kdbg/dbgmainwnd.cpp

   1 /*
   2  * Copyright Johannes Sixt
   3  * This file is licensed under the GNU General Public License Version 2.
   4  * See the file COPYING in the toplevel directory of the source directory.
   5  */
   6
   7 #include <kapplication.h>
   8 #include <klocale.h>                    /* i18n */
   9 #include <kmessagebox.h>
  10 #include <kconfig.h>
  11 #include <kstatusbar.h>
  12 #include <kicon.h>
  13 #include <kstandardaction.h>
  14 #include <kstandardshortcut.h>
  15 #include <kaction.h>
  16 #include <kactioncollection.h>
  17 #include <krecentfilesaction.h>
  18 #include <ktoggleaction.h>
  19 #include <kfiledialog.h>
  20 #include <k3process.h>
  21 #include <kshortcutsdialog.h>
  22 #include <kanimatedbutton.h>
  23 #include <kwindowsystem.h>
  24 #include <ktoolbar.h>
  25 #include <kurl.h>
  26 #include <kxmlguifactory.h>
  27 #include <KPageDialog>
  28 #include <QListWidget>
  29 #include <QFile>
  30 #include <QFileInfo>
  31 #include <QList>
  32 #include <Q3PopupMenu>
  33 #include <Q3ListViewItem>
  34 #include <QDockWidget>
  35 #include "dbgmainwnd.h"
  36 #include "debugger.h"
  37 #include "commandids.h"
  38 #include "winstack.h"
  39 #include "brkpt.h"
  40 #include "threadlist.h"
  41 #include "memwindow.h"
  42 #include "ttywnd.h"
  43 #include "watchwindow.h"
  44 #include "procattach.h"
  45 #include "prefdebugger.h"
  46 #include "prefmisc.h"
  47 #include "gdbdriver.h"
  48 #include "xsldbgdriver.h"
  49 #include "mydebug.h"
  50 #include <sys/stat.h>                   /* mknod(2) */
  51 #include <unistd.h>                     /* getpid */
  52
  53
  54 static const char defaultTermCmdStr[] = "xterm -name kdbgio -title %T -e sh -c %C";
  55 static const char defaultSourceFilter[] = "*.c *.cc *.cpp *.c++ *.C *.CC";
  56 static const char defaultHeaderFilter[] = "*.h *.hh *.hpp *.h++";
  57
  58 DebuggerMainWnd::DebuggerMainWnd() :
  59         KXmlGuiWindow(),
  60         m_debugger(0),
  61 #ifdef GDB_TRANSCRIPT
  62         m_transcriptFile(GDB_TRANSCRIPT),
  63 #endif
  64         m_outputTermCmdStr(defaultTermCmdStr),
  65         m_outputTermProc(0),
  66         m_ttyLevel(-1),                 /* no tty yet */
  67         m_popForeground(false),
  68         m_backTimeout(1000),
  69         m_tabWidth(0),
  70         m_sourceFilter(defaultSourceFilter),
  71         m_headerFilter(defaultHeaderFilter),
  72         m_animation(0),
  73         m_statusActive(i18n("active"))
  74 {
  75     m_filesWindow = new WinStack(this);
  76     setCentralWidget(m_filesWindow);
  77
  78     QDockWidget* dw1 = createDockWidget("Stack", i18n("Stack"));
  79     m_btWindow = new QListWidget(dw1);
  80     dw1->setWidget(m_btWindow);
  81     QDockWidget* dw2 = createDockWidget("Locals", i18n("Locals"));
  82     m_localVariables = new ExprWnd(dw2, i18n("Variable"));
  83     dw2->setWidget(m_localVariables);
  84     QDockWidget* dw3 = createDockWidget("Watches", i18n("Watches"));
  85     m_watches = new WatchWindow(dw3);
  86     dw3->setWidget(m_watches);
  87     QDockWidget* dw4 = createDockWidget("Registers", i18n("Registers"));
  88     m_registers = new RegisterView(dw4);
  89     dw4->setWidget(m_registers);
  90     QDockWidget* dw5 = createDockWidget("Breakpoints", i18n("Breakpoints"));
  91     m_bpTable = new BreakpointTable(dw5);
  92     dw5->setWidget(m_bpTable);
  93     QDockWidget* dw6 = createDockWidget("Output", i18n("Output"));
  94     m_ttyWindow = new TTYWindow(dw6);
  95     dw6->setWidget(m_ttyWindow);
  96     QDockWidget* dw7 = createDockWidget("Threads", i18n("Threads"));
  97     m_threads = new ThreadList(dw7);
  98     dw7->setWidget(m_threads);
  99     QDockWidget* dw8 = createDockWidget("Memory", i18n("Memory"));
 100     m_memoryWindow = new MemoryWindow(dw8);
 101     dw8->setWidget(m_memoryWindow);
 102
 103     m_debugger = new KDebugger(this, m_localVariables, m_watches->watchVariables(), m_btWindow);
 104
 105     connect(m_debugger, SIGNAL(updateStatusMessage()), SLOT(slotNewStatusMsg()));
 106     connect(m_debugger, SIGNAL(updateUI()), SLOT(updateUI()));
 107     connect(m_debugger, SIGNAL(breakpointsChanged()), SLOT(updateLineItems()));
 108     connect(m_debugger, SIGNAL(debuggerStarting()), SLOT(slotDebuggerStarting()));
 109     m_bpTable->setDebugger(m_debugger);
 110     m_memoryWindow->setDebugger(m_debugger);
 111
 112     setStandardToolBarMenuEnabled(true);
 113     initKAction();
 114     initToolbar(); // kind of obsolete?
 115
 116     connect(m_watches, SIGNAL(addWatch()), SLOT(slotAddWatch()));
 117     connect(m_watches, SIGNAL(deleteWatch()), m_debugger, SLOT(slotDeleteWatch()));
 118     connect(m_watches, SIGNAL(textDropped(const QString&)), SLOT(slotAddWatch(const QString&)));
 119
 120     connect(&m_filesWindow->m_findDlg, SIGNAL(closed()), SLOT(updateUI()));
 121     connect(m_filesWindow, SIGNAL(newFileLoaded()),
 122             SLOT(slotNewFileLoaded()));
 123     connect(m_filesWindow, SIGNAL(toggleBreak(const QString&,int,const DbgAddr&,bool)),
 124             this, SLOT(slotToggleBreak(const QString&,int,const DbgAddr&,bool)));
 125     connect(m_filesWindow, SIGNAL(enadisBreak(const QString&,int,const DbgAddr&)),
 126             this, SLOT(slotEnaDisBreak(const QString&,int,const DbgAddr&)));
 127     connect(m_debugger, SIGNAL(activateFileLine(const QString&,int,const DbgAddr&)),
 128             m_filesWindow, SLOT(activate(const QString&,int,const DbgAddr&)));
 129     connect(m_debugger, SIGNAL(executableUpdated()),
 130             m_filesWindow, SLOT(reloadAllFiles()));
 131     connect(m_debugger, SIGNAL(updatePC(const QString&,int,const DbgAddr&,int)),
 132             m_filesWindow, SLOT(updatePC(const QString&,int,const DbgAddr&,int)));
 133     // value popup communication
 134     connect(m_filesWindow, SIGNAL(initiateValuePopup(const QString&)),
 135             m_debugger, SLOT(slotValuePopup(const QString&)));
 136     connect(m_debugger, SIGNAL(valuePopup(const QString&)),
 137             m_filesWindow, SLOT(slotShowValueTip(const QString&)));
 138     // disassembling
 139     connect(m_filesWindow, SIGNAL(disassemble(const QString&, int)),
 140             m_debugger, SLOT(slotDisassemble(const QString&, int)));
 141     connect(m_debugger, SIGNAL(disassembled(const QString&,int,const std::list<DisassembledCode>&)),
 142             m_filesWindow, SLOT(slotDisassembled(const QString&,int,const std::list<DisassembledCode>&)));
 143     connect(m_filesWindow, SIGNAL(moveProgramCounter(const QString&,int,const DbgAddr&)),
 144             m_debugger, SLOT(setProgramCounter(const QString&,int,const DbgAddr&)));
 145     // program stopped
 146     connect(m_debugger, SIGNAL(programStopped()), SLOT(slotProgramStopped()));
 147     connect(&m_backTimer, SIGNAL(timeout()), SLOT(slotBackTimer()));
 148     // tab width
 149     connect(this, SIGNAL(setTabWidth(int)), m_filesWindow, SIGNAL(setTabWidth(int)));
 150
 151     // connect breakpoint table
 152     connect(m_bpTable, SIGNAL(activateFileLine(const QString&,int,const DbgAddr&)),
 153             m_filesWindow, SLOT(activate(const QString&,int,const DbgAddr&)));
 154     connect(m_debugger, SIGNAL(updateUI()), m_bpTable, SLOT(updateUI()));
 155     connect(m_debugger, SIGNAL(breakpointsChanged()), m_bpTable, SLOT(updateBreakList()));
 156     connect(m_debugger, SIGNAL(breakpointsChanged()), m_bpTable, SLOT(updateUI()));
 157
 158     connect(m_debugger, SIGNAL(registersChanged(const std::list<RegisterInfo>&)),
 159             m_registers, SLOT(updateRegisters(const std::list<RegisterInfo>&)));
 160
 161     connect(m_debugger, SIGNAL(memoryDumpChanged(const QString&, const std::list<MemoryDump>&)),
 162             m_memoryWindow, SLOT(slotNewMemoryDump(const QString&, const std::list<MemoryDump>&)));
 163     connect(m_debugger, SIGNAL(saveProgramSpecific(KConfigBase*)),
 164             m_memoryWindow, SLOT(saveProgramSpecific(KConfigBase*)));
 165     connect(m_debugger, SIGNAL(restoreProgramSpecific(KConfigBase*)),
 166             m_memoryWindow, SLOT(restoreProgramSpecific(KConfigBase*)));
 167
 168     // thread window
 169     connect(m_debugger, SIGNAL(threadsChanged(const std::list<ThreadInfo>&)),
 170             m_threads, SLOT(updateThreads(const std::list<ThreadInfo>&)));
 171     connect(m_threads, SIGNAL(setThread(int)),
 172             m_debugger, SLOT(setThread(int)));
 173
 174     // popup menu of the local variables window
 175     connect(m_localVariables, SIGNAL(contextMenuRequested(Q3ListViewItem*, const QPoint&, int)),
 176             this, SLOT(slotLocalsPopup(Q3ListViewItem*, const QPoint&)));
 177
 178     restoreSettings(KGlobal::config());
 179
 180     updateUI();
 181     m_bpTable->updateUI();
 182 }
 183
 184 DebuggerMainWnd::~DebuggerMainWnd()
 185 {
 186     saveSettings(KGlobal::config());
 187     // must delete m_debugger early since it references our windows
 188     delete m_debugger;
 189     m_debugger = 0;
 190
 191     delete m_memoryWindow;
 192     delete m_threads;
 193     delete m_ttyWindow;
 194     delete m_bpTable;
 195     delete m_registers;
 196     delete m_watches;
 197     delete m_localVariables;
 198     delete m_btWindow;
 199     delete m_filesWindow;
 200
 201     // if the output window is open, close it
 202     if (m_outputTermProc != 0) {
 203         m_outputTermProc->disconnect(); /* ignore signals */
 204         m_outputTermProc->kill();
 205         shutdownTermWindow();
 206     }
 207 }
 208
 209 QDockWidget* DebuggerMainWnd::createDockWidget(const char* name, const QString& title)
 210 {
 211     QDockWidget* w = new QDockWidget(title, this);
 212     w->setObjectName(name);
 213     // view menu changes when docking state changes
 214     connect(w, SIGNAL(visibilityChanged(bool)), SLOT(updateUI()));
 215     return w;
 216 }
 217
 218 QAction* DebuggerMainWnd::createAction(const QString& text, const char* icon,
 219                         int shortcut, const QObject* receiver,
 220                         const char* slot, const char* name)
 221 {
 222     KAction* a = actionCollection()->addAction(name);
 223     a->setText(text);
 224     a->setIcon(KIcon(icon));
 225     if (shortcut)
 226         a->setShortcut(KShortcut(shortcut));
 227     connect(a, SIGNAL(triggered()), receiver, slot);
 228     return a;
 229 }
 230
 231 QAction* DebuggerMainWnd::createAction(const QString& text,
 232                         int shortcut, const QObject* receiver,
 233                         const char* slot, const char* name)
 234 {
 235     KAction* a = actionCollection()->addAction(name);
 236     a->setText(text);
 237     if (shortcut)
 238         a->setShortcut(KShortcut(shortcut));
 239     connect(a, SIGNAL(triggered()), receiver, slot);
 240     return a;
 241 }
 242
 243
 244 void DebuggerMainWnd::initKAction()
 245 {
 246     // file menu
 247     KAction* open = KStandardAction::open(this, SLOT(slotFileOpen()),
 248                       actionCollection());
 249     open->setText(i18n("&Open Source..."));
 250     m_closeAction = KStandardAction::close(m_filesWindow, SLOT(slotClose()), actionCollection());
 251     m_reloadAction = createAction(i18n("&Reload Source"), "view-refresh", 0,
 252                         m_filesWindow, SLOT(slotFileReload()), "file_reload");
 253     m_fileExecAction = createAction(i18n("&Executable..."), "execopen", 0,
 254                         this, SLOT(slotFileExe()), "file_executable");
 255     m_recentExecAction = KStandardAction::openRecent(this, SLOT(slotRecentExec(const KUrl&)),
 256                       actionCollection());
 257     m_recentExecAction->setObjectName("file_executable_recent");
 258     m_recentExecAction->setText(i18n("Recent E&xecutables"));
 259     m_coreDumpAction = createAction(i18n("&Core dump..."), 0,
 260                         this, SLOT(slotFileCore()), "file_core_dump");
 261     KStandardAction::quit(kapp, SLOT(closeAllWindows()), actionCollection());
 262
 263     // settings menu
 264     m_settingsAction = createAction(i18n("This &Program..."), 0,
 265                         this, SLOT(slotFileProgSettings()), "settings_program");
 266     createAction(i18n("&Global Options..."), 0,
 267                         this, SLOT(slotFileGlobalSettings()), "settings_global");
 268     KStandardAction::keyBindings(this, SLOT(slotConfigureKeys()), actionCollection());
 269     KStandardAction::showStatusbar(this, SLOT(slotViewStatusbar()), actionCollection());
 270
 271     // view menu
 272     m_findAction = KStandardAction::find(m_filesWindow, SLOT(slotViewFind()), actionCollection());
 273     KStandardAction::findNext(m_filesWindow, SLOT(slotFindForward()), actionCollection());
 274     KStandardAction::findPrev(m_filesWindow, SLOT(slotFindBackward()), actionCollection());
 275
 276     i18n("Source &code");
 277     struct { QString text; QWidget* w; QString id; QAction** act; } dw[] = {
 278         { i18n("Stac&k"), m_btWindow, "view_stack", &m_btWindowAction },
 279         { i18n("&Locals"), m_localVariables, "view_locals", &m_localVariablesAction },
 280         { i18n("&Watched expressions"), m_watches, "view_watched_expressions", &m_watchesAction },
 281         { i18n("&Registers"), m_registers, "view_registers", &m_registersAction },
 282         { i18n("&Breakpoints"), m_bpTable, "view_breakpoints", &m_bpTableAction },
 283         { i18n("T&hreads"), m_threads, "view_threads", &m_threadsAction },
 284         { i18n("&Output"), m_ttyWindow, "view_output", &m_ttyWindowAction },
 285         { i18n("&Memory"), m_memoryWindow, "view_memory", &m_memoryWindowAction }
 286     };
 287     for (unsigned i = 0; i < sizeof(dw)/sizeof(dw[0]); i++) {
 288         QDockWidget* d = dockParent(dw[i].w);
 289         *dw[i].act = new KToggleAction(dw[i].text, actionCollection());
 290         actionCollection()->addAction(dw[i].id, *dw[i].act);
 291         connect(*dw[i].act, SIGNAL(triggered()), d, SLOT(show()));
 292     }
 293
 294     // execution menu
 295     m_runAction = createAction(i18n("&Run"), "pgmrun", Qt::Key_F5,
 296                         m_debugger, SLOT(programRun()), "exec_run");
 297     connect(m_runAction, SIGNAL(activated()), this, SLOT(intoBackground()));
 298     m_stepIntoAction = createAction(i18n("Step &into"), "pgmstep", Qt::Key_F8,
 299                         m_debugger, SLOT(programStep()), "exec_step_into");
 300     connect(m_stepIntoAction, SIGNAL(activated()), this, SLOT(intoBackground()));
 301     m_stepOverAction = createAction(i18n("Step &over"), "pgmnext", Qt::Key_F10,
 302                         m_debugger, SLOT(programNext()), "exec_step_over");
 303     connect(m_stepOverAction, SIGNAL(activated()), this, SLOT(intoBackground()));
 304     m_stepOutAction = createAction(i18n("Step o&ut"), "pgmfinish", Qt::Key_F6,
 305                         m_debugger, SLOT(programFinish()), "exec_step_out");
 306     connect(m_stepOutAction, SIGNAL(activated()), this, SLOT(intoBackground()));
 307     m_toCursorAction = createAction(i18n("Run to &cursor"), Qt::Key_F7,
 308                         this, SLOT(slotExecUntil()), "exec_run_to_cursor");
 309     connect(m_toCursorAction, SIGNAL(activated()), this, SLOT(intoBackground()));
 310     m_stepIntoIAction = createAction(i18n("Step i&nto by instruction"), "pgmstepi", Qt::SHIFT+Qt::Key_F8,
 311                         m_debugger, SLOT(programStepi()), "exec_step_into_by_insn");
 312     connect(m_stepIntoIAction, SIGNAL(activated()), this, SLOT(intoBackground()));
 313     m_stepOverIAction = createAction(i18n("Step o&ver by instruction"), "pgmnexti", Qt::SHIFT+Qt::Key_F10,
 314                         m_debugger, SLOT(programNexti()), "exec_step_over_by_insn");
 315     connect(m_stepOverIAction, SIGNAL(activated()), this, SLOT(intoBackground()));
 316     m_execMovePCAction = createAction(i18n("&Program counter to current line"), 0,
 317                         m_filesWindow, SLOT(slotMoveProgramCounter()), "exec_movepc");
 318     m_breakAction = createAction(i18n("&Break"), 0,
 319                         m_debugger, SLOT(programBreak()), "exec_break");
 320     m_killAction = createAction(i18n("&Kill"), 0,
 321                         m_debugger, SLOT(programKill()), "exec_kill");
 322     m_restartAction = createAction(i18n("Re&start"), 0,
 323                         m_debugger, SLOT(programRunAgain()), "exec_restart");
 324     m_attachAction = createAction(i18n("A&ttach..."), 0,
 325                         this, SLOT(slotExecAttach()), "exec_attach");
 326     m_argumentsAction = createAction(i18n("&Arguments..."), 0,
 327                         this, SLOT(slotExecArgs()), "exec_arguments");
 328
 329     // breakpoint menu
 330     m_bpSetAction = createAction(i18n("Set/Clear &breakpoint"), "brkpt", Qt::Key_F9,
 331                         m_filesWindow, SLOT(slotBrkptSet()), "breakpoint_set");
 332     m_bpSetTempAction = createAction(i18n("Set &temporary breakpoint"), Qt::SHIFT+Qt::Key_F9,
 333                         m_filesWindow, SLOT(slotBrkptSetTemp()), "breakpoint_set_temporary");
 334     m_bpEnableAction = createAction(i18n("&Enable/Disable breakpoint"), Qt::CTRL+Qt::Key_F9,
 335                         m_filesWindow, SLOT(slotBrkptEnable()), "breakpoint_enable");
 336
 337     // only in popup menus
 338     createAction(i18n("Watch Expression"), 0,
 339                         this, SLOT(slotLocalsToWatch()), "watch_expression");
 340     m_editValueAction = createAction(i18n("Edit Value"), Qt::Key_F2,
 341                         this, SLOT(slotEditValue()), "edit_value");
 342
 343     // all actions force an UI update
 344     QList<QAction*> actions = actionCollection()->actions();
 345     foreach(QAction* action, actions) {
 346         connect(action, SIGNAL(activated()), this, SLOT(updateUI()));
 347     }
 348
 349     createGUI("kdbgui.rc");
 350 }
 351
 352 void DebuggerMainWnd::initToolbar()
 353 {
 354     KToolBar* toolbar = toolBar("mainToolBar");
 355     m_animation = new KAnimatedButton(toolbar);
 356     toolbar->addWidget(m_animation);
 357     m_animation->setIcons("pulse");
 358     connect(m_animation, SIGNAL(triggered(QAction*)), m_debugger, SLOT(programBreak()));
 359     m_animRunning = false;
 360
 361     KStatusBar* statusbar = statusBar();
 362     statusbar->insertItem(m_statusActive, ID_STATUS_ACTIVE);
 363     m_lastActiveStatusText = m_statusActive;
 364     statusbar->insertItem("", ID_STATUS_MSG);   /* message pane */
 365
 366     // reserve some translations
 367     i18n("Restart");
 368     i18n("Core dump");
 369 }
 370
 371 bool DebuggerMainWnd::queryClose()
 372 {
 373     if (m_debugger != 0) {
 374         m_debugger->shutdown();
 375     }
 376     return true;
 377 }
 378
 379
 380 // instance properties
 381 void DebuggerMainWnd::saveProperties(KConfigGroup& cg)
 382 {
 383     // session management
 384     QString executable = "";
 385     if (m_debugger != 0) {
 386         executable = m_debugger->executable();
 387     }
 388     cg.writeEntry("executable", executable);
 389 }
 390
 391 void DebuggerMainWnd::readProperties(const KConfigGroup& cg)
 392 {
 393     // session management
 394     QString execName = cg.readEntry("executable");
 395
 396     TRACE("readProperties: executable=" + execName);
 397     if (!execName.isEmpty()) {
 398         debugProgram(execName, "");
 399     }
 400 }
 401
 402 static const char WindowGroup[] = "Windows";
 403 static const char ToolbarGroup[] = "ToolbarSettings";
 404 static const char RecentExecutables[] = "RecentExecutables";
 405 static const char LastSession[] = "LastSession";
 406 static const char OutputWindowGroup[] = "OutputWindow";
 407 static const char TermCmdStr[] = "TermCmdStr";
 408 static const char KeepScript[] = "KeepScript";
 409 static const char DebuggerGroup[] = "Debugger";
 410 static const char DebuggerCmdStr[] = "DebuggerCmdStr";
 411 static const char PreferencesGroup[] = "Preferences";
 412 static const char PopForeground[] = "PopForeground";
 413 static const char BackTimeout[] = "BackTimeout";
 414 static const char TabWidth[] = "TabWidth";
 415 static const char SourceFileFilter[] = "SourceFileFilter";
 416 static const char HeaderFileFilter[] = "HeaderFileFilter";
 417
 418 void DebuggerMainWnd::saveSettings(KSharedConfigPtr config)
 419 {
 420     KConfigGroup g = config->group(WindowGroup);
 421
 422     QByteArray layout = saveState();
 423     g.writeEntry("Layout", layout);
 424     g.writeEntry("Geometry", geometry());
 425
 426     KConfigGroup tg = config->group(ToolbarGroup);
 427     toolBar("mainToolBar")->saveSettings(tg);
 428
 429     m_recentExecAction->saveEntries(config->group(RecentExecutables));
 430
 431     KConfigGroup lg = config->group(LastSession);
 432     lg.writeEntry("Width0Locals", m_localVariables->columnWidth(0));
 433     lg.writeEntry("Width0Watches", m_watches->columnWidth(0));
 434
 435     if (m_debugger != 0) {
 436         m_debugger->saveSettings(config.data());
 437     }
 438
 439     config->group(OutputWindowGroup).writeEntry(TermCmdStr, m_outputTermCmdStr);
 440     config->group(DebuggerGroup).writeEntry(DebuggerCmdStr, m_debuggerCmdStr);
 441
 442     KConfigGroup pg(config->group(PreferencesGroup));
 443     pg.writeEntry(PopForeground, m_popForeground);
 444     pg.writeEntry(BackTimeout, m_backTimeout);
 445     pg.writeEntry(TabWidth, m_tabWidth);
 446     pg.writeEntry(SourceFileFilter, m_sourceFilter);
 447     pg.writeEntry(HeaderFileFilter, m_headerFilter);
 448 }
 449
 450 void DebuggerMainWnd::restoreSettings(KSharedConfigPtr config)
 451 {
 452     KConfigGroup g = config->group(WindowGroup);
 453
 454     QByteArray layout = g.readEntry("Layout", QByteArray());
 455     if (!restoreState(layout))
 456         makeDefaultLayout();
 457     QRect r = g.readEntry("Geometry", QRect());
 458     if (!r.isEmpty())
 459         setGeometry(r);
 460
 461     toolBar("mainToolBar")->applySettings(config->group(ToolbarGroup));
 462
 463     m_recentExecAction->loadEntries(config->group(RecentExecutables));
 464
 465     KConfigGroup lg = config->group(LastSession);
 466     int w;
 467     w = lg.readEntry("Width0Locals", -1);
 468     if (w >= 0 && w < 30000)
 469         m_localVariables->setColumnWidth(0, w);
 470     w = lg.readEntry("Width0Watches", -1);
 471     if (w >= 0 && w < 30000)
 472         m_watches->setColumnWidth(0, w);
 473
 474     if (m_debugger != 0) {
 475         m_debugger->restoreSettings(config.data());
 476     }
 477
 478     KConfigGroup og(config->group(OutputWindowGroup));
 479     /*
 480      * For debugging and emergency purposes, let the config file override
 481      * the shell script that is used to keep the output window open. This
 482      * string must have EXACTLY 1 %s sequence in it.
 483      */
 484     setTerminalCmd(og.readEntry(TermCmdStr, defaultTermCmdStr));
 485     m_outputTermKeepScript = og.readEntry(KeepScript);
 486
 487     setDebuggerCmdStr(config->group(DebuggerGroup).readEntry(DebuggerCmdStr));
 488
 489     KConfigGroup pg(config->group(PreferencesGroup));
 490     m_popForeground = pg.readEntry(PopForeground, false);
 491     m_backTimeout = pg.readEntry(BackTimeout, 1000);
 492     m_tabWidth = pg.readEntry(TabWidth, 0);
 493     m_sourceFilter = pg.readEntry(SourceFileFilter, m_sourceFilter);
 494     m_headerFilter = pg.readEntry(HeaderFileFilter, m_headerFilter);
 495
 496     emit setTabWidth(m_tabWidth);
 497 }
 498
 499 void DebuggerMainWnd::updateUI()
 500 {
 501     m_findAction->setChecked(m_filesWindow->m_findDlg.isVisible());
 502     m_findAction->setEnabled(m_filesWindow->hasWindows());
 503     m_bpSetAction->setEnabled(m_debugger->canChangeBreakpoints());
 504     m_bpSetTempAction->setEnabled(m_debugger->canChangeBreakpoints());
 505     m_bpEnableAction->setEnabled(m_debugger->canChangeBreakpoints());
 506     m_bpTableAction->setChecked(isDockVisible(m_bpTable));
 507     m_btWindowAction->setChecked(isDockVisible(m_btWindow));
 508     m_localVariablesAction->setChecked(isDockVisible(m_localVariables));
 509     m_watchesAction->setChecked(isDockVisible(m_watches));
 510     m_registersAction->setChecked(isDockVisible(m_registers));
 511     m_threadsAction->setChecked(isDockVisible(m_threads));
 512     m_memoryWindowAction->setChecked(isDockVisible(m_memoryWindow));
 513     m_ttyWindowAction->setChecked(isDockVisible(m_ttyWindow));
 514
 515     m_fileExecAction->setEnabled(m_debugger->isIdle());
 516     m_settingsAction->setEnabled(m_debugger->haveExecutable());
 517     m_coreDumpAction->setEnabled(m_debugger->canStart());
 518     m_closeAction->setEnabled(m_filesWindow->hasWindows());
 519     m_reloadAction->setEnabled(m_filesWindow->hasWindows());
 520     m_stepIntoAction->setEnabled(m_debugger->canSingleStep());
 521     m_stepIntoIAction->setEnabled(m_debugger->canSingleStep());
 522     m_stepOverAction->setEnabled(m_debugger->canSingleStep());
 523     m_stepOverIAction->setEnabled(m_debugger->canSingleStep());
 524     m_stepOutAction->setEnabled(m_debugger->canSingleStep());
 525     m_toCursorAction->setEnabled(m_debugger->canSingleStep());
 526     m_execMovePCAction->setEnabled(m_debugger->canSingleStep());
 527     m_restartAction->setEnabled(m_debugger->canSingleStep());
 528     m_attachAction->setEnabled(m_debugger->isReady());
 529     m_runAction->setEnabled(m_debugger->canStart() || m_debugger->canSingleStep());
 530     m_killAction->setEnabled(m_debugger->haveExecutable() && m_debugger->isProgramActive());
 531     m_breakAction->setEnabled(m_debugger->isProgramRunning());
 532     m_argumentsAction->setEnabled(m_debugger->haveExecutable());
 533     m_editValueAction->setEnabled(m_debugger->canSingleStep());
 534
 535     // animation
 536     if (m_debugger->isIdle()) {
 537         if (m_animRunning) {
 538             m_animation->stop();
 539             m_animRunning = false;
 540         }
 541     } else {
 542         if (!m_animRunning) {
 543             m_animation->start();
 544             m_animRunning = true;
 545         }
 546     }
 547
 548     // update statusbar
 549     QString newStatus;
 550     if (m_debugger->isProgramActive())
 551         newStatus = m_statusActive;
 552     if (newStatus != m_lastActiveStatusText) {
 553         statusBar()->changeItem(newStatus, ID_STATUS_ACTIVE);
 554         m_lastActiveStatusText = newStatus;
 555     }
 556 }
 557
 558 void DebuggerMainWnd::updateLineItems()
 559 {
 560     m_filesWindow->updateLineItems(m_debugger);
 561 }
 562
 563 void DebuggerMainWnd::slotAddWatch()
 564 {
 565     if (m_debugger != 0) {
 566         QString t = m_watches->watchText();
 567         m_debugger->addWatch(t);
 568     }
 569 }
 570
 571 void DebuggerMainWnd::slotAddWatch(const QString& text)
 572 {
 573     if (m_debugger != 0) {
 574         m_debugger->addWatch(text);
 575     }
 576 }
 577
 578 void DebuggerMainWnd::slotNewFileLoaded()
 579 {
 580     // updates program counter in the new file
 581     if (m_debugger != 0)
 582         m_filesWindow->updateLineItems(m_debugger);
 583 }
 584
 585 QDockWidget* DebuggerMainWnd::dockParent(QWidget* w)
 586 {
 587     while ((w = w->parentWidget()) != 0) {
 588         if (w->isA("QDockWidget"))
 589             return static_cast<QDockWidget*>(w);
 590     }
 591     return 0;
 592 }
 593
 594 bool DebuggerMainWnd::isDockVisible(QWidget* w)
 595 {
 596     QDockWidget* d = dockParent(w);
 597     return d != 0 && d->isVisible();
 598 }
 599
 600 void DebuggerMainWnd::makeDefaultLayout()
 601 {
 602     // +---------------+---------+
 603     // | Source        | Locals  |
 604     // |               |         |
 605     // |---------------+---------+
 606     // |Stack, Brkpts, | Watches |
 607     // |Output,...     |         |
 608     // +---------------+---------+
 609
 610     addDockWidget(Qt::RightDockWidgetArea, dockParent(m_localVariables));
 611     addDockWidget(Qt::BottomDockWidgetArea, dockParent(m_memoryWindow));
 612     splitDockWidget(dockParent(m_memoryWindow), dockParent(m_threads), Qt::Horizontal);
 613     tabifyDockWidget(dockParent(m_memoryWindow), dockParent(m_registers));
 614     tabifyDockWidget(dockParent(m_registers), dockParent(m_bpTable));
 615     tabifyDockWidget(dockParent(m_bpTable), dockParent(m_ttyWindow));
 616     tabifyDockWidget(dockParent(m_ttyWindow), dockParent(m_btWindow));
 617     tabifyDockWidget(dockParent(m_threads), dockParent(m_watches));
 618     dockParent(m_localVariables)->setVisible(true);
 619     dockParent(m_ttyWindow)->setVisible(true);
 620     dockParent(m_watches)->setVisible(true);
 621     dockParent(m_btWindow)->setVisible(true);
 622     dockParent(m_bpTable)->setVisible(true);
 623 }
 624
 625 bool DebuggerMainWnd::debugProgram(const QString& exe, const QString& lang)
 626 {
 627     // check the file name
 628     QFileInfo fi(exe);
 629
 630     bool success = fi.isFile();
 631     if (!success)
 632     {
 633         QString msg = i18n("`%1' is not a file or does not exist");
 634         KMessageBox::sorry(this, msg.arg(exe));
 635     }
 636     else
 637     {
 638         success = startDriver(fi.absFilePath(), lang);
 639     }
 640
 641     if (success)
 642     {
 643         m_recentExecAction->addUrl(KUrl(fi.absFilePath()));
 644
 645         // keep the directory
 646         m_lastDirectory = fi.dirPath(true);
 647         m_filesWindow->setExtraDirectory(m_lastDirectory);
 648
 649         // set caption to basename part of executable
 650         QString caption = fi.fileName();
 651         setCaption(caption);
 652     }
 653     else
 654     {
 655         m_recentExecAction->removeUrl(KUrl(fi.absFilePath()));
 656     }
 657
 658     return success;
 659 }
 660
 661 static const char GeneralGroup[] = "General";
 662
 663 bool DebuggerMainWnd::startDriver(const QString& executable, QString lang)
 664 {
 665     assert(m_debugger != 0);
 666
 667     TRACE(QString("trying language '%1'...").arg(lang));
 668     DebuggerDriver* driver = driverFromLang(lang);
 669
 670     if (driver == 0)
 671     {
 672         // see if there is a language in the per-program config file
 673         QString configName = m_debugger->getConfigForExe(executable);
 674         if (QFile::exists(configName))
 675         {
 676             KConfig c(configName, KConfig::SimpleConfig);
 677
 678             // Using "GDB" as default here is for backwards compatibility:
 679             // The config file exists but doesn't have an entry,
 680             // so it must have been created by an old version of KDbg
 681             // that had only the GDB driver.
 682             lang = c.group(GeneralGroup)
 683                     .readEntry(KDebugger::DriverNameEntry, "GDB");
 684
 685             TRACE(QString("...bad, trying config driver %1...").arg(lang));
 686             driver = driverFromLang(lang);
 687         }
 688
 689     }
 690     if (driver == 0)
 691     {
 692         QString name = driverNameFromFile(executable);
 693
 694         TRACE(QString("...no luck, trying %1 derived"
 695                 " from file contents").arg(name));
 696         driver = driverFromLang(name);
 697     }
 698     if (driver == 0)
 699     {
 700         // oops
 701         QString msg = i18n("Don't know how to debug language `%1'");
 702         KMessageBox::sorry(this, msg.arg(lang));
 703         return false;
 704     }
 705
 706     driver->setLogFileName(m_transcriptFile);
 707
 708     bool success = m_debugger->debugProgram(executable, driver);
 709
 710     if (!success)
 711     {
 712         delete driver;
 713
 714         QString msg = i18n("Could not start the debugger process.\n"
 715                            "Please shut down KDbg and resolve the problem.");
 716         KMessageBox::sorry(this, msg);
 717     }
 718
 719     return success;
 720 }
 721
 722 // derive driver from language
 723 DebuggerDriver* DebuggerMainWnd::driverFromLang(QString lang)
 724 {
 725     // lang is needed in all lowercase
 726     lang = lang.lower();
 727
 728     // The following table relates languages and debugger drivers
 729     static const struct L {
 730         const char* shortest;   // abbreviated to this is still unique
 731         const char* full;       // full name of language
 732         int driver;
 733     } langs[] = {
 734         { "c",       "c++",     1 },
 735         { "f",       "fortran", 1 },
 736         { "p",       "python",  3 },
 737         { "x",       "xslt",    2 },
 738         // the following are actually driver names
 739         { "gdb",     "gdb",     1 },
 740         { "xsldbg",  "xsldbg",  2 },
 741     };
 742     const int N = sizeof(langs)/sizeof(langs[0]);
 743
 744     // lookup the language name
 745     int driverID = 0;
 746     for (int i = 0; i < N; i++)
 747     {
 748         const L& l = langs[i];
 749
 750         // shortest must match
 751         if (!lang.startsWith(l.shortest))
 752             continue;
 753
 754         // lang must not be longer than the full name, and it must match
 755         if (QString(l.full).startsWith(lang))
 756         {
 757             driverID = l.driver;
 758             break;
 759         }
 760     }
 761     DebuggerDriver* driver = 0;
 762     switch (driverID) {
 763     case 1:
 764         {
 765             GdbDriver* gdb = new GdbDriver;
 766             gdb->setDefaultInvocation(m_debuggerCmdStr);
 767             driver = gdb;
 768         }
 769         break;
 770     case 2:
 771         driver = new XsldbgDriver;
 772         break;
 773     default:
 774         // unknown language
 775         break;
 776     }
 777     return driver;
 778 }
 779
 780 /**
 781  * Try to guess the language to use from the contents of the file.
 782  */
 783 QString DebuggerMainWnd::driverNameFromFile(const QString& exe)
 784 {
 785     /* Inprecise but simple test to see if file is in XSLT language */
 786     if (exe.right(4).lower() == ".xsl")
 787         return "XSLT";
 788
 789     return "GDB";
 790 }
 791
 792 void DebuggerMainWnd::setCoreFile(const QString& corefile)
 793 {
 794     assert(m_debugger != 0);
 795     m_debugger->useCoreFile(corefile, true);
 796 }
 797
 798 void DebuggerMainWnd::setRemoteDevice(const QString& remoteDevice)
 799 {
 800     if (m_debugger != 0) {
 801         m_debugger->setRemoteDevice(remoteDevice);
 802     }
 803 }
 804
 805 void DebuggerMainWnd::overrideProgramArguments(const QString& args)
 806 {
 807     assert(m_debugger != 0);
 808     m_debugger->overrideProgramArguments(args);
 809 }
 810
 811 void DebuggerMainWnd::setTranscript(const QString& name)
 812 {
 813     m_transcriptFile = name;
 814     if (m_debugger != 0 && m_debugger->driver() != 0)
 815         m_debugger->driver()->setLogFileName(m_transcriptFile);
 816 }
 817
 818 void DebuggerMainWnd::setAttachPid(const QString& pid)
 819 {
 820     assert(m_debugger != 0);
 821     m_debugger->setAttachPid(pid);
 822 }
 823
 824 void DebuggerMainWnd::slotNewStatusMsg()
 825 {
 826     QString msg = m_debugger->statusMessage();
 827     statusBar()->changeItem(msg, ID_STATUS_MSG);
 828 }
 829
 830 void DebuggerMainWnd::slotFileGlobalSettings()
 831 {
 832     int oldTabWidth = m_tabWidth;
 833
 834     KPageDialog dlg(this);
 835     QString title = KGlobal::caption();
 836     title += i18n(": Global options");
 837     dlg.setCaption(title);
 838
 839     PrefDebugger prefDebugger(&dlg);
 840     prefDebugger.setDebuggerCmd(m_debuggerCmdStr.isEmpty()  ?
 841                                 GdbDriver::defaultGdb()  :  m_debuggerCmdStr);
 842     prefDebugger.setTerminal(m_outputTermCmdStr);
 843
 844     PrefMisc prefMisc(&dlg);
 845     prefMisc.setPopIntoForeground(m_popForeground);
 846     prefMisc.setBackTimeout(m_backTimeout);
 847     prefMisc.setTabWidth(m_tabWidth);
 848     prefMisc.setSourceFilter(m_sourceFilter);
 849     prefMisc.setHeaderFilter(m_headerFilter);
 850
 851     dlg.addPage(&prefDebugger, i18n("Debugger"));
 852     dlg.addPage(&prefMisc, i18n("Miscellaneous"));
 853     if (dlg.exec() == QDialog::Accepted)
 854     {
 855         setDebuggerCmdStr(prefDebugger.debuggerCmd());
 856         setTerminalCmd(prefDebugger.terminal());
 857         m_popForeground = prefMisc.popIntoForeground();
 858         m_backTimeout = prefMisc.backTimeout();
 859         m_tabWidth = prefMisc.tabWidth();
 860         m_sourceFilter = prefMisc.sourceFilter();
 861         if (m_sourceFilter.isEmpty())
 862             m_sourceFilter = defaultSourceFilter;
 863         m_headerFilter = prefMisc.headerFilter();
 864         if (m_headerFilter.isEmpty())
 865             m_headerFilter = defaultHeaderFilter;
 866     }
 867
 868     if (m_tabWidth != oldTabWidth) {
 869         emit setTabWidth(m_tabWidth);
 870     }
 871 }
 872
 873 void DebuggerMainWnd::setTerminalCmd(const QString& cmd)
 874 {
 875     m_outputTermCmdStr = cmd;
 876     // revert to default if empty
 877     if (m_outputTermCmdStr.isEmpty()) {
 878         m_outputTermCmdStr = defaultTermCmdStr;
 879     }
 880 }
 881
 882 void DebuggerMainWnd::setDebuggerCmdStr(const QString& cmd)
 883 {
 884     m_debuggerCmdStr = cmd;
 885     // make empty if it is the default
 886     if (m_debuggerCmdStr == GdbDriver::defaultGdb()) {
 887         m_debuggerCmdStr = QString();
 888     }
 889 }
 890
 891 void DebuggerMainWnd::slotDebuggerStarting()
 892 {
 893     if (m_debugger == 0)                /* paranoia check */
 894         return;
 895
 896     if (m_ttyLevel == m_debugger->ttyLevel())
 897         return;
 898
 899     // shut down terminal emulations we will not need
 900     switch (m_ttyLevel) {
 901     case KDebugger::ttySimpleOutputOnly:
 902         m_ttyWindow->deactivate();
 903         break;
 904     case KDebugger::ttyFull:
 905         if (m_outputTermProc != 0) {
 906             m_outputTermProc->kill();
 907             // will be deleted in slot
 908         }
 909         break;
 910     default: break;
 911     }
 912
 913     m_ttyLevel = m_debugger->ttyLevel();
 914
 915     QString ttyName;
 916     switch (m_ttyLevel) {
 917     case KDebugger::ttySimpleOutputOnly:
 918         ttyName = m_ttyWindow->activate();
 919         break;
 920     case KDebugger::ttyFull:
 921         if (m_outputTermProc == 0) {
 922             // create an output window
 923             ttyName = createOutputWindow();
 924             TRACE(ttyName.isEmpty() ?
 925                   "createOuputWindow failed" : "successfully created output window");
 926         }
 927         break;
 928     default: break;
 929     }
 930
 931     m_debugger->setTerminal(ttyName);
 932 }
 933
 934 void DebuggerMainWnd::slotToggleBreak(const QString& fileName, int lineNo,
 935                                       const DbgAddr& address, bool temp)
 936 {
 937     // lineNo is zero-based
 938     if (m_debugger != 0) {
 939         m_debugger->setBreakpoint(fileName, lineNo, address, temp);
 940     }
 941 }
 942
 943 void DebuggerMainWnd::slotEnaDisBreak(const QString& fileName, int lineNo,
 944                                       const DbgAddr& address)
 945 {
 946     // lineNo is zero-based
 947     if (m_debugger != 0) {
 948         m_debugger->enableDisableBreakpoint(fileName, lineNo, address);
 949     }
 950 }
 951
 952 QString DebuggerMainWnd::createOutputWindow()
 953 {
 954     // create a name for a fifo
 955     QString fifoName;
 956     fifoName.sprintf("/tmp/kdbgttywin%05d", ::getpid());
 957
 958     // create a fifo that will pass in the tty name
 959     QFile::remove(fifoName);            // remove remnants
 960 #ifdef HAVE_MKFIFO
 961     if (::mkfifo(fifoName.local8Bit(), S_IRUSR|S_IWUSR) < 0) {
 962         // failed
 963         TRACE("mkfifo " + fifoName + " failed");
 964         return QString();
 965     }
 966 #else
 967     if (::mknod(fifoName.local8Bit(), S_IFIFO | S_IRUSR|S_IWUSR, 0) < 0) {
 968         // failed
 969         TRACE("mknod " + fifoName + " failed");
 970         return QString();
 971     }
 972 #endif
 973
 974     m_outputTermProc = new K3Process;
 975
 976     /*
 977      * Spawn an xterm that in turn runs a shell script that passes us
 978      * back the terminal name and then only sits and waits.
 979      */
 980     static const char shellScriptFmt[] =
 981         "tty>%s;"
 982         "trap \"\" INT QUIT TSTP;"      /* ignore various signals */
 983         "exec<&-;exec>&-;"              /* close stdin and stdout */
 984         "while :;do sleep 3600;done";
 985     // let config file override this script
 986     QString shellScript;
 987     if (!m_outputTermKeepScript.isEmpty()) {
 988         shellScript = m_outputTermKeepScript;
 989     } else {
 990         shellScript = shellScriptFmt;
 991     }
 992
 993     shellScript.replace("%s", fifoName);
 994     TRACE("output window script is " + shellScript);
 995
 996     QString title = KGlobal::caption();
 997     title += i18n(": Program output");
 998
 999     // parse the command line specified in the preferences
1000     QStringList cmdParts = QStringList::split(' ', m_outputTermCmdStr);
1001
1002     /*
1003      * Build the argv array. Thereby substitute special sequences:
1004      */
1005     struct {
1006         char seq[4];
1007         QString replace;
1008     } substitute[] = {
1009         { "%T", title },
1010         { "%C", shellScript }
1011     };
1012
1013     for (QStringList::iterator i = cmdParts.begin(); i != cmdParts.end(); ++i)
1014     {
1015         QString& str = *i;
1016         for (int j = sizeof(substitute)/sizeof(substitute[0])-1; j >= 0; j--) {
1017             int pos = str.find(substitute[j].seq);
1018             if (pos >= 0) {
1019                 str.replace(pos, 2, substitute[j].replace);
1020                 break;          /* substitute only one sequence */
1021             }
1022         }
1023         *m_outputTermProc << str;
1024     }
1025
1026     QString tty;
1027
1028     if (m_outputTermProc->start())
1029     {
1030         // read the ttyname from the fifo
1031         QFile f(fifoName);
1032         if (f.open(QIODevice::ReadOnly))
1033         {
1034             QByteArray t = f.readAll();
1035             tty = QString::fromLocal8Bit(t, t.size());
1036             f.close();
1037         }
1038         f.remove();
1039
1040         // remove whitespace
1041         tty = tty.stripWhiteSpace();
1042         TRACE("tty=" + tty);
1043
1044         connect(m_outputTermProc, SIGNAL(processExited(K3Process*)),
1045                 SLOT(slotTermEmuExited()));
1046     }
1047     else
1048     {
1049         // error, could not start xterm
1050         TRACE("fork failed for fifo " + fifoName);
1051         QFile::remove(fifoName);
1052         shutdownTermWindow();
1053     }
1054
1055     return tty;
1056 }
1057
1058 void DebuggerMainWnd::slotTermEmuExited()
1059 {
1060     shutdownTermWindow();
1061 }
1062
1063 void DebuggerMainWnd::shutdownTermWindow()
1064 {
1065     delete m_outputTermProc;
1066     m_outputTermProc = 0;
1067 }
1068
1069 void DebuggerMainWnd::slotProgramStopped()
1070 {
1071     // when the program stopped, move the window to the foreground
1072     if (m_popForeground) {
1073         // unfortunately, this requires quite some force to work :-(
1074         KWindowSystem::raiseWindow(winId());
1075         KWindowSystem::forceActiveWindow(winId());
1076     }
1077     m_backTimer.stop();
1078 }
1079
1080 void DebuggerMainWnd::intoBackground()
1081 {
1082     if (m_popForeground) {
1083         m_backTimer.start(m_backTimeout, true); /* single-shot */
1084     }
1085 }
1086
1087 void DebuggerMainWnd::slotBackTimer()
1088 {
1089     lower();
1090 }
1091
1092 void DebuggerMainWnd::slotRecentExec(const KUrl& url)
1093 {
1094     QString exe = url.path();
1095     debugProgram(exe, "");
1096 }
1097
1098 QString DebuggerMainWnd::makeSourceFilter()
1099 {
1100     QString f;
1101     f = m_sourceFilter + " " + m_headerFilter + i18n("|All source files\n");
1102     f += m_sourceFilter + i18n("|Source files\n");
1103     f += m_headerFilter + i18n("|Header files\n");
1104     f += i18n("*|All files");
1105     return f;
1106 }
1107
1108 /*
1109  * Pop up the context menu in the locals window
1110  */
1111 void DebuggerMainWnd::slotLocalsPopup(Q3ListViewItem*, const QPoint& pt)
1112 {
1113     Q3PopupMenu* popup =
1114         static_cast<Q3PopupMenu*>(factory()->container("popup_locals", this));
1115     if (popup == 0) {
1116         return;
1117     }
1118     if (popup->isVisible()) {
1119         popup->hide();
1120     } else {
1121         popup->popup(pt);
1122     }
1123 }
1124
1125 /*
1126  * Copies the currently selected item to the watch window.
1127  */
1128 void DebuggerMainWnd::slotLocalsToWatch()
1129 {
1130     VarTree* item = m_localVariables->selectedItem();
1131
1132     if (item != 0 && m_debugger != 0) {
1133         QString text = item->computeExpr();
1134         m_debugger->addWatch(text);
1135     }
1136 }
1137
1138 /*
1139  * Starts editing a value in a value display
1140  */
1141 void DebuggerMainWnd::slotEditValue()
1142 {
1143     // does one of the value trees have the focus
1144     QWidget* f = kapp->focusWidget();
1145     ExprWnd* wnd;
1146     if (f == m_localVariables) {
1147         wnd = m_localVariables;
1148     } else if (f == m_watches->watchVariables()) {
1149         wnd = m_watches->watchVariables();
1150     } else {
1151         return;
1152     }
1153
1154     if (m_localVariables->isEditing() ||
1155         m_watches->watchVariables()->isEditing())
1156     {
1157         return;                         /* don't edit twice */
1158     }
1159
1160     VarTree* expr = wnd->currentItem();
1161     if (expr != 0 && m_debugger != 0 && m_debugger->canSingleStep())
1162     {
1163         TRACE("edit value");
1164         // determine the text to edit
1165         QString text = m_debugger->driver()->editableValue(expr);
1166         wnd->editValue(expr, text);
1167     }
1168 }
1169
1170 // helper that gets a file name (it only differs in the caption of the dialog)
1171 static QString myGetFileName(QString caption,
1172                              QString dir, QString filter,
1173                              QWidget* parent)
1174 {
1175     QString filename;
1176     KFileDialog dlg(dir, filter, parent);
1177
1178     dlg.setCaption(caption);
1179
1180     if (dlg.exec() == QDialog::Accepted)
1181         filename = dlg.selectedFile();
1182
1183     return filename;
1184 }
1185
1186 void DebuggerMainWnd::slotFileOpen()
1187 {
1188     // start browsing in the active file's directory
1189     // fall back to last used directory (executable)
1190     QString dir = m_lastDirectory;
1191     QString fileName = m_filesWindow->activeFileName();
1192     if (!fileName.isEmpty()) {
1193         QFileInfo fi(fileName);
1194         dir = fi.dirPath();
1195     }
1196
1197     fileName = myGetFileName(i18n("Open"),
1198                              dir,
1199                              makeSourceFilter(), this);
1200
1201     if (!fileName.isEmpty())
1202     {
1203         QFileInfo fi(fileName);
1204         m_lastDirectory = fi.dirPath();
1205         m_filesWindow->setExtraDirectory(m_lastDirectory);
1206         m_filesWindow->activateFile(fileName);
1207     }
1208 }
1209
1210 void DebuggerMainWnd::slotFileExe()
1211 {
1212     if (m_debugger->isIdle())
1213     {
1214         // open a new executable
1215         QString executable = myGetFileName(i18n("Select the executable to debug"),
1216                                            m_lastDirectory, 0, this);
1217         if (executable.isEmpty())
1218             return;
1219
1220         debugProgram(executable, "");
1221     }
1222 }
1223
1224 void DebuggerMainWnd::slotFileCore()
1225 {
1226     if (m_debugger->canStart())
1227     {
1228         QString corefile = myGetFileName(i18n("Select core dump"),
1229                                          m_lastDirectory, 0, this);
1230         if (!corefile.isEmpty()) {
1231             m_debugger->useCoreFile(corefile, false);
1232         }
1233     }
1234 }
1235
1236 void DebuggerMainWnd::slotFileProgSettings()
1237 {
1238     if (m_debugger != 0) {
1239         m_debugger->programSettings(this);
1240     }
1241 }
1242
1243 void DebuggerMainWnd::slotViewStatusbar()
1244 {
1245     if (statusBar()->isVisible())
1246         statusBar()->hide();
1247     else
1248         statusBar()->show();
1249     setSettingsDirty();
1250 }
1251
1252 void DebuggerMainWnd::slotExecUntil()
1253 {
1254     if (m_debugger != 0)
1255     {
1256         QString file;
1257         int lineNo;
1258         if (m_filesWindow->activeLine(file, lineNo))
1259             m_debugger->runUntil(file, lineNo);
1260     }
1261 }
1262
1263 void DebuggerMainWnd::slotExecAttach()
1264 {
1265 #ifdef PS_COMMAND
1266     ProcAttachPS dlg(this);
1267     // seed filter with executable name
1268     QFileInfo fi = m_debugger->executable();
1269     dlg.setFilterText(fi.fileName());
1270 #else
1271     ProcAttach dlg(this);
1272     dlg.setText(m_debugger->attachedPid());
1273 #endif
1274     if (dlg.exec()) {
1275         m_debugger->attachProgram(dlg.text());
1276     }
1277 }
1278
1279 void DebuggerMainWnd::slotExecArgs()
1280 {
1281     if (m_debugger != 0) {
1282         m_debugger->programArgs(this);
1283     }
1284 }
1285
1286 void DebuggerMainWnd::slotConfigureKeys()
1287 {
1288     KShortcutsDialog::configure(actionCollection());
1289 }
1290
1291 #include "dbgmainwnd.moc"