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Merge pull request #222 from camptocamp/access_keyboardcontrol

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KeyboardDefaults control improvements
This commit is contained in:
Éric Lemoine
2012-02-28 03:02:19 -08:00
parent 1c6d44e5d5 c0b02b278a
commit 43809ea330
4 changed files with 142 additions and 48 deletions
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lib/OpenLayers/Handler/Keyboard.js
+10 -2
View File
@@ -33,6 +33,13 @@ OpenLayers.Handler.Keyboard = OpenLayers.Class(OpenLayers.Handler, {
*/
eventListener: null,
/**
* Property: observeElement
* {DOMElement|String} The DOM element on which we listen for
* key events. Default to the document.
*/
observeElement: null,
/**
* Constructor: OpenLayers.Handler.Keyboard
* Returns a new keyboard handler.
@@ -71,9 +78,10 @@ OpenLayers.Handler.Keyboard = OpenLayers.Class(OpenLayers.Handler, {
*/
activate: function() {
if (OpenLayers.Handler.prototype.activate.apply(this, arguments)) {
this.observeElement = this.observeElement || document;
for (var i=0, len=this.KEY_EVENTS.length; i<len; i++) {
OpenLayers.Event.observe(
document, this.KEY_EVENTS[i], this.eventListener);
this.observeElement, this.KEY_EVENTS[i], this.eventListener);
}
return true;
} else {
@@ -89,7 +97,7 @@ OpenLayers.Handler.Keyboard = OpenLayers.Class(OpenLayers.Handler, {
if (OpenLayers.Handler.prototype.deactivate.apply(this, arguments)) {
for (var i=0, len=this.KEY_EVENTS.length; i<len; i++) {
OpenLayers.Event.stopObserving(
document, this.KEY_EVENTS[i], this.eventListener);
this.observeElement, this.KEY_EVENTS[i], this.eventListener);
}
deactivated = true;
}