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resize from the top.

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This commit is contained in:
Aurélien Aptel 2010-09-02 01:42:03 +02:00
parent 9d82bdd947
commit fbc6ec3207
1 changed files with 15 additions and 2 deletions
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17
st.c
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@ -1060,12 +1060,25 @@ tresize(int col, int row) {
int i; int i;
int minrow = MIN(row, term.row); int minrow = MIN(row, term.row);
int mincol = MIN(col, term.col); int mincol = MIN(col, term.col);
int slide = term.c.y - row + 1;
if(col < 1 || row < 1) if(col < 1 || row < 1)
return; return;
/* free uneeded rows */ /* free unneeded rows */
for(i = row; i < term.row; i++) { i = 0;
if(slide > 0) {
/* slide screen to keep cursor where we expect it -
* tscrollup would work here, but we can optimize to
* memmove because we're freeing the earlier lines */
for(/* i = 0 */; i < slide; i++) {
free(term.line[i]);
free(term.alt[i]);
}
memmove(term.line, term.line + slide, row * sizeof(Line));
memmove(term.alt, term.alt + slide, row * sizeof(Line));
}
for(i += row; i < term.row; i++) {
free(term.line[i]); free(term.line[i]);
free(term.alt[i]); free(term.alt[i]);
} }