gui: Move DateChooser to common

DateChooser is used both by the event editor and the main window.
Moving it to common for a better file organization.

src/gui/common/common.gresource.xml

@@ -3,5 +3,7 @@
   <gresource prefix="/org/gnome/calendar/ui/common">
     <file compressed="true">gcal-calendar-combo-row-item.ui</file>
     <file compressed="true">gcal-calendar-combo-row.ui</file>
+    <file compressed="true">gcal-date-chooser.ui</file>
+    <file compressed="true">gcal-date-chooser-day.ui</file>
   </gresource>
 </gresources>

src/gui/common/gcal-date-chooser-day.c

@@ -146,7 +146,7 @@ gcal_date_chooser_day_class_init (GcalDateChooserDayClass *class)
 
   g_object_class_install_properties (object_class, NUM_PROPS, properties);
 
-  gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/calendar/ui/event-editor/gcal-date-chooser-day.ui");
+  gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/calendar/ui/common/gcal-date-chooser-day.ui");
 
   gtk_widget_class_bind_template_child (widget_class, GcalDateChooserDay, dot_revealer);
   gtk_widget_class_bind_template_child (widget_class, GcalDateChooserDay, label);

src/gui/common/gcal-date-chooser.c

@@ -903,7 +903,7 @@ gcal_date_chooser_class_init (GcalDateChooserClass *class)
                                         NULL,
                                         G_TYPE_NONE, 0);
 
-  gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/calendar/ui/event-editor/gcal-date-chooser.ui");
+  gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/calendar/ui/common/gcal-date-chooser.ui");
 
   gtk_widget_class_bind_template_child (widget_class, GcalDateChooser, combined_choice);
   gtk_widget_class_bind_template_child (widget_class, GcalDateChooser, month_choice);

src/gui/common/meson.build

@@ -9,4 +9,6 @@ built_sources += gnome.compile_resources(
 sources += files(
   'gcal-calendar-combo-row-item.c',
   'gcal-calendar-combo-row.c',
+  'gcal-date-chooser.c',
+  'gcal-date-chooser-day.c',
 )

src/gui/event-editor/event-editor.gresource.xml

@@ -2,8 +2,6 @@
 <gresources>
   <gresource prefix="/org/gnome/calendar/ui/event-editor">
     <file compressed="true">gcal-alarm-row.ui</file>
-    <file compressed="true">gcal-date-chooser.ui</file>
-    <file compressed="true">gcal-date-chooser-day.ui</file>
     <file compressed="true">gcal-date-chooser-row.ui</file>
     <file compressed="true">gcal-date-time-chooser.ui</file>
     <file compressed="true">gcal-date-selector.ui</file>

src/gui/event-editor/meson.build

@@ -8,8 +8,6 @@ built_sources += gnome.compile_resources(
 
 sources += files(
   'gcal-alarm-row.c',
-  'gcal-date-chooser.c',
-  'gcal-date-chooser-day.c',
   'gcal-date-chooser-row.c',
   'gcal-date-time-chooser.c',
   'gcal-date-selector.c',