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Introduced SemanticInfo::nodeUnderCursor().

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This commit is contained in:
Roberto Raggi
2010-02-02 13:18:56 +01:00
parent f8ed5c58f0
commit d22de18fae
3 changed files with 72 additions and 59 deletions
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47
src/plugins/qmljseditor/qmlhoverhandler.cpp
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@@ -39,6 +39,7 @@
#include <qmljs/qmljsbind.h>
#include <qmljs/qmljscheck.h>
#include <qmljs/qmljsinterpreter.h>
#include <qmljs/parser/qmljsast_p.h>
#include <texteditor/itexteditor.h>
#include <texteditor/basetexteditor.h>
@@ -151,9 +152,6 @@ void QmlHoverHandler::updateHelpIdAndTooltip(TextEditor::ITextEditor *editor, in
m_helpEngineNeedsSetup = false;
}
QTextCursor tc(edit->document());
tc.setPosition(pos);
// We only want to show F1 if the tooltip matches the help id
bool showF1 = true;
@@ -166,36 +164,27 @@ void QmlHoverHandler::updateHelpIdAndTooltip(TextEditor::ITextEditor *editor, in
QString symbolName = QLatin1String("<unknown>");
if (m_helpId.isEmpty()) {
// Move to the end of a qualified name
bool stop = false;
while (!stop) {
const QChar ch = editor->characterAt(tc.position());
if (ch.isLetterOrNumber() || ch == QLatin1Char('_')) {
tc.setPosition(tc.position() + 1);
} else {
stop = true;
}
}
AST::Node *node = semanticInfo.nodeUnderCursor(pos);
if (node && !(AST::cast<AST::StringLiteral *>(node) != 0 || AST::cast<AST::NumericLiteral *>(node) != 0)) {
AST::UiObjectMember *declaringMember = semanticInfo.declaringMember(pos);
// Fetch the expression's code
QmlExpressionUnderCursor expressionUnderCursor;
QmlJS::AST::ExpressionNode *expression = expressionUnderCursor(tc);
Interpreter::Engine interp;
Interpreter::ObjectValue *scope = Bind::scopeChainAt(qmlDocument, snapshot, &interp, declaringMember);
AST::UiObjectMember *declaringMember = semanticInfo.declaringMember(pos);
Check check(&interp);
const Interpreter::Value *value = check(node->expressionCast(), scope);
Interpreter::Engine interp;
Interpreter::ObjectValue *scope = Bind::scopeChainAt(qmlDocument, snapshot, &interp, declaringMember);
Check check(&interp);
const Interpreter::Value *value = check(expression, scope);
QStringList baseClasses;
m_toolTip = prettyPrint(value, &interp, &baseClasses);
foreach (const QString &baseClass, baseClasses) {
QString helpId = QLatin1String("QML.");
helpId += baseClass;
QStringList baseClasses;
m_toolTip = prettyPrint(value, &interp, &baseClasses);
if (! m_helpEngine->linksForIdentifier(helpId).isEmpty()) {
m_helpId = helpId;
break;
foreach (const QString &baseClass, baseClasses) {
QString helpId = QLatin1String("QML.");
helpId += baseClass;
if (! m_helpEngine->linksForIdentifier(helpId).isEmpty()) {
m_helpId = helpId;
break;
}
}
}
}