diff options
author | mitchell <70453897+orbitalquark@users.noreply.github.com> | 2021-04-30 18:40:06 -0400 |
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committer | mitchell <70453897+orbitalquark@users.noreply.github.com> | 2021-04-30 18:40:06 -0400 |
commit | 715901363a02634f5336c0d3f18cbd9a9c080b4a (patch) | |
tree | 315146ace595595cefe4e6b4eae01c475a21a85b /modules/textadept | |
parent | a775e9fb4188f2638111c15623ea9bd5c804b3e2 (diff) |
Replaced `events.FILE_{BEFORE,AFTER}_RELOAD` with `events.BUFFER_{BEFORE,AFTER}_REPLACE_TEXT`.
This allows more features to save/restore state when buffer contents are replaced (e.g. file
reload, filter through, etc.)
Diffstat (limited to 'modules/textadept')
-rw-r--r-- | modules/textadept/bookmarks.lua | 7 | ||||
-rw-r--r-- | modules/textadept/history.lua | 33 |
2 files changed, 10 insertions, 30 deletions
diff --git a/modules/textadept/bookmarks.lua b/modules/textadept/bookmarks.lua index 532d1427..5f919e3d 100644 --- a/modules/textadept/bookmarks.lua +++ b/modules/textadept/bookmarks.lua @@ -80,10 +80,11 @@ function M.goto_mark(next) end local lines = {} --- Save and restore bookmarks on buffer:reload(). -events.connect(events.FILE_BEFORE_RELOAD, +-- Save and restore bookmarks when replacing buffer text (e.g. buffer:reload(), +-- textadept.editing.filter_through()). +events.connect(events.BUFFER_BEFORE_REPLACE_TEXT, function() for line in bookmarks(buffer) do lines[#lines + 1] = line end end) -events.connect(events.FILE_AFTER_RELOAD, function() +events.connect(events.BUFFER_AFTER_REPLACE_TEXT, function() for _, line in ipairs(lines) do buffer:marker_add(line, M.MARK_BOOKMARK) end lines = {} -- clear end) diff --git a/modules/textadept/history.lua b/modules/textadept/history.lua index 8c784c17..f6238a0d 100644 --- a/modules/textadept/history.lua +++ b/modules/textadept/history.lua @@ -33,36 +33,15 @@ local view_history = setmetatable({}, { end }) -local restore_position, pos, first_visible_line = false, nil, nil --- Restore position after a full-buffer undo/redo operation, e.g. after replacing buffer contents --- with a formatting command and then performing an undo. -events.connect(events.UPDATE_UI, function(updated) - if not restore_position or updated & buffer.UPDATE_SELECTION == 0 then return end - restore_position = false - buffer:goto_pos(pos) - view.first_visible_line, pos, first_visible_line = first_visible_line, nil, nil -end) - +local INSERT, DELETE = buffer.MOD_INSERTTEXT, buffer.MOD_DELETETEXT +local UNDO, REDO = buffer.PERFORMED_UNDO, buffer.PERFORMED_REDO -- Listens for text insertion and deletion events and records their locations. events.connect(events.MODIFIED, function(position, mod, text, length) - local buffer = buffer - -- Only interested in text insertion or deletion. - if mod & buffer.MOD_INSERTTEXT > 0 then - if length == buffer.length then - if mod & buffer.MULTILINEUNDOREDO > 0 then restore_position = true end - return -- ignore file loading or replacing buffer contents - end - position = position + length - elseif mod & buffer.MOD_DELETETEXT > 0 then - if buffer.length == 0 then return end -- ignore replacing buffer contents - elseif mod & (buffer.PERFORMED_UNDO | buffer.PERFORMED_REDO) > 0 and - (mod & buffer.MOD_BEFOREDELETE > 0) and length == buffer.length then - -- Save view state for potential undo before it's lost. - pos, first_visible_line = buffer.current_pos, view.first_visible_line - else - return + if mod & (INSERT | DELETE) == 0 or buffer.length == (mod & INSERT > 0 and length or 0) then + return -- ignore non-insertion/deletion, file loading, and replacing buffer contents end - if mod & (buffer.PERFORMED_UNDO | buffer.PERFORMED_REDO) > 0 then return end -- ignore undo/redo + if mod & INSERT > 0 then position = position + length end + if mod & (UNDO | REDO) > 0 then return end -- ignore undo/redo M.record(nil, buffer:line_from_position(position), buffer.column[position]) end) |