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Loose end from r5031: the Kex panel should only be displayed in
[u/mdw/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 gtk_list_select_item(GTK_LIST(uc->list), index);
553 }
554 }
555
556 void dlg_text_set(union control *ctrl, void *dlg, char const *text)
557 {
558 struct dlgparam *dp = (struct dlgparam *)dlg;
559 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
560
561 assert(uc->ctrl->generic.type == CTRL_TEXT);
562 assert(uc->text != NULL);
563
564 gtk_label_set_text(GTK_LABEL(uc->text), text);
565 }
566
567 void dlg_filesel_set(union control *ctrl, void *dlg, Filename fn)
568 {
569 struct dlgparam *dp = (struct dlgparam *)dlg;
570 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
571 assert(uc->ctrl->generic.type == CTRL_FILESELECT);
572 assert(uc->entry != NULL);
573 gtk_entry_set_text(GTK_ENTRY(uc->entry), fn.path);
574 }
575
576 void dlg_filesel_get(union control *ctrl, void *dlg, Filename *fn)
577 {
578 struct dlgparam *dp = (struct dlgparam *)dlg;
579 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
580 assert(uc->ctrl->generic.type == CTRL_FILESELECT);
581 assert(uc->entry != NULL);
582 strncpy(fn->path, gtk_entry_get_text(GTK_ENTRY(uc->entry)),
583 lenof(fn->path));
584 fn->path[lenof(fn->path)-1] = '\0';
585 }
586
587 void dlg_fontsel_set(union control *ctrl, void *dlg, FontSpec fs)
588 {
589 struct dlgparam *dp = (struct dlgparam *)dlg;
590 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
591 assert(uc->ctrl->generic.type == CTRL_FONTSELECT);
592 assert(uc->entry != NULL);
593 gtk_entry_set_text(GTK_ENTRY(uc->entry), fs.name);
594 }
595
596 void dlg_fontsel_get(union control *ctrl, void *dlg, FontSpec *fs)
597 {
598 struct dlgparam *dp = (struct dlgparam *)dlg;
599 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
600 assert(uc->ctrl->generic.type == CTRL_FONTSELECT);
601 assert(uc->entry != NULL);
602 strncpy(fs->name, gtk_entry_get_text(GTK_ENTRY(uc->entry)),
603 lenof(fs->name));
604 fs->name[lenof(fs->name)-1] = '\0';
605 }
606
607 /*
608 * Bracketing a large set of updates in these two functions will
609 * cause the front end (if possible) to delay updating the screen
610 * until it's all complete, thus avoiding flicker.
611 */
612 void dlg_update_start(union control *ctrl, void *dlg)
613 {
614 /*
615 * Apparently we can't do this at all in GTK. GtkCList supports
616 * freeze and thaw, but not GtkList. Bah.
617 */
618 }
619
620 void dlg_update_done(union control *ctrl, void *dlg)
621 {
622 /*
623 * Apparently we can't do this at all in GTK. GtkCList supports
624 * freeze and thaw, but not GtkList. Bah.
625 */
626 }
627
628 void dlg_set_focus(union control *ctrl, void *dlg)
629 {
630 struct dlgparam *dp = (struct dlgparam *)dlg;
631 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
632
633 switch (ctrl->generic.type) {
634 case CTRL_CHECKBOX:
635 case CTRL_BUTTON:
636 /* Check boxes and buttons get the focus _and_ get toggled. */
637 gtk_widget_grab_focus(uc->toplevel);
638 break;
639 case CTRL_FILESELECT:
640 case CTRL_FONTSELECT:
641 case CTRL_EDITBOX:
642 /* Anything containing an edit box gets that focused. */
643 gtk_widget_grab_focus(uc->entry);
644 break;
645 case CTRL_RADIO:
646 /*
647 * Radio buttons: we find the currently selected button and
648 * focus it.
649 */
650 {
651 int i;
652 for (i = 0; i < ctrl->radio.nbuttons; i++)
653 if (gtk_toggle_button_get_active
654 (GTK_TOGGLE_BUTTON(uc->buttons[i]))) {
655 gtk_widget_grab_focus(uc->buttons[i]);
656 }
657 }
658 break;
659 case CTRL_LISTBOX:
660 /*
661 * If the list is really an option menu, we focus it.
662 * Otherwise we tell it to focus one of its children, which
663 * appears to do the Right Thing.
664 */
665 if (uc->optmenu) {
666 gtk_widget_grab_focus(uc->optmenu);
667 } else {
668 assert(uc->list != NULL);
669 gtk_container_focus(GTK_CONTAINER(uc->list), GTK_DIR_TAB_FORWARD);
670 }
671 break;
672 }
673 }
674
675 /*
676 * During event processing, you might well want to give an error
677 * indication to the user. dlg_beep() is a quick and easy generic
678 * error; dlg_error() puts up a message-box or equivalent.
679 */
680 void dlg_beep(void *dlg)
681 {
682 gdk_beep();
683 }
684
685 static void errmsg_button_clicked(GtkButton *button, gpointer data)
686 {
687 gtk_widget_destroy(GTK_WIDGET(data));
688 }
689
690 static void set_transient_window_pos(GtkWidget *parent, GtkWidget *child)
691 {
692 gint x, y, w, h, dx, dy;
693 GtkRequisition req;
694 gtk_window_set_position(GTK_WINDOW(child), GTK_WIN_POS_NONE);
695 gtk_widget_size_request(GTK_WIDGET(child), &req);
696
697 gdk_window_get_origin(GTK_WIDGET(parent)->window, &x, &y);
698 gdk_window_get_size(GTK_WIDGET(parent)->window, &w, &h);
699
700 /*
701 * One corner of the transient will be offset inwards, by 1/4
702 * of the parent window's size, from the corresponding corner
703 * of the parent window. The corner will be chosen so as to
704 * place the transient closer to the centre of the screen; this
705 * should avoid transients going off the edge of the screen on
706 * a regular basis.
707 */
708 if (x + w/2 < gdk_screen_width() / 2)
709 dx = x + w/4; /* work from left edges */
710 else
711 dx = x + 3*w/4 - req.width; /* work from right edges */
712 if (y + h/2 < gdk_screen_height() / 2)
713 dy = y + h/4; /* work from top edges */
714 else
715 dy = y + 3*h/4 - req.height; /* work from bottom edges */
716 gtk_widget_set_uposition(GTK_WIDGET(child), dx, dy);
717 }
718
719 void dlg_error_msg(void *dlg, char *msg)
720 {
721 struct dlgparam *dp = (struct dlgparam *)dlg;
722 GtkWidget *window, *hbox, *text, *ok;
723
724 window = gtk_dialog_new();
725 text = gtk_label_new(msg);
726 gtk_misc_set_alignment(GTK_MISC(text), 0.0, 0.0);
727 hbox = gtk_hbox_new(FALSE, 0);
728 gtk_box_pack_start(GTK_BOX(hbox), text, FALSE, FALSE, 20);
729 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox),
730 hbox, FALSE, FALSE, 20);
731 gtk_widget_show(text);
732 gtk_widget_show(hbox);
733 gtk_window_set_title(GTK_WINDOW(window), "Error");
734 gtk_label_set_line_wrap(GTK_LABEL(text), TRUE);
735 ok = gtk_button_new_with_label("OK");
736 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window)->action_area),
737 ok, FALSE, FALSE, 0);
738 gtk_widget_show(ok);
739 GTK_WIDGET_SET_FLAGS(ok, GTK_CAN_DEFAULT);
740 gtk_window_set_default(GTK_WINDOW(window), ok);
741 gtk_signal_connect(GTK_OBJECT(ok), "clicked",
742 GTK_SIGNAL_FUNC(errmsg_button_clicked), window);
743 gtk_signal_connect(GTK_OBJECT(window), "destroy",
744 GTK_SIGNAL_FUNC(window_destroy), NULL);
745 gtk_window_set_modal(GTK_WINDOW(window), TRUE);
746 gtk_window_set_transient_for(GTK_WINDOW(window), GTK_WINDOW(dp->window));
747 set_transient_window_pos(dp->window, window);
748 gtk_widget_show(window);
749 gtk_main();
750 }
751
752 /*
753 * This function signals to the front end that the dialog's
754 * processing is completed, and passes an integer value (typically
755 * a success status).
756 */
757 void dlg_end(void *dlg, int value)
758 {
759 struct dlgparam *dp = (struct dlgparam *)dlg;
760 dp->retval = value;
761 gtk_widget_destroy(dp->window);
762 }
763
764 void dlg_refresh(union control *ctrl, void *dlg)
765 {
766 struct dlgparam *dp = (struct dlgparam *)dlg;
767 struct uctrl *uc;
768
769 if (ctrl) {
770 if (ctrl->generic.handler != NULL)
771 ctrl->generic.handler(ctrl, dp, dp->data, EVENT_REFRESH);
772 } else {
773 int i;
774
775 for (i = 0; (uc = index234(dp->byctrl, i)) != NULL; i++) {
776 assert(uc->ctrl != NULL);
777 if (uc->ctrl->generic.handler != NULL)
778 uc->ctrl->generic.handler(uc->ctrl, dp,
779 dp->data, EVENT_REFRESH);
780 }
781 }
782 }
783
784 void dlg_coloursel_start(union control *ctrl, void *dlg, int r, int g, int b)
785 {
786 struct dlgparam *dp = (struct dlgparam *)dlg;
787 struct uctrl *uc = dlg_find_byctrl(dp, ctrl);
788 gdouble cvals[4];
789
790 GtkWidget *coloursel =
791 gtk_color_selection_dialog_new("Select a colour");
792 GtkColorSelectionDialog *ccs = GTK_COLOR_SELECTION_DIALOG(coloursel);
793
794 dp->coloursel_result.ok = FALSE;
795
796 gtk_window_set_modal(GTK_WINDOW(coloursel), TRUE);
797 gtk_color_selection_set_opacity(GTK_COLOR_SELECTION(ccs->colorsel), FALSE);
798 cvals[0] = r / 255.0;
799 cvals[1] = g / 255.0;
800 cvals[2] = b / 255.0;
801 cvals[3] = 1.0; /* fully opaque! */
802 gtk_color_selection_set_color(GTK_COLOR_SELECTION(ccs->colorsel), cvals);
803
804 gtk_object_set_data(GTK_OBJECT(ccs->ok_button), "user-data",
805 (gpointer)coloursel);
806 gtk_object_set_data(GTK_OBJECT(ccs->cancel_button), "user-data",
807 (gpointer)coloursel);
808 gtk_object_set_data(GTK_OBJECT(coloursel), "user-data", (gpointer)uc);
809 gtk_signal_connect(GTK_OBJECT(ccs->ok_button), "clicked",
810 GTK_SIGNAL_FUNC(coloursel_ok), (gpointer)dp);
811 gtk_signal_connect(GTK_OBJECT(ccs->cancel_button), "clicked",
812 GTK_SIGNAL_FUNC(coloursel_cancel), (gpointer)dp);
813 gtk_signal_connect_object(GTK_OBJECT(ccs->ok_button), "clicked",
814 GTK_SIGNAL_FUNC(gtk_widget_destroy),
815 (gpointer)coloursel);
816 gtk_signal_connect_object(GTK_OBJECT(ccs->cancel_button), "clicked",
817 GTK_SIGNAL_FUNC(gtk_widget_destroy),
818 (gpointer)coloursel);
819 gtk_widget_show(coloursel);
820 }
821
822 int dlg_coloursel_results(union control *ctrl, void *dlg,
823 int *r, int *g, int *b)
824 {
825 struct dlgparam *dp = (struct dlgparam *)dlg;
826 if (dp->coloursel_result.ok) {
827 *r = dp->coloursel_result.r;
828 *g = dp->coloursel_result.g;
829 *b = dp->coloursel_result.b;
830 return 1;
831 } else
832 return 0;
833 }
834
835 /* ----------------------------------------------------------------------
836 * Signal handlers while the dialog box is active.
837 */
838
839 static gboolean widget_focus(GtkWidget *widget, GdkEventFocus *event,
840 gpointer data)
841 {
842 struct dlgparam *dp = (struct dlgparam *)data;
843 struct uctrl *uc = dlg_find_bywidget(dp, widget);
844 union control *focus;
845
846 if (uc && uc->ctrl)
847 focus = uc->ctrl;
848 else
849 focus = NULL;
850
851 if (focus != dp->currfocus) {
852 dp->lastfocus = dp->currfocus;
853 dp->currfocus = focus;
854 }
855
856 return FALSE;
857 }
858
859 static void button_clicked(GtkButton *button, gpointer data)
860 {
861 struct dlgparam *dp = (struct dlgparam *)data;
862 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(button));
863 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_ACTION);
864 }
865
866 static void button_toggled(GtkToggleButton *tb, gpointer data)
867 {
868 struct dlgparam *dp = (struct dlgparam *)data;
869 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(tb));
870 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_VALCHANGE);
871 }
872
873 static int editbox_key(GtkWidget *widget, GdkEventKey *event, gpointer data)
874 {
875 /*
876 * GtkEntry has a nasty habit of eating the Return key, which
877 * is unhelpful since it doesn't actually _do_ anything with it
878 * (it calls gtk_widget_activate, but our edit boxes never need
879 * activating). So I catch Return before GtkEntry sees it, and
880 * pass it straight on to the parent widget. Effect: hitting
881 * Return in an edit box will now activate the default button
882 * in the dialog just like it will everywhere else.
883 */
884 if (event->keyval == GDK_Return && widget->parent != NULL) {
885 gint return_val;
886 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget), "key_press_event");
887 gtk_signal_emit_by_name(GTK_OBJECT(widget->parent), "key_press_event",
888 event, &return_val);
889 return return_val;
890 }
891 return FALSE;
892 }
893
894 static void editbox_changed(GtkEditable *ed, gpointer data)
895 {
896 struct dlgparam *dp = (struct dlgparam *)data;
897 if (!(dp->flags & FLAG_UPDATING_COMBO_LIST)) {
898 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(ed));
899 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_VALCHANGE);
900 }
901 }
902
903 static void editbox_lostfocus(GtkWidget *ed, GdkEventFocus *event,
904 gpointer data)
905 {
906 struct dlgparam *dp = (struct dlgparam *)data;
907 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(ed));
908 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_REFRESH);
909 }
910
911 static int listitem_key(GtkWidget *item, GdkEventKey *event, gpointer data,
912 int multiple)
913 {
914 GtkAdjustment *adj = GTK_ADJUSTMENT(data);
915
916 if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
917 event->keyval == GDK_Down || event->keyval == GDK_KP_Down ||
918 event->keyval == GDK_Page_Up || event->keyval == GDK_KP_Page_Up ||
919 event->keyval == GDK_Page_Down || event->keyval == GDK_KP_Page_Down) {
920 /*
921 * Up, Down, PgUp or PgDn have been pressed on a ListItem
922 * in a list box. So, if the list box is single-selection:
923 *
924 * - if the list item in question isn't already selected,
925 * we simply select it.
926 * - otherwise, we find the next one (or next
927 * however-far-away) in whichever direction we're going,
928 * and select that.
929 * + in this case, we must also fiddle with the
930 * scrollbar to ensure the newly selected item is
931 * actually visible.
932 *
933 * If it's multiple-selection, we do all of the above
934 * except actually selecting anything, so we move the focus
935 * and fiddle the scrollbar to follow it.
936 */
937 GtkWidget *list = item->parent;
938
939 gtk_signal_emit_stop_by_name(GTK_OBJECT(item), "key_press_event");
940
941 if (!multiple &&
942 GTK_WIDGET_STATE(item) != GTK_STATE_SELECTED) {
943 gtk_list_select_child(GTK_LIST(list), item);
944 } else {
945 int direction =
946 (event->keyval==GDK_Up || event->keyval==GDK_KP_Up ||
947 event->keyval==GDK_Page_Up || event->keyval==GDK_KP_Page_Up)
948 ? -1 : +1;
949 int step =
950 (event->keyval==GDK_Page_Down ||
951 event->keyval==GDK_KP_Page_Down ||
952 event->keyval==GDK_Page_Up || event->keyval==GDK_KP_Page_Up)
953 ? 2 : 1;
954 int i, n;
955 GList *children, *chead;
956
957 chead = children = gtk_container_children(GTK_CONTAINER(list));
958
959 n = g_list_length(children);
960
961 if (step == 2) {
962 /*
963 * Figure out how many list items to a screenful,
964 * and adjust the step appropriately.
965 */
966 step = 0.5 + adj->page_size * n / (adj->upper - adj->lower);
967 step--; /* go by one less than that */
968 }
969
970 i = 0;
971 while (children != NULL) {
972 if (item == children->data)
973 break;
974 children = children->next;
975 i++;
976 }
977
978 while (step > 0) {
979 if (direction < 0 && i > 0)
980 children = children->prev, i--;
981 else if (direction > 0 && i < n-1)
982 children = children->next, i++;
983 step--;
984 }
985
986 if (children && children->data) {
987 if (!multiple)
988 gtk_list_select_child(GTK_LIST(list),
989 GTK_WIDGET(children->data));
990 gtk_widget_grab_focus(GTK_WIDGET(children->data));
991 gtk_adjustment_clamp_page
992 (adj,
993 adj->lower + (adj->upper-adj->lower) * i / n,
994 adj->lower + (adj->upper-adj->lower) * (i+1) / n);
995 }
996
997 g_list_free(chead);
998 }
999 return TRUE;
1000 }
1001
1002 return FALSE;
1003 }
1004
1005 static int listitem_single_key(GtkWidget *item, GdkEventKey *event,
1006 gpointer data)
1007 {
1008 return listitem_key(item, event, data, FALSE);
1009 }
1010
1011 static int listitem_multi_key(GtkWidget *item, GdkEventKey *event,
1012 gpointer data)
1013 {
1014 return listitem_key(item, event, data, TRUE);
1015 }
1016
1017 static int listitem_button(GtkWidget *item, GdkEventButton *event,
1018 gpointer data)
1019 {
1020 struct dlgparam *dp = (struct dlgparam *)data;
1021 if (event->type == GDK_2BUTTON_PRESS ||
1022 event->type == GDK_3BUTTON_PRESS) {
1023 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(item));
1024 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_ACTION);
1025 return TRUE;
1026 }
1027 return FALSE;
1028 }
1029
1030 static void list_selchange(GtkList *list, gpointer data)
1031 {
1032 struct dlgparam *dp = (struct dlgparam *)data;
1033 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(list));
1034 if (!uc) return;
1035 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_SELCHANGE);
1036 }
1037
1038 static void menuitem_activate(GtkMenuItem *item, gpointer data)
1039 {
1040 struct dlgparam *dp = (struct dlgparam *)data;
1041 GtkWidget *menushell = GTK_WIDGET(item)->parent;
1042 gpointer optmenu = gtk_object_get_data(GTK_OBJECT(menushell), "user-data");
1043 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(optmenu));
1044 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_SELCHANGE);
1045 }
1046
1047 static void draglist_move(struct dlgparam *dp, struct uctrl *uc, int direction)
1048 {
1049 int index = dlg_listbox_index(uc->ctrl, dp);
1050 GList *children = gtk_container_children(GTK_CONTAINER(uc->list));
1051 GtkWidget *child;
1052
1053 if ((index < 0) ||
1054 (index == 0 && direction < 0) ||
1055 (index == g_list_length(children)-1 && direction > 0)) {
1056 gdk_beep();
1057 return;
1058 }
1059
1060 child = g_list_nth_data(children, index);
1061 gtk_widget_ref(child);
1062 gtk_list_clear_items(GTK_LIST(uc->list), index, index+1);
1063 g_list_free(children);
1064
1065 children = NULL;
1066 children = g_list_append(children, child);
1067 gtk_list_insert_items(GTK_LIST(uc->list), children, index + direction);
1068 gtk_list_select_item(GTK_LIST(uc->list), index + direction);
1069 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_VALCHANGE);
1070 }
1071
1072 static void draglist_up(GtkButton *button, gpointer data)
1073 {
1074 struct dlgparam *dp = (struct dlgparam *)data;
1075 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(button));
1076 draglist_move(dp, uc, -1);
1077 }
1078
1079 static void draglist_down(GtkButton *button, gpointer data)
1080 {
1081 struct dlgparam *dp = (struct dlgparam *)data;
1082 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(button));
1083 draglist_move(dp, uc, +1);
1084 }
1085
1086 static void filesel_ok(GtkButton *button, gpointer data)
1087 {
1088 /* struct dlgparam *dp = (struct dlgparam *)data; */
1089 gpointer filesel = gtk_object_get_data(GTK_OBJECT(button), "user-data");
1090 struct uctrl *uc = gtk_object_get_data(GTK_OBJECT(filesel), "user-data");
1091 char *name = gtk_file_selection_get_filename(GTK_FILE_SELECTION(filesel));
1092 gtk_entry_set_text(GTK_ENTRY(uc->entry), name);
1093 }
1094
1095 static void fontsel_ok(GtkButton *button, gpointer data)
1096 {
1097 /* struct dlgparam *dp = (struct dlgparam *)data; */
1098 gpointer fontsel = gtk_object_get_data(GTK_OBJECT(button), "user-data");
1099 struct uctrl *uc = gtk_object_get_data(GTK_OBJECT(fontsel), "user-data");
1100 char *name = gtk_font_selection_dialog_get_font_name
1101 (GTK_FONT_SELECTION_DIALOG(fontsel));
1102 gtk_entry_set_text(GTK_ENTRY(uc->entry), name);
1103 }
1104
1105 static void coloursel_ok(GtkButton *button, gpointer data)
1106 {
1107 struct dlgparam *dp = (struct dlgparam *)data;
1108 gpointer coloursel = gtk_object_get_data(GTK_OBJECT(button), "user-data");
1109 struct uctrl *uc = gtk_object_get_data(GTK_OBJECT(coloursel), "user-data");
1110 gdouble cvals[4];
1111 gtk_color_selection_get_color
1112 (GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(coloursel)->colorsel),
1113 cvals);
1114 dp->coloursel_result.r = (int) (255 * cvals[0]);
1115 dp->coloursel_result.g = (int) (255 * cvals[1]);
1116 dp->coloursel_result.b = (int) (255 * cvals[2]);
1117 dp->coloursel_result.ok = TRUE;
1118 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_CALLBACK);
1119 }
1120
1121 static void coloursel_cancel(GtkButton *button, gpointer data)
1122 {
1123 struct dlgparam *dp = (struct dlgparam *)data;
1124 gpointer coloursel = gtk_object_get_data(GTK_OBJECT(button), "user-data");
1125 struct uctrl *uc = gtk_object_get_data(GTK_OBJECT(coloursel), "user-data");
1126 dp->coloursel_result.ok = FALSE;
1127 uc->ctrl->generic.handler(uc->ctrl, dp, dp->data, EVENT_CALLBACK);
1128 }
1129
1130 static void filefont_clicked(GtkButton *button, gpointer data)
1131 {
1132 struct dlgparam *dp = (struct dlgparam *)data;
1133 struct uctrl *uc = dlg_find_bywidget(dp, GTK_WIDGET(button));
1134
1135 if (uc->ctrl->generic.type == CTRL_FILESELECT) {
1136 GtkWidget *filesel =
1137 gtk_file_selection_new(uc->ctrl->fileselect.title);
1138 gtk_window_set_modal(GTK_WINDOW(filesel), TRUE);
1139 gtk_object_set_data
1140 (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->ok_button), "user-data",
1141 (gpointer)filesel);
1142 gtk_object_set_data(GTK_OBJECT(filesel), "user-data", (gpointer)uc);
1143 gtk_signal_connect
1144 (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->ok_button), "clicked",
1145 GTK_SIGNAL_FUNC(filesel_ok), (gpointer)dp);
1146 gtk_signal_connect_object
1147 (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->ok_button), "clicked",
1148 GTK_SIGNAL_FUNC(gtk_widget_destroy), (gpointer)filesel);
1149 gtk_signal_connect_object
1150 (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->cancel_button), "clicked",
1151 GTK_SIGNAL_FUNC(gtk_widget_destroy), (gpointer)filesel);
1152 gtk_widget_show(filesel);
1153 }
1154
1155 if (uc->ctrl->generic.type == CTRL_FONTSELECT) {
1156 gchar *spacings[] = { "c", "m", NULL };
1157 gchar *fontname = gtk_entry_get_text(GTK_ENTRY(uc->entry));
1158 GtkWidget *fontsel =
1159 gtk_font_selection_dialog_new("Select a font");
1160 gtk_window_set_modal(GTK_WINDOW(fontsel), TRUE);
1161 gtk_font_selection_dialog_set_filter
1162 (GTK_FONT_SELECTION_DIALOG(fontsel),
1163 GTK_FONT_FILTER_BASE, GTK_FONT_ALL,
1164 NULL, NULL, NULL, NULL, spacings, NULL);
1165 if (!gtk_font_selection_dialog_set_font_name
1166 (GTK_FONT_SELECTION_DIALOG(fontsel), fontname)) {
1167 /*
1168 * If the font name wasn't found as it was, try opening
1169 * it and extracting its FONT property. This should
1170 * have the effect of mapping short aliases into true
1171 * XLFDs.
1172 */
1173 GdkFont *font = gdk_font_load(fontname);
1174 if (font) {
1175 XFontStruct *xfs = GDK_FONT_XFONT(font);
1176 Display *disp = GDK_FONT_XDISPLAY(font);
1177 Atom fontprop = XInternAtom(disp, "FONT", False);
1178 unsigned long ret;
1179 if (XGetFontProperty(xfs, fontprop, &ret)) {
1180 char *name = XGetAtomName(disp, (Atom)ret);
1181 if (name)
1182 gtk_font_selection_dialog_set_font_name
1183 (GTK_FONT_SELECTION_DIALOG(fontsel), name);
1184 }
1185 gdk_font_unref(font);
1186 }
1187 }
1188 gtk_object_set_data
1189 (GTK_OBJECT(GTK_FONT_SELECTION_DIALOG(fontsel)->ok_button),
1190 "user-data", (gpointer)fontsel);
1191 gtk_object_set_data(GTK_OBJECT(fontsel), "user-data", (gpointer)uc);
1192 gtk_signal_connect
1193 (GTK_OBJECT(GTK_FONT_SELECTION_DIALOG(fontsel)->ok_button),
1194 "clicked", GTK_SIGNAL_FUNC(fontsel_ok), (gpointer)dp);
1195 gtk_signal_connect_object
1196 (GTK_OBJECT(GTK_FONT_SELECTION_DIALOG(fontsel)->ok_button),
1197 "clicked", GTK_SIGNAL_FUNC(gtk_widget_destroy),
1198 (gpointer)fontsel);
1199 gtk_signal_connect_object
1200 (GTK_OBJECT(GTK_FONT_SELECTION_DIALOG(fontsel)->cancel_button),
1201 "clicked", GTK_SIGNAL_FUNC(gtk_widget_destroy),
1202 (gpointer)fontsel);
1203 gtk_widget_show(fontsel);
1204 }
1205 }
1206
1207 static void label_sizealloc(GtkWidget *widget, GtkAllocation *alloc,
1208 gpointer data)
1209 {
1210 struct dlgparam *dp = (struct dlgparam *)data;
1211 struct uctrl *uc = dlg_find_bywidget(dp, widget);
1212
1213 gtk_widget_set_usize(uc->text, alloc->width, -1);
1214 gtk_label_set_text(GTK_LABEL(uc->text), uc->ctrl->generic.label);
1215 gtk_signal_disconnect(GTK_OBJECT(uc->text), uc->textsig);
1216 }
1217
1218 /* ----------------------------------------------------------------------
1219 * This function does the main layout work: it reads a controlset,
1220 * it creates the relevant GTK controls, and returns a GtkWidget
1221 * containing the result. (This widget might be a title of some
1222 * sort, it might be a Columns containing many controls, or it
1223 * might be a GtkFrame containing a Columns; whatever it is, it's
1224 * definitely a GtkWidget and should probably be added to a
1225 * GtkVbox.)
1226 *
1227 * `listitemheight' is used to calculate a usize for list boxes: it
1228 * should be the height from the size request of a GtkListItem.
1229 *
1230 * `win' is required for setting the default button. If it is
1231 * non-NULL, all buttons created will be default-capable (so they
1232 * have extra space round them for the default highlight).
1233 */
1234 GtkWidget *layout_ctrls(struct dlgparam *dp, struct Shortcuts *scs,
1235 struct controlset *s, int listitemheight,
1236 GtkWindow *win)
1237 {
1238 Columns *cols;
1239 GtkWidget *ret;
1240 int i;
1241
1242 if (!s->boxname && s->boxtitle) {
1243 /* This controlset is a panel title. */
1244 return gtk_label_new(s->boxtitle);
1245 }
1246
1247 /*
1248 * Otherwise, we expect to be laying out actual controls, so
1249 * we'll start by creating a Columns for the purpose.
1250 */
1251 cols = COLUMNS(columns_new(4));
1252 ret = GTK_WIDGET(cols);
1253 gtk_widget_show(ret);
1254
1255 /*
1256 * Create a containing frame if we have a box name.
1257 */
1258 if (*s->boxname) {
1259 ret = gtk_frame_new(s->boxtitle); /* NULL is valid here */
1260 gtk_container_set_border_width(GTK_CONTAINER(cols), 4);
1261 gtk_container_add(GTK_CONTAINER(ret), GTK_WIDGET(cols));
1262 gtk_widget_show(ret);
1263 }
1264
1265 /*
1266 * Now iterate through the controls themselves, create them,
1267 * and add them to the Columns.
1268 */
1269 for (i = 0; i < s->ncontrols; i++) {
1270 union control *ctrl = s->ctrls[i];
1271 struct uctrl *uc;
1272 int left = FALSE;
1273 GtkWidget *w = NULL;
1274
1275 switch (ctrl->generic.type) {
1276 case CTRL_COLUMNS:
1277 {
1278 static const int simplecols[1] = { 100 };
1279 columns_set_cols(cols, ctrl->columns.ncols,
1280 (ctrl->columns.percentages ?
1281 ctrl->columns.percentages : simplecols));
1282 }
1283 continue; /* no actual control created */
1284 case CTRL_TABDELAY:
1285 {
1286 struct uctrl *uc = dlg_find_byctrl(dp, ctrl->tabdelay.ctrl);
1287 if (uc)
1288 columns_taborder_last(cols, uc->toplevel);
1289 }
1290 continue; /* no actual control created */
1291 }
1292
1293 uc = snew(struct uctrl);
1294 uc->ctrl = ctrl;
1295 uc->privdata = NULL;
1296 uc->privdata_needs_free = FALSE;
1297 uc->buttons = NULL;
1298 uc->entry = uc->list = uc->menu = NULL;
1299 uc->button = uc->optmenu = uc->text = NULL;
1300
1301 switch (ctrl->generic.type) {
1302 case CTRL_BUTTON:
1303 w = gtk_button_new_with_label(ctrl->generic.label);
1304 if (win) {
1305 GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
1306 if (ctrl->button.isdefault)
1307 gtk_window_set_default(win, w);
1308 if (ctrl->button.iscancel)
1309 dp->cancelbutton = w;
1310 }
1311 gtk_signal_connect(GTK_OBJECT(w), "clicked",
1312 GTK_SIGNAL_FUNC(button_clicked), dp);
1313 gtk_signal_connect(GTK_OBJECT(w), "focus_in_event",
1314 GTK_SIGNAL_FUNC(widget_focus), dp);
1315 shortcut_add(scs, GTK_BIN(w)->child, ctrl->button.shortcut,
1316 SHORTCUT_UCTRL, uc);
1317 break;
1318 case CTRL_CHECKBOX:
1319 w = gtk_check_button_new_with_label(ctrl->generic.label);
1320 gtk_signal_connect(GTK_OBJECT(w), "toggled",
1321 GTK_SIGNAL_FUNC(button_toggled), dp);
1322 gtk_signal_connect(GTK_OBJECT(w), "focus_in_event",
1323 GTK_SIGNAL_FUNC(widget_focus), dp);
1324 shortcut_add(scs, GTK_BIN(w)->child, ctrl->checkbox.shortcut,
1325 SHORTCUT_UCTRL, uc);
1326 left = TRUE;
1327 break;
1328 case CTRL_RADIO:
1329 /*
1330 * Radio buttons get to go inside their own Columns, no
1331 * matter what.
1332 */
1333 {
1334 gint i, *percentages;
1335 GSList *group;
1336
1337 w = columns_new(0);
1338 if (ctrl->generic.label) {
1339 GtkWidget *label = gtk_label_new(ctrl->generic.label);
1340 columns_add(COLUMNS(w), label, 0, 1);
1341 columns_force_left_align(COLUMNS(w), label);
1342 gtk_widget_show(label);
1343 shortcut_add(scs, label, ctrl->radio.shortcut,
1344 SHORTCUT_UCTRL, uc);
1345 }
1346 percentages = g_new(gint, ctrl->radio.ncolumns);
1347 for (i = 0; i < ctrl->radio.ncolumns; i++) {
1348 percentages[i] =
1349 ((100 * (i+1) / ctrl->radio.ncolumns) -
1350 100 * i / ctrl->radio.ncolumns);
1351 }
1352 columns_set_cols(COLUMNS(w), ctrl->radio.ncolumns,
1353 percentages);
1354 g_free(percentages);
1355 group = NULL;
1356
1357 uc->nbuttons = ctrl->radio.nbuttons;
1358 uc->buttons = snewn(uc->nbuttons, GtkWidget *);
1359
1360 for (i = 0; i < ctrl->radio.nbuttons; i++) {
1361 GtkWidget *b;
1362 gint colstart;
1363
1364 b = (gtk_radio_button_new_with_label
1365 (group, ctrl->radio.buttons[i]));
1366 uc->buttons[i] = b;
1367 group = gtk_radio_button_group(GTK_RADIO_BUTTON(b));
1368 colstart = i % ctrl->radio.ncolumns;
1369 columns_add(COLUMNS(w), b, colstart,
1370 (i == ctrl->radio.nbuttons-1 ?
1371 ctrl->radio.ncolumns - colstart : 1));
1372 columns_force_left_align(COLUMNS(w), b);
1373 gtk_widget_show(b);
1374 gtk_signal_connect(GTK_OBJECT(b), "toggled",
1375 GTK_SIGNAL_FUNC(button_toggled), dp);
1376 gtk_signal_connect(GTK_OBJECT(b), "focus_in_event",
1377 GTK_SIGNAL_FUNC(widget_focus), dp);
1378 if (ctrl->radio.shortcuts) {
1379 shortcut_add(scs, GTK_BIN(b)->child,
1380 ctrl->radio.shortcuts[i],
1381 SHORTCUT_UCTRL, uc);
1382 }
1383 }
1384 }
1385 break;
1386 case CTRL_EDITBOX:
1387 {
1388 GtkRequisition req;
1389
1390 if (ctrl->editbox.has_list) {
1391 w = gtk_combo_new();
1392 gtk_combo_set_value_in_list(GTK_COMBO(w), FALSE, TRUE);
1393 uc->entry = GTK_COMBO(w)->entry;
1394 uc->list = GTK_COMBO(w)->list;
1395 } else {
1396 w = gtk_entry_new();
1397 if (ctrl->editbox.password)
1398 gtk_entry_set_visibility(GTK_ENTRY(w), FALSE);
1399 uc->entry = w;
1400 }
1401 gtk_signal_connect(GTK_OBJECT(uc->entry), "changed",
1402 GTK_SIGNAL_FUNC(editbox_changed), dp);
1403 gtk_signal_connect(GTK_OBJECT(uc->entry), "key_press_event",
1404 GTK_SIGNAL_FUNC(editbox_key), dp);
1405 gtk_signal_connect(GTK_OBJECT(uc->entry), "focus_in_event",
1406 GTK_SIGNAL_FUNC(widget_focus), dp);
1407 /*
1408 * Edit boxes, for some strange reason, have a minimum
1409 * width of 150 in GTK 1.2. We don't want this - we'd
1410 * rather the edit boxes acquired their natural width
1411 * from the column layout of the rest of the box.
1412 *
1413 * Also, while we're here, we'll squirrel away the
1414 * edit box height so we can use that to centre its
1415 * label vertically beside it.
1416 */
1417 gtk_widget_size_request(w, &req);
1418 gtk_widget_set_usize(w, 10, req.height);
1419
1420 if (ctrl->generic.label) {
1421 GtkWidget *label, *container;
1422
1423 label = gtk_label_new(ctrl->generic.label);
1424
1425 shortcut_add(scs, label, ctrl->editbox.shortcut,
1426 SHORTCUT_FOCUS, uc->entry);
1427
1428 container = columns_new(4);
1429 if (ctrl->editbox.percentwidth == 100) {
1430 columns_add(COLUMNS(container), label, 0, 1);
1431 columns_force_left_align(COLUMNS(container), label);
1432 columns_add(COLUMNS(container), w, 0, 1);
1433 } else {
1434 gint percentages[2];
1435 percentages[1] = ctrl->editbox.percentwidth;
1436 percentages[0] = 100 - ctrl->editbox.percentwidth;
1437 columns_set_cols(COLUMNS(container), 2, percentages);
1438 columns_add(COLUMNS(container), label, 0, 1);
1439 columns_force_left_align(COLUMNS(container), label);
1440 columns_add(COLUMNS(container), w, 1, 1);
1441 /* Centre the label vertically. */
1442 gtk_widget_set_usize(label, -1, req.height);
1443 gtk_misc_set_alignment(GTK_MISC(label), 0.0, 0.5);
1444 }
1445 gtk_widget_show(label);
1446 gtk_widget_show(w);
1447
1448 w = container;
1449 }
1450 gtk_signal_connect(GTK_OBJECT(uc->entry), "focus_out_event",
1451 GTK_SIGNAL_FUNC(editbox_lostfocus), dp);
1452 }
1453 break;
1454 case CTRL_FILESELECT:
1455 case CTRL_FONTSELECT:
1456 {
1457 GtkWidget *ww;
1458 GtkRequisition req;
1459 char *browsebtn =
1460 (ctrl->generic.type == CTRL_FILESELECT ?
1461 "Browse..." : "Change...");
1462
1463 gint percentages[] = { 75, 25 };
1464 w = columns_new(4);
1465 columns_set_cols(COLUMNS(w), 2, percentages);
1466
1467 if (ctrl->generic.label) {
1468 ww = gtk_label_new(ctrl->generic.label);
1469 columns_add(COLUMNS(w), ww, 0, 2);
1470 columns_force_left_align(COLUMNS(w), ww);
1471 gtk_widget_show(ww);
1472 shortcut_add(scs, ww,
1473 (ctrl->generic.type == CTRL_FILESELECT ?
1474 ctrl->fileselect.shortcut :
1475 ctrl->fontselect.shortcut),
1476 SHORTCUT_UCTRL, uc);
1477 }
1478
1479 uc->entry = ww = gtk_entry_new();
1480 gtk_widget_size_request(ww, &req);
1481 gtk_widget_set_usize(ww, 10, req.height);
1482 columns_add(COLUMNS(w), ww, 0, 1);
1483 gtk_widget_show(ww);
1484
1485 uc->button = ww = gtk_button_new_with_label(browsebtn);
1486 columns_add(COLUMNS(w), ww, 1, 1);
1487 gtk_widget_show(ww);
1488
1489 gtk_signal_connect(GTK_OBJECT(uc->entry), "key_press_event",
1490 GTK_SIGNAL_FUNC(editbox_key), dp);
1491 gtk_signal_connect(GTK_OBJECT(uc->entry), "changed",
1492 GTK_SIGNAL_FUNC(editbox_changed), dp);
1493 gtk_signal_connect(GTK_OBJECT(uc->entry), "focus_in_event",
1494 GTK_SIGNAL_FUNC(widget_focus), dp);
1495 gtk_signal_connect(GTK_OBJECT(uc->button), "focus_in_event",
1496 GTK_SIGNAL_FUNC(widget_focus), dp);
1497 gtk_signal_connect(GTK_OBJECT(ww), "clicked",
1498 GTK_SIGNAL_FUNC(filefont_clicked), dp);
1499 }
1500 break;
1501 case CTRL_LISTBOX:
1502 if (ctrl->listbox.height == 0) {
1503 uc->optmenu = w = gtk_option_menu_new();
1504 uc->menu = gtk_menu_new();
1505 gtk_option_menu_set_menu(GTK_OPTION_MENU(w), uc->menu);
1506 gtk_object_set_data(GTK_OBJECT(uc->menu), "user-data",
1507 (gpointer)uc->optmenu);
1508 gtk_signal_connect(GTK_OBJECT(uc->optmenu), "focus_in_event",
1509 GTK_SIGNAL_FUNC(widget_focus), dp);
1510 } else {
1511 uc->list = gtk_list_new();
1512 if (ctrl->listbox.multisel == 2) {
1513 gtk_list_set_selection_mode(GTK_LIST(uc->list),
1514 GTK_SELECTION_EXTENDED);
1515 } else if (ctrl->listbox.multisel == 1) {
1516 gtk_list_set_selection_mode(GTK_LIST(uc->list),
1517 GTK_SELECTION_MULTIPLE);
1518 } else {
1519 gtk_list_set_selection_mode(GTK_LIST(uc->list),
1520 GTK_SELECTION_SINGLE);
1521 }
1522 w = gtk_scrolled_window_new(NULL, NULL);
1523 gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(w),
1524 uc->list);
1525 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(w),
1526 GTK_POLICY_NEVER,
1527 GTK_POLICY_AUTOMATIC);
1528 uc->adj = gtk_scrolled_window_get_vadjustment
1529 (GTK_SCROLLED_WINDOW(w));
1530
1531 gtk_widget_show(uc->list);
1532 gtk_signal_connect(GTK_OBJECT(uc->list), "selection-changed",
1533 GTK_SIGNAL_FUNC(list_selchange), dp);
1534 gtk_signal_connect(GTK_OBJECT(uc->list), "focus_in_event",
1535 GTK_SIGNAL_FUNC(widget_focus), dp);
1536
1537 /*
1538 * Adjust the height of the scrolled window to the
1539 * minimum given by the height parameter.
1540 *
1541 * This piece of guesswork is a horrid hack based
1542 * on looking inside the GTK 1.2 sources
1543 * (specifically gtkviewport.c, which appears to be
1544 * the widget which provides the border around the
1545 * scrolling area). Anyone lets me know how I can
1546 * do this in a way which isn't at risk from GTK
1547 * upgrades, I'd be grateful.
1548 */
1549 {
1550 int edge = GTK_WIDGET(uc->list)->style->klass->ythickness;
1551 gtk_widget_set_usize(w, 10,
1552 2*edge + (ctrl->listbox.height *
1553 listitemheight));
1554 }
1555
1556 if (ctrl->listbox.draglist) {
1557 /*
1558 * GTK doesn't appear to make it easy to
1559 * implement a proper draggable list; so
1560 * instead I'm just going to have to put an Up
1561 * and a Down button to the right of the actual
1562 * list box. Ah well.
1563 */
1564 GtkWidget *cols, *button;
1565 static const gint percentages[2] = { 80, 20 };
1566
1567 cols = columns_new(4);
1568 columns_set_cols(COLUMNS(cols), 2, percentages);
1569 columns_add(COLUMNS(cols), w, 0, 1);
1570 gtk_widget_show(w);
1571 button = gtk_button_new_with_label("Up");
1572 columns_add(COLUMNS(cols), button, 1, 1);
1573 gtk_widget_show(button);
1574 gtk_signal_connect(GTK_OBJECT(button), "clicked",
1575 GTK_SIGNAL_FUNC(draglist_up), dp);
1576 gtk_signal_connect(GTK_OBJECT(button), "focus_in_event",
1577 GTK_SIGNAL_FUNC(widget_focus), dp);
1578 button = gtk_button_new_with_label("Down");
1579 columns_add(COLUMNS(cols), button, 1, 1);
1580 gtk_widget_show(button);
1581 gtk_signal_connect(GTK_OBJECT(button), "clicked",
1582 GTK_SIGNAL_FUNC(draglist_down), dp);
1583 gtk_signal_connect(GTK_OBJECT(button), "focus_in_event",
1584 GTK_SIGNAL_FUNC(widget_focus), dp);
1585
1586 w = cols;
1587 }
1588
1589 }
1590 if (ctrl->generic.label) {
1591 GtkWidget *label, *container;
1592
1593 label = gtk_label_new(ctrl->generic.label);
1594
1595 container = columns_new(4);
1596 if (ctrl->listbox.percentwidth == 100) {
1597 columns_add(COLUMNS(container), label, 0, 1);
1598 columns_force_left_align(COLUMNS(container), label);
1599 columns_add(COLUMNS(container), w, 0, 1);
1600 } else {
1601 gint percentages[2];
1602 percentages[1] = ctrl->listbox.percentwidth;
1603 percentages[0] = 100 - ctrl->listbox.percentwidth;
1604 columns_set_cols(COLUMNS(container), 2, percentages);
1605 columns_add(COLUMNS(container), label, 0, 1);
1606 columns_force_left_align(COLUMNS(container), label);
1607 columns_add(COLUMNS(container), w, 1, 1);
1608 }
1609 gtk_widget_show(label);
1610 gtk_widget_show(w);
1611 shortcut_add(scs, label, ctrl->listbox.shortcut,
1612 SHORTCUT_UCTRL, uc);
1613 w = container;
1614 }
1615 break;
1616 case CTRL_TEXT:
1617 /*
1618 * Wrapping text widgets don't sit well with the GTK
1619 * layout model, in which widgets state a minimum size
1620 * and the whole window then adjusts to the smallest
1621 * size it can sensibly take given its contents. A
1622 * wrapping text widget _has_ no clear minimum size;
1623 * instead it has a range of possibilities. It can be
1624 * one line deep but 2000 wide, or two lines deep and
1625 * 1000 pixels, or three by 867, or four by 500 and so
1626 * on. It can be as short as you like provided you
1627 * don't mind it being wide, or as narrow as you like
1628 * provided you don't mind it being tall.
1629 *
1630 * Therefore, it fits very badly into the layout model.
1631 * Hence the only thing to do is pick a width and let
1632 * it choose its own number of lines. To do this I'm
1633 * going to cheat a little. All new wrapping text
1634 * widgets will be created with a minimal text content
1635 * "X"; then, after the rest of the dialog box is set
1636 * up and its size calculated, the text widgets will be
1637 * told their width and given their real text, which
1638 * will cause the size to be recomputed in the y
1639 * direction (because many of them will expand to more
1640 * than one line).
1641 */
1642 uc->text = w = gtk_label_new("X");
1643 gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.0);
1644 gtk_label_set_line_wrap(GTK_LABEL(w), TRUE);
1645 uc->textsig =
1646 gtk_signal_connect(GTK_OBJECT(w), "size-allocate",
1647 GTK_SIGNAL_FUNC(label_sizealloc), dp);
1648 break;
1649 }
1650
1651 assert(w != NULL);
1652
1653 columns_add(cols, w,
1654 COLUMN_START(ctrl->generic.column),
1655 COLUMN_SPAN(ctrl->generic.column));
1656 if (left)
1657 columns_force_left_align(cols, w);
1658 gtk_widget_show(w);
1659
1660 uc->toplevel = w;
1661 dlg_add_uctrl(dp, uc);
1662 }
1663
1664 return ret;
1665 }
1666
1667 struct selparam {
1668 struct dlgparam *dp;
1669 Panels *panels;
1670 GtkWidget *panel, *treeitem;
1671 struct Shortcuts shortcuts;
1672 };
1673
1674 static void treeitem_sel(GtkItem *item, gpointer data)
1675 {
1676 struct selparam *sp = (struct selparam *)data;
1677
1678 panels_switch_to(sp->panels, sp->panel);
1679
1680 sp->dp->shortcuts = &sp->shortcuts;
1681 sp->dp->currtreeitem = sp->treeitem;
1682 }
1683
1684 static void window_destroy(GtkWidget *widget, gpointer data)
1685 {
1686 gtk_main_quit();
1687 }
1688
1689 static int tree_grab_focus(struct dlgparam *dp)
1690 {
1691 int i, f;
1692
1693 /*
1694 * See if any of the treeitems has the focus.
1695 */
1696 f = -1;
1697 for (i = 0; i < dp->ntreeitems; i++)
1698 if (GTK_WIDGET_HAS_FOCUS(dp->treeitems[i])) {
1699 f = i;
1700 break;
1701 }
1702
1703 if (f >= 0)
1704 return FALSE;
1705 else {
1706 gtk_widget_grab_focus(dp->currtreeitem);
1707 return TRUE;
1708 }
1709 }
1710
1711 gint tree_focus(GtkContainer *container, GtkDirectionType direction,
1712 gpointer data)
1713 {
1714 struct dlgparam *dp = (struct dlgparam *)data;
1715
1716 gtk_signal_emit_stop_by_name(GTK_OBJECT(container), "focus");
1717 /*
1718 * If there's a focused treeitem, we return FALSE to cause the
1719 * focus to move on to some totally other control. If not, we
1720 * focus the selected one.
1721 */
1722 return tree_grab_focus(dp);
1723 }
1724
1725 int win_key_press(GtkWidget *widget, GdkEventKey *event, gpointer data)
1726 {
1727 struct dlgparam *dp = (struct dlgparam *)data;
1728
1729 if (event->keyval == GDK_Escape && dp->cancelbutton) {
1730 gtk_signal_emit_by_name(GTK_OBJECT(dp->cancelbutton), "clicked");
1731 return TRUE;
1732 }
1733
1734 if ((event->state & GDK_MOD1_MASK) &&
1735 (unsigned char)event->string[0] > 0 &&
1736 (unsigned char)event->string[0] <= 127) {
1737 int schr = (unsigned char)event->string[0];
1738 struct Shortcut *sc = &dp->shortcuts->sc[schr];
1739
1740 switch (sc->action) {
1741 case SHORTCUT_TREE:
1742 tree_grab_focus(dp);
1743 break;
1744 case SHORTCUT_FOCUS:
1745 gtk_widget_grab_focus(sc->widget);
1746 break;
1747 case SHORTCUT_UCTRL:
1748 /*
1749 * We must do something sensible with a uctrl.
1750 * Precisely what this is depends on the type of
1751 * control.
1752 */
1753 switch (sc->uc->ctrl->generic.type) {
1754 case CTRL_CHECKBOX:
1755 case CTRL_BUTTON:
1756 /* Check boxes and buttons get the focus _and_ get toggled. */
1757 gtk_widget_grab_focus(sc->uc->toplevel);
1758 gtk_signal_emit_by_name(GTK_OBJECT(sc->uc->toplevel),
1759 "clicked");
1760 break;
1761 case CTRL_FILESELECT:
1762 case CTRL_FONTSELECT:
1763 /* File/font selectors have their buttons pressed (ooer),
1764 * and focus transferred to the edit box. */
1765 gtk_signal_emit_by_name(GTK_OBJECT(sc->uc->button),
1766 "clicked");
1767 gtk_widget_grab_focus(sc->uc->entry);
1768 break;
1769 case CTRL_RADIO:
1770 /*
1771 * Radio buttons are fun, because they have
1772 * multiple shortcuts. We must find whether the
1773 * activated shortcut is the shortcut for the whole
1774 * group, or for a particular button. In the former
1775 * case, we find the currently selected button and
1776 * focus it; in the latter, we focus-and-click the
1777 * button whose shortcut was pressed.
1778 */
1779 if (schr == sc->uc->ctrl->radio.shortcut) {
1780 int i;
1781 for (i = 0; i < sc->uc->ctrl->radio.nbuttons; i++)
1782 if (gtk_toggle_button_get_active
1783 (GTK_TOGGLE_BUTTON(sc->uc->buttons[i]))) {
1784 gtk_widget_grab_focus(sc->uc->buttons[i]);
1785 }
1786 } else if (sc->uc->ctrl->radio.shortcuts) {
1787 int i;
1788 for (i = 0; i < sc->uc->ctrl->radio.nbuttons; i++)
1789 if (schr == sc->uc->ctrl->radio.shortcuts[i]) {
1790 gtk_widget_grab_focus(sc->uc->buttons[i]);
1791 gtk_signal_emit_by_name
1792 (GTK_OBJECT(sc->uc->buttons[i]), "clicked");
1793 }
1794 }
1795 break;
1796 case CTRL_LISTBOX:
1797 /*
1798 * If the list is really an option menu, we focus
1799 * and click it. Otherwise we tell it to focus one
1800 * of its children, which appears to do the Right
1801 * Thing.
1802 */
1803 if (sc->uc->optmenu) {
1804 GdkEventButton bev;
1805 gint returnval;
1806
1807 gtk_widget_grab_focus(sc->uc->optmenu);
1808 /* Option menus don't work using the "clicked" signal.
1809 * We need to manufacture a button press event :-/ */
1810 bev.type = GDK_BUTTON_PRESS;
1811 bev.button = 1;
1812 gtk_signal_emit_by_name(GTK_OBJECT(sc->uc->optmenu),
1813 "button_press_event",
1814 &bev, &returnval);
1815 } else {
1816 assert(sc->uc->list != NULL);
1817
1818 gtk_container_focus(GTK_CONTAINER(sc->uc->list),
1819 GTK_DIR_TAB_FORWARD);
1820 }
1821 break;
1822 }
1823 break;
1824 }
1825 }
1826
1827 return FALSE;
1828 }
1829
1830 int tree_key_press(GtkWidget *widget, GdkEventKey *event, gpointer data)
1831 {
1832 struct dlgparam *dp = (struct dlgparam *)data;
1833
1834 if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
1835 event->keyval == GDK_Down || event->keyval == GDK_KP_Down) {
1836 int dir, i, j = -1;
1837 for (i = 0; i < dp->ntreeitems; i++)
1838 if (widget == dp->treeitems[i])
1839 break;
1840 if (i < dp->ntreeitems) {
1841 if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up)
1842 dir = -1;
1843 else
1844 dir = +1;
1845
1846 while (1) {
1847 i += dir;
1848 if (i < 0 || i >= dp->ntreeitems)
1849 break; /* nothing in that dir to select */
1850 /*
1851 * Determine if this tree item is visible.
1852 */
1853 {
1854 GtkWidget *w = dp->treeitems[i];
1855 int vis = TRUE;
1856 while (w && (GTK_IS_TREE_ITEM(w) || GTK_IS_TREE(w))) {
1857 if (!GTK_WIDGET_VISIBLE(w)) {
1858 vis = FALSE;
1859 break;
1860 }
1861 w = w->parent;
1862 }
1863 if (vis) {
1864 j = i; /* got one */
1865 break;
1866 }
1867 }
1868 }
1869 }
1870 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget),
1871 "key_press_event");
1872 if (j >= 0) {
1873 gtk_signal_emit_by_name(GTK_OBJECT(dp->treeitems[j]), "toggle");
1874 gtk_widget_grab_focus(dp->treeitems[j]);
1875 }
1876 return TRUE;
1877 }
1878
1879 /*
1880 * It's nice for Left and Right to expand and collapse tree
1881 * branches.
1882 */
1883 if (event->keyval == GDK_Left || event->keyval == GDK_KP_Left) {
1884 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget),
1885 "key_press_event");
1886 gtk_tree_item_collapse(GTK_TREE_ITEM(widget));
1887 return TRUE;
1888 }
1889 if (event->keyval == GDK_Right || event->keyval == GDK_KP_Right) {
1890 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget),
1891 "key_press_event");
1892 gtk_tree_item_expand(GTK_TREE_ITEM(widget));
1893 return TRUE;
1894 }
1895
1896 return FALSE;
1897 }
1898
1899 void shortcut_add(struct Shortcuts *scs, GtkWidget *labelw,
1900 int chr, int action, void *ptr)
1901 {
1902 GtkLabel *label = GTK_LABEL(labelw);
1903 gchar *currstr, *pattern;
1904 int i;
1905
1906 if (chr == NO_SHORTCUT)
1907 return;
1908
1909 chr = tolower((unsigned char)chr);
1910
1911 assert(scs->sc[chr].action == SHORTCUT_EMPTY);
1912
1913 scs->sc[chr].action = action;
1914
1915 if (action == SHORTCUT_FOCUS) {
1916 scs->sc[chr].uc = NULL;
1917 scs->sc[chr].widget = (GtkWidget *)ptr;
1918 } else {
1919 scs->sc[chr].widget = NULL;
1920 scs->sc[chr].uc = (struct uctrl *)ptr;
1921 }
1922
1923 gtk_label_get(label, &currstr);
1924 for (i = 0; currstr[i]; i++)
1925 if (tolower((unsigned char)currstr[i]) == chr) {
1926 GtkRequisition req;
1927
1928 pattern = dupprintf("%*s_", i, "");
1929
1930 gtk_widget_size_request(GTK_WIDGET(label), &req);
1931 gtk_label_set_pattern(label, pattern);
1932 gtk_widget_set_usize(GTK_WIDGET(label), -1, req.height);
1933
1934 sfree(pattern);
1935 break;
1936 }
1937 }
1938
1939 int get_listitemheight(void)
1940 {
1941 GtkWidget *listitem = gtk_list_item_new_with_label("foo");
1942 GtkRequisition req;
1943 gtk_widget_size_request(listitem, &req);
1944 gtk_widget_unref(listitem);
1945 return req.height;
1946 }
1947
1948 int do_config_box(const char *title, Config *cfg, int midsession,
1949 int protcfginfo)
1950 {
1951 GtkWidget *window, *hbox, *vbox, *cols, *label,
1952 *tree, *treescroll, *panels, *panelvbox;
1953 int index, level, listitemheight;
1954 struct controlbox *ctrlbox;
1955 char *path;
1956 GtkTreeItem *treeitemlevels[8];
1957 GtkTree *treelevels[8];
1958 struct dlgparam dp;
1959 struct sesslist sl;
1960 struct Shortcuts scs;
1961
1962 struct selparam *selparams = NULL;
1963 int nselparams = 0, selparamsize = 0;
1964
1965 dlg_init(&dp);
1966
1967 get_sesslist(&sl, TRUE);
1968
1969 listitemheight = get_listitemheight();
1970
1971 for (index = 0; index < lenof(scs.sc); index++) {
1972 scs.sc[index].action = SHORTCUT_EMPTY;
1973 }
1974
1975 window = gtk_dialog_new();
1976
1977 ctrlbox = ctrl_new_box();
1978 setup_config_box(ctrlbox, &sl, midsession, cfg->protocol, protcfginfo);
1979 unix_setup_config_box(ctrlbox, midsession, window);
1980
1981 gtk_window_set_title(GTK_WINDOW(window), title);
1982 hbox = gtk_hbox_new(FALSE, 4);
1983 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox), hbox, TRUE, TRUE, 0);
1984 gtk_container_set_border_width(GTK_CONTAINER(hbox), 10);
1985 gtk_widget_show(hbox);
1986 vbox = gtk_vbox_new(FALSE, 4);
1987 gtk_box_pack_start(GTK_BOX(hbox), vbox, FALSE, FALSE, 0);
1988 gtk_widget_show(vbox);
1989 cols = columns_new(4);
1990 gtk_box_pack_start(GTK_BOX(vbox), cols, FALSE, FALSE, 0);
1991 gtk_widget_show(cols);
1992 label = gtk_label_new("Category:");
1993 columns_add(COLUMNS(cols), label, 0, 1);
1994 columns_force_left_align(COLUMNS(cols), label);
1995 gtk_widget_show(label);
1996 treescroll = gtk_scrolled_window_new(NULL, NULL);
1997 tree = gtk_tree_new();
1998 gtk_signal_connect(GTK_OBJECT(tree), "focus_in_event",
1999 GTK_SIGNAL_FUNC(widget_focus), &dp);
2000 shortcut_add(&scs, label, 'g', SHORTCUT_TREE, tree);
2001 gtk_tree_set_view_mode(GTK_TREE(tree), GTK_TREE_VIEW_ITEM);
2002 gtk_tree_set_selection_mode(GTK_TREE(tree), GTK_SELECTION_BROWSE);
2003 gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(treescroll),
2004 tree);
2005 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(treescroll),
2006 GTK_POLICY_NEVER,
2007 GTK_POLICY_AUTOMATIC);
2008 gtk_signal_connect(GTK_OBJECT(tree), "focus",
2009 GTK_SIGNAL_FUNC(tree_focus), &dp);
2010 gtk_widget_show(tree);
2011 gtk_widget_show(treescroll);
2012 gtk_box_pack_start(GTK_BOX(vbox), treescroll, TRUE, TRUE, 0);
2013 panels = panels_new();
2014 gtk_box_pack_start(GTK_BOX(hbox), panels, TRUE, TRUE, 0);
2015 gtk_widget_show(panels);
2016
2017 panelvbox = NULL;
2018 path = NULL;
2019 level = 0;
2020 for (index = 0; index < ctrlbox->nctrlsets; index++) {
2021 struct controlset *s = ctrlbox->ctrlsets[index];
2022 GtkWidget *w;
2023
2024 if (!*s->pathname) {
2025 w = layout_ctrls(&dp, &scs, s, listitemheight, GTK_WINDOW(window));
2026 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->action_area),
2027 w, TRUE, TRUE, 0);
2028 } else {
2029 int j = path ? ctrl_path_compare(s->pathname, path) : 0;
2030 if (j != INT_MAX) { /* add to treeview, start new panel */
2031 char *c;
2032 GtkWidget *treeitem;
2033 int first;
2034
2035 /*
2036 * We expect never to find an implicit path
2037 * component. For example, we expect never to see
2038 * A/B/C followed by A/D/E, because that would
2039 * _implicitly_ create A/D. All our path prefixes
2040 * are expected to contain actual controls and be
2041 * selectable in the treeview; so we would expect
2042 * to see A/D _explicitly_ before encountering
2043 * A/D/E.
2044 */
2045 assert(j == ctrl_path_elements(s->pathname) - 1);
2046
2047 c = strrchr(s->pathname, '/');
2048 if (!c)
2049 c = s->pathname;
2050 else
2051 c++;
2052
2053 treeitem = gtk_tree_item_new_with_label(c);
2054 assert(j-1 < level);
2055 if (j > 0) {
2056 if (!treelevels[j-1]) {
2057 treelevels[j-1] = GTK_TREE(gtk_tree_new());
2058 gtk_tree_item_set_subtree
2059 (treeitemlevels[j-1],
2060 GTK_WIDGET(treelevels[j-1]));
2061 gtk_tree_item_expand(treeitemlevels[j-1]);
2062 }
2063 gtk_tree_append(treelevels[j-1], treeitem);
2064 } else {
2065 gtk_tree_append(GTK_TREE(tree), treeitem);
2066 }
2067 treeitemlevels[j] = GTK_TREE_ITEM(treeitem);
2068 treelevels[j] = NULL;
2069 level = j+1;
2070
2071 gtk_signal_connect(GTK_OBJECT(treeitem), "key_press_event",
2072 GTK_SIGNAL_FUNC(tree_key_press), &dp);
2073 gtk_signal_connect(GTK_OBJECT(treeitem), "focus_in_event",
2074 GTK_SIGNAL_FUNC(widget_focus), &dp);
2075
2076 gtk_widget_show(treeitem);
2077
2078 path = s->pathname;
2079
2080 first = (panelvbox == NULL);
2081
2082 panelvbox = gtk_vbox_new(FALSE, 4);
2083 gtk_container_add(GTK_CONTAINER(panels), panelvbox);
2084 if (first) {
2085 panels_switch_to(PANELS(panels), panelvbox);
2086 gtk_tree_select_child(GTK_TREE(tree), treeitem);
2087 }
2088
2089 if (nselparams >= selparamsize) {
2090 selparamsize += 16;
2091 selparams = sresize(selparams, selparamsize,
2092 struct selparam);
2093 }
2094 selparams[nselparams].dp = &dp;
2095 selparams[nselparams].panels = PANELS(panels);
2096 selparams[nselparams].panel = panelvbox;
2097 selparams[nselparams].shortcuts = scs; /* structure copy */
2098 selparams[nselparams].treeitem = treeitem;
2099 nselparams++;
2100
2101 }
2102
2103 w = layout_ctrls(&dp,
2104 &selparams[nselparams-1].shortcuts,
2105 s, listitemheight, NULL);
2106 gtk_box_pack_start(GTK_BOX(panelvbox), w, FALSE, FALSE, 0);
2107 gtk_widget_show(w);
2108 }
2109 }
2110
2111 dp.ntreeitems = nselparams;
2112 dp.treeitems = snewn(dp.ntreeitems, GtkWidget *);
2113
2114 for (index = 0; index < nselparams; index++) {
2115 gtk_signal_connect(GTK_OBJECT(selparams[index].treeitem), "select",
2116 GTK_SIGNAL_FUNC(treeitem_sel),
2117 &selparams[index]);
2118 dp.treeitems[index] = selparams[index].treeitem;
2119 }
2120
2121 dp.data = cfg;
2122 dlg_refresh(NULL, &dp);
2123
2124 dp.shortcuts = &selparams[0].shortcuts;
2125 dp.currtreeitem = dp.treeitems[0];
2126 dp.lastfocus = NULL;
2127 dp.retval = 0;
2128 dp.window = window;
2129
2130 gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
2131 gtk_widget_show(window);
2132
2133 /*
2134 * Set focus into the first available control.
2135 */
2136 for (index = 0; index < ctrlbox->nctrlsets; index++) {
2137 struct controlset *s = ctrlbox->ctrlsets[index];
2138 int done = 0;
2139 int j;
2140
2141 if (*s->pathname) {
2142 for (j = 0; j < s->ncontrols; j++)
2143 if (s->ctrls[j]->generic.type != CTRL_TABDELAY &&
2144 s->ctrls[j]->generic.type != CTRL_COLUMNS &&
2145 s->ctrls[j]->generic.type != CTRL_TEXT) {
2146 dlg_set_focus(s->ctrls[j], &dp);
2147 dp.lastfocus = s->ctrls[j];
2148 done = 1;
2149 break;
2150 }
2151 }
2152 if (done)
2153 break;
2154 }
2155
2156 gtk_signal_connect(GTK_OBJECT(window), "destroy",
2157 GTK_SIGNAL_FUNC(window_destroy), NULL);
2158 gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
2159 GTK_SIGNAL_FUNC(win_key_press), &dp);
2160
2161 gtk_main();
2162
2163 get_sesslist(&sl, FALSE);
2164 dlg_cleanup(&dp);
2165 sfree(selparams);
2166
2167 return dp.retval;
2168 }
2169
2170 static void messagebox_handler(union control *ctrl, void *dlg,
2171 void *data, int event)
2172 {
2173 if (event == EVENT_ACTION)
2174 dlg_end(dlg, ctrl->generic.context.i);
2175 }
2176 int messagebox(GtkWidget *parentwin, char *title, char *msg, int minwid, ...)
2177 {
2178 GtkWidget *window, *w0, *w1;
2179 struct controlbox *ctrlbox;
2180 struct controlset *s0, *s1;
2181 union control *c;
2182 struct dlgparam dp;
2183 struct Shortcuts scs;
2184 int index, ncols;
2185 va_list ap;
2186
2187 dlg_init(&dp);
2188
2189 for (index = 0; index < lenof(scs.sc); index++) {
2190 scs.sc[index].action = SHORTCUT_EMPTY;
2191 }
2192
2193 ctrlbox = ctrl_new_box();
2194
2195 ncols = 0;
2196 va_start(ap, minwid);
2197 while (va_arg(ap, char *) != NULL) {
2198 ncols++;
2199 (void) va_arg(ap, int); /* shortcut */
2200 (void) va_arg(ap, int); /* normal/default/cancel */
2201 (void) va_arg(ap, int); /* end value */
2202 }
2203 va_end(ap);
2204
2205 s0 = ctrl_getset(ctrlbox, "", "", "");
2206 c = ctrl_columns(s0, 2, 50, 50);
2207 c->columns.ncols = s0->ncolumns = ncols;
2208 c->columns.percentages = sresize(c->columns.percentages, ncols, int);
2209 for (index = 0; index < ncols; index++)
2210 c->columns.percentages[index] = (index+1)*100/ncols - index*100/ncols;
2211 va_start(ap, minwid);
2212 index = 0;
2213 while (1) {
2214 char *title = va_arg(ap, char *);
2215 int shortcut, type, value;
2216 if (title == NULL)
2217 break;
2218 shortcut = va_arg(ap, int);
2219 type = va_arg(ap, int);
2220 value = va_arg(ap, int);
2221 c = ctrl_pushbutton(s0, title, shortcut, HELPCTX(no_help),
2222 messagebox_handler, I(value));
2223 c->generic.column = index++;
2224 if (type > 0)
2225 c->button.isdefault = TRUE;
2226 else if (type < 0)
2227 c->button.iscancel = TRUE;
2228 }
2229 va_end(ap);
2230
2231 s1 = ctrl_getset(ctrlbox, "x", "", "");
2232 ctrl_text(s1, msg, HELPCTX(no_help));
2233
2234 window = gtk_dialog_new();
2235 gtk_window_set_title(GTK_WINDOW(window), title);
2236 w0 = layout_ctrls(&dp, &scs, s0, 0, GTK_WINDOW(window));
2237 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->action_area),
2238 w0, TRUE, TRUE, 0);
2239 gtk_widget_show(w0);
2240 w1 = layout_ctrls(&dp, &scs, s1, 0, GTK_WINDOW(window));
2241 gtk_container_set_border_width(GTK_CONTAINER(w1), 10);
2242 gtk_widget_set_usize(w1, minwid+20, -1);
2243 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox),
2244 w1, TRUE, TRUE, 0);
2245 gtk_widget_show(w1);
2246
2247 dp.shortcuts = &scs;
2248 dp.lastfocus = NULL;
2249 dp.retval = 0;
2250 dp.window = window;
2251
2252 gtk_window_set_modal(GTK_WINDOW(window), TRUE);
2253 if (parentwin) {
2254 set_transient_window_pos(parentwin, window);
2255 gtk_window_set_transient_for(GTK_WINDOW(window),
2256 GTK_WINDOW(parentwin));
2257 } else
2258 gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
2259 gtk_widget_show(window);
2260
2261 gtk_signal_connect(GTK_OBJECT(window), "destroy",
2262 GTK_SIGNAL_FUNC(window_destroy), NULL);
2263 gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
2264 GTK_SIGNAL_FUNC(win_key_press), &dp);
2265
2266 gtk_main();
2267
2268 dlg_cleanup(&dp);
2269 ctrl_free_box(ctrlbox);
2270
2271 return dp.retval;
2272 }
2273
2274 static int string_width(char *text)
2275 {
2276 GtkWidget *label = gtk_label_new(text);
2277 GtkRequisition req;
2278 gtk_widget_size_request(label, &req);
2279 gtk_widget_unref(label);
2280 return req.width;
2281 }
2282
2283 int reallyclose(void *frontend)
2284 {
2285 char *title = dupcat(appname, " Exit Confirmation", NULL);
2286 int ret = messagebox(GTK_WIDGET(get_window(frontend)),
2287 title, "Are you sure you want to close this session?",
2288 string_width("Most of the width of the above text"),
2289 "Yes", 'y', +1, 1,
2290 "No", 'n', -1, 0,
2291 NULL);
2292 sfree(title);
2293 return ret;
2294 }
2295
2296 void verify_ssh_host_key(void *frontend, char *host, int port, char *keytype,
2297 char *keystr, char *fingerprint)
2298 {
2299 static const char absenttxt[] =
2300 "The server's host key is not cached. You have no guarantee "
2301 "that the server is the computer you think it is.\n"
2302 "The server's %s key fingerprint is:\n"
2303 "%s\n"
2304 "If you trust this host, press \"Accept\" to add the key to "
2305 "PuTTY's cache and carry on connecting.\n"
2306 "If you want to carry on connecting just once, without "
2307 "adding the key to the cache, press \"Connect Once\".\n"
2308 "If you do not trust this host, press \"Cancel\" to abandon the "
2309 "connection.";
2310 static const char wrongtxt[] =
2311 "WARNING - POTENTIAL SECURITY BREACH!\n"
2312 "The server's host key does not match the one PuTTY has "
2313 "cached. This means that either the server administrator "
2314 "has changed the host key, or you have actually connected "
2315 "to another computer pretending to be the server.\n"
2316 "The new %s key fingerprint is:\n"
2317 "%s\n"
2318 "If you were expecting this change and trust the new key, "
2319 "press \"Accept\" to update PuTTY's cache and continue connecting.\n"
2320 "If you want to carry on connecting but without updating "
2321 "the cache, press \"Connect Once\".\n"
2322 "If you want to abandon the connection completely, press "
2323 "\"Cancel\" to cancel. Pressing \"Cancel\" is the ONLY guaranteed "
2324 "safe choice.";
2325 char *text;
2326 int ret;
2327
2328 /*
2329 * Verify the key.
2330 */
2331 ret = verify_host_key(host, port, keytype, keystr);
2332
2333 if (ret == 0) /* success - key matched OK */
2334 return;
2335
2336 text = dupprintf((ret == 2 ? wrongtxt : absenttxt), keytype, fingerprint);
2337
2338 ret = messagebox(GTK_WIDGET(get_window(frontend)),
2339 "PuTTY Security Alert", text,
2340 string_width(fingerprint),
2341 "Accept", 'a', 0, 2,
2342 "Connect Once", 'o', 0, 1,
2343 "Cancel", 'c', -1, 0,
2344 NULL);
2345
2346 sfree(text);
2347
2348 if (ret == 0)
2349 cleanup_exit(0);
2350 else if (ret == 2)
2351 store_host_key(host, port, keytype, keystr);
2352 }
2353
2354 /*
2355 * Ask whether the selected algorithm is acceptable (since it was
2356 * below the configured 'warn' threshold).
2357 */
2358 void askalg(void *frontend, const char *algtype, const char *algname)
2359 {
2360 static const char msg[] =
2361 "The first %s supported by the server is "
2362 "%s, which is below the configured warning threshold.\n"
2363 "Continue with connection?";
2364 char *text;
2365 int ret;
2366
2367 text = dupprintf(msg, algtype, algname);
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 1997-2004 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, Malcolm Smith, 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 1997-2004 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 }
Local modifications for Simon Tatham's `PuTTY' SSH client and terminal emulator