cxx: Added examples and tutorial for C++ binding

Summary:
Added the following examples:
* bg_cxx_example_01
* bg_cxx_example_02
* bubble_cxx_example_01
* button_cxx_example_00
* button_cxx_example_01
* calendar_cxx_example_01
* calendar_cxx_example_02
* calendar_cxx_example_03
* calendar_cxx_example_04
* calendar_cxx_example_05
* clock_cxx_example
* datetime_cxx_example
* glview_cxx_example_01
* hoversel_cxx_example_01
* icon_cxx_example_01
* location_cxx_example_01
* menu_cxx_example_01
* popup_cxx_example_01
* radio_cxx_example_01
* separator_cxx_example_01
* slider_cxx_example
* spinner_cxx_example
* table_cxx_example_01
* table_cxx_example_02
* thumb_cxx_example_01

Added documentation for the above examples, as well as how using lambdas
with C++ elm binding. How to use autohide feature and how to use the C++
wrappers to create windows, widgets and call Eo functions from them with
automatic C++ type conversion and how to use signals from C++.

1 files changed, 38 insertions, 0 deletions

diff --git a/src/examples/icon_cxx_example_01.cc b/src/examples/icon_cxx_example_01.cc
new file mode 100644
index 000000000..399c080bb
--- /dev/null
+++ b/src/examples/icon_cxx_example_01.cc
@@ -0,0 +1,38 @@
+#include <Elementary.hh>
+
+EAPI_MAIN int
+elm_main (int argc, char *argv[])
+{
+   elm_policy_set(ELM_POLICY_QUIT, ELM_POLICY_QUIT_LAST_WINDOW_HIDDEN);
+
+   ::elm::win win(elm_win_util_standard_add("icon", "Icon"));
+   win.autohide_set(true);
+
+   ::elm::icon icon(efl::eo::parent = win);
+   icon.order_lookup_set(ELM_ICON_LOOKUP_THEME_FDO);
+   icon.standard_set("home");
+
+   const char *path, *group;
+   icon.file_get(&path, &group);
+   std::cout << "path = " << path << ", group = "<< group;
+
+   efl::eina::optional<std::string> name;
+   name = icon.standard_get();
+   std::cout << ", name = " << *name << std::endl;
+
+   icon.no_scale_set(true);
+   icon.resizable_set(false, true);
+   icon.smooth_set(false);
+   icon.fill_outside_set(true);
+
+   icon.size_hint_weight_set(EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
+   win.resize_object_add(icon);
+   icon.visible_set(true);
+
+   win.size_set(320, 320);
+   win.visible_set(true);
+
+   elm_run();
+   return 0;
+}
+ELM_MAIN()