qfedu-basic-level/day12/qtdemo3/widget.cpp

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2023-06-28 22:57:56 +08:00
#include "widget.h"
#include "ui_widget.h"
#include <QPixmap>
Widget::Widget(QWidget *parent)
: QWidget(parent)
, ui(new Ui::Widget)
{
n=0;
ui->setupUi(this);
// 设置 imageLable 的图片资源
QPixmap pixmap;
// : 开头表示引用 Qt 的资源文件
pixmap.load(":/images/mario"); // 加载像素图
ui->imageLable->resize(200,200);
ui->imageLable->setPixmap(pixmap); // 设置 QLable 显示图片
marioGif = new QMovie(":/images/mario");
ui->imageLable->setMovie(marioGif);
}
Widget::~Widget()
{
delete ui;
}
void Widget::on_hotBtn_clicked()
{
ui->whatLable->setText("巧乐兹");
}
void Widget::on_coldBtn_clicked()
{
ui->whatLable->setText("厚棉被");
}
void Widget::on_coldBtn_2_clicked()
{
}
void Widget::on_setTitleIconBtn_clicked()
{
n++;
if(n%2==0){
this->setWindowIcon(QIcon(":/images/save"));
this->setWindowTitle("标题被修改了");
showMaximized();
} else{
this->setWindowIcon(QIcon(""));
this->setWindowTitle("");
showNormal();
}
}
void Widget::on_showImg_pressed()
{
//ui->imageLable->hide();
marioGif->start();
}
void Widget::on_showImg_released()
{
marioGif->stop();
//ui->imageLable->show();
}
void Widget::on_setImgBtn_pressed()
{
QPixmap pixmap2;
pixmap2.load(":/images/sunny");
ui->showImg->setText("");
ui->showImg->setIconSize(QSize(200,200));
ui->showImg->setIcon(pixmap2);
}
void Widget::on_setImgBtn_released()
{
ui->showImg->setText("图片运输中");
ui->showImg->setIcon(QPixmap());
}
void Widget::on_setbgBtn_clicked()
{
// setStyleSheet("background-color: red; color: white; font-size: 16px;");
//setStyleSheet("background: qlineargradient(x1:0, y1:0, x2:1, y2:0, stop:0 #FF0000, stop:0.17 #FF7F00, stop:0.33 #FFFF00, stop:0.5 #00FF00, stop:0.67 #0000FF, stop:0.83 #4B0082, stop:1 #8B00FF);");
//QString styleSheet = "background: qlineargradient(x1:0, y1:0, x2:1, y2:0, stop:0.5 #000000, stop:0 #FF00F0,stop:1 #0F0F0F);";
//setStyleSheet(styleSheet);
showFullScreen();
}