NS_IMETHODIMP
ZoomConstraintsClient::Observe(nsISupports* aSubject, const char* aTopic, const char16_t* aData)
{
if (SameCOMIdentity(aSubject, mDocument) && BEFORE_FIRST_PAINT.EqualsASCII(aTopic)) {
ZCC_LOG("Got a before-first-paint event in %p\n", this);
RefreshZoomConstraints();
} else if (NS_PREF_CHANGED.EqualsASCII(aTopic)) {
ZCC_LOG("Got a pref-change event in %p\n", this);
// We need to run this later because all the pref change listeners need
// to execute before we can be guaranteed that gfxPrefs::ForceUserScalable()
// returns the updated value.
NS_DispatchToMainThread(NS_NewRunnableMethod(
this, &ZoomConstraintsClient::RefreshZoomConstraints));
}
return NS_OK;
}
NS_IMETHODIMP
ZoomConstraintsClient::Observe(nsISupports* aSubject, const char* aTopic, const char16_t* aData)
{
if (SameCOMIdentity(aSubject, mDocument) && BEFORE_FIRST_PAINT.EqualsASCII(aTopic)) {
ZCC_LOG("Got a before-first-paint event in %p\n", this);
RefreshZoomConstraints();
}
return NS_OK;
}
NS_IMETHODIMP
MobileViewportManager::Observe(nsISupports* aSubject, const char* aTopic, const char16_t* aData)
{
if (SameCOMIdentity(aSubject, mDocument) && BEFORE_FIRST_PAINT.EqualsASCII(aTopic)) {
MVM_LOG("%p: got a before-first-paint event\n", this);
mIsFirstPaint = true;
RefreshViewportSize(false);
}
return NS_OK;
}
NS_IMETHODIMP
MobileViewportManager::Observe(nsISupports* aSubject, const char* aTopic, const char16_t* aData)
{
if (SameCOMIdentity(aSubject, mDocument) && BEFORE_FIRST_PAINT.EqualsASCII(aTopic)) {
MVM_LOG("%p: got a before-first-paint event\n", this);
if (!mPainted) {
// before-first-paint message arrived before load event
SetInitialViewport();
}
}
return NS_OK;
}
