From f9ce335a6dffb2866cfaa6d97c0430bee6e34e22 Mon Sep 17 00:00:00 2001
From: Eike Ziller <eike.ziller@digia.com>
Date: Tue, 7 Jan 2014 14:41:57 +0100
Subject: [PATCH] Editors: Remove useless parent widget argument from
 create/duplicate

It was never called with a sensible value anyhow, and only complicates things.

Change-Id: I005848700b6c00114d91495670d4a0e15a2d2e64
Reviewed-by: Eike Ziller <eike.ziller@digia.com>
---
 src/plugins/android/androidmanifesteditorfactory.cpp  |  4 ++--
 src/plugins/android/androidmanifesteditorfactory.h    |  2 +-
 src/plugins/android/androidmanifesteditorwidget.h     |  2 +-
 src/plugins/bineditor/bineditorplugin.cpp             |  4 ++--
 src/plugins/bineditor/bineditorplugin.h               |  2 +-
 src/plugins/cmakeprojectmanager/cmakeeditor.cpp       |  6 +++---
 src/plugins/cmakeprojectmanager/cmakeeditor.h         |  4 ++--
 .../cmakeprojectmanager/cmakeeditorfactory.cpp        |  4 ++--
 src/plugins/cmakeprojectmanager/cmakeeditorfactory.h  |  2 +-
 .../coreplugin/editormanager/editormanager.cpp        |  4 ++--
 src/plugins/coreplugin/editormanager/ieditor.h        |  2 +-
 src/plugins/coreplugin/editormanager/ieditorfactory.h |  2 +-
 src/plugins/cppeditor/cppeditor.cpp                   |  4 ++--
 src/plugins/cppeditor/cppeditor.h                     |  4 ++--
 src/plugins/cppeditor/cppeditorplugin.cpp             |  4 ++--
 src/plugins/cppeditor/cppeditorplugin.h               |  2 +-
 src/plugins/designer/formeditorfactory.cpp            |  4 ++--
 src/plugins/designer/formeditorfactory.h              |  2 +-
 src/plugins/designer/formeditorw.h                    |  2 +-
 src/plugins/diffeditor/diffeditorfactory.cpp          |  4 ++--
 src/plugins/diffeditor/diffeditorfactory.h            |  2 +-
 src/plugins/diffeditor/diffshoweditorfactory.cpp      |  4 ++--
 src/plugins/diffeditor/diffshoweditorfactory.h        |  2 +-
 .../genericprojectfileseditor.cpp                     | 11 +++++------
 .../genericprojectmanager/genericprojectfileseditor.h |  6 +++---
 src/plugins/glsleditor/glsleditor.cpp                 |  4 ++--
 src/plugins/glsleditor/glsleditoreditable.h           |  2 +-
 src/plugins/glsleditor/glsleditorfactory.cpp          |  4 ++--
 src/plugins/glsleditor/glsleditorfactory.h            |  2 +-
 src/plugins/imageviewer/imageviewerfactory.cpp        |  4 ++--
 src/plugins/imageviewer/imageviewerfactory.h          |  2 +-
 src/plugins/pythoneditor/pythoneditor.cpp             |  4 ++--
 src/plugins/pythoneditor/pythoneditor.h               |  2 +-
 src/plugins/pythoneditor/pythoneditorfactory.cpp      |  4 ++--
 src/plugins/pythoneditor/pythoneditorfactory.h        |  2 +-
 src/plugins/qmakeprojectmanager/profileeditor.cpp     |  7 ++++---
 src/plugins/qmakeprojectmanager/profileeditor.h       |  4 ++--
 .../qmakeprojectmanager/profileeditorfactory.cpp      |  4 ++--
 .../qmakeprojectmanager/profileeditorfactory.h        |  2 +-
 src/plugins/qmljseditor/qmljseditor.cpp               |  4 ++--
 src/plugins/qmljseditor/qmljseditoreditable.h         |  2 +-
 src/plugins/qmljseditor/qmljseditorfactory.cpp        |  4 ++--
 src/plugins/qmljseditor/qmljseditorfactory.h          |  2 +-
 src/plugins/qnx/bardescriptoreditorfactory.cpp        |  4 ++--
 src/plugins/qnx/bardescriptoreditorfactory.h          |  2 +-
 src/plugins/qnx/bardescriptoreditorwidget.h           |  2 +-
 src/plugins/resourceeditor/resourceeditorfactory.cpp  |  4 ++--
 src/plugins/resourceeditor/resourceeditorfactory.h    |  2 +-
 src/plugins/texteditor/basetexteditor.cpp             |  2 +-
 src/plugins/texteditor/plaintexteditor.cpp            |  4 ++--
 src/plugins/texteditor/plaintexteditor.h              |  4 ++--
 src/plugins/texteditor/plaintexteditorfactory.cpp     |  4 ++--
 src/plugins/texteditor/plaintexteditorfactory.h       |  2 +-
 src/plugins/texteditor/snippets/snippeteditor.h       |  2 +-
 src/plugins/vcsbase/basevcseditorfactory.cpp          |  4 ++--
 src/plugins/vcsbase/basevcseditorfactory.h            |  6 +++---
 src/plugins/vcsbase/basevcssubmiteditorfactory.cpp    |  4 ++--
 src/plugins/vcsbase/basevcssubmiteditorfactory.h      |  6 +++---
 58 files changed, 100 insertions(+), 100 deletions(-)

diff --git a/src/plugins/android/androidmanifesteditorfactory.cpp b/src/plugins/android/androidmanifesteditorfactory.cpp
index a60342cda4c..b5767e2edd3 100644
--- a/src/plugins/android/androidmanifesteditorfactory.cpp
+++ b/src/plugins/android/androidmanifesteditorfactory.cpp
@@ -49,9 +49,9 @@ AndroidManifestEditorFactory::AndroidManifestEditorFactory(QObject *parent)
     new TextEditor::TextEditorActionHandler(this, Constants::ANDROID_MANIFEST_EDITOR_CONTEXT);
 }
 
-Core::IEditor *AndroidManifestEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *AndroidManifestEditorFactory::createEditor()
 {
-    AndroidManifestEditorWidget *editor = new AndroidManifestEditorWidget(parent);
+    AndroidManifestEditorWidget *editor = new AndroidManifestEditorWidget();
     TextEditor::TextEditorSettings::initializeEditor(editor);
     return editor->editor();
 }
diff --git a/src/plugins/android/androidmanifesteditorfactory.h b/src/plugins/android/androidmanifesteditorfactory.h
index e9bd307ea24..7b62f0ad57f 100644
--- a/src/plugins/android/androidmanifesteditorfactory.h
+++ b/src/plugins/android/androidmanifesteditorfactory.h
@@ -42,7 +42,7 @@ class AndroidManifestEditorFactory : public Core::IEditorFactory
 public:
     explicit AndroidManifestEditorFactory(QObject *parent = 0);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 };
 
 } // namespace Internal
diff --git a/src/plugins/android/androidmanifesteditorwidget.h b/src/plugins/android/androidmanifesteditorwidget.h
index eada4a006c8..1f5932f590d 100644
--- a/src/plugins/android/androidmanifesteditorwidget.h
+++ b/src/plugins/android/androidmanifesteditorwidget.h
@@ -84,7 +84,7 @@ public:
         Source
     };
 
-    explicit AndroidManifestEditorWidget(QWidget *parent);
+    explicit AndroidManifestEditorWidget(QWidget *parent = 0);
 
     bool open(QString *errorString, const QString &fileName, const QString &realFileName);
 
diff --git a/src/plugins/bineditor/bineditorplugin.cpp b/src/plugins/bineditor/bineditorplugin.cpp
index 7f853340e22..f2f57d47fab 100644
--- a/src/plugins/bineditor/bineditorplugin.cpp
+++ b/src/plugins/bineditor/bineditorplugin.cpp
@@ -409,9 +409,9 @@ BinEditorFactory::BinEditorFactory(BinEditorPlugin *owner) :
     addMimeType(Constants::C_BINEDITOR_MIMETYPE);
 }
 
-Core::IEditor *BinEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *BinEditorFactory::createEditor()
 {
-    BinEditorWidget *widget = new BinEditorWidget(parent);
+    BinEditorWidget *widget = new BinEditorWidget();
     BinEditor *editor = new BinEditor(widget);
 
     m_owner->initializeEditor(widget);
diff --git a/src/plugins/bineditor/bineditorplugin.h b/src/plugins/bineditor/bineditorplugin.h
index 66c8adf7ed7..c1b0e8fd99c 100644
--- a/src/plugins/bineditor/bineditorplugin.h
+++ b/src/plugins/bineditor/bineditorplugin.h
@@ -102,7 +102,7 @@ class BinEditorFactory : public Core::IEditorFactory
 public:
     explicit BinEditorFactory(BinEditorPlugin *owner);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
 private:
     BinEditorPlugin *m_owner;
diff --git a/src/plugins/cmakeprojectmanager/cmakeeditor.cpp b/src/plugins/cmakeprojectmanager/cmakeeditor.cpp
index 52200b679ba..a5f48c9d775 100644
--- a/src/plugins/cmakeprojectmanager/cmakeeditor.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakeeditor.cpp
@@ -65,10 +65,10 @@ CMakeEditor::CMakeEditor(CMakeEditorWidget *editor)
     connect(document(), SIGNAL(changed()), this, SLOT(markAsChanged()));
 }
 
-Core::IEditor *CMakeEditor::duplicate(QWidget *parent)
+Core::IEditor *CMakeEditor::duplicate()
 {
     CMakeEditorWidget *w = qobject_cast<CMakeEditorWidget*>(widget());
-    CMakeEditorWidget *ret = new CMakeEditorWidget(parent, w->factory());
+    CMakeEditorWidget *ret = new CMakeEditorWidget(w->factory());
     ret->duplicateFrom(w);
     TextEditor::TextEditorSettings::initializeEditor(ret);
     return ret->editor();
@@ -116,7 +116,7 @@ void CMakeEditor::build()
 // CMakeEditor
 //
 
-CMakeEditorWidget::CMakeEditorWidget(QWidget *parent, CMakeEditorFactory *factory)
+CMakeEditorWidget::CMakeEditorWidget(CMakeEditorFactory *factory, QWidget *parent)
     : BaseTextEditorWidget(parent), m_factory(factory)
 {
     QSharedPointer<CMakeDocument> doc(new CMakeDocument);
diff --git a/src/plugins/cmakeprojectmanager/cmakeeditor.h b/src/plugins/cmakeprojectmanager/cmakeeditor.h
index 00f1b6f461f..a416e5577c7 100644
--- a/src/plugins/cmakeprojectmanager/cmakeeditor.h
+++ b/src/plugins/cmakeprojectmanager/cmakeeditor.h
@@ -57,7 +57,7 @@ public:
     CMakeEditor(CMakeEditorWidget *);
 
     bool duplicateSupported() const { return true; }
-    Core::IEditor *duplicate(QWidget *parent);
+    Core::IEditor *duplicate();
     Core::Id id() const;
     TextEditor::CompletionAssistProvider *completionAssistProvider();
 
@@ -71,7 +71,7 @@ class CMakeEditorWidget : public TextEditor::BaseTextEditorWidget
     Q_OBJECT
 
 public:
-    CMakeEditorWidget(QWidget *parent, CMakeEditorFactory *factory);
+    CMakeEditorWidget(CMakeEditorFactory *factory, QWidget *parent = 0);
 
     bool save(const QString &fileName = QString());
 
diff --git a/src/plugins/cmakeprojectmanager/cmakeeditorfactory.cpp b/src/plugins/cmakeprojectmanager/cmakeeditorfactory.cpp
index 015a208cd6a..8f1adee2414 100644
--- a/src/plugins/cmakeprojectmanager/cmakeeditorfactory.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakeeditorfactory.cpp
@@ -69,9 +69,9 @@ CMakeEditorFactory::CMakeEditorFactory(CMakeManager *manager)
     contextMenu->addAction(cmd);
 }
 
-Core::IEditor *CMakeEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *CMakeEditorFactory::createEditor()
 {
-    CMakeEditorWidget *rc = new CMakeEditorWidget(parent, this);
+    CMakeEditorWidget *rc = new CMakeEditorWidget(this);
     TextEditor::TextEditorSettings::initializeEditor(rc);
     return rc->editor();
 }
diff --git a/src/plugins/cmakeprojectmanager/cmakeeditorfactory.h b/src/plugins/cmakeprojectmanager/cmakeeditorfactory.h
index c942438509d..4d6b4fae956 100644
--- a/src/plugins/cmakeprojectmanager/cmakeeditorfactory.h
+++ b/src/plugins/cmakeprojectmanager/cmakeeditorfactory.h
@@ -43,7 +43,7 @@ class CMakeEditorFactory : public Core::IEditorFactory
 
 public:
     CMakeEditorFactory(CMakeManager *parent);
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
 private:
     const QStringList m_mimeTypes;
diff --git a/src/plugins/coreplugin/editormanager/editormanager.cpp b/src/plugins/coreplugin/editormanager/editormanager.cpp
index 18a6feb0495..4c2e9c9bbd8 100644
--- a/src/plugins/coreplugin/editormanager/editormanager.cpp
+++ b/src/plugins/coreplugin/editormanager/editormanager.cpp
@@ -1416,7 +1416,7 @@ IEditor *EditorManager::createEditor(const Id &editorId, const QString &fileName
         return 0;
     }
 
-    IEditor *editor = factories.front()->createEditor(m_instance);
+    IEditor *editor = factories.front()->createEditor();
     if (editor)
         connect(editor->document(), SIGNAL(changed()), m_instance, SLOT(handleDocumentStateChange()));
     if (editor)
@@ -2410,7 +2410,7 @@ Core::IEditor *EditorManager::duplicateEditor(Core::IEditor *editor)
     if (!editor->duplicateSupported())
         return 0;
 
-    IEditor *duplicate = editor->duplicate(0);
+    IEditor *duplicate = editor->duplicate();
     duplicate->restoreState(editor->saveState());
     emit m_instance->editorCreated(duplicate, duplicate->document()->filePath());
     addEditor(duplicate);
diff --git a/src/plugins/coreplugin/editormanager/ieditor.h b/src/plugins/coreplugin/editormanager/ieditor.h
index c38aa84e98b..75ba8ddf4b7 100644
--- a/src/plugins/coreplugin/editormanager/ieditor.h
+++ b/src/plugins/coreplugin/editormanager/ieditor.h
@@ -52,7 +52,7 @@ public:
     virtual Core::Id id() const = 0;
 
     virtual bool duplicateSupported() const { return false; }
-    virtual IEditor *duplicate(QWidget * /*parent*/) { return 0; }
+    virtual IEditor *duplicate() { return 0; }
 
     virtual QByteArray saveState() const { return QByteArray(); }
     virtual bool restoreState(const QByteArray &/*state*/) { return true; }
diff --git a/src/plugins/coreplugin/editormanager/ieditorfactory.h b/src/plugins/coreplugin/editormanager/ieditorfactory.h
index e4f4f318492..6a08caf9c59 100644
--- a/src/plugins/coreplugin/editormanager/ieditorfactory.h
+++ b/src/plugins/coreplugin/editormanager/ieditorfactory.h
@@ -43,7 +43,7 @@ class CORE_EXPORT IEditorFactory : public Core::IDocumentFactory
 public:
     IEditorFactory(QObject *parent = 0) : IDocumentFactory(parent) {}
 
-    virtual IEditor *createEditor(QWidget *parent) = 0;
+    virtual IEditor *createEditor() = 0;
     virtual IDocument *open(const QString &);
 };
 
diff --git a/src/plugins/cppeditor/cppeditor.cpp b/src/plugins/cppeditor/cppeditor.cpp
index 6b44b156708..850e4bce64a 100644
--- a/src/plugins/cppeditor/cppeditor.cpp
+++ b/src/plugins/cppeditor/cppeditor.cpp
@@ -1499,9 +1499,9 @@ void CPPEditorWidget::keyPressEvent(QKeyEvent *e)
     finishRename();
 }
 
-Core::IEditor *CPPEditor::duplicate(QWidget *parent)
+Core::IEditor *CPPEditor::duplicate()
 {
-    CPPEditorWidget *newEditor = new CPPEditorWidget(parent);
+    CPPEditorWidget *newEditor = new CPPEditorWidget();
     newEditor->duplicateFrom(editorWidget());
     // A new QTextDocument was set, so update our signal/slot connection to the new document
     newEditor->updateContentsChangedSignal();
diff --git a/src/plugins/cppeditor/cppeditor.h b/src/plugins/cppeditor/cppeditor.h
index 4a838ade7d7..7a08c6c1a91 100644
--- a/src/plugins/cppeditor/cppeditor.h
+++ b/src/plugins/cppeditor/cppeditor.h
@@ -78,7 +78,7 @@ public:
     CPPEditor(CPPEditorWidget *);
 
     bool duplicateSupported() const { return true; }
-    Core::IEditor *duplicate(QWidget *parent);
+    Core::IEditor *duplicate();
     Core::Id id() const;
 
     bool open(QString *errorString, const QString &fileName, const QString &realFileName);
@@ -97,7 +97,7 @@ class CPPEditorWidget : public TextEditor::BaseTextEditorWidget
 public:
     typedef TextEditor::TabSettings TabSettings;
 
-    CPPEditorWidget(QWidget *parent);
+    CPPEditorWidget(QWidget *parent = 0);
     ~CPPEditorWidget();
     void unCommentSelection();
 
diff --git a/src/plugins/cppeditor/cppeditorplugin.cpp b/src/plugins/cppeditor/cppeditorplugin.cpp
index fe02ac3d5cc..505ffe9d17d 100644
--- a/src/plugins/cppeditor/cppeditorplugin.cpp
+++ b/src/plugins/cppeditor/cppeditorplugin.cpp
@@ -93,9 +93,9 @@ CppEditorFactory::CppEditorFactory(CppEditorPlugin *owner) :
     }
 }
 
-IEditor *CppEditorFactory::createEditor(QWidget *parent)
+IEditor *CppEditorFactory::createEditor()
 {
-    CPPEditorWidget *editor = new CPPEditorWidget(parent);
+    CPPEditorWidget *editor = new CPPEditorWidget();
     editor->setRevisionsVisible(true);
     m_owner->initializeEditor(editor);
     return editor->editor();
diff --git a/src/plugins/cppeditor/cppeditorplugin.h b/src/plugins/cppeditor/cppeditorplugin.h
index 3d51932e13e..998c6ca9526 100644
--- a/src/plugins/cppeditor/cppeditorplugin.h
+++ b/src/plugins/cppeditor/cppeditorplugin.h
@@ -255,7 +255,7 @@ class CppEditorFactory : public Core::IEditorFactory
 public:
     CppEditorFactory(CppEditorPlugin *owner);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
 private:
     CppEditorPlugin *m_owner;
diff --git a/src/plugins/designer/formeditorfactory.cpp b/src/plugins/designer/formeditorfactory.cpp
index cbbd830c260..a005946fe3e 100644
--- a/src/plugins/designer/formeditorfactory.cpp
+++ b/src/plugins/designer/formeditorfactory.cpp
@@ -57,9 +57,9 @@ FormEditorFactory::FormEditorFactory()
     Core::FileIconProvider::registerIconOverlayForSuffix(":/formeditor/images/qt_ui.png", "ui");
 }
 
-Core::IEditor *FormEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *FormEditorFactory::createEditor()
 {
-    const EditorData data = FormEditorW::instance()->createEditor(parent);
+    const EditorData data = FormEditorW::instance()->createEditor();
     if (data.formWindowEditor) {
         Core::InfoBarEntry info(Core::Id(Constants::INFO_READ_ONLY),
                                 tr("This file can only be edited in <b>Design</b> mode."));
diff --git a/src/plugins/designer/formeditorfactory.h b/src/plugins/designer/formeditorfactory.h
index 45b96f80ba0..0b0d662071d 100644
--- a/src/plugins/designer/formeditorfactory.h
+++ b/src/plugins/designer/formeditorfactory.h
@@ -42,7 +42,7 @@ class FormEditorFactory : public Core::IEditorFactory
 public:
     FormEditorFactory();
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
 private slots:
     void designerModeClicked();
diff --git a/src/plugins/designer/formeditorw.h b/src/plugins/designer/formeditorw.h
index 7f20ee2eda4..c476e1c7ce8 100644
--- a/src/plugins/designer/formeditorw.h
+++ b/src/plugins/designer/formeditorw.h
@@ -113,7 +113,7 @@ public:
     // Deletes an existing instance if there is one.
     static void deleteInstance();
 
-    EditorData createEditor(QWidget *parent);
+    EditorData createEditor(QWidget *parent = 0);
 
     inline QDesignerFormEditorInterface *designerEditor() const { return m_formeditor; }
     inline QWidget * const*designerSubWindows() const { return m_designerSubWindows; }
diff --git a/src/plugins/diffeditor/diffeditorfactory.cpp b/src/plugins/diffeditor/diffeditorfactory.cpp
index 46fbbf1e74f..4cd2a1b11f1 100644
--- a/src/plugins/diffeditor/diffeditorfactory.cpp
+++ b/src/plugins/diffeditor/diffeditorfactory.cpp
@@ -46,9 +46,9 @@ DiffEditorFactory::DiffEditorFactory(QObject *parent)
     addMimeType(QLatin1String(Constants::DIFF_EDITOR_MIMETYPE));
 }
 
-Core::IEditor *DiffEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *DiffEditorFactory::createEditor()
 {
-    DiffEditorWidget *editorWidget = new DiffEditorWidget(parent);
+    DiffEditorWidget *editorWidget = new DiffEditorWidget();
     DiffEditor *editor = new DiffEditor(editorWidget);
     return editor;
 }
diff --git a/src/plugins/diffeditor/diffeditorfactory.h b/src/plugins/diffeditor/diffeditorfactory.h
index 7abe41259a9..d171cfe2437 100644
--- a/src/plugins/diffeditor/diffeditorfactory.h
+++ b/src/plugins/diffeditor/diffeditorfactory.h
@@ -47,7 +47,7 @@ class DiffEditorFactory : public Core::IEditorFactory
 public:
     explicit DiffEditorFactory(QObject *parent);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 };
 
 } // namespace Internal
diff --git a/src/plugins/diffeditor/diffshoweditorfactory.cpp b/src/plugins/diffeditor/diffshoweditorfactory.cpp
index b169a648985..a7e5e76bf89 100644
--- a/src/plugins/diffeditor/diffshoweditorfactory.cpp
+++ b/src/plugins/diffeditor/diffshoweditorfactory.cpp
@@ -46,9 +46,9 @@ DiffShowEditorFactory::DiffShowEditorFactory(QObject *parent)
     setMimeTypes(QStringList() << QLatin1String(Constants::DIFF_EDITOR_MIMETYPE));
 }
 
-Core::IEditor *DiffShowEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *DiffShowEditorFactory::createEditor()
 {
-    DiffEditorWidget *editorWidget = new DiffEditorWidget(parent);
+    DiffEditorWidget *editorWidget = new DiffEditorWidget();
     DiffShowEditor *editor = new DiffShowEditor(editorWidget);
     return editor;
 }
diff --git a/src/plugins/diffeditor/diffshoweditorfactory.h b/src/plugins/diffeditor/diffshoweditorfactory.h
index 268ee01e599..b1823a27a9c 100644
--- a/src/plugins/diffeditor/diffshoweditorfactory.h
+++ b/src/plugins/diffeditor/diffshoweditorfactory.h
@@ -47,7 +47,7 @@ class DiffShowEditorFactory : public Core::IEditorFactory
 public:
     explicit DiffShowEditorFactory(QObject *parent);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 };
 
 } // namespace Internal
diff --git a/src/plugins/genericprojectmanager/genericprojectfileseditor.cpp b/src/plugins/genericprojectmanager/genericprojectfileseditor.cpp
index 48f5b77c957..5925f8427be 100644
--- a/src/plugins/genericprojectmanager/genericprojectfileseditor.cpp
+++ b/src/plugins/genericprojectmanager/genericprojectfileseditor.cpp
@@ -62,9 +62,9 @@ ProjectFilesFactory::ProjectFilesFactory(Manager *manager)
 
 }
 
-Core::IEditor *ProjectFilesFactory::createEditor(QWidget *parent)
+Core::IEditor *ProjectFilesFactory::createEditor()
 {
-    ProjectFilesEditorWidget *ed = new ProjectFilesEditorWidget(parent, this);
+    ProjectFilesEditorWidget *ed = new ProjectFilesEditorWidget(this);
     TextEditorSettings::initializeEditor(ed);
     return ed->editor();
 }
@@ -91,11 +91,10 @@ bool ProjectFilesEditor::duplicateSupported() const
     return true;
 }
 
-Core::IEditor *ProjectFilesEditor::duplicate(QWidget *parent)
+Core::IEditor *ProjectFilesEditor::duplicate()
 {
     ProjectFilesEditorWidget *parentEditor = qobject_cast<ProjectFilesEditorWidget *>(editorWidget());
-    ProjectFilesEditorWidget *editor = new ProjectFilesEditorWidget(parent,
-                                                        parentEditor->factory());
+    ProjectFilesEditorWidget *editor = new ProjectFilesEditorWidget(parentEditor->factory());
     TextEditorSettings::initializeEditor(editor);
     return editor->editor();
 }
@@ -106,7 +105,7 @@ Core::IEditor *ProjectFilesEditor::duplicate(QWidget *parent)
 //
 ////////////////////////////////////////////////////////////////////////////////////////
 
-ProjectFilesEditorWidget::ProjectFilesEditorWidget(QWidget *parent, ProjectFilesFactory *factory)
+ProjectFilesEditorWidget::ProjectFilesEditorWidget(ProjectFilesFactory *factory, QWidget *parent)
     : BaseTextEditorWidget(parent),
       m_factory(factory)
 {
diff --git a/src/plugins/genericprojectmanager/genericprojectfileseditor.h b/src/plugins/genericprojectmanager/genericprojectfileseditor.h
index d737e47571b..521e451fa54 100644
--- a/src/plugins/genericprojectmanager/genericprojectfileseditor.h
+++ b/src/plugins/genericprojectmanager/genericprojectfileseditor.h
@@ -50,7 +50,7 @@ class ProjectFilesFactory: public Core::IEditorFactory
 public:
     ProjectFilesFactory(Manager *manager);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 };
 
 class ProjectFilesEditor : public TextEditor::BaseTextEditor
@@ -62,7 +62,7 @@ public:
 
     Core::Id id() const;
     bool duplicateSupported() const;
-    Core::IEditor *duplicate(QWidget *parent);
+    Core::IEditor *duplicate();
 };
 
 class ProjectFilesEditorWidget : public TextEditor::BaseTextEditorWidget
@@ -70,7 +70,7 @@ class ProjectFilesEditorWidget : public TextEditor::BaseTextEditorWidget
     Q_OBJECT
 
 public:
-    ProjectFilesEditorWidget(QWidget *parent, ProjectFilesFactory *factory);
+    ProjectFilesEditorWidget(ProjectFilesFactory *factory, QWidget *parent = 0);
 
     ProjectFilesFactory *factory() const;
     TextEditor::BaseTextEditor *createEditor();
diff --git a/src/plugins/glsleditor/glsleditor.cpp b/src/plugins/glsleditor/glsleditor.cpp
index a4936bc50f2..471da951580 100644
--- a/src/plugins/glsleditor/glsleditor.cpp
+++ b/src/plugins/glsleditor/glsleditor.cpp
@@ -187,9 +187,9 @@ bool GLSLTextEditorWidget::isOutdated() const
     return false;
 }
 
-Core::IEditor *GLSLEditorEditable::duplicate(QWidget *parent)
+Core::IEditor *GLSLEditorEditable::duplicate()
 {
-    GLSLTextEditorWidget *newEditor = new GLSLTextEditorWidget(parent);
+    GLSLTextEditorWidget *newEditor = new GLSLTextEditorWidget();
     newEditor->duplicateFrom(editorWidget());
     TextEditor::TextEditorSettings::initializeEditor(newEditor);
     return newEditor->editor();
diff --git a/src/plugins/glsleditor/glsleditoreditable.h b/src/plugins/glsleditor/glsleditoreditable.h
index f4fec5744c8..8632c64fa9a 100644
--- a/src/plugins/glsleditor/glsleditoreditable.h
+++ b/src/plugins/glsleditor/glsleditoreditable.h
@@ -45,7 +45,7 @@ public:
     explicit GLSLEditorEditable(GLSLTextEditorWidget *);
 
     bool duplicateSupported() const { return true; }
-    Core::IEditor *duplicate(QWidget *parent);
+    Core::IEditor *duplicate();
     Core::Id id() const;
     bool open(QString *errorString, const QString &fileName, const QString &realFileName);
     TextEditor::CompletionAssistProvider *completionAssistProvider();
diff --git a/src/plugins/glsleditor/glsleditorfactory.cpp b/src/plugins/glsleditor/glsleditorfactory.cpp
index f25cb99fbcb..502d2dd3ef8 100644
--- a/src/plugins/glsleditor/glsleditorfactory.cpp
+++ b/src/plugins/glsleditor/glsleditorfactory.cpp
@@ -63,9 +63,9 @@ GLSLEditorFactory::GLSLEditorFactory(QObject *parent)
 
 }
 
-Core::IEditor *GLSLEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *GLSLEditorFactory::createEditor()
 {
-    GLSLTextEditorWidget *rc = new GLSLTextEditorWidget(parent);
+    GLSLTextEditorWidget *rc = new GLSLTextEditorWidget();
     TextEditor::TextEditorSettings::initializeEditor(rc);
     return rc->editor();
 }
diff --git a/src/plugins/glsleditor/glsleditorfactory.h b/src/plugins/glsleditor/glsleditorfactory.h
index d36f8d459ad..01a507b7486 100644
--- a/src/plugins/glsleditor/glsleditorfactory.h
+++ b/src/plugins/glsleditor/glsleditorfactory.h
@@ -42,7 +42,7 @@ class GLSLEditorFactory : public Core::IEditorFactory
 public:
     GLSLEditorFactory(QObject *parent);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
 private slots:
     void updateEditorInfoBar(Core::IEditor *editor);
diff --git a/src/plugins/imageviewer/imageviewerfactory.cpp b/src/plugins/imageviewer/imageviewerfactory.cpp
index faced86d9e0..c972823e079 100644
--- a/src/plugins/imageviewer/imageviewerfactory.cpp
+++ b/src/plugins/imageviewer/imageviewerfactory.cpp
@@ -85,9 +85,9 @@ ImageViewerFactory::~ImageViewerFactory()
     delete d;
 }
 
-Core::IEditor *ImageViewerFactory::createEditor(QWidget *parent)
+Core::IEditor *ImageViewerFactory::createEditor()
 {
-    return new ImageViewer(parent);
+    return new ImageViewer();
 }
 
 void ImageViewerFactory::extensionsInitialized()
diff --git a/src/plugins/imageviewer/imageviewerfactory.h b/src/plugins/imageviewer/imageviewerfactory.h
index fa61e9ec1e4..b788fdc6e3f 100644
--- a/src/plugins/imageviewer/imageviewerfactory.h
+++ b/src/plugins/imageviewer/imageviewerfactory.h
@@ -45,7 +45,7 @@ public:
     explicit ImageViewerFactory(QObject *parent = 0);
     ~ImageViewerFactory();
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
     void extensionsInitialized();
 
diff --git a/src/plugins/pythoneditor/pythoneditor.cpp b/src/plugins/pythoneditor/pythoneditor.cpp
index f327fd7e9e2..26f9b5ffd0d 100644
--- a/src/plugins/pythoneditor/pythoneditor.cpp
+++ b/src/plugins/pythoneditor/pythoneditor.cpp
@@ -58,9 +58,9 @@ PythonEditor::~PythonEditor()
 {
 }
 
-Core::IEditor *PythonEditor::duplicate(QWidget *parent)
+Core::IEditor *PythonEditor::duplicate()
 {
-    EditorWidget *widget = new EditorWidget(parent);
+    EditorWidget *widget = new EditorWidget();
     widget->duplicateFrom(editorWidget());
     TextEditor::TextEditorSettings::initializeEditor(widget);
 
diff --git a/src/plugins/pythoneditor/pythoneditor.h b/src/plugins/pythoneditor/pythoneditor.h
index ed1eff5e8e2..a53d031abe0 100644
--- a/src/plugins/pythoneditor/pythoneditor.h
+++ b/src/plugins/pythoneditor/pythoneditor.h
@@ -46,7 +46,7 @@ public:
     virtual ~PythonEditor();
 
     bool duplicateSupported() const { return true; }
-    Core::IEditor *duplicate(QWidget *parent);
+    Core::IEditor *duplicate();
 
     Core::Id id() const;
 
diff --git a/src/plugins/pythoneditor/pythoneditorfactory.cpp b/src/plugins/pythoneditor/pythoneditorfactory.cpp
index acf42d7f8aa..c5496464053 100644
--- a/src/plugins/pythoneditor/pythoneditorfactory.cpp
+++ b/src/plugins/pythoneditor/pythoneditorfactory.cpp
@@ -55,9 +55,9 @@ EditorFactory::EditorFactory(QObject *parent)
                               | TextEditor::TextEditorActionHandler::UnCollapseAll);
 }
 
-Core::IEditor *EditorFactory::createEditor(QWidget *parent)
+Core::IEditor *EditorFactory::createEditor()
 {
-    EditorWidget *widget = new EditorWidget(parent);
+    EditorWidget *widget = new EditorWidget();
     TextEditor::TextEditorSettings::initializeEditor(widget);
 
     return widget->editor();
diff --git a/src/plugins/pythoneditor/pythoneditorfactory.h b/src/plugins/pythoneditor/pythoneditorfactory.h
index 0dcca8fbc2a..50d8f925c17 100644
--- a/src/plugins/pythoneditor/pythoneditorfactory.h
+++ b/src/plugins/pythoneditor/pythoneditorfactory.h
@@ -45,7 +45,7 @@ public:
     /**
       Creates and initializes new editor widget
       */
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 };
 
 } // namespace Internal
diff --git a/src/plugins/qmakeprojectmanager/profileeditor.cpp b/src/plugins/qmakeprojectmanager/profileeditor.cpp
index 1cbb4d839c0..2e951550677 100644
--- a/src/plugins/qmakeprojectmanager/profileeditor.cpp
+++ b/src/plugins/qmakeprojectmanager/profileeditor.cpp
@@ -59,9 +59,10 @@ ProFileEditor::ProFileEditor(ProFileEditorWidget *editor)
               TextEditor::Constants::C_TEXTEDITOR));
 }
 
-Core::IEditor *ProFileEditor::duplicate(QWidget *parent)
+Core::IEditor *ProFileEditor::duplicate()
 {
-    ProFileEditorWidget *ret = new ProFileEditorWidget(parent, qobject_cast<ProFileEditorWidget*>(editorWidget())->factory());
+    ProFileEditorWidget *ret = new ProFileEditorWidget(
+                qobject_cast<ProFileEditorWidget*>(editorWidget())->factory());
     ret->duplicateFrom(editorWidget());
     TextEditor::TextEditorSettings::initializeEditor(ret);
     return ret->editor();
@@ -81,7 +82,7 @@ TextEditor::CompletionAssistProvider *ProFileEditor::completionAssistProvider()
 // ProFileEditorWidget
 //
 
-ProFileEditorWidget::ProFileEditorWidget(QWidget *parent, ProFileEditorFactory *factory)
+ProFileEditorWidget::ProFileEditorWidget(ProFileEditorFactory *factory, QWidget *parent)
     : BaseTextEditorWidget(parent), m_factory(factory)
 {
     QSharedPointer<ProFileDocument> doc(new ProFileDocument());
diff --git a/src/plugins/qmakeprojectmanager/profileeditor.h b/src/plugins/qmakeprojectmanager/profileeditor.h
index 3274e981050..f0ab2fcfe76 100644
--- a/src/plugins/qmakeprojectmanager/profileeditor.h
+++ b/src/plugins/qmakeprojectmanager/profileeditor.h
@@ -48,7 +48,7 @@ public:
     ProFileEditor(ProFileEditorWidget *);
 
     bool duplicateSupported() const { return true; }
-    Core::IEditor *duplicate(QWidget *parent);
+    Core::IEditor *duplicate();
     Core::Id id() const;
     TextEditor::CompletionAssistProvider *completionAssistProvider();
 };
@@ -58,7 +58,7 @@ class ProFileEditorWidget : public TextEditor::BaseTextEditorWidget
     Q_OBJECT
 
 public:
-    ProFileEditorWidget(QWidget *parent, ProFileEditorFactory *factory);
+    ProFileEditorWidget(ProFileEditorFactory *factory, QWidget *parent = 0);
 
     ProFileEditorFactory *factory() { return m_factory; }
 
diff --git a/src/plugins/qmakeprojectmanager/profileeditorfactory.cpp b/src/plugins/qmakeprojectmanager/profileeditorfactory.cpp
index 82a1a8905e7..7ba617ce4e2 100644
--- a/src/plugins/qmakeprojectmanager/profileeditorfactory.cpp
+++ b/src/plugins/qmakeprojectmanager/profileeditorfactory.cpp
@@ -60,9 +60,9 @@ ProFileEditorFactory::ProFileEditorFactory(QmakeManager *manager) :
     Core::FileIconProvider::registerIconOverlayForSuffix(QtSupport::Constants::ICON_QT_PROJECT, "prf");
 }
 
-Core::IEditor *ProFileEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *ProFileEditorFactory::createEditor()
 {
-    ProFileEditorWidget *editor = new ProFileEditorWidget(parent, this);
+    ProFileEditorWidget *editor = new ProFileEditorWidget(this);
     TextEditor::TextEditorSettings::initializeEditor(editor);
     return editor->editor();
 }
diff --git a/src/plugins/qmakeprojectmanager/profileeditorfactory.h b/src/plugins/qmakeprojectmanager/profileeditorfactory.h
index 0a805ade486..d42deadfbcf 100644
--- a/src/plugins/qmakeprojectmanager/profileeditorfactory.h
+++ b/src/plugins/qmakeprojectmanager/profileeditorfactory.h
@@ -45,7 +45,7 @@ class ProFileEditorFactory : public Core::IEditorFactory
 public:
     ProFileEditorFactory(QmakeManager *parent);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
     QmakeManager *qmakeProjectManager() const { return m_manager; }
 
diff --git a/src/plugins/qmljseditor/qmljseditor.cpp b/src/plugins/qmljseditor/qmljseditor.cpp
index bcd2b642b2f..061bf76054d 100644
--- a/src/plugins/qmljseditor/qmljseditor.cpp
+++ b/src/plugins/qmljseditor/qmljseditor.cpp
@@ -581,9 +581,9 @@ QModelIndex QmlJSTextEditorWidget::outlineModelIndex()
     return m_outlineModelIndex;
 }
 
-IEditor *QmlJSEditor::duplicate(QWidget *parent)
+IEditor *QmlJSEditor::duplicate()
 {
-    QmlJSTextEditorWidget *newEditor = new QmlJSTextEditorWidget(parent);
+    QmlJSTextEditorWidget *newEditor = new QmlJSTextEditorWidget();
     newEditor->duplicateFrom(editorWidget());
     TextEditor::TextEditorSettings::initializeEditor(newEditor);
     return newEditor->editor();
diff --git a/src/plugins/qmljseditor/qmljseditoreditable.h b/src/plugins/qmljseditor/qmljseditoreditable.h
index 98d05470f9a..13cc7ff00a9 100644
--- a/src/plugins/qmljseditor/qmljseditoreditable.h
+++ b/src/plugins/qmljseditor/qmljseditoreditable.h
@@ -45,7 +45,7 @@ public:
     explicit QmlJSEditor(QmlJSTextEditorWidget *);
 
     bool duplicateSupported() const { return true; }
-    Core::IEditor *duplicate(QWidget *parent);
+    Core::IEditor *duplicate();
     Core::Id id() const;
     bool open(QString *errorString, const QString &fileName, const QString &realFileName);
     bool isDesignModePreferred() const;
diff --git a/src/plugins/qmljseditor/qmljseditorfactory.cpp b/src/plugins/qmljseditor/qmljseditorfactory.cpp
index 5cba6ecb9b5..f0bbfb97578 100644
--- a/src/plugins/qmljseditor/qmljseditorfactory.cpp
+++ b/src/plugins/qmljseditor/qmljseditorfactory.cpp
@@ -62,9 +62,9 @@ QmlJSEditorFactory::QmlJSEditorFactory(QObject *parent)
 
 }
 
-Core::IEditor *QmlJSEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *QmlJSEditorFactory::createEditor()
 {
-    QmlJSTextEditorWidget *rc = new QmlJSTextEditorWidget(parent);
+    QmlJSTextEditorWidget *rc = new QmlJSTextEditorWidget();
     TextEditor::TextEditorSettings::initializeEditor(rc);
     return rc->editor();
 }
diff --git a/src/plugins/qmljseditor/qmljseditorfactory.h b/src/plugins/qmljseditor/qmljseditorfactory.h
index 8370f68a53c..e8e047cd9b8 100644
--- a/src/plugins/qmljseditor/qmljseditorfactory.h
+++ b/src/plugins/qmljseditor/qmljseditorfactory.h
@@ -42,7 +42,7 @@ class QmlJSEditorFactory : public Core::IEditorFactory
 public:
     QmlJSEditorFactory(QObject *parent);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 };
 
 } // namespace Internal
diff --git a/src/plugins/qnx/bardescriptoreditorfactory.cpp b/src/plugins/qnx/bardescriptoreditorfactory.cpp
index befa564bf00..529b6272c3b 100644
--- a/src/plugins/qnx/bardescriptoreditorfactory.cpp
+++ b/src/plugins/qnx/bardescriptoreditorfactory.cpp
@@ -65,8 +65,8 @@ BarDescriptorEditorFactory::BarDescriptorEditorFactory(QObject *parent)
     new BarDescriptorActionHandler(this);
 }
 
-Core::IEditor *BarDescriptorEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *BarDescriptorEditorFactory::createEditor()
 {
-    BarDescriptorEditorWidget *editorWidget = new BarDescriptorEditorWidget(parent);
+    BarDescriptorEditorWidget *editorWidget = new BarDescriptorEditorWidget();
     return editorWidget->editor();
 }
diff --git a/src/plugins/qnx/bardescriptoreditorfactory.h b/src/plugins/qnx/bardescriptoreditorfactory.h
index 9d4621ebc7d..2edf3cf7c2b 100644
--- a/src/plugins/qnx/bardescriptoreditorfactory.h
+++ b/src/plugins/qnx/bardescriptoreditorfactory.h
@@ -44,7 +44,7 @@ class BarDescriptorEditorFactory : public Core::IEditorFactory
 public:
     explicit BarDescriptorEditorFactory(QObject *parent = 0);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 };
 
 } // namespace Internal
diff --git a/src/plugins/qnx/bardescriptoreditorwidget.h b/src/plugins/qnx/bardescriptoreditorwidget.h
index ab089bbf052..f20cf40bc33 100644
--- a/src/plugins/qnx/bardescriptoreditorwidget.h
+++ b/src/plugins/qnx/bardescriptoreditorwidget.h
@@ -66,7 +66,7 @@ class BarDescriptorEditorWidget : public QStackedWidget
     Q_OBJECT
 
 public:
-    explicit BarDescriptorEditorWidget(QWidget *parent);
+    explicit BarDescriptorEditorWidget(QWidget *parent = 0);
 
     Core::IEditor *editor() const;
 
diff --git a/src/plugins/resourceeditor/resourceeditorfactory.cpp b/src/plugins/resourceeditor/resourceeditorfactory.cpp
index 6999022d4f3..824aed6c20a 100644
--- a/src/plugins/resourceeditor/resourceeditorfactory.cpp
+++ b/src/plugins/resourceeditor/resourceeditorfactory.cpp
@@ -53,8 +53,8 @@ ResourceEditorFactory::ResourceEditorFactory(ResourceEditorPlugin *plugin) :
     Core::FileIconProvider::registerIconOverlayForSuffix(":/resourceeditor/images/qt_qrc.png", "qrc");
 }
 
-Core::IEditor *ResourceEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *ResourceEditorFactory::createEditor()
 {
     Core::Context context(ResourceEditor::Constants::C_RESOURCEEDITOR);
-    return new ResourceEditorW(context, m_plugin, parent);
+    return new ResourceEditorW(context, m_plugin);
 }
diff --git a/src/plugins/resourceeditor/resourceeditorfactory.h b/src/plugins/resourceeditor/resourceeditorfactory.h
index 26ae4ece1e8..67cf83a840f 100644
--- a/src/plugins/resourceeditor/resourceeditorfactory.h
+++ b/src/plugins/resourceeditor/resourceeditorfactory.h
@@ -47,7 +47,7 @@ class ResourceEditorFactory : public Core::IEditorFactory
 public:
     explicit ResourceEditorFactory(ResourceEditorPlugin *plugin);
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
 private:
     ResourceEditorPlugin *m_plugin;
diff --git a/src/plugins/texteditor/basetexteditor.cpp b/src/plugins/texteditor/basetexteditor.cpp
index 7632efc87a3..3907c42cc08 100644
--- a/src/plugins/texteditor/basetexteditor.cpp
+++ b/src/plugins/texteditor/basetexteditor.cpp
@@ -6302,7 +6302,7 @@ void BaseTextEditor::setFileEncodingLabelText(const QString &text)
 QString BaseTextEditor::contextHelpId() const
 {
     if (m_contextHelpId.isEmpty())
-        emit const_cast<BaseTextEditor*>(this)->contextHelpIdRequested(m_editorWidget->editor(),
+        emit const_cast<BaseTextEditor*>(this)->contextHelpIdRequested(const_cast<BaseTextEditor*>(this),
                                                                        m_editorWidget->textCursor().position());
     return m_contextHelpId;
 }
diff --git a/src/plugins/texteditor/plaintexteditor.cpp b/src/plugins/texteditor/plaintexteditor.cpp
index 08f2076f77a..4893aa22093 100644
--- a/src/plugins/texteditor/plaintexteditor.cpp
+++ b/src/plugins/texteditor/plaintexteditor.cpp
@@ -75,9 +75,9 @@ PlainTextEditorWidget::PlainTextEditorWidget(QWidget *parent)
     connect(Manager::instance(), SIGNAL(mimeTypesRegistered()), this, SLOT(configure()));
 }
 
-IEditor *PlainTextEditor::duplicate(QWidget *parent)
+IEditor *PlainTextEditor::duplicate()
 {
-    PlainTextEditorWidget *newWidget = new PlainTextEditorWidget(parent);
+    PlainTextEditorWidget *newWidget = new PlainTextEditorWidget();
     newWidget->duplicateFrom(editorWidget());
     TextEditorSettings::initializeEditor(newWidget);
     return newWidget->editor();
diff --git a/src/plugins/texteditor/plaintexteditor.h b/src/plugins/texteditor/plaintexteditor.h
index d9f1452ab93..76909fc78ca 100644
--- a/src/plugins/texteditor/plaintexteditor.h
+++ b/src/plugins/texteditor/plaintexteditor.h
@@ -50,7 +50,7 @@ public:
     PlainTextEditor(PlainTextEditorWidget *);
 
     bool duplicateSupported() const { return true; }
-    Core::IEditor *duplicate(QWidget *parent);
+    Core::IEditor *duplicate();
     Core::Id id() const;
 };
 
@@ -59,7 +59,7 @@ class TEXTEDITOR_EXPORT PlainTextEditorWidget : public BaseTextEditorWidget
     Q_OBJECT
 
 public:
-    PlainTextEditorWidget(QWidget *parent);
+    PlainTextEditorWidget(QWidget *parent = 0);
 
     void configure(const QString& mimeType);
     void configure(const Core::MimeType &mimeType);
diff --git a/src/plugins/texteditor/plaintexteditorfactory.cpp b/src/plugins/texteditor/plaintexteditorfactory.cpp
index f4836ce624e..f57cf8c2312 100644
--- a/src/plugins/texteditor/plaintexteditorfactory.cpp
+++ b/src/plugins/texteditor/plaintexteditorfactory.cpp
@@ -58,9 +58,9 @@ PlainTextEditorFactory::PlainTextEditorFactory(QObject *parent)
         TextEditorActionHandler::UnCollapseAll);
 }
 
-Core::IEditor *PlainTextEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *PlainTextEditorFactory::createEditor()
 {
-    PlainTextEditorWidget *rc = new PlainTextEditorWidget(parent);
+    PlainTextEditorWidget *rc = new PlainTextEditorWidget();
     TextEditorSettings::initializeEditor(rc);
     connect(rc, SIGNAL(configured(Core::IEditor*)),
             this, SLOT(updateEditorInfoBar(Core::IEditor*)));
diff --git a/src/plugins/texteditor/plaintexteditorfactory.h b/src/plugins/texteditor/plaintexteditorfactory.h
index e7c6b377fc6..8633fc89498 100644
--- a/src/plugins/texteditor/plaintexteditorfactory.h
+++ b/src/plugins/texteditor/plaintexteditorfactory.h
@@ -45,7 +45,7 @@ public:
     PlainTextEditorFactory(QObject *parent = 0);
 
     using Core::IEditorFactory::addMimeType;
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
 private slots:
     void updateEditorInfoBar(Core::IEditor *editor);
diff --git a/src/plugins/texteditor/snippets/snippeteditor.h b/src/plugins/texteditor/snippets/snippeteditor.h
index 33229ef3d07..564eccaa78e 100644
--- a/src/plugins/texteditor/snippets/snippeteditor.h
+++ b/src/plugins/texteditor/snippets/snippeteditor.h
@@ -49,7 +49,7 @@ public:
     SnippetEditor(SnippetEditorWidget *editorWidget);
 
     bool duplicateSupported() const { return false; }
-    Core::IEditor *duplicate(QWidget * /* parent */ ) { return 0; }
+    Core::IEditor *duplicate() { return 0; }
     Core::Id id() const;
 };
 
diff --git a/src/plugins/vcsbase/basevcseditorfactory.cpp b/src/plugins/vcsbase/basevcseditorfactory.cpp
index 186d3088604..346eed10432 100644
--- a/src/plugins/vcsbase/basevcseditorfactory.cpp
+++ b/src/plugins/vcsbase/basevcseditorfactory.cpp
@@ -77,9 +77,9 @@ BaseVcsEditorFactory::~BaseVcsEditorFactory()
     delete d;
 }
 
-Core::IEditor *BaseVcsEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *BaseVcsEditorFactory::createEditor()
 {
-    VcsBaseEditorWidget *vcsEditor = createVcsBaseEditor(d->m_type, parent);
+    VcsBaseEditorWidget *vcsEditor = createVcsBaseEditor(d->m_type);
 
     vcsEditor->setMimeType(mimeTypes().front());
 
diff --git a/src/plugins/vcsbase/basevcseditorfactory.h b/src/plugins/vcsbase/basevcseditorfactory.h
index a58cb20e43a..d239b85e562 100644
--- a/src/plugins/vcsbase/basevcseditorfactory.h
+++ b/src/plugins/vcsbase/basevcseditorfactory.h
@@ -48,13 +48,13 @@ public:
     explicit BaseVcsEditorFactory(const VcsBaseEditorParameters *type);
     ~BaseVcsEditorFactory();
 
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
 private:
     // Implement to create and initialize (call init()) a
     // VcsBaseEditor subclass
     virtual VcsBaseEditorWidget *createVcsBaseEditor(const VcsBaseEditorParameters *type,
-                                               QWidget *parent) = 0;
+                                               QWidget *parent = 0) = 0;
 
     Internal::BaseVcsEditorFactoryPrivate *const d;
 };
@@ -70,7 +70,7 @@ public:
 
 private:
     VcsBaseEditorWidget *createVcsBaseEditor(const VcsBaseEditorParameters *type,
-                                             QWidget *parent);
+                                             QWidget *parent = 0);
     QObject *m_describeReceiver;
     const char *m_describeSlot;
 };
diff --git a/src/plugins/vcsbase/basevcssubmiteditorfactory.cpp b/src/plugins/vcsbase/basevcssubmiteditorfactory.cpp
index 15a1f1eb3d1..08c265006ca 100644
--- a/src/plugins/vcsbase/basevcssubmiteditorfactory.cpp
+++ b/src/plugins/vcsbase/basevcssubmiteditorfactory.cpp
@@ -44,9 +44,9 @@ BaseVcsSubmitEditorFactory::~BaseVcsSubmitEditorFactory()
 {
 }
 
-Core::IEditor *BaseVcsSubmitEditorFactory::createEditor(QWidget *parent)
+Core::IEditor *BaseVcsSubmitEditorFactory::createEditor()
 {
-    return createBaseSubmitEditor(m_parameters, parent);
+    return createBaseSubmitEditor(m_parameters);
 }
 
 } // namespace VcsBase
diff --git a/src/plugins/vcsbase/basevcssubmiteditorfactory.h b/src/plugins/vcsbase/basevcssubmiteditorfactory.h
index fa6dbff0bfd..acf91cb3a4a 100644
--- a/src/plugins/vcsbase/basevcssubmiteditorfactory.h
+++ b/src/plugins/vcsbase/basevcssubmiteditorfactory.h
@@ -50,12 +50,12 @@ protected:
     ~BaseVcsSubmitEditorFactory();
 
 public:
-    Core::IEditor *createEditor(QWidget *parent);
+    Core::IEditor *createEditor();
 
 private:
     virtual VcsBaseSubmitEditor
         *createBaseSubmitEditor(const VcsBaseSubmitEditorParameters *parameters,
-                                QWidget *parent) = 0;
+                                QWidget *parent = 0) = 0;
 
     const VcsBaseSubmitEditorParameters *const m_parameters; // Not owned.
 };
@@ -74,7 +74,7 @@ public:
 
 private:
     VcsBaseSubmitEditor *createBaseSubmitEditor
-        (const VcsBaseSubmitEditorParameters *parameters, QWidget *parent)
+        (const VcsBaseSubmitEditorParameters *parameters, QWidget *parent = 0)
     {
         return new Editor(parameters, parent);
     }
-- 
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