Mercurial > libervia-web
annotate browser_side/base_widget.py @ 225:9b93a21dc5e2
browser_side: display widget title in the debug info (LiberviaWidget method "getDebugName")
- better PEP8 compliance
| author | souliane <souliane@mailoo.org> |
|---|---|
| date | Thu, 26 Sep 2013 11:39:54 +0200 |
| parents | 3092f6b1710c |
| children | 266e9678eec0 |
| rev | line source |
|---|---|
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1 #!/usr/bin/python |
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2 # -*- coding: utf-8 -*- |
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3 |
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4 """ |
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5 Libervia: a Salut à Toi frontend |
| 165 | 6 Copyright (C) 2011, 2012, 2013 Jérôme Poisson <goffi@goffi.org> |
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7 |
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8 This program is free software: you can redistribute it and/or modify |
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9 it under the terms of the GNU Affero General Public License as published by |
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10 the Free Software Foundation, either version 3 of the License, or |
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11 (at your option) any later version. |
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12 |
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13 This program is distributed in the hope that it will be useful, |
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 GNU Affero General Public License for more details. |
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17 |
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18 You should have received a copy of the GNU Affero General Public License |
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19 along with this program. If not, see <http://www.gnu.org/licenses/>. |
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20 """ |
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21 |
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22 import pyjd # this is dummy in pyjs |
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23 from pyjamas.ui.SimplePanel import SimplePanel |
| 33 | 24 from pyjamas.ui.AbsolutePanel import AbsolutePanel |
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25 from pyjamas.ui.VerticalPanel import VerticalPanel |
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26 from pyjamas.ui.HorizontalPanel import HorizontalPanel |
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27 from pyjamas.ui.ScrollPanel import ScrollPanel |
| 195 | 28 from pyjamas.ui.FlexTable import FlexTable |
| 23 | 29 from pyjamas.ui.TabPanel import TabPanel |
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30 from pyjamas.ui.HTMLPanel import HTMLPanel |
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31 from pyjamas.ui.Label import Label |
| 83 | 32 from pyjamas.ui.Button import Button |
| 33 from pyjamas.ui.Image import Image | |
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34 from pyjamas.ui.DropWidget import DropWidget |
| 19 | 35 from pyjamas.ui.ClickListener import ClickHandler |
| 83 | 36 from pyjamas.ui import HasAlignment |
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37 from pyjamas import DOM |
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38 import dialog |
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39 from tools import LiberviaDragWidget |
| 195 | 40 from pyjamas import Window |
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41 from __pyjamas__ import doc |
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42 |
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43 |
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44 class DropCell(DropWidget): |
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45 """Cell in the middle grid which replace itself with the dropped widget on DnD""" |
| 195 | 46 drop_keys = {} |
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47 |
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48 def __init__(self, host): |
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49 DropWidget.__init__(self) |
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50 self.host = host |
| 83 | 51 self.setStyleName('dropCell') |
| 195 | 52 |
| 53 @classmethod | |
| 54 def addDropKey(cls, key, callback): | |
| 55 DropCell.drop_keys[key] = callback | |
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56 |
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57 def onDragEnter(self, event): |
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58 if self == LiberviaDragWidget.current: |
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59 return |
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60 self.addStyleName('dragover') |
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61 DOM.eventPreventDefault(event) |
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62 |
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63 def onDragLeave(self, event): |
| 33 | 64 if event.clientX <= self.getAbsoluteLeft() or event.clientY <= self.getAbsoluteTop() or\ |
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65 event.clientX >= self.getAbsoluteLeft() + self.getOffsetWidth() - 1 or event.clientY >= self.getAbsoluteTop() + self.getOffsetHeight() - 1: |
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66 # We check that we are inside widget's box, and we don't remove the style in this case because |
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67 # if the mouse is over a widget inside the DropWidget, if will leave the DropWidget, and we |
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68 # don't want that |
| 33 | 69 self.removeStyleName('dragover') |
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70 |
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71 def onDragOver(self, event): |
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72 DOM.eventPreventDefault(event) |
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73 |
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74 def _getCellAndRow(self, grid, event): |
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75 """Return cell and row index where the event is occuring""" |
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76 cell = grid.getEventTargetCell(event) |
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77 row = DOM.getParent(cell) |
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78 return (row.rowIndex, cell.cellIndex) |
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79 |
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80 |
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81 def onDrop(self, event): |
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82 DOM.eventPreventDefault(event) |
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83 dt = event.dataTransfer |
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84 # 'text', 'text/plain', and 'Text' are equivalent. |
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85 try: |
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86 item, item_type = dt.getData("text/plain").split('\n') # Workaround for webkit, only text/plain seems to be managed |
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87 if item_type and item_type[-1] == '\0': # Workaround for what looks like a pyjamas bug: the \0 should not be there, and |
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88 item_type = item_type[:-1] # .strip('\0') and .replace('\0','') don't work. TODO: check this and fill a bug report |
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89 # item_type = dt.getData("type") |
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90 print "message: %s" % item |
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91 print "type: %s" % item_type |
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92 except: |
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93 print "no message found" |
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94 item = ' ' |
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95 item_type = None |
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96 if item_type == "WIDGET": |
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97 if not LiberviaDragWidget.current: |
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98 print "ERROR: No widget registered in LiberviaDragWidget !" |
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99 return |
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100 _new_panel = LiberviaDragWidget.current |
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101 if self == _new_panel: # We can't drop on ourself |
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102 return |
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103 # we need to remove the widget from the panel as it will be inserted elsewhere |
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104 widgets_panel = _new_panel.getWidgetsPanel() |
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105 wid_row = widgets_panel.getWidgetCoords(_new_panel)[0] |
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106 row_wids = widgets_panel.getLiberviaRowWidgets(wid_row) |
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107 if len(row_wids) == 1 and wid_row == widgets_panel.getWidgetCoords(self)[0]: |
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108 # the dropped widget is the only one in the same row |
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109 # as the target widget (self), we don't do anything |
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110 self.removeStyleName('dragover') |
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111 return |
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112 widgets_panel.removeWidget(_new_panel) |
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113 elif item_type in self.drop_keys: |
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114 _new_panel = self.drop_keys[item_type](self.host, item) |
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115 else: |
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116 print "WARNING: unmanaged item type" |
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117 return |
| 84 | 118 if isinstance(self, LiberviaWidget): |
| 119 self.host.unregisterWidget(self) | |
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120 self.onQuit() |
| 84 | 121 if not isinstance(_new_panel, LiberviaWidget): |
| 122 print ('WARNING: droping an object which is not a class of LiberviaWidget') | |
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123 _flextable = self.getParent() |
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124 _widgetspanel = _flextable.getParent().getParent() |
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125 row_idx, cell_idx = self._getCellAndRow(_flextable, event) |
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126 if self.host.getSelected == self: |
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127 self.host.setSelected(None) |
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128 _widgetspanel.changeWidget(row_idx, cell_idx, _new_panel) |
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129 """_unempty_panels = filter(lambda wid:not isinstance(wid,EmptyWidget),list(_flextable)) |
| 34 | 130 _width = 90/float(len(_unempty_panels) or 1) |
| 131 #now we resize all the cell of the column | |
| 132 for panel in _unempty_panels: | |
| 133 td_elt = panel.getElement().parentNode | |
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134 DOM.setStyleAttribute(td_elt, "width", "%s%%" % _width)""" |
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135 #FIXME: delete object ? Check the right way with pyjamas |
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136 |
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137 class WidgetHeader(AbsolutePanel, LiberviaDragWidget): |
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138 |
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139 def __init__(self, parent, title): |
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140 AbsolutePanel.__init__(self) |
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141 self.add(title) |
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142 button_group_wrapper = SimplePanel() |
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143 button_group_wrapper.setStyleName('widgetHeader_buttonsWrapper') |
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144 button_group = HorizontalPanel() |
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145 button_group.setStyleName('widgetHeader_buttonGroup') |
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146 setting_button = Image("media/icons/misc/settings.png") |
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147 setting_button.setStyleName('widgetHeader_settingButton') |
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148 setting_button.addClickListener(parent.onSetting) |
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149 close_button = Image("media/icons/misc/close.png") |
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150 close_button.setStyleName('widgetHeader_closeButton') |
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151 close_button.addClickListener(parent.onClose) |
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152 button_group.add(setting_button) |
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153 button_group.add(close_button) |
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154 button_group_wrapper.setWidget(button_group) |
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155 self.add(button_group_wrapper) |
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156 self.addStyleName('widgetHeader') |
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157 LiberviaDragWidget.__init__(self, "", "WIDGET", parent) |
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158 |
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159 |
| 84 | 160 class LiberviaWidget(DropCell, VerticalPanel, ClickHandler): |
| 83 | 161 """Libervia's widget which can replace itself with a dropped widget on DnD""" |
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162 |
| 84 | 163 def __init__(self, host, title='', selectable=False): |
| 164 """Init the widget | |
| 165 @param host: SatWebFrontend object | |
| 166 @param title: title show in the header of the widget | |
| 167 @param selectable: True is widget can be selected by user""" | |
| 83 | 168 VerticalPanel.__init__(self) |
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169 DropCell.__init__(self, host) |
| 84 | 170 ClickHandler.__init__(self) |
| 171 self.__selectable = selectable | |
| 172 self.__title_id = HTMLPanel.createUniqueId() | |
| 173 self.__setting_button_id = HTMLPanel.createUniqueId() | |
| 174 self.__close_button_id = HTMLPanel.createUniqueId() | |
| 175 self.__title = Label(title) | |
| 176 self.__title.setStyleName('widgetHeader_title') | |
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177 header = WidgetHeader(self, self.__title) |
| 83 | 178 self.add(header) |
| 179 self.setSize('100%', '100%') | |
| 180 self.addStyleName('widget') | |
| 84 | 181 if self.__selectable: |
| 182 self.addClickListener(self) | |
| 183 self.host.registerWidget(self) | |
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184 |
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185 def getDebugName(self): |
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186 return "%s (%s)" % (self, self.__title.getText()) |
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187 |
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188 def getWidgetsPanel(self, verbose=True): |
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189 # current = self was not reassuring for the code analyzer |
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190 current = self.getParent() |
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191 while current is not None and not isinstance(current, WidgetsPanel): |
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192 current = current.getParent() |
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193 if current is None and verbose: |
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194 print "Error: can't find WidgetsPanel" |
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195 return current |
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196 |
| 84 | 197 def onClick(self, sender): |
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198 self.host.setSelected(self) |
| 83 | 199 |
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200 def onClose(self, sender): |
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201 """ Called when the close button is pushed """ |
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202 _widgetspanel = self.getWidgetsPanel() |
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203 _widgetspanel.removeWidget(self) |
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204 self.onQuit() |
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205 |
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206 def onQuit(self): |
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207 """ Called when the widget is actually ending """ |
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208 pass |
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209 |
|
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210 def onSetting(self, sender): |
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211 widpanel = self.getWidgetsPanel() |
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212 row, col = widpanel.getIndex(self) |
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213 body = VerticalPanel() |
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214 |
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215 # colspan & rowspan |
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216 colspan = widpanel.getColSpan(row, col) |
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217 rowspan = widpanel.getRowSpan(row, col) |
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218 |
|
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219 def onColSpanChange(value): |
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220 widpanel.setColSpan(row, col, value) |
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221 |
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222 def onRowSpanChange(value): |
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223 widpanel.setRowSpan(row, col, value) |
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224 colspan_setter = dialog.IntSetter("Columns span", colspan) |
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225 colspan_setter.addValueChangeListener(onColSpanChange) |
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226 colspan_setter.setWidth('100%') |
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227 rowspan_setter = dialog.IntSetter("Rows span", rowspan) |
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228 rowspan_setter.addValueChangeListener(onRowSpanChange) |
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229 rowspan_setter.setWidth('100%') |
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230 body.add(colspan_setter) |
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231 body.add(rowspan_setter) |
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232 |
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233 # size |
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234 width_str = self.getWidth() |
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235 if width_str.endswith('px'): |
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236 width = int(width_str[:-2]) |
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237 else: |
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238 width = 0 |
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239 height_str = self.getHeight() |
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240 if height_str.endswith('px'): |
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241 height = int(height_str[:-2]) |
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242 else: |
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243 height = 0 |
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244 |
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245 def onWidthChange(value): |
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246 if not value: |
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247 self.setWidth('100%') |
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248 else: |
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249 self.setWidth('%dpx' % value) |
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250 |
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251 def onHeightChange(value): |
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252 if not value: |
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253 self.setHeight('100%') |
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254 else: |
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255 self.setHeight('%dpx' % value) |
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256 width_setter = dialog.IntSetter("width (0=auto)", width) |
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257 width_setter.addValueChangeListener(onWidthChange) |
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258 width_setter.setWidth('100%') |
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259 height_setter = dialog.IntSetter("height (0=auto)", height) |
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260 height_setter.addValueChangeListener(onHeightChange) |
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261 height_setter.setHeight('100%') |
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262 body.add(width_setter) |
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263 body.add(height_setter) |
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264 |
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265 # reset |
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266 def onReset(sender): |
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267 colspan_setter.setValue(1) |
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268 rowspan_setter.setValue(1) |
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269 width_setter.setValue(0) |
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270 height_setter.setValue(0) |
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271 |
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272 reset_bt = Button("Reset", onReset) |
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273 body.add(reset_bt) |
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274 body.setCellHorizontalAlignment(reset_bt, HasAlignment.ALIGN_CENTER) |
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275 |
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276 _dialog = dialog.GenericDialog("Widget setting", body) |
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277 _dialog.show() |
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278 |
| 83 | 279 def setTitle(self, text): |
| 280 """change the title in the header of the widget | |
| 281 @param text: text of the new title""" | |
| 84 | 282 self.__title.setText(text) |
| 283 | |
| 284 def isSelectable(self): | |
| 285 return self.__selectable | |
| 286 | |
| 287 def setSelectable(self, selectable): | |
| 288 if not self.__selectable: | |
| 289 try: | |
| 290 self.removeClickListener(self) | |
| 291 except ValueError: | |
| 292 pass | |
| 293 if self.selectable and not self in self._clickListeners: | |
| 294 self.addClickListener(self) | |
| 295 self.__selectable = selectable | |
| 83 | 296 |
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297 def getWarningData(self): |
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298 """ Return exposition warning level when this widget is selected and something is sent to it |
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299 This method should be overriden by children |
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300 @return: tuple (warning level type/HTML msg). Type can be one of: |
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301 - PUBLIC |
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302 - GROUP |
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303 - ONE2ONE |
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304 - MISC |
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305 - NONE |
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306 """ |
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307 if not self.__selectable: |
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308 print "ERROR: getWarningLevel must not be called for an unselectable widget" |
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309 raise Exception |
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310 # TODO: cleaner warning types (more general constants) |
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311 return ("NONE", None) |
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312 |
| 83 | 313 def setWidget(self, widget, scrollable=True): |
| 314 """Set the widget that will be in the body of the LiberviaWidget | |
| 315 @param widget: widget to put in the body | |
| 316 @param scrollable: if true, the widget will be in a ScrollPanelWrapper""" | |
| 317 if scrollable: | |
| 318 _scrollpanelwrapper = ScrollPanelWrapper() | |
| 319 _scrollpanelwrapper.setStyleName('widgetBody') | |
| 320 _scrollpanelwrapper.setWidget(widget) | |
| 321 body_wid = _scrollpanelwrapper | |
| 322 else: | |
| 323 body_wid = widget | |
| 324 self.add(body_wid) | |
| 325 self.setCellHeight(body_wid, '100%') | |
| 326 | |
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327 def doDetachChildren(self): |
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328 # We need to force the use of a panel subclass method here, |
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329 # for the same reason as doAttachChildren |
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330 VerticalPanel.doDetachChildren(self) |
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331 |
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332 def doAttachChildren(self): |
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333 # We need to force the use of a panel subclass method here, else |
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334 # the event will not propagate to children |
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335 VerticalPanel.doAttachChildren(self) |
| 83 | 336 |
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337 |
| 34 | 338 class ScrollPanelWrapper(SimplePanel): |
| 339 """Scroll Panel like component, wich use the full available space | |
| 340 to work around percent size issue, it use some of the ideas found | |
| 341 here: http://code.google.com/p/google-web-toolkit/issues/detail?id=316 | |
| 342 specially in code given at comment #46, thanks to Stefan Bachert""" | |
| 343 | |
| 344 def __init__(self, *args, **kwargs): | |
| 345 SimplePanel.__init__(self) | |
| 346 self.spanel = ScrollPanel(*args, **kwargs) | |
| 347 SimplePanel.setWidget(self, self.spanel) | |
| 348 DOM.setStyleAttribute(self.getElement(), "position", "relative") | |
| 349 DOM.setStyleAttribute(self.getElement(), "top", "0px") | |
| 350 DOM.setStyleAttribute(self.getElement(), "left", "0px") | |
| 351 DOM.setStyleAttribute(self.getElement(), "width", "100%") | |
| 352 DOM.setStyleAttribute(self.getElement(), "height", "100%") | |
| 353 DOM.setStyleAttribute(self.spanel.getElement(), "position", "absolute") | |
| 354 DOM.setStyleAttribute(self.spanel.getElement(), "width", "100%") | |
| 355 DOM.setStyleAttribute(self.spanel.getElement(), "height", "100%") | |
| 356 | |
| 357 def setWidget(self, widget): | |
| 358 self.spanel.setWidget(widget) | |
| 359 | |
| 360 def setScrollPosition(self, position): | |
| 361 self.spanel.setScrollPosition(position) | |
| 362 | |
| 363 def scrollToBottom(self): | |
| 364 self.setScrollPosition(self.spanel.getElement().scrollHeight) | |
| 365 | |
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366 |
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367 class EmptyWidget(DropCell, SimplePanel): |
|
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368 """Empty dropable panel""" |
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369 |
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370 def __init__(self, host): |
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371 SimplePanel.__init__(self) |
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372 DropCell.__init__(self, host) |
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373 #self.setWidget(HTML('')) |
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374 self.setSize('100%', '100%') |
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375 |
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376 |
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377 class BorderWidget(EmptyWidget): |
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378 def __init__(self, host): |
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379 EmptyWidget.__init__(self, host) |
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380 self.addStyleName('borderPanel') |
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381 |
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382 |
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383 class LeftBorderWidget(BorderWidget): |
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384 def __init__(self, host): |
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385 BorderWidget.__init__(self, host) |
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386 self.addStyleName('leftBorderWidget') |
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387 |
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388 |
|
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389 class RightBorderWidget(BorderWidget): |
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390 def __init__(self, host): |
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391 BorderWidget.__init__(self, host) |
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392 self.addStyleName('rightBorderWidget') |
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393 |
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394 |
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395 class BottomBorderWidget(BorderWidget): |
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396 def __init__(self, host): |
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397 BorderWidget.__init__(self, host) |
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398 self.addStyleName('bottomBorderWidget') |
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399 |
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400 |
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401 class WidgetsPanel(ScrollPanelWrapper): |
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402 |
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403 def __init__(self, host, locked=False): |
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404 ScrollPanelWrapper.__init__(self) |
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405 self.setSize('100%', '100%') |
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406 self.host = host |
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407 self.locked = locked # if True: tab will not be removed when there are no more widgets inside |
|
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408 self.selected = None |
| 83 | 409 self.flextable = FlexTable() |
|
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410 self.flextable.setSize('100%', '100%') |
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411 self.setWidget(self.flextable) |
| 83 | 412 self.setStyleName('widgetsPanel') |
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413 _bottom = BottomBorderWidget(self.host) |
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414 self.flextable.setWidget(0, 0, _bottom) # There will be always an Empty widget on the last row, |
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415 # dropping a widget there will add a new row |
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416 td_elt = _bottom.getElement().parentNode |
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417 DOM.setStyleAttribute(td_elt, "height", "1px") # needed so the cell adapt to the size of the border (specially in webkit) |
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418 self._max_cols = 1 # give the maximum number of columns i a raw |
| 83 | 419 |
|
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420 def isLocked(self): |
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421 return self.locked |
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422 |
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423 def changeWidget(self, row, col, wid): |
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424 """Change the widget in the given location, add row or columns when necessary""" |
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425 print "changing widget:", wid.getDebugName(), row, col |
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426 last_row = max(0, self.flextable.getRowCount() - 1) |
| 83 | 427 try: |
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428 prev_wid = self.flextable.getWidget(row, col) |
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429 except: |
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430 print "ERROR: Trying to change an unexisting widget !" |
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431 return |
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432 |
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433 cellFormatter = self.flextable.getFlexCellFormatter() |
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434 |
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435 if isinstance(prev_wid, BorderWidget): |
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436 # We are on a border, we must create a row and/or columns |
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437 print "BORDER WIDGET" |
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438 prev_wid.removeStyleName('dragover') |
|
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439 |
|
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440 if isinstance(prev_wid, BottomBorderWidget): |
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441 # We are on the bottom border, we create a new row |
|
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442 self.flextable.insertRow(last_row) |
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443 self.flextable.setWidget(last_row, 0, LeftBorderWidget(self.host)) |
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444 self.flextable.setWidget(last_row, 1, wid) |
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445 self.flextable.setWidget(last_row, 2, RightBorderWidget(self.host)) |
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446 cellFormatter.setHorizontalAlignment(last_row, 2, HasAlignment.ALIGN_RIGHT) |
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447 row = last_row |
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448 |
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449 elif isinstance(prev_wid, LeftBorderWidget): |
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450 if col != 0: |
|
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451 print "ERROR: LeftBorderWidget must be on the first column !" |
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452 return |
|
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453 self.flextable.insertCell(row, col + 1) |
|
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454 self.flextable.setWidget(row, 1, wid) |
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455 |
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456 elif isinstance(prev_wid, RightBorderWidget): |
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457 if col != self.flextable.getCellCount(row) - 1: |
|
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458 print "ERROR: RightBorderWidget must be on the last column !" |
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459 return |
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460 self.flextable.insertCell(row, col) |
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461 self.flextable.setWidget(row, col, wid) |
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462 |
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463 else: |
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464 prev_wid.removeFromParent() |
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465 self.flextable.setWidget(row, col, wid) |
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466 |
|
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467 _max_cols = max(self._max_cols, self.flextable.getCellCount(row)) |
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468 if _max_cols != self._max_cols: |
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469 self._max_cols = _max_cols |
|
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470 self._sizesAdjust() |
|
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471 |
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472 def _sizesAdjust(self): |
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473 cellFormatter = self.flextable.getFlexCellFormatter() |
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474 width = 100.0 / max(1, self._max_cols - 2) # we don't count the borders |
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475 |
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476 for row_idx in xrange(self.flextable.getRowCount()): |
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477 for col_idx in xrange(self.flextable.getCellCount(row_idx)): |
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478 _widget = self.flextable.getWidget(row_idx, col_idx) |
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479 if not isinstance(_widget, BorderWidget): |
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480 td_elt = _widget.getElement().parentNode |
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481 DOM.setStyleAttribute(td_elt, "width", "%.2f%%" % width) |
|
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482 |
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483 last_row = max(0, self.flextable.getRowCount() - 1) |
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484 cellFormatter.setColSpan(last_row, 0, self._max_cols) |
| 178 | 485 |
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486 def addWidget(self, wid): |
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487 """Add a widget to a new cell on the next to last row""" |
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488 last_row = max(0, self.flextable.getRowCount() - 1) |
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489 print "putting widget %s at %d, %d" % (wid.getDebugName(), last_row, 0) |
|
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490 self.changeWidget(last_row, 0, wid) |
| 83 | 491 |
|
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492 def removeWidget(self, wid): |
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493 """Remove a widget and the cell where it is""" |
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494 _row, _col = self.flextable.getIndex(wid) |
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495 self.flextable.remove(wid) |
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496 self.flextable.removeCell(_row, _col) |
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497 if not self.getLiberviaRowWidgets(_row): # we have no more widgets, we remove the row |
|
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498 self.flextable.removeRow(_row) |
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499 _max_cols = 1 |
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500 for row_idx in xrange(self.flextable.getRowCount()): |
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501 _max_cols = max(_max_cols, self.flextable.getCellCount(row_idx)) |
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502 if _max_cols != self._max_cols: |
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503 self._max_cols = _max_cols |
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504 self._sizesAdjust() |
|
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505 current = self |
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506 |
|
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507 blank_page = self.getLiberviaWidgetsCount() == 0 # do we still have widgets on the page ? |
|
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changeset
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508 |
|
184
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509 if blank_page and not self.isLocked(): |
|
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510 # we now notice the MainTabPanel that the WidgetsPanel is empty and need to be removed |
|
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511 while current is not None: |
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512 if isinstance(current, MainTabPanel): |
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513 current.onWidgetPanelRemove(self) |
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514 return |
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515 current = current.getParent() |
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516 print "Error: no MainTabPanel found !" |
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parents:
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diff
changeset
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517 |
|
197
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518 def getWidgetCoords(self, wid): |
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519 return self.flextable.getIndex(wid) |
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520 |
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521 def getLiberviaRowWidgets(self, row): |
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522 """ Return all the LiberviaWidget in the row """ |
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523 return [wid for wid in self.getRowWidgets(row) if isinstance(wid, LiberviaWidget)] |
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524 |
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525 def getRowWidgets(self, row): |
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526 """ Return all the widgets in the row """ |
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527 widgets = [] |
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528 cols = self.flextable.getCellCount(row) |
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529 for col in xrange(cols): |
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530 widgets.append(self.flextable.getWidget(row, col)) |
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531 return widgets |
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532 |
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196
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533 def getLiberviaWidgetsCount(self): |
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534 """ Get count of contained widgets """ |
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535 return len([wid for wid in self.flextable if isinstance(wid, LiberviaWidget)]) |
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536 |
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90
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changeset
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537 def getIndex(self, wid): |
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538 return self.flextable.getIndex(wid) |
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539 |
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browser side: Widgets' setting (col & row span can be changed
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changeset
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540 def getColSpan(self, row, col): |
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541 cellFormatter = self.flextable.getFlexCellFormatter() |
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542 return cellFormatter.getColSpan(row, col) |
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543 |
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90
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544 def setColSpan(self, row, col, value): |
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545 cellFormatter = self.flextable.getFlexCellFormatter() |
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546 return cellFormatter.setColSpan(row, col, value) |
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547 |
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90
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548 def getRowSpan(self, row, col): |
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changeset
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549 cellFormatter = self.flextable.getFlexCellFormatter() |
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550 return cellFormatter.getRowSpan(row, col) |
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551 |
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90
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552 def setRowSpan(self, row, col, value): |
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553 cellFormatter = self.flextable.getFlexCellFormatter() |
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554 return cellFormatter.setRowSpan(row, col, value) |
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555 |
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556 class DropTab(Label, DropWidget): |
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557 |
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558 def __init__(self, tab_panel, text): |
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559 Label.__init__(self, text) |
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560 DropWidget.__init__(self, tab_panel) |
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561 self.tab_panel = tab_panel |
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562 self.setStyleName('dropCell') |
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563 self.setWordWrap(False) |
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564 DOM.setStyleAttribute(self.getElement(), "min-width", "30px") |
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565 |
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566 def _getIndex(self): |
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567 """ get current index of the DropTab """ |
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568 # XXX: awful hack, but seems the only way to get index |
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569 return self.tab_panel.tabBar.panel.getWidgetIndex(self.getParent().getParent()) - 1 |
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570 |
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571 |
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572 def onDragEnter(self, event): |
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573 #if self == LiberviaDragWidget.current: |
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574 # return |
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575 self.addStyleName('dragover') |
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576 DOM.eventPreventDefault(event) |
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577 |
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578 def onDragLeave(self, event): |
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579 self.removeStyleName('dragover') |
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580 |
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581 def onDragOver(self, event): |
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582 DOM.eventPreventDefault(event) |
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583 |
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584 def onDrop(self, event): |
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585 DOM.eventPreventDefault(event) |
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586 self.removeStyleName('dragover') |
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587 if self._getIndex() == self.tab_panel.tabBar.getSelectedTab(): |
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588 # the widget come from the DragTab, so nothing to do, we let it there |
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589 return |
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590 |
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591 # FIXME: quite the same stuff as in DropCell, need some factorisation |
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592 dt = event.dataTransfer |
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593 # 'text', 'text/plain', and 'Text' are equivalent. |
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594 try: |
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595 item, item_type = dt.getData("text/plain").split('\n') # Workaround for webkit, only text/plain seems to be managed |
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596 if item_type and item_type[-1] == '\0': # Workaround for what looks like a pyjamas bug: the \0 should not be there, and |
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597 item_type = item_type[:-1] # .strip('\0') and .replace('\0','') don't work. TODO: check this and fill a bug report |
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598 # item_type = dt.getData("type") |
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599 print "message: %s" % item |
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600 print "type: %s" % item_type |
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601 except: |
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602 print "no message found" |
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603 item = ' ' |
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604 item_type = None |
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605 if item_type == "WIDGET": |
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606 if not LiberviaDragWidget.current: |
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607 print "ERROR: No widget registered in LiberviaDragWidget !" |
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608 return |
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609 _new_panel = LiberviaDragWidget.current |
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610 _new_panel.getWidgetsPanel().removeWidget(_new_panel) |
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611 elif item_type in DropCell.drop_keys: |
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612 _new_panel = DropCell.drop_keys[item_type](self.tab_panel.host, item) |
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613 else: |
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614 print "WARNING: unmanaged item type" |
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615 return |
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616 |
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617 widgets_panel = self.tab_panel.getWidget(self._getIndex()) |
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618 widgets_panel.addWidget(_new_panel) |
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619 |
| 34 | 620 class MainTabPanel(TabPanel): |
| 23 | 621 |
| 622 def __init__(self, host): | |
| 33 | 623 TabPanel.__init__(self) |
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624 self.host = host |
| 23 | 625 self.tabBar.setVisible(False) |
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626 self.setStyleName('liberviaTabPanel') |
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627 self.addStyleName('mainTabPanel') |
| 33 | 628 Window.addWindowResizeListener(self) |
| 629 | |
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630 def getCurrentPanel(self): |
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631 """ Get the panel of the currently selected tab """ |
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632 return self.deck.visibleWidget |
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633 |
| 33 | 634 def onWindowResized(self, width, height): |
| 635 tab_panel_elt = self.getElement() | |
| 636 _elts = doc().getElementsByClassName('gwt-TabBar') | |
| 637 if not _elts.length: | |
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638 print ("ERROR: no TabBar found, it should exist !") |
| 33 | 639 tab_bar_h = 0 |
| 640 else: | |
| 641 tab_bar_h = _elts.item(0).offsetHeight | |
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642 ideal_height = height - DOM.getAbsoluteTop(tab_panel_elt) - tab_bar_h - 5 |
|
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643 ideal_width = width - DOM.getAbsoluteLeft(tab_panel_elt) - 5 |
|
184
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644 self.setWidth("%s%s" % (ideal_width, "px")); |
| 33 | 645 self.setHeight("%s%s" % (ideal_height, "px")); |
| 23 | 646 |
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647 def add(self, widget, text=''): |
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648 tab = DropTab(self, text) |
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649 TabPanel.add(self, widget, tab, False) |
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650 if self.getWidgetCount() > 1: |
| 23 | 651 self.tabBar.setVisible(True) |
| 33 | 652 self.host.resize() |
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653 |
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654 def onWidgetPanelRemove(self, panel): |
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655 """ Called when a child WidgetsPanel is empty and need to be removed """ |
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656 self.remove(panel) |
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657 widgets_count = self.getWidgetCount() |
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658 if widgets_count == 1: |
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659 self.tabBar.setVisible(False) |
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660 self.host.resize() |
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661 self.selectTab(0) |
|
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662 else: |
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663 self.selectTab(widgets_count - 1) |
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664 |