[california/wip/730602-stack] Fix tooltips for events that span days

[Jim Nelson <jnelson src gnome org>]

commit 80ba2839d6b2267502519d138798533e6577be5e
Author: Jim Nelson <jim yorba org>
Date:   Tue Oct 21 18:32:24 2014 -0700

    Fix tooltips for events that span days

 src/view/week/week-day-pane.vala |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/src/view/week/week-day-pane.vala b/src/view/week/week-day-pane.vala
index b5b6624..d728d72 100644
--- a/src/view/week/week-day-pane.vala
+++ b/src/view/week/week-day-pane.vala
@@ -88,6 +88,7 @@ internal class DayPane : Pane, Common.InstanceContainer {
     private Gee.TreeSet<EventStack> event_stacks = new Gee.TreeSet<EventStack>();
     private Toolkit.RegionManager<Component.Event> region_manager = new 
Toolkit.RegionManager<Component.Event>();
     private Scheduled? scheduled_monitor = null;
+    private string key_tooltip_date;
     
     public DayPane(Grid owner, Calendar.Date date) {
         base (owner, -1);
@@ -97,6 +98,10 @@ internal class DayPane : Pane, Common.InstanceContainer {
         // see query_tooltip()
         has_tooltip = true;
         
+        // store individual tooltip keys so tooltips can be maintained across days for the same
+        // event
+        key_tooltip_date = KEY_TOOLTIP + date.to_string();;
+        
         notify[PROP_DATE].connect(queue_draw);
         
         Calendar.System.instance.is_24hr_changed.connect(queue_draw);
@@ -294,7 +299,7 @@ internal class DayPane : Pane, Common.InstanceContainer {
         if (found == null)
             return false;
         
-        string? tooltip_text = found.get_data<string?>(KEY_TOOLTIP);
+        string? tooltip_text = found.get_data<string?>(key_tooltip_date);
         if (String.is_empty(tooltip_text))
             return false;
         
@@ -379,7 +384,7 @@ internal class DayPane : Pane, Common.InstanceContainer {
                 
                 // if either was ellipsized, set tooltip (otherwise clear any existing)
                 bool is_ellipsized = layout_0.is_ellipsized() || layout_1.is_ellipsized();
-                event.set_data<string?>(KEY_TOOLTIP,
+                event.set_data<string?>(key_tooltip_date,
                     is_ellipsized ? "%s\n%s".printf(timespan, GLib.Markup.escape_text(event.summary)) : 
null);
                 
                 ctr++;