wxWidgets/utils/wxPython/demo/wxTreeCtrl.py
Robin Dunn b1462dfa34 wxPython stuff:
1. Added Clipboard and Drag-and-Drop classes
  2. Added wxFontEnumerator
  3. Many changes to wxMenu, wxMenubar
  4. Various other changes and additions
  5. Updates to the demo
  6. Documentation updates


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4387 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1999-11-06 08:30:23 +00:00

149 lines
4.3 KiB
Python

from wxPython.wx import *
import string
#---------------------------------------------------------------------------
class TestTreeCtrlPanel(wxPanel):
def __init__(self, parent, log):
wxPanel.__init__(self, parent, -1)
self.log = log
tID = NewId()
self.tree = wxTreeCtrl(self, tID, wxDefaultPosition, wxDefaultSize,
wxTR_HAS_BUTTONS | wxTR_EDIT_LABELS)# | wxTR_MULTIPLE)
self.root = self.tree.AddRoot("The Root Item")
for x in range(15):
child = self.tree.AppendItem(self.root, "Item %d" % x)
#self.tree.SelectItem(child)
for y in range(5):
last = self.tree.AppendItem(child, "item %d-%s" % (x, chr(ord("a")+y)))
for z in range(5):
self.tree.AppendItem(last, "item %d-%s-%d" % (x, chr(ord("a")+y), z))
self.tree.Expand(self.root)
EVT_TREE_ITEM_EXPANDED (self, tID, self.OnItemExpanded)
EVT_TREE_ITEM_COLLAPSED (self, tID, self.OnItemCollapsed)
EVT_TREE_SEL_CHANGED (self, tID, self.OnSelChanged)
EVT_TREE_BEGIN_LABEL_EDIT(self, tID, self.OnBeginEdit)
EVT_TREE_END_LABEL_EDIT (self, tID, self.OnEndEdit)
EVT_LEFT_DCLICK(self.tree, self.OnLeftDClick)
EVT_RIGHT_DOWN(self.tree, self.OnRightClick)
EVT_RIGHT_UP(self.tree, self.OnRightUp)
def OnRightClick(self, event):
pt = event.GetPosition();
item = self.tree.HitTest(pt)
self.log.WriteText("OnRightClick: %s\n" % self.tree.GetItemText(item))
self.tree.SelectItem(item)
def OnRightUp(self, event):
pt = event.GetPosition();
item = self.tree.HitTest(pt)
self.log.WriteText("OnRightUp: %s (manually starting label edit)\n"
% self.tree.GetItemText(item))
self.tree.EditLabel(item)
def OnBeginEdit(self, event):
self.log.WriteText("OnBeginEdit\n")
# show how to prevent edit...
if self.tree.GetItemText(event.GetItem()) == "The Root Item":
wxBell()
self.log.WriteText("You can't edit this one...\n")
event.Veto()
def OnEndEdit(self, event):
self.log.WriteText("OnEndEdit\n")
# show how to reject edit, we'll not allow any digits
for x in event.GetLabel():
if x in string.digits:
self.log.WriteText("You can't enter digits...\n")
event.Veto()
return
def OnLeftDClick(self, event):
pt = event.GetPosition();
item = self.tree.HitTest(pt)
self.log.WriteText("OnLeftDClick: %s\n" % self.tree.GetItemText(item))
def OnSize(self, event):
w,h = self.GetClientSizeTuple()
self.tree.SetDimensions(0, 0, w, h)
def OnItemExpanded(self, event):
item = event.GetItem()
self.log.WriteText("OnItemExpanded: %s\n" % self.tree.GetItemText(item))
def OnItemCollapsed(self, event):
item = event.GetItem()
self.log.WriteText("OnItemCollapsed: %s\n" % self.tree.GetItemText(item))
def OnSelChanged(self, event):
self.item = event.GetItem()
self.log.WriteText("OnSelChanged: %s\n" % self.tree.GetItemText(self.item))
#---------------------------------------------------------------------------
def runTest(frame, nb, log):
win = TestTreeCtrlPanel(nb, log)
return win
#---------------------------------------------------------------------------
overview = """\
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.
wxTreeCtrl()
-------------------------
Default constructor.
wxTreeCtrl(wxWindow* parent, wxWindowID id, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = wxTR_HAS_BUTTONS, const wxValidator& validator = wxDefaultValidator, const wxString& name = "listCtrl")
Constructor, creating and showing a tree control.
Parameters
-------------------
parent = Parent window. Must not be NULL.
id = Window identifier. A value of -1 indicates a default value.
pos = Window position.
size = Window size. If the default size (-1, -1) is specified then the window is sized appropriately.
style = Window style. See wxTreeCtrl.
validator = Window validator.
name = Window name.
"""