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author | Aurélien Aptel <aurelien.aptel@gmail.com> | 2010-09-02 01:42:03 +0200 |
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committer | Aurélien Aptel <aurelien.aptel@gmail.com> | 2010-09-02 01:42:03 +0200 |
commit | fbc6ec3207fa1298ec8347697ddea6b3e78f13d0 (patch) | |
tree | 45b463e7f32cc6fe680cb9cbc04ff319d0131dc9 | |
parent | 9d82bdd94708fa2daabc0b53f8b71bca2a3c6f0a (diff) | |
download | st-fbc6ec3207fa1298ec8347697ddea6b3e78f13d0.tar.gz st-fbc6ec3207fa1298ec8347697ddea6b3e78f13d0.tar.bz2 st-fbc6ec3207fa1298ec8347697ddea6b3e78f13d0.zip |
resize from the top.
-rw-r--r-- | st.c | 17 |
1 files changed, 15 insertions, 2 deletions
@@ -1060,12 +1060,25 @@ tresize(int col, int row) { int i; int minrow = MIN(row, term.row); int mincol = MIN(col, term.col); + int slide = term.c.y - row + 1; if(col < 1 || row < 1) return; - /* free uneeded rows */ - for(i = row; i < term.row; i++) { + /* free unneeded rows */ + 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.alt[i]); } |