TextEditor: Fix failure in cpptools autotest

The issue only appeared in the test due to the different
editor construction there. Now use the same factory access.

Change-Id: I3a8534fbe683bb88f04ad68850cecdfe32b11433
Reviewed-by: Christian Stenger <christian.stenger@digia.com>

src/plugins/cpptools/cpppointerdeclarationformatter_test.cpp

@@ -35,6 +35,7 @@
 #include <coreplugin/coreconstants.h>
 
 #include <texteditor/basetexteditor.h>
+#include <texteditor/plaintexteditorfactory.h>
 
 #include <utils/fileutils.h>
 
@@ -102,23 +103,20 @@ public:
         QVERIFY(ast);
 
         // Open file
-        TextEditor::BaseTextDocumentPtr textDocument(new TextEditor::BaseTextDocument);
-        textDocument->setId(Core::Constants::K_DEFAULT_TEXT_EDITOR_ID);
-        TextEditor::BaseTextEditorWidget editorWidget(0);
-        editorWidget.setTextDocument(textDocument);
-        editorWidget.setupAsPlainEditor();
+        TextEditor::BaseTextEditor *editor = TextEditor::PlainTextEditorFactory::createPlainTextEditor();
+        TextEditor::BaseTextEditorWidget *editorWidget = editor->editorWidget();
         QString error;
-        editorWidget.open(&error, document->fileName(), document->fileName());
+        editor->open(&error, document->fileName(), document->fileName());
         QVERIFY(error.isEmpty());
 
         // Set cursor position
-        QTextCursor cursor = editorWidget.textCursor();
+        QTextCursor cursor = editorWidget->textCursor();
         cursor.movePosition(QTextCursor::NextCharacter, QTextCursor::MoveAnchor, cursorPosition);
-        editorWidget.setTextCursor(cursor);
+        editorWidget->setTextCursor(cursor);
 
-        QTextDocument *qtextDocument = editorWidget.document();
+        QTextDocument *qtextDocument = editorWidget->document();
         CppRefactoringFilePtr cppRefactoringFile
-            = CppRefactoringChanges::file(&editorWidget, document);
+            = CppRefactoringChanges::file(editorWidget, document);
 
         // Prepare for formatting
         Overview overview;

src/plugins/texteditor/basetexteditor.h

@@ -77,19 +77,21 @@ namespace Internal {
     class TextEditorOverlay;
 }
 
-class BaseTextEditorWidget;
+class AutoCompleter;
+class BaseTextEditor;
 class BaseTextEditorFactory;
-class FontSettings;
+class BaseTextEditorWidget;
+class PlainTextEditorFactory;
+
 class BehaviorSettings;
 class CompletionSettings;
 class DisplaySettings;
-class MarginSettings;
-class TypingSettings;
-class StorageSettings;
-class Indenter;
-class AutoCompleter;
 class ExtraEncodingSettings;
-class BaseTextEditor;
+class FontSettings;
+class Indenter;
+class MarginSettings;
+class StorageSettings;
+class TypingSettings;
 
 class TEXTEDITOR_EXPORT BlockRange
 {
@@ -640,6 +642,7 @@ public:
 
 private:
     friend class BaseTextEditor;
+    friend class PlainTextEditorFactory;
 
     Core::IEditor *createEditor();
     BaseTextEditor *createEditorHelper(const BaseTextDocumentPtr &doc);

src/plugins/texteditor/generichighlighter/manager.cpp

@@ -35,7 +35,6 @@
 #include "highlightersettings.h"
 #include <texteditor/plaintexteditorfactory.h>
 #include <texteditor/texteditorconstants.h>
-#include <texteditor/texteditorplugin.h>
 #include <texteditor/texteditorsettings.h>
 
 #include <coreplugin/icore.h>
@@ -359,7 +358,7 @@ void Manager::registerMimeTypesFinished()
         const QPair<RegisterData, QList<MimeType> > &result = m_registeringWatcher.result();
         m_register = result.first;
 
-        PlainTextEditorFactory *factory = TextEditorPlugin::editorFactory();
+        PlainTextEditorFactory *factory = PlainTextEditorFactory::instance();
         const QSet<QString> &inFactory = factory->mimeTypes().toSet();
         foreach (const MimeType &mimeType, result.second) {
             MimeDatabase::addMimeType(mimeType);

src/plugins/texteditor/plaintexteditorfactory.cpp

@@ -41,10 +41,10 @@
 #include <utils/qtcassert.h>
 
 #include <QCoreApplication>
-#include <QDebug>
 
 namespace TextEditor {
-namespace Internal {
+
+static PlainTextEditorFactory *m_instance = 0;
 
 class PlainTextEditorWidget : public BaseTextEditorWidget
 {
@@ -55,6 +55,8 @@ public:
 
 PlainTextEditorFactory::PlainTextEditorFactory()
 {
+    QTC_CHECK(!m_instance);
+    m_instance = this;
     setId(Core::Constants::K_DEFAULT_TEXT_EDITOR_ID);
     setDisplayName(qApp->translate("OpenWith::Editors", Core::Constants::K_DEFAULT_TEXT_EDITOR_DISPLAY_NAME));
     addMimeType(QLatin1String(TextEditor::Constants::C_TEXTEDITOR_MIMETYPE_TEXT));
@@ -69,5 +71,14 @@ PlainTextEditorFactory::PlainTextEditorFactory()
         TextEditorActionHandler::UnCollapseAll);
 }
 
-} // namespace Internal
+PlainTextEditorFactory *PlainTextEditorFactory::instance()
+{
+    return m_instance;
+}
+
+BaseTextEditor *PlainTextEditorFactory::createPlainTextEditor()
+{
+    return qobject_cast<BaseTextEditor *>(m_instance->createEditor());
+}
+
 } // namespace TextEditor

src/plugins/texteditor/plaintexteditorfactory.h

@@ -33,17 +33,17 @@
 #include <texteditor/basetexteditor.h>
 
 namespace TextEditor {
-namespace Internal {
 
-class PlainTextEditorFactory : public TextEditor::BaseTextEditorFactory
+class TEXTEDITOR_EXPORT PlainTextEditorFactory : public TextEditor::BaseTextEditorFactory
 {
     Q_OBJECT
 
 public:
     PlainTextEditorFactory();
+    static PlainTextEditorFactory *instance();
+    static BaseTextEditor *createPlainTextEditor();
 };
 
-} // namespace Internal
 } // namespace TextEditor
 
 #endif // PLAINTEXTEDITORFACTORY_H

src/plugins/texteditor/texteditorplugin.cpp

@@ -70,7 +70,6 @@ static TextEditorPlugin *m_instance = 0;
 
 TextEditorPlugin::TextEditorPlugin()
   : m_settings(0),
-    m_editorFactory(0),
     m_lineNumberFilter(0),
     m_searchResultWindow(0)
 {
@@ -154,8 +153,7 @@ bool TextEditorPlugin::initialize(const QStringList &arguments, QString *errorMe
     m_settings = new TextEditorSettings(this);
 
     // Add plain text editor factory
-    m_editorFactory = new PlainTextEditorFactory;
-    addAutoReleasedObject(m_editorFactory);
+    addAutoReleasedObject(new PlainTextEditorFactory);
 
     // Goto line functionality for quick open
     m_lineNumberFilter = new LineNumberFilter;
@@ -261,11 +259,6 @@ void TextEditorPlugin::extensionsInitialized()
             this, SLOT(updateCurrentSelection(QString)));
 }
 
-PlainTextEditorFactory *TextEditorPlugin::editorFactory()
-{
-    return m_instance->m_editorFactory;
-}
-
 LineNumberFilter *TextEditorPlugin::lineNumberFilter()
 {
     return m_instance->m_lineNumberFilter;

src/plugins/texteditor/texteditorplugin.h

@@ -42,7 +42,6 @@ class TextEditorSettings;
 namespace Internal {
 
 class LineNumberFilter;
-class PlainTextEditorFactory;
 class OutlineFactory;
 class TextMarkRegistry;
 
@@ -59,7 +58,6 @@ public:
     bool initialize(const QStringList &arguments, QString *errorMessage);
     void extensionsInitialized();
 
-    static PlainTextEditorFactory *editorFactory();
     static LineNumberFilter *lineNumberFilter();
     static TextMarkRegistry *baseTextMarkRegistry();
 
@@ -71,7 +69,6 @@ private slots:
 
 private:
     TextEditorSettings *m_settings;
-    PlainTextEditorFactory *m_editorFactory;
     LineNumberFilter *m_lineNumberFilter;
     Core::SearchResultWindow *m_searchResultWindow;
     OutlineFactory *m_outlineFactory;