Initial import of the CDE 2.1.30 sources from the Open Group.

cde/lib/DtTerm/Term/TermBuffer.h

@@ -0,0 +1,142 @@
+/* 
+** $XConsortium: TermBuffer.h /main/1 1996/04/21 19:15:26 drk $
+*/
+
+/*                                                                      *
+ * (c) Copyright 1993, 1994 Hewlett-Packard Company                     *
+ * (c) Copyright 1993, 1994 International Business Machines Corp.       *
+ * (c) Copyright 1993, 1994 Sun Microsystems, Inc.                      *
+ * (c) Copyright 1993, 1994 Novell, Inc.                                *
+ */
+
+#ifndef   _Dt_TermBuffer_h
+#define   _Dt_TermBuffer_h
+#include <TermPrimBuffer.h>
+
+/*
+** Defines for video enhancements
+*/
+#define	BOLD	     (1 << 5)
+#define SECURE       (1 << 4)
+#define HALF_BRIGHT  (1 << 3)
+#define UNDERLINE    (1 << 2)
+#define INVERSE      (1 << 1)
+#define BLINK        (1 << 0)
+#define VIDEO_MASK  (BOLD | SECURE | HALF_BRIGHT | UNDERLINE | INVERSE | BLINK)
+
+#define IS_BOLD(flags)        ((flags) & BOLD)
+#define IS_SECURE(flags)      ((flags) & SECURE)
+#define IS_HALF_BRIGHT(flags) ((flags) & HALF_BRIGHT)
+#define IS_UNDERLINE(flags)   ((flags) & UNDERLINE)
+#define IS_INVERSE(flags)     ((flags) & INVERSE)
+#define IS_BLINK(flags)       ((flags) & BLINK)
+
+/*
+** Defines for field types
+*/
+#define FIELD_UNPROTECT 0
+#define FIELD_PROTECT   1
+#define FIELD_TRANSMIT  2
+#define FIELD_END       3
+#define FIELD_MASK      3
+
+#define COLOR_MASK      0x0F
+
+/* 
+** Defines for font ID
+*/
+#define FONT_NORMAL   0
+#define FONT_LINEDRAW 1
+#define FONT_MASK     1
+
+typedef enum _dtEnhID
+{
+    enhVideo = 0, enhField = 1, enhFont = 3, enhFgColor = 4, enhBgColor = 5
+} dtEnhID;
+#define NUM_ENHANCEMENT_FIELDS 6
+
+/*
+** enumerate the different erase modes...
+*/
+typedef enum _DtEraseMode
+{
+    eraseFromCol0,      /* from col 0 to cursor                     */
+    eraseCharCount,     /* "count" characters from cursor           */
+    eraseLineCount,     /* "count" lines from cursor                */
+    eraseToEOL,         /* from cursor to end-of-line               */
+    eraseLine,          /* the entire line the cursor is on         */
+    eraseBuffer,        /* the entire buffer                        */
+    eraseFromRow0Col0,  /* from row 0, col 0 to the cursor          */
+    eraseToEOB          /* from the cursor to the end of the buffer */
+} DtEraseMode;
+
+
+/* 
+** This may be useful for debugging purposes.
+*/
+#if (defined(DEBUG) | defined(__CODECENTER__))
+typedef enum _videoFlags
+{
+    b_i_h_u_s = 0x00, b_i_h_u_S = 0x01, b_i_h_U_s = 0x02, b_i_h_U_S = 0x03,
+    b_i_H_u_s = 0x04, b_i_H_u_S = 0x05, b_i_H_U_s = 0x06, b_i_H_U_S = 0x07,
+    b_I_h_u_s = 0x08, b_I_h_u_S = 0x09, b_I_h_U_s = 0x0A, b_I_h_U_S = 0x0B,
+    b_I_H_u_s = 0x0C, b_I_H_u_S = 0x0D, b_I_H_U_s = 0x0E, b_I_H_U_S = 0x0F,
+    B_i_h_u_s = 0x10, B_i_h_u_S = 0x11, B_i_h_U_s = 0x12, B_i_h_U_S = 0x13,
+    B_i_H_u_s = 0x14, B_i_H_u_S = 0x15, B_i_H_U_s = 0x16, B_i_H_U_S = 0x17,
+    B_I_h_u_s = 0x18, B_I_h_u_S = 0x19, B_I_h_U_s = 0x1A, B_I_h_U_S = 0x1B,
+    B_I_H_u_s = 0x1C, B_I_H_u_S = 0x1D, B_I_H_U_s = 0x1E, B_I_H_U_S = 0x1F,
+} videoFlags;
+#endif /* (defined(DEBUG) | defined(__CODECENTER__)) */
+
+
+#ifdef	   __cplusplus
+extern "C" {
+#endif	/* __cplusplus */
+
+extern TermBuffer
+_DtTermBufferCreateBuffer
+(
+    const Widget  w,
+    const short   rows,
+    const short   cols,
+    const short   sizeOfBuffer,
+    const short   sizeOfLine,
+    const short   sizeOfEnh
+);
+
+extern void
+_DtTermBufferFreeBuffer
+(
+    const TermBuffer tb
+);
+
+/*
+** Delete enough characters from the specified line such that the 
+** width of the characters deleted equal or exceeds the desired
+** width.  The actual width deleted is returned in "width".
+*/
+void
+_DtTermBufferDelete
+(
+    TermBuffer  tb,
+    short      *row,
+    short      *col,
+    short      *width
+);
+
+extern void
+_DtTermBufferErase
+(
+    TermBuffer  tb,
+    short       row,
+    short       col,
+    short       count,
+    DtEraseMode eraseSwitch
+);
+
+#ifdef	__cplusplus
+} /* close scope of 'extern "C"'... */
+#endif	/* __cplusplus */
+
+#endif /* _Dt_TermBuffer_h */
+/* DON'T ADD ANYTHING AFTER THIS #endif... */