[PATCH weston 2/8 v2] shell: Implement panel window list.
Scott Moreau
oreaus at gmail.com
Wed Nov 14 23:37:01 PST 2012
This patch uses the special surface_data interface to send information about
the surface to the shell. The shell then uses this information to render a
window list in the panel.
---
clients/desktop-shell.c | 526 ++++++++++++++++++++++++++++++++++++++++++++++--
data/Makefile.am | 1 +
data/list_item_icon.png | Bin 0 -> 176 bytes
src/compositor.c | 2 +
src/compositor.h | 1 +
src/shell.c | 170 ++++++++++++++++
6 files changed, 683 insertions(+), 17 deletions(-)
create mode 100644 data/list_item_icon.png
diff --git a/clients/desktop-shell.c b/clients/desktop-shell.c
index 1cae789..ea42c66 100644
--- a/clients/desktop-shell.c
+++ b/clients/desktop-shell.c
@@ -44,6 +44,8 @@
#include "desktop-shell-client-protocol.h"
+#define MIN(x, y) (((x) < (y)) ? (x) : (y))
+
extern char **environ; /* defined by libc */
struct desktop {
@@ -51,37 +53,59 @@ struct desktop {
struct desktop_shell *shell;
struct unlock_dialog *unlock_dialog;
struct task unlock_task;
+ struct wl_list surfaces;
struct wl_list outputs;
+ uint32_t output_count;
struct window *grab_window;
struct widget *grab_widget;
enum cursor_type grab_cursor;
+
+ struct surface_data_manager *surface_data_manager;
};
struct surface {
+ struct wl_list item_list;
+ struct surface_data *surface_data;
+ uint32_t output_mask;
+ char *title;
+
+ struct wl_list link;
+};
+
+struct resize {
void (*configure)(void *data,
struct desktop_shell *desktop_shell,
uint32_t edges, struct window *window,
int32_t width, int32_t height);
};
+struct rgba {
+ float r, g, b, a;
+};
+
struct panel {
- struct surface base;
+ struct resize base;
struct window *window;
struct widget *widget;
struct wl_list launcher_list;
+ struct wl_list window_list;
+ struct rectangle window_list_rect;
+ uint32_t surface_count;
+ struct rgba focused_item;
struct panel_clock *clock;
};
struct background {
- struct surface base;
+ struct resize base;
struct window *window;
struct widget *widget;
};
struct output {
struct wl_output *output;
+ uint32_t id;
struct wl_list link;
struct panel *panel;
@@ -99,6 +123,16 @@ struct panel_launcher {
struct wl_array argv;
};
+struct list_item {
+ struct surface *surface;
+ struct widget *widget;
+ struct panel *panel;
+ cairo_surface_t *icon;
+ int focused, highlight;
+ struct wl_list link;
+ struct wl_list surface_link;
+};
+
struct panel_clock {
struct widget *widget;
struct panel *panel;
@@ -249,6 +283,15 @@ set_hex_color(cairo_t *cr, uint32_t color)
}
static void
+get_hex_color_rgba(uint32_t color, float *r, float *g, float *b, float *a)
+{
+ *r = ((color >> 16) & 0xff) / 255.0;
+ *g = ((color >> 8) & 0xff) / 255.0;
+ *b = ((color >> 0) & 0xff) / 255.0;
+ *a = ((color >> 24) & 0xff) / 255.0;
+}
+
+static void
panel_redraw_handler(struct widget *widget, void *data)
{
cairo_surface_t *surface;
@@ -421,15 +464,49 @@ panel_button_handler(struct widget *widget,
}
static void
+panel_window_list_schedule_redraw(struct panel *panel)
+{
+ struct list_item *item;
+ float x, y, w, h;
+ float item_width, padding;
+
+ /* If there are no window list items, redraw the panel to clear it */
+ if (wl_list_empty(&panel->window_list)) {
+ widget_schedule_redraw(panel->widget);
+ return;
+ }
+
+ item_width = ((float) panel->window_list_rect.width /
+ panel->surface_count);
+ padding = MIN(item_width * 0.1f, 2.0f);
+
+ x = panel->window_list_rect.x + padding;
+ y = 16;
+ w = MIN(item_width - padding, 200);
+ h = 24;
+
+ wl_list_for_each(item, &panel->window_list, link) {
+ widget_set_allocation(item->widget, x, y - h / 2, w + 1, h + 1);
+ x += w + padding;
+ widget_schedule_redraw(item->widget);
+ }
+}
+
+static void
panel_resize_handler(struct widget *widget,
int32_t width, int32_t height, void *data)
{
struct panel_launcher *launcher;
+ struct rectangle launcher_rect;
+ struct rectangle clock_rect;
struct panel *panel = data;
int x, y, w, h;
-
+
x = 10;
y = 16;
+
+ launcher_rect.x = x;
+
wl_list_for_each(launcher, &panel->launcher_list, link) {
w = cairo_image_surface_get_width(launcher->icon);
h = cairo_image_surface_get_height(launcher->icon);
@@ -437,12 +514,25 @@ panel_resize_handler(struct widget *widget,
x, y - h / 2, w + 1, h + 1);
x += w + 10;
}
- h=20;
+
+ launcher_rect.width = x - launcher_rect.x;
+
w=170;
+ h=20;
if (panel->clock)
widget_set_allocation(panel->clock->widget,
width - w - 8, y - h / 2, w + 1, h + 1);
+
+ widget_get_allocation(panel->clock->widget, &clock_rect);
+
+ panel->window_list_rect.x = launcher_rect.x + launcher_rect.width;
+ panel->window_list_rect.y = 2;
+ panel->window_list_rect.width = width -
+ panel->window_list_rect.x -
+ (clock_rect.width + 20);
+ panel->window_list_rect.height = 28;
+ panel_window_list_schedule_redraw(panel);
}
static void
@@ -451,7 +541,7 @@ panel_configure(void *data,
uint32_t edges, struct window *window,
int32_t width, int32_t height)
{
- struct surface *surface = window_get_user_data(window);
+ struct resize *surface = window_get_user_data(window);
struct panel *panel = container_of(surface, struct panel, base);
window_schedule_resize(panel->window, width, 32);
@@ -490,6 +580,25 @@ panel_destroy(struct panel *panel)
free(panel);
}
+static void
+panel_set_list_item_focus_color(struct panel *panel)
+{
+ float r, g, b, a;
+
+ /* Consider panel color when choosing item highlight color */
+ get_hex_color_rgba(key_panel_color, &r, &b, &g, &a);
+ if (r += 0.2, g += 0.2, b += 0.2, r > 1.0 || g > 1.0 || b > 1.0) {
+ panel->focused_item.r = 0.6;
+ panel->focused_item.g = 0.6;
+ panel->focused_item.b = 0.6;
+ } else {
+ panel->focused_item.r = r;
+ panel->focused_item.g = g;
+ panel->focused_item.b = b;
+ }
+ panel->focused_item.a = 0.75;
+}
+
static struct panel *
panel_create(struct display *display)
{
@@ -502,6 +611,7 @@ panel_create(struct display *display)
panel->window = window_create_custom(display);
panel->widget = window_add_widget(panel->window, panel);
wl_list_init(&panel->launcher_list);
+ wl_list_init(&panel->window_list);
window_set_title(panel->window, "panel");
window_set_user_data(panel->window, panel);
@@ -509,7 +619,9 @@ panel_create(struct display *display)
widget_set_redraw_handler(panel->widget, panel_redraw_handler);
widget_set_resize_handler(panel->widget, panel_resize_handler);
widget_set_button_handler(panel->widget, panel_button_handler);
-
+
+ panel->surface_count = 0;
+ panel_set_list_item_focus_color(panel);
panel_add_clock(panel);
return panel;
@@ -518,18 +630,21 @@ panel_create(struct display *display)
static cairo_surface_t *
load_icon_or_fallback(const char *icon)
{
- cairo_surface_t *surface = cairo_image_surface_create_from_png(icon);
+ cairo_surface_t *surface;
cairo_t *cr;
-
- if (cairo_surface_status(surface) == CAIRO_STATUS_SUCCESS)
- return surface;
-
- cairo_surface_destroy(surface);
- fprintf(stderr, "ERROR loading icon from file '%s'\n", icon);
+#ifdef CAIRO_HAS_PNG_FUNCTIONS
+ if (icon) {
+ surface = cairo_image_surface_create_from_png(icon);
+ if (cairo_surface_status(surface) == CAIRO_STATUS_SUCCESS)
+ return surface;
+
+ cairo_surface_destroy(surface);
+ fprintf(stderr, "ERROR loading icon from file '%s'\n", icon);
+ }
+#endif
/* draw fallback icon */
- surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
- 20, 20);
+ surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 20, 20);
cr = cairo_create(surface);
cairo_set_source_rgba(cr, 0.8, 0.8, 0.8, 1);
@@ -862,7 +977,7 @@ desktop_shell_configure(void *data,
int32_t width, int32_t height)
{
struct window *window = wl_surface_get_user_data(surface);
- struct surface *s = window_get_user_data(window);
+ struct resize *s = window_get_user_data(window);
s->configure(data, desktop_shell, edges, window, width, height);
}
@@ -946,6 +1061,362 @@ background_destroy(struct background *background)
free(background);
}
+static void
+panel_list_item_redraw_handler(struct widget *widget, void *data)
+{
+ cairo_t *cr;
+ cairo_surface_t *surface;
+ struct list_item *item = data;
+ struct rectangle rect;
+ cairo_text_extents_t extents;
+ cairo_font_extents_t font_extents;
+ int icon_width, icon_height;
+ unsigned int dots;
+ double padding;
+ char title[128];
+
+ widget_get_allocation(widget, &rect);
+ if (rect.width == 0)
+ return;
+
+ surface = window_get_surface(item->panel->window);
+ cr = cairo_create(surface);
+
+ if (item->focused) {
+ cairo_set_source_rgba(cr, item->panel->focused_item.r,
+ item->panel->focused_item.g,
+ item->panel->focused_item.b,
+ item->panel->focused_item.a);
+ cairo_move_to(cr, rect.x, rect.y);
+ cairo_line_to(cr, rect.x + rect.width, rect.y);
+ cairo_line_to(cr, rect.x + rect.width, rect.y + rect.height);
+ cairo_line_to(cr, rect.x, rect.y + rect.height);
+ cairo_line_to(cr, rect.x, rect.y);
+ cairo_fill(cr);
+ }
+
+ icon_width = cairo_image_surface_get_width(item->icon);
+ icon_height = cairo_image_surface_get_height(item->icon);
+ padding = (rect.height / 2.f) - (icon_height / 2.f);
+ if (rect.width > icon_width * 2) {
+ cairo_set_source_surface(cr, item->icon,
+ rect.x + padding,
+ rect.y + padding);
+ cairo_paint(cr);
+ } else {
+ icon_width = 0;
+ icon_height = 0;
+ padding = 1;
+ }
+
+ strcpy(title, item->surface->title);
+ cairo_select_font_face(cr, "sans",
+ CAIRO_FONT_SLANT_NORMAL,
+ CAIRO_FONT_WEIGHT_NORMAL);
+ cairo_set_font_size(cr, 14);
+ cairo_text_extents(cr, title, &extents);
+
+ /* If the string is too long, clip text to button width */
+ while (extents.width > (rect.width - (icon_width + padding * 3))) {
+ title[strlen(title) - 1] = '\0';
+ cairo_text_extents(cr, title, &extents);
+ if (extents.width <= 0) {
+ title[0] = '\0';
+ break;
+ }
+ }
+
+ /* If the text is clipped, add an ellipsis */
+ dots = 3;
+ if (strlen(title) < dots)
+ dots = strlen(title) + 1;
+ if (strlen(title) != strlen(item->surface->title))
+ while (dots-- > 0)
+ title[strlen(title) - dots] = '.';
+
+ cairo_font_extents (cr, &font_extents);
+ cairo_move_to(cr, rect.x + icon_width + padding * 3 + 1,
+ rect.y + 3 * (rect.height >> 2) + 1);
+ cairo_set_source_rgb(cr, 0, 0, 0);
+ cairo_show_text(cr, title);
+ cairo_move_to(cr, rect.x + icon_width + padding * 3,
+ rect.y + 3 * (rect.height >> 2));
+ if (item->focused)
+ cairo_set_source_rgb(cr, 1, 1, 1);
+ else
+ cairo_set_source_rgb(cr, 0.85, 0.85, 0.85);
+ cairo_show_text(cr, title);
+ cairo_destroy(cr);
+}
+
+static int
+panel_list_item_motion_handler(struct widget *widget, struct input *input,
+ uint32_t time, float x, float y, void *data)
+{
+ struct list_item *item = data;
+
+ widget_set_tooltip(widget, basename((char *)item->surface->title), x, y);
+
+ return CURSOR_LEFT_PTR;
+}
+
+static int
+panel_list_item_enter_handler(struct widget *widget, struct input *input,
+ float x, float y, void *data)
+{
+ struct list_item *item = data;
+
+ item->focused = 1;
+ widget_schedule_redraw(widget);
+
+ return CURSOR_LEFT_PTR;
+}
+
+static void
+panel_list_item_leave_handler(struct widget *widget,
+ struct input *input, void *data)
+{
+ struct list_item *item = data;
+
+ item->focused = 0;
+ widget_destroy_tooltip(widget);
+ widget_schedule_redraw(widget);
+}
+
+static void
+panel_list_item_button_handler(struct widget *widget,
+ struct input *input, uint32_t time,
+ uint32_t button,
+ enum wl_pointer_button_state state, void *data)
+{
+ widget_schedule_redraw(widget);
+ /* TODO: Toggle minimize */
+}
+
+static struct list_item *
+panel_list_item_add(struct panel *panel, const char *icon, const char *text)
+{
+ struct list_item *item;
+ item = malloc(sizeof *item);
+ memset(item, 0, sizeof *item);
+
+ item->icon = load_icon_or_fallback(icon);
+
+ item->panel = panel;
+ wl_list_insert(panel->window_list.prev, &item->link);
+ panel->surface_count++;
+
+ item->widget = widget_add_widget(panel->widget, item);
+ widget_set_enter_handler(item->widget, panel_list_item_enter_handler);
+ widget_set_leave_handler(item->widget, panel_list_item_leave_handler);
+ widget_set_button_handler(item->widget, panel_list_item_button_handler);
+ widget_set_redraw_handler(item->widget, panel_list_item_redraw_handler);
+ widget_set_motion_handler(item->widget, panel_list_item_motion_handler);
+
+ return item;
+}
+
+static void
+panel_list_item_remove(struct list_item *item)
+{
+ item->panel->surface_count--;
+ wl_list_remove(&item->link);
+ wl_list_remove(&item->surface_link);
+ widget_destroy(item->widget);
+ panel_window_list_schedule_redraw(item->panel);
+ free(item);
+}
+
+static int
+panel_list_item_exists(struct panel *panel, struct surface *surface)
+{
+ struct list_item *p_item, *s_item;
+
+ wl_list_for_each(p_item, &panel->window_list, link) {
+ wl_list_for_each(s_item, &surface->item_list, surface_link) {
+ if (p_item == s_item)
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+static void
+output_update_window_list(struct output *output, struct surface *surface)
+{
+ struct list_item *item, *next;
+ struct panel *panel;
+
+ panel = output->panel;
+
+ /* Make a list item for each panel of the surfaces output mask */
+ if ((1 << output->id) & surface->output_mask) {
+ if (!panel_list_item_exists(panel, surface)) {
+ item = panel_list_item_add(panel,
+ DATADIR "/weston/list_item_icon.png",
+ surface->title);
+ wl_list_insert(surface->item_list.prev,
+ &item->surface_link);
+ item->surface = surface;
+ }
+ } else {
+ /* Remove item from panel if surface
+ * is no longer on the output */
+ wl_list_for_each_safe(item, next, &surface->item_list,
+ surface_link) {
+ if (item->panel == panel)
+ panel_list_item_remove(item);
+ }
+ }
+
+ panel_window_list_schedule_redraw(panel);
+}
+
+static struct surface*
+desktop_create_surface(struct desktop *desktop,
+ struct surface_data *surface_data)
+{
+ struct surface *surface;
+
+ surface = calloc(1, sizeof *surface);
+
+ if (!surface) {
+ fprintf(stderr, "ERROR: Failed to allocate memory!\n");
+ exit(EXIT_FAILURE);
+ }
+
+ surface->surface_data = surface_data;
+ surface->title = strdup("unknown");
+ surface->output_mask = 1;
+ wl_list_init(&surface->item_list);
+ wl_list_insert(&desktop->surfaces, &surface->link);
+
+ return surface;
+}
+
+static void
+desktop_destroy_surface(struct surface *surface)
+{
+ struct list_item *item, *next;
+
+ wl_list_for_each_safe(item, next, &surface->item_list, surface_link)
+ panel_list_item_remove(item);
+
+ wl_list_remove(&surface->link);
+ free(surface->title);
+ free(surface);
+}
+
+static struct surface *
+desktop_get_surface(struct desktop *desktop, struct surface_data *surface_data)
+{
+ struct output *output;
+ struct list_item *item;
+
+ wl_list_for_each(output, &desktop->outputs, link) {
+ wl_list_for_each(item, &output->panel->window_list, link) {
+ if (surface_data == item->surface->surface_data)
+ return item->surface;
+ }
+ }
+
+ return NULL;
+}
+
+static void
+desktop_update_list_items(struct desktop *desktop, struct surface *surface)
+{
+ struct output *output;
+
+ wl_list_for_each(output, &desktop->outputs, link)
+ output_update_window_list(output, surface);
+}
+
+static void
+surface_data_set_output_mask(void *data,
+ struct surface_data *surface_data,
+ uint32_t output_mask)
+{
+ struct desktop *desktop;
+ struct surface *surface;
+
+ desktop = data;
+
+ surface = desktop_get_surface(desktop, surface_data);
+
+ if (!surface)
+ surface = desktop_create_surface(desktop, surface_data);
+
+ surface->output_mask = output_mask;
+
+ desktop_update_list_items(desktop, surface);
+}
+
+static void
+surface_data_set_title(void *data,
+ struct surface_data *surface_data,
+ const char *title)
+{
+ struct desktop *desktop;
+ struct surface *surface;
+
+ desktop = data;
+
+ surface = desktop_get_surface(desktop, surface_data);
+
+ if (!surface)
+ surface = desktop_create_surface(desktop, surface_data);
+
+ if (surface->title)
+ free(surface->title);
+ surface->title = strdup(title);
+
+ desktop_update_list_items(desktop, surface);
+}
+
+static void
+surface_data_destroy_handler(void *data, struct surface_data *surface_data)
+{
+ struct list_item *item, *next;
+ struct desktop *desktop;
+ struct output *output;
+ struct panel *panel;
+
+ desktop = data;
+
+ surface_data_destroy(surface_data);
+
+ wl_list_for_each(output, &desktop->outputs, link) {
+ panel = output->panel;
+ wl_list_for_each_safe(item, next, &panel->window_list, link) {
+ if (surface_data == item->surface->surface_data) {
+ desktop_destroy_surface(item->surface);
+ return;
+ }
+ }
+ }
+}
+
+static const struct surface_data_listener surface_data_listener = {
+ surface_data_set_output_mask,
+ surface_data_set_title,
+ surface_data_destroy_handler
+};
+
+static void
+surface_data_receive_surface_object(void *data,
+ struct surface_data_manager *manager,
+ struct surface_data *surface_data)
+{
+ surface_data_add_listener(surface_data,
+ &surface_data_listener, data);
+}
+
+static const struct surface_data_manager_listener surface_data_manager_listener = {
+ surface_data_receive_surface_object
+};
+
static struct background *
background_create(struct desktop *desktop)
{
@@ -1022,6 +1493,15 @@ desktop_destroy_outputs(struct desktop *desktop)
}
static void
+desktop_destroy_surfaces(struct desktop *desktop)
+{
+ struct surface *surface, *next;
+
+ wl_list_for_each_safe(surface, next, &desktop->surfaces, link)
+ desktop_destroy_surface(surface);
+}
+
+static void
create_output(struct desktop *desktop, uint32_t id)
{
struct output *output;
@@ -1033,7 +1513,9 @@ create_output(struct desktop *desktop, uint32_t id)
output->output =
display_bind(desktop->display, id, &wl_output_interface, 1);
- wl_list_insert(&desktop->outputs, &output->link);
+ output->id = desktop->output_count++;
+
+ wl_list_insert(desktop->outputs.prev, &output->link);
}
static void
@@ -1046,6 +1528,12 @@ global_handler(struct display *display, uint32_t id,
desktop->shell = display_bind(desktop->display,
id, &desktop_shell_interface, 1);
desktop_shell_add_listener(desktop->shell, &listener, desktop);
+ } else if (strcmp(interface, "surface_data_manager") == 0) {
+ desktop->surface_data_manager =
+ display_bind(display, id,
+ &surface_data_manager_interface, 1);
+ surface_data_manager_add_listener(desktop->surface_data_manager,
+ &surface_data_manager_listener, desktop);
} else if (!strcmp(interface, "wl_output")) {
create_output(desktop, id);
}
@@ -1100,6 +1588,9 @@ int main(int argc, char *argv[])
return -1;
}
+ wl_list_init(&desktop.surfaces);
+ desktop.output_count = 0;
+
display_set_user_data(desktop.display, &desktop);
display_set_global_handler(desktop.display, global_handler);
@@ -1133,6 +1624,7 @@ int main(int argc, char *argv[])
/* Cleanup */
grab_surface_destroy(&desktop);
+ desktop_destroy_surfaces(&desktop);
desktop_destroy_outputs(&desktop);
if (desktop.unlock_dialog)
unlock_dialog_destroy(desktop.unlock_dialog);
diff --git a/data/Makefile.am b/data/Makefile.am
index a7cc944..293d2bc 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -7,6 +7,7 @@ dist_westondata_DATA = \
terminal.png \
border.png \
icon_window.png \
+ list_item_icon.png \
sign_close.png \
sign_maximize.png \
sign_minimize.png
diff --git a/data/list_item_icon.png b/data/list_item_icon.png
new file mode 100644
index 0000000000000000000000000000000000000000..ac987e997313910ec3e02a11be8ccda0dfa581c7
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diff --git a/src/compositor.c b/src/compositor.c
index 587fded..686a11b 100644
--- a/src/compositor.c
+++ b/src/compositor.c
@@ -374,6 +374,8 @@ weston_surface_update_output_mask(struct weston_surface *es, uint32_t mask)
if (1 << output->id & left)
wl_surface_send_leave(&es->surface.resource, resource);
}
+
+ es->compositor->shell_interface.send_output_mask(es);
}
static void
diff --git a/src/compositor.h b/src/compositor.h
index e5c579b..a60563a 100644
--- a/src/compositor.h
+++ b/src/compositor.h
@@ -88,6 +88,7 @@ struct weston_shell_interface {
int (*move)(struct shell_surface *shsurf, struct weston_seat *ws);
int (*resize)(struct shell_surface *shsurf,
struct weston_seat *ws, uint32_t edges);
+ void (*send_output_mask)(struct weston_surface *surface);
};
diff --git a/src/shell.c b/src/shell.c
index cccfe66..86f2f6f 100644
--- a/src/shell.c
+++ b/src/shell.c
@@ -97,6 +97,8 @@ struct desktop_shell {
uint32_t deathstamp;
} child;
+ struct wl_resource *surface_data_manager;
+
bool locked;
bool showing_input_panels;
bool prepare_event_sent;
@@ -201,6 +203,7 @@ struct shell_surface {
struct wl_list link;
const struct weston_shell_client *client;
+ struct wl_resource *surface_data;
};
struct shell_grab {
@@ -1396,6 +1399,118 @@ shell_surface_pong(struct wl_client *client, struct wl_resource *resource,
}
static void
+surface_data_object_destroy(struct wl_resource *resource)
+{
+ struct shell_surface *shsurf = resource->data;
+
+ free(resource);
+
+ if (!shsurf)
+ return;
+
+ shsurf->surface_data = NULL;
+}
+
+static void
+surface_data_destroy_handler(struct wl_client *client,
+ struct wl_resource *resource)
+{
+ wl_resource_destroy(resource);
+}
+
+static const struct surface_data_interface
+ surface_data_implementation = {
+ surface_data_destroy_handler
+};
+
+static int
+create_surface_data(struct desktop_shell *shell, struct shell_surface *shsurf)
+{
+ struct wl_resource *surface_data;
+
+ surface_data = malloc(sizeof *surface_data);
+ if (surface_data == NULL)
+ return -1;
+
+ surface_data->data = shsurf;
+ surface_data->object.id = 0;
+ surface_data->object.interface = &surface_data_interface;
+ surface_data->destroy = surface_data_object_destroy;
+ surface_data->object.implementation =
+ (void (**)(void)) &surface_data_implementation;
+ wl_signal_init(&surface_data->destroy_signal);
+
+ wl_client_add_resource(shell->surface_data_manager->client, surface_data);
+
+ shsurf->surface_data = surface_data;
+
+ return 0;
+}
+
+static void
+send_surface_data_object(struct desktop_shell *shell, struct shell_surface *shsurf)
+{
+ surface_data_manager_send_surface_object(shell->surface_data_manager,
+ shsurf->surface_data);
+}
+
+static bool
+surface_is_window_list_candidate(struct weston_surface *surface,
+ struct shell_surface *out)
+{
+ struct desktop_shell *shell;
+ struct shell_surface *shsurf;
+
+ shsurf = get_shell_surface(surface);
+ if (!shsurf)
+ return false;
+
+ shell = shsurf->shell;
+
+ if (!shell->surface_data_manager)
+ return false;
+
+ switch (shsurf->type) {
+ default:
+ case SHELL_SURFACE_TRANSIENT:
+ case SHELL_SURFACE_POPUP:
+ case SHELL_SURFACE_NONE:
+ return false;
+ case SHELL_SURFACE_FULLSCREEN:
+ case SHELL_SURFACE_MAXIMIZED:
+ case SHELL_SURFACE_TOPLEVEL:
+ if (!shsurf->surface_data) {
+ if (create_surface_data(shell, shsurf))
+ return false;
+ send_surface_data_object(shell, shsurf);
+ }
+ *out = *shsurf;
+ return true;
+ }
+}
+
+static void
+send_surface_data_output_mask(struct weston_surface *surface)
+{
+ struct shell_surface shsurf;
+
+ if (surface_is_window_list_candidate(surface, &shsurf))
+ surface_data_send_output_mask(shsurf.surface_data,
+ surface->output_mask);
+}
+
+static void
+send_surface_data_title(struct weston_surface *surface)
+{
+ struct shell_surface shsurf;
+
+ if (surface_is_window_list_candidate(surface, &shsurf))
+ surface_data_send_title(shsurf.surface_data,
+ shsurf.title == NULL ?
+ "Surface" : shsurf.title);
+}
+
+static void
shell_surface_set_title(struct wl_client *client,
struct wl_resource *resource, const char *title)
{
@@ -1403,6 +1518,7 @@ shell_surface_set_title(struct wl_client *client,
free(shsurf->title);
shsurf->title = strdup(title);
+ send_surface_data_title(shsurf->surface);
}
static void
@@ -1519,6 +1635,8 @@ set_surface_type(struct shell_surface *shsurf)
default:
break;
}
+
+ send_surface_data_title(surface);
}
static void
@@ -1930,6 +2048,8 @@ static const struct wl_shell_surface_interface shell_surface_implementation = {
static void
destroy_shell_surface(struct shell_surface *shsurf)
{
+ if (shsurf->surface_data)
+ surface_data_send_gone(shsurf->surface_data);
if (shsurf->popup.grab.pointer)
wl_pointer_end_grab(shsurf->popup.grab.pointer);
@@ -2314,6 +2434,20 @@ static const struct desktop_shell_interface desktop_shell_implementation = {
desktop_shell_set_grab_surface
};
+static void
+surface_data_send_all_info(struct desktop_shell *shell)
+{
+ struct weston_surface *surface;
+ struct workspace *ws;
+
+ ws = get_current_workspace(shell);
+
+ wl_list_for_each(surface, &ws->layer.surface_list, layer_link) {
+ send_surface_data_output_mask(surface);
+ send_surface_data_title(surface);
+ }
+}
+
static enum shell_surface_type
get_shell_surface_type(struct weston_surface *surface)
{
@@ -3143,6 +3277,37 @@ bind_desktop_shell(struct wl_client *client,
}
static void
+unbind_surface_data_manager(struct wl_resource *resource)
+{
+ struct desktop_shell *shell = resource->data;
+
+ shell->surface_data_manager = NULL;
+ free(resource);
+}
+
+static void
+bind_surface_data_manager(struct wl_client *client,
+ void *data, uint32_t version, uint32_t id)
+{
+ struct desktop_shell *shell = data;
+ struct wl_resource *resource;
+
+ resource = wl_client_add_object(client, &surface_data_manager_interface,
+ NULL, id, shell);
+
+ if (client == shell->child.client) {
+ resource->destroy = unbind_surface_data_manager;
+ shell->surface_data_manager = resource;
+ surface_data_send_all_info(shell);
+ return;
+ }
+
+ wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
+ "permission to bind desktop_shell denied");
+ wl_resource_destroy(resource);
+}
+
+static void
screensaver_configure(struct weston_surface *surface, int32_t sx, int32_t sy)
{
struct desktop_shell *shell = surface->private;
@@ -3836,6 +4001,7 @@ module_init(struct weston_compositor *ec)
ec->shell_interface.set_transient = set_transient;
ec->shell_interface.move = surface_move;
ec->shell_interface.resize = surface_resize;
+ ec->shell_interface.send_output_mask = send_surface_data_output_mask;
wl_list_init(&shell->screensaver.surfaces);
wl_list_init(&shell->input_panel.surfaces);
@@ -3887,6 +4053,10 @@ module_init(struct weston_compositor *ec)
shell, bind_workspace_manager) == NULL)
return -1;
+ if (wl_display_add_global(ec->wl_display, &surface_data_manager_interface,
+ shell, bind_surface_data_manager) == NULL)
+ return -1;
+
shell->child.deathstamp = weston_compositor_get_time();
loop = wl_display_get_event_loop(ec->wl_display);
--
1.7.11.7
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