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 <klocale.h>                    /* i18n */
   8 #include <kmessagebox.h>
   9 #include <kconfig.h>
  10 #include <kconfiggroup.h>
  11 #include <kiconengine.h>
  12 #include <kiconloader.h>
  13 #include <kstandardaction.h>
  14 #include <kstandardshortcut.h>
  15 #include <kactioncollection.h>
  16 #include <krecentfilesaction.h>
  17 #include <ktoggleaction.h>
  18 #include <kshortcutsdialog.h>
  19 #include <kanimatedbutton.h>
  20 #include <kwindowsystem.h>
  21 #include <ksqueezedtextlabel.h>
  22 #include <ktoolbar.h>
  23 #include <kxmlguifactory.h>
  24 #include <KPageDialog>
  25 #include <QListWidget>
  26 #include <QFile>
  27 #include <QFileDialog>
  28 #include <QFileInfo>
  29 #include <QGuiApplication>
  30 #include <QIcon>
  31 #include <QList>
  32 #include <QDockWidget>
  33 #include <QProcess>
  34 #include <QStatusBar>
  35 #include <QUrl>
  36 #include "dbgmainwnd.h"
  37 #include "debugger.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(new QProcess),
  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_statusActive(i18n("active"))
  73 {
  74     setDockNestingEnabled(true);
  75
  76     m_filesWindow = new WinStack(this);
  77     setCentralWidget(m_filesWindow);
  78
  79     QDockWidget* dw1 = createDockWidget("Stack", i18n("Stack"));
  80     m_btWindow = new QListWidget(dw1);
  81     dw1->setWidget(m_btWindow);
  82     QDockWidget* dw2 = createDockWidget("Locals", i18n("Locals"));
  83     m_localVariables = new ExprWnd(dw2, i18n("Variable"));
  84     dw2->setWidget(m_localVariables);
  85     QDockWidget* dw3 = createDockWidget("Watches", i18n("Watches"));
  86     m_watches = new WatchWindow(dw3);
  87     dw3->setWidget(m_watches);
  88     QDockWidget* dw4 = createDockWidget("Registers", i18n("Registers"));
  89     m_registers = new RegisterView(dw4);
  90     dw4->setWidget(m_registers);
  91     QDockWidget* dw5 = createDockWidget("Breakpoints", i18n("Breakpoints"));
  92     m_bpTable = new BreakpointTable(dw5);
  93     dw5->setWidget(m_bpTable);
  94     QDockWidget* dw6 = createDockWidget("Output", i18n("Output"));
  95     m_ttyWindow = new TTYWindow(dw6);
  96     dw6->setWidget(m_ttyWindow);
  97     QDockWidget* dw7 = createDockWidget("Threads", i18n("Threads"));
  98     m_threads = new ThreadList(dw7);
  99     dw7->setWidget(m_threads);
 100     QDockWidget* dw8 = createDockWidget("Memory", i18n("Memory"));
 101     m_memoryWindow = new MemoryWindow(dw8);
 102     dw8->setWidget(m_memoryWindow);
 103
 104     m_debugger = new KDebugger(this, m_localVariables, m_watches->watchVariables(), m_btWindow);
 105
 106     connect(m_debugger, SIGNAL(updateStatusMessage()), SLOT(slotNewStatusMsg()));
 107     connect(m_debugger, SIGNAL(updateUI()), SLOT(updateUI()));
 108     connect(m_debugger, SIGNAL(breakpointsChanged()), SLOT(updateLineItems()));
 109     connect(m_debugger, SIGNAL(debuggerStarting()), SLOT(slotDebuggerStarting()));
 110     m_bpTable->setDebugger(m_debugger);
 111     m_memoryWindow->setDebugger(m_debugger);
 112
 113     setStandardToolBarMenuEnabled(true);
 114     initKAction();
 115     initStatusBar();
 116
 117     connect(m_watches, SIGNAL(addWatch()), SLOT(slotAddWatch()));
 118     connect(m_watches, SIGNAL(deleteWatch()), m_debugger, SLOT(slotDeleteWatch()));
 119     connect(m_watches, SIGNAL(textDropped(const QString&)), SLOT(slotAddWatch(const QString&)));
 120
 121     connect(&m_filesWindow->m_findDlg, SIGNAL(closed()), SLOT(updateUI()));
 122     connect(m_filesWindow, SIGNAL(newFileLoaded()),
 123             SLOT(slotNewFileLoaded()));
 124     connect(m_filesWindow, SIGNAL(toggleBreak(const QString&,int,const DbgAddr&,bool)),
 125             this, SLOT(slotToggleBreak(const QString&,int,const DbgAddr&,bool)));
 126     connect(m_filesWindow, SIGNAL(enadisBreak(const QString&,int,const DbgAddr&)),
 127             this, SLOT(slotEnaDisBreak(const QString&,int,const DbgAddr&)));
 128     connect(m_debugger, SIGNAL(activateFileLine(const QString&,int,const DbgAddr&)),
 129             m_filesWindow, SLOT(activate(const QString&,int,const DbgAddr&)));
 130     connect(m_debugger, SIGNAL(executableUpdated()),
 131             m_filesWindow, SLOT(reloadAllFiles()));
 132     connect(m_debugger, SIGNAL(updatePC(const QString&,int,const DbgAddr&,int)),
 133             m_filesWindow, SLOT(updatePC(const QString&,int,const DbgAddr&,int)));
 134     // value popup communication
 135     connect(m_filesWindow, SIGNAL(initiateValuePopup(const QString&)),
 136             m_debugger, SLOT(slotValuePopup(const QString&)));
 137     connect(m_debugger, SIGNAL(valuePopup(const QString&)),
 138             m_filesWindow, SLOT(slotShowValueTip(const QString&)));
 139     // disassembling
 140     connect(m_filesWindow, SIGNAL(disassemble(const QString&, int)),
 141             m_debugger, SLOT(slotDisassemble(const QString&, int)));
 142     connect(m_debugger, SIGNAL(disassembled(const QString&,int,const std::list<DisassembledCode>&)),
 143             m_filesWindow, SLOT(slotDisassembled(const QString&,int,const std::list<DisassembledCode>&)));
 144     connect(m_filesWindow, SIGNAL(moveProgramCounter(const QString&,int,const DbgAddr&)),
 145             m_debugger, SLOT(setProgramCounter(const QString&,int,const DbgAddr&)));
 146     // program stopped
 147     connect(m_debugger, SIGNAL(programStopped()), SLOT(slotProgramStopped()));
 148     connect(&m_backTimer, SIGNAL(timeout()), SLOT(slotBackTimer()));
 149     // tab width
 150     connect(this, SIGNAL(setTabWidth(int)), m_filesWindow, SIGNAL(setTabWidth(int)));
 151
 152     // connect breakpoint table
 153     connect(m_bpTable, SIGNAL(activateFileLine(const QString&,int,const DbgAddr&)),
 154             m_filesWindow, SLOT(activate(const QString&,int,const DbgAddr&)));
 155     connect(m_debugger, SIGNAL(updateUI()), m_bpTable, SLOT(updateUI()));
 156     connect(m_debugger, SIGNAL(breakpointsChanged()), m_bpTable, SLOT(updateBreakList()));
 157     connect(m_debugger, SIGNAL(breakpointsChanged()), m_bpTable, SLOT(updateUI()));
 158
 159     connect(m_debugger, SIGNAL(registersChanged(const std::list<RegisterInfo>&)),
 160             m_registers, SLOT(updateRegisters(const std::list<RegisterInfo>&)));
 161
 162     connect(m_debugger, SIGNAL(memoryDumpChanged(const QString&, const std::list<MemoryDump>&)),
 163             m_memoryWindow, SLOT(slotNewMemoryDump(const QString&, const std::list<MemoryDump>&)));
 164     connect(m_debugger, SIGNAL(saveProgramSpecific(KConfigBase*)),
 165             m_memoryWindow, SLOT(saveProgramSpecific(KConfigBase*)));
 166     connect(m_debugger, SIGNAL(restoreProgramSpecific(KConfigBase*)),
 167             m_memoryWindow, SLOT(restoreProgramSpecific(KConfigBase*)));
 168
 169     // thread window
 170     connect(m_debugger, SIGNAL(threadsChanged(const std::list<ThreadInfo>&)),
 171             m_threads, SLOT(updateThreads(const std::list<ThreadInfo>&)));
 172     connect(m_threads, SIGNAL(setThread(int)),
 173             m_debugger, SLOT(setThread(int)));
 174
 175     // popup menu of the local variables window
 176     m_localVariables->setContextMenuPolicy(Qt::CustomContextMenu);
 177     connect(m_localVariables, SIGNAL(customContextMenuRequested(const QPoint&)),
 178             this, SLOT(slotLocalsPopup(const QPoint&)));
 179
 180     makeDefaultLayout();
 181     setupGUI(KXmlGuiWindow::Default, "kdbgui.rc");
 182     restoreSettings(KSharedConfig::openConfig());
 183
 184     // The animation button is not part of the restored window state.
 185     // We must create it after the toolbar was loaded.
 186     initAnimation();
 187
 188     updateUI();
 189     m_bpTable->updateUI();
 190 }
 191
 192 DebuggerMainWnd::~DebuggerMainWnd()
 193 {
 194     saveSettings(KSharedConfig::openConfig());
 195     // must delete m_debugger early since it references our windows
 196     delete m_debugger;
 197     m_debugger = 0;
 198
 199     delete m_memoryWindow;
 200     delete m_threads;
 201     delete m_ttyWindow;
 202     delete m_bpTable;
 203     delete m_registers;
 204     delete m_watches;
 205     delete m_localVariables;
 206     delete m_btWindow;
 207     delete m_filesWindow;
 208
 209     delete m_outputTermProc;
 210 }
 211
 212 QDockWidget* DebuggerMainWnd::createDockWidget(const char* name, const QString& title)
 213 {
 214     QDockWidget* w = new QDockWidget(title, this);
 215     w->setObjectName(name);
 216     // view menu changes when docking state changes
 217     connect(w, SIGNAL(visibilityChanged(bool)), SLOT(updateUI()));
 218     return w;
 219 }
 220
 221 QAction* DebuggerMainWnd::createAction(const QString& text, const char* icon,
 222                         int shortcut, const QObject* receiver,
 223                         const char* slot, const char* name)
 224 {
 225     QAction* a = actionCollection()->addAction(name);
 226     a->setText(text);
 227     a->setIcon(QIcon(new KIconEngine(icon, KIconLoader::global())));
 228     if (shortcut)
 229         actionCollection()->setDefaultShortcut(a, QKeySequence(shortcut));
 230     connect(a, SIGNAL(triggered()), receiver, slot);
 231     return a;
 232 }
 233
 234 QAction* DebuggerMainWnd::createAction(const QString& text,
 235                         int shortcut, const QObject* receiver,
 236                         const char* slot, const char* name)
 237 {
 238     QAction* a = actionCollection()->addAction(name);
 239     a->setText(text);
 240     if (shortcut)
 241         actionCollection()->setDefaultShortcut(a, QKeySequence(shortcut));
 242     connect(a, SIGNAL(triggered()), receiver, slot);
 243     return a;
 244 }
 245
 246
 247 void DebuggerMainWnd::initKAction()
 248 {
 249     // file menu
 250     QAction* open = KStandardAction::open(this, SLOT(slotFileOpen()),
 251                       actionCollection());
 252     open->setText(i18n("&Open Source..."));
 253     m_closeAction = KStandardAction::close(m_filesWindow, SLOT(slotClose()), actionCollection());
 254     m_reloadAction = createAction(i18n("&Reload Source"), "view-refresh", 0,
 255                         m_filesWindow, SLOT(slotFileReload()), "file_reload");
 256     m_fileExecAction = createAction(i18n("&Executable..."),
 257                         "document-open-executable", 0,
 258                         this, SLOT(slotFileExe()), "file_executable");
 259     m_recentExecAction = KStandardAction::openRecent(this, SLOT(slotRecentExec(const QUrl&)),
 260                       actionCollection());
 261     m_recentExecAction->setObjectName("file_executable_recent");
 262     m_recentExecAction->setText(i18n("Recent E&xecutables"));
 263     m_coreDumpAction = createAction(i18n("&Core dump..."), 0,
 264                         this, SLOT(slotFileCore()), "file_core_dump");
 265     KStandardAction::quit(this, SLOT(close()), actionCollection());
 266
 267     // settings menu
 268     m_settingsAction = createAction(i18n("This &Program..."), 0,
 269                         this, SLOT(slotFileProgSettings()), "settings_program");
 270     createAction(i18n("&Global Options..."), 0,
 271                         this, SLOT(slotFileGlobalSettings()), "settings_global");
 272     KStandardAction::keyBindings(this, SLOT(slotConfigureKeys()), actionCollection());
 273     KStandardAction::showStatusbar(this, SLOT(slotViewStatusbar()), actionCollection());
 274
 275     // view menu
 276     m_findAction = KStandardAction::find(m_filesWindow, SLOT(slotViewFind()), actionCollection());
 277     KStandardAction::findNext(m_filesWindow, SLOT(slotFindForward()), actionCollection());
 278     KStandardAction::findPrev(m_filesWindow, SLOT(slotFindBackward()), actionCollection());
 279
 280     i18n("Source &code");
 281     struct { QString text; QWidget* w; QString id; QAction** act; } dw[] = {
 282         { i18n("Stac&k"), m_btWindow, "view_stack", &m_btWindowAction },
 283         { i18n("&Locals"), m_localVariables, "view_locals", &m_localVariablesAction },
 284         { i18n("&Watched expressions"), m_watches, "view_watched_expressions", &m_watchesAction },
 285         { i18n("&Registers"), m_registers, "view_registers", &m_registersAction },
 286         { i18n("&Breakpoints"), m_bpTable, "view_breakpoints", &m_bpTableAction },
 287         { i18n("T&hreads"), m_threads, "view_threads", &m_threadsAction },
 288         { i18n("&Output"), m_ttyWindow, "view_output", &m_ttyWindowAction },
 289         { i18n("&Memory"), m_memoryWindow, "view_memory", &m_memoryWindowAction }
 290     };
 291     for (unsigned i = 0; i < sizeof(dw)/sizeof(dw[0]); i++) {
 292         QDockWidget* d = dockParent(dw[i].w);
 293         *dw[i].act = new KToggleAction(dw[i].text, actionCollection());
 294         actionCollection()->addAction(dw[i].id, *dw[i].act);
 295         connect(*dw[i].act, SIGNAL(triggered()), d, SLOT(show()));
 296     }
 297
 298     // execution menu
 299     m_runAction = createAction(i18n("&Run"),
 300                         "debug-run", Qt::Key_F5,
 301                         m_debugger, SLOT(programRun()), "exec_run");
 302     connect(m_runAction, SIGNAL(triggered()), this, SLOT(intoBackground()));
 303     m_stepIntoAction = createAction(i18n("Step &into"),
 304                         "debug-step-into", Qt::Key_F8,
 305                         m_debugger, SLOT(programStep()), "exec_step_into");
 306     connect(m_stepIntoAction, SIGNAL(triggered()), this, SLOT(intoBackground()));
 307     m_stepOverAction = createAction(i18n("Step &over"),
 308                         "debug-step-over", Qt::Key_F10,
 309                         m_debugger, SLOT(programNext()), "exec_step_over");
 310     connect(m_stepOverAction, SIGNAL(triggered()), this, SLOT(intoBackground()));
 311     m_stepOutAction = createAction(i18n("Step o&ut"),
 312                         "debug-step-out", Qt::Key_F6,
 313                         m_debugger, SLOT(programFinish()), "exec_step_out");
 314     connect(m_stepOutAction, SIGNAL(triggered()), this, SLOT(intoBackground()));
 315     m_toCursorAction = createAction(i18n("Run to &cursor"),
 316                         "debug-execute-to-cursor", Qt::Key_F7,
 317                         this, SLOT(slotExecUntil()), "exec_run_to_cursor");
 318     connect(m_toCursorAction, SIGNAL(triggered()), this, SLOT(intoBackground()));
 319     m_stepIntoIAction = createAction(i18n("Step i&nto by instruction"),
 320                         "debug-step-into-instruction", Qt::SHIFT+Qt::Key_F8,
 321                         m_debugger, SLOT(programStepi()), "exec_step_into_by_insn");
 322     connect(m_stepIntoIAction, SIGNAL(triggered()), this, SLOT(intoBackground()));
 323     m_stepOverIAction = createAction(i18n("Step o&ver by instruction"),
 324                         "debug-step-instruction", Qt::SHIFT+Qt::Key_F10,
 325                         m_debugger, SLOT(programNexti()), "exec_step_over_by_insn");
 326     connect(m_stepOverIAction, SIGNAL(triggered()), this, SLOT(intoBackground()));
 327     m_execMovePCAction = createAction(i18n("&Program counter to current line"),
 328                         "debug-run-cursor", 0,
 329                         m_filesWindow, SLOT(slotMoveProgramCounter()), "exec_movepc");
 330     m_breakAction = createAction(i18n("&Break"), 0,
 331                         m_debugger, SLOT(programBreak()), "exec_break");
 332     m_killAction = createAction(i18n("&Kill"), 0,
 333                         m_debugger, SLOT(programKill()), "exec_kill");
 334     m_restartAction = createAction(i18n("Re&start"), 0,
 335                         m_debugger, SLOT(programRunAgain()), "exec_restart");
 336     m_attachAction = createAction(i18n("A&ttach..."), 0,
 337                         this, SLOT(slotExecAttach()), "exec_attach");
 338     m_detachAction = createAction(i18n("&Detach"), 0,
 339                         m_debugger, SLOT(programDetach()), "exec_detach");
 340     m_argumentsAction = createAction(i18n("&Arguments..."), 0,
 341                         this, SLOT(slotExecArgs()), "exec_arguments");
 342
 343     // breakpoint menu
 344     m_bpSetAction = createAction(i18n("Set/Clear &breakpoint"), "brkpt", Qt::Key_F9,
 345                         m_filesWindow, SLOT(slotBrkptSet()), "breakpoint_set");
 346     m_bpSetTempAction = createAction(i18n("Set &temporary breakpoint"), Qt::SHIFT+Qt::Key_F9,
 347                         m_filesWindow, SLOT(slotBrkptSetTemp()), "breakpoint_set_temporary");
 348     m_bpEnableAction = createAction(i18n("&Enable/Disable breakpoint"), Qt::CTRL+Qt::Key_F9,
 349                         m_filesWindow, SLOT(slotBrkptEnable()), "breakpoint_enable");
 350
 351     // only in popup menus
 352     createAction(i18n("Watch Expression"), 0,
 353                         this, SLOT(slotLocalsToWatch()), "watch_expression");
 354     m_editValueAction = createAction(i18n("Edit Value"), Qt::Key_F2,
 355                         this, SLOT(slotEditValue()), "edit_value");
 356
 357     // all actions force an UI update
 358     QList<QAction*> actions = actionCollection()->actions();
 359     foreach(QAction* action, actions) {
 360         connect(action, SIGNAL(triggered()), this, SLOT(updateUI()));
 361     }
 362 }
 363
 364 void DebuggerMainWnd::initAnimation()
 365 {
 366     KToolBar* toolbar = toolBar("mainToolBar");
 367     m_animation = new KAnimatedButton(toolbar);
 368     toolbar->addWidget(m_animation);
 369     m_animation->setAnimationPath(KIconLoader::global()->moviePath("pulse", KIconLoader::Toolbar));
 370     connect(m_animation, SIGNAL(clicked(bool)), m_debugger, SLOT(programBreak()));
 371     m_animRunning = false;
 372 }
 373
 374 void DebuggerMainWnd::initStatusBar()
 375 {
 376     QStatusBar* statusbar = statusBar();
 377     m_statusActiveLabel = new KSqueezedTextLabel(statusbar);
 378     m_statusActiveLabel->setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
 379     statusbar->addPermanentWidget(m_statusActiveLabel);
 380     m_statusActiveLabel->show();
 381     m_lastActiveStatusText = m_statusActive;
 382
 383     /* message pane */
 384     m_statusMsgLabel = new KSqueezedTextLabel(statusbar);
 385     m_statusMsgLabel->setAlignment(Qt::AlignHCenter | Qt::AlignVCenter);
 386     statusbar->addPermanentWidget(m_statusMsgLabel);
 387     m_statusMsgLabel->show();
 388
 389     // reserve some translations
 390     i18n("Restart");
 391     i18n("Core dump");
 392 }
 393
 394 bool DebuggerMainWnd::queryClose()
 395 {
 396     if (m_debugger != 0) {
 397         m_debugger->shutdown();
 398     }
 399     return true;
 400 }
 401
 402
 403 // instance properties
 404 void DebuggerMainWnd::saveProperties(KConfigGroup& cg)
 405 {
 406     // session management
 407     QString executable = "";
 408     if (m_debugger != 0) {
 409         executable = m_debugger->executable();
 410     }
 411     cg.writeEntry("executable", executable);
 412 }
 413
 414 void DebuggerMainWnd::readProperties(const KConfigGroup& cg)
 415 {
 416     // session management
 417     QString execName = cg.readEntry("executable");
 418
 419     TRACE("readProperties: executable=" + execName);
 420     if (!execName.isEmpty()) {
 421         debugProgram(execName, "");
 422     }
 423 }
 424
 425 static const char RecentExecutables[] = "RecentExecutables";
 426 static const char LastSession[] = "LastSession";
 427 static const char OutputWindowGroup[] = "OutputWindow";
 428 static const char TermCmdStr[] = "TermCmdStr";
 429 static const char KeepScript[] = "KeepScript";
 430 static const char DebuggerGroup[] = "Debugger";
 431 static const char DebuggerCmdStr[] = "DebuggerCmdStr";
 432 static const char PreferencesGroup[] = "Preferences";
 433 static const char PopForeground[] = "PopForeground";
 434 static const char BackTimeout[] = "BackTimeout";
 435 static const char TabWidth[] = "TabWidth";
 436 static const char SourceFileFilter[] = "SourceFileFilter";
 437 static const char HeaderFileFilter[] = "HeaderFileFilter";
 438
 439 void DebuggerMainWnd::saveSettings(KSharedConfigPtr config)
 440 {
 441     m_recentExecAction->saveEntries(config->group(RecentExecutables));
 442
 443     KConfigGroup lg = config->group(LastSession);
 444     lg.writeEntry("Width0Locals", m_localVariables->columnWidth(0));
 445     lg.writeEntry("Width0Watches", m_watches->columnWidth(0));
 446
 447     if (m_debugger != 0) {
 448         m_debugger->saveSettings(config.data());
 449     }
 450
 451     config->group(OutputWindowGroup).writeEntry(TermCmdStr, m_outputTermCmdStr);
 452     config->group(DebuggerGroup).writeEntry(DebuggerCmdStr, m_debuggerCmdStr);
 453
 454     KConfigGroup pg(config->group(PreferencesGroup));
 455     pg.writeEntry(PopForeground, m_popForeground);
 456     pg.writeEntry(BackTimeout, m_backTimeout);
 457     pg.writeEntry(TabWidth, m_tabWidth);
 458     pg.writeEntry(SourceFileFilter, m_sourceFilter);
 459     pg.writeEntry(HeaderFileFilter, m_headerFilter);
 460 }
 461
 462 void DebuggerMainWnd::restoreSettings(KSharedConfigPtr config)
 463 {
 464     m_recentExecAction->loadEntries(config->group(RecentExecutables));
 465
 466     KConfigGroup lg = config->group(LastSession);
 467     int w;
 468     w = lg.readEntry("Width0Locals", -1);
 469     if (w >= 0 && w < 30000)
 470         m_localVariables->setColumnWidth(0, w);
 471     w = lg.readEntry("Width0Watches", -1);
 472     if (w >= 0 && w < 30000)
 473         m_watches->setColumnWidth(0, w);
 474
 475     if (m_debugger != 0) {
 476         m_debugger->restoreSettings(config.data());
 477     }
 478
 479     KConfigGroup og(config->group(OutputWindowGroup));
 480     /*
 481      * For debugging and emergency purposes, let the config file override
 482      * the shell script that is used to keep the output window open. This
 483      * string must have EXACTLY 1 %s sequence in it.
 484      */
 485     setTerminalCmd(og.readEntry(TermCmdStr, defaultTermCmdStr));
 486     m_outputTermKeepScript = og.readEntry(KeepScript);
 487
 488     setDebuggerCmdStr(config->group(DebuggerGroup).readEntry(DebuggerCmdStr));
 489
 490     KConfigGroup pg(config->group(PreferencesGroup));
 491     m_popForeground = pg.readEntry(PopForeground, false);
 492     m_backTimeout = pg.readEntry(BackTimeout, 1000);
 493     m_tabWidth = pg.readEntry(TabWidth, 0);
 494     m_sourceFilter = pg.readEntry(SourceFileFilter, m_sourceFilter);
 495     m_headerFilter = pg.readEntry(HeaderFileFilter, m_headerFilter);
 496
 497     emit setTabWidth(m_tabWidth);
 498 }
 499
 500 void DebuggerMainWnd::updateUI()
 501 {
 502     m_findAction->setChecked(m_filesWindow->m_findDlg.isVisible());
 503     m_findAction->setEnabled(m_filesWindow->hasWindows());
 504     m_bpSetAction->setEnabled(m_debugger->canChangeBreakpoints());
 505     m_bpSetTempAction->setEnabled(m_debugger->canChangeBreakpoints());
 506     m_bpEnableAction->setEnabled(m_debugger->canChangeBreakpoints());
 507     m_bpTableAction->setChecked(isDockVisible(m_bpTable));
 508     m_btWindowAction->setChecked(isDockVisible(m_btWindow));
 509     m_localVariablesAction->setChecked(isDockVisible(m_localVariables));
 510     m_watchesAction->setChecked(isDockVisible(m_watches));
 511     m_registersAction->setChecked(isDockVisible(m_registers));
 512     m_threadsAction->setChecked(isDockVisible(m_threads));
 513     m_memoryWindowAction->setChecked(isDockVisible(m_memoryWindow));
 514     m_ttyWindowAction->setChecked(isDockVisible(m_ttyWindow));
 515
 516     m_fileExecAction->setEnabled(m_debugger->isIdle());
 517     m_settingsAction->setEnabled(m_debugger->haveExecutable());
 518     m_coreDumpAction->setEnabled(m_debugger->canStart());
 519     m_closeAction->setEnabled(m_filesWindow->hasWindows());
 520     m_reloadAction->setEnabled(m_filesWindow->hasWindows());
 521     m_stepIntoAction->setEnabled(m_debugger->canSingleStep());
 522     m_stepIntoIAction->setEnabled(m_debugger->canSingleStep());
 523     m_stepOverAction->setEnabled(m_debugger->canSingleStep());
 524     m_stepOverIAction->setEnabled(m_debugger->canSingleStep());
 525     m_stepOutAction->setEnabled(m_debugger->canSingleStep());
 526     m_toCursorAction->setEnabled(m_debugger->canSingleStep());
 527     m_execMovePCAction->setEnabled(m_debugger->canSingleStep());
 528     m_restartAction->setEnabled(m_debugger->canSingleStep());
 529     m_attachAction->setEnabled(m_debugger->isReady());
 530     m_detachAction->setEnabled(m_debugger->canSingleStep());
 531     m_runAction->setEnabled(m_debugger->canStart() || m_debugger->canSingleStep());
 532     m_killAction->setEnabled(m_debugger->haveExecutable() && m_debugger->isProgramActive());
 533     m_breakAction->setEnabled(m_debugger->isProgramRunning());
 534     m_argumentsAction->setEnabled(m_debugger->haveExecutable());
 535     m_editValueAction->setEnabled(m_debugger->canSingleStep());
 536
 537     // animation
 538     if (m_debugger->isIdle()) {
 539         if (m_animRunning && m_animation) {
 540             m_animation->stop();
 541             m_animRunning = false;
 542         }
 543     } else {
 544         if (!m_animRunning && m_animation) {
 545             m_animation->start();
 546             m_animRunning = true;
 547         }
 548     }
 549
 550     // update statusbar
 551     QString newStatus;
 552     if (m_debugger->isProgramActive())
 553         newStatus = m_statusActive;
 554     if (newStatus != m_lastActiveStatusText) {
 555         m_statusActiveLabel->setText(newStatus);
 556         m_lastActiveStatusText = newStatus;
 557     }
 558 }
 559
 560 void DebuggerMainWnd::updateLineItems()
 561 {
 562     m_filesWindow->updateLineItems(m_debugger);
 563 }
 564
 565 void DebuggerMainWnd::slotAddWatch()
 566 {
 567     if (m_debugger != 0) {
 568         QString t = m_watches->watchText();
 569         m_debugger->addWatch(t);
 570     }
 571 }
 572
 573 void DebuggerMainWnd::slotAddWatch(const QString& text)
 574 {
 575     if (m_debugger != 0) {
 576         m_debugger->addWatch(text);
 577     }
 578 }
 579
 580 void DebuggerMainWnd::slotNewFileLoaded()
 581 {
 582     // updates program counter in the new file
 583     if (m_debugger != 0)
 584         m_filesWindow->updateLineItems(m_debugger);
 585 }
 586
 587 QDockWidget* DebuggerMainWnd::dockParent(QWidget* w)
 588 {
 589     while ((w = w->parentWidget()) != 0) {
 590         if (QDockWidget* dock = qobject_cast<QDockWidget*>(w))
 591             return dock;
 592     }
 593     return 0;
 594 }
 595
 596 bool DebuggerMainWnd::isDockVisible(QWidget* w)
 597 {
 598     QDockWidget* d = dockParent(w);
 599     return d != 0 && d->isVisible();
 600 }
 601
 602 void DebuggerMainWnd::makeDefaultLayout()
 603 {
 604     // +---------------+---------+
 605     // | Source        | Locals  |
 606     // |               |         |
 607     // |---------------+---------+
 608     // |Stack, Brkpts, | Watches |
 609     // |Output,...     |         |
 610     // +---------------+---------+
 611
 612     addDockWidget(Qt::RightDockWidgetArea, dockParent(m_localVariables));
 613     addDockWidget(Qt::BottomDockWidgetArea, dockParent(m_memoryWindow));
 614     splitDockWidget(dockParent(m_memoryWindow), dockParent(m_threads), Qt::Horizontal);
 615     tabifyDockWidget(dockParent(m_memoryWindow), dockParent(m_registers));
 616     tabifyDockWidget(dockParent(m_registers), dockParent(m_bpTable));
 617     tabifyDockWidget(dockParent(m_bpTable), dockParent(m_ttyWindow));
 618     tabifyDockWidget(dockParent(m_ttyWindow), dockParent(m_btWindow));
 619     tabifyDockWidget(dockParent(m_threads), dockParent(m_watches));
 620     dockParent(m_localVariables)->setVisible(true);
 621     dockParent(m_ttyWindow)->setVisible(true);
 622     dockParent(m_watches)->setVisible(true);
 623     dockParent(m_btWindow)->setVisible(true);
 624     dockParent(m_bpTable)->setVisible(true);
 625 }
 626
 627 bool DebuggerMainWnd::debugProgram(const QString& exe, const QString& lang)
 628 {
 629     // check the file name
 630     QFileInfo fi(exe);
 631
 632     bool success = fi.isFile();
 633     if (!success)
 634     {
 635         QString msg = i18n("`%1' is not a file or does not exist");
 636         KMessageBox::sorry(this, msg.arg(exe));
 637     }
 638     else
 639     {
 640         success = startDriver(fi.absoluteFilePath(), lang);
 641     }
 642
 643     if (success)
 644     {
 645         m_recentExecAction->addUrl(QUrl::fromLocalFile(fi.absoluteFilePath()));
 646
 647         // keep the directory
 648         m_lastDirectory = fi.absolutePath();
 649         m_filesWindow->setExtraDirectory(m_lastDirectory);
 650
 651         // set caption to basename part of executable
 652         QString caption = fi.fileName();
 653         setCaption(caption);
 654     }
 655     else
 656     {
 657         m_recentExecAction->removeUrl(QUrl::fromLocalFile(fi.absoluteFilePath()));
 658     }
 659
 660     return success;
 661 }
 662
 663 static const char GeneralGroup[] = "General";
 664
 665 bool DebuggerMainWnd::startDriver(const QString& executable, QString lang)
 666 {
 667     assert(m_debugger != 0);
 668
 669     TRACE(QString("trying language '%1'...").arg(lang));
 670     DebuggerDriver* driver = driverFromLang(lang);
 671
 672     if (driver == 0)
 673     {
 674         // see if there is a language in the per-program config file
 675         QString configName = m_debugger->getConfigForExe(executable);
 676         if (QFile::exists(configName))
 677         {
 678             KConfig c(configName, KConfig::SimpleConfig);
 679
 680             // Using "GDB" as default here is for backwards compatibility:
 681             // The config file exists but doesn't have an entry,
 682             // so it must have been created by an old version of KDbg
 683             // that had only the GDB driver.
 684             lang = c.group(GeneralGroup)
 685                     .readEntry(KDebugger::DriverNameEntry, "GDB");
 686
 687             TRACE(QString("...bad, trying config driver %1...").arg(lang));
 688             driver = driverFromLang(lang);
 689         }
 690
 691     }
 692     if (driver == 0)
 693     {
 694         QString name = driverNameFromFile(executable);
 695
 696         TRACE(QString("...no luck, trying %1 derived"
 697                 " from file contents").arg(name));
 698         driver = driverFromLang(name);
 699     }
 700     if (driver == 0)
 701     {
 702         // oops
 703         QString msg = i18n("Don't know how to debug language `%1'");
 704         KMessageBox::sorry(this, msg.arg(lang));
 705         return false;
 706     }
 707
 708     driver->setLogFileName(m_transcriptFile);
 709
 710     bool success = m_debugger->debugProgram(executable, driver);
 711
 712     if (!success)
 713     {
 714         delete driver;
 715
 716         QString msg = i18n("Could not start the debugger process.\n"
 717                            "Please shut down KDbg and resolve the problem.");
 718         KMessageBox::sorry(this, msg);
 719     }
 720
 721     return success;
 722 }
 723
 724 // derive driver from language
 725 DebuggerDriver* DebuggerMainWnd::driverFromLang(QString lang)
 726 {
 727     // lang is needed in all lowercase
 728     lang = lang.toLower();
 729
 730     // The following table relates languages and debugger drivers
 731     static const struct L {
 732         const char* shortest;   // abbreviated to this is still unique
 733         const char* full;       // full name of language
 734         int driver;
 735     } langs[] = {
 736         { "c",       "c++",     1 },
 737         { "f",       "fortran", 1 },
 738         { "p",       "python",  3 },
 739         { "x",       "xslt",    2 },
 740         // the following are actually driver names
 741         { "gdb",     "gdb",     1 },
 742         { "xsldbg",  "xsldbg",  2 },
 743     };
 744     const int N = sizeof(langs)/sizeof(langs[0]);
 745
 746     // lookup the language name
 747     int driverID = 0;
 748     for (int i = 0; i < N; i++)
 749     {
 750         const L& l = langs[i];
 751
 752         // shortest must match
 753         if (!lang.startsWith(l.shortest))
 754             continue;
 755
 756         // lang must not be longer than the full name, and it must match
 757         if (QString(l.full).startsWith(lang))
 758         {
 759             driverID = l.driver;
 760             break;
 761         }
 762     }
 763     DebuggerDriver* driver = 0;
 764     switch (driverID) {
 765     case 1:
 766         {
 767             GdbDriver* gdb = new GdbDriver;
 768             gdb->setDefaultInvocation(m_debuggerCmdStr);
 769             driver = gdb;
 770         }
 771         break;
 772     case 2:
 773         driver = new XsldbgDriver;
 774         break;
 775     default:
 776         // unknown language
 777         break;
 778     }
 779     return driver;
 780 }
 781
 782 /**
 783  * Try to guess the language to use from the contents of the file.
 784  */
 785 QString DebuggerMainWnd::driverNameFromFile(const QString& exe)
 786 {
 787     /* Inprecise but simple test to see if file is in XSLT language */
 788     if (exe.right(4).toLower() == ".xsl")
 789         return "XSLT";
 790
 791     return "GDB";
 792 }
 793
 794 void DebuggerMainWnd::setCoreFile(const QString& corefile)
 795 {
 796     assert(m_debugger != 0);
 797     m_debugger->useCoreFile(corefile, true);
 798 }
 799
 800 void DebuggerMainWnd::setRemoteDevice(const QString& remoteDevice)
 801 {
 802     if (m_debugger != 0) {
 803         m_debugger->setRemoteDevice(remoteDevice);
 804     }
 805 }
 806
 807 void DebuggerMainWnd::overrideProgramArguments(const QString& args)
 808 {
 809     assert(m_debugger != 0);
 810     m_debugger->overrideProgramArguments(args);
 811 }
 812
 813 void DebuggerMainWnd::setTranscript(const QString& name)
 814 {
 815     m_transcriptFile = name;
 816     if (m_debugger != 0 && m_debugger->driver() != 0)
 817         m_debugger->driver()->setLogFileName(m_transcriptFile);
 818 }
 819
 820 void DebuggerMainWnd::setAttachPid(const QString& pid)
 821 {
 822     assert(m_debugger != 0);
 823     m_debugger->setAttachPid(pid);
 824 }
 825
 826 void DebuggerMainWnd::slotNewStatusMsg()
 827 {
 828     QString msg = m_debugger->statusMessage();
 829     m_statusMsgLabel->setText(msg.trimmed());
 830 }
 831
 832 void DebuggerMainWnd::slotFileGlobalSettings()
 833 {
 834     int oldTabWidth = m_tabWidth;
 835
 836     KPageDialog dlg(this);
 837     dlg.setWindowTitle(i18n("Global Options"));
 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         m_outputTermProc->kill();
 906         break;
 907     default: break;
 908     }
 909
 910     m_ttyLevel = m_debugger->ttyLevel();
 911
 912     QString ttyName;
 913     switch (m_ttyLevel) {
 914     case KDebugger::ttySimpleOutputOnly:
 915         ttyName = m_ttyWindow->activate();
 916         break;
 917     case KDebugger::ttyFull:
 918         // create an output window
 919         ttyName = createOutputWindow();
 920         TRACE(ttyName.isEmpty() ?
 921               "createOuputWindow failed" : "successfully created output window");
 922         break;
 923     default: break;
 924     }
 925
 926     m_debugger->setTerminal(ttyName);
 927 }
 928
 929 void DebuggerMainWnd::slotToggleBreak(const QString& fileName, int lineNo,
 930                                       const DbgAddr& address, bool temp)
 931 {
 932     // lineNo is zero-based
 933     if (m_debugger != 0) {
 934         m_debugger->setBreakpoint(fileName, lineNo, address, temp);
 935     }
 936 }
 937
 938 void DebuggerMainWnd::slotEnaDisBreak(const QString& fileName, int lineNo,
 939                                       const DbgAddr& address)
 940 {
 941     // lineNo is zero-based
 942     if (m_debugger != 0) {
 943         m_debugger->enableDisableBreakpoint(fileName, lineNo, address);
 944     }
 945 }
 946
 947 QString DebuggerMainWnd::createOutputWindow()
 948 {
 949     // create a name for a fifo
 950     QString fifoName;
 951     fifoName.sprintf("/tmp/kdbgttywin%05d", ::getpid());
 952
 953     // create a fifo that will pass in the tty name
 954     QFile::remove(fifoName);            // remove remnants
 955 #ifdef HAVE_MKFIFO
 956     if (::mkfifo(fifoName.toLocal8Bit(), S_IRUSR|S_IWUSR) < 0) {
 957         // failed
 958         TRACE("mkfifo " + fifoName + " failed");
 959         return QString();
 960     }
 961 #else
 962     if (::mknod(fifoName.toLocal8Bit(), S_IFIFO | S_IRUSR|S_IWUSR, 0) < 0) {
 963         // failed
 964         TRACE("mknod " + fifoName + " failed");
 965         return QString();
 966     }
 967 #endif
 968
 969     /*
 970      * Spawn an xterm that in turn runs a shell script that passes us
 971      * back the terminal name and then only sits and waits.
 972      */
 973     static const char shellScriptFmt[] =
 974         "tty>%s;"
 975         "trap \"\" INT QUIT TSTP;"      /* ignore various signals */
 976         "exec<&-;exec>&-;"              /* close stdin and stdout */
 977         "while :;do sleep 3600;done";
 978     // let config file override this script
 979     QString shellScript;
 980     if (!m_outputTermKeepScript.isEmpty()) {
 981         shellScript = m_outputTermKeepScript;
 982     } else {
 983         shellScript = shellScriptFmt;
 984     }
 985
 986     shellScript.replace("%s", fifoName);
 987     TRACE("output window script is " + shellScript);
 988
 989     QString title = QGuiApplication::applicationDisplayName();
 990     title += i18n(": Program output");
 991
 992     // parse the command line specified in the preferences
 993     QStringList cmdParts = m_outputTermCmdStr.split(' ');
 994
 995     /*
 996      * Build the argv array. Thereby substitute special sequences:
 997      */
 998     struct {
 999         char seq[4];
1000         QString replace;
1001     } substitute[] = {
1002         { "%T", title },
1003         { "%C", shellScript }
1004     };
1005
1006     for (QStringList::iterator i = cmdParts.begin(); i != cmdParts.end(); ++i)
1007     {
1008         QString& str = *i;
1009         for (int j = sizeof(substitute)/sizeof(substitute[0])-1; j >= 0; j--) {
1010             int pos = str.indexOf(substitute[j].seq);
1011             if (pos >= 0) {
1012                 str.replace(pos, 2, substitute[j].replace);
1013                 break;          /* substitute only one sequence */
1014             }
1015         }
1016     }
1017
1018     QString tty, pgm = cmdParts.takeFirst();
1019
1020     m_outputTermProc->start(pgm, cmdParts);
1021     if (m_outputTermProc->waitForStarted())
1022     {
1023         // read the ttyname from the fifo
1024         QFile f(fifoName);
1025         if (f.open(QIODevice::ReadOnly))
1026         {
1027             QByteArray t = f.readAll();
1028             tty = QString::fromLocal8Bit(t, t.size());
1029             f.close();
1030         }
1031         f.remove();
1032
1033         // remove whitespace
1034         tty = tty.trimmed();
1035         TRACE("tty=" + tty);
1036     }
1037     else
1038     {
1039         // error, could not start xterm
1040         TRACE("fork failed for fifo " + fifoName);
1041         QFile::remove(fifoName);
1042     }
1043
1044     return tty;
1045 }
1046
1047 void DebuggerMainWnd::slotProgramStopped()
1048 {
1049     // when the program stopped, move the window to the foreground
1050     if (m_popForeground) {
1051         // unfortunately, this requires quite some force to work :-(
1052         KWindowSystem::raiseWindow(winId());
1053         KWindowSystem::forceActiveWindow(winId());
1054     }
1055     m_backTimer.stop();
1056 }
1057
1058 void DebuggerMainWnd::intoBackground()
1059 {
1060     if (m_popForeground) {
1061         m_backTimer.setSingleShot(true);
1062         m_backTimer.start(m_backTimeout);
1063     }
1064 }
1065
1066 void DebuggerMainWnd::slotBackTimer()
1067 {
1068     lower();
1069 }
1070
1071 void DebuggerMainWnd::slotRecentExec(const QUrl& url)
1072 {
1073     QString exe = url.toLocalFile();
1074     debugProgram(exe, "");
1075 }
1076
1077 QString DebuggerMainWnd::makeSourceFilter()
1078 {
1079     QString f;
1080     f = i18n("All source files") + " (" + m_sourceFilter + " " + m_headerFilter + ")";
1081     f += ";;" + i18n("Source files") + " (" + m_sourceFilter + ")";
1082     f += ";;" + i18n("Header files") + " (" + m_headerFilter + ")";
1083     f += ";;" + i18n("All files") + " (*)";
1084     return f;
1085 }
1086
1087 /*
1088  * Pop up the context menu in the locals window
1089  */
1090 void DebuggerMainWnd::slotLocalsPopup(const QPoint& pt)
1091 {
1092     QMenu* popup = static_cast<QMenu*>(factory()->container("popup_locals", this));
1093     if (popup == 0) {
1094         return;
1095     }
1096     if (popup->isVisible()) {
1097         popup->hide();
1098     } else {
1099         popup->popup(m_localVariables->viewport()->mapToGlobal(pt));
1100     }
1101 }
1102
1103 /*
1104  * Copies the currently selected item to the watch window.
1105  */
1106 void DebuggerMainWnd::slotLocalsToWatch()
1107 {
1108     VarTree* item = m_localVariables->selectedItem();
1109
1110     if (item != 0 && m_debugger != 0) {
1111         QString text = item->computeExpr();
1112         m_debugger->addWatch(text);
1113     }
1114 }
1115
1116 /*
1117  * Starts editing a value in a value display
1118  */
1119 void DebuggerMainWnd::slotEditValue()
1120 {
1121     // does one of the value trees have the focus
1122     QWidget* f = QApplication::focusWidget();
1123     ExprWnd* wnd;
1124     if (f == m_localVariables) {
1125         wnd = m_localVariables;
1126     } else if (f == m_watches->watchVariables()) {
1127         wnd = m_watches->watchVariables();
1128     } else {
1129         return;
1130     }
1131
1132     if (m_localVariables->isEditing() ||
1133         m_watches->watchVariables()->isEditing())
1134     {
1135         return;                         /* don't edit twice */
1136     }
1137
1138     VarTree* expr = wnd->selectedItem();
1139     if (expr != 0 && m_debugger != 0 && m_debugger->canSingleStep())
1140     {
1141         TRACE("edit value");
1142         // determine the text to edit
1143         QString text = m_debugger->driver()->editableValue(expr);
1144         wnd->editValue(expr, text);
1145     }
1146 }
1147
1148 void DebuggerMainWnd::slotFileOpen()
1149 {
1150     // start browsing in the active file's directory
1151     // fall back to last used directory (executable)
1152     QString dir = m_lastDirectory;
1153     QString fileName = m_filesWindow->activeFileName();
1154     if (!fileName.isEmpty()) {
1155         QFileInfo fi(fileName);
1156         dir = fi.path();
1157     }
1158
1159     fileName = QFileDialog::getOpenFileName(this,
1160                         i18n("Open"), dir, makeSourceFilter());
1161
1162     if (!fileName.isEmpty())
1163     {
1164         QFileInfo fi(fileName);
1165         m_lastDirectory = fi.path();
1166         m_filesWindow->setExtraDirectory(m_lastDirectory);
1167         m_filesWindow->activateFile(fileName);
1168     }
1169 }
1170
1171 void DebuggerMainWnd::slotFileExe()
1172 {
1173     if (m_debugger->isIdle())
1174     {
1175         // open a new executable
1176         QString executable = QFileDialog::getOpenFileName(this,
1177                                 i18n("Select the Executable to Debug"),
1178                                 m_lastDirectory);
1179         if (executable.isEmpty())
1180             return;
1181
1182         debugProgram(executable, "");
1183     }
1184 }
1185
1186 void DebuggerMainWnd::slotFileCore()
1187 {
1188     if (m_debugger->canStart())
1189     {
1190         QString corefile = QFileDialog::getOpenFileName(this,
1191                                 i18n("Select Core Dump"),
1192                                 m_lastDirectory);
1193         if (!corefile.isEmpty()) {
1194             m_debugger->useCoreFile(corefile, false);
1195         }
1196     }
1197 }
1198
1199 void DebuggerMainWnd::slotFileProgSettings()
1200 {
1201     if (m_debugger != 0) {
1202         m_debugger->programSettings(this);
1203     }
1204 }
1205
1206 void DebuggerMainWnd::slotViewStatusbar()
1207 {
1208     if (statusBar()->isVisible())
1209         statusBar()->hide();
1210     else
1211         statusBar()->show();
1212     setSettingsDirty();
1213 }
1214
1215 void DebuggerMainWnd::slotExecUntil()
1216 {
1217     if (m_debugger != 0)
1218     {
1219         QString file;
1220         int lineNo;
1221         if (m_filesWindow->activeLine(file, lineNo))
1222             m_debugger->runUntil(file, lineNo);
1223     }
1224 }
1225
1226 void DebuggerMainWnd::slotExecAttach()
1227 {
1228 #ifdef PS_COMMAND
1229     ProcAttachPS dlg(this);
1230     // seed filter with executable name
1231     QFileInfo fi = m_debugger->executable();
1232     dlg.setFilterText(fi.fileName());
1233 #else
1234     ProcAttach dlg(this);
1235     dlg.setText(m_debugger->attachedPid());
1236 #endif
1237     if (dlg.exec()) {
1238         m_debugger->attachProgram(dlg.text());
1239     }
1240 }
1241
1242 void DebuggerMainWnd::slotExecArgs()
1243 {
1244     if (m_debugger != 0) {
1245         m_debugger->programArgs(this);
1246     }
1247 }
1248
1249 void DebuggerMainWnd::slotConfigureKeys()
1250 {
1251     KShortcutsDialog::configure(actionCollection());
1252 }
1253
1254 #include "dbgmainwnd.moc"