reactos/boot/freeldr/freeldr/include/ui.h

   1 /*
   2  *  FreeLoader
   3  *  Copyright (C) 1998-2003  Brian Palmer  <brianp@sginet.com>
   4  *
   5  *  This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, write to the Free Software
  17  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  */
  19
  20 #ifndef __UI_H
  21 #define __UI_H
  22
  23
  24 extern  ULONG           UiScreenWidth;                                                                  // Screen Width
  25 extern  ULONG           UiScreenHeight;                                                                 // Screen Height
  26
  27 extern  UCHAR   UiStatusBarFgColor;                                                             // Status bar foreground color
  28 extern  UCHAR   UiStatusBarBgColor;                                                             // Status bar background color
  29 extern  UCHAR   UiBackdropFgColor;                                                              // Backdrop foreground color
  30 extern  UCHAR   UiBackdropBgColor;                                                              // Backdrop background color
  31 extern  UCHAR   UiBackdropFillStyle;                                                    // Backdrop fill style
  32 extern  UCHAR   UiTitleBoxFgColor;                                                              // Title box foreground color
  33 extern  UCHAR   UiTitleBoxBgColor;                                                              // Title box background color
  34 extern  UCHAR   UiMessageBoxFgColor;                                                    // Message box foreground color
  35 extern  UCHAR   UiMessageBoxBgColor;                                                    // Message box background color
  36 extern  UCHAR   UiMenuFgColor;                                                                  // Menu foreground color
  37 extern  UCHAR   UiMenuBgColor;                                                                  // Menu background color
  38 extern  UCHAR   UiTextColor;                                                                    // Normal text color
  39 extern  UCHAR   UiSelectedTextColor;                                                    // Selected text color
  40 extern  UCHAR   UiSelectedTextBgColor;                                                  // Selected text background color
  41 extern  UCHAR   UiEditBoxTextColor;                                                             // Edit box text color
  42 extern  UCHAR   UiEditBoxBgColor;                                                               // Edit box text background color
  43
  44 extern  CHAR    UiTitleBoxTitleText[260];                                               // Title box's title text
  45
  46 extern  BOOL    UserInterfaceUp;                                                                // Tells us if the user interface is displayed
  47
  48 extern  BOOL    UiUseSpecialEffects;                                                    // Tells us if we should use fade effects
  49 extern BOOL UiCenterMenu;
  50 extern BOOL UiMenuBox;
  51 extern BOOL UiMinimal;
  52 extern CHAR UiTimeText[];
  53
  54 extern  const CHAR      UiMonthNames[12][15];
  55
  56 ///////////////////////////////////////////////////////////////////////////////////////
  57 //
  58 // User Interface Functions
  59 //
  60 ///////////////////////////////////////////////////////////////////////////////////////
  61 BOOL    UiInitialize(BOOLEAN ShowGui);                                                          // Initialize User-Interface
  62 BOOL    SetupUiInitialize(VOID);                                                // Initialize User-Interface
  63 VOID    UiUnInitialize(PCSTR BootText);                                         // Un-initialize User-Interface
  64 VOID    UiDrawBackdrop(VOID);                                                                   // Fills the entire screen with a backdrop
  65 VOID    UiFillArea(ULONG Left, ULONG Top, ULONG Right, ULONG Bottom, CHAR FillChar, UCHAR Attr /* Color Attributes */); // Fills the area specified with FillChar and Attr
  66 VOID    UiDrawShadow(ULONG Left, ULONG Top, ULONG Right, ULONG Bottom); // Draws a shadow on the bottom and right sides of the area specified
  67 VOID    UiDrawBox(ULONG Left, ULONG Top, ULONG Right, ULONG Bottom, UCHAR VertStyle, UCHAR HorzStyle, BOOL Fill, BOOL Shadow, UCHAR Attr);      // Draws a box around the area specified
  68 VOID    UiDrawText(ULONG X, ULONG Y, PCSTR Text, UCHAR Attr);   // Draws text at coordinates specified
  69 VOID    UiDrawCenteredText(ULONG Left, ULONG Top, ULONG Right, ULONG Bottom, PCSTR TextString, UCHAR Attr);     // Draws centered text at the coordinates specified and clips the edges
  70 VOID    UiDrawStatusText(PCSTR StatusText);                                     // Draws text at the very bottom line on the screen
  71 VOID    UiUpdateDateTime(VOID);                                                                 // Updates the date and time
  72 VOID    UiInfoBox(PCSTR MessageText);                                                   // Displays a info box on the screen
  73 VOID    UiMessageBox(PCSTR MessageText);                                                // Displays a message box on the screen with an ok button
  74 VOID    UiMessageBoxCritical(PCSTR MessageText);                                // Displays a message box on the screen with an ok button using no system resources
  75 VOID    UiDrawProgressBarCenter(ULONG Position, ULONG Range, PCHAR ProgressText);                       // Draws the progress bar showing nPos percent filled
  76 VOID    UiDrawProgressBar(ULONG Left, ULONG Top, ULONG Right, ULONG Bottom, ULONG Position, ULONG Range, PCHAR ProgressText);                   // Draws the progress bar showing nPos percent filled
  77 VOID    UiShowMessageBoxesInSection(PCSTR SectionName);         // Displays all the message boxes in a given section
  78 VOID    UiEscapeString(PCHAR String);                                                   // Processes a string and changes all occurances of "\n" to '\n'
  79 BOOL    UiEditBox(PCSTR MessageText, PCHAR EditTextBuffer, ULONG Length);
  80
  81 UCHAR   UiTextToColor(PCSTR ColorText);                                         // Converts the text color into it's equivalent color value
  82 UCHAR   UiTextToFillStyle(PCSTR FillStyleText);                         // Converts the text fill into it's equivalent fill value
  83
  84 VOID    UiTruncateStringEllipsis(PCHAR StringText, ULONG MaxChars);     // Truncates a string to MaxChars by adding an ellipsis on the end '...'
  85
  86 VOID    UiFadeInBackdrop(VOID);                                                                 // Draws the backdrop and fades the screen in
  87 VOID    UiFadeOut(VOID);                                                                                // Fades the screen out
  88
  89 ///////////////////////////////////////////////////////////////////////////////////////
  90 //
  91 // Menu Functions
  92 //
  93 ///////////////////////////////////////////////////////////////////////////////////////
  94 typedef BOOL    (*UiMenuKeyPressFilterCallback)(ULONG KeyPress);
  95
  96 BOOL    UiDisplayMenu(PCSTR MenuItemList[], ULONG MenuItemCount, ULONG DefaultMenuItem, LONG MenuTimeOut, ULONG* SelectedMenuItem, BOOL CanEscape, UiMenuKeyPressFilterCallback KeyPressFilter);
  97
  98
  99
 100 #endif // #defined __UI_H