ecore_wl2: implement www extension for client-side use

handling for global binding and signal prop

Signed-off-by: Derek Foreman <derekf@osg.samsung.com>

7 files changed, 294 insertions, 1 deletions

diff --git a/src/Makefile_Ecore_Wl2.am b/src/Makefile_Ecore_Wl2.am
index d08414bb6b..1263ea2ed8 100644
--- a/src/Makefile_Ecore_Wl2.am
+++ b/src/Makefile_Ecore_Wl2.am
@@ -12,6 +12,8 @@ lib/ecore_wl2/subsurface-client-protocol.h \
 lib/ecore_wl2/subsurface-protocol.c \
 lib/ecore_wl2/xdg-shell-client-protocol.h \
 lib/ecore_wl2/xdg-shell-protocol.c \
+lib/ecore_wl2/www-protocol.h \
+lib/ecore_wl2/www-protocol.c \
 lib/ecore_wl2/ecore_wl2_seat.c \
 lib/ecore_wl2/ecore_wl2_subsurf.c \
 lib/ecore_wl2/ecore_wl2_dnd.c \
diff --git a/src/lib/ecore_wl2/ecore_wl2.c b/src/lib/ecore_wl2/ecore_wl2.c
index a8d328b7d0..b31b2de2e5 100644
--- a/src/lib/ecore_wl2/ecore_wl2.c
+++ b/src/lib/ecore_wl2/ecore_wl2.c
@@ -27,6 +27,9 @@ EAPI int ECORE_WL2_EVENT_SELECTION_DATA_READY = 0;
 EAPI int ECORE_WL2_EVENT_WINDOW_CONFIGURE = 0;
 EAPI int ECORE_WL2_EVENT_SYNC_DONE = 0;
 
+EAPI int _ecore_wl2_event_window_www = -1;
+EAPI int _ecore_wl2_event_window_www_drag = -1;
+
 /* public API functions */
 EAPI int
 ecore_wl2_init(void)
@@ -77,6 +80,8 @@ ecore_wl2_init(void)
         ECORE_WL2_EVENT_SELECTION_DATA_READY = ecore_event_type_new();
         ECORE_WL2_EVENT_WINDOW_CONFIGURE = ecore_event_type_new();
         ECORE_WL2_EVENT_SYNC_DONE = ecore_event_type_new();
+        _ecore_wl2_event_window_www = ecore_event_type_new();
+        _ecore_wl2_event_window_www_drag = ecore_event_type_new();
      }
 
    return _ecore_wl2_init_count;
diff --git a/src/lib/ecore_wl2/ecore_wl2_display.c b/src/lib/ecore_wl2/ecore_wl2_display.c
index 6569a43d25..d141250543 100644
--- a/src/lib/ecore_wl2/ecore_wl2_display.c
+++ b/src/lib/ecore_wl2/ecore_wl2_display.c
@@ -119,6 +119,13 @@ _cb_global_add(void *data, struct wl_registry *registry, unsigned int id, const
         EINA_INLIST_FOREACH(ewd->windows, window)
           _ecore_wl2_window_shell_surface_init(window);
      }
+   else if (eina_streq(interface, "www"))
+     {
+        Ecore_Wl2_Window *window;
+        ewd->wl.www = wl_registry_bind(registry, id, &www_interface, 1);
+        EINA_INLIST_FOREACH(ewd->windows, window)
+          _ecore_wl2_window_www_surface_init(window);
+     }
    else if (!strcmp(interface, "wl_output"))
      _ecore_wl2_output_add(ewd, id);
    else if (!strcmp(interface, "wl_seat"))
@@ -364,6 +371,7 @@ _ecore_wl2_display_cleanup(Ecore_Wl2_Display *ewd)
 
    eina_hash_free(ewd->globals);
 
+   if (ewd->wl.www) www_destroy(ewd->wl.www);
    if (ewd->wl.xdg_shell) xdg_shell_destroy(ewd->wl.xdg_shell);
    if (ewd->wl.wl_shell) wl_shell_destroy(ewd->wl.wl_shell);
    if (ewd->wl.shm) wl_shm_destroy(ewd->wl.shm);
diff --git a/src/lib/ecore_wl2/ecore_wl2_private.h b/src/lib/ecore_wl2/ecore_wl2_private.h
index a31e65098f..58e8744038 100644
--- a/src/lib/ecore_wl2/ecore_wl2_private.h
+++ b/src/lib/ecore_wl2/ecore_wl2_private.h
@@ -4,6 +4,7 @@
 # include <unistd.h>
 # include "Ecore_Wl2.h"
 # include "Ecore_Input.h"
+# include "www-protocol.h"
 
 /* NB: Test if subsurface protocol is part of wayland code, if not then
  * include our own copy */
@@ -16,6 +17,20 @@
 
 extern int _ecore_wl2_log_dom;
 
+# ifdef EAPI
+#  undef EAPI
+# endif
+
+# ifdef __GNUC__
+#  if __GNUC__ >= 4
+#   define EAPI __attribute__ ((visibility("default")))
+#  else
+#   define EAPI
+#  endif
+# else
+#  define EAPI
+# endif
+
 # ifdef ECORE_WL2_DEFAULT_LOG_COLOR
 #  undef ECORE_WL2_DEFAULT_LOG_COLOR
 # endif
@@ -62,6 +77,7 @@ struct _Ecore_Wl2_Display
         struct wl_shm *shm;
         struct wl_shell *wl_shell;
         struct xdg_shell *xdg_shell;
+        struct www *www;
         int compositor_version;
      } wl;
 
@@ -117,6 +133,7 @@ struct _Ecore_Wl2_Window
    struct wl_shell_surface *wl_shell_surface;
    struct xdg_surface *xdg_surface;
    struct xdg_popup *xdg_popup;
+   struct www_surface *www_surface;
 
    uint32_t configure_serial;
    void (*configure_ack)(struct xdg_surface *surface, uint32_t serial);
@@ -405,4 +422,21 @@ void _ecore_wl2_dnd_del(Ecore_Wl2_Dnd_Source *source);
 void _ecore_wl2_subsurf_free(Ecore_Wl2_Subsurface *subsurf);
 
 void _ecore_wl2_window_shell_surface_init(Ecore_Wl2_Window *window);
+void _ecore_wl2_window_www_surface_init(Ecore_Wl2_Window *window);
+
+typedef struct Ecore_Wl2_Event_Window_WWW
+{
+   unsigned int window;
+   int x_rel;
+   int y_rel;
+   uint32_t timestamp;
+} Ecore_Wl2_Event_Window_WWW;
+
+typedef struct Ecore_Wl2_Event_Window_WWW_Drag
+{
+   unsigned int window;
+   Eina_Bool dragging;
+} Ecore_Wl2_Event_Window_WWW_Drag;
+EAPI extern int _ecore_wl2_event_window_www;
+EAPI extern int _ecore_wl2_event_window_www_drag;
 #endif
diff --git a/src/lib/ecore_wl2/ecore_wl2_window.c b/src/lib/ecore_wl2/ecore_wl2_window.c
index 28359c20f3..1de96d3968 100644
--- a/src/lib/ecore_wl2/ecore_wl2_window.c
+++ b/src/lib/ecore_wl2/ecore_wl2_window.c
@@ -215,6 +215,68 @@ _ecore_wl2_window_type_set(Ecore_Wl2_Window *win)
      }
 }
 
+static void
+_www_surface_end_drag(void *data, struct www_surface *www_surface EINA_UNUSED)
+{
+   Ecore_Wl2_Window *window = data;
+   Ecore_Wl2_Event_Window_WWW_Drag *ev;
+
+   ev = malloc(sizeof(Ecore_Wl2_Event_Window_WWW_Drag));
+   EINA_SAFETY_ON_NULL_RETURN(ev);
+   ev->window = window->id;
+   ev->dragging = 0;
+
+   ecore_event_add(_ecore_wl2_event_window_www_drag, ev, NULL, NULL);
+}
+
+static void
+_www_surface_start_drag(void *data, struct www_surface *www_surface EINA_UNUSED)
+{
+   Ecore_Wl2_Window *window = data;
+   Ecore_Wl2_Event_Window_WWW_Drag *ev;
+
+   ev = malloc(sizeof(Ecore_Wl2_Event_Window_WWW_Drag));
+   EINA_SAFETY_ON_NULL_RETURN(ev);
+   ev->window = window->id;
+   ev->dragging = 1;
+
+   ecore_event_add(_ecore_wl2_event_window_www_drag, ev, NULL, NULL);
+}
+
+static void
+_www_surface_status(void *data, struct www_surface *www_surface EINA_UNUSED, int32_t x_rel, int32_t y_rel, uint32_t timestamp)
+{
+   Ecore_Wl2_Window *window = data;
+   Ecore_Wl2_Event_Window_WWW *ev;
+
+   ev = malloc(sizeof(Ecore_Wl2_Event_Window_WWW));
+   EINA_SAFETY_ON_NULL_RETURN(ev);
+   ev->window = window->id;
+   ev->x_rel = x_rel;
+   ev->y_rel = y_rel;
+   ev->timestamp = timestamp;
+
+   ecore_event_add(_ecore_wl2_event_window_www, ev, NULL, NULL);
+}
+
+static struct www_surface_listener _www_surface_listener =
+{
+   .status = _www_surface_status,
+   .start_drag = _www_surface_start_drag,
+   .end_drag = _www_surface_end_drag,
+};
+
+void
+_ecore_wl2_window_www_surface_init(Ecore_Wl2_Window *window)
+{
+   if (!window->surface) return;
+   if (!window->display->wl.www) return;
+   if (window->www_surface) return;
+   window->www_surface = www_create(window->display->wl.www, window->surface);
+   www_surface_set_user_data(window->www_surface, window);
+   www_surface_add_listener(window->www_surface, &_www_surface_listener, window);
+}
+
 void
 _ecore_wl2_window_shell_surface_init(Ecore_Wl2_Window *window)
 {
@@ -346,7 +408,10 @@ ecore_wl2_window_show(Ecore_Wl2_Window *window)
 
    if ((window->type != ECORE_WL2_WINDOW_TYPE_DND) &&
        (window->type != ECORE_WL2_WINDOW_TYPE_NONE))
-     _ecore_wl2_window_shell_surface_init(window);
+     {
+        _ecore_wl2_window_shell_surface_init(window);
+        _ecore_wl2_window_www_surface_init(window);
+     }
 }
 
 EAPI void
@@ -364,6 +429,10 @@ ecore_wl2_window_hide(Ecore_Wl2_Window *window)
      wl_shell_surface_destroy(window->wl_shell_surface);
    window->wl_shell_surface = NULL;
 
+   if (window->www_surface)
+     www_surface_destroy(window->www_surface);
+   window->www_surface = NULL;
+
    if (window->surface) wl_surface_destroy(window->surface);
    window->surface = NULL;
 }
diff --git a/src/lib/ecore_wl2/www-protocol.c b/src/lib/ecore_wl2/www-protocol.c
new file mode 100644
index 0000000000..952b333b58
--- /dev/null
+++ b/src/lib/ecore_wl2/www-protocol.c
@@ -0,0 +1,41 @@
+#include <stdlib.h>
+#include <stdint.h>
+#include "wayland-util.h"
+
+extern const struct wl_interface wl_surface_interface;
+extern const struct wl_interface www_surface_interface;
+
+static const struct wl_interface *types[] = {
+	NULL,
+	NULL,
+	NULL,
+	&www_surface_interface,
+	&wl_surface_interface,
+};
+
+static const struct wl_message www_requests[] = {
+	{ "create", "no", types + 3 },
+};
+
+WL_EXPORT const struct wl_interface www_interface = {
+	"www", 1,
+	1, www_requests,
+	0, NULL,
+};
+
+static const struct wl_message www_surface_requests[] = {
+	{ "destroy", "", types + 0 },
+};
+
+static const struct wl_message www_surface_events[] = {
+	{ "status", "iiu", types + 0 },
+	{ "start_drag", "", types + 0 },
+	{ "end_drag", "", types + 0 },
+};
+
+WL_EXPORT const struct wl_interface www_surface_interface = {
+	"www_surface", 1,
+	1, www_surface_requests,
+	3, www_surface_events,
+};
+
diff --git a/src/lib/ecore_wl2/www-protocol.h b/src/lib/ecore_wl2/www-protocol.h
new file mode 100644
index 0000000000..b7d553d795
--- /dev/null
+++ b/src/lib/ecore_wl2/www-protocol.h
@@ -0,0 +1,134 @@
+#ifndef ZWP_WWW_CLIENT_PROTOCOL_H
+#define ZWP_WWW_CLIENT_PROTOCOL_H
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <stddef.h>
+#include "wayland-client.h"
+
+struct wl_client;
+struct wl_resource;
+
+struct wl_surface;
+struct www;
+struct www_surface;
+
+extern const struct wl_interface www_interface;
+extern const struct wl_interface www_surface_interface;
+
+#define WWW_CREATE	0
+
+#define WWW_CREATE_SINCE_VERSION	1
+
+static inline void
+www_set_user_data(struct www *www, void *user_data)
+{
+	wl_proxy_set_user_data((struct wl_proxy *) www, user_data);
+}
+
+static inline void *
+www_get_user_data(struct www *www)
+{
+	return wl_proxy_get_user_data((struct wl_proxy *) www);
+}
+
+static inline uint32_t
+www_get_version(struct www *www)
+{
+	return wl_proxy_get_version((struct wl_proxy *) www);
+}
+
+static inline void
+www_destroy(struct www *www)
+{
+	wl_proxy_destroy((struct wl_proxy *) www);
+}
+
+static inline struct www_surface *
+www_create(struct www *www, struct wl_surface *surface)
+{
+	struct wl_proxy *id;
+
+	id = wl_proxy_marshal_constructor((struct wl_proxy *) www,
+			 WWW_CREATE, &www_surface_interface, NULL, surface);
+
+	return (struct www_surface *) id;
+}
+
+struct www_surface_listener {
+	/**
+	 * status - Status update on a www_surface
+	 * @x_rel: (none)
+	 * @y_rel: (none)
+	 * @timestamp: (none)
+	 *
+	 * 
+	 */
+	void (*status)(void *data,
+		       struct www_surface *www_surface,
+		       int32_t x_rel,
+		       int32_t y_rel,
+		       uint32_t timestamp);
+	/**
+	 * start_drag - Drag has started
+	 *
+	 * 
+	 */
+	void (*start_drag)(void *data,
+			   struct www_surface *www_surface);
+	/**
+	 * end_drag - Drag has ended
+	 *
+	 * 
+	 */
+	void (*end_drag)(void *data,
+			 struct www_surface *www_surface);
+};
+
+static inline int
+www_surface_add_listener(struct www_surface *www_surface,
+			 const struct www_surface_listener *listener, void *data)
+{
+	return wl_proxy_add_listener((struct wl_proxy *) www_surface,
+				     (void (**)(void)) listener, data);
+}
+
+#define WWW_SURFACE_DESTROY	0
+
+#define WWW_SURFACE_DESTROY_SINCE_VERSION	1
+
+static inline void
+www_surface_set_user_data(struct www_surface *www_surface, void *user_data)
+{
+	wl_proxy_set_user_data((struct wl_proxy *) www_surface, user_data);
+}
+
+static inline void *
+www_surface_get_user_data(struct www_surface *www_surface)
+{
+	return wl_proxy_get_user_data((struct wl_proxy *) www_surface);
+}
+
+static inline uint32_t
+www_surface_get_version(struct www_surface *www_surface)
+{
+	return wl_proxy_get_version((struct wl_proxy *) www_surface);
+}
+
+static inline void
+www_surface_destroy(struct www_surface *www_surface)
+{
+	wl_proxy_marshal((struct wl_proxy *) www_surface,
+			 WWW_SURFACE_DESTROY);
+
+	wl_proxy_destroy((struct wl_proxy *) www_surface);
+}
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif