X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=tools%2Fhtdocs%2Fmkws.js;h=75a88c7732ede3629a4134690aa1e3c236c77b2e;hb=d3b27e0d579da1535397fe464b5fb0476f0c0020;hp=c7396844d6cca587506bc448926fa6c24822b423;hpb=ec95c20272197409599daa60edd48298a72312a4;p=mkws-moved-to-github.git

diff --git a/tools/htdocs/mkws.js b/tools/htdocs/mkws.js
index c739684..75a88c7 100644
--- a/tools/htdocs/mkws.js
+++ b/tools/htdocs/mkws.js
@@ -142,12 +142,50 @@ var mkws = {
 };
 
 
+// The following PubSub code is modified from the jQuery manual:
+// https://api.jquery.com/jQuery.Callbacks/
+//
+// Use as:
+//	mkws.queue("eventName").subscribe(function(param1, param2 ...) { ... });
+//	mkws.queue("eventName").publish(arg1, arg2, ...);
+
+(function() {
+  var queues = {};
+  mkws.queue = function(id) {
+    if (!queues[id]) {
+      var callbacks = $.Callbacks();
+      queues[id] = {
+	publish: callbacks.fire,
+	subscribe: callbacks.add,
+	unsubscribe: callbacks.remove
+      };
+    }
+    return queues[id];
+  }
+}());
+
+
 // Define empty mkws_config for simple applications that don't define it.
 if (mkws_config == null || typeof mkws_config != 'object') {
     var mkws_config = {};
 }
 
 
+// Factory function for widget objects.
+function widget($, team, type, node) {
+    var that = {
+	team: team,
+	type: type,
+	node: node
+    };
+
+    // ### More to do here, surely: e.g. wiring into the team
+    mkws.debug("made widget(team=" + team + ", type=" + type + ", node=" + node);
+
+    return that;
+}
+
+
 // Factory function for team objects. As much as possible, this uses
 // only member variables (prefixed "m_") and inner functions with
 // private scope. Some functions are visibl as member-functions to be
@@ -882,7 +920,7 @@ function team($, teamName) {
 	// ### There is only one match here by design: fix not to bother looping
 	$('.mkwsSearch.mkwsTeam_' + m_teamName).each(function (i, obj) {
 	    var node = this;
-	    mkws.handle_node_with_team(node, function(tname) {
+	    mkws.handle_node_with_team(this, function(tname) {
 		$(node).html('\
 <form name="mkwsSearchForm" class="mkwsSearchForm mkwsTeam_' + tname + '" action="" >\
   <input class="mkwsQuery mkwsTeam_' + tname + '" type="text" size="' + mkws_config.query_width + '" />\
@@ -952,7 +990,7 @@ function team($, teamName) {
 	$('.mkwsSearchForm.mkwsTeam_' + m_teamName).each(function (i, obj) {
 	    debug("adding search-forms for team '" + m_teamName + "'");
 	    var node = this;
-	    mkws.handle_node_with_team(node, function(tname) {
+	    mkws.handle_node_with_team(this, function(tname) {
 		debug("adding search-form '" + tname + "' for team '" + m_teamName + "'");
 		$(node).submit(onFormSubmitEventHandler);
 	    });
@@ -1202,16 +1240,28 @@ function team($, teamName) {
 
 
     mkws.handle_node_with_team = function(node, callback) {
-	var classes = node.className;
+	// First branch for DOM objects; second branch for jQuery objects
+	var classes = node.className || node.attr('class');
+	if (!classes) {
+	    // For some reason, if we try to proceed when classes is
+	    // undefined, we don't get an error message, but this
+	    // function and its callers, up several stack level,
+	    // silently return. What a crock.
+	    mkws.debug("handle_node_with_team() called on node with no classes");
+	    return;
+	}
  	var list = classes.split(/\s+/)
-	var tname;
+	var teamName, type;
+
 	for (var i = 0; i < list.length; i++) {
 	    var cname = list[i];
 	    if (cname.match(/^mkwsTeam_/)) {
-		tname = cname.replace(/^mkwsTeam_/, '');
+		teamName = cname.replace(/^mkwsTeam_/, '');
+	    } else if (cname.match(/^mkws/)) {
+		type = cname.replace(/^mkws/, '');
 	    }
 	}
-	callback(tname);
+	callback.call(node, teamName, type);
     }
 
 
@@ -1405,12 +1455,13 @@ function team($, teamName) {
 	// the mkwsTeam_* class. Make all team objects.
 	var then = $.now();
 	$('[class^="mkws"],[class*=" mkws"]').each(function () {
-	    var node = this;
-	    mkws.handle_node_with_team(node, function(tname) {
+	    mkws.handle_node_with_team(this, function(tname, type) {
 		if (!mkws.teams[tname]) {
 		    mkws.teams[tname] = team(j, tname);
 		    debug("Made MKWS team '" + tname + "'");
 		}
+		var myTeam = mkws.teams[tname];
+		var myWidget = widget(j, myTeam, type, this);
 	    });
 	});
 	var now = $.now();