From 2c847fb4a3af99379f283f85dff7983494ca34bc Mon Sep 17 00:00:00 2001 From: Přemysl Janouch Date: Fri, 27 Sep 2019 21:08:12 +0200 Subject: Add actions imitating L/M/H in vi --- sdn.cpp | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/sdn.cpp b/sdn.cpp index e4e7c6c..913c705 100644 --- a/sdn.cpp +++ b/sdn.cpp @@ -386,7 +386,8 @@ enum { ALT = 1 << 24, SYM = 1 << 25 }; // Outside the range of Unicode #define ACTIONS(XX) XX(NONE) XX(HELP) XX(QUIT) XX(QUIT_NO_CHDIR) \ XX(CHOOSE) XX(CHOOSE_FULL) XX(VIEW) XX(EDIT) XX(SORT_LEFT) XX(SORT_RIGHT) \ - XX(UP) XX(DOWN) XX(TOP) XX(BOTTOM) XX(PAGE_PREVIOUS) XX(PAGE_NEXT) \ + XX(UP) XX(DOWN) XX(TOP) XX(BOTTOM) XX(HIGH) XX(MIDDLE) XX(LOW) \ + XX(PAGE_PREVIOUS) XX(PAGE_NEXT) \ XX(SCROLL_UP) XX(SCROLL_DOWN) XX(CHDIR) XX(GO_START) XX(GO_HOME) \ XX(SEARCH) XX(RENAME) XX(RENAME_PREFILL) \ XX(TOGGLE_FULL) XX(REVERSE_SORT) XX(SHOW_HIDDEN) XX(REDRAW) XX(RELOAD) \ @@ -412,6 +413,7 @@ static map g_normal_actions { {'j', ACTION_DOWN}, {CTRL 'n', ACTION_DOWN}, {KEY (DOWN), ACTION_DOWN}, {'g', ACTION_TOP}, {ALT | '<', ACTION_TOP}, {KEY (HOME), ACTION_TOP}, {'G', ACTION_BOTTOM}, {ALT | '>', ACTION_BOTTOM}, {KEY(END), ACTION_BOTTOM}, + {'H', ACTION_HIGH}, {'M', ACTION_MIDDLE}, {'L', ACTION_LOW}, {KEY (PPAGE), ACTION_PAGE_PREVIOUS}, {KEY (NPAGE), ACTION_PAGE_NEXT}, {CTRL 'y', ACTION_SCROLL_UP}, {CTRL 'e', ACTION_SCROLL_DOWN}, {'c', ACTION_CHDIR}, {'&', ACTION_GO_START}, {'~', ACTION_GO_HOME}, @@ -922,7 +924,7 @@ fun fix_cursor_and_offset () { int pushable = visible_lines () - (int (g.entries.size ()) - g.offset); g.offset -= max (pushable, 0); - // Make sure cursor is visible + // Make sure the cursor is visible g.offset = max (g.offset, 0); g.offset = min (g.offset, int (g.entries.size ()) - 1); @@ -1165,6 +1167,17 @@ fun handle (wint_t c) -> bool { g.cursor = int (g.entries.size ()) - 1; break; + case ACTION_HIGH: + g.cursor = g.offset; + break; + case ACTION_MIDDLE: + g.cursor = g.offset + (min (int (g.entries.size ()) - g.offset, + visible_lines ()) - 1) / 2; + break; + case ACTION_LOW: + g.cursor = g.offset + visible_lines () - 1; + break; + case ACTION_PAGE_PREVIOUS: g.cursor -= LINES; break; -- cgit v1.2.3-70-g09d2