VisionPlus_V3.0/VisionPlus/WindowAppUiTool.cpp

#include "WindowAppUiTool.h"

#include <QDrag>
#include <QMimeData>


WindowAppUiTool::WindowAppUiTool(QWidget* parent)
	: QListWidget(parent)
{
	// 创建界面布局
	createLayouts();

	this->setDragEnabled(true);
}

WindowAppUiTool::~WindowAppUiTool()
{
}


/// <summary>
/// 创建界面布局
/// </summary>
void WindowAppUiTool::createLayouts()
{
	QListWidgetItem* 
	item = new QListWidgetItem(QIcon(":/image/control_lable.png"),		"标签", this);
	item = new QListWidgetItem(QIcon(":/image/control_button.png"),		"按钮", this);
	item = new QListWidgetItem(QIcon(":/image/control_checkbox.png"),	"复选框", this);
	item = new QListWidgetItem(QIcon(":/image/control_radio.png"),		"单选框", this);
	item = new QListWidgetItem(QIcon(":/image/control_group.png"),		"组合框", this);
	item = new QListWidgetItem(QIcon(":/image/control_image.png"),		"图像框", this);
	item = new QListWidgetItem(QIcon(":/image/control_edit.png"),		"编辑框", this);
	item = new QListWidgetItem(QIcon(":/image/control_listbox.png"),	"列表框", this);
	item = new QListWidgetItem(QIcon(":/image/control_combobox.png"),	"下拉框", this);
	item = new QListWidgetItem(QIcon(":/image/control_value.png"),		"数据框", this);
	item = new QListWidgetItem(QIcon(":/image/control_piechart.png"),	"饼状图", this);
	item = new QListWidgetItem(QIcon(":/image/control_wavechart.png"),  "曲线图", this);
	item = new QListWidgetItem(QIcon(":/image/control_table.png"),		"数据表", this);
	item = new QListWidgetItem(QIcon(":/image/control_result.png"),		"状态表", this);
}



/// <summary>
/// 鼠标按下时获取用户拖拽的节点
/// </summary>
/// <param name="event"></param>
void WindowAppUiTool::mouseMoveEvent(QMouseEvent* event)
{
	//if (event->button() & Qt::LeftButton)
	{
		// 获取拖拽的节点
		//QListWidgetItem* pItem = this->itemAt(event->pos());

		// 拖动时的图标（实际应该是一个控件的缩略图）
		QPixmap pixmap(":/image/tree_item.png");

		// 设置拖拽信息
		QMimeData* mimeData = new QMimeData();
		//mimeData->setData("UITool", "123");
		
		// 执行拖动
		QDrag* drag = new QDrag(this);
		drag->setMimeData(mimeData);
		drag->setPixmap(pixmap);
		drag->exec(Qt::CopyAction);

	}
	
	QListWidget::mousePressEvent(event);

}