X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=st.c;h=8d27c94b6b1e6956a52d3dcca34cf94ee9536540;hb=1b2751f5c24ca06afbb68e41e73fc9fce6c6b521;hp=71e5b83d96f406bcf8c46ad48489c02d0360c7a0;hpb=b596d6ba3c50bc379adc298a4e2ba7c122b116ab;p=st.git

diff --git a/st.c b/st.c
index 71e5b83..8d27c94 100644
--- a/st.c
+++ b/st.c
@@ -36,6 +36,7 @@ char *argv0;
 #define Draw XftDraw *
 #define Colour XftColor
 #define Colourmap Colormap
+#define Rectangle XRectangle
 
 #if   defined(__linux)
  #include <pty.h>
@@ -114,6 +115,7 @@ enum term_mode {
 	MODE_ECHO	 = 1024,
 	MODE_APPCURSOR	 = 2048,
 	MODE_MOUSESGR    = 4096,
+	MODE_8BIT	 = 8192,
 };
 
 enum escape_state {
@@ -783,11 +785,8 @@ bpress(XEvent *e) {
 		sel.ey = sel.by = y2row(e->xbutton.y);
 
 		/*
-		 * Snap handling.
-		 * If user clicks are fasst enough (e.g. below timeouts),
-		 * we ignore if his hand slipped left or down and accidentally
-		 * selected more; we are just snapping to whatever we're
-		 * snapping.
+		 * If the user clicks below predefined timeouts specific
+		 * snapping behaviour is exposed.
 		 */
 		if(TIMEDIFF(now, sel.tclick2) <= tripleclicktimeout) {
 			sel.snap = SNAP_LINE;
@@ -807,7 +806,8 @@ bpress(XEvent *e) {
 		 * Draw selection, unless it's regular and we don't want to
 		 * make clicks visible
 		 */
-		if (sel.snap != 0) {
+		if(sel.snap != 0) {
+			sel.mode++;
 			tsetdirt(sel.b.y, sel.e.y);
 			draw();
 		}
@@ -985,14 +985,14 @@ brelease(XEvent *e) {
 	if(e->xbutton.button == Button2) {
 		selpaste(NULL);
 	} else if(e->xbutton.button == Button1) {
-		sel.mode = 0;
-		getbuttoninfo(e);
-		term.dirty[sel.ey] = 1;
-		if(sel.bx == sel.ex && sel.by == sel.ey) {
+		if(sel.mode < 2) {
 			sel.bx = -1;
 		} else {
+			getbuttoninfo(e);
 			selcopy();
 		}
+		sel.mode = 0;
+		term.dirty[sel.ey] = 1;
 	}
 }
 
@@ -1008,6 +1008,7 @@ bmotion(XEvent *e) {
 	if(!sel.mode)
 		return;
 
+	sel.mode++;
 	oldey = sel.ey;
 	oldex = sel.ex;
 	oldsby = sel.b.y;
@@ -1423,6 +1424,8 @@ tclearregion(int x1, int y1, int x2, int y2) {
 	for(y = y1; y <= y2; y++) {
 		term.dirty[y] = 1;
 		for(x = x1; x <= x2; x++) {
+			if(selected(x, y))
+				selclear(NULL);
 			term.line[y][x] = term.c.attr;
 			memcpy(term.line[y][x].c, " ", 2);
 		}
@@ -1650,6 +1653,9 @@ tsetmode(bool priv, bool set, int *args, int narg) {
 			case 1006:
 				MODBIT(term.mode, set, MODE_MOUSESGR);
 				break;
+			case 1034:
+				MODBIT(term.mode, set, MODE_8BIT);
+				break;
 			case 1049: /* = 1047 and 1048 */
 			case 47:
 			case 1047:
@@ -2760,6 +2766,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
 	FcCharSet *fccharset;
 	Colour *fg, *bg, *temp, revfg, revbg;
 	XRenderColor colfg, colbg;
+	Rectangle r;
 
 	frcflags = FRC_NORMAL;
 
@@ -2848,6 +2855,13 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
 	/* Clean up the region we want to draw to. */
 	XftDrawRect(xw.draw, bg, winx, winy, width, xw.ch);
 
+	/* Set the clip region because Xft is sometimes dirty. */
+	r.x = 0;
+	r.y = 0;
+	r.height = xw.ch;
+	r.width = width;
+	XftDrawSetClipRectangles(xw.draw, winx, winy, &r, 1);
+
 	fcsets[0] = font->set;
 	for(xp = winx; bytelen > 0;) {
 		/*
@@ -2881,6 +2895,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
 							(FcChar8 *)u8fs,
 							u8fblen);
 					xp += font->width * u8fl;
+
 				}
 				break;
 			}
@@ -2965,6 +2980,9 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
 		XftDrawRect(xw.draw, fg, winx, winy + font->ascent + 1,
 				width, 1);
 	}
+
+	/* Reset clip to none. */
+	XftDrawSetClip(xw.draw, 0);
 }
 
 void
@@ -3077,7 +3095,7 @@ drawregion(int x1, int y1, int x2, int y2) {
 		ic = ib = ox = 0;
 		for(x = x1; x < x2; x++) {
 			new = term.line[y][x];
-			if(ena_sel && *(new.c) && selected(x, y))
+			if(ena_sel && selected(x, y))
 				new.mode ^= ATTR_REVERSE;
 			if(ib > 0 && (ATTRCMP(base, new)
 					|| ib >= DRAW_BUF_SIZ-UTF_SIZ)) {
@@ -3228,7 +3246,8 @@ kpress(XEvent *ev) {
 	XKeyEvent *e = &ev->xkey;
 	KeySym ksym;
 	char xstr[31], buf[32], *customkey, *cp = buf;
-	int len;
+	int len, ret;
+	long c;
 	Status status;
 	Shortcut *bp;
 
@@ -3249,13 +3268,23 @@ kpress(XEvent *ev) {
 	if((customkey = kmap(ksym, e->state))) {
 		len = strlen(customkey);
 		memcpy(buf, customkey, len);
-	/* 2. hardcoded (overrides X lookup) */
+	/* 3. hardcoded (overrides X lookup) */
 	} else {
 		if(len == 0)
 			return;
 
-		if(len == 1 && e->state & Mod1Mask)
-			*cp++ = '\033';
+		if(len == 1 && e->state & Mod1Mask) {
+			if(IS_SET(MODE_8BIT)) {
+				if(*xstr < 0177) {
+					c = *xstr | B7;
+					ret = utf8encode(&c, cp);
+					cp += ret;
+					len = 0;
+				}
+			} else {
+				*cp++ = '\033';
+			}
+		}
 
 		memcpy(cp, xstr, len);
 		len = cp - buf + len;