Renamed to Kalamar and updated Virtual Collection Chooser
diff --git a/public/js/src/menu.js b/public/js/src/menu.js
index b251000..f0dd15d 100644
--- a/public/js/src/menu.js
+++ b/public/js/src/menu.js
@@ -1,5 +1,11 @@
var KorAP = KorAP || {};
+/**
+ * Create scrollable drop-down menus.
+ *
+ * @author Nils Diewald
+ */
+
(function (KorAP) {
"use strict";
@@ -25,39 +31,63 @@
return Object.create(KorAP.Menu)._init(params);
},
+ focus : function () {
+ this._element.focus();
+ },
+
+ // Initialize list
_init : function (itemClass, params) {
// this._element.addEventListener("click", chooseHint, false);
this._itemClass = itemClass;
this._element = document.createElement("ul");
this._element.style.opacity = 0;
+/*
+ this._listener = document.createElement('input');
+ this._listener.setAttribute('type', 'text');
+// this._listener.style.display = "none";
+*/
+ this._element.addEventListener(
+ "keydown",
+ function (e) {
+ console.log('+++');
+ },
+ false
+ );
+
this.active = false;
this._items = new Array();
var i;
+
+ // Initialize item list based on parameters
for (i in params) {
var obj = itemClass.create(params[i]);
- this._items.push(
- obj
- );
+ this._items.push(obj);
};
this._limit = KorAP.menuLimit;
this._position = 0; // position in the active list
this._active = -1; // active item in the item list
-
this._reset();
return this;
},
+ /**
+ * Get the instantiated HTML element
+ */
element : function () {
return this._element;
},
+ /**
+ * Get the creator object for items
+ */
itemClass : function () {
return this._itemClass;
},
/**
- * Get and set numerical value for limit
+ * Get and set numerical value for limit,
+ * i.e. the number of items visible.
*/
limit : function (limit) {
if (arguments.length === 1)
@@ -69,7 +99,7 @@
* Upgrade this object to another object,
* while private data stays intact.
*
- * @param {Object] An object with properties.
+ * @param {Object} An object with properties.
*/
upgradeTo : function (props) {
for (var prop in props) {
@@ -78,6 +108,7 @@
return this;
},
+ // Reset chosen item and prefix
_reset : function () {
this._offset = 0;
this._pos = 0;
@@ -96,30 +127,30 @@
if (!this._initList())
return;
- // show based on offset
+ // show based on initial offset
this._showItems(0);
// Set the first element to active
+ // Todo: Or the last element chosen
this.liveItem(0).active(true);
this._position = 0;
this._active = this._list[0];
+ this._element.style.opacity = 1;
+
// Add classes for rolling menus
this._boundary(true);
},
- /**
- * Get a specific item from the complete list
- *
- * @param {number} index of the list item
- */
- item : function (index) {
- return this._items[index]
+ hide : function () {
+ this._element.style.opacity = 0;
},
+ // Initialize the list
_initList : function () {
+ // Create a new list
if (this._list === undefined) {
this._list = [];
}
@@ -131,20 +162,27 @@
// Offset is initially zero
this._offset = 0;
+ // There is no prefix set
if (this.prefix().length <= 0) {
for (var i = 0; i < this._items.length; i++)
this._list.push(i);
return true;
};
+ // There is a prefix set, so filter the list
var pos;
var paddedPrefix = " " + this.prefix();
+ // Iterate over all items and choose preferred matching items
+ // i.e. the matching happens at the word start
for (pos = 0; pos < this._items.length; pos++) {
if ((this.item(pos).lcField().indexOf(paddedPrefix)) >= 0)
this._list.push(pos);
};
+ // The list is empty - so lower your expectations
+ // Iterate over all items and choose matching items
+ // i.e. the matching happens anywhere in the word
if (this._list.length == 0) {
for (pos = 0; pos < this._items.length; pos++) {
if ((this.item(pos).lcField().indexOf(this.prefix())) >= 0)
@@ -152,7 +190,7 @@
};
};
- // Filter was successful
+ // Filter was successful - yeah!
return this._list.length > 0 ? true : false;
},
@@ -164,12 +202,13 @@
/**
* Get the prefix for filtering,
- * e.g. "ve"" for "verb"
+ * e.g. "ve" for "verb"
*/
prefix : function () {
return this._prefix || '';
},
+ // Append Items that should be shown
_showItems : function (offset) {
this.delete();
@@ -194,12 +233,16 @@
*/
delete : function () {
var child;
+
+ // Iterate over all visible items
for (var i = 0; i <= this.limit(); i++) {
+ // there is a visible element - unhighlight!
if (child = this.shownItem(i))
child.lowlight();
};
+ // Remove all children
while (child = this._element.firstChild)
this._element.removeChild(child);
},
@@ -218,10 +261,38 @@
},
+ // Prepend item to the shown list based on index
+ _prepend : function (i) {
+ var item = this.item(i);
+
+ // Highlight based on prefix
+ if (this.prefix().length > 0)
+ item.highlight(this.prefix());
+
+ var e = this.element();
+ // Append element
+ e.insertBefore(
+ item.element(),
+ e.firstChild
+ );
+ },
+
+
+ /**
+ * Get a specific item from the complete list
+ *
+ * @param {number} index of the list item
+ */
+ item : function (index) {
+ return this._items[index]
+ },
+
+
/**
* Get a specific item from the filtered list
*
* @param {number} index of the list item
+ * in the filtered list
*/
liveItem : function (index) {
if (this._list === undefined)
@@ -231,15 +302,12 @@
return this._items[this._list[index]];
},
- length : function () {
- return this._items.length;
- },
-
/**
* Get a specific item from the visible list
*
* @param {number} index of the list item
+ * in the visible list
*/
shownItem : function (index) {
if (index >= this.limit())
@@ -248,8 +316,16 @@
},
- /*
- * Make the next item in the menu active
+ /**
+ * Get the length of the full list
+ */
+ length : function () {
+ return this._items.length;
+ },
+
+
+ /**
+ * Make the next item in the filtered menu active
*/
next : function () {
// No active element set
@@ -270,7 +346,7 @@
}
// The next element is outside the view - roll down
- else if (this._position >= (this.limit + this._offset)) {
+ else if (this._position >= (this.limit() + this._offset)) {
this._removeFirst();
this._offset++;
this._append(this._list[this._position]);
@@ -282,8 +358,8 @@
/*
* Make the previous item in the menu active
*/
-/*
prev : function () {
+ // No active element set
if (this._position == -1)
return;
@@ -294,9 +370,9 @@
// The previous element is undefined - roll to bottom
if (newItem === undefined) {
- this._position = this.liveLength - 1;
+ this._offset = this.liveLength() - this.limit();
+ this._position = this.liveLength() - 1;
newItem = this.liveItem(this._position);
- this._offset = this.liveLength - this.limit;
this._showItems(this._offset);
}
@@ -306,85 +382,33 @@
this._offset--;
this._prepend(this._list[this._position]);
};
+
newItem.active(true);
},
-*/
- /**
- * Get the context of the menue,
- * e.g. "tt/" for the tree tagger menu
- */
-/*
- get context () {
- return this._context;
- },
-*/
-/*
- get liveLength () {
- if (this._list === undefined)
- this._initList();
- return this._list.length;
- },
-*/
-/*
- chooseHint : function (e) {
- var element = e.target;
- while (element.nodeName == "STRONG" || element.nodeName == "SPAN")
- element = element.parentNode;
-
- if (element === undefined || element.nodeName != "LI")
- return;
-
- var action = element.getAttribute('data-action');
- hint.insertText(action);
- var menu = hint.menu();
- menu.hide();
-
- // Fill this with the correct value
- var show;
- if ((show = hint.analyzeContext()) != "-") {
- menu.show(show);
- menu.update(
- hint._search.getBoundingClientRect().right
- );
- };
-
- hint._search.focus();
- },
-
+ // Remove the HTML node from the first item
_removeFirst : function () {
this.item(this._list[this._offset]).lowlight();
this._element.removeChild(this._element.firstChild);
},
+
+ // Remove the HTML node from the last item
_removeLast : function () {
- this.item(this._list[this._offset + this.limit - 1]).lowlight();
+ this.item(this._list[this._offset + this.limit() - 1]).lowlight();
this._element.removeChild(this._element.lastChild);
},
-
- // Prepend item to the shown list based on index
- _prepend : function (i) {
- var item = this.item(i);
-
- // Highlight based on prefix
- if (this.prefix.length > 0)
- item.highlight(this.prefix);
-
- // Append element
- this.element.insertBefore(
- item.element,
- this.element.firstChild
- );
- },
-*/
-
+ // Length of the filtered list
+ liveLength : function () {
+ if (this._list === undefined)
+ this._initList();
+ return this._list.length;
+ }
};
-
-
/**
* Item in the Dropdown menu
*/
@@ -585,4 +609,10 @@
},
};
+/*
+ KorAP._updateKey : function (e) {
+ var code = this._codeFromEvent(e)
+ };
+*/
+
}(this.KorAP));