%% options copyright owner = Dirk Krause copyright year = 2017 license = bsd %% header /** @file ScreenSizeApp.h The ScreenSizeApp class. */ /** Application class, derived from wxApp, one instance per program. */ class ScreenSizeApp : public wxApp { protected: /** Helper object. */ Dk4WxApplicationHelper *pAh; /** Controller fr online help. */ Dk4WxHelpController *pHc; /* __CHANGE__ 009: Add further members here. */ protected: /** Show error message if there is not enough 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(ScreenSizeApp) /* vim: set ai sw=4 ts=4 : */ %% module #include "wxdkscrsz.h" $!trace-include /** Localized wxChar texts. */ static wxChar const * wxdkscrsz_texts[] = { $!string-table macro=wxT # # 0: Menu "File" # File # # 1: Menu item "File/Quit" # 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. # Screen size change: # # __CHANGE__ 016: Add further texts as required. # # 14 # Not yet started # # 15 # Started # # 16 # OK # # 17 # Failed # # 18 # Error # # 19 # Failed to retrieve current screen settings! # # 20 # Failed to change screen size! # # 21 # Only available on Windows platforms! # # 22 23 # Not an unsigned integer: " "! # # 24 # Missing command line arguments: width, height. # # 25 # Old screen size # # 26 27 # Width: Height: # # 28 Empty string # # # 29 New screen size # New screen size # # 30 Result # Result $!end }; /** Non-localized wxChar texts. */ static wxChar const * wxdkscrsz_nl_wx[] = { $!string-table macro=wxT # # 0: Program name. # wxdkscrsz # # 1: Program version. __CHANGE__ 005: Correct program version. # 1.0.0 # # 2: Copyright owner name. # Dirk Krause # # 3: Software vendor name. # DKrause # # 4: Resource name of Windows icon # aaaaa # # 5: UNUSED (previously Windows chm help file name) # # # 6: UNUSED (previously non-Windows htb help file name) # # # 7: Space # # # 8: Newline # \n # # 9 10 11 12 13 14 15: List of libraries used. # DK tools, wxWidgets, libpng, libjpeg, libtiff, zlib. http://dktools.sourceforge.net http://www.wxwidgets.org http://www.libpng.org/pub/png/libpng.html http://www.ijg.org http://www.remotesensing.org/libtiff http://www.zlib.net # # 16 17 # Error Not enough memory (RAM)! $!end }; /** Non-localized dkChar texts. */ static dkChar const * wxdkscrsz_nl_dk[] = { $!string-table macro=dkT # # 0: Program group name. # dktools # # 1: String table name. # wxdkscrsz.str # # 2: CHM help file name # wxdkscrsz.chm # # 3: HTB help file name # wxdkscrsz.htb $!end }; /** Implementation of the wxApp functionality. */ IMPLEMENT_APP(ScreenSizeApp) bool ScreenSizeApp::OnInit() { ScreenSizeFrame *frame = NULL; wxChar const * const *localizedTexts = NULL; wxPNGHandler *phPng = NULL; wxXPMHandler *phXpm = NULL; wxICOHandler *phIco = NULL; wxArchiveFSHandler *phArchiveFS = NULL; bool back = false; /* Initialize members. */ pAh = NULL; pHc = NULL; /* __CHANGE__ 009: Initialize further members here. */ /* Set up helper object. */ pAh = new Dk4WxApplicationHelper(); if (NULL == pAh) { ShowMemoryErrorMessage(); goto finished; } if (!(pAh->Initialize(argv[0], wxdkscrsz_nl_wx[3], wxdkscrsz_nl_dk[0]))) { goto finished; } /* 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; } phArchiveFS = new wxArchiveFSHandler(); if (NULL != phArchiveFS) { wxFileSystem::AddHandler(phArchiveFS); } else { ShowMemoryErrorMessage(); goto finished; } /* Set up help controller. */ pHc = new Dk4WxHelpController(); if (NULL == pHc) { ShowMemoryErrorMessage(); goto finished; } if (!(pHc->Initialize(pAh, wxdkscrsz_nl_dk[2], wxdkscrsz_nl_dk[3]))) { goto finished; } /* Attempt to obtain localized texts in users preferred language. */ localizedTexts = pAh->GetStringTable(wxdkscrsz_nl_dk[1], wxdkscrsz_texts); if(!(localizedTexts)) { localizedTexts = wxdkscrsz_texts; } /* Create and show frame. */ frame = new ScreenSizeFrame( ScreenSizeFrame_MainWindow, pAh, pHc, argc, argv, localizedTexts, wxdkscrsz_nl_wx, wxdkscrsz_nl_dk ); if(!(frame)) { ShowMemoryErrorMessage(); goto finished; } /* Show frame, restore position and indicate success. */ frame->Show(); frame->RestorePosition(); back = true; /* Release resources if initialization failed. */ finished: if(!(back)) { if (NULL != pHc) { pHc->Cleanup(); delete(pHc); pHc = NULL; } if (NULL != pAh) { pAh->Cleanup(); delete(pAh); pAh = NULL; } } return back; } int ScreenSizeApp::OnExit() { int back = 0; /* __CHANGE__ 009: 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 exit status code. */ return back; } void ScreenSizeApp::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 = wxdkscrsz_nl_wx[16]; } if (NULL == s_text) { s_text = wxdkscrsz_nl_wx[17]; } wxMessageBox(s_text, s_title, (wxOK | wxCENTRE | wxICON_ERROR)); } /* vim: set ai sw=4 ts=4 : */