Wizards: Better selection of project wizards to show

E.g. only show wizards that can create qmake projects when
contining after a SUBDIR-project wizard.

Change-Id: Ib189b1efa479f5b986fdec8658715245e2f2db40
Reviewed-by: Niels Weber <niels.weber@theqtcompany.com>
Reviewed-by: Tim Jenssen <tim.jenssen@theqtcompany.com>

src/plugins/coreplugin/iwizardfactory.cpp

@@ -203,19 +203,6 @@ private:
 NewItemDialogData s_reopenData;
 }
 
-/* A utility to find all wizards supporting a view mode and matching a predicate */
-QList<IWizardFactory*> findWizardFactories(const std::function<bool(IWizardFactory*)> &predicate)
-{
-    const QList<IWizardFactory *> allFactories = IWizardFactory::allWizardFactories();
-    QList<IWizardFactory *> rc;
-    auto cend = allFactories.constEnd();
-    for (auto it = allFactories.constBegin(); it != cend; ++it) {
-        if (predicate(*it))
-            rc.push_back(*it);
-    }
-    return rc;
-}
-
 static Id actionId(const IWizardFactory *factory)
 {
     return factory->id().withPrefix("Wizard.Impl.");
@@ -263,12 +250,6 @@ QList<IWizardFactory*> IWizardFactory::allWizardFactories()
     return s_allFactories;
 }
 
-// Utility to find all registered wizards of a certain kind
-QList<IWizardFactory*> IWizardFactory::wizardFactoriesOfKind(WizardKind kind)
-{
-    return findWizardFactories([kind](IWizardFactory *f) { return f->kind() == kind; });
-}
-
 QString IWizardFactory::runPath(const QString &defaultPath)
 {
     QString path = defaultPath;

src/plugins/coreplugin/iwizardfactory.h

@@ -100,8 +100,6 @@ public:
 
     // Utility to find all registered wizards
     static QList<IWizardFactory*> allWizardFactories();
-    // Utility to find all registered wizards of a certain kind
-    static QList<IWizardFactory*> wizardFactoriesOfKind(WizardKind kind);
     static QSet<Id> allAvailablePlatforms();
     static QString displayNameForPlatform(Id i);
 

src/plugins/projectexplorer/projectexplorer.cpp

@@ -1559,7 +1559,8 @@ void ProjectExplorerPluginPrivate::newProject()
         qDebug() << "ProjectExplorerPlugin::newProject";
 
     ICore::showNewItemDialog(tr("New Project", "Title of dialog"),
-                              IWizardFactory::wizardFactoriesOfKind(IWizardFactory::ProjectWizard));
+                             Utils::filtered(IWizardFactory::allWizardFactories(),
+                                             [](IWizardFactory *f) { return !f->supportedProjectTypes().isEmpty(); }));
     updateActions();
 }
 
@@ -3098,8 +3099,9 @@ void ProjectExplorerPluginPrivate::addNewFile()
         map.insert(QLatin1String(Constants::PROJECT_KIT_IDS), QVariant::fromValue(profileIds));
     }
     ICore::showNewItemDialog(tr("New File", "Title of dialog"),
-                               IWizardFactory::wizardFactoriesOfKind(IWizardFactory::FileWizard),
+                             Utils::filtered(IWizardFactory::allWizardFactories(),
-                               location, map);
+                                             [](IWizardFactory *f) { return f->supportedPlatforms().isEmpty(); }),
+                             location, map);
 }
 
 void ProjectExplorerPluginPrivate::addNewSubproject()
@@ -3113,14 +3115,20 @@ void ProjectExplorerPluginPrivate::addNewSubproject()
                 currentNode).contains(AddSubProject)) {
         QVariantMap map;
         map.insert(QLatin1String(Constants::PREFERRED_PROJECT_NODE), QVariant::fromValue(currentNode));
-        if (ProjectTree::currentProject()) {
+        Project *project = ProjectTree::currentProject();
+        Core::Id projectType;
+        if (project) {
             QList<Id> profileIds = Utils::transform(ProjectTree::currentProject()->targets(), &Target::id);
             map.insert(QLatin1String(Constants::PROJECT_KIT_IDS), QVariant::fromValue(profileIds));
+            projectType = project->id();
         }
 
         ICore::showNewItemDialog(tr("New Subproject", "Title of dialog"),
-                              IWizardFactory::wizardFactoriesOfKind(IWizardFactory::ProjectWizard),
+                                 Utils::filtered(IWizardFactory::allWizardFactories(),
-                              location, map);
+                                                 [projectType](IWizardFactory *f) {
+                                                     return projectType.isValid() ? f->supportedPlatforms().contains(projectType)
+                                                                                  : !f->supportedPlatforms().isEmpty(); }),
+                                 location, map);
     }
 }
 

src/plugins/projectexplorer/projectwelcomepage.cpp

@@ -252,7 +252,8 @@ void ProjectWelcomePage::reloadWelcomeScreenData()
 void ProjectWelcomePage::newProject()
 {
     Core::ICore::showNewItemDialog(tr("New Project"),
-                                   Core::IWizardFactory::wizardFactoriesOfKind(Core::IWizardFactory::ProjectWizard));
+                                   Utils::filtered(Core::IWizardFactory::allWizardFactories(),
+                                                   [](Core::IWizardFactory *f) { return !f->supportedProjectTypes().isEmpty(); }));
 }
 
 void ProjectWelcomePage::openProject()

src/plugins/qmakeprojectmanager/wizards/subdirsprojectwizard.cpp

@@ -31,11 +31,14 @@
 #include "subdirsprojectwizard.h"
 
 #include "subdirsprojectwizarddialog.h"
+#include "../qmakeprojectmanagerconstants.h"
 
 #include <projectexplorer/projectexplorerconstants.h>
 #include <coreplugin/icore.h>
 #include <qtsupport/qtsupportconstants.h>
 
+#include <utils/algorithm.h>
+
 #include <QCoreApplication>
 
 namespace QmakeProjectManager {
@@ -93,7 +96,10 @@ bool SubdirsProjectWizard::postGenerateFiles(const QWizard *w, const Core::Gener
         map.insert(QLatin1String(ProjectExplorer::Constants::PREFERRED_PROJECT_NODE), profileName);
         map.insert(QLatin1String(ProjectExplorer::Constants::PROJECT_KIT_IDS), QVariant::fromValue(wizard->selectedKits()));
         IWizardFactory::requestNewItemDialog(tr("New Subproject", "Title of dialog"),
-                                             Core::IWizardFactory::wizardFactoriesOfKind(Core::IWizardFactory::ProjectWizard),
+                                             Utils::filtered(Core::IWizardFactory::allWizardFactories(),
+                                                             [](Core::IWizardFactory *f) {
+                                                                 return f->supportedPlatforms().contains(Constants::QMAKEPROJECT_ID);
+                                                             }),
                                              wizard->parameters().projectPath(), map);
     } else {
         return false;