From 720e5ba490609daadbe99c86c16606ccbe1acd4d Mon Sep 17 00:00:00 2001
From: jihoon <jihoon@7cbeb6ba-43b4-40fd-8cce-4c39aea84d33>
Date: Tue, 28 Feb 2012 01:50:19 +0000
Subject: [PATCH] elm/entry: add
 elm_entry_input_panel_return_key_autoenable_set API.

Set whether the return key on the input panel is disabled automatically when entry has no text.


git-svn-id: svn+ssh://svn.enlightenment.org/var/svn/e/trunk/elementary@68484 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33
---
 src/lib/elm_entry.c | 29 +++++++++++++++++++++++++++++
 src/lib/elm_entry.h | 12 ++++++++++++
 2 files changed, 41 insertions(+)

diff --git a/src/lib/elm_entry.c b/src/lib/elm_entry.c
index ab8442d..252327d 100644
--- a/src/lib/elm_entry.c
+++ b/src/lib/elm_entry.c
@@ -75,6 +75,7 @@ struct _Widget_Data
    Eina_Bool input_panel_enable : 1;
    Eina_Bool prediction_allow : 1;
    Eina_Bool input_panel_return_key_disabled : 1;
+   Eina_Bool autoreturnkey : 1;
 };
 
 struct _Elm_Entry_Context_Menu_Item
@@ -791,6 +792,21 @@ _sizing_eval(Evas_Object *obj)
 }
 
 static void
+_check_enable_return_key(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Eina_Bool return_key_disabled = EINA_FALSE;
+   if (!wd) return;
+
+   if (!wd->autoreturnkey) return;
+
+   if (elm_entry_is_empty(obj) == EINA_TRUE)
+     return_key_disabled = EINA_TRUE;
+
+   elm_entry_input_panel_return_key_disabled_set(obj, return_key_disabled);
+}
+
+static void
 _on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
 {
    Widget_Data *wd = elm_widget_data_get(obj);
@@ -804,6 +820,7 @@ _on_focus_hook(void *data __UNUSED__, Evas_Object *obj)
         if (top && wd->input_panel_enable)
           elm_win_keyboard_mode_set(top, ELM_WIN_KEYBOARD_ON);
         evas_object_smart_callback_call(obj, SIG_FOCUSED, NULL);
+        _check_enable_return_key(obj);
      }
    else
      {
@@ -1506,6 +1523,7 @@ _entry_changed_common_handling(void *data, const char *event)
    /* callback - this could call callbacks that delete the entry... thus...
     * any access to wd after this could be invalid */
    evas_object_smart_callback_call(data, event, NULL);
+   _check_enable_return_key(data);
 }
 
 static void
@@ -3732,3 +3750,14 @@ elm_entry_input_panel_return_key_disabled_get(const Evas_Object *obj)
    return wd->input_panel_return_key_disabled;
 }
 
+EAPI void
+elm_entry_input_panel_return_key_autoenable_set(Evas_Object *obj, Eina_Bool on)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+
+   wd->autoreturnkey = on;
+   _check_enable_return_key(obj);
+}
+
diff --git a/src/lib/elm_entry.h b/src/lib/elm_entry.h
index 3a0dbac..7df3e74 100644
--- a/src/lib/elm_entry.h
+++ b/src/lib/elm_entry.h
@@ -1277,6 +1277,18 @@ EAPI void                   elm_entry_input_panel_return_key_disabled_set(Evas_O
 EAPI Eina_Bool              elm_entry_input_panel_return_key_disabled_get(const Evas_Object *obj);
 
 /**
+ * Set whether the return key on the input panel is disabled automatically when entry has no text.
+ *
+ * If @p on is EINA_TRUE, The return key on input panel is disabled when the entry has no text.
+ * The return Key on the input panel is automatically enabled when the entry has text.
+ * The default value is EINA_FALSE.
+ *
+ * @param obj The entry object
+ * @param on If @p on is EINA_TRUE, the return key is automatically disabled when the entry has no text.
+ */
+EAPI void                   elm_entry_input_panel_return_key_autoenable_set(Evas_Object *obj, Eina_Bool on);
+
+/**
  * Reset the input method context of the entry if needed. 
  *
  * This can be necessary in the case where modifying the buffer would confuse on-going input method behavior
-- 
2.7.4