mirror of
https://github.com/d0zingcat/rime_wanxiang.git
synced 2026-05-13 15:10:03 +00:00
91 lines
2.3 KiB
Lua
91 lines
2.3 KiB
Lua
-- amzxyz@https://github.com/amzxyz/rime_wanxiang
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-- lua/alt_jump.lua
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-- Alt + 字母：把输入法光标跳到对应字母后面，系统占用了asdt等几个按键不起作用，暂时不，没办法
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-- 多个相同字母时轮询跳转（i > caret）
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local wanxiang = require("wanxiang")
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local R = wanxiang.RIME_PROCESS_RESULTS -- 简化引用（可选）
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----------------------------------------------------------------------
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-- 移动光标到“下一个 ch 后面”，并支持轮询
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----------------------------------------------------------------------
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local function move_to_next_char(context, ch)
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local input = context.input
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if not input or input == "" then
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return false
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end
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local len = #input
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local caret = context.caret_pos
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if type(caret) ~= "number" then
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caret = 0
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end
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local first_pos = nil
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local next_pos = nil
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for i = 1, len do
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if input:sub(i, i) == ch then
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if not first_pos then
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first_pos = i
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end
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-- ⚠️ 核心：必须是 i > caret，而不是 i >= caret
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if (i > caret) and (not next_pos) then
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next_pos = i
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end
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end
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end
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if not first_pos then
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return false
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end
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-- 若后面没有相同字母 → 回圈到第一个
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local target = next_pos or first_pos
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context.caret_pos = target
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context:refresh_non_confirmed_composition()
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return true
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end
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----------------------------------------------------------------------
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-- 主处理器：拦截 Alt + 字母
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----------------------------------------------------------------------
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local function processor(key, env)
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local context = env.engine.context
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if key:release() then
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return R.kNoop
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end
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if not key:alt() then
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return R.kNoop
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end
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if not context:is_composing() then
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return R.kNoop
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end
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local code = key.keycode
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if not code then
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return R.kNoop
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end
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local ch
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if code >= string.byte("a") and code <= string.byte("z") then
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ch = string.char(code)
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elseif code >= string.byte("A") and code <= string.byte("Z") then
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ch = string.char(code + 32)
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else
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return R.kNoop
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end
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if move_to_next_char(context, ch) then
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return R.kAccepted
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else
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return R.kNoop
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end
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end
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return processor
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