Wizards: Delay parsing of custom wizards.

... by introducing signal ICore::showNewItemsDialog().

Reviewed-by: Kai Köhne <kai.koehne@nokia.com>

src/plugins/coreplugin/icore.h

@@ -123,6 +123,7 @@ public:
 signals:
     void coreAboutToOpen();
     void coreOpened();
+    void newItemsDialogRequested();
     void saveSettingsRequested();
     void optionsDialogRequested();
     void coreAboutToClose();

src/plugins/coreplugin/mainwindow.cpp

@@ -885,6 +885,7 @@ QStringList MainWindow::showNewItemDialog(const QString &title,
                                           const QList<IWizard *> &wizards,
                                           const QString &defaultLocation)
 {
+    emit m_coreImpl->newItemsDialogRequested();
     // Scan for wizards matching the filter and pick one. Don't show
     // dialog if there is only one.
     IWizard *wizard = 0;

src/plugins/projectexplorer/customwizard/customwizard.cpp

@@ -327,13 +327,13 @@ QList<CustomWizard*> CustomWizard::createWizards()
     if (CustomWizardPrivate::verbose)
         verboseLog = QString::fromLatin1("### CustomWizard: Checking '%1'\n").arg(userTemplateDirName);
 
-    QList<QFileInfo> dirs = templateDir.entryInfoList(QDir::Dirs|QDir::Readable|QDir::NoDotAndDotDot,
-                                                            QDir::Name|QDir::IgnoreCase);
+    const QDir::Filters filters = QDir::Dirs|QDir::Readable|QDir::NoDotAndDotDot;
+    const QDir::SortFlags sortflags = QDir::Name|QDir::IgnoreCase;
+    QList<QFileInfo> dirs = templateDir.entryInfoList(filters, sortflags);
     if (userTemplateDir.exists()) {
         if (CustomWizardPrivate::verbose)
             verboseLog = QString::fromLatin1("### CustomWizard: userTemplateDir '%1' found, adding\n").arg(userTemplateDirName);
-        dirs += userTemplateDir.entryInfoList(QDir::Dirs|QDir::Readable|QDir::NoDotAndDotDot,
-                                              QDir::Name|QDir::IgnoreCase);
+        dirs += userTemplateDir.entryInfoList(filters, sortflags);
     }
 
     const QString configFile = QLatin1String(configFileC);

src/plugins/projectexplorer/customwizard/customwizard.h

@@ -56,8 +56,11 @@ namespace Internal {
     struct CustomWizardContext;
 }
 
-// Factory for creating wizard. Can be registered under a name
-// in CustomWizard.
+// Factory for creating custom wizards derived from the base classes
+// The factory can be registered under a name in CustomWizard. The name can
+// be specified in the  <wizard class=''...> attribute in the wizard.xml file
+// and thus allows for specifying a C++ derived wizard class (see Qt4ProjectManager).
+
 class ICustomWizardFactory {
 public:
     virtual CustomWizard *create(const Core::BaseFileWizardParameters& baseFileParameters,
@@ -65,7 +68,7 @@ public:
     virtual ~ICustomWizardFactory() {}
 };
 
-// Convenience template to create wizard classes.
+// Convenience template to create wizard factory classes.
 template <class Wizard> class CustomWizardFactory : public ICustomWizardFactory {
     virtual CustomWizard *create(const Core::BaseFileWizardParameters& baseFileParameters,
                                  QObject *parent = 0) const
@@ -134,8 +137,8 @@ private:
 
 // A custom project wizard presenting CustomProjectWizardDialog
 // (Project intro page and fields page) for wizards of type "project".
-// Overwrites postGenerateFiles() to open the project file which is the
-// last one by convention. Also inserts '%ProjectName%' into the base
+// Overwrites postGenerateFiles() to open the project files according to the
+// file attributes. Also inserts '%ProjectName%' into the base
 // replacement map once the intro page is left to have it available
 // for QLineEdit-type fields' default text.
 

src/plugins/projectexplorer/projectexplorer.cpp

@@ -249,6 +249,7 @@ bool ProjectExplorerPlugin::initialize(const QStringList &arguments, QString *er
 
     Core::ICore *core = Core::ICore::instance();
     Core::ActionManager *am = core->actionManager();
+    connect(core, SIGNAL(newItemsDialogRequested()), this, SLOT(loadCustomWizards()));
 
     d->m_welcomePage = new ProjectWelcomePage;
     connect(d->m_welcomePage, SIGNAL(manageSessions()), this, SLOT(showSessionManager()));
@@ -944,12 +945,19 @@ void ProjectExplorerPlugin::extensionsInitialized()
         d->m_profileMimeTypes += pf->mimeTypes();
         addAutoReleasedObject(pf);
     }
+    d->m_buildManager->extensionsInitialized();
+}
+
+void ProjectExplorerPlugin::loadCustomWizards()
+{
     // Add custom wizards, for which other plugins might have registered
     // class factories
+    static bool firstTime = true;
+    if (firstTime) {
+        firstTime = false;
         foreach(Core::IWizard *cpw, ProjectExplorer::CustomWizard::createWizards())
             addAutoReleasedObject(cpw);
-
-    d->m_buildManager->extensionsInitialized();
+    }
 }
 
 ExtensionSystem::IPlugin::ShutdownFlag ProjectExplorerPlugin::aboutToShutdown()

src/plugins/projectexplorer/projectexplorer.h

@@ -194,6 +194,7 @@ private slots:
     void loadProject(const QString &project) { openProject(project); }
     void currentModeChanged(Core::IMode *mode, Core::IMode *oldMode);
     void updateActions();
+    void loadCustomWizards();
 
 #ifdef WITH_TESTS
     void testGccOutputParsers_data();