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/**
* Copyright (C) 2021-2024 Saturneric <[email protected]>
*
* This file is part of GpgFrontend.
*
* GpgFrontend 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.
*
* GpgFrontend 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 GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
*
* The initial version of the source code is inherited from
* the gpg4usb project, which is under GPL-3.0-or-later.
*
* All the source code of GpgFrontend was modified and released by
* Saturneric <[email protected]> starting on May 12, 2021.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
#include "GeneralDialog.h"
#include "core/model/SettingsObject.h"
#include "ui/struct/settings_object/WindowStateSO.h"
namespace GpgFrontend {
GpgFrontend::UI::GeneralDialog::GeneralDialog(QString name, QWidget *parent)
: QDialog(parent), name_(std::move(name)) {
slot_restore_settings();
connect(this, &QDialog::finished, this, &GeneralDialog::slot_save_settings);
// should delete itself at closing by default
setAttribute(Qt::WA_DeleteOnClose);
}
GpgFrontend::UI::GeneralDialog::~GeneralDialog() = default;
void GpgFrontend::UI::GeneralDialog::slot_restore_settings() noexcept {
try {
update_rect_cache();
SettingsObject general_windows_state(name_ + "_dialog_state");
auto window_state = WindowStateSO(general_windows_state);
// Restore window size & location
if (window_state.window_save) {
int x = window_state.x;
int y = window_state.y;
QPoint relative_pos = {x, y};
QPoint pos = parent_rect_.topLeft() + relative_pos;
int width = window_state.width;
int height = window_state.height;
QRect target_rect = {pos.x(), pos.y(), width, height};
// check for valid
if (width > 0 && height > 0 && screen_rect_.contains(target_rect)) {
this->setGeometry(target_rect);
this->rect_restored_ = true;
}
}
} catch (...) {
FLOG_W("error at restoring settings");
}
}
void GpgFrontend::UI::GeneralDialog::slot_save_settings() noexcept {
try {
SettingsObject general_windows_state(name_ + "_dialog_state");
update_rect_cache();
// window position relative to parent
auto relative_pos = rect_.topLeft() - parent_rect_.topLeft();
WindowStateSO window_state;
window_state.x = relative_pos.x();
window_state.y = relative_pos.y();
window_state.width = rect_.width();
window_state.height = rect_.height();
window_state.window_save = true;
general_windows_state.Store(window_state.Json());
} catch (...) {
LOG_W() << "general dialog: " << name_ << ", caught exception";
}
}
void GpgFrontend::UI::GeneralDialog::setPosCenterOfScreen() {
update_rect_cache();
// update rect of current dialog
rect_ = this->geometry();
this->move(screen_rect_.center() -
QPoint(rect_.width() / 2, rect_.height() / 2));
}
/**
* @brief
*
*/
void GpgFrontend::UI::GeneralDialog::movePosition2CenterOfParent() {
// update cache
update_rect_cache();
if (parent_rect_.topLeft() != QPoint{0, 0} &&
parent_rect_.size() != QSize{0, 0}) {
if (rect_.width() <= 0) rect_.setWidth(100);
if (rect_.height() <= 0) rect_.setHeight(100);
QPoint target_position =
parent_rect_.center() - QPoint(rect_.width() / 2, rect_.height() / 2);
this->move(target_position);
} else {
setPosCenterOfScreen();
}
}
/**
*
*/
void GpgFrontend::UI::GeneralDialog::update_rect_cache() {
// update size of current dialog
rect_ = this->geometry();
auto *screen = this->window()->screen();
screen_rect_ = screen->availableGeometry();
// read pos and size from parent
if (this->parent() != nullptr) {
QRect parent_rect;
auto *parent_widget = qobject_cast<QWidget *>(this->parent());
if (parent_widget != nullptr) {
parent_rect = parent_widget->geometry();
} else {
auto *parent_dialog = qobject_cast<QDialog *>(this->parent());
if (parent_dialog != nullptr) {
parent_rect = parent_dialog->geometry();
} else {
auto *parent_window = qobject_cast<QMainWindow *>(this->parent());
if (parent_window != nullptr) {
parent_rect = parent_window->geometry();
}
}
}
parent_rect_ = parent_rect;
} else {
// reset parent's pos and size
this->parent_rect_ = QRect{0, 0, 0, 0};
}
}
/**
* @brief
*
*/
auto GpgFrontend::UI::GeneralDialog::isRectRestored() -> bool {
return rect_restored_;
}
/**
* @brief
*
*/
void GpgFrontend::UI::GeneralDialog::showEvent(QShowEvent *event) {
// default position strategy
if (!isRectRestored()) movePosition2CenterOfParent();
QDialog::showEvent(event);
}
} // namespace GpgFrontend
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