wxWidgets Discussion Forum

In Linux wxWidgets lib must have problem.
It must works on both OS.
Thank you
Jim.

For PB code i take error when pick an item... Is library's bug? /usr/include/wx-3.0/wx/strvararg.h(456): assert "(argtype & (wxFormatStringSpecifier<T>::value)) == argtype" failed in wxArgNormalizer(): format specifier doesn't match argument type But when disable code // wxLogMessage(&...

Hello.
I upload the code, is from zetcode example.
Thank you
Jim

Yes this is line with problem. I assume the line that causes the problem is: m_lc2->DeleteItem(i); Supposse m_lc2 has 2 objects, and click to first i take i=0 and j=2. But i<j and proplem is the same. Is problem of library? I use wxWidgets3.0.3 stable. Even using DeleteAllItems () i have the same pr...

Hello in code bellow i am trying to delete items from wxListCtrl, but i take an error on OnSelectItem, last line. The pos i of item is ok. ../include/wx/dynarray.h(838): assert "uiIndex < m_nCount" failed in Item(). Thank you Jim. TextDrop::TextDrop(const wxString& title) : wxFrame(NUL...

Hello. In certain pdf file that i upload there is problem inserting the page.

../src/common/mstream.cpp(196): assert "buffer" failed in CopyTo(): must have buffer to CopyTo

Thank you.
Jim

Hello, i am looking is for editing with easy way, without add page, making a new pdf.
Thank you for your answer.
Jim

We find in sites online services to rotate a page in a pdf.
With wxPDFDoc lib there is an easy way to rotate a page from pdf?
Thank you
Jim

That is right way as you say.
Thank you.
Jim

With Rescale works fine.
Thank you
Jim.

Sorry, ok, but even i use ... the scaled image img i have the same result...

Even i use ..

i have the same result...

Thank you.
Jim

Hello. At place xi,yi i want to put an image with width xj-xi and hight yj-yi. I use this code, but the image don't resize in (xi,yi)(xj,yj) rectangle. What i have wrong? Thank you. Jim wxBitmap bmp(imageFile,wxBITMAP_TYPE_ANY); wxImage img=bmp.ConvertToImage(); double dx=abs(xj-xi); double dy=abs(y...

Hello, in code bellow i have problem.. GetWidth gives wrong for jpg image. Image is ok. Thank you. Jim. ASSERT INFO: ../src/gtk/bitmap.cpp(924): assert "IsOk()" failed in GetWidth(): invalid bitmap wxInitAllImageHandlers(); wxFileName img("myimage.jpg"); wxBitmap bmp = wxBitmap(i...

I am find the wrong. Must have wxFrame in wxPanel place.
Thank you.
Jim

Hello. I send the code. I have make another exactly the same with different names and works. Here is wrong and i am trying to understand why. Thank you. Jim #include <wx/artprov.h> #include <wx/xrc/xmlres.h> #include <wx/string.h> #include <wx/button.h> #include <wx/gdicmn.h> #include <wx/font.h> #i...