From 667d7b15c9b7779e3cf5815ee062e47109077256 Mon Sep 17 00:00:00 2001
From: Chris Michael <cp.michael@samsung.com>
Date: Wed, 15 Jul 2015 10:06:20 -0400
Subject: [PATCH] ecore-wl: Support wl_keyboard_send_repeat_info for adjusting
 keyboard repeat rate and delay

Summary: This adds support for allowing a client/compositor to adjust
the keyboard repeat rate and delay via a call to
wl_keyboard_send_repeat_info.

@feature

Signed-off-by: Chris Michael <cp.michael@samsung.com>
---
 src/lib/ecore_wayland/ecore_wl_input.c   | 34 ++++++++++++++++++++++--
 src/lib/ecore_wayland/ecore_wl_private.h |  2 ++
 2 files changed, 34 insertions(+), 2 deletions(-)

diff --git a/src/lib/ecore_wayland/ecore_wl_input.c b/src/lib/ecore_wayland/ecore_wl_input.c
index ea33346638..9bdd93283e 100644
--- a/src/lib/ecore_wayland/ecore_wl_input.c
+++ b/src/lib/ecore_wayland/ecore_wl_input.c
@@ -68,6 +68,7 @@ static void _ecore_wl_input_cb_keyboard_enter(void *data, struct wl_keyboard *ke
 static void _ecore_wl_input_cb_keyboard_leave(void *data, struct wl_keyboard *keyboard EINA_UNUSED, unsigned int serial, struct wl_surface *surface);
 static void _ecore_wl_input_cb_keyboard_key(void *data, struct wl_keyboard *keyboard EINA_UNUSED, unsigned int serial, unsigned int timestamp, unsigned int key, unsigned int state);
 static void _ecore_wl_input_cb_keyboard_modifiers(void *data, struct wl_keyboard *keyboard EINA_UNUSED, unsigned int serial EINA_UNUSED, unsigned int depressed, unsigned int latched, unsigned int locked, unsigned int group);
+static void _ecore_wl_input_cb_keyboard_repeat_setup(void *data, struct wl_keyboard *keyboard EINA_UNUSED, int32_t rate, int32_t delay);
 static Eina_Bool _ecore_wl_input_cb_keyboard_repeat(void *data);
 static void _ecore_wl_input_cb_touch_down(void *data, struct wl_touch *touch, unsigned int serial, unsigned int timestamp, struct wl_surface *surface EINA_UNUSED, int id EINA_UNUSED, wl_fixed_t x, wl_fixed_t y);
 static void _ecore_wl_input_cb_touch_up(void *data, struct wl_touch *touch, unsigned int serial, unsigned int timestamp, int id EINA_UNUSED);
@@ -110,6 +111,7 @@ static const struct wl_keyboard_listener keyboard_listener =
    _ecore_wl_input_cb_keyboard_leave,
    _ecore_wl_input_cb_keyboard_key,
    _ecore_wl_input_cb_keyboard_modifiers,
+   _ecore_wl_input_cb_keyboard_repeat_setup,
 };
 
 static const struct wl_touch_listener touch_listener =
@@ -390,6 +392,10 @@ _ecore_wl_input_add(Ecore_Wl_Display *ewd, unsigned int id)
    input->keyboard_focus = NULL;
    input->touch_focus = NULL;
 
+   input->repeat.enabled = EINA_TRUE;
+   input->repeat.rate = 0.025;
+   input->repeat.delay = 0.4;
+
    if (ewd->wl.shm)
      _ecore_wl_input_setup(input);
    input->seat =
@@ -846,6 +852,8 @@ _ecore_wl_input_cb_keyboard_key(void *data, struct wl_keyboard *keyboard EINA_UN
      }
    else if ((state) && (keycode != input->repeat.key))
      {
+        if (!input->repeat.enabled) return;
+
         input->repeat.sym = sym;
         input->repeat.key = keycode;
         input->repeat.time = timestamp;
@@ -853,9 +861,10 @@ _ecore_wl_input_cb_keyboard_key(void *data, struct wl_keyboard *keyboard EINA_UN
         if (!input->repeat.tmr)
           {
              input->repeat.tmr =
-               ecore_timer_add(0.025, _ecore_wl_input_cb_keyboard_repeat, input);
+               ecore_timer_add(input->repeat.rate,
+                               _ecore_wl_input_cb_keyboard_repeat, input);
           }
-        ecore_timer_delay(input->repeat.tmr, 0.4);
+        ecore_timer_delay(input->repeat.tmr, input->repeat.delay);
      }
 }
 
@@ -896,6 +905,27 @@ _ecore_wl_input_cb_keyboard_modifiers(void *data, struct wl_keyboard *keyboard E
      input->modifiers |= ECORE_EVENT_MODIFIER_ALTGR;
 }
 
+static void
+_ecore_wl_input_cb_keyboard_repeat_setup(void *data, struct wl_keyboard *keyboard EINA_UNUSED, int32_t rate, int32_t delay)
+{
+   Ecore_Wl_Input *input;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(input = data)) return;
+
+   if (rate == 0)
+     {
+        input->repeat.enabled = EINA_FALSE;
+        return;
+     }
+   else
+     input->repeat.enabled = EINA_TRUE;
+
+   input->repeat.rate = (rate / 1000);
+   input->repeat.delay = (delay / 100);
+}
+
 static Eina_Bool
 _ecore_wl_input_cb_keyboard_repeat(void *data)
 {
diff --git a/src/lib/ecore_wayland/ecore_wl_private.h b/src/lib/ecore_wayland/ecore_wl_private.h
index 21daf65492..349347203f 100644
--- a/src/lib/ecore_wayland/ecore_wl_private.h
+++ b/src/lib/ecore_wayland/ecore_wl_private.h
@@ -237,6 +237,8 @@ struct _Ecore_Wl_Input
      {
         Ecore_Timer *tmr;
         unsigned int sym, key, time;
+        double rate, delay;
+        Eina_Bool enabled : 1;
      } repeat;
 };