Implement wxRegion::Equal() for wxOSX.

As there doesn't seem to be any native functions for comparing HIShapes,
compute their differences to find out if they are equal.

Closes #13339.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@68280 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2011-07-15 22:58:36 +00:00
parent 0aab87fddd
commit 1715d4fef9
2 changed files with 17 additions and 3 deletions

View File

@@ -441,6 +441,10 @@ All (GUI):
- Support float, double and file name values in wxGenericValidator (troelsk).
OSX:
- Implement wxRegion::Equal() (Dr.Acula).
GTK:
- Generate events for two auxiliary mouse buttons in wxGTK (Marcin Wojdyr).

View File

@@ -242,11 +242,21 @@ bool wxRegion::DoCombine(const wxRegion& region, wxRegionOp op)
//# Information on region
//-----------------------------------------------------------------------------
bool wxRegion::DoIsEqual(const wxRegion& WXUNUSED(region)) const
bool wxRegion::DoIsEqual(const wxRegion& region) const
{
wxFAIL_MSG( wxT("not implemented") );
// There doesn't seem to be any native function for checking the equality
// of HIShapes so we compute their differences to determine if they are
// equal.
wxRegion r(this);
r.Subtract(region);
return false;
if ( !r.IsEmpty() )
return false;
wxRegion r2(region);
r2.Subtract(*this);
return r2.IsEmpty();
}
// Outer bounds of region