yhkylin-backup-tools/kybackup/aboutdialog.cpp

#include "aboutdialog.h"
#include "ui_aboutdialog.h"
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QPushButton>
#include <QLabel>
#include <QRegularExpression>
#include <QSizePolicy>
#include "xatom-helper.h"
#include "gsettingswrapper.h"
#include "./component/mylabel.h"
#include "../common/utils.h"

AboutDialog::AboutDialog(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::AboutDialog)
{
    ui->setupUi(this);

    // 添加窗管协议
    MotifWmHints hints;
    hints.flags = MWM_HINTS_FUNCTIONS | MWM_HINTS_DECORATIONS;
    hints.functions = MWM_FUNC_ALL;
    hints.decorations = MWM_DECOR_BORDER;
    XAtomHelper::getInstance()->setWindowMotifHint(winId(), hints);

    // 设置背景色
    this->setAutoFillBackground(true);
    QPalette palette = this->palette();
    palette.setColor(QPalette::Background, palette.color(QPalette::Base));
    this->setPalette(palette);

    this->setFixedWidth(420);
    this->setMinimumHeight(420);
    QSizePolicy sizePolicy(QSizePolicy::Fixed, QSizePolicy::Expanding);
    this->setSizePolicy(sizePolicy);

    // 顶行，关闭按钮
    QPushButton *closeBtn = new QPushButton;
    closeBtn->setToolTip(tr("Close"));
    closeBtn->setProperty("isWindowButton", 0x2);
    closeBtn->setProperty("useIconHighlightEffect", 0x8);
    closeBtn->setFixedSize(30, 30);
    closeBtn->setFlat(true);
    closeBtn->setIcon(QIcon::fromTheme("window-close-symbolic"));
    QHBoxLayout *hlayoutLine1 = new QHBoxLayout;
    hlayoutLine1->addStretch();
    hlayoutLine1->addWidget(closeBtn);
    connect(closeBtn, &QPushButton::clicked, this, &AboutDialog::close);

    // 第二行，备份还原图标
    QLabel *backupIconLabel = new QLabel;
    QIcon titleIcon = QIcon::fromTheme("yhkylin-backup-tools");
    backupIconLabel->setPixmap(titleIcon.pixmap(titleIcon.actualSize(QSize(96, 96))));
    GSettingsWrapper::connectUkuiStyleSchema(backupIconLabel, QSize(96, 96));
    QHBoxLayout *hlayoutLine2 = new QHBoxLayout;
    hlayoutLine2->addStretch();
    hlayoutLine2->addWidget(backupIconLabel);
    hlayoutLine2->addStretch();

    // 第三行，工具名称
    MyLabel *toolName = new MyLabel;
    toolName->setFixedHeight(36);
    toolName->setDeplayText(tr("Backup & Restore"));
    toolName->setFontSize(28);
    toolName->setIsOriginal(true);
    QHBoxLayout *hlayoutLine3 = new QHBoxLayout;
    hlayoutLine3->addStretch();
    hlayoutLine3->addWidget(toolName);
    hlayoutLine3->addStretch();

    // 第四行，工具版本
    MyLabel *toolVersion = new MyLabel;
    toolName->setFixedHeight(36);
    toolVersion->setDeplayText(tr("version: ") + getBackupVersion());
    toolVersion->setIsOriginal(true);
    QHBoxLayout *hlayoutLine4 = new QHBoxLayout;
    hlayoutLine4->addStretch();
    hlayoutLine4->addWidget(toolVersion);
    hlayoutLine4->addStretch();

    // 第五行，简介
    MyLabel *introduction = new MyLabel;
    introduction->setFixedWidth(356);
    introduction->setIsOriginal(true);
    introduction->setWordWrap(true);
    introduction->setSizePolicy(sizePolicy);
    introduction->setDeplayText(tr("The backup tool is a tool that supports system backup and data backup. "
                                   "When the user data is damaged or the system is attacked, the tool can flexibly restore "
                                   "the status of the backup node. A lot of optimization and innovation have been "
                                   "carried out for domestic hardware and software platforms."));
    QHBoxLayout *hlayoutLine5 = new QHBoxLayout;
    hlayoutLine5->addStretch();
    hlayoutLine5->addWidget(introduction);
    hlayoutLine5->addStretch();

    QVBoxLayout *vlayout = new QVBoxLayout;
    vlayout->addLayout(hlayoutLine1);
    vlayout->addLayout(hlayoutLine2);
    vlayout->addLayout(hlayoutLine3);
    vlayout->addLayout(hlayoutLine4);
    vlayout->addLayout(hlayoutLine5);
    vlayout->addSpacing(20);
    vlayout->addStretch();
    this->setLayout(vlayout);
    this->adjustSize();
}

QString AboutDialog::getBackupVersion()
{
    QString version;
    Utils::executeCMD("dpkg -l yhkylin-backup-tools | grep yhkylin-backup-tools", version);
    // "ii  yhkylin-backup-tools 4.0.13-kylin72 amd64        YHkylin backup tools\n"
    QStringList fields = version.split(QRegularExpression("[ \t]+"));
    if (fields.size() >= 3)
        version = fields.at(2);
    else
        version = "none";

    return version;
}

//void AboutDialog::resizeEvent(QResizeEvent *event)
//{
//    // 警告:在resizeEvent()中调用resize()或setGeometry()可能导致无限递归。所以最好不要这样用
//    if (event->oldSize() != event->size()) {
//        this->resize(event->size());
//    }
//}

AboutDialog::~AboutDialog()
{
    delete ui;
}