1 files changed, 189 insertions, 0 deletions

diff --git a/libraries/ecore/src/lib/ecore_wayland/ecore_wl_dnd.c b/libraries/ecore/src/lib/ecore_wayland/ecore_wl_dnd.c
new file mode 100644
index 0000000..5d81225
--- /dev/null
+++ b/libraries/ecore/src/lib/ecore_wayland/ecore_wl_dnd.c
@@ -0,0 +1,189 @@
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "Ecore.h"
+#include "ecore_private.h"
+#include "ecore_wl_private.h"
+#include "Ecore_Wayland.h"
+
+/* local function prototypes */
+static void _ecore_wl_dnd_offer(void *data, struct wl_data_offer *wl_data_offer __UNUSED__, const char *type);
+static void _ecore_wl_dnd_cb_enter_free(void *data __UNUSED__, void *event);
+
+/* wayland listeners */
+static const struct wl_data_offer_listener _ecore_wl_data_offer_listener = 
+{
+   _ecore_wl_dnd_offer,
+};
+
+void 
+_ecore_wl_dnd_add(Ecore_Wl_Input *input, struct wl_data_device *data_device, unsigned int id)
+{
+   Ecore_Wl_Dnd_Source *source;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(source = malloc(sizeof(Ecore_Wl_Dnd_Source)))) return;
+   wl_array_init(&source->types);
+   source->refcount = 1;
+   source->input = input;
+   /* FIXME: Change this when wayland has typesafe wrapper for it */
+   source->offer = (struct wl_data_offer *)
+     wl_proxy_create_for_id((struct wl_proxy *)data_device, 
+                            id, &wl_data_offer_interface);
+   wl_data_offer_add_listener(source->offer, 
+                              &_ecore_wl_data_offer_listener, source);
+}
+
+void 
+_ecore_wl_dnd_enter(void *data, struct wl_data_device *data_device __UNUSED__, unsigned int timestamp __UNUSED__, struct wl_surface *surface, int x, int y, struct wl_data_offer *offer)
+{
+   Ecore_Wl_Event_Dnd_Enter *event;
+   Ecore_Wl_Input *input;
+   Ecore_Wl_Window *win;
+   char **p;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(input = data)) return;
+
+   input->drag_source = wl_data_offer_get_user_data(offer);
+
+   win = wl_surface_get_user_data(surface);
+//   input->pointer_focus = win;
+
+   p = wl_array_add(&input->drag_source->types, sizeof(*p));
+   *p = NULL;
+
+   if (!(event = calloc(1, sizeof(Ecore_Wl_Event_Dnd_Enter)))) return;
+
+   event->win = win->id;
+   event->source = input->drag_source->input->keyboard_focus->id;
+   event->position.x = x;
+   event->position.y = y;
+   event->num_types = input->drag_source->types.size;
+   event->types = input->drag_source->types.data;
+
+   ecore_event_add(ECORE_WL_EVENT_DND_ENTER, event, 
+                   _ecore_wl_dnd_cb_enter_free, NULL);
+}
+
+void 
+_ecore_wl_dnd_leave(void *data, struct wl_data_device *data_device __UNUSED__)
+{
+   Ecore_Wl_Input *input;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(input = data)) return;
+   _ecore_wl_dnd_del(input->drag_source);
+   input->drag_source = NULL;
+}
+
+void 
+_ecore_wl_dnd_motion(void *data, struct wl_data_device *data_device __UNUSED__, unsigned int timestamp __UNUSED__, int x, int y)
+{
+   Ecore_Wl_Event_Dnd_Position *event;
+   Ecore_Wl_Input *input;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(input = data)) return;
+
+   input->sx = x;
+   input->sy = y;
+
+   if (!(event = calloc(1, sizeof(Ecore_Wl_Event_Dnd_Position)))) return;
+
+   event->win = input->drag_source->input->pointer_focus->id;
+   event->source = input->drag_source->input->keyboard_focus->id;
+   event->position.x = x;
+   event->position.y = y;
+
+   ecore_event_add(ECORE_WL_EVENT_DND_POSITION, event, NULL, NULL);
+}
+
+void 
+_ecore_wl_dnd_drop(void *data, struct wl_data_device *data_device __UNUSED__)
+{
+   Ecore_Wl_Event_Dnd_Drop *event;
+   Ecore_Wl_Input *input;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(input = data)) return;
+
+   if (!(event = calloc(1, sizeof(Ecore_Wl_Event_Dnd_Drop)))) return;
+
+   event->win = input->drag_source->input->pointer_focus->id;
+   event->source = input->drag_source->input->keyboard_focus->id;
+   event->position.x = input->sx;
+   event->position.y = input->sy;
+
+   ecore_event_add(ECORE_WL_EVENT_DND_DROP, event, NULL, NULL);
+}
+
+void 
+_ecore_wl_dnd_selection(void *data, struct wl_data_device *data_device __UNUSED__, struct wl_data_offer *offer)
+{
+   Ecore_Wl_Input *input;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(input = data)) return;
+   if (input->selection_source) _ecore_wl_dnd_del(input->selection_source);
+   input->selection_source = NULL;
+   if (offer)
+     {
+        char **p;
+
+        input->selection_source = wl_data_offer_get_user_data(offer);
+        p = wl_array_add(&input->selection_source->types, sizeof(*p));
+        *p = NULL;
+     }
+}
+
+void 
+_ecore_wl_dnd_del(Ecore_Wl_Dnd_Source *source)
+{
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!source) return;
+   source->refcount--;
+   if (source->refcount == 0)
+     {
+        char **p;
+
+        wl_data_offer_destroy(source->offer);
+        for (p = source->types.data; *p; p++)
+          free(*p);
+        wl_array_release(&source->types);
+        free(source);
+     }
+}
+
+/* local functions */
+static void 
+_ecore_wl_dnd_offer(void *data, struct wl_data_offer *wl_data_offer __UNUSED__, const char *type)
+{
+   Ecore_Wl_Dnd_Source *source;
+   char **p;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(source = data)) return;
+   p = wl_array_add(&source->types, sizeof(*p));
+   *p = strdup(type);
+}
+
+static void 
+_ecore_wl_dnd_cb_enter_free(void *data __UNUSED__, void *event)
+{
+   Ecore_Wl_Event_Dnd_Enter *ev;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(ev = event)) return;
+   free(ev);
+}