Python FlexTable.addTableListener方法代码示例

# 需要导入模块: from pyjamas.ui.FlexTable import FlexTable [as 别名]
# 或者: from pyjamas.ui.FlexTable.FlexTable import addTableListener [as 别名]
class MailList(Composite):

    VISIBLE_EMAIL_COUNT = 10

    def __init__(self, mailObject):
        Composite.__init__(self)

        self.countLabel = HTML()
        self.newerButton = HTML("<a href='javascript:;'>&lt; newer</a>", True)
        self.olderButton = HTML("<a href='javascript:;'>older &gt;</a>", True)
        self.startIndex = 0
        self.selectedRow = -1
        self.table = FlexTable()
        self.navBar = HorizontalPanel()
        self.mailObject = mailObject

        # Setup the table.
        self.table.setCellSpacing(0)
        self.table.setCellPadding(2)
        self.table.setWidth("100%")

        # Hook up events.
        self.table.addTableListener(self)
        self.newerButton.addClickListener(self)
        self.olderButton.addClickListener(self)

        # Create the 'navigation' bar at the upper-right.
        innerNavBar = HorizontalPanel()
        innerNavBar.setSpacing(8)
        innerNavBar.add(self.newerButton)
        innerNavBar.add(self.countLabel)
        innerNavBar.add(self.olderButton)

        self.navBar.setStyleName("mail-ListNavBar")
        self.navBar.setHorizontalAlignment(HasAlignment.ALIGN_RIGHT)
        self.navBar.add(innerNavBar)
        self.navBar.setWidth("100%")

        self.initWidget(self.table)
        self.setStyleName("mail-List")

        self.initTable()
        self.update()

    def onCellDoubleClicked(self, sender, row, cell):
    	pass

    def onCellClicked(self, sender, row, cell):
        # Select the row that was clicked (-1 to account for header row).
        if (row > 0):
            self.selectRow(row - 1)

    def onClick(self, sender):
        if (sender == self.olderButton):
            # Move forward a page.
            self.startIndex = self.startIndex + MailList.VISIBLE_EMAIL_COUNT
            if (self.startIndex >= MailItems().getMailItemCount()):
                self.startIndex = self.startIndex - MailList.VISIBLE_EMAIL_COUNT
            else:
                self.styleRow(self.selectedRow, False)
                self.selectedRow = -1
                self.update()

        elif (sender == self.newerButton):
            # Move back a page.
            self.startIndex = self.startIndex - MailList.VISIBLE_EMAIL_COUNT
            if (self.startIndex < 0):
                self.startIndex = 0
            else:
                self.styleRow(self.selectedRow, False)
                self.selectedRow = -1
                self.update()

    def initTable(self):
        # Create the header row.
        self.table.setText(0, 0, "sender")
        self.table.setText(0, 1, "email")
        self.table.setText(0, 2, "subject")
        self.table.setWidget(0, 3, self.navBar)
        self.table.getRowFormatter().setStyleName(0, "mail-ListHeader")

        # Initialize the rest of the rows.
        i = 0
        while i < MailList.VISIBLE_EMAIL_COUNT:
            self.table.setText(i + 1, 0, "")
            self.table.setText(i + 1, 1, "")
            self.table.setText(i + 1, 2, "")
            self.table.getCellFormatter().setWordWrap(i + 1, 0, False)
            self.table.getCellFormatter().setWordWrap(i + 1, 1, False)
            self.table.getCellFormatter().setWordWrap(i + 1, 2, False)
            self.table.getFlexCellFormatter().setColSpan(i + 1, 2, 2)
            i = i + 1


    def selectRow(self, row):
        # When a row (other than the first one, which is used as a header) is
        # selected, display its associated MailItem.
        item = MailItems().getMailItem(self.startIndex + row)
        if item is None:
            return
#.........这里部分代码省略.........

# 需要导入模块: from pyjamas.ui.FlexTable import FlexTable [as 别名]
# 或者: from pyjamas.ui.FlexTable.FlexTable import addTableListener [as 别名]
class RadioEditor ( BaseEditor ):
    """ Enumeration editor, used for the "custom" style, that displays radio
        buttons.
    """

    # Is the button layout row-major or column-major?
    row_major = Bool( False )

    #---------------------------------------------------------------------------
    #  Finishes initializing the editor by creating the underlying toolkit
    #  widget:
    #---------------------------------------------------------------------------

    def init ( self, parent ):
        """ Finishes initializing the editor by creating the underlying toolkit
            widget.
        """
        super( RadioEditor, self ).init( parent )

        self.control = FlexTable( BorderWidth=0, Width="100%" )
        self.control.addTableListener( self.update_object )

        self.rebuild_editor()

    #---------------------------------------------------------------------------
    #  Handles the user clicking one of the 'custom' radio buttons:
    #---------------------------------------------------------------------------

    def update_object ( self, index ):
        """ Handles the user clicking one of the custom radio buttons.
        """
        try:
            self.value = self.mapping[ self.names[ index ] ]
        except:
            pass

    #---------------------------------------------------------------------------
    #  Updates the editor when the object trait changes external to the editor:
    #---------------------------------------------------------------------------

    def update_editor ( self ):
        """ Updates the editor when the object trait changes externally to the
            editor.
        """
        table = self.control
        value = self.value

        for row in range( table.getRowCount() ):
            for cell in range( table.getCellCount( row ) ):
                rb = table.getWidget( row, cell )
                rb.setChecked( rb.getText == value )

    #---------------------------------------------------------------------------
    #  Rebuilds the contents of the editor whenever the original factory
    #  object's 'values' trait changes:
    #---------------------------------------------------------------------------

    def rebuild_editor ( self ):
        """ Rebuilds the contents of the editor whenever the original factory
            object's **values** trait changes.
        """
        # Clear any existing content:
        self.control.clear()

        # Get the current trait value:
        cur_name = self.str_value

        # Create a sizer to manage the radio buttons:
        names   = self.names
        mapping = self.mapping
        n       = len( names )
        cols    = self.factory.cols
        rows    = (n + cols - 1) / cols
        if self.row_major:
            incr = [ 1 ] * cols
        else:
            incr = [ n / cols ] * cols
            rem  = n % cols
            for i in range( cols ):
                incr[i] += (rem > i)
            incr[-1] = -(reduce( lambda x, y: x + y, incr[:-1], 0 ) - 1)

        # Add the set of all possible choices:
        table = self.control
        index = 0
        for i in range( rows ):
            for j in range( cols ):
                if n > 0:
                    name = names[index]
                    rb = self.create_button(name)
                    rb.setText = mapping[name]

                    rb.setChecked(name == cur_name)

                    rb.addClickListener( getattr(self, "update_object") )

                    self.set_tooltip(rb)
                    table.setWidget(i, j, rb)

                    index += incr[j]
#.........这里部分代码省略.........