ack
On Sat, Feb 2, 2013 at 4:30 PM, Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
> VDAgentMouseState contains a display_id and expects coordinates in multi-mon
> mode to be relative to the origin of the monitor specified by the display_id.
>
> The agent will then adjust the mouse coordinates for the position of the
> monitor as configured in the guest.
>
> In multiple monitors on 1 display channel spice-gtk is wrongly setting
> display_id to the channel_id (which is 0 for all monitors), and is working
> around the problems this causes by doing the adjustment of the mouse position
> itself.
>
> But the agent is still applying the correction for the monitor position to
> all VDAgentMouseState messages it gets, and since for all monitors a display_id
> of 0 is reported it always uses the position of display 0 for the correction.
>
> Since the position of display 0 is usally +0+0 this usually works, but as soon
> as the position of display 0 is not +0+0, the correction will get done twice
> for display 0, and the display 0 position will wrongly get added the mouse
> position for other displays.
>
> This patch fixes this by properly setting display_id, and removing the
> modification of the mouse coordinates as that is already done in the agent.
>
> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
> ---
> gtk/spice-widget.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/gtk/spice-widget.c b/gtk/spice-widget.c
> index 81670c3..fcb3e87 100644
> --- a/gtk/spice-widget.c
> +++ b/gtk/spice-widget.c
> @@ -1526,9 +1526,7 @@ static gboolean motion_event(GtkWidget *widget, GdkEventMotion *motion)
> case SPICE_MOUSE_MODE_CLIENT:
> if (x >= 0 && x < d->area.width &&
> y >= 0 && y < d->area.height) {
> - spice_inputs_position(d->inputs,
> - x + d->area.x, y + d->area.y,
> - d->channel_id,
> + spice_inputs_position(d->inputs, x, y, get_display_id(display),
> button_mask_gdk_to_spice(motion->state));
> }
> break;
> --
> 1.8.0.2
>
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--
Marc-André Lureau
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