Added wx.lib.mixins.listctrl.TextEditMixin, a mixin class that allows
all columns of a wx.ListCtrl in report mode to be edited. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27050 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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@ -26,6 +26,8 @@ implemetation. In addition a set of renamed methods have been added
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that take wx.Point and/or wx.Size objects instead of individual
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parameters.
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Added wx.lib.mixins.listctrl.TextEditMixin, a mixin class that allows
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all columns of a wx.ListCtrl in report mode to be edited.
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@ -164,7 +164,7 @@ class ListCtrlAutoWidthMixin:
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_OnResize method is called.
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This mix-in class was written by Erik Westra <ewestra@wave.co.nz>
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"""
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"""
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def __init__(self):
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""" Standard initialiser.
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"""
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@ -268,6 +268,7 @@ def selectBeforePopup(event):
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# ctrl.SetItemState(i, 0, SEL_FOC)
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ctrl.SetItemState(n, SEL_FOC, SEL_FOC)
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def getListCtrlSelection(listctrl, state=wx.LIST_STATE_SELECTED):
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""" Returns list of item indexes of given state (selected by defaults) """
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res = []
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@ -282,6 +283,7 @@ def getListCtrlSelection(listctrl, state=wx.LIST_STATE_SELECTED):
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wxEVT_DOPOPUPMENU = wx.NewEventType()
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EVT_DOPOPUPMENU = wx.PyEventBinder(wxEVT_DOPOPUPMENU, 0)
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class ListCtrlSelectionManagerMix:
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"""Mixin that defines a platform independent selection policy
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@ -295,18 +297,22 @@ class ListCtrlSelectionManagerMix:
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self.Bind(EVT_DOPOPUPMENU, self.OnLCSMDoPopup)
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# self.Connect(-1, -1, self.wxEVT_DOPOPUPMENU, self.OnLCSMDoPopup)
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def getPopupMenu(self):
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""" Override to implement dynamic menus (create) """
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return self._menu
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def setPopupMenu(self, menu):
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""" Must be set for default behaviour """
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self._menu = menu
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def afterPopupMenu(self, menu):
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""" Override to implement dynamic menus (destroy) """
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pass
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def getSelection(self):
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res = getListCtrlSelection(self)
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if self.GetWindowStyleFlag() & wx.LC_SINGLE_SEL:
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@ -317,6 +323,7 @@ class ListCtrlSelectionManagerMix:
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else:
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return res
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def OnLCSMRightDown(self, event):
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selectBeforePopup(event)
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event.Skip()
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@ -328,8 +335,129 @@ class ListCtrlSelectionManagerMix:
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evt.pos = event.GetPosition()
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wx.PostEvent(self, evt)
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def OnLCSMDoPopup(self, event):
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self.PopupMenu(event.menu, event.pos)
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self.afterPopupMenu(event.menu)
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#----------------------------------------------------------------------
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#----------------------------------------------------------------------------
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from bisect import bisect
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class TextEditMixin:
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"""
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A mixin class that handles enables any text in any column of a
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multi-column listctrl to be edited by clicking on the given row
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and column. You close the text editor by hitting the ENTER key or
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clicking somewhere else on the listctrl. You switch to the next
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column by hiting TAB.
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To use the mixin you have to include it in the class definition
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and call the __init__ function::
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class TestListCtrl(wx.ListCtrl, TextEdit):
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def __init__(self, parent, ID, pos=wx.DefaultPosition,
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size=wx.DefaultSize, style=0):
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wx.ListCtrl.__init__(self, parent, ID, pos, size, style)
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TextEdit.__init__(self)
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Authors: Steve Zatz, Pim Van Heuven (pim@think-wize.com)
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"""
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def __init__(self):
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#editor = wx.TextCtrl(self, -1, pos=(-1,-1), size=(-1,-1),
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# style=wx.TE_PROCESS_ENTER|wx.TE_PROCESS_TAB \
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# |wx.TE_RICH2)
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editor = wx.PreTextCtrl()
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editor.Hide()
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editor.Create(self, -1, style=wx.TE_PROCESS_ENTER|wx.TE_PROCESS_TAB|wx.TE_RICH2)
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editor.SetBackgroundColour(wx.Colour(red=255,green=255,blue=175)) #Yellow
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font = self.GetFont()
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editor.SetFont(font)
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self.editor = editor
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self.Bind(wx.EVT_TEXT_ENTER, self.CloseEditor)
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self.editor.Bind(wx.EVT_CHAR, self.OnChar)
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self.editor.Bind(wx.EVT_KILL_FOCUS, self.CloseEditor)
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self.Bind(wx.EVT_LEFT_DOWN, self.OnLeftDown)
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self.Bind(wx.EVT_LEFT_DCLICK, self.OnLeftDown)
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self.Bind(wx.EVT_LIST_ITEM_SELECTED, self.OnItemSelected)
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self.curRow = -1
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def OnItemSelected(self, evt):
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self.curRow = evt.GetIndex()
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evt.Skip()
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def OnChar(self, event):
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''' Catch the TAB key code so we can open the editor at the next column (if any).'''
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if event.GetKeyCode() == wx.WXK_TAB:
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self.CloseEditor()
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if self.curCol+1 < self.GetColumnCount():
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self.OpenEditor(self.curCol+1, self.curRow)
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else:
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event.Skip()
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def OnLeftDown(self, evt=None):
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''' Examine the click and double
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click events to see if a row has been click on twice. If so,
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determine the current row and columnn and open the editor.'''
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if self.editor.IsShown():
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self.CloseEditor()
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x,y = evt.GetPosition()
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row,flags = self.HitTest((x,y))
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if row != self.curRow: # self.curRow keeps track of the current row
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evt.Skip()
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return
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# the following should really be done in the mixin's init but
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# the wx.ListCtrl demo creates the columns after creating the
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# ListCtrl (generally not a good idea) on the other hand,
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# doing this here handles adjustable column widths
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self.col_locs = [0]
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loc = 0
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for n in range(self.GetColumnCount()):
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loc = loc + self.GetColumnWidth(n)
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self.col_locs.append(loc)
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col = bisect(self.col_locs, x) - 1
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self.OpenEditor(col, row)
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def OpenEditor(self, col, row):
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''' Opens an editor at the current position. '''
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x0 = self.col_locs[col]
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x1 = self.col_locs[col+1] - x0
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y0 = self.GetItemRect(row)[1]
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editor = self.editor
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editor.SetDimensions(x0,y0, x1,-1)
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editor.SetValue(self.GetItem(row, col).GetText())
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editor.Show()
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editor.Raise()
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editor.SetSelection(-1,-1)
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editor.SetFocus()
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self.curRow = row
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self.curCol = col
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def CloseEditor(self, evt=None):
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''' Close the editor and save the new value to the ListCtrl. '''
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text = self.editor.GetValue()
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self.editor.Hide()
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self.SetStringItem(self.curRow, self.curCol, text)
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#----------------------------------------------------------------------------
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