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harbs pushed a commit to branch develop
in repository https://gitbox.apache.org/repos/asf/royale-asjs.git
The following commit(s) were added to refs/heads/develop by this push:
new 3c5b040 Added HandleImageLoadErrors for global handling of image load
errors Works for HTML and SVG images
3c5b040 is described below
commit 3c5b040ef38321fa41b064026fcdbbaa6b7ea250
Author: Harbs <ha...@in-tools.com>
AuthorDate: Wed Jan 12 15:47:09 2022 +0200
Added HandleImageLoadErrors for global handling of image load errors
Works for HTML and SVG images
---
.../Basic/src/main/resources/basic-manifest.xml | 2 +
.../royale/html/beads/HandleImageLoadErrors.as | 78 ++++++++++++++++++++++
2 files changed, 80 insertions(+)
diff --git a/frameworks/projects/Basic/src/main/resources/basic-manifest.xml
b/frameworks/projects/Basic/src/main/resources/basic-manifest.xml
index e85b84d..3c949f0 100644
--- a/frameworks/projects/Basic/src/main/resources/basic-manifest.xml
+++ b/frameworks/projects/Basic/src/main/resources/basic-manifest.xml
@@ -165,6 +165,8 @@
<component id="VRuleView" class="org.apache.royale.html.beads.VRuleView"
/>
-->
+ <component id="HandleImageLoadErrors"
class="org.apache.royale.html.beads.HandleImageLoadErrors"/>
+
<component id="GetScrollbarWidth"
class="org.apache.royale.html.beads.GetScrollbarWidth"/>
<component id="ThrottleBead"
class="org.apache.royale.html.beads.ThrottleBead"/>
<component id="UnselectableElementBead"
class="org.apache.royale.html.beads.UnselectableElementBead"/>
diff --git
a/frameworks/projects/Basic/src/main/royale/org/apache/royale/html/beads/HandleImageLoadErrors.as
b/frameworks/projects/Basic/src/main/royale/org/apache/royale/html/beads/HandleImageLoadErrors.as
new file mode 100644
index 0000000..0a33787
--- /dev/null
+++
b/frameworks/projects/Basic/src/main/royale/org/apache/royale/html/beads/HandleImageLoadErrors.as
@@ -0,0 +1,78 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+// Licensed to the Apache Software Foundation (ASF) under one or more
+// contributor license agreements. See the NOTICE file distributed with
+// this work for additional information regarding copyright ownership.
+// The ASF licenses this file to You under the Apache License, Version 2.0
+// (the "License"); you may not use this file except in compliance with
+// the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+////////////////////////////////////////////////////////////////////////////////
+package org.apache.royale.html.beads
+{
+ import org.apache.royale.core.IStrand;
+ import org.apache.royale.events.Event;
+ import org.apache.royale.core.IRenderedObject;
+ import org.apache.royale.core.DispatcherBead;
+ import org.apache.royale.events.ValueEvent;
+
+ /**
+ * Dispatched when an image fails to load.
+ * The ValueEvent contains the caught error event
+ * https://developer.mozilla.org/en-US/docs/Web/API/Element/error_event
+ *
+ * @langversion 3.0
+ * @productversion Royale 0.9.9
+ */
+ [Event(name="error", type="org.apache.royale.events.ValueEvent")]
+
+ /**
+ * Catches errors in loaded images anywhere in the hierarchy below the
strand.
+ * Caught error can have global handling.
+ * Dispatches a ValueEvent which contains the caught event as its value.
+ */
+ public class HandleImageLoadErrors extends DispatcherBead
+ {
+
+ public static const ERROR:String = "error";
+
+ override public function set strand(value:IStrand):void
+ {
+ super.strand = value;
+ attachListener();
+ }
+ COMPILE::JS
+ private function attachListener():void
+ {
+ (_strand as
IRenderedObject).element.addEventListener("error",handleError,true);
+ }
+ COMPILE::JS
+ protected function handleError(ev:Event):void
+ {
+ if(ev.target is HTMLImageElement || ev.target is
SVGImageElement)
+ {
+ dispatchEvent(new ValueEvent(ERROR,ev));
+ }
+ }
+
+ COMPILE::SWF
+ private function attachListener():void
+ {
+ //TODO SWF implementation
+ }
+ COMPILE::SWF
+ protected function handleError(ev:Event):void
+ {
+ //TODO SWF implementation
+ }
+
+ }
+}
\ No newline at end of file
