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add support for anchor-based permalink, p=sbrunner, r=me (closes #2785)

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git-svn-id: http://svn.openlayers.org/trunk/openlayers@11170 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
Éric Lemoine
2011-02-21 11:53:08 +00:00
parent 3fce968f2a
commit 7e18475a0b
7 changed files with 220 additions and 14 deletions
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49
lib/OpenLayers/Control/Permalink.js
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@@ -35,6 +35,16 @@ OpenLayers.Control.Permalink = OpenLayers.Class(OpenLayers.Control, {
*/
element: null,
/**
* APIProperty: anchor
* {Boolean} This option changes 3 things:
* the character '#' is used in place of the character '?',
* the window.href is updated if no element is provided.
* When this option is set to true it's not recommend to provide
* a base without provide an element.
*/
anchor: false,
/**
* APIProperty: base
* {String}
@@ -59,14 +69,27 @@ OpenLayers.Control.Permalink = OpenLayers.Class(OpenLayers.Control, {
* Parameters:
* element - {DOMElement}
* base - {String}
* options - {Object} options to the control.
* options - {Object} options to the control.
*
* Or for anchor:
* options - {Object} options to the control.
*/
initialize: function(element, base, options) {
OpenLayers.Control.prototype.initialize.apply(this, [options]);
this.element = OpenLayers.Util.getElement(element);
this.base = base || document.location.href;
if (element !== null && typeof element == 'object' && !OpenLayers.Util.isElement(element)) {
options = element;
this.base = document.location.href;
OpenLayers.Control.prototype.initialize.apply(this, [options]);
if (this.element != null) {
this.element = OpenLayers.Util.getElement(this.element);
}
}
else {
OpenLayers.Control.prototype.initialize.apply(this, [options]);
this.element = OpenLayers.Util.getElement(element);
this.base = base || document.location.href;
}
},
/**
* APIMethod: destroy
*/
@@ -122,7 +145,7 @@ OpenLayers.Control.Permalink = OpenLayers.Class(OpenLayers.Control, {
draw: function() {
OpenLayers.Control.prototype.draw.apply(this, arguments);
if (!this.element) {
if (!this.element && !this.anchor) {
this.element = document.createElement("a");
this.element.innerHTML = OpenLayers.i18n("permalink");
this.element.href="";
@@ -146,13 +169,19 @@ OpenLayers.Control.Permalink = OpenLayers.Class(OpenLayers.Control, {
* Method: updateLink
*/
updateLink: function() {
var separator = this.anchor ? '#' : '?';
var href = this.base;
if (href.indexOf('?') != -1) {
href = href.substring( 0, href.indexOf('?') );
if (href.indexOf(separator) != -1) {
href = href.substring( 0, href.indexOf(separator) );
}
href += '?' + OpenLayers.Util.getParameterString(this.createParams());
this.element.href = href;
href += separator + OpenLayers.Util.getParameterString(this.createParams());
if (this.anchor && !this.element) {
window.location.href = href;
}
else {
this.element.href = href;
}
},
/**