eeab02964a
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@20919 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
198 lines
7.1 KiB
Python
198 lines
7.1 KiB
Python
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from wxPython.wx import *
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import images
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import string
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#---------------------------------------------------------------------------
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class MyTreeCtrl(wxTreeCtrl):
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def __init__(self, parent, id, pos, size, style, log):
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wxTreeCtrl.__init__(self, parent, id, pos, size, style)
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self.log = log
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def OnCompareItems(self, item1, item2):
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t1 = self.GetItemText(item1)
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t2 = self.GetItemText(item2)
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self.log.WriteText('compare: ' + t1 + ' <> ' + t2 + '\n')
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if t1 < t2: return -1
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if t1 == t2: return 0
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return 1
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#---------------------------------------------------------------------------
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class TestTreeCtrlPanel(wxPanel):
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def __init__(self, parent, log):
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# Use the WANTS_CHARS style so the panel doesn't eat the Return key.
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wxPanel.__init__(self, parent, -1, style=wxWANTS_CHARS)
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EVT_SIZE(self, self.OnSize)
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self.log = log
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tID = wxNewId()
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self.tree = MyTreeCtrl(self, tID, wxDefaultPosition, wxDefaultSize,
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wxTR_HAS_BUTTONS
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| wxTR_EDIT_LABELS
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#| wxTR_MULTIPLE
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#| wxTR_HIDE_ROOT
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, self.log)
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isz = (16,16)
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il = wxImageList(isz[0], isz[1])
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fldridx = il.Add(wxArtProvider_GetBitmap(wxART_FOLDER, wxART_OTHER, isz))
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fldropenidx = il.Add(wxArtProvider_GetBitmap(wxART_FILE_OPEN, wxART_OTHER, isz))
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fileidx = il.Add(wxArtProvider_GetBitmap(wxART_REPORT_VIEW, wxART_OTHER, isz))
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smileidx = il.Add(images.getSmilesBitmap())
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self.tree.SetImageList(il)
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self.il = il
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# NOTE: For some reason tree items have to have a data object in
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# order to be sorted. Since our compare just uses the labels
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# we don't need any real data, so we'll just use None below for
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# the item data.
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self.root = self.tree.AddRoot("The Root Item")
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self.tree.SetPyData(self.root, None)
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self.tree.SetItemImage(self.root, fldridx, wxTreeItemIcon_Normal)
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self.tree.SetItemImage(self.root, fldropenidx, wxTreeItemIcon_Expanded)
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for x in range(15):
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child = self.tree.AppendItem(self.root, "Item %d" % x)
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self.tree.SetPyData(child, None)
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self.tree.SetItemImage(child, fldridx, wxTreeItemIcon_Normal)
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self.tree.SetItemImage(child, fldropenidx, wxTreeItemIcon_Expanded)
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for y in range(5):
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last = self.tree.AppendItem(child, "item %d-%s" % (x, chr(ord("a")+y)))
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self.tree.SetPyData(last, None)
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self.tree.SetItemImage(last, fldridx, wxTreeItemIcon_Normal)
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self.tree.SetItemImage(last, fldropenidx, wxTreeItemIcon_Expanded)
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for z in range(5):
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item = self.tree.AppendItem(last, "item %d-%s-%d" % (x, chr(ord("a")+y), z))
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self.tree.SetPyData(item, None)
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self.tree.SetItemImage(item, fileidx, wxTreeItemIcon_Normal)
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self.tree.SetItemImage(item, smileidx, wxTreeItemIcon_Selected)
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self.tree.Expand(self.root)
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EVT_TREE_ITEM_EXPANDED (self, tID, self.OnItemExpanded)
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EVT_TREE_ITEM_COLLAPSED (self, tID, self.OnItemCollapsed)
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EVT_TREE_SEL_CHANGED (self, tID, self.OnSelChanged)
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EVT_TREE_BEGIN_LABEL_EDIT(self, tID, self.OnBeginEdit)
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EVT_TREE_END_LABEL_EDIT (self, tID, self.OnEndEdit)
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EVT_TREE_ITEM_ACTIVATED (self, tID, self.OnActivate)
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EVT_LEFT_DCLICK(self.tree, self.OnLeftDClick)
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EVT_RIGHT_DOWN(self.tree, self.OnRightClick)
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EVT_RIGHT_UP(self.tree, self.OnRightUp)
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def OnRightClick(self, event):
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pt = event.GetPosition();
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item, flags = self.tree.HitTest(pt)
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self.log.WriteText("OnRightClick: %s, %s, %s\n" %
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(self.tree.GetItemText(item), type(item), item.__class__))
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self.tree.SelectItem(item)
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def OnRightUp(self, event):
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pt = event.GetPosition();
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item, flags = self.tree.HitTest(pt)
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self.log.WriteText("OnRightUp: %s (manually starting label edit)\n"
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% self.tree.GetItemText(item))
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self.tree.EditLabel(item)
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def OnBeginEdit(self, event):
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self.log.WriteText("OnBeginEdit\n")
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# show how to prevent edit...
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if self.tree.GetItemText(event.GetItem()) == "The Root Item":
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wxBell()
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self.log.WriteText("You can't edit this one...\n")
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# Lets just see what's visible of its children
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cookie = 0
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root = event.GetItem()
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(child, cookie) = self.tree.GetFirstChild(root, cookie)
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while child.IsOk():
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self.log.WriteText("Child [%s] visible = %d" %
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(self.tree.GetItemText(child),
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self.tree.IsVisible(child)))
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(child, cookie) = self.tree.GetNextChild(root, cookie)
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event.Veto()
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def OnEndEdit(self, event):
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self.log.WriteText("OnEndEdit\n")
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# show how to reject edit, we'll not allow any digits
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for x in event.GetLabel():
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if x in string.digits:
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self.log.WriteText("You can't enter digits...\n")
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event.Veto()
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return
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def OnLeftDClick(self, event):
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pt = event.GetPosition();
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item, flags = self.tree.HitTest(pt)
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self.log.WriteText("OnLeftDClick: %s\n" % self.tree.GetItemText(item))
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parent = self.tree.GetItemParent(item)
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self.tree.SortChildren(parent)
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event.Skip()
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def OnSize(self, event):
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w,h = self.GetClientSizeTuple()
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self.tree.SetDimensions(0, 0, w, h)
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def OnItemExpanded(self, event):
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item = event.GetItem()
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self.log.WriteText("OnItemExpanded: %s\n" % self.tree.GetItemText(item))
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def OnItemCollapsed(self, event):
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item = event.GetItem()
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self.log.WriteText("OnItemCollapsed: %s\n" % self.tree.GetItemText(item))
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def OnSelChanged(self, event):
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self.item = event.GetItem()
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self.log.WriteText("OnSelChanged: %s\n" % self.tree.GetItemText(self.item))
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if wxPlatform == '__WXMSW__':
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self.log.WriteText("BoundingRect: %s\n" %
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self.tree.GetBoundingRect(self.item, True))
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#items = self.tree.GetSelections()
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#print map(self.tree.GetItemText, items)
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event.Skip()
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def OnActivate(self, event):
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self.log.WriteText("OnActivate: %s\n" % self.tree.GetItemText(self.item))
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#---------------------------------------------------------------------------
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def runTest(frame, nb, log):
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win = TestTreeCtrlPanel(nb, log)
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return win
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#---------------------------------------------------------------------------
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overview = """\
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A tree control presents information as a hierarchy, with items that may be expanded to show further items. Items in a tree control are referenced by wxTreeItemId handles.
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"""
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if __name__ == '__main__':
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import sys,os
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import run
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run.main(['', os.path.basename(sys.argv[0])])
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