JsonWizard: Report runtime errors from pages

Change-Id: Ia96ac950ec209fcbc82c7b49b72d0b6417b99906
Reviewed-by: Orgad Shaneh <orgads@gmail.com>
Reviewed-by: Tobias Hunger <tobias.hunger@theqtcompany.com>

src/plugins/projectexplorer/jsonwizard/jsonwizard.cpp

@@ -32,8 +32,11 @@
 
 #include "jsonwizardgeneratorfactory.h"
 
+#include <coreplugin/messagemanager.h>
+
 #include <utils/algorithm.h>
 #include <utils/qtcassert.h>
+#include <utils/wizardpage.h>
 
 #include <QFileInfo>
 #include <QMessageBox>
@@ -213,4 +216,18 @@ void JsonWizard::accept()
     emit allDone(m_files);
 }
 
+void JsonWizard::handleNewPages(int pageId)
+{
+    Utils::WizardPage *wp = qobject_cast<Utils::WizardPage *>(page(pageId));
+    if (!wp)
+        return;
+
+    connect(wp, &Utils::WizardPage::reportError, this, &JsonWizard::handleError);
+}
+
+void JsonWizard::handleError(const QString &message)
+{
+    Core::MessageManager::write(message, Core::MessageManager::ModeSwitch);
+}
+
 } // namespace ProjectExplorer

src/plugins/projectexplorer/jsonwizard/jsonwizard.h

@@ -95,6 +95,10 @@ signals:
 public slots:
     void accept();
 
+private slots:
+    void handleNewPages(int pageId);
+    void handleError(const QString &message);
+
 private:
     QList<JsonWizardGenerator *> m_generators;