122 lines
4.2 KiB
C++
122 lines
4.2 KiB
C++
#include "qmytreewidget.h"
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#include "ObjWellLog.h"
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#include<QMessageBox>
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QMyTreeWidget::QMyTreeWidget(QWidget *parent)
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{
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setDragEnabled(true);
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setDefaultDropAction(Qt::MoveAction); // 或者 Qt::CopyAction，取决于你的需求
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setAcceptDrops(true);
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setDropIndicatorShown(true);
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}
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QMyTreeWidget::~QMyTreeWidget()
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{
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}
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QString QMyTreeWidget::getCurrentItemString()
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{
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QString sret = "";
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QTreeWidgetItem *item = currentItem();
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if(!item)
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return sret;
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if(item->parent()==NULL)
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{
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return sret;
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}
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QString strTreeTag = item->data(0, Qt::UserRole).toString();
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if (strTreeTag == "wellItem")//井次名称
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{
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//曲线
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QString strSlfName = item->data(0, Qt::UserRole+1).toString();
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//井名
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QString strWellName = item->text(0);
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sret = strSlfName + "#@@#"+ strWellName + "#@@#" +item->text(0)+ "#@@#" + strTreeTag;
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}
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return sret;
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}
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void QMyTreeWidget::closeEditor ( QWidget * editor, QAbstractItemDelegate::EndEditHint hint )
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{
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QTreeWidget::closeEditor(editor,hint);
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QTreeWidgetItem *item = this->currentItem();
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QString strSlfName = item->data(0, Qt::UserRole+1).toString();
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QString strOldName = item->data(0, Qt::UserRole + 3).toString();
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QString strNewName = item->text(0).toUpper();
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if(!IsValidNmae(strNewName))
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{
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QString value="A~Za~z0~9#_-*\nαβγδεζηθικλμνξοπρστυφχψ";
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QMessageBox::warning(NULL,"非法命名",strNewName+"不符合命名规则\r\n仅支持下列符号：\n"+value);
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this->currentItem()->setText(0,strOldName);
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// this->setItemSelected(item,true);
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return;
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}
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//whp 2020.7.19end
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if(strOldName==strNewName) {
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return;
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}
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QString strTreeTag = item->data(0, Qt::UserRole).toString();
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CObjWellLog* pcopyingwelllog= new CObjWellLog();
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pcopyingwelllog->SetSlfFileName(strSlfName);
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pcopyingwelllog->SetName(strOldName);
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if(!pcopyingwelllog->RenName(strNewName))
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{
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this->currentItem()->setText(0,strOldName);
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// pObj->SetName(strOldName);
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// AfxMessageBox("无法改名，可能因重名等问题所致！");
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QMessageBox::information(NULL, "提示", "无法改名，可能因重名等问题所致！");
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}
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//else {
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//::GetObjectEvent().OnDeAttchData(pObj->GetSlfFileName(),strOldName);
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//::GetObjectEvent().OnRefreshData(pObj->GetSlfFileName(),strNewName);
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//}
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delete pcopyingwelllog;
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item->setData(0, Qt::UserRole + 3, strNewName); // 存储额外数据，波列卡
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return;
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}
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void QMyTreeWidget::startDrag(Qt::DropActions supportedActions)
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{
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if(currentItem()->parent()==NULL)
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{
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//分类节点不能拖动
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return;
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}
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// 创建拖拽事件
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QTreeWidgetItem *item = currentItem();
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QString strTreeTag = item->data(0, Qt::UserRole).toString();
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if (strTreeTag == "root")
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{
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//根节点(项目名称)
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}
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else if (strTreeTag == "curveObject" || strTreeTag == "waveObject" || strTreeTag == "tableObject"){
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//曲线
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QString strSlfName = item->data(0, Qt::UserRole+1).toString();
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QString strWellName = item->data(0, Qt::UserRole+2).toString();
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//曲线对象(AC、BS...)
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QMimeData *mimeData = new QMimeData;
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// 这里需要根据你的item数据来设置mimeData，例如：
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mimeData->setText(strSlfName + "#@@#"+ strWellName + "#@@#" +item->text(0)+ "#@@#" + strTreeTag);
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// 创建QDrag对象
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QDrag *drag = new QDrag(this);
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drag->setMimeData(mimeData);
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// 可以设置拖拽时的光标图标
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QRect itemRect = visualItemRect(item); // 获取项的矩形区域
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QPixmap itemPixmap = QWidget::grab(itemRect);//QPixmap::grabWidget(this, itemRect); // 获取项的屏幕截图
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// 调整拖拽光标的热点，使其位于截图的中心
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drag->setPixmap(itemPixmap);
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// 执行拖拽操作
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Qt::DropAction dropAction = drag->exec(supportedActions, Qt::MoveAction);
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/*if (dropAction == Qt::MoveAction) {
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// 处理拖拽结束的逻辑，例如从界面上移除拖拽的项
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for (QTreeWidgetItem *item : items) {
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this->takeTopLevelItem(this->indexOfTopLevelItem(item));
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}
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}*/
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}
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}
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