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%%	options

copyright owner	=	Dirk Krause
copyright year	=	2015-xxxx
license		=	bsd



%%	header

/**	@file	Dk4FcsApp.h	The Dk4FcsApp class.
*/



/**	Application class, derived from wxApp, one instance per program.
*/
class Dk4FcsApp : public wxApp
{
  protected:

    /**	Helper object.
    */
    Dk4WxApplicationHelper	 *pAh;

    /**	Controller fr online help.
    */
    Dk4WxHelpController		 *pHc;

  protected:

    /**	Show error message if not sufficient memory available.
    */
    void
    ShowMemoryErrorMessage(void);

  public:

    /**	Application initialization.
    	@return	true on success, false on error.
    */
    virtual
    bool
    OnInit();

    /**	Application shutdown.
    	@return	0 on success, any other value indicates an error.
    */
    virtual
    int
    OnExit();
};



/**	Declaration as the wxApp object.
*/
DECLARE_APP(Dk4FcsApp)



%%	module

#include "wxdkfcs.h"



$!trace-include



/**	Localized wxChar texts.
*/
static wxChar const *	wxdkfcs_texts[] = {
$!string-table	macro=wxT
#
#   0:	Menu "File"
#
File
#
#   1:	Menu item "File/Exit"
#
Quit
#
#   2:	Tool tip text for menu item "File/Exit"
#
Exit the application
#
#   3:	Menu "Help"
#
Help
#
#   4:	Menu item "Help/About"
#
About
#
#   5:	Tooltip text for menu item "Help/About"
#
Show version information
#
#   6:	Menu item "Help/Contents"
#
Contents
#
#   7:	Tooltip text for menu item "Help/Contents"
#
Open table of contents
#
#   8:	Initial status text
#
Ready
#
#   9:	Copyright notice.
#
Copyright (c) 
#
#  10:	Dialog box title "About ..."
#
About 
#
#  11:	This program uses the following libraries
#
This program uses the following libraries:
#
#  12:	See
#
See:
#
#  13:	__CHANGE__ 015:	Text for dummy label, can be reused if lDummy removed.
#
File:
#
#  14 ... 20:	Label MD5
#
MD5
RIPEMD-160
SHA-1
SHA-224
SHA-256
SHA-384
SHA-512
#
#	21:	Column head
#
Checksum
#
#	22:	wxFileDialog header line
#
Choose a file
#
#	23 24:	Menu item File/Open
#
Open
Open a file
$!end
};



/**	Non-localized wxChar texts.
*/
static wxChar const *	wxdkfcs_nl_wx[] = {
$!string-table	macro=wxT
#
#   0:	Program name.
#
wxdkfcs
#
#   1:	Program version.
#
4.0.0
#
#   2:	Copyright owner name.
#
Dirk Krause
#
#   3:	Software vendor name.
#
DKrause
#
#   4:	Resource name of Windows icon
#
aaaaa
#
#   5:	Empty string to reset table cells
#

#
#   6:	UNUSED (previously non-Windows htb help file name)
#

#
#   7:	Space
#
 
#
#   8:	Newline
#
\n
#
#   9 10 11 12 13 14 15 16:	List of libraries used.
#
DK tools, wxWidgets, OpenSSL, libpng, libjpeg, libtiff, zlib.
http://dktools.sourceforge.net
http://www.wxwidgets.org
http://www.openssl.org
http://www.libpng.org/pub/png/libpng.html
http://www.ijg.org
http://www.remotesensing.org/libtiff
http://www.zlib.net
#
#	17	Default string for values.
#
FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
#
#	18 - 22	OpenSSL license text.
#
This product includes software developed by the OpenSSL Project for use in
the OpenSSL Toolkit (http://www.openssl.org/).
This product includes cryptographic software written by
Eric Young (eay@cryptsoft.com).
This product includes software written by Tim Hudson (tjh@cryptsoft.com).
#
#	23 24
#
Error
Not enough memory (RAM)!
$!end
};



/**	Non-localized dkChar texts.
*/
static dkChar const *	wxdkfcs_nl_dk[] = {
$!string-table	macro=dkT
#
#   0:	Program group name.
#
dktools
#
#   1:	String table name.
#
wxdkfcs.str
#
#   2:	CHM help file name
#
wxdkfcs.chm
#
#   3:	HTB help file name
#
wxdkfcs.htb
$!end
};



/**	Implementation of the wxApp functionality.
*/
IMPLEMENT_APP(Dk4FcsApp)


bool
Dk4FcsApp::OnInit()
{
  Dk4FcsFrame		*frame		= NULL;
  wxChar const * const	*localizedTexts	= NULL;
  wxPNGHandler		*phPng		= NULL;
  wxXPMHandler		*phXpm		= NULL;
  wxICOHandler		*phIco		= NULL;
  wxArchiveFSHandler	*phArchiveFs	= NULL;
  bool			 back		= false;

  $? "+ OnInit"
  /* Initialize members. */
  pAh = NULL;
  pHc = NULL;

  /*	Initialize further members here.
  */

  /* Set up helper object. */
  pAh = new Dk4WxApplicationHelper();
  if (NULL == pAh) {
    ShowMemoryErrorMessage();
    goto finished;
  }
  if (!(pAh->Initialize(argv[0], wxdkfcs_nl_wx[3], wxdkfcs_nl_dk[0])))
  {
    goto finished;
  }
  $? ". app helper ok"

  /* Add image and file system handlers for online help. */
  phPng = new wxPNGHandler();
  if (NULL != phPng) {
    wxImage::AddHandler(phPng);
  } else {
    ShowMemoryErrorMessage();
    goto finished;
  }
  phXpm = new wxXPMHandler();
  if (NULL != phXpm) {
    wxImage::AddHandler(phXpm);
  } else {
    ShowMemoryErrorMessage();
    goto finished;
  }
  phIco = new wxICOHandler();
  if (NULL != phIco) {
    wxImage::AddHandler(phIco);
  } else {
    ShowMemoryErrorMessage();
    goto finished;
  }
  $? ". image handlers ok"
  phArchiveFs = new wxArchiveFSHandler();
  if (NULL != phArchiveFs) {
    wxFileSystem::AddHandler(phArchiveFs);
  } else {
    ShowMemoryErrorMessage();
    goto finished;
  }

  pHc = new Dk4WxHelpController();
  if (NULL == pHc) {
    ShowMemoryErrorMessage();
    goto finished;
  }
  if (!(pHc->Initialize(pAh, wxdkfcs_nl_dk[2], wxdkfcs_nl_dk[3])))
  {
    goto finished;
  }
  $? ". help controller ok"

  localizedTexts = pAh->GetStringTable(wxdkfcs_nl_dk[1], wxdkfcs_texts);
  if(!(localizedTexts)) { localizedTexts = wxdkfcs_texts; }

  $? ". localized texts ok"
  /* Create and show frame. */
  frame = new Dk4FcsFrame(
    Dk4FcsFrame_MainWindow,
    pAh,
    pHc,
    argc,
    argv,
    localizedTexts,
    wxdkfcs_nl_wx,
    wxdkfcs_nl_dk
  );
  if(!(frame)) {
    ShowMemoryErrorMessage();
    goto finished;
  }

  $? ". frame created"
  frame->Show();
  frame->RestorePosition();
  $? ". frame shown"
  back = true;

  /* Release resources if initialization failed. */
  finished:
  if(!(back)) {	$? "! errors, clean up"
    if (NULL != pHc) {
      pHc->Cleanup(); delete(pHc); pHc = NULL;
    }
    if (NULL != pAh) {
      pAh->Cleanup(); delete(pAh); pAh = NULL;
    }
  }
  $? "- OnInit %d", (int)back
  return back;
}



int
Dk4FcsApp::OnExit()
{
  int			 back = 0;

  /*	Release resources allocated by further members.
  */

  /* Release resources. */
  if (NULL != pHc) {
    pHc->Cleanup(); delete(pHc); pHc = NULL;
  }
  if (NULL != pAh) {
    pAh->Cleanup(); delete(pAh); pAh = NULL;
  }

  /*	Set back to exit status code.
  */
  return back;
}


void
Dk4FcsApp::ShowMemoryErrorMessage(void)
{
  const wxChar	*s_title	= NULL;
  const wxChar	*s_text		= NULL;

  if (NULL != pAh) {
    s_title = pAh->GetBasicString(6);
    s_text  = pAh->GetBasicString(7);
  }
  if (NULL == s_title) {
    s_title = wxdkfcs_nl_wx[23];
  }
  if (NULL == s_text) {
    s_text  = wxdkfcs_nl_wx[24];
  }
  wxMessageBox(s_text, s_title, (wxOK | wxCENTRE | wxICON_ERROR));
}