window.h

   1 #ifndef CINSTALL_WINDOW_H
   2 #define CINSTALL_WINDOW_H
   3
   4 /*
   5  * Copyright (c) 2001, Gary R. Van Sickle.
   6  *
   7  *     This program is free software; you can redistribute it and/or modify
   8  *     it under the terms of the GNU General Public License as published by
   9  *     the Free Software Foundation; either version 2 of the License, or
  10  *     (at your option) any later version.
  11  *
  12  *     A copy of the GNU General Public License can be found at
  13  *     http://www.gnu.org/
  14  *
  15  * Written by Gary R. Van Sickle <g.r.vansickle@worldnet.att.net>
  16  *
  17  */
  18
  19 // This is the header for the Window class.  It serves both as a window class
  20 // in its own right and as a base class for other window-like classes (e.g. PropertyPage,
  21 // PropSheet).
  22
  23 #include <windows.h>
  24
  25 class Window
  26 {
  27   static ATOM WindowClassAtom;
  28   static HINSTANCE AppInstance;
  29
  30
  31   bool RegisterWindowClass ();
  32   static LRESULT CALLBACK FirstWindowProcReflector (HWND hwnd, UINT uMsg,
  33                                                     WPARAM wParam,
  34                                                     LPARAM lParam);
  35   static LRESULT CALLBACK WindowProcReflector (HWND hwnd, UINT uMsg,
  36                                                WPARAM wParam, LPARAM lParam);
  37
  38   HWND WindowHandle;
  39
  40   Window *Parent;
  41
  42   // FIXME: replace with <vector> when we get a chance.
  43   static const int MAXFONTS = 5;
  44   HFONT Fonts[MAXFONTS];
  45   int FontCounter;
  46
  47 protected:
  48   void SetHWND (HWND h)
  49   {
  50     WindowHandle = h;
  51   };
  52
  53 public:
  54   Window ();
  55   virtual ~ Window ();
  56
  57   static void SetAppInstance (HINSTANCE h)
  58   {
  59     AppInstance = h;
  60   };
  61
  62   virtual LRESULT WindowProc (UINT uMsg, WPARAM wParam, LPARAM lParam);
  63   virtual bool MessageLoop ();
  64
  65   virtual bool Create (Window * Parent = NULL,
  66                        DWORD Style =
  67                        WS_OVERLAPPEDWINDOW | WS_VISIBLE | WS_CLIPCHILDREN);
  68   void Show (int State);
  69
  70   HWND GetHWND () const
  71   {
  72     return WindowHandle;
  73   };
  74   HINSTANCE GetInstance () const
  75   {
  76     return AppInstance;
  77   };
  78
  79   Window *GetParent () const
  80   {
  81     return Parent;
  82   };
  83   HWND GetDlgItem (int id) const
  84   {
  85     return::GetDlgItem (GetHWND (), id);
  86   };
  87   bool SetDlgItemFont(int id, const TCHAR *fontname, int Pointsize,
  88           int Weight = FW_NORMAL, bool Italic = false, bool Underline = false, bool Strikeout = false);
  89
  90   UINT IsButtonChecked (int nIDButton) const;
  91
  92   void PostMessage (UINT uMsg, WPARAM wParam = 0, LPARAM lParam = 0);
  93
  94   virtual bool OnMessageApp (UINT uMsg, WPARAM wParam, LPARAM lParam)
  95   {
  96     return false;
  97   };
  98
  99   virtual bool OnMessageCmd (int id, HWND hwndctl, UINT code)
 100   {
 101     // Not processed.
 102     return false;
 103   };
 104
 105   // Center the window on the parent, or on screen if no parent.
 106   void CenterWindow ();
 107
 108 };
 109
 110 #endif // CINSTALL_WINDOW_H