Refactor: Get rid of BaseTextEditorWidget from Indenter

Provide directly TabSettings instead.
This will be used for indenting a text for which
there is no editor instance.

Change-Id: Ia5f11a481f42464cf4820efdf2c7c4c32166f55e
Reviewed-on: http://codereview.qt.nokia.com/2622
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Leandro T. C. Melo <leandro.melo@nokia.com>

12 files changed, 53 insertions, 67 deletions

diff --git a/src/plugins/cpptools/cppqtstyleindenter.cpp b/src/plugins/cpptools/cppqtstyleindenter.cpp
index 3bcbe813c2..64ac333e96 100644
--- a/src/plugins/cpptools/cppqtstyleindenter.cpp
+++ b/src/plugins/cpptools/cppqtstyleindenter.cpp
@@ -36,7 +36,6 @@
 #include "cpptoolssettings.h"
 #include "cppcodestylepreferences.h"
 #include "cpptoolsconstants.h"
-#include <texteditor/basetexteditor.h>
 #include <texteditor/tabsettings.h>
 #include <texteditor/texteditorsettings.h>
 
@@ -93,12 +92,11 @@ static bool colonIsElectric(const QString &text)
 void CppQtStyleIndenter::indentBlock(QTextDocument *doc,
                                      const QTextBlock &block,
                                      const QChar &typedChar,
-                                     TextEditor::BaseTextEditorWidget *editor)
+                                     const TextEditor::TabSettings &tabSettings)
 {
     Q_UNUSED(doc)
 
-    const TextEditor::TabSettings &ts = editor->tabSettings();
-    CppTools::QtStyleCodeFormatter codeFormatter(ts, codeStyleSettings());
+    CppTools::QtStyleCodeFormatter codeFormatter(tabSettings, codeStyleSettings());
 
     codeFormatter.updateStateUntil(block);
     int indent;
@@ -115,39 +113,38 @@ void CppQtStyleIndenter::indentBlock(QTextDocument *doc,
         int newlineIndent;
         int newlinePadding;
         codeFormatter.indentForNewLineAfter(block.previous(), &newlineIndent, &newlinePadding);
-        if (ts.indentationColumn(block.text()) != newlineIndent + newlinePadding)
+        if (tabSettings.indentationColumn(block.text()) != newlineIndent + newlinePadding)
             return;
     }
 
-    ts.indentLine(block, indent + padding, padding);
+    tabSettings.indentLine(block, indent + padding, padding);
 }
 
 void CppQtStyleIndenter::indent(QTextDocument *doc,
                                 const QTextCursor &cursor,
                                 const QChar &typedChar,
-                                TextEditor::BaseTextEditorWidget *editor)
+                                const TextEditor::TabSettings &tabSettings)
 {
     if (cursor.hasSelection()) {
         QTextBlock block = doc->findBlock(cursor.selectionStart());
         const QTextBlock end = doc->findBlock(cursor.selectionEnd()).next();
 
-        const TextEditor::TabSettings &ts = editor->tabSettings();
-        CppTools::QtStyleCodeFormatter codeFormatter(ts, codeStyleSettings());
+        CppTools::QtStyleCodeFormatter codeFormatter(tabSettings, codeStyleSettings());
         codeFormatter.updateStateUntil(block);
 
-        QTextCursor tc = editor->textCursor();
+        QTextCursor tc = cursor;
         tc.beginEditBlock();
         do {
             int indent;
             int padding;
             codeFormatter.indentFor(block, &indent, &padding);
-            ts.indentLine(block, indent + padding, padding);
+            tabSettings.indentLine(block, indent + padding, padding);
             codeFormatter.updateLineStateChange(block);
             block = block.next();
         } while (block.isValid() && block != end);
         tc.endEditBlock();
     } else {
-        indentBlock(doc, cursor.block(), typedChar, editor);
+        indentBlock(doc, cursor.block(), typedChar, tabSettings);
     }
 }
 
diff --git a/src/plugins/cpptools/cppqtstyleindenter.h b/src/plugins/cpptools/cppqtstyleindenter.h
index a544e8b304..deeb5a11c5 100644
--- a/src/plugins/cpptools/cppqtstyleindenter.h
+++ b/src/plugins/cpptools/cppqtstyleindenter.h
@@ -54,12 +54,12 @@ public:
     virtual void indentBlock(QTextDocument *doc,
                              const QTextBlock &block,
                              const QChar &typedChar,
-                             TextEditor::BaseTextEditorWidget *editor);
+                             const TextEditor::TabSettings &tabSettings);
 
     virtual void indent(QTextDocument *doc,
                         const QTextCursor &cursor,
                         const QChar &typedChar,
-                        TextEditor::BaseTextEditorWidget *editor);
+                        const TextEditor::TabSettings &tabSettings);
 
     virtual void setCodeStylePreferences(TextEditor::IFallbackPreferences *preferences);
 private:
diff --git a/src/plugins/fakevim/fakevimplugin.cpp b/src/plugins/fakevim/fakevimplugin.cpp
index 1d6c7e56ef..87babf502a 100644
--- a/src/plugins/fakevim/fakevimplugin.cpp
+++ b/src/plugins/fakevim/fakevimplugin.cpp
@@ -1673,7 +1673,6 @@ void FakeVimPluginPrivate::indentRegion(int beginLine, int endLine,
     tabSettings.m_indentSize = theFakeVimSetting(ConfigShiftWidth)->value().toInt();
     tabSettings.m_tabSize = theFakeVimSetting(ConfigTabStop)->value().toInt();
     tabSettings.m_spacesForTabs = theFakeVimSetting(ConfigExpandTab)->value().toBool();
-    bt->setTabSettings(tabSettings);
 
     QTextDocument *doc = bt->document();
     QTextBlock startBlock = doc->findBlockByNumber(beginLine);
@@ -1690,12 +1689,10 @@ void FakeVimPluginPrivate::indentRegion(int beginLine, int endLine,
             while (!cursor.atBlockEnd())
                 cursor.deleteChar();
         } else {
-            bt->indenter()->indentBlock(doc, block, typedChar, bt);
+            bt->indenter()->indentBlock(doc, block, typedChar, tabSettings);
         }
         block = block.next();
     }
-
-    bt->setTabSettings(oldTabSettings);
 }
 
 void FakeVimPluginPrivate::quitFakeVim()
diff --git a/src/plugins/glsleditor/glslindenter.cpp b/src/plugins/glsleditor/glslindenter.cpp
index 1180764c17..ea39a47eb9 100644
--- a/src/plugins/glsleditor/glslindenter.cpp
+++ b/src/plugins/glsleditor/glslindenter.cpp
@@ -35,7 +35,6 @@
 #include <cpptools/cppcodeformatter.h>
 #include <cpptools/cpptoolssettings.h>
 #include <cpptools/cppcodestylepreferences.h>
-#include <texteditor/basetexteditor.h>
 #include <texteditor/tabsettings.h>
 
 #include <QtCore/QChar>
@@ -66,13 +65,12 @@ bool GLSLIndenter::isElectricCharacter(const QChar &ch) const
 void GLSLIndenter::indentBlock(QTextDocument *doc,
                                const QTextBlock &block,
                                const QChar &typedChar,
-                               TextEditor::BaseTextEditorWidget *editor)
+                               const TextEditor::TabSettings &tabSettings)
 {
     Q_UNUSED(doc)
 
-    const TextEditor::TabSettings &ts = editor->tabSettings();
     // TODO: do something with it
-    CppTools::QtStyleCodeFormatter codeFormatter(ts,
+    CppTools::QtStyleCodeFormatter codeFormatter(tabSettings,
               CppTools::CppToolsSettings::instance()->cppCodeStylePreferences()->settings());
 
     codeFormatter.updateStateUntil(block);
@@ -86,40 +84,39 @@ void GLSLIndenter::indentBlock(QTextDocument *doc,
         int newlineIndent;
         int newlinePadding;
         codeFormatter.indentForNewLineAfter(block.previous(), &newlineIndent, &newlinePadding);
-        if (ts.indentationColumn(block.text()) != newlineIndent + newlinePadding)
+        if (tabSettings.indentationColumn(block.text()) != newlineIndent + newlinePadding)
             return;
     }
 
-    ts.indentLine(block, indent + padding, padding);
+    tabSettings.indentLine(block, indent + padding, padding);
 }
 
 void GLSLIndenter::indent(QTextDocument *doc,
                           const QTextCursor &cursor,
                           const QChar &typedChar,
-                          TextEditor::BaseTextEditorWidget *editor)
+                          const TextEditor::TabSettings &tabSettings)
 {
     if (cursor.hasSelection()) {
         QTextBlock block = doc->findBlock(cursor.selectionStart());
         const QTextBlock end = doc->findBlock(cursor.selectionEnd()).next();
 
-        const TextEditor::TabSettings &ts = editor->tabSettings();
         // TODO: do something with it
-        CppTools::QtStyleCodeFormatter codeFormatter(ts,
+        CppTools::QtStyleCodeFormatter codeFormatter(tabSettings,
                   CppTools::CppToolsSettings::instance()->cppCodeStylePreferences()->settings());
         codeFormatter.updateStateUntil(block);
 
-        QTextCursor tc = editor->textCursor();
+        QTextCursor tc = cursor;
         tc.beginEditBlock();
         do {
             int indent;
             int padding;
             codeFormatter.indentFor(block, &indent, &padding);
-            ts.indentLine(block, indent + padding, padding);
+            tabSettings.indentLine(block, indent + padding, padding);
             codeFormatter.updateLineStateChange(block);
             block = block.next();
         } while (block.isValid() && block != end);
         tc.endEditBlock();
     } else {
-        indentBlock(doc, cursor.block(), typedChar, editor);
+        indentBlock(doc, cursor.block(), typedChar, tabSettings);
     }
 }
diff --git a/src/plugins/glsleditor/glslindenter.h b/src/plugins/glsleditor/glslindenter.h
index bf28a5781f..a1d89c59a9 100644
--- a/src/plugins/glsleditor/glslindenter.h
+++ b/src/plugins/glsleditor/glslindenter.h
@@ -48,12 +48,12 @@ public:
     virtual void indentBlock(QTextDocument *doc,
                              const QTextBlock &block,
                              const QChar &typedChar,
-                             TextEditor::BaseTextEditorWidget *editor);
+                             const TextEditor::TabSettings &tabSettings);
 
     virtual void indent(QTextDocument *doc,
                         const QTextCursor &cursor,
                         const QChar &typedChar,
-                        TextEditor::BaseTextEditorWidget *editor);
+                        const TextEditor::TabSettings &tabSettings);
 };
 
 } // Internal
diff --git a/src/plugins/qmljstools/qmljsindenter.cpp b/src/plugins/qmljstools/qmljsindenter.cpp
index 97f641a734..1691eb40ff 100644
--- a/src/plugins/qmljstools/qmljsindenter.cpp
+++ b/src/plugins/qmljstools/qmljsindenter.cpp
@@ -33,7 +33,6 @@
 #include "qmljsindenter.h"
 
 #include <qmljstools/qmljsqtstylecodeformatter.h>
-#include <texteditor/basetexteditor.h>
 #include <texteditor/tabsettings.h>
 
 #include <QtCore/QChar>
@@ -63,13 +62,11 @@ bool Indenter::isElectricCharacter(const QChar &ch) const
 void Indenter::indentBlock(QTextDocument *doc,
                            const QTextBlock &block,
                            const QChar &typedChar,
-                           TextEditor::BaseTextEditorWidget *editor)
+                           const TextEditor::TabSettings &tabSettings)
 {
     Q_UNUSED(doc)
-    Q_UNUSED(editor)
 
-    const TextEditor::TabSettings &ts = editor->tabSettings();
-    QmlJSTools::QtStyleCodeFormatter codeFormatter(ts);
+    QmlJSTools::QtStyleCodeFormatter codeFormatter(tabSettings);
 
     codeFormatter.updateStateUntil(block);
     const int depth = codeFormatter.indentFor(block);
@@ -78,9 +75,9 @@ void Indenter::indentBlock(QTextDocument *doc,
         // only reindent the current line when typing electric characters if the
         // indent is the same it would be if the line were empty
         const int newlineIndent = codeFormatter.indentForNewLineAfter(block.previous());
-        if (ts.indentationColumn(block.text()) != newlineIndent)
+        if (tabSettings.indentationColumn(block.text()) != newlineIndent)
             return;
     }
 
-    ts.indentLine(block, depth);
+    tabSettings.indentLine(block, depth);
 }
diff --git a/src/plugins/qmljstools/qmljsindenter.h b/src/plugins/qmljstools/qmljsindenter.h
index da29d56ece..f61617b3c2 100644
--- a/src/plugins/qmljstools/qmljsindenter.h
+++ b/src/plugins/qmljstools/qmljsindenter.h
@@ -50,7 +50,7 @@ public:
     virtual void indentBlock(QTextDocument *doc,
                              const QTextBlock &block,
                              const QChar &typedChar,
-                             TextEditor::BaseTextEditorWidget *editor);
+                             const TextEditor::TabSettings &tabSettings);
 };
 
 } // Internal
diff --git a/src/plugins/texteditor/basetexteditor.cpp b/src/plugins/texteditor/basetexteditor.cpp
index 4eb148e3fd..3c84096a5c 100644
--- a/src/plugins/texteditor/basetexteditor.cpp
+++ b/src/plugins/texteditor/basetexteditor.cpp
@@ -4611,13 +4611,13 @@ void BaseTextEditorWidget::indentInsertedText(const QTextCursor &tc)
 void BaseTextEditorWidget::indent(QTextDocument *doc, const QTextCursor &cursor, QChar typedChar)
 {
     maybeClearSomeExtraSelections(cursor);
-    d->m_indenter->indent(doc, cursor, typedChar, this);
+    d->m_indenter->indent(doc, cursor, typedChar, tabSettings());
 }
 
 void BaseTextEditorWidget::reindent(QTextDocument *doc, const QTextCursor &cursor)
 {
     maybeClearSomeExtraSelections(cursor);
-    d->m_indenter->reindent(doc, cursor, this);
+    d->m_indenter->reindent(doc, cursor, tabSettings());
 }
 
 BaseTextEditorWidget::Link BaseTextEditorWidget::findLinkAt(const QTextCursor &, bool)
diff --git a/src/plugins/texteditor/indenter.cpp b/src/plugins/texteditor/indenter.cpp
index 02e24e390e..cb85c6a4d5 100644
--- a/src/plugins/texteditor/indenter.cpp
+++ b/src/plugins/texteditor/indenter.cpp
@@ -31,9 +31,11 @@
 **************************************************************************/
 
 #include "indenter.h"
-#include "basetexteditor.h"
 #include "tabsettings.h"
 
+#include <QtGui/QTextDocument>
+#include <QtGui/QTextCursor>
+
 using namespace TextEditor;
 
 Indenter::Indenter()
@@ -50,60 +52,58 @@ bool Indenter::isElectricCharacter(const QChar &) const
 void Indenter::indentBlock(QTextDocument *doc,
                              const QTextBlock &block,
                              const QChar &typedChar,
-                             BaseTextEditorWidget *editor)
+                             const TextEditor::TabSettings &tabSettings)
 {
     Q_UNUSED(doc);
     Q_UNUSED(block);
     Q_UNUSED(typedChar);
-    Q_UNUSED(editor);
+    Q_UNUSED(tabSettings);
 }
 
 void Indenter::indent(QTextDocument *doc,
                       const QTextCursor &cursor,
                       const QChar &typedChar,
-                      BaseTextEditorWidget *editor)
+                      const TextEditor::TabSettings &tabSettings)
 {
     if (cursor.hasSelection()) {
         QTextBlock block = doc->findBlock(cursor.selectionStart());
         const QTextBlock end = doc->findBlock(cursor.selectionEnd()).next();
         do {
-            indentBlock(doc, block, typedChar, editor);
+            indentBlock(doc, block, typedChar, tabSettings);
             block = block.next();
         } while (block.isValid() && block != end);
     } else {
-        indentBlock(doc, cursor.block(), typedChar, editor);
+        indentBlock(doc, cursor.block(), typedChar, tabSettings);
     }
 }
 
-void Indenter::reindent(QTextDocument *doc, const QTextCursor &cursor, BaseTextEditorWidget *editor)
+void Indenter::reindent(QTextDocument *doc, const QTextCursor &cursor, const TextEditor::TabSettings &tabSettings)
 {
     if (cursor.hasSelection()) {
         QTextBlock block = doc->findBlock(cursor.selectionStart());
         const QTextBlock end = doc->findBlock(cursor.selectionEnd()).next();
 
-        const TabSettings &ts = editor->tabSettings();
-
         // skip empty blocks
         while (block.isValid() && block != end) {
             QString bt = block.text();
-            if (ts.firstNonSpace(bt) < bt.size())
+            if (tabSettings.firstNonSpace(bt) < bt.size())
                 break;
-            indentBlock(doc, block, QChar::Null, editor);
+            indentBlock(doc, block, QChar::Null, tabSettings);
             block = block.next();
         }
 
-        int previousIndentation = ts.indentationColumn(block.text());
-        indentBlock(doc, block, QChar::Null, editor);
-        int currentIndentation = ts.indentationColumn(block.text());
+        int previousIndentation = tabSettings.indentationColumn(block.text());
+        indentBlock(doc, block, QChar::Null, tabSettings);
+        int currentIndentation = tabSettings.indentationColumn(block.text());
         int delta = currentIndentation - previousIndentation;
 
         block = block.next();
         while (block.isValid() && block != end) {
-            ts.reindentLine(block, delta);
+            tabSettings.reindentLine(block, delta);
             block = block.next();
         }
     } else {
-        indentBlock(doc, cursor.block(), QChar::Null, editor);
+        indentBlock(doc, cursor.block(), QChar::Null, tabSettings);
     }
 }
 
diff --git a/src/plugins/texteditor/indenter.h b/src/plugins/texteditor/indenter.h
index 2f32c78e77..7d571a3f36 100644
--- a/src/plugins/texteditor/indenter.h
+++ b/src/plugins/texteditor/indenter.h
@@ -46,8 +46,8 @@ QT_END_NAMESPACE
 
 namespace TextEditor {
 
-class BaseTextEditorWidget;
 class IFallbackPreferences;
+class TabSettings;
 
 class TEXTEDITOR_EXPORT Indenter
 {
@@ -62,17 +62,17 @@ public:
     virtual void indentBlock(QTextDocument *doc,
                              const QTextBlock &block,
                              const QChar &typedChar,
-                             BaseTextEditorWidget *editor);
+                             const TabSettings &tabSettings);
 
     // Indent at cursor. Calls indentBlock for selection or current line.
     virtual void indent(QTextDocument *doc,
                         const QTextCursor &cursor,
                         const QChar &typedChar,
-                        BaseTextEditorWidget *editor);
+                        const TabSettings &tabSettings);
 
     // Reindent at cursor. Selection will be adjusted according to the indentation
     // change of the first block.
-    virtual void reindent(QTextDocument *doc, const QTextCursor &cursor, BaseTextEditorWidget *editor);
+    virtual void reindent(QTextDocument *doc, const QTextCursor &cursor, const TabSettings &tabSettings);
 
     virtual void setCodeStylePreferences(IFallbackPreferences *preferences);
 };
diff --git a/src/plugins/texteditor/normalindenter.cpp b/src/plugins/texteditor/normalindenter.cpp
index b0ebb3e4a7..a625e95e5d 100644
--- a/src/plugins/texteditor/normalindenter.cpp
+++ b/src/plugins/texteditor/normalindenter.cpp
@@ -32,7 +32,6 @@
 
 #include "normalindenter.h"
 #include "tabsettings.h"
-#include "basetexteditor.h"
 
 #include <QtGui/QTextDocument>
 
@@ -66,7 +65,7 @@ NormalIndenter::~NormalIndenter()
 void NormalIndenter::indentBlock(QTextDocument *doc,
                                  const QTextBlock &block,
                                  const QChar &typedChar,
-                                 BaseTextEditorWidget *editor)
+                                 const TextEditor::TabSettings &tabSettings)
 {
     Q_UNUSED(typedChar)
 
@@ -82,11 +81,10 @@ void NormalIndenter::indentBlock(QTextDocument *doc,
 
     // Just use previous line.
     // Skip blank characters when determining the indentation
-    const TabSettings &ts = editor->tabSettings();
     int i = 0;
     while (i < previousText.size()) {
         if (!previousText.at(i).isSpace()) {
-            ts.indentLine(block, ts.columnAt(previousText, i));
+            tabSettings.indentLine(block, tabSettings.columnAt(previousText, i));
             break;
         }
         ++i;
diff --git a/src/plugins/texteditor/normalindenter.h b/src/plugins/texteditor/normalindenter.h
index 413f8e72e9..07cee38730 100644
--- a/src/plugins/texteditor/normalindenter.h
+++ b/src/plugins/texteditor/normalindenter.h
@@ -46,7 +46,7 @@ public:
     virtual void indentBlock(QTextDocument *doc,
                              const QTextBlock &block,
                              const QChar &typedChar,
-                             BaseTextEditorWidget *editor);
+                             const TextEditor::TabSettings &tabSettings);
 };
 
 } // namespace TextEditor