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Core: make Gtk app uniqueness optional #25

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May 22, 2024
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Core: make Gtk app uniqueness optional #25

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10 changes: 9 additions & 1 deletion src/Core/src/Platform/Gtk/MauiGtkApplication.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,12 @@ namespace Microsoft.Maui
{
public abstract class MauiGtkApplication : IPlatformApplication
{
/// <param name="enforceUniqueness">If true, only one instance of application can run at any moment.</param>
public MauiGtkApplication(bool enforceUniqueness = false)
{
EnforceUniqueness = enforceUniqueness;
}

protected abstract MauiApp CreateMauiApp();

static readonly Regex InvalidGtkApplicationIdElementCharRegex = new Regex("[^A-Za-z0-9_\\-]");
Expand Down Expand Up @@ -53,6 +59,7 @@ public string? Name
public IServiceProvider Services { get; protected set; } = null!;

public IApplication Application { get; protected set; } = null!;
public bool EnforceUniqueness { get; }

public void Run(params string[] args)
{
Expand Down Expand Up @@ -135,7 +142,8 @@ protected void StartupLauch(object sender, EventArgs args)
protected void Launch(EventArgs args)
{
Gtk.Application.Init();
var app = new Gtk.Application(ApplicationId, GLib.ApplicationFlags.None);
var flags = EnforceUniqueness ? GLib.ApplicationFlags.None : GLib.ApplicationFlags.NonUnique;
var app = new Gtk.Application(ApplicationId, flags);

RegisterLifecycleEvents(app);

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