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LibWeb: Implement the DataTransfer effect attributes

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This commit is contained in:
Timothy Flynn 2024-08-16 13:40:56 -04:00 • committed by Andreas Kling
commit 3674e037f3
Notes: github-actions[bot] 2024-08-19 11:30:50 +00:00
4 changed files with 91 additions and 2 deletions
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46
Userland/Libraries/LibWeb/HTML/DataTransfer.cpp
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@ -13,6 +13,14 @@ namespace Web::HTML {
JS_DEFINE_ALLOCATOR(DataTransfer);
namespace DataTransferEffect {
#define __ENUMERATE_DATA_TRANSFER_EFFECT(name) FlyString name = #name##_fly_string;
ENUMERATE_DATA_TRANSFER_EFFECTS
#undef __ENUMERATE_DATA_TRANSFER_EFFECT
}
JS::NonnullGCPtr<DataTransfer> DataTransfer::construct_impl(JS::Realm& realm)
{
return realm.heap().allocate<DataTransfer>(realm, realm);
@ -31,4 +39,42 @@ void DataTransfer::initialize(JS::Realm& realm)
WEB_SET_PROTOTYPE_FOR_INTERFACE(DataTransfer);
}
void DataTransfer::set_drop_effect(String const& drop_effect)
{
set_drop_effect(FlyString { drop_effect });
}
void DataTransfer::set_drop_effect(FlyString drop_effect)
{
using namespace DataTransferEffect;
// On setting, if the new value is one of "none", "copy", "link", or "move", then the attribute's current value must
// be set to the new value. Other values must be ignored.
if (drop_effect.is_one_of(none, copy, link, move))
m_drop_effect = AK::move(drop_effect);
}
void DataTransfer::set_effect_allowed(String const& effect_allowed)
{
set_effect_allowed(FlyString { effect_allowed });
}
void DataTransfer::set_effect_allowed(FlyString effect_allowed)
{
// On setting, if drag data store's mode is the read/write mode and the new value is one of "none", "copy", "copyLink",
// "copyMove", "link", "linkMove", "move", "all", or "uninitialized", then the attribute's current value must be set
// to the new value. Otherwise, it must be left unchanged.
if (m_associated_drag_data_store.has_value() && m_associated_drag_data_store->mode() == DragDataStore::Mode::ReadWrite)
set_effect_allowed_internal(move(effect_allowed));
}
void DataTransfer::set_effect_allowed_internal(FlyString effect_allowed)
{
// AD-HOC: We need to be able to set the effectAllowed attribute internally regardless of the state of the drag data store.
using namespace DataTransferEffect;
if (effect_allowed.is_one_of(none, copy, copyLink, copyMove, link, linkMove, move, all, uninitialized))
m_effect_allowed = AK::move(effect_allowed);
}
}