X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=st.c;h=baea2bc6f82e979156b8fe37cdc12cd3f6a8edce;hb=970d44a60db7b64279e1c14d8750253580feecaa;hp=627e5666012db9769a693d592ab61e20e890e1e7;hpb=33558ca042357ee7387b7c0ba9574af1106c4037;p=st.git

diff --git a/st.c b/st.c
index 627e566..baea2bc 100644
--- a/st.c
+++ b/st.c
@@ -66,30 +66,75 @@
 #define X2COL(x) (((x) - BORDER)/xw.cw)
 #define Y2ROW(y) (((y) - BORDER)/xw.ch)
 
-/* Attribute, Cursor, Character state, Terminal mode, Screen draw mode */
-enum { ATTR_NULL=0 , ATTR_REVERSE=1 , ATTR_UNDERLINE=2, ATTR_BOLD=4, ATTR_GFX=8 };
-enum { CURSOR_UP, CURSOR_DOWN, CURSOR_LEFT, CURSOR_RIGHT,
-       CURSOR_SAVE, CURSOR_LOAD };
-enum { CURSOR_DEFAULT = 0, CURSOR_HIDE = 1, CURSOR_WRAPNEXT = 2 };
-enum { GLYPH_SET=1, GLYPH_DIRTY=2 };
-enum { MODE_WRAP=1, MODE_INSERT=2, MODE_APPKEYPAD=4, MODE_ALTSCREEN=8,
-       MODE_CRLF=16, MODE_MOUSEBTN=32, MODE_MOUSEMOTION=64, MODE_MOUSE=32|64, MODE_REVERSE=128 };
-enum { ESC_START=1, ESC_CSI=2, ESC_OSC=4, ESC_TITLE=8, ESC_ALTCHARSET=16 };
-enum { WIN_VISIBLE=1, WIN_REDRAW=2, WIN_FOCUSED=4 };
+enum glyph_attribute {
+	ATTR_NULL      = 0,
+	ATTR_REVERSE   = 1,
+	ATTR_UNDERLINE = 2,
+	ATTR_BOLD      = 4,
+	ATTR_GFX       = 8,
+};
+
+enum cursor_movement {
+	CURSOR_UP,
+	CURSOR_DOWN,
+	CURSOR_LEFT,
+	CURSOR_RIGHT,
+	CURSOR_SAVE,
+	CURSOR_LOAD
+};
+
+enum cursor_state {
+	CURSOR_DEFAULT  = 0,
+	CURSOR_HIDE     = 1,
+	CURSOR_WRAPNEXT = 2
+};
+
+enum glyph_state {
+	GLYPH_SET   = 1,
+	GLYPH_DIRTY = 2
+};
+
+enum term_mode {
+	MODE_WRAP        = 1,
+	MODE_INSERT      = 2,
+	MODE_APPKEYPAD   = 4,
+	MODE_ALTSCREEN   = 8,
+	MODE_CRLF        = 16,
+	MODE_MOUSEBTN    = 32,
+	MODE_MOUSEMOTION = 64,
+	MODE_MOUSE       = 32|64,
+	MODE_REVERSE     = 128
+};
 
+enum escape_state {
+	ESC_START      = 1,
+	ESC_CSI        = 2,
+	ESC_OSC        = 4,
+	ESC_TITLE      = 8,
+	ESC_ALTCHARSET = 16
+};
+
+enum window_state {
+	WIN_VISIBLE = 1,
+	WIN_REDRAW  = 2,
+	WIN_FOCUSED = 4
+};
+
+/* bit macro */
 #undef B0
 enum { B0=1, B1=2, B2=4, B3=8, B4=16, B5=32, B6=64, B7=128 };
 
 typedef unsigned char uchar;
 typedef unsigned int uint;
 typedef unsigned long ulong;
+typedef unsigned short ushort;
 
 typedef struct {
 	char c[UTF_SIZ];     /* character code */
 	uchar mode;  /* attribute flags */
-	uchar fg;     /* foreground      */
-	uchar bg;     /* background      */
-	uchar state; /* state flags     */
+	ushort fg;   /* foreground  */
+	ushort bg;   /* background  */
+	uchar state; /* state flags    */
 } Glyph;
 
 typedef Glyph* Line;
@@ -154,18 +199,6 @@ typedef struct {
 	char s[ESC_BUF_SIZ];
 } Key;
 
-/* Drawing Context */
-typedef struct {
-	ulong col[256];
-	GC gc;
-	struct {
-		int ascent;
-		int descent;
-		short lbearing;
-		short rbearing;
-		XFontSet set;
-	} font, bfont;
-} DC;
 
 /* TODO: use better name for vars... */
 typedef struct {
@@ -181,6 +214,19 @@ typedef struct {
 
 #include "config.h"
 
+/* Drawing Context */
+typedef struct {
+	ulong col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
+	GC gc;
+	struct {
+		int ascent;
+		int descent;
+		short lbearing;
+		short rbearing;
+		XFontSet set;
+	} font, bfont;
+} DC;
+
 static void die(const char*, ...);
 static void draw(void);
 static void drawregion(int, int, int, int);
@@ -1341,8 +1387,17 @@ csihandle(void) {
 
 void
 csidump(void) {
-	fwrite("\033[", 1, 2, stdout);
-	fwrite(escseq.buf, 1, escseq.len, stdout);
+	int i;
+	printf("ESC[");
+	for(i = 0; i < escseq.len; i++) {
+		uint c = escseq.buf[i] & 0xff;
+		if(isprint(c)) putchar(c);
+		else if(c == '\n') printf("(\\n)");
+		else if(c == '\r') printf("(\\r)");
+		else if(c == 0x1b) printf("(\\e)");
+		else printf("(%02x)", c);
+	}
+	putchar('\n');
 }
 
 void
@@ -1583,16 +1638,19 @@ xloadcols(void) {
 	XColor color;
 	ulong white = WhitePixel(xw.dpy, xw.scr);
 
+	/* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */
 	for(i = 0; i < LEN(colorname); i++) {
+		if(!colorname[i])
+			continue;
 		if(!XAllocNamedColor(xw.dpy, xw.cmap, colorname[i], &color, &color)) {
 			dc.col[i] = white;
 			fprintf(stderr, "Could not allocate color '%s'\n", colorname[i]);
 		} else
 			dc.col[i] = color.pixel;
 	}
-
-	/* same colors as xterm */
-	for(r = 0; r < 6; r++)
+	
+	/* load colors [16-255] ; same colors as xterm */
+	for(i = 16, r = 0; r < 6; r++)
 		for(g = 0; g < 6; g++)
 			for(b = 0; b < 6; b++) {
 				color.red = r == 0 ? 0 : 0x3737 + 0x2828 * r;
@@ -1826,10 +1884,14 @@ xdrawcursor(void) {
 	xcopy(oldx, oldy, 1, 1);
 
 	/* draw the new one */
-	if(!(term.c.state & CURSOR_HIDE) && (xw.state & WIN_FOCUSED)) {
-		sl = utf8size(g.c);
+	if(!(term.c.state & CURSOR_HIDE)) {
+		if(!(xw.state & WIN_FOCUSED))
+			g.bg = DefaultUCS;
+
 		if(IS_SET(MODE_REVERSE))
 			g.mode |= ATTR_REVERSE, g.fg = DefaultCS, g.bg = DefaultFG;
+
+		sl = utf8size(g.c);
 		xdraws(g.c, g, term.c.x, term.c.y, 1, sl);
 		oldx = term.c.x, oldy = term.c.y;
 	}