--- /dev/null
+using System;
+using System.Runtime.InteropServices;
+using System.Threading;
+using static Efl.UnsafeNativeMethods;
+
+static class UnsafeNativeMethods {
+ [DllImport(efl.Libs.Ecore)] public static extern void ecore_init();
+ [DllImport(efl.Libs.Ecore)] public static extern void ecore_shutdown();
+ [DllImport(efl.Libs.Elementary)] public static extern int elm_init(int argc, IntPtr argv);
+ [DllImport(efl.Libs.Elementary)] public static extern void elm_policy_set(int policy, int policy_detail);
+ [DllImport(efl.Libs.Elementary)] public static extern void elm_shutdown();
+ [DllImport(efl.Libs.Elementary)] public static extern void elm_exit();
+}
+
+namespace Efl {
+ namespace Csharp {
+ public enum Components {
+ Basic,
+ Ui,
+ }
+ /// <summary>
+ /// This represents the entry point for the EFL framework
+ /// You can use this class to implement the 4 abstract methods which will then be called accordingly
+ /// All subsystems of efl are booted up correctly when the abstract methods of this class are called.
+ /// </summary>
+ /// <remarks>
+ /// Calls to efl outside those efl-callbacks or outside the mainloop are not allowed and will lead to issues
+ /// </remarks>
+ /// <example>
+ /// UserApp is the class that implements the Application abstract
+ /// <code>
+ /// public static void Main() {
+ /// UserApp editor = new UserApp();
+ /// editor.Launch(editor);
+ /// }
+ /// </code>
+ /// </example>
+ public abstract class Application {
+ //the initializied components
+ private static Components initComponent;
+ //what follows are 3 private functions to boot up the internals of efl
+ private static void Init(Efl.Csharp.Components component) {
+ Eina.Config.Init();
+ Efl.Eo.Config.Init();
+ ecore_init();
+ evas_init();
+ eldbus.Config.Init();
+
+ if (component == Components.Ui) {
+ // TODO Support elm command line arguments
+#if WIN32 // Not a native define, we define it in our build system
+ // Ecore_Win32 uses OleInitialize, which requires single thread apartments
+ if (System.Threading.Thread.CurrentThread.GetApartmentState() != ApartmentState.STA)
+ throw new InvalidOperationException("UI Applications require STAThreadAttribute in Main()");
+#endif
+ elm_init(0, IntPtr.Zero);
+
+ elm_policy_set((int)Elm.Policy.Quit, (int)Elm.PolicyQuit.LastWindowHidden);
+ }
+ initComponent = component;
+ }
+ private static void Shutdown() {
+ // Try to cleanup everything before actually shutting down.
+ System.GC.Collect();
+ System.GC.WaitForPendingFinalizers();
+
+ if (initComponent == Components.Ui) {
+ elm_shutdown();
+ }
+ eldbus.Config.Shutdown();
+ evas_shutdown();
+ ecore_shutdown();
+ Efl.Eo.Config.Shutdown();
+ Eina.Config.Shutdown();
+ }
+ /// <summary>
+ /// Called when the application is started. Arguments from the command line are passed here.
+ /// </summary>
+ protected abstract void OnInitialize(Eina.Array<System.String> args);
+ /// <summary>
+ /// Arguments are passed here, Additional calls to this function may occure,
+ /// but then the initialization flag is set to false.
+ /// </summary>
+ /// <remarks>
+ /// When Initialize is true then OnInitialize is also called
+ /// </remarks>
+ protected virtual void OnArguments(Efl.LoopArguments args) { }
+ /// <summary>
+ /// Called when the application is not going to be displayed, or is not used by a user for some time.
+ /// </summary>
+ protected virtual void OnPause() { }
+ /// <summary>
+ /// Called before an application is used again after a call to OnPause().
+ /// </summary>
+ protected virtual void OnResume() { }
+ /// <summary>
+ /// Called before starting the shutdown of the application.
+ /// </summary>
+ protected virtual void OnTerminate() { }
+ /// <summary>
+ /// This function initializices everything in EFL and runs your application.
+ /// This call will result in a call to OnInitialize(), which you application should override.
+ /// </summary>
+ public void Launch(Efl.Csharp.Components components=Components.Ui) {
+ Init(components);
+ Efl.App app = Efl.App.AppMain;
+ foreach (var arg in Environment.GetCommandLineArgs())
+ app.AppendArg(arg);
+ app.ArgumentsEvt += (object sender, LoopArgumentsEvt_Args evt) => {
+ if (evt.arg.Initialization) {
+ OnInitialize(evt.arg.Argv);
+ }
+ OnArguments(evt.arg);
+ };
+ app.PauseEvt += (object sender, EventArgs e) => {
+ OnPause();
+ };
+ app.ResumeEvt += (object sender, EventArgs e) => {
+ OnResume();
+ };
+ app.TerminateEvt += (object sender, EventArgs e) => {
+ OnTerminate();
+ };
+ app.Begin();
+ Shutdown();
+ }
+ }
+ }
+}
+
+
projects / platform / upstream / efl.git / commitdiff