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basic touch dnd

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This commit is contained in:
Tony Crisci 2017-11-13 15:41:48 -05:00
parent 94e7dc8a3e
commit 6a516f7c41
9 changed files with 210 additions and 78 deletions
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100
rootston/cursor.c
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@ -328,33 +328,59 @@ static void handle_drag_icon_destroy(struct wl_listener *listener, void *data) {
free(drag_icon);
}
static struct roots_drag_icon *seat_add_drag_icon(struct roots_seat *seat,
struct wlr_surface *icon_surface) {
if (!icon_surface) {
return NULL;
}
struct roots_drag_icon *iter_icon;
wl_list_for_each(iter_icon, &seat->drag_icons, link) {
if (iter_icon->surface == icon_surface) {
// already in the list
return iter_icon;
}
}
struct roots_drag_icon *drag_icon =
calloc(1, sizeof(struct roots_drag_icon));
drag_icon->mapped = true;
drag_icon->surface = icon_surface;
wl_list_insert(&seat->drag_icons, &drag_icon->link);
wl_signal_add(&icon_surface->events.destroy,
&drag_icon->surface_destroy);
drag_icon->surface_destroy.notify = handle_drag_icon_destroy;
wl_signal_add(&icon_surface->events.commit,
&drag_icon->surface_commit);
drag_icon->surface_commit.notify = handle_drag_icon_commit;
return drag_icon;
}
static void seat_unmap_drag_icon(struct roots_seat *seat,
struct wlr_surface *icon_surface) {
if (!icon_surface) {
return;
}
struct roots_drag_icon *icon;
wl_list_for_each(icon, &seat->drag_icons, link) {
if (icon->surface == icon_surface) {
icon->mapped = false;
}
}
}
void roots_cursor_handle_pointer_grab_begin(struct roots_cursor *cursor,
struct wlr_seat_pointer_grab *grab) {
struct roots_seat *seat = cursor->seat;
if (grab->interface == &wlr_data_device_pointer_drag_interface) {
struct wlr_drag *drag = grab->data;
if (drag->icon) {
struct roots_drag_icon *iter_icon;
wl_list_for_each(iter_icon, &seat->drag_icons, link) {
if (iter_icon->surface == drag->icon) {
// already in the list
return;
}
}
struct roots_drag_icon *drag_icon =
calloc(1, sizeof(struct roots_drag_icon));
drag_icon->mapped = true;
drag_icon->surface = drag->icon;
wl_list_insert(&seat->drag_icons, &drag_icon->link);
wl_signal_add(&drag->icon->events.destroy,
&drag_icon->surface_destroy);
drag_icon->surface_destroy.notify = handle_drag_icon_destroy;
wl_signal_add(&drag->icon->events.commit,
&drag_icon->surface_commit);
drag_icon->surface_commit.notify = handle_drag_icon_commit;
struct roots_drag_icon *icon =
seat_add_drag_icon(cursor->seat, drag->icon);
if (icon) {
icon->is_pointer = true;
}
}
}
@ -363,13 +389,27 @@ void roots_cursor_handle_pointer_grab_end(struct roots_cursor *cursor,
struct wlr_seat_pointer_grab *grab) {
if (grab->interface == &wlr_data_device_pointer_drag_interface) {
struct wlr_drag *drag = grab->data;
struct roots_drag_icon *icon;
wl_list_for_each(icon, &cursor->seat->drag_icons, link) {
if (icon->surface == drag->icon) {
icon->mapped = false;
}
seat_unmap_drag_icon(cursor->seat, drag->icon);
}
}
void roots_cursor_handle_touch_grab_begin(struct roots_cursor *cursor,
struct wlr_seat_touch_grab *grab) {
if (grab->interface == &wlr_data_device_touch_drag_interface) {
struct wlr_drag *drag = grab->data;
struct roots_drag_icon *icon =
seat_add_drag_icon(cursor->seat, drag->icon);
if (icon) {
icon->is_pointer = false;
icon->touch_id = drag->grab_touch_id;
}
}
roots_cursor_update_position(cursor, 0);
}
void roots_cursor_handle_touch_grab_end(struct roots_cursor *cursor,
struct wlr_seat_touch_grab *grab) {
if (grab->interface == &wlr_data_device_touch_drag_interface) {
struct wlr_drag *drag = grab->data;
seat_unmap_drag_icon(cursor->seat, drag->icon);
}
}