基于QT的桌面文件软件管理程序源码

此程序可实现像qq界面那样在桌面窗口边界隐藏和出现；

       并且可以往该程序界面里将桌面文件或软件拖进去，实现路径的保存，双击界面上图标可以在桌面上打开，可以方便桌面的管理与优化整洁；对于有强迫症朋友可以试下，还有对于代码里有所雷同的代码已经注明出处，对于可以优化的代码，请指教，谢谢；相互学习，共同进步；

main.cpp

#include 

int main(int argc, char *argv[])
{
	QApplication a(argc, argv);
	atuohidewidget w;
	w.show();
	return a.exec();
}

atuohidewidget.h

#pragma once


#include 
#include "ui_atuohidewidget.h"
#include 
#include 
#include 
#include 
#include 
#include 
#include 
#include 
#include 
#include "buttonclicked.h"
#include "path.h"
#include 
class atuohidewidget : public QWidget
{
	Q_OBJECT


public:
	atuohidewidget(QWidget *parent = Q_NULLPTR);
	virtual void paintEvent(QPaintEvent *event);
	void enterEvent(QEvent*event);//鼠标进入事件
	void leaveEvent(QEvent *event);//鼠标离开事件
	void mouseMoveEvent(QMouseEvent *event);
	void mousePressEvent(QMouseEvent*event);
	void mouseReleaseEvent(QMouseEvent*event);
	void hidewidget();
	void dragEnterEvent(QDragEnterEvent *event);//鼠标拖动图标进入程序窗口内
	void dropEvent(QDropEvent*event);//鼠标松开
	private slots://所用信号槽
	void close_buttton_clicked();//单击关闭按钮
	void input_path(QString  path);
	void reload();
	/*void mouseDoubleClickEvent(QMouseEvent*event);*/
// 	void dragLeaveEvent(QDragLeaveEvent *event);
private:
	Ui::atuohidewidgetClass ui;
	bool is_hiding;
	QPoint m_startPosition, m_framePosition;
	bool m_dragging;
	QPixmap m_back;
	buttonclicked*button;
	int count=0;
	path m_path;
	QFileIconProvider icon_provider;
};

atuohidewidget.cpp

#include "atuohidewidget.h"
#include 

atuohidewidget::atuohidewidget(QWidget *parent)
	: QWidget(parent)
{
	ui.setupUi(this);
	m_path.load();//当运行进程时，加载路径，即解析xml文件路径数据存储在m_choosed_path容器中，以及赋值m_count;
	reload();//即重新加载文件图标和按钮进窗口；
	setAcceptDrops(true);
// 	button = new QPushButton(this);
// 	button->setIcon(icon);
// 	button->setIconSize(QSize(23,23));
// 	button->setGeometry(QRect(100, 100, 100, 100));
// 	setDragDropMode(QAbstractItemView::DragDrop);
// 	setDragEnabled(true);
// 	setDropIndicatorShown(true);
	m_dragging = false;//判断是否有拖动程序窗口；
	is_hiding = false;//判断程序窗口是否隐藏；
	//不显示标题栏和边框
	setWindowFlags(Qt::Window | Qt::FramelessWindowHint);
	//设置背景（全透明）
	setAttribute(Qt::WA_TranslucentBackground);
	QPixmap close = style()->standardPixmap(QStyle::SP_TitleBarCloseButton);//样式表标准样式；
	ui.closebutton->setIcon(close);//设置按钮图标和大小；
	ui.closebutton->setGeometry(QRect(215, 2, 25, 25));
	m_back.load(":/atuohidewidget/Resources/sucai3.jpg");//背景；
	connect(ui.closebutton, SIGNAL(clicked()), this, SLOT(close_buttton_clicked()));
}
void atuohidewidget::paintEvent(QPaintEvent *event)
{
	QPainter painter(this);
	QRect frameRect = rect();
	/*frameRect.adjust(1, 1, -1, -1);*/
// 	painter.setPen(QColor(0, 0,0));
// 	painter.drawRoundRect(frameRect, 10, 10);
	painter.drawPixmap(frameRect, m_back);
	
}
void atuohidewidget::enterEvent(QEvent*event)
{
	int screenwidth = QApplication::desktop()->width();//鼠标进入程序窗口时，获取桌面长宽；
	int screenhight = QApplication::desktop()->height();
	if (is_hiding)
	{
		QRect erect = QRect(this->pos(), this->size());//获取当前程序窗口位置坐标；
		QPropertyAnimation*animation = new QPropertyAnimation(this, "geometry");//设置窗口动画效果；
		animation->setDuration(500);//动画效果时间；
		animation->setStartValue(erect);//动画初始位置；
		QRect enrect;//下面是计算动画end位置值并赋给enrect，我用的方法计较简单，见笑啦。。；
// 		if (erect.bottom()>screenhight)
// 		{
// 			enrect = QRect(this->x(),(screenhight-this->height())+1, this->size().width(), this->rect().height());
// 		}
		if (erect.right()>screenwidth/*||(erect.right()>screenwidth&&erect.top()<0)*/)
		{
			enrect = QRect((screenwidth - this->width())+2, this->y(), this->size().width(), this->rect().height());

		}
		if (erect.left()<0 /*|| (erect.left()<0 && erect.top()<0)*/)
		{
			enrect = QRect(-1, this->y(), this->size().width(), this->rect().height());
		}
		if (erect.top()<0&&erect.left()>0&&erect.right()x(), -1, this->size().width(), this->rect().height());
		}
		animation->setEndValue(enrect);//设置动画end值；
		animation->start();
		is_hiding = false;//解除隐藏状态；
	}
}
void atuohidewidget::leaveEvent(QEvent*event)//判断下拖动程序窗口是否处于桌面窗口边界内；
{

	int screenwidth = QApplication::desktop()->width();
	int screenhight = QApplication::desktop()->height();
	QRect erect = QRect(this->pos(), this->size());
	if (erect.top() < 0 || erect.left() < 0 | erect.right()>screenwidth /*| erect.bottom()>screenhight*/)
	{
		is_hiding = true;
		hidewidget();//此函数为前面动画的逆向动画效果；
	}
	else
	{
		return;
	}
}
void atuohidewidget::hidewidget()
{
	int screenwidth = QApplication::desktop()->width();
	int screenhight = QApplication::desktop()->height();
	QRect erect = QRect(this->pos(), this->size());
	QPropertyAnimation*animation = new QPropertyAnimation(this, "geometry");
	animation->setDuration(500);
	animation->setStartValue(erect);
	QRect enrect;
	if (erect.top() < 0)
	{
		enrect =  QRect(this->x(), -this->height() + 2, this->size().width(), this->rect().height());
		
	}
    if (erect.left() < 0)
	{
		enrect = QRect(-this->width() + 2, this->y(), this->size().width(), this->rect().height());
	}
	if (erect.right() > screenwidth)
	{
		enrect = QRect(screenwidth-2, this->y(), this->size().width(), this->rect().height());
	}
// 	if (erect.bottom() > screenhight)
// 	{
// 		enrect = QRect(this->x(), screenhight - 2, this->size().width(), this->rect().height());
// 	}
	animation->setEndValue(enrect);
	animation->start();
}
void atuohidewidget::mouseMoveEvent(QMouseEvent*event)//以下三个函数为拖动程序窗口移动；
{
	// 只响应左键
	if (event->buttons() & Qt::LeftButton)
	{
		if (m_dragging)
		{
			// delta 相对偏移量, 
			QPoint delta = event->globalPos() - m_startPosition;

			// 新位置：窗体原始位置  + 偏移量
			move(m_framePosition + delta);
		}


		/*QWidget::mouseMoveEvent(event);*/
	}
}
void atuohidewidget::mousePressEvent(QMouseEvent*event)
{
	// 只响应左键
	if (event->button() == Qt::LeftButton)
	{
		QRect titleRect = rect();
		/*titleRect.setBottom(titleRect.top() + 30);*/

		if (titleRect.contains(event->pos()))
		{
			m_dragging = true;
			m_startPosition = event->globalPos();
			m_framePosition = frameGeometry().topLeft();
		}
	}
}
void atuohidewidget::mouseReleaseEvent(QMouseEvent * event)
{
	m_dragging = false;
	/*QWidget::mouseReleaseEvent(event);*/
}
void atuohidewidget::dragEnterEvent(QDragEnterEvent *event)
{
	if (event->mimeData()->hasUrls())//如果拖动事件有资源定位器
	event->acceptProposedAction();//Accepts the drag event with the proposedAction；
	/*QString currentPath = QCoreApplication::applicationDirPath();*/
	/*int i = 5;*/

}
void atuohidewidget::dropEvent(QDropEvent*event)
{
	if (event->mimeData()->hasUrls())
	{
		count++;//拖动文件数量+1；
		QUrl t = event->mimeData()->urls()[0];
		QFileInfo info(t.toLocalFile());
		QString path = info.absoluteFilePath();//将所拖动文件路径赋值给path;
		if (info.isSymLink())
		{
			path = info.symLinkTarget();//绝对路径赋值给path;
		}

		input_path(path);
			/*QString file_name = url.toLocalFile();*/
			/*QString file_path = url.fileName();*/
		  // QFileInfo file_info("");
// 			QString name=file_info.fileName();
		
		QIcon icon = icon_provider.icon(path);//获取该路径下文件图标；
		if (count >= 1 && count < 9)//布局整体分为3列，每列8个，且已经计算好每个按钮所占大小和整个程序窗口大小相协调；
		{
			button = new buttonclicked(this);
			button->setAutoRaise(true);//按钮离开时。按钮恢复到弹起状态
			//button->setStyleSheet("QtoolButton{background-color:black;border:4px solid gray;border-radius:10px;}");
			/*button->setAutoFillBackground(true);*/
			/*button->setStyleSheet(0);*/
			button->setIcon(icon);
			button->setIconSize(QSize(32, 32));
			button->setText(path);
			button->setToolButtonStyle(Qt::ToolButtonIconOnly);
			button->setGeometry(QRect(30, (count-1)*70+10, 40, 40));//参数为x,y,按钮矩形长和宽；
			button->show();
		}
		else if (count >= 9 && count < 17)
		{
			button = new buttonclicked(this);
			button->setAutoRaise(true);//按钮离开时。按钮恢复到弹起状态
			button->setIcon(icon);
			button->setIconSize(QSize(32,32));
			button->setText(path);
			button->setToolButtonStyle(Qt::ToolButtonIconOnly);
			button->setGeometry(QRect(100, (count - 9) * 70 + 10, 40, 40));
			button->show();
		}
		else if (count >= 17 && count <= 24)
		{
			button = new buttonclicked(this);
			button->setAutoRaise(true);//按钮离开时。按钮恢复到弹起状态
			button->setIcon(icon);
			button->setIconSize(QSize(32,32));
			button->setText(path);
			button->setToolButtonStyle(Qt::ToolButtonIconOnly);
			button->setGeometry(QRect(170, (count - 17) * 70 + 10, 40, 40));
			button->show();
		}
		else if (count > 24)
		{
			setAcceptDrops(false);//当拖进count>24时，不放进窗口；
		}
		
	}
	return;
}
void atuohidewidget::close_buttton_clicked()
{
	this->close();//Closes this widget
}
void atuohidewidget::input_path(QString path)//此处负责存储路径；
{
	m_path.addInfor(path);
	m_path.save();
}
void atuohidewidget::reload()
{
	count = m_path.return_m_count();
	QVector  path = m_path.return_array();
	for (int i = 0; i < count; i++)
	{
		QIcon icon = icon_provider.icon(path[i]);
		if (i>= 0 && i < 8)
		{
			button = new buttonclicked(this);
			button->setAutoRaise(true);//按钮离开时。按钮恢复到弹起状态
			//button->setStyleSheet("QtoolButton{background-color:black;border:4px solid gray;border-radius:10px;}");
			/*button->setAutoFillBackground(true);*/
			button->setStyleSheet(0);
			button->setIcon(icon);
			button->setIconSize(QSize(32, 32));
			button->setText(path[i]);
			button->setToolButtonStyle(Qt::ToolButtonIconOnly);
			button->setGeometry(QRect(30, (i) * 70 + 10, 40, 40));
			button->show();
		}
		else if (i >= 8 && i < 16)
		{
			button = new buttonclicked(this);
			button->setAutoRaise(true);//按钮离开时。按钮恢复到弹起状态
			button->setIcon(icon);
			button->setIconSize(QSize(32, 32));
			button->setText(path[i]);
			button->setToolButtonStyle(Qt::ToolButtonIconOnly);
			button->setGeometry(QRect(100, (i-8) * 70 + 10, 40, 40));
			button->show();
		}
		else if (i >= 16 && i <= 23)
		{
			button = new buttonclicked(this);
			button->setIcon(icon);
			button->setIconSize(QSize(32, 32));
			button->setText(path[i]);
			button->setToolButtonStyle(Qt::ToolButtonIconOnly);
			button->setGeometry(QRect(170, (count - 16) * 70 + 10, 40, 40));
			button->show();
		}
	}
}

buttonclicked.h

#pragma once

#include 
#include 
#include 
class buttonclicked : public QToolButton//重写qtoolbutton类；
{
	Q_OBJECT

public:
	buttonclicked(QWidget *parent);
	void mouseDoubleClickEvent(QMouseEvent*event);
	~buttonclicked();
private:
	QWidget*parent;

};

buttonclicked.cpp

#include "buttonclicked.h"

buttonclicked::buttonclicked(QWidget *parent)
	: QToolButton(parent)
{
	parent = parent;
	
}

buttonclicked::~buttonclicked()
{
}
void buttonclicked::mouseDoubleClickEvent(QMouseEvent*event)
{
	if (event->button() == Qt::LeftButton)
	{
		QString path = this->text();
		ShellExecute(NULL, L"open", path.toStdWString().c_str(), NULL, NULL, SW_SHOWNORMAL);//获取该按钮内文本属性即路径，并且在桌面上根据路径打开文件；

	}

}

path.h

#ifndef _PATH_H
#define _PATH_H
#include 
#include 
class path//对所选文件路径的运行进程时加载和存储以及添加进容器
{
public:
	path();
	~path();
	int load();
	int save();
	void addInfor(QString & infor);
	int return_m_count();
	QVector & return_array();
private:
	QVector  m_choosed_path;//容器存储所选择的文件路径；
	int m_count;   //当前有几个
};
#endif 

path.cpp

#include "path.h"
#include 
path::path()
{
	m_count = 0;
	
}
path::~path()
{


}
int path::load()
{
	// 解析xml
	TiXmlDocument xml_doc;
	if (!xml_doc.LoadFile("path.xml"))
	{
		return -1;
	}


	// 根节点
	TiXmlElement* xml_root = xml_doc.RootElement();
	if (NULL == xml_root)
	{
		return -1;
	}
	TiXmlElement* xml_infor = xml_root->FirstChildElement("infor");
	while (xml_infor)
	{
		m_choosed_path.push_back(QString(xml_infor->GetText()));
		m_count++;
		xml_infor = xml_infor->NextSiblingElement("infor");
	}
	 return 0;
}
int path::save()
{
	TiXmlDocument xml_doc;
	xml_doc.LinkEndChild(new TiXmlDeclaration("1.0", "utf8", ""));
	TiXmlElement * xml_root = new TiXmlElement("root");
	xml_doc.LinkEndChild(xml_root);
	for (auto i:m_choosed_path)
	{
		AfTinyXml::addChild(xml_root, "infor",i.toLocal8Bit().toStdString());
	}
	
	xml_doc.SaveFile("path.xml");//所有文件路径存储在xml文档里；
	return 0;
}


void path::addInfor(QString & infor)
{
	m_choosed_path.push_back(infor);
	m_count++;//当前存储数量+1；
}
int path::return_m_count()
{
	return m_count;
}
QVector & path::return_array()
{
	return m_choosed_path;
}

还有就是xml语言存储路径数据的代码

给个链接自己下载tinyxml里代码加到项目里；点击打开链接

找到补充篇百度网盘xml 里tinyxml;

运行截图如图：

完成；