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ํ•œ ๋ฏผ์กฑ์„ ๊ฐ€์žฅ ์ง„์‹ค๋˜๊ฒŒ ํ‘œํ˜„ํ•˜๋Š” ๊ฒƒ์€ ๊ทธ ๋ฏผ์กฑ์˜ ์ถค๊ณผ ์Œ์•…์ด๋‹ค. ์‚ฌ๋žŒ์˜ ๋ชธ์€ ๊ฑฐ์ง“๋ง์„ ํ•˜์ง€ ์•Š๋Š”๋‹ค. โ€•์• ๊ทธ๋‹ˆ์Šค ๋„ ๋ฐ€(็พŽ ๋ฌด์šฉ๊ฐ€, 1906โˆผ)

CTreeView์—์„œ CTreeCtrl์„ ์–ป์œผ๋ ค๋ฉด? #

  • GetTreeCtrl() ํ•จ์ˆ˜๋ฅผ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.

์ „์ฒด ๊ฐœ์ˆ˜๋ฅผ ์–ป๊ธฐ #

  • GetCount()ํ•จ์ˆ˜๋ฅผ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.
extern CTreeCtrl* pmyTreeCtrl;
...
pmyTreeCtrl->DeleteAllItems();
ASSERT(pmyTreeCtrl->GetCount() == 0);

๋…ธ๋“œ ๋“ค์—ฌ์“ฐ๊ธฐ ์ •๋„๋ฅผ ์กฐ์ ˆํ•˜๊ธฐ #

  • GetIndent(), SetIndent(ํ”ฝ์…€์ˆ˜) : ํ•˜์œ„ ๋…ธ๋“œ๊ฐ€ ๋“ค์—ฌ์“ฐ๊ธฐ๋˜๋Š” ๊ฐ„๊ฒฉ์„ ์–ป์–ด์˜ค๊ฑฐ๋‚˜ ์„ค์ •ํ•ฉ๋‹ˆ๋‹ค.
extern CTreeCtrl* pmyTreeCtrl;
// ๋“ค์—ฌ์“ฐ๊ธฐ๋ฅผ 2๋ฐฐ๋กœ ์ง€์ •ํ•ฉ๋‹ˆ๋‹ค.
UINT uIndent = pmyTreeCtrl->GetIndent();
pmyTreeCtrl->SetIndent(2*uIndent);

ํŠธ๋ฆฌ์ƒ์˜ ํŠน์ • ๋…ธ๋“œ๋ฅผ ๊ฒ€์ƒ‰ํ•˜๊ธฐ #

  • ๋…ธ๋“œํ•ธ๋“ค = GetNextItem(๊ธฐ์ค€๋…ธ๋“œ, ์˜ต์…˜) : ๊ธฐ์ค€๋…ธ๋“œ๋ฅผ ์˜ต์…˜์— ์ง€์ •๋œ ์กฐ๊ฑด์— ๋”ฐ๋ผ ๊ฒ€์ƒ‰ํ•ฉ๋‹ˆ๋‹ค. ์ฃผ์š” ์˜ต์…˜์€ ๋‹ค์Œ ํ‘œ๋ฅผ ์ฐธ๊ณ  ํ•˜์„ธ์š”.
TVGN_CARETํ˜„์žฌ ์„ ํƒ๋œ ๋…ธ๋“œ๋ฅผ ๋ฐ˜ํ™˜ํ•œ๋‹ค.
TVGN_PARENT์ง€์ •ํ•œ ๋…ธ๋“œ์˜ ๋ถ€๋ชจ๋…ธ๋“œ๋ฅผ ๋ฐ˜ํ™˜.
TVGN_CHILD์ฒซ๋ฒˆ์งธ ์ž์‹ ๋…ธ๋“œ๋ฅผ ๋ฐ˜ํ™˜ํ•œ๋‹ค. ์•ž์— ์ง€์ •ํ•˜๋Š” ๊ธฐ์ค€๋…ธ๋“œ๋Š” ๋ฐ˜๋“œ์‹œ NULL์ด์–ด์•ผ ํ•œ๋‹ค
TVGN_NEXT๋‹ค์Œ ๋™๋ฃŒ ๋…ธ๋“œ๋ฅผ ๋ฐ˜ํ™˜.
TVGN_PREVIOUS์ด๋ฒˆ ๋™๋ฃŒ๋…ธ๋“œ๋ฅผ ๋ฐ˜ํ™˜.
TVGN_FIRSTVISIBLEํŠธ๋ฆฌ์ฝ˜ํŠธ๋กค๋‚ด์—์„œ ๋งจ ์ฒซ๋ฒˆ์งธ๋กœ ๋ณด์ด๊ธฐ ์‹œ์ž‘ํ•˜๋Š”(ํ™”๋ฉด์ƒ์˜ ๋งจ์œ„์— ์žˆ๋Š”) ๋…ธ๋“œ๋ฅผ ๋ฐ˜ํ™˜.
TVGN_NEXTVISIBLE๋‹ค์Œ์œผ๋กœ ๋ณด์ด๋Š” ๋…ธ๋“œ๋ฅผ ๋ฐ˜ํ™˜.
TVGN_PREVIOUSVISIBLE๋ฐ”๋กœ ์ „์— ๋ณด์ด๋Š” ๋…ธ๋“œ๋ฅผ ๋ฐ˜ํ™˜.

ํ˜„์žฌ ๋…ธ๋“œ์˜ ์ž์‹๋…ธ๋“œ๊ฐ€ ์žˆ๋Š”์ง€ ๊ฒ€์‚ฌ #

  • ItemHasChildren(๊ฒ€์‚ฌํ• ๋…ธ๋“œ) : ์ง€์ •ํ•œ ๋…ธ๋“œ๊ฐ€ ์ž์‹์ด ์žˆ๋Š”์ง€ ์—ฌ๋ถ€๋ฅผ bool๋กœ ๋ฐ˜ํ™˜

์ง€์ •ํ•œ ๋…ธ๋“œ๋ฅผ ํŽผ์น˜๊ฑฐ๋‚˜ ๋‹ซ๊ธฐ #

  • Expand(์ง€์ •ํ• ๋…ธ๋“œ, ์˜ต์…˜)์„ ์‚ฌ์šฉํ•œ๋‹ค. ์˜ต์…˜์€ ๋‹ค์Œ ํ‘œ๋ฅผ ์ฐธ์กฐํ•œ๋‹ค.
TVE_COLLAPSE์ง€์ •ํ•œ ๋…ธ๋“œ์˜ ์ž์‹๋“ค์„ ์ˆจ๊ธด๋‹ค.
TVE_COLLAPSERESET์ง€์ •ํ•œ ๋…ธ๋“œ์˜ ์ž์‹๋“ค์„ ์ˆจ๊ธฐ๊ณ  ๋ชจ๋‘ ์ง€์›Œ๋ฒ„๋ฆฐ๋‹ค.
TVE_EXPAND์ง€์ •ํ•œ ๋…ธ๋“œ์˜ ์ž์‹๋“ค์„ ํ™•์žฅ์‹œํ‚จ๋‹ค.
TVE_TOGGLE์ง€์ •ํ•œ ๋…ธ๋“œ์˜ ํ™•์žฅ/์ˆจ๊น€์„ ํ† ๊ธ€ํ•œ๋‹ค.

๋…ธ๋“œ์— ํŠน์ • ๋ฐ์ดํƒ€๋ฅผ ์—ฐ๊ฒฐํ•˜๊ธฐ #

  • ๋‹ค์Œ ๋‘ ํ•จ์ˆ˜๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ด๊ฒƒ์„ ์ˆ˜ํ–‰ํ•œ๋‹ค.
    DWORD GetItemData( HTREEITEM hItem ) const;
    BOOL SetItemData( HTREEITEM hItem, DWORD dwData );
    
  • ์ฃผ์˜ํ•  ์ ์€ ๊ฐ ๋…ธ๋“œ์— ์—ฐ๊ฒฐ๋˜๋Š” ๊ฐ’์€ DWORD๋ผ๋Š” ์ ์ด๋‹ค. ์ด๊ฒƒ์„ ๋ณดํ†ต ํฌ์ธํ„ฐ๋ฅผ ์บ์ŠคํŒ…ํ•ด์„œ ๋Œ€์ž…ํ•ด์„œ ์“ฐ๋Š” ๊ฒƒ์ด ๋ณดํ†ต์ธ๋ฐ, ์ด๋•Œ ๊ฐ ๋…ธ๋“œ๋งˆ๋‹ค GetItemData()๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๋ฐ์ดํƒ€๊ฐ€ ํ• ๋‹น๋˜์–ด์žˆ๋Š”์ง€ ํ™•์ธํ•˜์—ฌ์•ผ ํ•œ๋‹ค. ๋ณดํ†ต ๊ธฐ๋ณธ์œผ๋กœ ์ด ๋ฐ์ดํƒ€๋Š” 0(NULL)๋กœ ์„ค์ •๋˜์–ด์žˆ๋‹ค.

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