research.m1stereo.tv/gitweb/ - rugen/blob - src/page_clips.c

   1 /*
   2  * page_clips.c -- Clips Page Handling
   3  * Copyright (C) 2002-2003 Charles Yates <charles.yates@pandora.be>
   4  * Copyright (C) 2010 Dan Dennedy <dan@dennedy.org>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19  */
  20
  21 #ifdef HAVE_CONFIG_H
  22 #  include <config.h>
  23 #endif
  24
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <gtk/gtk.h>
  29 #include <gdk/gdkkeysyms.h>
  30
  31 #include "interface.h"
  32 #include "support.h"
  33 #include "dv1394app.h"
  34 #include "page.h"
  35
  36 typedef struct
  37 {
  38         struct page_t parent;
  39         dv1394app app;
  40         GtkWidget *widget;
  41         mvcp dv;
  42         char *path;
  43         int unit;
  44         int generation;
  45         int clip;
  46
  47         // TODO: This comes out later
  48         int mode;
  49         GtkWidget *modes[ 4 ];
  50 }
  51 *page_clips, page_clips_t;
  52
  53 static GtkWidget *this_page_get_widget( page_clips this );
  54
  55 static void list_clips( page_clips this, char *path )
  56 {
  57         GtkWidget *treeview = lookup_widget( this_page_get_widget( this ), "list_clips" );
  58         GtkWidget *dirview = lookup_widget( this_page_get_widget( this ), "list_dir" );
  59         GtkWidget *label = lookup_widget( this_page_get_widget( this ), "label_directory" );
  60         if ( path != NULL )
  61         {
  62                 mvcp_dir dir = mvcp_dir_init( this->dv, path );
  63                 GtkListStore *dir_store = NULL;
  64                 GtkListStore *clip_store = NULL;
  65                 GtkTreeIter iter;
  66                 int index;
  67                 mvcp_dir_entry_t entry;
  68
  69                 free( this->path );
  70                 this->path = strdup( path );
  71
  72                 gtk_label_set_text( GTK_LABEL( label ), this->path );
  73
  74                 if (  gtk_tree_view_get_model( GTK_TREE_VIEW( treeview ) ) == NULL )
  75                 {
  76                         GtkCellRenderer *renderer;
  77                         GtkTreeViewColumn *column;
  78
  79                         clip_store = gtk_list_store_new( 2, G_TYPE_STRING, G_TYPE_STRING );
  80                         gtk_tree_view_set_model( GTK_TREE_VIEW( treeview ), GTK_TREE_MODEL( clip_store ) );
  81
  82                         renderer = gtk_cell_renderer_text_new( );
  83                         column = gtk_tree_view_column_new_with_attributes ( "Description", renderer, "text", 0, NULL);
  84                         gtk_tree_view_column_set_sort_column_id( column, 0 );
  85                         gtk_tree_view_append_column( GTK_TREE_VIEW( treeview ), column );
  86
  87                         dir_store = gtk_list_store_new( 2, G_TYPE_STRING, G_TYPE_STRING );
  88                         gtk_tree_view_set_model( GTK_TREE_VIEW( dirview ), GTK_TREE_MODEL( dir_store ) );
  89
  90                         renderer = gtk_cell_renderer_text_new( );
  91                         column = gtk_tree_view_column_new_with_attributes ( "Description", renderer, "text", 0, NULL);
  92                         gtk_tree_view_column_set_sort_column_id( column, 0 );
  93                         gtk_tree_view_append_column( GTK_TREE_VIEW( dirview ), column );
  94                 }
  95                 else
  96                 {
  97                         clip_store = GTK_LIST_STORE( gtk_tree_view_get_model( GTK_TREE_VIEW( treeview ) ) );
  98                         dir_store = GTK_LIST_STORE( gtk_tree_view_get_model( GTK_TREE_VIEW( dirview ) ) );
  99                         gtk_list_store_clear( clip_store );
 100                         gtk_list_store_clear( dir_store );
 101                 }
 102
 103                 if ( strcmp( path, "/" ) )
 104                 {
 105                         gtk_list_store_append( clip_store, &iter );
 106                         gtk_list_store_set( clip_store, &iter, 0, "..", -1 );
 107                         gtk_list_store_append( dir_store, &iter );
 108                         gtk_list_store_set( dir_store, &iter, 0, "..", -1 );
 109                 }
 110
 111                 for ( index = 0; index < mvcp_dir_count( dir ); index ++ )
 112                 {
 113                         mvcp_dir_get( dir, index, &entry );
 114                         if ( strchr( entry.name, '/' ) )
 115                         {
 116                                 gtk_list_store_append( dir_store, &iter );
 117                                 gtk_list_store_set( dir_store, &iter, 0, entry.name, -1 );
 118                         }
 119                         else
 120                         {
 121                                 gtk_list_store_append( clip_store, &iter );
 122                                 gtk_list_store_set( clip_store, &iter, 0, entry.name, -1 );
 123                         }
 124                 }
 125
 126                 mvcp_dir_close( dir );
 127         }
 128         else
 129         {
 130                 gtk_label_set_text( GTK_LABEL( label ), "Disconnected" );
 131                 if ( gtk_tree_view_get_model( GTK_TREE_VIEW( treeview ) ) )
 132                 {
 133                         GtkListStore *list_store = GTK_LIST_STORE( gtk_tree_view_get_model( GTK_TREE_VIEW( treeview ) ) );
 134                         gtk_list_store_clear( list_store );
 135                         list_store = GTK_LIST_STORE( gtk_tree_view_get_model( GTK_TREE_VIEW( dirview ) ) );
 136                         gtk_list_store_clear( list_store );
 137                         treeview = lookup_widget( this_page_get_widget( this ), "treeview1" );
 138                         gtk_list_store_clear( list_store );
 139                 }
 140         }
 141 }
 142
 143 static void list_queue( page_clips this, int clip )
 144 {
 145         GtkWidget *treeview = lookup_widget( this_page_get_widget( this ), "treeview1" );
 146         mvcp_list list = mvcp_list_init( this->dv, dv1394app_get_selected_unit( this->app ) );
 147         GtkListStore *list_store = NULL;
 148         GtkTreeIter iter;
 149         GtkTreePath *path;
 150         int index;
 151         mvcp_list_entry_t entry;
 152
 153         if ( gtk_tree_view_get_model( GTK_TREE_VIEW( treeview ) ) == NULL )
 154         {
 155                 GtkCellRenderer *renderer;
 156                 GtkTreeViewColumn *column;
 157
 158                 list_store = gtk_list_store_new( 6, G_TYPE_BOOLEAN, G_TYPE_INT, G_TYPE_INT, G_TYPE_INT, G_TYPE_STRING, G_TYPE_INT );
 159                 gtk_tree_view_set_model( GTK_TREE_VIEW( treeview ), GTK_TREE_MODEL( list_store ) );
 160
 161                 renderer = gtk_cell_renderer_toggle_new( );
 162                 column = gtk_tree_view_column_new_with_attributes ( "", renderer, "active", 0, NULL);
 163                 gtk_tree_view_append_column( GTK_TREE_VIEW( treeview ), column );
 164
 165                 renderer = gtk_cell_renderer_text_new( );
 166                 column = gtk_tree_view_column_new_with_attributes ( "In", renderer, "text", 1, NULL);
 167                 gtk_tree_view_append_column( GTK_TREE_VIEW( treeview ), column );
 168
 169                 renderer = gtk_cell_renderer_text_new( );
 170                 column = gtk_tree_view_column_new_with_attributes ( "Out", renderer, "text", 2, NULL);
 171                 gtk_tree_view_append_column( GTK_TREE_VIEW( treeview ), column );
 172
 173                 renderer = gtk_cell_renderer_text_new( );
 174                 column = gtk_tree_view_column_new_with_attributes ( "Length", renderer, "text", 3, NULL);
 175                 gtk_tree_view_append_column( GTK_TREE_VIEW( treeview ), column );
 176
 177                 renderer = gtk_cell_renderer_text_new( );
 178                 column = gtk_tree_view_column_new_with_attributes ( "Clip", renderer, "text", 4, NULL);
 179                 gtk_tree_view_append_column( GTK_TREE_VIEW( treeview ), column );
 180         }
 181         else
 182         {
 183                 list_store = GTK_LIST_STORE( gtk_tree_view_get_model( GTK_TREE_VIEW( treeview ) ) );
 184                 gtk_list_store_clear( list_store );
 185         }
 186
 187         this->generation = list->generation;
 188
 189         for ( index = 0; index < mvcp_list_count( list ); index ++ )
 190         {
 191                 mvcp_list_get( list, index, &entry );
 192                 gtk_list_store_append( list_store, &iter );
 193                 gtk_list_store_set( list_store, &iter, 0, index == clip, 1, ( int )entry.in, 2, ( int )entry.out, 3, ( int )entry.size, 4, entry.full, 5, entry.clip, -1 );
 194         }
 195
 196         this->clip = clip;
 197         if ( clip < mvcp_list_count( list ) )
 198         {
 199                 path = gtk_tree_path_new_from_indices( this->clip, -1 );
 200                 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW( treeview ), path, NULL, TRUE, 0.5, 0 );
 201                 gtk_tree_path_free( path );
 202         }
 203
 204         mvcp_list_close( list );
 205 }
 206
 207 static void list_active( page_clips this, int clip )
 208 {
 209         GtkWidget *treeview = lookup_widget( this_page_get_widget( this ), "treeview1" );
 210         GtkListStore *list_store = GTK_LIST_STORE( gtk_tree_view_get_model( GTK_TREE_VIEW( treeview ) ) );
 211         GtkTreePath *path = gtk_tree_path_new_from_indices( this->clip, -1 );
 212         GtkTreeIter iter;
 213
 214         gtk_tree_model_get_iter( GTK_TREE_MODEL (list_store), &iter, path );
 215         gtk_tree_path_free( path );
 216         gtk_list_store_set( list_store, &iter, 0, FALSE, -1 );
 217
 218         this->clip = clip;
 219         path = gtk_tree_path_new_from_indices( this->clip, -1 );
 220         gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW( treeview ), path, NULL, TRUE, 0.5, 0 );
 221         gtk_tree_model_get_iter( GTK_TREE_MODEL (list_store), &iter, path );
 222         gtk_tree_path_free( path );
 223         gtk_list_store_set( list_store, &iter, 0, TRUE, -1 );
 224 }
 225
 226 static gboolean on_ok( GtkWidget *dummy, gpointer data )
 227 {
 228         page_clips this = data;
 229         GtkWidget *widget = lookup_widget( this_page_get_widget( this ), "list_clips" );
 230         GtkTreeSelection *select = gtk_tree_view_get_selection( GTK_TREE_VIEW( widget ) );
 231         GtkTreeModel *model;
 232         GtkTreeIter iter;
 233         gchar *text;
 234
 235         if ( gtk_tree_selection_get_selected( select, &model, &iter ) )
 236         {
 237                 gtk_tree_model_get( model, &iter, 0, &text,     -1 );
 238
 239                 if ( !strcmp( text, ".." ) )
 240                 {
 241                         char *temp = strdup( this->path );
 242                         temp[ strlen( temp ) - 1 ] = '\0';
 243                         *( strrchr( temp, '/' ) + 1 ) = '\0';
 244                         list_clips( this, temp );
 245                         free( temp );
 246                 }
 247                 else
 248                 {
 249                         char *temp = malloc( strlen( this->path ) + strlen( text ) + 1 );
 250                         strcpy( temp, this->path );
 251                         strcat( temp, text );
 252                         switch( this->mode )
 253                         {
 254                                 case 0:
 255                                         mvcp_unit_load_back( this->dv, dv1394app_get_selected_unit( this->app ), temp );
 256                                         mvcp_unit_play( this->dv, dv1394app_get_selected_unit( this->app ) );
 257                                         break;
 258                                 case 1:
 259                                         mvcp_unit_load( this->dv, dv1394app_get_selected_unit( this->app ), temp );
 260                                         break;
 261                                 case 2:
 262                                         mvcp_unit_append( this->dv, dv1394app_get_selected_unit( this->app ), temp, -1, -1 );
 263                                         break;
 264                                 case 3:
 265                                 {
 266                                         GtkWidget *widget = lookup_widget( this_page_get_widget( this ), "treeview1" );
 267                                         GtkTreeSelection *select = gtk_tree_view_get_selection( GTK_TREE_VIEW( widget ) );
 268                                         GtkTreeModel *model;
 269                                         GtkTreeIter iter;
 270                                         int clip;
 271
 272                                         if ( gtk_tree_selection_get_selected( select, &model, &iter ) )
 273                                         {
 274                                                 gtk_tree_model_get( model, &iter, 5, &clip,     -1 );
 275                                                 mvcp_unit_clip_insert( this->dv, dv1394app_get_selected_unit( this->app ), mvcp_absolute, clip, temp, -1, -1 );
 276                                         }
 277                                         break;
 278                                 }
 279                         }
 280
 281                         free( temp );
 282                 }
 283
 284                 g_free( text );
 285         }
 286
 287         return TRUE;
 288 }
 289
 290 static gboolean on_dir( GtkWidget *dummy, gpointer data )
 291 {
 292         page_clips this = data;
 293         GtkWidget *widget = lookup_widget( this_page_get_widget( this ), "list_dir" );
 294         GtkTreeSelection *select = gtk_tree_view_get_selection( GTK_TREE_VIEW( widget ) );
 295         GtkTreeModel *model;
 296         GtkTreeIter iter;
 297         gchar *text;
 298
 299         if ( gtk_tree_selection_get_selected( select, &model, &iter ) )
 300         {
 301                 gtk_tree_model_get( model, &iter, 0, &text,     -1 );
 302
 303                 if ( !strcmp( text, ".." ) )
 304                 {
 305                         char *temp = strdup( this->path );
 306                         temp[ strlen( temp ) - 1 ] = '\0';
 307                         *( strrchr( temp, '/' ) + 1 ) = '\0';
 308                         list_clips( this, temp );
 309                         free( temp );
 310                 }
 311                 else if ( text[ strlen( text ) - 1 ] == '/' )
 312                 {
 313                         char *temp = malloc( strlen( this->path ) + strlen( text ) + 1 );
 314                         strcpy( temp, this->path );
 315                         strcat( temp, text );
 316                         list_clips( this, temp );
 317                         free( temp );
 318                 }
 319
 320                 g_free( text );
 321         }
 322
 323         return TRUE;
 324 }
 325
 326 static gboolean on_queue_item( GtkWidget *dummy, gpointer data )
 327 {
 328         page_clips this = data;
 329         GtkWidget *widget = lookup_widget( this_page_get_widget( this ), "treeview1" );
 330         GtkTreeSelection *select = gtk_tree_view_get_selection( GTK_TREE_VIEW( widget ) );
 331         GtkTreeModel *model;
 332         GtkTreeIter iter;
 333         int clip;
 334
 335         if ( gtk_tree_selection_get_selected( select, &model, &iter ) )
 336         {
 337                 gtk_tree_model_get( model, &iter, 5, &clip,     -1 );
 338                 mvcp_unit_clip_goto( this->dv, dv1394app_get_selected_unit( this->app ), mvcp_absolute, clip, 0 );
 339                 mvcp_unit_play( this->dv, dv1394app_get_selected_unit( this->app ) );
 340         }
 341
 342         return TRUE;
 343 }
 344
 345 static gboolean on_clip_selected( GtkWidget *widget, GdkEventButton *event, gpointer data )
 346 {
 347         if ( event->button==1 && event->type==GDK_2BUTTON_PRESS )
 348                 return on_ok( widget, data );
 349         return FALSE;
 350 }
 351
 352 static gboolean on_clip_key_press( GtkWidget *widget, GdkEventKey *event, gpointer data )
 353 {
 354         if ( event->keyval == GDK_Return )
 355                 return on_ok( widget, data );
 356         return FALSE;
 357 }
 358
 359 static gboolean on_dir_selected( GtkWidget *widget, GdkEventButton *event, gpointer data )
 360 {
 361         if ( event->button==1 && event->type==GDK_2BUTTON_PRESS )
 362                 return on_dir( widget, data );
 363         return FALSE;
 364 }
 365
 366 static gboolean on_dir_key_press( GtkWidget *widget, GdkEventKey *event, gpointer data )
 367 {
 368         if ( event->keyval == GDK_Return )
 369                 return on_dir( widget, data );
 370         return FALSE;
 371 }
 372
 373 static gboolean on_queue_selected( GtkWidget *widget, GdkEventButton *event, gpointer data )
 374 {
 375         if ( event->button==1 && event->type==GDK_2BUTTON_PRESS )
 376                 return on_queue_item( widget, data );
 377         return FALSE;
 378 }
 379
 380 static gboolean on_queue_key_press( GtkWidget *widget, GdkEventKey *event, gpointer data )
 381 {
 382         if ( event->keyval == GDK_Return )
 383                 return on_queue_item( widget, data );
 384         return FALSE;
 385 }
 386
 387 static gboolean on_home( GtkWidget *button, gpointer data )
 388 {
 389         page_clips this = data;
 390         list_clips( this, "/" );
 391         return TRUE;
 392 }
 393
 394 static gboolean on_refresh( GtkWidget *button, gpointer data )
 395 {
 396         page_clips this = data;
 397         char *temp = strdup( this->path );
 398         list_clips( this, temp );
 399         free( temp );
 400
 401         return TRUE;
 402 }
 403
 404 static gboolean on_up( GtkWidget *dummy, gpointer data )
 405 {
 406         page_clips this = data;
 407         GtkWidget *widget = lookup_widget( this_page_get_widget( this ), "treeview1" );
 408         GtkTreeSelection *select = gtk_tree_view_get_selection( GTK_TREE_VIEW( widget ) );
 409         GtkTreeModel *model;
 410         GtkTreeIter iter;
 411         int clip;
 412
 413         if ( gtk_tree_selection_get_selected( select, &model, &iter ) )
 414         {
 415                 gtk_tree_model_get( model, &iter, 5, &clip,     -1 );
 416                 mvcp_unit_clip_move( this->dv, dv1394app_get_selected_unit( this->app ), mvcp_absolute, clip, mvcp_absolute, clip - 1 < 0 ? 0 : clip - 1 );
 417         }
 418         return TRUE;
 419 }
 420
 421 static gboolean on_down( GtkWidget *dummy, gpointer data )
 422 {
 423         page_clips this = data;
 424         GtkWidget *widget = lookup_widget( this_page_get_widget( this ), "treeview1" );
 425         GtkTreeSelection *select = gtk_tree_view_get_selection( GTK_TREE_VIEW( widget ) );
 426         GtkTreeModel *model;
 427         GtkTreeIter iter;
 428         int clip;
 429
 430         if ( gtk_tree_selection_get_selected( select, &model, &iter ) )
 431         {
 432                 gtk_tree_model_get( model, &iter, 5, &clip,     -1 );
 433                 mvcp_unit_clip_move( this->dv, dv1394app_get_selected_unit( this->app ), mvcp_absolute, clip, mvcp_absolute, clip + 1 );
 434         }
 435         return TRUE;
 436 }
 437
 438 static gboolean on_remove( GtkWidget *dummy, gpointer data )
 439 {
 440         page_clips this = data;
 441         GtkWidget *widget = lookup_widget( this_page_get_widget( this ), "treeview1" );
 442         GtkTreeSelection *select = gtk_tree_view_get_selection( GTK_TREE_VIEW( widget ) );
 443         GtkTreeModel *model;
 444         GtkTreeIter iter;
 445         int clip;
 446
 447         if ( gtk_tree_selection_get_selected( select, &model, &iter ) )
 448         {
 449                 gtk_tree_model_get( model, &iter, 5, &clip,     -1 );
 450                 mvcp_unit_clip_remove( this->dv, dv1394app_get_selected_unit( this->app ), mvcp_absolute, clip );
 451         }
 452         return TRUE;
 453 }
 454
 455 static gboolean on_clean( GtkWidget *dummy, gpointer data )
 456 {
 457         page_clips this = data;
 458         mvcp_unit_clean( this->dv, dv1394app_get_selected_unit( this->app ) );
 459         return TRUE;
 460 }
 461
 462 void on_mode_change( GtkMenuItem *menuitem, gpointer data )
 463 {
 464         page_clips this = data;
 465         int index = 0;
 466
 467         for ( index = 0; index < 4; index ++ )
 468                 if ( GTK_WIDGET( menuitem ) == this->modes[ index ] )
 469                         break;
 470
 471         this->mode = index;
 472 }
 473
 474 static GtkWidget *this_page_get_widget( page_clips this )
 475 {
 476         if ( this->widget == NULL )
 477                 this->widget = create_page_clips( );
 478         return this->widget;
 479 }
 480
 481 static void this_page_get_toolbar_info( page this, GtkIconSize size, GtkWidget **icon, char **label )
 482 {
 483         *icon = gtk_image_new_from_stock( "gtk-justify-fill",  size );
 484         *label = _("_Playlist");
 485 }
 486
 487 static void this_page_on_connect( page_clips this )
 488 {
 489         this->dv = mvcp_init( dv1394app_get_parser( this->app ) );
 490         list_clips( this, "/" );
 491 }
 492
 493 static void this_page_on_unit_change( page_clips this, int unit )
 494 {
 495         if ( unit != this->unit )
 496                 this->unit = unit;
 497 }
 498
 499 static void this_page_on_disconnect( page_clips this )
 500 {
 501         list_clips( this, NULL );
 502         mvcp_close( this->dv );
 503 }
 504
 505 static void this_page_show_status( page_clips this, mvcp_status status )
 506 {
 507         if ( status->status != unit_disconnected )
 508         {
 509                 if ( this->generation != status->generation )
 510                         list_queue( this, status->clip_index );
 511                 else if ( this->clip != status->clip_index )
 512                         list_active( this, status->clip_index );
 513         }
 514 }
 515
 516 static void this_page_close( page_clips this )
 517 {
 518         if ( this != NULL )
 519                 free( this );
 520 }
 521
 522 page page_clips_init( dv1394app app )
 523 {
 524         page_clips this = calloc( 1, sizeof( page_clips_t ) );
 525         GtkWidget *widget;
 526         int index = 0;
 527
 528         this->parent.get_widget = ( GtkWidget *(*)( page ) )this_page_get_widget;
 529         this->parent.get_toolbar_info = this_page_get_toolbar_info;
 530         this->parent.on_connect = ( void (*)( page ) )this_page_on_connect;
 531         this->parent.on_unit_change = ( void (*)( page, int ) )this_page_on_unit_change;
 532         this->parent.on_disconnect = ( void (*)( page ) )this_page_on_disconnect;
 533         this->parent.show_status = ( void (*)( page, mvcp_status ) )this_page_show_status;
 534         this->parent.close = ( void (*)( page ) )this_page_close;
 535         this->app = app;
 536         this->generation = -1;
 537
 538         widget = lookup_widget( this_page_get_widget( this ), "list_clips" );
 539         g_signal_connect( G_OBJECT( widget ), "button-press-event", G_CALLBACK( on_clip_selected ), this );
 540         g_signal_connect( G_OBJECT( widget ), "key-press-event", G_CALLBACK( on_clip_key_press ), this );
 541         widget = lookup_widget( this_page_get_widget( this ), "list_dir" );
 542         g_signal_connect( G_OBJECT( widget ), "button-press-event", G_CALLBACK( on_dir_selected ), this );
 543         g_signal_connect( G_OBJECT( widget ), "key-press-event", G_CALLBACK( on_dir_key_press ), this );
 544         widget = lookup_widget( this_page_get_widget( this ), "button_clips_refresh" );
 545         gtk_signal_connect( GTK_OBJECT( widget ), "clicked", GTK_SIGNAL_FUNC( on_refresh ), this );
 546         widget = lookup_widget( this_page_get_widget( this ), "button_clips_home" );
 547         gtk_signal_connect( GTK_OBJECT( widget ), "clicked", GTK_SIGNAL_FUNC( on_home ), this );
 548         widget = lookup_widget( this_page_get_widget( this ), "button_up" );
 549         gtk_signal_connect( GTK_OBJECT( widget ), "clicked", GTK_SIGNAL_FUNC( on_up ), this );
 550         widget = lookup_widget( this_page_get_widget( this ), "button_down" );
 551         gtk_signal_connect( GTK_OBJECT( widget ), "clicked", GTK_SIGNAL_FUNC( on_down ), this );
 552         widget = lookup_widget( this_page_get_widget( this ), "button_remove" );
 553         gtk_signal_connect( GTK_OBJECT( widget ), "clicked", GTK_SIGNAL_FUNC( on_remove ), this );
 554         widget = lookup_widget( this_page_get_widget( this ), "button_clean" );
 555         gtk_signal_connect( GTK_OBJECT( widget ), "clicked", GTK_SIGNAL_FUNC( on_clean ), this );
 556
 557         widget = lookup_widget( this_page_get_widget( this ), "table4" );
 558         gtk_widget_show( widget );
 559
 560         widget = lookup_widget( this_page_get_widget( this ), "treeview1" );
 561         g_signal_connect( G_OBJECT( widget ), "button-press-event", G_CALLBACK( on_queue_selected ), this );
 562         g_signal_connect( G_OBJECT( widget ), "key-press-event", G_CALLBACK( on_queue_key_press ), this );
 563
 564         for ( index = 0; index < 4; index ++ )
 565         {
 566                 char item[ 256 ];
 567                 sprintf( item, "mode_%d", index );
 568                 widget = lookup_widget( this_page_get_widget( this ), item );
 569                 gtk_signal_connect( GTK_OBJECT( widget ), "activate", GTK_SIGNAL_FUNC( on_mode_change ), this );
 570                 this->modes[ index ] = widget;
 571         }
 572
 573         return ( page )this;
 574 }