QT隐藏系统标题栏实现窗体拖拽移动

最新推荐文章于 2024-04-01 17:42:29 发布

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最新推荐文章于 2024-04-01 17:42:29 发布 · 914 阅读

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CC 4.0 BY-SA版权

文章标签：

#QT #QT隐藏标题栏 #QT窗口拖拽

LoginUI.h

#pragma once

#include <QDialog>
#include "ui_LoginUI.h"

class LoginUI : public QDialog
{
	Q_OBJECT

public:
	LoginUI(QWidget *parent = Q_NULLPTR);
	~LoginUI();

	//界面相关
public:
	void InitUI();
protected:
	void mousePressEvent(QMouseEvent *event);
	void mouseMoveEvent(QMouseEvent *event);
	void mouseReleaseEvent(QMouseEvent *event);

private:
	Ui::LoginUI * ui;
	bool m_move;
	QPoint m_startPoint;
	QPoint m_windowPoint;
};

LoginUI.cpp

#include "LoginUI.h"

LoginUI::LoginUI(QWidget *parent)
	: QDialog(parent)
	, ui(new Ui::LoginUI)
	, m_move(false)
{
	ui->setupUi(this);
	InitUI();
}

LoginUI::~LoginUI()
{

}

void LoginUI::InitUI()
{
	setWindowFlags(Qt::Window | Qt::FramelessWindowHint
		| Qt::WindowSystemMenuHint | Qt::WindowMinimizeButtonHint | Qt::WindowMaximizeButtonHint);
}

void LoginUI::mousePressEvent(QMouseEvent *event)
{
	//当鼠标左键点击时.
	if (event->button() == Qt::LeftButton)
	{
		m_