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add an observeElement option to Handler.Keyboard and Control.KeyboardDefaults to control the DOM element on which key events are observed

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This commit is contained in:
Éric Lemoine
2012-01-26 13:11:33 +01:00
parent 2ecec3ddc3
commit c0b02b278a
4 changed files with 95 additions and 27 deletions
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16
lib/OpenLayers/Control/KeyboardDefaults.js
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@@ -34,6 +34,15 @@ OpenLayers.Control.KeyboardDefaults = OpenLayers.Class(OpenLayers.Control, {
*/
slideFactor: 75,
/**
* APIProperty: observeElement
* {DOMelement|String} The DOM element to handle keys for. You
* can use the map div here, to have the navigation keys
* work when the map div has the focus. If undefined the
* document is used.
*/
observeElement: null,
/**
* Constructor: OpenLayers.Control.KeyboardDefaults
*/
@@ -43,8 +52,11 @@ OpenLayers.Control.KeyboardDefaults = OpenLayers.Class(OpenLayers.Control, {
* Create handler.
*/
draw: function() {
this.handler = new OpenLayers.Handler.Keyboard( this, {
"keydown": this.defaultKeyPress });
var observeElement = this.observeElement || document;
this.handler = new OpenLayers.Handler.Keyboard( this,
{"keydown": this.defaultKeyPress},
{observeElement: observeElement}
);
},
/**