updated core.makeConfigToggler(..) to support bool states + single image mode tweaks...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>

ui (gen4)/features/base.js

@@ -69,7 +69,7 @@ actions.Actions({
 		// If true, shift up/down will count as a left/right move...
 		//
 		// see .direction for details...
-		'shifts-affect-direction': true,
+		'shifts-affect-direction': 'on',
 
 		// Determines the image selection mode when focusing or moving 
 		// between ribbons...
@@ -140,7 +140,7 @@ actions.Actions({
 	// 		Sets the number of steps to change direction (N)
 	//
 	//	'shifts-affect-direction'
-	//		If true, add last direction change before vertical shift to 
+	//		If 'on', add last direction change before vertical shift to 
 	//		direction counter (N)
 	//		This makes the direction change after several shifts up/down
 	//		"backwards" a bit faster.
@@ -449,7 +449,7 @@ actions.Actions({
 
 				this.data.shiftImageUp(cur)
 				this.focusImage(next)
-				this.config['shifts-affect-direction'] && (this.direction = '!')
+				this.config['shifts-affect-direction'] == 'on' && (this.direction = '!')
 
 			// if a specific target is given, just shift it...
 			} else {
@@ -473,7 +473,7 @@ actions.Actions({
 
 				this.data.shiftImageDown(cur)
 				this.focusImage(next)
-				this.config['shifts-affect-direction'] && (this.direction = '!')
+				this.config['shifts-affect-direction'] == 'on' && (this.direction = '!')
 
 			// if a specific target is given, just shift it...
 			} else {
@@ -507,6 +507,9 @@ actions.Actions({
 			this.focusImage()
 		}],
 
+	toggleShiftsAffectDirection: ['Interface/Shifts affect direction',
+		core.makeConfigToggler('shifts-affect-direction', ['off', 'on'])],
+
 	shiftRibbonUp: ['Ribbon|Edit|Sort/Shift ribbon up',
 		function(target){ 
 			this.data.shiftRibbonUp(target) 

ui (gen4)/features/core.js

@@ -39,10 +39,12 @@ module.protocol = function(protocol, func){
 
 // NOTE: if no toggler state is set this assumes that the first state 
 // 		is the default...
+// NOTE: default states is [false, true]
 var makeConfigToggler = 
 module.makeConfigToggler = 
 function(attr, states, a, b){
 
+	states = states || [false, true]
 	var pre = a
 	// XXX is this a good default???
 	//var post = b || function(action){ action != null && this.focusImage() }
@@ -50,10 +52,15 @@ function(attr, states, a, b){
 
 	return toggler.Toggler(null,
 		function(_, action){
-			var lst = states.constructor === Array ? states : states.call(this)
+			var lst = states.constructor === Array ? states 
+				: states instanceof Function ? states.call(this)
+				: states
 
 			if(action == null){
-				return this.config[attr] || lst[lst.indexOf('none')] || lst[0]
+				var cfg = this.config[attr]
+				return cfg == null ? 
+					(lst[lst.indexOf('none')] || lst[0])
+					: cfg 
 
 			} else {
 				this.config[attr] = action

ui (gen4)/features/ui-single-image.js

@@ -110,9 +110,11 @@ var SingleImageActions = actions.Actions({
 		// 		workspace...
 		'single-image-config-defaults': {
 			'ribbon-focus-mode': 'order',
+			'shifts-affect-direction': 'off',
 		},
 	},
 
+	// XXX make this accept args for debuging...
 	updateImageProportions: ['- Interface/',
 		function(){
 			var that = this

ui (gen4)/features/ui.js

@@ -860,6 +860,7 @@ module.ViewerActions = actions.Actions({
 
 
 	// ribbon rotation...
+	//
 	ribbonRotation: ['- Interface/', 
 		function(a){ 
 			if(arguments.length > 0){