[Feature Request] ColorButton

[unknowIfGuestInDream]

Checklist

• I searched exising issues and no one else requests similar feature.
• I think that 25%+ users are positive towards this feature.

Describe the feature

https://github.com/greipadmin/greip

Additional context

No response

[unknowIfGuestInDream]

	private Image createImage(final int width, final int height) {
		final PaletteData palette = new PaletteData(0xFF, 0xFF00, 0xFF0000);
		final ImageData source = new ImageData(width, height, 24, palette);

		final Image image = new Image(getDisplay(), source);

		Util.withResource(new GC(image), gc -> {
			final Device device = gc.getDevice();

			if (rgb != null && isEnabled()) {
				Util.withResource(new Color(device, rgb), color -> {
					gc.setBackground(color);
					gc.fillRectangle(0, 0, width, height);
				});
			}

			gc.setForeground(device.getSystemColor(isEnabled() ? SWT.COLOR_DARK_GRAY : SWT.COLOR_GRAY));
			gc.drawRectangle(0, 0, width - 1, height - 1);
		});

		return image;
	}