When the user clicks on a date in the calendar, update the "Upcoming Events" section to show events starting at that date. Fixes: 1290169, 1290171, 1291468

1 files changed, 72 insertions, 0 deletions

diff --git a/src/planner-range.cpp b/src/planner-range.cpp
new file mode 100644
index 0000000..13a1492
--- /dev/null
+++ b/src/planner-range.cpp
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2014 Canonical Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, as published
+ * by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, 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/>.
+ *
+ * Authors:
+ *   Charles Kerr <charles.kerr@canonical.com>
+ */
+
+#include <datetime/planner-range.h>
+
+namespace unity {
+namespace indicator {
+namespace datetime {
+
+/***
+****
+***/
+
+RangePlanner::RangePlanner():
+    m_range(std::pair<DateTime,DateTime>(DateTime::NowLocal(), DateTime::NowLocal()))
+{
+    range().changed().connect([this](const std::pair<DateTime,DateTime>&){
+        g_debug("rebuilding because the date range changed");
+        rebuild_soon();
+    });
+}
+
+RangePlanner::~RangePlanner()
+{
+    if (m_rebuild_tag)
+        g_source_remove(m_rebuild_tag);
+}
+
+void RangePlanner::rebuild_soon()
+{
+    static const int ARBITRARY_BATCH_MSEC = 200;
+
+    if (m_rebuild_tag == 0)
+        m_rebuild_tag = g_timeout_add(ARBITRARY_BATCH_MSEC, rebuild_now_static, this);
+}
+
+gboolean RangePlanner::rebuild_now_static(gpointer gself)
+{
+    auto self = static_cast<RangePlanner*>(gself);
+    self->m_rebuild_tag = 0;
+    self->rebuild_now();
+    return G_SOURCE_REMOVE;
+}
+
+core::Property<std::pair<DateTime,DateTime>>& RangePlanner::range()
+{
+    return m_range;
+}
+
+/***
+****
+***/
+
+} // namespace datetime
+} // namespace indicator
+} // namespace unity