- 摘要
- 隐藏标题栏
- 头文件声明鼠标移动虚函数
- .cpp文件实现功能
1
|
setWindowFlags(Qt::FramelessWindowHint | windowFlags());
|
无标题栏移动窗体的实现
头文件声明虚函数
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
#define WIDGET_H
#include <QWidget>
#include <a.out.h>
namespace Ui {
class ;
}
class : public QWidget
{
Q_OBJECT
public:
explicit (QWidget *parent = 0);
~Widget();
protected:
virtual void mousePressEvent(QMouseEvent *event);
virtual void mouseMoveEvent大专栏 Qt 隐藏标题栏 窗口移动 鼠标事件an>(QMouseEvent *event); // 移动
virtual void mouseReleaseEvent(QMouseEvent *event); // 鼠标释放
private:
Ui::Widget *ui;
bool m_pressed; // 判断鼠标左键是否按下
QPoint m_pos; // 鼠标相对于窗口的位置，不是相对屏幕的位置
};
#endif // WIDGET_H
|
头文件实现虚函数
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
|
void Widget::mousePressEvent(QMouseEvent *event)
{
if (event->button() == Qt::LeftButton)
{
m_pressed = true;
m_pos = event->pos();
}
}
void Widget::mouseMoveEvent(QMouseEvent *event)
{
if(m_pressed)
{
move(event->pos() - m_pos this->pos());
}
}
void Widget::mouseReleaseEvent(QMouseEvent *event)
{
Q_UNUSED(event); // avoid the warnning that 'event' is unused while building the project
m_pressed = false;
}
|
