IdleDetection.cxx

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#include <tools/IdleDetection.hxx>
 
#include <slideshow.hxx>
#include <ViewShellBase.hxx>
 
#include <vcl/window.hxx>
#include <sfx2/viewfrm.hxx>
 
#include <com/sun/star/frame/XFrame.hpp>
#include <vcl/svapp.hxx>
 
using namespace ::com::sun::star;
 
namespace sd::tools {
 
IdleState IdleDetection::GetIdleState (const vcl::Window* pWindow)
{
    IdleState nResult (CheckInputPending() | CheckSlideShowRunning());
    if (pWindow != nullptr)
        nResult |= CheckWindowPainting(*pWindow);
    return nResult;
}
 
IdleState IdleDetection::CheckInputPending()
{
    if (Application::AnyInput(VclInputFlags::MOUSE | VclInputFlags::KEYBOARD | VclInputFlags::PAINT))
        return IdleState::SystemEventPending;
    else
        return IdleState::Idle;
}
 
IdleState IdleDetection::CheckSlideShowRunning()
{
    IdleState eResult (IdleState::Idle);
 
    // Iterate over all view frames.
    for (SfxViewFrame* pViewFrame = SfxViewFrame::GetFirst();
         pViewFrame!=nullptr;
         pViewFrame = SfxViewFrame::GetNext(*pViewFrame))
    {
        // Ignore the current frame when it does not exist, is not valid, or
        // is not active.
        bool bIgnoreFrame (true);
        uno::Reference<frame::XFrame> xFrame (pViewFrame->GetFrame().GetFrameInterface());
        try
        {
            if (xFrame.is() && xFrame->isActive())
                bIgnoreFrame = false;
        }
        catch (const uno::RuntimeException&)
        {
        }
        if (bIgnoreFrame)
            continue;
 
        // Get sd::ViewShell from active frame.
        ViewShellBase* pBase = ViewShellBase::GetViewShellBase(pViewFrame);
        if (pBase != nullptr)
        {
            rtl::Reference< SlideShow > xSlideShow( SlideShow::GetSlideShow( *pBase ) );
            if( xSlideShow.is() && xSlideShow->isRunning() )
            {
                if (xSlideShow->isFullScreen())
                    eResult |= IdleState::FullScreenShowActive;
                else
                    eResult |= IdleState::WindowShowActive;
            }
        }
    }
 
    return eResult;
}
 
IdleState IdleDetection::CheckWindowPainting (const vcl::Window& rWindow)
{
    if (rWindow.IsInPaint())
        return IdleState::WindowPainting;
    else
        return IdleState::Idle;
}
 
} // end of namespace ::sd::tools
 
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