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Selection expands by word or line on double or triple click followed by drag.

This commit is contained in:
Joshua Minor 2021-11-19 01:05:26 -08:00
parent 298ec8a1e9
commit 4f55555ca9
2 changed files with 28 additions and 6 deletions
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10
data/core/commands/doc.lua
View File

@ -82,13 +82,13 @@ local function split_cursor(direction)
core.blink_reset()
end
local function set_cursor(x, y, type)
local function set_cursor(x, y, snap_type)
local line, col = dv():resolve_screen_position(x, y)
doc():set_selection(line, col, line, col)
if type == "word" or type == "lines" then
command.perform("doc:select-" .. type)
if snap_type == "word" or snap_type == "lines" then
command.perform("doc:select-" .. snap_type)
end
dv().mouse_selecting = { line, col }
dv().mouse_selecting = { line, col, snap_type }
core.blink_reset()
end
@ -402,7 +402,7 @@ local commands = {
["doc:select-to-cursor"] = function(x, y, clicks)
local line1, col1 = select(3, doc():get_selection())
local line2, col2 = dv():resolve_screen_position(x, y)
dv().mouse_selecting = { line1, col1 }
dv().mouse_selecting = { line1, col1, nil }
doc():set_selection(line2, col2, line1, col1)
end,

24
data/core/docview.lua
View File

@ -224,6 +224,7 @@ function DocView:scroll_to_make_visible(line, col)
end
end
function DocView:on_mouse_moved(x, y, ...)
DocView.super.on_mouse_moved(self, x, y, ...)
@ -235,7 +236,7 @@ function DocView:on_mouse_moved(x, y, ...)
if self.mouse_selecting then
local l1, c1 = self:resolve_screen_position(x, y)
local l2, c2 = table.unpack(self.mouse_selecting)
local l2, c2, snap_type = table.unpack(self.mouse_selecting)
if keymap.modkeys["ctrl"] then
if l1 > l2 then l1, l2 = l2, l1 end
self.doc.selections = { }
@ -243,12 +244,33 @@ function DocView:on_mouse_moved(x, y, ...)
self.doc:set_selections(i - l1 + 1, i, math.min(c1, #self.doc.lines[i]), i, math.min(c2, #self.doc.lines[i]))
end
else
if snap_type then
l1, c1, l2, c2 = self:mouse_selection(self.doc, snap_type, l1, c1, l2, c2)
end
self.doc:set_selection(l1, c1, l2, c2)
end
end
end
function DocView:mouse_selection(doc, snap_type, line1, col1, line2, col2)
local swap = line2 < line1 or line2 == line1 and col2 <= col1
if swap then
line1, col1, line2, col2 = line2, col2, line1, col1
end
if snap_type == "word" then
line1, col1 = translate.start_of_word(doc, line1, col1)
line2, col2 = translate.end_of_word(doc, line2, col2)
elseif snap_type == "lines" then
col1, col2 = 1, math.huge
end
if swap then
return line2, col2, line1, col1
end
return line1, col1, line2, col2
end
function DocView:on_mouse_released(button)
DocView.super.on_mouse_released(self, button)
self.mouse_selecting = nil