Introduce touch gesture for hint menu
Change-Id: I63e55405ea0d4df8a51932f96c6bbd312ebe4388
diff --git a/dev/js/src/hint.js b/dev/js/src/hint.js
index 519ed26..91381f5 100644
--- a/dev/js/src/hint.js
+++ b/dev/js/src/hint.js
@@ -23,9 +23,9 @@
'hint/alert',
'util'
], function (inputClass,
- menuClass,
- analyzerClass,
- alertClass) {
+ menuClass,
+ analyzerClass,
+ alertClass) {
"use strict";
/**
@@ -101,17 +101,17 @@
var that = this;
this._inputField.container().addEventListener('click', function (e) {
- if (!this.classList.contains('active')) {
- that.show(false);
- };
+ if (!this.classList.contains('active')) {
+ that.show(false);
+ };
});
var _down = function (e) {
- var code = _codeFromEvent(e);
- if (code === 40) {
- this.show(false);
- e.halt();
- };
+ var code = _codeFromEvent(e);
+ if (code === 40) {
+ this.show(false);
+ e.halt();
+ };
};
// Move infobox
@@ -120,12 +120,29 @@
// Add event listener for key pressed down
inputFieldElement.addEventListener(
- "keydown", _down.bind(this), false
+ "keydown", _down.bind(this), false
+ );
+
+ // Add touch events
+ inputFieldElement.addEventListener(
+ 'touchstart',
+ this._touch.bind(this),
+ false
+ );
+ inputFieldElement.addEventListener(
+ 'touchend',
+ this._touch.bind(this),
+ false
+ );
+ inputFieldElement.addEventListener(
+ 'touchmove',
+ this._touch.bind(this),
+ false
);
// Set Analyzer for context
this._analyzer = analyzerClass.create(
- param["context"] || KorAP.context
+ param["context"] || KorAP.context
);
return this;
},
@@ -145,11 +162,11 @@
alert : function (charPos, msg) {
if (arguments.length === 0)
- return this._alert;
+ return this._alert;
// Do not alert if already alerted!
if (this._alert.active)
- return false;
+ return false;
// Move to the correct position
this._inputField.moveto(charPos);
@@ -169,7 +186,7 @@
update : function () {
this._inputField.update();
if (this._alert.hide())
- this.active(null);
+ this.active(null);
},
@@ -179,14 +196,14 @@
menu : function (action) {
if (this._menu[action] === undefined) {
- // No matching hint menu
- if (KorAP.annotationHelper[action] === undefined)
- return;
+ // No matching hint menu
+ if (KorAP.annotationHelper[action] === undefined)
+ return;
- // Create matching hint menu
- this._menu[action] = menuClass.create(
- this, action, KorAP.annotationHelper[action]
- );
+ // Create matching hint menu
+ this._menu[action] = menuClass.create(
+ this, action, KorAP.annotationHelper[action]
+ );
};
// Return matching hint menu
@@ -209,7 +226,7 @@
context = this._analyzer.test(context);
if (context === undefined || context.length == 0) {
- return ifContext ? undefined : this.menu("-");
+ return ifContext ? undefined : this.menu("-");
};
return this.menu(context) || (ifContext ? undefined : this.menu('-'));
@@ -225,19 +242,19 @@
// A menu or null was passed
if (arguments.length === 1) {
- var c = this._inputField.container();
+ var c = this._inputField.container();
// Make the menu active
- if (obj !== null) {
- c.classList.add('active');
- this._active = obj;
- }
+ if (obj !== null) {
+ c.classList.add('active');
+ this._active = obj;
+ }
// Make the menu inactive
- else {
- c.classList.remove('active');
- this._active = null;
- }
+ else {
+ c.classList.remove('active');
+ this._active = null;
+ }
};
// Return
@@ -258,19 +275,19 @@
// Remove the active object
this._unshow();
-
+
// Get the menu
var menu;
if (menu = this.contextMenu(ifContext)) {
- this.active(menu);
+ this.active(menu);
var c = this._inputField.container();
- c.appendChild(menu.element());
+ c.appendChild(menu.element());
- menu.show();
- menu.focus();
- // Focus on input field
- // this.inputField.element.focus();
+ menu.show();
+ menu.focus();
+ // Focus on input field
+ // this.inputField.element.focus();
}
else {
this._inputField.element().focus();
@@ -296,19 +313,40 @@
this._inputField.element().focus();
},
+
+ // Catch touch events
+ _touch : function (e) {
+
+ if (e.type === 'touchstart') {
+ var t = e.touches[0];
+ this._lastTouch = t.clientY;
+ }
+ else if (e.type === 'touchend') {
+ this._lastTouch = undefined;
+ }
+ else if (e.type == 'touchmove') {
+ var t = e.touches[0];
+ if ((this._lastTouch + 10) < t.clientY) {
+ this.show();
+ this._lastTouch = undefined;
+ };
+ e.halt();
+ }
+ },
+
_unshow : function () {
if (this.active() !== null) {
// var act = this.active();
// This does not work for alert currently!
- //if (act._type !== 'alert') {
+ //if (act._type !== 'alert') {
if (!this._alert.active) {
// This does not work for webkit!
var c = this._inputField.container();
c.removeChild(this._active.element());
- }
+ }
else {
this._unshowAlert();
};