widget.h
#ifndef WIDGET_H
#define WIDGET_H
#include <QWidget>
namespace Ui {
class Widget;
}
class Widget : public QWidget
{
Q_OBJECT
public:
explicit Widget(QWidget *parent = 0);
~Widget();
private slots:
void on_pb_2_clicked();
void on_pb_left_clicked();
void on_pb_3_clicked();
private:
Ui::Widget *ui;
static int i; //索引
QStringList picfiles; //存储路径
};
#endif // WIDGET_H
widget.cpp
#include "widget.h"
#include "ui_widget.h"
#include <QFileDialog> //文件对话框
int Widget::i = 0; //初始化i为0
Widget::Widget(QWidget *parent) :
QWidget(parent),
ui(new Ui::Widget)
{
setWindowTitle("图片浏览器");
setFixedSize(530,500);
ui->setupUi(this); //ui操作在此下面写
}
Widget::~Widget()
{
delete ui;
}
void Widget::on_pb_2_clicked()
{
picfiles = QFileDialog::getOpenFileNames(this,"打开图片"