private void CheckSelf(cef_accessibility_handler_t *self)
{
if (_self != self)
{
throw ExceptionBuilder.InvalidSelfReference();
}
}
public CefAccessibilityHandler()
{
cef_accessibility_handler_t *self = this.NativeInstance;
self->on_accessibility_tree_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnAccessibilityTreeChange);
self->on_accessibility_location_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnAccessibilityLocationChange);
}
protected virtual void Dispose(bool disposing)
{
if (_self != null)
{
cef_accessibility_handler_t.Free(_self);
_self = null;
}
}
private void on_accessibility_location_change(cef_accessibility_handler_t *self, cef_value_t *value)
{
CheckSelf(self);
var mValue = CefValue.FromNativeOrNull(value);
OnAccessibilityLocationChange(mValue);
}
// void (*)(_cef_accessibility_handler_t* self, _cef_value_t* value)*
private static unsafe void OnAccessibilityLocationChangeImpl(cef_accessibility_handler_t *self, cef_value_t *value)
{
var instance = GetInstance((IntPtr)self) as CefAccessibilityHandler;
if (instance == null || ((ICefAccessibilityHandlerPrivate)instance).AvoidOnAccessibilityLocationChange())
{
ReleaseIfNonNull((cef_base_ref_counted_t *)value);
return;
}
instance.OnAccessibilityLocationChange(CefValue.Wrap(CefValue.Create, value));
}
private void add_ref(cef_accessibility_handler_t *self)
{
lock (SyncRoot)
{
var result = ++_refct;
if (result == 1)
{
lock (_roots) { _roots.Add((IntPtr)_self, this); }
}
}
}
public CefAccessibilityHandler()
{
cef_accessibility_handler_t *self = this.NativeInstance;
#if NET_LESS_5_0
self->on_accessibility_tree_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnAccessibilityTreeChange);
self->on_accessibility_location_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnAccessibilityLocationChange);
#else
self->on_accessibility_tree_change = (delegate * unmanaged[Stdcall] < cef_accessibility_handler_t *, cef_value_t *, void >) & OnAccessibilityTreeChangeImpl;
self->on_accessibility_location_change = (delegate * unmanaged[Stdcall] < cef_accessibility_handler_t *, cef_value_t *, void >) & OnAccessibilityLocationChangeImpl;
#endif
}
private int release(cef_accessibility_handler_t *self)
{
lock (SyncRoot)
{
var result = --_refct;
if (result == 0)
{
lock (_roots) { _roots.Remove((IntPtr)_self); }
return(1);
}
return(0);
}
}
protected CefAccessibilityHandler()
{
_self = cef_accessibility_handler_t.Alloc();
_ds0 = new cef_accessibility_handler_t.add_ref_delegate(add_ref);
_self->_base._add_ref = Marshal.GetFunctionPointerForDelegate(_ds0);
_ds1 = new cef_accessibility_handler_t.release_delegate(release);
_self->_base._release = Marshal.GetFunctionPointerForDelegate(_ds1);
_ds2 = new cef_accessibility_handler_t.has_one_ref_delegate(has_one_ref);
_self->_base._has_one_ref = Marshal.GetFunctionPointerForDelegate(_ds2);
_ds3 = new cef_accessibility_handler_t.on_accessibility_tree_change_delegate(on_accessibility_tree_change);
_self->_on_accessibility_tree_change = Marshal.GetFunctionPointerForDelegate(_ds3);
_ds4 = new cef_accessibility_handler_t.on_accessibility_location_change_delegate(on_accessibility_location_change);
_self->_on_accessibility_location_change = Marshal.GetFunctionPointerForDelegate(_ds4);
}
internal static void Free(cef_accessibility_handler_t *ptr)
{
Marshal.FreeHGlobal((IntPtr)ptr);
}
public CefAccessibilityHandler(cef_accessibility_handler_t *instance)
: base((cef_base_ref_counted_t *)instance)
{
}
private int has_one_ref(cef_accessibility_handler_t *self)
{
lock (SyncRoot) { return(_refct == 1 ? 1 : 0); }
}
