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Mark the externals

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This commit is contained in:
Roberto Raggi
2009-06-25 16:11:28 +02:00
parent 9ac5ab0466
commit c6968d956e
1 changed files with 81 additions and 119 deletions
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200
src/plugins/cppeditor/cppeditor.cpp
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@@ -110,7 +110,7 @@ public:
}
};
class FindLocals: protected ASTVisitor
class FindUses: protected ASTVisitor
{
Scope *_functionScope;
@@ -177,7 +177,7 @@ class FindLocals: protected ASTVisitor
};
public:
FindLocals(Control *control)
FindUses(Control *control)
: ASTVisitor(control)
{ }
@@ -193,19 +193,25 @@ public:
: name(name), line(line), column(column), length(length) {}
};
typedef QHash<Symbol *, QList<Use> > UseMap;
typedef QHashIterator<Symbol *, QList<Use> > UseIterator;
typedef QHash<Symbol *, QList<Use> > LocalUseMap;
typedef QHashIterator<Symbol *, QList<Use> > LocalUseIterator;
UseMap uses; // ### private
typedef QHash<Identifier *, QList<Use> > ExternalUseMap;
typedef QHashIterator<Identifier *, QList<Use> > ExternalUseIterator;
UseMap operator()(FunctionDefinitionAST *ast)
// local and external uses.
LocalUseMap localUses;
ExternalUseMap externalUses;
void operator()(FunctionDefinitionAST *ast)
{
uses.clear();
localUses.clear();
externalUses.clear();
if (ast && ast->symbol) {
_functionScope = ast->symbol->members();
accept(ast);
}
return uses;
}
protected:
@@ -221,7 +227,7 @@ protected:
continue;
else if (member->line() < line || (member->line() == line && member->column() <= column)) {
//qDebug() << "*** found member:" << member->line() << member->column() << member->name()->identifier()->chars();
uses[member].append(Use(ast, line, column, id->size()));
localUses[member].append(Use(ast, line, column, id->size()));
return true;
}
}
@@ -258,10 +264,8 @@ protected:
scope = scope->enclosingScope();
}
#if 0
qDebug() << "symbol:" << id->chars() << "at pos:" << line << column
<< "is not defined";
#endif
Identifier *id = identifier(ast->identifier_token);
externalUses[id].append(Use(ast, line, column, id->size()));
return false;
}
@@ -875,6 +879,41 @@ void CPPEditor::updateMethodBoxIndex()
m_updateMethodBoxTimer->start(UPDATE_METHOD_BOX_INTERVAL);
}
static void highlightUses(QTextDocument *doc,
const QTextCharFormat &format,
TranslationUnit *translationUnit,
const QList<FindUses::Use> &uses,
QList<QTextEdit::ExtraSelection> *selections)
{
foreach (const FindUses::Use &use, uses) {
SimpleNameAST *name = use.name;
bool generated = false;
for (unsigned tk = name->firstToken(), end = name->lastToken(); tk != end; ++tk) {
if (translationUnit->tokenAt(tk).generated) {
generated = true;
break;
}
}
if (! generated) {
unsigned startLine, startColumn;
unsigned endLine, endColumn;
translationUnit->getTokenStartPosition(name->firstToken(), &startLine, &startColumn);
translationUnit->getTokenEndPosition(name->lastToken() - 1, &endLine, &endColumn);
QTextEdit::ExtraSelection sel;
sel.cursor = QTextCursor(doc);
sel.cursor.setPosition(doc->findBlockByNumber(startLine - 1).position() + startColumn - 1);
sel.cursor.setPosition(doc->findBlockByLineNumber(endLine - 1).position() + endColumn - 1,
QTextCursor::KeepAnchor);
sel.format = format;
selections->append(sel);
}
}
}
void CPPEditor::updateMethodBoxIndexNow()
{
m_updateMethodBoxTimer->stop();
@@ -913,18 +952,19 @@ void CPPEditor::updateMethodBoxIndexNow()
FunctionDefinitionUnderCursor functionDefinitionUnderCursor(control);
FunctionDefinitionAST *currentFunctionDefinition = functionDefinitionUnderCursor(ast, textCursor());
QTextCharFormat format;
format.setBackground(Qt::lightGray);
FindLocals findLocals(control);
const FindLocals::UseMap useMap = findLocals(currentFunctionDefinition);
FindLocals::UseIterator it(useMap);
FindUses useTable(control);
useTable(currentFunctionDefinition);
FindUses::LocalUseIterator it(useTable.localUses);
while (it.hasNext()) {
it.next();
const QList<FindLocals::Use> &uses = it.value();
const QList<FindUses::Use> &uses = it.value();
bool good = false;
foreach (const FindLocals::Use &use, uses) {
foreach (const FindUses::Use &use, uses) {
unsigned l = line;
unsigned c = column + 1; // convertCursorPosition() returns a 0-based column number.
if (l == use.line && c >= use.column && c <= (use.column + use.length)) {
@@ -936,111 +976,33 @@ void CPPEditor::updateMethodBoxIndexNow()
if (! good)
continue;
foreach (const FindLocals::Use &use, uses) {
SimpleNameAST *name = use.name;
bool generated = false;
for (unsigned tk = name->firstToken(), end = name->lastToken(); tk != end; ++tk) {
if (translationUnit->tokenAt(tk).generated) {
generated = true;
break;
}
highlightUses(document(), format, translationUnit, uses, &selections);
break; // done
}
FindUses::ExternalUseIterator it2(useTable.externalUses);
while (it2.hasNext()) {
it2.next();
const QList<FindUses::Use> &uses = it2.value();
bool good = false;
foreach (const FindUses::Use &use, uses) {
unsigned l = line;
unsigned c = column + 1; // convertCursorPosition() returns a 0-based column number.
if (l == use.line && c >= use.column && c <= (use.column + use.length)) {
good = true;
break;
}
if (generated)
continue;
unsigned startLine, startColumn;
unsigned endLine, endColumn;
translationUnit->getTokenStartPosition(name->firstToken(), &startLine, &startColumn);
translationUnit->getTokenEndPosition(name->lastToken() - 1, &endLine, &endColumn);
QTextEdit::ExtraSelection sel;
sel.cursor = textCursor();
sel.cursor.setPosition(document()->findBlockByNumber(startLine - 1).position() + startColumn - 1);
sel.cursor.setPosition(document()->findBlockByLineNumber(endLine - 1).position() + endColumn - 1,
QTextCursor::KeepAnchor);
sel.format = format;
selections.append(sel);
}
break; // done.
if (! good)
continue;
highlightUses(document(), format, translationUnit, uses, &selections);
break; // done
}
setExtraSelections(CodeSemanticsSelection, selections);
#ifdef QTCREATOR_WITH_ADVANCED_HIGHLIGHTER
Snapshot snapshot = m_modelManager->snapshot();
Document::Ptr thisDocument = snapshot.value(file()->fileName());
if (! thisDocument)
return;
if (Symbol *symbol = thisDocument->findSymbolAt(line, column)) {
QTextCursor tc = textCursor();
tc.movePosition(QTextCursor::EndOfWord);
ExpressionUnderCursor expressionUnderCursor;
const QString expression = expressionUnderCursor(tc);
//qDebug() << "expression:" << expression;
Snapshot snapshot;
snapshot.insert(thisDocument->fileName(), thisDocument);
TypeOfExpression typeOfExpression;
typeOfExpression.setSnapshot(snapshot);
const QList<TypeOfExpression::Result> results =
typeOfExpression(expression, thisDocument, symbol, TypeOfExpression::Preprocess);
LookupContext context = typeOfExpression.lookupContext();
foreach (const TypeOfExpression::Result &result, results) {
FullySpecifiedType ty = result.first;
Symbol *symbol = result.second;
if (file()->fileName() != symbol->fileName())
continue;
else if (symbol->isGenerated())
continue;
else if (symbol->isBlock())
continue;
if (symbol) {
int column = symbol->column();
if (column != 0)
--column;
if (symbol->isGenerated())
column = 0;
QTextCursor c(document()->findBlockByNumber(symbol->line() - 1));
c.setPosition(c.position() + column);
const QString text = c.block().text();
int i = column;
for (; i < text.length(); ++i) {
const QChar &ch = text.at(i);
if (ch == QLatin1Char('*') || ch == QLatin1Char('&'))
c.movePosition(QTextCursor::NextCharacter);
else
break;
}
c.movePosition(QTextCursor::EndOfWord, QTextCursor::KeepAnchor);
QTextEdit::ExtraSelection sel;
sel.cursor = c;
sel.format.setBackground(Qt::darkYellow);
selections.append(sel);
//break;
}
}
}
setExtraSelections(CodeSemanticsSelection, selections);
#endif // QTCREATOR_WITH_ADVANCED_HIGHLIGHTER
}
void CPPEditor::updateMethodBoxToolTip()