Shamusworld >> Repos - virtualjaguar/blob - src/gui/debug/m68kdasmbrowser.cpp

   1 //
   2 // m68kdasmbrowser.cpp - Jaguar M68K disassembly 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  12/01/2012  Created this file
  12 //
  13
  14 // STILL TO DO:
  15 //
  16
  17 #include "m68kdasmbrowser.h"
  18 //#include "memory.h"
  19 #include "m68000/m68kinterface.h"
  20 #include "dsp.h"
  21 #include "gpu.h"
  22
  23
  24 M68KDasmBrowserWindow::M68KDasmBrowserWindow(QWidget * parent/*= 0*/): QWidget(parent, Qt::Dialog),
  25 //      layout(new QVBoxLayout), text(new QTextBrowser),
  26         layout(new QVBoxLayout), text(new QLabel),
  27         refresh(new QPushButton(tr("Refresh"))),
  28         memBase(0x4000)
  29 {
  30         setWindowTitle(tr("M68K Disassembly Browser"));
  31
  32         // Need to set the size as well...
  33 //      resize(560, 480);
  34
  35         QFont fixedFont("Lucida Console", 8, QFont::Normal);
  36         text->setFont(fixedFont);
  37 ////    layout->setSizeConstraint(QLayout::SetFixedSize);
  38         setLayout(layout);
  39
  40         layout->addWidget(text);
  41         layout->addWidget(refresh);
  42
  43         connect(refresh, SIGNAL(clicked()), this, SLOT(RefreshContents()));
  44 }
  45
  46
  47 void M68KDasmBrowserWindow::RefreshContents(void)
  48 {
  49         char string[1024];//, buf[64];
  50         QString s;
  51
  52         char buffer[2048];
  53         int pc = memBase, oldpc;
  54
  55         for(uint32_t i=0; i<32; i++)
  56         {
  57                 oldpc = pc;
  58                 pc += m68k_disassemble(buffer, pc, 0);
  59 //              WriteLog("%06X: %s\n", oldpc, buffer);
  60                 sprintf(string, "%06X: %s<br>", oldpc, buffer);
  61
  62                 buffer[0] = 0;  // Clear string
  63                 char singleCharString[2] = { 0, 0 };
  64
  65                 for(int j=0; j<strlen(string); j++)
  66                 {
  67                         if (string[j] == 32)
  68                                 strcat(buffer, "&nbsp;");
  69                         else
  70                         {
  71                                 singleCharString[0] = string[j];
  72                                 strcat(buffer, singleCharString);
  73                         }
  74                 }
  75
  76 //              s += QString(string);
  77                 s += QString(buffer);
  78         }
  79
  80         text->clear();
  81         text->setText(s);
  82 }
  83
  84
  85 void M68KDasmBrowserWindow::keyPressEvent(QKeyEvent * e)
  86 {
  87         if (e->key() == Qt::Key_Escape || e->key() == Qt::Key_Return)
  88                 hide();
  89 #if 1
  90         else if (e->key() == Qt::Key_PageUp)
  91         {
  92                 memBase -= 480;
  93
  94                 if (memBase < 0)
  95                         memBase = 0;
  96
  97                 RefreshContents();
  98         }
  99         else if (e->key() == Qt::Key_PageDown)
 100         {
 101                 memBase += 480;
 102
 103                 if (memBase > (0x200000 - 480))
 104                         memBase = 0x200000 - 480;
 105
 106                 RefreshContents();
 107         }
 108         else if (e->key() == Qt::Key_Up || e->key() == Qt::Key_Minus)
 109         {
 110                 memBase -= 16;
 111
 112                 if (memBase < 0)
 113                         memBase = 0;
 114
 115                 RefreshContents();
 116         }
 117         else if (e->key() == Qt::Key_Down || e->key() == Qt::Key_Equal)
 118         {
 119                 memBase += 16;
 120
 121                 if (memBase > (0x200000 - 480))
 122                         memBase = 0x200000 - 480;
 123
 124                 RefreshContents();
 125         }
 126 #endif
 127 }