wxWidgets Discussion Forum

Yes you have right. That is my question. Is that possible?
In question

permanent storage such as a hard drive (why not?),

just for fun.
There is no need to do that, but only for knowledge and curiosity.
Thank you.
Jim

Hello. maybe i must start a new subject? After that code works perfect, a new idea to my mind. From clipboard all data as binary, to blob and vise versa. Is that possible? For example, copy a web page or doc file to clip and put in blob. Any time we can have it without have a file in hard disk. Than...

Hello, sorry if i am not respond. Too many things in my mind, and little time.
Thank you for the code.
As i see with code works just fine, thank you.
Jim

Hello, thank you. I have try wxBITMAP_TYPE_PNG and don’t work. Sorry, i forgot code ... wxString wxMemoryBufferToString(const wxMemoryBuffer& buffer) { wxString mystring(buffer, wxConvUTF8); return mystring; } Yes this is related to your other posts regarding wxSQLite. It is old problem for me. As i...

Hello. In code bellow i am try in first place to serialize the wxImage to wxString... ool wxImageToMemoryBuffer(const wxImage& image, wxMemoryBuffer& buffer) { wxCHECK(image.IsOk(), false); wxMemoryOutputStream stream; if ( !image.SaveFile(stream, wxBITMAP_TYPE_ANY) ) return false; buffer.SetBufSize...

Thank you. Now runs ok with select exists(select * from table where condition=value limit 1) where *=client, condition=client and value is previews client. wxString sql1=wxT("select exists(select client from clients where client='"); sql1+=cl.serialize(); sql1+=wxT("' limit 1)"); wxSQLite3ResultSet ...

Thank you. Error code is 19 and message "constraint failed[2067]: UNIQUE constraint failed: clients.client" catch (wxSQLite3Exception& e) { wxMessageBox(wxString::Format(wxT("%d"),e.GetErrorCode())); wxMessageBox(e.GetMessage()); } If client is unique it must not try to make a row. So why make the e...

Hello. Trying to insert the cl object that already exists in db, i have no error but program crashes .. The table has many other columns but the inserting object is the client, that is unique, so for the already exists must not insert a new row. Is that correct? db->ExecuteUpdate(wxS("CREATE TABLE c...

Hello. I am trying to do the same, but using code say ... error: ‘class wxString’ has no member named ‘GetWriteBuf’| Full code ... wxImage pic(omega_xpm); unsigned char* picData = pic.GetData(); wxString str; unsigned char* buf = (unsigned char*)str.GetWriteBuf(pic.GetHeight()*pic.GetWidth()*3); mem...

Sorry, don’t know how to code this ... I have try ... wxFileDialog openFileDialog(this, _("Open db file"), "", "","files (*.db)|*.db", wxFD_OPEN|wxFD_FILE_MUST_EXIST); if (openFileDialog.ShowModal() == wxID_CANCEL)return; wxString file=openFileDialog.GetPath(); wxSQLite3Database* db = initDB(); wxSt...

Hello. I must copy the rows from a one database to other. Usually i use ... wxSQLite3Database* db = initDB(); wxSQLite3ResultSet set = db->ExecuteQuery(wxS("SELECT client FROM clients")); int count = 0; wxString s; while (set.NextRow()) { s = set.GetAsString(0); s.Trim(); if(s.IsEmpty())continue; my...

Hello. Moving from Linux Mint to win10 my program (wxWidgets3.1.3 && minGW-w64 && wxFormBuilder) i have many problems, that pass. Now i have many asserts with horizonal aligment flags and wxEXPAND even in release mode. Sizers are to many. There is a way to disable asserts? I already try wxDISABLE_DE...

Thank you very mutch.
It works. Ok.
I want to know the way to reproduce in future the order of libs. There is a way?
Thanks.
Jim

Hello. Downloading wxWidgets3.1.3, minGW-w64 and build with mingw32-make SHELL=CMD.exe -f makefile.gcc BUILD=release UNICODE=1 SHARED=0 libs i have the libs libwxbase31u.a , libwxbase31u_net.a , libwxbase31u_xml.a , libwxexpat.a , libwxjpeg.a, libwxmsw31u_adv.a, libwxmsw31u_aui.a, libwxmsw31u_core.a...

Hello. Suppose i have the code bellow ... wxSQLite3Database* initDB(void) { wxString testDBName = wxS("dub.db"); wxSQLite3Database* db = new wxSQLite3Database(); db->Open(testDBName); if (!wxFileExists(testDBName)) { db->UserAdd(wxS("user"), wxS("pswd"), true); db->UserLogin(wxS("user"), wxS("pswd")...