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desktop-shell: Re-position views when outputs change

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When the last output is destroyed or when a new output is created after
the last output is destroyed, we need to re-position the views to ensure
that all the views are displayed on the output.

Fixes: https://gitlab.freedesktop.org/wayland/weston/issues/210

Signed-off-by: Harish Krupo <harishkrupo@gmail.com>
This commit is contained in:
Harish Krupo 2019-04-20 17:50:18 +05:30 • committed by Daniel Stone
parent 2dff4dd695
commit dc3edc04aa
1 changed files with 9 additions and 4 deletions
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13
desktop-shell/shell.c
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@ -4724,7 +4724,7 @@ workspace_move_surface_down_binding(struct weston_keyboard *keyboard,
}
static void
shell_reposition_view_on_output_destroy(struct weston_view *view)
shell_reposition_view_on_output_change(struct weston_view *view)
{
struct weston_output *output, *first_output;
struct weston_compositor *ec = view->surface->compositor;
@ -4789,14 +4789,15 @@ shell_for_each_layer(struct desktop_shell *shell,
}
static void
shell_output_destroy_move_layer(struct desktop_shell *shell,
shell_output_changed_move_layer(struct desktop_shell *shell,
struct weston_layer *layer,
void *data)
{
struct weston_view *view;
wl_list_for_each(view, &layer->view_list.link, layer_link.link)
shell_reposition_view_on_output_destroy(view);
shell_reposition_view_on_output_change(view);
}
static void
@ -4806,7 +4807,7 @@ handle_output_destroy(struct wl_listener *listener, void *data)
container_of(listener, struct shell_output, destroy_listener);
struct desktop_shell *shell = output_listener->shell;
shell_for_each_layer(shell, shell_output_destroy_move_layer, NULL);
shell_for_each_layer(shell, shell_output_changed_move_layer, NULL);
if (output_listener->panel_surface)
wl_list_remove(&output_listener->panel_surface_listener.link);
@ -4860,6 +4861,10 @@ create_shell_output(struct desktop_shell *shell,
wl_signal_add(&output->destroy_signal,
&shell_output->destroy_listener);
wl_list_insert(shell->output_list.prev, &shell_output->link);
if (wl_list_length(&shell->output_list) == 1)
shell_for_each_layer(shell,
shell_output_changed_move_layer, NULL);
}
static void