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Check return values from activate()/deactivate() in subclassed Handlers and Controls, as appropriate. Fixes #599.

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git-svn-id: http://svn.openlayers.org/trunk/openlayers@2955 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
Schuyler Erle
2007-04-01 21:33:59 +00:00
parent 75b81b2374
commit 07abc57037
4 changed files with 68 additions and 36 deletions
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26
lib/OpenLayers/Control/Panel.js
View File

@@ -34,20 +34,28 @@ OpenLayers.Control.Panel.prototype =
},
activate: function() {
OpenLayers.Control.prototype.activate.apply(this, arguments);
for(var i = 0; i < this.controls.length; i++) {
if (this.controls[i] == this.defaultControl) {
this.controls[i].activate();
if (OpenLayers.Control.prototype.activate.apply(this, arguments)) {
for(var i = 0; i < this.controls.length; i++) {
if (this.controls[i] == this.defaultControl) {
this.controls[i].activate();
}
}
this.redraw();
return true;
} else {
return false;
}
this.redraw();
},
deactivate: function() {
OpenLayers.Control.prototype.deactivate.apply(this, arguments);
for(var i = 0; i < this.controls.length; i++) {
this.controls[i].deactivate();
if (OpenLayers.Control.prototype.deactivate.apply(this, arguments)) {
for(var i = 0; i < this.controls.length; i++) {
this.controls[i].deactivate();
}
this.redraw();
return true;
} else {
return false;
}
this.redraw();
},
/**

16
lib/OpenLayers/Handler/Box.js
View File

@@ -113,13 +113,21 @@ OpenLayers.Handler.Box.prototype = OpenLayers.Class.inherit( OpenLayers.Handler,
},
activate: function () {
OpenLayers.Handler.prototype.activate.apply(this, arguments);
this.dragHandler.activate();
if (OpenLayers.Handler.prototype.activate.apply(this, arguments)) {
this.dragHandler.activate();
return true;
} else {
return false;
}
},
deactivate: function () {
OpenLayers.Handler.prototype.deactivate.apply(this, arguments);
this.dragHandler.deactivate();
if (OpenLayers.Handler.prototype.deactivate.apply(this, arguments)) {
this.dragHandler.deactivate();
return true;
} else {
return false;
}
},
CLASS_NAME: "OpenLayers.Handler.Box"

24
lib/OpenLayers/Handler/Keyboard.js
View File

@@ -42,18 +42,26 @@ OpenLayers.Handler.Keyboard.prototype = OpenLayers.Class.inherit( OpenLayers.Han
},
activate: function() {
OpenLayers.Handler.prototype.activate.apply(this, arguments);
for (var i = 0; i < this.KEY_EVENTS.length; i++) {
OpenLayers.Event.observe(
window, this.KEY_EVENTS[i], this.eventListener);
if (OpenLayers.Handler.prototype.activate.apply(this, arguments)) {
for (var i = 0; i < this.KEY_EVENTS.length; i++) {
OpenLayers.Event.observe(
window, this.KEY_EVENTS[i], this.eventListener);
}
return true;
} else {
return false;
}
},
deactivate: function() {
OpenLayers.Handler.prototype.activate.apply(this, arguments);
for (var i = 0; i < this.KEY_EVENTS.length; i++) {
OpenLayers.Event.stopObserving(
document, this.KEY_EVENTS[i], this.eventListener);
if (OpenLayers.Handler.prototype.deactivate.apply(this, arguments)) {
for (var i = 0; i < this.KEY_EVENTS.length; i++) {
OpenLayers.Event.stopObserving(
document, this.KEY_EVENTS[i], this.eventListener);
}
return true;
} else {
return false;
}
},

32
lib/OpenLayers/Handler/MouseWheel.js
View File

@@ -103,21 +103,29 @@ OpenLayers.Handler.MouseWheel.prototype = OpenLayers.Class.inherit( OpenLayers.H
},
activate: function (evt) {
OpenLayers.Handler.prototype.activate.apply(this, arguments);
//register mousewheel events specifically on the window and document
var wheelListener = this.wheelListener;
OpenLayers.Event.observe(window, "DOMMouseScroll", wheelListener);
OpenLayers.Event.observe(window, "mousewheel", wheelListener);
OpenLayers.Event.observe(document, "mousewheel", wheelListener);
if (OpenLayers.Handler.prototype.activate.apply(this, arguments)) {
//register mousewheel events specifically on the window and document
var wheelListener = this.wheelListener;
OpenLayers.Event.observe(window, "DOMMouseScroll", wheelListener);
OpenLayers.Event.observe(window, "mousewheel", wheelListener);
OpenLayers.Event.observe(document, "mousewheel", wheelListener);
return true;
} else {
return false;
}
},
deactivate: function (evt) {
OpenLayers.Handler.prototype.deactivate.apply(this, arguments);
// unregister mousewheel events specifically on the window and document
var wheelListener = this.wheelListener;
OpenLayers.Event.stopObserving(window, "DOMMouseScroll", wheelListener);
OpenLayers.Event.stopObserving(window, "mousewheel", wheelListener);
OpenLayers.Event.stopObserving(document, "mousewheel", wheelListener);
if (OpenLayers.Handler.prototype.deactivate.apply(this, arguments)) {
// unregister mousewheel events specifically on the window and document
var wheelListener = this.wheelListener;
OpenLayers.Event.stopObserving(window, "DOMMouseScroll", wheelListener);
OpenLayers.Event.stopObserving(window, "mousewheel", wheelListener);
OpenLayers.Event.stopObserving(document, "mousewheel", wheelListener);
return true;
} else {
return false;
}
},
/** @final @type String */