wxWidgets/wxPython/wx/lib/popupctl.py
2003-12-22 19:09:54 +00:00

259 lines
7.4 KiB
Python

#----------------------------------------------------------------------
# Name: popup
# Purpose: Generic popup control
#
# Author: Gerrit van Dyk
#
# Created: 2002/11/20
# Version: 0.1
# RCS-ID: $Id$
# License: wxWindows license
#----------------------------------------------------------------------
# 12/09/2003 - Jeff Grimmett (grimmtooth@softhome.net)
#
# o 2.5 compatability update.
#
# 12/20/2003 - Jeff Grimmett (grimmtooth@softhome.net)
#
# o wxPopupDialog -> PopupDialog
# o wxPopupControl -> PopupControl
#
import wx
from wx.lib.buttons import GenButtonEvent
class PopButton(wx.PyControl):
def __init__(self,*_args,**_kwargs):
apply(wx.PyControl.__init__,(self,) + _args,_kwargs)
self.up = True
self.didDown = False
self.InitColours()
self.Bind(wx.EVT_LEFT_DOWN, self.OnLeftDown)
self.Bind(wx.EVT_LEFT_UP, self.OnLeftUp)
self.Bind(wx.EVT_MOTION, self.OnMotion)
self.Bind(wx.EVT_PAINT, self.OnPaint)
def InitColours(self):
faceClr = wx.SystemSettings_GetColour(wx.SYS_COLOUR_BTNFACE)
self.faceDnClr = faceClr
self.SetBackgroundColour(faceClr)
shadowClr = wx.SystemSettings_GetColour(wx.SYS_COLOUR_BTNSHADOW)
highlightClr = wx.SystemSettings_GetColour(wx.SYS_COLOUR_BTNHIGHLIGHT)
self.shadowPen = wx.Pen(shadowClr, 1, wx.SOLID)
self.highlightPen = wx.Pen(highlightClr, 1, wx.SOLID)
self.blackPen = wx.Pen(wx.BLACK, 1, wx.SOLID)
def Notify(self):
evt = GenButtonEvent(wx.wxEVT_COMMAND_BUTTON_CLICKED, self.GetId())
evt.SetIsDown(not self.up)
evt.SetButtonObj(self)
evt.SetEventObject(self)
self.GetEventHandler().ProcessEvent(evt)
def OnEraseBackground(self, event):
pass
def OnLeftDown(self, event):
if not self.IsEnabled():
return
self.didDown = True
self.up = False
self.CaptureMouse()
self.GetParent().textCtrl.SetFocus()
self.Refresh()
event.Skip()
def OnLeftUp(self, event):
if not self.IsEnabled():
return
if self.didDown:
self.ReleaseMouse()
if not self.up:
self.Notify()
self.up = True
self.Refresh()
self.didDown = False
event.Skip()
def OnMotion(self, event):
if not self.IsEnabled():
return
if event.LeftIsDown():
if self.didDown:
x,y = event.GetPosition()
w,h = self.GetClientSize()
if self.up and x<w and x>=0 and y<h and y>=0:
self.up = False
self.Refresh()
return
if not self.up and (x<0 or y<0 or x>=w or y>=h):
self.up = True
self.Refresh()
return
event.Skip()
def DrawBezel(self, dc, x1, y1, x2, y2):
# draw the upper left sides
if self.up:
dc.SetPen(self.highlightPen)
else:
dc.SetPen(self.shadowPen)
for i in range(2):
dc.DrawLine((x1+i, y1), (x1+i, y2-i))
dc.DrawLine((x1, y1+i), (x2-i, y1+i))
# draw the lower right sides
if self.up:
dc.SetPen(self.shadowPen)
else:
dc.SetPen(self.highlightPen)
for i in range(2):
dc.DrawLine((x1+i, y2-i), (x2+1, y2-i))
dc.DrawLine((x2-i, y1+i), (x2-i, y2))
def DrawArrow(self,dc):
w, h = self.GetSize()
mx = w / 2
my = h / 2
dc.SetPen(self.highlightPen)
dc.DrawLine((mx-5,my-5), (mx+5,my-5))
dc.DrawLine((mx-5,my-5), (mx,my+5))
dc.SetPen(self.shadowPen)
dc.DrawLine((mx+4,my-5), (mx,my+5))
dc.SetPen(self.blackPen)
dc.DrawLine((mx+5,my-5), (mx,my+5))
def OnPaint(self, event):
width, height = self.GetClientSize()
x1 = y1 = 0
x2 = width - 1
y2 = height - 1
dc = wx.BufferedPaintDC(self)
if self.up:
dc.SetBackground(wx.Brush(self.GetBackgroundColour(), wx.SOLID))
else:
dc.SetBackground(wx.Brush(self.faceDnClr, wx.SOLID))
dc.Clear()
self.DrawBezel(dc, x1, y1, x2, y2)
self.DrawArrow(dc)
#---------------------------------------------------------------------------
# Tried to use wxPopupWindow but the control misbehaves on MSW
class PopupDialog(wx.Dialog):
def __init__(self,parent,content = None):
wx.Dialog.__init__(self,parent,-1,'', style = wx.BORDER_SIMPLE|wx.STAY_ON_TOP)
self.ctrl = parent
self.win = wx.Window(self,-1,pos = (0,0),style = 0)
if content:
self.SetContent(content)
def SetContent(self,content):
self.content = content
self.content.Reparent(self.win)
self.content.Show(True)
self.win.SetClientSize(self.content.GetSize())
self.SetSize(self.win.GetSize())
def Display(self):
pos = self.ctrl.ClientToScreen( (0,0) )
dSize = wx.GetDisplaySize()
selfSize = self.GetSize()
tcSize = self.ctrl.GetSize()
pos.x -= (selfSize.width - tcSize.width) / 2
if pos.x + selfSize.width > dSize.width:
pos.x = dSize.width - selfSize.width
if pos.x < 0:
pos.x = 0
pos.y += tcSize.height
if pos.y + selfSize.height > dSize.height:
pos.y = dSize.height - selfSize.height
if pos.y < 0:
pos.y = 0
self.Move(pos)
self.ctrl.FormatContent()
self.ShowModal()
#---------------------------------------------------------------------------
class PopupControl(wx.PyControl):
def __init__(self,*_args,**_kwargs):
if _kwargs.has_key('value'):
del _kwargs['value']
apply(wx.PyControl.__init__,(self,) + _args,_kwargs)
self.textCtrl = wx.TextCtrl(self,-1,'',pos = (0,0))
self.bCtrl = PopButton(self,-1)
self.pop = None
self.content = None
self.OnSize(None)
self.Bind(wx.EVT_SIZE, self.OnSize)
self.bCtrl.Bind(wx.EVT_BUTTON, self.OnButton, self.bCtrl)
# embedded control should get focus on TAB keypress
self.Bind(wx.EVT_SET_FOCUS, self.OnFocus)
def OnFocus(self,evt):
self.textCtrl.SetFocus()
evt.Skip()
def OnSize(self,evt):
w,h = self.GetClientSize()
self.textCtrl.SetDimensions(0,0,w-17,h)
self.bCtrl.SetDimensions(w-17,0,17,h)
def OnButton(self,evt):
if not self.pop:
if self.content:
self.pop = PopupDialog(self,self.content)
del self.content
else:
print 'No Content to pop'
if self.pop:
self.pop.Display()
def Enable(self,flag):
wx.PyControl.Enable(self,flag)
self.textCtrl.Enable(flag)
self.bCtrl.Enable(flag)
def SetPopupContent(self,content):
if not self.pop:
self.content = content
self.content.Show(False)
else:
self.pop.SetContent(content)
def FormatContent(self):
pass
def PopDown(self):
if self.pop:
self.pop.EndModal(1)
def SetValue(self,value):
self.textCtrl.SetValue(value)
def GetValue(self):
return self.textCtrl.GetValue()
# an alias
PopupCtrl = PopupControl