RetroShare/retroshare-gui/src/gui/common/DropLineEdit.cpp

93 lines
2.9 KiB
C++

/*******************************************************************************
* gui/common/DropLineEdit.cpp *
* *
* Copyright (C) 2012, Retroshare Team <retroshare.project@gmail.com> *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Affero General Public License as *
* published by the Free Software Foundation, either version 3 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 Affero General Public License for more details. *
* *
* You should have received a copy of the GNU Affero General Public License *
* along with this program. If not, see <https://www.gnu.org/licenses/>. *
* *
*******************************************************************************/
#include <QDropEvent>
#include <QUrl>
#include <QFileInfo>
#include <QMimeData>
#include "DropLineEdit.h"
DropLineEdit::DropLineEdit(QWidget *parent)
: QLineEdit(parent)
{
accept.text = false;
accept.file = false;
accept.dir = false;
setAcceptDrops(true);
}
void DropLineEdit::setAcceptText(bool on)
{
accept.text = on;
}
void DropLineEdit::setAcceptFile(bool on)
{
accept.file = on;
}
void DropLineEdit::setAcceptDir(bool on)
{
accept.dir = on;
}
void DropLineEdit::dragEnterEvent(QDragEnterEvent *event)
{
if (accept.text && event->mimeData()->hasText()) {
event->acceptProposedAction();
return;
}
if ((accept.file || accept.dir) && event->mimeData()->hasUrls()) {
event->acceptProposedAction();
return;
}
}
void DropLineEdit::dropEvent(QDropEvent *event)
{
if (event->mimeData()->hasText()) {
setText(event->mimeData()->text());
}
if (event->mimeData()->hasUrls()) {
QList<QUrl> urlList = event->mimeData()->urls();
/* if just text was dropped, urlList is empty (size == 0) */
if (urlList.size() > 0) {
/* if at least one QUrl is present in list */
QString name = urlList[0].toLocalFile();
QFileInfo info;
info.setFile(name);
if (accept.file && info.isFile()) {
setText(name);
}
if (accept.dir && info.isDir()) {
setText(name);
}
}
}
event->acceptProposedAction();
}