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Annotation of qemu/roms/ipxe/src/hci/mucurses/winattrs.c, revision 1.1.1.1

1.1       root        1: #include <curses.h>
                      2: 
                      3: /** @file
                      4:  *
                      5:  * MuCurses window attribute functions
                      6:  *
                      7:  */
                      8: 
                      9: FILE_LICENCE ( GPL2_OR_LATER );
                     10: 
                     11: /**
                     12:  * Get the background rendition attributes for a window
                     13:  *
                     14:  * @v *win     subject window
                     15:  * @ret ch     chtype rendition representation
                     16:  */
                     17: inline chtype getbkgd ( WINDOW *win ) {
                     18:        return win->attrs;
                     19: }
                     20: 
                     21: /**
                     22:  * Turn off attributes in a window
                     23:  *
                     24:  * @v win      subject window
                     25:  * @v attrs    attributes to enable
                     26:  * @ret rc     return status code
                     27:  */
                     28: int wattroff ( WINDOW *win, int attrs ) {
                     29:        win->attrs &= ~attrs;
                     30:        return OK;
                     31: }
                     32: 
                     33: /**
                     34:  * Turn on attributes in a window
                     35:  *
                     36:  * @v win      subject window
                     37:  * @v attrs    attributes to enable
                     38:  * @ret rc     return status code
                     39:  */
                     40: int wattron ( WINDOW *win, int attrs ) {
                     41:        win->attrs |= attrs;
                     42:        return OK;
                     43: }
                     44: 
                     45: /**
                     46:  * Set attributes in a window
                     47:  *
                     48:  * @v win      subject window
                     49:  * @v attrs    attributes to enable
                     50:  * @ret rc     return status code
                     51:  */
                     52: int wattrset ( WINDOW *win, int attrs ) {
                     53:        win->attrs = ( attrs | ( win->attrs & A_COLOR ) );
                     54:        return OK;
                     55: }
                     56: 
                     57: /**
                     58:  * Get attributes and colour pair information
                     59:  *
                     60:  * @v *win     window to obtain information from
                     61:  * @v *attrs   address in which to store attributes
                     62:  * @v *pair    address in which to store colour pair
                     63:  * @v *opts    undefined (for future implementation)
                     64:  * @ret rc     return status cude
                     65:  */
                     66: int wattr_get ( WINDOW *win, attr_t *attrs, short *pair, 
                     67:                void *opts __unused ) {
                     68:        *attrs = win->attrs & A_ATTRIBUTES;
                     69:        *pair = PAIR_NUMBER ( win->attrs );
                     70:        return OK;
                     71: }
                     72: 
                     73: /**
                     74:  * Turn off attributes in a window
                     75:  *
                     76:  * @v *win     subject window
                     77:  * @v attrs    attributes to toggle
                     78:  * @v *opts    undefined (for future implementation)
                     79:  * @ret rc     return status code
                     80:  */
                     81: int wattr_off ( WINDOW *win, attr_t attrs, 
                     82:                void *opts __unused ) {
                     83:        wattroff( win, attrs );
                     84:        return OK;
                     85: }
                     86: 
                     87: /**
                     88:  * Turn on attributes in a window
                     89:  *
                     90:  * @v *win     subject window
                     91:  * @v attrs    attributes to toggle
                     92:  * @v *opts    undefined (for future implementation)
                     93:  * @ret rc     return status code
                     94:  */
                     95: int wattr_on ( WINDOW *win, attr_t attrs, 
                     96:               void *opts __unused ) {
                     97:        wattron( win, attrs );
                     98:        return OK;
                     99: }
                    100: 
                    101: /**
                    102:  * Set attributes and colour pair information in a window
                    103:  *
                    104:  * @v *win     subject window
                    105:  * @v attrs    attributes to set
                    106:  * @v cpair    colour pair to set
                    107:  * @v *opts    undefined (for future implementation)
                    108:  * @ret rc     return status code
                    109:  */
                    110: int wattr_set ( WINDOW *win, attr_t attrs, short cpair, 
                    111:                void *opts __unused ) {
                    112:        wattrset( win, attrs | COLOUR_PAIR ( cpair ) );
                    113:        return OK;
                    114: }
                    115: 
                    116: /**
                    117:  * Set colour pair for a window
                    118:  *
                    119:  * @v *win                     subject window
                    120:  * @v colour_pair_number       colour pair integer
                    121:  * @v *opts                    undefined (for future implementation)
                    122:  * @ret rc                     return status code
                    123:  */
                    124: int wcolour_set ( WINDOW *win, short colour_pair_number, 
                    125:                  void *opts __unused ) {
                    126:        if ( ( unsigned short )colour_pair_number > COLOUR_PAIRS )
                    127:                return ERR;
                    128: 
                    129:        win->attrs = ( ( win->attrs & A_ATTRIBUTES ) |
                    130:                       COLOUR_PAIR ( colour_pair_number ) );
                    131:        return OK;
                    132: }
                    133: 

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