Mercurial > libervia-web
annotate src/browser/base_widget.py @ 458:1eeed8028199
browser side: rename parameter of getParent / getWidgetPanel from 'verbose' to 'expect'
| author | souliane <souliane@mailoo.org> |
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| date | Thu, 29 May 2014 17:49:59 +0200 |
| parents | 981ed669d3b3 |
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| 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 # Libervia: a Salut à Toi frontend |
| 340 | 5 # Copyright (C) 2011, 2012, 2013, 2014 Jérôme Poisson <goffi@goffi.org> |
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6 |
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7 # This program is free software: you can redistribute it and/or modify |
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8 # it under the terms of the GNU Affero General Public License as published by |
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9 # the Free Software Foundation, either version 3 of the License, or |
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10 # (at your option) any later version. |
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11 |
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12 # This program is distributed in the hope that it will be useful, |
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 # GNU Affero General Public License for more details. |
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16 |
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17 # You should have received a copy of the GNU Affero General Public License |
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 |
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20 import pyjd # this is dummy in pyjs |
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21 from sat.core.log import getLogger |
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22 log = getLogger(__name__) |
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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.Widget import Widget |
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35 from pyjamas.ui.DragWidget import DragWidget |
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36 from pyjamas.ui.DropWidget import DropWidget |
| 19 | 37 from pyjamas.ui.ClickListener import ClickHandler |
| 83 | 38 from pyjamas.ui import HasAlignment |
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39 from pyjamas import DOM |
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40 from pyjamas import Window |
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41 from __pyjamas__ import doc |
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42 |
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43 import dialog |
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44 |
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45 |
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46 class DragLabel(DragWidget): |
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47 |
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48 def __init__(self, text, _type): |
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49 DragWidget.__init__(self) |
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50 self._text = text |
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51 self._type = _type |
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52 |
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53 def onDragStart(self, event): |
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54 dt = event.dataTransfer |
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55 dt.setData('text/plain', "%s\n%s" % (self._text, self._type)) |
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56 dt.setDragImage(self.getElement(), 15, 15) |
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57 |
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58 |
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59 class LiberviaDragWidget(DragLabel): |
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60 """ A DragLabel which keep the widget being dragged as class value """ |
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61 current = None # widget currently dragged |
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62 |
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63 def __init__(self, text, _type, widget): |
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64 DragLabel.__init__(self, text, _type) |
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65 self.widget = widget |
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66 |
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67 def onDragStart(self, event): |
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68 LiberviaDragWidget.current = self.widget |
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69 DragLabel.onDragStart(self, event) |
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70 |
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71 def onDragEnd(self, event): |
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72 LiberviaDragWidget.current = None |
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73 |
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74 |
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75 class DropCell(DropWidget): |
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76 """Cell in the middle grid which replace itself with the dropped widget on DnD""" |
| 195 | 77 drop_keys = {} |
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78 |
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79 def __init__(self, host): |
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80 DropWidget.__init__(self) |
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81 self.host = host |
| 83 | 82 self.setStyleName('dropCell') |
| 195 | 83 |
| 84 @classmethod | |
| 85 def addDropKey(cls, key, callback): | |
| 86 DropCell.drop_keys[key] = callback | |
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87 |
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88 def onDragEnter(self, event): |
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89 if self == LiberviaDragWidget.current: |
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90 return |
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91 self.addStyleName('dragover') |
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92 DOM.eventPreventDefault(event) |
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93 |
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94 def onDragLeave(self, event): |
| 33 | 95 if event.clientX <= self.getAbsoluteLeft() or event.clientY <= self.getAbsoluteTop() or\ |
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96 event.clientX >= self.getAbsoluteLeft() + self.getOffsetWidth() - 1 or event.clientY >= self.getAbsoluteTop() + self.getOffsetHeight() - 1: |
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97 # We check that we are inside widget's box, and we don't remove the style in this case because |
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98 # if the mouse is over a widget inside the DropWidget, if will leave the DropWidget, and we |
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99 # don't want that |
| 33 | 100 self.removeStyleName('dragover') |
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101 |
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102 def onDragOver(self, event): |
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103 DOM.eventPreventDefault(event) |
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104 |
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105 def _getCellAndRow(self, grid, event): |
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106 """Return cell and row index where the event is occuring""" |
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107 cell = grid.getEventTargetCell(event) |
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108 row = DOM.getParent(cell) |
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109 return (row.rowIndex, cell.cellIndex) |
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110 |
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111 def onDrop(self, event): |
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112 self.removeStyleName('dragover') |
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113 DOM.eventPreventDefault(event) |
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114 dt = event.dataTransfer |
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115 # 'text', 'text/plain', and 'Text' are equivalent. |
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116 try: |
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117 item, item_type = dt.getData("text/plain").split('\n') # Workaround for webkit, only text/plain seems to be managed |
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118 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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119 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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120 # item_type = dt.getData("type") |
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121 log.debug("message: %s" % item) |
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122 log.debug("type: %s" % item_type) |
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123 except: |
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124 log.debug("no message found") |
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125 item = ' ' |
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126 item_type = None |
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127 if item_type == "WIDGET": |
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128 if not LiberviaDragWidget.current: |
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129 log.error("No widget registered in LiberviaDragWidget !") |
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130 return |
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131 _new_panel = LiberviaDragWidget.current |
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132 if self == _new_panel: # We can't drop on ourself |
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133 return |
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134 # we need to remove the widget from the panel as it will be inserted elsewhere |
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135 widgets_panel = _new_panel.getWidgetsPanel() |
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136 wid_row = widgets_panel.getWidgetCoords(_new_panel)[0] |
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137 row_wids = widgets_panel.getLiberviaRowWidgets(wid_row) |
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138 if len(row_wids) == 1 and wid_row == widgets_panel.getWidgetCoords(self)[0]: |
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139 # the dropped widget is the only one in the same row |
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140 # as the target widget (self), we don't do anything |
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141 return |
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142 widgets_panel.removeWidget(_new_panel) |
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143 elif item_type in self.drop_keys: |
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144 _new_panel = self.drop_keys[item_type](self.host, item) |
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145 else: |
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146 log.warning("unmanaged item type") |
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147 return |
| 84 | 148 if isinstance(self, LiberviaWidget): |
| 149 self.host.unregisterWidget(self) | |
|
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150 self.onQuit() |
| 84 | 151 if not isinstance(_new_panel, LiberviaWidget): |
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152 log.warning("droping an object which is not a class of LiberviaWidget") |
|
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153 _flextable = self.getParent() |
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154 _widgetspanel = _flextable.getParent().getParent() |
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155 row_idx, cell_idx = self._getCellAndRow(_flextable, event) |
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192
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156 if self.host.getSelected == self: |
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157 self.host.setSelected(None) |
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158 _widgetspanel.changeWidget(row_idx, cell_idx, _new_panel) |
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159 """_unempty_panels = filter(lambda wid:not isinstance(wid,EmptyWidget),list(_flextable)) |
| 34 | 160 _width = 90/float(len(_unempty_panels) or 1) |
| 161 #now we resize all the cell of the column | |
| 162 for panel in _unempty_panels: | |
| 163 td_elt = panel.getElement().parentNode | |
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164 DOM.setStyleAttribute(td_elt, "width", "%s%%" % _width)""" |
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165 #FIXME: delete object ? Check the right way with pyjamas |
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166 |
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167 |
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168 class WidgetHeader(AbsolutePanel, LiberviaDragWidget): |
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169 |
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170 def __init__(self, parent, title): |
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171 AbsolutePanel.__init__(self) |
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172 self.add(title) |
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173 button_group_wrapper = SimplePanel() |
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174 button_group_wrapper.setStyleName('widgetHeader_buttonsWrapper') |
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175 button_group = HorizontalPanel() |
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176 button_group.setStyleName('widgetHeader_buttonGroup') |
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177 setting_button = Image("media/icons/misc/settings.png") |
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178 setting_button.setStyleName('widgetHeader_settingButton') |
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179 setting_button.addClickListener(parent.onSetting) |
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180 close_button = Image("media/icons/misc/close.png") |
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181 close_button.setStyleName('widgetHeader_closeButton') |
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182 close_button.addClickListener(parent.onClose) |
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183 button_group.add(setting_button) |
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184 button_group.add(close_button) |
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185 button_group_wrapper.setWidget(button_group) |
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186 self.add(button_group_wrapper) |
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187 self.addStyleName('widgetHeader') |
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188 LiberviaDragWidget.__init__(self, "", "WIDGET", parent) |
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189 |
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190 |
| 84 | 191 class LiberviaWidget(DropCell, VerticalPanel, ClickHandler): |
| 83 | 192 """Libervia's widget which can replace itself with a dropped widget on DnD""" |
|
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193 |
| 84 | 194 def __init__(self, host, title='', selectable=False): |
| 195 """Init the widget | |
| 196 @param host: SatWebFrontend object | |
| 197 @param title: title show in the header of the widget | |
| 198 @param selectable: True is widget can be selected by user""" | |
| 83 | 199 VerticalPanel.__init__(self) |
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200 DropCell.__init__(self, host) |
| 84 | 201 ClickHandler.__init__(self) |
| 202 self.__selectable = selectable | |
| 203 self.__title_id = HTMLPanel.createUniqueId() | |
| 204 self.__setting_button_id = HTMLPanel.createUniqueId() | |
| 205 self.__close_button_id = HTMLPanel.createUniqueId() | |
| 206 self.__title = Label(title) | |
| 207 self.__title.setStyleName('widgetHeader_title') | |
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208 self._close_listeners = [] |
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209 header = WidgetHeader(self, self.__title) |
| 83 | 210 self.add(header) |
| 211 self.setSize('100%', '100%') | |
| 212 self.addStyleName('widget') | |
| 84 | 213 if self.__selectable: |
| 214 self.addClickListener(self) | |
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215 |
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216 def onClose(sender): |
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217 """Check dynamically if the unibox is enable or not""" |
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218 if self.host.uni_box: |
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219 self.host.uni_box.onWidgetClosed(sender) |
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220 |
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221 self.addCloseListener(onClose) |
| 84 | 222 self.host.registerWidget(self) |
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223 |
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224 def getDebugName(self): |
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225 return "%s (%s)" % (self, self.__title.getText()) |
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226 |
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227 def getWidgetsPanel(self, expect=True): |
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228 return self.getParent(WidgetsPanel, expect) |
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229 |
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230 def getParent(self, class_=None, expect=True): |
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231 """Return the closest ancestor of the specified class. |
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232 |
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233 Note: this method overrides pyjamas.ui.Widget.getParent |
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234 |
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235 @param class_: class of the ancestor to look for or None to return the first parent |
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236 @param expect: set to True if the parent is expected (print a message if not found) |
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237 @return: the parent/ancestor or None if it has not been found |
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238 """ |
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239 current = Widget.getParent(self) |
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240 if class_ is None: |
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241 return current # this is the default behavior |
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242 while current is not None and not isinstance(current, class_): |
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243 current = Widget.getParent(current) |
|
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244 if current is None and expect: |
|
439
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245 log.debug("Can't find parent %s for %s" % (class_, self)) |
|
177
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246 return current |
|
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247 |
| 84 | 248 def onClick(self, sender): |
|
192
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249 self.host.setSelected(self) |
| 83 | 250 |
|
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251 def onClose(self, sender): |
|
179
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252 """ Called when the close button is pushed """ |
|
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253 _widgetspanel = self.getWidgetsPanel() |
|
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254 _widgetspanel.removeWidget(self) |
|
294
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255 for callback in self._close_listeners: |
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256 callback(self) |
|
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257 self.onQuit() |
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258 |
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259 def onQuit(self): |
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260 """ Called when the widget is actually ending """ |
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261 pass |
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262 |
|
294
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263 def addCloseListener(self, callback): |
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264 """Add a close listener to this widget |
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265 @param callback: function to be called from self.onClose""" |
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266 self._close_listeners.append(callback) |
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267 |
|
230
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268 def refresh(self): |
|
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269 """This can be overwritten by a child class to refresh the display when, |
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270 instead of creating a new one, an existing widget is found and reused. |
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271 """ |
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272 pass |
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273 |
|
89
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274 def onSetting(self, sender): |
|
196
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275 widpanel = self.getWidgetsPanel() |
|
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276 row, col = widpanel.getIndex(self) |
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277 body = VerticalPanel() |
|
225
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278 |
|
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279 # colspan & rowspan |
|
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280 colspan = widpanel.getColSpan(row, col) |
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281 rowspan = widpanel.getRowSpan(row, col) |
|
225
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282 |
|
90
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283 def onColSpanChange(value): |
|
225
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284 widpanel.setColSpan(row, col, value) |
|
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285 |
|
90
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286 def onRowSpanChange(value): |
|
225
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287 widpanel.setRowSpan(row, col, value) |
|
90
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288 colspan_setter = dialog.IntSetter("Columns span", colspan) |
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289 colspan_setter.addValueChangeListener(onColSpanChange) |
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290 colspan_setter.setWidth('100%') |
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291 rowspan_setter = dialog.IntSetter("Rows span", rowspan) |
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292 rowspan_setter.addValueChangeListener(onRowSpanChange) |
|
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293 rowspan_setter.setWidth('100%') |
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294 body.add(colspan_setter) |
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|
295 body.add(rowspan_setter) |
|
225
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296 |
|
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297 # size |
|
92
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298 width_str = self.getWidth() |
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299 if width_str.endswith('px'): |
|
225
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300 width = int(width_str[:-2]) |
|
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301 else: |
|
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302 width = 0 |
|
97
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diff
changeset
|
303 height_str = self.getHeight() |
|
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diff
changeset
|
304 if height_str.endswith('px'): |
|
225
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305 height = int(height_str[:-2]) |
|
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diff
changeset
|
306 else: |
|
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changeset
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307 height = 0 |
|
225
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308 |
|
92
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changeset
|
309 def onWidthChange(value): |
|
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310 if not value: |
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changeset
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311 self.setWidth('100%') |
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312 else: |
|
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changeset
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313 self.setWidth('%dpx' % value) |
|
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314 |
|
92
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changeset
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315 def onHeightChange(value): |
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316 if not value: |
|
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317 self.setHeight('100%') |
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318 else: |
|
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319 self.setHeight('%dpx' % value) |
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changeset
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320 width_setter = dialog.IntSetter("width (0=auto)", width) |
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changeset
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321 width_setter.addValueChangeListener(onWidthChange) |
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322 width_setter.setWidth('100%') |
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changeset
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323 height_setter = dialog.IntSetter("height (0=auto)", height) |
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changeset
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324 height_setter.addValueChangeListener(onHeightChange) |
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changeset
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325 height_setter.setHeight('100%') |
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326 body.add(width_setter) |
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327 body.add(height_setter) |
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328 |
|
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329 # reset |
|
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330 def onReset(sender): |
|
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331 colspan_setter.setValue(1) |
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changeset
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332 rowspan_setter.setValue(1) |
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changeset
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333 width_setter.setValue(0) |
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334 height_setter.setValue(0) |
|
210
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changeset
|
335 |
|
92
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336 reset_bt = Button("Reset", onReset) |
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337 body.add(reset_bt) |
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338 body.setCellHorizontalAlignment(reset_bt, HasAlignment.ALIGN_CENTER) |
|
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|
339 |
|
90
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|
340 _dialog = dialog.GenericDialog("Widget setting", body) |
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341 _dialog.show() |
|
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|
342 |
| 83 | 343 def setTitle(self, text): |
| 344 """change the title in the header of the widget | |
| 345 @param text: text of the new title""" | |
| 84 | 346 self.__title.setText(text) |
| 347 | |
| 348 def isSelectable(self): | |
| 349 return self.__selectable | |
| 350 | |
| 351 def setSelectable(self, selectable): | |
| 352 if not self.__selectable: | |
| 353 try: | |
| 354 self.removeClickListener(self) | |
| 355 except ValueError: | |
| 356 pass | |
| 357 if self.selectable and not self in self._clickListeners: | |
| 358 self.addClickListener(self) | |
| 359 self.__selectable = selectable | |
| 83 | 360 |
|
201
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|
361 def getWarningData(self): |
|
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362 """ Return exposition warning level when this widget is selected and something is sent to it |
|
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363 This method should be overriden by children |
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364 @return: tuple (warning level type/HTML msg). Type can be one of: |
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365 - PUBLIC |
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366 - GROUP |
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367 - ONE2ONE |
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368 - MISC |
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369 - NONE |
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370 """ |
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371 if not self.__selectable: |
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372 log.error("getWarningLevel must not be called for an unselectable widget") |
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373 raise Exception |
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374 # TODO: cleaner warning types (more general constants) |
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375 return ("NONE", None) |
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376 |
| 83 | 377 def setWidget(self, widget, scrollable=True): |
| 378 """Set the widget that will be in the body of the LiberviaWidget | |
| 379 @param widget: widget to put in the body | |
| 380 @param scrollable: if true, the widget will be in a ScrollPanelWrapper""" | |
| 381 if scrollable: | |
| 382 _scrollpanelwrapper = ScrollPanelWrapper() | |
| 383 _scrollpanelwrapper.setStyleName('widgetBody') | |
| 384 _scrollpanelwrapper.setWidget(widget) | |
| 385 body_wid = _scrollpanelwrapper | |
| 386 else: | |
| 387 body_wid = widget | |
| 388 self.add(body_wid) | |
| 389 self.setCellHeight(body_wid, '100%') | |
| 390 | |
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391 def doDetachChildren(self): |
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392 # We need to force the use of a panel subclass method here, |
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393 # for the same reason as doAttachChildren |
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394 VerticalPanel.doDetachChildren(self) |
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395 |
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396 def doAttachChildren(self): |
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397 # We need to force the use of a panel subclass method here, else |
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398 # the event will not propagate to children |
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399 VerticalPanel.doAttachChildren(self) |
| 83 | 400 |
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401 def matchEntity(self, entity): |
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402 """This method should be overwritten by child classes.""" |
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403 raise NotImplementedError |
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404 |
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405 |
| 34 | 406 class ScrollPanelWrapper(SimplePanel): |
| 407 """Scroll Panel like component, wich use the full available space | |
| 408 to work around percent size issue, it use some of the ideas found | |
| 409 here: http://code.google.com/p/google-web-toolkit/issues/detail?id=316 | |
| 410 specially in code given at comment #46, thanks to Stefan Bachert""" | |
| 411 | |
| 412 def __init__(self, *args, **kwargs): | |
| 413 SimplePanel.__init__(self) | |
| 414 self.spanel = ScrollPanel(*args, **kwargs) | |
| 415 SimplePanel.setWidget(self, self.spanel) | |
| 416 DOM.setStyleAttribute(self.getElement(), "position", "relative") | |
| 417 DOM.setStyleAttribute(self.getElement(), "top", "0px") | |
| 418 DOM.setStyleAttribute(self.getElement(), "left", "0px") | |
| 419 DOM.setStyleAttribute(self.getElement(), "width", "100%") | |
| 420 DOM.setStyleAttribute(self.getElement(), "height", "100%") | |
| 421 DOM.setStyleAttribute(self.spanel.getElement(), "position", "absolute") | |
| 422 DOM.setStyleAttribute(self.spanel.getElement(), "width", "100%") | |
| 423 DOM.setStyleAttribute(self.spanel.getElement(), "height", "100%") | |
| 424 | |
| 425 def setWidget(self, widget): | |
| 426 self.spanel.setWidget(widget) | |
| 427 | |
| 428 def setScrollPosition(self, position): | |
| 429 self.spanel.setScrollPosition(position) | |
| 430 | |
| 431 def scrollToBottom(self): | |
| 432 self.setScrollPosition(self.spanel.getElement().scrollHeight) | |
| 433 | |
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434 |
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435 class EmptyWidget(DropCell, SimplePanel): |
|
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436 """Empty dropable panel""" |
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437 |
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438 def __init__(self, host): |
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439 SimplePanel.__init__(self) |
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440 DropCell.__init__(self, host) |
|
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441 #self.setWidget(HTML('')) |
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442 self.setSize('100%', '100%') |
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443 |
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444 |
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445 class BorderWidget(EmptyWidget): |
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446 def __init__(self, host): |
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447 EmptyWidget.__init__(self, host) |
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448 self.addStyleName('borderPanel') |
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449 |
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450 |
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451 class LeftBorderWidget(BorderWidget): |
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452 def __init__(self, host): |
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453 BorderWidget.__init__(self, host) |
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454 self.addStyleName('leftBorderWidget') |
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455 |
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456 |
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457 class RightBorderWidget(BorderWidget): |
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458 def __init__(self, host): |
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459 BorderWidget.__init__(self, host) |
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460 self.addStyleName('rightBorderWidget') |
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461 |
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462 |
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463 class BottomBorderWidget(BorderWidget): |
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464 def __init__(self, host): |
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465 BorderWidget.__init__(self, host) |
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466 self.addStyleName('bottomBorderWidget') |
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467 |
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468 |
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469 class WidgetsPanel(ScrollPanelWrapper): |
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470 |
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471 def __init__(self, host, locked=False): |
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472 ScrollPanelWrapper.__init__(self) |
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473 self.setSize('100%', '100%') |
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474 self.host = host |
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475 self.locked = locked # if True: tab will not be removed when there are no more widgets inside |
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476 self.selected = None |
| 83 | 477 self.flextable = FlexTable() |
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478 self.flextable.setSize('100%', '100%') |
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479 self.setWidget(self.flextable) |
| 83 | 480 self.setStyleName('widgetsPanel') |
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481 _bottom = BottomBorderWidget(self.host) |
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482 self.flextable.setWidget(0, 0, _bottom) # There will be always an Empty widget on the last row, |
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483 # dropping a widget there will add a new row |
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484 td_elt = _bottom.getElement().parentNode |
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485 DOM.setStyleAttribute(td_elt, "height", "1px") # needed so the cell adapt to the size of the border (specially in webkit) |
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486 self._max_cols = 1 # give the maximum number of columns i a raw |
| 83 | 487 |
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488 def isLocked(self): |
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489 return self.locked |
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490 |
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491 def changeWidget(self, row, col, wid): |
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492 """Change the widget in the given location, add row or columns when necessary""" |
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493 log.debug("changing widget: %s %s %s" % (wid.getDebugName(), row, col)) |
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494 last_row = max(0, self.flextable.getRowCount() - 1) |
| 83 | 495 try: |
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496 prev_wid = self.flextable.getWidget(row, col) |
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497 except: |
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498 log.error("Trying to change an unexisting widget !") |
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499 return |
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500 |
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501 cellFormatter = self.flextable.getFlexCellFormatter() |
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502 |
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503 if isinstance(prev_wid, BorderWidget): |
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504 # We are on a border, we must create a row and/or columns |
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505 log.debug("BORDER WIDGET") |
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506 prev_wid.removeStyleName('dragover') |
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507 |
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508 if isinstance(prev_wid, BottomBorderWidget): |
|
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509 # We are on the bottom border, we create a new row |
|
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510 self.flextable.insertRow(last_row) |
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511 self.flextable.setWidget(last_row, 0, LeftBorderWidget(self.host)) |
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512 self.flextable.setWidget(last_row, 1, wid) |
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513 self.flextable.setWidget(last_row, 2, RightBorderWidget(self.host)) |
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514 cellFormatter.setHorizontalAlignment(last_row, 2, HasAlignment.ALIGN_RIGHT) |
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515 row = last_row |
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|
516 |
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517 elif isinstance(prev_wid, LeftBorderWidget): |
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518 if col != 0: |
|
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519 log.error("LeftBorderWidget must be on the first column !") |
|
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520 return |
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521 self.flextable.insertCell(row, col + 1) |
|
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522 self.flextable.setWidget(row, 1, wid) |
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523 |
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524 elif isinstance(prev_wid, RightBorderWidget): |
|
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525 if col != self.flextable.getCellCount(row) - 1: |
|
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526 log.error("RightBorderWidget must be on the last column !") |
|
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|
527 return |
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528 self.flextable.insertCell(row, col) |
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529 self.flextable.setWidget(row, col, wid) |
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530 |
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531 else: |
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532 prev_wid.removeFromParent() |
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533 self.flextable.setWidget(row, col, wid) |
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534 |
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535 _max_cols = max(self._max_cols, self.flextable.getCellCount(row)) |
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536 if _max_cols != self._max_cols: |
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537 self._max_cols = _max_cols |
|
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538 self._sizesAdjust() |
|
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changeset
|
539 |
|
86
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540 def _sizesAdjust(self): |
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541 cellFormatter = self.flextable.getFlexCellFormatter() |
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542 width = 100.0 / max(1, self._max_cols - 2) # we don't count the borders |
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543 |
|
86
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544 for row_idx in xrange(self.flextable.getRowCount()): |
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545 for col_idx in xrange(self.flextable.getCellCount(row_idx)): |
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546 _widget = self.flextable.getWidget(row_idx, col_idx) |
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changeset
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547 if not isinstance(_widget, BorderWidget): |
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548 td_elt = _widget.getElement().parentNode |
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changeset
|
549 DOM.setStyleAttribute(td_elt, "width", "%.2f%%" % width) |
|
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parents:
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550 |
|
225
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551 last_row = max(0, self.flextable.getRowCount() - 1) |
|
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changeset
|
552 cellFormatter.setColSpan(last_row, 0, self._max_cols) |
| 178 | 553 |
|
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parents:
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changeset
|
554 def addWidget(self, wid): |
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parents:
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555 """Add a widget to a new cell on the next to last row""" |
|
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556 last_row = max(0, self.flextable.getRowCount() - 1) |
|
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changeset
|
557 log.debug("putting widget %s at %d, %d" % (wid.getDebugName(), last_row, 0)) |
|
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parents:
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changeset
|
558 self.changeWidget(last_row, 0, wid) |
| 83 | 559 |
|
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parents:
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diff
changeset
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560 def removeWidget(self, wid): |
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parents:
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561 """Remove a widget and the cell where it is""" |
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changeset
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562 _row, _col = self.flextable.getIndex(wid) |
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parents:
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changeset
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563 self.flextable.remove(wid) |
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parents:
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changeset
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564 self.flextable.removeCell(_row, _col) |
|
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565 if not self.getLiberviaRowWidgets(_row): # we have no more widgets, we remove the row |
|
86
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parents:
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diff
changeset
|
566 self.flextable.removeRow(_row) |
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parents:
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567 _max_cols = 1 |
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parents:
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diff
changeset
|
568 for row_idx in xrange(self.flextable.getRowCount()): |
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parents:
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diff
changeset
|
569 _max_cols = max(_max_cols, self.flextable.getCellCount(row_idx)) |
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parents:
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diff
changeset
|
570 if _max_cols != self._max_cols: |
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parents:
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diff
changeset
|
571 self._max_cols = _max_cols |
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parents:
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diff
changeset
|
572 self._sizesAdjust() |
|
177
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browser side: tab is removed if it doesn't contain widget anymore.
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parents:
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diff
changeset
|
573 current = self |
|
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changeset
|
574 |
|
225
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575 blank_page = self.getLiberviaWidgetsCount() == 0 # do we still have widgets on the page ? |
|
177
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parents:
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changeset
|
576 |
|
184
97d5e9de1106
browser side: contacts panel switch:
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parents:
181
diff
changeset
|
577 if blank_page and not self.isLocked(): |
|
225
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changeset
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578 # we now notice the MainTabPanel that the WidgetsPanel is empty and need to be removed |
|
177
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parents:
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changeset
|
579 while current is not None: |
|
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parents:
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changeset
|
580 if isinstance(current, MainTabPanel): |
|
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parents:
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changeset
|
581 current.onWidgetPanelRemove(self) |
|
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parents:
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changeset
|
582 return |
|
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parents:
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changeset
|
583 current = current.getParent() |
|
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parents:
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diff
changeset
|
584 log.error("no MainTabPanel found !") |
|
86
6c3b3254605f
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parents:
85
diff
changeset
|
585 |
|
197
0fc32122a877
browser side: dropped widget's row is now checked, to avoid the drop on a removed BorderWidget. This finish the previous commit.
Goffi <goffi@goffi.org>
parents:
196
diff
changeset
|
586 def getWidgetCoords(self, wid): |
|
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|
587 return self.flextable.getIndex(wid) |
|
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parents:
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diff
changeset
|
588 |
|
0fc32122a877
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parents:
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diff
changeset
|
589 def getLiberviaRowWidgets(self, row): |
|
0fc32122a877
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changeset
|
590 """ Return all the LiberviaWidget in the row """ |
|
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591 return [wid for wid in self.getRowWidgets(row) if isinstance(wid, LiberviaWidget)] |
|
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parents:
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diff
changeset
|
592 |
|
0fc32122a877
browser side: dropped widget's row is now checked, to avoid the drop on a removed BorderWidget. This finish the previous commit.
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parents:
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changeset
|
593 def getRowWidgets(self, row): |
|
0fc32122a877
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parents:
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changeset
|
594 """ Return all the widgets in the row """ |
|
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changeset
|
595 widgets = [] |
|
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changeset
|
596 cols = self.flextable.getCellCount(row) |
|
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parents:
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diff
changeset
|
597 for col in xrange(cols): |
|
0fc32122a877
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parents:
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changeset
|
598 widgets.append(self.flextable.getWidget(row, col)) |
|
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changeset
|
599 return widgets |
|
0fc32122a877
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parents:
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diff
changeset
|
600 |
|
196
c2639c9f86ea
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parents:
195
diff
changeset
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601 def getLiberviaWidgetsCount(self): |
|
c2639c9f86ea
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changeset
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602 """ Get count of contained widgets """ |
|
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parents:
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changeset
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603 return len([wid for wid in self.flextable if isinstance(wid, LiberviaWidget)]) |
|
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parents:
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diff
changeset
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604 |
|
90
9729ed7171a6
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parents:
89
diff
changeset
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605 def getIndex(self, wid): |
|
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parents:
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changeset
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606 return self.flextable.getIndex(wid) |
|
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browser side: Widgets' setting (col & row span can be changed
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parents:
89
diff
changeset
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607 |
|
9729ed7171a6
browser side: Widgets' setting (col & row span can be changed
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parents:
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diff
changeset
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608 def getColSpan(self, row, col): |
|
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parents:
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changeset
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609 cellFormatter = self.flextable.getFlexCellFormatter() |
|
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parents:
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diff
changeset
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610 return cellFormatter.getColSpan(row, col) |
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611 |
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612 def setColSpan(self, row, col, value): |
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613 cellFormatter = self.flextable.getFlexCellFormatter() |
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614 return cellFormatter.setColSpan(row, col, value) |
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615 |
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616 def getRowSpan(self, row, col): |
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617 cellFormatter = self.flextable.getFlexCellFormatter() |
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618 return cellFormatter.getRowSpan(row, col) |
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619 |
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620 def setRowSpan(self, row, col, value): |
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621 cellFormatter = self.flextable.getFlexCellFormatter() |
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622 return cellFormatter.setRowSpan(row, col, value) |
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623 |
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624 |
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625 class DropTab(Label, DropWidget): |
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626 |
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627 def __init__(self, tab_panel, text): |
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628 Label.__init__(self, text) |
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629 DropWidget.__init__(self, tab_panel) |
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630 self.tab_panel = tab_panel |
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631 self.setStyleName('dropCell') |
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632 self.setWordWrap(False) |
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633 DOM.setStyleAttribute(self.getElement(), "min-width", "30px") |
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634 |
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635 def _getIndex(self): |
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636 """ get current index of the DropTab """ |
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637 # XXX: awful hack, but seems the only way to get index |
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638 return self.tab_panel.tabBar.panel.getWidgetIndex(self.getParent().getParent()) - 1 |
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639 |
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640 def onDragEnter(self, event): |
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641 #if self == LiberviaDragWidget.current: |
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642 # return |
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643 self.addStyleName('dragover') |
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644 DOM.eventPreventDefault(event) |
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645 |
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646 def onDragLeave(self, event): |
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647 self.removeStyleName('dragover') |
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648 |
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649 def onDragOver(self, event): |
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650 DOM.eventPreventDefault(event) |
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651 |
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652 def onDrop(self, event): |
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653 DOM.eventPreventDefault(event) |
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654 self.removeStyleName('dragover') |
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655 if self._getIndex() == self.tab_panel.tabBar.getSelectedTab(): |
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656 # the widget come from the DragTab, so nothing to do, we let it there |
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657 return |
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658 |
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659 # FIXME: quite the same stuff as in DropCell, need some factorisation |
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660 dt = event.dataTransfer |
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661 # 'text', 'text/plain', and 'Text' are equivalent. |
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662 try: |
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663 item, item_type = dt.getData("text/plain").split('\n') # Workaround for webkit, only text/plain seems to be managed |
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664 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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665 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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666 # item_type = dt.getData("type") |
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667 log.debug("message: %s" % item) |
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668 log.debug("type: %s" % item_type) |
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669 except: |
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670 log.debug("no message found") |
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671 item = ' ' |
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672 item_type = None |
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673 if item_type == "WIDGET": |
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674 if not LiberviaDragWidget.current: |
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675 log.error("No widget registered in LiberviaDragWidget !") |
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676 return |
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677 _new_panel = LiberviaDragWidget.current |
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678 _new_panel.getWidgetsPanel().removeWidget(_new_panel) |
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679 elif item_type in DropCell.drop_keys: |
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680 _new_panel = DropCell.drop_keys[item_type](self.tab_panel.host, item) |
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681 else: |
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682 log.warning("unmanaged item type") |
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683 return |
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684 |
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685 widgets_panel = self.tab_panel.getWidget(self._getIndex()) |
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686 widgets_panel.addWidget(_new_panel) |
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687 |
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688 |
| 34 | 689 class MainTabPanel(TabPanel): |
| 23 | 690 |
| 691 def __init__(self, host): | |
| 33 | 692 TabPanel.__init__(self) |
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693 self.host = host |
| 23 | 694 self.tabBar.setVisible(False) |
|
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695 self.setStyleName('liberviaTabPanel') |
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696 self.addStyleName('mainTabPanel') |
| 33 | 697 Window.addWindowResizeListener(self) |
| 698 | |
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699 def getCurrentPanel(self): |
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700 """ Get the panel of the currently selected tab """ |
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701 return self.deck.visibleWidget |
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702 |
| 33 | 703 def onWindowResized(self, width, height): |
| 704 tab_panel_elt = self.getElement() | |
| 705 _elts = doc().getElementsByClassName('gwt-TabBar') | |
| 706 if not _elts.length: | |
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707 log.error("no TabBar found, it should exist !") |
| 33 | 708 tab_bar_h = 0 |
| 709 else: | |
| 710 tab_bar_h = _elts.item(0).offsetHeight | |
|
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711 ideal_height = height - DOM.getAbsoluteTop(tab_panel_elt) - tab_bar_h - 5 |
|
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712 ideal_width = width - DOM.getAbsoluteLeft(tab_panel_elt) - 5 |
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713 self.setWidth("%s%s" % (ideal_width, "px")) |
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714 self.setHeight("%s%s" % (ideal_height, "px")) |
| 23 | 715 |
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716 def add(self, widget, text=''): |
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717 tab = DropTab(self, text) |
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718 TabPanel.add(self, widget, tab, False) |
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719 if self.getWidgetCount() > 1: |
| 23 | 720 self.tabBar.setVisible(True) |
| 33 | 721 self.host.resize() |
|
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722 |
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723 def onWidgetPanelRemove(self, panel): |
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724 """ Called when a child WidgetsPanel is empty and need to be removed """ |
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725 self.remove(panel) |
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726 widgets_count = self.getWidgetCount() |
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727 if widgets_count == 1: |
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728 self.tabBar.setVisible(False) |
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729 self.host.resize() |
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730 self.selectTab(0) |
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731 else: |
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732 self.selectTab(widgets_count - 1) |