Python gui.QgsAttributeTableModel类代码示例

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本文整理汇总了Python中qgis.gui.QgsAttributeTableModel类的典型用法代码示例。如果您正苦于以下问题：Python QgsAttributeTableModel类的具体用法？Python QgsAttributeTableModel怎么用？Python QgsAttributeTableModel使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

在下文中一共展示了QgsAttributeTableModel类的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Python代码示例。

示例1: TestQgsAttributeTableModel

class TestQgsAttributeTableModel(unittest.TestCase):

    @classmethod
    def setUpClass(cls):
        QgsEditorWidgetRegistry.initEditors()

    def setUp(self):
        self.layer = self.createLayer()
        self.cache = QgsVectorLayerCache(self.layer, 100)
        self.am = QgsAttributeTableModel(self.cache)
        self.am.loadLayer()
        self.am.loadAttributes()

    def tearDown(self):
        del self.am
        del self.cache
        del self.layer

    def createLayer(self):
        layer = QgsVectorLayer("Point?field=fldtxt:string&field=fldint:integer",
                               "addfeat", "memory")
        pr = layer.dataProvider()
        features = list()
        for i in range(10):
            f = QgsFeature()
            f.setAttributes(["test", i])
            f.setGeometry(QgsGeometry.fromPoint(QgsPoint(100 * i, 2 ^ i)))
            features.append(f)

        self.assertTrue(pr.addFeatures(features))
        return layer

    def testLoad(self):
        self.assertEqual(self.am.rowCount(), 10)
        self.assertEqual(self.am.columnCount(), 2)

    def testRemove(self):
        self.layer.startEditing()
        self.layer.deleteFeature(5)
        self.assertEqual(self.am.rowCount(), 9)
        self.layer.selectByIds([1, 3, 6, 7])
        self.layer.deleteSelectedFeatures()
        self.assertEqual(self.am.rowCount(), 5)

    def testAdd(self):
        self.layer.startEditing()

        f = QgsFeature()
        f.setAttributes(["test", 8])
        f.setGeometry(QgsGeometry.fromPoint(QgsPoint(100, 200)))
        self.layer.addFeature(f)

        self.assertEqual(self.am.rowCount(), 11)

    def testRemoveColumns(self):
        self.assertTrue(self.layer.startEditing())

        self.assertTrue(self.layer.deleteAttribute(1))

        self.assertEqual(self.am.columnCount(), 1)

开发者ID:grizonnetm，项目名称:QGIS，代码行数:60，代码来源:test_qgsattributetablemodel.py

示例2: populateTable

    def populateTable(self):
        actlayer = qgis.utils.iface.activeLayer()
        self.features = actlayer.selectedFeatures()
        fidlist = []

        if len(self.features) > 0:
            for f in self.features:
                fidlist.append(f[self.keycolumn])

            selection=[]
            strsel=self.keycolumn + " IN ("

            for fid in fidlist:
                selection.append(fid)
                strsel=strsel+ "'" + str(fid) + "',"

            strsel=strsel[:-1] + ")"
            actlayer.setSubsetString(strsel)

            cache = QgsVectorLayerCache(actlayer, 50000)
            self.modelt = QgsAttributeTableModel(cache)
            self.modelt.loadLayer()
            table = self.dlg.tableView
            table.setModel(self.modelt)
            self.dlg.show()
            self.dlg.exec_()
        else:
            self.iface.messageBar().pushMessage("Error", QCoreApplication.translate("sipamsar","At least one feature need to be selected."), level=QgsMessageBar.WARNING)
            QgsMessageLog.logMessage("At least one feature need to be selected.", level=QgsMessageLog.WARNING)

开发者ID:alexlopespereira，项目名称:sipamsar，代码行数:29，代码来源:Upload_Images.py

示例3: populateTable

    def populateTable(self):
        actlayer = qgis.utils.iface.activeLayer()
        label = "Feicoes selecionadas em " + actlayer.name() + ":"
        self.dlg.label_2.setText(label)

        # Add some textual items
        features = actlayer.selectedFeatures()
        fidlist = []

        for f in features:
            fidlist.append(f[self.keycolumn])

        selection=[]
        strsel=self.keycolumn + " IN ("

        for fid in fidlist:
            selection.append(fid)
            strsel=strsel+ "'" + str(fid) + "',"

        strsel=strsel[:-1] + ")"
        actlayer.setSubsetString(strsel)

        cache = QgsVectorLayerCache(actlayer, 50000)
        self.modelt = QgsAttributeTableModel(cache)
        self.modelt.loadLayer()
        table = self.dlg.tableView
        table.setModel(self.modelt)
         # show the dialog
        self.dlg.show()
        # Run the dialog event loop
        # global curruid
        # curruid = self.dlg.comboBox.itemData(self.dlg.comboBox.currentIndex())
        self.dlg.exec_()

开发者ID:alexlopespereira，项目名称:taskmanager，代码行数:33，代码来源:taskmanager.py

示例4: loadTable

 def loadTable(self):
     """
     Loads the attribute table. This is still not working properly. QGIS crashes.
     """
     currLayer = self.iface.activeLayer()
     if not currLayer:
         return
     
     if currLayer.type() != QgsMapLayer.VectorLayer:
         return
     
     cache = QgsVectorLayerCache(currLayer, 10)
     model = QgsAttributeTableModel(cache)
     model.loadLayer()
     filterModel = QgsAttributeTableFilterModel(self.iface.mapCanvas(), model)
     
     self.tableView.setModel(model)
     self.tableView.show()

开发者ID:lcoandrade，项目名称:DsgTools，代码行数:18，代码来源:attributes_viewer.py

示例5: populateFields

    def populateFields(self):

        actlayer = qgis.utils.iface.activeLayer()
        cache = QgsVectorLayerCache(actlayer, 50000)
        self.modelc = QgsAttributeTableModel(cache)
        self.modelc.loadLayer()

        index = self.modelc.index(0,0)


        campos = []
        for i in range(0,self.modelc.columnCount(index)):
            campos.append(self.modelc.headerData(i, Qt.Horizontal, Qt.DisplayRole))
        
        self.dlg.comboBoxCampos.addItems(campos)

开发者ID:alexlopespereira，项目名称:sipamsar，代码行数:15，代码来源:Upload_Images.py

示例6: setUp

 def setUp(self):
     self.layer = self.createLayer()
     self.cache = QgsVectorLayerCache(self.layer, 100)
     self.am = QgsAttributeTableModel(self.cache)
     self.am.loadLayer()
     self.am.loadAttributes()

开发者ID:grizonnetm，项目名称:QGIS，代码行数:6，代码来源:test_qgsattributetablemodel.py

示例7: TestQgsAttributeTableModel

class TestQgsAttributeTableModel(unittest.TestCase):

    @classmethod
    def setUpClass(cls):
        QgsGui.editorWidgetRegistry().initEditors()

    def setUp(self):
        self.layer = self.createLayer()
        self.cache = QgsVectorLayerCache(self.layer, 100)
        self.am = QgsAttributeTableModel(self.cache)
        self.am.loadLayer()

    def tearDown(self):
        del self.am
        del self.cache
        del self.layer

    def createLayer(self):
        layer = QgsVectorLayer("Point?field=fldtxt:string&field=fldint:integer",
                               "addfeat", "memory")
        pr = layer.dataProvider()
        features = list()
        for i in range(10):
            f = QgsFeature()
            f.setAttributes(["test", i])
            f.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(100 * i, 2 ^ i)))
            features.append(f)

        self.assertTrue(pr.addFeatures(features))
        return layer

    def testLoad(self):
        self.assertEqual(self.am.rowCount(), 10)
        self.assertEqual(self.am.columnCount(), 2)

    def testRemove(self):
        self.layer.startEditing()
        self.layer.deleteFeature(5)
        self.assertEqual(self.am.rowCount(), 9)
        self.layer.selectByIds([1, 3, 6, 7])
        self.layer.deleteSelectedFeatures()
        self.assertEqual(self.am.rowCount(), 5)

    def testAdd(self):
        self.layer.startEditing()

        f = QgsFeature()
        f.setAttributes(["test", 8])
        f.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(100, 200)))
        self.layer.addFeature(f)

        self.assertEqual(self.am.rowCount(), 11)

    def testRemoveColumns(self):
        self.assertTrue(self.layer.startEditing())

        self.assertTrue(self.layer.deleteAttribute(1))

        self.assertEqual(self.am.columnCount(), 1)

    def testEdit(self):
        fid = 2
        field_idx = 1
        new_value = 333

        # get the same feature from model and layer
        feature = self.layer.getFeature(fid)
        model_index = self.am.idToIndex(fid)
        feature_model = self.am.feature(model_index)

        # check that feature from layer and model are sync
        self.assertEqual(feature.attribute(field_idx), feature_model.attribute(field_idx))

        # change attribute value for a feature and commit
        self.layer.startEditing()
        self.layer.changeAttributeValue(fid, field_idx, new_value)
        self.layer.commitChanges()

        # check the feature in layer is good
        feature = self.layer.getFeature(fid)
        self.assertEqual(feature.attribute(field_idx), new_value)

        # get the same feature from model and layer
        model_index = self.am.idToIndex(fid)
        feature_model = self.am.feature(model_index)

        # check that index from layer and model are sync
        self.assertEqual(feature.attribute(field_idx), feature_model.attribute(field_idx))

开发者ID:elpaso，项目名称:QGIS，代码行数:88，代码来源:test_qgsattributetablemodel.py

示例8: import

# coding: utf-8
from PyQt4.QtGui import QDialog, QTableView
from qgis.core import QgsVectorLayerCache
from qgis.gui import (QgsAttributeTableModel,
                      QgsAttributeTableView,
                      QgsAttributeTableFilterModel)
from qgis.utils import iface

new_dialog = QDialog()
new_dialog.resize(800, 600)

vector_layer_cache = QgsVectorLayerCache(iface.activeLayer(), 10000)
attribute_table_model = QgsAttributeTableModel(vector_layer_cache)
attribute_table_model.loadLayer()

attribute_table_filter_model = QgsAttributeTableFilterModel(
    iface.mapCanvas(),
    attribute_table_model
)
attribute_table_view = QgsAttributeTableView(new_dialog)
attribute_table_view.setModel(attribute_table_filter_model)

new_dialog.show()

# Or display the attribute_table_model with QTableView (pure QT solution)
table_view = QTableView()
table_view.setModel(attribute_table_model)
table_view.show()

开发者ID:GEO-IASS，项目名称:pyqgis-samples，代码行数:28，代码来源:qgis-sample-QgsVectorLayerCache.py

示例9: init


#.........这里部分代码省略.........

        if add_to_toolbar:
            self.toolbar.addAction(action)

        if add_to_menu:
            self.iface.addPluginToMenu(
                self.menu,
                action)

        self.actions.append(action)

        return action

    def initGui(self):
        """Create the menu entries and toolbar icons inside the QGIS GUI."""

        icon_path = ':/plugins/UploadImages/upload.png'
        self.add_action(
            icon_path,
            text=self.tr(u'Upload Images'),
            callback=self.run,
            parent=self.iface.mainWindow())

        icon_path = ':/plugins/UploadImages/upload.png'
        self.add_action(
            icon_path,
            text=self.tr(u'Upload Images11111'),
            callback=self.run,
            parent=self.iface.mainWindow())

    def unload(self):
        """Removes the plugin menu item and icon from QGIS GUI."""
        for action in self.actions:
            self.iface.removePluginMenu(
                self.tr(u'&Upload Images'),
                action)
            self.iface.removeToolBarIcon(action)
        # remove the toolbar
        del self.toolbar

    def populateTable(self):
        actlayer = qgis.utils.iface.activeLayer()
        self.features = actlayer.selectedFeatures()
        fidlist = []

        if len(self.features) > 0:
            for f in self.features:
                fidlist.append(f[self.keycolumn])

            selection=[]
            strsel=self.keycolumn + " IN ("

            for fid in fidlist:
                selection.append(fid)
                strsel=strsel+ "'" + str(fid) + "',"

            strsel=strsel[:-1] + ")"
            actlayer.setSubsetString(strsel)

            cache = QgsVectorLayerCache(actlayer, 50000)
            self.modelt = QgsAttributeTableModel(cache)
            self.modelt.loadLayer()
            table = self.dlg.tableView
            table.setModel(self.modelt)
            self.dlg.show()
            self.dlg.exec_()
        else:
            self.iface.messageBar().pushMessage("Error", QCoreApplication.translate("sipamsar","At least one feature need to be selected."), level=QgsMessageBar.WARNING)
            QgsMessageLog.logMessage("At least one feature need to be selected.", level=QgsMessageLog.WARNING)

    def populateFields(self):

        actlayer = qgis.utils.iface.activeLayer()
        cache = QgsVectorLayerCache(actlayer, 50000)
        self.modelc = QgsAttributeTableModel(cache)
        self.modelc.loadLayer()

        index = self.modelc.index(0,0)


        campos = []
        for i in range(0,self.modelc.columnCount(index)):
            campos.append(self.modelc.headerData(i, Qt.Horizontal, Qt.DisplayRole))
        
        self.dlg.comboBoxCampos.addItems(campos)

    def run(self):
        """Run method that performs all the real work"""
        #self.dlg.comboBox.clear()
        actlayer = qgis.utils.iface.activeLayer()
        
        if actlayer is None:
            self.iface.messageBar().pushMessage("Error", QCoreApplication.translate("sipamsar","No loaded layer available. Please, choose one layer and select the features to download/upload."), level=QgsMessageBar.WARNING)
            QgsMessageLog.logMessage("No loaded layer available. Please, choose one layer and select the features to download/upload.", level=QgsMessageLog.WARNING)
            return

        dsu = QgsDataSourceURI( actlayer.dataProvider().dataSourceUri() )
        self.keycolumn = dsu.keyColumn()
        self.populateFields()
        self.populateTable()

开发者ID:alexlopespereira，项目名称:sipamsar，代码行数:101，代码来源:Upload_Images.py

示例10: init


#.........这里部分代码省略.........
        querystr3 = "SELECT "+self.schema+ ".insert_or_update(:ref_index, :ref_user);"
        for id in idlist:
            #create an item with a caption
            #print "id="+str(id)+", curruid="+str(curruid)+", fullname="+fullname
            queryinsert.prepare(querystr3)
            queryinsert.bindValue(":ref_user", curruid)
            queryinsert.bindValue(":ref_index", id)
            testquery = queryinsert.exec_()
            if testquery:
                print "inserted: ", id
            else:
                print "not inserted: " + id + queryinsert.lastError().text()
                print querystr3

        actlayer.setSubsetString("")
        self.dlg.accept()

    def cancelAction(self):
        self.dlg.reject()

    def populateTable(self):
        actlayer = qgis.utils.iface.activeLayer()
        label = "Feicoes selecionadas em " + actlayer.name() + ":"
        self.dlg.label_2.setText(label)

        # Add some textual items
        features = actlayer.selectedFeatures()
        fidlist = []

        for f in features:
            fidlist.append(f[self.keycolumn])

        selection=[]
        strsel=self.keycolumn + " IN ("

        for fid in fidlist:
            selection.append(fid)
            strsel=strsel+ "'" + str(fid) + "',"

        strsel=strsel[:-1] + ")"
        actlayer.setSubsetString(strsel)

        cache = QgsVectorLayerCache(actlayer, 50000)
        self.modelt = QgsAttributeTableModel(cache)
        self.modelt.loadLayer()
        table = self.dlg.tableView
        table.setModel(self.modelt)
         # show the dialog
        self.dlg.show()
        # Run the dialog event loop
        # global curruid
        # curruid = self.dlg.comboBox.itemData(self.dlg.comboBox.currentIndex())
        self.dlg.exec_()

    def run(self):
        """Run method that performs all the real work"""
        self.dlg.comboBox.clear()
        actlayer = qgis.utils.iface.activeLayer()
        
        self.db = QSqlDatabase.addDatabase("QPSQL")
        if self.db.isValid():
            dsu = QgsDataSourceURI( actlayer.dataProvider().dataSourceUri() )
            realmsc = actlayer.dataProvider().dataSourceUri()
            self.schema = dsu.schema()
            self.db.setHostName(dsu.host())
            self.db.setDatabaseName(dsu.database())
            self.db.setUserName(dsu.username())
            self.db.setPassword(dsu.password())
            self.db.setPort(int(dsu.port()))
            self.keycolumn = dsu.keyColumn()
            ok = self.db.open()
            if ok:
                query = self.db.exec_("select * from " + self.schema + ".user order by responsavel asc")
                self.dlg.comboBox.addItem("", "0")
                # iterate over the rows
                while query.next():
                    record = query.record()
                    name = record.value(1)
                    uid = record.value(0)
                    self.dlg.comboBox.addItem(name, uid)
                self.populateTable()
            else:
                self.dbdialog.setRealm(realmsc)
                self.dbdialog.setUsername(QgsDataSourceURI( actlayer.dataProvider().dataSourceUri()).username())
                if self.dbdialog.exec_() == QDialog.Accepted:
                    self.db.setUserName(self.dbdialog.getUsername())
                    self.db.setPassword(self.dbdialog.getPassword())
                    ok = self.db.open()
                    if ok:
                        query = self.db.exec_("select * from " + self.schema + ".user order by responsavel asc")
                        # iterate over the rows
                        self.dlg.comboBox.addItem("", "0")
                        while query.next():
                            record = query.record()
                            name = record.value(1)
                            uid = record.value(0)
                            self.dlg.comboBox.addItem(name, uid)
                        self.populateTable()
                    else:
                        print self.db.lastError().text()

开发者ID:alexlopespereira，项目名称:taskmanager，代码行数:101，代码来源:taskmanager.py

注：本文中的qgis.gui.QgsAttributeTableModel类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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Python gui.QgsAttributeTableModel类代码示例

示例1: TestQgsAttributeTableModel

示例2: populateTable

示例3: populateTable

示例4: loadTable

示例5: populateFields

示例6: setUp

示例7: TestQgsAttributeTableModel

示例8: import

示例9: init

示例10: init

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Python gui.QgsAttributeTableModel类代码示例

示例1: TestQgsAttributeTableModel

示例2: populateTable

示例3: populateTable

示例4: loadTable

示例5: populateFields

示例6: setUp

示例7: TestQgsAttributeTableModel

示例8: import

示例9: __init__

示例10: __init__

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Python util.grid_equal函数代码示例

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示例9: init

示例10: init