511 lines
17 KiB
C++
511 lines
17 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
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*/
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#include "stdafx.h"
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#include "platform/linux/file_dialog_linux.h"
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#include <private/qguiapplication_p.h>
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#include "platform/linux/linux_libs.h"
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#include "platform/linux/linux_gdk_helper.h"
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#include "mainwindow.h"
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#include "localstorage.h"
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QStringList qt_make_filter_list(const QString &filter);
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namespace Platform {
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namespace FileDialog {
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using Type = ::FileDialog::internal::Type;
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bool Supported() {
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return Platform::internal::GdkHelperLoaded()
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&& (Libs::gtk_widget_hide_on_delete != nullptr)
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&& (Libs::gtk_clipboard_store != nullptr)
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&& (Libs::gtk_clipboard_get != nullptr)
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&& (Libs::gtk_widget_destroy != nullptr)
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&& (Libs::gtk_dialog_get_type != nullptr)
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&& (Libs::gtk_dialog_run != nullptr)
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&& (Libs::gtk_widget_realize != nullptr)
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&& (Libs::gdk_window_set_modal_hint != nullptr)
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&& (Libs::gtk_widget_show != nullptr)
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&& (Libs::gdk_window_focus != nullptr)
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&& (Libs::gtk_widget_hide != nullptr)
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&& (Libs::gtk_widget_hide_on_delete != nullptr)
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&& (Libs::gtk_file_chooser_dialog_new != nullptr)
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&& (Libs::gtk_file_chooser_get_type != nullptr)
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&& (Libs::gtk_file_chooser_set_current_folder != nullptr)
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&& (Libs::gtk_file_chooser_get_current_folder != nullptr)
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&& (Libs::gtk_file_chooser_set_current_name != nullptr)
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&& (Libs::gtk_file_chooser_select_filename != nullptr)
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&& (Libs::gtk_file_chooser_get_filenames != nullptr)
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&& (Libs::gtk_file_chooser_set_filter != nullptr)
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&& (Libs::gtk_file_chooser_get_filter != nullptr)
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&& (Libs::gtk_window_get_type != nullptr)
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&& (Libs::gtk_window_set_title != nullptr)
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&& (Libs::gtk_file_chooser_set_local_only != nullptr)
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&& (Libs::gtk_file_chooser_set_action != nullptr)
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&& (Libs::gtk_file_chooser_set_select_multiple != nullptr)
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&& (Libs::gtk_file_chooser_set_do_overwrite_confirmation != nullptr)
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&& (Libs::gtk_file_chooser_remove_filter != nullptr)
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&& (Libs::gtk_file_filter_set_name != nullptr)
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&& (Libs::gtk_file_filter_add_pattern != nullptr)
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&& (Libs::gtk_file_chooser_add_filter != nullptr)
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&& (Libs::gtk_file_filter_new != nullptr);
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}
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bool Get(QStringList &files, QByteArray &remoteContent, const QString &caption, const QString &filter, Type type, QString startFile) {
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auto parent = App::wnd() ? App::wnd()->filedialogParent() : nullptr;
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internal::GtkFileDialog dialog(parent, caption, QString(), filter);
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dialog.setModal(true);
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if (type == Type::ReadFile || type == Type::ReadFiles) {
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dialog.setFileMode((type == Type::ReadFiles) ? QFileDialog::ExistingFiles : QFileDialog::ExistingFile);
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dialog.setAcceptMode(QFileDialog::AcceptOpen);
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} else if (type == Type::ReadFolder) {
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dialog.setAcceptMode(QFileDialog::AcceptOpen);
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dialog.setFileMode(QFileDialog::Directory);
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dialog.setOption(QFileDialog::ShowDirsOnly);
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} else {
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dialog.setFileMode(QFileDialog::AnyFile);
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dialog.setAcceptMode(QFileDialog::AcceptSave);
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}
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if (startFile.isEmpty() || startFile.at(0) != '/') {
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startFile = cDialogLastPath() + '/' + startFile;
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}
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dialog.selectFile(startFile);
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int res = dialog.exec();
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QString path = dialog.directory().absolutePath();
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if (path != cDialogLastPath()) {
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cSetDialogLastPath(path);
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Local::writeUserSettings();
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}
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if (res == QDialog::Accepted) {
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if (type == Type::ReadFiles) {
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files = dialog.selectedFiles();
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} else {
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files = dialog.selectedFiles().mid(0, 1);
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}
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return true;
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}
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files = QStringList();
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remoteContent = QByteArray();
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return false;
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}
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namespace internal {
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QGtkDialog::QGtkDialog(GtkWidget *gtkWidget) : gtkWidget(gtkWidget) {
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Libs::g_signal_connect_swapped_helper(Libs::g_object_cast(gtkWidget), "response", GCallback(onResponse), this);
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Libs::g_signal_connect_helper(Libs::g_object_cast(gtkWidget), "delete-event", GCallback(Libs::gtk_widget_hide_on_delete), NULL);
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}
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QGtkDialog::~QGtkDialog() {
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Libs::gtk_clipboard_store(Libs::gtk_clipboard_get(GDK_SELECTION_CLIPBOARD));
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Libs::gtk_widget_destroy(gtkWidget);
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}
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GtkDialog *QGtkDialog::gtkDialog() const {
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return Libs::gtk_dialog_cast(gtkWidget);
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}
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void QGtkDialog::exec() {
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if (auto w = App::wnd()) {
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w->onReActivate();
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QTimer::singleShot(200, w, SLOT(onReActivate()));
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}
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if (modality() == Qt::ApplicationModal) {
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// block input to the whole app, including other GTK dialogs
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Libs::gtk_dialog_run(gtkDialog());
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} else {
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// block input to the window, allow input to other GTK dialogs
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QEventLoop loop;
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connect(this, SIGNAL(accept()), &loop, SLOT(quit()));
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connect(this, SIGNAL(reject()), &loop, SLOT(quit()));
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loop.exec();
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}
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}
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void QGtkDialog::show(Qt::WindowFlags flags, Qt::WindowModality modality, QWindow *parent) {
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connect(parent, &QWindow::destroyed, this, &QGtkDialog::onParentWindowDestroyed,
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Qt::UniqueConnection);
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setParent(parent);
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setFlags(flags);
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setModality(modality);
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Libs::gtk_widget_realize(gtkWidget); // creates X window
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if (parent) {
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Platform::internal::XSetTransientForHint(Libs::gtk_widget_get_window(gtkWidget), parent->winId());
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}
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if (modality != Qt::NonModal) {
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Libs::gdk_window_set_modal_hint(Libs::gtk_widget_get_window(gtkWidget), true);
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QGuiApplicationPrivate::showModalWindow(this);
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}
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Libs::gtk_widget_show(gtkWidget);
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Libs::gdk_window_focus(Libs::gtk_widget_get_window(gtkWidget), 0);
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}
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void QGtkDialog::hide() {
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QGuiApplicationPrivate::hideModalWindow(this);
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Libs::gtk_widget_hide(gtkWidget);
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}
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void QGtkDialog::onResponse(QGtkDialog *dialog, int response) {
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if (response == GTK_RESPONSE_OK)
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emit dialog->accept();
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else
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emit dialog->reject();
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}
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void QGtkDialog::onParentWindowDestroyed() {
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// The Gtk*DialogHelper classes own this object. Make sure the parent doesn't delete it.
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setParent(nullptr);
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}
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namespace {
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const char *filterRegExp =
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"^(.*)\\(([a-zA-Z0-9_.,*? +;#\\-\\[\\]@\\{\\}/!<>\\$%&=^~:\\|]*)\\)$";
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// Makes a list of filters from a normal filter string "Image Files (*.png *.jpg)"
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QStringList cleanFilterList(const QString &filter) {
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QRegExp regexp(QString::fromLatin1(filterRegExp));
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Q_ASSERT(regexp.isValid());
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QString f = filter;
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int i = regexp.indexIn(f);
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if (i >= 0)
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f = regexp.cap(2);
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return f.split(QLatin1Char(' '), QString::SkipEmptyParts);
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}
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} // namespace
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GtkFileDialog::GtkFileDialog(QWidget *parent, const QString &caption, const QString &directory, const QString &filter) : QDialog(parent)
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, _windowTitle(caption)
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, _initialDirectory(directory) {
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auto filters = qt_make_filter_list(filter);
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const int numFilters = filters.count();
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_nameFilters.reserve(numFilters);
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for (int i = 0; i < numFilters; ++i) {
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_nameFilters << filters[i].simplified();
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}
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d.reset(new QGtkDialog(Libs::gtk_file_chooser_dialog_new("", nullptr,
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GTK_FILE_CHOOSER_ACTION_OPEN,
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GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
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GTK_STOCK_OK, GTK_RESPONSE_OK, NULL)));
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connect(d.data(), SIGNAL(accept()), this, SLOT(onAccepted()));
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connect(d.data(), SIGNAL(reject()), this, SLOT(onRejected()));
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Libs::g_signal_connect_helper(Libs::gtk_file_chooser_cast(d->gtkDialog()), "selection-changed", G_CALLBACK(onSelectionChanged), this);
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Libs::g_signal_connect_swapped_helper(Libs::gtk_file_chooser_cast(d->gtkDialog()), "current-folder-changed", G_CALLBACK(onCurrentFolderChanged), this);
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}
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GtkFileDialog::~GtkFileDialog() {
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}
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void GtkFileDialog::showHelper(Qt::WindowFlags flags, Qt::WindowModality modality, QWindow *parent) {
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_dir.clear();
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_selection.clear();
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applyOptions();
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return d->show(flags, modality, parent);
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}
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void GtkFileDialog::setVisible(bool visible) {
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if (visible) {
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if (testAttribute(Qt::WA_WState_ExplicitShowHide) && !testAttribute(Qt::WA_WState_Hidden)) {
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return;
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}
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} else if (testAttribute(Qt::WA_WState_ExplicitShowHide) && testAttribute(Qt::WA_WState_Hidden)) {
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return;
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}
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if (visible) {
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showHelper(windowFlags(), windowModality(), parentWidget() ? parentWidget()->windowHandle() : nullptr);
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} else {
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hideHelper();
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}
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// Set WA_DontShowOnScreen so that QDialog::setVisible(visible) below
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// updates the state correctly, but skips showing the non-native version:
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setAttribute(Qt::WA_DontShowOnScreen);
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QDialog::setVisible(visible);
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}
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int GtkFileDialog::exec() {
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d->setModality(windowModality());
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bool deleteOnClose = testAttribute(Qt::WA_DeleteOnClose);
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setAttribute(Qt::WA_DeleteOnClose, false);
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bool wasShowModal = testAttribute(Qt::WA_ShowModal);
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setAttribute(Qt::WA_ShowModal, true);
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setResult(0);
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show();
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QPointer<QDialog> guard = this;
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d->exec();
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if (guard.isNull())
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return QDialog::Rejected;
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setAttribute(Qt::WA_ShowModal, wasShowModal);
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return result();
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}
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void GtkFileDialog::hideHelper() {
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// After GtkFileChooserDialog has been hidden, gtk_file_chooser_get_current_folder()
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// & gtk_file_chooser_get_filenames() will return bogus values -> cache the actual
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// values before hiding the dialog
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_dir = directory().absolutePath();
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_selection = selectedFiles();
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d->hide();
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}
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bool GtkFileDialog::defaultNameFilterDisables() const {
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return false;
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}
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void GtkFileDialog::setDirectory(const QString &directory) {
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GtkDialog *gtkDialog = d->gtkDialog();
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Libs::gtk_file_chooser_set_current_folder(Libs::gtk_file_chooser_cast(gtkDialog), directory.toUtf8());
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}
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QDir GtkFileDialog::directory() const {
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// While GtkFileChooserDialog is hidden, gtk_file_chooser_get_current_folder()
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// returns a bogus value -> return the cached value before hiding
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if (!_dir.isEmpty())
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return _dir;
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QString ret;
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GtkDialog *gtkDialog = d->gtkDialog();
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gchar *folder = Libs::gtk_file_chooser_get_current_folder(Libs::gtk_file_chooser_cast(gtkDialog));
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if (folder) {
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ret = QString::fromUtf8(folder);
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Libs::g_free(folder);
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}
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return QDir(ret);
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}
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void GtkFileDialog::selectFile(const QString &filename) {
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_initialFiles.clear();
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_initialFiles.append(filename);
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}
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QStringList GtkFileDialog::selectedFiles() const {
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// While GtkFileChooserDialog is hidden, gtk_file_chooser_get_filenames()
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// returns a bogus value -> return the cached value before hiding
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if (!_selection.isEmpty())
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return _selection;
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QStringList selection;
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GtkDialog *gtkDialog = d->gtkDialog();
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GSList *filenames = Libs::gtk_file_chooser_get_filenames(Libs::gtk_file_chooser_cast(gtkDialog));
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for (GSList *it = filenames; it; it = it->next)
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selection += QString::fromUtf8((const char*)it->data);
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Libs::g_slist_free(filenames);
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return selection;
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}
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void GtkFileDialog::setFilter() {
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applyOptions();
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}
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void GtkFileDialog::selectNameFilter(const QString &filter) {
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GtkFileFilter *gtkFilter = _filters.value(filter);
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if (gtkFilter) {
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GtkDialog *gtkDialog = d->gtkDialog();
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Libs::gtk_file_chooser_set_filter(Libs::gtk_file_chooser_cast(gtkDialog), gtkFilter);
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}
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}
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QString GtkFileDialog::selectedNameFilter() const {
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GtkDialog *gtkDialog = d->gtkDialog();
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GtkFileFilter *gtkFilter = Libs::gtk_file_chooser_get_filter(Libs::gtk_file_chooser_cast(gtkDialog));
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return _filterNames.value(gtkFilter);
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}
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void GtkFileDialog::onAccepted() {
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emit accept();
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// QString filter = selectedNameFilter();
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// if (filter.isEmpty())
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// emit filterSelected(filter);
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// QList<QUrl> files = selectedFiles();
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// emit filesSelected(files);
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// if (files.count() == 1)
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// emit fileSelected(files.first());
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}
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void GtkFileDialog::onRejected() {
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emit reject();
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//
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}
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void GtkFileDialog::onSelectionChanged(GtkDialog *gtkDialog, GtkFileDialog *helper) {
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// QString selection;
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// gchar *filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(gtkDialog));
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// if (filename) {
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// selection = QString::fromUtf8(filename);
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// g_free(filename);
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// }
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// emit helper->currentChanged(QUrl::fromLocalFile(selection));
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}
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void GtkFileDialog::onCurrentFolderChanged(GtkFileDialog *dialog) {
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// emit dialog->directoryEntered(dialog->directory());
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}
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GtkFileChooserAction gtkFileChooserAction(QFileDialog::FileMode fileMode, QFileDialog::AcceptMode acceptMode) {
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switch (fileMode) {
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case QFileDialog::AnyFile:
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case QFileDialog::ExistingFile:
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case QFileDialog::ExistingFiles:
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if (acceptMode == QFileDialog::AcceptOpen)
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return GTK_FILE_CHOOSER_ACTION_OPEN;
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else
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return GTK_FILE_CHOOSER_ACTION_SAVE;
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case QFileDialog::Directory:
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case QFileDialog::DirectoryOnly:
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default:
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if (acceptMode == QFileDialog::AcceptOpen)
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return GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
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else
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return GTK_FILE_CHOOSER_ACTION_CREATE_FOLDER;
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}
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}
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bool CustomButtonsSupported() {
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return (Libs::gtk_dialog_get_widget_for_response != nullptr)
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&& (Libs::gtk_button_set_label != nullptr)
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&& (Libs::gtk_button_get_type != nullptr);
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}
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void GtkFileDialog::applyOptions() {
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GtkDialog *gtkDialog = d->gtkDialog();
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Libs::gtk_window_set_title(Libs::gtk_window_cast(gtkDialog), _windowTitle.toUtf8());
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Libs::gtk_file_chooser_set_local_only(Libs::gtk_file_chooser_cast(gtkDialog), true);
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const GtkFileChooserAction action = gtkFileChooserAction(_fileMode, _acceptMode);
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Libs::gtk_file_chooser_set_action(Libs::gtk_file_chooser_cast(gtkDialog), action);
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const bool selectMultiple = (_fileMode == QFileDialog::ExistingFiles);
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Libs::gtk_file_chooser_set_select_multiple(Libs::gtk_file_chooser_cast(gtkDialog), selectMultiple);
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const bool confirmOverwrite = !_options.testFlag(QFileDialog::DontConfirmOverwrite);
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Libs::gtk_file_chooser_set_do_overwrite_confirmation(Libs::gtk_file_chooser_cast(gtkDialog), confirmOverwrite);
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if (!_nameFilters.isEmpty())
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setNameFilters(_nameFilters);
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if (!_initialDirectory.isEmpty())
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setDirectory(_initialDirectory);
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for_const (const auto &filename, _initialFiles) {
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if (_acceptMode == QFileDialog::AcceptSave) {
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QFileInfo fi(filename);
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Libs::gtk_file_chooser_set_current_folder(Libs::gtk_file_chooser_cast(gtkDialog), fi.path().toUtf8());
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Libs::gtk_file_chooser_set_current_name(Libs::gtk_file_chooser_cast(gtkDialog), fi.fileName().toUtf8());
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} else if (filename.endsWith('/')) {
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Libs::gtk_file_chooser_set_current_folder(Libs::gtk_file_chooser_cast(gtkDialog), filename.toUtf8());
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} else {
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Libs::gtk_file_chooser_select_filename(Libs::gtk_file_chooser_cast(gtkDialog), filename.toUtf8());
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}
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}
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const QString initialNameFilter = _nameFilters.isEmpty() ? QString() : _nameFilters.front();
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if (!initialNameFilter.isEmpty())
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selectNameFilter(initialNameFilter);
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if (CustomButtonsSupported()) {
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GtkWidget *acceptButton = Libs::gtk_dialog_get_widget_for_response(gtkDialog, GTK_RESPONSE_OK);
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if (acceptButton) {
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/*if (opts->isLabelExplicitlySet(QFileDialogOptions::Accept))
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Libs::gtk_button_set_label(Libs::gtk_button_cast(acceptButton), opts->labelText(QFileDialogOptions::Accept).toUtf8());
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else*/ if (_acceptMode == QFileDialog::AcceptOpen)
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Libs::gtk_button_set_label(Libs::gtk_button_cast(acceptButton), GTK_STOCK_OPEN);
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else
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Libs::gtk_button_set_label(Libs::gtk_button_cast(acceptButton), GTK_STOCK_SAVE);
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}
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|
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GtkWidget *rejectButton = Libs::gtk_dialog_get_widget_for_response(gtkDialog, GTK_RESPONSE_CANCEL);
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|
if (rejectButton) {
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|
/*if (opts->isLabelExplicitlySet(QFileDialogOptions::Reject))
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|
Libs::gtk_button_set_label(Libs::gtk_button_cast(rejectButton), opts->labelText(QFileDialogOptions::Reject).toUtf8());
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|
else*/
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|
Libs::gtk_button_set_label(Libs::gtk_button_cast(rejectButton), GTK_STOCK_CANCEL);
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|
}
|
|
}
|
|
}
|
|
|
|
void GtkFileDialog::setNameFilters(const QStringList &filters) {
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|
GtkDialog *gtkDialog = d->gtkDialog();
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|
foreach (GtkFileFilter *filter, _filters)
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|
Libs::gtk_file_chooser_remove_filter(Libs::gtk_file_chooser_cast(gtkDialog), filter);
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|
|
|
_filters.clear();
|
|
_filterNames.clear();
|
|
|
|
for_const (auto &filter, filters) {
|
|
GtkFileFilter *gtkFilter = Libs::gtk_file_filter_new();
|
|
auto name = filter;//.left(filter.indexOf(QLatin1Char('(')));
|
|
auto extensions = cleanFilterList(filter);
|
|
|
|
Libs::gtk_file_filter_set_name(gtkFilter, name.isEmpty() ? extensions.join(QStringLiteral(", ")).toUtf8() : name.toUtf8());
|
|
for_const (auto &ext, extensions) {
|
|
auto caseInsensitiveExt = QString();
|
|
caseInsensitiveExt.reserve(4 * ext.size());
|
|
for_const (auto ch, ext) {
|
|
auto chLower = ch.toLower();
|
|
auto chUpper = ch.toUpper();
|
|
if (chLower != chUpper) {
|
|
caseInsensitiveExt.append('[').append(chLower).append(chUpper).append(']');
|
|
} else {
|
|
caseInsensitiveExt.append(ch);
|
|
}
|
|
}
|
|
|
|
Libs::gtk_file_filter_add_pattern(gtkFilter, caseInsensitiveExt.toUtf8());
|
|
}
|
|
|
|
Libs::gtk_file_chooser_add_filter(Libs::gtk_file_chooser_cast(gtkDialog), gtkFilter);
|
|
|
|
_filters.insert(filter, gtkFilter);
|
|
_filterNames.insert(gtkFilter, filter);
|
|
}
|
|
}
|
|
|
|
} // namespace internal
|
|
} // namespace FileDialog
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|
} // namespace Platform
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