Source Code for Module library.pyjamas.ui.CellFormatter

  1  # Copyright 2006 James Tauber and contributors 
  2  # Copyright (C) 2009 Luke Kenneth Casson Leighton <lkcl@lkcl.net> 
  3  # 
  4  # Licensed under the Apache License, Version 2.0 (the "License"); 
  5  # you may not use this file except in compliance with the License. 
  6  # You may obtain a copy of the License at 
  7  # 
  8  #     http://www.apache.org/licenses/LICENSE-2.0 
  9  # 
 10  # Unless required by applicable law or agreed to in writing, software 
 11  # distributed under the License is distributed on an "AS IS" BASIS, 
 12  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
 13  # See the License for the specific language governing permissions and 
 14  # limitations under the License. 
 15  from pyjamas import DOM 
 16  from pyjamas import Factory 
 17  from pyjamas.ui import Applier 
 18   
 19 -class CellFormatter(Applier): 
 20   
 21      _elem_props = [ 
 22          ("wordwrap", "Word Wrap", "WordWrap", None, True), 
 23          ("stylename", "Style Name", "StyleName", None, ""), 
 24          ("height", "Height", "Height", None, None), 
 25          ("width", "Width", "Width", None, None), 
 26          ("halign", "Horizontal Alignment", "HorizontalAlignment", str, ""), 
 27          ("valign", "Vertical Alignment", "VerticalAlignment", str, ""), 
 28                    ] 
 29   
 30 -    def _getElementProps(self): 
 31          return self._elem_props 
 32   
 33 -    def __init__(self, outer, **kwargs): 
 34          self.outer = outer 
 35          Applier.__init__(self, **kwargs) 
 36   
 37 -    def _setStyleName(self, row, column, styleName, add): 
 38          self.outer.prepareCell(row, column) 
 39          self.outer.setStyleName(self.getElement(row, column), styleName, add) 
 40   
 41 -    def addStyleName(self, row, column, styleName): 
 42          self._setStyleName(row, column, styleName, True) 
 43   
 44 -    def getElement(self, row, column): 
 45          self.outer.checkCellBounds(row, column) 
 46          return DOM.getChild(self.outer.rowFormatter.getRow(self.outer.bodyElem, row), column) 
 47   
 48 -    def getStyleName(self, row, column): 
 49          return DOM.getAttribute(self.getElement(row, column), "className") 
 50   
 51 -    def isVisible(self, row, column): 
 52          """ DEPRECATED: please use getVisible 
 53          """ 
 54          return self.getVisible(row, column) 
 55   
 56 -    def getVisible(self, row, column): 
 57          element = self.getElement(row, column) 
 58          return self.outer.isVisible(element) 
 59   
 60 -    def removeStyleName(self, row, column, styleName): 
 61          self._setStyleName(row, column, styleName, False) 
 62   
 63 -    def setAlignment(self, row, column, hAlign, vAlign): 
 64          self.setHorizontalAlignment(row, column, hAlign) 
 65          self.setVerticalAlignment(row, column, vAlign) 
 66   
 67 -    def setHeight(self, row, column, height): 
 68          self.outer.prepareCell(row, column) 
 69          element = self.getCellElement(self.outer.bodyElem, row, column) 
 70          DOM.setStyleAttribute(element, "height", height) 
 71   
 72 -    def setHorizontalAlignment(self, row, column, align): 
 73          self.outer.prepareCell(row, column) 
 74          element = self.getCellElement(self.outer.bodyElem, row, column) 
 75          DOM.setAttribute(element, "align", align) 
 76   
 77 -    def setStyleName(self, row, column, styleName, add=None): 
 78          if add is None: 
 79              self.outer.prepareCell(row, column) 
 80              self.setAttr(row, column, "className", styleName) 
 81          else: 
 82              self._setStyleName(row, column, styleName, add) 
 83   
 84 -    def setVerticalAlignment(self, row, column, align): 
 85          self.outer.prepareCell(row, column) 
 86          DOM.setStyleAttribute(self.getCellElement(self.outer.bodyElem, 
 87                                                      row, column), 
 88                                      "verticalAlign", align) 
 89   
 90 -    def setVisible(self, row, column, visible): 
 91          element = self.ensureElement(row, column) 
 92          self.outer.setVisible(element, visible) 
 93   
 94 -    def setWidth(self, row, column, width): 
 95          self.outer.prepareCell(row, column) 
 96          DOM.setStyleAttribute(self.getCellElement(self.outer.bodyElem, 
 97                                                    row, column), 
 98                                      "width", width) 
 99   
100 -    def setWordWrap(self, row, column, wrap): 
101          self.outer.prepareCell(row, column) 
102          if wrap: 
103              wrap_str = "" 
104          else: 
105              wrap_str = "nowrap" 
106   
107          DOM.setStyleAttribute(self.getElement(row, column), 
108                                "whiteSpace", wrap_str) 
109   
110 -    def getCellElement(self, table, row, col): 
111          length = table.rows.length 
112          if row >= length: 
113              return None 
114          cols = table.rows.item(row).cells 
115          length = cols.length 
116          if col >= length: 
117              return None 
118          item = cols.item(col) 
119          return item 
120   
121 -    def getRawElement(self, row, column): 
122          return self.getCellElement(self.outer.bodyElem, row, column) 
123   
124 -    def ensureElement(self, row, column): 
125          self.outer.prepareCell(row, column) 
126          return DOM.getChild(self.outer.rowFormatter.ensureElement(row), column) 
127   
128 -    def getStyleAttr(self, row, column, attr): 
129          elem = self.getElement(row, column) 
130          return DOM.getStyleAttribute(elem, attr) 
131   
132 -    def setStyleAttr(self, row, column, attrName, value): 
133          elem = self.getElement(row, column) 
134          DOM.setStyleAttribute(elem, attrName, value) 
135   
136 -    def getAttr(self, row, column, attr): 
137          elem = self.getElement(row, column) 
138          return DOM.getAttribute(elem, attr) 
139   
140 -    def setAttr(self, row, column, attrName, value): 
141          elem = self.getElement(row, column) 
142          DOM.setAttribute(elem, attrName, value) 
143