From d267b696af1e7a429c4b31dc87b46dc638c3509f Mon Sep 17 00:00:00 2001
From: jmoenig <jens@moenig.org>
Date: Tue, 14 May 2013 16:16:21 +0200
Subject: Broadcast & Message enhancements, fixed #93

* When I receive <any msg> option
* getLastMessage reporter + watcher
---
 objects.js | 37 ++++++++++++++++++++++++++++++++++---
 1 file changed, 34 insertions(+), 3 deletions(-)

(limited to 'objects.js')

diff --git a/objects.js b/objects.js
index 5b03f2d..086b1f6 100644
--- a/objects.js
+++ b/objects.js
@@ -532,6 +532,11 @@ SpriteMorph.prototype.initBlocks = function () {
             category: 'control',
             spec: 'broadcast %msg and wait'
         },
+        getLastMessage: {
+            type: 'reporter',
+            category: 'control',
+            spec: 'message'
+        },
         doWait: {
             type: 'command',
             category: 'control',
@@ -1539,6 +1544,8 @@ SpriteMorph.prototype.blockTemplates = function (category) {
         blocks.push('-');
         blocks.push(block('doBroadcast'));
         blocks.push(block('doBroadcastAndWait'));
+        blocks.push(watcherToggle('getLastMessage'));
+        blocks.push(block('getLastMessage'));
         blocks.push('-');
         blocks.push(block('doWarp'));
         blocks.push('-');
@@ -2719,7 +2726,7 @@ SpriteMorph.prototype.allMessageNames = function () {
                     morph.selector
                 )) {
                 txt = morph.inputs()[0].evaluate();
-                if (txt !== '') {
+                if (isString(txt) && txt !== '') {
                     if (!contains(msgs, txt)) {
                         msgs.push(txt);
                     }
@@ -2732,9 +2739,11 @@ SpriteMorph.prototype.allMessageNames = function () {
 
 SpriteMorph.prototype.allHatBlocksFor = function (message) {
     return this.scripts.children.filter(function (morph) {
+        var event;
         if (morph.selector) {
             if (morph.selector === 'receiveMessage') {
-                return morph.inputs()[0].evaluate() === message;
+                event = morph.inputs()[0].evaluate();
+                return event === message || (event instanceof Array);
             }
             if (morph.selector === 'receiveGo') {
                 return message === '__shout__go__';
@@ -2794,6 +2803,16 @@ SpriteMorph.prototype.getTempo = function () {
     return 0;
 };
 
+// SpriteMorph last message
+
+SpriteMorph.prototype.getLastMessage = function () {
+    var stage = this.parentThatIsA(StageMorph);
+    if (stage) {
+        return stage.getLastMessage();
+    }
+    return '';
+};
+
 // SpriteMorph user prompting
 
 SpriteMorph.prototype.getLastAnswer = function () {
@@ -3189,6 +3208,7 @@ StageMorph.prototype.init = function (globals) {
 
     this.timerStart = Date.now();
     this.tempo = 60; // bpm
+    this.lastMessage = '';
 
     this.watcherUpdateFrequency = 2;
     this.lastWatcherUpdate = Date.now();
@@ -3436,6 +3456,12 @@ StageMorph.prototype.getTempo = function () {
     return +this.tempo;
 };
 
+// StageMorph messages
+
+StageMorph.prototype.getLastMessage = function () {
+    return this.lastMessage || '';
+};
+
 // StageMorph drag & drop
 
 StageMorph.prototype.wantsDropOf = function (aMorph) {
@@ -3767,6 +3793,8 @@ StageMorph.prototype.blockTemplates = function (category) {
         blocks.push('-');
         blocks.push(block('doBroadcast'));
         blocks.push(block('doBroadcastAndWait'));
+        blocks.push(watcherToggle('getLastMessage'));
+        blocks.push(block('getLastMessage'));
         blocks.push('-');
         blocks.push(block('doWarp'));
         blocks.push('-');
@@ -5417,7 +5445,10 @@ WatcherMorph.prototype.object = function () {
 };
 
 WatcherMorph.prototype.isGlobal = function (selector) {
-    return contains(['getTimer', 'getLastAnswer', 'getTempo'], selector);
+    return contains(
+        ['getTimer', 'getLastAnswer', 'getTempo', 'getLastMessage'],
+        selector
+    );
 };
 
 // WatcherMorph slider accessing:
-- 
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