我们从Python开源项目中，提取了以下19个代码示例，用于说明如何使用PyQt4.QtGui.QDoubleSpinBox()。
def __init__(self, window): super().__init__(window) self.window = window self.setWindowTitle('Parameters') self.setModal(False) grid = QtGui.QGridLayout(self) grid.addWidget(QtGui.QLabel('Oversampling:'), 0, 0) self.oversampling = QtGui.QDoubleSpinBox() self.oversampling.setRange(1, 200) self.oversampling.setValue(4) self.oversampling.setDecimals(1) self.oversampling.setKeyboardTracking(False) self.oversampling.valueChanged.connect(self.window.updateLayout) grid.addWidget(self.oversampling, 0, 1) self.iterations = QtGui.QSpinBox() self.iterations.setRange(1, 1) self.iterations.setValue(1)
def __init__(self, window): super().__init__(window) self.window = window self.setWindowTitle('Parameters') self.setModal(False) grid = QtGui.QGridLayout(self) grid.addWidget(QtGui.QLabel('Oversampling:'), 0, 0) self.oversampling = QtGui.QDoubleSpinBox() self.oversampling.setRange(1, 1e7) self.oversampling.setValue(10) self.oversampling.setDecimals(1) self.oversampling.setKeyboardTracking(False) self.oversampling.valueChanged.connect(self.window.view.update_image) grid.addWidget(self.oversampling, 0, 1) grid.addWidget(QtGui.QLabel('Iterations:'), 1, 0) self.iterations = QtGui.QSpinBox() self.iterations.setRange(0, 1e7) self.iterations.setValue(10) grid.addWidget(self.iterations, 1, 1)
def valueFromText(self, text): new_value = QtGui.QDoubleSpinBox.valueFromText(self, text) pos = bisect_left(popup_values, new_value) if pos == 1: self.index = pos self.indexChanged.emit(pos) return popup_values[0] if pos == len(popup_values): self.index = pos self.indexChanged.emit(pos) return popup_values[-1] before = popup_values[pos-1] after = popup_values[pos] if after-new_value < new_value-before: self.index = after self.indexChanged.emit(after) return after self.index = before self.indexChanged.emit(before) return before
def __init__(self, parent, *args, **kwargs): super(MaskToolbar, self).__init__(parent=parent, *args, **kwargs) # memorize the original threshold value and keep track of updates self.__threshold_base = self.active_segmentation.threshold # connect to get informed about theshold adaptions from user self.active_segmentation.data_changed.append(self.data_changed) # update the spinbox such that it reflects threshold changes e.g. via ipython # fixme will lead to infinte signal loop # self.active_segmentation.data_changed.append(self.threshold_changed) self.btn_toggle = self.addAction("Mask") self.btn_toggle.setToolTip("Toggle the mask overlay.") self.btn_toggle.setCheckable(True) self.btn_toggle.setChecked(self.active_frame_canvas.show_overlay) self.btn_toggle.triggered.connect(lambda on: setattr(self.active_frame_canvas, "show_overlay", on)) self.threshold_spin_box = QtGui.QDoubleSpinBox(value=100.) self.threshold_spin_box.setRange(0., 99999.) self.threshold_spin_box.setValue(100.) self.threshold_spin_box.setAlignment(QtCore.Qt.Alignment(QtCore.Qt.AlignRight)) self.threshold_spin_box.setSingleStep(.5) self.threshold_spin_box.valueChanged.connect(self.update_threshold) self.addWidget(self.threshold_spin_box)
def _set_up_opt_spin_box(self): check_box = QCheckBox() spin_box = QDoubleSpinBox() spin_box.setDecimals(5) spin_box.setSingleStep(0.01) spin_box.setMinimum(-sys.float_info.max) spin_box.setMaximum(sys.float_info.max) spin_box.setDisabled(True) check_box.toggled.connect(spin_box.setEnabled) return check_box, spin_box
def __init__(self, window): super().__init__(window) self.window = window self.setWindowTitle('Enter parameters') vbox = QtGui.QVBoxLayout(self) grid = QtGui.QGridLayout() grid.addWidget(QtGui.QLabel('Max. distance (pixels):'), 0, 0) self.max_distance = QtGui.QDoubleSpinBox() self.max_distance.setRange(0, 1e6) self.max_distance.setValue(1) grid.addWidget(self.max_distance, 0, 1) grid.addWidget(QtGui.QLabel('Max. transient dark frames:'), 1, 0) self.max_dark_time = QtGui.QDoubleSpinBox() self.max_dark_time.setRange(0, 1e9) self.max_dark_time.setValue(1) grid.addWidget(self.max_dark_time, 1, 1) vbox.addLayout(grid) hbox = QtGui.QHBoxLayout() vbox.addLayout(hbox) # OK and Cancel buttons self.buttons = QtGui.QDialogButtonBox(QtGui.QDialogButtonBox.Ok | QtGui.QDialogButtonBox.Cancel, QtCore.Qt.Horizontal, self) vbox.addWidget(self.buttons) self.buttons.accepted.connect(self.accept) self.buttons.rejected.connect(self.reject) # static method to create the dialog and return input
def __init__(self, window): super().__init__(window) self.window = window self.setWindowTitle('Tools Settings') self.setModal(False) vbox = QtGui.QVBoxLayout(self) pick_groupbox = QtGui.QGroupBox('Pick') vbox.addWidget(pick_groupbox) pick_grid = QtGui.QGridLayout(pick_groupbox) pick_grid.addWidget(QtGui.QLabel('Diameter (cam. pixel):'), 0, 0) self.pick_diameter = QtGui.QDoubleSpinBox() self.pick_diameter.setRange(0, 999999) self.pick_diameter.setValue(1) self.pick_diameter.setSingleStep(0.1) self.pick_diameter.setDecimals(3) self.pick_diameter.setKeyboardTracking(False) self.pick_diameter.valueChanged.connect(self.on_pick_diameter_changed) pick_grid.addWidget(self.pick_diameter, 0, 1) pick_grid.addWidget(QtGui.QLabel('Pick similar +/- range (std)'), 1, 0) self.pick_similar_range = QtGui.QDoubleSpinBox() self.pick_similar_range.setRange(0, 100000) self.pick_similar_range.setValue(2) self.pick_similar_range.setSingleStep(0.1) self.pick_similar_range.setDecimals(1) pick_grid.addWidget(self.pick_similar_range, 1, 1) self.pick_annotation = QtGui.QCheckBox('Annotate picks') self.pick_annotation.stateChanged.connect(self.on_pick_diameter_changed) pick_grid.addWidget(self.pick_annotation, 2, 0)
def __init__(self, parent): self.indexMinimum = 1 self.indexMaximum = len(popup_values) - 1 self.indexRange = self.indexMinimum, self.indexMaximum QtGui.QDoubleSpinBox.__init__(self, parent) self.setRange(.1, 15.5) self.setSuffix('s') self.setDecimals(1) self.setSingleStep(.1) self.index = 0 self.setIndex(1)
def validate(self, text, pos): res = QtGui.QDoubleSpinBox.validate(self, text, pos) if res in (QtGui.QValidator.Invalid, QtGui.QValidator.Intermediate): return res new_value = QtGui.QDoubleSpinBox.valueFromText(self, text) if not popup_values[self.indexMinimum] <= new_value <= popup_values[self.indexMaximum]: return QtGui.QValidator.Invalid, res[1] return res
def ratio_spin_focus_in(self, event): self.ratio_spin.setDecimals(2) # self.ratio_spin.lineEdit().setText(self.ratio_spin.lineEdit().text().replace('x', '')) # self.ratio_spin.lineEdit().setText(self.ratio_spin.textFromValue(self.ratio_spin.value()).replace(self.ratio_spin.prefix(), '')) self.ratio_spin.setPrefix('') QtGui.QDoubleSpinBox.focusInEvent(self.ratio_spin, event) self.ratio_spin.lineEdit().selectAll()
def ratio_spin_focus_out(self, event): value = self.ratio_spin.lineEdit().text() dec_locale = QtCore.QString(QtCore.QLocale().decimalPoint()) dec_point = QtCore.QString('.') value = str(value.replace(dec_locale, dec_point)) dec = len(value.rstrip('0')[value.index('.')+1:]) self.ratio_spin.setDecimals(dec) self.ratio_spin.setValue(float(value)) self.ratio_spin.setPrefix('x') QtGui.QDoubleSpinBox.focusOutEvent(self.ratio_spin, event)
def __init__(self, database_ref): super(ModifyPage, self).__init__() self.database_ref = database_ref ## Create QWidget objects self.ratingLabel = QtGui.QLabel('Assign 200 SR Time:') self.ratingSpinBox = QtGui.QDoubleSpinBox() self.ratingSpinBox.setDecimals(3) self.ratingSpinBox.setRange(500.000, 1800.000) self.ratingSpinBox.setSuffix(' s') self.errorLabel = QtGui.QLabel('Error:') self.errorEdit = QtGui.QLineEdit() self.raceTable = RaceTableWidget(15) self.generateButton = QtGui.QPushButton('Generate') self.exportButton = QtGui.QPushButton('Export') self.addButton = QtGui.QPushButton('Add') self.confirmCheckBox = QtGui.QCheckBox('Confirm') ## Set up layout self.grid = QtGui.QGridLayout() self.grid.setSpacing(20) self.grid.addWidget(self.ratingLabel, 0, 0) self.grid.addWidget(self.ratingSpinBox, 0, 1) self.grid.addWidget(self.generateButton, 0, 2) self.grid.addWidget(self.errorLabel, 0, 4) self.grid.addWidget(self.errorEdit, 0, 5) self.grid.addWidget(self.raceTable, 1, 0, 10, 6) self.grid.addWidget(self.exportButton, 12, 0) self.grid.addWidget(self.addButton, 12, 4) self.grid.addWidget(self.confirmCheckBox, 12, 5) self.setLayout(self.grid) ## Connect signals and slots ## Register fields self.registerField('modify_check*', self.confirmCheckBox)
def __init__(self, parent, slice_view_widget, context): super(PlotExportSettingsWidget, self).__init__(parent) self._slice_view_widget = slice_view_widget self._context = context self._dpi_units = ["in", "cm", "px"] if parent is None or self._slice_view_widget is None: w, h, dpi = 11.7, 8.3, 100 else: fig = self._slice_view_widget.layout_figure() w, h = fig.get_size_inches() dpi = fig.dpi self._label = QLabel() self._label.setDisabled(True) self._set_label_txt(w, h, self._dpi_units[0]) self._fix_size = QCheckBox() self._fix_width = QDoubleSpinBox() self._fix_width.setDisabled(True) self._fix_height = QDoubleSpinBox() self._fix_height.setDisabled(True) self._fix_dpi_units = QComboBox() self._fix_dpi_units.setDisabled(True) self._fix_width.setMinimum(1) self._fix_width.setMaximum(32000) self._fix_width.setValue(w) self._fix_height.setMinimum(1) self._fix_height.setMaximum(32000) self._fix_height.setValue(h) self._fix_width.valueChanged.connect(self._fixed_image) self._fix_height.valueChanged.connect(self._fixed_image) self._fix_dpi_units.addItems(self._dpi_units) self._fix_dpi_units.activated.connect(self._fixed_image) self._fix_size.toggled.connect(self._fixed_image) self._label_widget = self._label self._enable_widget = self._fix_size self._dpi_widget = self._fix_dpi_units self._height_widget = self._fix_height self._width_widget = self._fix_width
def guisave(ui, settings): #for child in ui.children(): # works like getmembers, but because it traverses the hierarachy, you would have to call guisave recursively to traverse down the tree for name, obj in inspect.getmembers(ui): if isinstance(obj, QtGui.QComboBox): name = obj.objectName() # get combobox name index = obj.currentIndex() # get current index from combobox settings.setValue(name, index) # save combobox selection to registry #print 'combo',name,index elif isinstance(obj, QtGui.QLineEdit): name = obj.objectName() value = obj.text() settings.setValue(name, value) # save ui values, so they can be restored next time #print 'line',name,value elif isinstance(obj, QtGui.QCheckBox): name = obj.objectName() state = obj.checkState() settings.setValue(name, state) #print 'check',name,state elif isinstance(obj, QtGui.QDial): name = obj.objectName() value = obj.value() settings.setValue(name, value) #print 'dial',name,value elif isinstance(obj, QtGui.QSlider): name = obj.objectName() value = obj.value() settings.setValue(name, value) #print 'slider',name,value elif isinstance(obj, QtGui.QSpinBox): name = obj.objectName() value = obj.value() settings.setValue(name, value) #print 'spin',name,value elif isinstance(obj, QtGui.QDoubleSpinBox): name = obj.objectName() value = obj.value() settings.setValue(name, value) #print 'doublespin',name,value #=================================================================== # restore "ui" controls with values stored in registry "settings" # ui = QMainWindow object # settings = QSettings object #===================================================================
def guirestore(ui, settings): for name, obj in inspect.getmembers(ui): if isinstance(obj, QtGui.QComboBox): name = obj.objectName() index = int(settings.value(name)) if index == "" or index==-1: continue obj.setCurrentIndex(index) # preselect a combobox value by index elif isinstance(obj, QtGui.QLineEdit): name = obj.objectName() value = unicode(settings.value(name)) # get stored value from registry obj.setText(value) # restore lineEditFile elif isinstance(obj, QtGui.QCheckBox): name = obj.objectName() value = int(settings.value(name)) if value != None: obj.setChecked(bool(value)) # restore checkbox elif isinstance(obj, QtGui.QDial): name = obj.objectName() value = int(settings.value(name)) if value == "": continue obj.setValue(value) elif isinstance(obj, QtGui.QSlider): name = obj.objectName() value = int(settings.value(name)) if value == "": continue obj.setValue(value) elif isinstance(obj, QtGui.QSpinBox): name = obj.objectName() value = int(settings.value(name)) if value == "": continue obj.setValue(value) elif isinstance(obj, QtGui.QDoubleSpinBox): name = obj.objectName() value = int(settings.value(name)) if value == "": continue obj.setValue(value) ################################################################
def __init__(self, dataitem, parent=None): super(numericPanel, self).__init__(parent) self.setFrameStyle(gui.QFrame.Sunken) self.setFrameShape(gui.QFrame.Box) self.data = dataitem layout = gui.QGridLayout() labelnob = gui.QLabel(_("Number of bit")) lableunit = gui.QLabel(_("Unit")) labelsigned = gui.QLabel(_("Signed")) labelformat = gui.QLabel(_("Format")) labeldoc = gui.QLabel(_("Value = (AX+B) / C")) labela = gui.QLabel("A") labelb = gui.QLabel("B") labelc = gui.QLabel("C") layout.addWidget(labelnob, 0, 0) layout.addWidget(lableunit, 1, 0) layout.addWidget(labelsigned, 2, 0) layout.addWidget(labelformat, 3, 0) layout.addWidget(labeldoc, 4, 0) layout.addWidget(labela, 5, 0) layout.addWidget(labelb, 6, 0) layout.addWidget(labelc, 7, 0) layout.setRowStretch(8, 1) self.inputnob = gui.QSpinBox() self.inputnob.setRange(1, 32) self.inputunit = gui.QLineEdit() self.inputsigned = gui.QCheckBox() self.inputformat = gui.QLineEdit() self.inputa = gui.QDoubleSpinBox() self.inputb = gui.QDoubleSpinBox() self.inputc = gui.QDoubleSpinBox() self.inputc.setRange(-1000000, 1000000) self.inputb.setRange(-1000000, 1000000) self.inputa.setRange(-1000000, 1000000) self.inputa.setDecimals(4) self.inputb.setDecimals(4) self.inputc.setDecimals(4) layout.addWidget(self.inputnob, 0, 1) layout.addWidget(self.inputunit, 1, 1) layout.addWidget(self.inputsigned, 2, 1) layout.addWidget(self.inputformat, 3, 1) layout.addWidget(self.inputa, 5, 1) layout.addWidget(self.inputb, 6, 1) layout.addWidget(self.inputc, 7, 1) self.setLayout(layout) self.init()
def setupUi(self): Form = self Form.setObjectName(_fromUtf8("Form")) Form.resize(400, 150) self.frame = QtGui.QFrame(Form) self.frame.setGeometry(QtCore.QRect(10, 10, 381, 131)) self.frame.setFrameShape(QtGui.QFrame.Box) self.frame.setFrameShadow(QtGui.QFrame.Raised) self.frame.setObjectName(_fromUtf8("frame")) self.label = QtGui.QLabel(self.frame) self.label.setGeometry(QtCore.QRect(10, 10, 121, 21)) font = QtGui.QFont() font.setPointSize(12) font.setBold(True) font.setWeight(75) self.label.setFont(font) self.label.setObjectName(_fromUtf8("label")) self.t_right_lcd = QtGui.QLCDNumber(self.frame) self.t_right_lcd.setGeometry(QtCore.QRect(260, 90, 111, 31)) self.t_right_lcd.setObjectName(_fromUtf8("t_right_lcd")) self.t_middle_lcd = QtGui.QLCDNumber(self.frame) self.t_middle_lcd.setGeometry(QtCore.QRect(140, 90, 111, 31)) self.t_middle_lcd.setObjectName(_fromUtf8("t_middle_lcd")) self.t_left_lcd = QtGui.QLCDNumber(self.frame) self.t_left_lcd.setGeometry(QtCore.QRect(20, 90, 111, 31)) self.t_left_lcd.setObjectName(_fromUtf8("t_left_lcd")) self.t_left_label = QtGui.QLabel(self.frame) self.t_left_label.setGeometry(QtCore.QRect(20, 70, 111, 21)) self.t_left_label.setObjectName(_fromUtf8("t_left_label")) self.t_middle_label = QtGui.QLabel(self.frame) self.t_middle_label.setGeometry(QtCore.QRect(140, 72, 111, 21)) self.t_middle_label.setObjectName(_fromUtf8("t_middle_label")) self.t_right_label = QtGui.QLabel(self.frame) self.t_right_label.setGeometry(QtCore.QRect(260, 72, 111, 21)) self.t_right_label.setObjectName(_fromUtf8("t_right_label")) self.t_right_button = QtGui.QPushButton(self.frame) self.t_right_button.setGeometry(QtCore.QRect(260, 20, 111, 41)) self.t_right_button.setObjectName(_fromUtf8("t_right_button")) self.t_middle_button = QtGui.QPushButton(self.frame) self.t_middle_button.setGeometry(QtCore.QRect(140, 20, 111, 41)) self.t_middle_button.setObjectName(_fromUtf8("t_middle_button")) self.t_spinbox = QtGui.QDoubleSpinBox(self.frame) self.t_spinbox.setGeometry(QtCore.QRect(20, 40, 111, 22)) self.t_spinbox.setObjectName(_fromUtf8("t_spinbox")) self.retranslateUi() QtCore.QMetaObject.connectSlotsByName(Form)
def setupUi(self): Form = self Form.setObjectName(_fromUtf8("Form")) Form.resize(400, 150) self.frame = QtGui.QFrame(Form) self.frame.setGeometry(QtCore.QRect(10, 10, 381, 131)) self.frame.setFrameShape(QtGui.QFrame.Box) self.frame.setFrameShadow(QtGui.QFrame.Raised) self.frame.setObjectName(_fromUtf8("frame")) self.label = QtGui.QLabel(self.frame) self.label.setGeometry(QtCore.QRect(10, 6, 361, 21)) font = QtGui.QFont() font.setPointSize(12) font.setBold(True) font.setWeight(75) self.label.setFont(font) self.label.setObjectName(_fromUtf8("label")) self.ps_max_voltage_spinbox = QtGui.QDoubleSpinBox(self.frame) self.ps_max_voltage_spinbox.setGeometry(QtCore.QRect(100, 40, 81, 31)) self.ps_max_voltage_spinbox.setMaximum(20.0) self.ps_max_voltage_spinbox.setProperty("value", 20.0) self.ps_max_voltage_spinbox.setObjectName(_fromUtf8("ps_max_voltage_spinbox")) self.ps_min_voltage_spinbox = QtGui.QDoubleSpinBox(self.frame) self.ps_min_voltage_spinbox.setGeometry(QtCore.QRect(100, 81, 81, 31)) self.ps_min_voltage_spinbox.setMaximum(20.0) self.ps_min_voltage_spinbox.setObjectName(_fromUtf8("ps_min_voltage_spinbox")) self.ps_max_current_spinbox = QtGui.QDoubleSpinBox(self.frame) self.ps_max_current_spinbox.setGeometry(QtCore.QRect(290, 40, 81, 31)) self.ps_max_current_spinbox.setMaximum(30.0) self.ps_max_current_spinbox.setProperty("value", 30.0) self.ps_max_current_spinbox.setObjectName(_fromUtf8("ps_max_current_spinbox")) self.ps_min_current_spinbox = QtGui.QDoubleSpinBox(self.frame) self.ps_min_current_spinbox.setGeometry(QtCore.QRect(290, 81, 81, 31)) self.ps_min_current_spinbox.setMaximum(30.0) self.ps_min_current_spinbox.setObjectName(_fromUtf8("ps_min_current_spinbox")) self.label_2 = QtGui.QLabel(self.frame) self.label_2.setGeometry(QtCore.QRect(10, 40, 91, 31)) self.label_2.setObjectName(_fromUtf8("label_2")) self.label_3 = QtGui.QLabel(self.frame) self.label_3.setGeometry(QtCore.QRect(10, 82, 91, 31)) self.label_3.setObjectName(_fromUtf8("label_3")) self.label_4 = QtGui.QLabel(self.frame) self.label_4.setGeometry(QtCore.QRect(210, 44, 81, 21)) self.label_4.setObjectName(_fromUtf8("label_4")) self.label_5 = QtGui.QLabel(self.frame) self.label_5.setGeometry(QtCore.QRect(210, 80, 81, 31)) self.label_5.setObjectName(_fromUtf8("label_5")) self.line = QtGui.QFrame(self.frame) self.line.setGeometry(QtCore.QRect(179, 40, 31, 81)) self.line.setFrameShape(QtGui.QFrame.VLine) self.line.setFrameShadow(QtGui.QFrame.Sunken) self.line.setObjectName(_fromUtf8("line")) self.retranslateUi() QtCore.QMetaObject.connectSlotsByName(Form)
def makeLayout(self): layout = QtGui.QGridLayout() shell_font = 'MS Shell Dlg 2' title = QtGui.QLabel('Ablation Loading') title.setFont(QtGui.QFont(shell_font, pointSize=16)) title.setAlignment(QtCore.Qt.AlignCenter) loadingName = QtGui.QLabel('Trap Delay (usec)') loadingName.setFont(QtGui.QFont(shell_font, pointSize=16)) loadingName.setAlignment(QtCore.Qt.AlignCenter) self.trigger_loading = QtGui.QPushButton('Ablation Load') self.trigger_loading.setMaximumHeight(30) self.trigger_loading.setMinimumHeight(30) self.trigger_loading.setFont(QtGui.QFont(shell_font, pointSize=14)) self.trigger_loading.setStyleSheet("background-color: green") #self.update_dc.setMinimumWidth(180) # loading time self.loading_time_spin = QtGui.QDoubleSpinBox() self.loading_time_spin.setFont(QtGui.QFont(shell_font, pointSize=16)) self.loading_time_spin.setDecimals(0) self.loading_time_spin.setSingleStep(1) self.loading_time_spin.setRange(6, 200) self.loading_time_spin.setKeyboardTracking(False) #layout 1 row at a time layout.addWidget(title, 0, 0, 2, 2) layout.addWidget(loadingName, 2, 0, 1, 2) layout.addWidget(self.loading_time_spin, 3, 0, 1, 2) layout.addWidget(self.trigger_loading, 5, 0, 1, 2) layout.minimumSize() self.setLayout(layout)
