Quick examples: Standardize loading code

Expand local file by directory of script and load via QUrl.
Exit on error.

Change-Id: Ia5fd36cbe9b8940e265968e91a5e5ec2b216276b
Reviewed-by: Christian Tismer <tismer@stackless.com>

12 files changed, 56 insertions, 14 deletions

diff --git a/examples/declarative/extending/chapter1-basics/basics.py b/examples/declarative/extending/chapter1-basics/basics.py
index 64d7ad0..2ed02fd 100644
--- a/examples/declarative/extending/chapter1-basics/basics.py
+++ b/examples/declarative/extending/chapter1-basics/basics.py
@@ -88,7 +88,10 @@ if __name__ == '__main__':
 
     view = QQuickView()
     view.setResizeMode(QQuickView.SizeRootObjectToView)
-    view.setSource(QUrl.fromLocalFile('app.qml'))
+    qmlFile = os.path.join(os.path.dirname(__file__), 'app.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
     view.show()
     res = app.exec_()
     # Deleting the view before it goes out of scope is required to make sure all child QML instances
diff --git a/examples/declarative/extending/chapter2-methods/methods.py b/examples/declarative/extending/chapter2-methods/methods.py
index 847d5e5..f9bd6d3 100644
--- a/examples/declarative/extending/chapter2-methods/methods.py
+++ b/examples/declarative/extending/chapter2-methods/methods.py
@@ -93,7 +93,10 @@ if __name__ == '__main__':
 
     view = QQuickView()
     view.setResizeMode(QQuickView.SizeRootObjectToView)
-    view.setSource(QUrl.fromLocalFile('app.qml'))
+    qmlFile = os.path.join(os.path.dirname(__file__), 'app.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
     view.show()
     res = app.exec_()
     # Deleting the view before it goes out of scope is required to make sure all child QML instances
diff --git a/examples/declarative/extending/chapter3-bindings/bindings.py b/examples/declarative/extending/chapter3-bindings/bindings.py
index 47e02a6..e87d3f4 100644
--- a/examples/declarative/extending/chapter3-bindings/bindings.py
+++ b/examples/declarative/extending/chapter3-bindings/bindings.py
@@ -98,7 +98,10 @@ if __name__ == '__main__':
 
     view = QQuickView()
     view.setResizeMode(QQuickView.SizeRootObjectToView)
-    view.setSource(QUrl.fromLocalFile('app.qml'))
+    qmlFile = os.path.join(os.path.dirname(__file__), 'app.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
     view.show()
     res = app.exec_()
     # Deleting the view before it goes out of scope is required to make sure all child QML instances
diff --git a/examples/declarative/extending/chapter4-customPropertyTypes/customPropertyTypes.py b/examples/declarative/extending/chapter4-customPropertyTypes/customPropertyTypes.py
index 4b936fa..fd94991 100644
--- a/examples/declarative/extending/chapter4-customPropertyTypes/customPropertyTypes.py
+++ b/examples/declarative/extending/chapter4-customPropertyTypes/customPropertyTypes.py
@@ -103,7 +103,10 @@ if __name__ == '__main__':
 
     view = QQuickView()
     view.setResizeMode(QQuickView.SizeRootObjectToView)
-    view.setSource(QUrl.fromLocalFile('app.qml'))
+    qmlFile = os.path.join(os.path.dirname(__file__), 'app.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
     view.show()
     res = app.exec_()
     # Deleting the view before it goes out of scope is required to make sure all child QML instances
diff --git a/examples/declarative/extending/chapter5-listproperties/listproperties.py b/examples/declarative/extending/chapter5-listproperties/listproperties.py
index a6b270b..718691f 100644
--- a/examples/declarative/extending/chapter5-listproperties/listproperties.py
+++ b/examples/declarative/extending/chapter5-listproperties/listproperties.py
@@ -116,7 +116,10 @@ if __name__ == '__main__':
 
     view = QQuickView()
     view.setResizeMode(QQuickView.SizeRootObjectToView)
-    view.setSource(QUrl.fromLocalFile('app.qml'))
+    qmlFile = os.path.join(os.path.dirname(__file__), 'app.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
     view.show()
     res = app.exec_()
     # Deleting the view before it goes out of scope is required to make sure all child QML instances
diff --git a/examples/declarative/scrolling.py b/examples/declarative/scrolling.py
index a614c70..ff704c4 100755
--- a/examples/declarative/scrolling.py
+++ b/examples/declarative/scrolling.py
@@ -42,6 +42,7 @@
 
 from __future__ import print_function
 
+import os
 import sys
 from PySide2.QtCore import QUrl
 from PySide2.QtGui import QGuiApplication
@@ -60,8 +61,10 @@ if __name__ == '__main__':
     ctxt = view.rootContext()
     ctxt.setContextProperty("myModel", dataList)
 
-    url = QUrl('view.qml')
-    view.setSource(url)
+    qmlFile = os.path.join(os.path.dirname(__file__), 'view.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
     view.show()
 
     app.exec_()
diff --git a/examples/declarative/signals/pytoqml1/main.py b/examples/declarative/signals/pytoqml1/main.py
index 0ca1ffe..92f94fe 100755
--- a/examples/declarative/signals/pytoqml1/main.py
+++ b/examples/declarative/signals/pytoqml1/main.py
@@ -42,6 +42,7 @@
 
 from __future__ import print_function
 
+import os
 import sys
 from PySide2.QtCore import QTimer, QUrl
 from PySide2.QtGui import QGuiApplication
@@ -55,7 +56,10 @@ if __name__ == '__main__':
     timer.start(2000)
 
     view = QQuickView()
-    view.setSource(QUrl('view.qml'))
+    qmlFile = os.path.join(os.path.dirname(__file__), 'view.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
     root = view.rootObject()
 
     timer.timeout.connect(root.updateRotater)
diff --git a/examples/declarative/signals/qmltopy1/main.py b/examples/declarative/signals/qmltopy1/main.py
index 1ce0507..683169e 100755
--- a/examples/declarative/signals/qmltopy1/main.py
+++ b/examples/declarative/signals/qmltopy1/main.py
@@ -42,6 +42,7 @@
 
 from __future__ import print_function
 
+import os
 import sys
 from PySide2.QtCore import QObject, QUrl, Slot
 from PySide2.QtGui import QGuiApplication
@@ -76,7 +77,10 @@ if __name__ == '__main__':
     context = view.rootContext()
     context.setContextProperty("con", con)
 
-    view.setSource(QUrl('view.qml'))
+    qmlFile = os.path.join(os.path.dirname(__file__), 'view.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
     view.show()
     res = app.exec_()
     # Deleting the view before it goes out of scope is required to make sure all child QML instances
diff --git a/examples/declarative/signals/qmltopy2/main.py b/examples/declarative/signals/qmltopy2/main.py
index 2526ede..bb84f27 100755
--- a/examples/declarative/signals/qmltopy2/main.py
+++ b/examples/declarative/signals/qmltopy2/main.py
@@ -42,6 +42,7 @@
 
 from __future__ import print_function
 
+import os
 import sys
 from PySide2.QtCore import QObject, QUrl, Slot
 from PySide2.QtGui import QGuiApplication
@@ -68,7 +69,10 @@ if __name__ == '__main__':
     context = view.rootContext()
     context.setContextProperty("rotatevalue", rotatevalue)
 
-    view.setSource(QUrl('view.qml'))
+    qmlFile = os.path.join(os.path.dirname(__file__), 'view.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
     view.show()
     res = app.exec_()
     # Deleting the view before it goes out of scope is required to make sure all child QML instances
diff --git a/examples/declarative/signals/qmltopy3/main.py b/examples/declarative/signals/qmltopy3/main.py
index f2ddd49..c78c77a 100755
--- a/examples/declarative/signals/qmltopy3/main.py
+++ b/examples/declarative/signals/qmltopy3/main.py
@@ -42,6 +42,7 @@
 
 from __future__ import print_function
 
+import os
 import sys
 from PySide2.QtCore import QObject, QUrl
 from PySide2.QtGui import QGuiApplication
@@ -54,7 +55,10 @@ def sayThis(s):
 if __name__ == '__main__':
     app = QGuiApplication(sys.argv)
     view = QQuickView()
-    view.setSource(QUrl('view.qml'))
+    qmlFile = os.path.join(os.path.dirname(__file__), 'view.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
 
     root = view.rootObject()
     root.textRotationChanged.connect(sayThis)
diff --git a/examples/declarative/signals/qmltopy4/main.py b/examples/declarative/signals/qmltopy4/main.py
index fb6fc3e..9eb9d41 100755
--- a/examples/declarative/signals/qmltopy4/main.py
+++ b/examples/declarative/signals/qmltopy4/main.py
@@ -42,6 +42,7 @@
 
 from __future__ import print_function
 
+import os
 import sys
 from PySide2.QtCore import QObject, QUrl
 from PySide2.QtGui import QGuiApplication
@@ -54,7 +55,10 @@ def sayThis(s):
 if __name__ == '__main__':
     app = QGuiApplication(sys.argv)
     view = QQuickView()
-    view.setSource(QUrl('view.qml'))
+    qmlFile = os.path.join(os.path.dirname(__file__), 'view.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
 
     root = view.rootObject()
     button = root.findChild(QObject, "buttonMouseArea")
diff --git a/examples/declarative/usingmodel.py b/examples/declarative/usingmodel.py
index cbb334e..7d73990 100644
--- a/examples/declarative/usingmodel.py
+++ b/examples/declarative/usingmodel.py
@@ -42,8 +42,9 @@
 
 from __future__ import print_function
 
+import os
 import sys
-from PySide2.QtCore import QAbstractListModel, Qt
+from PySide2.QtCore import QAbstractListModel, Qt, QUrl
 from PySide2.QtGui import QGuiApplication
 import PySide2.QtQml
 from PySide2.QtQuick import QQuickView
@@ -89,7 +90,10 @@ if __name__ == '__main__':
     myModel.populate()
 
     view.rootContext().setContextProperty("myModel", myModel)
-    view.setSource('view.qml')
+    qmlFile = os.path.join(os.path.dirname(__file__), 'view.qml')
+    view.setSource(QUrl.fromLocalFile(qmlFile))
+    if view.status() == QQuickView.Error:
+        sys.exit(-1)
     view.show()
 
     app.exec_()