handle chords
For shift we'll mostly rely on love.textinput. For the rest I've created a simple driver.
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@ -0,0 +1,25 @@
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-- Keyboard driver
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function love.keypressed(key, scancode, isrepeat)
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if key == 'lctrl' or key == 'rctrl' or key == 'lalt' or key == 'ralt' or key == 'lshift' or key == 'rshift' or key == 'lgui' or key == 'rgui' then
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-- do nothing when the modifier is pressed
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end
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-- include the modifier(s) when the non-modifer is pressed
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keychord_pressed(combine_modifiers(key))
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end
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function combine_modifiers(key)
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local result = ''
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local down = love.keyboard.isDown
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if down('lctrl') or down('rctrl') then
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result = result..'C-'
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end
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if down('lalt') or down('ralt') then
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result = result..'M-'
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end
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if down('lgui') or down('rgui') then
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result = result..'S-'
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end
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result = result..key
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return result
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end
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47
main.lua
47
main.lua
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@ -1,3 +1,5 @@
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require 'keychord'
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lines = {}
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width, height, flags = 0, 0, nil
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@ -25,27 +27,29 @@ end
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function love.update(dt)
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end
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function love.keypressed(key, scancode, isrepeat)
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if key == 'return' then
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function love.textinput(t)
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lines[#lines] = lines[#lines]..t
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end
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function keychord_pressed(chord)
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-- Don't handle any keys here that would trigger love.textinput above.
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if chord == 'return' then
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table.insert(lines, '')
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elseif key == 'space' then
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lines[#lines] = lines[#lines]..' '
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elseif key == 'lctrl' or key == 'rctrl' then
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-- do nothing
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elseif key == 'lalt' or key == 'ralt' then
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-- do nothing
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elseif key == 'lshift' or key == 'rshift' then
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-- do nothing
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elseif love.keyboard.isDown('lctrl') or love.keyboard.isDown('rctrl') then
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if key == 'r' then
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lines[#lines+1] = eval(lines[#lines])[1]
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lines[#lines+1] = ''
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end
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else
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lines[#lines] = lines[#lines]..key
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elseif chord == 'C-r' then
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lines[#lines+1] = eval(lines[#lines])[1]
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lines[#lines+1] = ''
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end
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end
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function love.keyreleased(key, scancode)
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end
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function love.mousepressed(x, y, button)
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end
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function love.mousereleased(x, y, button)
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end
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function eval(buf)
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local f = load('return '..buf, 'REPL')
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if f then
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@ -69,12 +73,3 @@ function gather_results(success, ...)
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local n = select('#', ...)
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return success, { n = n, ... }
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end
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function love.keyreleased(key, scancode)
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end
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function love.mousepressed(x, y, button)
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end
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function love.mousereleased(x, y, button)
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end
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