renamed promptPlus to formDialog(...), rewritten alert and prompt using the new functionality, several bugs squashed...

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

ui/base.js

@@ -460,8 +460,9 @@ function rollRibbon(n, ribbon, extend, no_compensate_shift){
 
 function focusImage(image){
 	image.closest('.viewer').find('.current.image').removeClass('current')
+	image.addClass('current')
 	$('.viewer').trigger('focusingImage', [image])
-	return image.addClass('current')
+	return image
 }
 
 
@@ -694,6 +695,7 @@ function nextImage(n, mode){
 	var target = getImage().nextAll('.image' + mode)
 	if(target.length < n){
 		target = target.last()
+		target = target.length == 0 ? getImage() : target
 		// XXX this fires if we hit the end of the currently loaded
 		// 		images while scrolling very fast rather than when we are
 		// 		out of images in the current ribbon...
@@ -709,6 +711,7 @@ function prevImage(n, mode){
 	var target = getImage().prevAll('.image' + mode)
 	if(target.length < n){
 		target = target.last()
+		target = target.length == 0 ? getImage() : target
 		// XXX this fires if we hit the end of the currently loaded
 		// 		images while scrolling very fast rather than when we are
 		// 		out of images in the current ribbon...
@@ -762,10 +765,11 @@ function prevRibbon(mode){
 	var target_ribbon = getRibbon(cur).prevAll('.ribbon' + NAV_RIBBON_DEFAULT).first()
 	var target = getImageBefore(cur, target_ribbon)
 
+	// no ribbon above...
 	if(target_ribbon.length == 0){
 		flashIndicator('top')
-	}
-
+		target = getImage()
+	} else {
 		// first image...
 		if(target.length == 0){
 			target = target_ribbon.find('.image' + mode).first()
@@ -774,6 +778,7 @@ function prevRibbon(mode){
 			var next = target.nextAll('.image' + mode).first()
 			target = next.length > 0 ? next : target
 		}
+	}
 	return centerView(focusImage(target))
 }
 function nextRibbon(mode){
@@ -782,14 +787,17 @@ function nextRibbon(mode){
 	var target_ribbon = getRibbon(cur).nextAll('.ribbon' + NAV_RIBBON_DEFAULT).first()
 	var target = getImageBefore(cur, target_ribbon)
 
+	// no ribbon below...
 	if(target_ribbon.length == 0){
 		flashIndicator('bottom')
-	}
-
+		target = getImage()
+	} else {
 		// first image...
 		if(target.length == 0){
 			target = target_ribbon.find('.image' + mode).first()
 		}
+	}
+
 	return centerView(focusImage(target))
 }
 

ui/ui.js

@@ -378,69 +378,6 @@ function hideOverlay(root){
 }
 
 
-
-/************************************************ Standard dialogs ***/
-
-var _alert = alert
-function alert(){
-	var res = $.Deferred()
-	showInOverlay($('.viewer'), $('<span/>')
-			.html(Array.apply(null, arguments).join(' ')))
-		.addClass('alert dialog')
-		.on('close accept', function(){ 
-			res.resolve() 
-		})
-	return res
-}
-
-
-var _prompt = prompt
-function prompt(message, dfl, btn){
-	btn = btn == null ? 'OK' : btn
-	var root = $('.viewer')
-	var res = $.Deferred()
-
-	var form = $('<div>'+
-				'<div class="text">'+message+'</div>'+
-				'<input type="text" tabindex=1/>'+
-				'<button tabindex=2>'+btn+'</button>'+
-			'</div>')
-
-	var overlay = showInOverlay(root, form)
-		.addClass('prompt dialog')
-		.on('close', function(){ 
-			res.reject() 
-		})
-		.on('accept', function(){
-			res.resolve(form.find('input').attr('value')) 
-		})
-
-	form.find('button')
-		.click(function(){
-			overlay.trigger('accept')
-			hideOverlay(root)
-		})
-
-	var input = form.find('input')
-
-	input
-		.focus()
-	setTimeout(function(){ 
-		input
-			.attr('value', dfl == null ? '' : dfl)
-			.select()
-	}, 100)
-
-	return res
-}
-
-
-/*
-function confirm(){
-}
-*/
-
-
 var FIELD_TYPES = {
 	text: {
 		type: 'text',
@@ -519,9 +456,11 @@ var FIELD_TYPES = {
 //
 // XXX add form testing...
 // XXX add undefined field handling/reporting...
-// XXX find a better name...
-function promptPlus(message, config, btn, cls){
+// XXX revise...
+function formDialog(root, message, config, btn, cls){
 	cls = cls == null ? '' : cls
+	root = root == null ? $('.viewer') : root
+
 	var form = $('<div class="form"/>')
 	var data = {}
 	var res = $.Deferred()
@@ -557,6 +496,7 @@ function promptPlus(message, config, btn, cls){
 
 		// handle unresolved fields...
 		if(!did_handling){
+			console.warn('formDialog: not all fields understood.')
 			// XXX skipping field...
 			// XXX
 		}
@@ -566,8 +506,6 @@ function promptPlus(message, config, btn, cls){
 	var button = $('<button class="accept">'+btn+'</button>')
 	form.append(button)
 
-	var root = $('.viewer')
-	
 	var overlay = showInOverlay(root, form)
 		.addClass('dialog ' + cls)
 		.on('accept', function(){
@@ -589,10 +527,43 @@ function promptPlus(message, config, btn, cls){
 		overlay.trigger('accept')
 	})
 
+	setTimeout(function(){ 
+		form.find('.field').first()
+			.focus()
+			.select()
+	}, 100)
+
 	return res
 }
 
 
+/************************************************ Standard dialogs ***/
+
+var _alert = alert
+function alert(){
+	var message = Array.apply(null, arguments).join(' ')
+	return formDialog(null, message, {}, 'OK', 'alert')
+}
+
+
+var _prompt = prompt
+function prompt(message, dfl, btn){
+	btn = btn == null ? 'OK' : btn
+	var res = $.Deferred()
+	formDialog(null, message, {'': ''+(dfl == null ? '' : dfl)}, 'OK', 'alert')
+		.done(function(data){ res.resolve(data['']) })
+		.fail(function(){ res.reject() })
+	return res
+}
+
+
+/*
+function confirm(){
+}
+*/
+
+
+
 /************************************************ Specific dialogs ***/
 
 function showImageInfo(){