diff --git a/dlanguilib.visualdproj b/dlanguilib.visualdproj
index 7a330f81..3b55b66e 100644
--- a/dlanguilib.visualdproj
+++ b/dlanguilib.visualdproj
@@ -305,6 +305,7 @@
     <Folder name="dialogs">
      <File path="src\dlangui\dialogs\dialog.d" />
      <File path="src\dlangui\dialogs\filedlg.d" />
+     <File path="src\dlangui\dialogs\msgbox.d" />
     </Folder>
     <Folder name="graphics">
      <File path="src\dlangui\graphics\drawbuf.d" />
diff --git a/examples/example1/src/main.d b/examples/example1/src/main.d
index 1749c6ea..cdc55c58 100644
--- a/examples/example1/src/main.d
+++ b/examples/example1/src/main.d
@@ -18,6 +18,7 @@ module main;
 import dlangui.all;
 import dlangui.dialogs.dialog;
 import dlangui.dialogs.filedlg;
+import dlangui.dialogs.msgbox;
 import std.stdio;
 import std.conv;
 import std.utf;
@@ -295,6 +296,9 @@ extern (C) int UIAppMain(string[] args) {
                     FileDialog dlg = new FileDialog(caption, window, null);
 					dlg.onDialogResult = delegate(Dialog dlg, const Action result) {
 						Log.d("FileDialog.onDialogResult: ", result, " param=", result.stringParam);
+                        window.showMessageBox(UIString("FileOpen result"d), UIString(toUTF32(result.stringParam)));
+                        import dlangui.core.stdaction;
+
 					};
                     dlg.show();
                     return true;
diff --git a/src/dlangui/core/stdaction.d b/src/dlangui/core/stdaction.d
index 3163890c..d9d57fbf 100644
--- a/src/dlangui/core/stdaction.d
+++ b/src/dlangui/core/stdaction.d
@@ -32,20 +32,20 @@ enum StandardAction : int {
     Save,
 }
 
-immutable Action ACTION_OK;
-immutable Action ACTION_CANCEL;
-immutable Action ACTION_YES;
-immutable Action ACTION_NO;
-immutable Action ACTION_CLOSE;
-immutable Action ACTION_ABORT;
-immutable Action ACTION_RETRY;
-immutable Action ACTION_IGNORE;
-immutable Action ACTION_OPEN;
-immutable Action ACTION_SAVE;
+const Action ACTION_OK;
+const Action ACTION_CANCEL;
+const Action ACTION_YES;
+const Action ACTION_NO;
+const Action ACTION_CLOSE;
+const Action ACTION_ABORT;
+const Action ACTION_RETRY;
+const Action ACTION_IGNORE;
+const Action ACTION_OPEN;
+const Action ACTION_SAVE;
 
 static this()
 {
-  ACTION_OK = cast(immutable(Action)) new Action(StandardAction.Ok, "ACTION_OK"c);
+  ACTION_OK = new Action(StandardAction.Ok, "ACTION_OK"c);
   ACTION_CANCEL = cast(immutable(Action)) new Action(StandardAction.Cancel, "ACTION_CANCEL"c);
   ACTION_YES = cast(immutable(Action)) new Action(StandardAction.Yes, "ACTION_YES"c);
   ACTION_NO = cast(immutable(Action)) new Action(StandardAction.No, "ACTION_NO"c);
diff --git a/src/dlangui/dialogs/dialog.d b/src/dlangui/dialogs/dialog.d
index 5b825496..56b86d68 100644
--- a/src/dlangui/dialogs/dialog.d
+++ b/src/dlangui/dialogs/dialog.d
@@ -4,10 +4,12 @@
 This module contains common Dialog implementation.
 
 
+Use to create custom dialogs.
+
 Synopsis:
 
 ----
-import dlangui.platforms.common.platform;
+import dlangui.dialogs.dialog;
 
 ----
 
@@ -19,6 +21,7 @@ module dlangui.dialogs.dialog;
 
 import dlangui.core.i18n;
 import dlangui.core.signals;
+import dlangui.core.stdaction;
 import dlangui.widgets.layouts;
 import dlangui.widgets.controls;
 import dlangui.platforms.common.platform;
@@ -33,6 +36,7 @@ enum DialogFlag : uint {
     Resizable = 2,
 }
 
+/// slot to pass dialog result
 interface DialogResultHandler {
 	public void onDialogResult(Dialog dlg, const Action result);
 }
@@ -90,6 +94,7 @@ class Dialog : VerticalLayout {
 
     protected const(Action) [] _buttonActions;
 
+    protected ImageTextButton _defaultButton;
 	/// create panel with buttons based on list of actions
 	Widget createButtonsPanel(const(Action) [] actions, int defaultActionIndex, int splitBeforeIndex) {
         _buttonActions = actions;
@@ -102,8 +107,10 @@ class Dialog : VerticalLayout {
 			const Action a = actions[i];
 			string id = "btn" ~ to!string(a.id);
 			ImageTextButton btn = new ImageTextButton(id, a.iconId, a.label);
-			if (defaultActionIndex == i)
+			if (defaultActionIndex == i) {
 				btn.setState(State.Default);
+                _defaultButton = btn;
+            }
             btn.action = a.clone();
 			res.addChild(btn);
 		}
@@ -161,5 +168,8 @@ class Dialog : VerticalLayout {
     /// called after window with dialog is shown
     void onShow() {
         // override to do something useful
+        if (_defaultButton)
+            _defaultButton.setFocus();
     }
 }
+
diff --git a/src/dlangui/platforms/common/platform.d b/src/dlangui/platforms/common/platform.d
index 0641ac64..abfb7502 100644
--- a/src/dlangui/platforms/common/platform.d
+++ b/src/dlangui/platforms/common/platform.d
@@ -24,6 +24,8 @@ import dlangui.core.collections;
 import dlangui.widgets.widget;
 import dlangui.widgets.popup;
 import dlangui.graphics.drawbuf;
+import dlangui.core.stdaction;
+import dlangui.dialogs.msgbox;
 
 private import dlangui.graphics.gldrawbuf;
 private import std.algorithm;
@@ -597,6 +599,13 @@ class Window {
     abstract void invalidate();
 	/// close window
 	abstract void close();
+
+    /// Show message box with specified title and message
+    void showMessageBox(UIString title, UIString message, const (Action)[] actions = [ACTION_OK], int defaultActionIndex = 0, bool delegate(const Action result) handler = null) {
+        MessageBox dlg = new MessageBox(title, message, this, actions, defaultActionIndex, handler);
+        dlg.show();
+    }
+
 }
 
 /**