<div dir="auto"><br><span style="font-family:sans-serif;font-size:12.8px">Hi,</span><div dir="auto" style="font-family:sans-serif;font-size:12.8px"><br></div><div dir="auto" style="font-family:sans-serif;font-size:12.8px">I just want to display a messageBar instead of displaying it un the processing output console (feedback.pushInfo) It's ni big deal but i was just confused.</div><div dir="auto" style="font-family:sans-serif;font-size:12.8px"><br></div><div dir="auto" style="font-family:sans-serif;font-size:12.8px">Do toi have any tips of use case of the differents pushInfo, pushConsoleInfo, etc. ?</div><div dir="auto" style="font-family:sans-serif;font-size:12.8px"><br></div><div dir="auto" style="font-family:sans-serif;font-size:12.8px">Thanks</div><br><div class="gmail_quote" dir="auto"><div dir="ltr">Le lun. 9 juil. 2018 19:18, Matthias Kuhn <<a href="mailto:matthias@opengis.ch">matthias@opengis.ch</a>> a écrit :<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div text="#000000" bgcolor="#FFFFFF">
<p>Hi,</p>
<p>can you elaborate why you need access to iface? In most cases
there are different ways that help you keep the algorithm modular
and portable by specifying required components via parameters or
acquiring them from the processing context.</p>
<p>Best regards</p>
<p>Matthias<br>
</p>
<br>
<div class="m_-6297671294293076627moz-cite-prefix">On 07/09/2018 09:58 AM, Jean-Baptiste
Desbas wrote:<br>
</div>
<blockquote type="cite">
<div dir="ltr">
<div>Hello,</div>
<div><br>
</div>
<div>What is the proper way to access iface in a processing alg
?</div>
<div><br>
</div>
<div>I try "from qgis.utils import iface" but it crash when i
make an iface.pushWarning.</div>
<div><br>
</div>
<div>Thanks,</div>
<div><br>
</div>
<div>Here is the stack trace : <br>
</div>
<div><br>
</div>
<div><br>
</div>
<div><br>
<br>
*Crash ID*: 59968a8cbec4e3d98bbe532ada707149cd7f9eee<br>
<br>
<br>
*Stack Trace*<br>
<pre><br>
QgsCustomization::preNotify :<br>
QObject::event :<br>
QApplicationPrivate::notify_helper :<br>
QApplication::notify :<br>
QgsApplication::notify :<br>
QCoreApplication::notifyInternal2 :<br>
QCoreApplicationPrivate::sendPostedEvents :<br>
qt_plugin_query_metadata :<br>
QEventDispatcherWin32::processEvents :<br>
CallWindowProcW :<br>
DispatchMessageW :<br>
QEventDispatcherWin32::processEvents :<br>
qt_plugin_query_metadata :<br>
QEventLoop::exec :<br>
QDialog::exec :<br>
PyCFunction_FastCallDict :<br>
PyObject_GenericGetAttr :<br>
PyEval_EvalFrameDefault :<br>
PyFunction_FastCallDict :<br>
PyObject_CallFunctionObjArgs :<br>
PyObject_Call :<br>
PyInit_QtCore :<br>
PyInit_QtCore :<br>
PyInit_QtCore :<br>
PyInit_QtCore :<br>
PyInit_QtCore :<br>
QMetaObject::activate :<br>
QAbstractItemView::doubleClicked :<br>
QTreeView::mouseDoubleClickEvent :<br>
QWidget::event :<br>
QFrame::event :<br>
QAbstractItemView::viewportEvent :<br>
QCoreApplicationPrivate::sendThroughObjectEventFilters :<br>
QApplicationPrivate::notify_helper :<br>
QApplication::notify :<br>
QgsApplication::notify :<br>
QCoreApplication::notifyInternal2 :<br>
QApplicationPrivate::sendMouseEvent :<br>
QSizePolicy::QSizePolicy :<br>
QSizePolicy::QSizePolicy :<br>
QApplicationPrivate::notify_helper :<br>
QApplication::notify :<br>
QgsApplication::notify :<br>
QCoreApplication::notifyInternal2 :<br>
QGuiApplicationPrivate::processMouseEvent :<br>
QWindowSystemInterface::sendWindowSystemEvents :<br>
QEventDispatcherWin32::processEvents :<br>
CallWindowProcW :<br>
DispatchMessageW :<br>
QEventDispatcherWin32::processEvents :<br>
qt_plugin_query_metadata :<br>
QEventLoop::exec :<br>
QCoreApplication::exec :<br>
main :<br>
BaseThreadInitThunk :<br>
RtlUserThreadStart :<br>
</pre><br>
<br>
<br>
*QGIS Info*<br>
QGIS Version: 3.2.0-Bonn<br>
QGIS code revision: commit:bc43194061<br>
Compiled against Qt: 5.9.2<br>
Running against Qt: 5.9.2<br>
Compiled against GDAL: 2.2.4<br>
Running against GDAL: 2.2.4<br>
<br>
<br>
<br>
*System Info*<br>
CPU Type: x86_64<br>
Kernel Type: winnt<br>
Kernel Version: 10.0.17134<br>
<br>
</div>
</div>
<br>
<fieldset class="m_-6297671294293076627mimeAttachmentHeader"></fieldset>
<br>
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<div class="m_-6297671294293076627moz-signature">-- <br>
<div class="m_-6297671294293076627moz-signature">
<div class="m_-6297671294293076627moz-signature"> <span style="text-align:left;color:#000000;font-family:'Verdana',sans-serif;font-size:10pt">Matthias Kuhn</span><br>
<a href="mailto:matthias@opengis.ch" target="_blank" rel="noreferrer"> <span style="text-align:left;color:#000000;font-family:'Verdana',sans-serif;font-size:8pt">matthias@opengis.ch</span>
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