class PluginWidget(WidgetBase): def __init__(self, parent=None): super(PluginWidget, self).__init__(parent) self.setLayout(QGridLayout()) self.webpage = QWebView(self) self.layout().addWidget(self.webpage) def set_project(self, project, treenode): super(PluginWidget, self).set_project(project, treenode) self.webpage.setHtml("") pluginhome = treenode.pluginlocation readme = os.path.join(pluginhome, "README") if os.path.exists(readme): with open(readme) as f: data = f.read() self.webpage.setHtml(markdown.markdown(data))
class HtmlViewerWidget(QWidget): def __init__(self, parent): super(HtmlViewerWidget, self).__init__(parent) self.setLayout(QGridLayout()) self.layout().setContentsMargins(0, 0, 0, 0) self.view = QWebView() self.view.page().setLinkDelegationPolicy(QWebPage.DelegateAllLinks) self.frame = QFrame() self.frame.setLayout(QGridLayout()) self.frame.layout().setContentsMargins(0, 0, 0, 0) self.toolbar = QToolBar() self.spacer = QWidget() self.spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding) self.copyAction = self.toolbar.addAction(QIcon(":/icons/clipboard"), "Copy Text") self.label = QLabel() self.closeAction = QPushButton(QIcon(":/icons/cancel"), "Close", self) self.spaceraction = self.toolbar.insertWidget(None, self.spacer) self.labelaction = self.toolbar.insertWidget(self.spaceraction, self.label) self.closeAction.pressed.connect(self.close) self.copyAction.triggered.connect(self.copy_text) self.layout().addWidget(self.frame) self.frame.layout().addWidget(self.toolbar) self.frame.layout().addWidget(self.view) self.frame.layout().addWidget(self.closeAction) self.effect = QGraphicsOpacityEffect() self.label.setGraphicsEffect(self.effect) self.anim = QPropertyAnimation(self.effect, "opacity".encode("utf-8")) self.anim.setDuration(2000) self.anim.setStartValue(1.0) self.anim.setEndValue(0.0) self.anim.setEasingCurve(QEasingCurve.OutQuad) def copy_text(self): self.label.setText("Copied to clipboard") text = self.view.page().mainFrame().toPlainText() QApplication.clipboard().setText(text) self.anim.stop() self.anim.start() def showHTML(self, template, level, **data): html = templates.render_tample(template, **data) self.view.setHtml(html, templates.baseurl)
class ModelerParametersDialog(QDialog): ENTER_NAME = '[Enter name if this is a final result]' NOT_SELECTED = '[Not selected]' USE_MIN_COVERING_EXTENT = '[Use min covering extent]' def __init__(self, alg, model, algName=None): QDialog.__init__(self) self.setModal(True) #The algorithm to define in this dialog. It is an instance of GeoAlgorithm self._alg = alg #The resulting algorithm after the user clicks on OK. it is an instance of the container Algorithm class self.alg = None #The model this algorithm is going to be added to self.model = model #The name of the algorithm in the model, in case we are editing it and not defining it for the first time self._algName = algName self.setupUi() self.params = None def setupUi(self): self.labels = {} self.widgets = {} self.checkBoxes = {} self.showAdvanced = False self.valueItems = {} self.dependentItems = {} self.resize(650, 450) self.buttonBox = QDialogButtonBox() self.buttonBox.setOrientation(Qt.Horizontal) self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel | QDialogButtonBox.Ok) tooltips = self._alg.getParameterDescriptions() self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding) self.verticalLayout = QVBoxLayout() self.verticalLayout.setSpacing(5) self.verticalLayout.setMargin(20) hLayout = QHBoxLayout() hLayout.setSpacing(5) hLayout.setMargin(0) descriptionLabel = QLabel(self.tr("Description")) self.descriptionBox = QLineEdit() self.descriptionBox.setText(self._alg.name) 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) for param in self._alg.parameters: if param.isAdvanced: 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.parameters: if param.hidden: continue desc = param.description if isinstance(param, ParameterExtent): desc += self.tr('(xmin, xmax, ymin, ymax)') if isinstance(param, ParameterPoint): desc += self.tr('(x, y)') label = QLabel(desc) self.labels[param.name] = label widget = self.getWidgetFromParameter(param) self.valueItems[param.name] = widget if param.name in tooltips.keys(): tooltip = tooltips[param.name] else: tooltip = param.description label.setToolTip(tooltip) widget.setToolTip(tooltip) if param.isAdvanced: label.setVisible(self.showAdvanced) widget.setVisible(self.showAdvanced) self.widgets[param.name] = widget self.verticalLayout.addWidget(label) self.verticalLayout.addWidget(widget) for output in self._alg.outputs: if output.hidden: 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.setLayout(self.verticalLayout) self.setPreviousValues() self.setWindowTitle(self._alg.name) self.verticalLayout2 = QVBoxLayout() self.verticalLayout2.setSpacing(2) self.verticalLayout2.setMargin(0) self.tabWidget = QTabWidget() self.tabWidget.setMinimumWidth(300) self.paramPanel = QWidget() self.paramPanel.setLayout(self.verticalLayout) self.scrollArea = QScrollArea() self.scrollArea.setWidget(self.paramPanel) self.scrollArea.setWidgetResizable(True) self.tabWidget.addTab(self.scrollArea, self.tr('Parameters')) self.webView = QWebView() html = None url = None isText, help = self._alg.help() if help is not None: if isText: html = help else: url = QUrl(help) else: html = self.tr('<h2>Sorry, no help is available for this ' 'algorithm.</h2>') try: if html: self.webView.setHtml(html) elif url: self.webView.load(url) except: self.webView.setHtml( self.tr('<h2>Could not open help file :-( </h2>')) self.tabWidget.addTab(self.webView, 'Help') self.verticalLayout2.addWidget(self.tabWidget) self.verticalLayout2.addWidget(self.buttonBox) self.setLayout(self.verticalLayout2) self.buttonBox.accepted.connect(self.okPressed) self.buttonBox.rejected.connect(self.cancelPressed) QMetaObject.connectSlotsByName(self) def getAvailableDependencies(self): if self._algName is None: dependent = [] else: dependent = self.model.getDependentAlgorithms(self._algName) opts = [] for alg in self.model.algs.values(): if alg.name not in dependent: opts.append(alg) return opts def getDependenciesPanel(self): return MultipleInputPanel( [alg.algorithm.name for alg in self.getAvailableDependencies()]) def showAdvancedParametersClicked(self): self.showAdvanced = not self.showAdvanced if self.showAdvanced: self.advancedButton.setText(self.tr('Hide advanced parameters')) else: self.advancedButton.setText(self.tr('Show advanced parameters')) for param in self._alg.parameters: if param.isAdvanced: self.labels[param.name].setVisible(self.showAdvanced) self.widgets[param.name].setVisible(self.showAdvanced) def getAvailableValuesOfType(self, paramType, outType=None): values = [] inputs = self.model.inputs for i in inputs.values(): param = i.param if isinstance(param, paramType): values.append(ValueFromInput(param.name)) if outType is None: return values if self._algName is None: dependent = [] else: dependent = self.model.getDependentAlgorithms(self._algName) for alg in self.model.algs.values(): if alg.name not in dependent: for out in alg.algorithm.outputs: if isinstance(out, outType): values.append(ValueFromOutput(alg.name, out.name)) return values def resolveValueDescription(self, value): if isinstance(value, ValueFromInput): return self.model.inputs[value.name].param.description else: alg = self.model.algs[value.alg] return self.tr("'%s' from algorithm '%s'") % ( alg.algorithm.getOutputFromName( value.output).description, alg.description) def getWidgetFromParameter(self, param): if isinstance(param, ParameterRaster): item = QComboBox() layers = self.getAvailableValuesOfType(ParameterRaster, OutputRaster) if param.optional: item.addItem(self.NOT_SELECTED, None) for layer in layers: item.addItem(self.resolveValueDescription(layer), layer) elif isinstance(param, ParameterVector): item = QComboBox() layers = self.getAvailableValuesOfType(ParameterVector, OutputVector) if param.optional: item.addItem(self.NOT_SELECTED, None) for layer in layers: item.addItem(self.resolveValueDescription(layer), layer) elif isinstance(param, ParameterTable): item = QComboBox() tables = self.getAvailableValuesOfType(ParameterTable, OutputTable) layers = self.getAvailableValuesOfType(ParameterVector, OutputVector) if param.optional: item.addItem(self.NOT_SELECTED, None) for table in tables: item.addItem(self.resolveValueDescription(table), table) for layer in layers: item.addItem(self.resolveValueDescription(layer), layer) elif isinstance(param, ParameterBoolean): item = QComboBox() item.addItem('Yes') item.addItem('No') bools = self.getAvailableValuesOfType(ParameterBoolean, None) for b in bools: item.addItem(self.resolveValueDescription(b), b) if param.default: item.setCurrentIndex(0) else: item.setCurrentIndex(1) elif isinstance(param, ParameterSelection): item = QComboBox() item.addItems(param.options) item.setCurrentIndex(param.default or 0) elif isinstance(param, ParameterFixedTable): item = FixedTablePanel(param) elif isinstance(param, ParameterRange): item = RangePanel(param) elif isinstance(param, ParameterMultipleInput): if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY: options = self.getAvailableValuesOfType( ParameterVector, OutputVector) else: options = self.getAvailableValuesOfType( ParameterRaster, OutputRaster) opts = [] for opt in options: opts.append(self.resolveValueDescription(opt)) item = MultipleInputPanel(opts) elif isinstance(param, ParameterString): strings = self.getAvailableValuesOfType(ParameterString, OutputString) options = [(self.resolveValueDescription(s), s) for s in strings] if param.multiline: item = MultilineTextPanel(options) item.setText(unicode(param.default or "")) else: item = QComboBox() item.setEditable(True) for desc, val in options: item.addItem(desc, val) item.setEditText(unicode(param.default or "")) elif isinstance(param, ParameterTableField): item = QComboBox() item.setEditable(True) fields = self.getAvailableValuesOfType(ParameterTableField, None) for f in fields: item.addItem(self.resolveValueDescription(f), f) elif isinstance(param, ParameterNumber): item = QComboBox() item.setEditable(True) numbers = self.getAvailableValuesOfType(ParameterNumber, OutputNumber) for n in numbers: item.addItem(self.resolveValueDescription(n), n) item.setEditText(unicode(param.default)) elif isinstance(param, ParameterCrs): item = CrsSelectionPanel(param.default) elif isinstance(param, ParameterExtent): item = QComboBox() item.setEditable(True) extents = self.getAvailableValuesOfType(ParameterExtent, OutputExtent) if self.canUseAutoExtent(): item.addItem(self.USE_MIN_COVERING_EXTENT, None) for ex in extents: item.addItem(self.resolveValueDescription(ex), ex) if not self.canUseAutoExtent(): item.setEditText(unicode(param.default)) elif isinstance(param, ParameterPoint): item = QComboBox() item.setEditable(True) points = self.getAvailableValuesOfType(ParameterPoint) for p in points: item.addItem(self.resolveValueDescription(p), p) item.setEditText(unicode(param.default)) elif isinstance(param, ParameterFile): item = QComboBox() item.setEditable(True) files = self.getAvailableValuesOfType(ParameterFile, OutputFile) for f in files: item.addItem(self.resolveValueDescription(f), f) elif isinstance(param, ParameterGeometryPredicate): item = GeometryPredicateSelectionPanel(param.enabledPredicates) else: item = QLineEdit() try: item.setText(unicode(param.default)) except: pass return item def canUseAutoExtent(self): for param in self._alg.parameters: if isinstance( param, (ParameterRaster, ParameterVector, ParameterMultipleInput)): return True return False def setTableContent(self): params = self._alg.parameters outputs = self._alg.outputs visibleParams = [p for p in params if not p.hidden] visibleOutputs = [p for o in outputs if not o.hidden] self.tableWidget.setRowCount(len(visibleParams) + len(visibleOutputs)) for i, param in visibleParams: item = QTableWidgetItem(param.description) item.setFlags(Qt.ItemIsEnabled) self.tableWidget.setItem(i, 0, item) item = self.getWidgetFromParameter(param) self.valueItems[param.name] = item self.tableWidget.setCellWidget(i, 1, item) self.tableWidget.setRowHeight(i, 22) for i, output in visibleOutputs: item = QTableWidgetItem(output.description + '<' + output.__module__.split('.')[-1] + '>') item.setFlags(Qt.ItemIsEnabled) self.tableWidget.setItem(i, 0, item) item = QLineEdit() if hasattr(item, 'setPlaceholderText'): item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME) self.valueItems[output.name] = item self.tableWidget.setCellWidget(i, 1, item) self.tableWidget.setRowHeight(i, 22) def setComboBoxValue(self, combo, value, param): if isinstance(value, list): value = value[0] items = [combo.itemData(i) for i in range(combo.count())] try: idx = items.index(value) combo.setCurrentIndex(idx) return except ValueError: pass if combo.isEditable(): if value is not None: combo.setEditText(unicode(value)) elif isinstance(param, ParameterSelection): combo.setCurrentIndex(int(value)) elif isinstance(param, ParameterBoolean): if value: combo.setCurrentIndex(0) else: combo.setCurrentIndex(1) def setPreviousValues(self): if self._algName is not None: alg = self.model.algs[self._algName] self.descriptionBox.setText(alg.description) for param in alg.algorithm.parameters: if param.hidden: continue widget = self.valueItems[param.name] if param.name in alg.params: value = alg.params[param.name] else: value = param.default if isinstance( param, (ParameterRaster, ParameterVector, ParameterTable, ParameterTableField, ParameterSelection, ParameterNumber, ParameterBoolean, ParameterExtent, ParameterFile, ParameterPoint)): self.setComboBoxValue(widget, value, param) elif isinstance(param, ParameterString): if param.multiline: widget.setValue(value) else: self.setComboBoxValue(widget, value, param) elif isinstance(param, ParameterCrs): widget.setAuthId(value) elif isinstance(param, ParameterFixedTable): pass # TODO! elif isinstance(param, ParameterMultipleInput): if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY: options = self.getAvailableValuesOfType( ParameterVector, OutputVector) else: options = self.getAvailableValuesOfType( ParameterRaster, OutputRaster) selected = [] for i, opt in enumerate(options): if opt in value: selected.append(i) widget.setSelectedItems(selected) elif isinstance(param, ParameterGeometryPredicate): widget.setValue(value) for name, out in alg.outputs.iteritems(): widget = self.valueItems[name].setText(out.description) selected = [] dependencies = self.getAvailableDependencies() for idx, dependency in enumerate(dependencies): if dependency.name in alg.dependencies: selected.append(idx) self.dependenciesPanel.setSelectedItems(selected) def createAlgorithm(self): alg = Algorithm(self._alg.commandLineName()) alg.setName(self.model) alg.description = self.descriptionBox.text() params = self._alg.parameters outputs = self._alg.outputs for param in params: if param.hidden: continue if not self.setParamValue(alg, param, self.valueItems[param.name]): return None for output in outputs: if not output.hidden: name = unicode(self.valueItems[output.name].text()) if name.strip( ) != '' and name != ModelerParametersDialog.ENTER_NAME: alg.outputs[output.name] = ModelerOutput(name) selectedOptions = self.dependenciesPanel.selectedoptions availableDependencies = self.getAvailableDependencies() for selected in selectedOptions: alg.dependencies.append(availableDependencies[selected].name) return alg def setParamValueLayerOrTable(self, alg, param, widget): idx = widget.currentIndex() if idx < 0: return False else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True def setParamTableFieldValue(self, alg, param, widget): idx = widget.findText(widget.currentText()) if idx < 0: s = unicode(widget.currentText()).strip() if s == '': if param.optional: alg.params[param.name] = None return True else: return False else: alg.params[param.name] = s return True else: alg.params[param.name] = widget.itemData(widget.currentIndex()) return True def setParamStringValue(self, alg, param, widget): if param.multiline: value = widget.getValue() option = widget.getOption() if option == MultilineTextPanel.USE_TEXT: if value == '': if param.optional: alg.params[param.name] = None return True else: return False else: alg.params[param.name] = value else: alg.params[param.name] = value else: idx = widget.findText(widget.currentText()) if idx < 0: value = widget.currentText().strip() if value == '': if param.optional: alg.params[param.name] = None return True else: return False else: alg.params[param.name] = value else: alg.params[param.name] = widget.itemData(widget.currentIndex()) return True def setParamFileValue(self, alg, param, widget): idx = widget.findText(widget.currentText()) if idx < 0: value = widget.currentText() else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True def setParamNumberValue(self, alg, param, widget): idx = widget.findText(widget.currentText()) if idx < 0: s = widget.currentText().strip() if s: try: value = float(s) except: return False elif param.optional: value = None else: return False else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True def setParamExtentValue(self, alg, param, widget): idx = widget.findText(widget.currentText()) if idx < 0: s = unicode(widget.currentText()).strip() if s: try: tokens = s.split(',') if len(tokens) != 4: return False for token in tokens: float(token) except: return False elif param.optional: s = None else: return False alg.params[param.name] = [s] else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True def setParamPointValue(self, alg, param, widget): idx = widget.findText(widget.currentText()) if idx < 0: s = unicode(widget.currentText()).strip() if s: try: tokens = s.split(',') if len(tokens) != 2: return False for token in tokens: float(token) except: return False elif param.optional: s = None else: return False alg.params[param.name] = [s] else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True def setParamValue(self, alg, param, widget): if isinstance(param, (ParameterRaster, ParameterVector, ParameterTable)): return self.setParamValueLayerOrTable(alg, param, widget) elif isinstance(param, ParameterBoolean): if widget.currentIndex() < 2: value = widget.currentIndex() == 0 else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True elif isinstance(param, ParameterString): return self.setParamStringValue(alg, param, widget) elif isinstance(param, ParameterNumber): return self.setParamNumberValue(alg, param, widget) elif isinstance(param, ParameterExtent): return self.setParamExtentValue(alg, param, widget) elif isinstance(param, ParameterPoint): return self.setParamPointValue(alg, param, widget) elif isinstance(param, ParameterFile): return self.setParamFileValue(alg, param, widget) elif isinstance(param, ParameterSelection): alg.params[param.name] = widget.currentIndex() return True elif isinstance(param, ParameterRange): alg.params[param.name] = widget.getValue() return True elif isinstance(param, ParameterCrs): authid = widget.getValue() if authid is None and not param.optional: return False alg.params[param.name] = authid return True elif isinstance(param, ParameterFixedTable): table = widget.table if not bool(table) and not param.optional: return False alg.params[param.name] = ParameterFixedTable.tableToString(table) return True elif isinstance(param, ParameterTableField): return self.setParamTableFieldValue(alg, param, widget) elif isinstance(param, ParameterMultipleInput): if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY: options = self.getAvailableValuesOfType( ParameterVector, OutputVector) else: options = self.getAvailableValuesOfType( ParameterRaster, OutputRaster) values = [options[i] for i in widget.selectedoptions] if len(values) == 0 and not param.optional: return False alg.params[param.name] = values return True elif isinstance(param, ParameterGeometryPredicate): alg.params[param.name] = widget.value() return True else: alg.params[param.name] = unicode(widget.text()) return True def okPressed(self): self.alg = self.createAlgorithm() if self.alg is not None: self.close() else: QMessageBox.warning(self, self.tr('Unable to add algorithm'), self.tr('Wrong or missing parameter values')) def cancelPressed(self): self.alg = None self.close()
def show_current_state(self): """Setup the UI for QTextEdit to show the current state.""" right_panel_heading = QLabel(tr('Status')) right_panel_heading.setFont(big_font) right_panel_heading.setSizePolicy( QSizePolicy.Maximum, QSizePolicy.Maximum) self.right_layout.addWidget(right_panel_heading) message = m.Message() if self.layer_mode == layer_mode_continuous: title = tr('Thresholds') else: title = tr('Value maps') message.add(m.Heading(title, **INFO_STYLE)) for i in range(len(self.exposures)): message.add(m.Text(self.exposure_labels[i])) classification = self.get_classification( self.exposure_combo_boxes[i]) if self.layer_mode == layer_mode_continuous: thresholds = self.thresholds.get(self.exposures[i]['key']) if not thresholds or not classification: message.add(m.Paragraph(tr('No classifications set.'))) continue table = m.Table( style_class='table table-condensed table-striped') header = m.Row() header.add(m.Cell(tr('Class name'))) header.add(m.Cell(tr('Minimum'))) header.add(m.Cell(tr('Maximum'))) table.add(header) classes = classification.get('classes') # Sort by value, put the lowest first classes = sorted(classes, key=lambda k: k['value']) for the_class in classes: threshold = thresholds[classification['key']]['classes'][ the_class['key']] row = m.Row() row.add(m.Cell(the_class['name'])) row.add(m.Cell(threshold[0])) row.add(m.Cell(threshold[1])) table.add(row) else: value_maps = self.value_maps.get(self.exposures[i]['key']) if not value_maps or not classification: message.add(m.Paragraph(tr('No classifications set.'))) continue table = m.Table( style_class='table table-condensed table-striped') header = m.Row() header.add(m.Cell(tr('Class name'))) header.add(m.Cell(tr('Value'))) table.add(header) classes = classification.get('classes') # Sort by value, put the lowest first classes = sorted(classes, key=lambda k: k['value']) for the_class in classes: value_map = value_maps[classification['key']][ 'classes'].get(the_class['key'], []) row = m.Row() row.add(m.Cell(the_class['name'])) row.add(m.Cell(', '.join([str(v) for v in value_map]))) table.add(row) message.add(table) # status_text_edit = QTextBrowser(None) status_text_edit = QWebView(None) status_text_edit.setSizePolicy( QSizePolicy.Ignored, QSizePolicy.Ignored) status_text_edit.page().mainFrame().setScrollBarPolicy( Qt.Horizontal, Qt.ScrollBarAlwaysOff) html_string = html_header() + message.to_html() + html_footer() status_text_edit.setHtml(html_string) self.right_layout.addWidget(status_text_edit)
class ModelerParametersDialog(QDialog): ENTER_NAME = '[Enter name if this is a final result]' NOT_SELECTED = '[Not selected]' USE_MIN_COVERING_EXTENT = '[Use min covering extent]' def __init__(self, alg, model, algName=None): QDialog.__init__(self) self.setModal(True) #The algorithm to define in this dialog. It is an instance of GeoAlgorithm self._alg = alg #The resulting algorithm after the user clicks on OK. it is an instance of the container Algorithm class self.alg = None #The model this algorithm is going to be added to self.model = model #The name of the algorithm in the model, in case we are editing it and not defining it for the first time self._algName = algName self.setupUi() self.params = None def setupUi(self): self.labels = {} self.widgets = {} self.checkBoxes = {} self.showAdvanced = False self.valueItems = {} self.dependentItems = {} self.resize(650, 450) self.buttonBox = QDialogButtonBox() self.buttonBox.setOrientation(Qt.Horizontal) self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel | QDialogButtonBox.Ok) tooltips = self._alg.getParameterDescriptions() self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding) self.verticalLayout = QVBoxLayout() self.verticalLayout.setSpacing(5) self.verticalLayout.setMargin(20) hLayout = QHBoxLayout() hLayout.setSpacing(5) hLayout.setMargin(0) descriptionLabel = QLabel(self.tr("Description")) self.descriptionBox = QLineEdit() self.descriptionBox.setText(self._alg.name) 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) for param in self._alg.parameters: if param.isAdvanced: 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.parameters: if param.hidden: continue desc = param.description if isinstance(param, ParameterExtent): desc += self.tr('(xmin, xmax, ymin, ymax)') if isinstance(param, ParameterPoint): desc += self.tr('(x, y)') label = QLabel(desc) self.labels[param.name] = label widget = self.getWidgetFromParameter(param) self.valueItems[param.name] = widget if param.name in tooltips.keys(): tooltip = tooltips[param.name] else: tooltip = param.description label.setToolTip(tooltip) widget.setToolTip(tooltip) if param.isAdvanced: label.setVisible(self.showAdvanced) widget.setVisible(self.showAdvanced) self.widgets[param.name] = widget self.verticalLayout.addWidget(label) self.verticalLayout.addWidget(widget) for output in self._alg.outputs: if output.hidden: 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.setLayout(self.verticalLayout) self.setPreviousValues() self.setWindowTitle(self._alg.name) self.verticalLayout2 = QVBoxLayout() self.verticalLayout2.setSpacing(2) self.verticalLayout2.setMargin(0) self.tabWidget = QTabWidget() self.tabWidget.setMinimumWidth(300) self.paramPanel = QWidget() self.paramPanel.setLayout(self.verticalLayout) self.scrollArea = QScrollArea() self.scrollArea.setWidget(self.paramPanel) self.scrollArea.setWidgetResizable(True) self.tabWidget.addTab(self.scrollArea, self.tr('Parameters')) self.webView = QWebView() html = None url = None isText, help = self._alg.help() if help is not None: if isText: html = help else: url = QUrl(help) else: html = self.tr('<h2>Sorry, no help is available for this ' 'algorithm.</h2>') try: if html: self.webView.setHtml(html) elif url: self.webView.load(url) except: self.webView.setHtml(self.tr('<h2>Could not open help file :-( </h2>')) self.tabWidget.addTab(self.webView, 'Help') self.verticalLayout2.addWidget(self.tabWidget) self.verticalLayout2.addWidget(self.buttonBox) self.setLayout(self.verticalLayout2) self.buttonBox.accepted.connect(self.okPressed) self.buttonBox.rejected.connect(self.cancelPressed) QMetaObject.connectSlotsByName(self) def getAvailableDependencies(self): if self._algName is None: dependent = [] else: dependent = self.model.getDependentAlgorithms(self._algName) opts = [] for alg in self.model.algs.values(): if alg.name not in dependent: opts.append(alg) return opts def getDependenciesPanel(self): return MultipleInputPanel([alg.algorithm.name for alg in self.getAvailableDependencies()]) def showAdvancedParametersClicked(self): self.showAdvanced = not self.showAdvanced if self.showAdvanced: self.advancedButton.setText(self.tr('Hide advanced parameters')) else: self.advancedButton.setText(self.tr('Show advanced parameters')) for param in self._alg.parameters: if param.isAdvanced: self.labels[param.name].setVisible(self.showAdvanced) self.widgets[param.name].setVisible(self.showAdvanced) def getAvailableValuesOfType(self, paramType, outType=None): values = [] inputs = self.model.inputs for i in inputs.values(): param = i.param if isinstance(param, paramType): values.append(ValueFromInput(param.name)) if outType is None: return values if self._algName is None: dependent = [] else: dependent = self.model.getDependentAlgorithms(self._algName) for alg in self.model.algs.values(): if alg.name not in dependent: for out in alg.algorithm.outputs: if isinstance(out, outType): values.append(ValueFromOutput(alg.name, out.name)) return values def resolveValueDescription(self, value): if isinstance(value, ValueFromInput): return self.model.inputs[value.name].param.description else: alg = self.model.algs[value.alg] return self.tr("'%s' from algorithm '%s'") % (alg.algorithm.getOutputFromName(value.output).description, alg.description) def getWidgetFromParameter(self, param): if isinstance(param, ParameterRaster): item = QComboBox() layers = self.getAvailableValuesOfType(ParameterRaster, OutputRaster) if param.optional: item.addItem(self.NOT_SELECTED, None) for layer in layers: item.addItem(self.resolveValueDescription(layer), layer) elif isinstance(param, ParameterVector): item = QComboBox() layers = self.getAvailableValuesOfType(ParameterVector, OutputVector) if param.optional: item.addItem(self.NOT_SELECTED, None) for layer in layers: item.addItem(self.resolveValueDescription(layer), layer) elif isinstance(param, ParameterTable): item = QComboBox() tables = self.getAvailableValuesOfType(ParameterTable, OutputTable) layers = self.getAvailableValuesOfType(ParameterVector, OutputVector) if param.optional: item.addItem(self.NOT_SELECTED, None) for table in tables: item.addItem(self.resolveValueDescription(table), table) for layer in layers: item.addItem(self.resolveValueDescription(layer), layer) elif isinstance(param, ParameterBoolean): item = QComboBox() item.addItem('Yes') item.addItem('No') bools = self.getAvailableValuesOfType(ParameterBoolean, None) for b in bools: item.addItem(self.resolveValueDescription(b), b) if param.default: item.setCurrentIndex(0) else: item.setCurrentIndex(1) elif isinstance(param, ParameterSelection): item = QComboBox() item.addItems(param.options) item.setCurrentIndex(param.default or 1) elif isinstance(param, ParameterFixedTable): item = FixedTablePanel(param) elif isinstance(param, ParameterRange): item = RangePanel(param) elif isinstance(param, ParameterMultipleInput): if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY: options = self.getAvailableValuesOfType(ParameterVector, OutputVector) else: options = self.getAvailableValuesOfType(ParameterRaster, OutputRaster) opts = [] for opt in options: opts.append(self.resolveValueDescription(opt)) item = MultipleInputPanel(opts) elif isinstance(param, ParameterString): strings = self.getAvailableValuesOfType(ParameterString, OutputString) options = [(self.resolveValueDescription(s), s) for s in strings] if param.multiline: item = MultilineTextPanel(options) item.setText(unicode(param.default or "")) else: item = QComboBox() item.setEditable(True) for desc, val in options: item.addItem(desc, val) item.setEditText(unicode(param.default or "")) elif isinstance(param, ParameterTableField): item = QComboBox() item.setEditable(True) fields = self.getAvailableValuesOfType(ParameterTableField, None) for f in fields: item.addItem(self.resolveValueDescription(f), f) elif isinstance(param, ParameterNumber): item = QComboBox() item.setEditable(True) numbers = self.getAvailableValuesOfType(ParameterNumber, OutputNumber) for n in numbers: item.addItem(self.resolveValueDescription(n), n) item.setEditText(unicode(param.default)) elif isinstance(param, ParameterCrs): item = CrsSelectionPanel(param.default) elif isinstance(param, ParameterExtent): item = QComboBox() item.setEditable(True) extents = self.getAvailableValuesOfType(ParameterExtent, OutputExtent) if self.canUseAutoExtent(): item.addItem(self.USE_MIN_COVERING_EXTENT, None) for ex in extents: item.addItem(self.resolveValueDescription(ex), ex) if not self.canUseAutoExtent(): item.setEditText(unicode(param.default)) elif isinstance(param, ParameterPoint): item = QComboBox() item.setEditable(True) points = self.getAvailableValuesOfType(ParameterPoint) for p in points: item.addItem(self.resolveValueDescription(p), p) item.setEditText(unicode(param.default)) elif isinstance(param, ParameterFile): item = QComboBox() item.setEditable(True) files = self.getAvailableValuesOfType(ParameterFile, OutputFile) for f in files: item.addItem(self.resolveValueDescription(f), f) elif isinstance(param, ParameterGeometryPredicate): item = GeometryPredicateSelectionPanel(param.enabledPredicates) else: item = QLineEdit() try: item.setText(unicode(param.default)) except: pass return item def canUseAutoExtent(self): for param in self._alg.parameters: if isinstance(param, (ParameterRaster, ParameterVector, ParameterMultipleInput)): return True return False def setTableContent(self): params = self._alg.parameters outputs = self._alg.outputs visibleParams = [p for p in params if not p.hidden] visibleOutputs = [p for o in outputs if not o.hidden] self.tableWidget.setRowCount(len(visibleParams) + len(visibleOutputs)) for i, param in visibleParams: item = QTableWidgetItem(param.description) item.setFlags(Qt.ItemIsEnabled) self.tableWidget.setItem(i, 0, item) item = self.getWidgetFromParameter(param) self.valueItems[param.name] = item self.tableWidget.setCellWidget(i, 1, item) self.tableWidget.setRowHeight(i, 22) for i, output in visibleOutputs: item = QTableWidgetItem(output.description + '<' + output.__module__.split('.')[-1] + '>') item.setFlags(Qt.ItemIsEnabled) self.tableWidget.setItem(i, 0, item) item = QLineEdit() if hasattr(item, 'setPlaceholderText'): item.setPlaceholderText(ModelerParametersDialog.ENTER_NAME) self.valueItems[output.name] = item self.tableWidget.setCellWidget(i, 1, item) self.tableWidget.setRowHeight(i, 22) def setComboBoxValue(self, combo, value, param): if isinstance(value, list): value = value[0] items = [combo.itemData(i) for i in range(combo.count())] try: idx = items.index(value) combo.setCurrentIndex(idx) return except ValueError: pass if combo.isEditable(): if value is not None: combo.setEditText(unicode(value)) elif isinstance(param, ParameterSelection): combo.setCurrentIndex(int(value)) elif isinstance(param, ParameterBoolean): if value: combo.setCurrentIndex(0) else: combo.setCurrentIndex(1) def setPreviousValues(self): if self._algName is not None: alg = self.model.algs[self._algName] self.descriptionBox.setText(alg.description) for param in alg.algorithm.parameters: if param.hidden: continue widget = self.valueItems[param.name] if param.name in alg.params: value = alg.params[param.name] else: value = param.default if isinstance(param, ( ParameterRaster, ParameterVector, ParameterTable, ParameterTableField, ParameterSelection, ParameterNumber, ParameterBoolean, ParameterExtent, ParameterFile, ParameterPoint )): self.setComboBoxValue(widget, value, param) elif isinstance(param, ParameterString): if param.multiline: widget.setValue(value) else: self.setComboBoxValue(widget, value, param) elif isinstance(param, ParameterCrs): widget.setAuthId(value) elif isinstance(param, ParameterFixedTable): pass # TODO! elif isinstance(param, ParameterMultipleInput): if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY: options = self.getAvailableValuesOfType(ParameterVector, OutputVector) else: options = self.getAvailableValuesOfType(ParameterRaster, OutputRaster) selected = [] for i, opt in enumerate(options): if opt in value: selected.append(i) widget.setSelectedItems(selected) elif isinstance(param, ParameterGeometryPredicate): widget.setValue(value) for name, out in alg.outputs.iteritems(): widget = self.valueItems[name].setText(out.description) selected = [] dependencies = self.getAvailableDependencies() for idx, dependency in enumerate(dependencies): if dependency.name in alg.dependencies: selected.append(idx) self.dependenciesPanel.setSelectedItems(selected) def createAlgorithm(self): alg = Algorithm(self._alg.commandLineName()) alg.setName(self.model) alg.description = self.descriptionBox.text() params = self._alg.parameters outputs = self._alg.outputs for param in params: if param.hidden: continue if not self.setParamValue(alg, param, self.valueItems[param.name]): return None for output in outputs: if not output.hidden: name = unicode(self.valueItems[output.name].text()) if name.strip() != '' and name != ModelerParametersDialog.ENTER_NAME: alg.outputs[output.name] = ModelerOutput(name) selectedOptions = self.dependenciesPanel.selectedoptions availableDependencies = self.getAvailableDependencies() for selected in selectedOptions: alg.dependencies.append(availableDependencies[selected].name) return alg def setParamValueLayerOrTable(self, alg, param, widget): idx = widget.currentIndex() if idx < 0: return False else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True def setParamTableFieldValue(self, alg, param, widget): idx = widget.findText(widget.currentText()) if idx < 0: s = unicode(widget.currentText()).strip() if s == '': if param.optional: alg.params[param.name] = None return True else: return False else: alg.params[param.name] = s return True else: alg.params[param.name] = widget.itemData(widget.currentIndex()) return True def setParamStringValue(self, alg, param, widget): if param.multiline: value = widget.getValue() option = widget.getOption() if option == MultilineTextPanel.USE_TEXT: if value == '': if param.optional: alg.params[param.name] = None return True else: return False else: alg.params[param.name] = value else: alg.params[param.name] = value else: idx = widget.findText(widget.currentText()) if idx < 0: value = widget.currentText().strip() if value == '': if param.optional: alg.params[param.name] = None return True else: return False else: alg.params[param.name] = value else: alg.params[param.name] = widget.itemData(widget.currentIndex()) return True def setParamFileValue(self, alg, param, widget): idx = widget.findText(widget.currentText()) if idx < 0: value = widget.currentText() else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True def setParamNumberValue(self, alg, param, widget): idx = widget.findText(widget.currentText()) if idx < 0: s = widget.currentText().strip() if s: try: value = float(s) except: return False elif param.optional: value = None else: return False else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True def setParamExtentValue(self, alg, param, widget): idx = widget.findText(widget.currentText()) if idx < 0: s = unicode(widget.currentText()).strip() if s: try: tokens = s.split(',') if len(tokens) != 4: return False for token in tokens: float(token) except: return False elif param.optional: s = None else: return False alg.params[param.name] = [s] else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True def setParamPointValue(self, alg, param, widget): idx = widget.findText(widget.currentText()) if idx < 0: s = unicode(widget.currentText()).strip() if s: try: tokens = s.split(',') if len(tokens) != 2: return False for token in tokens: float(token) except: return False elif param.optional: s = None else: return False alg.params[param.name] = [s] else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True def setParamValue(self, alg, param, widget): if isinstance(param, (ParameterRaster, ParameterVector, ParameterTable)): return self.setParamValueLayerOrTable(alg, param, widget) elif isinstance(param, ParameterBoolean): if widget.currentIndex() < 2: value = widget.currentIndex() == 0 else: value = widget.itemData(widget.currentIndex()) alg.params[param.name] = value return True elif isinstance(param, ParameterString): return self.setParamStringValue(alg, param, widget) elif isinstance(param, ParameterNumber): return self.setParamNumberValue(alg, param, widget) elif isinstance(param, ParameterExtent): return self.setParamExtentValue(alg, param, widget) elif isinstance(param, ParameterPoint): return self.setParamPointValue(alg, param, widget) elif isinstance(param, ParameterFile): return self.setParamFileValue(alg, param, widget) elif isinstance(param, ParameterSelection): alg.params[param.name] = widget.currentIndex() return True elif isinstance(param, ParameterRange): alg.params[param.name] = widget.getValue() return True elif isinstance(param, ParameterCrs): authid = widget.getValue() if authid is None and not param.optional: return False alg.params[param.name] = authid return True elif isinstance(param, ParameterFixedTable): table = widget.table if not bool(table) and not param.optional: return False alg.params[param.name] = ParameterFixedTable.tableToString(table) return True elif isinstance(param, ParameterTableField): return self.setParamTableFieldValue(alg, param, widget) elif isinstance(param, ParameterMultipleInput): if param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY: options = self.getAvailableValuesOfType(ParameterVector, OutputVector) else: options = self.getAvailableValuesOfType(ParameterRaster, OutputRaster) values = [options[i] for i in widget.selectedoptions] if len(values) == 0 and not param.optional: return False alg.params[param.name] = values return True elif isinstance(param, ParameterGeometryPredicate): alg.params[param.name] = widget.value() return True else: alg.params[param.name] = unicode(widget.text()) return True def okPressed(self): self.alg = self.createAlgorithm() if self.alg is not None: self.close() else: QMessageBox.warning(self, self.tr('Unable to add algorithm'), self.tr('Wrong or missing parameter values')) def cancelPressed(self): self.alg = None self.close()
class SearchDialog(QDialog): def __init__(self): super(SearchDialog, self).__init__(iface.mainWindow()) self.initGui() self.mapstory = None def initGui(self): hlayout = QHBoxLayout() layout = QVBoxLayout() self.searchBox = QLineEdit() self.searchBox.returnPressed.connect(self.search) self.searchBox.setPlaceholderText("[Enter search string and press enter to search for maps]") hlayout.addWidget(self.searchBox) self.button = QToolButton() self.button.setText("Search") self.button.clicked.connect(self.search) self.button.adjustSize() self.searchBox.setFixedHeight(self.button.height()) hlayout.addWidget(self.button) layout.addLayout(hlayout) w = QFrame() self.browser = QWebView() w.setStyleSheet("QFrame{border:1px solid rgb(0, 0, 0);}") innerlayout = QHBoxLayout() innerlayout.setSpacing(0) innerlayout.setMargin(0) innerlayout.addWidget(self.browser) w.setLayout(innerlayout) layout.addWidget(w) self.setLayout(layout) self.browser.page().setLinkDelegationPolicy(QWebPage.DelegateAllLinks) self.browser.settings().setUserStyleSheetUrl(QUrl("file://" + resourceFile("search.css").replace("\\", "/"))) self.browser.linkClicked.connect(self.linkClicked) self.resize(600, 500) self.setWindowTitle("Search stories") def linkClicked(self, url): self.mapstory = url.path() self.close() def search(self): text = self.searchBox.text().strip() if text: try: r = execute(lambda: requests.get("http://mapstory.org/api/base/search", params={"type__in":"map", "limit":50, "q": text})) r.raise_for_status() mapstories = r.json()["objects"] if mapstories: s = "<div><ul>" for mapstory in mapstories: link = "<a href='%s' class='button'>Open</a>" % (mapstory["id"]) s += "<li>%s <h3>%s</h3> %s <br> </li>" % (link, mapstory["title"], mapstory["abstract"]) s += "</ul></div>" else: s = "<h2>No maps matching your search criteria were found.</h2>" self.browser.setHtml(s) except RequestException as e: QMessageBox.warning(self, "Search", u"There has been a problem performing the search:\n" + str(e.args[0]), QMessageBox.Ok)