107 lines
3.0 KiB
C++
107 lines
3.0 KiB
C++
#pragma execution_character_set("utf-8")
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#include "frmvideobox.h"
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#include "ui_frmvideobox.h"
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#include "videobox.h"
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#include "qapplication.h"
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#include "qevent.h"
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#include "qlabel.h"
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#include "qmenu.h"
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#include "qcursor.h"
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#include "qlist.h"
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#include "qdebug.h"
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frmVideoBox::frmVideoBox(QWidget *parent) : QWidget(parent), ui(new Ui::frmVideoBox)
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{
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ui->setupUi(this);
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this->initForm();
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}
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frmVideoBox::~frmVideoBox()
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{
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delete ui;
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}
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bool frmVideoBox::eventFilter(QObject *watched, QEvent *event)
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{
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if (event->type() == QEvent::MouseButtonDblClick) {
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//双击最大化再次双击还原
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QLabel *widget = (QLabel *) watched;
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if (!max) {
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max = true;
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box->hide_all();
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ui->gridLayout->addWidget(widget, 0, 0);
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widget->setVisible(true);
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} else {
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max = false;
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box->show_all();
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}
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return true;
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} else if (event->type() == QEvent::MouseButtonPress) {
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//鼠标右键的地方弹出菜单
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if (qApp->mouseButtons() == Qt::RightButton) {
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menu->exec(QCursor::pos());
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}
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}
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return QWidget::eventFilter(watched, event);
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}
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void frmVideoBox::initForm()
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{
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max = false;
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//安装事件过滤器
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this->installEventFilter(this);
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//实例化子对象
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QWidgetList widgets;
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for (int i = 0; i < 64; ++i) {
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//这里用QLabel做演示可以改成自己的窗体类比如视频监控窗体
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QLabel *label = new QLabel;
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label->installEventFilter(this);
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label->setFrameShape(QLabel::Box);
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label->setAlignment(Qt::AlignCenter);
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label->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
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label->setText(QString("通道 %1").arg(i + 1, 2, 10, QChar('0')));
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widgets << label;
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}
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//实例化盒子
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box = new VideoBox(this);
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//关联信号槽
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connect(box, SIGNAL(changeLayout(int, QString, bool)), this, SLOT(changeLayout(int, QString, bool)));
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//可以改成 1_4/5_8/1_36 等
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box->setLayoutType("1_16");
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box->setLayout(ui->gridLayout);
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box->setWidgets(widgets);
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//box->setMenuFlag("排列");
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//box->setActionFlag("监控");
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//增加自定义布局(通道1开始3行3列布局)
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//box->appendType(1, 3, 4);
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//实例化菜单/先添加自己的菜单
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menu = new QMenu(this);
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//这里关联到一个槽函数处理,也可以关联到不同的槽函数
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menu->addAction("切换全屏模式", this, SLOT(doAction()));
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menu->addAction("启动轮询视频", this, SLOT(doAction()));
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menu->addSeparator();
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//把菜单加到盒子上
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box->initMenu(menu);
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box->show_all();
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}
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void frmVideoBox::doAction()
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{
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//判断是哪个动作触发的
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QAction *action = (QAction *)sender();
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ui->label->setText(QString("触发了菜单： %1").arg(action->text()));
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}
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void frmVideoBox::changeLayout(int type, const QString &videoType, bool videoMax)
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{
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QString info = QString("主菜单：%1 子菜单：%2").arg(type).arg(videoType);
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ui->label->setText(info);
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}
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