VariableChooser: Rework

Allow multiple expanders to be registered for lineedits, e.g. a
local and the global ones, and actually show them.

Use a tree view in the chooser for somewhat more structured display.

Change-Id: I769f92144e5249f45e54381de52aa6973eb20118
Reviewed-by: Tobias Hunger <tobias.hunger@theqtcompany.com>

src/libs/utils/macroexpander.cpp

@@ -49,6 +49,7 @@ public:
     QHash<QByteArray, MacroExpander::StringFunction> m_map;
     QHash<QByteArray, MacroExpander::PrefixFunction> m_prefixMap;
     QMap<QByteArray, QString> m_descriptions;
+    QString m_displayName;
 };
 
 } // Internal
@@ -320,4 +321,37 @@ QString MacroExpander::variableDescription(const QByteArray &variable)
     return d->m_descriptions.value(variable);
 }
 
+QString MacroExpander::displayName() const
+{
+    return d->m_displayName;
+}
+
+void MacroExpander::setDisplayName(const QString &displayName)
+{
+    d->m_displayName = displayName;
+}
+
+
+class GlobalMacroExpander : public MacroExpander
+{
+    Q_DECLARE_TR_FUNCTIONS(Utils::MacroExpander)
+
+public:
+    GlobalMacroExpander()
+    {
+        setDisplayName(tr("Global variables"));
+        registerPrefix("Env", tr("Access environment variables."),
+           [](const QString &value) { return QString::fromLocal8Bit(qgetenv(value.toLocal8Bit())); });
+    }
+};
+
+/*!
+ * Returns the expander for globally registered variables.
+ */
+MacroExpander *globalMacroExpander()
+{
+    static GlobalMacroExpander theGlobalExpander;
+    return &theGlobalExpander;
+}
+
 } // namespace Utils

src/libs/utils/macroexpander.h

@@ -70,6 +70,9 @@ public:
     QList<QByteArray> variables();
     QString variableDescription(const QByteArray &variable);
 
+    QString displayName() const;
+    void setDisplayName(const QString &displayName);
+
 private:
     MacroExpander(const MacroExpander &) Q_DECL_EQ_DELETE;
     void operator=(const MacroExpander &) Q_DECL_EQ_DELETE;
@@ -77,6 +80,8 @@ private:
     Internal::MacroExpanderPrivate *d;
 };
 
+QTCREATOR_UTILS_EXPORT MacroExpander *globalMacroExpander();
+
 } // namespace Utils
 
 #endif // UTILS_MACROEXPANDER_H

src/plugins/baremetal/baremetaldeviceconfigurationwidget.cpp

@@ -79,9 +79,9 @@ BareMetalDeviceConfigurationWidget::BareMetalDeviceConfigurationWidget(
     formLayout->addRow(tr("Init commands:"), m_gdbInitCommandsTextEdit);
     formLayout->addRow(tr("Reset commands:"), m_gdbResetCommandsTextEdit);
 
-    VariableChooser::addVariableSupport(m_gdbResetCommandsTextEdit);
-    VariableChooser::addVariableSupport(m_gdbInitCommandsTextEdit);
-    (void)new VariableChooser(this);
+    auto chooser = new VariableChooser(this);
+    chooser->addSupportedWidget(m_gdbResetCommandsTextEdit);
+    chooser->addSupportedWidget(m_gdbInitCommandsTextEdit);
 
     connect(m_gdbHostLineEdit, SIGNAL(editingFinished()), SLOT(hostnameChanged()));
     connect(m_gdbPortSpinBox, SIGNAL(valueChanged(int)), SLOT(portChanged()));

src/plugins/baremetal/baremetaldeviceconfigurationwizardpages.cpp

@@ -88,9 +88,9 @@ BareMetalDeviceConfigurationWizardSetupPage::BareMetalDeviceConfigurationWizardS
     connect(m_gdbResetCommandsTextEdit, SIGNAL(textChanged()), SIGNAL(completeChanged()));
     connect(m_gdbInitCommandsPlainTextEdit, SIGNAL(textChanged()), SIGNAL(completeChanged()));
 
-    VariableChooser::addVariableSupport(m_gdbResetCommandsTextEdit);
-    VariableChooser::addVariableSupport(m_gdbInitCommandsPlainTextEdit);
-    (void)new VariableChooser(this);
+    auto chooser = new VariableChooser(this);
+    chooser->addSupportedWidget(m_gdbResetCommandsTextEdit);
+    chooser->addSupportedWidget(m_gdbInitCommandsPlainTextEdit);
 }
 
 void BareMetalDeviceConfigurationWizardSetupPage::initializePage()

src/plugins/cmakeprojectmanager/cmakeproject.cpp

@@ -64,7 +64,6 @@
 #include <coreplugin/infobar.h>
 #include <coreplugin/documentmanager.h>
 #include <coreplugin/editormanager/editormanager.h>
-#include <coreplugin/variablemanager.h>
 
 #include <QDebug>
 #include <QDir>

src/plugins/coreplugin/coreplugin.pro

@@ -53,7 +53,6 @@ SOURCES += corejsextensions.cpp \
     progressmanager/futureprogress.cpp \
     statusbarwidget.cpp \
     coreplugin.cpp \
-    variablemanager.cpp \
     modemanager.cpp \
     basefilewizard.cpp \
     basefilewizardfactory.cpp \
@@ -165,7 +164,6 @@ HEADERS += corejsextensions.h \
     core_global.h \
     statusbarwidget.h \
     coreplugin.h \
-    variablemanager.h \
     modemanager.h \
     basefilewizard.h \
     basefilewizardfactory.h \

src/plugins/coreplugin/coreplugin.qbs

@@ -100,7 +100,6 @@ QtcPlugin {
             "textdocument.cpp", "textdocument.h",
             "toolsettings.cpp", "toolsettings.h",
             "variablechooser.cpp", "variablechooser.h",
-            "variablemanager.cpp", "variablemanager.h",
             "vcsmanager.cpp", "vcsmanager.h",
             "versiondialog.cpp", "versiondialog.h",
             "windowsupport.cpp", "windowsupport.h"

src/plugins/coreplugin/dialogs/externaltoolconfig.cpp

@@ -33,13 +33,13 @@
 
 #include <utils/algorithm.h>
 #include <utils/hostosinfo.h>
+#include <utils/macroexpander.h>
 #include <utils/qtcassert.h>
 #include <utils/qtcprocess.h>
 #include <utils/fancylineedit.h>
 
 #include <coreplugin/coreconstants.h>
 #include <coreplugin/variablechooser.h>
-#include <coreplugin/variablemanager.h>
 
 #include <QTextStream>
 #include <QMimeData>
@@ -410,10 +410,11 @@ ExternalToolConfig::ExternalToolConfig(QWidget *parent) :
     connect(ui->toolTree->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)),
             this, SLOT(handleCurrentChanged(QModelIndex,QModelIndex)));
 
-    Core::VariableChooser::addVariableSupport(ui->executable->lineEdit());
-    Core::VariableChooser::addVariableSupport(ui->arguments);
-    Core::VariableChooser::addVariableSupport(ui->workingDirectory->lineEdit());
-    Core::VariableChooser::addVariableSupport(ui->inputText);
+    auto chooser = new VariableChooser(this);
+    chooser->addSupportedWidget(ui->executable->lineEdit());
+    chooser->addSupportedWidget(ui->arguments);
+    chooser->addSupportedWidget(ui->workingDirectory->lineEdit());
+    chooser->addSupportedWidget(ui->inputText);
 
     connect(ui->description, SIGNAL(editingFinished()), this, SLOT(updateCurrentItem()));
     connect(ui->executable, SIGNAL(editingFinished()), this, SLOT(updateCurrentItem()));
@@ -441,7 +442,6 @@ ExternalToolConfig::ExternalToolConfig(QWidget *parent) :
 
     showInfoForItem(QModelIndex());
 
-    new VariableChooser(this);
 }
 
 ExternalToolConfig::~ExternalToolConfig()
@@ -595,5 +595,5 @@ void ExternalToolConfig::addCategory()
 void ExternalToolConfig::updateEffectiveArguments()
 {
     ui->arguments->setToolTip(Utils::QtcProcess::expandMacros(ui->arguments->text(),
-            globalMacroExpander()));
+            Utils::globalMacroExpander()));
 }

src/plugins/coreplugin/editormanager/editormanager.cpp

@@ -59,7 +59,6 @@
 #include <coreplugin/outputpanemanager.h>
 #include <coreplugin/rightpane.h>
 #include <coreplugin/settingsdatabase.h>
-#include <coreplugin/variablemanager.h>
 #include <coreplugin/vcsmanager.h>
 
 #include <extensionsystem/pluginmanager.h>
@@ -67,6 +66,7 @@
 #include <utils/algorithm.h>
 #include <utils/fileutils.h>
 #include <utils/hostosinfo.h>
+#include <utils/macroexpander.h>
 #include <utils/qtcassert.h>
 
 #include <QClipboard>
@@ -87,6 +87,8 @@
 #include <QPushButton>
 #include <QSplitter>
 
+using namespace Utils;
+
 enum { debugEditorManager=0 };
 
 static const char kCurrentDocumentPrefix[] = "CurrentDocument";

src/plugins/coreplugin/externaltool.cpp

@@ -33,7 +33,6 @@
 #include "actionmanager/actionmanager.h"
 #include "actionmanager/actioncontainer.h"
 #include "coreconstants.h"
-#include "variablemanager.h"
 
 #include <app/app_version.h>
 #include <coreplugin/icore.h>
@@ -41,8 +40,10 @@
 #include <coreplugin/documentmanager.h>
 #include <coreplugin/editormanager/editormanager.h>
 #include <coreplugin/editormanager/ieditor.h>
-#include <utils/qtcassert.h>
+
 #include <utils/fileutils.h>
+#include <utils/macroexpander.h>
+#include <utils/qtcassert.h>
 #include <utils/qtcprocess.h>
 
 #include <QCoreApplication>
@@ -54,6 +55,7 @@
 
 #include <QDebug>
 
+using namespace Utils;
 using namespace Core;
 using namespace Core::Internal;
 

src/plugins/coreplugin/jsexpander.cpp

@@ -30,8 +30,8 @@
 #include "jsexpander.h"
 
 #include "corejsextensions.h"
-#include "variablemanager.h"
 
+#include <utils/macroexpander.h>
 #include <utils/qtcassert.h>
 
 #include <QCoreApplication>
@@ -90,7 +90,7 @@ QString JsExpander::evaluate(const QString &expression, QString *errorMessage)
 JsExpander::JsExpander()
 {
     d = new Internal::JsExpanderPrivate;
-    globalMacroExpander()->registerPrefix("JS",
+    Utils::globalMacroExpander()->registerPrefix("JS",
         QCoreApplication::translate("Core::JsExpander",
                                     "Evaluate simple Javascript statements.\n"
                                     "The statements may not contain '{' nor '}' characters."),

src/plugins/coreplugin/locator/executefilter.cpp

@@ -32,7 +32,7 @@
 
 #include <coreplugin/icore.h>
 #include <coreplugin/messagemanager.h>
-#include <coreplugin/variablemanager.h>
+#include <utils/macroexpander.h>
 
 #include <QMessageBox>
 
@@ -91,9 +91,9 @@ void ExecuteFilter::accept(LocatorFilterEntry selection) const
         p->m_commandHistory.prepend(value);
 
     bool found;
-    QString workingDirectory = globalMacroExpander()->value("CurrentDocument:Path", &found);
+    QString workingDirectory = Utils::globalMacroExpander()->value("CurrentDocument:Path", &found);
     if (!found || workingDirectory.isEmpty())
-        workingDirectory = globalMacroExpander()->value("CurrentProject:Path", &found);
+        workingDirectory = Utils::globalMacroExpander()->value("CurrentProject:Path", &found);
 
     ExecuteData d;
     d.workingDirectory = workingDirectory;

src/plugins/coreplugin/mainwindow.cpp

@@ -45,7 +45,6 @@
 #include "outputpanemanager.h"
 #include "plugindialog.h"
 #include "vcsmanager.h"
-#include "variablemanager.h"
 #include "versiondialog.h"
 #include "statusbarmanager.h"
 #include "id.h"

src/plugins/coreplugin/variablechooser.h

@@ -35,10 +35,16 @@
 
 #include <QWidget>
 
+#include <functional>
+
+namespace Utils { class MacroExpander; }
+
 namespace Core {
 
 namespace Internal { class VariableChooserPrivate; }
 
+typedef std::function<Utils::MacroExpander *()> MacroExpanderProvider;
+
 class CORE_EXPORT VariableChooser : public QWidget
 {
     Q_OBJECT
@@ -47,8 +53,8 @@ public:
     explicit VariableChooser(QWidget *parent = 0);
     ~VariableChooser();
 
-    static const char kVariableSupportProperty[];
-    static void addVariableSupport(QWidget *textcontrol);
+    void addMacroExpanderProvider(const MacroExpanderProvider &provider);
+    void addSupportedWidget(QWidget *textcontrol, const QByteArray &ownName = QByteArray());
 
 protected:
     void keyPressEvent(QKeyEvent *ke);

src/plugins/cpptools/cpptoolsplugin.cpp

@@ -51,12 +51,12 @@
 #include <coreplugin/documentmanager.h>
 #include <coreplugin/icore.h>
 #include <coreplugin/jsexpander.h>
-#include <coreplugin/variablemanager.h>
 #include <coreplugin/vcsmanager.h>
 #include <cppeditor/cppeditorconstants.h>
 
 #include <utils/fileutils.h>
 #include <utils/hostosinfo.h>
+#include <utils/macroexpander.h>
 #include <utils/qtcassert.h>
 
 #include <QtPlugin>
@@ -191,7 +191,7 @@ bool CppToolsPlugin::initialize(const QStringList &arguments, QString *error)
     mcpptools->addAction(command);
     connect(openInNextSplitAction, SIGNAL(triggered()), this, SLOT(switchHeaderSourceInNextSplit()));
 
-    Utils::MacroExpander *expander = globalMacroExpander();
+    Utils::MacroExpander *expander = Utils::globalMacroExpander();
     expander->registerVariable("Cpp:LicenseTemplate",
                                tr("The license template."),
                                [this]() { return CppToolsPlugin::licenseTemplate(); });

src/plugins/debugger/debuggerengine.cpp

@@ -60,9 +60,10 @@
 
 #include <texteditor/texteditor.h>
 
-#include <utils/savedaction.h>
-#include <utils/qtcassert.h>
 #include <utils/fileinprojectfinder.h>
+#include <utils/macroexpander.h>
+#include <utils/qtcassert.h>
+#include <utils/savedaction.h>
 
 #include <qmljs/consolemanagerinterface.h>
 
@@ -178,7 +179,7 @@ public:
         connect(action(IntelFlavor), SIGNAL(valueChanged(QVariant)),
                 SLOT(reloadDisassembly()));
 
-        globalMacroExpander()->registerFileVariables(PrefixDebugExecutable,
+        Utils::globalMacroExpander()->registerFileVariables(PrefixDebugExecutable,
             tr("Debugged executable"),
             [this]() { return m_startParameters.executable; });
     }
@@ -1835,7 +1836,7 @@ void DebuggerEngine::validateExecutable(DebuggerStartParameters *sp)
             SourcePathRegExpMap globalRegExpSourceMap;
             globalRegExpSourceMap.reserve(options->sourcePathRegExpMap.size());
             foreach (auto entry, options->sourcePathRegExpMap) {
-                const QString expanded = globalMacroExpander()->expandedString(entry.second);
+                const QString expanded = Utils::globalMacroExpander()->expandedString(entry.second);
                 if (!expanded.isEmpty())
                     globalRegExpSourceMap.push_back(qMakePair(entry.first, expanded));
             }

src/plugins/debugger/debuggerengine.h

@@ -36,7 +36,6 @@
 #include "debuggerstartparameters.h"
 #include "breakpoint.h" // For BreakpointModelId.
 #include "threaddata.h" // For ThreadId.
-#include "coreplugin/variablemanager.h"
 
 #include <QObject>
 

src/plugins/debugger/debuggersourcepathmappingwidget.cpp

@@ -209,7 +209,6 @@ DebuggerSourcePathMappingWidget::DebuggerSourcePathMappingWidget(QWidget *parent
     m_sourceLineEdit(new QLineEdit(this)),
     m_targetChooser(new PathChooser(this))
 {
-    (void)new Core::VariableChooser(this);
     setTitle(tr("Source Paths Mapping"));
     setToolTip(tr("<html><head/><body><p>Mappings of source file folders to "
                   "be used in the debugger can be entered here.</p>"
@@ -275,7 +274,9 @@ DebuggerSourcePathMappingWidget::DebuggerSourcePathMappingWidget(QWidget *parent
     editTargetLabel->setBuddy(m_targetChooser);
     m_targetChooser->setToolTip(targetToolTip);
     editLayout->addRow(editTargetLabel, m_targetChooser);
-    Core::VariableChooser::addVariableSupport(m_targetChooser->lineEdit());
+
+    auto chooser = new Core::VariableChooser(this);
+    chooser->addSupportedWidget(m_targetChooser->lineEdit());
 
     // Main layout
     QVBoxLayout *mainLayout = new QVBoxLayout;

src/plugins/debugger/gdb/gdbengine.cpp

@@ -69,8 +69,10 @@
 #include <projectexplorer/itaskhandler.h>
 #include <projectexplorer/taskhub.h>
 #include <texteditor/texteditor.h>
+
 #include <utils/algorithm.h>
 #include <utils/hostosinfo.h>
+#include <utils/macroexpander.h>
 #include <utils/qtcassert.h>
 #include <utils/qtcprocess.h>
 #include <utils/savedaction.h>

src/plugins/debugger/gdb/gdboptionspage.cpp

@@ -72,8 +72,6 @@ public:
 GdbOptionsPageWidget::GdbOptionsPageWidget(QWidget *parent)
     : QWidget(parent)
 {
-    (void) new VariableChooser(this);
-
     auto groupBoxGeneral = new QGroupBox(this);
     groupBoxGeneral->setTitle(GdbOptionsPage::tr("General"));
 
@@ -233,10 +231,11 @@ GdbOptionsPageWidget::GdbOptionsPageWidget(QWidget *parent)
         "Matching regular expression: "));
     */
 
-    VariableChooser::addVariableSupport(textEditCustomDumperCommands);
-    VariableChooser::addVariableSupport(textEditPostAttachCommands);
-    VariableChooser::addVariableSupport(textEditStartupCommands);
-    VariableChooser::addVariableSupport(pathChooserExtraDumperFile->lineEdit());
+    auto chooser = new VariableChooser(this);
+    chooser->addSupportedWidget(textEditCustomDumperCommands);
+    chooser->addSupportedWidget(textEditPostAttachCommands);
+    chooser->addSupportedWidget(textEditStartupCommands);
+    chooser->addSupportedWidget(pathChooserExtraDumperFile->lineEdit());
 
     auto formLayout = new QFormLayout(groupBoxGeneral);
     formLayout->addRow(labelGdbWatchdogTimeout, spinBoxGdbWatchdogTimeout);

src/plugins/debugger/watchhandler.cpp

@@ -897,7 +897,7 @@ QModelIndex WatchModel::parent(const QModelIndex &idx) const
     if (!grandparent)
         return QModelIndex();
 
-    const WatchItems &uncles = grandparent->children;
+    const auto &uncles = grandparent->children;
     for (int i = 0, n = uncles.size(); i < n; ++i)
         if (uncles.at(i) == parent)
             return createIndex(i, 0, (void*) parent);

src/plugins/genericprojectmanager/genericmakestep.cpp

@@ -43,7 +43,6 @@
 #include <projectexplorer/toolchain.h>
 #include <qtsupport/qtkitinformation.h>
 #include <qtsupport/qtparser.h>
-#include <coreplugin/variablemanager.h>
 #include <utils/stringutils.h>
 #include <utils/qtcassert.h>
 #include <utils/qtcprocess.h>

src/plugins/ios/iosbuildstep.cpp

@@ -51,7 +51,6 @@
 #include <qmakeprojectmanager/qmakenodes.h>
 #include <qtsupport/qtkitinformation.h>
 #include <qtsupport/qtparser.h>
-#include <coreplugin/variablemanager.h>
 #include <utils/stringutils.h>
 #include <utils/qtcassert.h>
 #include <utils/qtcprocess.h>

src/plugins/ios/iosdsymbuildstep.cpp

@@ -45,7 +45,6 @@
 #include <projectexplorer/projectexplorerconstants.h>
 #include <qtsupport/qtkitinformation.h>
 #include <qtsupport/qtparser.h>
-#include <coreplugin/variablemanager.h>
 #include <utils/stringutils.h>
 #include <utils/qtcassert.h>
 #include <utils/qtcprocess.h>

src/plugins/projectexplorer/buildconfiguration.cpp

@@ -38,7 +38,6 @@
 #include "kit.h"
 #include "projectmacroexpander.h"
 
-#include <coreplugin/variablemanager.h>
 #include <projectexplorer/buildenvironmentwidget.h>
 #include <extensionsystem/pluginmanager.h>
 #include <coreplugin/idocument.h>

src/plugins/projectexplorer/jsonwizard/jsonwizardexpander.cpp

@@ -32,8 +32,7 @@
 
 #include "jsonwizard.h"
 
-#include <coreplugin/variablemanager.h>
-
+#include <utils/macroexpander.h>
 #include <utils/qtcassert.h>
 
 #include <QVariant>
@@ -59,7 +58,7 @@ bool JsonWizardExpander::resolveMacro(const QString &name, QString *ret)
         return true;
     }
 
-    return Core::globalMacroExpander()->resolveMacro(name, ret);
+    return Utils::globalMacroExpander()->resolveMacro(name, ret);
 }
 
 } // namespace Internal

src/plugins/projectexplorer/localapplicationrunconfiguration.cpp

@@ -32,8 +32,9 @@
 
 #include "buildconfiguration.h"
 
+#include <utils/macroexpander.h>
 #include <utils/stringutils.h>
-#include <coreplugin/variablemanager.h>
+
 #include <projectexplorer/target.h>
 #include <projectexplorer/project.h>
 
@@ -58,7 +59,7 @@ bool FallBackMacroExpander::resolveMacro(const QString &name, QString *ret)
         return true;
     }
     bool found;
-    *ret = Core::globalMacroExpander()->value(name.toUtf8(), &found);
+    *ret = Utils::globalMacroExpander()->value(name.toUtf8(), &found);
     return found;
 }
 } // namespace Internal

src/plugins/projectexplorer/processstep.cpp

@@ -35,7 +35,7 @@
 #include "target.h"
 #include "kit.h"
 
-#include <coreplugin/variablemanager.h>
+#include <utils/macroexpander.h>
 
 #include <QDebug>
 
@@ -82,7 +82,7 @@ bool ProcessStep::init()
     if (!bc)
         bc = target()->activeBuildConfiguration();
     ProcessParameters *pp = processParameters();
-    pp->setMacroExpander(bc ? bc->macroExpander() : Core::globalMacroExpander());
+    pp->setMacroExpander(bc ? bc->macroExpander() : Utils::globalMacroExpander());
     pp->setEnvironment(bc ? bc->environment() : Utils::Environment::systemEnvironment());
     pp->setWorkingDirectory(workingDirectory());
     pp->setCommand(m_command);
@@ -272,7 +272,7 @@ void ProcessStepConfigWidget::updateDetails()
     BuildConfiguration *bc = m_step->buildConfiguration();
     if (!bc) // iff the step is actually in the deploy list
         bc = m_step->target()->activeBuildConfiguration();
-    param.setMacroExpander(bc ? bc->macroExpander() : Core::globalMacroExpander());
+    param.setMacroExpander(bc ? bc->macroExpander() : Utils::globalMacroExpander());
     param.setEnvironment(bc ? bc->environment() : Utils::Environment::systemEnvironment());
 
     param.setWorkingDirectory(m_step->workingDirectory());

src/plugins/projectexplorer/projectexplorer.cpp

@@ -117,12 +117,13 @@
 #include <coreplugin/findplaceholder.h>
 #include <coreplugin/vcsmanager.h>
 #include <coreplugin/iversioncontrol.h>
-#include <coreplugin/variablemanager.h>
 #include <coreplugin/fileutils.h>
 #include <coreplugin/removefiledialog.h>
 #include <texteditor/findinfiles.h>
+
 #include <utils/algorithm.h>
 #include <utils/fileutils.h>
+#include <utils/macroexpander.h>
 #include <utils/parameteraction.h>
 #include <utils/qtcassert.h>
 
@@ -1135,7 +1136,7 @@ bool ProjectExplorerPlugin::initialize(const QStringList &arguments, QString *er
 
     updateWelcomePage();
 
-    Utils::MacroExpander *expander = globalMacroExpander();
+    Utils::MacroExpander *expander = Utils::globalMacroExpander();
     expander->registerFileVariables(Constants::VAR_CURRENTPROJECT_PREFIX,
         tr("Current project's main file"),
         [this]() -> QString {

src/plugins/projectexplorer/projectexplorersettingspage.cpp

@@ -48,8 +48,6 @@ ProjectExplorerSettingsWidget::ProjectExplorerSettingsWidget(QWidget *parent) :
     QWidget(parent)
 {
     m_ui.setupUi(this);
-    new Core::VariableChooser(this);
-    Core::VariableChooser::addVariableSupport(m_ui.buildDirectoryEdit);
     setJomVisible(Utils::HostOsInfo::isWindowsHost());
     m_ui.directoryButtonGroup->setId(m_ui.currentDirectoryRadioButton, UseCurrentDirectory);
     m_ui.directoryButtonGroup->setId(m_ui.directoryRadioButton, UseProjectDirectory);
@@ -58,6 +56,9 @@ ProjectExplorerSettingsWidget::ProjectExplorerSettingsWidget(QWidget *parent) :
             this, SLOT(slotDirectoryButtonGroupChanged()));
     connect(m_ui.resetButton, SIGNAL(clicked()), this, SLOT(resetDefaultBuildDirectory()));
     connect(m_ui.buildDirectoryEdit, SIGNAL(textChanged(QString)), this, SLOT(updateResetButton()));
+
+    auto chooser = new Core::VariableChooser(this);
+    chooser->addSupportedWidget(m_ui.buildDirectoryEdit);
 }
 
 void ProjectExplorerSettingsWidget::setJomVisible(bool v)

src/plugins/projectexplorer/projectmacroexpander.cpp

@@ -33,7 +33,7 @@
 #include "kitinformation.h"
 #include "projectexplorerconstants.h"
 
-#include <coreplugin/variablemanager.h>
+#include <utils/macroexpander.h>
 #include <ssh/sshconnection.h>
 
 using namespace ProjectExplorer;
@@ -99,7 +99,7 @@ bool ProjectMacroExpander::resolveMacro(const QString &name, QString *ret)
 {
     bool found = resolveProjectMacro(name, ret);
     if (!found) {
-        QString result = Core::globalMacroExpander()->value(name.toUtf8(), &found);
+        QString result = Utils::globalMacroExpander()->value(name.toUtf8(), &found);
         if (ret)
             *ret = result;
     }

src/plugins/qtsupport/baseqtversion.cpp

@@ -250,6 +250,9 @@ void BaseQtVersion::setupExpander()
 //    m_expander.registerVariable("Qt:name",
 //        QCoreApplication::translate("QtSupport::QtKitInformation", "The display name of the current Qt version."),
 //        [this]() { return displayName(); });
+
+    m_expander.setDisplayName(
+        QCoreApplication::translate("QtSupport::QtKitInformation", "Qt version"));
 }
 
 BaseQtVersion::~BaseQtVersion()
@@ -606,7 +609,8 @@ void BaseQtVersion::setAutoDetectionSource(const QString &autodetectionSource)
 
 QString BaseQtVersion::displayName() const
 {
-    return Utils::expandMacros(m_unexpandedDisplayName, &m_expander);
+    QString ret = Utils::expandMacros(m_unexpandedDisplayName, &m_expander);
+    return Utils::expandMacros(ret, Utils::globalMacroExpander());
 }
 
 QString BaseQtVersion::unexpandedDisplayName() const

src/plugins/qtsupport/qtkitinformation.cpp

@@ -146,6 +146,9 @@ bool QtKitInformation::resolveMacro(const ProjectExplorer::Kit *kit, const QStri
         }
     }
 
+    if (Utils::globalMacroExpander()->resolveMacro(name, ret))
+        return true;
+
     return false;
 }
 

src/plugins/qtsupport/qtoptionspage.cpp

@@ -41,6 +41,7 @@