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bug 1172523 - Move AccessibleWrap::FireAtkTextChangedEvent to MaiAtkObject::FireTextChangeEvent r=lsocks

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This commit is contained in:
Trevor Saunders 2015-06-05 14:42:27 -04:00
parent 10d5941c2b
commit 194d2c75b7
3 changed files with 43 additions and 37 deletions
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46
accessible/atk/AccessibleWrap.cpp
View File

@ -34,7 +34,7 @@
using namespace mozilla;
using namespace mozilla::a11y;
AccessibleWrap::EAvailableAtkSignals AccessibleWrap::gAvailableAtkSignals =
MaiAtkObject::EAvailableAtkSignals MaiAtkObject::gAvailableAtkSignals =
eUnknown;
//defined in ApplicationAccessibleWrap.cpp
@ -1169,7 +1169,18 @@ AccessibleWrap::HandleAccEvent(AccEvent* aEvent)
case nsIAccessibleEvent::EVENT_TEXT_REMOVED:
case nsIAccessibleEvent::EVENT_TEXT_INSERTED:
return FireAtkTextChangedEvent(aEvent, atkObj);
{
AccTextChangeEvent* event = downcast_accEvent(aEvent);
NS_ENSURE_TRUE(event, NS_ERROR_FAILURE);
MAI_ATK_OBJECT(atkObj)-> FireTextChangeEvent(event->ModifiedText(),
event->GetStartOffset(),
event->GetLength(),
event->IsTextInserted(),
event->IsFromUserInput());
return NS_OK;
}
case nsIAccessibleEvent::EVENT_FOCUS:
{
@ -1470,21 +1481,14 @@ static const char* textChangedStrings[2][2] = {
{ TEXT_REMOVED, TEXT_INSERTED}
};
nsresult
AccessibleWrap::FireAtkTextChangedEvent(AccEvent* aEvent,
AtkObject* aObject)
void
MaiAtkObject::FireTextChangeEvent(const nsString& aStr, int32_t aStart,
uint32_t aLen, bool aIsInsert,
bool aFromUser)
{
AccTextChangeEvent* event = downcast_accEvent(aEvent);
NS_ENSURE_TRUE(event, NS_ERROR_FAILURE);
int32_t start = event->GetStartOffset();
uint32_t length = event->GetLength();
bool isInserted = event->IsTextInserted();
bool isFromUserInput = aEvent->IsFromUserInput();
if (gAvailableAtkSignals == eUnknown)
gAvailableAtkSignals =
g_signal_lookup("text-insert", G_OBJECT_TYPE(aObject)) ?
g_signal_lookup("text-insert", G_OBJECT_TYPE(this)) ?
eHaveNewAtkTextSignals : eNoNewAtkSignals;
if (gAvailableAtkSignals == eNoNewAtkSignals) {
@ -1492,18 +1496,14 @@ AccessibleWrap::FireAtkTextChangedEvent(AccEvent* aEvent,
// stop supporting old atk since it doesn't really work anyway
// see bug 619002
const char* signal_name =
oldTextChangeStrings[isFromUserInput][isInserted];
g_signal_emit_by_name(aObject, signal_name, start, length);
oldTextChangeStrings[aFromUser][aIsInsert];
g_signal_emit_by_name(this, signal_name, aStart, aLen);
} else {
nsAutoString text;
event->GetModifiedText(text);
const char* signal_name =
textChangedStrings[isFromUserInput][isInserted];
g_signal_emit_by_name(aObject, signal_name, start, length,
NS_ConvertUTF16toUTF8(text).get());
textChangedStrings[aFromUser][aIsInsert];
g_signal_emit_by_name(this, signal_name, aStart, aLen,
NS_ConvertUTF16toUTF8(aStr).get());
}
return NS_OK;
}
#define ADD_EVENT "children_changed::add"

14
accessible/atk/AccessibleWrap.h
View File

@ -79,20 +79,6 @@ protected:
AtkObject *mAtkObject;
private:
/*
* do we have text-remove and text-insert signals if not we need to use
* text-changed see AccessibleWrap::FireAtkTextChangedEvent() and
* bug 619002
*/
enum EAvailableAtkSignals {
eUnknown,
eHaveNewAtkTextSignals,
eNoNewAtkSignals
};
static EAvailableAtkSignals gAvailableAtkSignals;
uint16_t CreateMaiInterfaces();
};

20
accessible/atk/nsMai.h
View File

@ -81,6 +81,26 @@ struct MaiAtkObject
* Notify atk of a state change on this AtkObject.
*/
void FireStateChangeEvent(uint64_t aState, bool aEnabled);
/*
* Notify ATK of a text change within this ATK object.
*/
void FireTextChangeEvent(const nsString& aStr, int32_t aStart, uint32_t aLen,
bool aIsInsert, bool aIsFromUser);
private:
/*
* do we have text-remove and text-insert signals if not we need to use
* text-changed see AccessibleWrap::FireAtkTextChangedEvent() and
* bug 619002
*/
enum EAvailableAtkSignals {
eUnknown,
eHaveNewAtkTextSignals,
eNoNewAtkSignals
};
static EAvailableAtkSignals gAvailableAtkSignals;
};
#endif /* __NS_MAI_H__ */