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Print when Enter pressed in certain GtkEntries of the print dialog
[~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 enum {
260   NAME_COLUMN,
261   VALUE_COLUMN,
262   N_COLUMNS
263 };
264
265 static void
266 combo_box_set_model (GtkWidget *combo_box)
267 {
268   GtkListStore *store;
269
270   store = gtk_list_store_new (N_COLUMNS, G_TYPE_STRING, G_TYPE_STRING);
271   gtk_combo_box_set_model (GTK_COMBO_BOX (combo_box), GTK_TREE_MODEL (store));
272   g_object_unref (store);
273 }
274
275 static void
276 combo_box_set_view (GtkWidget *combo_box)
277 {
278   GtkCellRenderer *cell;
279
280   cell = gtk_cell_renderer_text_new ();
281   gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_box), cell, TRUE);
282   gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (combo_box), cell,
283                                   "text", NAME_COLUMN,
284                                    NULL);
285 }
286
287 static GtkWidget *
288 combo_box_entry_new (void)
289 {
290   GtkWidget *combo_box;
291   combo_box = gtk_combo_box_entry_new ();
292
293   combo_box_set_model (combo_box);
294
295   gtk_combo_box_entry_set_text_column (GTK_COMBO_BOX_ENTRY (combo_box), NAME_COLUMN);
296
297   return combo_box;
298 }
299
300 static GtkWidget *
301 combo_box_new (void)
302 {
303   GtkWidget *combo_box;
304   combo_box = gtk_combo_box_new ();
305
306   combo_box_set_model (combo_box);
307   combo_box_set_view (combo_box);
308
309   return combo_box;
310 }
311   
312 static void
313 combo_box_append (GtkWidget   *combo,
314                   const gchar *display_text,
315                   const gchar *value)
316 {
317   GtkTreeModel *model;
318   GtkListStore *store;
319   GtkTreeIter iter;
320   
321   model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
322   store = GTK_LIST_STORE (model);
323
324   gtk_list_store_append (store, &iter);
325   gtk_list_store_set (store, &iter,
326                       NAME_COLUMN, display_text,
327                       VALUE_COLUMN, value,
328                       -1);
329 }
330
331 struct ComboSet {
332   GtkComboBox *combo;
333   const gchar *value;
334 };
335
336 static gboolean
337 set_cb (GtkTreeModel *model, 
338         GtkTreePath  *path, 
339         GtkTreeIter  *iter, 
340         gpointer      data)
341 {
342   struct ComboSet *set_data = data;
343   gboolean found;
344   char *value;
345   
346   gtk_tree_model_get (model, iter, VALUE_COLUMN, &value, -1);
347   found = (strcmp (value, set_data->value) == 0);
348   g_free (value);
349   
350   if (found)
351     gtk_combo_box_set_active_iter (set_data->combo, iter);
352
353   return found;
354 }
355
356 static void
357 combo_box_set (GtkWidget   *combo,
358                const gchar *value)
359 {
360   GtkTreeModel *model;
361   struct ComboSet set_data;
362   
363   model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
364
365   set_data.combo = GTK_COMBO_BOX (combo);
366   set_data.value = value;
367   gtk_tree_model_foreach (model, set_cb, &set_data);
368 }
369
370 static char *
371 combo_box_get (GtkWidget *combo)
372 {
373   GtkTreeModel *model;
374   gchar *value;
375   GtkTreeIter iter;
376
377   if (GTK_IS_COMBO_BOX_ENTRY (combo))
378     {
379       value = gtk_combo_box_get_active_text(GTK_COMBO_BOX (combo));
380     }
381   else
382     {
383       model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
384
385       value = NULL;
386       if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (combo), &iter))
387          gtk_tree_model_get (model, &iter, VALUE_COLUMN, &value, -1);
388      }
389
390   return value;
391 }
392
393
394 static void
395 deconstruct_widgets (GtkPrinterOptionWidget *widget)
396 {
397   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
398
399   if (priv->check)
400     {
401       gtk_widget_destroy (priv->check);
402       priv->check = NULL;
403     }
404   
405   if (priv->combo)
406     {
407       gtk_widget_destroy (priv->combo);
408       priv->combo = NULL;
409     }
410   
411   if (priv->entry)
412     {
413       gtk_widget_destroy (priv->entry);
414       priv->entry = NULL;
415     }
416
417   /* make sure entry and combo are destroyed first */
418   /* as we use the two of them to create the filechooser */
419   if (priv->filechooser)
420     {
421       gtk_widget_destroy (priv->filechooser);
422       priv->filechooser = NULL;
423     }
424
425   if (priv->image)
426     {
427       gtk_widget_destroy (priv->image);
428       priv->image = NULL;
429     }
430
431   if (priv->label)
432     {
433       gtk_widget_destroy (priv->label);
434       priv->label = NULL;
435     }
436 }
437
438 static void
439 check_toggled_cb (GtkToggleButton        *toggle_button,
440                   GtkPrinterOptionWidget *widget)
441 {
442   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
443
444   g_signal_handler_block (priv->source, priv->source_changed_handler);
445   gtk_printer_option_set_boolean (priv->source,
446                                   gtk_toggle_button_get_active (toggle_button));
447   g_signal_handler_unblock (priv->source, priv->source_changed_handler);
448   emit_changed (widget);
449 }
450
451 static void
452 filesave_changed_cb (GtkWidget              *button,
453                      GtkPrinterOptionWidget *widget)
454 {
455   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
456   gchar *uri, *file;
457   gchar *directory;
458
459   file = g_filename_from_utf8 (gtk_entry_get_text (GTK_ENTRY (priv->entry)),
460                                -1, NULL, NULL, NULL);
461   if (file == NULL)
462     return;
463
464   /* combine the value of the chooser with the value of the entry */
465   g_signal_handler_block (priv->source, priv->source_changed_handler);  
466
467   directory = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (priv->combo));
468
469   if ((g_uri_parse_scheme (file) == NULL) && (directory != NULL))
470     {
471       if (g_path_is_absolute (file))
472         uri = g_filename_to_uri (file, NULL, NULL);
473       else
474         {
475           gchar *path;
476
477 #ifdef G_OS_UNIX
478           if (file[0] == '~' && file[1] == '/')
479             {
480               path = g_build_filename (g_get_home_dir (), file + 2, NULL);
481             }
482           else
483 #endif
484             {
485               path = g_build_filename (directory, file, NULL);
486             }
487
488           uri = g_filename_to_uri (path, NULL, NULL);
489
490           g_free (path);
491         }
492     }
493   else
494     {
495       if (g_uri_parse_scheme (file) != NULL)
496         uri = g_strdup (file);
497       else
498         uri = g_build_path ("/", gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (priv->combo)), file, NULL);
499     }
500  
501   if (uri)
502     gtk_printer_option_set (priv->source, uri);
503
504   g_free (uri);
505   g_free (file);
506   g_free (directory);
507
508   g_signal_handler_unblock (priv->source, priv->source_changed_handler);
509   emit_changed (widget);
510 }
511
512 static gchar *
513 filter_numeric (const gchar *val,
514                 gboolean     allow_neg,
515                 gboolean     allow_dec,
516                 gboolean    *changed_out)
517 {
518   gchar *filtered_val;
519   int i, j;
520   int len = strlen (val);
521   gboolean dec_set = FALSE;
522
523   filtered_val = g_malloc (len + 1);
524
525   for (i = 0, j = 0; i < len; i++)
526     {
527       if (isdigit (val[i]))
528         {
529           filtered_val[j] = val[i];
530           j++;
531         }
532       else if (allow_dec && !dec_set && 
533                (val[i] == '.' || val[i] == ','))
534         {
535           /* allow one period or comma
536            * we should be checking locals
537            * but this is good enough for now
538            */
539           filtered_val[j] = val[i];
540           dec_set = TRUE;
541           j++;
542         }
543       else if (allow_neg && i == 0 && val[0] == '-')
544         {
545           filtered_val[0] = val[0];
546           j++;
547         }
548     }
549
550   filtered_val[j] = '\0';
551   *changed_out = !(i == j);
552
553   return filtered_val;
554 }
555
556 static void
557 combo_changed_cb (GtkWidget              *combo,
558                   GtkPrinterOptionWidget *widget)
559 {
560   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
561   gchar *value;
562   gchar *filtered_val = NULL;
563   gboolean changed;
564
565   g_signal_handler_block (priv->source, priv->source_changed_handler);
566   
567   value = combo_box_get (combo);
568
569   /* handle some constraints */
570   switch (priv->source->type)
571     {
572     case GTK_PRINTER_OPTION_TYPE_PICKONE_PASSCODE:
573       filtered_val = filter_numeric (value, FALSE, FALSE, &changed);
574       break;   
575     case GTK_PRINTER_OPTION_TYPE_PICKONE_INT:
576       filtered_val = filter_numeric (value, TRUE, FALSE, &changed);
577       break;
578     case GTK_PRINTER_OPTION_TYPE_PICKONE_REAL:
579       filtered_val = filter_numeric (value, TRUE, TRUE, &changed);
580       break;
581     default:
582       break;
583     }
584
585   if (filtered_val)
586     {
587       g_free (value);
588
589       if (changed)
590         {
591           GtkEntry *entry;
592           
593           entry = GTK_ENTRY (gtk_bin_get_child (GTK_BIN (combo)));
594
595           gtk_entry_set_text (entry, filtered_val);
596         }
597       value = filtered_val;
598     }
599
600   if (value)
601     gtk_printer_option_set (priv->source, value);
602   g_free (value);
603   g_signal_handler_unblock (priv->source, priv->source_changed_handler);
604   emit_changed (widget);
605 }
606
607 static void
608 entry_changed_cb (GtkWidget              *entry,
609                   GtkPrinterOptionWidget *widget)
610 {
611   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
612   const gchar *value;
613   
614   g_signal_handler_block (priv->source, priv->source_changed_handler);
615   value = gtk_entry_get_text (GTK_ENTRY (entry));
616   if (value)
617     gtk_printer_option_set (priv->source, value);
618   g_signal_handler_unblock (priv->source, priv->source_changed_handler);
619   emit_changed (widget);
620 }
621
622
623 static void
624 radio_changed_cb (GtkWidget              *button,
625                   GtkPrinterOptionWidget *widget)
626 {
627   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
628   gchar *value;
629   
630   g_signal_handler_block (priv->source, priv->source_changed_handler);
631   value = g_object_get_data (G_OBJECT (button), "value");
632   if (value)
633     gtk_printer_option_set (priv->source, value);
634   g_signal_handler_unblock (priv->source, priv->source_changed_handler);
635   emit_changed (widget);
636 }
637
638 static void
639 select_maybe (GtkWidget   *widget, 
640               const gchar *value)
641 {
642   gchar *v = g_object_get_data (G_OBJECT (widget), "value");
643       
644   if (strcmp (value, v) == 0)
645     gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (widget), TRUE);
646 }
647
648 static void
649 alternative_set (GtkWidget   *box,
650                  const gchar *value)
651 {
652   gtk_container_foreach (GTK_CONTAINER (box), 
653                          (GtkCallback) select_maybe,
654                          (gpointer) value);
655 }
656
657 static GSList *
658 alternative_append (GtkWidget              *box,
659                     const gchar            *label,
660                     const gchar            *value,
661                     GtkPrinterOptionWidget *widget,
662                     GSList                 *group)
663 {
664   GtkWidget *button;
665
666   button = gtk_radio_button_new_with_label (group, label);
667   gtk_widget_show (button);
668   gtk_box_pack_start (GTK_BOX (box), button, FALSE, FALSE, 0);
669
670   g_object_set_data (G_OBJECT (button), "value", (gpointer)value);
671   g_signal_connect (button, "toggled", 
672                     G_CALLBACK (radio_changed_cb), widget);
673
674   return gtk_radio_button_get_group (GTK_RADIO_BUTTON (button));
675 }
676
677 static void
678 construct_widgets (GtkPrinterOptionWidget *widget)
679 {
680   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
681   GtkPrinterOption *source;
682   char *text;
683   int i;
684   GSList *group;
685
686   source = priv->source;
687   
688   deconstruct_widgets (widget);
689   
690   if (source == NULL)
691     {
692       priv->combo = combo_box_new ();
693       combo_box_append (priv->combo,_("Not available"), "None");
694       gtk_combo_box_set_active (GTK_COMBO_BOX (priv->combo), 0);
695       gtk_widget_set_sensitive (priv->combo, FALSE);
696       gtk_widget_show (priv->combo);
697       gtk_box_pack_start (GTK_BOX (widget), priv->combo, TRUE, TRUE, 0);
698     }
699   else switch (source->type)
700     {
701     case GTK_PRINTER_OPTION_TYPE_BOOLEAN:
702       priv->check = gtk_check_button_new_with_mnemonic (source->display_text);
703       g_signal_connect (priv->check, "toggled", G_CALLBACK (check_toggled_cb), widget);
704       gtk_widget_show (priv->check);
705       gtk_box_pack_start (GTK_BOX (widget), priv->check, TRUE, TRUE, 0);
706       break;
707     case GTK_PRINTER_OPTION_TYPE_PICKONE:
708     case GTK_PRINTER_OPTION_TYPE_PICKONE_PASSWORD:
709     case GTK_PRINTER_OPTION_TYPE_PICKONE_PASSCODE:
710     case GTK_PRINTER_OPTION_TYPE_PICKONE_REAL:
711     case GTK_PRINTER_OPTION_TYPE_PICKONE_INT:
712     case GTK_PRINTER_OPTION_TYPE_PICKONE_STRING:
713       if (source->type == GTK_PRINTER_OPTION_TYPE_PICKONE)
714         {
715           priv->combo = combo_box_new ();
716         }
717       else
718         {
719           priv->combo = combo_box_entry_new ();
720
721           if (source->type == GTK_PRINTER_OPTION_TYPE_PICKONE_PASSWORD ||
722               source->type == GTK_PRINTER_OPTION_TYPE_PICKONE_PASSCODE)
723             {
724               GtkEntry *entry;
725
726               entry = GTK_ENTRY (gtk_bin_get_child (GTK_BIN (priv->combo)));
727
728               gtk_entry_set_visibility (entry, FALSE); 
729             }
730         }
731        
732
733       for (i = 0; i < source->num_choices; i++)
734           combo_box_append (priv->combo,
735                             source->choices_display[i],
736                             source->choices[i]);
737       gtk_widget_show (priv->combo);
738       gtk_box_pack_start (GTK_BOX (widget), priv->combo, TRUE, TRUE, 0);
739       g_signal_connect (priv->combo, "changed", G_CALLBACK (combo_changed_cb), widget);
740
741       text = g_strdup_printf ("%s:", source->display_text);
742       priv->label = gtk_label_new_with_mnemonic (text);
743       g_free (text);
744       gtk_widget_show (priv->label);
745       break;
746
747     case GTK_PRINTER_OPTION_TYPE_ALTERNATIVE:
748       group = NULL;
749       priv->box = gtk_hbox_new (FALSE, 12);
750       gtk_widget_show (priv->box);
751       gtk_box_pack_start (GTK_BOX (widget), priv->box, TRUE, TRUE, 0);
752       for (i = 0; i < source->num_choices; i++)
753         group = alternative_append (priv->box,
754                                     source->choices_display[i],
755                                     source->choices[i],
756                                     widget,
757                                     group);
758
759       if (source->display_text)
760         {
761           text = g_strdup_printf ("%s:", source->display_text);
762           priv->label = gtk_label_new_with_mnemonic (text);
763           g_free (text);
764           gtk_widget_show (priv->label);
765         }
766       break;
767
768     case GTK_PRINTER_OPTION_TYPE_STRING:
769       priv->entry = gtk_entry_new ();
770       gtk_entry_set_activates_default (GTK_ENTRY (priv->entry),
771                                        gtk_printer_option_get_activates_default (source));
772       gtk_widget_show (priv->entry);
773       gtk_box_pack_start (GTK_BOX (widget), priv->entry, TRUE, TRUE, 0);
774       g_signal_connect (priv->entry, "changed", G_CALLBACK (entry_changed_cb), widget);
775
776       text = g_strdup_printf ("%s:", source->display_text);
777       priv->label = gtk_label_new_with_mnemonic (text);
778       g_free (text);
779       gtk_widget_show (priv->label);
780
781       break;
782
783     case GTK_PRINTER_OPTION_TYPE_FILESAVE:
784       {
785         GtkWidget *label;
786         
787         priv->filechooser = gtk_table_new (2, 2, FALSE);
788         gtk_table_set_row_spacings (GTK_TABLE (priv->filechooser), 6);
789         gtk_table_set_col_spacings (GTK_TABLE (priv->filechooser), 12);
790
791         /* TODO: make this a gtkfilechooserentry once we move to GTK */
792         priv->entry = gtk_entry_new ();
793         priv->combo = gtk_file_chooser_button_new (source->display_text,
794                                                    GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER);
795
796         g_object_set (priv->combo, "local-only", FALSE, NULL);
797         gtk_entry_set_activates_default (GTK_ENTRY (priv->entry),
798                                          gtk_printer_option_get_activates_default (source));
799
800         label = gtk_label_new_with_mnemonic (_("_Name:"));
801         gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
802         gtk_label_set_mnemonic_widget (GTK_LABEL (label), priv->entry);
803
804         gtk_table_attach (GTK_TABLE (priv->filechooser), label,
805                           0, 1, 0, 1, GTK_FILL, 0,
806                           0, 0);
807
808         gtk_table_attach (GTK_TABLE (priv->filechooser), priv->entry,
809                           1, 2, 0, 1, GTK_FILL, 0,
810                           0, 0);
811
812         label = gtk_label_new_with_mnemonic (_("_Save in folder:"));
813         gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
814         gtk_label_set_mnemonic_widget (GTK_LABEL (label), priv->combo);
815
816         gtk_table_attach (GTK_TABLE (priv->filechooser), label,
817                           0, 1, 1, 2, GTK_FILL, 0,
818                           0, 0);
819
820         gtk_table_attach (GTK_TABLE (priv->filechooser), priv->combo,
821                           1, 2, 1, 2, GTK_FILL, 0,
822                           0, 0);
823
824         gtk_widget_show_all (priv->filechooser);
825         gtk_box_pack_start (GTK_BOX (widget), priv->filechooser, TRUE, TRUE, 0);
826
827         g_signal_connect (priv->entry, "changed", G_CALLBACK (filesave_changed_cb), widget);
828
829         g_signal_connect (priv->combo, "selection-changed", G_CALLBACK (filesave_changed_cb), widget);
830       }
831       break;
832     default:
833       break;
834     }
835
836   priv->image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_WARNING, GTK_ICON_SIZE_MENU);
837   gtk_box_pack_start (GTK_BOX (widget), priv->image, FALSE, FALSE, 0);
838 }
839
840 static void
841 update_widgets (GtkPrinterOptionWidget *widget)
842 {
843   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
844   GtkPrinterOption *source;
845
846   source = priv->source;
847   
848   if (source == NULL)
849     {
850       gtk_widget_hide (priv->image);
851       return;
852     }
853
854   switch (source->type)
855     {
856     case GTK_PRINTER_OPTION_TYPE_BOOLEAN:
857       if (strcmp (source->value, "True") == 0)
858         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->check), TRUE);
859       else
860         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->check), FALSE);
861       break;
862     case GTK_PRINTER_OPTION_TYPE_PICKONE:
863       combo_box_set (priv->combo, source->value);
864       break;
865     case GTK_PRINTER_OPTION_TYPE_ALTERNATIVE:
866       alternative_set (priv->box, source->value);
867       break;
868     case GTK_PRINTER_OPTION_TYPE_STRING:
869       gtk_entry_set_text (GTK_ENTRY (priv->entry), source->value);
870       break;
871     case GTK_PRINTER_OPTION_TYPE_FILESAVE:
872       {
873         gchar *filename = g_filename_from_uri (source->value, NULL, NULL);
874         if (filename != NULL)
875           {
876             gchar *basename, *dirname, *text;
877
878             basename = g_path_get_basename (filename);
879             dirname = g_path_get_dirname (filename);
880             text = g_filename_to_utf8 (basename, -1, NULL, NULL, NULL);
881
882             if (text != NULL)
883               gtk_entry_set_text (GTK_ENTRY (priv->entry), text);
884             if (g_path_is_absolute (dirname))
885               gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (priv->combo),
886                                                    dirname);
887             g_free (text);
888             g_free (basename);
889             g_free (dirname);
890             g_free (filename);
891           }
892         else
893           gtk_entry_set_text (GTK_ENTRY (priv->entry), source->value);
894         break;
895       }
896     default:
897       break;
898     }
899
900   if (source->has_conflict)
901     gtk_widget_show (priv->image);
902   else
903     gtk_widget_hide (priv->image);
904 }
905
906 gboolean
907 gtk_printer_option_widget_has_external_label (GtkPrinterOptionWidget *widget)
908 {
909   return widget->priv->label != NULL;
910 }
911
912 GtkWidget *
913 gtk_printer_option_widget_get_external_label (GtkPrinterOptionWidget  *widget)
914 {
915   return widget->priv->label;
916 }
917
918 const gchar *
919 gtk_printer_option_widget_get_value (GtkPrinterOptionWidget *widget)
920 {
921   GtkPrinterOptionWidgetPrivate *priv = widget->priv;
922
923   if (priv->source)
924     return priv->source->value;
925   
926   return "";
927 }
928
929 #define __GTK_PRINTER_OPTION_WIDGET_C__
930 #include "gtkaliasdef.c"