From 30fa335a853d20c22fb250ecbe7a6c585a65a7de Mon Sep 17 00:00:00 2001
From: Ethan Yonker <dees_troy@teamw.in>
Date: Mon, 9 Mar 2015 13:57:21 -0500
Subject: Allow touch to use a key code to sync touch events

This is needed to make touch work on the x86-64 emulator target
though I have seen the key code used on other devices as a way to
synchronize touch events.

Change-Id: I31a3cc56e6470f2c707641b537140e44f5e686aa
---
 gui/gui.cpp | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'gui/gui.cpp')

diff --git a/gui/gui.cpp b/gui/gui.cpp
index 3aef983ab..c755a9848 100644
--- a/gui/gui.cpp
+++ b/gui/gui.cpp
@@ -342,18 +342,22 @@ void InputHandler::process_EV_ABS(input_event& ev)
 
 	if (ev.code == 0)
 	{
+#ifndef TW_USE_KEY_CODE_TOUCH_SYNC
 		if (state == AS_IN_ACTION_AREA)
 		{
 			LOGEVENT("TOUCH_RELEASE: %d,%d\n", x, y);
 			PageManager::NotifyTouch(TOUCH_RELEASE, x, y);
 		}
 		touch_status = TS_NONE;
+#endif
 	}
 	else
 	{
 		if (!touch_status)
 		{
+#ifndef TW_USE_KEY_CODE_TOUCH_SYNC
 			doTouchStart();
+#endif
 		}
 		else
 		{
@@ -403,6 +407,13 @@ void InputHandler::process_EV_KEY(input_event& ev)
 			kb->KeyUp(KEY_BACK);
 	} else if (ev.value != 0) {
 		// This is a key press
+#ifdef TW_USE_KEY_CODE_TOUCH_SYNC
+		if (ev.code == TW_USE_KEY_CODE_TOUCH_SYNC) {
+			LOGEVENT("key code %i key press == touch start %i %i\n", TW_USE_KEY_CODE_TOUCH_SYNC, x, y);
+			doTouchStart();
+			return;
+		}
+#endif
 		if (kb->KeyDown(ev.code)) {
 			// Key repeat is enabled for this key
 			key_status = KS_KEY_PRESSED;
@@ -417,6 +428,12 @@ void InputHandler::process_EV_KEY(input_event& ev)
 		kb->KeyUp(ev.code);
 		key_status = KS_NONE;
 		touch_status = TS_NONE;
+#ifdef TW_USE_KEY_CODE_TOUCH_SYNC
+		if (ev.code == TW_USE_KEY_CODE_TOUCH_SYNC) {
+			LOGEVENT("key code %i key release == touch release %i %i\n", TW_USE_KEY_CODE_TOUCH_SYNC, x, y);
+			PageManager::NotifyTouch(TOUCH_RELEASE, x, y);
+		}
+#endif
 	}
 }
 
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