def doItemAction(self, item, fireCommand):
if (self.shownChildMenu is not None) and \
(item.getSubMenu() == self.shownChildMenu):
return
if (self.shownChildMenu is not None):
self.shownChildMenu.onHide()
self.popup.hide()
if item.getSubMenu() is None:
if fireCommand:
self.closeAllParents()
cmd = item.getCommand()
if cmd is not None:
DeferredCommand.add(cmd)
return
self.selectItem(item)
self.popup = MenuBarPopupPanel(item)
self.popup.addPopupListener(self)
if self.vertical:
self.popup.setPopupPosition(
self.getAbsoluteLeft() + self.getOffsetWidth() - 1,
item.getAbsoluteTop())
else:
self.popup.setPopupPosition(
item.getAbsoluteLeft(),
self.getAbsoluteTop() + self.getOffsetHeight() - 1)
self.shownChildMenu = item.getSubMenu()
sub_menu = item.getSubMenu()
sub_menu.parentMenu = self
self.popup.show()
def doItemAction(self, item, fireCommand):
if (self.shownChildMenu is not None) and \
(item.getSubMenu() == self.shownChildMenu):
return
if (self.shownChildMenu is not None):
self.shownChildMenu.onHide()
self.popup.hide()
if item.getSubMenu() is None:
if fireCommand:
self.closeAllParents()
cmd = item.getCommand()
if cmd is not None:
DeferredCommand.add(cmd)
return
self.selectItem(item)
self.popup = MenuBarPopupPanel(item)
self.popup.addPopupListener(self)
if self.vertical:
self.popup.setPopupPosition(self.getAbsoluteLeft() +
self.getOffsetWidth() - 1,
item.getAbsoluteTop())
else:
self.popup.setPopupPosition(item.getAbsoluteLeft(),
self.getAbsoluteTop() +
self.getOffsetHeight() - 1)
self.shownChildMenu = item.getSubMenu()
sub_menu = item.getSubMenu()
sub_menu.parentMenu = self
self.popup.show()
class MenuBar(Widget):
_props = [
("vertical", "Vertical", "Vertical", None),
("itemsPerRow", "ItemsPerRow", "ItemsPerRow", None),
]
def __init__(self, vertical=False, **kwargs):
self.setVertical(kwargs.pop('Vertical', vertical))
if 'StyleName' not in kwargs or kwargs['StyleName'] == 'gwt-MenuBar':
kwargs['StyleName'] = self.getDefaultStyleName()
self.body = None
self.items = []
self.parentMenu = None
self.popup = None
self.selectedItem = None
self.shownChildMenu = None
self.autoOpen = False
self.itemsPerRow = None
if kwargs.has_key('Element'):
table = kwargs.pop('Element')
fc = DOM.getFirstChild(table)
if fc:
self.body = fc
else:
self.body = DOM.createTBody()
DOM.appendChild(table, self.body)
else:
table = DOM.createTable()
DOM.setAttribute(table, "cellPadding", "0")
DOM.setAttribute(table, "cellSpacing", "0")
self.body = DOM.createTBody()
DOM.appendChild(table, self.body)
outer = DOM.createDiv()
DOM.appendChild(outer, table)
self.setElement(outer)
Widget.__init__(self, **kwargs)
@classmethod
def _getProps(self):
return Widget._getProps() + self._props
def _setWeirdProps(self, props, builderstate):
""" covers creating the sub-menus and linking the event handlers.
"""
self.clearItems() # really tricky to update, so just blow away.
items = {}
for (k, v) in props.items():
if not isinstance(k, int):
continue
items[int(k)] = v
items = items.items()
items.sort()
last_level = 0
menu = self
menus = [menu]
for prop in items:
print prop
level, name, label, handler = prop[1]
if level < last_level:
menus = menus[:level + 1]
menu = menus[level]
elif level > last_level:
menu = MenuBar(vertical=True)
lastitem = menus[-1].items[-1]
lastitem.setSubMenu(menu)
setattr(lastitem, name, menu)
menus.append(menu)
item = menu.addItem(label)
if handler and builderstate is not None and \
builderstate.eventTarget is not None:
# add a menu listener callback
menuItemListener = MultiListener(builderstate.eventTarget,
execute=handler)
item.setCommand(menuItemListener)
last_level = level
def setVertical(self, vertical):
self.vertical = vertical
def getVertical(self):
return self.vertical
def _checkVerticalContainer(self):
""" use this to delay effect of self.vertical being set.
self.setVertical can now be used, rather than self.vertical
force-set in constructor
"""
if DOM.getChildCount(self.body) == 0:
DOM.appendChild(self.body, DOM.createTR())
def getDefaultStyleName(self):
if self.vertical:
return "gwt-MenuBar " + "gwt-MenuBar-vertical"
return "gwt-MenuBar " + "gwt-MenuBar-horizontal"
def setStyleName(self, StyleName, **kwargs):
if not StyleName or StyleName == 'gwt-MenuBar':
StyleName = self.getDefaultStyleName()
super(MenuBar, self).setStyleName(StyleName, **kwargs)
# also callable as:
# addItem(item)
# addItem(text, cmd)
# addItem(text, popup)
# addItem(text, asHTML, cmd)
def addItem(self, item, asHTML=None, popup=None):
if not hasattr(item, "setSubMenu"):
item = MenuItem(item, asHTML, popup)
if self.vertical:
tr = DOM.createTR()
DOM.appendChild(self.body, tr)
else:
self._checkVerticalContainer()
if len(self.items) == self.itemsPerRow:
DOM.appendChild(self.body, DOM.createTR())
count = DOM.getChildCount(self.body)
tr = DOM.getChild(self.body, count - 1)
DOM.appendChild(tr, item.getElement())
item.setParentMenu(self)
item.setSelectionStyle(False)
self.items.append(item)
return item
def clearItems(self):
while self.items:
self.removeItem(0)
self.items = []
def setItemsPerRow(self, items):
self.itemsPerRow = items
def getItemsPerRow(self):
return self.itemsPerRow
def getAutoOpen(self):
return self.autoOpen
def onBrowserEvent(self, event):
Widget.onBrowserEvent(self, event)
item = self.findItem(DOM.eventGetTarget(event))
if item is None:
return False
type = DOM.eventGetType(event)
if type == "click":
self.doItemAction(item, True)
return True
elif type == "mouseover":
self.itemOver(item)
elif type == "mouseout":
self.itemOver(None)
return False
def onPopupClosed(self, sender, autoClosed):
if autoClosed:
self.closeAllParents()
self.onHide()
self.shownChildMenu = None
self.popup = None
def removeItem(self, item):
if isinstance(item, int):
idx = item
else:
try:
idx = self.items.index(item)
except ValueError:
return
container = self.getItemContainerElement(idx)
DOM.removeChild(container, DOM.getChild(container, idx))
del self.items[idx]
def setAutoOpen(self, autoOpen):
self.autoOpen = autoOpen
def closeAllParents(self):
curMenu = self
while curMenu is not None:
curMenu.close()
if curMenu.parentMenu is None and \
curMenu.selectedItem is not None:
curMenu.selectedItem.setSelectionStyle(False)
curMenu.selectedItem = None
curMenu = curMenu.parentMenu
def doItemAction(self, item, fireCommand):
if (self.shownChildMenu is not None) and \
(item.getSubMenu() == self.shownChildMenu):
return
if (self.shownChildMenu is not None):
self.shownChildMenu.onHide()
self.popup.hide()
if item.getSubMenu() is None:
if fireCommand:
self.closeAllParents()
cmd = item.getCommand()
if cmd is not None:
DeferredCommand.add(cmd)
return
self.selectItem(item)
self.popup = MenuBarPopupPanel(item)
self.popup.addPopupListener(self)
if self.vertical:
self.popup.setPopupPosition(
self.getAbsoluteLeft() + self.getOffsetWidth() - 1,
item.getAbsoluteTop())
else:
self.popup.setPopupPosition(
item.getAbsoluteLeft(),
self.getAbsoluteTop() + self.getOffsetHeight() - 1)
self.shownChildMenu = item.getSubMenu()
sub_menu = item.getSubMenu()
sub_menu.parentMenu = self
self.popup.show()
def onDetach(self):
if self.popup is not None:
self.popup.hide()
Widget.onDetach(self)
def itemOver(self, item):
if item is None:
if (self.selectedItem is not None):
if self.selectedItem.getSubMenu() != None:
if (self.shownChildMenu == self.selectedItem.getSubMenu()):
return
else:
self.selectItem(item)
return
self.selectItem(item)
if item is not None:
if (self.shownChildMenu is not None) or \
(self.parentMenu is not None) or self.autoOpen:
self.doItemAction(item, False)
def close(self):
if self.parentMenu is not None:
self.parentMenu.popup.hide()
def findItem(self, hItem):
for item in self.items:
if DOM.isOrHasChild(item.getElement(), hItem):
return item
return None
def getItemContainerElement(self, item):
if self.vertical:
return self.body
else:
self._checkVerticalContainer()
if self.itemsPerRow:
row = items / self.itemsPerRow
else:
row = 0
return DOM.getChild(self.body, row)
def onHide(self):
if self.shownChildMenu is not None:
self.shownChildMenu.onHide()
self.popup.hide()
def onShow(self):
if len(self.items) > 0:
self.selectItem(self.items[0])
def selectItem(self, item):
if item == self.selectedItem:
return
if self.selectedItem is not None:
self.selectedItem.setSelectionStyle(False)
if item is not None:
item.setSelectionStyle(True)
self.selectedItem = item
class MenuBar(Widget):
_props = [("vertical", "Vertical", "Vertical", None),
]
def __init__(self, vertical=False, **kwargs):
self.setVertical(kwargs.pop('Vertical', vertical))
if 'StyleName' not in kwargs or kwargs['StyleName'] == 'gwt-MenuBar':
kwargs['StyleName'] = self.getDefaultStyleName()
self.body = None
self.items = []
self.parentMenu = None
self.popup = None
self.selectedItem = None
self.shownChildMenu = None
self.autoOpen = False
if kwargs.has_key('Element'):
table = kwargs.pop('Element')
fc = DOM.getFirstChild(table)
if fc:
self.body = fc
else:
self.body = DOM.createTBody()
DOM.appendChild(table, self.body)
else:
table = DOM.createTable()
self.body = DOM.createTBody()
DOM.appendChild(table, self.body)
outer = DOM.createDiv()
DOM.appendChild(outer, table)
self.setElement(outer)
Widget.__init__(self, **kwargs)
@classmethod
def _getProps(self):
return Widget._getProps() + self._props
def _setWeirdProps(self, props, builderstate):
""" covers creating the sub-menus and linking the event handlers.
"""
self.clearItems() # really tricky to update, so just blow away.
items = {}
for (k, v) in props.items():
if not isinstance(k, int):
continue
items[int(k)] = v
items = items.items()
items.sort()
last_level = 0
menu = self
menus = [menu]
for prop in items:
print prop
level, name, label, handler = prop[1]
if level < last_level:
menus = menus[:level+1]
menu = menus[level]
elif level > last_level:
menu = MenuBar(vertical=True)
lastitem = menus[-1].items[-1]
lastitem.setSubMenu(menu)
setattr(lastitem, name, menu)
menus.append(menu)
item = menu.addItem(label)
if handler and builderstate is not None and \
builderstate.eventTarget is not None:
# add a menu listener callback
menuItemListener = MultiListener(builderstate.eventTarget,
execute=handler)
item.setCommand(menuItemListener)
last_level = level
def setVertical(self, vertical):
self.vertical = vertical
def getVertical(self):
return self.vertical
def _checkVerticalContainer(self):
""" use this to delay effect of self.vertical being set.
self.setVertical can now be used, rather than self.vertical
force-set in constructor
"""
if DOM.getChildCount(self.body) == 0:
DOM.appendChild(self.body, DOM.createTR())
def getDefaultStyleName(self):
if self.vertical:
return "gwt-MenuBar " + "gwt-MenuBar-vertical"
return "gwt-MenuBar-horizontal"
def setStyleName(self, StyleName, **kwargs):
if not StyleName or StyleName == 'gwt-MenuBar':
StyleName = self.getDefaultStyleName()
super(MenuBar, self).setStyleName(StyleName, **kwargs)
# also callable as:
# addItem(item)
# addItem(text, cmd)
# addItem(text, popup)
# addItem(text, asHTML, cmd)
def addItem(self, item, asHTML=None, popup=None):
if not hasattr(item, "setSubMenu"):
item = MenuItem(item, asHTML, popup)
if self.vertical:
tr = DOM.createTR()
DOM.appendChild(self.body, tr)
else:
self._checkVerticalContainer()
tr = DOM.getChild(self.body, 0)
DOM.appendChild(tr, item.getElement())
item.setParentMenu(self)
item.setSelectionStyle(False)
self.items.append(item)
return item
def clearItems(self):
container = self.getItemContainerElement()
while DOM.getChildCount(container) > 0:
DOM.removeChild(container, DOM.getChild(container, 0))
self.items = []
def getAutoOpen(self):
return self.autoOpen
def onBrowserEvent(self, event):
Widget.onBrowserEvent(self, event)
item = self.findItem(DOM.eventGetTarget(event))
if item is None:
return False
type = DOM.eventGetType(event)
if type == "click":
self.doItemAction(item, True)
return True
elif type == "mouseover":
self.itemOver(item)
elif type == "mouseout":
self.itemOver(None)
return False
def onPopupClosed(self, sender, autoClosed):
if autoClosed:
self.closeAllParents()
self.onHide()
self.shownChildMenu = None
self.popup = None
def removeItem(self, item):
try:
idx = self.items.index(item)
except ValueError:
return
container = self.getItemContainerElement()
DOM.removeChild(container, DOM.getChild(container, idx))
del self.items[idx]
def setAutoOpen(self, autoOpen):
self.autoOpen = autoOpen
def closeAllParents(self):
curMenu = self
while curMenu is not None:
curMenu.close()
if curMenu.parentMenu is None and \
curMenu.selectedItem is not None:
curMenu.selectedItem.setSelectionStyle(False)
curMenu.selectedItem = None
curMenu = curMenu.parentMenu
def doItemAction(self, item, fireCommand):
if (self.shownChildMenu is not None) and \
(item.getSubMenu() == self.shownChildMenu):
return
if (self.shownChildMenu is not None):
self.shownChildMenu.onHide()
self.popup.hide()
if item.getSubMenu() is None:
if fireCommand:
self.closeAllParents()
cmd = item.getCommand()
if cmd is not None:
DeferredCommand.add(cmd)
return
self.selectItem(item)
self.popup = MenuBarPopupPanel(item)
self.popup.addPopupListener(self)
if self.vertical:
self.popup.setPopupPosition(self.getAbsoluteLeft() +
self.getOffsetWidth() - 1,
item.getAbsoluteTop())
else:
self.popup.setPopupPosition(item.getAbsoluteLeft(),
self.getAbsoluteTop() +
self.getOffsetHeight() - 1)
self.shownChildMenu = item.getSubMenu()
sub_menu = item.getSubMenu()
sub_menu.parentMenu = self
self.popup.show()
def onDetach(self):
if self.popup is not None:
self.popup.hide()
Widget.onDetach(self)
def itemOver(self, item):
if item is None:
if (self.selectedItem is not None):
if self.selectedItem.getSubMenu() != None:
if (self.shownChildMenu == self.selectedItem.getSubMenu()):
return
else:
self.selectItem(item)
return
self.selectItem(item)
if item is not None:
if (self.shownChildMenu is not None) or \
(self.parentMenu is not None) or self.autoOpen:
self.doItemAction(item, False)
def close(self):
if self.parentMenu is not None:
self.parentMenu.popup.hide()
def findItem(self, hItem):
for item in self.items:
if DOM.isOrHasChild(item.getElement(), hItem):
return item
return None
def getItemContainerElement(self):
if self.vertical:
return self.body
else:
self._checkVerticalContainer()
return DOM.getChild(self.body, 0)
def onHide(self):
if self.shownChildMenu is not None:
self.shownChildMenu.onHide()
self.popup.hide()
def onShow(self):
if len(self.items) > 0:
self.selectItem(self.items[0])
def selectItem(self, item):
if item == self.selectedItem:
return
if self.selectedItem is not None:
self.selectedItem.setSelectionStyle(False)
if item is not None:
item.setSelectionStyle(True)
self.selectedItem = item
