proppage.h

   1 /*
   2  * Copyright (c) 2001, 2002, 2003 Gary R. Van Sickle.
   3  *
   4  *     This program is free software; you can redistribute it and/or modify
   5  *     it under the terms of the GNU General Public License as published by
   6  *     the Free Software Foundation; either version 2 of the License, or
   7  *     (at your option) any later version.
   8  *
   9  *     A copy of the GNU General Public License can be found at
  10  *     http://www.gnu.org/
  11  *
  12  * Written by Gary R. Van Sickle <g.r.vansickle@worldnet.att.net>
  13  *
  14  */
  15
  16 #ifndef SETUP_PROPPAGE_H
  17 #define SETUP_PROPPAGE_H
  18
  19 // This is the header for the PropertyPage class.  It works closely with the
  20 // PropSheet class to implement a single page of the property sheet.
  21
  22
  23 #include <map>
  24 #include "win32.h"
  25 #include <prsht.h>
  26
  27 #include "window.h"
  28 #include "ControlAdjuster.h"
  29
  30 class PropSheet;
  31
  32 class PropertyPage:public Window
  33 {
  34   static bool DoOnceForSheet;
  35   PROPSHEETPAGE psp;
  36   DLGPROC proc;
  37     BOOL (*cmdproc) (HWND h, int id, HWND hwndctl, UINT code);
  38
  39   // The sheet that owns this page.
  40   PropSheet *OurSheet;
  41
  42   // For setting the back/finish buttons properly.
  43   bool IsFirst, IsLast;
  44
  45   static INT_PTR CALLBACK FirstDialogProcReflector (HWND hwnd, UINT message,
  46                                                  WPARAM wParam,
  47                                                  LPARAM lParam);
  48   static INT_PTR CALLBACK DialogProcReflector (HWND hwnd, UINT message,
  49                                             WPARAM wParam, LPARAM lParam);
  50   void setTitleFont ();
  51
  52   // this is an internal structure that is used to store information
  53   // about static text controls in the dialog that have been turned
  54   // into clickable URLs
  55   typedef struct
  56     {
  57       // the URL to load when clicked
  58       std::string url;
  59
  60       // location of the control's original winproc that we are subclassing
  61       WNDPROC origWinProc;
  62
  63       // font handle; note: it's our responsibility to DeleteObject() this
  64       HFONT font;
  65
  66       // handle to the brush we return in response to WM_CTLCOLORSTATIC
  67       HBRUSH brush;
  68     } ClickableURL;
  69
  70   // the list of controls that we have modified to be clickable is
  71   // stored in the following which maps the ID to the above data
  72   static std::map <int, ClickableURL> urls;
  73
  74   // subclass the static control with this winproc
  75   static LRESULT CALLBACK urlWinProc (HWND hwnd, UINT uMsg, WPARAM wParam,
  76               LPARAM lParam);
  77
  78 protected:
  79     SizeProcessor sizeProcessor;
  80
  81     virtual INT_PTR CALLBACK DialogProc (UINT message, WPARAM wParam,
  82                                          LPARAM lParam);
  83     virtual INT_PTR CALLBACK OnMouseWheel (UINT message, WPARAM wParam,
  84                                            LPARAM lParam);
  85     virtual INT_PTR CALLBACK OnTimerMessage (UINT message, WPARAM wParam,
  86                                              LPARAM lparam);
  87
  88 public:
  89     PropertyPage ();
  90     virtual ~ PropertyPage ();
  91
  92   PROPSHEETPAGE *GetPROPSHEETPAGEPtr ()
  93   {
  94     return &psp;
  95   };
  96
  97   // FIXME: These should be private and friended to PropSheet.
  98   void YouAreBeingAddedToASheet (PropSheet * ps)
  99   {
 100     OurSheet = ps;
 101   };
 102   void YouAreFirst ()
 103   {
 104     IsFirst = true;
 105     IsLast = false;
 106   };
 107   void YouAreLast ()
 108   {
 109     IsFirst = false;
 110     IsLast = true;
 111   };
 112   void YouAreMiddle ()
 113   {
 114     IsFirst = false;
 115     IsLast = false;
 116   };
 117
 118   virtual bool Create (int TemplateID);
 119   virtual bool Create (DLGPROC dlgproc, int TemplateID);
 120   virtual bool Create (DLGPROC dlgproc,
 121                        BOOL (*cmdproc) (HWND h, int id, HWND hwndctl,
 122                                         UINT code), int TemplateID);
 123
 124   virtual void OnInit ()
 125   {
 126   };
 127   virtual void OnActivate ()
 128   {
 129   };
 130   virtual bool wantsActivation () const
 131   {
 132     return true;
 133   };
 134   virtual void OnDeactivate ()
 135   {
 136   };
 137
 138   // Overload these to perform special processing when the user hits
 139   // "Next" or "Back". Return:
 140   // 0 == Go to next/previous page in sequence.
 141   // -1 == Prevent wizard from changing page.
 142   // Resource ID == go to a specific page specified by the resource ID.
 143   virtual long OnNext ()
 144   {
 145     return 0;
 146   };
 147   virtual long OnBack ()
 148   {
 149     return 0;
 150   };
 151
 152   virtual bool OnFinish ()
 153   {
 154     return true;
 155   };
 156   virtual long OnUnattended ()
 157   {
 158     return -2;
 159   };
 160
 161   PropSheet *GetOwner () const
 162   {
 163     return OurSheet;
 164   };
 165
 166   void makeClickable (int id, std::string link);
 167 };
 168
 169 #endif /* SETUP_PROPPAGE_H */