1 /*****************************************************************************
2 * gtk_preferences.c: functions to handle the preferences dialog box.
3 *****************************************************************************
4 * Copyright (C) 2000, 2001 VideoLAN
5 * $Id: gtk_preferences.c,v 1.31 2002/06/01 18:04:48 sam Exp $
7 * Authors: Gildas Bazin <gbazin@netcourrier.com>
8 * Loïc Minier <lool@via.ecp.fr>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
23 *****************************************************************************/
25 /*****************************************************************************
26 * Preamble: Our main job is to build a nice interface from the modules config
27 * structure. Once this is done, we need to track each change made by the
28 * user to the data contained in this interface so that when/if he decides to
29 * apply his changes we can quickly commit them into the modules config
30 * structure. (for this last task we use a GHashTable to accumulate the
31 * changes. To commit them, we then just have to circle through it )
33 *****************************************************************************/
34 #include <sys/types.h> /* off_t */
40 #ifdef MODULE_NAME_IS_gnome
48 #include "gtk_support.h"
49 #include "gtk_common.h"
50 #include "gtk_preferences.h"
53 static void GtkCreateConfigDialog( char *, intf_thread_t * );
55 static void GtkConfigOk ( GtkButton *, gpointer );
56 static void GtkConfigApply ( GtkButton *, gpointer );
57 static void GtkConfigCancel ( GtkButton *, gpointer );
58 static void GtkConfigSave ( GtkButton *, gpointer );
60 static void GtkConfigDialogDestroyed ( GtkObject *, gpointer );
62 static void GtkStringChanged ( GtkEditable *, gpointer );
63 static void GtkIntChanged ( GtkEditable *, gpointer );
64 static void GtkFloatChanged ( GtkEditable *, gpointer );
65 static void GtkBoolChanged ( GtkToggleButton *, gpointer );
67 static void GtkFreeHashTable ( gpointer );
68 static void GtkFreeHashValue ( gpointer, gpointer, gpointer );
69 static gboolean GtkSaveHashValue ( gpointer, gpointer, gpointer );
71 static void GtkModuleConfigure ( GtkButton *, gpointer );
72 static void GtkModuleSelected ( GtkButton *, gpointer );
73 static void GtkModuleHighlighted ( GtkCList *, int, int, GdkEventButton *,
76 /****************************************************************************
77 * Callback for menuitems: display configuration interface window
78 ****************************************************************************/
79 void GtkPreferencesActivate( GtkMenuItem * menuitem, gpointer user_data )
81 intf_thread_t * p_intf;
83 p_intf = GetIntf( GTK_WIDGET(menuitem), (char*)user_data );
85 GtkCreateConfigDialog( "main", p_intf );
88 /****************************************************************************
89 * GtkCreateConfigDialog: dynamically creates the configuration dialog
90 * box from all the configuration data provided by the selected module.
91 ****************************************************************************/
93 /* create a new tooltipped area */
94 #define TOOLTIP( text ) \
95 /* create an event box to catch some events */ \
96 item_event_box = gtk_event_box_new(); \
97 /* add a tooltip on mouseover */ \
98 gtk_tooltips_set_tip( p_intf->p_sys->p_tooltips, \
99 item_event_box, text, "" ); \
100 gtk_container_set_border_width( GTK_CONTAINER(item_event_box), 4 );
102 /* draws a right aligned label in side of a widget */
103 #define LABEL_AND_WIDGET( label_text, widget, tooltip ) \
104 gtk_table_resize( GTK_TABLE(category_table), ++rows, 2 ); \
105 item_align = gtk_alignment_new( 1, .5, 0, 0 ); \
106 item_label = gtk_label_new( label_text ); \
107 gtk_container_add( GTK_CONTAINER(item_align), item_label ); \
108 gtk_table_attach_defaults( GTK_TABLE(category_table), item_align, \
109 0, 1, rows - 1, rows ); \
110 item_align = gtk_alignment_new( 0, .5, .5, 0 ); \
111 gtk_container_add( GTK_CONTAINER(item_align), widget ); \
113 gtk_container_add( GTK_CONTAINER(item_event_box), item_align ); \
114 gtk_table_attach_defaults( GTK_TABLE(category_table), item_event_box, \
115 1, 2, rows - 1, rows );
117 static void GtkCreateConfigDialog( char *psz_module_name,
118 intf_thread_t *p_intf )
120 module_t *p_module, *p_module_bis;
121 module_config_t *p_item;
125 GHashTable *config_hash_table;
127 GtkWidget *item_event_box;
129 GtkWidget *config_dialog;
130 GtkWidget *config_dialog_vbox;
131 GtkWidget *config_notebook;
133 GtkWidget *category_table = NULL;
134 GtkWidget *category_label = NULL;
136 #ifndef MODULE_NAME_IS_gnome
137 GtkWidget *dialog_action_area;
140 GtkWidget *ok_button;
141 GtkWidget *apply_button;
142 GtkWidget *save_button;
143 GtkWidget *cancel_button;
145 GtkWidget *item_align;
146 GtkWidget *item_frame;
147 GtkWidget *item_hbox;
148 GtkWidget *item_label;
149 GtkWidget *item_vbox;
150 GtkWidget *string_entry;
151 GtkWidget *integer_spinbutton;
152 GtkWidget *float_spinbutton;
154 GtkWidget *bool_checkbutton;
155 GtkWidget *module_clist;
156 GtkWidget *module_config_button;
157 GtkWidget *module_select_button;
159 gint category_max_height;
161 /* Check if the dialog box is already opened, if so this will save us
162 * quite a bit of work. (the interface will be destroyed when you actually
163 * close the dialog window, but remember that it is only hidden if you
164 * clicked on the action buttons). This trick also allows us not to
165 * duplicate identical dialog windows. */
167 config_dialog = (GtkWidget *)gtk_object_get_data(
168 GTK_OBJECT(p_intf->p_sys->p_window), psz_module_name );
171 /* Yeah it was open */
172 gtk_widget_show( config_dialog );
173 gtk_widget_grab_focus( config_dialog );
178 /* Look for the selected module */
179 for( p_module = p_intf->p_vlc->module_bank.first ; p_module != NULL ;
180 p_module = p_module->next )
184 && !strcmp( psz_module_name, p_module->psz_object_name ) )
189 if( !p_module ) return;
191 /* We found it, now we can start building its configuration interface */
192 /* Create the configuration dialog box */
194 #ifdef MODULE_NAME_IS_gnome
195 config_dialog = gnome_dialog_new( p_module->psz_longname, NULL );
196 config_dialog_vbox = GNOME_DIALOG(config_dialog)->vbox;
198 config_dialog = gtk_dialog_new();
199 gtk_window_set_title( GTK_WINDOW(config_dialog), p_module->psz_longname );
200 config_dialog_vbox = GTK_DIALOG(config_dialog)->vbox;
203 gtk_object_set_data( GTK_OBJECT(config_dialog), "p_intf", p_intf );
205 category_max_height = config_GetInt( p_intf, MODULE_STRING "-prefs-maxh" );
207 gtk_window_set_policy( GTK_WINDOW(config_dialog), TRUE, TRUE, FALSE );
208 gtk_container_set_border_width( GTK_CONTAINER(config_dialog_vbox), 0 );
210 /* Create our config hash table and associate it with the dialog box */
211 config_hash_table = g_hash_table_new( NULL, NULL );
212 gtk_object_set_data_full( GTK_OBJECT(config_dialog),
213 "config_hash_table", config_hash_table,
214 (GtkDestroyNotify)GtkFreeHashTable );
216 /* Create notebook */
217 config_notebook = gtk_notebook_new();
218 gtk_notebook_set_scrollable( GTK_NOTEBOOK(config_notebook), TRUE );
219 gtk_container_add( GTK_CONTAINER(config_dialog_vbox), config_notebook );
221 /* Enumerate config options and add corresponding config boxes */
222 p_item = p_module->p_config;
225 switch( p_item->i_type )
228 case MODULE_CONFIG_HINT_CATEGORY:
229 case MODULE_CONFIG_HINT_END:
232 * Before we start building the interface for the new category, we
233 * must close/finish the previous one we were generating.
237 GtkWidget *_scrolled_window;
238 GtkWidget *_viewport;
240 GtkRequisition _requisition;
242 /* create a vbox to deal with EXPAND/FILL issues in the
243 * notebook page, and pack it with the previously generated
245 _vbox = gtk_vbox_new( FALSE, 0 );
246 gtk_container_set_border_width( GTK_CONTAINER(_vbox), 4 );
247 gtk_box_pack_start( GTK_BOX(_vbox), category_table,
250 /* create a new scrolled window that will contain all of the
252 _scrolled_window = gtk_scrolled_window_new( NULL, NULL );
253 gtk_scrolled_window_set_policy(
254 GTK_SCROLLED_WINDOW(_scrolled_window), GTK_POLICY_NEVER,
255 GTK_POLICY_AUTOMATIC );
256 /* add scrolled window as a notebook page */
257 gtk_notebook_append_page( GTK_NOTEBOOK(config_notebook),
258 _scrolled_window, category_label );
259 /* pack the vbox into the scrolled window */
260 _viewport = gtk_viewport_new( NULL, NULL );
261 gtk_viewport_set_shadow_type( GTK_VIEWPORT(_viewport),
263 gtk_container_add( GTK_CONTAINER(_viewport), _vbox );
264 gtk_container_add( GTK_CONTAINER(_scrolled_window),
267 /* set the size of the scrolled window to the size of the
269 gtk_widget_show_all( _vbox );
270 gtk_widget_size_request( _vbox, &_requisition );
271 if( _requisition.height > category_max_height )
272 gtk_widget_set_usize( _scrolled_window, -1,
273 category_max_height );
275 gtk_widget_set_usize( _scrolled_window, -1,
276 _requisition.height );
281 * Now we can start taking care of the new category
284 if( p_item->i_type == MODULE_CONFIG_HINT_CATEGORY )
286 /* create a new table for right-left alignment of children */
287 category_table = gtk_table_new( 0, 0, FALSE );
288 gtk_table_set_col_spacings( GTK_TABLE(category_table), 4 );
291 /* create a new category label */
292 category_label = gtk_label_new( p_item->psz_text );
297 case MODULE_CONFIG_ITEM_MODULE:
299 item_frame = gtk_frame_new( p_item->psz_text );
301 gtk_table_resize( GTK_TABLE(category_table), ++rows, 2 );
302 gtk_table_attach_defaults( GTK_TABLE(category_table), item_frame,
303 0, 2, rows - 1, rows );
305 item_vbox = gtk_vbox_new( FALSE, 4 );
306 gtk_container_add( GTK_CONTAINER(item_frame), item_vbox );
308 /* create a new clist widget */
310 gchar * titles[] = { _("Name"), _("Description") };
312 module_clist = gtk_clist_new_with_titles( 2, titles );
314 gtk_object_set_data( GTK_OBJECT(module_clist), "p_intf", p_intf );
315 gtk_clist_column_titles_passive( GTK_CLIST(module_clist) );
316 gtk_clist_set_selection_mode( GTK_CLIST(module_clist),
317 GTK_SELECTION_SINGLE);
318 gtk_container_add( GTK_CONTAINER(item_vbox), module_clist );
320 /* build a list of available modules */
324 for( p_module_bis = p_intf->p_vlc->module_bank.first ;
325 p_module_bis != NULL ;
326 p_module_bis = p_module_bis->next )
328 if( p_module_bis->i_capabilities & (1 << p_item->i_value) )
330 entry[0] = p_module_bis->psz_object_name;
331 entry[1] = p_module_bis->psz_longname;
332 gtk_clist_append( GTK_CLIST(module_clist), entry );
337 gtk_clist_set_column_auto_resize( GTK_CLIST(module_clist),
339 gtk_clist_set_column_auto_resize( GTK_CLIST(module_clist),
342 /* connect signals to the modules list */
343 gtk_signal_connect( GTK_OBJECT(module_clist), "select_row",
344 GTK_SIGNAL_FUNC(GtkModuleHighlighted),
347 /* hbox holding the "select" and "configure" buttons */
348 item_hbox = gtk_hbox_new( FALSE, 4 );
349 gtk_container_add( GTK_CONTAINER(item_vbox), item_hbox);
351 /* add configure button */
352 module_config_button =
353 gtk_button_new_with_label( _("Configure") );
354 gtk_widget_set_sensitive( module_config_button, FALSE );
355 gtk_container_add( GTK_CONTAINER(item_hbox),
356 module_config_button );
357 gtk_object_set_data( GTK_OBJECT(module_config_button),
359 gtk_object_set_data( GTK_OBJECT(module_clist),
360 "config_button", module_config_button );
362 /* add select button */
363 module_select_button =
364 gtk_button_new_with_label( _("Select") );
365 gtk_container_add( GTK_CONTAINER(item_hbox),
366 module_select_button );
367 /* add a tooltip on mouseover */
368 gtk_tooltips_set_tip( p_intf->p_sys->p_tooltips,
369 module_select_button,
370 p_item->psz_longtext, "" );
372 /* hbox holding the "selected" label and text input */
373 item_hbox = gtk_hbox_new( FALSE, 4 );
374 gtk_container_add( GTK_CONTAINER(item_vbox), item_hbox);
376 item_label = gtk_label_new( _("Selected:") );
377 gtk_container_add( GTK_CONTAINER(item_hbox), item_label );
379 /* add input box with default value */
380 string_entry = gtk_entry_new();
381 gtk_object_set_data( GTK_OBJECT(module_clist),
382 "module_entry", string_entry );
383 gtk_container_add( GTK_CONTAINER(item_hbox), string_entry );
384 vlc_mutex_lock( p_item->p_lock );
385 gtk_entry_set_text( GTK_ENTRY(string_entry),
386 p_item->psz_value ? p_item->psz_value : "" );
387 vlc_mutex_unlock( p_item->p_lock );
388 /* add a tooltip on mouseover */
389 gtk_tooltips_set_tip( p_intf->p_sys->p_tooltips,
390 string_entry, p_item->psz_longtext, "" );
392 /* connect signals to the buttons */
393 gtk_signal_connect( GTK_OBJECT(module_config_button), "clicked",
394 GTK_SIGNAL_FUNC(GtkModuleConfigure),
395 (gpointer)module_clist );
396 gtk_signal_connect( GTK_OBJECT(module_select_button), "clicked",
397 GTK_SIGNAL_FUNC(GtkModuleSelected),
398 (gpointer)module_clist );
400 /* connect signal to track changes in the text box */
401 gtk_object_set_data( GTK_OBJECT(string_entry), "config_option",
403 gtk_signal_connect( GTK_OBJECT(string_entry), "changed",
404 GTK_SIGNAL_FUNC(GtkStringChanged),
405 (gpointer)config_dialog );
408 case MODULE_CONFIG_ITEM_STRING:
409 case MODULE_CONFIG_ITEM_FILE:
411 /* add input box with default value */
412 string_entry = gtk_entry_new();
413 vlc_mutex_lock( p_item->p_lock );
414 gtk_entry_set_text( GTK_ENTRY(string_entry),
415 p_item->psz_value ? p_item->psz_value : "" );
416 vlc_mutex_unlock( p_item->p_lock );
418 /* connect signal to track changes in the text box */
419 gtk_object_set_data( GTK_OBJECT(string_entry), "config_option",
421 gtk_signal_connect( GTK_OBJECT(string_entry), "changed",
422 GTK_SIGNAL_FUNC(GtkStringChanged),
423 (gpointer)config_dialog );
425 LABEL_AND_WIDGET( p_item->psz_text,
426 string_entry, p_item->psz_longtext );
429 case MODULE_CONFIG_ITEM_INTEGER:
431 /* add input box with default value */
432 item_adj = gtk_adjustment_new( p_item->i_value,
433 -1, 99999, 1, 10, 10 );
434 integer_spinbutton = gtk_spin_button_new( GTK_ADJUSTMENT(item_adj),
437 /* connect signal to track changes in the spinbutton value */
438 gtk_object_set_data( GTK_OBJECT(integer_spinbutton),
439 "config_option", p_item->psz_name );
440 gtk_signal_connect( GTK_OBJECT(integer_spinbutton), "changed",
441 GTK_SIGNAL_FUNC(GtkIntChanged),
442 (gpointer)config_dialog );
444 LABEL_AND_WIDGET( p_item->psz_text,
445 integer_spinbutton, p_item->psz_longtext );
448 case MODULE_CONFIG_ITEM_FLOAT:
450 /* add input box with default value */
451 item_adj = gtk_adjustment_new( p_item->f_value,
452 0, 99999, 0.01, 10, 10 );
453 float_spinbutton = gtk_spin_button_new( GTK_ADJUSTMENT(item_adj),
456 /* connect signal to track changes in the spinbutton value */
457 gtk_object_set_data( GTK_OBJECT(float_spinbutton),
458 "config_option", p_item->psz_name );
459 gtk_signal_connect( GTK_OBJECT(float_spinbutton), "changed",
460 GTK_SIGNAL_FUNC(GtkFloatChanged),
461 (gpointer)config_dialog );
463 LABEL_AND_WIDGET( p_item->psz_text,
464 float_spinbutton, p_item->psz_longtext );
467 case MODULE_CONFIG_ITEM_BOOL:
469 /* add check button */
470 bool_checkbutton = gtk_check_button_new();
471 gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(bool_checkbutton),
474 /* connect signal to track changes in the button state */
475 gtk_object_set_data( GTK_OBJECT(bool_checkbutton), "config_option",
477 gtk_signal_connect( GTK_OBJECT(bool_checkbutton), "toggled",
478 GTK_SIGNAL_FUNC(GtkBoolChanged),
479 (gpointer)config_dialog );
481 LABEL_AND_WIDGET( p_item->psz_text,
482 bool_checkbutton, p_item->psz_longtext );
488 while( p_item->i_type != MODULE_CONFIG_HINT_END && p_item++ );
490 #ifndef MODULE_NAME_IS_gnome
491 /* Now let's add the action buttons at the bottom of the page */
492 dialog_action_area = GTK_DIALOG(config_dialog)->action_area;
493 gtk_container_set_border_width( GTK_CONTAINER(dialog_action_area), 4 );
495 /* add a new table for the config option */
496 item_hbox = gtk_hbox_new( FALSE, 0 );
497 gtk_box_pack_end( GTK_BOX(dialog_action_area), item_hbox,
499 item_hbox = gtk_hbox_new( FALSE, 0 );
500 gtk_box_pack_end( GTK_BOX(dialog_action_area), item_hbox,
504 /* Create the OK button */
505 #ifdef MODULE_NAME_IS_gnome
506 gnome_dialog_append_button( GNOME_DIALOG(config_dialog),
507 GNOME_STOCK_BUTTON_OK );
509 GTK_WIDGET(g_list_last(GNOME_DIALOG(config_dialog)->buttons)->data);
511 gnome_dialog_append_button( GNOME_DIALOG(config_dialog),
512 GNOME_STOCK_BUTTON_APPLY );
514 GTK_WIDGET(g_list_last(GNOME_DIALOG(config_dialog)->buttons)->data);
516 gnome_dialog_append_button_with_pixmap(
517 GNOME_DIALOG(config_dialog), _("Save"), GNOME_STOCK_PIXMAP_SAVE );
519 GTK_WIDGET(g_list_last(GNOME_DIALOG(config_dialog)->buttons)->data);
521 gnome_dialog_append_button( GNOME_DIALOG(config_dialog),
522 GNOME_STOCK_BUTTON_CANCEL );
524 GTK_WIDGET(g_list_last(GNOME_DIALOG(config_dialog)->buttons)->data);
526 ok_button = gtk_button_new_with_label( _("OK") );
527 gtk_box_pack_start( GTK_BOX(dialog_action_area), ok_button,
530 apply_button = gtk_button_new_with_label( _("Apply") );
531 gtk_box_pack_start( GTK_BOX(dialog_action_area), apply_button,
534 save_button = gtk_button_new_with_label( _("Save") );
535 gtk_box_pack_start( GTK_BOX(dialog_action_area), save_button,
538 cancel_button = gtk_button_new_with_label( _("Cancel") );
539 gtk_box_pack_start( GTK_BOX(dialog_action_area), cancel_button,
543 gtk_signal_connect( GTK_OBJECT(ok_button), "clicked",
544 GTK_SIGNAL_FUNC(GtkConfigOk),
546 gtk_widget_set_sensitive( apply_button, FALSE );
547 gtk_object_set_data( GTK_OBJECT(config_dialog), "apply_button",
549 gtk_signal_connect( GTK_OBJECT(apply_button), "clicked",
550 GTK_SIGNAL_FUNC(GtkConfigApply),
552 gtk_signal_connect( GTK_OBJECT(save_button), "clicked",
553 GTK_SIGNAL_FUNC(GtkConfigSave),
555 gtk_signal_connect( GTK_OBJECT(cancel_button), "clicked",
556 GTK_SIGNAL_FUNC(GtkConfigCancel),
561 /* Ok, job done successfully. Let's keep a reference to the dialog box */
562 gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_window),
563 psz_module_name, config_dialog );
564 gtk_object_set_data( GTK_OBJECT(config_dialog), "psz_module_name",
567 /* we want this ref to be destroyed if the object is destroyed */
568 gtk_signal_connect( GTK_OBJECT(config_dialog), "destroy",
569 GTK_SIGNAL_FUNC(GtkConfigDialogDestroyed),
572 gtk_widget_show_all( config_dialog );
575 #undef LABEL_AND_WIDGET
578 /****************************************************************************
579 * GtkConfigApply: store the changes to the config inside the modules
580 * configuration structure and clear the hash table.
581 ****************************************************************************/
582 void GtkConfigApply( GtkButton * button, gpointer user_data )
584 intf_thread_t *p_intf;
585 GHashTable *hash_table;
586 GtkWidget *apply_button;
588 hash_table = (GHashTable *)gtk_object_get_data( GTK_OBJECT(user_data),
589 "config_hash_table" );
590 p_intf = (intf_thread_t *)gtk_object_get_data( GTK_OBJECT(user_data),
592 g_hash_table_foreach_remove( hash_table, GtkSaveHashValue, (void*)p_intf );
594 /* change the highlight status of the Apply button */
595 apply_button = (GtkWidget *)gtk_object_get_data( GTK_OBJECT(user_data),
597 gtk_widget_set_sensitive( apply_button, FALSE );
600 void GtkConfigOk( GtkButton * button, gpointer user_data )
602 GtkConfigApply( button, user_data );
603 gtk_widget_hide( gtk_widget_get_toplevel( GTK_WIDGET (button) ) );
607 void GtkConfigCancel( GtkButton * button, gpointer user_data )
609 gtk_widget_hide( gtk_widget_get_toplevel( GTK_WIDGET (button) ) );
612 void GtkConfigSave( GtkButton * button, gpointer user_data )
614 intf_thread_t *p_intf;
616 p_intf = (intf_thread_t *)gtk_object_get_data( GTK_OBJECT(user_data),
618 GtkConfigApply( button, user_data );
619 config_SaveConfigFile( p_intf, NULL );
622 /****************************************************************************
623 * GtkModuleHighlighted: display module description when an entry is selected
624 * in the clist, and activate the configure button if necessary.
625 ****************************************************************************/
626 void GtkModuleHighlighted( GtkCList *module_clist, int row, int column,
627 GdkEventButton *event, gpointer user_data )
629 intf_thread_t *p_intf;
630 GtkWidget *config_button;
634 p_intf = (intf_thread_t *)gtk_object_get_data( GTK_OBJECT(module_clist),
637 if( gtk_clist_get_text( GTK_CLIST(module_clist), row, 0, &psz_name ) )
639 /* look for module 'psz_name' */
640 for( p_module = p_intf->p_vlc->module_bank.first ;
642 p_module = p_module->next )
644 if( !strcmp( p_module->psz_object_name, psz_name ) )
646 gtk_object_set_data( GTK_OBJECT(module_clist),
647 "module_highlighted", p_module );
648 config_button = gtk_object_get_data( GTK_OBJECT(module_clist),
650 if( p_module->i_config_items )
651 gtk_widget_set_sensitive( config_button, TRUE );
653 gtk_widget_set_sensitive( config_button, FALSE );
662 /****************************************************************************
663 * GtkModuleConfigure: display module configuration dialog box.
664 ****************************************************************************/
665 void GtkModuleConfigure( GtkButton *button, gpointer user_data )
668 intf_thread_t *p_intf;
670 p_module = (module_t *)gtk_object_get_data( GTK_OBJECT(user_data),
671 "module_highlighted" );
673 if( !p_module ) return;
674 p_intf = (intf_thread_t *)gtk_object_get_data( GTK_OBJECT(button),
676 GtkCreateConfigDialog( p_module->psz_object_name, (gpointer)p_intf );
680 /****************************************************************************
681 * GtkModuleSelected: select module.
682 ****************************************************************************/
683 void GtkModuleSelected( GtkButton *button, gpointer user_data )
688 p_module = (module_t *)gtk_object_get_data( GTK_OBJECT(user_data),
689 "module_highlighted" );
690 widget = (GtkWidget *)gtk_object_get_data( GTK_OBJECT(user_data),
692 if( !p_module ) return;
694 gtk_entry_set_text( GTK_ENTRY(widget), p_module->psz_object_name );
698 /****************************************************************************
699 * GtkStringChanged: signal called when the user changes a string value.
700 ****************************************************************************/
701 static void GtkStringChanged( GtkEditable *editable, gpointer user_data )
703 intf_thread_t *p_intf;
704 module_config_t *p_config;
705 GHashTable *hash_table;
706 GtkWidget *apply_button;
708 p_intf = (intf_thread_t *)gtk_object_get_data( GTK_OBJECT(editable),
710 hash_table = (GHashTable *)gtk_object_get_data( GTK_OBJECT(user_data),
711 "config_hash_table" );
712 /* free old p_config */
713 p_config = (module_config_t *)g_hash_table_lookup( hash_table,
714 (gpointer)editable );
715 if( p_config ) GtkFreeHashValue( NULL, (gpointer)p_config, (void *)p_intf );
717 p_config = malloc( sizeof(module_config_t) );
718 p_config->i_type = MODULE_CONFIG_ITEM_STRING;
719 p_config->psz_value = gtk_editable_get_chars( editable, 0, -1 );
720 p_config->psz_name = (char *)gtk_object_get_data( GTK_OBJECT(editable),
723 g_hash_table_insert( hash_table, (gpointer)editable,
724 (gpointer)p_config );
726 /* change the highlight status of the Apply button */
727 apply_button = (GtkWidget *)gtk_object_get_data( GTK_OBJECT(user_data),
729 gtk_widget_set_sensitive( apply_button, TRUE );
732 /****************************************************************************
733 * GtkIntChanged: signal called when the user changes an integer value.
734 ****************************************************************************/
735 static void GtkIntChanged( GtkEditable *editable, gpointer user_data )
737 intf_thread_t *p_intf;
738 module_config_t *p_config;
739 GHashTable *hash_table;
740 GtkWidget *apply_button;
742 p_intf = (intf_thread_t *)gtk_object_get_data( GTK_OBJECT(editable),
744 gtk_spin_button_update( GTK_SPIN_BUTTON(editable) );
746 hash_table = (GHashTable *)gtk_object_get_data( GTK_OBJECT(user_data),
747 "config_hash_table" );
749 /* free old p_config */
750 p_config = (module_config_t *)g_hash_table_lookup( hash_table,
751 (gpointer)editable );
752 if( p_config ) GtkFreeHashValue( NULL, (gpointer)p_config, (void *)p_intf );
754 p_config = malloc( sizeof(module_config_t) );
755 p_config->i_type = MODULE_CONFIG_ITEM_INTEGER;
756 p_config->i_value = gtk_spin_button_get_value_as_int(
757 GTK_SPIN_BUTTON(editable) );
758 p_config->psz_name = (char *)gtk_object_get_data( GTK_OBJECT(editable),
761 g_hash_table_insert( hash_table, (gpointer)editable,
762 (gpointer)p_config );
764 /* change the highlight status of the Apply button */
765 apply_button = (GtkWidget *)gtk_object_get_data( GTK_OBJECT(user_data),
767 gtk_widget_set_sensitive( apply_button, TRUE );
770 /****************************************************************************
771 * GtkFloatChanged: signal called when the user changes a float value.
772 ****************************************************************************/
773 static void GtkFloatChanged( GtkEditable *editable, gpointer user_data )
775 intf_thread_t *p_intf;
776 module_config_t *p_config;
777 GHashTable *hash_table;
778 GtkWidget *apply_button;
780 p_intf = (intf_thread_t *)gtk_object_get_data( GTK_OBJECT(editable),
782 gtk_spin_button_update( GTK_SPIN_BUTTON(editable) );
784 hash_table = (GHashTable *)gtk_object_get_data( GTK_OBJECT(user_data),
785 "config_hash_table" );
787 /* free old p_config */
788 p_config = (module_config_t *)g_hash_table_lookup( hash_table,
789 (gpointer)editable );
790 if( p_config ) GtkFreeHashValue( NULL, (gpointer)p_config, (void *)p_intf );
792 p_config = malloc( sizeof(module_config_t) );
793 p_config->i_type = MODULE_CONFIG_ITEM_FLOAT;
794 p_config->f_value = gtk_spin_button_get_value_as_float(
795 GTK_SPIN_BUTTON(editable) );
796 p_config->psz_name = (char *)gtk_object_get_data( GTK_OBJECT(editable),
799 g_hash_table_insert( hash_table, (gpointer)editable,
800 (gpointer)p_config );
802 /* change the highlight status of the Apply button */
803 apply_button = (GtkWidget *)gtk_object_get_data( GTK_OBJECT(user_data),
805 gtk_widget_set_sensitive( apply_button, TRUE );
808 /****************************************************************************
809 * GtkBoolChanged: signal called when the user changes a bool value.
810 ****************************************************************************/
811 static void GtkBoolChanged( GtkToggleButton *button, gpointer user_data )
813 intf_thread_t *p_intf;
814 module_config_t *p_config;
815 GHashTable *hash_table;
816 GtkWidget *apply_button;
818 p_intf = (intf_thread_t *)gtk_object_get_data( GTK_OBJECT(button),
820 hash_table = (GHashTable *)gtk_object_get_data( GTK_OBJECT(user_data),
821 "config_hash_table" );
823 /* free old p_config */
824 p_config = (module_config_t *)g_hash_table_lookup( hash_table,
826 if( p_config ) GtkFreeHashValue( NULL, (gpointer)p_config, (void *)p_intf );
828 p_config = malloc( sizeof(module_config_t) );
829 p_config->i_type = MODULE_CONFIG_ITEM_BOOL;
830 p_config->i_value = gtk_toggle_button_get_active( button );
831 p_config->psz_name = (char *)gtk_object_get_data( GTK_OBJECT(button),
834 g_hash_table_insert( hash_table, (gpointer)button,
835 (gpointer)p_config );
837 /* change the highlight status of the Apply button */
838 apply_button = (GtkWidget *)gtk_object_get_data( GTK_OBJECT(user_data),
840 gtk_widget_set_sensitive( apply_button, TRUE );
843 /****************************************************************************
844 * GtkFreeHashTable: signal called when the config hash table is destroyed.
845 ****************************************************************************/
846 static void GtkFreeHashTable( gpointer user_data )
848 GHashTable *hash_table = (GHashTable *)user_data;
849 intf_thread_t *p_intf =
850 (intf_thread_t *)gtk_object_get_data( GTK_OBJECT(hash_table), "p_intf" );
852 g_hash_table_foreach( hash_table, GtkFreeHashValue, (void *)p_intf );
853 g_hash_table_destroy( hash_table );
856 /****************************************************************************
857 * GtkFreeHashValue: signal called when an element of the config hash table
859 ****************************************************************************/
860 static void GtkFreeHashValue( gpointer key, gpointer value, gpointer user_data)
862 module_config_t * p_config = (module_config_t *)value;
864 if( p_config->i_type == MODULE_CONFIG_ITEM_STRING )
865 if( p_config->psz_value ) g_free( p_config->psz_value );
869 /****************************************************************************
870 * GtkSaveHashValue: callback used when enumerating the hash table in
872 ****************************************************************************/
873 static gboolean GtkSaveHashValue( gpointer key, gpointer value,
876 intf_thread_t * p_intf = (intf_thread_t *)user_data;
877 module_config_t * p_config = (module_config_t *)value;
879 switch( p_config->i_type )
882 case MODULE_CONFIG_ITEM_STRING:
883 case MODULE_CONFIG_ITEM_FILE:
884 case MODULE_CONFIG_ITEM_MODULE:
885 config_PutPsz( p_intf, p_config->psz_name,
886 *p_config->psz_value ? p_config->psz_value : NULL );
888 case MODULE_CONFIG_ITEM_INTEGER:
889 case MODULE_CONFIG_ITEM_BOOL:
890 config_PutInt( p_intf, p_config->psz_name, p_config->i_value );
892 case MODULE_CONFIG_ITEM_FLOAT:
893 config_PutFloat( p_intf, p_config->psz_name, p_config->f_value );
897 /* free the hash value we allocated */
898 if( p_config->i_type == MODULE_CONFIG_ITEM_STRING )
899 g_free( p_config->psz_value );
902 /* return TRUE so glib will free the hash entry */
906 /****************************************************************************
907 * GtkConfigDialogDestroyed: callback triggered when the config dialog box is
909 ****************************************************************************/
910 static void GtkConfigDialogDestroyed( GtkObject *object, gpointer user_data )
912 intf_thread_t *p_intf = (intf_thread_t *)user_data;
913 char *psz_module_name;
915 psz_module_name = gtk_object_get_data( object, "psz_module_name" );
917 /* remove the ref to the dialog box */
918 gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_window),
919 psz_module_name, NULL );