BareMetal: Get rid of GdbServerProvider::NoStartup mode

This mode is useless, has not sense, and complicates a code
handling. A more useful equivalent for this mode is
"Debug->Start Debugging->Attach to Running Debug Server".

Change-Id: I863dbc5c41ca82db52792a3ff2a1eae16f8e7afd
Reviewed-by: hjk <hjk@qt.io>

src/plugins/baremetal/debugservers/gdb/gdbserverprovider.cpp

@@ -221,11 +221,6 @@ RunWorker *GdbServerProvider::targetRunner(RunControl *runControl) const
     return new GdbServerProviderRunner(runControl, r);
 }
 
-bool GdbServerProvider::canStartupMode(StartupMode m) const
-{
-    return m == NoStartup;
-}
-
 bool GdbServerProvider::fromMap(const QVariantMap &data)
 {
     if (!IDebugServerProvider::fromMap(data))
@@ -299,23 +294,24 @@ void GdbServerProviderConfigWidget::setStartupMode(GdbServerProvider::StartupMod
     }
 }
 
+static QString startupModeName(GdbServerProvider::StartupMode m)
+{
+    switch (m) {
+    case GdbServerProvider::StartupOnNetwork:
+        return GdbServerProviderConfigWidget::tr("Startup in TCP/IP Mode");
+    case GdbServerProvider::StartupOnPipe:
+        return GdbServerProviderConfigWidget::tr("Startup in Pipe Mode");
+    default:
+        return {};
+    }
+}
+
 void GdbServerProviderConfigWidget::populateStartupModes()
 {
-    for (int i = 0; i < GdbServerProvider::StartupModesCount; ++i) {
-        const auto m = static_cast<GdbServerProvider::StartupMode>(i);
-        if (!static_cast<GdbServerProvider *>(m_provider)->canStartupMode(m))
-            continue;
-
-        const int idx = m_startupModeComboBox->count();
-        m_startupModeComboBox->insertItem(
-                    idx,
-                    (m == GdbServerProvider::NoStartup)
-                    ? tr("No Startup")
-                    : ((m == GdbServerProvider::StartupOnNetwork)
-                       ? tr("Startup in TCP/IP Mode")
-                       : tr("Startup in Pipe Mode")),
-                    m);
-    }
+    const QSet<GdbServerProvider::StartupMode> modes = static_cast<GdbServerProvider *>(
+                m_provider)->supportedStartupModes();
+    for (const auto mode : modes)
+        m_startupModeComboBox->addItem(startupModeName(mode), mode);
 }
 
 void GdbServerProviderConfigWidget::setFromProvider()

src/plugins/baremetal/debugservers/gdb/gdbserverprovider.h

@@ -45,10 +45,8 @@ class GdbServerProvider : public IDebugServerProvider
 {
 public:
     enum StartupMode {
-        NoStartup = 0,
         StartupOnNetwork,
-        StartupOnPipe,
-        StartupModesCount
+        StartupOnPipe
     };
 
     StartupMode startupMode() const;
@@ -70,7 +68,7 @@ public:
             ProjectExplorer::RunControl *runControl) const final;
 
     bool isValid() const override;
-    virtual bool canStartupMode(StartupMode) const;
+    virtual QSet<StartupMode> supportedStartupModes() const = 0;
 
     QUrl channel() const;
     void setChannel(const QUrl &channelString);
@@ -90,7 +88,7 @@ protected:
 
     QString m_settingsBase;
     QUrl m_channel;
-    StartupMode m_startupMode = NoStartup;
+    StartupMode m_startupMode = StartupOnNetwork;
     QString m_initCommands;
     QString m_resetCommands;
     bool m_useExtendedRemote = false;

src/plugins/baremetal/debugservers/gdb/jlinkgdbserverprovider.cpp

@@ -84,8 +84,6 @@ QString JLinkGdbServerProvider::defaultResetCommands()
 QString JLinkGdbServerProvider::channelString() const
 {
     switch (startupMode()) {
-    case NoStartup:
-        // fallback
     case StartupOnNetwork:
         // Just return as "host:port" form.
         return GdbServerProvider::channelString();
@@ -122,9 +120,10 @@ CommandLine JLinkGdbServerProvider::command() const
     return cmd;
 }
 
-bool JLinkGdbServerProvider::canStartupMode(StartupMode m) const
+QSet<GdbServerProvider::StartupMode>
+JLinkGdbServerProvider::supportedStartupModes() const
 {
-    return m == NoStartup || m == StartupOnNetwork;
+    return {StartupOnNetwork};
 }
 
 bool JLinkGdbServerProvider::isValid() const
@@ -134,7 +133,7 @@ bool JLinkGdbServerProvider::isValid() const
 
     const StartupMode m = startupMode();
 
-    if (m == NoStartup || m == StartupOnNetwork) {
+    if (m == StartupOnNetwork) {
         if (channel().host().isEmpty())
             return false;
     }
@@ -331,9 +330,6 @@ JLinkGdbServerProviderConfigWidget::JLinkGdbServerProviderConfigWidget(
     connect(m_targetInterfaceSpeedComboBox, &QComboBox::currentTextChanged,
             this, &GdbServerProviderConfigWidget::dirty);
 
-
-    connect(m_startupModeComboBox, QOverload<int>::of(&QComboBox::currentIndexChanged),
-            this, &JLinkGdbServerProviderConfigWidget::startupModeChanged);
     connect(m_hostInterfaceComboBox, QOverload<int>::of(&QComboBox::currentIndexChanged),
             this, &JLinkGdbServerProviderConfigWidget::hostInterfaceChanged);
     connect(m_targetInterfaceComboBox, QOverload<int>::of(&QComboBox::currentIndexChanged),
@@ -364,22 +360,6 @@ void JLinkGdbServerProviderConfigWidget::discard()
     GdbServerProviderConfigWidget::discard();
 }
 
-void JLinkGdbServerProviderConfigWidget::startupModeChanged()
-{
-    const GdbServerProvider::StartupMode m = startupMode();
-    const bool isStartup = m != GdbServerProvider::NoStartup;
-    m_executableFileChooser->setVisible(isStartup);
-    m_mainLayout->labelForField(m_executableFileChooser)->setVisible(isStartup);
-    m_hostInterfaceWidget->setVisible(isStartup);
-    m_mainLayout->labelForField(m_hostInterfaceWidget)->setVisible(isStartup);
-    m_targetInterfaceWidget->setVisible(isStartup);
-    m_mainLayout->labelForField(m_targetInterfaceWidget)->setVisible(isStartup);
-    m_jlinkDeviceLineEdit->setVisible(isStartup);
-    m_mainLayout->labelForField(m_jlinkDeviceLineEdit)->setVisible(isStartup);
-    m_additionalArgumentsTextEdit->setVisible(isStartup);
-    m_mainLayout->labelForField(m_additionalArgumentsTextEdit)->setVisible(isStartup);
-}
-
 void JLinkGdbServerProviderConfigWidget::hostInterfaceChanged()
 {
     const HostInterface selectedInterface = static_cast<HostInterface>(
@@ -405,7 +385,6 @@ void JLinkGdbServerProviderConfigWidget::setFromProvider()
     Q_ASSERT(p);
 
     const QSignalBlocker blocker(this);
-    startupModeChanged();
     m_hostWidget->setChannel(p->channel());
     m_executableFileChooser->setFileName(p->m_executableFile);
     m_jlinkDeviceLineEdit->setText(p->m_jlinkDevice);
@@ -422,4 +401,4 @@ void JLinkGdbServerProviderConfigWidget::setFromProvider()
 }
 
 } // namespace Internal
-} // namespace ProjectExplorer
+} // namespace BareMetal

src/plugins/baremetal/debugservers/gdb/jlinkgdbserverprovider.h

@@ -52,7 +52,7 @@ public:
     QString channelString() const final;
     Utils::CommandLine command() const final;
 
-    bool canStartupMode(StartupMode mode) const final;
+    QSet<StartupMode> supportedStartupModes() const final;
     bool isValid() const final;
 
 private:
@@ -118,7 +118,6 @@ private:
     void apply() final;
     void discard() final;
 
-    void startupModeChanged();
     void hostInterfaceChanged();
     void targetInterfaceChanged();
     void setFromProvider();

src/plugins/baremetal/debugservers/gdb/openocdgdbserverprovider.cpp

@@ -79,8 +79,6 @@ QString OpenOcdGdbServerProvider::defaultResetCommands()
 QString OpenOcdGdbServerProvider::channelString() const
 {
     switch (startupMode()) {
-    case NoStartup:
-        // fallback
     case StartupOnNetwork:
         // Just return as "host:port" form.
         return GdbServerProvider::channelString();
@@ -124,9 +122,10 @@ CommandLine OpenOcdGdbServerProvider::command() const
     return cmd;
 }
 
-bool OpenOcdGdbServerProvider::canStartupMode(StartupMode m) const
+QSet<GdbServerProvider::StartupMode>
+OpenOcdGdbServerProvider::supportedStartupModes() const
 {
-    return m == NoStartup || m == StartupOnNetwork || m == StartupOnPipe;
+    return {StartupOnNetwork, StartupOnPipe};
 }
 
 bool OpenOcdGdbServerProvider::isValid() const
@@ -136,7 +135,7 @@ bool OpenOcdGdbServerProvider::isValid() const
 
     const StartupMode m = startupMode();
 
-    if (m == NoStartup || m == StartupOnNetwork) {
+    if (m == StartupOnNetwork) {
         if (channel().host().isEmpty())
             return false;
     }
@@ -307,15 +306,6 @@ void OpenOcdGdbServerProviderConfigWidget::discard()
 void OpenOcdGdbServerProviderConfigWidget::startupModeChanged()
 {
     const GdbServerProvider::StartupMode m = startupMode();
-    const bool isStartup = m != GdbServerProvider::NoStartup;
-    m_executableFileChooser->setVisible(isStartup);
-    m_mainLayout->labelForField(m_executableFileChooser)->setVisible(isStartup);
-    m_rootScriptsDirChooser->setVisible(isStartup);
-    m_mainLayout->labelForField(m_rootScriptsDirChooser)->setVisible(isStartup);
-    m_configurationFileChooser->setVisible(isStartup);
-    m_mainLayout->labelForField(m_configurationFileChooser)->setVisible(isStartup);
-    m_additionalArgumentsLineEdit->setVisible(isStartup);
-    m_mainLayout->labelForField(m_additionalArgumentsLineEdit)->setVisible(isStartup);
     const bool isNetwork = m != GdbServerProvider::StartupOnPipe;
     m_hostWidget->setVisible(isNetwork);
     m_mainLayout->labelForField(m_hostWidget)->setVisible(isNetwork);

src/plugins/baremetal/debugservers/gdb/openocdgdbserverprovider.h

@@ -52,7 +52,7 @@ public:
     QString channelString() const final;
     Utils::CommandLine command() const final;
 
-    bool canStartupMode(StartupMode mode) const final;
+    QSet<StartupMode> supportedStartupModes() const final;
     bool isValid() const final;
 
 private:

src/plugins/baremetal/debugservers/gdb/stlinkutilgdbserverprovider.cpp

@@ -87,8 +87,6 @@ QString StLinkUtilGdbServerProvider::defaultResetCommands()
 QString StLinkUtilGdbServerProvider::channelString() const
 {
     switch (startupMode()) {
-    case NoStartup:
-        // fallback
     case StartupOnNetwork:
         // Just return as "host:port" form.
         return GdbServerProvider::channelString();
@@ -117,9 +115,10 @@ CommandLine StLinkUtilGdbServerProvider::command() const
     return cmd;
 }
 
-bool StLinkUtilGdbServerProvider::canStartupMode(StartupMode m) const
+QSet<GdbServerProvider::StartupMode>
+StLinkUtilGdbServerProvider::supportedStartupModes() const
 {
-    return m == NoStartup || m == StartupOnNetwork;
+    return {StartupOnNetwork};
 }
 
 bool StLinkUtilGdbServerProvider::isValid() const
@@ -129,7 +128,7 @@ bool StLinkUtilGdbServerProvider::isValid() const
 
     const StartupMode m = startupMode();
 
-    if (m == NoStartup || m == StartupOnNetwork) {
+    if (m == StartupOnNetwork) {
         if (channel().host().isEmpty())
             return false;
     }
@@ -287,10 +286,6 @@ StLinkUtilGdbServerProviderConfigWidget::StLinkUtilGdbServerProviderConfigWidget
             this, &GdbServerProviderConfigWidget::dirty);
     connect(m_resetCommandsTextEdit, &QPlainTextEdit::textChanged,
             this, &GdbServerProviderConfigWidget::dirty);
-
-    connect(m_startupModeComboBox,
-            QOverload<int>::of(&QComboBox::currentIndexChanged),
-            this, &StLinkUtilGdbServerProviderConfigWidget::startupModeChanged);
 }
 
 void StLinkUtilGdbServerProviderConfigWidget::apply()
@@ -340,22 +335,6 @@ void StLinkUtilGdbServerProviderConfigWidget::setTransportLayer(
     }
 }
 
-void StLinkUtilGdbServerProviderConfigWidget::startupModeChanged()
-{
-    const GdbServerProvider::StartupMode m = startupMode();
-    const bool isStartup = m != GdbServerProvider::NoStartup;
-    m_executableFileChooser->setVisible(isStartup);
-    m_mainLayout->labelForField(m_executableFileChooser)->setVisible(isStartup);
-    m_verboseLevelSpinBox->setVisible(isStartup);
-    m_mainLayout->labelForField(m_verboseLevelSpinBox)->setVisible(isStartup);
-    m_extendedModeCheckBox->setVisible(isStartup);
-    m_mainLayout->labelForField(m_extendedModeCheckBox)->setVisible(isStartup);
-    m_resetBoardCheckBox->setVisible(isStartup);
-    m_mainLayout->labelForField(m_resetBoardCheckBox)->setVisible(isStartup);
-    m_transportLayerComboBox->setVisible(isStartup);
-    m_mainLayout->labelForField(m_transportLayerComboBox)->setVisible(isStartup);
-}
-
 void StLinkUtilGdbServerProviderConfigWidget::populateTransportLayers()
 {
     m_transportLayerComboBox->insertItem(
@@ -372,7 +351,6 @@ void StLinkUtilGdbServerProviderConfigWidget::setFromProvider()
     Q_ASSERT(p);
 
     const QSignalBlocker blocker(this);
-    startupModeChanged();
     m_hostWidget->setChannel(p->channel());
     m_executableFileChooser->setFileName(p->m_executableFile);
     m_verboseLevelSpinBox->setValue(p->m_verboseLevel);

src/plugins/baremetal/debugservers/gdb/stlinkutilgdbserverprovider.h

@@ -55,7 +55,7 @@ public:
     QString channelString() const final;
     Utils::CommandLine command() const final;
 
-    bool canStartupMode(StartupMode mode) const final;
+    QSet<StartupMode> supportedStartupModes() const final;
     bool isValid() const final;
 
 private:
@@ -110,7 +110,6 @@ private:
     StLinkUtilGdbServerProvider::TransportLayer transportLayer() const;
     void setTransportLayer(StLinkUtilGdbServerProvider::TransportLayer);
 
-    void startupModeChanged();
     void populateTransportLayers();
     void setFromProvider();