本文整理汇总了C++中app::Document::exportGraphviz方法的典型用法代码示例。如果您正苦于以下问题：C++ Document::exportGraphviz方法的具体用法？C++ Document::exportGraphviz怎么用？C++ Document::exportGraphviz使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类app::Document的用法示例。
在下文中一共展示了Document::exportGraphviz方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: activated
void StdCmdExportGraphviz::activated(int iMsg)
{
App::Document* doc = App::GetApplication().getActiveDocument();
std::stringstream str;
doc->exportGraphviz(str);
ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Paths");
QProcess proc;
QStringList args;
args << QLatin1String("-Tpng");
#ifdef FC_OS_LINUX
QString path = QString::fromUtf8(hGrp->GetASCII("Graphviz", "/usr/bin").c_str());
#else
QString path = QString::fromUtf8(hGrp->GetASCII("Graphviz").c_str());
#endif
bool pathChanged = false;
#ifdef FC_OS_WIN32
QString exe = QString::fromAscii("\"%1/dot\"").arg(path);
#else
QString exe = QString::fromAscii("%1/dot").arg(path);
#endif
proc.setEnvironment(QProcess::systemEnvironment());
do {
proc.start(exe, args);
if (!proc.waitForStarted()) {
int ret = QMessageBox::warning(getMainWindow(),
qApp->translate("Std_ExportGraphviz","Graphviz not found"),
qApp->translate("Std_ExportGraphviz","Graphviz couldn't be found on your system.\n"
"Do you want to specify its installation path if it's already installed?"),
QMessageBox::Yes, QMessageBox::No);
if (ret == QMessageBox::No)
return;
path = QFileDialog::getExistingDirectory(Gui::getMainWindow(),
qApp->translate("Std_ExportGraphviz","Graphviz installation path"));
if (path.isEmpty())
return;
pathChanged = true;
#ifdef FC_OS_WIN32
exe = QString::fromAscii("\"%1/dot\"").arg(path);
#else
exe = QString::fromAscii("%1/dot").arg(path);
#endif
}
else {
if (pathChanged)
hGrp->SetASCII("Graphviz", (const char*)path.toUtf8());
break;
}
}
while(true);
proc.write(str.str().c_str(), str.str().size());
proc.closeWriteChannel();
if (!proc.waitForFinished())
return;
QPixmap px;
if (px.loadFromData(proc.readAll(), "PNG")) {
Gui::ImageView* view = new Gui::ImageView(px);
view->setWindowTitle(qApp->translate("Std_ExportGraphviz","Dependency graph"));
getMainWindow()->addWindow(view);
}
else {
QMessageBox::warning(getMainWindow(),
qApp->translate("Std_ExportGraphviz","Graphviz failed"),
qApp->translate("Std_ExportGraphviz","Graphviz failed to create an image file"));
}
}