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Add function "allowMapping" to EventSource, for testing whether the event source allows mapping (via the Keymapper for example.)

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svn-id: r42720
This commit is contained in:
Johannes Schickel 2009-07-25 00:59:30 +00:00
parent 7905bbbc5b
commit b4a1bceeac
2 changed files with 15 additions and 1 deletions
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6
common/events.cpp
View File

@ -51,8 +51,12 @@ void EventDispatcher::dispatch() {
Common::Event event;
for (Common::List<SourceEntry>::iterator i = _sources.begin(); i != _sources.end(); ++i) {
const bool allowMapping = i->source->allowMapping();
while (i->source->pollEvent(event)) {
if (_mapper) {
// We only try to process the events via the setup event mapper, when
// we have a setup mapper and when the event source allows mapping.
if (_mapper && allowMapping) {
if (_mapper->notifyEvent(event)) {
// We allow the event mapper to create multiple events, when
// eating an event.

10
common/events.h
View File

@ -146,6 +146,16 @@ public:
* @return true if an event was polled, false otherwise.
*/
virtual bool pollEvent(Event &event) = 0;
/**
* Checks whether events from this source are allowed to be mapped.
*
* Possible event sources not allowing mapping are: the event recorder/player and/or
* the EventManager, which allows user events to be pushed.
*
* By default we allow mapping for every event source.
*/
virtual bool allowMapping() const { return true; }
};
/**