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

   1 /*
   2  * page_command.c -- Command Page Handling
   3  * Copyright (C) 2002-2003 Charles Yates <charles.yates@pandora.be>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software Foundation,
  17  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include <config.h>
  22 #endif
  23
  24 #include <stdlib.h>
  25 #include <string.h>
  26 #include <gtk/gtk.h>
  27
  28 #include "interface.h"
  29 #include "support.h"
  30 #include "dv1394app.h"
  31 #include "util.h"
  32 #include "page.h"
  33
  34 typedef struct page_command_t
  35 {
  36         struct page_t parent;
  37         dv1394app app;
  38         GtkWidget *widget;
  39 }
  40 *page_command;
  41
  42 static GtkWidget *this_page_get_widget( page_command );
  43
  44 /** Main window - command tab - command to be executed.
  45 */
  46
  47 static gboolean on_command_pressed( GtkWidget *button, gpointer user_data )
  48 {
  49         page_command this = user_data;
  50         GtkWidget *widget;
  51         GtkTextBuffer *buffer;
  52         char *command;
  53         PangoFontDescription *font_desc;
  54
  55         if ( dv1394app_get_parser( this->app ) != NULL )
  56         {
  57                 int index = 0;
  58                 valerie_response response = NULL;
  59                 GtkTextIter iter;
  60
  61                 widget = lookup_widget( this_page_get_widget( this ), "entry_command" );
  62                 command = (char *)gtk_entry_get_text( GTK_ENTRY( widget ) );
  63
  64                 widget = lookup_widget( this_page_get_widget( this ), "textview_command" );
  65
  66                 font_desc = pango_font_description_from_string( "Courier 9" );
  67                 gtk_widget_modify_font( widget, font_desc );
  68                 pango_font_description_free( font_desc );
  69                 buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW( widget ) );
  70                 gtk_text_buffer_get_end_iter( buffer, &iter );
  71                 gtk_text_buffer_place_cursor( buffer, &iter );
  72                 gtk_text_buffer_insert_at_cursor( buffer, "> ", -1 );
  73                 gtk_text_buffer_insert_at_cursor( buffer, command, -1 );
  74                 gtk_text_buffer_insert_at_cursor( buffer, "\n", -1 );
  75                 valerie_execute( dv1394app_get_command( this->app ), 1024, "%s", command );
  76             response = valerie_get_last_response( dv1394app_get_command( this->app ) );
  77             for ( index = 0; index < valerie_response_count( response ); index ++ )
  78                 {
  79                         if ( index != valerie_response_count( response ) - 1 ||
  80                                  strcmp( valerie_response_get_line( response, index ), "" ) )
  81                         {
  82                                 gtk_text_buffer_insert_at_cursor( buffer, valerie_response_get_line( response, index ), -1 );
  83                                 gtk_text_buffer_insert_at_cursor( buffer, "\n", -1 );
  84                         }
  85                 }
  86                 gtk_text_buffer_insert_at_cursor( buffer, "\n", -1 );
  87                 gtk_text_view_scroll_mark_onscreen( GTK_TEXT_VIEW( widget ), gtk_text_buffer_get_insert( buffer ) );
  88                 widget = lookup_widget( this_page_get_widget( this ), "entry_command" );
  89                 gtk_entry_set_text( GTK_ENTRY( widget ), "" );
  90                 gtk_widget_grab_focus( widget );
  91         }
  92         else
  93         {
  94                 beep( );
  95         }
  96
  97         return FALSE;
  98 }
  99
 100 /** Main window - command tab - clear button pressed.
 101 */
 102
 103 static gboolean on_command_cleared( GtkWidget *button, gpointer user_data )
 104 {
 105         page_command this = user_data;
 106         GtkWidget *widget = lookup_widget( this_page_get_widget( this ), "textview_command" );
 107         GtkTextBuffer *buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW( widget ) );
 108         gtk_text_buffer_set_text( buffer, "", -1 );
 109         return FALSE;
 110 }
 111
 112 static GtkWidget *this_page_get_widget( page_command this )
 113 {
 114         if ( this->widget == NULL )
 115                 this->widget = create_page_shell( );
 116         return this->widget;
 117 }
 118
 119 static void this_page_get_toolbar_info( page this, GtkIconSize size, GtkWidget **icon, char **label )
 120 {
 121         *icon = gtk_image_new_from_stock( "gtk-dialog-info",  size );
 122         *label = "_Shell";
 123 }
 124
 125 static void this_on_connect( page_command this )
 126 {
 127 }
 128
 129 static void this_on_disconnect( page_command this )
 130 {
 131 }
 132
 133 static void this_close( page_command this )
 134 {
 135         if ( this != NULL )
 136                 free( this );
 137 }
 138
 139 page page_command_init( dv1394app app )
 140 {
 141         GtkWidget *widget;
 142         page_command this = calloc( 1, sizeof( struct page_command_t ) );
 143
 144         this->parent.get_widget = ( GtkWidget *(*)( page ) )this_page_get_widget;
 145         this->parent.get_toolbar_info = this_page_get_toolbar_info;
 146         this->parent.on_connect = ( void (*)( page ) )this_on_connect;
 147         this->parent.on_disconnect = ( void (*)( page ) )this_on_disconnect;
 148         this->parent.close = ( void (*)( page ) )this_close;
 149         this->app = app;
 150
 151         /* Command execution handling */
 152         widget = lookup_widget( this_page_get_widget( this ), "entry_command" );
 153         gtk_signal_connect( GTK_OBJECT( widget ), "activate", GTK_SIGNAL_FUNC( on_command_pressed ), this );
 154         widget = lookup_widget( this_page_get_widget( this ), "button_command" );
 155         gtk_signal_connect( GTK_OBJECT( widget ), "clicked", GTK_SIGNAL_FUNC( on_command_pressed ), this );
 156         widget = lookup_widget( this_page_get_widget( this ), "button_command_clear" );
 157         gtk_signal_connect( GTK_OBJECT( widget ), "clicked", GTK_SIGNAL_FUNC( on_command_cleared ), this );
 158
 159         return ( page )this;
 160 }
 161