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primitivus: added Alert widget

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This commit is contained in:
Goffi 2010-07-01 18:18:34 +08:00
commit 6e4a5c25d2
1 changed files with 21 additions and 11 deletions
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32
frontends/primitivus/custom_widgets.py
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@ -85,23 +85,15 @@ class List(urwid.WidgetWrap):
signals = ['change']
def __init__(self, options, style=[], align='left', on_state_change=None, user_data=None):
assert(options)
self.single = 'single' in style
self.align = align
if on_state_change:
urwid.connect_signal(self, 'change', on_state_change, user_data)
widgets = [SelectableText(option,align) for option in options]
for widget in widgets:
urwid.connect_signal(widget, 'change', self.__onStateChange)
self.content = urwid.SimpleListWalker(widgets)
self.content = urwid.SimpleListWalker([])
self.list_box = urwid.ListBox(self.content)
if self.single:
self.content[0].setState(True)
display_widget = urwid.BoxAdapter(self.list_box, min(len(options),5))
urwid.WidgetWrap.__init__(self, display_widget)
self.changeValues(options)
def __onStateChange(self, widget, selected):
if self.single:
@ -121,6 +113,11 @@ class List(urwid.WidgetWrap):
widget.setState(False, invisible)
widget._invalidate()
def getValue(self):
"""Convenience method to get the value selected as a string in single mode, or None"""
values = self.getValues()
return values[0] if values else None
def getValues(self):
result = []
for widget in self.content:
@ -129,8 +126,14 @@ class List(urwid.WidgetWrap):
return result
def changeValues(self, new_values):
widgets = [SelectableText(self, option) for option in new_values]
widgets = [SelectableText(option, self.align) for option in new_values]
for widget in widgets:
urwid.connect_signal(widget, 'change', self.__onStateChange)
self.content[:] = widgets
if self.single and new_values:
self.content[0].setState(True)
display_widget = urwid.BoxAdapter(self.list_box, min(len(new_values),5))
urwid.WidgetWrap.__init__(self, display_widget)
def selectValue(self, value):
self.unselectAll()
@ -155,6 +158,8 @@ class genericDialog(urwid.WidgetWrap):
elif "YES/NO" in style:
buttons = [urwid.Button(_("Yes"), kwargs['yes_cb']),
urwid.Button(_("No"), kwargs['no_cb'], kwargs['yes_value'])]
if "OK" in style:
buttons = [urwid.Button(_("Ok"), kwargs['ok_cb'], kwargs['ok_value'])]
if buttons:
buttons_flow = urwid.GridFlow(buttons, max([len(button.get_label()) for button in buttons])+4, 1, 1, 'center')
widgets_lst.append(buttons_flow)
@ -177,3 +182,8 @@ class ConfirmDialog(genericDialog):
def __init__(self, title, style=['YES/NO'], **kwargs):
genericDialog.__init__(self, [], title, style, yes_value=None, **kwargs)
class Alert(genericDialog):
def __init__(self, title, message, style=['OK'], **kwargs):
genericDialog.__init__(self, [urwid.Text(message, 'center')], title, style, ok_value=None, **kwargs)