。。。。。。。。。

#include "widget.h"
#include "ui_widget.h"
 
Widget::Widget(QWidget *parent)
    : QWidget(parent)
    , ui(new Ui::Widget)
{
    ui->setupUi(this);
    this->setWindowFlag(Qt::FramelessWindowHint);
    this->setAttribute(Qt::WA_TranslucentBackground);
 
}
 
Widget::~Widget()
{
    delete ui;
}
 
 
void Widget::on_niu2_clicked()
{
     this->close();
}
 
void Widget::on_niu3_clicked()
{
    ui->frame_2->resize(100,200);
}
 
void Widget::on_niu4_clicked()
{
  ui->frame->resize(500,600);
}
 
void Widget::on_pushButton_clicked()
{
    if(ui->lineEdit->text()=="12345" && ui->lineEdit_2->text()=="abcd")
    {
       this->close();
       emit my_jump();
    }
    else
    {
     ui->lineEdit->clear();
     ui->lineEdit_2->clear();
    }
}

*{
	background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(55, 184, 236, 255), stop:1 rgba(255, 255, 255, 255));
  background-color: rgb(255, 255, 255);
}
QFrame#frame{
   /* border-radius:30px;*/
    border-image:url(:/tu-pian/hai.jpg);
}
#frame_2{
       border-radius:30px; 
	background-color: rgba(210, 210, 210, 120);
   
	background:transparent;
	
}
 
QLabel#label{
    border-radius:30px;
    
	background-color: rgba(201, 201, 201, 120);
}
 
#label_2{
    background:transparent; /*完全透明*/
	color: rgba(0, 0, 84, 120);
}
    
QLineEdit{
    background:transparent; /*完全透明*/
    border:none;
    border-bottom:1px solid rgba(240, 240, 240, 120);
    color: rgba(250, 250, 250, 120);
    font: 11pt "等线";
    }
  
QPushButton#pushButton{
   
	color: rgba(125, 125, 125, 120);
    font: 14pt "等线";
	
	background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(0, 174, 214, 255), stop:1 rgba(255, 255, 255, 255));
    border-radius:5px;
}
      
QPushButton:hover{
   
	color: rgba(125, 125, 125, 120);
    font: 14pt "等线";
	
	background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(30, 174, 214, 255), stop:1 rgba(255, 255, 255, 255));
    border-radius:5px;
}
  
QPushButton:pressed{
   
	color: rgba(125, 125, 125, 120);
    font: 14pt "等线";
	
	background-color: qlineargradient(spread:pad, x1:0, y1:0, x2:1, y2:1, stop:0 rgba(0, 174, 214, 255), stop:1 rgba(255, 255, 255, 255));
    border-radius:5px;
  padding-top:5px;
  padding-left:5px;
}
#niu2,#niu3,#niu4{
   background:transparent;
}