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Speedup the creation of the extra selections.

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This commit is contained in:
Roberto Raggi
2010-05-26 10:49:39 +02:00
parent 818934e9e2
commit 6578099982
1 changed files with 19 additions and 2 deletions
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21
src/plugins/cppeditor/cppeditor.cpp
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@@ -1901,10 +1901,28 @@ void CPPEditor::updateSemanticInfo(const SemanticInfo &semanticInfo)
setExtraSelections(UndefinedSymbolSelection, undefinedSymbolSelections);
QTextBlock currentBlock = document()->firstBlock();
unsigned currentLine = 1;
QList<QTextEdit::ExtraSelection> typeSelections;
foreach (const SemanticInfo::Use &use, semanticInfo.typeUsages) {
QTextCursor cursor(document());
cursor.setPosition(document()->findBlockByNumber(use.line - 1).position() + use.column - 1);
if (currentLine != use.line) {
int delta = use.line - currentLine;
if (delta >= 0) {
while (delta--)
currentBlock = currentBlock.next();
} else {
currentBlock = document()->findBlockByNumber(use.line - 1);
}
currentLine = use.line;
}
cursor.setPosition(currentBlock.position() + use.column - 1);
cursor.movePosition(QTextCursor::NextCharacter, QTextCursor::KeepAnchor, use.length);
QTextEdit::ExtraSelection sel;
@@ -1914,7 +1932,6 @@ void CPPEditor::updateSemanticInfo(const SemanticInfo &semanticInfo)
}
setExtraSelections(TypeSelection, typeSelections);
}
setExtraSelections(UnusedSymbolSelection, unusedSelections);