kde-extraapps/kdevelop/languages/cpp/cppduchain/navigation/declarationnavigationcontext.cpp
2015-07-26 14:23:17 +03:00

129 lines
4.6 KiB
C++

/*
Copyright 2007 David Nolden <david.nolden.kdevelop@art-master.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "declarationnavigationcontext.h"
#include <QtGui/QTextDocument>
#include <klocale.h>
#include <language/duchain/functiondefinition.h>
#include <language/duchain/namespacealiasdeclaration.h>
#include <language/duchain/classfunctiondeclaration.h>
#include <language/duchain/forwarddeclaration.h>
#include <language/duchain/duchainutils.h>
#include <language/duchain/duchainlock.h>
#include "../typeutils.h"
#include "../templatedeclaration.h"
#include <language/duchain/classdeclaration.h>
#include "../cppduchain.h"
namespace Cpp {
DeclarationNavigationContext::DeclarationNavigationContext( DeclarationPointer decl, KDevelop::TopDUContextPointer topContext, AbstractNavigationContext* previousContext)
: AbstractDeclarationNavigationContext( decl, topContext, previousContext )
{
}
QualifiedIdentifier DeclarationNavigationContext::prettyQualifiedIdentifier(DeclarationPointer decl) const
{
QualifiedIdentifier ret;
if(m_topContext.data() && decl) {
if(decl->kind() == Declaration::Type) {
AbstractType::Ptr type = decl->abstractType();
DelayedType::Ptr stripped = stripType(type, m_topContext.data()).cast<DelayedType>();
if(stripped)
return stripped->identifier().identifier().identifier();
else
return decl->qualifiedIdentifier();
}else{
if(decl->context()->owner()) {
return prettyQualifiedIdentifier(DeclarationPointer(decl->context()->owner())) + decl->identifier();
}else{
return decl->qualifiedIdentifier();
}
}
}
return ret;
}
KDevelop::AbstractType::Ptr DeclarationNavigationContext::typeToShow(KDevelop::AbstractType::Ptr type) {
return shortenTypeForViewing(type);
}
void DeclarationNavigationContext::setPreviousContext(KDevelop::AbstractNavigationContext* previous) {
AbstractDeclarationNavigationContext::setPreviousContext(previous);
DUChainReadLocker lock(KDevelop::DUChain::lock());
if(previous->topContext()) {
if(m_declaration.data() && dynamic_cast<TemplateDeclaration*>(m_declaration.data()))
//If this is a template, take the top-context from the previous context, because we cannot have correct visibility from here
setTopContext(previous->topContext());
}
}
void DeclarationNavigationContext::htmlIdentifiedType(AbstractType::Ptr type, const IdentifiedType* idType)
{
AbstractDeclarationNavigationContext::htmlIdentifiedType(type, idType);
if( const TemplateDeclaration* templ = dynamic_cast<const TemplateDeclaration*>(idType->declaration(m_topContext.data())) ) {
if( templ->instantiatedFrom() ) {
const Cpp::InstantiationInformation& params = templ->instantiatedWith().information();
if(params.templateParametersSize() == 0)
return;
modifyHtml() += Qt::escape(" <");
bool first = true;
uint showParameters = params.templateParametersSize();
if(m_topContext.data()) {
//Strip away default-parameters, as they can be overwhelmingly ugly, especially in STL
DelayedType::Ptr stripped = stripType(type, m_topContext.data()).cast<DelayedType>();
if(stripped) {
QualifiedIdentifier id = stripped->identifier().identifier().identifier();
if(!id.isEmpty() && id.last().templateIdentifiersCount() < showParameters)
showParameters = id.last().templateIdentifiersCount();
}
}
for( uint p = 0; p < showParameters; ++p ) {
const IndexedType& type(params.templateParameters()[p]);
if( first )
first = false;
else
modifyHtml() += ", ";
if( type ) {
AbstractType::Ptr t = type.abstractType();
eventuallyMakeTypeLinks(t);
}else{
modifyHtml() += "missing type";
}
}
modifyHtml() += Qt::escape(" >");
}
}
}
}