ColorDropperDialog
Screen color picker with zoom preview.
Click anywhere on screen to select a color. The selected color is stored in
result as a ColorChoice named tuple with rgb, hsl, and hex values.
Note
Supported on Windows and Linux. macOS is not supported due to ImageGrab limitations. On high-DPI displays, ensure the app runs in high-DPI mode.
__init__
__init__() -> None
Initialize the ColorDropperDialog and prepare all state attributes.
build_screenshot_canvas
build_screenshot_canvas() -> None
Build the screenshot canvas
build_zoom_toplevel
build_zoom_toplevel(master) -> None
Build the toplevel widget that shows the zoomed version of the pixels underneath the mouse cursor.
on_mouse_wheel
on_mouse_wheel(event: Event) -> None
Zoom in and out on the image underneath the mouse
on_left_click
on_left_click(_: Event) -> Optional[ColorChoice]
Capture the color underneath the mouse cursor and destroy the toplevel widget
on_right_click
on_right_click(_: Event) -> None
Close the color dropper without saving any color information
get_hover_color
get_hover_color() -> str
Get the color that is hovered over by the mouse cursor.
on_dialog_result
on_dialog_result(
callback: Callable[[Any], None],
) -> Optional[str]
Bind a callback fired when the dropper produces a result.
off_dialog_result
off_dialog_result(funcid: str) -> None
Unbind a previously bound dialog result callback.
show
show() -> None
Show the toplevel window