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# https://launchpad.net/wxbanker
# wxbanker.py: Copyright 2007-2010 Mike Rooney <mrooney@ubuntu.com>
#
# This file is part of wxBanker.
#
# wxBanker is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# wxBanker is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with wxBanker. If not, see <http://www.gnu.org/licenses/>.
import wx
class MessagePanel(wx.Panel):
def __init__(self, parent, message):
wx.Panel.__init__(self, parent)
self.Freeze()
# The flags to use based on whether or not lines are shown.
self.Flags = {False: wx.EXPAND|wx.ALL, True: wx.EXPAND|wx.LEFT|wx.RIGHT|wx.TOP}
self.BackgroundColour = wx.BLACK
self.Panel = panel = wx.Panel(self)
self.LinesPanel = wx.Panel(self)
self.LinesPanel.Sizer = wx.BoxSizer(wx.VERTICAL)
#self.Panel.BackgroundColour = self.LinesPanel.BackgroundColour = (0, 200, 100)
self.Sizer = wx.BoxSizer(wx.VERTICAL)
self.Sizer.Add(panel, 1, self.Flags[False], 1)
self.Sizer.Add(self.LinesPanel, 0, wx.EXPAND|wx.LEFT|wx.RIGHT|wx.BOTTOM, 1)
self.LinesPanel.Hide()
self.Panel.Sizer = psizer = wx.BoxSizer()
self.MessageText = wx.StaticText(panel, label=message)
psizer.Add(self.MessageText, 0, wx.ALIGN_CENTER|wx.LEFT, 3)
psizer.AddStretchSpacer(1)
# Note at what position the buttons start, we'll use this in SizeMessage.
self.BUTTON_START = len(psizer.Children)
# Add the "Dismiss" button to get rid of the message.
self.PushButton(_("Dismiss"), self.OnDismiss)
self.BestWidth, self.BestHeight = self.Panel.BestSize
self.CurrentHeight = 0
self.Panel.SetInitialSize((self.BestWidth, self.CurrentHeight))
# We are done moving stuff around, so thaw.
self.Thaw()
self.ExpandPanel()
def SizeMessage(self):
"""Make sure the message text gets clipped appropriately."""
# Figure out how wide it should be.
availableSize = self.Parent.Size[0] - 5 # Allow a bit of pading.
buttons = list(self.Panel.Sizer.Children)[2:]
for button in buttons:
availableSize -= button.Size[0]
# Figure out the correct height.
height = self.GetTextExtent(self.MessageText.Label[:5])[1]
self.MessageText.SetInitialSize((availableSize, height))
def ExpandPanel(self):
self.CurrentHeight += 5
if self.CurrentHeight >= self.BestHeight:
self.CurrentHeight = self.BestHeight
else:
wx.CallLater(50, self.ExpandPanel)
self.Panel.SetInitialSize((self.BestWidth, self.CurrentHeight))
self.Parent.Layout()
def AddLines(self, lines):
sizer = self.LinesPanel.Sizer
for line in lines:
sizer.Add(wx.StaticText(self.LinesPanel, label=line), 0, wx.LEFT, 10)
def ToggleLines(self, lines):
self.Freeze()
show = not self.LinesPanel.IsShown()
self.LinesPanel.Show(show)
# Handle the border, the top panel can't have a bottom border if there are lines under it!
self.Sizer.GetItem(0).SetFlag(self.Flags[show])
self.Thaw()
self.Parent.Layout()
def PushButton(self, label, callback):
"""Create and prepend a button with label `label` which will call `callback` on a click."""
button = wx.Button(self.Panel, label=label)
button.Bind(wx.EVT_BUTTON, callback)
self.Panel.Sizer.Insert(self.BUTTON_START, button, 0, wx.ALIGN_CENTER)
self.SizeMessage()
self.Layout()
def Dismiss(self):
# We can't Layout after a Destroy, so Hide, Layout, then Destroy.
self.Hide()
self.Parent.Layout()
self.Destroy()
def OnDismiss(self, event):
self.Dismiss()
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