Shamusworld >> Repos - virtualjaguar/blob - src/gui/debug/memorybrowser.cpp

   1 //
   2 // memorybrowser.cpp - Jaguar memory browser
   3 //
   4 // by James Hammons
   5 // (C) 2012 Underground Software
   6 //
   7 // JLH = James Hammons <jlhamm@acm.org>
   8 //
   9 // Who  When        What
  10 // ---  ----------  -------------------------------------------------------------
  11 // JLH  08/14/2012  Created this file
  12 //
  13
  14 // STILL TO DO:
  15 //
  16
  17 #include "memorybrowser.h"
  18 #include "memory.h"
  19
  20
  21 MemoryBrowserWindow::MemoryBrowserWindow(QWidget * parent/*= 0*/): QWidget(parent, Qt::Dialog),
  22 //      layout(new QVBoxLayout), text(new QTextBrowser),
  23         layout(new QVBoxLayout), text(new QLabel),
  24         refresh(new QPushButton(tr("Refresh"))),
  25         memBase(0)
  26 {
  27         setWindowTitle(tr("Memory Browser"));
  28
  29         // Need to set the size as well...
  30 //      resize(560, 480);
  31
  32         QFont fixedFont("Lucida Console", 8, QFont::Normal);
  33         text->setFont(fixedFont);
  34 ////    layout->setSizeConstraint(QLayout::SetFixedSize);
  35         setLayout(layout);
  36
  37         layout->addWidget(text);
  38         layout->addWidget(refresh);
  39
  40         connect(refresh, SIGNAL(clicked()), this, SLOT(RefreshContents()));
  41 }
  42
  43
  44 void MemoryBrowserWindow::RefreshContents(void)
  45 {
  46         char string[1024], buf[64];
  47         QString memDump;
  48
  49         for(uint32_t i=0; i<480; i+=16)
  50         {
  51                 sprintf(string, "%s%06X: ", (i != 0 ? "<br>" : ""), memBase + i);
  52
  53                 for(uint32_t j=0; j<16; j++)
  54                 {
  55                         sprintf(buf, "%02X ", jaguarMainRAM[memBase + i + j]);
  56                         strcat(string, buf);
  57                 }
  58
  59                 sprintf(buf, "| ");
  60                 strcat(string, buf);
  61
  62                 for(uint32_t j=0; j<16; j++)
  63                 {
  64                         uint8_t c = jaguarMainRAM[memBase + i + j];
  65                         sprintf(buf, "&#%i;", c);
  66
  67                         if (c == 0x20)
  68                                 sprintf(buf, "&nbsp;");
  69
  70                         if ((c < 0x20) || ((c > 0x7F) && (c < 0xA0)))
  71                                 sprintf(buf, ".");
  72
  73                         strcat(string, buf);
  74                 }
  75
  76                 memDump += QString(string);
  77         }
  78
  79         text->clear();
  80         text->setText(memDump);
  81 }
  82
  83
  84 void MemoryBrowserWindow::keyPressEvent(QKeyEvent * e)
  85 {
  86         if (e->key() == Qt::Key_Escape || e->key() == Qt::Key_Return)
  87                 hide();
  88         else if (e->key() == Qt::Key_PageUp)
  89         {
  90                 memBase -= 480;
  91
  92                 if (memBase < 0)
  93                         memBase = 0;
  94
  95                 RefreshContents();
  96         }
  97         else if (e->key() == Qt::Key_PageDown)
  98         {
  99                 memBase += 480;
 100
 101                 if (memBase > (0x200000 - 480))
 102                         memBase = 0x200000 - 480;
 103
 104                 RefreshContents();
 105         }
 106         else if (e->key() == Qt::Key_Up || e->key() == Qt::Key_Minus)
 107         {
 108                 memBase -= 16;
 109
 110                 if (memBase < 0)
 111                         memBase = 0;
 112
 113                 RefreshContents();
 114         }
 115         else if (e->key() == Qt::Key_Down || e->key() == Qt::Key_Equal)
 116         {
 117                 memBase += 16;
 118
 119                 if (memBase > (0x200000 - 480))
 120                         memBase = 0x200000 - 480;
 121
 122                 RefreshContents();
 123         }
 124 }