From c005aae716fb30c650088fe5c184497c2c165a39 Mon Sep 17 00:00:00 2001
From: Sungmin Kwak <sungmin.kwak@samsung.com>
Date: Fri, 19 Jan 2018 10:54:23 +0900
Subject: [PATCH] Control key repeat rate

Only if ISF_KEY_REPEAT_RATE environment variable is available

Change-Id: Id42d6db03b00d07cc900221d5471e191feb1903c
---
 ism/extras/wayland_immodule/wayland_imcontext.c | 47 +++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

diff --git a/ism/extras/wayland_immodule/wayland_imcontext.c b/ism/extras/wayland_immodule/wayland_imcontext.c
index 02c7cc9..bc699fb 100644
--- a/ism/extras/wayland_immodule/wayland_imcontext.c
+++ b/ism/extras/wayland_immodule/wayland_imcontext.c
@@ -143,6 +143,9 @@ static Eina_Bool             _preedit_cursor_changed      = EINA_FALSE;
 
 static Input_Language        input_lang                   = INPUT_LANG_OTHER;
 static Evas_Coord            g_scr_w = 0, g_scr_h = 0;
+
+static Eina_Bool g_key_rate_checked = EINA_FALSE, g_focused = EINA_FALSE;
+static double g_original_key_rate = 0.0, g_original_key_delay = 0.0, g_desired_key_rate = 0.0;
 //
 
 typedef struct __LanguageInfo {
@@ -1376,6 +1379,33 @@ set_focus(Ecore_IMF_Context *ctx)
     wl_text_input_activate(imcontext->text_input, seat,
             ecore_wl2_window_surface_get(imcontext->window));
 
+    if (g_key_rate_checked == EINA_FALSE && g_desired_key_rate == 0.0) {
+        char *key_rate = getenv ("ISF_KEY_REPEAT_RATE");
+        if (key_rate) {
+            g_desired_key_rate = atof (key_rate);
+            if (g_desired_key_rate > 0.0) {
+                if (!ecore_wl2_input_keyboard_repeat_get (input, &g_original_key_rate, &g_original_key_delay)) {
+                    LOGE ("ecore_wl2_input_keyboard_repeat_get failed");
+                }
+                else {
+                    LOGD ("ecore_wl2_input_keyboard_repeat_get original rate=%f, delay=%f. Desired rate=%f",
+                        g_original_key_rate, g_original_key_delay, g_desired_key_rate);
+                }
+            }
+        }
+        g_key_rate_checked = EINA_TRUE;
+    }
+
+    if (g_desired_key_rate > 0.0 && g_original_key_delay > 0.0 && !g_focused) {
+        g_focused = EINA_TRUE;
+        if (!ecore_wl2_input_keyboard_repeat_set (input, g_desired_key_rate, g_original_key_delay)) {
+            LOGE ("ecore_wl2_input_keyboard_repeat_set failed");
+        }
+        else {
+            LOGD ("ecore_wl2_input_keyboard_repeat_set(%f, %f)", g_desired_key_rate, g_original_key_delay);
+        }
+    }
+
     return EINA_TRUE;
 }
 
@@ -1405,6 +1435,23 @@ set_focus_out(Ecore_IMF_Context *ctx)
 
     imcontext->input = NULL;
     _preedit_cursor_changed = EINA_FALSE;
+
+    if (g_desired_key_rate > 0.0 && g_focused) {
+        g_focused = EINA_FALSE;
+
+        Ecore_Wl2_Input *input = ecore_wl2_window_input_get(imcontext->window);
+        if (input) {
+            if (!ecore_wl2_input_keyboard_repeat_set (input, g_original_key_rate, g_original_key_delay)) {
+                LOGE ("ecore_wl2_input_keyboard_repeat_set failed.");
+            }
+            else {
+                LOGD ("ecore_wl2_input_keyboard_repeat_set(%f, %f)", g_original_key_rate, g_original_key_delay);
+            }
+        }
+        else {
+            LOGW("ctx : %p, Can't get Wl_Input", ctx);
+        }
+    }
 }
 
 // TIZEN_ONLY(20160217): ignore the duplicate show request
-- 
2.7.4