Mercurial > libervia-web
annotate browser_side/base_widget.py @ 358:df743589bb8c
browser_side: microblog images have a fixed CSS "max-width" and they are clickable
| author | souliane <souliane@mailoo.org> |
|---|---|
| date | Thu, 13 Feb 2014 15:34:34 +0100 |
| parents | ce5b33f499c5 |
| children | 30d03d9f07e4 |
| 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 pyjamas.ui.SimplePanel import SimplePanel |
| 33 | 22 from pyjamas.ui.AbsolutePanel import AbsolutePanel |
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23 from pyjamas.ui.VerticalPanel import VerticalPanel |
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24 from pyjamas.ui.HorizontalPanel import HorizontalPanel |
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25 from pyjamas.ui.ScrollPanel import ScrollPanel |
| 195 | 26 from pyjamas.ui.FlexTable import FlexTable |
| 23 | 27 from pyjamas.ui.TabPanel import TabPanel |
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28 from pyjamas.ui.HTMLPanel import HTMLPanel |
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29 from pyjamas.ui.Label import Label |
| 83 | 30 from pyjamas.ui.Button import Button |
| 31 from pyjamas.ui.Image import Image | |
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32 from pyjamas.ui.Widget import Widget |
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33 from pyjamas.ui.DropWidget import DropWidget |
| 19 | 34 from pyjamas.ui.ClickListener import ClickHandler |
| 83 | 35 from pyjamas.ui import HasAlignment |
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36 from pyjamas import DOM |
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37 from pyjamas import Window |
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38 from __pyjamas__ import doc |
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39 |
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40 import dialog |
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41 from tools import LiberviaDragWidget |
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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 def onDrop(self, event): |
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81 DOM.eventPreventDefault(event) |
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82 dt = event.dataTransfer |
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83 # 'text', 'text/plain', and 'Text' are equivalent. |
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84 try: |
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85 item, item_type = dt.getData("text/plain").split('\n') # Workaround for webkit, only text/plain seems to be managed |
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86 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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87 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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88 # item_type = dt.getData("type") |
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89 print "message: %s" % item |
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90 print "type: %s" % item_type |
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91 except: |
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92 print "no message found" |
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93 item = ' ' |
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94 item_type = None |
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95 if item_type == "WIDGET": |
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96 if not LiberviaDragWidget.current: |
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97 print "ERROR: No widget registered in LiberviaDragWidget !" |
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98 return |
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99 _new_panel = LiberviaDragWidget.current |
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100 if self == _new_panel: # We can't drop on ourself |
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101 return |
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102 # we need to remove the widget from the panel as it will be inserted elsewhere |
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103 widgets_panel = _new_panel.getWidgetsPanel() |
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104 wid_row = widgets_panel.getWidgetCoords(_new_panel)[0] |
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105 row_wids = widgets_panel.getLiberviaRowWidgets(wid_row) |
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106 if len(row_wids) == 1 and wid_row == widgets_panel.getWidgetCoords(self)[0]: |
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107 # the dropped widget is the only one in the same row |
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108 # as the target widget (self), we don't do anything |
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109 self.removeStyleName('dragover') |
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110 return |
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111 widgets_panel.removeWidget(_new_panel) |
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112 elif item_type in self.drop_keys: |
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113 _new_panel = self.drop_keys[item_type](self.host, item) |
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114 elif item_type == "CONTACT_TEXTBOX": |
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115 # eventually open a window? |
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116 pass |
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117 else: |
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118 print "WARNING: unmanaged item type" |
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119 return |
| 84 | 120 if isinstance(self, LiberviaWidget): |
| 121 self.host.unregisterWidget(self) | |
|
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122 self.onQuit() |
| 84 | 123 if not isinstance(_new_panel, LiberviaWidget): |
| 124 print ('WARNING: droping an object which is not a class of LiberviaWidget') | |
|
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125 _flextable = self.getParent() |
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126 _widgetspanel = _flextable.getParent().getParent() |
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127 row_idx, cell_idx = self._getCellAndRow(_flextable, event) |
|
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128 if self.host.getSelected == self: |
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129 self.host.setSelected(None) |
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130 _widgetspanel.changeWidget(row_idx, cell_idx, _new_panel) |
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131 """_unempty_panels = filter(lambda wid:not isinstance(wid,EmptyWidget),list(_flextable)) |
| 34 | 132 _width = 90/float(len(_unempty_panels) or 1) |
| 133 #now we resize all the cell of the column | |
| 134 for panel in _unempty_panels: | |
| 135 td_elt = panel.getElement().parentNode | |
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136 DOM.setStyleAttribute(td_elt, "width", "%s%%" % _width)""" |
|
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137 #FIXME: delete object ? Check the right way with pyjamas |
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138 |
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139 |
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140 class WidgetHeader(AbsolutePanel, LiberviaDragWidget): |
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141 |
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142 def __init__(self, parent, title): |
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143 AbsolutePanel.__init__(self) |
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144 self.add(title) |
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145 button_group_wrapper = SimplePanel() |
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146 button_group_wrapper.setStyleName('widgetHeader_buttonsWrapper') |
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147 button_group = HorizontalPanel() |
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148 button_group.setStyleName('widgetHeader_buttonGroup') |
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149 setting_button = Image("media/icons/misc/settings.png") |
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150 setting_button.setStyleName('widgetHeader_settingButton') |
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151 setting_button.addClickListener(parent.onSetting) |
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152 close_button = Image("media/icons/misc/close.png") |
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153 close_button.setStyleName('widgetHeader_closeButton') |
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154 close_button.addClickListener(parent.onClose) |
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155 button_group.add(setting_button) |
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156 button_group.add(close_button) |
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157 button_group_wrapper.setWidget(button_group) |
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158 self.add(button_group_wrapper) |
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159 self.addStyleName('widgetHeader') |
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160 LiberviaDragWidget.__init__(self, "", "WIDGET", parent) |
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161 |
|
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162 |
| 84 | 163 class LiberviaWidget(DropCell, VerticalPanel, ClickHandler): |
| 83 | 164 """Libervia's widget which can replace itself with a dropped widget on DnD""" |
|
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165 |
| 84 | 166 def __init__(self, host, title='', selectable=False): |
| 167 """Init the widget | |
| 168 @param host: SatWebFrontend object | |
| 169 @param title: title show in the header of the widget | |
| 170 @param selectable: True is widget can be selected by user""" | |
| 83 | 171 VerticalPanel.__init__(self) |
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172 DropCell.__init__(self, host) |
| 84 | 173 ClickHandler.__init__(self) |
| 174 self.__selectable = selectable | |
| 175 self.__title_id = HTMLPanel.createUniqueId() | |
| 176 self.__setting_button_id = HTMLPanel.createUniqueId() | |
| 177 self.__close_button_id = HTMLPanel.createUniqueId() | |
| 178 self.__title = Label(title) | |
| 179 self.__title.setStyleName('widgetHeader_title') | |
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180 self._close_listeners = [] |
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181 header = WidgetHeader(self, self.__title) |
| 83 | 182 self.add(header) |
| 183 self.setSize('100%', '100%') | |
| 184 self.addStyleName('widget') | |
| 84 | 185 if self.__selectable: |
| 186 self.addClickListener(self) | |
|
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187 |
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188 def onClose(sender): |
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189 """Check dynamically if the unibox is enable or not""" |
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190 if self.host.uni_box: |
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191 self.host.uni_box.onWidgetClosed(sender) |
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192 |
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193 self.addCloseListener(onClose) |
| 84 | 194 self.host.registerWidget(self) |
|
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195 |
|
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196 def getDebugName(self): |
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197 return "%s (%s)" % (self, self.__title.getText()) |
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198 |
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199 def getWidgetsPanel(self, verbose=True): |
|
320
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200 return self.getParent(WidgetsPanel, verbose) |
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201 |
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202 def getParent(self, class_=None, verbose=True): |
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203 """ |
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204 Note: this method overrides pyjamas.ui.Widget.getParent |
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205 @param class_: class of the ancestor to look for or None to return the first parent |
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206 @param verbose: set to True to log error messages |
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207 @return: the parent/ancestor or None if it has not been found |
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208 """ |
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209 current = Widget.getParent(self) |
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210 if class_ is None: |
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211 return current # this is the default behavior |
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212 while current is not None and not isinstance(current, class_): |
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213 current = Widget.getParent(current) |
|
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214 if current is None and verbose: |
|
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215 print "Can't find parent %s for %s" % (class_, self) |
|
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216 return current |
|
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217 |
| 84 | 218 def onClick(self, sender): |
|
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219 self.host.setSelected(self) |
| 83 | 220 |
|
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221 def onClose(self, sender): |
|
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222 """ Called when the close button is pushed """ |
|
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223 _widgetspanel = self.getWidgetsPanel() |
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224 _widgetspanel.removeWidget(self) |
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225 for callback in self._close_listeners: |
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226 callback(self) |
|
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227 self.onQuit() |
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228 |
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229 def onQuit(self): |
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230 """ Called when the widget is actually ending """ |
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231 pass |
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232 |
|
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233 def addCloseListener(self, callback): |
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234 """Add a close listener to this widget |
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235 @param callback: function to be called from self.onClose""" |
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236 self._close_listeners.append(callback) |
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237 |
|
230
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238 def refresh(self): |
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239 """This can be overwritten by a child class to refresh the display when, |
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240 instead of creating a new one, an existing widget is found and reused. |
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241 """ |
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242 pass |
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243 |
|
89
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244 def onSetting(self, sender): |
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245 widpanel = self.getWidgetsPanel() |
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246 row, col = widpanel.getIndex(self) |
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247 body = VerticalPanel() |
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248 |
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249 # colspan & rowspan |
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250 colspan = widpanel.getColSpan(row, col) |
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251 rowspan = widpanel.getRowSpan(row, col) |
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252 |
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253 def onColSpanChange(value): |
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254 widpanel.setColSpan(row, col, value) |
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255 |
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256 def onRowSpanChange(value): |
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257 widpanel.setRowSpan(row, col, value) |
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258 colspan_setter = dialog.IntSetter("Columns span", colspan) |
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259 colspan_setter.addValueChangeListener(onColSpanChange) |
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260 colspan_setter.setWidth('100%') |
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261 rowspan_setter = dialog.IntSetter("Rows span", rowspan) |
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262 rowspan_setter.addValueChangeListener(onRowSpanChange) |
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263 rowspan_setter.setWidth('100%') |
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264 body.add(colspan_setter) |
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265 body.add(rowspan_setter) |
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266 |
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267 # size |
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268 width_str = self.getWidth() |
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269 if width_str.endswith('px'): |
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270 width = int(width_str[:-2]) |
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271 else: |
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272 width = 0 |
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273 height_str = self.getHeight() |
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274 if height_str.endswith('px'): |
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275 height = int(height_str[:-2]) |
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276 else: |
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277 height = 0 |
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278 |
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279 def onWidthChange(value): |
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280 if not value: |
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281 self.setWidth('100%') |
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282 else: |
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283 self.setWidth('%dpx' % value) |
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284 |
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285 def onHeightChange(value): |
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286 if not value: |
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287 self.setHeight('100%') |
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288 else: |
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289 self.setHeight('%dpx' % value) |
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290 width_setter = dialog.IntSetter("width (0=auto)", width) |
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291 width_setter.addValueChangeListener(onWidthChange) |
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292 width_setter.setWidth('100%') |
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293 height_setter = dialog.IntSetter("height (0=auto)", height) |
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294 height_setter.addValueChangeListener(onHeightChange) |
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295 height_setter.setHeight('100%') |
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296 body.add(width_setter) |
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297 body.add(height_setter) |
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298 |
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299 # reset |
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300 def onReset(sender): |
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301 colspan_setter.setValue(1) |
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302 rowspan_setter.setValue(1) |
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303 width_setter.setValue(0) |
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304 height_setter.setValue(0) |
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305 |
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306 reset_bt = Button("Reset", onReset) |
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307 body.add(reset_bt) |
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308 body.setCellHorizontalAlignment(reset_bt, HasAlignment.ALIGN_CENTER) |
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309 |
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310 _dialog = dialog.GenericDialog("Widget setting", body) |
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311 _dialog.show() |
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312 |
| 83 | 313 def setTitle(self, text): |
| 314 """change the title in the header of the widget | |
| 315 @param text: text of the new title""" | |
| 84 | 316 self.__title.setText(text) |
| 317 | |
| 318 def isSelectable(self): | |
| 319 return self.__selectable | |
| 320 | |
| 321 def setSelectable(self, selectable): | |
| 322 if not self.__selectable: | |
| 323 try: | |
| 324 self.removeClickListener(self) | |
| 325 except ValueError: | |
| 326 pass | |
| 327 if self.selectable and not self in self._clickListeners: | |
| 328 self.addClickListener(self) | |
| 329 self.__selectable = selectable | |
| 83 | 330 |
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331 def getWarningData(self): |
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332 """ Return exposition warning level when this widget is selected and something is sent to it |
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333 This method should be overriden by children |
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334 @return: tuple (warning level type/HTML msg). Type can be one of: |
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335 - PUBLIC |
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336 - GROUP |
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337 - ONE2ONE |
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338 - MISC |
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339 - NONE |
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340 """ |
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341 if not self.__selectable: |
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342 print "ERROR: getWarningLevel must not be called for an unselectable widget" |
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343 raise Exception |
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344 # TODO: cleaner warning types (more general constants) |
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345 return ("NONE", None) |
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346 |
| 83 | 347 def setWidget(self, widget, scrollable=True): |
| 348 """Set the widget that will be in the body of the LiberviaWidget | |
| 349 @param widget: widget to put in the body | |
| 350 @param scrollable: if true, the widget will be in a ScrollPanelWrapper""" | |
| 351 if scrollable: | |
| 352 _scrollpanelwrapper = ScrollPanelWrapper() | |
| 353 _scrollpanelwrapper.setStyleName('widgetBody') | |
| 354 _scrollpanelwrapper.setWidget(widget) | |
| 355 body_wid = _scrollpanelwrapper | |
| 356 else: | |
| 357 body_wid = widget | |
| 358 self.add(body_wid) | |
| 359 self.setCellHeight(body_wid, '100%') | |
| 360 | |
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361 def doDetachChildren(self): |
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362 # We need to force the use of a panel subclass method here, |
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363 # for the same reason as doAttachChildren |
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364 VerticalPanel.doDetachChildren(self) |
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365 |
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366 def doAttachChildren(self): |
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367 # We need to force the use of a panel subclass method here, else |
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368 # the event will not propagate to children |
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369 VerticalPanel.doAttachChildren(self) |
| 83 | 370 |
|
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371 def matchEntity(self, entity): |
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372 """This method should be overwritten by child classes.""" |
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373 raise NotImplementedError |
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374 |
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375 |
| 34 | 376 class ScrollPanelWrapper(SimplePanel): |
| 377 """Scroll Panel like component, wich use the full available space | |
| 378 to work around percent size issue, it use some of the ideas found | |
| 379 here: http://code.google.com/p/google-web-toolkit/issues/detail?id=316 | |
| 380 specially in code given at comment #46, thanks to Stefan Bachert""" | |
| 381 | |
| 382 def __init__(self, *args, **kwargs): | |
| 383 SimplePanel.__init__(self) | |
| 384 self.spanel = ScrollPanel(*args, **kwargs) | |
| 385 SimplePanel.setWidget(self, self.spanel) | |
| 386 DOM.setStyleAttribute(self.getElement(), "position", "relative") | |
| 387 DOM.setStyleAttribute(self.getElement(), "top", "0px") | |
| 388 DOM.setStyleAttribute(self.getElement(), "left", "0px") | |
| 389 DOM.setStyleAttribute(self.getElement(), "width", "100%") | |
| 390 DOM.setStyleAttribute(self.getElement(), "height", "100%") | |
| 391 DOM.setStyleAttribute(self.spanel.getElement(), "position", "absolute") | |
| 392 DOM.setStyleAttribute(self.spanel.getElement(), "width", "100%") | |
| 393 DOM.setStyleAttribute(self.spanel.getElement(), "height", "100%") | |
| 394 | |
| 395 def setWidget(self, widget): | |
| 396 self.spanel.setWidget(widget) | |
| 397 | |
| 398 def setScrollPosition(self, position): | |
| 399 self.spanel.setScrollPosition(position) | |
| 400 | |
| 401 def scrollToBottom(self): | |
| 402 self.setScrollPosition(self.spanel.getElement().scrollHeight) | |
| 403 | |
|
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404 |
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405 class EmptyWidget(DropCell, SimplePanel): |
|
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406 """Empty dropable panel""" |
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407 |
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408 def __init__(self, host): |
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409 SimplePanel.__init__(self) |
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410 DropCell.__init__(self, host) |
|
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411 #self.setWidget(HTML('')) |
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412 self.setSize('100%', '100%') |
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413 |
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414 |
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415 class BorderWidget(EmptyWidget): |
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416 def __init__(self, host): |
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417 EmptyWidget.__init__(self, host) |
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418 self.addStyleName('borderPanel') |
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419 |
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420 |
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421 class LeftBorderWidget(BorderWidget): |
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422 def __init__(self, host): |
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423 BorderWidget.__init__(self, host) |
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424 self.addStyleName('leftBorderWidget') |
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425 |
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426 |
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427 class RightBorderWidget(BorderWidget): |
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428 def __init__(self, host): |
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429 BorderWidget.__init__(self, host) |
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430 self.addStyleName('rightBorderWidget') |
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431 |
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432 |
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433 class BottomBorderWidget(BorderWidget): |
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434 def __init__(self, host): |
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435 BorderWidget.__init__(self, host) |
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436 self.addStyleName('bottomBorderWidget') |
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437 |
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438 |
|
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439 class WidgetsPanel(ScrollPanelWrapper): |
|
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440 |
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441 def __init__(self, host, locked=False): |
|
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442 ScrollPanelWrapper.__init__(self) |
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443 self.setSize('100%', '100%') |
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444 self.host = host |
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445 self.locked = locked # if True: tab will not be removed when there are no more widgets inside |
|
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446 self.selected = None |
| 83 | 447 self.flextable = FlexTable() |
|
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448 self.flextable.setSize('100%', '100%') |
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449 self.setWidget(self.flextable) |
| 83 | 450 self.setStyleName('widgetsPanel') |
|
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451 _bottom = BottomBorderWidget(self.host) |
|
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452 self.flextable.setWidget(0, 0, _bottom) # There will be always an Empty widget on the last row, |
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453 # dropping a widget there will add a new row |
|
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454 td_elt = _bottom.getElement().parentNode |
|
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455 DOM.setStyleAttribute(td_elt, "height", "1px") # needed so the cell adapt to the size of the border (specially in webkit) |
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456 self._max_cols = 1 # give the maximum number of columns i a raw |
| 83 | 457 |
|
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458 def isLocked(self): |
|
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459 return self.locked |
|
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460 |
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461 def changeWidget(self, row, col, wid): |
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462 """Change the widget in the given location, add row or columns when necessary""" |
|
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463 print "changing widget:", wid.getDebugName(), row, col |
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464 last_row = max(0, self.flextable.getRowCount() - 1) |
| 83 | 465 try: |
|
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466 prev_wid = self.flextable.getWidget(row, col) |
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467 except: |
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468 print "ERROR: Trying to change an unexisting widget !" |
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469 return |
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470 |
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471 cellFormatter = self.flextable.getFlexCellFormatter() |
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472 |
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473 if isinstance(prev_wid, BorderWidget): |
|
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474 # We are on a border, we must create a row and/or columns |
|
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475 print "BORDER WIDGET" |
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476 prev_wid.removeStyleName('dragover') |
|
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477 |
|
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478 if isinstance(prev_wid, BottomBorderWidget): |
|
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479 # We are on the bottom border, we create a new row |
|
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480 self.flextable.insertRow(last_row) |
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481 self.flextable.setWidget(last_row, 0, LeftBorderWidget(self.host)) |
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482 self.flextable.setWidget(last_row, 1, wid) |
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483 self.flextable.setWidget(last_row, 2, RightBorderWidget(self.host)) |
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484 cellFormatter.setHorizontalAlignment(last_row, 2, HasAlignment.ALIGN_RIGHT) |
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485 row = last_row |
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486 |
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487 elif isinstance(prev_wid, LeftBorderWidget): |
|
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488 if col != 0: |
|
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489 print "ERROR: LeftBorderWidget must be on the first column !" |
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490 return |
|
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491 self.flextable.insertCell(row, col + 1) |
|
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492 self.flextable.setWidget(row, 1, wid) |
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493 |
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494 elif isinstance(prev_wid, RightBorderWidget): |
|
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495 if col != self.flextable.getCellCount(row) - 1: |
|
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496 print "ERROR: RightBorderWidget must be on the last column !" |
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497 return |
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498 self.flextable.insertCell(row, col) |
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499 self.flextable.setWidget(row, col, wid) |
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500 |
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501 else: |
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502 prev_wid.removeFromParent() |
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503 self.flextable.setWidget(row, col, wid) |
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504 |
|
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505 _max_cols = max(self._max_cols, self.flextable.getCellCount(row)) |
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506 if _max_cols != self._max_cols: |
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507 self._max_cols = _max_cols |
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508 self._sizesAdjust() |
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509 |
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510 def _sizesAdjust(self): |
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511 cellFormatter = self.flextable.getFlexCellFormatter() |
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512 width = 100.0 / max(1, self._max_cols - 2) # we don't count the borders |
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513 |
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514 for row_idx in xrange(self.flextable.getRowCount()): |
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515 for col_idx in xrange(self.flextable.getCellCount(row_idx)): |
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516 _widget = self.flextable.getWidget(row_idx, col_idx) |
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517 if not isinstance(_widget, BorderWidget): |
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518 td_elt = _widget.getElement().parentNode |
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519 DOM.setStyleAttribute(td_elt, "width", "%.2f%%" % width) |
|
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520 |
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521 last_row = max(0, self.flextable.getRowCount() - 1) |
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522 cellFormatter.setColSpan(last_row, 0, self._max_cols) |
| 178 | 523 |
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524 def addWidget(self, wid): |
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525 """Add a widget to a new cell on the next to last row""" |
|
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526 last_row = max(0, self.flextable.getRowCount() - 1) |
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527 print "putting widget %s at %d, %d" % (wid.getDebugName(), last_row, 0) |
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528 self.changeWidget(last_row, 0, wid) |
| 83 | 529 |
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530 def removeWidget(self, wid): |
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531 """Remove a widget and the cell where it is""" |
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532 _row, _col = self.flextable.getIndex(wid) |
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533 self.flextable.remove(wid) |
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534 self.flextable.removeCell(_row, _col) |
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535 if not self.getLiberviaRowWidgets(_row): # we have no more widgets, we remove the row |
|
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536 self.flextable.removeRow(_row) |
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537 _max_cols = 1 |
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538 for row_idx in xrange(self.flextable.getRowCount()): |
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539 _max_cols = max(_max_cols, self.flextable.getCellCount(row_idx)) |
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540 if _max_cols != self._max_cols: |
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541 self._max_cols = _max_cols |
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542 self._sizesAdjust() |
|
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543 current = self |
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544 |
|
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545 blank_page = self.getLiberviaWidgetsCount() == 0 # do we still have widgets on the page ? |
|
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546 |
|
184
97d5e9de1106
browser side: contacts panel switch:
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|
547 if blank_page and not self.isLocked(): |
|
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548 # we now notice the MainTabPanel that the WidgetsPanel is empty and need to be removed |
|
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549 while current is not None: |
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550 if isinstance(current, MainTabPanel): |
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551 current.onWidgetPanelRemove(self) |
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552 return |
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|
553 current = current.getParent() |
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|
554 print "Error: no MainTabPanel found !" |
|
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diff
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|
555 |
|
197
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|
556 def getWidgetCoords(self, wid): |
|
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|
557 return self.flextable.getIndex(wid) |
|
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|
558 |
|
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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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diff
changeset
|
559 def getLiberviaRowWidgets(self, row): |
|
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560 """ Return all the LiberviaWidget in the row """ |
|
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|
561 return [wid for wid in self.getRowWidgets(row) if isinstance(wid, LiberviaWidget)] |
|
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|
562 |
|
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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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|
563 def getRowWidgets(self, row): |
|
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|
564 """ Return all the widgets in the row """ |
|
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changeset
|
565 widgets = [] |
|
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|
566 cols = self.flextable.getCellCount(row) |
|
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changeset
|
567 for col in xrange(cols): |
|
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changeset
|
568 widgets.append(self.flextable.getWidget(row, col)) |
|
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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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diff
changeset
|
569 return widgets |
|
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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diff
changeset
|
570 |
|
196
c2639c9f86ea
Browser Side: Widgets can now be moved, header (title bar) is draggable:
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parents:
195
diff
changeset
|
571 def getLiberviaWidgetsCount(self): |
|
c2639c9f86ea
Browser Side: Widgets can now be moved, header (title bar) is draggable:
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parents:
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diff
changeset
|
572 """ Get count of contained widgets """ |
|
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Browser Side: Widgets can now be moved, header (title bar) is draggable:
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parents:
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diff
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573 return len([wid for wid in self.flextable if isinstance(wid, LiberviaWidget)]) |
|
c2639c9f86ea
Browser Side: Widgets can now be moved, header (title bar) is draggable:
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diff
changeset
|
574 |
|
90
9729ed7171a6
browser side: Widgets' setting (col & row span can be changed
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parents:
89
diff
changeset
|
575 def getIndex(self, wid): |
|
9729ed7171a6
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parents:
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diff
changeset
|
576 return self.flextable.getIndex(wid) |
|
9729ed7171a6
browser side: Widgets' setting (col & row span can be changed
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parents:
89
diff
changeset
|
577 |
|
9729ed7171a6
browser side: Widgets' setting (col & row span can be changed
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parents:
89
diff
changeset
|
578 def getColSpan(self, row, col): |
|
9729ed7171a6
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parents:
89
diff
changeset
|
579 cellFormatter = self.flextable.getFlexCellFormatter() |
|
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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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580 return cellFormatter.getColSpan(row, col) |
|
225
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parents:
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changeset
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581 |
|
90
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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582 def setColSpan(self, row, col, value): |
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parents:
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changeset
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583 cellFormatter = self.flextable.getFlexCellFormatter() |
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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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584 return cellFormatter.setColSpan(row, col, value) |
|
225
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changeset
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585 |
|
90
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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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586 def getRowSpan(self, row, col): |
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parents:
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changeset
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587 cellFormatter = self.flextable.getFlexCellFormatter() |
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parents:
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diff
changeset
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588 return cellFormatter.getRowSpan(row, col) |
|
225
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parents:
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diff
changeset
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589 |
|
90
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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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590 def setRowSpan(self, row, col, value): |
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parents:
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changeset
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591 cellFormatter = self.flextable.getFlexCellFormatter() |
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parents:
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diff
changeset
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592 return cellFormatter.setRowSpan(row, col, value) |
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parents:
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diff
changeset
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593 |
|
243
63e9b680d3e7
browser_side, blog: better PEP8 compliance
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parents:
232
diff
changeset
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594 |
|
198
ab239b3b67b3
browser side: tabs are now dropable (i.e. we can now move widgets between tabs)
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diff
changeset
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595 class DropTab(Label, DropWidget): |
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parents:
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diff
changeset
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596 |
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ab239b3b67b3
browser side: tabs are now dropable (i.e. we can now move widgets between tabs)
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diff
changeset
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597 def __init__(self, tab_panel, text): |
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changeset
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598 Label.__init__(self, text) |
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changeset
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599 DropWidget.__init__(self, tab_panel) |
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ab239b3b67b3
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changeset
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600 self.tab_panel = tab_panel |
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parents:
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diff
changeset
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601 self.setStyleName('dropCell') |
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browser side: tabs are now dropable (i.e. we can now move widgets between tabs)
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parents:
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diff
changeset
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602 self.setWordWrap(False) |
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browser side: tabs are now dropable (i.e. we can now move widgets between tabs)
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diff
changeset
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603 DOM.setStyleAttribute(self.getElement(), "min-width", "30px") |
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ab239b3b67b3
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parents:
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diff
changeset
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604 |
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ab239b3b67b3
browser side: tabs are now dropable (i.e. we can now move widgets between tabs)
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parents:
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diff
changeset
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605 def _getIndex(self): |
|
ab239b3b67b3
browser side: tabs are now dropable (i.e. we can now move widgets between tabs)
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parents:
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diff
changeset
|
606 """ get current index of the DropTab """ |
|
225
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changeset
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607 # XXX: awful hack, but seems the only way to get index |
|
198
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608 return self.tab_panel.tabBar.panel.getWidgetIndex(self.getParent().getParent()) - 1 |
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609 |
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610 def onDragEnter(self, event): |
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611 #if self == LiberviaDragWidget.current: |
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612 # return |
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613 self.addStyleName('dragover') |
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614 DOM.eventPreventDefault(event) |
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615 |
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616 def onDragLeave(self, event): |
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617 self.removeStyleName('dragover') |
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618 |
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619 def onDragOver(self, event): |
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620 DOM.eventPreventDefault(event) |
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621 |
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622 def onDrop(self, event): |
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623 DOM.eventPreventDefault(event) |
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624 self.removeStyleName('dragover') |
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625 if self._getIndex() == self.tab_panel.tabBar.getSelectedTab(): |
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626 # the widget come from the DragTab, so nothing to do, we let it there |
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627 return |
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628 |
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629 # FIXME: quite the same stuff as in DropCell, need some factorisation |
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630 dt = event.dataTransfer |
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631 # 'text', 'text/plain', and 'Text' are equivalent. |
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632 try: |
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633 item, item_type = dt.getData("text/plain").split('\n') # Workaround for webkit, only text/plain seems to be managed |
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634 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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635 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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636 # item_type = dt.getData("type") |
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637 print "message: %s" % item |
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638 print "type: %s" % item_type |
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639 except: |
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640 print "no message found" |
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641 item = ' ' |
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642 item_type = None |
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643 if item_type == "WIDGET": |
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644 if not LiberviaDragWidget.current: |
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645 print "ERROR: No widget registered in LiberviaDragWidget !" |
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646 return |
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647 _new_panel = LiberviaDragWidget.current |
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648 _new_panel.getWidgetsPanel().removeWidget(_new_panel) |
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649 elif item_type in DropCell.drop_keys: |
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650 _new_panel = DropCell.drop_keys[item_type](self.tab_panel.host, item) |
|
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651 elif item_type == "CONTACT_TEXTBOX": |
|
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652 # eventually open a window? |
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653 pass |
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654 else: |
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655 print "WARNING: unmanaged item type" |
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656 return |
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657 |
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658 widgets_panel = self.tab_panel.getWidget(self._getIndex()) |
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659 widgets_panel.addWidget(_new_panel) |
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660 |
|
243
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661 |
| 34 | 662 class MainTabPanel(TabPanel): |
| 23 | 663 |
| 664 def __init__(self, host): | |
| 33 | 665 TabPanel.__init__(self) |
|
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666 self.host = host |
| 23 | 667 self.tabBar.setVisible(False) |
|
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668 self.setStyleName('liberviaTabPanel') |
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669 self.addStyleName('mainTabPanel') |
| 33 | 670 Window.addWindowResizeListener(self) |
| 671 | |
|
192
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672 def getCurrentPanel(self): |
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673 """ Get the panel of the currently selected tab """ |
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674 return self.deck.visibleWidget |
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675 |
| 33 | 676 def onWindowResized(self, width, height): |
| 677 tab_panel_elt = self.getElement() | |
| 678 _elts = doc().getElementsByClassName('gwt-TabBar') | |
| 679 if not _elts.length: | |
|
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680 print ("ERROR: no TabBar found, it should exist !") |
| 33 | 681 tab_bar_h = 0 |
| 682 else: | |
| 683 tab_bar_h = _elts.item(0).offsetHeight | |
|
187
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684 ideal_height = height - DOM.getAbsoluteTop(tab_panel_elt) - tab_bar_h - 5 |
|
185
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685 ideal_width = width - DOM.getAbsoluteLeft(tab_panel_elt) - 5 |
|
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686 self.setWidth("%s%s" % (ideal_width, "px")) |
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687 self.setHeight("%s%s" % (ideal_height, "px")) |
| 23 | 688 |
|
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689 def add(self, widget, text=''): |
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690 tab = DropTab(self, text) |
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691 TabPanel.add(self, widget, tab, False) |
|
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692 if self.getWidgetCount() > 1: |
| 23 | 693 self.tabBar.setVisible(True) |
| 33 | 694 self.host.resize() |
|
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695 |
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696 def onWidgetPanelRemove(self, panel): |
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697 """ Called when a child WidgetsPanel is empty and need to be removed """ |
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698 self.remove(panel) |
|
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699 widgets_count = self.getWidgetCount() |
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700 if widgets_count == 1: |
|
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701 self.tabBar.setVisible(False) |
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702 self.host.resize() |
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703 self.selectTab(0) |
|
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704 else: |
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705 self.selectTab(widgets_count - 1) |