/***************************************************************************** * gtk_preferences.c: functions to handle the preferences dialog box. ***************************************************************************** * Copyright (C) 2000, 2001 VideoLAN * $Id: gtk_preferences.c,v 1.13 2002/03/11 20:14:16 gbazin Exp $ * * Authors: Gildas Bazin * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. *****************************************************************************/ /***************************************************************************** * Preamble: Our main job is to build a nice interface from the modules config * structure. Once this is done, we need to track each change made by the * user to the data contained in this interface so that when/if he decides to * apply his changes we can quickly commit them into the modules config * structure. (for this last task we use a GHashTable to accumulate the * changes. To commit them, we then just have to circle through it ) * *****************************************************************************/ #include /* off_t */ #include #include #ifdef MODULE_NAME_IS_gnome # include #else # include #endif #include #include "interface.h" #include "gtk_support.h" #include "gtk_common.h" #include "gtk_preferences.h" /* local functions */ static void GtkCreateConfigDialog( char *, intf_thread_t * ); static void GtkConfigOk ( GtkButton *, gpointer ); static void GtkConfigApply ( GtkButton *, gpointer ); static void GtkConfigCancel ( GtkButton *, gpointer ); static void GtkConfigDialogDestroyed ( GtkObject *, gpointer ); static void GtkStringChanged ( GtkEditable *, gpointer ); static void GtkIntChanged ( GtkEditable *, gpointer ); static void GtkBoolChanged ( GtkToggleButton *, gpointer ); static void GtkFreeHashTable ( gpointer ); static void GtkFreeHashValue ( gpointer, gpointer, gpointer ); static void GtkSaveHashValue ( gpointer, gpointer, gpointer ); static void GtkPluginConfigure ( GtkButton *, gpointer ); static void GtkPluginSelected ( GtkButton *, gpointer ); static void GtkPluginHighlighted ( GtkCList *, int, int, GdkEventButton *, gpointer ); /**************************************************************************** * Callback for menuitems: display configuration interface window ****************************************************************************/ void GtkPreferencesActivate( GtkMenuItem * menuitem, gpointer user_data ) { intf_thread_t *p_intf = GetIntf( GTK_WIDGET(menuitem), (char*)user_data ); GtkCreateConfigDialog( "main", p_intf ); } /**************************************************************************** * GtkCreateConfigDialog: dynamically creates the configuration dialog * box from all the configuration data provided by the selected module. ****************************************************************************/ static void GtkCreateConfigDialog( char *psz_module_name, intf_thread_t *p_intf ) { module_t *p_module, *p_module_bis; int i; GHashTable *config_hash_table; GtkWidget *config_dialog; GtkWidget *config_dialog_vbox; GtkWidget *config_notebook; GtkWidget *scrolled_window; GtkWidget *category_vbox = NULL; GtkWidget *dialog_action_area; GtkWidget *ok_button; GtkWidget *apply_button; GtkWidget *cancel_button; GtkWidget *item_frame; GtkWidget *item_table; GtkWidget *item_hbox; GtkWidget *item_label; GtkWidget *item_text; GtkWidget *string_entry; GtkWidget *integer_spinbutton; GtkObject *item_adj; GtkWidget *bool_checkbutton; GtkWidget *plugin_clist; GtkWidget *plugin_config_button; GtkWidget *plugin_select_button; /* Check if the dialog box is already opened, if so this will save us * quite a bit of work. (the interface will be destroyed when you actually * close the dialog window, but remember that it is only hidden if you * clicked on the action buttons). This trick also allows us not to * duplicate identical dialog windows. */ config_dialog = (GtkWidget *)gtk_object_get_data( GTK_OBJECT(p_intf->p_sys->p_window), psz_module_name ); if( config_dialog ) { /* Yeah it was open */ gtk_widget_show( config_dialog ); gtk_widget_grab_focus( config_dialog ); return; } /* Look for the selected module */ for( p_module = p_module_bank->first ; p_module != NULL ; p_module = p_module->next ) { if( psz_module_name && !strcmp( psz_module_name, p_module->psz_name ) ) break; } if( !p_module ) return; /* * We found it, now we can start building its configuration interface */ /* Create the configuration dialog box */ config_dialog = gtk_dialog_new(); gtk_window_set_title( GTK_WINDOW(config_dialog), p_module->psz_longname ); gtk_window_set_default_size( GTK_WINDOW(config_dialog), 600 /*width*/, 400/*height*/ ); config_dialog_vbox = GTK_DIALOG(config_dialog)->vbox; gtk_widget_show( config_dialog_vbox ); gtk_container_set_border_width( GTK_CONTAINER(config_dialog_vbox), 0 ); /* Create our config hash table and associate it with the dialog box */ config_hash_table = g_hash_table_new( NULL, NULL ); gtk_object_set_data_full( GTK_OBJECT(config_dialog), "config_hash_table", config_hash_table, (GtkDestroyNotify)GtkFreeHashTable ); /* Create notebook */ config_notebook = gtk_notebook_new(); gtk_notebook_set_scrollable( GTK_NOTEBOOK(config_notebook), TRUE); gtk_widget_show( config_notebook ); gtk_box_pack_start( GTK_BOX(config_dialog_vbox), config_notebook, TRUE, TRUE, 0 ); /* Enumerate config options and add corresponding config boxes */ for( i = 0; i < p_module->i_config_lines; i++ ) { switch( p_module->p_config[i].i_type ) { case MODULE_CONFIG_HINT_CATEGORY: /* create a new scrolled window. */ scrolled_window = gtk_scrolled_window_new( NULL, NULL ); gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(scrolled_window), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC ); gtk_widget_show( scrolled_window ); /* add scrolled window as a notebook page */ item_label = gtk_label_new( p_module->p_config[i].psz_text ); gtk_widget_show( item_label ); gtk_notebook_append_page( GTK_NOTEBOOK(config_notebook), scrolled_window, item_label ); /* pack a new vbox into the scrolled window */ category_vbox = gtk_vbox_new( FALSE, 10 ); gtk_container_set_border_width( GTK_CONTAINER(category_vbox), 5 ); gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW( scrolled_window ), category_vbox ); gtk_widget_show( category_vbox ); break; case MODULE_CONFIG_ITEM_PLUGIN: /* add new frame for the config option */ item_frame = gtk_frame_new( p_module->p_config[i].psz_text ); gtk_widget_show( item_frame ); gtk_box_pack_start( GTK_BOX(category_vbox), item_frame, FALSE, FALSE, 5 ); /* add a new table for the config option */ item_table = gtk_table_new( 3, 3, FALSE ); gtk_widget_show( item_table ); gtk_container_add( GTK_CONTAINER(item_frame), item_table ); /* create a new scrolled window */ scrolled_window = gtk_scrolled_window_new( NULL, NULL ); gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(scrolled_window), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC ); gtk_widget_set_usize( scrolled_window, -2, 150 ); gtk_widget_show( scrolled_window ); gtk_table_attach( GTK_TABLE(item_table), scrolled_window, 0, 2, 0, 1, GTK_FILL, GTK_FILL, 5, 5 ); /* create a new clist widget and add it to the scrolled win */ plugin_clist = gtk_clist_new_with_titles( 1, &p_module->p_config[i].psz_text ); gtk_clist_column_titles_passive( GTK_CLIST(plugin_clist) ); gtk_clist_set_selection_mode( GTK_CLIST(plugin_clist), GTK_SELECTION_SINGLE); gtk_container_add( GTK_CONTAINER(scrolled_window), plugin_clist ); gtk_widget_show( plugin_clist ); /* build a list of available plugins */ for( p_module_bis = p_module_bank->first ; p_module_bis != NULL ; p_module_bis = p_module_bis->next ) { if( p_module_bis->i_capabilities & (1 << p_module->p_config[i].i_value) ) gtk_clist_append( GTK_CLIST(plugin_clist), (gchar **)&p_module_bis->psz_name ); } /* add text box for config description */ if( p_module->p_config[i].psz_longtext ) { item_text = gtk_label_new( p_module->p_config[i].psz_longtext); gtk_label_set_justify( GTK_LABEL(item_text), GTK_JUSTIFY_LEFT); gtk_label_set_line_wrap( GTK_LABEL(item_text), TRUE ); gtk_widget_show( item_text ); gtk_table_attach( GTK_TABLE(item_table), item_text, 2, 3, 0, 1, GTK_FILL, GTK_FILL, 5, 5 ); } /* pack a label into the config line */ item_label = gtk_label_new( "" ); gtk_widget_show( item_label ); gtk_table_attach( GTK_TABLE(item_table), item_label, 2, 3, 1, 2, GTK_FILL, GTK_FILL, 5, 5 ); /* connect signals to the plugins list */ gtk_signal_connect( GTK_OBJECT(plugin_clist), "select_row", GTK_SIGNAL_FUNC(GtkPluginHighlighted), (gpointer)item_label ); /* add configure button */ plugin_config_button = gtk_button_new_with_label( _("Configure") ); gtk_widget_set_sensitive( plugin_config_button, FALSE ); gtk_widget_show( plugin_config_button ); gtk_table_attach( GTK_TABLE(item_table), plugin_config_button, 0, 1, 1, 2, GTK_FILL, GTK_FILL, 5, 5 ); gtk_object_set_data( GTK_OBJECT(plugin_config_button), "p_intf", p_intf ); gtk_object_set_data( GTK_OBJECT(plugin_clist), "config_button", plugin_config_button ); /* add select button */ plugin_select_button = gtk_button_new_with_label( _("Select") ); gtk_widget_show( plugin_select_button ); gtk_table_attach( GTK_TABLE(item_table), plugin_select_button, 1, 2, 1, 2, GTK_FILL, GTK_FILL, 5, 5 ); /* add new label */ item_label = gtk_label_new( _("Selected:") ); gtk_widget_show( item_label ); gtk_table_attach( GTK_TABLE(item_table), item_label, 0, 1, 2, 3, GTK_FILL, GTK_FILL, 5, 5 ); /* add input box with default value */ string_entry = gtk_entry_new(); gtk_object_set_data( GTK_OBJECT(plugin_clist), "plugin_entry", string_entry ); gtk_widget_show( string_entry ); gtk_table_attach( GTK_TABLE(item_table), string_entry, 2, 3, 2, 3, GTK_FILL, GTK_FILL, 5, 5 ); vlc_mutex_lock( p_module->p_config[i].p_lock ); gtk_entry_set_text( GTK_ENTRY(string_entry), p_module->p_config[i].psz_value ? p_module->p_config[i].psz_value : "" ); vlc_mutex_unlock( p_module->p_config[i].p_lock ); /* connect signals to the buttons */ gtk_signal_connect( GTK_OBJECT(plugin_config_button), "clicked", GTK_SIGNAL_FUNC(GtkPluginConfigure), (gpointer)plugin_clist ); gtk_signal_connect( GTK_OBJECT(plugin_select_button), "clicked", GTK_SIGNAL_FUNC(GtkPluginSelected), (gpointer)plugin_clist ); /* connect signal to track changes in the text box */ gtk_object_set_data( GTK_OBJECT(string_entry), "config_option", p_module->p_config[i].psz_name ); gtk_signal_connect( GTK_OBJECT(string_entry), "changed", GTK_SIGNAL_FUNC(GtkStringChanged), (gpointer)config_dialog ); break; case MODULE_CONFIG_ITEM_STRING: case MODULE_CONFIG_ITEM_FILE: /* add new frame for the config option */ item_frame = gtk_frame_new( p_module->p_config[i].psz_text ); gtk_widget_show( item_frame ); gtk_box_pack_start( GTK_BOX(category_vbox), item_frame, FALSE, FALSE, 5 ); /* add a new table for the config option */ item_table = gtk_table_new( 1, 1, FALSE ); gtk_widget_show( item_table ); gtk_container_add( GTK_CONTAINER(item_frame), item_table ); /* add input box with default value */ string_entry = gtk_entry_new(); gtk_widget_show( string_entry ); gtk_table_attach( GTK_TABLE(item_table), string_entry, 0, 1, 0, 1, GTK_FILL, GTK_FILL, 5, 5 ); vlc_mutex_lock( p_module->p_config[i].p_lock ); gtk_entry_set_text( GTK_ENTRY(string_entry), p_module->p_config[i].psz_value ? p_module->p_config[i].psz_value : "" ); vlc_mutex_unlock( p_module->p_config[i].p_lock ); /* add text box for config description */ if( p_module->p_config[i].psz_longtext ) { item_text = gtk_label_new( p_module->p_config[i].psz_longtext); gtk_label_set_justify( GTK_LABEL(item_text), GTK_JUSTIFY_LEFT); gtk_label_set_line_wrap( GTK_LABEL(item_text), TRUE ); gtk_widget_set_usize( item_text, 500, -2 ); gtk_widget_show( item_text ); gtk_table_resize( GTK_TABLE(item_table), 2, 1 ); gtk_table_attach( GTK_TABLE(item_table), item_text, 0, 1, 1, 2, GTK_FILL, GTK_FILL, 5, 5 ); } /* connect signal to track changes in the text box */ gtk_object_set_data( GTK_OBJECT(string_entry), "config_option", p_module->p_config[i].psz_name ); gtk_signal_connect( GTK_OBJECT(string_entry), "changed", GTK_SIGNAL_FUNC(GtkStringChanged), (gpointer)config_dialog ); break; case MODULE_CONFIG_ITEM_INTEGER: /* add new frame for the config option */ item_frame = gtk_frame_new( p_module->p_config[i].psz_text ); gtk_widget_show( item_frame ); gtk_box_pack_start( GTK_BOX(category_vbox), item_frame, FALSE, FALSE, 5 ); /* add a new table for the config option */ item_table = gtk_table_new( 2, 1, FALSE ); gtk_widget_show( item_table ); gtk_container_add( GTK_CONTAINER(item_frame), item_table ); /* add input box with default value */ item_adj = gtk_adjustment_new( p_module->p_config[i].i_value, -1, 1000, 1, 10, 10 ); integer_spinbutton = gtk_spin_button_new( GTK_ADJUSTMENT(item_adj), 1, 0 ); gtk_widget_show( integer_spinbutton ); gtk_table_attach( GTK_TABLE(item_table), integer_spinbutton, 0, 1, 0, 1, GTK_FILL, GTK_FILL, 5, 5 ); /* add text box for config description */ if( p_module->p_config[i].psz_longtext ) { item_text = gtk_label_new( p_module->p_config[i].psz_longtext); gtk_label_set_justify( GTK_LABEL(item_text), GTK_JUSTIFY_LEFT); gtk_label_set_line_wrap( GTK_LABEL(item_text), TRUE ); gtk_widget_set_usize( item_text, 500, -2 ); gtk_widget_show( item_text ); gtk_table_resize( GTK_TABLE(item_table), 2, 1 ); gtk_table_attach( GTK_TABLE(item_table), item_text, 0, 2, 1, 2, GTK_FILL, GTK_FILL, 5, 5 ); } /* connect signal to track changes in the spinbutton value */ gtk_object_set_data( GTK_OBJECT(integer_spinbutton), "config_option", p_module->p_config[i].psz_name ); gtk_signal_connect( GTK_OBJECT(integer_spinbutton), "changed", GTK_SIGNAL_FUNC(GtkIntChanged), (gpointer)config_dialog ); break; case MODULE_CONFIG_ITEM_BOOL: /* add new frame for the config option */ item_frame = gtk_frame_new( p_module->p_config[i].psz_text ); gtk_widget_show( item_frame ); gtk_box_pack_start( GTK_BOX(category_vbox), item_frame, FALSE, FALSE, 5 ); /* add a new table for the config option */ item_table = gtk_table_new( 2, 1, FALSE ); gtk_widget_show( item_table ); gtk_container_add( GTK_CONTAINER(item_frame), item_table ); /* add check button */ bool_checkbutton = gtk_check_button_new_with_label( _(p_module->p_config[i].psz_text) ); gtk_toggle_button_set_active( GTK_TOGGLE_BUTTON(bool_checkbutton), p_module->p_config[i].i_value ); gtk_widget_show( bool_checkbutton ); gtk_table_attach( GTK_TABLE(item_table), bool_checkbutton, 0, 1, 0, 1, GTK_FILL, GTK_FILL, 5, 5 ); /* add text box for config description */ if( p_module->p_config[i].psz_longtext ) { item_text = gtk_label_new( p_module->p_config[i].psz_longtext); gtk_label_set_justify( GTK_LABEL(item_text), GTK_JUSTIFY_LEFT); gtk_label_set_line_wrap( GTK_LABEL(item_text), TRUE ); gtk_widget_set_usize( item_text, 500, -2 ); gtk_widget_show( item_text ); gtk_table_resize( GTK_TABLE(item_table), 2, 1 ); gtk_table_attach( GTK_TABLE(item_table), item_text, 0, 2, 1, 2, GTK_FILL, GTK_FILL, 5, 5 ); } /* connect signal to track changes in the button state */ gtk_object_set_data( GTK_OBJECT(bool_checkbutton), "config_option", p_module->p_config[i].psz_name ); gtk_signal_connect( GTK_OBJECT(bool_checkbutton), "toggled", GTK_SIGNAL_FUNC(GtkBoolChanged), (gpointer)config_dialog ); break; } } /* Now let's add the action buttons at the bottom of the page */ dialog_action_area = GTK_DIALOG(config_dialog)->action_area; gtk_widget_show( dialog_action_area ); //gtk_container_set_border_width( GTK_CONTAINER(dialog_action_area), 10 ); /* add a new table for the config option */ item_hbox = gtk_hbox_new( FALSE, 0 ); gtk_widget_show( item_hbox ); gtk_box_pack_end( GTK_BOX(dialog_action_area), item_hbox, TRUE, FALSE, 0 ); item_hbox = gtk_hbox_new( FALSE, 0 ); gtk_widget_show( item_hbox ); gtk_box_pack_end( GTK_BOX(dialog_action_area), item_hbox, TRUE, FALSE, 0 ); /* Create the OK button */ ok_button = gtk_button_new_with_label( _("Ok") ); gtk_widget_show( ok_button ); gtk_box_pack_start( GTK_BOX(dialog_action_area), ok_button, TRUE, TRUE, 0 ); apply_button = gtk_button_new_with_label( _("Apply") ); gtk_widget_show( apply_button ); gtk_box_pack_start( GTK_BOX(dialog_action_area), apply_button, TRUE, TRUE, 0 ); cancel_button = gtk_button_new_with_label( _("Cancel") ); gtk_widget_show( cancel_button ); gtk_box_pack_start( GTK_BOX(dialog_action_area), cancel_button, TRUE, TRUE, 0 ); gtk_signal_connect( GTK_OBJECT(ok_button), "clicked", GTK_SIGNAL_FUNC(GtkConfigOk), config_dialog ); gtk_signal_connect( GTK_OBJECT(apply_button), "clicked", GTK_SIGNAL_FUNC(GtkConfigApply), config_dialog ); gtk_signal_connect( GTK_OBJECT(cancel_button), "clicked", GTK_SIGNAL_FUNC(GtkConfigCancel), config_dialog ); /* Ok, job done successfully. Let's keep a reference to the dialog box */ gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_window), psz_module_name, config_dialog ); gtk_object_set_data( GTK_OBJECT(config_dialog), "psz_module_name", psz_module_name ); /* we want this ref to be destroyed if the object is destroyed */ gtk_signal_connect( GTK_OBJECT(config_dialog), "destroy", GTK_SIGNAL_FUNC(GtkConfigDialogDestroyed), (gpointer)p_intf ); gtk_widget_show( config_dialog ); } /**************************************************************************** * GtkConfigApply: store the changes to the config inside the modules * configuration structure ****************************************************************************/ void GtkConfigApply( GtkButton * button, gpointer user_data ) { GHashTable *hash_table; hash_table = (GHashTable *)gtk_object_get_data( GTK_OBJECT(user_data), "config_hash_table" ); g_hash_table_foreach( hash_table, GtkSaveHashValue, NULL ); } void GtkConfigOk( GtkButton * button, gpointer user_data ) { GtkConfigApply( button, user_data ); gtk_widget_hide( gtk_widget_get_toplevel( GTK_WIDGET (button) ) ); } void GtkConfigCancel( GtkButton * button, gpointer user_data ) { gtk_widget_hide( gtk_widget_get_toplevel( GTK_WIDGET (button) ) ); } /**************************************************************************** * GtkPluginHighlighted: display plugin description when an entry is selected * in the clist, and activate the configure button if necessary. ****************************************************************************/ void GtkPluginHighlighted( GtkCList *plugin_clist, int row, int column, GdkEventButton *event, gpointer user_data ) { GtkWidget *config_button; module_t *p_module; char *psz_name; if( gtk_clist_get_text( GTK_CLIST(plugin_clist), row, column, &psz_name ) ) { /* look for plugin 'psz_name' */ for( p_module = p_module_bank->first ; p_module != NULL ; p_module = p_module->next ) { if( !strcmp( p_module->psz_name, psz_name ) ) { gtk_label_set_text( GTK_LABEL(user_data), p_module->psz_longname ? p_module->psz_longname : "" ); gtk_object_set_data( GTK_OBJECT(plugin_clist), "plugin_highlighted", p_module ); config_button = gtk_object_get_data( GTK_OBJECT(plugin_clist), "config_button" ); if( p_module->i_config_items ) gtk_widget_set_sensitive( config_button, TRUE ); else gtk_widget_set_sensitive( config_button, FALSE ); break; } } } } /**************************************************************************** * GtkPluginConfigure: display plugin configuration dialog box. ****************************************************************************/ void GtkPluginConfigure( GtkButton *button, gpointer user_data ) { module_t *p_module; intf_thread_t *p_intf; p_module = (module_t *)gtk_object_get_data( GTK_OBJECT(user_data), "plugin_highlighted" ); if( !p_module ) return; p_intf = (intf_thread_t *)gtk_object_get_data( GTK_OBJECT(button), "p_intf" ); GtkCreateConfigDialog( p_module->psz_name, (gpointer)p_intf ); } /**************************************************************************** * GtkPluginSelected: select plugin. ****************************************************************************/ void GtkPluginSelected( GtkButton *button, gpointer user_data ) { module_t *p_module; GtkWidget *widget; p_module = (module_t *)gtk_object_get_data( GTK_OBJECT(user_data), "plugin_highlighted" ); widget = (GtkWidget *)gtk_object_get_data( GTK_OBJECT(user_data), "plugin_entry" ); if( !p_module ) return; gtk_entry_set_text( GTK_ENTRY(widget), p_module->psz_name ); } /**************************************************************************** * GtkStringChanged: signal called when the user changes a string value. ****************************************************************************/ static void GtkStringChanged( GtkEditable *editable, gpointer user_data ) { module_config_t *p_config; GHashTable *hash_table; hash_table = (GHashTable *)gtk_object_get_data( GTK_OBJECT(user_data), "config_hash_table" ); /* free old p_config */ p_config = (module_config_t *)g_hash_table_lookup( hash_table, (gpointer)editable ); if( p_config ) GtkFreeHashValue( NULL, (gpointer)p_config, NULL ); p_config = malloc( sizeof(module_config_t) ); p_config->i_type = MODULE_CONFIG_ITEM_STRING; p_config->psz_value = gtk_editable_get_chars( editable, 0, -1 ); p_config->psz_name = (char *)gtk_object_get_data( GTK_OBJECT(editable), "config_option" ); g_hash_table_insert( hash_table, (gpointer)editable, (gpointer)p_config ); } /**************************************************************************** * GtkIntChanged: signal called when the user changes a an integer value. ****************************************************************************/ static void GtkIntChanged( GtkEditable *editable, gpointer user_data ) { module_config_t *p_config; GHashTable *hash_table; hash_table = (GHashTable *)gtk_object_get_data( GTK_OBJECT(user_data), "config_hash_table" ); /* free old p_config */ p_config = (module_config_t *)g_hash_table_lookup( hash_table, (gpointer)editable ); if( p_config ) GtkFreeHashValue( NULL, (gpointer)p_config, NULL ); p_config = malloc( sizeof(module_config_t) ); p_config->i_type = MODULE_CONFIG_ITEM_INTEGER; p_config->i_value = gtk_spin_button_get_value_as_int( GTK_SPIN_BUTTON(editable) ); p_config->psz_name = (char *)gtk_object_get_data( GTK_OBJECT(editable), "config_option" ); g_hash_table_insert( hash_table, (gpointer)editable, (gpointer)p_config ); } /**************************************************************************** * GtkStringChanged: signal called when the user changes a bool value. ****************************************************************************/ static void GtkBoolChanged( GtkToggleButton *button, gpointer user_data ) { module_config_t *p_config; GHashTable *hash_table; hash_table = (GHashTable *)gtk_object_get_data( GTK_OBJECT(user_data), "config_hash_table" ); /* free old p_config */ p_config = (module_config_t *)g_hash_table_lookup( hash_table, (gpointer)button ); if( p_config ) GtkFreeHashValue( NULL, (gpointer)p_config, NULL ); p_config = malloc( sizeof(module_config_t) ); p_config->i_type = MODULE_CONFIG_ITEM_BOOL; p_config->i_value = gtk_toggle_button_get_active( button ); p_config->psz_name = (char *)gtk_object_get_data( GTK_OBJECT(button), "config_option" ); g_hash_table_insert( hash_table, (gpointer)button, (gpointer)p_config ); } /**************************************************************************** * GtkFreeHashTable: signal called when the config hash table is destroyed. ****************************************************************************/ static void GtkFreeHashTable( gpointer user_data ) { GHashTable *hash_table = (GHashTable *)user_data; g_hash_table_foreach( hash_table, GtkFreeHashValue, NULL ); g_hash_table_destroy( hash_table ); } /**************************************************************************** * GtkFreeHashValue: signal called when an element of the config hash table * is destroyed. ****************************************************************************/ static void GtkFreeHashValue( gpointer key, gpointer value, gpointer user_data) { module_config_t *p_config = (module_config_t *)value; if( p_config->i_type == MODULE_CONFIG_ITEM_STRING ) g_free( p_config->psz_value ); free( p_config ); } /**************************************************************************** * GtkSaveHashValue: callback used when enumerating the hash table in * GtkConfigApply(). ****************************************************************************/ static void GtkSaveHashValue( gpointer key, gpointer value, gpointer user_data) { module_config_t *p_config = (module_config_t *)value; switch( p_config->i_type ) { case MODULE_CONFIG_ITEM_STRING: case MODULE_CONFIG_ITEM_FILE: case MODULE_CONFIG_ITEM_PLUGIN: config_PutPszVariable( p_config->psz_name, p_config->psz_value ); break; case MODULE_CONFIG_ITEM_INTEGER: case MODULE_CONFIG_ITEM_BOOL: config_PutIntVariable( p_config->psz_name, p_config->i_value ); break; } } /**************************************************************************** * GtkConfigDialogDestroyed: callback triggered when the config dialog box is * destroyed. ****************************************************************************/ static void GtkConfigDialogDestroyed( GtkObject *object, gpointer user_data ) { intf_thread_t *p_intf = (intf_thread_t *)user_data; char *psz_module_name; psz_module_name = gtk_object_get_data( object, "psz_module_name" ); /* remove the ref to the dialog box */ gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_window), psz_module_name, NULL ); }