kde-extraapps/kdevplatform/language/codecompletion/abstractincludefilecompletionitem.h
2015-07-26 14:23:17 +03:00

96 lines
3 KiB
C++

/*
* KDevelop Code Completion Support for file includes
*
* Copyright 2007-2008 David Nolden <david.nolden.kdevelop@art-master.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef KDEVPLATFORM_ABSTRACTINCLUDEFILECOMPLETIONITEM_H
#define KDEVPLATFORM_ABSTRACTINCLUDEFILECOMPLETIONITEM_H
#include "codecompletionitem.h"
#include "../languageexport.h"
#include "../util/includeitem.h"
#include "../duchain/duchain.h"
#include "../duchain/duchainlock.h"
#include "codecompletionmodel.h"
namespace KDevelop {
//A completion item used for completing include-files
template<typename NavigationWidget>
class AbstractIncludeFileCompletionItem : public CompletionTreeItem {
public:
AbstractIncludeFileCompletionItem(const IncludeItem& include) : includeItem(include) {
}
virtual QVariant data(const QModelIndex& index, int role, const KDevelop::CodeCompletionModel* model) const {
DUChainReadLocker lock(DUChain::lock(), 500);
if(!lock.locked()) {
kDebug() << "Failed to lock the du-chain in time";
return QVariant();
}
const IncludeItem& item( includeItem );
switch (role) {
case CodeCompletionModel::IsExpandable:
return QVariant(true);
case CodeCompletionModel::ExpandingWidget: {
NavigationWidget* nav = new NavigationWidget(item, model->currentTopContext());
model->addNavigationWidget(this, nav);
QVariant v;
v.setValue<QWidget*>((QWidget*)nav);
return v;
}
case Qt::DisplayRole:
switch (index.column()) {
case CodeCompletionModel::Prefix:
if(item.isDirectory)
return QVariant("directory");
else
return QVariant("file");
case CodeCompletionModel::Name: {
return item.isDirectory ? item.name + '/' : item.name;
}
}
break;
case CodeCompletionModel::ItemSelected:
{
return QVariant( NavigationWidget::shortDescription(item) );
}
}
return QVariant();
}
virtual void execute(KTextEditor::Document* document, const KTextEditor::Range& word) = 0;
virtual int inheritanceDepth() const {
return includeItem.pathNumber;
}
virtual int argumentHintDepth() const {
return 0;
}
IncludeItem includeItem;
};
}
#endif // KDEVPLATFORM_ABSTRACTINCLUDEFILECOMPLETIONITEM_H