From a9bb8c3a50c49b27c1235599ca169390aad959e7 Mon Sep 17 00:00:00 2001
From: Martin Kiewitz
Date: Wed, 3 Feb 2016 08:27:44 +0100
Subject: AGI: Message box mouse support

---
 engines/agi/text.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'engines/agi/text.cpp')

diff --git a/engines/agi/text.cpp b/engines/agi/text.cpp
index 135d05e0df..691c0aedfb 100644
--- a/engines/agi/text.cpp
+++ b/engines/agi/text.cpp
@@ -392,6 +392,24 @@ void TextMgr::messageBox_KeyPress(uint16 newKey) {
 		_messageBoxCancelled = true;
 		_vm->cycleInnerLoopInactive(); // exit messagebox-loop
 		break;
+	case AGI_MOUSE_BUTTON_LEFT: {
+		// Find out, where current mouse cursor actually is
+		int16 mouseY = _vm->_mouse.pos.y;
+		int16 mouseX = _vm->_mouse.pos.x;
+
+		_vm->adjustPosToGameScreen(mouseX, mouseY);
+
+		// Check, if mouse cursor is within message box
+		// If it is, take the click as ENTER.
+		// That's what AGI on Amiga + Apple IIgs did.
+		// On Atari ST at least via emulator it seems that the mouse cursor froze when messageboxes were diplayed.
+		if ((mouseX >= _messageState.backgroundPos_x) && (mouseX <= (_messageState.backgroundPos_x + _messageState.backgroundSize_Width))) {
+			if ((mouseY >= _messageState.backgroundPos_y - _messageState.backgroundSize_Height) && (mouseY <= (_messageState.backgroundPos_y))) {
+				_vm->cycleInnerLoopInactive(); // exit messagebox-loop
+			}
+		}
+		break;
+	}
 	default:
 		break;
 	}
-- 
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