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標題: Qt簡單示例 [打印本頁]

作者: Dalin 時間: 2016-6-14 15:35
標題: Qt簡單示例
main.c
#include <QtGui/QApplication>
#include "widget.h"

int main(int argc, char *argv[])
{
QApplication a(argc, argv);
Widget w;
w.show();

return a.exec();
}

widget.c
#include "widget.h"
#include "ui_widget.h"

Widget::Widget(QWidget *parent) :
QWidget(parent),
ui(new Ui::Widget)
{
ui->setupUi(this);
}

Widget::~Widget()
{
delete ui;
}
void Widget::buttonsize()
{
QString str;
int h,w;
QPoint point;
h=ui->pushButton->width();
w=ui->pushButton->height();
point=ui->pushButton->pos();
str=QString("h=%1,w=%2,x=%3,y=%4").arg(h).arg(w).arg(point.x()).arg(point.y());
ui->labelbutton->setText(str);
}

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();
public slots:
void buttonsize();
private:
Ui::Widget *ui;
};

#endif // WIDGET_H

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