS"", WITHOUT "
2470 "WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, "
2471 "INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF "
2472 "MERCHANTABILITY, FITNESS FOR A PARTICULAR "
2473 "PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE "
2474 "COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES "
2475 "OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, "
2476 "TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN "
2477 "CONNECTION WITH THE SOFTWARE OR THE USE OR "
2478 "OTHER DEALINGS IN THE SOFTWARE.";
2479
2480 title = dupcat(appname, " Licence", NULL);
2481 assert(aboutbox != NULL);
2482 messagebox(aboutbox, title, licence,
2483 string_width("LONGISH LINE OF TEXT SO THE LICENCE"
2484 " BOX ISN'T EXCESSIVELY TALL AND THIN"),
2485 "OK", 'o', 1, 1, NULL);
2486 sfree(title);
2487 }
2488
2489 void about_box(void *window)
2490 {
2491 GtkWidget *w;
2492 char *title;
2493
2494 if (aboutbox) {
2495 gtk_widget_grab_focus(aboutbox);
2496 return;
2497 }
2498
2499 aboutbox = gtk_dialog_new();
2500 gtk_container_set_border_width(GTK_CONTAINER(aboutbox), 10);
2501 title = dupcat("About ", appname, NULL);
2502 gtk_window_set_title(GTK_WINDOW(aboutbox), title);
2503 sfree(title);
2504
2505 w = gtk_button_new_with_label("Close");
2506 GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
2507 gtk_window_set_default(GTK_WINDOW(aboutbox), w);
2508 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(aboutbox)->action_area),
2509 w, FALSE, FALSE, 0);
2510 gtk_signal_connect(GTK_OBJECT(w), "clicked",
2511 GTK_SIGNAL_FUNC(about_close_clicked), NULL);
2512 gtk_widget_show(w);
2513
2514 w = gtk_button_new_with_label("View Licence");
2515 GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
2516 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(aboutbox)->action_area),
2517 w, FALSE, FALSE, 0);
2518 gtk_signal_connect(GTK_OBJECT(w), "clicked",
2519 GTK_SIGNAL_FUNC(licence_clicked), NULL);
2520 gtk_widget_show(w);
2521
2522 w = gtk_label_new(appname);
2523 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(aboutbox)->vbox),
2524 w, FALSE, FALSE, 0);
2525 gtk_widget_show(w);
2526
2527 w = gtk_label_new(ver);
2528 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(aboutbox)->vbox),
2529 w, FALSE, FALSE, 5);
2530 gtk_widget_show(w);
2531
2532 w = gtk_label_new("Copyright 1997-2006 Simon Tatham. All rights reserved");
2533 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(aboutbox)->vbox),
2534 w, FALSE, FALSE, 5);
2535 gtk_widget_show(w);
2536
2537 set_transient_window_pos(GTK_WIDGET(window), aboutbox);
2538 gtk_widget_show(aboutbox);
2539 }
2540
2541 struct eventlog_stuff {
2542 GtkWidget *parentwin, *window;
2543 struct controlbox *eventbox;
2544 struct Shortcuts scs;
2545 struct dlgparam dp;
2546 union control *listctrl;
2547 char **events;
2548 int nevents, negsize;
2549 char *seldata;
2550 int sellen;
2551 int ignore_selchange;
2552 };
2553
2554 static void eventlog_destroy(GtkWidget *widget, gpointer data)
2555 {
2556 struct eventlog_stuff *es = (struct eventlog_stuff *)data;
2557
2558 es->window = NULL;
2559 sfree(es->seldata);
2560 dlg_cleanup(&es->dp);
2561 ctrl_free_box(es->eventbox);
2562 }
2563 static void eventlog_ok_handler(union control *ctrl, void *dlg,
2564 void *data, int event)
2565 {
2566 if (event == EVENT_ACTION)
2567 dlg_end(dlg, 0);
2568 }
2569 static void eventlog_list_handler(union control *ctrl, void *dlg,
2570 void *data, int event)
2571 {
2572 struct eventlog_stuff *es = (struct eventlog_stuff *)data;
2573
2574 if (event == EVENT_REFRESH) {
2575 int i;
2576
2577 dlg_update_start(ctrl, dlg);
2578 dlg_listbox_clear(ctrl, dlg);
2579 for (i = 0; i < es->nevents; i++) {
2580 dlg_listbox_add(ctrl, dlg, es->events[i]);
2581 }
2582 dlg_update_done(ctrl, dlg);
2583 } else if (event == EVENT_SELCHANGE) {
2584 int i;
2585 int selsize = 0;
2586
2587 /*
2588 * If this SELCHANGE event is happening as a result of
2589 * deliberate deselection because someone else has grabbed
2590 * the selection, the last thing we want to do is pre-empt
2591 * them.
2592 */
2593 if (es->ignore_selchange)
2594 return;
2595
2596 /*
2597 * Construct the data to use as the selection.
2598 */
2599 sfree(es->seldata);
2600 es->seldata = NULL;
2601 es->sellen = 0;
2602 for (i = 0; i < es->nevents; i++) {
2603 if (dlg_listbox_issel(ctrl, dlg, i)) {
2604 int extralen = strlen(es->events[i]);
2605
2606 if (es->sellen + extralen + 2 > selsize) {
2607 selsize = es->sellen + extralen + 512;
2608 es->seldata = sresize(es->seldata, selsize, char);
2609 }
2610
2611 strcpy(es->seldata + es->sellen, es->events[i]);
2612 es->sellen += extralen;
2613 es->seldata[es->sellen++] = '\n';
2614 }
2615 }
2616
2617 if (gtk_selection_owner_set(es->window, GDK_SELECTION_PRIMARY,
2618 GDK_CURRENT_TIME)) {
2619 extern GdkAtom compound_text_atom;
2620
2621 gtk_selection_add_target(es->window, GDK_SELECTION_PRIMARY,
2622 GDK_SELECTION_TYPE_STRING, 1);
2623 gtk_selection_add_target(es->window, GDK_SELECTION_PRIMARY,
2624 compound_text_atom, 1);
2625 }
2626
2627 }
2628 }
2629
2630 void eventlog_selection_get(GtkWidget *widget, GtkSelectionData *seldata,
2631 guint info, guint time_stamp, gpointer data)
2632 {
2633 struct eventlog_stuff *es = (struct eventlog_stuff *)data;
2634
2635 gtk_selection_data_set(seldata, seldata->target, 8,
2636 es->seldata, es->sellen);
2637 }
2638
2639 gint eventlog_selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
2640 gpointer data)
2641 {
2642 struct eventlog_stuff *es = (struct eventlog_stuff *)data;
2643 struct uctrl *uc;
2644
2645 /*
2646 * Deselect everything in the list box.
2647 */
2648 uc = dlg_find_byctrl(&es->dp, es->listctrl);
2649 es->ignore_selchange = 1;
2650 gtk_list_unselect_all(GTK_LIST(uc->list));
2651 es->ignore_selchange = 0;
2652
2653 sfree(es->seldata);
2654 es->sellen = 0;
2655 es->seldata = NULL;
2656 return TRUE;
2657 }
2658
2659 void showeventlog(void *estuff, void *parentwin)
2660 {
2661 struct eventlog_stuff *es = (struct eventlog_stuff *)estuff;
2662 GtkWidget *window, *w0, *w1;
2663 GtkWidget *parent = GTK_WIDGET(parentwin);
2664 struct controlset *s0, *s1;
2665 union control *c;
2666 int listitemheight, index;
2667 char *title;
2668
2669 if (es->window) {
2670 gtk_widget_grab_focus(es->window);
2671 return;
2672 }
2673
2674 dlg_init(&es->dp);
2675
2676 for (index = 0; index < lenof(es->scs.sc); index++) {
2677 es->scs.sc[index].action = SHORTCUT_EMPTY;
2678 }
2679
2680 es->eventbox = ctrl_new_box();
2681
2682 s0 = ctrl_getset(es->eventbox, "", "", "");
2683 ctrl_columns(s0, 3, 33, 34, 33);
2684 c = ctrl_pushbutton(s0, "Close", 'c', HELPCTX(no_help),
2685 eventlog_ok_handler, P(NULL));
2686 c->button.column = 1;
2687 c->button.isdefault = TRUE;
2688
2689 s1 = ctrl_getset(es->eventbox, "x", "", "");
2690 es->listctrl = c = ctrl_listbox(s1, NULL, NO_SHORTCUT, HELPCTX(no_help),
2691 eventlog_list_handler, P(es));
2692 c->listbox.height = 10;
2693 c->listbox.multisel = 2;
2694 c->listbox.ncols = 3;
2695 c->listbox.percentages = snewn(3, int);
2696 c->listbox.percentages[0] = 25;
2697 c->listbox.percentages[1] = 10;
2698 c->listbox.percentages[2] = 65;
2699
2700 listitemheight = get_listitemheight();
2701
2702 es->window = window = gtk_dialog_new();
2703 title = dupcat(appname, " Event Log", NULL);
2704 gtk_window_set_title(GTK_WINDOW(window), title);
2705 sfree(title);
2706 w0 = layout_ctrls(&es->dp, &es->scs, s0,
2707 listitemheight, GTK_WINDOW(window));
2708 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->action_area),
2709 w0, TRUE, TRUE, 0);
2710 gtk_widget_show(w0);
2711 w1 = layout_ctrls(&es->dp, &es->scs, s1,
2712 listitemheight, GTK_WINDOW(window));
2713 gtk_container_set_border_width(GTK_CONTAINER(w1), 10);
2714 gtk_widget_set_usize(w1, 20 +
2715 string_width("LINE OF TEXT GIVING WIDTH OF EVENT LOG"
2716 " IS QUITE LONG 'COS SSH LOG ENTRIES"
2717 " ARE WIDE"), -1);
2718 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox),
2719 w1, TRUE, TRUE, 0);
2720 gtk_widget_show(w1);
2721
2722 es->dp.data = es;
2723 es->dp.shortcuts = &es->scs;
2724 es->dp.lastfocus = NULL;
2725 es->dp.retval = 0;
2726 es->dp.window = window;
2727
2728 dlg_refresh(NULL, &es->dp);
2729
2730 if (parent) {
2731 set_transient_window_pos(parent, window);
2732 gtk_window_set_transient_for(GTK_WINDOW(window),
2733 GTK_WINDOW(parent));
2734 } else
2735 gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
2736 gtk_widget_show(window);
2737
2738 gtk_signal_connect(GTK_OBJECT(window), "destroy",
2739 GTK_SIGNAL_FUNC(eventlog_destroy), es);
2740 gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
2741 GTK_SIGNAL_FUNC(win_key_press), &es->dp);
2742 gtk_signal_connect(GTK_OBJECT(window), "selection_get",
2743 GTK_SIGNAL_FUNC(eventlog_selection_get), es);
2744 gtk_signal_connect(GTK_OBJECT(window), "selection_clear_event",
2745 GTK_SIGNAL_FUNC(eventlog_selection_clear), es);
2746 }
2747
2748 void *eventlogstuff_new(void)
2749 {
2750 struct eventlog_stuff *es;
2751 es = snew(struct eventlog_stuff);
2752 memset(es, 0, sizeof(*es));
2753 return es;
2754 }
2755
2756 void logevent_dlg(void *estuff, const char *string)
2757 {
2758 struct eventlog_stuff *es = (struct eventlog_stuff *)estuff;
2759
2760 char timebuf[40];
2761 struct tm tm;
2762
2763 if (es->nevents >= es->negsize) {
2764 es->negsize += 64;
2765 es->events = sresize(es->events, es->negsize, char *);
2766 }
2767
2768 tm=ltime();
2769 strftime(timebuf, sizeof(timebuf), "%Y-%m-%d %H:%M:%S\t", &tm);
2770
2771 es->events[es->nevents] = snewn(strlen(timebuf) + strlen(string) + 1, char);
2772 strcpy(es->events[es->nevents], timebuf);
2773 strcat(es->events[es->nevents], string);
2774 if (es->window) {
2775 dlg_listbox_add(es->listctrl, &es->dp, es->events[es->nevents]);
2776 }
2777 es->nevents++;
2778 }
2779
2780 int askappend(void *frontend, Filename filename,
2781 void (*callback)(void *ctx, int result), void *ctx)
2782 {
2783 static const char msgtemplate[] =
2784 "The session log file \"%.*s\" already exists. "
2785 "You can overwrite it with a new session log, "
2786 "append your session log to the end of it, "
2787 "or disable session logging for this session.";
2788 char *message;
2789 char *mbtitle;
2790 int mbret;
2791
2792 message = dupprintf(msgtemplate, FILENAME_MAX, filename.path);
2793 mbtitle = dupprintf("%s Log to File", appname);
2794
2795 mbret = messagebox(get_window(frontend), mbtitle, message,
2796 string_width("LINE OF TEXT SUITABLE FOR THE"
2797 " ASKAPPEND WIDTH"),
2798 "Overwrite", 'o', 1, 2,
2799 "Append", 'a', 0, 1,
2800 "Disable", 'd', -1, 0,
2801 NULL);
2802
2803 sfree(message);
2804 sfree(mbtitle);
2805
2806 return mbret;
2807 }
Simon Tatham's PuTTY GUI SSH client; import of svn://svn.tartarus.org/sgt/putty