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Gui: tmp. redirect stderr to a file to suppress an error message from spnav

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This commit is contained in:
wmayer
2022-04-16 15:43:40 +02:00
parent 5822568566
commit cfe94b00d3
1 changed files with 31 additions and 4 deletions
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35
src/Gui/3Dconnexion/GuiNativeEventLinux.cpp
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@@ -21,17 +21,42 @@
***************************************************************************/
#include <FCConfig.h>
#include <cstdio>
#include "GuiNativeEventLinux.h"
#include "GuiApplicationNativeEventAware.h"
#include <Base/Console.h>
#include <Base/FileInfo.h>
#include <QMainWindow>
#include <QSocketNotifier>
#include <spnav.h>
namespace {
class RedirectStdErr
{
public:
RedirectStdErr()
: fi(Base::FileInfo::getTempFileName())
, file(stderr)
{
stderr = fopen(fi.filePath().c_str(), "w");
}
~RedirectStdErr()
{
fclose(stderr);
fi.deleteFile();
stderr = file;
}
private:
Base::FileInfo fi;
FILE* file;
};
}
Gui::GuiNativeEvent::GuiNativeEvent(Gui::GUIApplicationNativeEventAware *app)
: GuiAbstractNativeEvent(app)
{
@@ -47,14 +72,16 @@ Gui::GuiNativeEvent::~GuiNativeEvent()
void Gui::GuiNativeEvent::initSpaceball(QMainWindow *window)
{
Q_UNUSED(window)
// tmp. redirect stderr to a file to suppress an error message from spnav_open()
RedirectStdErr err;
Q_UNUSED(window)
if (spnav_open() == -1) {
Base::Console().Log("Couldn't connect to spacenav daemon. Please ignore if you don't have a spacemouse.\n");
} else {
Base::Console().Log("Connected to spacenav daemon\n");
QSocketNotifier* SpacenavNotifier = new QSocketNotifier(spnav_fd(), QSocketNotifier::Read, this);
connect(SpacenavNotifier, SIGNAL(activated(int)), this, SLOT(pollSpacenav()));
mainApp->setSpaceballPresent(true);
QSocketNotifier* SpacenavNotifier = new QSocketNotifier(spnav_fd(), QSocketNotifier::Read, this);
connect(SpacenavNotifier, SIGNAL(activated(int)), this, SLOT(pollSpacenav()));
mainApp->setSpaceballPresent(true);
}
}