Esempio n. 1
0
class qHotField(QWidget):
    def __init__(self, name, mytype, initial_value, value_list = None, pos = "left", help_text = None, help_instance = None, min_size = 0, max_size = None, handler = None, multiline=False):
        QWidget.__init__(self)
        if max_size == None:
            max_size = 300
        self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed) # Let it expand horizontally but not vertically
        self.name = name
        self.mytype = mytype
        self.multiline = multiline
        self.setContentsMargins(1, 1, 1, 1)
        self.is_popup = (value_list != None)
        if self.is_popup:
            self.value_list = [str(v) for v in value_list] # It's possible the values won't be strings.
        if pos == "top":
            self.layout1 = QVBoxLayout()
        else:
            self.layout1=QHBoxLayout()
        self.layout1.setContentsMargins(1, 1, 1, 1)
        self.layout1.setSpacing(1)
        self.setLayout(self.layout1)
        if mytype == bool:
            self.cb = QCheckBox(name)
            self.cb.setFont(regular_small_font)
            self.layout1.addWidget(self.cb)
            self.cb.setChecked(initial_value)
            if handler != None:
                self.cb.toggled.connect(handler)
        else:
            if not self.is_popup:
                if multiline:
                    self.efield=QPlainTextEdit("")
                    self.efield.appendPlainText(str(initial_value))
                else:
                    self.efield = QLineEdit("Default Text")
                    self.efield.setText(str(initial_value))
                if handler != None:
                    self.efield.textChanged.connect(handler)
            else:
                self.efield = QComboBox()
                self.efield.addItems(value_list)
                if len(value_list) != 0:
                    self.efield.setCurrentIndex(value_list.index(initial_value))
                self.efield.setSizeAdjustPolicy(QComboBox.AdjustToContents)
                if handler != None:
                    self.efield.currentIndexChanged.connect(handler)
                self.layout1.setContentsMargins(5, 5, 5, 5) # Popups need a little more space
                self.layout1.setSpacing(2)
            self.efield.setFont(regular_small_font)
            self.label = QLabel(name)
            self.label.setFont(regular_small_font)
            if pos == "right":
                self.layout1.addWidget(self.efield)
                self.layout1.addWidget(self.label)
            else:
                self.layout1.addWidget(self.label)
                self.layout1.addWidget(self.efield)
            
            self.efield.setMaximumWidth(max_size)
            if min_size != 0:
                self.efield.setMinimumWidth(min_size)
        self.layout1.addStretch()
        if help_text != None:
            if (help_instance == None):
                print "No help instance specified."
            else:
                help_button_widget = help_instance.create_button(name, help_text)
                self.layout1.addWidget(help_button_widget)
                    
    def repopulate_list(self, initial_value, value_list):
        if not self.is_popup:
            print "This qHotField is not a popup list. So it can't be repopulated"
            return
        self.value_list = [str(v) for v in value_list] # It's possible the values won't be strings
        self.efield.clear()
        self.efield.addItems(value_list)
        self.efield.setCurrentIndex(value_list.index(initial_value))
        return
        
    def get_myvalue(self):
        if self.mytype == bool:
            return self.cb.isChecked()
        else:
            if self.is_popup:
                the_txt = self.efield.currentText()
            else:
                if self.multiline:
                    the_txt = self.efield.toPlainText()
                else:
                    the_txt = self.efield.text()
            if (self.mytype == str) or (self.mytype == unicode):
                return (self.mytype)(the_txt)
            else: # if we have a numerical type, the user might have entered a list separated by spaces. Handle that specially
                the_val = re.findall(r"\S+", the_txt) # We might have a list of values separated by spaces if this is a numerical variable
                if len(the_val) == 1:  # it's just a single value
                    result = (self.mytype)(the_txt)
                else: # it's a list. We want to convert treat this as a monte sequence
                    res = []
                    for v in the_val:
                        res.append((self.mytype)(v))
                    result = MonteSequence(res)
                return result
        
    def set_myvalue(self, val):
        if self.mytype == bool:
            self.cb.setChecked(val)
        elif self.is_popup:
            self.efield.setCurrentIndex(self.value_list.index(val))
        else:
            if type(val) == list:
                result = ""
                for x in val:
                    result = result + str(x) + " "
                self.efield.setText(result)
            else:
                if self.multiline:
                    self.efield.clear()
                    self.efield.appendPlainText(str(val))
                else:
                    self.efield.setText(str(val))
    value = property(get_myvalue, set_myvalue)