im-switch.json

{
  "title": "Switch input source  |  输入法切换",
  "rules": [
    {
      "description": "Tap ESC → Switch input source to English  |  短按 ESC → 切换到英文输入法",
      "manipulators": [
        {
          "conditions": [
            {
              "input_sources": [
                {
                  "language": "en"
                }
              ],
              "type": "input_source_unless"
            }
          ],
          "from": {
            "key_code": "escape",
            "modifiers": {
              "optional": ["caps_lock"]
            }
          },
          "to": [
            {
              "key_code": "escape",
              "lazy": true
            }
          ],
          "to_if_alone": [
            {
              "key_code": "f18"
            }
          ],
          "to_if_held_down": [
            {
              "key_code": "escape"
            }
          ],
          "type": "basic"
        },
        {
          "conditions": [
            {
              "input_sources": [
                {
                  "language": "en"
                }
              ],
              "type": "input_source_if"
            }
          ],
          "from": {
            "key_code": "escape",
            "modifiers": {
              "optional": ["caps_lock"]
            }
          },
          "to": [
            {
              "key_code": "escape",
              "lazy": true
            }
          ],
          "to_if_alone": [
            {
              "key_code": "vk_none"
            }
          ],
          "to_if_held_down": [
            {
              "key_code": "escape"
            }
          ],
          "type": "basic"
        }
      ]
    },
    {
      "description": "Tap Shift_L (⇧) → Switch input source (F18)  |  短按左 Shift (⇧) → 切换输入法",
      "manipulators": [
        {
          "from": {
            "key_code": "left_shift",
            "modifiers": {
              "optional": ["caps_lock"]
            }
          },
          "to": [
            {
              "key_code": "left_shift"
            }
          ],
          "to_if_alone": [
            {
              "key_code": "f18"
            }
          ],
          "to_if_held_down": [
            {
              "key_code": "left_shift"
            }
          ],
          "type": "basic"
        }
      ]
    }
  ]
}

karabiner://karabiner/assets/complex_modifications/import?url=json url