Fix best size calculation with GTK3
GTK3 reports preferred size of hidden widgets as zero.
see #15896


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_3_0_BRANCH@75668 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
restrict fix from r75668 to GTK3 only, as it might cause flickering

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_3_0_BRANCH@75670 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Russian translations update from Dmitry Levichev.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_3_0_BRANCH@75671 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
add SetRGB overload

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_3_0_BRANCH@75673 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Add missing joystick methods

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_3_0_BRANCH@75674 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775