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core: Add public MetaDisplay functions to get action labels for pad buttons

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This API will be used from the gnome-shell pad OSD implementation, in order
to show the actions that currently apply to every button/ring/strip in the
tablet.
This commit is contained in:
Carlos Garnacho 2016-06-22 19:10:13 +02:00
parent 56632d2ef7
commit 6f7f98540f
2 changed files with 55 additions and 0 deletions
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50
src/core/display.c
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@ -53,6 +53,7 @@
#include "backends/native/meta-backend-native.h"
#include "backends/x11/meta-backend-x11.h"
#include "backends/meta-stage.h"
#include "backends/meta-input-settings-private.h"
#include <clutter/x11/clutter-x11.h>
#ifdef HAVE_RANDR
@ -75,6 +76,8 @@
#ifdef HAVE_WAYLAND
#include "wayland/meta-xwayland-private.h"
#include "wayland/meta-wayland-tablet-seat.h"
#include "wayland/meta-wayland-tablet-pad.h"
#endif
/*
@ -3070,3 +3073,50 @@ meta_display_set_alarm_filter (MetaDisplay *display,
display->alarm_filter = filter;
display->alarm_filter_data = data;
}
gchar *
meta_display_get_pad_action_label (MetaDisplay *display,
ClutterInputDevice *pad,
MetaPadActionType action_type,
guint action_number)
{
gchar *label;
/* First, lookup the action, as imposed by settings */
if (action_type == META_PAD_ACTION_BUTTON)
{
MetaInputSettings *settings;
settings = meta_backend_get_input_settings (meta_get_backend ());
label = meta_input_settings_get_pad_button_action_label (settings, pad, action_number);
if (label)
return label;
}
#ifdef HAVE_WAYLAND
/* Second, if this wayland, lookup the actions set by the clients */
if (meta_is_wayland_compositor ())
{
MetaWaylandCompositor *compositor;
MetaWaylandTabletSeat *tablet_seat;
MetaWaylandTabletPad *tablet_pad = NULL;
compositor = meta_wayland_compositor_get_default ();
tablet_seat = meta_wayland_tablet_manager_ensure_seat (compositor->tablet_manager,
compositor->seat);
if (tablet_seat)
tablet_pad = meta_wayland_tablet_seat_lookup_pad (tablet_seat, pad);
if (tablet_pad)
{
label = meta_wayland_tablet_pad_get_label (tablet_pad, action_type,
action_number);
}
if (label)
return label;
}
#endif
return NULL;
}

5
src/meta/display.h
View File

@ -188,4 +188,9 @@ void meta_display_unfreeze_keyboard (MetaDisplay *display,
gboolean meta_display_is_pointer_emulating_sequence (MetaDisplay *display,
ClutterEventSequence *sequence);
gchar * meta_display_get_pad_action_label (MetaDisplay *display,
ClutterInputDevice *pad,
MetaPadActionType action_type,
guint action_number);
#endif