Implement native Windows KSwitcher with configurable hotkeys and clipboard history

2026-10-27 22:14:06 +02:00
commit f683e4178c
37 changed files with 31288 additions and 0 deletions
@@ -0,0 +1,77 @@
+#pragma once
+#include <cstdint>
+#include <functional>
+#include <optional>
+#include <string>
+#include <vector>
+#include <windows.h>
+
+namespace ks
+{
+struct Layout
+{
+    HKL handle{};
+    std::wstring id, name, normal, shifted;
+    bool convertible = true;
+    int code(wchar_t ch) const;
+    wchar_t at(int code) const;
+    bool hasLetter(wchar_t ch) const;
+};
+bool letter(wchar_t ch);
+std::wstring lower(std::wstring text);
+std::wstring upper(std::wstring text);
+std::wstring convert(const std::wstring &, const Layout &, const Layout &, bool force = false);
+int detect(const std::wstring &, const std::vector<Layout> &, int preferred = -1);
+std::wstring convertTo(const std::wstring &, const std::vector<Layout> &, int target, int hint);
+std::wstring cycleCase(const std::wstring &);
+std::wstring transliterate(const std::wstring &);
+struct Snippet
+{
+    std::wstring trigger, text;
+};
+struct Template
+{
+    std::wstring text, suffix;
+    int cursors = 0;
+};
+Template parseTemplate(const std::wstring &);
+struct Hotkey
+{
+    UINT modifiers{}, key{};
+    bool operator==(const Hotkey &) const = default;
+    static std::optional<Hotkey> parse(std::wstring);
+    std::wstring format() const;
+};
+struct Settings
+{
+    bool recent = true, switchLayout = true, history = true, autostart = false, awake = false;
+    bool elevatedAutostart = false;
+    int maxItems = 500, maxMiB = 200, maxImageMiB = 20;
+    std::wstring toggle = L"Ctrl+Alt+Shift+Space", casing = L"Ctrl+Alt+Shift+C",
+                 translit = L"Ctrl+Alt+Shift+T", undo = L"Ctrl+Alt+Shift+Z", clipboard = L"Ctrl+Shift+V";
+    std::vector<std::wstring> cycle, direct, directIds;
+    std::vector<std::wstring> excluded{L"KeePass", L"KeePassXC", L"1Password", L"Bitwarden"};
+    std::vector<Snippet> snippets;
+};
+// Consume repeats and key-up for intercepted chords, even if settings change.
+struct HotkeyHook
+{
+    bool pressed[256]{};
+    // 0: pass through, -1: consume only, positive: dispatch that action once.
+    int update(UINT key, bool down, UINT modifiers, const std::vector<std::pair<int, Hotkey>> &bindings);
+};
+std::string utf8(const std::wstring &);
+std::wstring wide(const std::string &);
+struct Run
+{
+    HWND window{};
+    HKL layout{};
+    ULONGLONG at{};
+    std::wstring keys;
+    bool overflow{};
+    void reset();
+    void record(wchar_t, HWND, HKL, ULONGLONG);
+    void backspace(HWND, ULONGLONG);
+    int match(const std::wstring &, const std::vector<Layout> &, const Layout &physical) const;
+};
+} // namespace ks