+++ /dev/null
-"""
-"""
-
-import traceback
-
-from const import *
-from button import Button
-from basic import Label, Image
-from table import Table
-
-class Select(Table):
- """A select input.
-
- <pre>Select(value=None)</pre>
-
- <dl>
- <dt>value<dd>initial value
- </dl>
-
- <strong>Example</strong>
- <code>
- w = Select(value="goats")
- w.add("Cats","cats")
- w.add("Goats","goats")
- w.add("Dogs","Dogs")
-
- w.value = 'dogs' #changes the value from goats to dogs
- </code>
-
- """
-
- # The drop-down arrow button for the selection widget
- top_arrow = None
- # A button displaying the currently selected item
- top_selection = None
- # The first option added to the selector
- firstOption = None
- # The PGU table of options
- options = None
-
- def __init__(self,value=None,**params):
- params.setdefault('cls','select')
- Table.__init__(self,**params)
-
- label = Label(" ",cls=self.cls+".option.label")
- self.top_selected = Button(label, cls=self.cls+".selected")
- Table.add(self,self.top_selected) #,hexpand=1,vexpand=1)#,0,0)
-
- self.top_arrow = Button(Image(self.style.arrow), cls=self.cls+".arrow")
- Table.add(self,self.top_arrow) #,hexpand=1,vexpand=1) #,1,0)
-
- self.options = Table(cls=self.cls+".options")
- self.options.connect(BLUR,self._close,None)
- self.options.name = "pulldown-table"
-
- self.values = []
- self.value = value
-
- def resize(self,width=None,height=None):
- max_w,max_h = 0,0
- for w in self.options.widgets:
- w.rect.w,w.rect.h = w.resize()
- max_w,max_h = max(max_w,w.rect.w),max(max_h,w.rect.h)
-
- #xt,xr,xb,xl = self.top_selected.getspacing()
- self.top_selected.style.width = max_w #+ xl + xr
- self.top_selected.style.height = max_h #+ xt + xb
-
- self.top_arrow.connect(CLICK,self._open,None)
- self.top_selected.connect(CLICK,self._open,None)
-
- w,h = Table.resize(self,width,height)
-
- self.options.style.width = w
- #HACK: sort of, but not a big one..
- self.options.resize()
-
- return w,h
-
- def _open(self,value):
- opts = self.options
-
- opts.rect.w, opts.rect.h = opts.resize()
-
-# y = self.rect.y
-# c = self.container
-# while hasattr(c, 'container'):
-# y += c.rect.y
-# if (not c.container):
-# break
-# c = c.container
-
-# if y + self.rect.h + opts.rect.h <= c.rect.h: #down
-# dy = self.rect.y + self.rect.h
-# else: #up
-# dy = self.rect.y - self.rect.h
-
- opts.rect.w, opts.rect.h = opts.resize()
-
- # TODO - make sure there is enough space to open down
- # ...
- yp = self.rect.bottom-1
-
- self.container.open(opts, self.rect.x, yp)
- self.firstOption.focus()
-
- # TODO - this is a hack
- for opt in self.options.widgets:
- opt.repaint()
-
- def _close(self,value):
- self.options.close()
- self.top_selected.focus()
-
- def _setvalue(self,value):
- self.value = value._value
- if hasattr(self,'container'):
- #self.chsize()
- #HACK: improper use of resize()
- #self.resize() #to recenter the new value, etc.
- pass
- # #self._resize()
-
- self._close(None)
- #self.repaint() #this will happen anyways
-
-
-
- def __setattr__(self,k,v):
- mywidget = None
- if k == 'value':
- for w in self.values:
- if w._value == v:
- mywidget = w
- _v = self.__dict__.get(k,NOATTR)
- self.__dict__[k]=v
- if k == 'value' and _v != NOATTR and _v != v:
- self.send(CHANGE)
- self.repaint()
- if k == 'value':
- if not mywidget:
- mywidget = Label(" ",cls=self.cls+".option.label")
- self.top_selected.value = mywidget
-
- def add(self,w,value=None):
- """Add a widget, value item to the Select.
-
- <pre>Select.add(widget,value=None)</pre>
-
- <dl>
- <dt>widget<dd>Widget or string to represent the item
- <dt>value<dd>value for this item
- </dl>
-
- <strong>Example</strong>
- <code>
- w = Select()
- w.add("Goat") #adds a Label
- w.add("Goat","goat") #adds a Label with the value goat
- w.add(gui.Label("Cuzco"),"goat") #adds a Label with value goat
- </code>
- """
-
- if type(w) == str: w = Label(w,cls=self.cls+".option.label")
-
- w.style.align = -1
- btn = Button(w,cls=self.cls+".option")
- btn.connect(CLICK,self._setvalue,w)
-
- self.options.tr()
- self.options.add(btn)
-
- if (not self.firstOption):
- self.firstOption = btn
-
- if value != None: w._value = value
- else: w._value = w
- if self.value == w._value:
- self.top_selected.value = w
- self.values.append(w)
projects / minwii.git / blobdiff