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<div><br></div><div>I've seen stack overflow if a needed function is not implemented in QVTKPaintEngine.</div><div>You should be able to tell which one with a debugger.</div><div><br></div><div>Clint</div><br><div><div>On Nov 3, 2009, at 11:10 AM, Zoltán Bárdosi wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"> Hello all,<br><br>I'd like to have a Qt+VTK integration similar to the Examples/GUI/Qt/GraphicsView.<br>My problem is that if I add a simple combo-box to the embedded dialog, the program crashes with stack overflow when I click on the combo box.<br>Other controls seems to work (button, checkbox...).<br><br>You can(?) reproduce if you put <br><br> QComboBox *cb = new QComboBox();<br> cb->addItem("first");<br> cb->addItem("second");<br> d->layout()->addWidget(cb);<br><br>into MyScene::MyScene().<br><br><br>If I change the viewport from the QVTKWidget to a QGLWidget:<br><br>//this->setViewport(mWidget);<br>this->setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers)));<br><br>and comment the paintEvent, drawBackground implementations, then<br>the embedded widget seems to work fine with the combobox. (but there is no vtk render).<br><br>if I don't remove paintEvent, drawBackground, then nothing is visible..<br><br>Do you have any idea what is wrong, and how can I get it working?<br><br>Thanks,<br>Zoltan<br><br> <br><hr>Windows Live: <a href="http://www.microsoft.com/middleeast/windows/windowslive/see-it-in-action/social-network-basics.aspx?ocid=PID23461::T:WLMTAGL:ON:WL:en-xm:SI_SB_3:092010" target="_new">Friends get your Flickr, Yelp, and Digg updates when they e-mail you.</a><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">_______________________________________________</div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Powered by <a href="http://www.kitware.com">www.kitware.com</a></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><br></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Visit other Kitware open-source projects at <a href="http://www.kitware.com/opensource/opensource.html">http://www.kitware.com/opensource/opensource.html</a></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><br></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Please keep messages on-topic and check the VTK FAQ at: <a href="http://www.vtk.org/Wiki/VTK_FAQ">http://www.vtk.org/Wiki/VTK_FAQ</a></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; min-height: 14px; "><br></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">Follow this link to subscribe/unsubscribe:</div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><a href="http://www.vtk.org/mailman/listinfo/vtkusers">http://www.vtk.org/mailman/listinfo/vtkusers</a></div> </blockquote></div><br></body></html>