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[~andy/gtk] / gtk / gtkprinteroptionwidget.c
1 /* GtkPrinterOptionWidget
2  * Copyright (C) 2006 Alexander Larsson  <alexl@redhat.com>
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the
16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17  * Boston, MA 02111-1307, USA.
18  */
19
20 #include "config.h"
21 #include <stdlib.h>
22 #include <string.h>
23 #include <stdio.h>
24 #include <ctype.h>
25
26 #include "gtkintl.h"
27 #include "gtkalignment.h"
28 #include "gtkcheckbutton.h"
29 #include "gtkcelllayout.h"
30 #include "gtkcellrenderertext.h"
31 #include "gtkcombobox.h"
32 #include "gtkcomboboxentry.h"
33 #include "gtkfilechooserbutton.h"
34 #include "gtkimage.h"
35 #include "gtklabel.h"
36 #include "gtkliststore.h"
37 #include "gtkradiobutton.h"
38 #include "gtkstock.h"
39 #include "gtktable.h"
40 #include "gtktogglebutton.h"
41 #include "gtkprivate.h"
42
43 #include "gtkprinteroptionwidget.h"
44 #include "gtkalias.h"
45
46 #define GTK_PRINTER_OPTION_WIDGET_GET_PRIVATE(o)  \
47    (G_TYPE_INSTANCE_GET_PRIVATE ((o), GTK_TYPE_PRINTER_OPTION_WIDGET, GtkPrinterOptionWidgetPrivate))
48
49 static void gtk_printer_option_widget_finalize (GObject *object);
50
51 static void deconstruct_widgets (GtkPrinterOptionWidget *widget);
52 static void construct_widgets (GtkPrinterOptionWidget *widget);
53 static void update_widgets (GtkPrinterOptionWidget *widget);
54
55 struct GtkPrinterOptionWidgetPrivate
56 {
57   GtkPrinterOption *source;
58   gulong source_changed_handler;
59   
60   GtkWidget *check;
61   GtkWidget *combo;
62   GtkWidget *entry;
63   GtkWidget *image;
64   GtkWidget *label;
65   GtkWidget *filechooser;
66   GtkWidget *box;
67 };
68
69 enum {
70   CHANGED,
71   LAST_SIGNAL
72 };
73
74 enum {
75   PROP_0,
76   PROP_SOURCE,
77 };
78
79 static guint signals[LAST_SIGNAL] = { 0 };
80
81 G_DEFINE_TYPE (GtkPrinterOptionWidget, gtk_printer_option_widget, GTK_TYPE_HBOX)
82
83 static void gtk_printer_option_widget_set_property (GObject      *object,
84                                                     guint         prop_id,
85                                                     const GValue *value,
86                                                     GParamSpec   *pspec);
87 static void gtk_printer_option_widget_get_property (GObject      *object,
88                                                     guint         prop_id,
89                                                     GValue       *value,
90                                                     GParamSpec   *pspec);
91 static gboolean gtk_printer_option_widget_mnemonic_activate (GtkWidget *widget,
92                                                               gboolean   group_cycling);
93
94 static void
95 gtk_printer_option_widget_class_init (GtkPrinterOptionWidgetClass *class)
96 {
97   GObjectClass *object_class;
98   GtkWidgetClass *widget_class;
99
100   object_class = (GObjectClass *) class;
101   widget_class = (GtkWidgetClass *) class;
102
103   object_class->finalize = gtk_printer_option_widget_finalize;
104   object_class->set_property = gtk_printer_option_widget_set_property;
105   object_class->get_property = gtk_printer_option_widget_get_property;
106
107   widget_class->mnemonic_activate = gtk_printer_option_widget_mnemonic_activate;
108
109   g_type_class_add_private (class, sizeof (GtkPrinterOptionWidgetPrivate));  
110
111   signals[CHANGED] =
112     g_signal_new ("changed",
113                   G_TYPE_FROM_CLASS (class),
114                   G_SIGNAL_RUN_LAST,
115                   G_STRUCT_OFFSET (GtkPrinterOptionWidgetClass, changed),
116                   NULL, NULL,
117                   g_cclosure_marshal_VOID__VOID,
118                   G_TYPE_NONE, 0);
119
120   g_object_class_install_property (object_class,
121                                    PROP_SOURCE,
122                                    g_param_spec_object ("source",
123                                                         P_("Source option"),
124                                                         P_("The PrinterOption backing this widget"),
125                                                         GTK_TYPE_PRINTER_OPTION,
126                                                         GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT));
127
128 }
129
130 static void
131 gtk_printer_option_widget_init (GtkPrinterOptionWidget *widget)
132 {
133   widget->priv = GTK_PRINTER_OPTION_WIDGET_GET_PRIVATE (widget); 
134
135   gtk_box_set_spacing (GTK_BOX (widget), 12);
136 }
137
138 static void
139 gtk_printer_option_widget_finalize (GObject *object)
140 {
141   GtkPrinterOptionWidget *widget = GTK_PRINTER_OPTION_WIDGET (object);
142   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
143   
144   if (priv->source)
145     {
146       g_object_unref (priv->source);
147       priv->source = NULL;
148     }
149   
150   G_OBJECT_CLASS (gtk_printer_option_widget_parent_class)->finalize (object);
151 }
152
153 static void
154 gtk_printer_option_widget_set_property (GObject         *object,
155                                         guint            prop_id,
156                                         const GValue    *value,
157                                         GParamSpec      *pspec)
158 {
159   GtkPrinterOptionWidget *widget;
160   
161   widget = GTK_PRINTER_OPTION_WIDGET (object);
162
163   switch (prop_id)
164     {
165     case PROP_SOURCE:
166       gtk_printer_option_widget_set_source (widget, g_value_get_object (value));
167       break;
168     default:
169       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
170       break;
171     }
172 }
173
174 static void
175 gtk_printer_option_widget_get_property (GObject    *object,
176                                         guint       prop_id,
177                                         GValue     *value,
178                                         GParamSpec *pspec)
179 {
180   GtkPrinterOptionWidget *widget = GTK_PRINTER_OPTION_WIDGET (object);
181   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
182
183   switch (prop_id)
184     {
185     case PROP_SOURCE:
186       g_value_set_object (value, priv->source);
187       break;
188     default:
189       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
190       break;
191     }
192 }
193
194 static gboolean
195 gtk_printer_option_widget_mnemonic_activate (GtkWidget *widget,
196                                              gboolean   group_cycling)
197 {
198   GtkPrinterOptionWidget *powidget = GTK_PRINTER_OPTION_WIDGET (widget);
199   GtkPrinterOptionWidgetPrivate *priv = powidget->priv;
200
201   if (priv->check)
202     return gtk_widget_mnemonic_activate (priv->check, group_cycling);
203   if (priv->combo)
204     return gtk_widget_mnemonic_activate (priv->combo, group_cycling);
205   if (priv->entry)
206     return gtk_widget_mnemonic_activate (priv->entry, group_cycling);
207
208   return FALSE;
209 }
210
211 static void
212 emit_changed (GtkPrinterOptionWidget *widget)
213 {
214   g_signal_emit (widget, signals[CHANGED], 0);
215 }
216
217 GtkWidget *
218 gtk_printer_option_widget_new (GtkPrinterOption *source)
219 {
220   return g_object_new (GTK_TYPE_PRINTER_OPTION_WIDGET, "source", source, NULL);
221 }
222
223 static void
224 source_changed_cb (GtkPrinterOption *source,
225                    GtkPrinterOptionWidget  *widget)
226 {
227   update_widgets (widget);
228   emit_changed (widget);
229 }
230
231 void
232 gtk_printer_option_widget_set_source (GtkPrinterOptionWidget  *widget,
233                                       GtkPrinterOption *source)
234 {
235   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
236
237   if (source)
238     g_object_ref (source);
239   
240   if (priv->source)
241     {
242       g_signal_handler_disconnect (priv->source,
243                                    priv->source_changed_handler);
244       g_object_unref (priv->source);
245     }
246
247   priv->source = source;
248
249   if (source)
250     priv->source_changed_handler =
251       g_signal_connect (source, "changed", G_CALLBACK (source_changed_cb), widget);
252
253   construct_widgets (widget);
254   update_widgets (widget);
255
256   g_object_notify (G_OBJECT (widget), "source");
257 }
258
259 static void
260 combo_box_set_model (GtkWidget *combo_box)
261 {
262   GtkListStore *store;
263
264   store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_STRING);
265   gtk_combo_box_set_model (GTK_COMBO_BOX (combo_box), GTK_TREE_MODEL (store));
266   g_object_unref (store);
267 }
268
269 static void
270 combo_box_set_view (GtkWidget *combo_box)
271 {
272   GtkCellRenderer *cell;
273
274   cell = gtk_cell_renderer_text_new ();
275   gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_box), cell, TRUE);
276   gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (combo_box), cell,
277                                   "text", 1,
278                                    NULL);
279 }
280
281 static GtkWidget *
282 combo_box_entry_new (void)
283 {
284   GtkWidget *combo_box;
285   combo_box = gtk_combo_box_entry_new ();
286
287   combo_box_set_model (combo_box);
288
289   gtk_combo_box_entry_set_text_column (GTK_COMBO_BOX_ENTRY (combo_box), 1);
290
291   return combo_box;
292 }
293
294 static GtkWidget *
295 combo_box_new (void)
296 {
297   GtkWidget *combo_box;
298   combo_box = gtk_combo_box_new ();
299
300   combo_box_set_model (combo_box);
301   combo_box_set_view (combo_box);
302
303   return combo_box;
304 }
305   
306 static void
307 combo_box_append (GtkWidget *combo,
308                   const char *display_text,
309                   const char *value)
310 {
311   GtkTreeModel *model;
312   GtkListStore *store;
313   GtkTreeIter iter;
314   
315   model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
316   store = GTK_LIST_STORE (model);
317
318   gtk_list_store_append (store, &iter);
319   gtk_list_store_set (store, &iter,
320                       0, display_text,
321                       1, value,
322                       -1);
323 }
324
325 struct ComboSet {
326   GtkComboBox *combo;
327   const char *value;
328 };
329
330 static gboolean
331 set_cb (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data)
332 {
333   struct ComboSet *set_data = data;
334   gboolean found;
335   char *value;
336   
337   gtk_tree_model_get (model, iter, 1, &value, -1);
338   found = (strcmp (value, set_data->value) == 0);
339   g_free (value);
340   
341   if (found)
342     gtk_combo_box_set_active_iter (set_data->combo, iter);
343
344   return found;
345 }
346
347 static void
348 combo_box_set (GtkWidget *combo,
349                const char *value)
350 {
351   GtkTreeModel *model;
352   GtkListStore *store;
353   struct ComboSet set_data;
354   
355   model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
356   store = GTK_LIST_STORE (model);
357
358   set_data.combo = GTK_COMBO_BOX (combo);
359   set_data.value = value;
360   gtk_tree_model_foreach (model, set_cb, &set_data);
361 }
362
363 static char *
364 combo_box_get (GtkWidget *combo)
365 {
366   GtkTreeModel *model;
367   char *val;
368   GtkTreeIter iter;
369
370   if (GTK_IS_COMBO_BOX_ENTRY (combo))
371     {
372       val = gtk_combo_box_get_active_text(GTK_COMBO_BOX (combo));
373     }
374   else
375     {
376       model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
377
378       val = NULL;
379       if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (combo), &iter))
380          gtk_tree_model_get (model, &iter,
381                              1, &val,
382                             -1);
383      }
384   return val;
385 }
386
387
388 static void
389 deconstruct_widgets (GtkPrinterOptionWidget *widget)
390 {
391   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
392
393   if (priv->check)
394     {
395       gtk_widget_destroy (priv->check);
396       priv->check = NULL;
397     }
398   
399   if (priv->combo)
400     {
401       gtk_widget_destroy (priv->combo);
402       priv->combo = NULL;
403     }
404   
405   if (priv->entry)
406     {
407       gtk_widget_destroy (priv->entry);
408       priv->entry = NULL;
409     }
410
411   /* make sure entry and combo are destroyed first */
412   /* as we use the two of them to create the filechooser */
413   if (priv->filechooser)
414     {
415       gtk_widget_destroy (priv->filechooser);
416       priv->filechooser = NULL;
417     }
418
419   if (priv->image)
420     {
421       gtk_widget_destroy (priv->image);
422       priv->image = NULL;
423     }
424
425   if (priv->label)
426     {
427       gtk_widget_destroy (priv->label);
428       priv->label = NULL;
429     }
430 }
431
432 static void
433 check_toggled_cb (GtkToggleButton *toggle_button,
434                   GtkPrinterOptionWidget *widget)
435 {
436   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
437
438   g_signal_handler_block (priv->source, priv->source_changed_handler);
439   gtk_printer_option_set_boolean (priv->source,
440                                   gtk_toggle_button_get_active (toggle_button));
441   g_signal_handler_unblock (priv->source, priv->source_changed_handler);
442   emit_changed (widget);
443 }
444
445 static void
446 filesave_changed_cb (GtkWidget *w,
447                      GtkPrinterOptionWidget *widget)
448 {
449   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
450   gchar *uri, *directory, *path;
451   const gchar *file;
452
453   /* TODO: how do we support nonlocal file systems? */
454   directory = gtk_file_chooser_get_current_folder (GTK_FILE_CHOOSER (priv->combo));
455   file = g_filename_from_utf8 (gtk_entry_get_text (GTK_ENTRY (priv->entry)),
456                                -1, NULL, NULL, NULL);
457   if (file == NULL)
458     return;
459
460   /* combine the value of the chooser with the value of the entry */
461   g_signal_handler_block (priv->source, priv->source_changed_handler);  
462
463   if (g_path_is_absolute (file))
464     uri = g_filename_to_uri (file, NULL, NULL);
465   else
466     {
467 #ifdef G_OS_UNIX
468       if (file[0] == '~' && file[1] == '/')
469         {
470           directory = g_strdup (g_get_home_dir ());
471           file += 2;
472         }
473 #endif
474     
475       path = g_build_filename (directory, file, NULL);
476       uri = g_filename_to_uri (path, NULL, NULL);
477       g_free (path);
478     }
479
480   if (uri)
481     gtk_printer_option_set (priv->source, uri);
482
483   g_free (directory);
484   g_free (uri);
485
486   g_signal_handler_unblock (priv->source, priv->source_changed_handler);
487   emit_changed (widget);
488 }
489
490 static char *
491 filter_numeric (const char *val,
492                 gboolean allow_neg,
493                 gboolean allow_dec,
494                 gboolean *changed_out)
495 {
496   gchar *filtered_val;
497   int i, j;
498   int len = strlen (val);
499   gboolean dec_set = FALSE;
500
501   filtered_val = g_malloc (len + 1);
502
503   for (i = 0, j = 0; i < len; i++)
504     {
505       if (isdigit(val[i]))
506         {
507           filtered_val[j] = val[i];
508           j++;
509         }
510       else if (allow_dec && !dec_set && 
511                (val[i] == '.' || val[i] == ','))
512         {
513           /* allow one period or comma
514            * we should be checking locals
515            * but this is good enough for now
516            */
517           filtered_val[j] = val[i];
518           dec_set = TRUE;
519           j++;
520         }
521       else if (allow_neg && i == 0 && val[0] == '-')
522         {
523           filtered_val[0] = val[0];
524           j++;
525         }
526     }
527
528   filtered_val[j] = '\0';
529   *changed_out = !(i == j);
530
531   return filtered_val;
532 }
533 static void
534 combo_changed_cb (GtkWidget *combo,
535                   GtkPrinterOptionWidget *widget)
536 {
537   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
538   gchar *value;
539   gchar *filtered_val = NULL;
540   gboolean changed;
541
542   g_signal_handler_block (priv->source, priv->source_changed_handler);
543   
544   value = combo_box_get (combo);
545
546   /* handle some constraints */
547   switch (priv->source->type)
548     {
549     case GTK_PRINTER_OPTION_TYPE_PICKONE_PASSCODE:
550       filtered_val = filter_numeric (value, FALSE, FALSE, &changed);
551       break;   
552     case GTK_PRINTER_OPTION_TYPE_PICKONE_INT:
553       filtered_val = filter_numeric (value, TRUE, FALSE, &changed);
554       break;
555     case GTK_PRINTER_OPTION_TYPE_PICKONE_REAL:
556       filtered_val = filter_numeric (value, TRUE, TRUE, &changed);
557       break;
558     default:
559       break;
560     }
561
562   if (filtered_val)
563     {
564       g_free (value);
565
566       if (changed)
567         {
568           GtkEntry *entry;
569           
570           entry = GTK_ENTRY (gtk_bin_get_child (GTK_BIN (combo)));
571
572           gtk_entry_set_text (entry, filtered_val);
573         }
574       value = filtered_val;
575     }
576
577   if (value)
578     gtk_printer_option_set (priv->source, value);
579   g_free (value);
580   g_signal_handler_unblock (priv->source, priv->source_changed_handler);
581   emit_changed (widget);
582 }
583
584 static void
585 entry_changed_cb (GtkWidget *entry,
586                   GtkPrinterOptionWidget *widget)
587 {
588   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
589   const char *value;
590   
591   g_signal_handler_block (priv->source, priv->source_changed_handler);
592   value = gtk_entry_get_text (GTK_ENTRY (entry));
593   if (value)
594     gtk_printer_option_set (priv->source, value);
595   g_signal_handler_unblock (priv->source, priv->source_changed_handler);
596   emit_changed (widget);
597 }
598
599
600 static void
601 radio_changed_cb (GtkWidget              *button,
602                   GtkPrinterOptionWidget *widget)
603 {
604   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
605   char *value;
606   
607   g_signal_handler_block (priv->source, priv->source_changed_handler);
608   value = g_object_get_data (G_OBJECT (button), "value");
609   if (value)
610     gtk_printer_option_set (priv->source, value);
611   g_signal_handler_unblock (priv->source, priv->source_changed_handler);
612   emit_changed (widget);
613 }
614
615 static void
616 select_maybe (GtkWidget   *widget, 
617               const gchar *value)
618 {
619   char *v = g_object_get_data (G_OBJECT (widget), "value");
620       
621   if (strcmp (value, v) == 0)
622     gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (widget), TRUE);
623 }
624
625 static void
626 alternative_set (GtkWidget   *box,
627                  const gchar *value)
628 {
629   gtk_container_foreach (GTK_CONTAINER (box), 
630                          (GtkCallback) select_maybe,
631                          (gpointer) value);
632 }
633
634 static GSList *
635 alternative_append (GtkWidget   *box,
636                     const gchar *label,
637                     const gchar *value,
638                     GtkPrinterOptionWidget *widget,
639                     GSList      *group)
640 {
641   GtkWidget *button;
642
643   button = gtk_radio_button_new_with_label (group, label);
644   gtk_widget_show (button);
645   gtk_box_pack_start (GTK_BOX (box), button, FALSE, FALSE, 0);
646
647   g_object_set_data (G_OBJECT (button), "value", (gpointer)value);
648   g_signal_connect (button, "toggled", 
649                     G_CALLBACK (radio_changed_cb), widget);
650
651   return gtk_radio_button_get_group (GTK_RADIO_BUTTON (button));
652 }
653
654 static void
655 construct_widgets (GtkPrinterOptionWidget *widget)
656 {
657   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
658   GtkPrinterOption *source;
659   char *text;
660   int i;
661   GSList *group;
662
663   source = priv->source;
664   
665   deconstruct_widgets (widget);
666   
667   if (source == NULL)
668     {
669       priv->combo = combo_box_new ();
670       combo_box_append (priv->combo,_("Not available"), "None");
671       gtk_combo_box_set_active (GTK_COMBO_BOX (priv->combo), 0);
672       gtk_widget_set_sensitive (priv->combo, FALSE);
673       gtk_widget_show (priv->combo);
674       gtk_box_pack_start (GTK_BOX (widget), priv->combo, TRUE, TRUE, 0);
675     }
676   else switch (source->type)
677     {
678     case GTK_PRINTER_OPTION_TYPE_BOOLEAN:
679       priv->check = gtk_check_button_new_with_mnemonic (source->display_text);
680       g_signal_connect (priv->check, "toggled", G_CALLBACK (check_toggled_cb), widget);
681       gtk_widget_show (priv->check);
682       gtk_box_pack_start (GTK_BOX (widget), priv->check, TRUE, TRUE, 0);
683       break;
684     case GTK_PRINTER_OPTION_TYPE_PICKONE:
685     case GTK_PRINTER_OPTION_TYPE_PICKONE_PASSWORD:
686     case GTK_PRINTER_OPTION_TYPE_PICKONE_PASSCODE:
687     case GTK_PRINTER_OPTION_TYPE_PICKONE_REAL:
688     case GTK_PRINTER_OPTION_TYPE_PICKONE_INT:
689     case GTK_PRINTER_OPTION_TYPE_PICKONE_STRING:
690       if (source->type == GTK_PRINTER_OPTION_TYPE_PICKONE)
691         {
692           priv->combo = combo_box_new ();
693         }
694       else
695         {
696           priv->combo = combo_box_entry_new ();
697
698           if (source->type == GTK_PRINTER_OPTION_TYPE_PICKONE_PASSWORD ||
699               source->type == GTK_PRINTER_OPTION_TYPE_PICKONE_PASSCODE)
700             {
701               GtkEntry *entry;
702
703               entry = GTK_ENTRY (gtk_bin_get_child (GTK_BIN (priv->combo)));
704
705               gtk_entry_set_visibility (entry, FALSE); 
706             }
707         }
708        
709
710       for (i = 0; i < source->num_choices; i++)
711           combo_box_append (priv->combo,
712                             source->choices_display[i],
713                             source->choices[i]);
714       gtk_widget_show (priv->combo);
715       gtk_box_pack_start (GTK_BOX (widget), priv->combo, TRUE, TRUE, 0);
716       g_signal_connect (priv->combo, "changed", G_CALLBACK (combo_changed_cb), widget);
717
718       text = g_strdup_printf ("%s:", source->display_text);
719       priv->label = gtk_label_new_with_mnemonic (text);
720       g_free (text);
721       gtk_widget_show (priv->label);
722       break;
723
724     case GTK_PRINTER_OPTION_TYPE_ALTERNATIVE:
725       group = NULL;
726       priv->box = gtk_hbox_new (FALSE, 12);
727       gtk_widget_show (priv->box);
728       gtk_box_pack_start (GTK_BOX (widget), priv->box, TRUE, TRUE, 0);
729       for (i = 0; i < source->num_choices; i++)
730         group = alternative_append (priv->box,
731                                     source->choices_display[i],
732                                     source->choices[i],
733                                     widget,
734                                     group);
735
736       if (source->display_text)
737         {
738           text = g_strdup_printf ("%s:", source->display_text);
739           priv->label = gtk_label_new_with_mnemonic (text);
740           g_free (text);
741           gtk_widget_show (priv->label);
742         }
743       break;
744
745     case GTK_PRINTER_OPTION_TYPE_STRING:
746       priv->entry = gtk_entry_new ();
747       gtk_widget_show (priv->entry);
748       gtk_box_pack_start (GTK_BOX (widget), priv->entry, TRUE, TRUE, 0);
749       g_signal_connect (priv->entry, "changed", G_CALLBACK (entry_changed_cb), widget);
750
751       text = g_strdup_printf ("%s:", source->display_text);
752       priv->label = gtk_label_new_with_mnemonic (text);
753       g_free (text);
754       gtk_widget_show (priv->label);
755
756       break;
757
758     case GTK_PRINTER_OPTION_TYPE_FILESAVE:
759       {
760         GtkWidget *label;
761         
762         priv->filechooser = gtk_table_new (2, 2, FALSE);
763         gtk_table_set_row_spacings (GTK_TABLE (priv->filechooser), 6);
764         gtk_table_set_col_spacings (GTK_TABLE (priv->filechooser), 12);
765
766         /* TODO: make this a gtkfilechooserentry once we move to GTK */
767         priv->entry = gtk_entry_new ();
768         priv->combo = gtk_file_chooser_button_new (source->display_text,
769                                                    GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER);
770
771         label = gtk_label_new_with_mnemonic (_("_Name:"));
772         gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
773         gtk_label_set_mnemonic_widget (GTK_LABEL (label), priv->entry);
774
775         gtk_table_attach (GTK_TABLE (priv->filechooser), label,
776                           0, 1, 0, 1, GTK_FILL, 0,
777                           0, 0);
778
779         gtk_table_attach (GTK_TABLE (priv->filechooser), priv->entry,
780                           1, 2, 0, 1, GTK_FILL, 0,
781                           0, 0);
782
783         label = gtk_label_new_with_mnemonic (_("_Save in folder:"));
784         gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
785         gtk_label_set_mnemonic_widget (GTK_LABEL (label), priv->combo);
786
787         gtk_table_attach (GTK_TABLE (priv->filechooser), label,
788                           0, 1, 1, 2, GTK_FILL, 0,
789                           0, 0);
790
791         gtk_table_attach (GTK_TABLE (priv->filechooser), priv->combo,
792                           1, 2, 1, 2, GTK_FILL, 0,
793                           0, 0);
794
795         gtk_widget_show_all (priv->filechooser);
796         gtk_box_pack_start (GTK_BOX (widget), priv->filechooser, TRUE, TRUE, 0);
797
798         g_signal_connect (priv->entry, "changed", G_CALLBACK (filesave_changed_cb), widget);
799
800         g_signal_connect (priv->combo, "current-folder-changed", G_CALLBACK (filesave_changed_cb), widget);
801       }
802       break;
803     default:
804       break;
805     }
806
807   priv->image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_WARNING, GTK_ICON_SIZE_MENU);
808   gtk_box_pack_start (GTK_BOX (widget), priv->image, FALSE, FALSE, 0);
809 }
810
811 static void
812 update_widgets (GtkPrinterOptionWidget *widget)
813 {
814   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
815   GtkPrinterOption *source;
816
817   source = priv->source;
818   
819   if (source == NULL)
820     {
821       gtk_widget_hide (priv->image);
822       return;
823     }
824
825   switch (source->type)
826     {
827     case GTK_PRINTER_OPTION_TYPE_BOOLEAN:
828       if (strcmp (source->value, "True") == 0)
829         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->check), TRUE);
830       else
831         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->check), FALSE);
832       break;
833     case GTK_PRINTER_OPTION_TYPE_PICKONE:
834       combo_box_set (priv->combo, source->value);
835       break;
836     case GTK_PRINTER_OPTION_TYPE_ALTERNATIVE:
837       alternative_set (priv->box, source->value);
838       break;
839     case GTK_PRINTER_OPTION_TYPE_STRING:
840       gtk_entry_set_text (GTK_ENTRY (priv->entry), source->value);
841       break;
842     case GTK_PRINTER_OPTION_TYPE_FILESAVE:
843       {
844         gchar *filename = g_filename_from_uri (source->value, NULL, NULL);
845         if (filename != NULL)
846           {
847             gchar *basename, *dirname, *text;
848
849             basename = g_path_get_basename (filename);
850             dirname = g_path_get_dirname (filename);
851             text = g_filename_to_utf8 (basename, -1, NULL, NULL, NULL);
852
853             if (text != NULL)
854               gtk_entry_set_text (GTK_ENTRY (priv->entry), basename);
855             if (g_path_is_absolute (dirname))
856               gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (priv->combo),
857                                                    dirname);
858             g_free (text);
859             g_free (basename);
860             g_free (dirname);
861             g_free (filename);
862           }
863         else
864           gtk_entry_set_text (GTK_ENTRY (priv->entry), source->value);
865         break;
866       }
867     default:
868       break;
869     }
870
871   if (source->has_conflict)
872     gtk_widget_show (priv->image);
873   else
874     gtk_widget_hide (priv->image);
875 }
876
877 gboolean
878 gtk_printer_option_widget_has_external_label (GtkPrinterOptionWidget  *widget)
879 {
880   return widget->priv->label != NULL;
881 }
882
883 GtkWidget *
884 gtk_printer_option_widget_get_external_label (GtkPrinterOptionWidget  *widget)
885 {
886   return widget->priv->label;
887 }
888
889 const char *
890 gtk_printer_option_widget_get_value (GtkPrinterOptionWidget  *widget)
891 {
892   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
893
894   if (priv->source)
895     return priv->source->value;
896   
897   return "";
898 }
899
900 #define __GTK_PRINTER_OPTION_WIDGET_C__
901 #include "gtkaliasdef.c"