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