ilikecats/stk-code_catmod
1
1
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Two players can now independently navigate the kart selection widget

Browse Source 
git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/branches/irrlicht@3936 178a84e3-b1eb-0310-8ba1-8eac791a3b58
This commit is contained in:
auria 2009-08-28 15:16:57 +00:00
parent c27991f7b8
commit 8b6bc9d9b5
2 changed files with 197 additions and 119 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

313
src/guiengine/event_handler.cpp
View File

@ -26,14 +26,20 @@
using GUIEngine::EventHandler;
// -----------------------------------------------------------------------------
EventHandler::EventHandler()
{
}
// -----------------------------------------------------------------------------
EventHandler::~EventHandler()
{
}
// -----------------------------------------------------------------------------
bool EventHandler::OnEvent (const SEvent &event)
{
if(event.EventType == EET_GUI_EVENT ||
@ -54,13 +60,15 @@ bool EventHandler::OnEvent (const SEvent &event)
return false;
}
// -----------------------------------------------------------------------------
bool EventHandler::onGUIEvent(const SEvent& event)
{
if(event.EventType == EET_GUI_EVENT)
if (event.EventType == EET_GUI_EVENT)
{
const s32 id = event.GUIEvent.Caller->getID();
switch(event.GUIEvent.EventType)
switch (event.GUIEvent.EventType)
{
case EGET_BUTTON_CLICKED:
case EGET_SCROLL_BAR_CHANGED:
@ -140,6 +148,8 @@ bool EventHandler::onGUIEvent(const SEvent& event)
return false;
}
// -----------------------------------------------------------------------------
bool EventHandler::onWidgetActivated(GUIEngine::Widget* w, const int playerID)
{
if (ModalDialog::isADialogActive() && w->m_event_handler == NULL)
@ -174,6 +184,8 @@ bool EventHandler::onWidgetActivated(GUIEngine::Widget* w, const int playerID)
return true;
}
// -----------------------------------------------------------------------------
/**
* Called by the input module
*/
@ -187,11 +199,21 @@ void EventHandler::processAction(const int action, const unsigned int value, Inp
{
case PA_LEFT:
{
IGUIElement *el = GUIEngine::getGUIEnv()->getFocus();
if(el == NULL) break;
Widget* w = GUIEngine::getCurrentScreen()->getWidget( el->getID() );
if(w == NULL) break;
Widget* w = NULL;
if (playerID == 0)
{
IGUIElement *el = GUIEngine::getGUIEnv()->getFocus();
if (el == NULL) break;
w = GUIEngine::getCurrentScreen()->getWidget( el->getID() );
}
else
{
w = GUIEngine::g_focus_for_player[playerID];
}
if (w == NULL) break;
Widget* widget_to_call = w;
@ -213,138 +235,44 @@ void EventHandler::processAction(const int action, const unsigned int value, Inp
case PA_RIGHT:
{
IGUIElement *el = GUIEngine::getGUIEnv()->getFocus();
if(el == NULL) break;
Widget* w = GUIEngine::getCurrentScreen()->getWidget( el->getID() );
if(w == NULL) break;
Widget* w = NULL;
if (playerID == 0)
{
IGUIElement *el = GUIEngine::getGUIEnv()->getFocus();
if(el == NULL) break;
w = GUIEngine::getCurrentScreen()->getWidget( el->getID() );
}
else
{
w = GUIEngine::g_focus_for_player[playerID];
}
if (w == NULL) break;
Widget* widget_to_call = w;
/* Find topmost parent. Stop looping if a widget event handler's is itself, to not fall
in an infinite loop (this can happen e.g. in checkboxes, where they need to be
notified of clicks onto themselves so they can toggle their state. )
On the way, also notify everyone in the chain of the right press */
while(widget_to_call->m_event_handler != NULL && widget_to_call->m_event_handler != widget_to_call)
while (widget_to_call->m_event_handler != NULL && widget_to_call->m_event_handler != widget_to_call)
{
widget_to_call->rightPressed(playerID);
widget_to_call = widget_to_call->m_event_handler;
}
if(widget_to_call->rightPressed(playerID))
if (widget_to_call->rightPressed(playerID))
transmitEvent(widget_to_call, w->m_properties[PROP_ID]);
}
break;
case PA_ACCEL:
{
IGUIElement *el, *first=NULL, *closest=NULL;
el = GUIEngine::getGUIEnv()->getFocus();
Widget* w = (el == NULL) ? NULL : GUIEngine::getCurrentScreen()->getWidget( el->getID() );
// list widgets are a bit special, because up/down keys are also used
// to navigate between various list items, not only to navigate between
// components
if(w != NULL && w->m_type == WTYPE_LIST)
{
IGUIListBox* list = dynamic_cast<IGUIListBox*>(w->m_element);
assert(list != NULL);
const bool stay_within_list = list->getSelected() > 0;
if(type == Input::IT_STICKMOTION)
{
// simulate a key press
irr::SEvent::SKeyInput evt;
evt.PressedDown = pressedDown;
evt.Key = KEY_UP;
irr::SEvent wrapper;
wrapper.KeyInput = evt;
wrapper.EventType = EET_KEY_INPUT_EVENT;
GUIEngine::getDevice()->postEventFromUser(wrapper);
}
if(stay_within_list) break;
else list->setSelected(-1);
}
// find closest widget
if(el != NULL && el->getTabGroup() != NULL &&
el->getTabGroup()->getNextElement(el->getTabOrder(), true /* reverse */, false /* group */, first, closest))
{
GUIEngine::getGUIEnv()->setFocus(closest);
// when focusing a list by going up, select the last item of the list
Widget* w = GUIEngine::getCurrentScreen()->getWidget( closest->getID() );
if(w != NULL && w->m_type == WTYPE_LIST)
{
IGUIListBox* list = dynamic_cast<IGUIListBox*>(w->m_element);
assert(list != NULL);
list->setSelected( list->getItemCount()-1 );
return;
}
}
else
{
std::cout << "Could not find any!\n";
// select the first widget
Widget* w = GUIEngine::getCurrentScreen()->getLastWidget();
if(w != NULL) GUIEngine::getGUIEnv()->setFocus( w->m_element );
}
}
navigateUp(playerID, type, pressedDown);
break;
case PA_BRAKE:
{
IGUIElement *el, *first = NULL, *closest = NULL;
el = GUIEngine::getGUIEnv()->getFocus();
Widget* w = (el == NULL) ? NULL : GUIEngine::getCurrentScreen()->getWidget( el->getID() );
// list widgets are a bit special, because up/down keys are also used
// to navigate between various list items, not only to navigate between
// components
if(w != NULL && w->m_type == WTYPE_LIST)
{
IGUIListBox* list = dynamic_cast<IGUIListBox*>(w->m_element);
assert(list != NULL);
const bool stay_within_list = list->getSelected() < (int)list->getItemCount()-1;
if(type == Input::IT_STICKMOTION)
{
// simulate a key press
irr::SEvent::SKeyInput evt;
evt.PressedDown = pressedDown;
evt.Key = KEY_DOWN;
irr::SEvent wrapper;
wrapper.KeyInput = evt;
wrapper.EventType = EET_KEY_INPUT_EVENT;
GUIEngine::getDevice()->postEventFromUser(wrapper);
}
if(stay_within_list) break;
else list->setSelected(-1);
}
if(el != NULL && el->getTabGroup() != NULL &&
el->getTabGroup()->getNextElement(el->getTabOrder(), false, false, first, closest))
{
GUIEngine::getGUIEnv()->setFocus(closest);
}
else
{
// select the first widget
Widget* w = GUIEngine::getCurrentScreen()->getFirstWidget();
if(w != NULL) GUIEngine::getGUIEnv()->setFocus( w->m_element );
}
}
navigateDown(playerID, type, pressedDown);
break;
case PA_RESCUE:
@ -379,6 +307,153 @@ void EventHandler::processAction(const int action, const unsigned int value, Inp
}
}
// -----------------------------------------------------------------------------
void EventHandler::navigateUp(const int playerID, Input::InputType type, const bool pressedDown)
{
IGUIElement *el, *first=NULL, *closest=NULL;
if (playerID == 0)
el = GUIEngine::getGUIEnv()->getFocus();
else
el = GUIEngine::g_focus_for_player[playerID]->m_element;
Widget* w = (el == NULL) ? NULL : GUIEngine::getCurrentScreen()->getWidget( el->getID() );
// list widgets are a bit special, because up/down keys are also used
// to navigate between various list items, not only to navigate between
// components
if (w != NULL && w->m_type == WTYPE_LIST)
{
IGUIListBox* list = dynamic_cast<IGUIListBox*>(w->m_element);
assert(list != NULL);
const bool stay_within_list = list->getSelected() > 0;
if (type == Input::IT_STICKMOTION)
{
// simulate a key press
irr::SEvent::SKeyInput evt;
evt.PressedDown = pressedDown;
evt.Key = KEY_UP;
irr::SEvent wrapper;
wrapper.KeyInput = evt;
wrapper.EventType = EET_KEY_INPUT_EVENT;
GUIEngine::getDevice()->postEventFromUser(wrapper);
}
if (stay_within_list) return;
else list->setSelected(-1);
}
// find closest widget
if (el != NULL && el->getTabGroup() != NULL &&
el->getTabGroup()->getNextElement(el->getTabOrder(), true /* reverse */, false /* group */, first, closest))
{
Widget* w = GUIEngine::getCurrentScreen()->getWidget( closest->getID() );
if (playerID == 0)
{
GUIEngine::getGUIEnv()->setFocus(closest);
}
else if (w != NULL)
{
w->setFocusForPlayer(playerID);
}
// when focusing a list by going up, select the last item of the list
if (w != NULL && w->m_type == WTYPE_LIST)
{
IGUIListBox* list = dynamic_cast<IGUIListBox*>(w->m_element);
assert(list != NULL);
list->setSelected( list->getItemCount()-1 );
return;
}
}
else
{
// select the last widget
Widget* w = GUIEngine::getCurrentScreen()->getLastWidget();
if (w != NULL)
{
if (playerID == 0)
GUIEngine::getGUIEnv()->setFocus( w->m_element );
else
w->setFocusForPlayer(playerID);
}
}
}
// -----------------------------------------------------------------------------
void EventHandler::navigateDown(const int playerID, Input::InputType type, const bool pressedDown)
{
IGUIElement *el, *first = NULL, *closest = NULL;
if (playerID == 0)
el = GUIEngine::getGUIEnv()->getFocus();
else
el = GUIEngine::g_focus_for_player[playerID]->m_element;
Widget* w = (el == NULL) ? NULL : GUIEngine::getCurrentScreen()->getWidget( el->getID() );
// list widgets are a bit special, because up/down keys are also used
// to navigate between various list items, not only to navigate between
// components
if (w != NULL && w->m_type == WTYPE_LIST)
{
IGUIListBox* list = dynamic_cast<IGUIListBox*>(w->m_element);
assert(list != NULL);
const bool stay_within_list = list->getSelected() < (int)list->getItemCount()-1;
if (type == Input::IT_STICKMOTION)
{
// simulate a key press
irr::SEvent::SKeyInput evt;
evt.PressedDown = pressedDown;
evt.Key = KEY_DOWN;
irr::SEvent wrapper;
wrapper.KeyInput = evt;
wrapper.EventType = EET_KEY_INPUT_EVENT;
GUIEngine::getDevice()->postEventFromUser(wrapper);
}
if (stay_within_list) return;
else list->setSelected(-1);
}
if (el != NULL && el->getTabGroup() != NULL &&
el->getTabGroup()->getNextElement(el->getTabOrder(), false, false, first, closest))
{
if (playerID == 0)
{
GUIEngine::getGUIEnv()->setFocus(closest);
}
else
{
Widget* w = GUIEngine::getCurrentScreen()->getWidget( closest->getID() );
w->setFocusForPlayer(playerID);
}
}
else
{
// select the first widget
Widget* w = GUIEngine::getCurrentScreen()->getFirstWidget();
if(w != NULL)
{
if (playerID == 0)
GUIEngine::getGUIEnv()->setFocus( w->m_element );
else
w->setFocusForPlayer(playerID);
}
}
}
// -----------------------------------------------------------------------------
EventHandler* event_handler_singleton = NULL;

3
src/guiengine/event_handler.hpp
View File

@ -46,6 +46,9 @@ class EventHandler : public IEventReceiver
{
bool onGUIEvent(const SEvent& event);
bool onWidgetActivated(Widget* w, const int playerID);
void navigateUp(const int playerID, Input::InputType type, const bool pressedDown);
void navigateDown(const int playerID, Input::InputType type, const bool pressedDown);
public:
EventHandler();
~EventHandler();