radiant/console.cpp

   1 /*
   2    Copyright (C) 1999-2006 Id Software, Inc. and contributors.
   3    For a list of contributors, see the accompanying CONTRIBUTORS file.
   4
   5    This file is part of GtkRadiant.
   6
   7    GtkRadiant is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    GtkRadiant is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GtkRadiant; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  20  */
  21
  22 #include "console.h"
  23
  24 #include <time.h>
  25 #include <uilib/uilib.h>
  26 #include <gtk/gtk.h>
  27
  28 #include "gtkutil/accelerator.h"
  29 #include "gtkutil/messagebox.h"
  30 #include "gtkutil/container.h"
  31 #include "gtkutil/menu.h"
  32 #include "gtkutil/nonmodal.h"
  33 #include "stream/stringstream.h"
  34 #include "convert.h"
  35
  36 #include "version.h"
  37 #include "aboutmsg.h"
  38 #include "gtkmisc.h"
  39 #include "mainframe.h"
  40
  41 // handle to the console log file
  42 namespace
  43 {
  44 FILE* g_hLogFile;
  45 }
  46
  47 bool g_Console_enableLogging = false;
  48
  49 // called whenever we need to open/close/check the console log file
  50 void Sys_LogFile( bool enable ){
  51         if ( enable && !g_hLogFile ) {
  52                 // settings say we should be logging and we don't have a log file .. so create it
  53                 if ( !SettingsPath_get()[0] ) {
  54                         return; // cannot open a log file yet
  55                 }
  56                 // open a file to log the console (if user prefs say so)
  57                 // the file handle is g_hLogFile
  58                 // the log file is erased
  59                 StringOutputStream name( 256 );
  60                 name << SettingsPath_get() << "radiant.log";
  61                 g_hLogFile = fopen( name.c_str(), "w" );
  62                 if ( g_hLogFile != 0 ) {
  63                         globalOutputStream() << "Started logging to " << name.c_str() << "\n";
  64                         time_t localtime;
  65                         time( &localtime );
  66                         globalOutputStream() << "Today is: " << ctime( &localtime )
  67                                                                  << "This is NetRadiant '" RADIANT_VERSION "' compiled " __DATE__ "\n" RADIANT_ABOUTMSG "\n";
  68                 }
  69                 else{
  70                         ui::root.alert( "Failed to create log file, check write permissions in Radiant directory.\n",
  71                                                         "Console logging", ui::alert_type::OK, ui::alert_icon::Error );
  72                 }
  73         }
  74         else if ( !enable && g_hLogFile != 0 ) {
  75                 // settings say we should not be logging but still we have an active logfile .. close it
  76                 time_t localtime;
  77                 time( &localtime );
  78                 globalOutputStream() << "Closing log file at " << ctime( &localtime ) << "\n";
  79                 fclose( g_hLogFile );
  80                 g_hLogFile = 0;
  81         }
  82 }
  83
  84 ui::TextView g_console{ui::null};
  85
  86 void console_clear(){
  87         g_console.text("");
  88 }
  89
  90 void console_populate_popup( ui::TextView textview, ui::Menu menu, gpointer user_data ){
  91         menu_separator( menu );
  92
  93         ui::Widget item(ui::MenuItem( "Clear" ));
  94         item.connect( "activate", G_CALLBACK( console_clear ), 0 );
  95         item.show();
  96         menu.add(item);
  97 }
  98
  99 gboolean destroy_set_null( ui::Window widget, ui::Widget* p ){
 100         *p = ui::Widget{ui::null};
 101         return FALSE;
 102 }
 103
 104 WidgetFocusPrinter g_consoleWidgetFocusPrinter( "console" );
 105
 106 ui::Widget Console_constructWindow( ui::Window toplevel ){
 107         auto scr = ui::ScrolledWindow(ui::New);
 108         scr.overflow(ui::Policy::AUTOMATIC, ui::Policy::AUTOMATIC);
 109         gtk_scrolled_window_set_shadow_type( GTK_SCROLLED_WINDOW( scr ), GTK_SHADOW_IN );
 110         scr.show();
 111
 112         {
 113                 auto text = ui::TextView(ui::New);
 114                 gtk_widget_set_size_request( text, 0, -1 ); // allow shrinking
 115                 gtk_text_view_set_wrap_mode( GTK_TEXT_VIEW( text ), GTK_WRAP_WORD );
 116                 gtk_text_view_set_editable( GTK_TEXT_VIEW( text ), FALSE );
 117                 scr.add(text);
 118                 text.show();
 119                 g_console = text;
 120
 121                 //globalExtendedASCIICharacterSet().print();
 122
 123                 widget_connect_escape_clear_focus_widget( g_console );
 124
 125                 //g_consoleWidgetFocusPrinter.connect(g_console);
 126
 127                 g_console.connect( "populate-popup", G_CALLBACK( console_populate_popup ), 0 );
 128                 g_console.connect( "destroy", G_CALLBACK( destroy_set_null ), &g_console );
 129         }
 130
 131         gtk_container_set_focus_chain( GTK_CONTAINER( scr ), NULL );
 132
 133         return scr;
 134 }
 135
 136 class GtkTextBufferOutputStream : public TextOutputStream
 137 {
 138 GtkTextBuffer* textBuffer;
 139 GtkTextIter* iter;
 140 GtkTextTag* tag;
 141 public:
 142 GtkTextBufferOutputStream( GtkTextBuffer* textBuffer, GtkTextIter* iter, GtkTextTag* tag ) : textBuffer( textBuffer ), iter( iter ), tag( tag ){
 143 }
 144 std::size_t write( const char* buffer, std::size_t length ){
 145         gtk_text_buffer_insert_with_tags( textBuffer, iter, buffer, gint( length ), tag, NULL );
 146         return length;
 147 }
 148 };
 149
 150 std::size_t Sys_Print( int level, const char* buf, std::size_t length ){
 151         bool contains_newline = std::find( buf, buf + length, '\n' ) != buf + length;
 152
 153         if ( level == SYS_ERR ) {
 154                 Sys_LogFile( true );
 155         }
 156
 157         if ( g_hLogFile != 0 ) {
 158                 fwrite( buf, 1, length, g_hLogFile );
 159                 if ( contains_newline ) {
 160                         fflush( g_hLogFile );
 161                 }
 162         }
 163
 164         if ( level != SYS_NOCON ) {
 165                 if ( g_console ) {
 166                         GtkTextBuffer* buffer = gtk_text_view_get_buffer( GTK_TEXT_VIEW( g_console ) );
 167
 168                         GtkTextIter iter;
 169                         gtk_text_buffer_get_end_iter( buffer, &iter );
 170
 171                         static GtkTextMark* end = gtk_text_buffer_create_mark( buffer, "end", &iter, FALSE );
 172
 173                         const GdkColor yellow = { 0, 0xb0ff, 0xb0ff, 0x0000 };
 174                         const GdkColor red = { 0, 0xffff, 0x0000, 0x0000 };
 175
 176                         static GtkTextTag* error_tag = gtk_text_buffer_create_tag( buffer, "red_foreground", "foreground-gdk", &red, NULL );
 177                         static GtkTextTag* warning_tag = gtk_text_buffer_create_tag( buffer, "yellow_foreground", "foreground-gdk", &yellow, NULL );
 178                         static GtkTextTag* standard_tag = gtk_text_buffer_create_tag( buffer, "black_foreground", NULL );
 179                         GtkTextTag* tag;
 180                         switch ( level )
 181                         {
 182                         case SYS_WRN:
 183                                 tag = warning_tag;
 184                                 break;
 185                         case SYS_ERR:
 186                                 tag = error_tag;
 187                                 break;
 188                         case SYS_STD:
 189                         case SYS_VRB:
 190                         default:
 191                                 tag = standard_tag;
 192                                 break;
 193                         }
 194
 195
 196                         {
 197                                 GtkTextBufferOutputStream textBuffer( buffer, &iter, tag );
 198                                 if ( !globalCharacterSet().isUTF8() ) {
 199                                         BufferedTextOutputStream<GtkTextBufferOutputStream> buffered( textBuffer );
 200                                         buffered << StringRange( buf, buf + length );
 201                                 }
 202                                 else
 203                                 {
 204                                         textBuffer << StringRange( buf, buf + length );
 205                                 }
 206                         }
 207
 208                         // update console widget immediatly if we're doing something time-consuming
 209                         if ( contains_newline ) {
 210                                 gtk_text_view_scroll_mark_onscreen( GTK_TEXT_VIEW( g_console ), end );
 211
 212                                 if ( !ScreenUpdates_Enabled() && gtk_widget_get_realized( g_console ) ) {
 213                                         ScreenUpdates_process();
 214                                 }
 215                         }
 216                 }
 217         }
 218         return length;
 219 }
 220
 221
 222 class SysPrintOutputStream : public TextOutputStream
 223 {
 224 public:
 225 std::size_t write( const char* buffer, std::size_t length ){
 226         return Sys_Print( SYS_STD, buffer, length );
 227 }
 228 };
 229
 230 class SysPrintErrorStream : public TextOutputStream
 231 {
 232 public:
 233 std::size_t write( const char* buffer, std::size_t length ){
 234         return Sys_Print( SYS_ERR, buffer, length );
 235 }
 236 };
 237
 238 SysPrintOutputStream g_outputStream;
 239
 240 TextOutputStream& getSysPrintOutputStream(){
 241         return g_outputStream;
 242 }
 243
 244 SysPrintErrorStream g_errorStream;
 245
 246 TextOutputStream& getSysPrintErrorStream(){
 247         return g_errorStream;
 248 }