Qt5.8 Qtreeview目录树 QAxWidget打开word、pdf文件

#include "documentwidget.h" #include "ui_documentwidget.h" #include <QFileSystemModel> #include <QDebug> #include <QMessageBox> #include <QFileDialog> DocumentWidget::DocumentWidget(QWidget *parent) : QWidget(parent), ui(new Ui::DocumentWidget) { ui->setupUi(this); loadFile(); ui->widget->hide(); ui->pushButton->hide(); } DocumentWidget::~DocumentWidget() { delete ui; } //加载指定目录下的文件 void DocumentWidget::loadFile() { QFileSystemModel *model = new QFileSystemModel(); model->setRootPath("d:/"); QStringList nameFilter; nameFilter << "*.doc" << "*.docx" << "*.pdf" << "*.xlsx"; model->setNameFilterDisables(false); model->setNameFilters(nameFilter); ui->treeView->setModel(model); ui->treeView->setRootIndex(model->index("D:/Mydocument")); } void DocumentWidget::openExcel(QString &filename) { qDebug() << __FUNCTION__ << filename; ui->widget->hide(); ui->frame_doc->show(); closeDocContent(); m_DocContent = new QAxWidget("Excel.Application", ui->frame_doc); m_DocContent->dynamicCall("SetVisible (bool Visible)","false");//不显示窗体 m_DocContent->setProperty("DisplayAlerts", false); auto rect = ui->frame_doc->geometry(); m_DocContent->setGeometry(rect); m_DocContent->setControl(filename); m_DocContent->show(); } void DocumentWidget::openWord(QString &fileName) { qDebug() << __FUNCTION__ << fileName; ui->widget->hide(); ui->frame_doc->show(); closeDocContent(); m_DocContent = new QAxWidget("Word.Application", ui->frame_doc); m_DocContent->dynamicCall("SetVisible (bool Visible)", "false"); m_DocContent->setProperty("DisplayAlerts", false); auto rect = ui->frame_doc->geometry(); m_DocContent->setGeometry(rect); m_DocContent->setControl(fileName); m_DocContent->show(); } void DocumentWidget::openPdf(QString &filename) { qDebug() << __FUNCTION__ << filename; ui->widget->show(); ui->frame_doc->hide(); closeDocContent(); m_DocContent = new QAxWidget(this); if(!m_DocContent->setControl("Adobe PDF Reader")) QMessageBox::critical(this, "Error", "没有安装pdf！"); ui->gridLayout->addWidget(m_DocContent); m_DocContent->dynamicCall( "LoadFile(const QString&)", filename); } void DocumentWidget::closeDocContent() { if(this->m_DocContent) { m_DocContent->close(); m_DocContent->clear(); delete m_DocContent; m_DocContent = nullptr; } } void DocumentWidget::on_treeView_clicked(const QModelIndex &index) { if(!index.isValid()) { return; } QString str; str = QStringLiteral("当前选中:%1\nrow:%2,column:%3\n").arg(index.data().toString()) .arg(index.row()).arg(index.column()); qDebug() << __FUNCTION__ << str; //QString fileName = "D:/Mydocument/"+ index.data().toString(); QString fileName = ""; QModelIndex tmpIndex = index; while(1) { if (tmpIndex.data().toString().contains("(D:)")) { fileName = "D:" + fileName; } else { fileName = tmpIndex.data().toString() + fileName; } tmpIndex = tmpIndex.parent(); if (tmpIndex.data().toString().isEmpty()) break; fileName = "/" + fileName; } qDebug() << __FUNCTION__ << fileName; if(fileName.endsWith(".xlsx")) { openExcel(fileName);; } else if(fileName.endsWith(".docx") || fileName.endsWith(".doc")) { openWord(fileName);; } else if(fileName.endsWith(".pdf")) { openPdf(fileName);; } } void DocumentWidget::on_pushButton_clicked() { QFileDialog dialog; dialog.setFileMode(QFileDialog::ExistingFile); dialog.setViewMode(QFileDialog::Detail); dialog.setOption(QFileDialog::ReadOnly, true); dialog.setWindowTitle(QString("QAXwidget操作文件")); dialog.setDirectory(QString("./")); dialog.setNameFilter(QString("所有文件(*.*);;excel(*.xlsx);;word(*.docx *.doc);;pdf(*.pdf)")); if (dialog.exec()) { QStringList files = dialog.selectedFiles(); for(auto filename : files) { if(filename.endsWith(".xlsx")) { this->openExcel(filename); } else if(filename.endsWith(".docx") || filename.endsWith(".doc")) { this->openWord(filename); } else if(filename.endsWith(".pdf")) { this->openPdf(filename); } } } }