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Improve translation quickfix

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* Use tr if a tr method is available at the object
 * Use QT_TRANSLATE_NOOP for global string constants
 * Do not offer to translate stuff inside QLatin1String and QLatin1Literal
 * Do not offer to wrap strings inside tr, trUtf8 and QT_TRANSLATE_NOOP
   with QLatin1String
This commit is contained in:
Tobias Hunger
2010-07-06 11:09:16 +02:00
parent 69a74abf26
commit fd9b74dbbb
1 changed files with 55 additions and 54 deletions
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77
src/plugins/cppeditor/cppquickfix.cpp
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@@ -46,6 +46,7 @@
#include <Symbol.h>
#include <Symbols.h>
#include <Name.h>
#include <Names.h>
#include <Literals.h>
#include <cppeditor/cpprefactoringchanges.h>
@@ -813,7 +814,8 @@ public:
if (SimpleNameAST *functionName = call->base_expression->asSimpleName()) {
const QByteArray id(tokenAt(functionName->identifier_token).identifier->chars());
if ((type == TypeString && (id == "QLatin1String" || id == "QLatin1Literal"))
if (id == "QT_TRANSLATE_NOOP" || id == "tr" || id == "trUtf8"
|| (type == TypeString && (id == "QLatin1String" || id == "QLatin1Literal"))
|| (type == TypeChar && id == "QLatin1Char"))
return -1; // skip it
}
@@ -856,7 +858,8 @@ private:
"abcd"
With
tr("abcd") or
QCoreApplication::translate("CONTEXT", "abcd")
QCoreApplication::translate("CONTEXT", "abcd") or
QT_TRANSLATE_NOOP("GLOBAL", "abcd")
*/
class TranslateStringLiteral: public CppQuickFixOperation
{
@@ -865,7 +868,7 @@ public:
: CppQuickFixOperation(editor), m_literal(0)
{ }
enum TranslationOption { unknown, useTr, useQCoreApplicationTranslate };
enum TranslationOption { unknown, useTr, useQCoreApplicationTranslate, useMacro };
virtual QString description() const
{
@@ -880,73 +883,69 @@ public:
m_context.clear();
if (path.isEmpty())
return -1; // nothing to do
return -1;
m_literal = path.last()->asStringLiteral();
if (!m_literal)
return -1; // nothing to do
return -1; // No string, nothing to do
if (path.size() > 1) {
// Do we already have a translation markup?
if (path.size() >= 2) {
if (CallAST *call = path.at(path.size() - 2)->asCall()) {
if (call->base_expression) {
if (SimpleNameAST *functionName = call->base_expression->asSimpleName()) {
const QByteArray id(tokenAt(functionName->identifier_token).identifier->chars());
if (id == "tr" || id == "trUtf8"
|| id == "QApplication::translate"
|| id == "QCoreApplication::translate")
|| id == "translate"
|| id == "QT_TRANSLATE_NOOP"
|| id == "QLatin1String" || id == "QLatin1Literal")
return -1; // skip it
}
}
}
}
LookupContext context(document(), snapshot());
QSharedPointer<Control> control = context.control();
const Name *trName = control->nameId(control->findOrInsertIdentifier("tr"));
// Check whether we are in a method:
for (int i = path.size() - 1; i >= 0; --i)
{
if (FunctionDefinitionAST *definition = path.at(i)->asFunctionDefinition()) {
Function *function = definition->symbol;
LookupContext context(document(), snapshot());
ClassOrNamespace *b = context.lookupType(function);
if (b) {
QList<ClassOrNamespace *> todo;
todo.append(b);
QSet<ClassOrNamespace *> done;
while(!todo.isEmpty()) {
ClassOrNamespace *current = todo.first();
todo.removeFirst();
if (done.contains(current))
continue;
done.insert(current);
foreach (Symbol *s, current->symbols()) {
if (Class *klass = s->asClass()) {
if (strcmp(klass->name()->identifier()->chars(),
"QObject") == 0) {
// Do we have a tr method?
foreach(Symbol *s, b->find(trName)) {
if (s->type()->isFunctionType()) {
m_option = useTr;
// no context required for tr
return path.size() - 1;
}
}
}
todo.append(current->usings());
}
}
// We need to do a QCA::translate, so we need a context.
// Use fully qualified class name:
Overview oo;
foreach (const Name *n, LookupContext::fullyQualifiedName(function)) {
if (! m_context.isEmpty())
if (!m_context.isEmpty())
m_context.append(QLatin1String("::"));
m_context.append(oo.prettyName(n));
}
// ... or global if none available!
if (m_context.isEmpty())
m_context.append("GLOBAL");
}
m_context = QLatin1String("GLOBAL");
m_option = useQCoreApplicationTranslate;
return path.size() - 1;
}
}
m_option = useQCoreApplicationTranslate;
return path.size() - 1; // very high priority
// We need to use Q_TRANSLATE_NOOP
m_context = QLatin1String("GLOBAL");
m_option = useMacro;
return path.size() - 1;
}
virtual void createChanges()
@@ -954,11 +953,13 @@ public:
ChangeSet changes;
const int startPos = startOf(m_literal);
QString replacement("tr(");
QString replacement(QLatin1String("tr("));
if (m_option == useQCoreApplicationTranslate) {
replacement = QLatin1String("QCoreApplication::translate(\"");
replacement += m_context;
replacement += QLatin1String("\", ");
replacement = QLatin1String("QCoreApplication::translate(\"")
+ m_context + QLatin1String("\", ");
} else if (m_option == useMacro) {
replacement = QLatin1String("QT_TRANSLATE_NOOP(\"")
+ m_context + QLatin1String("\", ");
}
changes.insert(startPos, replacement);