diff options
Diffstat (limited to 'desktop-shell/input-panel.c')
-rw-r--r-- | desktop-shell/input-panel.c | 354 |
1 files changed, 354 insertions, 0 deletions
diff --git a/desktop-shell/input-panel.c b/desktop-shell/input-panel.c new file mode 100644 index 00000000..267b3ef0 --- /dev/null +++ b/desktop-shell/input-panel.c @@ -0,0 +1,354 @@ +/* + * Copyright © 2010-2012 Intel Corporation + * Copyright © 2011-2012 Collabora, Ltd. + * Copyright © 2013 Raspberry Pi Foundation + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of the copyright holders not be used in + * advertising or publicity pertaining to distribution of the software + * without specific, written prior permission. The copyright holders make + * no representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS + * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY + * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF + * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "config.h" + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +#include "shell.h" +#include "desktop-shell-server-protocol.h" +#include "input-method-server-protocol.h" + +struct input_panel_surface { + struct wl_resource *resource; + struct wl_signal destroy_signal; + + struct desktop_shell *shell; + + struct wl_list link; + struct weston_surface *surface; + struct weston_view *view; + struct wl_listener surface_destroy_listener; + + struct weston_output *output; + uint32_t panel; +}; + +static void +show_input_panels(struct wl_listener *listener, void *data) +{ + struct desktop_shell *shell = + container_of(listener, struct desktop_shell, + show_input_panel_listener); + struct input_panel_surface *ipsurf, *next; + + shell->text_input.surface = (struct weston_surface*)data; + + if (shell->showing_input_panels) + return; + + shell->showing_input_panels = true; + + if (!shell->locked) + wl_list_insert(&shell->panel_layer.link, + &shell->input_panel_layer.link); + + wl_list_for_each_safe(ipsurf, next, + &shell->input_panel.surfaces, link) { + if (ipsurf->surface->width == 0) + continue; + wl_list_insert(&shell->input_panel_layer.view_list, + &ipsurf->view->layer_link); + weston_view_geometry_dirty(ipsurf->view); + weston_view_update_transform(ipsurf->view); + weston_surface_damage(ipsurf->surface); + weston_slide_run(ipsurf->view, ipsurf->surface->height * 0.9, + 0, NULL, NULL); + } +} + +static void +hide_input_panels(struct wl_listener *listener, void *data) +{ + struct desktop_shell *shell = + container_of(listener, struct desktop_shell, + hide_input_panel_listener); + struct weston_view *view, *next; + + if (!shell->showing_input_panels) + return; + + shell->showing_input_panels = false; + + if (!shell->locked) + wl_list_remove(&shell->input_panel_layer.link); + + wl_list_for_each_safe(view, next, + &shell->input_panel_layer.view_list, layer_link) + weston_view_unmap(view); +} + +static void +update_input_panels(struct wl_listener *listener, void *data) +{ + struct desktop_shell *shell = + container_of(listener, struct desktop_shell, + update_input_panel_listener); + + memcpy(&shell->text_input.cursor_rectangle, data, sizeof(pixman_box32_t)); +} + +static void +input_panel_configure(struct weston_surface *surface, int32_t sx, int32_t sy) +{ + struct input_panel_surface *ip_surface = surface->configure_private; + struct desktop_shell *shell = ip_surface->shell; + float x, y; + + if (surface->width == 0) + return; + + if (ip_surface->panel) { + x = get_default_view(shell->text_input.surface)->geometry.x + shell->text_input.cursor_rectangle.x2; + y = get_default_view(shell->text_input.surface)->geometry.y + shell->text_input.cursor_rectangle.y2; + } else { + x = ip_surface->output->x + (ip_surface->output->width - surface->width) / 2; + y = ip_surface->output->y + ip_surface->output->height - surface->height; + } + + weston_view_set_position(ip_surface->view, x, y); + + if (!weston_surface_is_mapped(surface) && shell->showing_input_panels) { + wl_list_insert(&shell->input_panel_layer.view_list, + &ip_surface->view->layer_link); + weston_view_update_transform(ip_surface->view); + weston_surface_damage(surface); + weston_slide_run(ip_surface->view, ip_surface->view->surface->height * 0.9, 0, NULL, NULL); + } +} + +static void +destroy_input_panel_surface(struct input_panel_surface *input_panel_surface) +{ + wl_signal_emit(&input_panel_surface->destroy_signal, input_panel_surface); + + wl_list_remove(&input_panel_surface->surface_destroy_listener.link); + wl_list_remove(&input_panel_surface->link); + + input_panel_surface->surface->configure = NULL; + weston_view_destroy(input_panel_surface->view); + + free(input_panel_surface); +} + +static struct input_panel_surface * +get_input_panel_surface(struct weston_surface *surface) +{ + if (surface->configure == input_panel_configure) { + return surface->configure_private; + } else { + return NULL; + } +} + +static void +input_panel_handle_surface_destroy(struct wl_listener *listener, void *data) +{ + struct input_panel_surface *ipsurface = container_of(listener, + struct input_panel_surface, + surface_destroy_listener); + + if (ipsurface->resource) { + wl_resource_destroy(ipsurface->resource); + } else { + destroy_input_panel_surface(ipsurface); + } +} + +static struct input_panel_surface * +create_input_panel_surface(struct desktop_shell *shell, + struct weston_surface *surface) +{ + struct input_panel_surface *input_panel_surface; + + input_panel_surface = calloc(1, sizeof *input_panel_surface); + if (!input_panel_surface) + return NULL; + + surface->configure = input_panel_configure; + surface->configure_private = input_panel_surface; + + input_panel_surface->shell = shell; + + input_panel_surface->surface = surface; + input_panel_surface->view = weston_view_create(surface); + + wl_signal_init(&input_panel_surface->destroy_signal); + input_panel_surface->surface_destroy_listener.notify = input_panel_handle_surface_destroy; + wl_signal_add(&surface->destroy_signal, + &input_panel_surface->surface_destroy_listener); + + wl_list_init(&input_panel_surface->link); + + return input_panel_surface; +} + +static void +input_panel_surface_set_toplevel(struct wl_client *client, + struct wl_resource *resource, + struct wl_resource *output_resource, + uint32_t position) +{ + struct input_panel_surface *input_panel_surface = + wl_resource_get_user_data(resource); + struct desktop_shell *shell = input_panel_surface->shell; + + wl_list_insert(&shell->input_panel.surfaces, + &input_panel_surface->link); + + input_panel_surface->output = wl_resource_get_user_data(output_resource); + input_panel_surface->panel = 0; +} + +static void +input_panel_surface_set_overlay_panel(struct wl_client *client, + struct wl_resource *resource) +{ + struct input_panel_surface *input_panel_surface = + wl_resource_get_user_data(resource); + struct desktop_shell *shell = input_panel_surface->shell; + + wl_list_insert(&shell->input_panel.surfaces, + &input_panel_surface->link); + + input_panel_surface->panel = 1; +} + +static const struct wl_input_panel_surface_interface input_panel_surface_implementation = { + input_panel_surface_set_toplevel, + input_panel_surface_set_overlay_panel +}; + +static void +destroy_input_panel_surface_resource(struct wl_resource *resource) +{ + struct input_panel_surface *ipsurf = + wl_resource_get_user_data(resource); + + destroy_input_panel_surface(ipsurf); +} + +static void +input_panel_get_input_panel_surface(struct wl_client *client, + struct wl_resource *resource, + uint32_t id, + struct wl_resource *surface_resource) +{ + struct weston_surface *surface = + wl_resource_get_user_data(surface_resource); + struct desktop_shell *shell = wl_resource_get_user_data(resource); + struct input_panel_surface *ipsurf; + + if (get_input_panel_surface(surface)) { + wl_resource_post_error(surface_resource, + WL_DISPLAY_ERROR_INVALID_OBJECT, + "wl_input_panel::get_input_panel_surface already requested"); + return; + } + + ipsurf = create_input_panel_surface(shell, surface); + if (!ipsurf) { + wl_resource_post_error(surface_resource, + WL_DISPLAY_ERROR_INVALID_OBJECT, + "surface->configure already set"); + return; + } + + ipsurf->resource = + wl_resource_create(client, + &wl_input_panel_surface_interface, 1, id); + wl_resource_set_implementation(ipsurf->resource, + &input_panel_surface_implementation, + ipsurf, + destroy_input_panel_surface_resource); +} + +static const struct wl_input_panel_interface input_panel_implementation = { + input_panel_get_input_panel_surface +}; + +static void +unbind_input_panel(struct wl_resource *resource) +{ + struct desktop_shell *shell = wl_resource_get_user_data(resource); + + shell->input_panel.binding = NULL; +} + +static void +bind_input_panel(struct wl_client *client, + void *data, uint32_t version, uint32_t id) +{ + struct desktop_shell *shell = data; + struct wl_resource *resource; + + resource = wl_resource_create(client, + &wl_input_panel_interface, 1, id); + + if (shell->input_panel.binding == NULL) { + wl_resource_set_implementation(resource, + &input_panel_implementation, + shell, unbind_input_panel); + shell->input_panel.binding = resource; + return; + } + + wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT, + "interface object already bound"); + wl_resource_destroy(resource); +} + +void +input_panel_destroy(struct desktop_shell *shell) +{ + wl_list_remove(&shell->show_input_panel_listener.link); + wl_list_remove(&shell->hide_input_panel_listener.link); +} + +int +input_panel_setup(struct desktop_shell *shell) +{ + struct weston_compositor *ec = shell->compositor; + + shell->show_input_panel_listener.notify = show_input_panels; + wl_signal_add(&ec->show_input_panel_signal, + &shell->show_input_panel_listener); + shell->hide_input_panel_listener.notify = hide_input_panels; + wl_signal_add(&ec->hide_input_panel_signal, + &shell->hide_input_panel_listener); + shell->update_input_panel_listener.notify = update_input_panels; + wl_signal_add(&ec->update_input_panel_signal, + &shell->update_input_panel_listener); + + wl_list_init(&shell->input_panel.surfaces); + + if (wl_global_create(shell->compositor->wl_display, + &wl_input_panel_interface, 1, + shell, bind_input_panel) == NULL) + return -1; + + return 0; +} |