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Improve grapgviz integration

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This commit is contained in:
wmayer
2012-06-13 12:52:17 +02:00
parent 11620c4f41
commit 3259a16c29
1 changed files with 66 additions and 33 deletions
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99
src/Gui/CommandDoc.cpp
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@@ -25,6 +25,8 @@
#ifndef _PreComp_
# include <QClipboard>
# include <QEventLoop>
# include <QFileDialog>
# include <QLabel>
# include <QStatusBar>
# include <QPointer>
# include <QProcess>
@@ -319,6 +321,28 @@ bool StdCmdMergeProjects::isActive(void)
// Std_ExportGraphviz
//===========================================================================
namespace Gui {
class ImageView : public MDIView
{
public:
ImageView(const QPixmap& p, QWidget* parent=0) : MDIView(0, parent)
{
scene = new QGraphicsScene();
scene->addPixmap(p);
view = new QGraphicsView(scene, this);
view->show();
setCentralWidget(view);
}
~ImageView()
{
delete scene;
delete view;
}
QGraphicsScene* scene;
QGraphicsView* view;
};
}
DEF_STD_CMD_A(StdCmdExportGraphviz);
StdCmdExportGraphviz::StdCmdExportGraphviz()
@@ -336,48 +360,57 @@ StdCmdExportGraphviz::StdCmdExportGraphviz()
void StdCmdExportGraphviz::activated(int iMsg)
{
App::Document* doc = App::GetApplication().getActiveDocument();
Base::FileInfo fi(Base::FileInfo::getTempFileName());
Base::ofstream str(fi);
std::stringstream str;
doc->exportGraphviz(str);
str.close();
Base::FileInfo out(Base::FileInfo::getTempFileName());
ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/Paths");
QProcess proc;
QEventLoop loop;
QObject::connect(&proc, SIGNAL(finished(int, QProcess::ExitStatus)),
&loop, SLOT(quit()));
QStringList args;
args << QLatin1String("-Tpng") << QString::fromUtf8(fi.filePath().c_str())
<< QLatin1String("-o") << QString::fromUtf8(out.filePath().c_str());
QString exe = QLatin1String("dot");
QStringList env = QProcess::systemEnvironment();
proc.setEnvironment(env);
proc.start(exe, args);
if (proc.state() == QProcess::Running) {
loop.exec();
fi.deleteFile();
}
else {
QMessageBox::warning(getMainWindow(),
qApp->translate("Std_ExportGraphviz","Graphviz not found"),
qApp->translate("Std_ExportGraphviz","Graphviz couldn't be found on your system"));
fi.deleteFile();
return;
args << QLatin1String("-Tpng");
QString path = QString::fromUtf8(hGrp->GetASCII("Graphviz").c_str());
bool pathChanged = false;
QString exe = QString::fromAscii("\"%1/dot\"").arg(path);
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;
exe = QString::fromAscii("\"%1/dot\"").arg(path);
}
else {
if (pathChanged)
hGrp->SetASCII("Graphviz", (const char*)path.toUtf8());
break;
}
}
while(true);
if (out.exists()) {
QPixmap px(QString::fromUtf8(out.filePath().c_str()), "PNG");
out.deleteFile();
QLabel* label = new QLabel(0);
label->setAttribute(Qt::WA_DeleteOnClose);
label->setPixmap(px);
label->resize(px.size());
label->show();
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"));
qApp->translate("Std_ExportGraphviz","Graphviz failed"),
qApp->translate("Std_ExportGraphviz","Graphviz failed to create an image file"));
}
}