CMakeLua/Source/CursesDialog/cmCursesLongMessageForm.cxx

   1 /*=========================================================================
   2
   3   Program:   CMake - Cross-Platform Makefile Generator
   4   Module:    $RCSfile: cmCursesLongMessageForm.cxx,v $
   5   Language:  C++
   6   Date:      $Date: 2006/11/29 22:25:46 $
   7   Version:   $Revision: 1.16 $
   8
   9   Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
  10   See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
  11
  12      This software is distributed WITHOUT ANY WARRANTY; without even
  13      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  14      PURPOSE.  See the above copyright notices for more information.
  15
  16 =========================================================================*/
  17 #include "../cmCacheManager.h"
  18 #include "../cmSystemTools.h"
  19 #include "../cmake.h"
  20 #include "../cmVersion.h"
  21 #include "cmCursesLongMessageForm.h"
  22 #include "cmCursesMainForm.h"
  23
  24 inline int ctrl(int z)
  25 {
  26     return (z&037);
  27 }
  28
  29 cmCursesLongMessageForm::cmCursesLongMessageForm(std::vector<std::string>
  30                                                  const& messages, const char*
  31                                                  title)
  32 {
  33   // Append all messages into on big string
  34   std::vector<std::string>::const_iterator it;
  35   for(it=messages.begin(); it != messages.end(); it++)
  36     {
  37     this->Messages += (*it);
  38     // Add one blank line after each message
  39     this->Messages += "\n\n";
  40     }
  41   this->Title = title;
  42   this->Fields[0] = 0;
  43   this->Fields[1] = 0;
  44 }
  45
  46 cmCursesLongMessageForm::~cmCursesLongMessageForm()
  47 {
  48   if (this->Fields[0])
  49     {
  50     free_field(this->Fields[0]);
  51     }
  52 }
  53
  54
  55 void cmCursesLongMessageForm::UpdateStatusBar()
  56 {
  57   int x,y;
  58   getmaxyx(stdscr, y, x);
  59
  60   char bar[cmCursesMainForm::MAX_WIDTH];
  61   int size = strlen(this->Title.c_str());
  62   if ( size >= cmCursesMainForm::MAX_WIDTH )
  63     {
  64     size = cmCursesMainForm::MAX_WIDTH-1;
  65     }
  66   strncpy(bar, this->Title.c_str(), size);
  67   for(int i=size-1; i<cmCursesMainForm::MAX_WIDTH; i++) bar[i] = ' ';
  68
  69   int width;
  70   if (x < cmCursesMainForm::MAX_WIDTH )
  71     {
  72     width = x;
  73     }
  74   else
  75     {
  76     width = cmCursesMainForm::MAX_WIDTH;
  77     }
  78
  79   bar[width] = '\0';
  80
  81   char version[cmCursesMainForm::MAX_WIDTH];
  82   char vertmp[128];
  83   sprintf(vertmp,"CMake Version %d.%d - %s", cmVersion::GetMajorVersion(),
  84           cmVersion::GetMinorVersion(),cmVersion::GetReleaseVersion().c_str());
  85   int sideSpace = (width-strlen(vertmp));
  86   for(int i=0; i<sideSpace; i++) { version[i] = ' '; }
  87   sprintf(version+sideSpace, "%s", vertmp);
  88   version[width] = '\0';
  89
  90   curses_move(y-4,0);
  91   attron(A_STANDOUT);
  92   printw(bar);
  93   attroff(A_STANDOUT);
  94   curses_move(y-3,0);
  95   printw(version);
  96   pos_form_cursor(this->Form);
  97 }
  98
  99 void cmCursesLongMessageForm::PrintKeys()
 100 {
 101   int x,y;
 102   getmaxyx(stdscr, y, x);
 103   if ( x < cmCursesMainForm::MIN_WIDTH  ||
 104        y < cmCursesMainForm::MIN_HEIGHT )
 105     {
 106     return;
 107     }
 108   char firstLine[512];
 109   sprintf(firstLine,  "Press [e] to exit help");
 110
 111   curses_move(y-2,0);
 112   printw(firstLine);
 113   pos_form_cursor(this->Form);
 114
 115 }
 116
 117 void cmCursesLongMessageForm::Render(int, int, int, int)
 118 {
 119   int x,y;
 120   getmaxyx(stdscr, y, x);
 121
 122   if (this->Form)
 123     {
 124     unpost_form(this->Form);
 125     free_form(this->Form);
 126     this->Form = 0;
 127     }
 128
 129   const char* msg = this->Messages.c_str();
 130
 131   curses_clear();
 132
 133   if (this->Fields[0])
 134     {
 135     free_field(this->Fields[0]);
 136     this->Fields[0] = 0;
 137     }
 138
 139   this->Fields[0] = new_field(y-6, x-2, 1, 1, 0, 0);
 140
 141   field_opts_off(this->Fields[0],  O_STATIC);
 142
 143   this->Form = new_form(this->Fields);
 144   post_form(this->Form);
 145
 146   int i=0;
 147   form_driver(this->Form, REQ_BEG_FIELD);
 148   while(msg[i] != '\0' && i < 60000)
 149     {
 150     if (msg[i] == '\n' && msg[i+1] != '\0')
 151       {
 152       form_driver(this->Form, REQ_NEW_LINE);
 153       }
 154     else
 155       {
 156       form_driver(this->Form, msg[i]);
 157       }
 158     i++;
 159     }
 160   form_driver(this->Form, REQ_BEG_FIELD);
 161
 162   this->UpdateStatusBar();
 163   this->PrintKeys();
 164   touchwin(stdscr);
 165   refresh();
 166
 167 }
 168
 169 void cmCursesLongMessageForm::HandleInput()
 170 {
 171   if (!this->Form)
 172     {
 173     return;
 174     }
 175
 176   char debugMessage[128];
 177
 178   for(;;)
 179     {
 180     int key = getch();
 181
 182     sprintf(debugMessage, "Message widget handling input, key: %d", key);
 183     cmCursesForm::LogMessage(debugMessage);
 184
 185     // quit
 186     if ( key == 'o' || key == 'e' )
 187       {
 188       break;
 189       }
 190     else if ( key == KEY_DOWN || key == ctrl('n') )
 191       {
 192       form_driver(this->Form, REQ_SCR_FLINE);
 193       }
 194     else if ( key == KEY_UP  || key == ctrl('p') )
 195       {
 196       form_driver(this->Form, REQ_SCR_BLINE);
 197       }
 198     else if ( key == KEY_NPAGE || key == ctrl('d') )
 199       {
 200       form_driver(this->Form, REQ_SCR_FPAGE);
 201       }
 202     else if ( key == KEY_PPAGE || key == ctrl('u') )
 203       {
 204       form_driver(this->Form, REQ_SCR_BPAGE);
 205       }
 206
 207     this->UpdateStatusBar();
 208     this->PrintKeys();
 209     touchwin(stdscr);
 210     wrefresh(stdscr);
 211     }
 212
 213 }