Mercurial > ldforge / file diff

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/misc/InvokationDeferer.cc	Tue Jan 21 02:03:27 2014 +0200
@@ -0,0 +1,57 @@
+/*
+ *  LDForge: LDraw parts authoring CAD
+ *  Copyright (C) 2013, 2014 Santeri Piippo
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "moc_InvokationDeferer.cpp"
+#include "InvokationDeferer.h"
+#include "../Misc.h"
+
+static InvokationDeferer* g_invokationDeferer = new InvokationDeferer();
+
+// =============================================================================
+//
+InvokationDeferer::InvokationDeferer (QObject* parent) : QObject (parent)
+{
+	connect (this, SIGNAL (functionAdded()), this, SLOT (invokeFunctions()),
+		Qt::QueuedConnection);
+}
+
+// =============================================================================
+//
+void InvokationDeferer::addFunctionCall (InvokationDeferer::FunctionType func)
+{
+	m_funcs << func;
+	removeDuplicates (m_funcs);
+	emit functionAdded();
+}
+
+// =============================================================================
+//
+void InvokationDeferer::invokeFunctions()
+{
+	for (FunctionType func : m_funcs)
+		(*func)();
+
+	m_funcs.clear();
+}
+
+// =============================================================================
+//
+void invokeLater (InvokationDeferer::FunctionType func)
+{
+	g_invokationDeferer->addFunctionCall (func);
+}
\ No newline at end of file