1、概述
源码放在文章末尾

该项目为访客管理平台demo，包含主界面、系统设置、警情查询、调试帮助、用户退出功能。

项目部分代码如下：

#pragma execution_character_set("utf-8")#include "frmmain.h"
#include "ui_frmmain.h"
#include "iconhelper.h"
#include "qthelper.h"frmMain::frmMain(QWidget *parent) : QWidget(parent), ui(new Ui::frmMain)
{ui->setupUi(this);this->initForm();this->initStyle();this->initLeftMain();this->initLeftConfig();
}frmMain::~frmMain()
{delete ui;
}bool frmMain::eventFilter(QObject *watched, QEvent *event)
{if (watched == ui->widgetTitle) {if (event->type() == QEvent::MouseButtonDblClick) {on_btnMenu_Max_clicked();}}return QWidget::eventFilter(watched, event);
}void frmMain::getQssColor(const QString &qss, const QString &flag, QString &color)
{int index = qss.indexOf(flag);if (index >= 0) {color = qss.mid(index + flag.length(), 7);}//qDebug() << TIMEMS << flag << color;
}void frmMain::getQssColor(const QString &qss, QString &textColor, QString &panelColor,QString &borderColor, QString &normalColorStart, QString &normalColorEnd,QString &darkColorStart, QString &darkColorEnd, QString &highColor)
{getQssColor(qss, "TextColor:", textColor);getQssColor(qss, "PanelColor:", panelColor);getQssColor(qss, "BorderColor:", borderColor);getQssColor(qss, "NormalColorStart:", normalColorStart);getQssColor(qss, "NormalColorEnd:", normalColorEnd);getQssColor(qss, "DarkColorStart:", darkColorStart);getQssColor(qss, "DarkColorEnd:", darkColorEnd);getQssColor(qss, "HighColor:", highColor);
}void frmMain::initForm()
{//设置无边框QtHelper::setFramelessForm(this);//设置图标IconHelper::setIcon(ui->labIco, 0xf073, 30);IconHelper::setIcon(ui->btnMenu_Min, 0xf068);IconHelper::setIcon(ui->btnMenu_Max, 0xf067);IconHelper::setIcon(ui->btnMenu_Close, 0xf00d);//ui->widgetMenu->setVisible(false);ui->widgetTitle->setProperty("form", "title");//关联事件过滤器用于双击放大ui->widgetTitle->installEventFilter(this);ui->widgetTop->setProperty("nav", "top");QFont font;font.setPixelSize(25);ui->labTitle->setFont(font);ui->labTitle->setText("智能访客管理平台");this->setWindowTitle(ui->labTitle->text());ui->stackedWidget->setStyleSheet("QLabel{font:60px;}");QSize icoSize(32, 32);int icoWidth = 85;//设置顶部导航按钮QList<QAbstractButton *> tbtns = ui->widgetTop->findChildren<QAbstractButton *>();foreach (QAbstractButton *btn, tbtns) {btn->setIconSize(icoSize);btn->setMinimumWidth(icoWidth);btn->setCheckable(true);connect(btn, SIGNAL(clicked()), this, SLOT(buttonClick()));}ui->btnMain->click();ui->widgetLeftMain->setProperty("flag", "left");ui->widgetLeftConfig->setProperty("flag", "left");ui->page1->setStyleSheet(QString("QWidget[flag=\"left\"] QAbstractButton{min-height:%1px;max-height:%1px;}").arg(60));ui->page2->setStyleSheet(QString("QWidget[flag=\"left\"] QAbstractButton{min-height:%1px;max-height:%1px;}").arg(25));
}void frmMain::initStyle()
{//加载样式表QString qss = QtHelper::getStyle(":/qss/blacksoft.css");if (!qss.isEmpty()) {QString paletteColor = qss.mid(20, 7);qApp->setPalette(QPalette(QColor(paletteColor)));qApp->setStyleSheet(qss);}//先从样式表中取出对应的颜色QString textColor, panelColor, borderColor, normalColorStart, normalColorEnd, darkColorStart, darkColorEnd, highColor;getQssColor(qss, textColor, panelColor, borderColor, normalColorStart, normalColorEnd, darkColorStart, darkColorEnd, highColor);//将对应颜色设置到控件this->borderColor = highColor;this->normalBgColor = normalColorStart;this->darkBgColor = panelColor;this->normalTextColor = textColor;this->darkTextColor = normalTextColor;
}void frmMain::buttonClick()
{QAbstractButton *b = (QAbstractButton *)sender();QString name = b->text();QList<QAbstractButton *> tbtns = ui->widgetTop->findChildren<QAbstractButton *>();foreach (QAbstractButton *btn, tbtns) {btn->setChecked(btn == b);}if (name == "主界面") {ui->stackedWidget->setCurrentIndex(0);} else if (name == "系统设置") {ui->stackedWidget->setCurrentIndex(1);} else if (name == "警情查询") {ui->stackedWidget->setCurrentIndex(2);} else if (name == "调试帮助") {ui->stackedWidget->setCurrentIndex(3);} else if (name == "用户退出") {exit(0);}
}void frmMain::initLeftMain()
{iconsMain << 0xf030 << 0xf03e << 0xf247;btnsMain << ui->tbtnMain1 << ui->tbtnMain2 << ui->tbtnMain3;for (int i = 0; i < btnsMain.count(); ++i) {QToolButton *btn = (QToolButton *)btnsMain.at(i);btn->setCheckable(true);btn->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);connect(btn, SIGNAL(clicked(bool)), this, SLOT(leftMainClick()));}IconHelper::StyleColor styleColor;styleColor.position = "left";styleColor.iconSize = 18;styleColor.iconWidth = 35;styleColor.iconHeight = 25;styleColor.borderWidth = 4;styleColor.borderColor = borderColor;styleColor.setColor(normalBgColor, normalTextColor, darkBgColor, darkTextColor);IconHelper::setStyle(ui->widgetLeftMain, btnsMain, iconsMain, styleColor);ui->tbtnMain1->click();
}void frmMain::initLeftConfig()
{iconsConfig << 0xf031 << 0xf036 << 0xf249 << 0xf055 << 0xf05a << 0xf249;btnsConfig << ui->tbtnConfig1 << ui->tbtnConfig2 << ui->tbtnConfig3 << ui->tbtnConfig4 << ui->tbtnConfig5 << ui->tbtnConfig6;for (int i = 0; i < btnsConfig.count(); ++i) {QToolButton *btn = (QToolButton *)btnsConfig.at(i);btn->setCheckable(true);btn->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);connect(btn, SIGNAL(clicked(bool)), this, SLOT(leftConfigClick()));}IconHelper::StyleColor styleColor;styleColor.position = "left";styleColor.iconSize = 16;styleColor.iconWidth = 20;styleColor.iconHeight = 20;styleColor.borderWidth = 3;styleColor.borderColor = borderColor;styleColor.setColor(normalBgColor, normalTextColor, darkBgColor, darkTextColor);IconHelper::setStyle(ui->widgetLeftConfig, btnsConfig, iconsConfig, styleColor);ui->tbtnConfig1->click();
}void frmMain::leftMainClick()
{QAbstractButton *b = (QAbstractButton *)sender();QString name = b->text();for (int i = 0; i < btnsMain.count(); ++i) {QAbstractButton *btn = btnsMain.at(i);btn->setChecked(btn == b);}ui->lab1->setText(name);
}void frmMain::leftConfigClick()
{QToolButton *b = (QToolButton *)sender();QString name = b->text();for (int i = 0; i < btnsConfig.count(); ++i) {QAbstractButton *btn = btnsConfig.at(i);btn->setChecked(btn == b);}ui->lab2->setText(name);
}void frmMain::on_btnMenu_Min_clicked()
{showMinimized();
}void frmMain::on_btnMenu_Max_clicked()
{static bool max = false;static QRect location = this->geometry();if (max) {this->setGeometry(location);} else {location = this->geometry();this->setGeometry(QtHelper::getScreenRect());}this->setProperty("canMove", max);max = !max;
}void frmMain::on_btnMenu_Close_clicked()
{close();
}

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