mirror of
https://gitee.com/Zhaoxin59/my-chat_-client.git
synced 2026-02-13 16:41:48 +08:00
559 lines
20 KiB
C++
559 lines
20 KiB
C++
#include "mainwidget.h"
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#include "./ui_mainwidget.h"
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#include <QHBoxLayout>
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#include <QVBoxLayout>
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#include "sessiondetailwidget.h"
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MainWidget *MainWidget::instance = nullptr;
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MainWidget *MainWidget::getInstance()
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{
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if(instance == nullptr) {
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//此处不传入参数，以桌面为父窗口
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//
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instance = new MainWidget();
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}
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return instance;
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}
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MainWidget::MainWidget(QWidget *parent)
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: QWidget(parent)
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, ui(new Ui::MainWidget)
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{
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ui->setupUi(this);
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// this->setStyleSheet("MainWidget {min-height: 6000px; }");
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this->resize(QSize(1280, 800));
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this->setWindowTitle("MyChat");
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this->setWindowIcon(QIcon(":/resource/image/logo.png"));
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//初始化主窗口的样式布局
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initMainWindow();
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//初始化左侧窗口的样式布局
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initLeftWindow();
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//初始化中间窗口的样式布局
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initMidWindow();
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//初始化右侧窗口的样式布局
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initRightWindow();
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//初始化信号槽
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initSignalSlot();
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}
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MainWidget::~MainWidget()
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{
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delete ui;
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}
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void MainWidget::initMainWindow()
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{
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QHBoxLayout* layout = new QHBoxLayout();
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//layout内部的元素间隔设置为0
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layout->setSpacing(0);
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//layout内部元素四个方向边界的距离设置
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layout->setContentsMargins(0, 0, 0, 0);
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this->setLayout(layout);
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windowLeft = new QWidget();
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windowMid = new QWidget();
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windowRight = new QWidget();
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windowLeft->setFixedWidth(70);
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windowMid->setFixedWidth(320);
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windowRight->setMinimumWidth(600);
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windowLeft->setStyleSheet("QWidget { background-color: rgb(46, 46, 46); }");
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windowMid->setStyleSheet("QWidget { background-color: rgb(247, 247, 247); }");
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windowRight->setStyleSheet("QWidget { background-color: rgb(245, 245, 245); }");
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layout->addWidget(windowLeft);
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layout->addWidget(windowMid);
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layout->addWidget(windowRight);
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}
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void MainWidget::initLeftWindow()
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{
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QVBoxLayout* layout = new QVBoxLayout();
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layout->setSpacing(20);
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layout->setContentsMargins(0, 50, 0, 0);
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windowLeft->setLayout(layout);
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//添加用户头像
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userAvatar = new QPushButton();
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userAvatar->setFixedSize(45, 45);
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userAvatar->setIconSize(QSize(45, 45));
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//由于要从网络获取头像信息，所以这里就不能再设置默认的头像了，；避免头像意外变化
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//userAvatar->setIcon(QIcon(":/resource/image/defaultAv.png"));
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userAvatar->setStyleSheet("QPushButton {background-color: transparent; }");
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layout->addWidget(userAvatar, 1, Qt::AlignTop | Qt::AlignCenter);
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//添加会话标签页按钮
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sessionTabBtn = new QPushButton();
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sessionTabBtn->setFixedSize(45, 45);
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sessionTabBtn->setIconSize(QSize(35, 35));
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sessionTabBtn->setIcon(QIcon(":/resource/image/session_active.png"));
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sessionTabBtn->setStyleSheet("QPushButton {background-color: transparent; border: none; }");
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layout->addWidget(sessionTabBtn, 1, Qt::AlignTop | Qt::AlignCenter);
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//添加好友标签页按钮
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friendTabBtn = new QPushButton();
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friendTabBtn->setFixedSize(45, 45);
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friendTabBtn->setIconSize(QSize(35, 35));
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friendTabBtn->setIcon(QIcon(":/resource/image/friend_inactive.png"));
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friendTabBtn->setStyleSheet("QPushButton {background-color: transparent; border: none; }");
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layout->addWidget(friendTabBtn, 1, Qt::AlignTop | Qt::AlignCenter);
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//添加好友申请标签页按钮
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applyTabBtn = new QPushButton();
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applyTabBtn->setFixedSize(45, 45);
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applyTabBtn->setIconSize(QSize(35, 35));
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applyTabBtn->setIcon(QIcon(":/resource/image/apply_inactive.png"));
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applyTabBtn->setStyleSheet("QPushButton {background-color: transparent; border: none; }");
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layout->addWidget(applyTabBtn, 1, Qt::AlignTop | Qt::AlignCenter);
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layout->addStretch(20);
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}
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void MainWidget::initMidWindow()
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{
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QGridLayout* layout = new QGridLayout();
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//距离上方有20px，另外的三个方向都不要边距
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layout->setContentsMargins(0, 20, 0, 0);
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layout->setSpacing(0);
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windowMid->setLayout(layout);
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searchEdit = new QLineEdit();
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searchEdit->setFixedHeight(30);
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searchEdit->setPlaceholderText("搜索");
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searchEdit->setStyleSheet("QLineEdit { border-radius: 5px; color: rgb(129, 129, 129); background-color: rgb(226, 226, 226); padding-left: 5px; }");
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addFriendBtn = new QPushButton();
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addFriendBtn->setFixedSize(30, 30);
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addFriendBtn->setIcon(QIcon(":/resource/image/cross.png"));
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QString style = R"(QPushButton { border-radius: 5px; background-color: rgb(226, 226, 226); }
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QPushButton::pressed { background-color: rgb(240, 240, 240); })";
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addFriendBtn->setStyleSheet(style);
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sessionFriendArea = new SessionFriendArea();
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//为了更加灵活的控制边距，只影响搜索框和按钮的这一行，
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//创建空白的widget填充到布局管理器上
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QWidget* spacer1 = new QWidget();
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spacer1->setFixedWidth(10);
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QWidget* spacer2 = new QWidget();
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spacer2->setFixedWidth(10);
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QWidget* spacer3 = new QWidget();
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spacer3->setFixedWidth(10);
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QWidget* spacer4 = new QWidget();
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spacer4->setFixedHeight(10);
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layout->addWidget(spacer1, 0, 0);
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layout->addWidget(searchEdit, 0, 1);
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layout->addWidget(spacer2, 0, 2);
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layout->addWidget(addFriendBtn, 0 ,3);
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layout->addWidget(spacer3, 0, 4);
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layout->addWidget(spacer4, 1, 0, 1, 5);
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layout->addWidget(sessionFriendArea, 2, 0, 1, 5);
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}
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void MainWidget::initRightWindow()
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{
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//创建右侧窗口的布局管理器
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QVBoxLayout* vlayout = new QVBoxLayout();
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vlayout->setSpacing(0);
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vlayout->setContentsMargins(0, 0, 0, 0);
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vlayout->setAlignment(Qt::AlignTop);
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windowRight->setLayout(vlayout);
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//创建上方的标题栏
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QWidget* titleWidget = new QWidget();
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titleWidget->setFixedHeight(62);
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titleWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
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titleWidget->setObjectName("titleWidget");
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titleWidget->setStyleSheet(R"(#titleWidget { border-bottom: 2px solid rgb(231, 231, 231);
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border-left: 1px solid rgb(231, 231, 231); }
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)");
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vlayout->addWidget(titleWidget);
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//给标题栏添加 label 和 button
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QHBoxLayout* hlayout = new QHBoxLayout();
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hlayout->setSpacing(0);
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hlayout->setContentsMargins(10, 0, 10, 0);
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titleWidget->setLayout(hlayout);
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sessionTitleLabel = new QLabel();
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sessionTitleLabel->setStyleSheet("QLabel { font-size: 22px; border-bottom: 1px solid rgb(230, 230, 230); }");
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#if TEST_UI
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//为了测试仅填充从服务器获取的数据
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sessionTitleLabel->setText("TEST TITLE");
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#endif
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hlayout->addWidget(sessionTitleLabel);
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extraBtn = new QPushButton();
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extraBtn->setFixedSize(30, 30);
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extraBtn->setIconSize(QSize(30, 30));
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extraBtn->setIcon(QIcon(":/resource/image/more.png"));
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extraBtn->setStyleSheet(R"(QPushButton { border: none; background-color: transparent; }
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QPushButton:pressed { background-color: rgb(210, 210 ,210); }
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)");
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hlayout->addWidget(extraBtn);
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//添加消息展示区
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messageShowArea = new MessageShowArea();
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vlayout->addWidget(messageShowArea);
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//添加消息编辑区
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messageEditArea = new MessageEditArea();
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//确保消息编辑区处于窗口正下方
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vlayout->addWidget(messageEditArea, 0, Qt::AlignBottom);
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}
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void MainWidget::initSignalSlot()
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{
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model::DataCenter* dataCenter = model::DataCenter::getInstance();
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/////////////////////////////////////
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//连接信号槽，处理标签页切换
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/////////////////////////////////////
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connect(sessionTabBtn, &QPushButton::clicked, this, &MainWidget::switchTabToSession);
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connect(friendTabBtn, &QPushButton::clicked, this, &MainWidget::switchTabToFriend);
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connect(applyTabBtn, &QPushButton::clicked, this, &MainWidget::switchTabToApply);
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/////////////////////////////////////
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// 点击自己的头像，弹出对话框显示个人的主页
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/////////////////////////////////////
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connect(userAvatar, &QPushButton::clicked, this, [=]()->void {
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SelfInfoWidget* selfInfoWidget = new SelfInfoWidget(this);
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selfInfoWidget->setStyleSheet("QDialog { background-color: rgb(245, 245, 245); }");
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selfInfoWidget->exec(); //弹出模态对话框
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//selfInfoWidget->show(); //弹出非模态对加框
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});
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/////////////////////////////////////
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// 点击右上角的更多按钮，扩展会话的详细信息
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/////////////////////////////////////
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connect(extraBtn, &QPushButton::clicked, this, [=]() {
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//判定当前的会话是单聊还是群聊
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#if TEST_GROUP_SESSION_DETAIL
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bool isSingleChat = false; //要根据当前选中的实际的会话来确定
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#else
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bool isSingleChat = true; //要根据当前选中的实际的会话来确定
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#endif
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if (isSingleChat) {
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//说明是单聊
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SessionDetailWidget* sessionDetailWidget = new SessionDetailWidget(this);
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sessionDetailWidget->exec();
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}
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else {
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//说明是群聊
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GroupSessionDetailWidget* groupSessionDetailWidget = new GroupSessionDetailWidget(this);
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groupSessionDetailWidget->exec();
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}
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});
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/////////////////////////////////////
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// 点击添加好友按钮，弹出添加好友的窗口
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/////////////////////////////////////
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connect(addFriendBtn, &QPushButton::clicked, this, [=]() {
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AddFriendDialog* addFriendDialog = new AddFriendDialog(this);
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addFriendDialog->exec();
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});
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/////////////////////////////////////
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// 修改搜索框内容，设置到新弹出的输入框里面
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/////////////////////////////////////
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connect(searchEdit, &QLineEdit::textEdited, this, [=]() {
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const QString& searchKey = searchEdit->text();
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AddFriendDialog* addFriendDialog = new AddFriendDialog(this);
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addFriendDialog->setSearchKey(searchKey);
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searchEdit->setText("");
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addFriendDialog->exec();
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});
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/////////////////////////////////////
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// 获取个人的信息
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/////////////////////////////////////
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//提供一个具体的方法,来获取到网络的数据
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connect(dataCenter, &DataCenter::getMyselfDone, this, [=]() {
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//从DataCenter中拿到响应的结果myself，把里面的头像取出来，显示到界面上
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//由于响应的逻辑已经执行完毕，说明从网络拿到了信息，则直接同步获取即可
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auto myself = dataCenter->getMyselfsync();
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userAvatar->setIcon(myself->avatar);
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});
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dataCenter->getMyselfAsync();
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/////////////////////////////////////
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// 获取好友列表
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/////////////////////////////////////
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loadFriendList();
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/////////////////////////////////////
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// 获取会话列表
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/////////////////////////////////////
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loadSessionList();
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/////////////////////////////////////
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// 获取好友申请的列表
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/////////////////////////////////////
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loadApplyList();
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}
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void MainWidget::switchTabToSession()
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{
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//记录当前切换到了哪个标签页
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activeTab = SESSION_LIST;
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//调整图标显示情况
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sessionTabBtn->setIcon(QIcon(":/resource/image/session_active.png"));
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friendTabBtn->setIcon(QIcon(":/resource/image/friend_inactive.png"));
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applyTabBtn->setIcon(QIcon(":/resource/image/apply_inactive.png"));
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// 在主窗口的中间部分，加载出会话列表数据
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this->loadSessionList();
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}
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void MainWidget::switchTabToFriend()
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{
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//记录当前切换到了哪个标签页
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activeTab = FRIEND_LIST;
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//调整图标显示情况
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sessionTabBtn->setIcon(QIcon(":/resource/image/session_inactive.png"));
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friendTabBtn->setIcon(QIcon(":/resource/image/friend_active.png"));
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applyTabBtn->setIcon(QIcon(":/resource/image/apply_inactive.png"));
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// 在主窗口的中间部分，加载出会话列表数据
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this->loadFriendList();
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}
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void MainWidget::switchTabToApply()
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{
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//记录当前切换到了哪个标签页
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activeTab = APPLY_LIST;
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//调整图标显示情况
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sessionTabBtn->setIcon(QIcon(":/resource/image/session_inactive.png"));
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friendTabBtn->setIcon(QIcon(":/resource/image/friend_inactive.png"));
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applyTabBtn->setIcon(QIcon(":/resource/image/apply_active.png"));
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// 在主窗口的中间部分，加载出会话列表数据
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this->loadApplyList();
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}
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//加载会话列表
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void MainWidget::loadSessionList()
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{
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//会判定会话是否存在本地的DataCenter中，若存在，则直接构造界面
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//若不存在则从服务器获取数据
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DataCenter* dataCenter = DataCenter::getInstance();
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if (dataCenter->getChatSessionList() != nullptr) {
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//本地内存中获取数据
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LOG() << "本地已存在会话列表数据，更新加载本地会话";
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updateChatSessionList();
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}
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else {
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// 从网路中加载数据
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LOG() << "本地会话列表数据不存在，正在从网络获取...";
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connect(dataCenter, &DataCenter::getChatSessionListDone, this, &MainWidget::updateChatSessionList, Qt::UniqueConnection);
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dataCenter->getChatSessionListAsync();
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}
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}
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//加载好友列表
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void MainWidget::loadFriendList()
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{
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//好友列表数据是在DataCenter中存储的
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//首先需要判定DataCenter中是否已经有数据了，如果有，则直接加载本地数据
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//如果没有，则从服务器读取
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DataCenter* dataCenter = DataCenter::getInstance();
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if (dataCenter->getFriendList() != nullptr) {
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//从内存中加载数据
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LOG() << "本地已存在好友列表数据，更新加载本地好友";
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updateFriendList();
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}
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else {
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//通过网络加载数据 通过这个参数确保信号槽不会别重复绑定
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LOG() << "本地好友列表数据不存在，正在从网络获取...";
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connect(dataCenter, &DataCenter::getFriendListDone, this, &MainWidget::updateFriendList, Qt::UniqueConnection);
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dataCenter->getFriendListAsync();
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}
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}
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//加载申请列表
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void MainWidget::loadApplyList()
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{
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//好友申请列表在DataCenter中存储
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//同理首先需要判定DataCenter中是否已经有数据了，如果有，则直接加载本地数据
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//如果没有，则从服务器读取
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DataCenter* dataCenter = DataCenter::getInstance();
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if (dataCenter->getApplyList() != nullptr) {
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//从内存中加载数据
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LOG() << "本地已存在用户申请列表数据，更新加载申请列表";
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updateApplyList();
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}
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else {
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//通过网络加载数据
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LOG() << "用户申请列表数据不存在，正在从网络获取...";
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connect(dataCenter, &DataCenter::getApplyListDone, this, &MainWidget::updateApplyList, Qt::UniqueConnection);
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dataCenter->getApplyListAsync();
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}
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}
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void MainWidget::updateFriendList()
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{
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if (activeTab != FRIEND_LIST) {
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//当前的标签页不是好友列表，就不渲染任何数据到界面上
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return;
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}
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DataCenter* dataCenter = DataCenter::getInstance();
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QList<UserInfo>* friendList = dataCenter->getFriendList();
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//清空一下之前的界面的数据
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sessionFriendArea->clear();
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//遍历好友列表，添加到界面上
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for (const auto& f : *friendList) {
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sessionFriendArea->addItem(FriendItemType, f.userId, f.avatar, f.nickname, f.description);
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}
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}
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void MainWidget::updateChatSessionList()
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{
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if (activeTab != SESSION_LIST) {
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//当前的标签页不是会话列表，不渲染任何数据到界面上
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return;
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}
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DataCenter* dataCenter = DataCenter::getInstance();
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QList<ChatSessionInfo>* chatSessionList = dataCenter->getChatSessionList();
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sessionFriendArea->clear();
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for (const auto& c : *chatSessionList) {
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switch (c.lastMessage.messageType)
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{
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case TEXT_TYPE:
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sessionFriendArea->addItem(SessionItemType, c.chatSessionId, c.avatar, c.chatSessionName, c.lastMessage.content);
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break;
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case IMAGE_TYPE:
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sessionFriendArea->addItem(SessionItemType, c.chatSessionId, c.avatar, c.chatSessionName, "[图片]");
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break;
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case FILE_TYPE:
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sessionFriendArea->addItem(SessionItemType, c.chatSessionId, c.avatar, c.chatSessionName, "[文件]");
|
||
break;
|
||
case SPEECH_TYPE:
|
||
sessionFriendArea->addItem(SessionItemType, c.chatSessionId, c.avatar, c.chatSessionName, "[语音]");
|
||
break;
|
||
default:
|
||
LOG() << "updateSessionList 收到了错误的“最后一条消息的类型”";
|
||
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
void MainWidget::updateApplyList()
|
||
{
|
||
if (activeTab != APPLY_LIST) {
|
||
//当前的标签页不是“好友申请列表”
|
||
return;
|
||
}
|
||
DataCenter* dataCenter = DataCenter::getInstance();
|
||
QList<UserInfo>* applyList = dataCenter->getApplyList();
|
||
|
||
sessionFriendArea->clear();
|
||
|
||
for (const auto& u : *applyList) {
|
||
//直接把这个UserInfo对象添加到界面之上，不涉及PB和自己结构的转换
|
||
//此处的UserInfo的desc不需要填写进来，好友的申请列表中， 不显示用户的标签
|
||
sessionFriendArea->addItem(ApplyItemType, u.userId, u.avatar, u.nickname, "");
|
||
}
|
||
}
|
||
|
||
void MainWidget::loadRecentMessage(const QString& chatSessionId)
|
||
{
|
||
//也是先判定，本地内存中是否已经存在对应的消息列表数据
|
||
//有的话直接显示到界面之上，没有的话从网络中获取
|
||
DataCenter* dataCenter = DataCenter::getInstance();
|
||
|
||
if (dataCenter->getRecentMessageList(chatSessionId) != nullptr) {
|
||
//直接拿着本地数据更新界面
|
||
LOG() << "本地已存在好友聊天数据，更新加载好友聊天数据";
|
||
updateRecentMessage(chatSessionId);
|
||
}
|
||
else {
|
||
//本地没有数据，从网络加载
|
||
LOG() << "好友聊天数据不存在，正在从网络获取...";
|
||
connect(dataCenter, &DataCenter::getRecentMessageListDone, this, &MainWidget::updateRecentMessage, Qt::UniqueConnection);
|
||
dataCenter->getRecnetMessageListAsync(chatSessionId, true);
|
||
}
|
||
}
|
||
|
||
void MainWidget::updateRecentMessage(const QString& chatSessionId)
|
||
{
|
||
//拿到该会话最近的消息列表
|
||
DataCenter* dataCenter = DataCenter::getInstance();
|
||
auto* recentMessageList = dataCenter->getRecentMessageList(chatSessionId);
|
||
|
||
//清空原有界面上的消息列表
|
||
messageShowArea->clear();
|
||
|
||
//根据当前拿到的消息列表，显示到界面上
|
||
//此处把数据显示到界面上，可以使用头插也可以尾插
|
||
//对于消息列表来说，用户最先看到的应该是最近的消息，也就是末尾的消息
|
||
for (int i = recentMessageList->size() - 1; i >= 0; i--) {
|
||
const Message& message = recentMessageList->at(i);
|
||
bool isLeft = message.sender.userId != dataCenter->getMyselfsync()->userId;
|
||
messageShowArea->addFrontMessage(isLeft, message);
|
||
}
|
||
|
||
//设置会话标题
|
||
ChatSessionInfo* chatSessionInfo = dataCenter->findChatSessionById(chatSessionId);
|
||
if (chatSessionInfo != nullptr) {
|
||
//把会话名称显示到界面之上
|
||
sessionTitleLabel->setText(chatSessionInfo->chatSessionName);
|
||
}
|
||
|
||
//保存当前选中的会话是哪个
|
||
dataCenter->setCurrentChatSessionId(chatSessionId);
|
||
|
||
//自动把滚动条滚动到末尾
|
||
messageShowArea->scrollToEnd();
|
||
}
|
||
|
||
void MainWidget::switchSession(const QString& userId)
|
||
{
|
||
//找到对应的会话元素
|
||
DataCenter* dataCenter = DataCenter::getInstance();
|
||
ChatSessionInfo* chatSessionInfo = dataCenter->findChatSessionByUserId(userId);
|
||
if (chatSessionInfo == nullptr) {
|
||
//每个好友都会有一个对应的会话（即便没有说过话）
|
||
//添加好友的时候，就创建出来的会话
|
||
LOG() << "严重错误->当前选中的好友对应的会话不存在";
|
||
return;
|
||
}
|
||
//把选中的会话置顶
|
||
dataCenter->topCurrentChatSessionId(*chatSessionInfo);
|
||
|
||
//切换到会话列表标签页
|
||
switchTabToSession();
|
||
|
||
// 加载这个会话对应的历史消息
|
||
sessionFriendArea->clickItem(0);
|
||
}
|
||
|
||
MessageShowArea* MainWidget::getMessageShowArea()
|
||
{
|
||
return messageShowArea;
|
||
}
|
||
|
||
|