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Load and show a QGIS project in python
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# coding=utf-8 | |
# A simple demonstration of how to load a QGIS project and then | |
# show it in a widget. | |
# This code is public domain, use if for any purpose you see fit. | |
# Tim Sutton 2015 | |
import os | |
from qgis.core import QgsProject | |
from qgis.gui import QgsMapCanvas, QgsLayerTreeMapCanvasBridge | |
from qgis.core.contextmanagers import qgisapp | |
from PyQt4.QtCore import QFileInfo | |
with qgisapp(): | |
project_path = os.path.dirname(__file__) + os.path.sep + 'test.qgs' | |
canvas = QgsMapCanvas(None) # will reparent it to widget via layout | |
# Load our project | |
bridge = QgsLayerTreeMapCanvasBridge( | |
QgsProject.instance().layerTreeRoot(), canvas) | |
QgsProject.instance().read(QFileInfo(project_path)) | |
canvas.show() |
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