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Fixed GLib.Value nulls setter

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Some GValue types support null value but code was not checking for .NET "null" and get null ref exception. Fixed nulls for g_value_set_variant, g_value_set_object, g_value_set_boxed as in GLib docs.

This fixes NodeView with null pixbuf column.
This commit is contained in:
dmg 2021-06-19 14:13:07 +03:00 committed by Harry
parent be5f81a7f0
commit ad0420b118
1 changed files with 13 additions and 3 deletions
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14
Source/Libs/GLibSharp/Value.cs
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@ -533,8 +533,12 @@ namespace GLib {
g_value_set_float (ref this, (float) value);
else if (type == GType.Double.Val)
g_value_set_double (ref this, (double) value);
else if (type == GType.Variant.Val)
else if (type == GType.Variant.Val) {
if (value is null)
g_value_set_variant (ref this, IntPtr.Zero);
else
g_value_set_variant (ref this, ((GLib.Variant) value).Handle);
}
else if (type == GType.String.Val) {
IntPtr native = GLib.Marshaller.StringToPtrGStrdup ((string)value);
g_value_set_string (ref this, native);
@ -559,11 +563,17 @@ namespace GLib {
g_value_set_boxed (ref this, wrapper);
ManagedValue.ReleaseWrapper (wrapper);
} else if (GType.Is (type, GType.Object))
if(value is GLib.Object)
if (value is null)
g_value_set_object (ref this, IntPtr.Zero);
else if (value is GLib.Object)
g_value_set_object (ref this, (value as GLib.Object).Handle);
else
g_value_set_object (ref this, ((GInterfaceAdapter)value).Handle);
else if (GType.Is (type, GType.Boxed)) {
if (value is null) {
g_value_set_boxed (ref this, IntPtr.Zero);
return;
}
if (value is IWrapper) {
g_value_set_boxed (ref this, ((IWrapper)value).Handle);
return;