Add QML window example + shared QML module

Port the Qt Quick example "Window and Screen" to PySide. This includes a
"shared" QML module located in a sibling directory of the example.

Task-number: PYSIDE-841
Pick-to: 6.2 6.3
Change-Id: I7c8376701390b10d8b28bbf0ad04dce7a3089b20
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io>

1 files changed, 45 insertions, 0 deletions

diff --git a/examples/declarative/shared/FlickrRssModel.qml b/examples/declarative/shared/FlickrRssModel.qml
new file mode 100644
index 000000000..66f53b8ef
--- /dev/null
+++ b/examples/declarative/shared/FlickrRssModel.qml
@@ -0,0 +1,45 @@
+// Copyright (C) 2017 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+import QtQuick 2.12
+
+ListModel {
+    id: flickrImages
+    property string tags : ""
+    readonly property string queryUrl : "http://api.flickr.com/services/feeds/photos_public.gne?"
+
+    function encodeParams(x) {
+        return encodeURIComponent(x.replace(" ",","));
+    }
+    function fetchImages(format) {
+        var requestURL = queryUrl + (tags ? "tags="+encodeParams(tags)+"&" : "") + "format=" + format + "&nojsoncallback=1";
+        var xhr = new XMLHttpRequest;
+        xhr.onreadystatechange = function() {
+            if (xhr.readyState === XMLHttpRequest.DONE) {
+
+                if (xhr.status !== 200) {
+                    console.log("Failed to get images from flickr. status code: " + xhr.status);
+                    return;
+                }
+
+                var jsonText = xhr.responseText;
+                var objArray = JSON.parse(jsonText.replace(/\'/g,"'"))
+                if (objArray.errors !== undefined)
+                    console.log("Error fetching tweets: " + objArray.errors[0].message)
+                else {
+                    for (var key in objArray.items) {
+                        var rssItem = objArray.items[key];
+                        var jsonObject = "{ \"title\": \"" + rssItem.title +"\",\"media\": \"" + rssItem.media.m + "\", \"thumbnail\": \"" + rssItem.media.m.replace(/\_m\.jpg/,"_s.jpg") +"\"}"
+                        flickrImages.append(JSON.parse(jsonObject));
+                    }
+                }
+            }
+        }
+        xhr.open("GET", requestURL, true);
+        xhr.send();
+    }
+    Component.onCompleted: {
+        fetchImages("json");
+    }
+}
+