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nativepathwidget.cpp
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nativepathwidget.cpp
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/** @file nativepathwidget.cpp Widget for selecting a native path.
*
* @authors Copyright (c) 2014-2018 Jaakko Keränen <jaakko.keranen@iki.fi>
*
* @par License
* GPL: http://www.gnu.org/licenses/gpl.html
*
* <small>This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU 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, see:
* http://www.gnu.org/licenses</small>
*/
#include "ui/widgets/nativepathwidget.h"
#include "ui/clientwindow.h"
#include "clientapp.h"
#include <de/PopupMenuWidget>
#include <de/SignalAction>
#include <QFileDialog>
using namespace de;
DENG2_PIMPL(NativePathWidget)
{
NativePath path;
QStringList filters;
PopupMenuWidget *menu;
String blankText = "(not set)";
String prompt = "Select File";
Impl(Public *i)
: Base(i)
{}
String labelText() const
{
if (path.isEmpty())
{
return String(_E(l)) + blankText + _E(.);
}
return path.fileName();
}
void notifyChange()
{
DENG2_FOR_PUBLIC_AUDIENCE2(UserChange, i)
{
i->pathChangedByUser(self());
}
}
DENG2_PIMPL_AUDIENCE(UserChange)
};
DENG2_AUDIENCE_METHOD(NativePathWidget, UserChange)
NativePathWidget::NativePathWidget()
: d(new Impl(this))
{
add(d->menu = new PopupMenuWidget);
d->menu->setAnchorAndOpeningDirection(rule(), ui::Up);
d->menu->items()
<< new ui::ActionItem(tr("Browse..."),
new SignalAction(this, SLOT(chooseUsingNativeFileDialog())))
<< new ui::ActionItem(style().images().image("close.ring"), tr("Reset"),
new SignalAction(this, SLOT(clearPath())));
auxiliary().setText(tr("Browse"));
connect(&auxiliary(), SIGNAL(pressed()), this, SLOT(chooseUsingNativeFileDialog()));
connect(this, SIGNAL(pressed()), this, SLOT(showActionsPopup()));
}
void NativePathWidget::setFilters(StringList const &filters)
{
d->filters.clear();
for (auto const &f : filters)
{
d->filters << f;
}
}
void NativePathWidget::setBlankText(String const &text)
{
d->blankText = text;
setText(d->labelText());
}
void NativePathWidget::setPrompt(const String &promptText)
{
d->prompt = promptText;
}
NativePath NativePathWidget::path() const
{
return d->path;
}
void NativePathWidget::setPath(const NativePath &path)
{
if (d->path != path)
{
d->path = path;
setText(d->labelText());
d->notifyChange();
}
}
void NativePathWidget::chooseUsingNativeFileDialog()
{
ClientApp::app().beginNativeUIMode();
// Use a native dialog to pick the path.
NativePath dir = d->path;
if (d->path.isEmpty()) dir = NativePath::homePath();
FileDialog dlg;
dlg.setTitle(Stringf("Select File for \"%s\"", d->cvar));
dlg.setInitialLocation(NativePath::workPath() / dir);
if (!d->filters.isEmpty())
{
dlg.setFileTypes(d->filters);
}
dlg.setPrompt("Select");
if (dlg.exec())
{
d->path = dlg.selectedPath();
setCVarValueFromWidget();
setText(d->labelText());
}
ClientApp::app().endNativeUIMode();
}
void NativePathWidget::clearPath()
{
setPath({});
}
void NativePathWidget::showActionsPopup()
{
if (!d->menu->isOpen())
{
d->menu->open();
}
else
{
d->menu->close(0);
}
}