A cloud input method that uses Google Input Tools as engine for macOS.

1. Install Xcode 12.5.0+.

2. Clone and build the project.

git clone https://github.com/lennylxx/google-input-tools-macos
cd google-input-tools-macos
./build.sh

The output will be ~/Library/Input\ Methods/GoogleInputTools.app

3. Open System Preferences -> Keyboard -> Input Sources, click + to add a new input method, choose Chinese, Simplified -> Google Input Tools.

4. If you want to remove it, simply run below command.

rm -rf ~/Library/Input\ Methods/GoogleInputTools.app
rm -rf ~/Library/Input\ Methods/GoogleInputTools.swiftmodule

• Basic input handling logic
  • Space key to commit current highlighted candidate
  • Return key to ignore candidate and commit input string
  • Number keys (1-9) to select candidate and commit
  • Continue to show new candidates after partial matched candidate is selected and committed
  • Backspace key to remove last composing letter
  • Esc key to cancel composing
  • -/↑ and =/↓ keys to page up and page down candidate list respectively
  • Arrow keys ←/→ to switch between highlighted candidate
• Chinese/English mode toggle (Shift key)
• System UI
• Basic custom UI
  • Numbered candidates
  • Highlight current selected candidate
  • Group candidates into multiple pages, each page with at most 9 candidates
  • Page up and page down
  • Draggable candidate window
• Advanced custom UI
  • Compose string displayed in candidate window (orange, separate from candidates)
  • Padded highlight box on selected candidate with rounded corners
  • Display tokenized input string and candidates
  • Settings for font name, font size, color, etc.
  • Skin display
  • Skin manager
• Cloud engine
  • Cancel previous unnecessary web requests on new keystroke to speed up
  • In-memory LRU cache with SQLite persistence for candidate results
  • Frequency-based smart re-ranking of candidates (configurable)
  • Offline fallback: serve cached candidates when network is unavailable
  • Predictive prefetch: pre-warm cache based on typing history
  • Visual indicator (☁️) when candidates are fetched from the network
• Preferences menu (Input scheme, UI mode, font size, page size, smart rerank)
• Input tool switching, such as Pinyin, Shuangpin, Wubi, etc.
• Fullwidth form of punctuation in Chinese mode
• Allow to use HTTP/SOCKS proxy with optional authentication