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// ddlineedit.cpp
// Copyright (C) 2012-2021 by Werner Lemberg.
//
// This file is part of the ttfautohint library, and may only be used,
// modified, and distributed under the terms given in `COPYING'. By
// continuing to use, modify, or distribute this file you indicate that you
// have read `COPYING' and understand and accept it fully.
//
// The file `COPYING' mentioned in the previous paragraph is distributed
// with the ttfautohint library.
// Derived class `Drag_Drop_Line_Edit' is Tooltip_Line_Edit
// that accepts drag and drop.
#include <config.h>
#include "ddlineedit.h"
Drag_Drop_Line_Edit::Drag_Drop_Line_Edit(Drag_Drop_File_Type ft,
QWidget* parent)
: Tooltip_Line_Edit(parent),
file_type(ft)
{
// empty
}
// XXX: There are no standardized MIME types for TTFs and TTCs
// that work everywhere. So we rely on the extension.
void
Drag_Drop_Line_Edit::dragEnterEvent(QDragEnterEvent* event)
{
QList<QUrl> url_list;
QString file_name;
if (event->mimeData()->hasUrls())
{
url_list = event->mimeData()->urls();
// if just text was dropped, url_list is empty
if (url_list.size())
{
file_name = url_list[0].toLocalFile();
switch (file_type)
{
case DRAG_DROP_TRUETYPE:
if (file_name.endsWith(".ttf")
|| file_name.endsWith(".TTF")
|| file_name.endsWith(".ttc")
|| file_name.endsWith(".TTC"))
event->acceptProposedAction();
break;
case DRAG_DROP_ANY:
event->acceptProposedAction();
break;
}
}
}
}
void
Drag_Drop_Line_Edit::dropEvent(QDropEvent* event)
{
QList<QUrl> url_list;
QString file_name;
QFileInfo info;
if (event->mimeData()->hasUrls())
{
url_list = event->mimeData()->urls();
// if just text was dropped, url_list is empty
if (url_list.size())
{
file_name = url_list[0].toLocalFile();
// check whether `file_name' is valid
info.setFile(file_name);
if (info.isFile())
setText(file_name);
}
}
event->acceptProposedAction();
}
// end of ddlineedit.cpp
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