TextEditor: Make TabSettings accessible for AutoCompleters

Change-Id: I3591ad94ca98979c2d47585d33800a489d87eeda
Reviewed-by: Ivan Donchevskii <ivan.donchevskii@qt.io>
Reviewed-by: David Schulz <david.schulz@qt.io>

src/plugins/cmakeprojectmanager/cmakeautocompleter.cpp

@@ -117,11 +117,11 @@ QString CMakeAutoCompleter::insertMatchingQuote(const QTextCursor &cursor,
     return quote;
 }
 
-int CMakeAutoCompleter::paragraphSeparatorAboutToBeInserted(QTextCursor &cursor, const TextEditor::TabSettings &tabSettings)
+int CMakeAutoCompleter::paragraphSeparatorAboutToBeInserted(QTextCursor &cursor)
 {
     const QString line = cursor.block().text().trimmed();
     if (line.contains(QRegExp(QStringLiteral("^(endfunction|endmacro|endif|endforeach|endwhile)\\w*\\("))))
-        tabSettings.indentLine(cursor.block(), tabSettings.indentationColumn(cursor.block().text()));
+        tabSettings().indentLine(cursor.block(), tabSettings().indentationColumn(cursor.block().text()));
     return 0;
 }
 

src/plugins/cmakeprojectmanager/cmakeautocompleter.h

@@ -43,7 +43,7 @@ public:
                                 QChar lookAhead, bool skipChars, int *skippedChars) const override;
     QString insertMatchingQuote(const QTextCursor &cursor, const QString &text,
                                 QChar lookAhead, bool skipChars, int *skippedChars) const override;
-    int paragraphSeparatorAboutToBeInserted(QTextCursor &cursor, const TextEditor::TabSettings &tabSettings) override;
+    int paragraphSeparatorAboutToBeInserted(QTextCursor &cursor) override;
     bool contextAllowsAutoBrackets(const QTextCursor &cursor, const QString &textToInsert) const override;
     bool contextAllowsAutoQuotes(const QTextCursor &cursor, const QString &textToInsert) const override;
     bool contextAllowsElectricCharacters(const QTextCursor &cursor) const override;

src/plugins/cppeditor/cppautocompleter.cpp

@@ -431,8 +431,10 @@ void CppEditorPlugin::test_insertParagraph()
 
     QVERIFY(!tc.isNull());
 
-    const int blockCount = CppAutoCompleter().paragraphSeparatorAboutToBeInserted(
-                tc, TextEditor::TextEditorSettings::codeStyle()->tabSettings());
+    CppAutoCompleter completer = CppAutoCompleter();
+    completer.setTabSettings(TextEditor::TextEditorSettings::codeStyle()->tabSettings());
+
+    const int blockCount = completer.paragraphSeparatorAboutToBeInserted(tc);
 
     QCOMPARE(blockCount, expectedBlockCount);
 }

src/plugins/texteditor/autocompleter.cpp

@@ -273,8 +273,7 @@ bool AutoCompleter::autoBackspace(QTextCursor &cursor)
     return false;
 }
 
-int AutoCompleter::paragraphSeparatorAboutToBeInserted(QTextCursor &cursor,
-                                                       const TabSettings &tabSettings)
+int AutoCompleter::paragraphSeparatorAboutToBeInserted(QTextCursor &cursor)
 {
     if (!m_autoInsertBrackets)
         return 0;
@@ -302,15 +301,15 @@ int AutoCompleter::paragraphSeparatorAboutToBeInserted(QTextCursor &cursor,
             if (condition) {|
                 statement;
     */
-    int indentation = tabSettings.indentationColumn(block.text());
+    int indentation = m_tabSettings.indentationColumn(block.text());
 
     if (block.next().isValid()) { // not the last block
         block = block.next();
         //skip all empty blocks
-        while (block.isValid() && tabSettings.onlySpace(block.text()))
+        while (block.isValid() && m_tabSettings.onlySpace(block.text()))
             block = block.next();
         if (block.isValid()
-                && tabSettings.indentationColumn(block.text()) > indentation)
+                && m_tabSettings.indentationColumn(block.text()) > indentation)
             return 0;
     }
 

src/plugins/texteditor/autocompleter.h

@@ -26,6 +26,7 @@
 #pragma once
 
 #include "texteditor_global.h"
+#include "tabsettings.h"
 
 #include <QString>
 
@@ -35,8 +36,6 @@ QT_END_NAMESPACE
 
 namespace TextEditor {
 
-class TabSettings;
-
 class TEXTEDITOR_EXPORT AutoCompleter
 {
 public:
@@ -53,6 +52,9 @@ public:
     void setSurroundWithQuotesEnabled(bool b) { m_surroundWithQuotes = b; }
     bool isSurroundWithQuotesEnabled() const { return m_surroundWithQuotes; }
 
+    void setTabSettings(const TabSettings &tabSettings) { m_tabSettings = tabSettings; }
+    const TabSettings &tabSettings() const { return m_tabSettings; }
+
     // Returns the text to complete at the cursor position, or an empty string
     virtual QString autoComplete(QTextCursor &cursor, const QString &text, bool skipChars) const;
 
@@ -60,8 +62,7 @@ public:
     virtual bool autoBackspace(QTextCursor &cursor);
 
     // Hook to insert special characters on enter. Returns the number of extra blocks inserted.
-    virtual int paragraphSeparatorAboutToBeInserted(QTextCursor &cursor,
-                                                    const TabSettings &tabSettings);
+    virtual int paragraphSeparatorAboutToBeInserted(QTextCursor &cursor);
 
     virtual bool contextAllowsAutoBrackets(const QTextCursor &cursor,
                                               const QString &textToInsert = QString()) const;
@@ -94,6 +95,7 @@ private:
     QString replaceSelection(QTextCursor &cursor, const QString &textToInsert) const;
 
 private:
+    TabSettings m_tabSettings;
     mutable bool m_allowSkippingOfBlockEnd;
     bool m_autoInsertBrackets;
     bool m_surroundWithBrackets;

src/plugins/texteditor/texteditor.cpp

@@ -2247,9 +2247,7 @@ void TextEditorWidget::keyPressEvent(QKeyEvent *e)
         const TypingSettings &tps = d->m_document->typingSettings();
         cursor.beginEditBlock();
 
-        int extraBlocks =
-            d->m_autoCompleter->paragraphSeparatorAboutToBeInserted(cursor,
-                                                                    d->m_document->tabSettings());
+        int extraBlocks = d->m_autoCompleter->paragraphSeparatorAboutToBeInserted(cursor);
 
         QString previousIndentationString;
         if (tps.m_autoIndent) {
@@ -3160,7 +3158,10 @@ void TextEditorWidgetPrivate::setupDocumentSignals()
                      this, &TextEditorWidgetPrivate::documentReloadFinished);
 
     QObject::connect(m_document.data(), &TextDocument::tabSettingsChanged,
-                     this, &TextEditorWidgetPrivate::updateTabStops);
+                     this, [this](){
+        updateTabStops();
+        m_autoCompleter->setTabSettings(m_document->tabSettings());
+    });
 
     QObject::connect(m_document.data(), &TextDocument::fontSettingsChanged,
                      this, &TextEditorWidgetPrivate::applyFontSettingsDelayed);
@@ -8242,6 +8243,7 @@ BaseTextEditor *TextEditorFactoryPrivate::createEditorHelper(const TextDocumentP
         widget->setAutoCompleter(m_autoCompleterCreator());
 
     widget->setTextDocument(document);
+    widget->autoCompleter()->setTabSettings(document->tabSettings());
     widget->d->m_hoverHandlers = m_hoverHandlers;
 
     widget->d->m_codeAssistant.configure(widget);