bool InputHandler::processInput(int timeout_ms)
{
input_event ev;
int ret = ev_get(&ev, timeout_ms);
if (ret < 0)
{
// This path means that we did not get any new touch data, but
// we do not get new touch data if you press and hold on either
// the screen or on a keyboard key or mouse button
if (touch_status || key_status)
processHoldAndRepeat();
return (ret != -2); // -2 means no more events in the queue
}
switch (ev.type)
{
case EV_ABS:
process_EV_ABS(ev);
break;
case EV_REL:
process_EV_REL(ev);
break;
case EV_KEY:
process_EV_KEY(ev);
break;
}
blankTimer.resetTimerAndUnblank();
return true; // we got an event, so there might be more in the queue
}
void init()
{
// these might be read from DataManager in the future
touch_hold_ms = 500;
touch_repeat_ms = 100;
key_hold_ms = 500;
key_repeat_ms = 100;
touch_status = TS_NONE;
key_status = KS_NONE;
state = AS_NO_ACTION;
x = y = 0;
if (!(tw_flags & TW_FLAG_NO_SCREEN_TIMEOUT)) {
std::string seconds;
DataManager::GetValue(TW_SCREEN_TIMEOUT_SECS, seconds);
blankTimer.setTime(atoi(seconds.c_str()));
blankTimer.resetTimerAndUnblank();
} else {
LOGI("Skipping screen timeout: TW_NO_SCREEN_TIMEOUT is set");
}
}
void init()
{
// these might be read from DataManager in the future
touch_hold_ms = 500;
touch_repeat_ms = 100;
key_hold_ms = 500;
key_repeat_ms = 100;
touch_status = TS_NONE;
key_status = KS_NONE;
state = AS_NO_ACTION;
x = y = 0;
#ifndef TW_NO_SCREEN_TIMEOUT
{
string seconds;
DataManager::GetValue("tw_screen_timeout_secs", seconds);
blankTimer.setTime(atoi(seconds.c_str()));
blankTimer.resetTimerAndUnblank();
}
#else
LOGINFO("Skipping screen timeout: TW_NO_SCREEN_TIMEOUT is set\n");
#endif
}
static void * input_thread(void *cookie)
{
int drag = 0;
static int touch_and_hold = 0, dontwait = 0;
static int touch_repeat = 0, key_repeat = 0;
static int x = 0, y = 0;
static int lshift = 0, rshift = 0;
static struct timeval touchStart;
string seconds;
HardwareKeyboard *kb = PageManager::GetHardwareKeyboard();
MouseCursor *cursor = PageManager::GetMouseCursor();
#ifndef TW_NO_SCREEN_TIMEOUT
//start screen timeout threads
blankTimer.setTimerThread();
DataManager::GetValue("tw_screen_timeout_secs", seconds);
blankTimer.setTime(atoi(seconds.c_str()));
#else
LOGINFO("Skipping screen timeout threads: TW_NO_SCREEN_TIMEOUT is set\n");
#endif
for (;;)
{
// wait for the next event
struct input_event ev;
int state = 0, ret = 0;
ret = ev_get(&ev, dontwait);
if (ret < 0)
{
struct timeval curTime;
gettimeofday(&curTime, NULL);
long mtime, seconds, useconds;
seconds = curTime.tv_sec - touchStart.tv_sec;
useconds = curTime.tv_usec - touchStart.tv_usec;
mtime = ((seconds) * 1000 + useconds / 1000.0) + 0.5;
if (touch_and_hold && mtime > 500)
{
touch_and_hold = 0;
touch_repeat = 1;
gettimeofday(&touchStart, NULL);
#ifdef _EVENT_LOGGING
LOGERR("TOUCH_HOLD: %d,%d\n", x, y);
#endif
PageManager::NotifyTouch(TOUCH_HOLD, x, y);
#ifndef TW_NO_SCREEN_TIMEOUT
blankTimer.resetTimerAndUnblank();
#endif
}
else if (touch_repeat && mtime > 100)
{
#ifdef _EVENT_LOGGING
LOGERR("TOUCH_REPEAT: %d,%d\n", x, y);
#endif
gettimeofday(&touchStart, NULL);
PageManager::NotifyTouch(TOUCH_REPEAT, x, y);
#ifndef TW_NO_SCREEN_TIMEOUT
blankTimer.resetTimerAndUnblank();
#endif
}
else if (key_repeat == 1 && mtime > 500)
{
#ifdef _EVENT_LOGGING
LOGERR("KEY_HOLD: %d,%d\n", x, y);
#endif
gettimeofday(&touchStart, NULL);
key_repeat = 2;
kb->KeyRepeat();
#ifndef TW_NO_SCREEN_TIMEOUT
blankTimer.resetTimerAndUnblank();
#endif
}
else if (key_repeat == 2 && mtime > 100)
{
#ifdef _EVENT_LOGGING
LOGERR("KEY_REPEAT: %d,%d\n", x, y);
#endif
gettimeofday(&touchStart, NULL);
kb->KeyRepeat();
#ifndef TW_NO_SCREEN_TIMEOUT
blankTimer.resetTimerAndUnblank();
#endif
}
}
else if (ev.type == EV_ABS)
{
x = ev.value >> 16;
y = ev.value & 0xFFFF;
if (ev.code == 0)
{
if (state == 0)
{
#ifdef _EVENT_LOGGING
LOGERR("TOUCH_RELEASE: %d,%d\n", x, y);
#endif
PageManager::NotifyTouch(TOUCH_RELEASE, x, y);
#ifndef TW_NO_SCREEN_TIMEOUT
blankTimer.resetTimerAndUnblank();
#endif
touch_and_hold = 0;
touch_repeat = 0;
if (!key_repeat)
dontwait = 0;
}
state = 0;
drag = 0;
}
else
{
if (!drag)
{
if (x != 0 && y != 0) {
#ifdef _EVENT_LOGGING
LOGERR("TOUCH_START: %d,%d\n", x, y);
#endif
if (PageManager::NotifyTouch(TOUCH_START, x, y) > 0)
state = 1;
drag = 1;
touch_and_hold = 1;
dontwait = 1;
key_repeat = 0;
gettimeofday(&touchStart, NULL);
}
#ifndef TW_NO_SCREEN_TIMEOUT
blankTimer.resetTimerAndUnblank();
#endif
}
else
{
if (state == 0)
{
#ifdef _EVENT_LOGGING
LOGERR("TOUCH_DRAG: %d,%d\n", x, y);
#endif
if (PageManager::NotifyTouch(TOUCH_DRAG, x, y) > 0)
state = 1;
key_repeat = 0;
#ifndef TW_NO_SCREEN_TIMEOUT
blankTimer.resetTimerAndUnblank();
#endif
}
}
}
}
else if (ev.type == EV_KEY)
