LayoutBuilder: Allow for more compact code at calling sites

Change-Id: I12bb6dbfc138e03138b9a74d36e864d8ea36092f
Reviewed-by: hjk <hjk@qt.io>

src/plugins/debugger/debuggerrunconfigurationaspect.cpp

@@ -168,16 +168,12 @@ DebuggerRunConfigurationAspect::DebuggerRunConfigurationAspect(Target *target)
         QWidget *w = new QWidget;
         LayoutBuilder builder(w);
         m_cppAspect->addToLayout(builder);
-        builder.startNewRow();
-        m_qmlAspect->addToLayout(builder);
-        builder.startNewRow();
-        m_overrideStartupAspect->addToLayout(builder);
+        m_qmlAspect->addToLayout(builder.startNewRow());
+        m_overrideStartupAspect->addToLayout(builder.startNewRow());
 
         static const QByteArray env = qgetenv("QTC_DEBUGGER_MULTIPROCESS");
-        if (env.toInt()) {
-            builder.startNewRow();
-            m_multiProcessAspect->addToLayout(builder);
-        }
+        if (env.toInt())
+            m_multiProcessAspect->addToLayout(builder.startNewRow());
 
         return w;
     });

src/plugins/ios/iosrunconfiguration.cpp

@@ -328,8 +328,7 @@ void IosDeviceTypeAspect::addToLayout(LayoutBuilder &builder)
 
     m_deviceTypeLabel = new QLabel(IosRunConfiguration::tr("Device type:"));
 
-    builder.addItem(m_deviceTypeLabel);
-    builder.addItem(m_deviceTypeComboBox);
+    builder.addItems(m_deviceTypeLabel, m_deviceTypeComboBox);
 
     updateValues();
 

src/plugins/projectexplorer/buildconfiguration.cpp

@@ -185,10 +185,8 @@ NamedWidget *BuildConfiguration::createConfigWidget()
 
     LayoutBuilder builder(widget);
     for (ProjectConfigurationAspect *aspect : aspects()) {
-        if (aspect->isVisible()) {
-            builder.startNewRow();
-            aspect->addToLayout(builder);
-        }
+        if (aspect->isVisible())
+            aspect->addToLayout(builder.startNewRow());
     }
 
     return named;

src/plugins/projectexplorer/buildstep.cpp

@@ -152,10 +152,8 @@ BuildStepConfigWidget *BuildStep::createConfigWidget()
     {
         LayoutBuilder builder(widget);
         for (ProjectConfigurationAspect *aspect : m_aspects) {
-            if (aspect->isVisible()) {
-                builder.startNewRow();
-                aspect->addToLayout(builder);
-            }
+            if (aspect->isVisible())
+                aspect->addToLayout(builder.startNewRow());
         }
     }
 

src/plugins/projectexplorer/customexecutablerunconfiguration.cpp

@@ -126,9 +126,7 @@ CustomExecutableDialog::CustomExecutableDialog(RunConfiguration *rc)
 
     {
         LayoutBuilder builder(detailsWidget);
-        builder.addItem(tr("Executable:"));
-        builder.addItem(m_executableChooser);
-        builder.startNewRow();
+        builder.addItems(tr("Executable:"), m_executableChooser).startNewRow();
         m_arguments.addToLayout(builder);
         m_workingDirectory.addToLayout(builder);
         m_terminal.addToLayout(builder);

src/plugins/projectexplorer/projectconfiguration.cpp

@@ -73,9 +73,10 @@ LayoutBuilder::~LayoutBuilder()
     flushPendingItems();
 }
 
-void LayoutBuilder::startNewRow()
+LayoutBuilder &LayoutBuilder::startNewRow()
 {
     flushPendingItems();
+    return *this;
 }
 
 void LayoutBuilder::flushPendingItems()
@@ -132,12 +133,12 @@ QLayout *LayoutBuilder::layout() const
     return m_layout;
 }
 
-void LayoutBuilder::addItem(LayoutItem item)
+LayoutBuilder &LayoutBuilder::addItem(LayoutItem item)
 {
     if (item.widget && !item.widget->parent())
         item.widget->setParent(m_layout->parentWidget());
-
     m_pendingItems.append(item);
+    return *this;
 }
 
 

src/plugins/projectexplorer/projectconfiguration.h

@@ -61,8 +61,14 @@ public:
         QString text;
     };
 
-    void addItem(LayoutItem item);
-    void startNewRow();
+    template<typename ...Items>
+    LayoutBuilder &addItems(LayoutItem first, Items... rest) {
+        return addItem(first).addItems(rest...);
+    }
+    LayoutBuilder &addItems() { return *this; }
+    LayoutBuilder &addItem(LayoutItem item);
+
+    LayoutBuilder &startNewRow();
 
     QLayout *layout() const;
 

src/plugins/projectexplorer/projectconfigurationaspects.cpp

@@ -377,8 +377,7 @@ void BaseBoolAspect::addToLayout(LayoutBuilder &builder)
     d->m_checkBox = new QCheckBox(d->m_label);
     d->m_checkBox->setChecked(d->m_value);
     d->m_checkBox->setToolTip(d->m_tooltip);
-    builder.addItem(QString());
-    builder.addItem(d->m_checkBox.data());
+    builder.addItems(QString(), d->m_checkBox.data());
     connect(d->m_checkBox.data(), &QAbstractButton::clicked, this, [this] {
         d->m_value = d->m_checkBox->isChecked();
         emit changed();
@@ -450,8 +449,7 @@ void BaseSelectionAspect::addToLayout(LayoutBuilder &builder)
         auto button = new QRadioButton(option.displayName);
         button->setChecked(i == d->m_value);
         button->setToolTip(option.tooltip);
-        builder.addItem(QString());
-        builder.addItem(button);
+        builder.addItems(QString(), button);
         d->m_buttons.append(button);
         d->m_buttonGroup->addButton(button);
         connect(button, &QAbstractButton::clicked, this, [this, i] {
@@ -521,8 +519,7 @@ void BaseIntegerAspect::addToLayout(LayoutBuilder &builder)
     if (d->m_maximumValue.isValid() && d->m_maximumValue.isValid())
         d->m_spinBox->setRange(int(d->m_minimumValue.toLongLong() / d->m_displayScaleFactor),
                                int(d->m_maximumValue.toLongLong() / d->m_displayScaleFactor));
-    builder.addItem(d->m_label);
-    builder.addItem(d->m_spinBox.data());
+    builder.addItems(d->m_label, d->m_spinBox.data());
     connect(d->m_spinBox.data(), QOverload<int>::of(&QSpinBox::valueChanged),
             this, [this](int value) {
         d->m_value = value * d->m_displayScaleFactor;

src/plugins/projectexplorer/runconfiguration.cpp

@@ -251,10 +251,8 @@ QWidget *RunConfiguration::createConfigurationWidget()
     {
         LayoutBuilder builder(widget);
         for (ProjectConfigurationAspect *aspect : m_aspects) {
-            if (aspect->isVisible()) {
-                builder.startNewRow();
-                aspect->addToLayout(builder);
-            }
+            if (aspect->isVisible())
+                aspect->addToLayout(builder.startNewRow());
         }
     }
 

src/plugins/projectexplorer/runconfigurationaspects.cpp

@@ -68,8 +68,7 @@ void TerminalAspect::addToLayout(LayoutBuilder &builder)
     QTC_CHECK(!m_checkBox);
     m_checkBox = new QCheckBox(tr("Run in terminal"));
     m_checkBox->setChecked(m_useTerminal);
-    builder.addItem(QString());
-    builder.addItem(m_checkBox.data());
+    builder.addItems(QString(), m_checkBox.data());
     connect(m_checkBox.data(), &QAbstractButton::clicked, this, [this] {
         m_userSet = true;
         m_useTerminal = m_checkBox->isChecked();
@@ -169,9 +168,7 @@ void WorkingDirectoryAspect::addToLayout(LayoutBuilder &builder)
         m_chooser->setEnvironment(m_envAspect->environment());
     }
 
-    builder.addItem(tr("Working directory:"));
-    builder.addItem(m_chooser.data());
-    builder.addItem(m_resetButton.data());
+    builder.addItems(tr("Working directory:"), m_chooser.data(), m_resetButton.data());
 }
 
 void WorkingDirectoryAspect::acquaintSiblings(const ProjectConfigurationAspects &siblings)
@@ -455,10 +452,8 @@ FilePath ExecutableAspect::executable() const
 void ExecutableAspect::addToLayout(LayoutBuilder &builder)
 {
     m_executable.addToLayout(builder);
-    if (m_alternativeExecutable) {
-        builder.startNewRow();
-        m_alternativeExecutable->addToLayout(builder);
-    }
+    if (m_alternativeExecutable)
+        m_alternativeExecutable->addToLayout(builder.startNewRow());
 }
 
 void ExecutableAspect::setLabelText(const QString &labelText)

src/plugins/python/pythonrunconfiguration.cpp

@@ -204,9 +204,7 @@ void InterpreterAspect::addToLayout(LayoutBuilder &builder)
         Core::ICore::showOptionsDialog(Constants::C_PYTHONOPTIONS_PAGE_ID);
     });
 
-    builder.addItem(tr("Interpreter"));
-    builder.addItem(m_comboBox.data());
-    builder.addItem(manageButton);
+    builder.addItems(tr("Interpreter"), m_comboBox.data(), manageButton);
 }
 
 void InterpreterAspect::updateCurrentInterpreter()

src/plugins/qmlprojectmanager/qmlprojectrunconfiguration.cpp

@@ -130,8 +130,7 @@ void MainQmlFileAspect::addToLayout(LayoutBuilder &builder)
     connect(m_fileListCombo, QOverload<int>::of(&QComboBox::activated),
             this, &MainQmlFileAspect::setMainScript);
 
-    builder.addItem(QmlProjectRunConfiguration::tr("Main QML file:"));
-    builder.addItem(m_fileListCombo.data());
+    builder.addItems(QmlProjectRunConfiguration::tr("Main QML file:"), m_fileListCombo.data());
 }
 
 void MainQmlFileAspect::toMap(QVariantMap &map) const

src/plugins/webassembly/webassemblyrunconfigurationaspects.cpp

@@ -88,8 +88,7 @@ void WebBrowserSelectionAspect::addToLayout(ProjectExplorer::LayoutBuilder &buil
                 m_currentBrowser = selectedBrowser;
                 emit changed();
             });
-    builder.addItem(tr("Web browser:"));
-    builder.addItem(m_webBrowserComboBox);
+    builder.addItems(tr("Web browser:"), m_webBrowserComboBox);
 }
 
 void WebBrowserSelectionAspect::fromMap(const QVariantMap &map)