Commit fc39d649 authored by Jean-Paul Saman's avatar Jean-Paul Saman

Familiar Linux interface (non functional yet).

parent 91cf1f1b
familiar_SOURCES = familiar.c familiar_interface.c familiar_support.c familiar_callbacks.c
\ No newline at end of file
/*****************************************************************************
* familiar.c : familiar plugin for vlc
*****************************************************************************
* Copyright (C) 2002 VideoLAN
* $Id: familiar.c,v 1.1 2002/07/22 13:49:42 jpsaman Exp $
*
* Authors: Jean-Paul Saman <jpsaman@wxs.nl>
*
* 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
*****************************************************************************/
#include <stdlib.h> /* malloc(), free() */
#include <errno.h> /* ENOMEM */
#include <string.h> /* strerror() */
#include <stdio.h>
#include <vlc/vlc.h>
#include <vlc/intf.h>
#include <gtk/gtk.h>
#include "familiar_callbacks.h"
#include "familiar_interface.h"
#include "familiar_support.h"
#include "familiar.h"
/*****************************************************************************
* Local prototypes.
*****************************************************************************/
static void intf_getfunctions ( function_list_t * p_function_list );
static int intf_Open ( intf_thread_t *p_intf );
static void intf_Close ( intf_thread_t *p_intf );
static void intf_Run ( intf_thread_t *p_intf );
static gint GtkManage ( gpointer p_data );
/*****************************************************************************
* Local variables (mutex-protected).
*****************************************************************************/
static void ** pp_global_data = NULL;
/*****************************************************************************
* Building configuration tree
*****************************************************************************/
#define TOOLTIPS_TEXT N_("show tooltips")
#define TOOLTIPS_LONGTEXT N_("Show tooltips for configuration options.")
#define TOOLBAR_TEXT N_("show text on toolbar buttons")
#define TOOLBAR_LONGTEXT N_("Show the text below icons on the toolbar.")
MODULE_CONFIG_START
ADD_CATEGORY_HINT( N_("Miscellaneous"), NULL )
ADD_BOOL ( "familiar-tooltips", 1, NULL /*GtkHideTooltips*/, TOOLTIPS_TEXT,
TOOLTIPS_LONGTEXT )
ADD_BOOL ( "familiar-toolbartext", 1, NULL /*GtkHideToolbarText*/, TOOLBAR_TEXT,
TOOLBAR_LONGTEXT )
MODULE_CONFIG_STOP
MODULE_INIT_START
pp_global_data = p_module->p_vlc->pp_global_data;
SET_DESCRIPTION( _("Familiar Linux Gtk+ interface module") )
ADD_CAPABILITY( INTF, 90 )
MODULE_INIT_STOP
MODULE_ACTIVATE_START
intf_getfunctions( &p_module->p_functions->intf );
MODULE_ACTIVATE_STOP
MODULE_DEACTIVATE_START
MODULE_DEACTIVATE_STOP
/*****************************************************************************
* g_atexit: kludge to avoid the Gtk+ thread to segfault at exit
*****************************************************************************
* gtk_init() makes several calls to g_atexit() which calls atexit() to
* register tidying callbacks to be called at program exit. Since the Gtk+
* plugin is likely to be unloaded at program exit, we have to export this
* symbol to intercept the g_atexit() calls. Talk about crude hack.
*****************************************************************************/
void g_atexit( GVoidFunc func )
{
intf_thread_t *p_intf;
int i_dummy;
if( pp_global_data == NULL )
{
atexit( func );
return;
}
p_intf = (intf_thread_t *)*pp_global_data;
if( p_intf == NULL )
{
return;
}
for( i_dummy = 0;
i_dummy < MAX_ATEXIT && p_intf->p_sys->pf_callback[i_dummy] != NULL;
i_dummy++ )
{
;
}
if( i_dummy >= MAX_ATEXIT - 1 )
{
msg_Err( p_intf, "too many atexit() callbacks to register" );
return;
}
p_intf->p_sys->pf_callback[i_dummy] = func;
p_intf->p_sys->pf_callback[i_dummy + 1] = NULL;
}
/*****************************************************************************
* Functions exported as capabilities. They are declared as static so that
* we don't pollute the namespace too much.
*****************************************************************************/
static void intf_getfunctions( function_list_t * p_function_list )
{
p_function_list->functions.intf.pf_open = intf_Open;
p_function_list->functions.intf.pf_close = intf_Close;
p_function_list->functions.intf.pf_run = intf_Run;
}
/*****************************************************************************
* intf_Open: initialize and create window
*****************************************************************************/
static int intf_Open( intf_thread_t *p_intf )
{
/* Allocate instance and initialize some members */
p_intf->p_sys = malloc( sizeof( intf_sys_t ) );
if( p_intf->p_sys == NULL )
{
msg_Err( p_intf, "out of memory" );
return( 1 );
}
p_intf->p_sys->p_sub = msg_Subscribe( p_intf );
/* Initialize Gtk+ thread */
p_intf->p_sys->b_playing = 0;
p_intf->p_sys->b_popup_changed = 0;
p_intf->p_sys->b_window_changed = 0;
p_intf->p_sys->b_playlist_changed = 0;
p_intf->p_sys->p_input = NULL;
p_intf->p_sys->i_playing = -1;
p_intf->p_sys->b_slider_free = 1;
p_intf->p_sys->pf_callback[0] = NULL;
p_intf->p_sys->i_part = 0;
return( 0 );
}
/*****************************************************************************
* intf_Close: destroy interface window
*****************************************************************************/
static void intf_Close( intf_thread_t *p_intf )
{
if( p_intf->p_sys->p_input )
{
vlc_object_release( p_intf->p_sys->p_input );
}
msg_Unsubscribe( p_intf, p_intf->p_sys->p_sub );
/* Destroy structure */
if (p_intf->p_sys) free( p_intf->p_sys );
}
/*****************************************************************************
* intf_Run: Gtk+ thread
*****************************************************************************
* this part of the interface is in a separate thread so that we can call
* gtk_main() from within it without annoying the rest of the program.
* XXX: the approach may look kludgy, and probably is, but I could not find
* a better way to dynamically load a Gtk+ interface at runtime.
*****************************************************************************/
static void intf_Run( intf_thread_t *p_intf )
{
/* gtk_init needs to know the command line. We don't care, so we
* give it an empty one */
char *p_args[] = { "" };
char **pp_args = p_args;
int i_args = 1;
int i_dummy;
/* The data types we are allowed to receive */
static GtkTargetEntry target_table[] =
{
{ "STRING", 0, DROP_ACCEPT_STRING },
{ "text/uri-list", 0, DROP_ACCEPT_TEXT_URI_LIST },
{ "text/plain", 0, DROP_ACCEPT_TEXT_PLAIN }
};
/* Initialize Gtk+ */
/* gtk_init will register stuff with g_atexit, so we need to take
* the global lock if we want to be able to intercept the calls */
vlc_mutex_lock( p_intf->p_vlc->p_global_lock );
*p_intf->p_vlc->pp_global_data = p_intf;
gtk_init( &i_args, &pp_args );
vlc_mutex_unlock( p_intf->p_vlc->p_global_lock );
/* Create some useful widgets that will certainly be used */
p_intf->p_sys->p_window = create_familiar();
// p_intf->p_sys->p_popup = create_intf_popup();
// p_intf->p_sys->p_playwin = create_intf_playlist();
// p_intf->p_sys->p_messages = create_intf_messages();
// p_intf->p_sys->p_tooltips = gtk_tooltips_new();
/* Set the title of the main window */
gtk_window_set_title( GTK_WINDOW(p_intf->p_sys->p_window),
VOUT_TITLE " (Familiar interface)");
/* Accept file drops on the main window */
gtk_drag_dest_set( GTK_WIDGET( p_intf->p_sys->p_window ),
GTK_DEST_DEFAULT_ALL, target_table,
1, GDK_ACTION_COPY );
/* Accept file drops on the playlist window */
gtk_drag_dest_set( GTK_WIDGET( lookup_widget( p_intf->p_sys->p_playwin,
"playlist_clist") ),
GTK_DEST_DEFAULT_ALL, target_table,
1, GDK_ACTION_COPY );
/* Get the slider object */
p_intf->p_sys->p_slider_frame = GTK_FRAME( gtk_object_get_data(
GTK_OBJECT( p_intf->p_sys->p_window ), "progress" ) );
/* Configure the log window */
// p_intf->p_sys->p_messages_text = GTK_TEXT( gtk_object_get_data(
// GTK_OBJECT(p_intf->p_sys->p_messages ), "messages_textbox" ) );
// gtk_text_set_line_wrap( p_intf->p_sys->p_messages_text, TRUE);
// gtk_text_set_word_wrap( p_intf->p_sys->p_messages_text, FALSE);
/* Get the interface labels */
#define P_LABEL( name ) GTK_LABEL( gtk_object_get_data( \
GTK_OBJECT( p_intf->p_sys->p_window ), name ) )
p_intf->p_sys->p_label_title = P_LABEL( "title_label" );
p_intf->p_sys->p_label_chapter = P_LABEL( "chapter_label" );
#undef P_LABEL
/* Connect the date display to the slider */
#define P_SLIDER GTK_RANGE( gtk_object_get_data( \
GTK_OBJECT( p_intf->p_sys->p_window ), "slider" ) )
p_intf->p_sys->p_adj = gtk_range_get_adjustment( P_SLIDER );
gtk_signal_connect ( GTK_OBJECT( p_intf->p_sys->p_adj ), "value_changed",
GTK_SIGNAL_FUNC( GtkDisplayDate ), NULL );
p_intf->p_sys->f_adj_oldvalue = 0;
#undef P_SLIDER
/* We don't create these ones yet because we perhaps won't need them */
p_intf->p_sys->p_about = NULL;
p_intf->p_sys->p_modules = NULL;
p_intf->p_sys->p_open = NULL;
p_intf->p_sys->p_jump = NULL;
/* Hide tooltips if the option is set */
if( !config_GetInt( p_intf, "gtk-tooltips" ) )
{
gtk_tooltips_disable( p_intf->p_sys->p_tooltips );
}
/* Store p_intf to keep an eye on it */
gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_window),
"p_intf", p_intf );
gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_popup),
"p_intf", p_intf );
gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_playwin ),
"p_intf", p_intf );
gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_messages ),
"p_intf", p_intf );
gtk_object_set_data( GTK_OBJECT(p_intf->p_sys->p_adj),
"p_intf", p_intf );
/* Show the control window */
gtk_widget_show( p_intf->p_sys->p_window );
/* Sleep to avoid using all CPU - since some interfaces needs to access
* keyboard events, a 100ms delay is a good compromise */
i_dummy = gtk_timeout_add( INTF_IDLE_SLEEP / 1000, GtkManage, p_intf );
/* Enter Gtk mode */
gtk_main();
/* Remove the timeout */
gtk_timeout_remove( i_dummy );
/* Destroy the Tooltips structure */
gtk_object_destroy( GTK_OBJECT(p_intf->p_sys->p_tooltips) );
/* Launch stored callbacks */
for( i_dummy = 0;
i_dummy < MAX_ATEXIT && p_intf->p_sys->pf_callback[i_dummy] != NULL;
i_dummy++ )
{
p_intf->p_sys->pf_callback[i_dummy]();
}
}
/* following functions are local */
/*****************************************************************************
* GtkManage: manage main thread messages
*****************************************************************************
* In this function, called approx. 10 times a second, we check what the
* main program wanted to tell us.
*****************************************************************************/
static gint GtkManage( gpointer p_data )
{
#define p_intf ((intf_thread_t *)p_data)
int i_start, i_stop;
vlc_mutex_lock( &p_intf->change_lock );
/* If the "display popup" flag has changed */
if( p_intf->b_menu_change )
{
if( !GTK_IS_WIDGET( p_intf->p_sys->p_popup ) )
{
p_intf->p_sys->p_popup = create_intf_popup();
gtk_object_set_data( GTK_OBJECT( p_intf->p_sys->p_popup ),
"p_intf", p_intf );
}
gtk_menu_popup( GTK_MENU( p_intf->p_sys->p_popup ),
NULL, NULL, NULL, NULL, 0, GDK_CURRENT_TIME );
p_intf->b_menu_change = 0;
}
/* Update the log window */
vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
i_stop = *p_intf->p_sys->p_sub->pi_stop;
vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
if( p_intf->p_sys->p_sub->i_start != i_stop )
{
static GdkColor white = { 0, 0xffff, 0xffff, 0xffff };
static GdkColor gray = { 0, 0xaaaa, 0xaaaa, 0xaaaa };
static GdkColor yellow = { 0, 0xffff, 0xffff, 0x6666 };
static GdkColor red = { 0, 0xffff, 0x6666, 0x6666 };
static const char * ppsz_type[4] = { ": ", " error: ", " warning: ",
" debug: " };
static GdkColor * pp_color[4] = { &white, &red, &yellow, &gray };
for( i_start = p_intf->p_sys->p_sub->i_start;
i_start != i_stop;
i_start = (i_start+1) % VLC_MSG_QSIZE )
{
/* Append all messages to log window */
gtk_text_insert( p_intf->p_sys->p_messages_text, NULL, &gray,
NULL, p_intf->p_sys->p_sub->p_msg[i_start].psz_module, -1 );
gtk_text_insert( p_intf->p_sys->p_messages_text, NULL, &gray,
NULL, ppsz_type[p_intf->p_sys->p_sub->p_msg[i_start].i_type],
-1 );
gtk_text_insert( p_intf->p_sys->p_messages_text, NULL,
pp_color[p_intf->p_sys->p_sub->p_msg[i_start].i_type], NULL,
p_intf->p_sys->p_sub->p_msg[i_start].psz_msg, -1 );
gtk_text_insert( p_intf->p_sys->p_messages_text, NULL, &gray,
NULL, "\n", -1 );
}
vlc_mutex_lock( p_intf->p_sys->p_sub->p_lock );
p_intf->p_sys->p_sub->i_start = i_start;
vlc_mutex_unlock( p_intf->p_sys->p_sub->p_lock );
gtk_text_set_point( p_intf->p_sys->p_messages_text,
gtk_text_get_length( p_intf->p_sys->p_messages_text ) );
}
/* Update the playlist */
GtkPlayListManage( p_data );
/* Update the input */
if( p_intf->p_sys->p_input == NULL )
{
p_intf->p_sys->p_input = vlc_object_find( p_intf, VLC_OBJECT_INPUT,
FIND_ANYWHERE );
}
else if( p_intf->p_sys->p_input->b_dead )
{
vlc_object_release( p_intf->p_sys->p_input );
p_intf->p_sys->p_input = NULL;
}
if( p_intf->p_sys->p_input )
{
input_thread_t *p_input = p_intf->p_sys->p_input;
vlc_mutex_lock( &p_input->stream.stream_lock );
if( !p_input->b_die )
{
/* New input or stream map change */
if( p_input->stream.b_changed )
{
GtkModeManage( p_intf );
GtkSetupMenus( p_intf );
p_intf->p_sys->b_playing = 1;
}
/* Manage the slider */
if( p_input->stream.b_seekable && p_intf->p_sys->b_playing )
{
float newvalue = p_intf->p_sys->p_adj->value;
#define p_area p_input->stream.p_selected_area
/* If the user hasn't touched the slider since the last time,
* then the input can safely change it */
if( newvalue == p_intf->p_sys->f_adj_oldvalue )
{
/* Update the value */
p_intf->p_sys->p_adj->value =
p_intf->p_sys->f_adj_oldvalue =
( 100. * p_area->i_tell ) / p_area->i_size;
gtk_signal_emit_by_name( GTK_OBJECT( p_intf->p_sys->p_adj ),
"value_changed" );
}
/* Otherwise, send message to the input if the user has
* finished dragging the slider */
else if( p_intf->p_sys->b_slider_free )
{
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;
GtkSetupMenus( p_intf );
}
}
vlc_mutex_unlock( &p_input->stream.stream_lock );
}
else if( p_intf->p_sys->b_playing && !p_intf->b_die )
{
GtkModeManage( p_intf );
p_intf->p_sys->b_playing = 0;
}
if( p_intf->b_die )
{
vlc_mutex_unlock( &p_intf->change_lock );
/* Prepare to die, young Skywalker */
gtk_main_quit();
/* Just in case */
return( FALSE );
}
vlc_mutex_unlock( &p_intf->change_lock );
return( TRUE );
#undef p_intf
}
<?xml version="1.0"?>
<GTK-Interface>
<project>
<name>Familiar</name>
<program_name>familiar</program_name>
<directory></directory>
<source_directory>src</source_directory>
<pixmaps_directory>share</pixmaps_directory>
<language>C</language>
<gnome_support>False</gnome_support>
<gettext_support>True</gettext_support>
<main_source_file>familiar_interface.c</main_source_file>
<main_header_file>familiar_interface.h</main_header_file>
<handler_source_file>familiar_callbacks.c</handler_source_file>
<handler_header_file>familiar_callbacks.h</handler_header_file>
<support_source_file>familiar_support.c</support_source_file>
<support_header_file>familiar_support.h</support_header_file>
</project>
<widget>
<class>GtkWindow</class>
<name>familiar</name>
<width>240</width>
<height>320</height>
<title>vlc (familiar)</title>
<type>GTK_WINDOW_TOPLEVEL</type>
<position>GTK_WIN_POS_NONE</position>
<modal>False</modal>
<allow_shrink>False</allow_shrink>
<allow_grow>False</allow_grow>
<auto_shrink>False</auto_shrink>
<widget>
<class>GtkVBox</class>
<name>vbox</name>
<homogeneous>False</homogeneous>
<spacing>0</spacing>
<widget>
<class>GtkToolbar</class>
<name>toolbar</name>
<width>112</width>
<height>16</height>
<orientation>GTK_ORIENTATION_HORIZONTAL</orientation>
<type>GTK_TOOLBAR_ICONS</type>
<space_size>5</space_size>
<space_style>GTK_TOOLBAR_SPACE_EMPTY</space_style>
<relief>GTK_RELIEF_NORMAL</relief>
<tooltips>True</tooltips>
<child>
<padding>0</padding>
<expand>False</expand>
<fill>True</fill>
</child>
<widget>
<class>GtkPixmap</class>
<name>xpm_open</name>
<can_focus>True</can_focus>
<signal>
<name>button_press_event</name>
<handler>on_xpm_open_button_press_event</handler>
<last_modification_time>Mon, 22 Jul 2002 13:18:11 GMT</last_modification_time>
</signal>
<filename>familiar-openb16x16.xpm</filename>
<xalign>0.5</xalign>
<yalign>0.5</yalign>
<xpad>0</xpad>
<ypad>0</ypad>
<build_insensitive>True</build_insensitive>
</widget>
<widget>
<class>GtkPixmap</class>
<name>xpm_preferences</name>
<can_focus>True</can_focus>
<signal>
<name>button_press_event</name>
<handler>on_xpm_preferences_button_press_event</handler>
<last_modification_time>Mon, 22 Jul 2002 13:17:55 GMT</last_modification_time>
</signal>
<filename>familiar-preferencesb16x16.xpm</filename>
<xalign>0.5</xalign>
<yalign>0.5</yalign>
<xpad>0</xpad>
<ypad>0</ypad>
<build_insensitive>True</build_insensitive>
</widget>
<widget>
<class>GtkPixmap</class>
<name>xpm_rewind</name>
<can_focus>True</can_focus>
<signal>
<name>button_press_event</name>
<handler>on_xpm_rewind_button_press_event</handler>
<last_modification_time>Mon, 22 Jul 2002 13:18:17 GMT</last_modification_time>
</signal>
<filename>familiar-rewindb16x16.xpm</filename>
<xalign>0.5</xalign>
<yalign>0.5</yalign>
<xpad>0</xpad>
<ypad>0</ypad>
<build_insensitive>True</build_insensitive>
<child>
<new_group>True</new_group>
</child>
</widget>
<widget>
<class>GtkPixmap</class>
<name>xpm_pause</name>
<can_focus>True</can_focus>
<signal>
<name>button_press_event</name>
<handler>on_xpm_pause_button_press_event</handler>
<last_modification_time>Mon, 22 Jul 2002 13:18:29 GMT</last_modification_time>
</signal>
<filename>familiar-pauseb16x16.xpm</filename>
<xalign>0.5</xalign>
<yalign>0.5</yalign>