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feat(macos): add middle click #46

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Merged
tharropoulos merged 2 commits into from
Jul 6, 2026
Merged

feat(macos): add middle click #46

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186c0b4
feat(macos): add middle click
tharropoulos Jul 3, 2026
7046e01
docs(readme): remove note about middle click on macos
tharropoulos Jul 3, 2026
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2 changes: 1 addition & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -86,7 +86,7 @@ Released binaries are not codesigned with a Developer ID, so after every upgrade
| Enter | Double click |
| `m` | Triple click |
| Delete | Right click |
| Insert | Middle click (macOS is not supported) |
| Insert | Middle click |
| Escape | Close overlay |
| Backspace | Undo last step |
| Arrow keys | Scroll (up/down/left/right) |
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14 changes: 13 additions & 1 deletion src/backend/macos.rs
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Expand Up @@ -76,12 +76,15 @@ const K_CGEVENT_RIGHT_MOUSE_DOWN: u32 = 3;
const K_CGEVENT_RIGHT_MOUSE_UP: u32 = 4;
const K_CGEVENT_MOUSE_MOVED: u32 = 5;
const K_CGEVENT_LEFT_MOUSE_DRAGGED: u32 = 6;
const K_CGEVENT_OTHER_MOUSE_DOWN: u32 = 25;
const K_CGEVENT_OTHER_MOUSE_UP: u32 = 26;
const K_CGEVENT_KEY_DOWN: u32 = 10;
const K_CGEVENT_TAP_DISABLED_BY_TIMEOUT: u32 = 0xFFFFFFFE;
const K_CGEVENT_TAP_DISABLED_BY_USER_INPUT: u32 = 0xFFFFFFFF;

const K_CGMOUSE_BUTTON_LEFT: u32 = 0;
const K_CGMOUSE_BUTTON_RIGHT: u32 = 1;
const K_CGMOUSE_BUTTON_CENTER: u32 = 2;

const K_CGHIDEVENT_TAP: u32 = 0;
const K_CGANNOTATED_SESSION_EVENT_TAP: u32 = 2;
Expand Down Expand Up @@ -687,7 +690,16 @@ impl Backend for MacosBackend {
}

fn middle_click(&mut self, x: u32, y: u32) -> Result<()> {
unimplemented!();
self.hide_overlay();
self.focus_target_app();
self.click_at(
K_CGEVENT_OTHER_MOUSE_DOWN,
K_CGEVENT_OTHER_MOUSE_UP,
K_CGMOUSE_BUTTON_CENTER,
x,
y,
1,
);
Ok(())
}

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