www.pudn.com > CiperLib_release_by_csk.rar > clrcon.cpp

/* 
    Helper console output func. 
    BY CSK 
    www.csksoft.net csk@live.com 
 
*/ 
#include "clrcon.h" 
 
static HANDLE std_out = INVALID_HANDLE_VALUE; 
static WORD org_clr_info = NULL; 
 
 
static inline void get_stdout() 
{ 
    if (std_out == INVALID_HANDLE_VALUE) 
    { 
        std_out = GetStdHandle(STD_OUTPUT_HANDLE); 
        if (std_out != INVALID_HANDLE_VALUE) 
        { 
          //  org_clr_info =  
            CONSOLE_SCREEN_BUFFER_INFO init_info; 
             
            if   (GetConsoleScreenBufferInfo(std_out,  &init_info))  
            { 
                org_clr_info = init_info.wAttributes; 
            } 
 
        } 
    } 
} 
 
 
 
namespace consolehelper{ 
 
 
 
 
BOOL clr_foregnd(WORD clr) 
{ 
    CONSOLE_SCREEN_BUFFER_INFO init_info; 
    WORD curr_clr_info; 
    get_stdout(); 
 
    if   (!GetConsoleScreenBufferInfo(std_out,  &init_info)) return FALSE; 
    curr_clr_info = init_info.wAttributes & (~(FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED  
                                               )); 
    curr_clr_info |= clr; 
    return SetConsoleTextAttribute(std_out, curr_clr_info); 
 
} 
 
BOOL clr_bkgnd(WORD clr) 
{ 
    get_stdout(); 
    CONSOLE_SCREEN_BUFFER_INFO init_info; 
    WORD curr_clr_info; 
    get_stdout(); 
 
    if   (!GetConsoleScreenBufferInfo(std_out,  &init_info)) return FALSE; 
    curr_clr_info = init_info.wAttributes & (~(  
                                               BACKGROUND_BLUE | BACKGROUND_GREEN | BACKGROUND_RED)); 
    if (clr & CON_CLR::RED) 
    { 
        curr_clr_info |= BACKGROUND_RED; 
    } 
    if (clr & CON_CLR::GREEN) 
    { 
        curr_clr_info |= BACKGROUND_GREEN; 
    } 
    if (clr & CON_CLR::BLUE) 
    { 
        curr_clr_info |= BACKGROUND_BLUE; 
    } 
    return SetConsoleTextAttribute(std_out, curr_clr_info); 
 
} 
 
BOOL clr_highlight(BOOL bHighlight, BOOL foregnd) 
{ 
    get_stdout(); 
    CONSOLE_SCREEN_BUFFER_INFO init_info; 
    WORD curr_clr_info; 
    get_stdout(); 
    WORD selector = foregnd?FOREGROUND_INTENSITY:BACKGROUND_INTENSITY; 
    if   (!GetConsoleScreenBufferInfo(std_out,  &init_info)) return FALSE; 
    curr_clr_info = init_info.wAttributes & (~selector); 
     
    curr_clr_info|= bHighlight?selector:0; 
    return SetConsoleTextAttribute(std_out, curr_clr_info); 
 
 
} 
 
BOOL clr_underline(BOOL bUnderLine) 
{ 
    get_stdout(); 
    CONSOLE_SCREEN_BUFFER_INFO init_info; 
    WORD curr_clr_info; 
    get_stdout(); 
    
    if   (!GetConsoleScreenBufferInfo(std_out,  &init_info)) return FALSE; 
    curr_clr_info = init_info.wAttributes & (~COMMON_LVB_UNDERSCORE); 
     
    curr_clr_info|= bUnderLine?COMMON_LVB_UNDERSCORE:0; 
    return SetConsoleTextAttribute(std_out, curr_clr_info); 
 
 
} 
 
BOOL clr_reverse() 
{ 
    get_stdout(); 
    CONSOLE_SCREEN_BUFFER_INFO init_info; 
    WORD curr_clr_info = 0; 
    get_stdout(); 
    
    if   (!GetConsoleScreenBufferInfo(std_out,  &init_info)) return FALSE; 
    curr_clr_info = init_info.wAttributes & (~(FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED  | 
                                   BACKGROUND_BLUE | BACKGROUND_GREEN | BACKGROUND_RED |  
                                   FOREGROUND_INTENSITY | BACKGROUND_INTENSITY)); 
    if (init_info.wAttributes & BACKGROUND_RED) 
    { 
        curr_clr_info |= FOREGROUND_RED; 
    } 
    if (init_info.wAttributes & BACKGROUND_GREEN) 
    { 
        curr_clr_info |= FOREGROUND_GREEN; 
    } 
    if (init_info.wAttributes & BACKGROUND_BLUE) 
    { 
        curr_clr_info |= FOREGROUND_BLUE; 
    } 
 
    if (init_info.wAttributes &  FOREGROUND_RED) 
    { 
        curr_clr_info |= BACKGROUND_RED; 
    } 
    if (init_info.wAttributes &  FOREGROUND_GREEN) 
    { 
        curr_clr_info |= BACKGROUND_GREEN; 
    } 
    if (init_info.wAttributes &  FOREGROUND_BLUE) 
    { 
        curr_clr_info |= BACKGROUND_BLUE; 
    } 
    if (init_info.wAttributes &  FOREGROUND_INTENSITY) 
    { 
        curr_clr_info |= BACKGROUND_INTENSITY; 
    } 
    if (init_info.wAttributes &  BACKGROUND_INTENSITY) 
    { 
        curr_clr_info |= FOREGROUND_INTENSITY; 
    } 
 
    return SetConsoleTextAttribute(std_out, curr_clr_info); 
} 
 
VOID clr_restore() 
{ 
    if (org_clr_info == NULL) return; 
    get_stdout(); 
    SetConsoleTextAttribute(std_out,   org_clr_info);    
 
} 
 
VOID con_cls() 
{ 
    get_stdout(); 
    //from microsoft 
 
    COORD coordScreen = { 0, 0 };    /* here's where we'll home the 
                                        cursor */  
    BOOL bSuccess; 
    DWORD cCharsWritten; 
    CONSOLE_SCREEN_BUFFER_INFO csbi; /* to get buffer info */  
    DWORD dwConSize;                 /* number of character cells in 
                                        the current buffer */  
 
    /* get the number of character cells in the current buffer */  
 
    bSuccess = GetConsoleScreenBufferInfo( std_out, &csbi ); 
    
    dwConSize = csbi.dwSize.X * csbi.dwSize.Y; 
 
    /* fill the entire screen with blanks */  
 
    bSuccess = FillConsoleOutputCharacter( std_out, (TCHAR) ' ', 
       dwConSize, coordScreen, &cCharsWritten ); 
     
 
    /* get the current text attribute */  
 
    bSuccess = GetConsoleScreenBufferInfo( std_out, &csbi ); 
 
 
    /* now set the buffer's attributes accordingly */  
 
    bSuccess = FillConsoleOutputAttribute( std_out, csbi.wAttributes, 
       dwConSize, coordScreen, &cCharsWritten ); 
 
 
    /* put the cursor at (0, 0) */  
 
    bSuccess = SetConsoleCursorPosition( std_out, coordScreen ); 
 
    return; 
 
} 
 
 
 
}