看到网上有许多不规则窗体的完成,作用很帅.所以运用QT也完成了一个,QT的不规则窗体完成十分简略,只需求设置一个mask(讳饰)图片,这个图片的格局能够运用png或bmp格局,我运用了png格局,默许窗体是矩形的,运用png图画,将需求阻隔在窗体之外的区域的像素设置为白色或通明色,其他色彩的区域对应显示出来的窗体.要害代码就几行.
#ifndef IRREGULARFORM_H
#define IRREGULARFORM_H
#include
#include ui_irregularform.h
#include
#include
#include
#include
class IrregularForm : public QWidget
{
Q_OBJECT
public:
IrregularForm(QWidget *parent = 0);
~IrregularForm();
protected:
void mouseMoveEvent(QMouseEvent *event);
void mousePressEvent(QMouseEvent *event);
void mouseReleaseEvent(QMouseEvent *event);
private:
Ui::IrregularFormClass ui;
QPoint mouseMovePos;
};
#endif // IRREGULARFORM_H
#include irregularform.h
IrregularForm::IrregularForm(QWidget *parent)
: QWidget(parent)
{
setWindowFlags(Qt::FramelessWindowHint);
QPixmap mask(:/IrregularForm/Resources/mask.png);//加载掩码图画
setMask(QBitmap(mask.mask())); //设置窗体的掩码图画,抠除图画的白色区域完成不规则窗体
QPalette p;//设置调色板
p.setBrush(QPalette::Window, QBrush(mask));//将调色板的画刷设置为掩码位图,在不规则窗体上显示出掩码位图
setPalette(p);
mouseMovePos = QPoint(0, 0);
}
IrregularForm::~IrregularForm()
{
}
void IrregularForm::mouseMoveEvent(QMouseEvent *event)//鼠标按下并移动则移动不规则窗体
{
if(mouseMovePos != QPoint(0, 0))
{
move(geometry().x() + event->globalPos().x() – mouseMovePos.x(), geometry().y() + event->globalPos().y() – mouseMovePos.y());
mouseMovePos = event->globalPos();
}
}
void IrregularForm::mousePressEvent(QMouseEvent *event)
{
mouseMovePos = event->globalPos();
}
void IrregularForm::mouseReleaseEvent(QMouseEvent *event)
{
mouseMovePos = QPoint(0, 0);
}
作用图
