MyChat_Client/userinfowidget.cpp

#include "userinfowidget.h"



UserInfoWidget::UserInfoWidget(const UserInfo& userInfo, QWidget *parent)
	:userInfo(userInfo),
    QDialog(parent)
{
	// 设置基本的属性
	this->setFixedSize(400, 200);
	this->setWindowTitle("用户详情");
	this->setWindowIcon(QIcon(":/resource/image/logo.png"));
	this->setAttribute(Qt::WA_DeleteOnClose);
	this->move(QCursor::pos());

    // 创建布局管理器
    QGridLayout* layout = new QGridLayout();
    layout->setVerticalSpacing(10);
    layout->setHorizontalSpacing(20);
    layout->setContentsMargins(50, 20, 0, 0);
    layout->setAlignment(Qt::AlignTop);
    this->setLayout(layout);

    //  添加头像
    avatarBtn = new QPushButton();
    avatarBtn->setFixedSize(75, 75);
    avatarBtn->setIconSize(QSize(75, 75));
    avatarBtn->setIcon(userInfo.avatar);
	avatarBtn->setStyleSheet("QPushButton { border: none; background-color: transparent; }");

    QString labelStyle = "QLabel { font-weight: 800; padding-left: 20px;}";
    QString btnStyle = "QPushButton { border: 1px solid rgb(100, 100, 100); border-radius: 5px; background-color: rgb(240, 240, 240); color: rgb(0, 0, 0);}";
    //QString btnStyle = "";
    btnStyle += "QPushButton:pressed { background-color: rgb(205, 205, 205); }";

    int width = 80;
    int height = 30;

    //  添加用户序号
    idTag = new QLabel();
    idTag->setText("序号");
    idTag->setStyleSheet(labelStyle);
    idTag->setFixedSize(width, height);
    idTag->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);

    idLabel = new QLabel();
    idLabel->setText(userInfo.userId);
    idLabel->setFixedSize(width, height);
    idLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);

    //  添加用户昵称
    nameTag = new QLabel();
    nameTag->setText("昵称");
    nameTag->setStyleSheet(labelStyle);
    nameTag->setFixedSize(width, height);
    nameTag->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);

    nameLabel = new QLabel();
    nameLabel->setText(userInfo.nickname);
    nameLabel->setFixedSize(width, height);
    nameLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);

    //  设置电话
    phoneTag = new QLabel();
    phoneTag->setText("电话");
    phoneTag->setStyleSheet(labelStyle);
    phoneTag->setFixedSize(width, height);
    phoneTag->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);

    phoneLabel = new QLabel();
    phoneLabel->setText(userInfo.phone);
    phoneLabel->setFixedSize(width, height);
    phoneLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);

    //  添加功能按钮
    applyBtn = new QPushButton();
    applyBtn->setText("申请好友");
    applyBtn->setFixedSize(80, 30);
    applyBtn->setStyleSheet(btnStyle);
    applyBtn->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);

    sendMessageBtn = new QPushButton();
    sendMessageBtn->setText("发送消息");
    sendMessageBtn->setFixedSize(80, 30);
    sendMessageBtn->setStyleSheet(btnStyle);
    sendMessageBtn->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);

    deleteFriendBtn = new QPushButton();
    deleteFriendBtn->setText("删除好友");
    deleteFriendBtn->setFixedSize(80, 30);
    deleteFriendBtn->setStyleSheet(btnStyle);
    deleteFriendBtn->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);

    //  添加上述内容到布局管理器中
    layout->addWidget(avatarBtn, 0, 0, 3, 1);

    layout->addWidget(idTag, 0, 1);
    layout->addWidget(idLabel, 0, 2);

    layout->addWidget(nameTag, 1, 1);
    layout->addWidget(nameLabel, 1, 2);

    layout->addWidget(phoneTag, 2, 1);
    layout->addWidget(phoneLabel, 2, 2);

    layout->addWidget(applyBtn, 3, 0);
    layout->addWidget(sendMessageBtn, 3, 1);
    layout->addWidget(deleteFriendBtn, 3, 2);

    // 9. 初始化按钮的禁用关系
    //    判定依据就是拿着当前用户的 userId, 在 DataCenter 的好友列表中, 查询即可.
    DataCenter* dataCenter = DataCenter::getInstance();
    auto* myFriend = dataCenter->findFriendById(this->userInfo.userId);
    if (myFriend == nullptr) {
        // 不是好友
        sendMessageBtn->setEnabled(false);
        deleteFriendBtn->setEnabled(false);

		/*sendMessageBtn->setObjectName("sendMessageBtn");
		deleteFriendBtn->setObjectName("deleteFriendBtn");*/

		sendMessageBtn->setStyleSheet("QPushButton { border: 1px solid rgb(200, 200, 200); border-radius: 5px; background-color: rgb(240, 240, 240); color: rgb(150, 150, 150); }");
		deleteFriendBtn->setStyleSheet("QPushButton { border: 1px solid rgb(200, 200, 200); border-radius: 5px; background-color: rgb(240, 240, 240); color: rgb(150, 150, 150); }");

    }
    else {
        // 是好友
        applyBtn->setEnabled(false);
        applyBtn->setStyleSheet("QPushButton { border: 1px solid rgb(200, 200, 200); border-radius: 5px; background-color: rgb(240, 240, 240); color: rgb(150, 150, 150); }");

    }

    //初始化信号槽
    initSingleSlot();
}

void UserInfoWidget::initSingleSlot()
{
    connect(sendMessageBtn, &QPushButton::clicked, this, [=]() {
        //拿到主窗口的指针，通过主窗口，前面实现的切换到会话这样的功能，直接调用即可
        MainWidget* mainWidget = MainWidget::getInstance();
        mainWidget->switchSession(userInfo.userId);

        //把当前模态窗口关闭
        this->close();
		});

    connect(deleteFriendBtn, &QPushButton::clicked, this, &UserInfoWidget::clickDeleteFriendBtn);
    connect(applyBtn, &QPushButton::clicked, this, &UserInfoWidget::clickApplyBtn);
}

void UserInfoWidget::clickDeleteFriendBtn()
{
    //弹出对话框，让用户确认是否删除好友
	auto result = QMessageBox::warning(this, "删除好友", "确认要删除好友吗?", QMessageBox::Ok | QMessageBox::Cancel);
    if (result != QMessageBox::Ok)
    {
        LOG() << "删除好友取消";
        return;
    }

    //发送网络请求，实现删除好友功能
    DataCenter* dataCenter = DataCenter::getInstance();
    //由于此处信号的处理，都是由主窗口这里进行的
    dataCenter->deleteFriendAsync(userInfo.userId);

    //关闭本窗口
    this->close();
}

void UserInfoWidget::clickApplyBtn()
{
    //发送好友申请
    DataCenter* dataCenter = DataCenter::getInstance();
    dataCenter->addFriendApplyAsync(userInfo.userId);

    //关闭窗口
    this->close();
}