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 String;
  26
  27 class Window
  28 {
  29   static ATOM WindowClassAtom;
  30   static HINSTANCE AppInstance;
  31
  32
  33   bool RegisterWindowClass ();
  34   static LRESULT CALLBACK FirstWindowProcReflector (HWND hwnd, UINT uMsg,
  35                                                     WPARAM wParam,
  36                                                     LPARAM lParam);
  37   static LRESULT CALLBACK WindowProcReflector (HWND hwnd, UINT uMsg,
  38                                                WPARAM wParam, LPARAM lParam);
  39
  40   HWND WindowHandle;
  41
  42   Window *Parent;
  43
  44   // FIXME: replace with <vector> when we get a chance.
  45   static const int MAXFONTS = 5;
  46   HFONT Fonts[MAXFONTS];
  47   int FontCounter;
  48
  49 protected:
  50   void SetHWND (HWND h)
  51   {
  52     WindowHandle = h;
  53   };
  54
  55 public:
  56   Window ();
  57   virtual ~ Window ();
  58
  59   static void SetAppInstance (HINSTANCE h)
  60   {
  61     AppInstance = h;
  62   };
  63
  64   virtual LRESULT WindowProc (UINT uMsg, WPARAM wParam, LPARAM lParam);
  65   virtual bool MessageLoop ();
  66
  67   virtual bool Create (Window * Parent = NULL,
  68                        DWORD Style =
  69                        WS_OVERLAPPEDWINDOW | WS_VISIBLE | WS_CLIPCHILDREN);
  70   void Show (int State);
  71
  72   HWND GetHWND () const
  73   {
  74     return WindowHandle;
  75   };
  76   HINSTANCE GetInstance () const
  77   {
  78     return AppInstance;
  79   };
  80
  81   Window *GetParent () const
  82   {
  83     return Parent;
  84   };
  85   HWND GetDlgItem (int id) const
  86   {
  87     return::GetDlgItem (GetHWND (), id);
  88   };
  89   bool SetDlgItemFont (int id, const TCHAR * fontname, int Pointsize,
  90                        int Weight = FW_NORMAL, bool Italic =
  91                        false, bool Underline = false, bool Strikeout = false);
  92
  93   UINT IsButtonChecked (int nIDButton) const;
  94
  95   void PostMessage (UINT uMsg, WPARAM wParam = 0, LPARAM lParam = 0);
  96
  97   virtual bool OnMessageApp (UINT uMsg, WPARAM wParam, LPARAM lParam)
  98   {
  99     return false;
 100   };
 101
 102   virtual bool OnMessageCmd (int id, HWND hwndctl, UINT code)
 103   {
 104     // Not processed.
 105     return false;
 106   };
 107
 108   // Center the window on the parent, or on screen if no parent.
 109   void CenterWindow ();
 110
 111   // Set the title of the window.
 112   void SetWindowText (const String & s);
 113
 114 };
 115
 116 #endif // CINSTALL_WINDOW_H