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Highlight unused symbols.

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This commit is contained in:
Roberto Raggi
2009-10-05 14:08:10 +02:00
parent 64ccdc7e33
commit db9a390ef6
1 changed files with 14 additions and 8 deletions
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22
src/plugins/cppeditor/cppeditor.cpp
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@@ -908,7 +908,6 @@ void CPPEditor::renameSymbolUnderCursor()
QTextCursor c = textCursor(); QTextCursor c = textCursor();
m_currentRenameSelection = -1; m_currentRenameSelection = -1;
m_renameSelections = extraSelections(CodeSemanticsSelection);
for (int i = 0; i < m_renameSelections.size(); ++i) { for (int i = 0; i < m_renameSelections.size(); ++i) {
QTextEdit::ExtraSelection s = m_renameSelections.at(i); QTextEdit::ExtraSelection s = m_renameSelections.at(i);
if (c.position() >= s.cursor.anchor() if (c.position() >= s.cursor.anchor()
@@ -980,10 +979,9 @@ void CPPEditor::highlightUses(const QList<SemanticInfo::Use> &uses,
QList<QTextEdit::ExtraSelection> *selections) QList<QTextEdit::ExtraSelection> *selections)
{ {
bool isUnused = false; bool isUnused = false;
if (uses.size() == 1) {
if (uses.size() == 1)
isUnused = true; isUnused = true;
return; // ###
}
foreach (const SemanticInfo::Use &use, uses) { foreach (const SemanticInfo::Use &use, uses) {
QTextEdit::ExtraSelection sel; QTextEdit::ExtraSelection sel;
@@ -1882,7 +1880,6 @@ void CPPEditor::setFontSettings(const TextEditor::FontSettings &fs)
// only set the background, we do not want to modify foreground properties set by the syntax highlighter or the link // only set the background, we do not want to modify foreground properties set by the syntax highlighter or the link
m_occurrencesFormat.clearForeground(); m_occurrencesFormat.clearForeground();
m_occurrencesUnusedFormat.clearForeground();
m_occurrenceRenameFormat.clearForeground(); m_occurrenceRenameFormat.clearForeground();
} }
@@ -1944,7 +1941,9 @@ void CPPEditor::updateSemanticInfo(const SemanticInfo &semanticInfo)
int line = 0, column = 0; int line = 0, column = 0;
convertPosition(position(), &line, &column); convertPosition(position(), &line, &column);
QList<QTextEdit::ExtraSelection> selections; QList<QTextEdit::ExtraSelection> allSelections;
m_renameSelections.clear();
SemanticInfo::LocalUseIterator it(semanticInfo.localUses); SemanticInfo::LocalUseIterator it(semanticInfo.localUses);
while (it.hasNext()) { while (it.hasNext()) {
@@ -1961,11 +1960,18 @@ void CPPEditor::updateSemanticInfo(const SemanticInfo &semanticInfo)
} }
} }
if (uses.size() == 1 || good) if (uses.size() == 1) {
// it's an unused declaration
highlightUses(uses, &allSelections);
} else if (good) {
QList<QTextEdit::ExtraSelection> selections;
highlightUses(uses, &selections); highlightUses(uses, &selections);
m_renameSelections += selections;
allSelections += selections;
}
} }
setExtraSelections(CodeSemanticsSelection, selections); setExtraSelections(CodeSemanticsSelection, allSelections);
} }
SemanticHighlighter::Source CPPEditor::currentSource() SemanticHighlighter::Source CPPEditor::currentSource()