Task Scheduler, log viewer pops up and disapperes. good good

git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@308 e378c898-3ddf-0310-93e7-cc216c733640

src/utils/task_schedule.cc

@@ -0,0 +1,54 @@
+#include "config.h"
+
+#include <algorithm>
+#include <functional>
+
+#include "task.h"
+#include "task_schedule.h"
+
+namespace utils {
+
+TaskSchedule::Container TaskSchedule::m_container;
+
+// Remove this, replace with stuff.
+struct task_comp {
+  task_comp(Timer t) : m_time(t) {}
+
+  bool operator () (Task* t) {
+    return m_time <= t->get_time();
+  }
+
+  Timer m_time;
+};
+
+inline void
+TaskSchedule::execute_task(Task* t) {
+  t->clear_iterator();
+  t->get_slot()();
+}
+
+void
+TaskSchedule::perform(Timer t) {
+  Container c;
+
+  c.splice(c.begin(), c, m_container.begin(), std::find_if(m_container.begin(), m_container.end(), task_comp(t)));
+
+  std::for_each(c.begin(), c.end(), std::ptr_fun(&TaskSchedule::execute_task));
+}
+
+Timer
+TaskSchedule::get_timeout() {
+  if (!m_container.empty())
+    return std::max(m_container.front()->get_time() - Timer::current(), Timer());
+  else
+    return Timer((int64_t)(1 << 30) * 1000000);
+}
+
+TaskSchedule::iterator
+TaskSchedule::insert(Task* t) {
+  iterator itr = std::find_if(m_container.begin(), m_container.end(), task_comp(t->get_time()));
+
+  return m_container.insert(itr, t);
+}
+			       
+}