| 7fd59977 |
1 | |
| 2 | #include <Xw_Extension.h> |
| 3 | |
| 4 | /* ifdef then trace on */ |
| 5 | #ifdef TRACE |
| 6 | #define TRACE_ERASE_WINDOW |
| 7 | #endif |
| 8 | |
| 9 | /* |
| 10 | STATUS Xw_erase_window (awindow) |
| 11 | XW_EXT_WINDOW *awindow |
| 12 | |
| 13 | Erase the entire drawable. |
| 14 | |
| 15 | returns SUCCESS always |
| 16 | |
| 17 | */ |
| 18 | |
| 19 | #ifdef XW_PROTOTYPE |
| 20 | XW_STATUS Xw_erase_window (void* awindow) |
| 21 | #else |
| 22 | XW_STATUS Xw_erase_window (awindow) |
| 23 | void *awindow; |
| 24 | #endif /*XW_PROTOTYPE*/ |
| 25 | { |
| 26 | XW_EXT_WINDOW *pwindow = (XW_EXT_WINDOW*)awindow ; |
| 27 | int i ; |
| 28 | |
| 29 | if( !Xw_isdefine_window(pwindow) ) { |
| 30 | /*ERROR*Bad EXT_WINDOW Address*/ |
| 31 | Xw_set_error(24,"Xw_erase_window",pwindow) ; |
| 32 | return (XW_ERROR) ; |
| 33 | } |
| 34 | |
| 35 | if( _BPIXMAP ) { |
| 36 | XCopyArea(_DISPLAY,_BPIXMAP,_DRAWABLE,pwindow->qgwind.gccopy, |
| 37 | 0,0,_WIDTH,_HEIGHT,0,0) ; |
| 38 | } else { |
| 39 | if( _DRAWABLE == _WINDOW ) { |
| 40 | XClearWindow(_DISPLAY,_WINDOW) ; |
| 41 | } else { |
| 42 | XFillRectangle(_DISPLAY,_DRAWABLE,pwindow->qgwind.gcclear, |
| 43 | 0,0,_WIDTH,_HEIGHT) ; |
| 44 | } |
| 45 | } |
| 46 | |
| 47 | for( i=0 ; i<MAXBUFFERS ; i++ ) { |
| 48 | _BUFFER(i).isdrawn = False ; |
| 49 | } |
| 50 | |
| 51 | XFlush(_DISPLAY) ; |
| 52 | |
| 53 | #ifdef TRACE_ERASE_WINDOW |
| 54 | if( Xw_get_trace() > 1 ) { |
| 55 | printf(" Xw_erase_window(%lx)\n",(long ) pwindow) ; |
| 56 | } |
| 57 | #endif |
| 58 | |
| 59 | return (XW_SUCCESS); |
| 60 | } |
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