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SetWindowRgn() for buttons

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  • A Asha Udupa

    Hi I am trying to set a region for buttons. here is code: CRect the_rect; m_SearchBtn->GetClientRect(the_rect); HRGN region_handle = CreateEllipticRgnIndirect(the_rect); int nRet=m_SearchBtn->SetWindowRgn(region_handle,TRUE); nRet value is always non-zero. But still the button shape won't change. Could anyone tell me what is wrong? Regards

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    Behzad Ebrahimi
    wrote on last edited by
    #2

    Do NOT conflit refrence and value! In MSDN --> void GetClientRect( LPRECT lpRect ) const; So use m_SearchBtn->GetClientRect(**&the_rect); HRGN region_handle = CreateEllipticRgnIndirect(&**the_rect); ....

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    • B Behzad Ebrahimi

      Do NOT conflit refrence and value! In MSDN --> void GetClientRect( LPRECT lpRect ) const; So use m_SearchBtn->GetClientRect(**&the_rect); HRGN region_handle = CreateEllipticRgnIndirect(&**the_rect); ....

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      Asha Udupa
      wrote on last edited by
      #3

      It won't work even with reference.

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      • A Asha Udupa

        It won't work even with reference.

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        T Offline
        ThatsAlok
        wrote on last edited by
        #4

        First Set the Style of Button to Owner Draw!

        "Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

        cheers, Alok Gupta

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        • T ThatsAlok

          First Set the Style of Button to Owner Draw!

          "Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

          cheers, Alok Gupta

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          Asha Udupa
          wrote on last edited by
          #5

          If I enable OWNERDRAW, button is not been visible. Otherwise it displays in a default rectangle shape.

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          • A Asha Udupa

            If I enable OWNERDRAW, button is not been visible. Otherwise it displays in a default rectangle shape.

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            Behzad Ebrahimi
            wrote on last edited by
            #6

            For more information see one of stuff on this site such as: http://www.codeproject.com/buttonctrl/cxskinbutton.asp[^] I think you must use SelectClipRgn(...) after SetWindowRgn(...) BeB

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            • B Behzad Ebrahimi

              Do NOT conflit refrence and value! In MSDN --> void GetClientRect( LPRECT lpRect ) const; So use m_SearchBtn->GetClientRect(**&the_rect); HRGN region_handle = CreateEllipticRgnIndirect(&**the_rect); ....

              R Offline
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              Ryan Binns
              wrote on last edited by
              #7

              Behzad Ebrahimi wrote: Do NOT conflit refrence and value! In MSDN --> void GetClientRect( LPRECT lpRect ) const; So use m_SearchBtn->GetClientRect(&the_rect); HRGN region_handle = CreateEllipticRgnIndirect(&the_rect); CRect has an operator that returns an LPRECT or LPCRECT, so his code was perfectly valid.

              Ryan

              "Punctuality is only a virtue for those who aren't smart enough to think of good excuses for being late" John Nichol "Point Of Impact"

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              • B Behzad Ebrahimi

                For more information see one of stuff on this site such as: http://www.codeproject.com/buttonctrl/cxskinbutton.asp[^] I think you must use SelectClipRgn(...) after SetWindowRgn(...) BeB

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                Asha Udupa
                wrote on last edited by
                #8

                SelectClipRgn(..) didn't help........

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                • A Asha Udupa

                  If I enable OWNERDRAW, button is not been visible. Otherwise it displays in a default rectangle shape.

                  T Offline
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                  ThatsAlok
                  wrote on last edited by
                  #9

                  After Setting Owner Draw Style, You have to use [CButton::DrawItem]to draw button. Or take a look at button wrapper classes here at CP [Link] http://www.codeproject.com/buttonctrl/[^]

                  "Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

                  cheers, Alok Gupta

                  A 1 Reply Last reply
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                  • T ThatsAlok

                    After Setting Owner Draw Style, You have to use [CButton::DrawItem]to draw button. Or take a look at button wrapper classes here at CP [Link] http://www.codeproject.com/buttonctrl/[^]

                    "Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

                    cheers, Alok Gupta

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                    Asha Udupa
                    wrote on last edited by
                    #10

                    I don't want to owner draw the button. I just need to change the shape of it. Any other solution?

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                    • A Asha Udupa

                      I don't want to owner draw the button. I just need to change the shape of it. Any other solution?

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                      ThatsAlok
                      wrote on last edited by
                      #11

                      I Belive I have to make one for you. Wait for hour,I will send you demo application!

                      "Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

                      cheers, Alok Gupta

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                      • A Asha Udupa

                        I don't want to owner draw the button. I just need to change the shape of it. Any other solution?

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                        ThatsAlok
                        wrote on last edited by
                        #12

                        I found some good article relating to your problem:- http://www.codeproject.com/buttonctrl/polybtn.asp[^] http://www.codeproject.com/buttonctrl/roundbuttons.asp[^]

                        "Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

                        cheers, Alok Gupta

                        1 Reply Last reply
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                        • R Ryan Binns

                          Behzad Ebrahimi wrote: Do NOT conflit refrence and value! In MSDN --> void GetClientRect( LPRECT lpRect ) const; So use m_SearchBtn->GetClientRect(&the_rect); HRGN region_handle = CreateEllipticRgnIndirect(&the_rect); CRect has an operator that returns an LPRECT or LPCRECT, so his code was perfectly valid.

                          Ryan

                          "Punctuality is only a virtue for those who aren't smart enough to think of good excuses for being late" John Nichol "Point Of Impact"

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                          Behzad Ebrahimi
                          wrote on last edited by
                          #13

                          Thanks Ryan. You are right.:-O:doh: I always use refrence tag to take my code more readable.:rolleyes:

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