src/debugger/SourcesWin.cpp

   1 //
   2 //  SourcesWin.cpp - Sources tracing window
   3 //
   4 // by Jean-Paul Mari
   5 //
   6 // JPM = Jean-Paul Mari <djipi.mari@gmail.com>
   7 //
   8 // Who  When        What
   9 // ---  ----------  -------------------------------------------------------------
  10 // JPM  08/23/2019  Created this file
  11
  12 // STILL TO DO:
  13 //
  14
  15 #include <stdlib.h>
  16 #include <string.h>
  17 #include "DBGManager.h"
  18 #include "debugger/SourceCWin.h"
  19 #include "debugger/SourcesWin.h"
  20 #include "m68000/m68kinterface.h"
  21
  22
  23 //
  24 SourcesWindow::SourcesWindow(QWidget * parent/*= 0*/) : QWidget(parent, Qt::Dialog),
  25 layout(new QVBoxLayout),
  26 sourcestabWidget(new QTabWidget),
  27 sourcesinfostab(0),
  28 NbSourcesInfos(0),
  29 CurrentTab(0),
  30 OldCurrentTab(0),
  31 OldCurrentNumLineSrc(0),
  32 indexErrorTab(-1),
  33 sourceErrorTab(0)
  34 {
  35         // Prepare layout
  36         sourcestabWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
  37         sourcestabWidget->setTabsClosable(true);
  38         layout->addWidget(sourcestabWidget);
  39
  40         // Set layout
  41         setLayout(layout);
  42
  43         // Connect the signals
  44         connect(sourcestabWidget, SIGNAL(currentChanged(const int)), this, SLOT(SelectTab(const int)));
  45         connect(sourcestabWidget, SIGNAL(tabCloseRequested(const int)), this, SLOT(CloseTab(const int)));
  46 }
  47
  48
  49 // Close tab
  50 void SourcesWindow::CloseTab(const int)
  51 {
  52         CloseCurrentTab();
  53 }
  54
  55
  56 // Select tab
  57 void SourcesWindow::SelectTab(const int)
  58 {
  59 #if 0
  60         size_t i = 0;
  61         QString t = sourcestabWidget->tabText(index);
  62         while ((i < NbSourcesInfos) && strcmp(sourcesinfostab[i++].Filename, t.toLatin1().data()));
  63
  64         if ((i != NbSourcesInfos) && (sourcesinfostab[i - 1].IndexTab != -1) && (CurrentTab == (i - 1)))
  65         {
  66                 sourcesinfostab[(i - 1)].sourceCtab->RefreshContents();
  67         }
  68 #endif
  69 }
  70
  71
  72 // Sources initialisation
  73 void SourcesWindow::Init(void)
  74 {
  75         size_t i, j;
  76         char *Ptr, *Ptr1;
  77
  78         // Get number of sources
  79         NbSourcesInfos = DBGManager_GetNbSources();
  80         if (NbSourcesInfos)
  81         {
  82                 // Alloc structure for the source informations
  83                 sourcesinfostab = (SourcesInfos *)calloc(NbSourcesInfos, sizeof(SourcesInfos));
  84
  85                 // Fill sources information
  86                 for (i = 0; i < NbSourcesInfos; i++)
  87                 {
  88                         // Get source filename without misguiding information
  89                         Ptr = DBGManager_GetNumSourceFilename(i);
  90                         Ptr1 = sourcesinfostab[i].Filename = (char *)malloc(strlen(Ptr) + 1);
  91                         while (((*Ptr == '.') || ((*Ptr == '/') || (*Ptr == '\\'))) && Ptr++);
  92                         strcpy(Ptr1, Ptr);
  93                         // Get texts dedicated information
  94                         for (j = 0; j < 2; j++)
  95                         {
  96                                 sourcesinfostab[i].NbLinesText[j] = DBGManager_GetSrcNbListPtrFromIndex(i, j);
  97                         }
  98                         sourcesinfostab[i].NumLinesUsed = DBGManager_GetSrcNumLinesPtrFromIndex(i, true);
  99                         sourcesinfostab[i].SourceText = DBGManager_GetSrcListPtrFromIndex(i, false);
 100                         // Get remaining information
 101                         sourcesinfostab[i].Language = DBGManager_GetSrcLanguageFromIndex(i);
 102                         sourcesinfostab[i].IndexTab = -1;
 103                 }
 104         }
 105 }
 106
 107
 108 // Get the tracing status
 109 bool SourcesWindow::GetTraceStatus(void)
 110 {
 111         if (NbSourcesInfos)
 112         {
 113                 switch (sourcesinfostab[CurrentTab].Language)
 114                 {
 115                 case DBG_LANG_VASM_Assembler:
 116                         break;
 117
 118                 default:
 119                         return true;
 120                         break;
 121                 }
 122         }
 123
 124         return false;
 125 }
 126
 127
 128 // Check if line has changed
 129 bool SourcesWindow::CheckChangeLine(void)
 130 {
 131         size_t NumLine;
 132
 133         if (NumLine = DBGManager_GetNumLineFromAdr(m68k_get_reg(NULL, M68K_REG_PC), DBG_NO_TAG))
 134         {
 135                 if (OldCurrentTab == CurrentTab)
 136                 {
 137                         if (OldCurrentNumLineSrc != NumLine)
 138                         {
 139                                 OldCurrentNumLineSrc = NumLine;
 140                                 return true;
 141                         }
 142                 }
 143                 else
 144                 {
 145                         OldCurrentTab = CurrentTab;
 146                         OldCurrentNumLineSrc = 0;
 147                 }
 148
 149         }
 150
 151         return false;
 152 }
 153
 154
 155 //
 156 void SourcesWindow::RefreshContents(void)
 157 {
 158         size_t m68kPC = m68k_get_reg(NULL, M68K_REG_PC);
 159         int index = 0;
 160         size_t i;
 161         DBGstatus Status;
 162         char *Filename;
 163
 164         // Check valid PC
 165         if (m68kPC && NbSourcesInfos)
 166         {
 167                 // Get source filename pointed by PC address
 168                 Filename = DBGManager_GetFullSourceFilenameFromAdr(m68kPC, &Status);
 169                 if (!Status && Filename)
 170                 {
 171                         // Look for a new tab
 172                         for (i = 0; i < NbSourcesInfos; i++, !index)
 173                         {
 174                                 if (sourcesinfostab[i].Filename)
 175                                 {
 176                                         if (strstr(Filename, sourcesinfostab[i].Filename))
 177                                         {
 178                                                 // Open a new tab for a source code
 179                                                 if (sourcesinfostab[i].IndexTab == -1)
 180                                                 {
 181                                                         sourcesinfostab[i].IndexTab = index = sourcestabWidget->addTab(sourcesinfostab[i].sourceCtab = new(SourceCWindow), tr(sourcesinfostab[i].Filename));
 182                                                         sourcesinfostab[i].sourceCtab->FillTab(i, sourcesinfostab[i].SourceText, sourcesinfostab[i].NbLinesText, sourcesinfostab[i].NumLinesUsed);
 183                                                 }
 184
 185                                                 sourcestabWidget->setCurrentIndex(sourcesinfostab[i].IndexTab);
 186                                                 sourcesinfostab[CurrentTab].sourceCtab->SetCursorTrace(sourcesinfostab[CurrentTab].CurrentNumLineSrc, true);
 187                                                 sourcesinfostab[i].sourceCtab->SetCursorTrace(sourcesinfostab[i].CurrentNumLineSrc = (int)DBGManager_GetNumLineFromAdr(m68kPC, DBG_NO_TAG), false);
 188                                                 sourcesinfostab[i].sourceCtab->RefreshContents();
 189                                                 CurrentTab = i;
 190                                         }
 191                                 }
 192                         }
 193                 }
 194                 else
 195                 {
 196                         // Source file doesn't exist
 197                         if (indexErrorTab == -1)
 198                         {
 199                                 indexErrorTab = sourcestabWidget->addTab(sourceErrorTab = new(SourceCWindow), tr("Source file not available"));
 200                                 //sourceErrorTab->hide();
 201                         }
 202                         sourcestabWidget->setCurrentIndex(indexErrorTab);
 203                 }
 204         }
 205 }
 206
 207
 208 // Close / Remove current tab
 209 void SourcesWindow::CloseCurrentTab(void)
 210 {
 211         size_t i = 0;
 212         int Index;
 213         QString t = sourcestabWidget->tabText((Index = sourcestabWidget->currentIndex()));
 214
 215         // Check error tab presence
 216         if (indexErrorTab == Index)
 217         {
 218                 // Close the error tab
 219                 indexErrorTab = -1;
 220         }
 221         else
 222         {
 223                 // Close source code text tab
 224                 while ((i < NbSourcesInfos) && strcmp(sourcesinfostab[i++].Filename, t.toLatin1().data()));
 225                 sourcesinfostab[(i - 1)].IndexTab = -1;
 226         }
 227
 228         // remove the tab
 229         sourcestabWidget->removeTab(Index);
 230 }
 231
 232
 233 //
 234 void SourcesWindow::keyPressEvent(QKeyEvent * e)
 235 {
 236         // Close/Remove the current tab
 237         if (e->key() == Qt::Key_Escape)
 238         {
 239                 CloseCurrentTab();
 240         }
 241 }
 242
 243
 244 //
 245 void SourcesWindow::Reset(void)
 246 {
 247         // Clear the tabs
 248         sourcestabWidget->clear();
 249
 250         // Clear tab information
 251         while (NbSourcesInfos)
 252         {
 253                 free(sourcesinfostab[--NbSourcesInfos].Filename);
 254         }
 255         free(sourcesinfostab);
 256 }
 257
 258
 259 //
 260 void SourcesWindow::Close(void)
 261 {
 262         Reset();
 263 }