-/*****************************************************************************
- * maemo_menus.c : menus creation for the maemo plugin
- *****************************************************************************
- * Copyright (C) 2010 the VideoLAN team
- * $Id$
- *
- * Authors: Gildas Bazin <gbazin@videolan.org>
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
-
-#include <vlc_common.h>
-#include <vlc_interface.h>
-
-#include <gtk/gtk.h>
-
-#include "maemo.h"
-#include "maemo_callbacks.h"
-
-/*****************************************************************************
- * Local prototypes
- *****************************************************************************/
-static GtkMenu *Populate( intf_thread_t *p_intf, GtkMenu *menu,
- const char **varnames, vlc_object_t **objects,
- unsigned int elements );
-
-/*****************************************************************************
- * Utility functions
- *****************************************************************************/
-static input_thread_t *get_input(intf_thread_t *p_intf)
-{
- return p_intf->p_sys->p_input;
-}
-
-static vlc_object_t *get_vout(intf_thread_t *p_intf)
-{
- return (vlc_object_t *)(p_intf->p_sys->p_input ?
- input_GetVout( p_intf->p_sys->p_input ) : 0);
-}
-
-static vlc_object_t *get_aout(intf_thread_t *p_intf)
-{
- return (vlc_object_t *)(p_intf->p_sys->p_input ?
- input_GetAout( p_intf->p_sys->p_input ) : 0);
-}
-
-static gint quit_event( GtkWidget *widget, gpointer data )
-{
- intf_thread_t *p_intf = (intf_thread_t *)data;
- (void)widget;
- libvlc_Quit( p_intf->p_libvlc );
- return TRUE;
-}
-
-/*****************************************************************************
- * Definitions of variables for the dynamic menus
- *****************************************************************************/
-#define SIZE_LIST 20
-
-#define PUSH_VAR( var ) \
- ppsz_varnames[index] = var; \
- p_objects[index] = VLC_OBJECT(p_object); \
- if(index < SIZE_LIST - 1) index++; \
- ppsz_varnames[index] = 0; p_objects[index] = 0;
-
-#define PUSH_INPUTVAR( var ) \
- ppsz_varnames[index] = var; \
- p_objects[index] = VLC_OBJECT(p_input); \
- if(index < SIZE_LIST - 1) index++; \
- ppsz_varnames[index] = 0; p_objects[index] = 0;
-
-#define ADD_MENU_ITEM( label, callback ) \
- item = gtk_menu_item_new_with_label( label ); \
- gtk_menu_append( main_menu, item ); \
- g_signal_connect( GTK_OBJECT( item ), "activate", G_CALLBACK( callback ), \
- p_intf );
-
-#define ADD_SEPARATOR() \
- item = gtk_separator_menu_item_new(); \
- gtk_menu_append( main_menu, item );
-
-
-
-static GtkMenu *create_video_menu( intf_thread_t *p_intf )
-{
- vlc_object_t *p_object = get_vout(p_intf);
- input_thread_t *p_input = get_input(p_intf);;
-
- vlc_object_t *p_objects[SIZE_LIST];
- const char *ppsz_varnames[SIZE_LIST];
- int index = 0;
-
- PUSH_INPUTVAR( "video-es" );
- PUSH_INPUTVAR( "spu-es" );
- PUSH_VAR( "fullscreen" );
- PUSH_VAR( "video-wallpaper" );
- PUSH_VAR( "video-snapshot" );
- PUSH_VAR( "zoom" );
- PUSH_VAR( "autoscale" );
- PUSH_VAR( "aspect-ratio" );
- PUSH_VAR( "crop" );
- PUSH_VAR( "deinterlace" );
- PUSH_VAR( "deinterlace-mode" );
- PUSH_VAR( "postprocess" );
-
- GtkWidget *menu = gtk_menu_new();
- return Populate( p_intf, GTK_MENU(menu), ppsz_varnames, p_objects, index );
-}
-
-static GtkMenu *create_audio_menu( intf_thread_t *p_intf )
-{
- vlc_object_t *p_object = get_aout(p_intf);
- input_thread_t *p_input = get_input(p_intf);;
-
- vlc_object_t *p_objects[SIZE_LIST];
- const char *ppsz_varnames[SIZE_LIST];
- int index = 0;
-
- PUSH_INPUTVAR( "audio-es" );
- PUSH_VAR( "audio-channels" );
- PUSH_VAR( "audio-device" );
- PUSH_VAR( "visual" );
-
- GtkWidget *menu = gtk_menu_new();
- return Populate( p_intf, GTK_MENU(menu), ppsz_varnames, p_objects, index );
-}
-
-static GtkMenu *create_input_menu( intf_thread_t *p_intf )
-{
- input_thread_t *p_object = get_input(p_intf);
-
- vlc_object_t *p_objects[SIZE_LIST];
- const char *ppsz_varnames[SIZE_LIST];
- int index = 0;
-
- PUSH_VAR( "bookmark" );
- PUSH_VAR( "title" );
- PUSH_VAR( "chapter" );
- PUSH_VAR( "navigation" );
- PUSH_VAR( "program" );
-
- GtkWidget *menu = gtk_menu_new();
- return Populate( p_intf, GTK_MENU(menu), ppsz_varnames, p_objects, index );
-}
-
-static void toplevel_menu_callback(GtkMenuItem *menuitem, gpointer data)
-{
- intf_thread_t *p_intf = (intf_thread_t *)data;
- GtkMenu *(*pf_menu)(intf_thread_t *) = 0;
- GtkMenu *menu;
-
- if(menuitem == p_intf->p_sys->menu_input) pf_menu = create_input_menu;
- else if(menuitem == p_intf->p_sys->menu_audio) pf_menu = create_audio_menu;
- else if(menuitem == p_intf->p_sys->menu_video) pf_menu = create_video_menu;
- else return;
-
- menu = GTK_MENU(gtk_menu_item_get_submenu(menuitem));
- if(menu) gtk_object_destroy( GTK_OBJECT(menu) );
- menu = pf_menu(p_intf);
- gtk_menu_item_set_submenu(menuitem, GTK_WIDGET(menu));
- gtk_widget_show_all( GTK_WIDGET(menuitem) );
-}
-
-GtkWidget *create_menu( intf_thread_t *p_intf )
-{
- intf_sys_t *p_sys = p_intf->p_sys;
- GtkWidget *main_menu, *item;
-
- /* Creating the main menu */
- main_menu = gtk_menu_new();
-
- /* Filling the menu */
- ADD_MENU_ITEM( "Open", open_cb );
- ADD_MENU_ITEM( "Open Address", open_address_cb );
- ADD_MENU_ITEM( "Open Webcam", open_webcam_cb );
- ADD_SEPARATOR();
-
- item = gtk_menu_item_new_with_label ("Playback");
- p_sys->menu_input = GTK_MENU_ITEM(item);
- gtk_menu_bar_append(main_menu, item);
- g_signal_connect( GTK_OBJECT(item), "activate",
- G_CALLBACK( toplevel_menu_callback ), p_intf );
-
- item = gtk_menu_item_new_with_label ("Audio");
- p_sys->menu_audio = GTK_MENU_ITEM(item);
- gtk_menu_bar_append(main_menu, item);
- g_signal_connect( GTK_OBJECT(item), "activate",
- G_CALLBACK( toplevel_menu_callback ), p_intf );
-
- item = gtk_menu_item_new_with_label ("Video");
- p_sys->menu_video = GTK_MENU_ITEM(item);
- gtk_menu_bar_append(main_menu, item);
- g_signal_connect( GTK_OBJECT(item), "activate",
- G_CALLBACK( toplevel_menu_callback ), p_intf );
-
- toplevel_menu_callback(p_sys->menu_input, p_intf);
- toplevel_menu_callback(p_sys->menu_video, p_intf);
- toplevel_menu_callback(p_sys->menu_audio, p_intf);
-
- ADD_SEPARATOR();
- ADD_MENU_ITEM( "Exit", quit_event );
-
- gtk_widget_show_all( main_menu );
- return main_menu;
-}
-
-/*************************************************************************
- * Builders for automenus
- *************************************************************************/
-enum
-{
- ITEM_NORMAL,
- ITEM_CHECK,
- ITEM_RADIO
-};
-
-typedef struct VlcMenuItemClass
-{
- GtkRadioMenuItemClass menuitemclass;
-
-} VlcMenuItemClass;
-
-typedef struct VlcMenuItem
-{
- GtkRadioMenuItem menuitem;
-
- vlc_object_t *p_obj;
- int i_type;
- vlc_value_t val;
- const char *psz_var;
-
-} VlcMenuItem;
-
-static void vlc_menu_item_destroy (GtkObject *object)
-{
- VlcMenuItem *menuitem = (VlcMenuItem *)object;
-
- if(menuitem->i_type == VLC_VAR_STRING && menuitem->val.psz_string)
- free(menuitem->val.psz_string);
- gtk_object_destroy( object );
-}
-
-static void vlc_menu_item_class_init (VlcMenuItemClass *klass)
-{
- GtkObjectClass *object_class = (GtkObjectClass*)klass;
- object_class->destroy = vlc_menu_item_destroy;
-}
-
-static void vlc_menu_item_init (VlcMenuItem *menuitem){(void)menuitem;}
-
-static GtkType vlc_menu_item_get_type (void)
-{
- static GtkType vlc_menu_item_type = 0;
-
- if (!vlc_menu_item_type)
- {
- static const GtkTypeInfo vlc_menu_item_info =
- {
- (char *)"VlcMenuItem",
- sizeof (VlcMenuItem),
- sizeof (VlcMenuItemClass),
- (GtkClassInitFunc) vlc_menu_item_class_init,
- (GtkObjectInitFunc) vlc_menu_item_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
-
- vlc_menu_item_type = gtk_type_unique (GTK_TYPE_MENU_ITEM, &vlc_menu_item_info);
- }
-
- return vlc_menu_item_type;
-}
-
-static GtkType vlc_check_menu_item_get_type (void)
-{
- static GtkType vlc_check_menu_item_type = 0;
-
- if (!vlc_check_menu_item_type)
- {
- static const GtkTypeInfo vlc_check_menu_item_info =
- {
- (char *)"VlcCheckMenuItem",
- sizeof (VlcMenuItem),
- sizeof (VlcMenuItemClass),
- (GtkClassInitFunc) vlc_menu_item_class_init,
- (GtkObjectInitFunc) vlc_menu_item_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
-
- vlc_check_menu_item_type = gtk_type_unique (GTK_TYPE_CHECK_MENU_ITEM, &vlc_check_menu_item_info);
- }
-
- return vlc_check_menu_item_type;
-}
-
-static GtkType vlc_radio_menu_item_get_type (void)
-{
- static GtkType vlc_radio_menu_item_type = 0;
-
- if (!vlc_radio_menu_item_type)
- {
- static const GtkTypeInfo vlc_radio_menu_item_info =
- {
- (char *)"VlcRadioMenuItem",
- sizeof (VlcMenuItem),
- sizeof (VlcMenuItemClass),
- (GtkClassInitFunc) vlc_menu_item_class_init,
- (GtkObjectInitFunc) vlc_menu_item_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
-
- vlc_radio_menu_item_type = gtk_type_unique (GTK_TYPE_RADIO_MENU_ITEM, &vlc_radio_menu_item_info);
- }
-
- return vlc_radio_menu_item_type;
-}
-
-static GtkWidget *vlc_menu_item_new (vlc_object_t *p_obj, int i_type,
- vlc_value_t val, const char *var)
-{
- VlcMenuItem *item;
-
- switch(i_type)
- {
- case ITEM_CHECK:
- item = (VlcMenuItem *)gtk_type_new (vlc_check_menu_item_get_type ());
- break;
- case ITEM_RADIO:
- item = (VlcMenuItem *)gtk_type_new (vlc_radio_menu_item_get_type ());
- break;
- default:
- item = (VlcMenuItem *)gtk_type_new (vlc_menu_item_get_type ());
- break;
- }
- item->p_obj = p_obj;
- item->i_type = i_type;
- item->val = val;
- item->psz_var = var;
- return GTK_WIDGET (item);
-}
-
-/****/
-
-static int CreateChoicesMenu( intf_thread_t *p_intf, GtkMenu *submenu, const char *psz_var,
- vlc_object_t *p_object, bool b_root );
-
-static void menu_callback(GtkMenuItem *menuitem, gpointer user_data)
-{
- VlcMenuItem *item = (VlcMenuItem *)menuitem;
- vlc_object_t *p_object = item->p_obj;
- (void)user_data;
- if( p_object == NULL ) return;
- var_Set( p_object, item->psz_var, item->val );
-}
-
-static void CreateAndConnect( intf_thread_t *p_intf,
- GtkMenu *menu, const char *psz_var,
- const char *text, const char *help,
- int i_item_type, vlc_object_t *p_obj,
- vlc_value_t val, int i_val_type,
- bool checked )
-{
- GtkMenuItem *menu_item =
- (GtkMenuItem *)vlc_menu_item_new (p_obj, i_item_type, val, psz_var );
-
- (void)help; (void)i_val_type;
-
-#if GTK_CHECK_VERSION(2,16,0)
- gtk_menu_item_set_label (menu_item, text ? text : psz_var);
-#else
- GtkWidget *accel_label = gtk_accel_label_new(text ? text : psz_var);
- gtk_misc_set_alignment(GTK_MISC (accel_label), 0.0, 0.5);
- gtk_container_add (GTK_CONTAINER (menu_item), accel_label);
- gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (accel_label), GTK_WIDGET(menu_item));
- gtk_widget_show (accel_label);
-#endif /* GTK_CHECK_VERSION(2,16,0) */
-
- gtk_menu_append( GTK_WIDGET(menu), GTK_WIDGET(menu_item) );
-
- if( i_item_type == ITEM_CHECK || i_item_type == ITEM_RADIO )
- gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu_item), checked);
-
- g_signal_connect( GTK_OBJECT(menu_item), "activate", G_CALLBACK( menu_callback ),
- p_intf );
-}
-
-static bool IsMenuEmpty( const char *psz_var,
- vlc_object_t *p_object,
- bool b_root )
-{
- vlc_value_t val, val_list;
- int i_type, i_result, i;
-
- /* Check the type of the object variable */
- i_type = var_Type( p_object, psz_var );
-
- /* Check if we want to display the variable */
- if( !( i_type & VLC_VAR_HASCHOICE ) ) return false;
-
- var_Change( p_object, psz_var, VLC_VAR_CHOICESCOUNT, &val, NULL );
- if( val.i_int == 0 ) return true;
-
- if( ( i_type & VLC_VAR_TYPE ) != VLC_VAR_VARIABLE )
- {
- if( val.i_int == 1 && b_root ) return true;
- else return false;
- }
-
- /* Check children variables in case of VLC_VAR_VARIABLE */
- if( var_Change( p_object, psz_var, VLC_VAR_GETLIST, &val_list, NULL ) < 0 )
- {
- return true;
- }
-
- for( i = 0, i_result = true; i < val_list.p_list->i_count; i++ )
- {
- if( !IsMenuEmpty( val_list.p_list->p_values[i].psz_string,
- p_object, false ) )
- {
- i_result = false;
- break;
- }
- }
-
- /* clean up everything */
- var_FreeList( &val_list, NULL );
-
- return i_result;
-}
-
-static void UpdateItem( intf_thread_t *p_intf, GtkMenu *menu,
- const char *psz_var, vlc_object_t *p_object, bool b_submenu )
-{
- vlc_value_t val, text;
- int i_type;
-
- /* Check the type of the object variable */
- /* This HACK is needed so we have a radio button for audio and video tracks
- instread of a checkbox */
- if( !strcmp( psz_var, "audio-es" )
- || !strcmp( psz_var, "video-es" ) )
- i_type = VLC_VAR_INTEGER | VLC_VAR_HASCHOICE;
- else
- i_type = var_Type( p_object, psz_var );
-
- switch( i_type & VLC_VAR_TYPE )
- {
- case VLC_VAR_VOID:
- case VLC_VAR_BOOL:
- case VLC_VAR_VARIABLE:
- case VLC_VAR_STRING:
- case VLC_VAR_INTEGER:
- case VLC_VAR_FLOAT:
- break;
- default:
- /* Variable doesn't exist or isn't handled */
- return;
- }
-
- /* Make sure we want to display the variable */
- if( !g_list_length(GTK_MENU_SHELL(menu)->children) && IsMenuEmpty( psz_var, p_object, true ) )
- {
- return;
- }
-
- /* Get the descriptive name of the variable */
- int i_ret = var_Change( p_object, psz_var, VLC_VAR_GETTEXT, &text, NULL );
- if( i_ret != VLC_SUCCESS )
- {
- text.psz_string = NULL;
- }
-
- /* Some specific stuff */
- bool forceDisabled = false;
- if( !strcmp( psz_var, "spu-es" ) )
- {
- vlc_object_t *p_vout = get_vout(p_intf);
- forceDisabled = ( p_vout == NULL );
- if( p_vout ) vlc_object_release( p_vout );
- }
-
- if( i_type & VLC_VAR_HASCHOICE )
- {
- /* Append choices menu */
- if( b_submenu )
- {
- GtkWidget *item =
- gtk_menu_item_new_with_label( text.psz_string ? text.psz_string : psz_var );
- GtkWidget *submenu = gtk_menu_new( );
- gtk_menu_append( menu, item );
- gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), submenu);
- if( CreateChoicesMenu( p_intf, GTK_MENU(submenu), psz_var, p_object, true ) )
- gtk_widget_set_sensitive(item, false);
-
- if( forceDisabled )
- gtk_widget_set_sensitive(item, false);
- }
- else
- {
-
- if( CreateChoicesMenu( p_intf, menu, psz_var, p_object, true ) )
- gtk_widget_set_sensitive(menu, false);
- }
- FREENULL( text.psz_string );
- return;
- }
-
- switch( i_type & VLC_VAR_TYPE )
- {
- case VLC_VAR_VOID:
- var_Get( p_object, psz_var, &val );
- CreateAndConnect( p_intf, menu, psz_var, text.psz_string, "",
- ITEM_NORMAL, p_object, val, i_type, false );
- break;
-
- case VLC_VAR_BOOL:
- var_Get( p_object, psz_var, &val );
- val.b_bool = !val.b_bool;
- CreateAndConnect( p_intf, menu, psz_var, text.psz_string, "",
- ITEM_CHECK, p_object, val, i_type, !val.b_bool );
- break;
- }
- FREENULL( text.psz_string );
-}
-
-/** HACK for the navigation submenu:
- * "title %2i" variables take the value 0 if not set
- */
-static bool CheckTitle( vlc_object_t *p_object, const char *psz_var )
-{
- int i_title = 0;
- if( sscanf( psz_var, "title %2i", &i_title ) <= 0 )
- return true;
-
- int i_current_title = var_GetInteger( p_object, "title" );
- return ( i_title == i_current_title );
-}
-
-
-static int CreateChoicesMenu( intf_thread_t *p_intf, GtkMenu *submenu, const char *psz_var,
- vlc_object_t *p_object, bool b_root )
-{
- vlc_value_t val, val_list, text_list;
- int i_type, i;
-
- /* Check the type of the object variable */
- i_type = var_Type( p_object, psz_var );
-
- /* Make sure we want to display the variable */
- if( !g_list_length(GTK_MENU_SHELL(submenu)->children) &&
- IsMenuEmpty( psz_var, p_object, b_root ) )
- return VLC_EGENERIC;
-
- switch( i_type & VLC_VAR_TYPE )
- {
- case VLC_VAR_VOID:
- case VLC_VAR_BOOL:
- case VLC_VAR_VARIABLE:
- case VLC_VAR_STRING:
- case VLC_VAR_INTEGER:
- case VLC_VAR_FLOAT:
- break;
- default:
- /* Variable doesn't exist or isn't handled */
- return VLC_EGENERIC;
- }
-
- if( var_Change( p_object, psz_var, VLC_VAR_GETLIST,
- &val_list, &text_list ) < 0 )
- {
- return VLC_EGENERIC;
- }
-
-#define CURVAL val_list.p_list->p_values[i]
-#define CURTEXT text_list.p_list->p_values[i].psz_string
-
- for( i = 0; i < val_list.p_list->i_count; i++ )
- {
- vlc_value_t another_val;
- char string[16] = {0};
- char *menutext = string;
-
- switch( i_type & VLC_VAR_TYPE )
- {
- case VLC_VAR_VARIABLE:
- {
- GtkWidget *subsubmenu = gtk_menu_new();
- GtkWidget *submenuitem =
- gtk_menu_item_new_with_label( CURTEXT ? CURTEXT : CURVAL.psz_string );
- gtk_menu_item_set_submenu(GTK_MENU_ITEM(submenuitem), subsubmenu);
- gtk_menu_append( submenu, submenuitem );
- CreateChoicesMenu( p_intf, GTK_MENU(subsubmenu), CURVAL.psz_string, p_object, false );
- break;
- }
-
- case VLC_VAR_STRING:
- var_Get( p_object, psz_var, &val );
- another_val.psz_string = strdup( CURVAL.psz_string );
- menutext = CURTEXT ? CURTEXT : another_val.psz_string;
- CreateAndConnect( p_intf, submenu, psz_var, menutext, "",
- ITEM_RADIO, p_object, another_val, i_type,
- val.psz_string && !strcmp( val.psz_string, CURVAL.psz_string ) );
- free( val.psz_string );
- break;
-
- case VLC_VAR_INTEGER:
- var_Get( p_object, psz_var, &val );
- if( CURTEXT ) menutext = CURTEXT;
- else snprintf( menutext, sizeof(string)-1, "%"PRId64, CURVAL.i_int );
- CreateAndConnect( p_intf, submenu, psz_var, menutext, "",
- ITEM_RADIO, p_object, CURVAL, i_type,
- ( CURVAL.i_int == val.i_int )
- && CheckTitle( p_object, psz_var ) );
- break;
-
- case VLC_VAR_FLOAT:
- var_Get( p_object, psz_var, &val );
- if( CURTEXT ) menutext = CURTEXT;
- else snprintf( menutext, sizeof(string)-1, "%.2f", CURVAL.f_float );
- CreateAndConnect( p_intf, submenu, psz_var, menutext, "",
- ITEM_RADIO, p_object, CURVAL, i_type,
- CURVAL.f_float == val.f_float );
- break;
-
- default:
- break;
- }
- }
-
- /* clean up everything */
- var_FreeList( &val_list, &text_list );
-
-#undef CURVAL
-#undef CURTEXT
- return !g_list_length(GTK_MENU_SHELL(submenu)->children) ? VLC_EGENERIC : VLC_SUCCESS;
-}
-
-static GtkMenu *Populate( intf_thread_t *p_intf, GtkMenu *menu,
- const char **varnames, vlc_object_t **objects,
- unsigned int elements)
-{
- for( unsigned int i = 0; i < elements ; i++ )
- {
- if( (!varnames[i] || !*varnames[i]) &&
- g_list_length(GTK_MENU_SHELL(menu)->children) )
- {
- gtk_menu_append( menu, gtk_separator_menu_item_new() );
- continue;
- }
-
- if( objects[i] )
- {
- UpdateItem( p_intf, menu, varnames[i], objects[i], true );
- }
- }
-
- if(!g_list_length(GTK_MENU_SHELL(menu)->children))
- {
- GtkWidget *menuitem = gtk_menu_item_new_with_label( "Empty" );
- gtk_menu_append( menu, menuitem );
- gtk_widget_set_sensitive(menuitem, false);
- }
-
- return menu;
-}