Python QgsScrollArea.setWidget方法代码示例

# 需要导入模块: from qgis.gui import QgsScrollArea [as 别名]
# 或者: from qgis.gui.QgsScrollArea import setWidget [as 别名]
class ModelerParametersDialog(QDialog):

    def __init__(self, alg, model, algName=None, configuration=None):
        QDialog.__init__(self)
        self.setModal(True)

        self._alg = alg # The algorithm to define in this dialog. It is an instance of QgsProcessingAlgorithm
        self.model = model # The model this algorithm is going to be added to. It is an instance of QgsProcessingModelAlgorithm
        self.childId = algName # The name of the algorithm in the model, in case we are editing it and not defining it for the first time
        self.configuration = configuration
        self.context = createContext()

        self.widget_labels = {}

        class ContextGenerator(QgsProcessingContextGenerator):

            def __init__(self, context):
                super().__init__()
                self.processing_context = context

            def processingContext(self):
                return self.processing_context

        self.context_generator = ContextGenerator(self.context)

        self.setupUi()
        self.params = None

        settings = QgsSettings()
        self.restoreGeometry(settings.value("/Processing/modelParametersDialogGeometry", QByteArray()))

    def closeEvent(self, event):
        settings = QgsSettings()
        settings.setValue("/Processing/modelParametersDialogGeometry", self.saveGeometry())
        super(ModelerParametersDialog, self).closeEvent(event)

    def setupUi(self):
        self.checkBoxes = {}
        self.showAdvanced = False
        self.wrappers = {}
        self.valueItems = {}
        self.dependentItems = {}
        self.algorithmItem = None

        self.resize(650, 450)
        self.buttonBox = QDialogButtonBox()
        self.buttonBox.setOrientation(Qt.Horizontal)
        self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel | QDialogButtonBox.Ok | QDialogButtonBox.Help)
        self.setSizePolicy(QSizePolicy.Expanding,
                           QSizePolicy.Expanding)
        self.verticalLayout = QVBoxLayout()
        self.verticalLayout.setSpacing(5)
        self.verticalLayout.setMargin(20)

        self.bar = QgsMessageBar()
        self.bar.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
        self.verticalLayout.addWidget(self.bar)

        hLayout = QHBoxLayout()
        hLayout.setSpacing(5)
        hLayout.setMargin(0)
        descriptionLabel = QLabel(self.tr("Description"))
        self.descriptionBox = QLineEdit()
        self.descriptionBox.setText(self._alg.displayName())
        hLayout.addWidget(descriptionLabel)
        hLayout.addWidget(self.descriptionBox)
        self.verticalLayout.addLayout(hLayout)
        line = QFrame()
        line.setFrameShape(QFrame.HLine)
        line.setFrameShadow(QFrame.Sunken)
        self.verticalLayout.addWidget(line)

        widget_context = QgsProcessingParameterWidgetContext()
        widget_context.setProject(QgsProject.instance())
        if iface is not None:
            widget_context.setMapCanvas(iface.mapCanvas())
        widget_context.setModel(self.model)
        widget_context.setModelChildAlgorithmId(self.childId)

        self.algorithmItem = QgsGui.instance().processingGuiRegistry().algorithmConfigurationWidget(self._alg)
        if self.algorithmItem:
            self.algorithmItem.setWidgetContext(widget_context)
            self.algorithmItem.registerProcessingContextGenerator(self.context_generator)
            if self.configuration:
                self.algorithmItem.setConfiguration(self.configuration)
            self.verticalLayout.addWidget(self.algorithmItem)

        for param in self._alg.parameterDefinitions():
            if param.flags() & QgsProcessingParameterDefinition.FlagAdvanced:
                self.advancedButton = QPushButton()
                self.advancedButton.setText(self.tr('Show advanced parameters'))
                self.advancedButton.clicked.connect(
                    self.showAdvancedParametersClicked)
                advancedButtonHLayout = QHBoxLayout()
                advancedButtonHLayout.addWidget(self.advancedButton)
                advancedButtonHLayout.addStretch()
                self.verticalLayout.addLayout(advancedButtonHLayout)
                break
        for param in self._alg.parameterDefinitions():
            if param.isDestination() or param.flags() & QgsProcessingParameterDefinition.FlagHidden:
#.........这里部分代码省略.........

# 需要导入模块: from qgis.gui import QgsScrollArea [as 别名]
# 或者: from qgis.gui.QgsScrollArea import setWidget [as 别名]
class ModelerDialog(BASE, WIDGET):
    ALG_ITEM = 'ALG_ITEM'
    PROVIDER_ITEM = 'PROVIDER_ITEM'
    GROUP_ITEM = 'GROUP_ITEM'

    NAME_ROLE = Qt.UserRole
    TAG_ROLE = Qt.UserRole + 1
    TYPE_ROLE = Qt.UserRole + 2

    CANVAS_SIZE = 4000

    update_model = pyqtSignal()

    def __init__(self, model=None):
        super().__init__(None)
        self.setAttribute(Qt.WA_DeleteOnClose)

        self.setupUi(self)

        self._variables_scope = None

        # LOTS of bug reports when we include the dock creation in the UI file
        # see e.g. #16428, #19068
        # So just roll it all by hand......!
        self.propertiesDock = QgsDockWidget(self)
        self.propertiesDock.setFeatures(
            QDockWidget.DockWidgetFloatable | QDockWidget.DockWidgetMovable)
        self.propertiesDock.setObjectName("propertiesDock")
        propertiesDockContents = QWidget()
        self.verticalDockLayout_1 = QVBoxLayout(propertiesDockContents)
        self.verticalDockLayout_1.setContentsMargins(0, 0, 0, 0)
        self.verticalDockLayout_1.setSpacing(0)
        self.scrollArea_1 = QgsScrollArea(propertiesDockContents)
        sizePolicy = QSizePolicy(QSizePolicy.MinimumExpanding,
                                 QSizePolicy.MinimumExpanding)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(self.scrollArea_1.sizePolicy().hasHeightForWidth())
        self.scrollArea_1.setSizePolicy(sizePolicy)
        self.scrollArea_1.setFocusPolicy(Qt.WheelFocus)
        self.scrollArea_1.setFrameShape(QFrame.NoFrame)
        self.scrollArea_1.setFrameShadow(QFrame.Plain)
        self.scrollArea_1.setWidgetResizable(True)
        self.scrollAreaWidgetContents_1 = QWidget()
        self.gridLayout = QGridLayout(self.scrollAreaWidgetContents_1)
        self.gridLayout.setContentsMargins(6, 6, 6, 6)
        self.gridLayout.setSpacing(4)
        self.label_1 = QLabel(self.scrollAreaWidgetContents_1)
        self.gridLayout.addWidget(self.label_1, 0, 0, 1, 1)
        self.textName = QLineEdit(self.scrollAreaWidgetContents_1)
        self.gridLayout.addWidget(self.textName, 0, 1, 1, 1)
        self.label_2 = QLabel(self.scrollAreaWidgetContents_1)
        self.gridLayout.addWidget(self.label_2, 1, 0, 1, 1)
        self.textGroup = QLineEdit(self.scrollAreaWidgetContents_1)
        self.gridLayout.addWidget(self.textGroup, 1, 1, 1, 1)
        self.label_1.setText(self.tr("Name"))
        self.textName.setToolTip(self.tr("Enter model name here"))
        self.label_2.setText(self.tr("Group"))
        self.textGroup.setToolTip(self.tr("Enter group name here"))
        self.scrollArea_1.setWidget(self.scrollAreaWidgetContents_1)
        self.verticalDockLayout_1.addWidget(self.scrollArea_1)
        self.propertiesDock.setWidget(propertiesDockContents)
        self.propertiesDock.setWindowTitle(self.tr("Model Properties"))

        self.inputsDock = QgsDockWidget(self)
        self.inputsDock.setFeatures(QDockWidget.DockWidgetFloatable | QDockWidget.DockWidgetMovable)
        self.inputsDock.setObjectName("inputsDock")
        self.inputsDockContents = QWidget()
        self.verticalLayout_3 = QVBoxLayout(self.inputsDockContents)
        self.verticalLayout_3.setContentsMargins(0, 0, 0, 0)
        self.scrollArea_2 = QgsScrollArea(self.inputsDockContents)
        sizePolicy.setHeightForWidth(self.scrollArea_2.sizePolicy().hasHeightForWidth())
        self.scrollArea_2.setSizePolicy(sizePolicy)
        self.scrollArea_2.setFocusPolicy(Qt.WheelFocus)
        self.scrollArea_2.setFrameShape(QFrame.NoFrame)
        self.scrollArea_2.setFrameShadow(QFrame.Plain)
        self.scrollArea_2.setWidgetResizable(True)
        self.scrollAreaWidgetContents_2 = QWidget()
        self.verticalLayout = QVBoxLayout(self.scrollAreaWidgetContents_2)
        self.verticalLayout.setContentsMargins(0, 0, 0, 0)
        self.verticalLayout.setSpacing(0)
        self.inputsTree = QTreeWidget(self.scrollAreaWidgetContents_2)
        self.inputsTree.setAlternatingRowColors(True)
        self.inputsTree.header().setVisible(False)
        self.verticalLayout.addWidget(self.inputsTree)
        self.scrollArea_2.setWidget(self.scrollAreaWidgetContents_2)
        self.verticalLayout_3.addWidget(self.scrollArea_2)
        self.inputsDock.setWidget(self.inputsDockContents)
        self.addDockWidget(Qt.DockWidgetArea(1), self.inputsDock)
        self.inputsDock.setWindowTitle(self.tr("Inputs"))

        self.algorithmsDock = QgsDockWidget(self)
        self.algorithmsDock.setFeatures(QDockWidget.DockWidgetFloatable | QDockWidget.DockWidgetMovable)
        self.algorithmsDock.setObjectName("algorithmsDock")
        self.algorithmsDockContents = QWidget()
        self.verticalLayout_4 = QVBoxLayout(self.algorithmsDockContents)
        self.verticalLayout_4.setContentsMargins(0, 0, 0, 0)
        self.scrollArea_3 = QgsScrollArea(self.algorithmsDockContents)
        sizePolicy.setHeightForWidth(self.scrollArea_3.sizePolicy().hasHeightForWidth())
        self.scrollArea_3.setSizePolicy(sizePolicy)
#.........这里部分代码省略.........

# 需要导入模块: from qgis.gui import QgsScrollArea [as 别名]
# 或者: from qgis.gui.QgsScrollArea import setWidget [as 别名]
class ModelerDialog(BASE, WIDGET):
    ALG_ITEM = 'ALG_ITEM'
    PROVIDER_ITEM = 'PROVIDER_ITEM'
    GROUP_ITEM = 'GROUP_ITEM'

    NAME_ROLE = Qt.UserRole
    TAG_ROLE = Qt.UserRole + 1
    TYPE_ROLE = Qt.UserRole + 2

    CANVAS_SIZE = 4000

    update_model = pyqtSignal()

    def __init__(self, model=None):
        super().__init__(None)
        self.setAttribute(Qt.WA_DeleteOnClose)

        self.setupUi(self)

        # LOTS of bug reports when we include the dock creation in the UI file
        # see e.g. #16428, #19068
        # So just roll it all by hand......!
        self.propertiesDock = QgsDockWidget(self)
        self.propertiesDock.setFeatures(
            QDockWidget.DockWidgetFloatable | QDockWidget.DockWidgetMovable)
        self.propertiesDock.setObjectName("propertiesDock")
        propertiesDockContents = QWidget()
        self.verticalDockLayout_1 = QVBoxLayout(propertiesDockContents)
        self.verticalDockLayout_1.setContentsMargins(0, 0, 0, 0)
        self.verticalDockLayout_1.setSpacing(0)
        self.scrollArea_1 = QgsScrollArea(propertiesDockContents)
        sizePolicy = QSizePolicy(QSizePolicy.MinimumExpanding,
                                 QSizePolicy.MinimumExpanding)
        sizePolicy.setHorizontalStretch(0)
        sizePolicy.setVerticalStretch(0)
        sizePolicy.setHeightForWidth(self.scrollArea_1.sizePolicy().hasHeightForWidth())
        self.scrollArea_1.setSizePolicy(sizePolicy)
        self.scrollArea_1.setFocusPolicy(Qt.WheelFocus)
        self.scrollArea_1.setFrameShape(QFrame.NoFrame)
        self.scrollArea_1.setFrameShadow(QFrame.Plain)
        self.scrollArea_1.setWidgetResizable(True)
        self.scrollAreaWidgetContents_1 = QWidget()
        self.gridLayout = QGridLayout(self.scrollAreaWidgetContents_1)
        self.gridLayout.setContentsMargins(6, 6, 6, 6)
        self.gridLayout.setSpacing(4)
        self.label_1 = QLabel(self.scrollAreaWidgetContents_1)
        self.gridLayout.addWidget(self.label_1, 0, 0, 1, 1)
        self.textName = QLineEdit(self.scrollAreaWidgetContents_1)
        self.gridLayout.addWidget(self.textName, 0, 1, 1, 1)
        self.label_2 = QLabel(self.scrollAreaWidgetContents_1)
        self.gridLayout.addWidget(self.label_2, 1, 0, 1, 1)
        self.textGroup = QLineEdit(self.scrollAreaWidgetContents_1)
        self.gridLayout.addWidget(self.textGroup, 1, 1, 1, 1)
        self.label_1.setText(self.tr("Name"))
        self.textName.setToolTip(self.tr("Enter model name here"))
        self.label_2.setText(self.tr("Group"))
        self.textGroup.setToolTip(self.tr("Enter group name here"))
        self.scrollArea_1.setWidget(self.scrollAreaWidgetContents_1)
        self.verticalDockLayout_1.addWidget(self.scrollArea_1)
        self.propertiesDock.setWidget(propertiesDockContents)
        self.addDockWidget(Qt.DockWidgetArea(1), self.propertiesDock)
        self.propertiesDock.setWindowTitle(self.tr("Model properties"))

        self.inputsDock = QgsDockWidget(self)
        self.inputsDock.setFeatures(QDockWidget.DockWidgetFloatable | QDockWidget.DockWidgetMovable)
        self.inputsDock.setObjectName("inputsDock")
        self.inputsDockContents = QWidget()
        self.verticalLayout_3 = QVBoxLayout(self.inputsDockContents)
        self.verticalLayout_3.setContentsMargins(0, 0, 0, 0)
        self.scrollArea_2 = QgsScrollArea(self.inputsDockContents)
        sizePolicy.setHeightForWidth(self.scrollArea_2.sizePolicy().hasHeightForWidth())
        self.scrollArea_2.setSizePolicy(sizePolicy)
        self.scrollArea_2.setFocusPolicy(Qt.WheelFocus)
        self.scrollArea_2.setFrameShape(QFrame.NoFrame)
        self.scrollArea_2.setFrameShadow(QFrame.Plain)
        self.scrollArea_2.setWidgetResizable(True)
        self.scrollAreaWidgetContents_2 = QWidget()
        self.verticalLayout = QVBoxLayout(self.scrollAreaWidgetContents_2)
        self.verticalLayout.setContentsMargins(0, 0, 0, 0)
        self.verticalLayout.setSpacing(0)
        self.inputsTree = QTreeWidget(self.scrollAreaWidgetContents_2)
        self.inputsTree.setAlternatingRowColors(True)
        self.inputsTree.header().setVisible(False)
        self.verticalLayout.addWidget(self.inputsTree)
        self.scrollArea_2.setWidget(self.scrollAreaWidgetContents_2)
        self.verticalLayout_3.addWidget(self.scrollArea_2)
        self.inputsDock.setWidget(self.inputsDockContents)
        self.addDockWidget(Qt.DockWidgetArea(1), self.inputsDock)
        self.inputsDock.setWindowTitle(self.tr("Inputs"))

        self.algorithmsDock = QgsDockWidget(self)
        self.algorithmsDock.setFeatures(QDockWidget.DockWidgetFloatable | QDockWidget.DockWidgetMovable)
        self.algorithmsDock.setObjectName("algorithmsDock")
        self.algorithmsDockContents = QWidget()
        self.verticalLayout_4 = QVBoxLayout(self.algorithmsDockContents)
        self.verticalLayout_4.setContentsMargins(0, 0, 0, 0)
        self.scrollArea_3 = QgsScrollArea(self.algorithmsDockContents)
        sizePolicy.setHeightForWidth(self.scrollArea_3.sizePolicy().hasHeightForWidth())
        self.scrollArea_3.setSizePolicy(sizePolicy)
        self.scrollArea_3.setFocusPolicy(Qt.WheelFocus)
#.........这里部分代码省略.........

# 需要导入模块: from qgis.gui import QgsScrollArea [as 别名]
# 或者: from qgis.gui.QgsScrollArea import setWidget [as 别名]

#.........这里部分代码省略.........
                self.verticalLayout.addWidget(label)
                self.verticalLayout.addWidget(widget)

        for dest in self._alg.destinationParameterDefinitions():
            if dest.flags() & QgsProcessingParameterDefinition.FlagHidden:
                continue
            if isinstance(dest, (QgsProcessingParameterRasterDestination, QgsProcessingParameterFeatureSink,
                                 QgsProcessingParameterFileDestination, QgsProcessingParameterFolderDestination)):
                label = QLabel(dest.description())
                item = QgsFilterLineEdit()
                if hasattr(item, 'setPlaceholderText'):
                    item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
                self.verticalLayout.addWidget(label)
                self.verticalLayout.addWidget(item)
                self.valueItems[dest.name()] = item

        label = QLabel(' ')
        self.verticalLayout.addWidget(label)
        label = QLabel(self.tr('Parent algorithms'))
        self.dependenciesPanel = self.getDependenciesPanel()
        self.verticalLayout.addWidget(label)
        self.verticalLayout.addWidget(self.dependenciesPanel)
        self.verticalLayout.addStretch(1000)

        self.setPreviousValues()
        self.setWindowTitle(self._alg.displayName())
        self.verticalLayout2 = QVBoxLayout()
        self.verticalLayout2.setSpacing(2)
        self.verticalLayout2.setMargin(0)

        self.paramPanel = QWidget()
        self.paramPanel.setLayout(self.verticalLayout)
        self.scrollArea = QgsScrollArea()
        self.scrollArea.setWidget(self.paramPanel)
        self.scrollArea.setWidgetResizable(True)

        self.verticalLayout2.addWidget(self.scrollArea)
        self.verticalLayout2.addWidget(self.buttonBox)
        self.setLayout(self.verticalLayout2)
        self.buttonBox.accepted.connect(self.okPressed)
        self.buttonBox.rejected.connect(self.cancelPressed)
        self.buttonBox.helpRequested.connect(self.openHelp)
        QMetaObject.connectSlotsByName(self)

        for wrapper in list(self.wrappers.values()):
            wrapper.postInitialize(list(self.wrappers.values()))

    def getAvailableDependencies(self):  # spellok
        if self.childId is None:
            dependent = []
        else:
            dependent = list(self.model.dependentChildAlgorithms(self.childId))
            dependent.append(self.childId)
        opts = []
        for alg in list(self.model.childAlgorithms().values()):
            if alg.childId() not in dependent:
                opts.append(alg)
        return opts

    def getDependenciesPanel(self):
        return MultipleInputPanel([alg.description() for alg in self.getAvailableDependencies()])  # spellok

    def showAdvancedParametersClicked(self):
        self.showAdvanced = not self.showAdvanced
        if self.showAdvanced:
            self.advancedButton.setText(self.tr('Hide advanced parameters'))

# 需要导入模块: from qgis.gui import QgsScrollArea [as 别名]
# 或者: from qgis.gui.QgsScrollArea import setWidget [as 别名]

#.........这里部分代码省略.........
                self.verticalLayout.addWidget(widget)

        for output in self._alg.outputs:
            if output.flags() & QgsProcessingParameterDefinition.FlagHidden:
                continue
            if isinstance(output, (OutputRaster, OutputVector, OutputTable,
                                   OutputHTML, OutputFile, OutputDirectory)):
                label = QLabel(output.description() + '<' +
                               output.__class__.__name__ + '>')
                item = QLineEdit()
                if hasattr(item, 'setPlaceholderText'):
                    item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME)
                self.verticalLayout.addWidget(label)
                self.verticalLayout.addWidget(item)
                self.valueItems[output.name] = item

        label = QLabel(' ')
        self.verticalLayout.addWidget(label)
        label = QLabel(self.tr('Parent algorithms'))
        self.dependenciesPanel = self.getDependenciesPanel()
        self.verticalLayout.addWidget(label)
        self.verticalLayout.addWidget(self.dependenciesPanel)
        self.verticalLayout.addStretch(1000)

        self.setPreviousValues()
        self.setWindowTitle(self._alg.displayName())
        self.verticalLayout2 = QVBoxLayout()
        self.verticalLayout2.setSpacing(2)
        self.verticalLayout2.setMargin(0)

        self.paramPanel = QWidget()
        self.paramPanel.setLayout(self.verticalLayout)
        self.scrollArea = QgsScrollArea()
        self.scrollArea.setWidget(self.paramPanel)
        self.scrollArea.setWidgetResizable(True)

        self.verticalLayout2.addWidget(self.scrollArea)
        self.verticalLayout2.addWidget(self.buttonBox)
        self.setLayout(self.verticalLayout2)
        self.buttonBox.accepted.connect(self.okPressed)
        self.buttonBox.rejected.connect(self.cancelPressed)
        self.buttonBox.helpRequested.connect(self.openHelp)
        QMetaObject.connectSlotsByName(self)

        for wrapper in list(self.wrappers.values()):
            wrapper.postInitialize(list(self.wrappers.values()))

    def getAvailableDependencies(self):  # spellok
        if self._algName is None:
            dependent = []
        else:
            dependent = self.model.getDependentAlgorithms(self._algName)
        opts = []
        for alg in list(self.model.algs.values()):
            if alg.modeler_name not in dependent:
                opts.append(alg)
        return opts

    def getDependenciesPanel(self):
        return MultipleInputPanel([alg.description for alg in self.getAvailableDependencies()])  # spellok

    def showAdvancedParametersClicked(self):
        self.showAdvanced = not self.showAdvanced
        if self.showAdvanced:
            self.advancedButton.setText(self.tr('Hide advanced parameters'))
        else: