redraw if we scroll on resize

diff --git a/st.c b/st.c
index 1089087..ed8e2a8 100644 (file)
--- a/st.c
+++ b/st.c
@@ -170,7 +170,7 @@ static void tputtab(void);
 static void tputc(char);
 static void tputs(char*, int);
 static void treset(void);
-static void tresize(int, int);
+static int tresize(int, int);
 static void tscrollup(int, int);
 static void tscrolldown(int, int);
 static void tsetattr(int*, int);
@@ -1202,7 +1202,7 @@ tputs(char *s, int len) {
                tputc(*s++);
 }
 
-void
+int
 tresize(int col, int row) {
        int i, x;
        int minrow = MIN(row, term.row);
@@ -1210,7 +1210,7 @@ tresize(int col, int row) {
        int slide = term.c.y - row + 1;
 
        if(col < 1 || row < 1)
-               return;
+               return 0;
 
        /* free unneeded rows */
        i = 0;
@@ -1256,6 +1256,7 @@ tresize(int col, int row) {
        tmoveto(term.c.x, term.c.y);
        /* reset scrolling region */
        tsetscroll(0, row-1);
+       return (slide > 0);
 }
 
 void
@@ -1650,7 +1651,8 @@ resize(XEvent *e) {
        row = (xw.h - 2*BORDER) / xw.ch;
        if(col == term.col && row == term.row)
                return;
-       tresize(col, row);
+       if(tresize(col, row))
+               draw(SCREEN_REDRAW);
        ttyresize(col, row);
        xresize(col, row);
 }