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debugger: introduce an "undisturbable" context

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It is active when the debugger runs but should not be touched, like
the periods between InferiorRunRequested and InferiorRunOk etc.
Without that context the core debug start action would trigger,
and create another debugger instance.

Reviewed-by: Friedemann Kleint
This commit is contained in:
hjk
2010-10-05 12:47:23 +02:00
parent b1be997241
commit c69c15ddc9
1 changed files with 103 additions and 83 deletions
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186
src/plugins/debugger/debuggerplugin.cpp
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@@ -383,6 +383,7 @@ const char * const ADD_TO_WATCH2 = "Debugger.AddToWatch2";
const char * const OPERATE_BY_INSTRUCTION = "Debugger.OperateByInstruction";
const char * const FRAME_UP = "Debugger.FrameUp";
const char * const FRAME_DOWN = "Debugger.FrameDown";
const char * const DEBUG_KEY = "F5";
#ifdef Q_WS_MAC
const char * const STOP_KEY = "Shift+F5";
@@ -835,8 +836,9 @@ static TextEditor::ITextEditor *currentTextEditor()
struct DebuggerActions
{
QAction *continueAction;
QAction *stopAction;
QAction *interruptAction; // on the fat debug button
QAction *stopAction; // on the application output button if "Stop" is possible
QAction *interruptAction; // on the fat debug button if "Pause" is possible
QAction *undisturbableAction; // on the fat debug button if nothing can be done
QAction *resetAction; // FIXME: Should not be needed in a stable release
QAction *stepAction;
QAction *stepOutAction;
@@ -919,9 +921,6 @@ public slots:
void attachRemote(const QString &spec);
void attachRemoteTcf();
void interruptDebuggingRequest();
void exitDebugger();
void enableReverseDebuggingTriggered(const QVariant &value);
void languagesChanged(const Debugger::DebuggerLanguages &languages);
void showStatusMessage(const QString &msg, int timeout = -1);
@@ -963,7 +962,6 @@ public slots:
public:
DebuggerState m_state;
uint m_capabilities;
DebuggerUISwitcher *m_uiSwitcher;
DebuggerPlugin *m_manager;
DebugMode *m_debugMode;
@@ -973,6 +971,9 @@ public:
TextEditor::BaseTextMark *m_locationMark;
Core::Context m_continuableContext;
Core::Context m_interruptibleContext;
Core::Context m_undisturbableContext;
Core::Context m_finishedContext;
Core::Context m_anyContext;
AttachRemoteParameters m_attachRemoteParameters;
QAction *m_startExternalAction;
@@ -984,7 +985,9 @@ public:
QComboBox *m_langBox;
QToolButton *m_reverseToolButton;
QIcon m_startIcon;
QIcon m_stopIcon;
QIcon m_continueIcon;
QIcon m_interruptIcon;
QIcon m_locationMarkIcon;
@@ -1069,6 +1072,9 @@ DebuggerPluginPrivate::DebuggerPluginPrivate(DebuggerPlugin *plugin)
m_continuableContext = Core::Context(0);
m_interruptibleContext = Core::Context(0);
m_undisturbableContext = Core::Context(0);
m_finishedContext = Core::Context(0);
m_anyContext = Core::Context(0);
m_debugMode = 0;
m_uiSwitcher = 0;
@@ -1080,6 +1086,12 @@ bool DebuggerPluginPrivate::initialize(const QStringList &arguments, QString *er
{
m_continuableContext = Core::Context("Gdb.Continuable");
m_interruptibleContext = Core::Context("Gdb.Interruptible");
m_undisturbableContext = Core::Context("Gdb.Undisturbable");
m_finishedContext = Core::Context("Gdb.Finished");
m_anyContext.add(m_continuableContext);
m_anyContext.add(m_interruptibleContext);
m_anyContext.add(m_undisturbableContext);
m_anyContext.add(m_finishedContext);
// FIXME: Move part of this to extensionsInitialized()?
ICore *core = ICore::instance();
@@ -1093,8 +1105,12 @@ bool DebuggerPluginPrivate::initialize(const QStringList &arguments, QString *er
const Core::Context qmlDebuggerContext(C_QMLDEBUGGER);
const Core::Context cppeditorcontext(CppEditor::Constants::C_CPPEDITOR);
m_startIcon = QIcon(_(":/debugger/images/debugger_start_small.png"));
m_startIcon.addFile(__(":/debugger/images/debugger_start.png"));
m_stopIcon = QIcon(_(":/debugger/images/debugger_stop_small.png"));
m_stopIcon.addFile(__(":/debugger/images/debugger_stop.png"));
m_continueIcon = QIcon(__(":/debugger/images/debugger_continue_small.png"));
m_continueIcon.addFile(__(":/debugger/images/debugger_continue.png"));
m_interruptIcon = QIcon(_(":/debugger/images/debugger_interrupt_small.png"));
m_interruptIcon.addFile(__(":/debugger/images/debugger_interrupt.png"));
m_locationMarkIcon = QIcon(_(":/debugger/images/location_16.png"));
@@ -1151,10 +1167,8 @@ bool DebuggerPluginPrivate::initialize(const QStringList &arguments, QString *er
this, SLOT(updateWatchersHeader(int,int,int)), Qt::QueuedConnection);
m_actions.continueAction = new QAction(tr("Continue"), this);
QIcon continueIcon = QIcon(__(":/debugger/images/debugger_continue_small.png"));
continueIcon.addFile(__(":/debugger/images/debugger_continue.png"));
m_actions.continueAction->setIcon(continueIcon);
m_actions.continueAction->setProperty(Role, RequestExecContinueRole);
m_actions.continueAction->setIcon(m_continueIcon);
m_actions.stopAction = new QAction(tr("Stop Debugger"), this);
m_actions.stopAction->setProperty(Role, RequestExecExitRole);
@@ -1164,6 +1178,11 @@ bool DebuggerPluginPrivate::initialize(const QStringList &arguments, QString *er
m_actions.interruptAction->setIcon(m_interruptIcon);
m_actions.interruptAction->setProperty(Role, RequestExecInterruptRole);
m_actions.undisturbableAction = new QAction(tr("Debugger is Busy"), this);
// A "disabled pause" seems to be a good choice.
m_actions.undisturbableAction->setIcon(m_interruptIcon);
m_actions.undisturbableAction->setEnabled(false);
m_actions.resetAction = new QAction(tr("Abort Debugging"), this);
m_actions.resetAction->setProperty(Role, RequestExecResetRole);
m_actions.resetAction->setToolTip(tr("Aborts debugging and "
@@ -1249,7 +1268,7 @@ bool DebuggerPluginPrivate::initialize(const QStringList &arguments, QString *er
connect(m_actions.frameDownAction, SIGNAL(triggered()), SLOT(onAction()));
connect(m_actions.frameUpAction, SIGNAL(triggered()), SLOT(onAction()));
connect(m_actions.stopAction, SIGNAL(triggered()), SLOT(onAction()));
connect(m_actions.interruptAction, SIGNAL(triggered()), SLOT(interruptDebuggingRequest()));
connect(m_actions.interruptAction, SIGNAL(triggered()), SLOT(onAction()));
connect(m_actions.resetAction, SIGNAL(triggered()), SLOT(onAction()));
connect(&m_statusTimer, SIGNAL(timeout()), SLOT(clearStatusMessage()));
@@ -1429,6 +1448,12 @@ bool DebuggerPluginPrivate::initialize(const QStringList &arguments, QString *er
cmd->setDefaultKeySequence(QKeySequence(Constants::STOP_KEY));
cmd->setDefaultText(tr("Interrupt Debugger"));
cmd = am->registerAction(m_actions.undisturbableAction,
PE::DEBUG, m_undisturbableContext);
cmd->setAttribute(Command::CA_UpdateText);
cmd->setAttribute(Command::CA_UpdateIcon);
cmd->setDefaultText(tr("Debugger is Busy"));
cmd = am->registerAction(m_actions.resetAction,
Constants::RESET, globalcontext);
cmd->setAttribute(Core::Command::CA_UpdateText);
@@ -1710,8 +1735,7 @@ void DebuggerPluginPrivate::onCurrentProjectChanged(Project *project)
}
// No corresponding debugger found. So we are ready to start one.
ICore *core = ICore::instance();
core->updateAdditionalContexts(m_continuableContext, Core::Context());
core->updateAdditionalContexts(m_interruptibleContext, Core::Context());
core->updateAdditionalContexts(m_anyContext, Context());
}
void DebuggerPluginPrivate::onAction()
@@ -2023,9 +2047,8 @@ void DebuggerPluginPrivate::showToolTip(ITextEditor *editor, const QPoint &point
notifyCurrentEngine(RequestToolTipByExpressionRole, list);
}
DebuggerRunControl *
DebuggerPluginPrivate::createDebugger(const DebuggerStartParameters &sp,
RunConfiguration *rc)
DebuggerRunControl *DebuggerPluginPrivate::createDebugger
(const DebuggerStartParameters &sp, RunConfiguration *rc)
{
return m_debuggerRunControlFactory->create(sp, rc);
}
@@ -2072,7 +2095,6 @@ void DebuggerPluginPrivate::connectEngine(DebuggerEngine *engine, bool notify)
m_threadBox->setModel(engine->threadsModel());
m_threadBox->setModelColumn(ThreadData::NameColumn);
m_watchersWindow->setModel(engine->watchersModel());
m_capabilities = engine->debuggerCapabilities();
if (notify)
notifyCurrentEngine(RequestActivationRole, true);
}
@@ -2259,26 +2281,63 @@ void DebuggerPluginPrivate::updateState(DebuggerEngine *engine)
m_state = engine->state();
bool actionsEnabled = DebuggerEngine::debuggerActionsEnabled(m_state);
//if (m_state == InferiorStopOk)
// resetLocation();
//qDebug() << "PLUGIN SET STATE: " << m_state;
if (m_state == DebuggerFinished) {
ICore *core = ICore::instance();
ActionManager *am = core->actionManager();
if (m_state == DebuggerNotReady) {
QTC_ASSERT(false, /* We use the Core m_debugAction here */);
// F5 starts debugging. It is "startable".
m_actions.interruptAction->setEnabled(false);
m_actions.continueAction->setEnabled(false);
m_actions.stopAction->setEnabled(false);
am->command(Constants::STOP)->setKeySequence(QKeySequence());
am->command(PE::DEBUG)->setKeySequence(QKeySequence(DEBUG_KEY));
core->updateAdditionalContexts(m_anyContext, Context());
} else if (m_state == InferiorStopOk) {
// F5 continues, Shift-F5 kills. It is "continuable".
m_actions.interruptAction->setEnabled(false);
m_actions.continueAction->setEnabled(true);
m_actions.stopAction->setEnabled(true);
am->command(Constants::STOP)->setKeySequence(QKeySequence(STOP_KEY));
am->command(PE::DEBUG)->setKeySequence(QKeySequence(DEBUG_KEY));
core->updateAdditionalContexts(m_anyContext, m_continuableContext);
} else if (m_state == InferiorRunOk) {
// Shift-F5 interrupts. It is also "interruptible".
m_actions.interruptAction->setEnabled(true);
m_actions.continueAction->setEnabled(false);
m_actions.stopAction->setEnabled(false);
am->command(Constants::STOP)->setKeySequence(QKeySequence());
am->command(PE::DEBUG)->setKeySequence(QKeySequence(STOP_KEY));
core->updateAdditionalContexts(m_anyContext, m_interruptibleContext);
} else if (m_state == DebuggerFinished) {
// We don't want to do anything anymore.
m_actions.interruptAction->setEnabled(false);
m_actions.continueAction->setEnabled(false);
m_actions.stopAction->setEnabled(false);
am->command(Constants::STOP)->setKeySequence(QKeySequence());
am->command(PE::DEBUG)->setKeySequence(QKeySequence(DEBUG_KEY));
//core->updateAdditionalContexts(m_anyContext, m_finishedContext);
m_codeModelSnapshot = CPlusPlus::Snapshot();
core->updateAdditionalContexts(m_anyContext, Context());
setBusyCursor(false);
cleanupViews();
}
const bool isContinuable = (engine->state() == InferiorStopOk);
const bool isInterruptible = (engine->state() == InferiorRunOk);
ICore *core = ICore::instance();
if (isContinuable) {
core->updateAdditionalContexts(m_interruptibleContext, m_continuableContext);
} else if (isInterruptible) {
core->updateAdditionalContexts(m_continuableContext, m_interruptibleContext);
} else if (m_state == InferiorUnrunnable) {
// We don't want to do anything anymore.
m_actions.interruptAction->setEnabled(false);
m_actions.continueAction->setEnabled(false);
m_actions.stopAction->setEnabled(true);
am->command(Constants::STOP)->setKeySequence(QKeySequence(STOP_KEY));
am->command(PE::DEBUG)->setKeySequence(QKeySequence(STOP_KEY));
core->updateAdditionalContexts(m_anyContext, m_finishedContext);
} else {
core->updateAdditionalContexts(m_continuableContext, Core::Context());
core->updateAdditionalContexts(m_interruptibleContext, Core::Context());
// Everything else is "undisturbable".
m_actions.interruptAction->setEnabled(false);
m_actions.continueAction->setEnabled(false);
m_actions.stopAction->setEnabled(false);
am->command(Constants::STOP)->setKeySequence(QKeySequence());
am->command(PE::DEBUG)->setKeySequence(QKeySequence());
core->updateAdditionalContexts(m_anyContext, m_undisturbableContext);
}
m_startExternalAction->setEnabled(true);
@@ -2291,62 +2350,43 @@ void DebuggerPluginPrivate::updateState(DebuggerEngine *engine)
m_startRemoteAction->setEnabled(true);
const bool stopped = m_state == InferiorStopOk;
const bool detachable = m_state == InferiorStopOk
const bool detachable = stopped
&& engine->startParameters().startMode != AttachCore;
m_detachAction->setEnabled(detachable);
const bool stoppable = m_state == InferiorRunOk
|| m_state == InferiorStopOk
|| m_state == InferiorUnrunnable;
if (stopped)
QApplication::alert(mainWindow(), 3000);
const uint caps = engine->debuggerCapabilities();
const bool canReverse = (caps & ReverseSteppingCapability)
&& theDebuggerBoolSetting(EnableReverseDebugging);
m_actions.reverseDirectionAction->setEnabled(canReverse);
m_actions.watchAction1->setEnabled(true);
m_actions.watchAction2->setEnabled(true);
m_actions.breakAction->setEnabled(true);
m_actions.snapshotAction->
setEnabled(stopped && (m_capabilities & SnapshotCapability));
m_actions.snapshotAction->setEnabled(stopped && (caps & SnapshotCapability));
theDebuggerAction(OperateByInstruction)->setEnabled(m_state == InferiorStopOk);
theDebuggerAction(OperateByInstruction)->setEnabled(stopped);
m_actions.stopAction->setEnabled(stopped);
m_actions.interruptAction->setEnabled(stoppable);
m_actions.resetAction->setEnabled(m_state != DebuggerNotReady
&& m_state != DebuggerFinished);
#if 1
// This is only needed when we insist on using Shift-F5 for Interrupt.
// Removing the block makes F5 interrupt when running and continue when stopped.
Core::ActionManager *am = core->actionManager();
bool stopIsKill = m_state == InferiorStopOk
|| m_state == InferiorUnrunnable
|| m_state == DebuggerFinished;
if (stopIsKill) {
am->command(Constants::STOP)->setKeySequence(QKeySequence(STOP_KEY));
am->command(PE::DEBUG)->setKeySequence(QKeySequence("F5"));
} else {
am->command(Constants::STOP)->setKeySequence(QKeySequence());
am->command(PE::DEBUG)->setKeySequence(QKeySequence(STOP_KEY));
}
#endif
m_actions.stepAction->setEnabled(stopped);
m_actions.stepOutAction->setEnabled(stopped);
m_actions.runToLineAction1->setEnabled(stopped);
m_actions.runToLineAction2->setEnabled(stopped);
m_actions.runToFunctionAction->setEnabled(stopped);
m_actions.returnFromFunctionAction->
setEnabled(stopped && (m_capabilities & ReturnFromFunctionCapability));
setEnabled(stopped && (caps & ReturnFromFunctionCapability));
const bool canJump = stopped && (m_capabilities & JumpToLineCapability);
const bool canJump = stopped && (caps & JumpToLineCapability);
m_actions.jumpToLineAction1->setEnabled(canJump);
m_actions.jumpToLineAction2->setEnabled(canJump);
m_actions.nextAction->setEnabled(stopped);
const bool canDeref = actionsEnabled
&& (m_capabilities & AutoDerefPointersCapability);
const bool canDeref = actionsEnabled && (caps & AutoDerefPointersCapability);
theDebuggerAction(AutoDerefPointers)->setEnabled(canDeref);
theDebuggerAction(AutoDerefPointers)->setEnabled(true);
theDebuggerAction(ExpandStack)->setEnabled(actionsEnabled);
@@ -2440,10 +2480,7 @@ void DebuggerPluginPrivate::activatePreviousMode()
void DebuggerPluginPrivate::activateDebugMode()
{
const bool canReverse = (m_capabilities & ReverseSteppingCapability)
&& theDebuggerBoolSetting(EnableReverseDebugging);
m_actions.reverseDirectionAction->setChecked(false);
m_actions.reverseDirectionAction->setEnabled(canReverse);
m_actions.reverseDirectionAction->setEnabled(false);
ModeManager *modeManager = ModeManager::instance();
m_previousMode = modeManager->currentMode()->id();
@@ -2471,22 +2508,6 @@ void DebuggerPluginPrivate::aboutToSaveSession()
m_sessionEngine->saveSessionData();
}
void DebuggerPluginPrivate::interruptDebuggingRequest()
{
if (state() == InferiorRunOk)
notifyCurrentEngine(RequestExecInterruptRole);
else
exitDebugger();
}
void DebuggerPluginPrivate::exitDebugger()
{
// The engine will finally call setState(DebuggerFinished) which
// in turn will handle the cleanup.
notifyCurrentEngine(RequestExecExitRole);
m_codeModelSnapshot = CPlusPlus::Snapshot();
}
void DebuggerPluginPrivate::executeDebuggerCommand()
{
if (QAction *action = qobject_cast<QAction *>(sender()))
@@ -2763,9 +2784,8 @@ QWidget *DebuggerPlugin::mainWindow() const
return d->m_uiSwitcher->mainWindow();
}
DebuggerRunControl *
DebuggerPlugin::createDebugger(const DebuggerStartParameters &sp,
RunConfiguration *rc)
DebuggerRunControl *DebuggerPlugin::createDebugger
(const DebuggerStartParameters &sp, RunConfiguration *rc)
{
return instance()->d->createDebugger(sp, rc);
}