aboutsummaryrefslogtreecommitdiffstats
path: root/patches/st-blinking_cursor-20200531-a2a7044.diff
blob: d544f74358aa10b97b4b7ef49a64fb381c9f564e (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
From bff176133618854676bbdc74c0099f184d3da365 Mon Sep 17 00:00:00 2001
From: Steve Ward <planet36@gmail.com>
Date: Sun, 31 May 2020 22:48:25 -0400
Subject: [PATCH] Allow blinking cursor

---
 config.def.h | 19 +++++++++++++------
 x.c          | 42 ++++++++++++++++++++++++++++++++----------
 2 files changed, 45 insertions(+), 16 deletions(-)

diff --git a/config.def.h b/config.def.h
index 6f05dce..3dbe915 100644
--- a/config.def.h
+++ b/config.def.h
@@ -133,13 +133,20 @@ static unsigned int defaultcs = 256;
 static unsigned int defaultrcs = 257;
 
 /*
- * Default shape of cursor
- * 2: Block ("█")
- * 4: Underline ("_")
- * 6: Bar ("|")
- * 7: Snowman ("☃")
+ * https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h4-Functions-using-CSI-_-ordered-by-the-final-character-lparen-s-rparen:CSI-Ps-SP-q.1D81
+ * Default style of cursor
+ * 0: Blinking block
+ * 1: Blinking block (default)
+ * 2: Steady block ("█")
+ * 3: Blinking underline
+ * 4: Steady underline ("_")
+ * 5: Blinking bar
+ * 6: Steady bar ("|")
+ * 7: Blinking st cursor
+ * 8: Steady st cursor
  */
-static unsigned int cursorshape = 2;
+static unsigned int cursorstyle = 1;
+static Rune stcursor = 0x2603; /* snowman (U+2603) */
 
 /*
  * Default columns and rows numbers
diff --git a/x.c b/x.c
index 210f184..bd80a5e 100644
--- a/x.c
+++ b/x.c
@@ -253,6 +253,7 @@ static char *opt_name  = NULL;
 static char *opt_title = NULL;
 
 static int oldbutton = 3; /* button event on startup: 3 = release */
+static int cursorblinks = 0;
 
 void
 clipcopy(const Arg *dummy)
@@ -1526,16 +1527,19 @@ xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og)
 	/* draw the new one */
 	if (IS_SET(MODE_FOCUSED)) {
 		switch (win.cursor) {
-		case 7: /* st extension */
-			g.u = 0x2603; /* snowman (U+2603) */
+		case 0: /* Blinking block */
+		case 1: /* Blinking block (default) */
+			if (IS_SET(MODE_BLINK))
+				break;
 			/* FALLTHROUGH */
-		case 0: /* Blinking Block */
-		case 1: /* Blinking Block (Default) */
-		case 2: /* Steady Block */
+		case 2: /* Steady block */
 			xdrawglyph(g, cx, cy);
 			break;
-		case 3: /* Blinking Underline */
-		case 4: /* Steady Underline */
+		case 3: /* Blinking underline */
+			if (IS_SET(MODE_BLINK))
+				break;
+			/* FALLTHROUGH */
+		case 4: /* Steady underline */
 			XftDrawRect(xw.draw, &drawcol,
 					borderpx + cx * win.cw,
 					borderpx + (cy + 1) * win.ch - \
@@ -1543,12 +1547,23 @@ xdrawcursor(int cx, int cy, Glyph g, int ox, int oy, Glyph og)
 					win.cw, cursorthickness);
 			break;
 		case 5: /* Blinking bar */
+			if (IS_SET(MODE_BLINK))
+				break;
+			/* FALLTHROUGH */
 		case 6: /* Steady bar */
 			XftDrawRect(xw.draw, &drawcol,
 					borderpx + cx * win.cw,
 					borderpx + cy * win.ch,
 					cursorthickness, win.ch);
 			break;
+		case 7: /* Blinking st cursor */
+			if (IS_SET(MODE_BLINK))
+				break;
+			/* FALLTHROUGH */
+		case 8: /* Steady st cursor */
+			g.u = stcursor;
+			xdrawglyph(g, cx, cy);
+			break;
 		}
 	} else {
 		XftDrawRect(xw.draw, &drawcol,
@@ -1690,9 +1705,12 @@ xsetmode(int set, unsigned int flags)
 int
 xsetcursor(int cursor)
 {
-	if (!BETWEEN(cursor, 0, 7)) /* 7: st extension */
+	if (!BETWEEN(cursor, 0, 8)) /* 7-8: st extensions */
 		return 1;
 	win.cursor = cursor;
+	cursorblinks = win.cursor == 0 || win.cursor == 1 ||
+	               win.cursor == 3 || win.cursor == 5 ||
+	               win.cursor == 7;
 	return 0;
 }
 
@@ -1936,6 +1954,10 @@ run(void)
 		if (FD_ISSET(ttyfd, &rfd) || xev) {
 			if (!drawing) {
 				trigger = now;
+				if (IS_SET(MODE_BLINK)) {
+					win.mode ^= MODE_BLINK;
+				}
+				lastblink = now;
 				drawing = 1;
 			}
 			timeout = (maxlatency - TIMEDIFF(now, trigger)) \
@@ -1946,7 +1968,7 @@ run(void)
 
 		/* idle detected or maxlatency exhausted -> draw */
 		timeout = -1;
-		if (blinktimeout && tattrset(ATTR_BLINK)) {
+		if (blinktimeout && (cursorblinks || tattrset(ATTR_BLINK))) {
 			timeout = blinktimeout - TIMEDIFF(now, lastblink);
 			if (timeout <= 0) {
 				if (-timeout > blinktimeout) /* start visible */
@@ -1982,7 +2004,7 @@ main(int argc, char *argv[])
 {
 	xw.l = xw.t = 0;
 	xw.isfixed = False;
-	xsetcursor(cursorshape);
+	xsetcursor(cursorstyle);
 
 	ARGBEGIN {
 	case 'a':
-- 
2.20.1

Un proyecto texto-plano.xyz