QmlDesigner: Fix help

The designer used a over simplified lookup,
that did not distinguish between e.g. Controls 1 and Controls 2.
Instead of fixing the lookup we simply use the working lookup from
the QmlJSEditor.

Change-Id: I2d31e633eaadc67e211d44bad307b26993f21fc9
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

src/plugins/qmldesigner/components/texteditor/texteditorview.cpp

@@ -146,13 +146,18 @@ WidgetInfo TextEditorView::widgetInfo()
 }
 
 QString TextEditorView::contextHelpId() const
+{
+    return AbstractView::contextHelpId();
+}
+
+QString TextEditorView::qmlJSEditorHelpId() const
 {
     if (m_widget->textEditor()) {
         QString contextHelpId = m_widget->textEditor()->contextHelpId();
         if (!contextHelpId.isEmpty())
             return m_widget->textEditor()->contextHelpId();
     }
-    return AbstractView::contextHelpId();
+    return QString();
 }
 
 void TextEditorView::nodeIdChanged(const ModelNode& /*node*/, const QString &/*newId*/, const QString &/*oldId*/)

src/plugins/qmldesigner/components/texteditor/texteditorview.h

@@ -69,6 +69,8 @@ public:
     WidgetInfo widgetInfo() override;
     QString contextHelpId() const override;
 
+    QString qmlJSEditorHelpId() const;
+
     TextEditor::BaseTextEditor *textEditor();
 
     bool changeToMoveTool();

src/plugins/qmldesigner/designercore/include/viewmanager.h

@@ -95,6 +95,8 @@ public:
 
     void toggleStatesViewExpanded();
 
+    QString qmlJSEditorHelpId() const;
+
 private: // functions
     Q_DISABLE_COPY(ViewManager)
 

src/plugins/qmldesigner/designercore/model/abstractview.cpp

@@ -31,6 +31,11 @@
 #include "nodeinstanceview.h"
 #include <qmlstate.h>
 
+#ifndef QMLDESIGNER_TEST
+#include <qmldesignerplugin.h>
+#include <viewmanager.h>
+#endif
+
 #include <coreplugin/helpmanager.h>
 #include <utils/qtcassert.h>
 
@@ -554,21 +559,9 @@ QString AbstractView::contextHelpId() const
 {
     QString helpId;
 
-    if (hasSelectedModelNodes()) {
+#ifndef QMLDESIGNER_TEST
-        QString className = firstSelectedModelNode().simplifiedTypeName();
+    helpId = QmlDesignerPlugin::instance()->viewManager().qmlJSEditorHelpId();
-        helpId = QStringLiteral("QML.") + className;
+#endif
-        if (Core::HelpManager::linksForIdentifier(helpId).isEmpty() && firstSelectedModelNode().metaInfo().isValid()) {
-
-            foreach (className, firstSelectedModelNode().metaInfo().superClassNames()) {
-                helpId = QStringLiteral("QML.") + className;
-                if (Core::HelpManager::linksForIdentifier(helpId).isEmpty())
-                    helpId = QString();
-                else
-                    break;
-            }
-        }
-    }
-
     return helpId;
 }
 

src/plugins/qmldesigner/designercore/model/viewmanager.cpp

@@ -411,6 +411,11 @@ void ViewManager::toggleStatesViewExpanded()
     d->statesEditorView.toggleStatesViewExpanded();
 }
 
+QString ViewManager::qmlJSEditorHelpId() const
+{
+    return d->textEditorView.qmlJSEditorHelpId();
+}
+
 Model *ViewManager::currentModel() const
 {
     return currentDesignDocument()->currentModel();