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/**
* Copyright (C) 2021 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 "ui/struct/SettingsObject.h"
GpgFrontend::UI::GeneralDialog::GeneralDialog(std::string name, QWidget *parent)
: name_(std::move(name)), QDialog(parent) {
slot_restore_settings();
connect(this, &QDialog::finished, this, &GeneralDialog::slot_save_settings);
}
GpgFrontend::UI::GeneralDialog::~GeneralDialog() = default;
void GpgFrontend::UI::GeneralDialog::slot_restore_settings() noexcept {
try {
update_rect_cache();
SettingsObject general_windows_state(name_ + "_dialog_state");
bool window_save = general_windows_state.Check("window_save", false);
// Restore window size & location
if (window_save) {
int x = general_windows_state.Check("window_pos").Check("x", 0),
y = general_windows_state.Check("window_pos").Check("y", 0);
SPDLOG_DEBUG("stored dialog pos, x: {}, y: {}", x, y);
QPoint relative_pos = {x, y};
QPoint pos = parent_rect_.topLeft() + relative_pos;
SPDLOG_DEBUG("relative dialog pos, x: {}, y: {}", relative_pos.x(),
relative_pos.y());
int width = general_windows_state.Check("window_size").Check("width", 0),
height =
general_windows_state.Check("window_size").Check("height", 0);
SPDLOG_DEBUG("stored dialog size, width: {}, height: {}", width, height);
QRect target_rect_ = {pos.x(), pos.y(), width, height};
SPDLOG_DEBUG("dialog stored target rect, width: {}, height: {}", width,
height);
// check for valid
if (width > 0 && height > 0 && screen_rect_.contains(target_rect_)) {
this->setGeometry(target_rect_);
this->rect_restored_ = true;
}
}
} catch (...) {
SPDLOG_ERROR("error at restoring settings");
}
}
void GpgFrontend::UI::GeneralDialog::slot_save_settings() noexcept {
try {
SettingsObject general_windows_state(name_ + "_dialog_state");
update_rect_cache();
SPDLOG_DEBUG("dialog pos, x: {}, y: {}", rect_.x(), rect_.y());
SPDLOG_DEBUG("dialog size, width: {}, height: {}", rect_.width(),
rect_.height());
// window position relative to parent
auto relative_pos = rect_.topLeft() - parent_rect_.topLeft();
SPDLOG_DEBUG("store dialog pos, x: {}, y: {}", relative_pos.x(),
relative_pos.y());
general_windows_state["window_pos"]["x"] = relative_pos.x();
general_windows_state["window_pos"]["y"] = relative_pos.y();
general_windows_state["window_size"]["width"] = rect_.width();
general_windows_state["window_size"]["height"] = rect_.height();
general_windows_state["window_save"] = true;
} catch (...) {
SPDLOG_ERROR(name_, "error");
}
}
void GpgFrontend::UI::GeneralDialog::setPosCenterOfScreen() {
update_rect_cache();
int screen_width = screen_rect_.width();
int screen_height = screen_rect_.height();
SPDLOG_DEBUG("dialog current screen available geometry", screen_width,
screen_height);
// 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();
// log for debug
SPDLOG_DEBUG("parent pos x: {} y: {}", parent_rect_.x(), parent_rect_.y());
SPDLOG_DEBUG("parent size width: {}, height: {}", parent_rect_.width(),
parent_rect_.height());
SPDLOG_DEBUG("parent center pos x: {}, y: {}", parent_rect_.center().x(),
parent_rect_.center().y());
SPDLOG_DEBUG("dialog pos x: {} y: {}", rect_.x(), rect_.y());
SPDLOG_DEBUG("dialog size width: {} height: {}", rect_.width(),
rect_.height());
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);
SPDLOG_DEBUG("update position to parent's center, target pos, x:{}, y: {}",
target_position.x(), target_position.y());
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
*
*/
bool GpgFrontend::UI::GeneralDialog::isRectRestored() { return rect_restored_; }
/**
* @brief
*
*/
void GpgFrontend::UI::GeneralDialog::showEvent(QShowEvent *event) {
SPDLOG_DEBUG("General Dialog named {} is about to show, caught show event",
name_);
// default position strategy
if (!isRectRestored()) movePosition2CenterOfParent();
QWidget::showEvent(event);
}
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