[Paraview] Extending pqAutoGeneratedObjectPanel for custom reader?

[Utkarsh Ayachit]

Are you sure the FooReader proxy is created as expected when you open
the file you want to read?

Utkarsh

On Mon, Sep 28, 2009 at 6:46 PM, Karl König <kkoenig11 at web.de> wrote:
> Hi,
>
> I felt bold today and tried to extend the automatically created panel
> for my custom reader. According to
> http://www.paraview.org/Wiki/CustomObjectPanels,
> http://www.paraview.org/Wiki/Plugin_HowTo#Adding_an_object_panel and
> http://www.paraview.org/Wiki/images/8/8a/PV_Vis09_Tut_Plugins.pdf it
> shouldn't be too difficult. For the ConePanel example everything worked
> as expected, but it seems I'm doing something wrong when porting things
> to a custom reader: Its panel isn't altered and the debugger shows that
> the extra code is never visited. Hopefully someone can point me into the
> right direction.
>
> I changed the CMakeLists.txt (from the tarball in
> http://www.paraview.org/pipermail/paraview/2009-September/013719.html,
> just in case) to
>
> [...]
> IF (PARAVIEW_BUILD_QT_GUI)
>    QT4_WRAP_CPP(MOC_SRCS pqFooReaderPanel.h)
>
>    ADD_PARAVIEW_OBJECT_PANEL(IFACES IFACE_SRCS
>      CLASS_NAME pqFooReaderPanel
>      XML_NAME FooReader # name of SourceProxy in SM xml
>      XML_GROUP sources
>      )
>
>    ADD_PARAVIEW_PLUGIN(FooReaderPlugin "0.1"
>      SERVER_MANAGER_XML FooReaderSM.xml
>      SERVER_MANAGER_SOURCES vtkFooReader.cxx
>      GUI_INTERFACES ${IFACES}
>      GUI_SOURCES ${MOC_SRCS} ${UI_SRCS} ${IFACE_SRCS}
>      GUI_RESOURCE_FILES FooReaderGUI.xml
>      )
> ENDIF (PARAVIEW_BUILD_QT_GUI)
> [...]
>
> and added a file pqFooReaderPanel.h with
>
> #ifndef __pqFooReaderPanel_h
> #define __pqFooReaderPanel_h
> #include "pqAutoGeneratedObjectPanel.h"
> #include <QLabel>
> #include <QLayout>
>
> /// Custom panel for FooReader source.
> /// This panel is only provided to add capabilities to hide/gray out
> /// GUI elements in case they do not apply.
> class pqFooReaderPanel : public pqAutoGeneratedObjectPanel
> {
>  Q_OBJECT;
>  typedef pqAutoGeneratedObjectPanel Superclass;
>
> public:
>  pqFooReaderPanel(pqProxy *proxy, QWidget *p) :
>    pqAutoGeneratedObjectPanel(proxy, p)
>    {
>      this->layout()->addWidget(new QLabel("This is from a plugin", this));
>    }
>  //virtual ~pqFooReaderPanel();
>
> protected:
> };
> #endif //__pqFooReaderPanel_h
>
> Having studied Qt/Components/pqClipPanel.cxx and
> Qt/Components/pqGlyphPanel.cxx I think I know how to proceed from here,
> but I cannot figure out how to tell PV to execute this tiny piece of
> code when running my custom reader. I doubt I have to create the panel
> from scratch using Qt Designer and providing a complete new *.ui file
> for this purpose.
>
> Thanks a lot in advance for any hints.
> Karl
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