[Bug 23077] UltraEdit 16.10: Plus sign doesn't reappear in directory tree

[wine-bugs at winehq.org]

http://bugs.winehq.org/show_bug.cgi?id=23077





--- Comment #4 from Nikolay Sivov <bunglehead at gmail.com>  2010-06-09 12:26:44 ---
What is does is another TVM_GETITEMA on TVN_ITEMEXPANDING notification, so a
possible reason is that we don't set item state at some point when it's
expected to be set:

---
trace:treeview:TREEVIEW_Toggle 
trace:treeview:TREEVIEW_Collapse TVE_COLLAPSE 0x178360 L"Program Files"
trace:treeview:TREEVIEW_SendTreeviewNotify code:-454 action:1 olditem:(nil)
newitem:0x178360
002d:Call user32.GetWindowLongW(0002011e,fffffff4) ret=7e493f47
002d:Ret  user32.GetWindowLongW() retval=000003ed ret=7e493f47
trace:treeview:TREEVIEW_SendRealNotify wParam=1005, lParam=17163844
002d:Call user32.SendMessageW(00010104,0000004e,000003ed,0105e644) ret=7e494021
002d:Call hook proc 0x497e20 (id=WH_CALLWNDPROC,code=0,wp=00000001,lp=0105e4cc)
002d:Call user32.CallNextHookEx(000300a0,00000000,00000001,0105e4cc)
ret=00497ee9
002d:Ret  user32.CallNextHookEx() retval=00000000 ret=00497ee9
002d:Ret  hook proc 0x497e20 (id=WH_CALLWNDPROC,code=0,wp=00000001,lp=0105e4cc)
retval=00000000
002d:Call window proc 0x8ef17a
(hwnd=0x10104,msg=WM_NOTIFY,wp=000003ed,lp=0105e644)
...
002d:Call user32.SendMessageA(0002011e,0000110c,00000000,0105da80) ret=008f8855
002d:Call hook proc 0x497e20 (id=WH_CALLWNDPROC,code=0,wp=00000001,lp=0105d92c)
002d:Call user32.CallNextHookEx(000300a0,00000000,00000001,0105d92c)
ret=00497ee9
002d:Ret  user32.CallNextHookEx() retval=00000000 ret=00497ee9
002d:Ret  hook proc 0x497e20 (id=WH_CALLWNDPROC,code=0,wp=00000001,lp=0105d92c)
retval=00000000
002d:Call window proc 0x8ef17a
(hwnd=0x2011e,msg=TVM_GETITEMA,wp=00000000,lp=0105da80) 
...
002d:Ret  user32.SendMessageW() retval=00000000 ret=7e494021
---

I'll test it.

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