def _deleteWidget_(self, widget):
"""
QT Slot to delete a widget from the layout.
Parameter :
- widget : The pysumo widget to delete.
"""
self.widgets.remove(widget.wrappedWidget)
widget.deleteLater()
QMenu = None
widgetType = type(widget.wrappedWidget)
if widgetType == TextEditor:
QMenu = self.menuTextEditorWidgets
elif widgetType == DocumentationWidget:
QMenu = self.menuDocumentationWidgets
elif widgetType == HierarchyWidget:
QMenu = self.menuHierarchyWidgets
elif widgetType == GraphWidget:
QMenu = self.menuGraphWidgets
if QMenu != None and len(QMenu.actions()) == 1:
QMenu.setEnabled(False)
if len(self.menuDelete.actions()) == 1:
self.menuDelete.setEnabled(False)
class MenuNode(object):
_currentMenuContext = None
"""docstring for MenuNode"""
def __init__(self, option, parent, menubar = None):
if isinstance(option ,(str,unicode)):
blobs = option.split('|')
_option={
'label':blobs[0]
}
l = len(blobs)
if l>1: _option['shortcut'] = blobs[1]
if l>2: _option['help'] = blobs[2]
option = _option
self.qtmenubar = menubar
self.qtaction = None
self.qtmenu = None
# self.qtaction = None
self.owner = None
self.parent = parent
signal = option.get( 'signal', None )
self.setSignal(signal)
self.mgr = parent and parent.mgr
self.owner = parent and parent.owner
self.children = []
self.label = option.get('label', 'UNNAMED')
self.name = option.get('name',self.label.replace('&','').replace(' ','_'))
self.name = self.name.lower()
self.shortcut = option.get( 'shortcut', False )
self.help = option.get( 'help', '' )
self.priority = option.get( 'priority', 0 )
self.itemType = option.get( 'type', False )
self.onClick = option.get( 'on_click', None )
self.cmd = option.get( 'command', None )
self.cmdArgs = option.get( 'command_args', None )
self.link = None
self.menuType = self.qtmenubar and 'menubar' or 'item'
children = option.get( 'children', None )
link = option.get( 'link', None )
if children or self.itemType == 'menu':
if self.menuType != 'menubar':
self.menuType = 'menu'
self.itemType = False
elif link:
self.link = link
if self.menuType != 'menubar':
self.menuType = 'link'
elif parent and parent.menuType == 'menubar':
self.menuType = 'menu'
if self.menuType == 'menu' :
self.qtmenu = QMenu(self.label)
if not parent or parent.menuType == 'root': return
parent.addChildControl(self)
if self.itemType == 'check':
checked = option.get('checked',False)
self.setValue(checked or False)
if children:
for data in children:
self.addChild(data)
# self.mgr.addNodeIndex(self)
def getFullName(self):
if parent:
return parent.getFullName()+'/'+self.name
return self.name
def addChild( self, option, owner = None ):
if option=='----':
if self.qtmenu:
self.qtmenu.addSeparator()
elif isinstance(option, list):
output=[]
for data in option:
n = self.addChild(data)
if n :
output.append(n)
if owner: n.owner = owner
return output
else:
node = MenuNode(option, self)
if owner: node.owner = owner
self.children.append(node)
return node
def addChildControl(self, child):
childType = child.menuType
selfType = self.menuType
if selfType=='menu':
if childType=='menu':
child.qtaction = self.qtmenu.addMenu(child.qtmenu)
elif child.link:
qtmenu = child.link.qtmenu
child.qtaction = self.qtmenu.addMenu(qtmenu)
else:
action = QtGui.QAction(child.label, None,
shortcut = child.shortcut,
statusTip = child.help,
checkable = child.itemType=='check',
triggered = child.handleEvent
)
self.qtmenu.addAction(action)
child.qtaction = action
elif selfType=='menubar':
if childType=='menu':
self.qtmenubar.addMenu(child.qtmenu)
child.qtaction = child.qtmenu.menuAction()
else:
logging.warning('attempt to add menuitem/link to a menubar')
return
else:
logging.warning('menuitem has no child')
def setEnabled(self, enabled):
#todo: set state of linked item
selfType = self.menuType
if selfType == 'menubar':
self.qtmenubar.setEnable(enabled)
return
if self.qtmenu:
self.qtmenu.setEnabled(enabled)
else:
self.qtaction.setEnabled(enabled)
def remove(self):
self.clear()
self.parent.children.remove(self)
selfType = self.menuType
if not self.parent: return
if selfType=='menubar':
return
parentType = self.parent.menuType
if parentType == 'menu':
self.parent.qtmenu.removeAction( self.qtaction )
elif parentType == 'menubar':
self.parent.qtmenubar.removeAction( self.qtaction )
logging.info('remove menunode:' + self.name )
def clear( self ):
if self.menuType in [ 'menu', 'menubar' ]:
for node in self.children[:]:
node.remove()
def findChild(self,name):
name = name.lower()
for c in self.children:
if c.name==name: return c
return None
def getValue(self):
if self.itemType in ('check','radio'):
return self.qtaction.isChecked()
return True
def setValue(self, v):
if self.itemType in ('check','radio'):
self.qtaction.setChecked(v and True or False)
def setSignal(self, signal):
if isinstance(signal, (str, unicode)):
signal = signals.get(signal)
self.signal = signal
def popUp( self, **option ):
if self.qtmenu:
context = option.get( 'context', None )
MenuNode._currentMenuContext = context
self.qtmenu.exec_(QtGui.QCursor.pos())
def getContext( self ):
return MenuNode._currentMenuContext
def setOnClick(self, onClick):
self.onClick = onClick
def handleEvent(self):
itemtype = self.itemType
value = self.getValue()
logging.debug( 'menu event:' + self.name )
if self.owner:
if hasattr( self.owner, 'onMenu' ):
self.owner.onMenu( self )
if self.signal:
self.signal(value)
if self.onClick != None:
self.onClick(value)
if self.cmd:
args = self.cmdArgs or {}
app.doCommand( self.cmd, **args )
MenuNode._currentMenuContext = None
