From bb4c6f8ae82095a2ee958d90b906aef7a3c77b64 Mon Sep 17 00:00:00 2001
From: Daniel Juyung Seo <seojuyung2@gmail.com>
Date: Sun, 17 Aug 2014 01:56:43 +0900
Subject: [PATCH] dev: added elm theme viewer development guideline.

---
 DEV.txt | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 DEV.txt

diff --git a/DEV.txt b/DEV.txt
new file mode 100644
index 0000000..d1d2ee0
--- /dev/null
+++ b/DEV.txt
@@ -0,0 +1,20 @@
+=== to add a new widget ===
+
+
+=== to add a new widget option ===
+- add a new variable		<widget_option.h>
+- to initialize the variable, modify _wod_init()		<widget_option.c>
+- add a new entry in widget_option_content_update()		<widget_option.c>
+	ex) WIDGET_OPTION(notify, ETV_ID_NOTIFY)
+- add specific options		<widget_option.c>
+	- check
+		- for caller
+			WIDGET_OPTION_CHECK_ADD("Allow background events", wod->notify_event, _notify_event_changed_cb);
+		- for callee
+			WIDGET_OPTION_CHECK_CHANGED_CB(notify_event, wod->notify_event);
+- use specific options		<widget.c>
+	if (wod)
+		{
+			if (wod->btn_text)
+				elm_object_text_set(o, "This is a Button");
+		}