Start of dnd code for dragging indicator bars.

SVN revision: 44472

src/modules/illume2/Makefile.am

@@ -40,7 +40,9 @@ module_la_SOURCES      = e_mod_main.h \
                          e_mod_policy_settings.h \
                          e_mod_policy_settings.c \
                          e_mod_gadcon.h \
-                         e_mod_gadcon.c
+                         e_mod_gadcon.c \
+                         e_mod_dnd.h \
+                         e_mod_dnd.c
 
 module_la_LIBADD       = @e_libs@ @dlopen_libs@
 module_la_LDFLAGS      = -module -avoid-version

src/modules/illume2/e_mod_dnd.c

@@ -0,0 +1,75 @@
+#include "e.h"
+#include "e_mod_main.h"
+#include "e_mod_dnd.h"
+
+/* local function prototypes */
+static void _cb_dnd_enter(void *data, const char *type, void *event);
+static void _cb_dnd_move(void *data, const char *type, void *event);
+static void _cb_dnd_leave(void *data, const char *type, void *event);
+static void _cb_dnd_drop(void *data, const char *type, void *event);
+
+/* local variables */
+static E_Drop_Handler *drop_handler = NULL;
+static const char *drop_types[] = { "illume/indicator" };
+
+/* public functions */
+EAPI int 
+e_mod_dnd_init(void) 
+{
+   E_Container *con;
+
+   con = e_container_current_get(e_manager_current_get());
+   drop_handler = 
+     e_drop_handler_add(E_OBJECT(con), NULL, 
+                        _cb_dnd_enter, _cb_dnd_move, 
+                        _cb_dnd_leave, _cb_dnd_drop, 
+                        drop_types, 1, con->x, con->y, con->w, con->h);
+   if (!drop_handler) return 0;
+
+   return 1;
+}
+
+EAPI int 
+e_mod_dnd_shutdown(void) 
+{
+   if (drop_handler) e_drop_handler_del(drop_handler);
+   drop_handler = NULL;
+   return 1;
+}
+
+/* local functions */
+static void 
+_cb_dnd_enter(void *data, const char *type, void *event) 
+{
+   E_Event_Dnd_Enter *ev;
+
+   ev = event;
+   if (strcmp(type, drop_types[0])) return;
+}
+
+static void 
+_cb_dnd_move(void *data, const char *type, void *event) 
+{
+   E_Event_Dnd_Move *ev;
+
+   ev = event;
+   if (strcmp(type, drop_types[0])) return;
+}
+
+static void 
+_cb_dnd_leave(void *data, const char *type, void *event) 
+{
+   E_Event_Dnd_Leave *ev;
+
+   ev = event;
+   if (strcmp(type, drop_types[0])) return;
+}
+
+static void 
+_cb_dnd_drop(void *data, const char *type, void *event) 
+{
+   E_Event_Dnd_Drop *ev;
+
+   ev = event;
+   if (strcmp(type, drop_types[0])) return;
+}

src/modules/illume2/e_mod_dnd.h

@@ -0,0 +1,7 @@
+#ifndef E_MOD_DND_H
+#define E_MOD_DND_H
+
+EAPI int e_mod_dnd_init(void);
+EAPI int e_mod_dnd_shutdown(void);
+
+#endif

src/modules/illume2/e_mod_main.c

@@ -4,7 +4,9 @@
 #include "e_mod_layout.h"
 #include "e_kbd.h"
 #include "e_mod_gadcon.h"
+#include "e_mod_dnd.h"
 
+/* local variables */
 static E_Kbd *kbd = NULL;
 
 /* this is needed to advertise a label for the module IN the code (not just
@@ -17,9 +19,16 @@ EAPI E_Module_Api e_modapi = { E_MODULE_API_VERSION, "Illume2" };
 EAPI void *
 e_modapi_init(E_Module *m) 
 {
-   /* init the config system */
+   /* init the config subsystem */
    if (!il_config_init(m)) return NULL;
 
+   /* init the drag-n-drop subsystem */
+   if (!e_mod_dnd_init()) 
+     {
+        il_config_shutdown();
+        return NULL;
+     }
+
    /* init the gadcon subsystem for adding a "button" to any gadget container
     * which will allow easy switching between policy app modes */
    e_mod_gadcon_init();
@@ -27,17 +36,16 @@ e_modapi_init(E_Module *m)
    /* set up the virtual keyboard */
    e_kbd_init(m);
 
-   /* init the layout system */
+   /* init the layout subsystem */
    e_mod_layout_init(m);
 
    /* create a new keyboard */
-   kbd = e_kbd_new(e_util_container_zone_number_get(0, 0), 
-                   m->dir, m->dir, m->dir);
+   kbd = 
+     e_kbd_new(e_util_container_zone_number_get(0, 0), m->dir, m->dir, m->dir);
 
    /* show the keyboard if needed */
    e_kbd_show(kbd);
 
-
    /* return NULL on failure, anything else on success. the pointer
     * returned will be set as m->data for convenience tracking */
    return m;
@@ -60,6 +68,9 @@ e_modapi_shutdown(E_Module *m)
    /* shutdown the gadget subsystem */
    e_mod_gadcon_shutdown();
 
+   /* shutdown the dnd subsystem */
+   e_mod_dnd_shutdown();
+
    /* shutdown the config subsystem */
    il_config_shutdown();
 
@@ -73,3 +84,22 @@ e_modapi_save(E_Module *m)
 {
    return il_config_save();
 }
+
+/* local functions */
+static int 
+_cb_event_dnd_drop(void *data, int type, void *event) 
+{
+   return 1;
+}
+
+static int 
+_cb_event_dnd_position(void *data, int type, void *event) 
+{
+   return 1;
+}
+
+static int 
+_cb_event_dnd_selection(void *data, int type, void *event) 
+{
+   return 1;
+}