Add flush timer

When all instances are paused, appcore_multiwindow_base adds
the timer to flush memory.

Change-Id: I778b946079f147d34b89684ae0569bfcda03c004
Signed-off-by: Hwankyu Jhun <h.jhun@samsung.com>

1 files changed, 51 insertions, 3 deletions

diff --git a/src/multiwindow_base/appcore_multiwindow_base_window.c b/src/multiwindow_base/appcore_multiwindow_base_window.c
index cb2061c..8a980ce 100644
--- a/src/multiwindow_base/appcore_multiwindow_base_window.c
+++ b/src/multiwindow_base/appcore_multiwindow_base_window.c
@@ -37,6 +37,7 @@ typedef struct _win_context {
 } win_context;
 
 static GList *__win_contexts;
+static guint __flush_timer;
 
 static gint __comp(gconstpointer a, gconstpointer b)
 {
@@ -85,6 +86,47 @@ static win_context *__find_win_context_by_wid(int wid)
 	return node->data;
 }
 
+static bool __is_resumed(void)
+{
+	win_context *ctx;
+	GList *iter;
+
+	iter = __win_contexts;
+	while (iter) {
+		ctx = (win_context *)iter->data;
+		if (appcore_multiwindow_base_instance_is_resumed(ctx->inst))
+			return true;
+		iter = g_list_next(iter);
+	}
+
+	return false;
+}
+
+static gboolean __flush_memory(gpointer data)
+{
+	_DBG("Flush memory");
+	appcore_base_flush_memory();
+	__flush_timer = 0;
+	return G_SOURCE_REMOVE;
+}
+
+static void __add_flush_timer(void)
+{
+	if (__flush_timer)
+		return;
+
+	__flush_timer = g_timeout_add(5000, __flush_memory, NULL);
+}
+
+static void __remove_flush_timer(void)
+{
+	if (!__flush_timer)
+		return;
+
+	g_source_remove(__flush_timer);
+	__flush_timer = 0;
+}
+
 EXPORT_API void appcore_multiwindow_base_window_on_show(int type, void *event)
 {
 }
@@ -113,10 +155,14 @@ EXPORT_API void appcore_multiwindow_base_window_on_visibility(int type, void *ev
 	if (!cxt)
 		return;
 
-	if (ev->fully_obscured)
+	if (ev->fully_obscured) {
 		appcore_multiwindow_base_instance_pause(cxt->inst);
-	else
+		if (!__is_resumed())
+			__add_flush_timer();
+	} else {
 		appcore_multiwindow_base_instance_resume(cxt->inst);
+		__remove_flush_timer();
+	}
 }
 
 EXPORT_API void appcore_multiwindow_base_window_on_pre_visibility(int type, void *event)
@@ -127,8 +173,10 @@ EXPORT_API void appcore_multiwindow_base_window_on_pre_visibility(int type, void
 	if (!cxt)
 		return;
 
-	if (ev->type == ECORE_WL_WINDOW_VISIBILITY_TYPE_PRE_UNOBSCURED)
+	if (ev->type == ECORE_WL_WINDOW_VISIBILITY_TYPE_PRE_UNOBSCURED) {
 		appcore_multiwindow_base_instance_resume(cxt->inst);
+		__remove_flush_timer();
+	}
 }
 
 EXPORT_API void appcore_multiwindow_base_window_bind(appcore_multiwindow_base_instance_h h, Ecore_Wl_Window *wl_win)