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| -rw-r--r-- | modules/textadept/bookmarks.lua | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/modules/textadept/bookmarks.lua b/modules/textadept/bookmarks.lua new file mode 100644 index 00000000..334ed626 --- /dev/null +++ b/modules/textadept/bookmarks.lua @@ -0,0 +1,62 @@ +-- Copyright 2007-2008 Mitchell mitchell<att>caladbolg.net. See LICENSE. + +--- +-- Bookmarks for the textadept module. +-- There are several option variables used: +-- MARK_BOOKMARK: The integer mark used to identify a bookmarked line. +-- MARK_BOOKMARK_COLOR: The Scintilla color used for a bookmarked line. +module('_m.textadept.bookmarks', package.seeall) + +-- options +local MARK_BOOKMARK = 0 +local MARK_BOOKMARK_COLOR = 0xC08040 +-- end options + +--- +-- Adds a bookmark to the current line. +function add() + local buffer = buffer + buffer:marker_set_back(MARK_BOOKMARK, MARK_BOOKMARK_COLOR) + local line = buffer:line_from_position(buffer.current_pos) + buffer:marker_add(line, MARK_BOOKMARK) +end + +--- +-- Clears the bookmark at the current line. +function remove() + local buffer = buffer + local line = buffer:line_from_position(buffer.current_pos) + buffer:marker_delete(line, MARK_BOOKMARK) +end + +--- +-- Toggles a bookmark on the current line. +function toggle() + local buffer = buffer + local line = buffer:line_from_position(buffer.current_pos) + local markers = buffer:marker_get(line) -- bit mask + if markers % 2 == 0 then add() else remove() end -- first bit is set? +end + +--- +-- Clears all bookmarks in the current buffer. +function clear() + local buffer = buffer + buffer:marker_delete_all(MARK_BOOKMARK) +end + +--- +-- Goes to the next bookmark in the current buffer. +function goto_next() + local current_line = buffer:line_from_position(buffer.current_pos) + local line = buffer:marker_next(current_line, 1) + if line >= 0 then _m.textadept.editing.goto_line(line + 1) end +end + +--- +-- Goes to the previous bookmark in the current buffer. +function goto_prev() + local current_line = buffer:line_from_position(buffer.current_pos) + local line = buffer:marker_previous(current_line, 1) + if line >= 0 then _m.textadept.editing.goto_line(line + 1) end +end |