* Rewrite of Views functional. WIP more to come

core/edit_text_view.js

@@ -0,0 +1,66 @@
+/* jslint node: true */
+'use strict';
+
+var TextView		= require('./text_view.js').TextView;
+var miscUtil		= require('./misc_util.js');
+var strUtil			= require('./string_util.js');
+var util			= require('util');
+var assert			= require('assert');
+
+exports.EditTextView	= EditTextView;
+
+function EditTextView(client, options) {
+	options.acceptsFocus = miscUtil.valueWithDefault(options.acceptsFocus, true);
+	options.acceptsInput = miscUtil.valueWithDefault(options.acceptsInput, true);
+
+	TextView.call(this, client, options);
+
+	this.clientBackspace = function() {
+		this.client.term.write('\b \b');
+	};
+}
+
+util.inherits(EditTextView, TextView);
+
+EditTextView.prototype.onKeyPress = function(key, isSpecial) {
+	assert(this.hasFocus);
+	assert(this.acceptsInput);
+
+	if(isSpecial) {
+		return;
+	}
+
+	assert(1 === key.length);
+
+	if(this.text.length < this.options.maxLength) {
+		key = strUtil.stylizeString(key, this.textStyle);
+
+		this.text += key;
+
+		if(this.textMaskChar) {
+			this.client.term.write(this.textMaskChar);
+		} else {
+			this.client.term.write(key);
+		}
+	}
+};
+
+EditTextView.prototype.onSpecialKeyPress = function(keyName) {
+	assert(this.hasFocus);
+	assert(this.acceptsInput);
+	assert(this.specialKeyMap);
+
+	if(this.isSpecialKeyMapped('backspace', keyName)) {
+		if(this.text.length > 0) {
+			this.text = this.text.substr(0, this.text.length - 1);
+			this.clientBackspace();
+		}
+	} else if(this.isSpecialKeyMapped('enter', keyName)) {
+		if(this.multiLine) {
+		} else {
+			this.emit('action', 'accepted');
+		}
+	} else if(this.isSpecialKeyMapped('next', keyName)) {
+		this.emit('action', 'next');	
+	}
+};

core/mci_view_factory.js

@@ -0,0 +1,44 @@
+/* jslint node: true */
+'use strict';
+
+var TextView		= require('./text_view.js').TextView;
+var EditTextView	= require('./edit_text_view.js').EditTextView;
+var assert			= require('assert');
+
+exports.MCIViewFactory		= MCIViewFactory;
+
+function MCIViewFactory(client) {
+	this.client = client;
+}
+
+MCIViewFactory.prototype.createFromMCI = function(mci) {
+	assert(mci.code);
+	assert(mci.id > 0);
+	assert(mci.position);
+
+	var view;
+	var options = {
+		id			: mci.id,
+		color		: mci.color,
+		focusColor	: mci.focusColor,
+		position	: { x : mci.position[0], y : mci.position[1] },
+	};
+
+	switch(mci.code) {
+		case 'EV' :
+			if(mci.args.length > 0) {
+				options.maxLength	= mci.args[0];
+				options.dimens		= { width : options.maxLength };
+			}
+
+			if(mci.args.length > 1) {
+				options.textStyle = mci.args[1];
+			}
+
+			view = new EditTextView(this.client, options);
+			break;
+	}
+
+	return view;
+};
+

core/text_view.js

@@ -33,7 +33,7 @@ function TextView(client, options) {
 	this.isPasswordTextStyle = 'P' === self.textStyle || 'password' === self.textStyle;
 
 	if(this.isPasswordTextStyle) {
-		this.passwordMaskChar = miscUtil.valueWithDefault(this.options.passwordMaskChar, '*').substr(0, 1);
+		this.textMaskChar = miscUtil.valueWithDefault(this.options.textMaskChar, '*').substr(0, 1);
 	}
 }
 
@@ -47,12 +47,20 @@ TextView.prototype.redraw = function() {
 	this.client.term.write(ansi.sgr(color.flags, color.fg, color.bg));
 
 	if(this.isPasswordTextStyle) {
-		this.client.term.write(strUtil.pad(new Array(this.text.length).join(this.passwordMaskChar), this.dimens.width));
+		this.client.term.write(strUtil.pad(new Array(this.text.length).join(this.textMaskChar), this.dimens.width));
 	} else {
 		this.client.term.write(strUtil.pad(this.text, this.dimens.width));
 	}
 };
 
+TextView.prototype.setFocus = function(focused) {
+	TextView.super_.prototype.setFocus.call(this, focused);
+
+	this.client.term.write(ansi.goto(this.position.x, this.position.y));
+	this.redraw();
+	this.client.term.write(ansi.goto(this.position.x, this.position.y + this.text.length));
+};
+
 TextView.prototype.setText = function(text) {
 	this.text = text;
 
@@ -62,7 +70,7 @@ TextView.prototype.setText = function(text) {
 
 	this.text = strUtil.stylizeString(this.text, this.textStyle);
 
-	if(!this.multiLine) {
+	if(!this.multiLine && !this.dimens.width) {
 		this.dimens.width = this.text.length;
 	}
 };

core/view.js

@@ -26,16 +26,21 @@ function View(client, options) {
 	this.client			= client;
 	this.options		= options || {};
 	
-	this.acceptsFocus	= false;
+	this.acceptsFocus	= options.acceptsFocus || false;
-	this.acceptsInput	= false;
+	this.acceptsInput	= options.acceptsInput || false;
 
 	this.position 		= { x : 0, y : 0 };
 	this.dimens			= { height : 1, width : 0 };
 
+	if(this.options.id) {
+		this.setId(this.options.id);
+	}
+
 	if(this.options.position) {
 		this.setPosition(this.options.position);
 	}
 
+	//	:TODO: Don't allow width/height > client.term
 	if(this.options.dimens && this.options.dimens.height) {
 		this.dimens.height = this.options.dimens.height;
 	}
@@ -50,10 +55,17 @@ function View(client, options) {
 	if(this.acceptsInput) {
 		this.specialKeyMap = this.options.specialKeyMap || VIEW_SPECIAL_KEY_MAP_DEFAULT;
 	}
+
+	this.isSpecialKeyMapped = function(keySet, keyName) {
+		return this.specialKeyMap[keySet].indexOf(keyName) > -1;
+	};
 }
 
 util.inherits(View, events.EventEmitter);
 
+View.prototype.setId = function(id) {
+	this.id = id;
+};
 
 View.prototype.setPosition = function(pos) {
 	//
@@ -66,14 +78,13 @@ View.prototype.setPosition = function(pos) {
 		this.position.x = pos.x;
 		this.position.y = pos.y;
 	} else if(2 === arguments.length) {
-		var x = parseInt(arguments[0], 10);
+		this.position.x = parseInt(arguments[0], 10);
-		var y = parseInt(arguments[1], 10);
+		this.position.y = parseInt(arguments[1], 10);
-		if(!isNaN(x) && !isNaN(y)) {
-			this.position.x = x;
-			this.position.y = y;
-		}
 	}
 	
+	assert(!(isNaN(this.position.x)));
+	assert(!(isNaN(this.position.y)));
+
 	assert(this.position.x > 0 && this.position.x < this.client.term.termHeight);
 	assert(this.position.y > 0 && this.position.y < this.client.term.termWidth);
 };

core/view_controller.js

@@ -0,0 +1,151 @@
+/* jslint node: true */
+'use strict';
+
+var events			= require('events');
+var util			= require('util');
+var assert			= require('assert');
+var MCIViewFactory	= require('./mci_view_factory.js').MCIViewFactory;
+
+exports.ViewController		= ViewController;
+
+function ViewController(client) {
+	events.EventEmitter.call(this);
+
+	var self		= this;
+
+	this.client		= client;
+	this.views		= {};	//	map of ID -> view
+
+	this.onClientKeyPress = function(key, isSpecial) {
+		if(isSpecial) {
+			return;
+		}
+
+		if(self.focusedView && self.focusedView.acceptsInput) {
+			key = 'string' === typeof key ? key : key.toString();
+			self.focusedView.onKeyPress(key, isSpecial);
+		}
+	};
+
+	this.onClientSpecialKeyPress = function(keyName) {
+		if(self.focusedView && self.focusedView.acceptsInput) {
+			self.focusedView.onSpecialKeyPress(keyName);
+		}
+	};
+
+	this.onViewAction = function(action) {
+		switch(action) {
+			case 'next' :
+				self.emit('action', { view : this, action : action });
+				self.nextFocus();
+				break;
+
+			case 'accepted' :
+				//	:TODO: check if id is submit, etc.
+				self.nextFocus();
+				break;
+		}
+	};
+
+	this.attachClientEvents();
+}
+
+util.inherits(ViewController, events.EventEmitter);
+
+ViewController.prototype.attachClientEvents = function() {
+	if(this.attached) {
+		return;
+	}
+
+	this.client.on('key press', this.onClientKeyPress);
+	this.client.on('special key', this.onClientSpecialKeyPress);
+
+	this.attached = true;
+};
+
+ViewController.prototype.detachClientEvents = function() {
+	if(!this.attached) {
+		return;
+	}
+
+	this.client.removeListener('key press', this.onClientKeyPress);
+	this.client.removeListener('special key', this.onClientSpecialKeyPress);
+
+	this.attached = false;
+};
+
+ViewController.prototype.viewExists = function(id) {
+	return id in this.views;
+};
+
+ViewController.prototype.addView = function(view) {
+	assert(!this.viewExists(view.id), 'View with ID ' + view.id + ' already exists');
+
+	this.views[view.id] = view;
+};
+
+ViewController.prototype.getView = function(id) {
+	return this.views[id];
+};
+
+ViewController.prototype.switchFocus = function(id) {
+	if(this.focusedView && this.focusedView.acceptsFocus) {
+		this.focusedView.setFocus(false);
+	}
+
+	var view = this.getView(id);
+	if(view && view.acceptsFocus) {
+		this.focusedView = view;
+		this.focusedView.setFocus(true);
+	}
+
+	//	:TODO: Probably log here
+};
+
+ViewController.prototype.nextFocus = function() {
+	if(!this.focusedView) {
+		this.switchFocus(this.views[this.firstId].id);
+	} else {
+		var nextId = this.views[this.focusedView.id].nextId;
+		this.switchFocus(nextId);
+	}
+};
+
+ViewController.prototype.setViewOrder = function(order) {
+	var viewIdOrder = order || [];
+
+	if(0 === viewIdOrder.length) {
+		for(var id in this.views) {
+			viewIdOrder.push(id);
+		}
+
+		viewIdOrder.sort();
+	}
+
+	var view;
+	var count = viewIdOrder.length - 1;
+	for(var i = 0; i < count; ++i) {
+		this.views[viewIdOrder[i]].nextId = viewIdOrder[i + 1];
+	}
+
+	this.firstId = viewIdOrder[0];
+	var lastId = viewIdOrder[viewIdOrder.length - 1];
+	this.views[lastId].nextId = this.firstId;
+	
+};
+
+ViewController.prototype.loadFromMCIMap = function(mciMap) {
+	var factory = new MCIViewFactory(this.client);
+	var self	= this;
+
+	Object.keys(mciMap).forEach(function onMciEntry(name) {
+		var mci		= mciMap[name];
+		var view	= factory.createFromMCI(mci);
+
+		if(view) {
+			view.on('action', self.onViewAction);
+			self.addView(view);
+		}
+	});
+};
+

mods/matrix.js

@@ -9,6 +9,8 @@ var user		= require('../core/user.js');
 
 //var view		= require('../core/view.js');
 var textView	= require('../core/text_view.js');
+var editTextView	= require('../core/edit_text_view.js');
+var viewController	= require('../core/view_controller.js');
 
 exports.moduleInfo = {
 	name	: 'Matrix',
@@ -34,15 +36,49 @@ function entryPoint(client) {
 					return;					
 				}
 
+				/*
 				var tv = new textView.TextView(client, {
 					position : [5, 5],
 					text : 'Hello, World!',
 					textStyle : 'password',
-					maxLength : 10
+					maxLength : 10,
+					id : 1,
 				});
 
 				tv.redraw();
 
+				var etv = new editTextView.EditTextView(client, {
+					position : [10, 10],
+					textStyle : 'upper',
+					maxLength : 20,
+					dimens : { width : 30 },
+					text : 'default',
+					color : { flags : 0, fg : 31, bg : 40 },
+					focusColor : { flags : 1, fg : 37, bg : 44 },
+					id : 2,
+				});
+
+				etv.redraw();*/
+
+				var vc = new viewController.ViewController(client);
+				vc.loadFromMCIMap(mci);
+				vc.setViewOrder();
+				vc.switchFocus(1);
+				//vc.addView(etv);
+				//vc.switchFocus(2);
+
+				/*
+
+				client.on('key press', function onKp(key, isSpecial) {
+					key = 'string' === typeof key ? key : key.toString();
+					etv.onKeyPress(key, isSpecial);
+				});
+
+				client.on('special key', function onSK(keyName) {
+					etv.onSpecialKeyPress(keyName);
+				});
+			*/
+				
 				/*
 				var vc = new view.ViewsController(client);
 				vc.loadFromMCIMap(mci);