refactor: Add Tooltip to log levels and show a label with info about debug level affecting performance

fixes: #8889

src/lib/gui/dialogs/SettingsDialog.cpp

@@ -31,6 +31,17 @@ SettingsDialog::SettingsDialog(QWidget *parent, const IServerConfig &serverConfi
 
   ui->setupUi(this);
 
+  // Set Tooltip for the logLevel Items
+  ui->comboLogLevel->setItemData(0, tr("Required messages"), Qt::ToolTipRole);
+  ui->comboLogLevel->setItemData(1, tr("Non-fatal errors"), Qt::ToolTipRole);
+  ui->comboLogLevel->setItemData(2, tr("General warnings"), Qt::ToolTipRole);
+  ui->comboLogLevel->setItemData(3, tr("Notable events"), Qt::ToolTipRole);
+  ui->comboLogLevel->setItemData(4, tr("General events [Default]"), Qt::ToolTipRole);
+  ui->comboLogLevel->setItemData(5, tr("Debug entries"), Qt::ToolTipRole);
+  ui->comboLogLevel->setItemData(6, tr("More debug output"), Qt::ToolTipRole);
+  ui->comboLogLevel->setItemData(7, tr("Verbose debug output"), Qt::ToolTipRole);
+  ui->lblDebugWarning->setVisible(false);
+
   ui->comboTlsKeyLength->setItemIcon(0, QIcon::fromTheme(QStringLiteral("security-medium")));
   ui->comboTlsKeyLength->setItemIcon(1, QIcon::fromTheme(QIcon::ThemeIcon::SecurityHigh));
   ui->lblTlsCertInfo->setFixedSize(28, 28);
@@ -66,6 +77,7 @@ void SettingsDialog::initConnections() const
   connect(ui->btnTlsCertPath, &QPushButton::clicked, this, &SettingsDialog::browseCertificatePath);
   connect(ui->btnBrowseLog, &QPushButton::clicked, this, &SettingsDialog::browseLogPath);
   connect(ui->cbLogToFile, &QCheckBox::toggled, this, &SettingsDialog::setLogToFile);
+  connect(ui->comboLogLevel, &QComboBox::currentIndexChanged, this, &SettingsDialog::logLevelChanged);
 }
 
 void SettingsDialog::regenCertificates()
@@ -278,4 +290,9 @@ void SettingsDialog::updateRequestedKeySize() const
   Settings::setValue(Settings::Security::KeySize, ui->comboTlsKeyLength->currentText());
 }
 
+void SettingsDialog::logLevelChanged()
+{
+  ui->lblDebugWarning->setVisible(ui->comboLogLevel->currentIndex() > 4);
+}
+
 SettingsDialog::~SettingsDialog() = default;

src/lib/gui/dialogs/SettingsDialog.h

@@ -58,6 +58,9 @@ private:
   /// @brief updates the setting vaule for key size.
   void updateRequestedKeySize() const;
 
+  /// @brief update if the log level warning is shown
+  void logLevelChanged();
+
   std::unique_ptr<Ui::SettingsDialog> ui;
   const IServerConfig &m_serverConfig;
   const CoreProcess &m_coreProcess;

src/lib/gui/dialogs/SettingsDialog.ui

@@ -394,86 +394,9 @@
          </property>
          <layout class="QGridLayout" name="_3">
           <property name="verticalSpacing">
-           <number>7</number>
+           <number>9</number>
           </property>
-          <item row="0" column="1">
+          <item row="7" column="0" colspan="4">
-           <spacer name="horizontalSpacer_5">
-            <property name="orientation">
-             <enum>Qt::Orientation::Horizontal</enum>
-            </property>
-            <property name="sizeHint" stdset="0">
-             <size>
-              <width>40</width>
-              <height>20</height>
-             </size>
-            </property>
-           </spacer>
-          </item>
-          <item row="0" column="0">
-           <widget class="QCheckBox" name="cbLogToFile">
-            <property name="text">
-             <string>Log to file</string>
-            </property>
-           </widget>
-          </item>
-          <item row="0" column="3">
-           <widget class="QComboBox" name="comboLogLevel">
-            <item>
-             <property name="text">
-              <string>Fatal</string>
-             </property>
-            </item>
-            <item>
-             <property name="text">
-              <string>Error</string>
-             </property>
-            </item>
-            <item>
-             <property name="text">
-              <string>Warning</string>
-             </property>
-            </item>
-            <item>
-             <property name="text">
-              <string>Note</string>
-             </property>
-            </item>
-            <item>
-             <property name="text">
-              <string>Info</string>
-             </property>
-            </item>
-            <item>
-             <property name="text">
-              <string>Debug</string>
-             </property>
-            </item>
-            <item>
-             <property name="text">
-              <string>Debug1</string>
-             </property>
-            </item>
-            <item>
-             <property name="text">
-              <string>Debug2</string>
-             </property>
-            </item>
-           </widget>
-          </item>
-          <item row="0" column="2">
-           <widget class="QLabel" name="lblLogLevel">
-            <property name="sizePolicy">
-             <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
-              <horstretch>0</horstretch>
-              <verstretch>0</verstretch>
-             </sizepolicy>
-            </property>
-            <property name="text">
-             <string>Level</string>
-            </property>
-           </widget>
-          </item>
-          <item row="1" column="0" colspan="4">
            <widget class="QWidget" name="widgetLogFilename" native="true">
             <property name="sizePolicy">
              <sizepolicy hsizetype="Preferred" vsizetype="Maximum">
@@ -561,6 +484,93 @@
             </layout>
            </widget>
           </item>
+          <item row="2" column="1">
+           <spacer name="horizontalSpacer_5">
+            <property name="orientation">
+             <enum>Qt::Orientation::Horizontal</enum>
+            </property>
+            <property name="sizeHint" stdset="0">
+             <size>
+              <width>40</width>
+              <height>20</height>
+             </size>
+            </property>
+           </spacer>
+          </item>
+          <item row="2" column="0">
+           <widget class="QCheckBox" name="cbLogToFile">
+            <property name="text">
+             <string>Log to file</string>
+            </property>
+           </widget>
+          </item>
+          <item row="2" column="3">
+           <widget class="QComboBox" name="comboLogLevel">
+            <item>
+             <property name="text">
+              <string>Fatal</string>
+             </property>
+            </item>
+            <item>
+             <property name="text">
+              <string>Error</string>
+             </property>
+            </item>
+            <item>
+             <property name="text">
+              <string>Warning</string>
+             </property>
+            </item>
+            <item>
+             <property name="text">
+              <string>Note</string>
+             </property>
+            </item>
+            <item>
+             <property name="text">
+              <string>Info</string>
+             </property>
+            </item>
+            <item>
+             <property name="text">
+              <string>Debug</string>
+             </property>
+            </item>
+            <item>
+             <property name="text">
+              <string>Debug1</string>
+             </property>
+            </item>
+            <item>
+             <property name="text">
+              <string>Debug2</string>
+             </property>
+            </item>
+           </widget>
+          </item>
+          <item row="2" column="2">
+           <widget class="QLabel" name="lblLogLevel">
+            <property name="sizePolicy">
+             <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+              <horstretch>0</horstretch>
+              <verstretch>0</verstretch>
+             </sizepolicy>
+            </property>
+            <property name="text">
+             <string>Level</string>
+            </property>
+           </widget>
+          </item>
+          <item row="8" column="0" colspan="4">
+           <widget class="QLabel" name="lblDebugWarning">
+            <property name="text">
+             <string>Using a Debug log level may affect performance. Only use a Debug level if you are attempting to debug an issue or are gathering logs to submit with a bug report.</string>
+            </property>
+            <property name="wordWrap">
+             <bool>true</bool>
+            </property>
+           </widget>
+          </item>
          </layout>
         </widget>
        </item>
@@ -644,7 +654,6 @@
   <tabstop>sbPort</tabstop>
   <tabstop>lineInterface</tabstop>
   <tabstop>cbLogToFile</tabstop>
-  <tabstop>comboLogLevel</tabstop>
   <tabstop>lineLogFilename</tabstop>
   <tabstop>btnBrowseLog</tabstop>
  </tabstops>