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534 lines
19 KiB
534 lines
19 KiB
/*****************************************************************************
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* gtk.c : Gtk+ plugin for vlc
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*****************************************************************************
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* Copyright (C) 2000-2001 VideoLAN
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* $Id: gtk.c,v 1.14 2003/01/31 09:51:57 sam Exp $
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*
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* Authors: Samuel Hocevar <sam@zoy.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
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*****************************************************************************/
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/*****************************************************************************
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* Preamble
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*****************************************************************************/
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#include <stdlib.h> /* malloc(), free() */
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#include <errno.h> /* ENOMEM */
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#include <string.h> /* strerror() */
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#include <stdio.h>
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#include <vlc/vlc.h>
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#include <vlc/intf.h>
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#include <gtk/gtk.h>
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#include "gtk_callbacks.h"
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#include "gtk_interface.h"
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#include "gtk_support.h"
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#include "menu.h"
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#include "display.h"
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#include "common.h"
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/*****************************************************************************
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* Local prototypes.
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*****************************************************************************/
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static int Open ( vlc_object_t * );
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static void Close ( vlc_object_t * );
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static void Run ( intf_thread_t * );
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static int Manage ( intf_thread_t * );
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/*****************************************************************************
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* Module descriptor
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*****************************************************************************/
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#define TOOLTIPS_TEXT N_("show tooltips")
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#define TOOLTIPS_LONGTEXT N_("Show tooltips for configuration options.")
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#define PREFS_MAXH_TEXT N_("maximum height for the configuration windows")
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#define PREFS_MAXH_LONGTEXT N_( \
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"You can set the maximum height that the configuration windows in the " \
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"preferences menu will occupy.")
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vlc_module_begin();
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#ifdef WIN32
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int i = 90;
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#else
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int i = getenv( "DISPLAY" ) == NULL ? 10 : 90;
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#endif
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add_category_hint( N_("Gtk+"), NULL );
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add_bool( "gtk-tooltips", 1, E_(GtkHideTooltips),
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TOOLTIPS_TEXT, TOOLTIPS_LONGTEXT );
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add_integer( "gtk-prefs-maxh", 480, NULL,
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PREFS_MAXH_TEXT, PREFS_MAXH_LONGTEXT );
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set_description( _("Gtk+ interface module") );
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set_capability( "interface", i );
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set_callbacks( Open, Close );
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add_shortcut( "gtk" );
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set_program( "gvlc" );
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vlc_module_end();
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/*****************************************************************************
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* Open: initialize and create window
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*****************************************************************************/
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static int Open( vlc_object_t *p_this )
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{
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intf_thread_t *p_intf = (intf_thread_t *)p_this;
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/* Allocate instance and initialize some members */
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p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
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if( p_intf->p_sys == NULL )
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{
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msg_Err( p_intf, "out of memory" );
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return VLC_ENOMEM;
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}
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#ifdef NEED_GTK_MAIN
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p_intf->p_sys->p_gtk_main = module_Need( p_this, "gtk_main", "gtk" );
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if( p_intf->p_sys->p_gtk_main == NULL )
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{
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free( p_intf->p_sys );
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return VLC_ENOMOD;
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}
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#endif
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p_intf->pf_run = Run;
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p_intf->p_sys->p_sub = msg_Subscribe( p_intf );
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/* Initialize Gtk+ thread */
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p_intf->p_sys->b_playing = VLC_FALSE;
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p_intf->p_sys->b_deinterlace_update = VLC_FALSE;
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p_intf->p_sys->b_aout_update = VLC_FALSE;
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p_intf->p_sys->b_vout_update = VLC_FALSE;
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p_intf->p_sys->b_popup_changed = VLC_FALSE;
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p_intf->p_sys->b_window_changed = VLC_FALSE;
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p_intf->p_sys->b_playlist_changed = VLC_FALSE;
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p_intf->p_sys->b_program_update = VLC_FALSE;
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p_intf->p_sys->b_title_update = VLC_FALSE;
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p_intf->p_sys->b_chapter_update = VLC_FALSE;
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p_intf->p_sys->b_spu_update = VLC_FALSE;
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p_intf->p_sys->b_audio_update = VLC_FALSE;
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p_intf->p_sys->p_input = NULL;
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p_intf->p_sys->i_playing = -1;
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p_intf->p_sys->b_slider_free = VLC_TRUE;
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p_intf->p_sys->i_part = 0;
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p_intf->p_sys->b_mute = VLC_FALSE;
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return VLC_SUCCESS;
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}
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/*****************************************************************************
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* Close: destroy interface window
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*****************************************************************************/
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static void Close( vlc_object_t *p_this )
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{
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intf_thread_t *p_intf = (intf_thread_t *)p_this;
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if( p_intf->p_sys->p_input )
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{
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vlc_object_release( p_intf->p_sys->p_input );
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}
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msg_Unsubscribe( p_intf, p_intf->p_sys->p_sub );
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#ifdef NEED_GTK_MAIN
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module_Unneed( p_intf, p_intf->p_sys->p_gtk_main );
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#endif
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/* Destroy structure */
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free( p_intf->p_sys );
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}
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/*****************************************************************************
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* Run: Gtk+ thread
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*****************************************************************************
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* this part of the interface is in a separate thread so that we can call
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* gtk_main() from within it without annoying the rest of the program.
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*****************************************************************************/
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static void Run( intf_thread_t *p_intf )
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{
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/* The data types we are allowed to receive */
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static GtkTargetEntry target_table[] =
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{
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{ "STRING", 0, DROP_ACCEPT_STRING },
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{ "text/uri-list", 0, DROP_ACCEPT_TEXT_URI_LIST },
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{ "text/plain", 0, DROP_ACCEPT_TEXT_PLAIN }
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};
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char *psz_sout;
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GString * p_target;
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#ifdef NEED_GTK_MAIN
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gdk_threads_enter();
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#else
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/* gtk_init needs to know the command line. We don't care, so we
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* give it an empty one */
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char *p_args[] = { "" };
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char **pp_args = p_args;
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int i_args = 1;
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int i_dummy;
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gtk_init( &i_args, &pp_args );
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#endif
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/* Create some useful widgets that will certainly be used */
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p_intf->p_sys->p_window = create_intf_window();
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p_intf->p_sys->p_popup = create_intf_popup();
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p_intf->p_sys->p_playwin = create_intf_playlist();
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p_intf->p_sys->p_messages = create_intf_messages();
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p_intf->p_sys->p_tooltips = gtk_tooltips_new();
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p_intf->p_sys->p_sout = create_intf_sout();
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/* Set the title of the main window */
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gtk_window_set_title( GTK_WINDOW(p_intf->p_sys->p_window),
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VOUT_TITLE " (Gtk+ interface)");
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/* Accept file drops on the main window */
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gtk_drag_dest_set( GTK_WIDGET( p_intf->p_sys->p_window ),
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GTK_DEST_DEFAULT_ALL, target_table,
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DROP_ACCEPT_END, GDK_ACTION_COPY );
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/* Accept file drops on the playlist window */
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gtk_drag_dest_set( GTK_WIDGET( lookup_widget( p_intf->p_sys->p_playwin,
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"playlist_clist") ),
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GTK_DEST_DEFAULT_ALL, target_table,
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DROP_ACCEPT_END, GDK_ACTION_COPY );
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/* Get the slider object */
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p_intf->p_sys->p_slider_frame = GTK_FRAME( gtk_object_get_data(
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GTK_OBJECT( p_intf->p_sys->p_window ), "slider_frame" ) );
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/* Configure the log window */
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p_intf->p_sys->p_messages_text = GTK_TEXT( gtk_object_get_data(
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GTK_OBJECT(p_intf->p_sys->p_messages ), "messages_textbox" ) );
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gtk_text_set_line_wrap( p_intf->p_sys->p_messages_text, TRUE);
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gtk_text_set_word_wrap( p_intf->p_sys->p_messages_text, FALSE);
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/* Get the interface labels */
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#define P_LABEL( name ) GTK_LABEL( gtk_object_get_data( \
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GTK_OBJECT( p_intf->p_sys->p_window ), name ) )
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p_intf->p_sys->p_label_title = P_LABEL( "title_label" );
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p_intf->p_sys->p_label_chapter = P_LABEL( "chapter_label" );
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#undef P_LABEL
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/* Connect the date display to the slider */
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#define P_SLIDER GTK_RANGE( gtk_object_get_data( \
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GTK_OBJECT( p_intf->p_sys->p_window ), "slider" ) )
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p_intf->p_sys->p_adj = gtk_range_get_adjustment( P_SLIDER );
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gtk_signal_connect ( GTK_OBJECT( p_intf->p_sys->p_adj ), "value_changed",
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GTK_SIGNAL_FUNC( E_(GtkDisplayDate) ), NULL );
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p_intf->p_sys->f_adj_oldvalue = 0;
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#undef P_SLIDER
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/* We don't create these ones yet because we perhaps won't need them */
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p_intf->p_sys->p_about = NULL;
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p_intf->p_sys->p_modules = NULL;
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p_intf->p_sys->p_open = NULL;
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p_intf->p_sys->p_jump = NULL;
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/* Hide tooltips if the option is set */
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if( !config_GetInt( p_intf, "gtk-tooltips" ) )
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{
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gtk_tooltips_disable( p_intf->p_sys->p_tooltips );
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}
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/* Store p_intf to keep an eye on it */
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gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_window),
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"p_intf", p_intf );
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gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_popup),
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"p_intf", p_intf );
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gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_playwin ),
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"p_intf", p_intf );
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gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_messages ),
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"p_intf", p_intf );
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gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_adj),
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"p_intf", p_intf );
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gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_sout ),
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"p_intf", p_intf );
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psz_sout = config_GetPsz( p_intf, "sout" );
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p_target = g_string_new( psz_sout ? psz_sout : "" );
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if( psz_sout ) free( psz_sout );
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gtk_entry_set_text( gtk_object_get_data( GTK_OBJECT( p_intf->p_sys->p_sout ), "sout_entry_target" ), p_target->str );
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g_string_free( p_target, TRUE );
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/* FIXME it's to be sure that only file entry is selected */
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gtk_toggle_button_set_active( gtk_object_get_data( GTK_OBJECT( p_intf->p_sys->p_sout ),
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"sout_access_udp" ), TRUE );
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gtk_toggle_button_set_active( gtk_object_get_data( GTK_OBJECT( p_intf->p_sys->p_sout ),
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"sout_access_file" ), TRUE );
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/* Show the control window */
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gtk_widget_show( p_intf->p_sys->p_window );
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#ifdef NEED_GTK_MAIN
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while( !p_intf->b_die )
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{
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Manage( p_intf );
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/* Sleep to avoid using all CPU - since some interfaces need to
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* access keyboard events, a 100ms delay is a good compromise */
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gdk_threads_leave();
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msleep( INTF_IDLE_SLEEP );
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gdk_threads_enter();
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}
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#else
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/* Sleep to avoid using all CPU - since some interfaces needs to access
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* keyboard events, a 100ms delay is a good compromise */
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i_dummy = gtk_timeout_add( INTF_IDLE_SLEEP / 1000, (GtkFunction)Manage,
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p_intf );
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/* Enter Gtk mode */
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gtk_main();
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/* Remove the timeout */
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gtk_timeout_remove( i_dummy );
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#endif
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/* Destroy the Tooltips structure */
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gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_tooltips) );
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gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_messages) );
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gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_playwin) );
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gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_popup) );
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gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_window) );
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#ifdef NEED_GTK_MAIN
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gdk_threads_leave();
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#endif
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}
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/* following functions are local */
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/*****************************************************************************
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* Manage: manage main thread messages
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*****************************************************************************
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* In this function, called approx. 10 times a second, we check what the
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* main program wanted to tell us.
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*****************************************************************************/
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static int Manage( intf_thread_t *p_intf )
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{
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int i_start, i_stop;
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vlc_mutex_lock( &p_intf->change_lock );
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/* If the "display popup" flag has changed */
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if( p_intf->b_menu_change )
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{
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if( !GTK_IS_WIDGET( p_intf->p_sys->p_popup ) )
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{
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p_intf->p_sys->p_popup = create_intf_popup();
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gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_popup ),
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"p_intf", p_intf );
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}
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gtk_menu_popup( GTK_MENU( p_intf->p_sys->p_popup ),
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NULL, NULL, NULL, NULL, 0, GDK_CURRENT_TIME );
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p_intf->b_menu_change = 0;
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}
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/* Update the log window */
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vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
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i_stop = *p_intf->p_sys->p_sub->pi_stop;
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vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
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if( p_intf->p_sys->p_sub->i_start != i_stop )
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{
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static GdkColor white = { 0, 0xffff, 0xffff, 0xffff };
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static GdkColor gray = { 0, 0xaaaa, 0xaaaa, 0xaaaa };
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static GdkColor yellow = { 0, 0xffff, 0xffff, 0x6666 };
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static GdkColor red = { 0, 0xffff, 0x6666, 0x6666 };
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static const char * ppsz_type[4] = { ": ", " error: ", " warning: ",
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" debug: " };
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static GdkColor * pp_color[4] = { &white, &red, &yellow, &gray };
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for( i_start = p_intf->p_sys->p_sub->i_start;
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i_start != i_stop;
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i_start = (i_start+1) % VLC_MSG_QSIZE )
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{
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/* Append all messages to log window */
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gtk_text_insert( p_intf->p_sys->p_messages_text, NULL, &gray,
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NULL, p_intf->p_sys->p_sub->p_msg[i_start].psz_module, -1 );
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gtk_text_insert( p_intf->p_sys->p_messages_text, NULL, &gray,
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NULL, ppsz_type[p_intf->p_sys->p_sub->p_msg[i_start].i_type],
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-1 );
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gtk_text_insert( p_intf->p_sys->p_messages_text, NULL,
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pp_color[p_intf->p_sys->p_sub->p_msg[i_start].i_type], NULL,
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p_intf->p_sys->p_sub->p_msg[i_start].psz_msg, -1 );
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gtk_text_insert( p_intf->p_sys->p_messages_text, NULL, &gray,
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NULL, "\n", -1 );
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}
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vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
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p_intf->p_sys->p_sub->i_start = i_start;
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vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
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gtk_text_set_point( p_intf->p_sys->p_messages_text,
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gtk_text_get_length( p_intf->p_sys->p_messages_text ) );
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}
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/* Update the playlist */
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GtkPlayListManage( p_intf );
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/* Update the input */
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if( p_intf->p_sys->p_input == NULL )
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{
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p_intf->p_sys->p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
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FIND_ANYWHERE );
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}
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else if( p_intf->p_sys->p_input->b_dead )
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{
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vlc_object_release( p_intf->p_sys->p_input );
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p_intf->p_sys->p_input = NULL;
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}
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if( p_intf->p_sys->p_input )
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{
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input_thread_t *p_input = p_intf->p_sys->p_input;
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aout_instance_t *p_aout = NULL;
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vout_thread_t *p_vout = NULL;
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vlc_bool_t b_need_menus = VLC_FALSE;
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vlc_mutex_lock( &p_input->stream.stream_lock );
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if( !p_input->b_die )
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{
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/* New input or stream map change */
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if( p_input->stream.b_changed )
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{
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E_(GtkModeManage)( p_intf );
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GtkSetupMenus( p_intf );
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p_intf->p_sys->b_playing = 1;
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}
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/* Manage the slider */
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if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
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{
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float newvalue = p_intf->p_sys->p_adj->value;
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#define p_area p_input->stream.p_selected_area
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/* If the user hasn't touched the slider since the last time,
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* then the input can safely change it */
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if( newvalue == p_intf->p_sys->f_adj_oldvalue )
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{
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/* Update the value */
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p_intf->p_sys->p_adj->value =
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p_intf->p_sys->f_adj_oldvalue =
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( 100. * p_area->i_tell ) / p_area->i_size;
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gtk_signal_emit_by_name( GTK_OBJECT( p_intf->p_sys->p_adj ),
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"value_changed" );
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}
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/* Otherwise, send message to the input if the user has
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* finished dragging the slider.
|
|
* Beware, the hack below is needed by the dvdplay plugin! */
|
|
else if( p_intf->p_sys->b_slider_free
|
|
/* hack -> */ && (p_intf->p_sys->f_adj_oldvalue <= 100.) )
|
|
{
|
|
off_t i_seek = ( newvalue * p_area->i_size ) / 100;
|
|
|
|
/* release the lock to be able to seek */
|
|
vlc_mutex_unlock( &p_input->stream.stream_lock );
|
|
input_Seek( p_input, i_seek, INPUT_SEEK_SET );
|
|
vlc_mutex_lock( &p_input->stream.stream_lock );
|
|
|
|
/* Update the old value */
|
|
p_intf->p_sys->f_adj_oldvalue = newvalue;
|
|
}
|
|
#undef p_area
|
|
}
|
|
|
|
if( p_intf->p_sys->i_part !=
|
|
p_input->stream.p_selected_area->i_part )
|
|
{
|
|
p_intf->p_sys->b_chapter_update = 1;
|
|
b_need_menus = VLC_TRUE;
|
|
}
|
|
|
|
/* Does the audio output require to update the menus ? */
|
|
p_aout = (aout_instance_t *)vlc_object_find( p_intf, VLC_OBJECT_AOUT,
|
|
FIND_ANYWHERE );
|
|
if( p_aout != NULL )
|
|
{
|
|
vlc_value_t val;
|
|
if( var_Get( (vlc_object_t *)p_aout, "intf-change", &val ) >= 0
|
|
&& val.b_bool )
|
|
{
|
|
p_intf->p_sys->b_aout_update = 1;
|
|
b_need_menus = 1;
|
|
}
|
|
|
|
vlc_object_release( (vlc_object_t *)p_aout );
|
|
}
|
|
|
|
/* Does the video output require to update the menus ? */
|
|
p_vout = (vout_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_VOUT,
|
|
FIND_ANYWHERE );
|
|
if( p_vout != NULL )
|
|
{
|
|
vlc_value_t val;
|
|
if( var_Get( (vlc_object_t *)p_vout, "intf-change", &val ) >= 0
|
|
&& val.b_bool )
|
|
{
|
|
p_intf->p_sys->b_vout_update = 1;
|
|
b_need_menus = 1;
|
|
}
|
|
|
|
vlc_object_release( (vlc_object_t *)p_vout );
|
|
}
|
|
if( b_need_menus )
|
|
{
|
|
GtkSetupMenus( p_intf );
|
|
}
|
|
}
|
|
|
|
vlc_mutex_unlock( &p_input->stream.stream_lock );
|
|
}
|
|
else if( p_intf->p_sys->b_playing && !p_intf->b_die )
|
|
{
|
|
E_(GtkModeManage)( p_intf );
|
|
p_intf->p_sys->b_playing = 0;
|
|
}
|
|
|
|
#ifndef NEED_GTK_MAIN
|
|
if( p_intf->b_die )
|
|
{
|
|
vlc_mutex_unlock( &p_intf->change_lock );
|
|
|
|
/* Prepare to die, young Skywalker */
|
|
gtk_main_quit();
|
|
|
|
return FALSE;
|
|
}
|
|
#endif
|
|
|
|
vlc_mutex_unlock( &p_intf->change_lock );
|
|
|
|
return TRUE;
|
|
}
|
|
|