C# Hello World tutorial

Summary: This is the first C# tutorial: Hello World. It just creates a window.

Reviewers: vitor.sousa, lauromoura

Reviewed By: vitor.sousa

Differential Revision: https://phab.enlightenment.org/D6900

tutorial/csharp/hello-world/meson.build

@@ -0,0 +1,10 @@
+project(
+  'efl-example-hello-world', 'cs',
+  version : '0.0.1',
+  meson_version : '>= 0.38.0')
+
+efl_mono = dependency('efl-mono', version : '>=1.20.99')
+efl_mono_libs = efl_mono.get_pkgconfig_variable('mono_libs')
+
+subdir('src')
+

tutorial/csharp/hello-world/src/hello-world.cs

@@ -0,0 +1,31 @@
+using System;
+
+public class Example
+{
+#if WIN32
+    [STAThreadAttribute()]
+#endif
+    public static void Main()
+    {
+        // Initialize EFL and all UI components
+        efl.All.Init(efl.Components.Ui);
+
+        // Create a window and initialize it
+        efl.ui.IWin win = new efl.ui.Win(efl.App.GetLoopMain(), (efl.ui.IWin ewin) => {
+            // Set the window's title
+            ewin.SetText("Hello World");
+            // Request that the window is automatically hidden when the "close"
+            // button is pressed
+            ewin.SetAutohide(true);
+        });
+        // Window size must be explicitly set, otherwise it will be invisible
+        // due to its lack of content.
+        win.SetSize(new eina.Size2D(360, 240));
+
+        // Start the EFL main loop
+        efl.ui.Config.Run();
+
+        // Shutdown EFL
+        efl.All.Shutdown();
+    }
+}

tutorial/csharp/hello-world/src/meson.build

@@ -0,0 +1,12 @@
+src = files([
+  'hello-world.cs',
+])
+
+deps = [efl_mono]
+
+executable('efl_example_hello_world', src,
+  dependencies : deps,
+  cs_args : efl_mono_libs,
+  install : true
+)
+