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new optional (so retrocompatible) parameter in the slot called by the custom animation:

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the slot can be something like
void animationUpdate(qreal progress, int animId)
it's useful to keep track of multiple animations with a single slot

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=808853
This commit is contained in:
Marco Martin 2008-05-17 17:27:18 +00:00
parent da89a76bb3
commit aadef48088
2 changed files with 19 additions and 4 deletions
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20
animator.cpp
View File

@ -382,7 +382,11 @@ int Animator::customAnimation(int frames, int duration, Animator::CurveShape cur
connect(receiver, SIGNAL(destroyed(QObject*)),
this, SLOT(customAnimReceiverDestroyed(QObject*)));
QMetaObject::invokeMethod(receiver, slot, Q_ARG(qreal, 0));
// try with only progress as argument
if (!QMetaObject::invokeMethod(receiver, slot, Q_ARG(qreal, 0))) {
//try to pass also the animation id
QMetaObject::invokeMethod(receiver, slot, Q_ARG(qreal, 0), Q_ARG(int, state->id));
}
if (!d->timerId) {
d->timerId = startTimer(MIN_TICK_RATE);
@ -636,11 +640,19 @@ void Animator::timerEvent(QTimerEvent *event)
state->currentInterval = state->interval;
animationsRemain = true;
// signal the object
QMetaObject::invokeMethod(state->receiver, state->slot,
// try with only progress as argument
if (!QMetaObject::invokeMethod(state->receiver, state->slot,
Q_ARG(qreal,
d->calculateProgress(state->frames, state->currentFrame)));
d->calculateProgress(state->frames, state->currentFrame)))) {
//if fails try to add the animation id
QMetaObject::invokeMethod(state->receiver, state->slot,
Q_ARG(qreal,
d->calculateProgress(state->frames, state->currentFrame)), Q_ARG(int, state->id));
}
} else {
QMetaObject::invokeMethod(state->receiver, state->slot, Q_ARG(qreal, 1));
if (!QMetaObject::invokeMethod(state->receiver, state->slot, Q_ARG(qreal, 1))) {
QMetaObject::invokeMethod(state->receiver, state->slot, Q_ARG(qreal, 1), Q_ARG(int, state->id));
}
d->customAnims.erase(d->customAnims.find(state->id));
emit customAnimationFinished(state->id);
delete [] state->slot;

3
animator.h
View File

@ -119,6 +119,9 @@ public:
* @arg method the method name of slot to be invoked on each update.
* It must take a qreal. So if the slot is animate(qreal),
* pass in "animate" as the method parameter.
* It has an optional integer paramenter that takes an
* integer that reapresents the animation id, useful if
* you want to manage multiple animations with a sigle slot
*
* @return an id that can be used to identify this animation.
*/