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         address(new QLineEdit),
  26         go(new QPushButton(tr("Go"))),
  27         memBase(0)
  28 {
  29         setWindowTitle(tr("Memory Browser"));
  30
  31         address->setInputMask("hhhhhh");
  32         QHBoxLayout * hbox1 = new QHBoxLayout;
  33         hbox1->addWidget(refresh);
  34         hbox1->addWidget(address);
  35         hbox1->addWidget(go);
  36
  37         // Need to set the size as well...
  38 //      resize(560, 480);
  39
  40         QFont fixedFont("Lucida Console", 8, QFont::Normal);
  41 //      QFont fixedFont("", 8, QFont::Normal);
  42         fixedFont.setStyleHint(QFont::TypeWriter);
  43         text->setFont(fixedFont);
  44 ////    layout->setSizeConstraint(QLayout::SetFixedSize);
  45         setLayout(layout);
  46
  47         layout->addWidget(text);
  48 //      layout->addWidget(refresh);
  49         layout->addLayout(hbox1);
  50
  51         connect(refresh, SIGNAL(clicked()), this, SLOT(RefreshContents()));
  52         connect(go, SIGNAL(clicked()), this, SLOT(GoToAddress()));
  53 }
  54
  55
  56 void MemoryBrowserWindow::RefreshContents(void)
  57 {
  58         char string[1024], buf[64];
  59         QString memDump;
  60
  61         for(uint32_t i=0; i<480; i+=16)
  62         {
  63                 sprintf(string, "%s%06X: ", (i != 0 ? "<br>" : ""), memBase + i);
  64
  65                 for(uint32_t j=0; j<16; j++)
  66                 {
  67                         sprintf(buf, "%02X ", jaguarMainRAM[memBase + i + j]);
  68                         strcat(string, buf);
  69                 }
  70
  71                 sprintf(buf, "| ");
  72                 strcat(string, buf);
  73
  74                 for(uint32_t j=0; j<16; j++)
  75                 {
  76                         uint8_t c = jaguarMainRAM[memBase + i + j];
  77                         sprintf(buf, "&#%i;", c);
  78
  79                         if (c == 0x20)
  80                                 sprintf(buf, "&nbsp;");
  81
  82                         if ((c < 0x20) || ((c > 0x7F) && (c < 0xA0)))
  83                                 sprintf(buf, ".");
  84
  85                         strcat(string, buf);
  86                 }
  87
  88                 memDump += QString(string);
  89         }
  90
  91         text->clear();
  92         text->setText(memDump);
  93 }
  94
  95
  96 void MemoryBrowserWindow::keyPressEvent(QKeyEvent * e)
  97 {
  98         if (e->key() == Qt::Key_Escape)
  99                 hide();
 100         else if (e->key() == Qt::Key_PageUp)
 101         {
 102                 memBase -= 480;
 103
 104                 if (memBase < 0)
 105                         memBase = 0;
 106
 107                 RefreshContents();
 108         }
 109         else if (e->key() == Qt::Key_PageDown)
 110         {
 111                 memBase += 480;
 112
 113                 if (memBase > (0x200000 - 480))
 114                         memBase = 0x200000 - 480;
 115
 116                 RefreshContents();
 117         }
 118         else if (e->key() == Qt::Key_Up || e->key() == Qt::Key_Minus)
 119         {
 120                 memBase -= 16;
 121
 122                 if (memBase < 0)
 123                         memBase = 0;
 124
 125                 RefreshContents();
 126         }
 127         else if (e->key() == Qt::Key_Down || e->key() == Qt::Key_Equal)
 128         {
 129                 memBase += 16;
 130
 131                 if (memBase > (0x200000 - 480))
 132                         memBase = 0x200000 - 480;
 133
 134                 RefreshContents();
 135         }
 136 }
 137
 138
 139 void MemoryBrowserWindow::GoToAddress(void)
 140 {
 141         bool ok;
 142         QString newAddress = address->text();
 143         memBase = newAddress.toUInt(&ok, 16);
 144         RefreshContents();
 145 }
 146