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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 3225 | leency | 1 | //list_box |
| 2 | |||
| 3 | struct llist |
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| 4 | { |
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| 4049 | leency | 5 | int x, y, w, h, min_h, line_h; |
| 3225 | leency | 6 | int count, visible, first, current; |
| 4049 | leency | 7 | int current_temp; |
| 3225 | leency | 8 | void ClearList(); |
| 4059 | leency | 9 | int KeyDown(); |
| 10 | int KeyUp(); |
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| 3225 | leency | 11 | void SetSizes(int xx, yy, ww, hh, min_hh, line_hh); |
| 12 | int MouseScroll(dword scroll_state); |
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| 13 | }; |
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| 14 | |||
| 15 | |||
| 16 | void llist::ClearList() |
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| 17 | { |
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| 18 | count = visible = first = current = 0; |
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| 19 | } |
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| 20 | |||
| 21 | |||
| 22 | void llist::SetSizes(int xx, yy, ww, hh, min_hh, line_hh) |
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| 23 | { |
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| 24 | x = xx; |
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| 25 | y = yy; |
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| 26 | w = ww; |
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| 27 | h = hh; |
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| 28 | min_h = min_hh; |
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| 29 | line_h = line_hh; |
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| 3368 | leency | 30 | visible = h / line_h; |
| 3225 | leency | 31 | } |
| 32 | |||
| 33 | |||
| 34 | int llist::MouseScroll(dword scroll_state) |
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| 35 | { |
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| 36 | if (scroll_state == 65535) |
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| 37 | { |
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| 38 | if (first == 0) return 0; |
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| 39 | if (first > 3) first -= 2; else first=0; |
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| 40 | return 1; |
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| 41 | } |
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| 42 | if (scroll_state == 1) |
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| 43 | { |
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| 44 | if (visible+first+3 >= count) first = count - visible; else first+=2; |
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| 45 | return 1; |
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| 46 | } |
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| 47 | return 0; |
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| 4059 | leency | 48 | } |
| 49 | |||
| 50 | int llist::KeyDown() |
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| 51 | { |
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| 52 | if (current-first+1 |
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| 53 | { |
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| 54 | if (current+1>=count) return -1; |
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| 55 | current++; |
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| 56 | } |
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| 57 | else |
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| 58 | { |
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| 59 | if (visible+first>=count) return -1; |
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| 60 | first++; |
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| 61 | current++; |
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| 62 | } |
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| 63 | return 1; |
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| 64 | } |
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| 65 | |||
| 66 | int llist::KeyUp() |
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| 67 | { |
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| 68 | if (current>first) |
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| 69 | { |
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| 70 | current--; |
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| 71 | } |
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| 72 | else |
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| 73 | { |
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| 74 | if (first==0) return -1; |
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| 75 | first--; |
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| 76 | current--; |
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| 77 | } |
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| 78 | return 1; |
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| 3225 | leency | 79 | } |