Commit b7fb49f0 authored by Gerd Hoffmann's avatar Gerd Hoffmann
Browse files

console: add dpy_ui_info_supported 



Allow ui code to check whenever the emulated
display supports display change notifications.

Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
parent cf1ecc82

include/ui/console.h

+1 −0
Original line number Diff line number Diff line
@@ -228,6 +228,7 @@ void update_displaychangelistener(DisplayChangeListener *dcl, 
                                  uint64_t interval);

void unregister_displaychangelistener(DisplayChangeListener *dcl);



bool dpy_ui_info_supported(QemuConsole *con);

int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);



void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);

ui/console.c

+6 −1
Original line number Diff line number Diff line
@@ -1391,11 +1391,16 @@ static void dpy_set_ui_info_timer(void *opaque) 
    con->hw_ops->ui_info(con->hw, con->head, &con->ui_info);

}



bool dpy_ui_info_supported(QemuConsole *con)

{

    return con->hw_ops->ui_info != NULL;

}



int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info)

{

    assert(con != NULL);

    con->ui_info = *info;

    if (!con->hw_ops->ui_info) {

    if (!dpy_ui_info_supported(con)) {

        return -1;

    }