efl/src/examples/efl_mono/EoInherit01.cs

80 lines
2.1 KiB
C#

/*
* Copyright 2019 by its authors. See AUTHORS.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using static System.Console;
class PlusTenNumberWrapper : Example.Numberwrapper
{
public PlusTenNumberWrapper(Efl.Object parent = null)
: base(parent)
{}
public bool derivedCalled = false;
override public void SetNumber(int n)
{
// Call native EFL method
base.SetNumber(n + 10);
derivedCalled = true;
}
}
public class ExampleEoInherit01
{
public static void Main()
{
Eina.Config.Init();
Efl.Eo.Config.Init();
var inheritObj = new PlusTenNumberWrapper();
WriteLine("## Using inherit object ##\n");
int given = 111;
// Call the C# override from the C method
inheritObj.CallNumberSet(given);
WriteLine($"Override successfully called? {inheritObj.derivedCalled}!\n");
// Call C function from C# object
int stored = inheritObj.GetNumber();
WriteLine($"Given value: {given}");
WriteLine($"Stored value: {stored}\n");
// Call C# override directly
given = 333;
inheritObj.SetNumber(given);
stored = inheritObj.GetNumber();
WriteLine($"Given value: {given}");
WriteLine($"Stored value: {stored}\n");
WriteLine("## Using original object ##\n");
// Check original EFL object
var origObj = new Example.Numberwrapper();
given = 111;
origObj.SetNumber(given);
stored = origObj.GetNumber();
WriteLine($"Given value: {given}");
WriteLine($"Stored value: {stored}\n");
}
}