Python QtWidgets.QProgressBar方法代码示例

# 需要导入模块: from qgis.PyQt import QtWidgets [as 别名]
# 或者: from qgis.PyQt.QtWidgets import QProgressBar [as 别名]
def __init__(self, min, max, message, parent=None, timeout = 1.5):
        """
        Constructs a progress widget
        """
        super(self.__class__, self).__init__(parent)
        self.min = min
        self.max = max
        sizePolicy = QSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Fixed)
        if parent:
            self.setMinimumSize(parent.width(),40)
        else:
            self.setMinimumSize(766,40)
        self.setSizePolicy(sizePolicy)
        self.progressBar = QProgressBar()
        self.progressBar.setMinimum(min)
        self.progressBar.setMaximum(max)
        self.parent = parent
        self.msgBarItem = QgsMessageBarItem(self.tr("INFO: "), message, self.progressBar, level=Qgis.Info, duration=timeout, parent = self.parent)
        self.pushItem(self.msgBarItem)
        self.parent.repaint() 

# 需要导入模块: from qgis.PyQt import QtWidgets [as 别名]
# 或者: from qgis.PyQt.QtWidgets import QProgressBar [as 别名]
def prepareProcess(self, process, message):
        """
        Prepares the process to be executed.
        Creates a message bar.
        Connects the destroyed progress bar signal to the process cancel method
        """
        # Setting the progress bar
        progressMessageBar = self.iface.messageBar().createMessage(message)
        progressBar = QProgressBar()
        progressBar.setAlignment(Qt.AlignLeft|Qt.AlignVCenter)
        progressMessageBar.layout().addWidget(progressBar)
        self.iface.messageBar().pushWidget(progressMessageBar, self.iface.messageBar().INFO)

        #connecting the destroyed signal
        progressMessageBar.destroyed.connect(process.messenger.progressCanceled)

        #storing the process and its related progressBar
        self.processDict[process] = progressBar

        #initiating processing
        QThreadPool.globalInstance().start(process) 

# 需要导入模块: from qgis.PyQt import QtWidgets [as 别名]
# 或者: from qgis.PyQt.QtWidgets import QProgressBar [as 别名]
def messageShow(self, progress, count, max):
        if not progress:
            progressMessageBar = iface.messageBar().createMessage(
                "Looping through " + str(max) + " records ...")
            progress = QProgressBar()
            progress.setMaximum(max)
            progress.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
            progressMessageBar.layout().addWidget(progress)
            iface.messageBar().pushWidget(progressMessageBar, level=1)
            iface.mainWindow().repaint()
        #    return progress
        if progress:
            progress.setValue(count)
        return(progress) 

# 需要导入模块: from qgis.PyQt import QtWidgets [as 别名]
# 或者: from qgis.PyQt.QtWidgets import QProgressBar [as 别名]
def __init__(self, parent, title = ''):
        '''
        progressBar class instatiation method. It creates a QgsMessageBar with provided msg and a working QProgressBar
        :param parent:
        :param msg: string
        '''
        self.iface = parent.iface
        self.title = title 

# 需要导入模块: from qgis.PyQt import QtWidgets [as 别名]
# 或者: from qgis.PyQt.QtWidgets import QProgressBar [as 别名]
def start(self,max=0, msg = ''):
        self.widget = self.iface.messageBar().createMessage(self.title,msg)
        self.progressBar = QProgressBar()
        self.progressBar.setRange(0,max)
        self.progressBar.setValue(0)
        self.progressBar.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
        self.widget.layout().addWidget(self.progressBar)
        QApplication.processEvents()
        self.iface.messageBar().pushWidget(self.widget, Qgis.Info, 50)
        QApplication.processEvents() 

# 需要导入模块: from qgis.PyQt import QtWidgets [as 别名]
# 或者: from qgis.PyQt.QtWidgets import QProgressBar [as 别名]
def __import_data(self):
        assert(self.project)
        dir_ = QFileDialog.getExistingDirectory(
            None,
            u"Data directory",
            QgsProject.instance().readEntry("albion", "last_dir", "")[0],
            QFileDialog.ShowDirsOnly | QFileDialog.DontUseNativeDialog
        )
        if not dir_:
            return
        QgsProject.instance().writeEntry("albion", "last_dir", dir_),

        progressMessageBar = self.__iface.messageBar().createMessage(
            "Loading {}...".format(dir_)
        )
        progress = QProgressBar()
        progress.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
        progressMessageBar.layout().addWidget(progress)
        self.__iface.messageBar().pushWidget(progressMessageBar)

        self.project.import_data(dir_, ProgressBar(progress))
        #self.project.triangulate()
        self.project.create_section_view_0_90(4)

        self.__iface.messageBar().clearWidgets()

        collar = QgsProject.instance().mapLayersByName("collar")
        if len(collar):
            collar[0].reload()
            collar[0].updateExtents()
            self.__iface.setActiveLayer(collar[0])
            QApplication.instance().processEvents()
            while self.__iface.mapCanvas().isDrawing():
                QApplication.instance().processEvents()
            self.__iface.zoomToActiveLayer()

        self.__iface.actionSaveProject().trigger()

        self.__viewer3d.widget().resetScene(self.project)
        self.__current_section.clear()
        self.__current_section.addItems(self.project.sections())