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@ -237,6 +237,7 @@ static void selinit(void); |
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static inline int selected(int, int); |
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static inline int selected(int, int); |
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static void selcopy(void); |
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static void selcopy(void); |
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static void selpaste(); |
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static void selpaste(); |
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static void selscroll(int, int); |
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static int utf8decode(char *, long *); |
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static int utf8decode(char *, long *); |
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static int utf8encode(long *, char *); |
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static int utf8encode(long *, char *); |
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@ -806,6 +807,8 @@ tscrolldown(int orig, int n) { |
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term.line[i] = term.line[i-n]; |
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term.line[i] = term.line[i-n]; |
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term.line[i-n] = temp; |
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term.line[i-n] = temp; |
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} |
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} |
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selscroll(orig, n); |
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} |
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} |
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void |
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void |
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@ -821,6 +824,31 @@ tscrollup(int orig, int n) { |
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term.line[i] = term.line[i+n]; |
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term.line[i] = term.line[i+n]; |
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term.line[i+n] = temp; |
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term.line[i+n] = temp; |
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} |
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} |
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selscroll(orig, -n); |
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} |
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void |
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selscroll(int orig, int n) { |
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if(sel.bx == -1) |
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return; |
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if(BETWEEN(sel.by, orig, term.bot) || BETWEEN(sel.ey, orig, term.bot)) { |
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if((sel.by += n) > term.bot || (sel.ey += n) < term.top) { |
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sel.bx = -1; |
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return; |
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} |
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if(sel.by < term.top) { |
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sel.by = term.top; |
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sel.bx = 0; |
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} |
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if(sel.ey > term.bot) { |
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sel.ey = term.bot; |
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sel.ex = term.col; |
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} |
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sel.b.y = sel.by, sel.b.x = sel.bx; |
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sel.e.y = sel.ey, sel.e.x = sel.ex; |
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} |
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} |
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} |
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void |
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void |
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@ -1077,6 +1105,7 @@ csihandle(void) { |
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break; |
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break; |
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/* XXX: (CSI n I) CHT -- Cursor Forward Tabulation <n> tab stops */ |
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/* XXX: (CSI n I) CHT -- Cursor Forward Tabulation <n> tab stops */ |
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case 'J': /* ED -- Clear screen */ |
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case 'J': /* ED -- Clear screen */ |
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sel.bx = -1; |
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switch(escseq.arg[0]) { |
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switch(escseq.arg[0]) { |
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case 0: /* below */ |
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case 0: /* below */ |
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tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); |
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tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); |
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@ -1382,6 +1411,7 @@ tputc(char *c) { |
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} |
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} |
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} |
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} |
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} else { |
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} else { |
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if(sel.bx != -1 && BETWEEN(term.c.y, sel.by, sel.ey)) sel.bx = -1; |
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switch(ascii) { |
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switch(ascii) { |
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case '\t': |
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case '\t': |
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tputtab(); |
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tputtab(); |
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