Add a way to freeze incoming acpi events.

NB: To be used in the acpi bindings config dialog. This allows us to freeze 
all existing events so that if the user presses the power button 
(or something else) when adding a new binding, their machine does not
power off.



SVN revision: 49416

src/bin/e_acpi.c

@@ -27,6 +27,7 @@ static int _e_acpi_lid_status_get(const char *device, const char *bus);
 static int _e_acpi_cb_event(void *data __UNUSED__, int type __UNUSED__, void *event);
 
 /* local variables */
+static int _e_acpi_events_frozen = 0;
 static Ecore_Con_Server *_e_acpid = NULL;
 static Eina_List *_e_acpid_hdls = NULL;
 static Eina_Hash *_e_acpid_devices = NULL;
@@ -139,6 +140,18 @@ e_acpi_shutdown(void)
    return 1;
 }
 
+EAPI void 
+e_acpi_events_freeze(void) 
+{
+   _e_acpi_events_frozen++;
+}
+
+EAPI void 
+e_acpi_events_thaw(void) 
+{
+   _e_acpi_events_frozen--;
+}
+
 /* local functions */
 static int 
 _e_acpi_cb_server_del(void *data __UNUSED__, int type __UNUSED__, void *event) 
@@ -178,14 +191,6 @@ _e_acpi_cb_server_data(void *data __UNUSED__, int type __UNUSED__, void *event)
    if (sscanf(ev->data, "%s %s %d %d", device, bus, &sig, &status) != 4)
      return 1;
 
-   /*
-   printf("Device: %s\n", device);
-   printf("Bus: %s\n", bus);
-   printf("Signal: %d\n", sig);
-   printf("Status: %d\n", status);
-   printf("\n");
-    */
-
    /* create new event structure to raise */
    acpi_event = E_NEW(E_Event_Acpi, 1);
    acpi_event->bus_id = eina_stringshare_add(bus);
@@ -300,6 +305,7 @@ _e_acpi_cb_event(void *data __UNUSED__, int type __UNUSED__, void *event)
    E_Event_Acpi *ev;
 
    ev = event;
+   if (_e_acpi_events_frozen > 0) return 1;
    e_bindings_acpi_event_handle(E_BINDING_CONTEXT_NONE, NULL, ev);
    return 1;
 }

src/bin/e_acpi.h

@@ -50,6 +50,8 @@ struct _E_Event_Acpi
 
 EAPI int e_acpi_init(void);
 EAPI int e_acpi_shutdown(void);
+EAPI void e_acpi_events_freeze(void);
+EAPI void e_acpi_events_thaw(void);
 
 extern EAPI int E_EVENT_ACPI_UNKNOWN;
 extern EAPI int E_EVENT_ACPI_AC_ADAPTER;