demos/dbbrowse/dbbrowse.cpp

   1 //----------------------------------------------------------------------------------------
   2 // Name:        dbbrowse.cpp
   3 // Purpose:     Through ODBC - Databases Browsen
   4 // Author:      Mark Johnson, mj10777@gmx.net
   5 // Modified by:
   6 // BJO        : Bart A.M. JOURQUIN
   7 // Created:     19991127
   8 // Copyright:   (c) Mark Johnson
   9 // Licence:     wxWindows license
  10 // RCS-ID:      $Id$
  11 //----------------------------------------------------------------------------------------
  12 //-- all #ifdefs that the whole Project needs. -------------------------------------------
  13 //----------------------------------------------------------------------------------------
  14 #ifdef __GNUG__
  15  #pragma implementation
  16  #pragma interface
  17 #endif
  18 //----------------------------------------------------------------------------------------
  19 // For compilers that support precompilation, includes "wx/wx.h".
  20 #include "wx/wxprec.h"
  21 //----------------------------------------------------------------------------------------
  22 #ifdef __BORLANDC__
  23  #pragma hdrstop
  24 #endif
  25 //----------------------------------------------------------------------------------------
  26 #ifndef WX_PRECOMP
  27  #include "wx/wx.h"
  28 #endif
  29 //----------------------------------------------------------------------------------------
  30 #ifndef __WXMSW__
  31 #endif
  32  #include "bitmaps/logo.xpm"
  33 //----------------------------------------------------------------------------------------
  34 //-- all #includes that every .cpp needs             --- 19990807.mj10777 ----------------
  35 //----------------------------------------------------------------------------------------
  36 #include "std.h"    // sorgsam Pflegen !
  37 #include <iostream>
  38 //----------------------------------------------------------------------------------------
  39 //-- Some Global Vars for this file ------------------------------------------------------
  40 //----------------------------------------------------------------------------------------
  41 MainFrame *frame = NULL;      // The one and only MainFrame
  42 //----------------------------------------------------------------------------------------
  43 BEGIN_EVENT_TABLE(MainFrame, wxFrame)
  44  EVT_MENU(QUIT, MainFrame::OnQuit)
  45  EVT_MENU(ABOUT, MainFrame::OnAbout)
  46  EVT_MENU(HELP, MainFrame::OnHelp)
  47  EVT_SIZE(MainFrame::OnSize)
  48 END_EVENT_TABLE()
  49 //----------------------------------------------------------------------------------------
  50 IMPLEMENT_APP(MainApp)
  51 //----------------------------------------------------------------------------------------
  52 // 'Main program' equivalent, creating windows and returning main app frame
  53 //----------------------------------------------------------------------------------------
  54 bool MainApp::OnInit(void)
  55 {
  56  //---------------------------------------------------------------------------------------
  57  // set the language to use
  58  const char *langhelp = NULL;
  59  const char *language = NULL;
  60  const char *langid   = NULL;
  61  //---------------------------------------------------------------------------------------
  62  //-- Graphic File suport - use only when needed, otherwise big .exe's
  63  //---------------------------------------------------------------------------------------
  64 #if wxUSE_LIBPNG
  65  wxImage::AddHandler( new wxPNGHandler );   // needed for help System
  66 #endif
  67 /*
  68 #if wxUSE_LIBJPEG
  69  wxImage::AddHandler(new wxJPEGHandler );   // use only when needed, otherwise big .exe's
  70 #endif
  71  wxImage::AddHandler( new wxGIFHandler );   // use only when needed, otherwise big .exe's
  72  wxImage::AddHandler( new wxPCXHandler );   // use only when needed, otherwise big .exe's
  73  wxImage::AddHandler( new wxPNMHandler );   // use only when needed, otherwise big .exe's
  74 */
  75 #ifdef __WXMSW__
  76  // wxBitmap::AddHandler( new wxXPMFileHandler );   // Attempt to use XPS instead of ico
  77  // wxBitmap::AddHandler( new wxXPMDataHandler );   // - Attempt failed
  78 #endif
  79  //---------------------------------------------------------------------------------------
  80  langid = "std"; // Standard language is "std" = english
  81  switch ( argc )
  82  {
  83   default:
  84       // ignore the other args, fall through
  85   case 3:
  86       language = argv[2];
  87       langid   = argv[1];
  88       break;
  89   case 2:
  90       langid = argv[1];
  91       break;
  92   case 1:
  93       break;
  94  };
  95  //---------------------------------------------------------------------------------------
  96  // we're using wxConfig's "create-on-demand" feature: it will create the
  97  // config object when it's used for the first time. It has a number of
  98  // advantages compared with explicitly creating our wxConfig:
  99  //  1) we don't pay for it if we don't use it
 100  //  2) there is no danger to create it twice
 101
 102  // application and vendor name are used by wxConfig to construct the name
 103  // of the config file/registry key and must be set before the first call
 104  // to Get() if you want to override the default values (the application
 105  // name is the name of the executable and the vendor name is the same)
 106  //---------------------------------------------------------------------------------------
 107  SetVendorName("mj10777");
 108  SetAppName("DBBrowser");
 109  p_ProgramCfg = wxConfigBase::Get();
 110  // p_ProgramCfg->DeleteAll();
 111  p_ProgramCfg->SetPath("/");
 112  wxString Temp0, Temp1;
 113  Temp0.Empty();
 114  //---------------------------------------------------------------------------------------
 115  //-- Set the Language and remember it for the next time. --------------------------------
 116  //---------------------------------------------------------------------------------------
 117  langhelp = "help.std/dbbrowse.hhp";
 118  if (langid == "std")
 119  {
 120   p_ProgramCfg->Read("/Local/langid",&Temp0); // >const char *langid< can't be used here
 121   if (Temp0 == "")
 122    langid = "std";
 123   else
 124    langid = Temp0;
 125  }
 126  Temp0 = langid;
 127  p_ProgramCfg->Write("/Local/langid",Temp0); // >const char *langid< can't be used here
 128  //---------------------------------------------------------------------------------------
 129  // Support the following languages  (std = english)
 130  if (Temp0 != "std")
 131  {
 132   if (Temp0 == "cz")
 133   {
 134    language = "czech";  // csy or czech
 135    langhelp = "help.cz/dbbrowse.hhp";
 136   }
 137   if ((Temp0 == "de") || (Temp0 == "a"))
 138   {
 139    language = "german";  // deu or german
 140    langhelp = "help.de/dbbrowse.hhp";
 141   }
 142   if (Temp0 == "fr")
 143   {
 144    language = "french";  // fra or french
 145    langhelp = "help.fr/dbbrowse.hhp";
 146   }
 147   if (Temp0 == "pl")
 148   {
 149    language = "polish";  // plk or polish
 150    langhelp = "help.pl/dbbrowse.hhp";
 151   }
 152   if (!m_locale.Init(language, langid, language))      // setlocale(LC_ALL,""); does not work
 153    wxMessageBox("SetLocale error");
 154   m_locale.AddCatalog("PgmText");
 155   m_locale.AddCatalog("Help");
 156   Temp0 = language;
 157   p_ProgramCfg->Write("/Local/language",Temp0);
 158  }
 159  else
 160  {
 161   Temp0 = "english";
 162   p_ProgramCfg->Write("/Local/language",Temp0);
 163   Temp0 = "std";    // allways english if not german or french (at the moment austrian)
 164  }
 165  //---------------------------------------------------------------------------------------
 166  Temp0 = "NONE";
 167  p_ProgramCfg->Write("/NONE",Temp0);
 168  p_ProgramCfg->Write("/Paths/NONE",Temp0);
 169  p_ProgramCfg->Write("/MainFrame/NONE",Temp0);
 170  //---------------------------------------------------------------------------------------
 171  p_ProgramCfg->Write("/Paths/Work",wxGetCwd());
 172  p_ProgramCfg->SetPath("/");
 173  //---------------------------------------------------------------------------------------
 174  // restore frame position and size, if empty start Values (1,1) and (750,600)
 175  int x = p_ProgramCfg->Read("/MainFrame/x", 1), y = p_ProgramCfg->Read("/MainFrame/y", 1),
 176      w = p_ProgramCfg->Read("/MainFrame/w", 750), h = p_ProgramCfg->Read("/MainFrame/h", 600);
 177  //---------------------------------------------------------------------------------------
 178  // Create the main frame window
 179  frame = new MainFrame((wxFrame *) NULL, (char *) _("DBBrowser - mj10777"),wxPoint(x,y),wxSize(w,h));
 180  //---------------------------------------------------------------------------------------
 181  // Set the Backgroundcolour (only need if your are NOT using wxSYS_COLOUR_BACKGROUND)
 182  frame->SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BACKGROUND));
 183  // frame->SetBackgroundColour(wxColour(255, 255, 255));
 184  // frame->SetBackgroundColour(* wxWHITE);
 185  //---------------------------------------------------------------------------------------
 186  // Give it an icon
 187  frame->SetIcon(wxICON(aLogo));    // Programm Icon = lowest name in RC File
 188  //---------------------------------------------------------------------------------------
 189  // Make a menubar
 190  wxMenu *file_menu = new wxMenu;
 191  wxMenu *help_menu = new wxMenu;
 192
 193  help_menu->Append(HELP, _("&Help"));
 194  help_menu->AppendSeparator();
 195  help_menu->Append(ABOUT, _("&About"));
 196  file_menu->Append(QUIT, _("E&xit"));
 197
 198  wxMenuBar *menu_bar = new wxMenuBar;
 199  menu_bar->Append(file_menu, _("&File"));
 200  menu_bar->Append(help_menu, _("&Help"));
 201  frame->SetMenuBar(menu_bar);
 202  frame->CreateStatusBar(1);
 203  Temp0.Printf(_("%s has started !"),p_ProgramCfg->GetAppName().c_str());
 204  frame->SetStatusText(Temp0, 0);
 205  //---------------------------------------------------------------------------------------
 206  int width, height;
 207  frame->GetClientSize(&width, &height);
 208  //---------------------------------------------------------------------------------------
 209  frame->p_Splitter = new DocSplitterWindow(frame,-1);
 210  // p_Splitter->SetCursor(wxCursor(wxCURSOR_PENCIL));
 211  frame->pDoc                       = new mjDoc();
 212  frame->pDoc->p_MainFrame          = frame;
 213  frame->pDoc->p_Splitter           = frame->p_Splitter;
 214  frame->pDoc->p_Splitter->pDoc     = frame->pDoc;       // ControlBase: saving the Sash
 215  if (!frame->pDoc->OnNewDocument())
 216   frame->Close(TRUE);
 217  frame->SetClientSize(width, height);    // the wxSplitter does not show correctly without this !
 218  //---------------------------------------------------------------------------------------
 219  //-- Problem : GetClientSize(Width,Hight) are not the same as the values given in the ---
 220  //--            construction of the Frame.                                            ---
 221  //-- Solved  : GetClientSize is called here and the difference is noted. When the     ---
 222  //--           Window is closed the diff. is added to the result of GetClientSize.    ---
 223  //---------------------------------------------------------------------------------------
 224  frame->GetClientSize(&frame->DiffW, &frame->DiffH); frame->DiffW-=w; frame->DiffH-=h;
 225  //----------------------------------------------------------------------------
 226  //-- Help    :                                                                        ---
 227  //----------------------------------------------------------------------------
 228  frame->p_Help = new wxHtmlHelpController();   // construct the Help System
 229  frame->p_Help->UseConfig(p_ProgramCfg);       // Don't rember what this was for
 230  frame->p_Help->AddBook(langhelp);             // Use the language set
 231  frame->pDoc->p_Help = frame->p_Help;          // Save the information to the document
 232  //---------------------------------------------------------------------------------------
 233  // Show the frame
 234  frame->Show(TRUE);
 235  SetTopWindow(frame);
 236  //---------------------------------------------------------------------------------------
 237  p_ProgramCfg->Flush(TRUE);        // sicher Objekt
 238  return TRUE;
 239 } // bool MainApp::OnInit(void)
 240 //----------------------------------------------------------------------------------------
 241 // My frame constructor
 242 //----------------------------------------------------------------------------------------
 243 MainFrame::MainFrame(wxFrame *frame, char *title,  const wxPoint& pos, const wxSize& size):
 244   wxFrame(frame, -1, title,  pos, size)
 245 {
 246  //--- Everything is done in MainApp -----------------------------------------------------
 247 }
 248 //----------------------------------------------------------------------------------------
 249 MainFrame::~MainFrame(void)
 250 {
 251  // save the control's values to the config
 252  if ( p_ProgramCfg == NULL )
 253    return;
 254  // save the frame position
 255  int x, y, w, h;
 256  GetPosition(&x, &y);
 257  GetClientSize(&w, &h); w -= DiffW; h -= DiffH;
 258  p_ProgramCfg->Write("/MainFrame/x", (long) x);
 259  p_ProgramCfg->Write("/MainFrame/y", (long) y);
 260  p_ProgramCfg->Write("/MainFrame/w", (long) w);
 261  p_ProgramCfg->Write("/MainFrame/h", (long) h);
 262  p_ProgramCfg->Write("/MainFrame/Sash", (long) pDoc->Sash);
 263  // clean up: Set() returns the active config object as Get() does, but unlike
 264  // Get() it doesn't try to create one if there is none (definitely not what
 265  // we want here!)
 266  // delete wxConfigBase::Set((wxConfigBase *) NULL);
 267  p_ProgramCfg->Flush(TRUE);        // saves   Objekt
 268  delete frame->pDoc;               // Cleanup
 269 }
 270 //----------------------------------------------------------------------------------------
 271 void MainFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 272 {
 273  // Close the help frame; this will cause the config data to get written.
 274  if (p_Help->GetFrame()) // returns NULL if no help frame active
 275   p_Help->GetFrame()->Close(TRUE);
 276  Close(TRUE);
 277 }
 278 //----------------------------------------------------------------------------------------
 279 void MainFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 280 {
 281  wxMessageDialog dialog(this, _("DBBrowser\nMark Johnson\nBerlin, Germany\nmj10777@gmx.net\n (c) 1999"),
 282       _("About DBBrowser"), wxOK|wxCANCEL);
 283
 284  dialog.ShowModal();
 285 }
 286 //----------------------------------------------------------------------------------------
 287 void MainFrame::OnHelp(wxCommandEvent& WXUNUSED(event))
 288 {
 289  p_Help->Display("Main page");
 290 }
 291 //----------------------------------------------------------------------------------------