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tdevelop/languages/cpp/debugger/debuggerpart.cpp

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/***************************************************************************
* Copyright (C) 1999-2001 by John Birch *
* jbb@kdevelop.org *
* Copyright (C) 2001 by Bernd Gehrmann *
* bernd@kdevelop.org *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "debuggerpart.h"
#include "label_with_double_click.h"
#include <tqdir.h>
#include <tqvbox.h>
#include <tqwhatsthis.h>
#include <tqpopupmenu.h>
#include <tqtooltip.h>
#include <tdeaction.h>
#include <kdebug.h>
#include <tdefiledialog.h>
#include <kdevgenericfactory.h>
#include <kiconloader.h>
#include <tdelocale.h>
#include <tdemainwindow.h>
#include <kstatusbar.h>
#include <tdeparts/part.h>
#include <tdetexteditor/viewcursorinterface.h>
#include <tdemessagebox.h>
#include <tdeapplication.h>
#include <dcopclient.h>
#include <tqtimer.h>
#include <kstringhandler.h>
#include <kdockwidget.h>
#include "kdevcore.h"
#include "kdevproject.h"
#include "kdevmainwindow.h"
#include "kdevappfrontend.h"
#include "kdevpartcontroller.h"
#include "kdevdebugger.h"
#include "domutil.h"
#include "variablewidget.h"
#include "gdbbreakpointwidget.h"
#include "framestackwidget.h"
#include "disassemblewidget.h"
#include "processwidget.h"
#include "gdbcontroller.h"
#include "breakpoint.h"
#include "dbgpsdlg.h"
#include "dbgtoolbar.h"
#include "memviewdlg.h"
#include "gdbparser.h"
#include "gdboutputwidget.h"
#include "debuggerconfigwidget.h"
#include "processlinemaker.h"
#include <iostream>
#include <kdevplugininfo.h>
#include <debugger.h>
namespace GDBDebugger
{
static const KDevPluginInfo data("kdevdebugger");
typedef KDevGenericFactory<DebuggerPart> DebuggerFactory;
K_EXPORT_COMPONENT_FACTORY( libkdevdebugger, DebuggerFactory( data ) )
DebuggerPart::DebuggerPart( TQObject *parent, const char *name, const TQStringList & ) :
KDevPlugin( &data, parent, name ? name : "DebuggerPart" ),
controller(0), previousDebuggerState_(s_dbgNotStarted),
justRestarted_(false), needRebuild_(true),
running_(false)
{
setObjId("DebuggerInterface");
setInstance(DebuggerFactory::instance());
setXMLFile("kdevdebugger.rc");
m_debugger = new Debugger( partController() );
statusBarIndicator = new LabelWithDoubleClick(
" ", mainWindow()->statusBar());
statusBarIndicator->setFixedWidth(15);
statusBarIndicator->setAlignment(TQt::AlignCenter);
mainWindow()->statusBar()->addWidget(statusBarIndicator, 0, true);
statusBarIndicator->show();
// Setup widgets and dbgcontroller
controller = new GDBController(*projectDom());
gdbBreakpointWidget = new GDBBreakpointWidget( controller,
0, "gdbBreakpointWidget" );
gdbBreakpointWidget->setCaption(i18n("Breakpoint List"));
TQWhatsThis::add
(gdbBreakpointWidget, i18n("<b>Breakpoint list</b><p>"
"Displays a list of breakpoints with "
"their current status. Clicking on a "
"breakpoint item allows you to change "
"the breakpoint and will take you "
"to the source in the editor window."));
gdbBreakpointWidget->setIcon( SmallIcon("process-stop") );
mainWindow()->embedOutputView(gdbBreakpointWidget, i18n("Breakpoints"), i18n("Debugger breakpoints"));
variableWidget = new VariableWidget( controller,
gdbBreakpointWidget,
0, "variablewidget");
mainWindow()->embedSelectView(variableWidget, i18n("Variables"),
i18n("Debugger variable-view"));
mainWindow()->setViewAvailable(variableWidget, false);
framestackWidget = new FramestackWidget( controller, 0, "framestackWidget" );
framestackWidget->setEnabled(false);
framestackWidget->setCaption(i18n("Frame Stack"));
TQWhatsThis::add
(framestackWidget, i18n("<b>Frame stack</b><p>"
"Often referred to as the \"call stack\", "
"this is a list showing what function is "
"currently active and who called each "
"function to get to this point in your "
"program. By clicking on an item you "
"can see the values in any of the "
"previous calling functions."));
framestackWidget->setIcon( SmallIcon("table") );
mainWindow()->embedOutputView(framestackWidget, i18n("Frame Stack"), i18n("Debugger function call stack"));
mainWindow()->setViewAvailable(framestackWidget, false);
disassembleWidget = new DisassembleWidget( controller, 0, "disassembleWidget" );
disassembleWidget->setEnabled(false);
disassembleWidget->setCaption(i18n("Machine Code Display"));
TQWhatsThis::add
(disassembleWidget, i18n("<b>Machine code display</b><p>"
"A machine code view into your running "
"executable with the current instruction "
"highlighted. You can step instruction by "
"instruction using the debuggers toolbar "
"buttons of \"step over\" instruction and "
"\"step into\" instruction."));
disassembleWidget->setIcon( SmallIcon("gear") );
mainWindow()->embedOutputView(disassembleWidget, i18n("Disassemble"),
i18n("Debugger disassemble view"));
mainWindow()->setViewAvailable(disassembleWidget, false);
gdbOutputWidget = new GDBOutputWidget( 0, "gdbOutputWidget" );
gdbOutputWidget->setEnabled(false);
gdbOutputWidget->setIcon( SmallIcon("inline_image") );
gdbOutputWidget->setCaption(i18n("GDB Output"));
TQWhatsThis::add
(gdbOutputWidget, i18n("<b>GDB output</b><p>"
"Shows all gdb commands being executed. "
"You can also issue any other gdb command while debugging."));
mainWindow()->embedOutputView(gdbOutputWidget, i18n("GDB"),
i18n("GDB output"));
mainWindow()->setViewAvailable(gdbOutputWidget, false);
// gdbBreakpointWidget -> this
connect( gdbBreakpointWidget, TQT_SIGNAL(refreshBPState(const Breakpoint&)),
this, TQT_SLOT(slotRefreshBPState(const Breakpoint&)));
connect( gdbBreakpointWidget, TQT_SIGNAL(publishBPState(const Breakpoint&)),
this, TQT_SLOT(slotRefreshBPState(const Breakpoint&)));
connect( gdbBreakpointWidget, TQT_SIGNAL(gotoSourcePosition(const TQString&, int)),
this, TQT_SLOT(slotGotoSource(const TQString&, int)) );
viewerWidget = new ViewerWidget( controller, 0, "viewerWidget");
mainWindow()->embedSelectView(viewerWidget,
i18n("Debug views"),
i18n("Special debugger views"));
mainWindow()->setViewAvailable(viewerWidget, false);
connect(viewerWidget, TQT_SIGNAL(setViewShown(bool)),
this, TQT_SLOT(slotShowView(bool)));
// Now setup the actions
TDEAction *action;
// action = new TDEAction(i18n("&Start"), "1rightarrow", CTRL+SHIFT+Key_F9,
action = new TDEAction(i18n("&Start"), "dbgrun", Key_F9,
this, TQT_SLOT(slotRun()),
actionCollection(), "debug_run");
action->setToolTip( i18n("Start in debugger") );
action->setWhatsThis( i18n("<b>Start in debugger</b><p>"
"Starts the debugger with the project's main "
"executable. You may set some breakpoints "
"before this, or you can interrupt the program "
"while it is running, in order to get information "
"about variables, frame stack, and so on.") );
action = new TDEAction(i18n("&Restart"), "dbgrestart", 0,
this, TQT_SLOT(slotRestart()),
actionCollection(), "debug_restart");
action->setToolTip( i18n("Restart program") );
action->setWhatsThis( i18n("<b>Restarts application</b><p>"
"Restarts applications from the beginning."
) );
action->setEnabled(false);
action = new TDEAction(i18n("Sto&p"), "process-stop", 0,
this, TQT_SLOT(slotStop()),
actionCollection(), "debug_stop");
action->setToolTip( i18n("Stop debugger") );
action->setWhatsThis(i18n("<b>Stop debugger</b><p>Kills the executable and exits the debugger."));
action = new TDEAction(i18n("Interrupt"), "player_pause", 0,
this, TQT_SLOT(slotPause()),
actionCollection(), "debug_pause");
action->setToolTip( i18n("Interrupt application") );
action->setWhatsThis(i18n("<b>Interrupt application</b><p>Interrupts the debugged process or current GDB command."));
action = new TDEAction(i18n("Run to &Cursor"), "dbgrunto", 0,
this, TQT_SLOT(slotRunToCursor()),
actionCollection(), "debug_runtocursor");
action->setToolTip( i18n("Run to cursor") );
action->setWhatsThis(i18n("<b>Run to cursor</b><p>Continues execution until the cursor position is reached."));
action = new TDEAction(i18n("Set E&xecution Position to Cursor"), "dbgjumpto", 0,
this, TQT_SLOT(slotJumpToCursor()),
actionCollection(), "debug_jumptocursor");
action->setToolTip( i18n("Jump to cursor") );
action->setWhatsThis(i18n("<b>Set Execution Position </b><p>Set the execution pointer to the current cursor position."));
action = new TDEAction(i18n("Step &Over"), "dbgnext", Key_F10,
this, TQT_SLOT(slotStepOver()),
actionCollection(), "debug_stepover");
action->setToolTip( i18n("Step over the next line") );
action->setWhatsThis( i18n("<b>Step over</b><p>"
"Executes one line of source in the current source file. "
"If the source line is a call to a function the whole "
"function is executed and the app will stop at the line "
"following the function call.") );
action = new TDEAction(i18n("Step over Ins&truction"), "dbgnextinst", 0,
this, TQT_SLOT(slotStepOverInstruction()),
actionCollection(), "debug_stepoverinst");
action->setToolTip( i18n("Step over instruction") );
action->setWhatsThis(i18n("<b>Step over instruction</b><p>Steps over the next assembly instruction."));
action = new TDEAction(i18n("Step &Into"), "dbgstep", Key_F11,
this, TQT_SLOT(slotStepInto()),
actionCollection(), "debug_stepinto");
action->setToolTip( i18n("Step into the next statement") );
action->setWhatsThis( i18n("<b>Step into</b><p>"
"Executes exactly one line of source. If the source line "
"is a call to a function then execution will stop after "
"the function has been entered.") );
action = new TDEAction(i18n("Step into I&nstruction"), "dbgstepinst", 0,
this, TQT_SLOT(slotStepIntoInstruction()),
actionCollection(), "debug_stepintoinst");
action->setToolTip( i18n("Step into instruction") );
action->setWhatsThis(i18n("<b>Step into instruction</b><p>Steps into the next assembly instruction."));
action = new TDEAction(i18n("Step O&ut"), "dbgstepout", Key_F12,
this, TQT_SLOT(slotStepOut()),
actionCollection(), "debug_stepout");
action->setToolTip( i18n("Steps out of the current function") );
action->setWhatsThis( i18n("<b>Step out</b><p>"
"Executes the application until the currently executing "
"function is completed. The debugger will then display "
"the line after the original call to that function. If "
"program execution is in the outermost frame (i.e. in "
"main()) then this operation has no effect.") );
action = new TDEAction(i18n("Viewers"), "dbgmemview", 0,
this, TQT_SLOT(slotMemoryView()),
actionCollection(), "debug_memview");
action->setToolTip( i18n("Debugger viewers") );
action->setWhatsThis(i18n("<b>Debugger viewers</b><p>Various information about application being executed. There are 4 views available:<br>"
"<b>Memory</b><br>"
"<b>Disassemble</b><br>"
"<b>Registers</b><br>"
"<b>Libraries</b>"));
action = new TDEAction(i18n("Examine Core File..."), "core", 0,
this, TQT_SLOT(slotExamineCore()),
actionCollection(), "debug_core");
action->setToolTip( i18n("Examine core file") );
action->setWhatsThis( i18n("<b>Examine core file</b><p>"
"This loads a core file, which is typically created "
"after the application has crashed, e.g. with a "
"segmentation fault. The core file contains an "
"image of the program memory at the time it crashed, "
"allowing you to do a post-mortem analysis.") );
action = new TDEAction(i18n("Attach to Process"), "connect_creating", 0,
this, TQT_SLOT(slotAttachProcess()),
actionCollection(), "debug_attach");
action->setToolTip( i18n("Attach to process") );
action->setWhatsThis(i18n("<b>Attach to process</b><p>Attaches the debugger to a running process."));
action = new TDEAction(i18n("Toggle Breakpoint"), 0, 0,
this, TQT_SLOT(toggleBreakpoint()),
actionCollection(), "debug_toggle_breakpoint");
action->setToolTip(i18n("Toggle breakpoint"));
action->setWhatsThis(i18n("<b>Toggle breakpoint</b><p>Toggles the breakpoint at the current line in editor."));
connect( mainWindow()->main()->guiFactory(), TQT_SIGNAL(clientAdded(KXMLGUIClient*)),
this, TQT_SLOT(guiClientAdded(KXMLGUIClient*)) );
connect( core(), TQT_SIGNAL(projectConfigWidget(KDialogBase*)),
this, TQT_SLOT(projectConfigWidget(KDialogBase*)) );
connect( partController(), TQT_SIGNAL(loadedFile(const KURL &)),
gdbBreakpointWidget, TQT_SLOT(slotRefreshBP(const KURL &)) );
connect( debugger(), TQT_SIGNAL(toggledBreakpoint(const TQString &, int)),
gdbBreakpointWidget, TQT_SLOT(slotToggleBreakpoint(const TQString &, int)) );
connect( debugger(), TQT_SIGNAL(editedBreakpoint(const TQString &, int)),
gdbBreakpointWidget, TQT_SLOT(slotEditBreakpoint(const TQString &, int)) );
connect( debugger(), TQT_SIGNAL(toggledBreakpointEnabled(const TQString &, int)),
gdbBreakpointWidget, TQT_SLOT(slotToggleBreakpointEnabled(const TQString &, int)) );
connect( core(), TQT_SIGNAL(contextMenu(TQPopupMenu *, const Context *)),
this, TQT_SLOT(contextMenu(TQPopupMenu *, const Context *)) );
connect( core(), TQT_SIGNAL(stopButtonClicked(KDevPlugin*)),
this, TQT_SLOT(slotStop(KDevPlugin*)) );
connect( core(), TQT_SIGNAL(projectClosed()),
this, TQT_SLOT(projectClosed()) );
connect( partController(), TQT_SIGNAL(activePartChanged(KParts::Part*)),
this, TQT_SLOT(slotActivePartChanged(KParts::Part*)) );
procLineMaker = new ProcessLineMaker();
connect( procLineMaker, TQT_SIGNAL(receivedStdoutLine(const TQCString&)),
appFrontend(), TQT_SLOT(insertStdoutLine(const TQCString&)) );
connect( procLineMaker, TQT_SIGNAL(receivedStderrLine(const TQCString&)),
appFrontend(), TQT_SLOT(insertStderrLine(const TQCString&)) );
connect( procLineMaker, TQT_SIGNAL(receivedPartialStdoutLine(const TQCString&)),
appFrontend(), TQT_SLOT(addPartialStdoutLine(const TQCString&)));
connect( procLineMaker, TQT_SIGNAL(receivedPartialStderrLine(const TQCString&)),
appFrontend(), TQT_SLOT(addPartialStderrLine(const TQCString&)));
// The output from tracepoints goes to "application" window, because
// we don't have any better alternative, and using yet another window
// is undesirable. Besides, this makes tracepoint look even more similar
// to printf debugging.
connect( gdbBreakpointWidget, TQT_SIGNAL(tracingOutput(const char*)),
procLineMaker, TQT_SLOT(slotReceivedStdout(const char*)));
connect(partController(), TQT_SIGNAL(savedFile(const KURL &)),
this, TQT_SLOT(slotFileSaved()));
if (project())
connect(project(), TQT_SIGNAL(projectCompiled()),
this, TQT_SLOT(slotProjectCompiled()));
setupController();
TQTimer::singleShot(0, this, TQT_SLOT(setupDcop()));
}
void DebuggerPart::setupDcop()
{
QCStringList objects = kapp->dcopClient()->registeredApplications();
for (QCStringList::Iterator it = objects.begin(); it != objects.end(); ++it)
if ((*it).find("drkonqi-") == 0)
slotDCOPApplicationRegistered(*it);
connect(kapp->dcopClient(), TQT_SIGNAL(applicationRegistered(const TQCString&)), TQT_SLOT(slotDCOPApplicationRegistered(const TQCString&)));
kapp->dcopClient()->setNotifications(true);
}
void DebuggerPart::slotDCOPApplicationRegistered(const TQCString& appId)
{
if (appId.find("drkonqi-") == 0) {
TQByteArray answer;
TQCString replyType;
kapp->dcopClient()->call(appId, "krashinfo", "appName()", TQByteArray(), replyType, answer, true, 5000);
TQDataStream d(answer, IO_ReadOnly);
TQCString appName;
d >> appName;
if (appName.length() && project() && project()->mainProgram().endsWith(appName)) {
kapp->dcopClient()->send(appId, "krashinfo", "registerDebuggingApplication(TQString)", i18n("Debug in &TDevelop"));
connectDCOPSignal(appId, "krashinfo", "acceptDebuggingApplication()", "slotDebugExternalProcess()", true);
}
}
}
ASYNC DebuggerPart::slotDebugExternalProcess()
{
TQByteArray answer;
TQCString replyType;
kapp->dcopClient()->call(kapp->dcopClient()->senderId(), "krashinfo", "pid()", TQByteArray(), replyType, answer, true, 5000);
TQDataStream d(answer, IO_ReadOnly);
int pid;
d >> pid;
if (attachProcess(pid) && m_drkonqi.isEmpty()) {
m_drkonqi = kapp->dcopClient()->senderId();
TQTimer::singleShot(15000, this, TQT_SLOT(slotCloseDrKonqi()));
mainWindow()->raiseView(framestackWidget);
}
mainWindow()->main()->raise();
}
ASYNC DebuggerPart::slotDebugCommandLine(const TQString& /*command*/)
{
KMessageBox::information(0, "Asked to debug command line");
}
void DebuggerPart::slotCloseDrKonqi()
{
kapp->dcopClient()->send(m_drkonqi, "MainApplication-Interface", "quit()", TQByteArray());
m_drkonqi = "";
}
DebuggerPart::~DebuggerPart()
{
kapp->dcopClient()->setNotifications(false);
if (variableWidget)
mainWindow()->removeView(variableWidget);
if (gdbBreakpointWidget)
mainWindow()->removeView(gdbBreakpointWidget);
if (framestackWidget)
mainWindow()->removeView(framestackWidget);
if (disassembleWidget)
mainWindow()->removeView(disassembleWidget);
if(gdbOutputWidget)
mainWindow()->removeView(gdbOutputWidget);
delete variableWidget;
delete gdbBreakpointWidget;
delete framestackWidget;
delete disassembleWidget;
delete gdbOutputWidget;
delete controller;
delete floatingToolBar;
delete statusBarIndicator;
delete procLineMaker;
GDBParser::destroy();
}
void DebuggerPart::guiClientAdded( KXMLGUIClient* client )
{
// Can't change state until after XMLGUI has been loaded...
// Anyone know of a better way of doing this?
if( client == this )
stateChanged( TQString("stopped") );
}
void DebuggerPart::contextMenu(TQPopupMenu *popup, const Context *context)
{
if (!context->hasType( Context::EditorContext ))
return;
const EditorContext *econtext = static_cast<const EditorContext*>(context);
m_contextIdent = econtext->currentWord();
bool running = !(previousDebuggerState_ & s_dbgNotStarted);
// If debugger is running, we insert items at the top.
// The reason is user has explicitly run the debugger, so he's
// surely debugging, not editing code or something. So, first
// menu items should be about debugging, not some copy/paste/cut
// things.
if (!running)
popup->insertSeparator();
int index = running ? 0 : -1;
if (running)
{
// Too bad we can't add TQAction to popup menu in TQt3.
TDEAction* act = actionCollection()->action("debug_runtocursor");
Q_ASSERT(act);
if (act)
{
int id = popup->insertItem( act->iconSet(), i18n("Run to &Cursor"),
this, TQT_SLOT(slotRunToCursor()),
0, -1, index);
popup->setWhatsThis(id, act->whatsThis());
index += running;
}
}
if (econtext->url().isLocalFile())
{
int id = popup->insertItem( i18n("Toggle Breakpoint"),
this, TQT_SLOT(toggleBreakpoint()),
0, -1, index);
index += running;
popup->setWhatsThis(id, i18n("<b>Toggle breakpoint</b><p>Toggles breakpoint at the current line."));
}
if (!m_contextIdent.isEmpty())
{
TQString squeezed = KStringHandler::csqueeze(m_contextIdent, 30);
int id = popup->insertItem( i18n("Evaluate: %1").arg(squeezed),
this, TQT_SLOT(contextEvaluate()),
0, -1, index);
index += running;
popup->setWhatsThis(id, i18n("<b>Evaluate expression</b><p>Shows the value of the expression under the cursor."));
int id2 = popup->insertItem( i18n("Watch: %1").arg(squeezed),
this, TQT_SLOT(contextWatch()),
0, -1, index);
index += running;
popup->setWhatsThis(id2, i18n("<b>Watch expression</b><p>Adds an expression under the cursor to the Variables/Watch list."));
}
if (running)
popup->insertSeparator(index);
}
void DebuggerPart::toggleBreakpoint()
{
KParts::ReadWritePart *rwpart
= dynamic_cast<KParts::ReadWritePart*>(partController()->activePart());
KTextEditor::ViewCursorInterface *cursorIface
= dynamic_cast<KTextEditor::ViewCursorInterface*>(partController()->activeWidget());
if (!rwpart || !cursorIface)
return;
uint line, col;
cursorIface->cursorPositionReal(&line, &col);
gdbBreakpointWidget->slotToggleBreakpoint(rwpart->url().path(), line);
}
void DebuggerPart::contextWatch()
{
variableWidget->slotAddWatchVariable(m_contextIdent);
}
void DebuggerPart::contextEvaluate()
{
variableWidget->slotEvaluateExpression(m_contextIdent);
}
void DebuggerPart::projectConfigWidget(KDialogBase *dlg)
{
TQVBox *vbox = dlg->addVBoxPage(i18n("Debugger"), i18n("Debugger"), BarIcon( info()->icon(), TDEIcon::SizeMedium) );
DebuggerConfigWidget *w = new DebuggerConfigWidget(this, vbox, "debugger config widget");
connect( dlg, TQT_SIGNAL(okClicked()), w, TQT_SLOT(accept()) );
connect( dlg, TQT_SIGNAL(finished()), controller, TQT_SLOT(configure()) );
}
void DebuggerPart::setupController()
{
VariableTree *variableTree = variableWidget->varTree();
// variableTree -> gdbBreakpointWidget
connect( variableTree, TQT_SIGNAL(toggleWatchpoint(const TQString &)),
gdbBreakpointWidget, TQT_SLOT(slotToggleWatchpoint(const TQString &)));
// gdbOutputWidget -> controller
connect( gdbOutputWidget, TQT_SIGNAL(userGDBCmd(const TQString &)),
controller, TQT_SLOT(slotUserGDBCmd(const TQString&)));
connect( gdbOutputWidget, TQT_SIGNAL(breakInto()),
controller, TQT_SLOT(slotBreakInto()));
connect( controller, TQT_SIGNAL(breakpointHit(int)),
gdbBreakpointWidget, TQT_SLOT(slotBreakpointHit(int)));
// controller -> disassembleWidget
connect( controller, TQT_SIGNAL(showStepInSource(const TQString&, int, const TQString&)),
disassembleWidget, TQT_SLOT(slotShowStepInSource(const TQString&, int, const TQString&)));
// controller -> this
connect( controller, TQT_SIGNAL(dbgStatus(const TQString&, int)),
this, TQT_SLOT(slotStatus(const TQString&, int)));
connect( controller, TQT_SIGNAL(showStepInSource(const TQString&, int, const TQString&)),
this, TQT_SLOT(slotShowStep(const TQString&, int)));
connect( controller, TQT_SIGNAL(debuggerAbnormalExit()),
this, TQT_SLOT(slotDebuggerAbnormalExit()));
connect(controller, TQT_SIGNAL(event(GDBController::event_t)),
this, TQT_SLOT(slotEvent(GDBController::event_t)));
// controller -> procLineMaker
connect( controller, TQT_SIGNAL(ttyStdout(const char*)),
procLineMaker, TQT_SLOT(slotReceivedStdout(const char*)));
connect( controller, TQT_SIGNAL(ttyStderr(const char*)),
procLineMaker, TQT_SLOT(slotReceivedStderr(const char*)));
// controller -> gdbOutputWidget
connect( controller, TQT_SIGNAL(gdbInternalCommandStdout(const char*)),
gdbOutputWidget, TQT_SLOT(slotInternalCommandStdout(const char*)) );
connect( controller, TQT_SIGNAL(gdbUserCommandStdout(const char*)),
gdbOutputWidget, TQT_SLOT(slotUserCommandStdout(const char*)) );
connect( controller, TQT_SIGNAL(gdbStderr(const char*)),
gdbOutputWidget, TQT_SLOT(slotReceivedStderr(const char*)) );
connect( controller, TQT_SIGNAL(dbgStatus(const TQString&, int)),
gdbOutputWidget, TQT_SLOT(slotDbgStatus(const TQString&, int)));
// controller -> viewerWidget
connect( controller, TQT_SIGNAL(dbgStatus(const TQString&, int)),
viewerWidget, TQT_SLOT(slotDebuggerState(const TQString&, int)));
connect(statusBarIndicator, TQT_SIGNAL(doubleClicked()),
controller, TQT_SLOT(explainDebuggerStatus()));
}
bool DebuggerPart::startDebugger()
{
TQString build_dir; // Currently selected build directory
DomUtil::PairList run_envvars; // List with the environment variables
TQString run_directory; // Directory from where the program should be run
TQString program; // Absolute path to application
TQString run_arguments; // Command line arguments to be passed to the application
if (project()) {
build_dir = project()->buildDirectory();
run_envvars = project()->runEnvironmentVars();
run_directory = project()->runDirectory();
program = project()->mainProgram();
run_arguments = project()->debugArguments();
}
TQString shell = DomUtil::readEntry(*projectDom(), "/kdevdebugger/general/dbgshell");
if( !shell.isEmpty() )
{
shell = shell.simplifyWhiteSpace();
TQString shell_without_args = TQStringList::split(TQChar(' '), shell ).first();
TQFileInfo info( shell_without_args );
if( info.isRelative() )
{
shell_without_args = build_dir + "/" + shell_without_args;
info.setFile( shell_without_args );
}
if( !info.exists() )
{
KMessageBox::information(
mainWindow()->main(),
i18n("Could not locate the debugging shell '%1'.").arg( shell_without_args ),
i18n("Debugging Shell Not Found"), "gdb_error" );
return false;
}
}
if (controller->start(shell, run_envvars, run_directory,
program, run_arguments))
{
core()->running(this, true);
stateChanged( TQString("active") );
TDEActionCollection *ac = actionCollection();
ac->action("debug_run")->setText( i18n("&Continue") );
ac->action("debug_run")->setToolTip(
i18n("Continues the application execution") );
ac->action("debug_run")->setWhatsThis(
i18n("Continue application execution\n\n"
"Continues the execution of your application in the "
"debugger. This only takes effect when the application "
"has been halted by the debugger (i.e. a breakpoint has "
"been activated or the interrupt was pressed).") );
mainWindow()->setViewAvailable(framestackWidget, true);
mainWindow()->setViewAvailable(disassembleWidget, true);
mainWindow()->setViewAvailable(gdbOutputWidget, true);
mainWindow()->setViewAvailable(variableWidget, true);
framestackWidget->setEnabled(true);
disassembleWidget->setEnabled(true);
gdbOutputWidget->setEnabled(true);
if (DomUtil::readBoolEntry(*projectDom(), "/kdevdebugger/general/floatingtoolbar", false))
{
#ifndef TQT_MAC
floatingToolBar = new DbgToolBar(this, mainWindow()->main());
floatingToolBar->show();
#endif
}
running_ = true;
return true;
}
else
{
return false;
}
}
void DebuggerPart::slotStopDebugger()
{
running_ = false;
controller->slotStopDebugger();
debugger()->clearExecutionPoint();
delete floatingToolBar;
floatingToolBar = 0;
gdbBreakpointWidget->reset();
disassembleWidget->clear();
gdbOutputWidget->clear();
disassembleWidget->slotActivate(false);
// variableWidget->setEnabled(false);
framestackWidget->setEnabled(false);
disassembleWidget->setEnabled(false);
gdbOutputWidget->setEnabled(false);
mainWindow()->setViewAvailable(variableWidget, false);
mainWindow()->setViewAvailable(framestackWidget, false);
mainWindow()->setViewAvailable(disassembleWidget, false);
mainWindow()->setViewAvailable(gdbOutputWidget, false);
TDEActionCollection *ac = actionCollection();
ac->action("debug_run")->setText( i18n("&Start") );
// ac->action("debug_run")->setIcon( "1rightarrow" );
ac->action("debug_run")->setToolTip( i18n("Runs the program in the debugger") );
ac->action("debug_run")->setWhatsThis( i18n("Start in debugger\n\n"
"Starts the debugger with the project's main "
"executable. You may set some breakpoints "
"before this, or you can interrupt the program "
"while it is running, in order to get information "
"about variables, frame stack, and so on.") );
stateChanged( TQString("stopped") );
core()->running(this, false);
}
void DebuggerPart::slotShowView(bool show)
{
const TQWidget* s = static_cast<const TQWidget*>(sender());
TQWidget* ncs = const_cast<TQWidget*>(s);
mainWindow()->setViewAvailable(ncs, show);
if (show)
mainWindow()->raiseView(ncs);
}
void DebuggerPart::slotDebuggerAbnormalExit()
{
mainWindow()->raiseView(gdbOutputWidget);
KMessageBox::information(
mainWindow()->main(),
i18n("<b>GDB exited abnormally</b>"
"<p>This is likely a bug in GDB. "
"Examine the gdb output window and then stop the debugger"),
i18n("GDB exited abnormally"), "gdb_error");
// Note: we don't stop the debugger here, becuse that will hide gdb
// window and prevent the user from finding the exact reason of the
// problem.
}
void DebuggerPart::slotFileSaved()
{
needRebuild_ = true;
}
void DebuggerPart::slotProjectCompiled()
{
needRebuild_ = false;
}
void DebuggerPart::projectClosed()
{
slotStopDebugger();
}
void DebuggerPart::slotRun()
{
if( controller->stateIsOn( s_dbgNotStarted ) ||
controller->stateIsOn( s_appNotStarted ) )
{
if (running_ && controller->stateIsOn(s_dbgNotStarted))
{
// User has already run the debugger, but it's not running.
// Most likely, the debugger has crashed, and the debuggerpart
// was left in 'running' state so that the user can examine
// gdb output or something. But now, need to fully shut down
// previous debug session.
slotStopDebugger();
}
// We're either starting gdb for the first time,
// or starting the application under gdb. In both
// cases, might need to rebuild the application.
// Note that this logic somewhat duplicates the
// isDirty method present in a number of project plugins.
// But there, it's a private method we can't conveniently
// access. Besides, the custom makefiles project manager won't
// care about a file unless it's explicitly added, so it can
// miss dependencies.
needRebuild_ |= haveModifiedFiles();
bool rebuild = false;
if (needRebuild_ && project())
{
// We don't add "Don't ask again" checkbox to the
// message because it's not clear if one cooked
// decision will be right for all cases when we're starting
// debugging with modified code, and because it's not clear
// how user can reset this "don't ask again" setting.
int r = KMessageBox::questionYesNoCancel(
0,
"<b>" + i18n("Rebuild the project?") + "</b>" +
i18n("<p>The project is out of date. Rebuild it?"),
i18n("Rebuild the project?"));
if (r == KMessageBox::Cancel)
{
return;
}
if (r == KMessageBox::Yes)
{
rebuild = true;
}
else
{
// If the user said don't rebuild, try to avoid
// asking the same question again.
// Note that this only affects 'were any files changed'
// check, if a file is changed but not saved we'll
// still ask the user again. That's bad, but I don't know
// a better solution -- it's hard to check that
// the file has the same content as it had when the user
// last answered 'no, don't rebuild'.
needRebuild_ = false;
}
if (rebuild)
{
disconnect(TQT_SIGNAL(buildProject()));
// The KDevProject has no method to build the project,
// so try connecting to a slot has is present to all
// existing project managers.
// Note: this assumes that 'slotBuild' will save
// modified files.
if (connect(this, TQT_SIGNAL(buildProject()),
project(), TQT_SLOT(slotBuild())))
{
connect(project(), TQT_SIGNAL(projectCompiled()),
this, TQT_SLOT(slotRun_part2()));
emit buildProject();
rebuild = true;
}
}
}
if (!rebuild)
{
slotRun_part2();
}
return;
}
else
{
// When continuing the program, don't try to rebuild -- user
// has explicitly asked to "continue".
mainWindow()->statusBar()->message(i18n("Continuing program"), 1000);
}
controller->slotRun();
}
void DebuggerPart::slotRun_part2()
{
needRebuild_ = false;
disconnect(project(), TQT_SIGNAL(projectCompiled()),
this, TQT_SLOT(slotRun_part2()));
if (controller->stateIsOn( s_dbgNotStarted ))
{
mainWindow()->statusBar()->message(i18n("Debugging program"), 1000);
if ( DomUtil::readBoolEntry( *projectDom(), "/kdevdebugger/general/raiseGDBOnStart", false ) )
{
mainWindow()->raiseView( gdbOutputWidget );
}else
{
mainWindow()->raiseView( framestackWidget );
}
appFrontend()->clearView();
startDebugger();
}
else if (controller->stateIsOn( s_appNotStarted ) )
{
TDEActionCollection *ac = actionCollection();
ac->action("debug_run")->setText( i18n("&Continue") );
ac->action("debug_run")->setToolTip( i18n("Continues the application execution") );
ac->action("debug_run")->setWhatsThis( i18n("Continue application execution\n\n"
"Continues the execution of your application in the "
"debugger. This only takes effect when the application "
"has been halted by the debugger (i.e. a breakpoint has "
"been activated or the interrupt was pressed).") );
mainWindow()->statusBar()->message(i18n("Running program"), 1000);
appFrontend()->clearView();
}
controller->slotRun();
}
void DebuggerPart::slotRestart()
{
// We implement restart as kill + slotRun, as opposed as plain "run"
// command because kill + slotRun allows any special logic in slotRun
// to apply for restart.
//
// That includes:
// - checking for out-of-date project
// - special setup for remote debugging.
//
// Had we used plain 'run' command, restart for remote debugging simply
// would not work.
controller->slotKill();
slotRun();
}
void DebuggerPart::slotExamineCore()
{
mainWindow()->statusBar()->message(i18n("Choose a core file to examine..."), 1000);
TQString dirName = project()? project()->projectDirectory() : TQDir::homeDirPath();
TQString coreFile = KFileDialog::getOpenFileName(dirName);
if (coreFile.isNull())
return;
mainWindow()->statusBar()->message(i18n("Examining core file %1").arg(coreFile), 1000);
startDebugger();
controller->slotCoreFile(coreFile);
}
void DebuggerPart::slotAttachProcess()
{
mainWindow()->statusBar()->message(i18n("Choose a process to attach to..."), 1000);
Dbg_PS_Dialog dlg;
if (!dlg.exec() || !dlg.pidSelected())
return;
int pid = dlg.pidSelected();
attachProcess(pid);
}
bool DebuggerPart::attachProcess(int pid)
{
mainWindow()->statusBar()->message(i18n("Attaching to process %1").arg(pid), 1000);
bool ret = startDebugger();
controller->slotAttachTo(pid);
return ret;
}
void DebuggerPart::slotStop(KDevPlugin* which)
{
if( which != 0 && which != this )
return;
// if( !controller->stateIsOn( s_dbgNotStarted ) && !controller->stateIsOn( s_shuttingDown ) )
slotStopDebugger();
}
void DebuggerPart::slotPause()
{
controller->slotBreakInto();
}
void DebuggerPart::slotRunToCursor()
{
KParts::ReadWritePart *rwpart
= dynamic_cast<KParts::ReadWritePart*>(partController()->activePart());
KTextEditor::ViewCursorInterface *cursorIface
= dynamic_cast<KTextEditor::ViewCursorInterface*>(partController()->activeWidget());
if (!rwpart || !rwpart->url().isLocalFile() || !cursorIface)
return;
uint line, col;
cursorIface->cursorPosition(&line, &col);
controller->slotRunUntil(rwpart->url().path(), ++line);
}
void DebuggerPart::slotJumpToCursor()
{
KParts::ReadWritePart *rwpart
= dynamic_cast<KParts::ReadWritePart*>(partController()->activePart());
KTextEditor::ViewCursorInterface *cursorIface
= dynamic_cast<KTextEditor::ViewCursorInterface*>(partController()->activeWidget());
if (!rwpart || !rwpart->url().isLocalFile() || !cursorIface)
return;
uint line, col;
cursorIface->cursorPositionReal(&line, &col);
controller->slotJumpTo(rwpart->url().path(), ++line);
}
void DebuggerPart::slotStepOver()
{
controller->slotStepOver();
}
void DebuggerPart::slotStepOverInstruction()
{
controller->slotStepOverIns();
}
void DebuggerPart::slotStepIntoInstruction()
{
controller->slotStepIntoIns();
}
void DebuggerPart::slotStepInto()
{
controller->slotStepInto();
}
void DebuggerPart::slotStepOut()
{
controller->slotStepOutOff();
}
void DebuggerPart::slotMemoryView()
{
viewerWidget->slotAddMemoryView();
}
void DebuggerPart::slotRefreshBPState( const Breakpoint& BP)
{
if (BP.hasFileAndLine())
{
const FilePosBreakpoint& bp = dynamic_cast<const FilePosBreakpoint&>(BP);
if (bp.isActionDie())
{
debugger()->setBreakpoint(bp.fileName(), bp.lineNum()-1, -1, true, false);
}
else if (bp.isActionClear())
{
// Do nothing. This is always a result of breakpoint deletion,
// either via click on gutter, or via breakpoints window.
// We should not add marker for a breakpoint that's being deleted,
// because if user removes marker, and we re-add it here until
// we see 'actionDie' this can confuse the code.
// And no need to clear the marker, since we'll soon see 'actionDie'
// and clear it for good.
}
else
debugger()->setBreakpoint(bp.fileName(), bp.lineNum()-1,
1/*bp->id()*/, bp.isEnabled(), bp.isPending() );
}
}
void DebuggerPart::slotStatus(const TQString &msg, int state)
{
TQString stateIndicator, stateIndicatorFull;
if (state & s_dbgNotStarted)
{
stateIndicator = " ";
stateIndicatorFull = "Debugger not started";
stateChanged( TQString("stopped") );
}
else if (state & s_dbgBusy)
{
stateIndicator = "R";
stateIndicatorFull = "Debugger is busy";
stateChanged( TQString("active") );
}
else if (state & s_programExited)
{
stateIndicator = "E";
stateIndicatorFull = "Application has exited";
stateChanged( TQString("stopped") );
}
else
{
stateIndicator = "P";
stateIndicatorFull = "Application is paused";
stateChanged( TQString("paused") );
// On the first stop, show the variables view.
// We do it on first stop, and not at debugger start, because
// a program might just successfully run till completion. If we show
// the var views on start and hide on stop, this will look like flicker.
// On the other hand, if application is paused, it's very
// likely that the user wants to see variables.
if (justRestarted_)
{
justRestarted_ = false;
mainWindow()->setViewAvailable(variableWidget, true);
mainWindow()->raiseView(variableWidget);
}
}
if (state & s_appNotStarted)
{
TDEActionCollection *ac = actionCollection();
ac->action("debug_run")->setText( i18n("To start something","Start") );
ac->action("debug_run")->setToolTip( i18n("Restart the program in the debugger") );
ac->action("debug_run")->setWhatsThis( i18n("Restart in debugger\n\n"
"Restarts the program in the debugger") );
}
bool program_running = !(state & s_appNotStarted);
bool attached_or_core = (state & s_attached) || (state & s_core);
// If program is started, enable the 'restart' comand.
actionCollection()->action("debug_restart")->setEnabled(
program_running && !attached_or_core);
// As soon as debugger clears 's_appNotStarted' flag, we
// set 'justRestarted' variable.
// The other approach would be to set justRestarted in slotRun, slotCore
// and slotAttach.
// Note that setting this var in startDebugger is not OK, because the
// initial state of debugger is exactly the same as state after pause,
// so we'll always show varaibles view.
if ((previousDebuggerState_ & s_appNotStarted) &&
!(state & s_appNotStarted))
{
justRestarted_ = true;
}
if (state & s_appNotStarted)
{
justRestarted_ = false;
}
// And now? :-)
kdDebug(9012) << "Debugger state: " << stateIndicator << ": " << endl;
kdDebug(9012) << " " << msg << endl;
statusBarIndicator->setText(stateIndicator);
TQToolTip::add(statusBarIndicator, stateIndicatorFull);
if (!msg.isEmpty())
mainWindow()->statusBar()->message(msg, 3000);
previousDebuggerState_ = state;
}
void DebuggerPart::slotEvent(GDBController::event_t e)
{
if (e == GDBController::program_running ||
e == GDBController::program_exited ||
e == GDBController::debugger_exited)
{
debugger()->clearExecutionPoint();
}
}
void DebuggerPart::slotShowStep(const TQString &fileName, int lineNum)
{
if ( ! fileName.isEmpty() )
{
// Debugger counts lines from 1
debugger()->gotoExecutionPoint(KURL( fileName ), lineNum-1);
}
else
{
debugger()->clearExecutionPoint();
}
}
void DebuggerPart::slotGotoSource(const TQString &fileName, int lineNum)
{
if ( ! fileName.isEmpty() )
partController()->editDocument(KURL( fileName ), lineNum);
}
void DebuggerPart::slotActivePartChanged( KParts::Part* part )
{
TDEAction* action = actionCollection()->action("debug_toggle_breakpoint");
if(!action)
return;
if(!part)
{
action->setEnabled(false);
return;
}
KTextEditor::ViewCursorInterface *iface
= dynamic_cast<KTextEditor::ViewCursorInterface*>(part->widget());
action->setEnabled( iface != 0 );
}
void DebuggerPart::restorePartialProjectSession(const TQDomElement* el)
{
gdbBreakpointWidget->restorePartialProjectSession(el);
gdbOutputWidget->restorePartialProjectSession(el);
}
void DebuggerPart::savePartialProjectSession(TQDomElement* el)
{
gdbBreakpointWidget->savePartialProjectSession(el);
gdbOutputWidget->savePartialProjectSession(el);
}
bool DebuggerPart::haveModifiedFiles()
{
bool have_modified = false;
KURL::List const& filelist = partController()->openURLs();
KURL::List::ConstIterator it = filelist.begin();
while ( it != filelist.end() )
{
if (partController()->documentState(*it) != Clean)
have_modified = true;
++it;
}
return have_modified;
}
}
KDevAppFrontend * GDBDebugger::DebuggerPart::appFrontend( )
{
return extension<KDevAppFrontend>("TDevelop/AppFrontend");
}
KDevDebugger * GDBDebugger::DebuggerPart::debugger()
{
return m_debugger;
}
#include "debuggerpart.moc"
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