void KeyboardFocusManager::OnKeyEvent(const KeyEvent& event)
{
if(!mIsKeyboardFocusEnabled)
{
return;
}
AccessibilityAdaptor accessibilityAdaptor = AccessibilityAdaptor::Get();
bool isAccessibilityEnabled = accessibilityAdaptor.IsEnabled();
Toolkit::AccessibilityManager accessibilityManager = Toolkit::AccessibilityManager::Get();
std::string keyName = event.keyPressedName;
bool isFocusStartableKey = false;
if(event.state == KeyEvent::Down)
{
if (keyName == "Left")
{
if(!isAccessibilityEnabled)
{
if(!mIsFocusIndicatorEnabled)
{
// Show focus indicator
mIsFocusIndicatorEnabled = true;
}
else
{
// Move the focus towards left
MoveFocus(Toolkit::Control::KeyboardFocus::LEFT);
}
isFocusStartableKey = true;
}
else
{
// Move the accessibility focus backward
accessibilityManager.MoveFocusBackward();
}
}
else if (keyName == "Right")
{
if(!isAccessibilityEnabled)
{
if(!mIsFocusIndicatorEnabled)
{
// Show focus indicator
mIsFocusIndicatorEnabled = true;
}
else
{
// Move the focus towards right
MoveFocus(Toolkit::Control::KeyboardFocus::RIGHT);
}
}
else
{
// Move the accessibility focus forward
accessibilityManager.MoveFocusForward();
}
isFocusStartableKey = true;
}
else if (keyName == "Up" && !isAccessibilityEnabled)
{
if(!mIsFocusIndicatorEnabled)
{
// Show focus indicator
mIsFocusIndicatorEnabled = true;
}
else
{
// Move the focus towards up
MoveFocus(Toolkit::Control::KeyboardFocus::UP);
}
isFocusStartableKey = true;
}
else if (keyName == "Down" && !isAccessibilityEnabled)
{
if(!mIsFocusIndicatorEnabled)
{
// Show focus indicator
mIsFocusIndicatorEnabled = true;
}
else
{
// Move the focus towards down
MoveFocus(Toolkit::Control::KeyboardFocus::DOWN);
}
isFocusStartableKey = true;
}
else if (keyName == "Tab" && !isAccessibilityEnabled)
{
if(!mIsFocusIndicatorEnabled)
{
// Show focus indicator
mIsFocusIndicatorEnabled = true;
}
else
{
// "Tab" key changes the focus group in the forward direction and
// "Shift-Tab" key changes it in the backward direction.
DoMoveFocusToNextFocusGroup(!event.IsShiftModifier());
}
isFocusStartableKey = true;
}
else if (keyName == "space" && !isAccessibilityEnabled)
{
if(!mIsFocusIndicatorEnabled)
{
// Show focus indicator
mIsFocusIndicatorEnabled = true;
}
isFocusStartableKey = true;
}
else if (keyName == "" && !isAccessibilityEnabled)
{
// Check the fake key event for evas-plugin case
if(!mIsFocusIndicatorEnabled)
{
// Show focus indicator
mIsFocusIndicatorEnabled = true;
}
isFocusStartableKey = true;
}
else if (keyName == "Backspace" && !isAccessibilityEnabled)
{
// Emit signal to go back to the previous view???
}
}
else if(event.state == KeyEvent::Up)
{
if (keyName == "Return")
{
if(!mIsFocusIndicatorEnabled && !isAccessibilityEnabled)
{
// Show focus indicator
mIsFocusIndicatorEnabled = true;
}
else
{
// The focused actor has enter pressed on it
Actor actor;
if( !isAccessibilityEnabled )
{
actor = GetCurrentFocusActor();
}
else
{
actor = accessibilityManager.GetCurrentFocusActor();
}
if( actor )
{
DoKeyboardEnter( actor );
}
}
isFocusStartableKey = true;
}
}
if(isFocusStartableKey && mIsFocusIndicatorEnabled && !isAccessibilityEnabled)
{
Actor actor = GetCurrentFocusActor();
if( !actor )
{
// No actor is focused but keyboard focus is activated by the key press
// Let's try to move the initial focus
MoveFocus(Toolkit::Control::KeyboardFocus::RIGHT);
}
else if(mFocusIndicatorActor)
{
// Make sure the focused actor is highlighted
actor.Add(mFocusIndicatorActor);
}
}
}
