tdesktop/Telegram/SourceFiles/platform/linux/file_dialog_linux.h

150 lines
4.0 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop 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 3 of the License, or
(at your option) any later version.
It 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.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
*/
#pragma once
#include "ui/filedialog.h"
extern "C" {
#undef signals
#include <gtk/gtk.h>
#include <gdk/gdk.h>
#define signals public
} // extern "C"
namespace Platform {
namespace FileDialog {
bool Supported();
bool Get(QStringList &files, QByteArray &remoteContent, const QString &caption, const QString &filter, ::FileDialog::internal::Type type, QString startFile);
inline QString UrlToLocal(const QUrl &url) {
return url.toLocalFile();
}
namespace internal {
// This is a patched copy of qgtk2 theme plugin.
// We need to use our own gtk file dialog instead of
// styling Qt file dialog, because Qt only works with gtk2.
// We need to be able to work with gtk2 and gtk3, because
// we use gtk3 to work with appindicator3.
class QGtkDialog : public QWindow {
Q_OBJECT
public:
QGtkDialog(GtkWidget *gtkWidget);
~QGtkDialog();
GtkDialog *gtkDialog() const;
void exec();
void show(Qt::WindowFlags flags, Qt::WindowModality modality, QWindow *parent);
void hide();
signals:
void accept();
void reject();
protected:
static void onResponse(QGtkDialog *dialog, int response);
private slots:
void onParentWindowDestroyed();
private:
GtkWidget *gtkWidget;
};
class GtkFileDialog : public QDialog {
Q_OBJECT
public:
GtkFileDialog(QWidget *parent = Q_NULLPTR,
const QString &caption = QString(),
const QString &directory = QString(),
const QString &filter = QString());
~GtkFileDialog();
void setVisible(bool visible) override;
void setWindowTitle(const QString &windowTitle) {
_windowTitle = windowTitle;
}
void setAcceptMode(QFileDialog::AcceptMode acceptMode) {
_acceptMode = acceptMode;
}
void setFileMode(QFileDialog::FileMode fileMode) {
_fileMode = fileMode;
}
void setOption(QFileDialog::Option option, bool on = true) {
if (on) {
_options |= option;
} else {
_options &= ~option;
}
}
int exec() override;
bool defaultNameFilterDisables() const;
void setDirectory(const QString &directory);
QDir directory() const;
void selectFile(const QString &filename);
QStringList selectedFiles() const;
void setFilter();
void selectNameFilter(const QString &filter);
QString selectedNameFilter() const;
private slots:
void onAccepted();
void onRejected();
private:
static void onSelectionChanged(GtkDialog *dialog, GtkFileDialog *helper);
static void onCurrentFolderChanged(GtkFileDialog *helper);
void applyOptions();
void setNameFilters(const QStringList &filters);
void showHelper(Qt::WindowFlags flags, Qt::WindowModality modality, QWindow *parent);
void hideHelper();
// Options
QFileDialog::Options _options = { 0 };
QString _windowTitle = "Choose file";
QString _initialDirectory;
QStringList _initialFiles;
QStringList _nameFilters;
QFileDialog::AcceptMode _acceptMode = QFileDialog::AcceptOpen;
QFileDialog::FileMode _fileMode = QFileDialog::ExistingFile;
QString _dir;
QStringList _selection;
QHash<QString, GtkFileFilter*> _filters;
QHash<GtkFileFilter*, QString> _filterNames;
QScopedPointer<QGtkDialog> d;
};
} // namespace internal
} // namespace FileDialog
} // namespace Platform