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