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//list_box |
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pavelyakov |
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#ifndef INCLUDE_LIST_BOX_H |
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#define INCLUDE_LIST_BOX_H |
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pavelyakov |
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#ifndef INCLUDE_KOLIBRI_H |
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#include "../lib/kolibri.h" |
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#endif |
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struct llist |
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{ |
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int x, y, w, h, min_h, line_h, text_y; |
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int column_max; |
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int count, visible, first, current; //visible = row_max |
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int active; |
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void ClearList(); |
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int ProcessKey(dword key); |
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int MouseOver(int xx, yy); |
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int ProcessMouse(int xx, yy); |
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int KeyDown(); |
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int KeyUp(); |
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int KeyHome(); |
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int KeyEnd(); |
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void SetSizes(int xx, yy, ww, hh, min_hh, line_hh); |
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int MouseScroll(dword scroll_state); |
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int MouseScrollNoSelection(dword scroll_state); |
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void debug_values(); |
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}; |
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void llist::debug_values() |
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{ |
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debug("current: "); |
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debugi(current); |
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debug("first: "); |
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debugi(first); |
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debug("visible: "); |
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debugi(visible); |
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debug("count: "); |
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debugi(count); |
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} |
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void llist::ClearList() |
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{ |
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count = visible = first = current = 0; |
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} |
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void llist::SetSizes(int xx, yy, ww, hh, min_hh, line_hh) |
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{ |
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x = xx; |
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y = yy; |
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w = ww; |
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h = hh; |
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min_h = min_hh; |
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line_h = line_hh; |
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text_y = line_hh / 2 - 4; |
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visible = h / line_h; |
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column_max = w / 6; |
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//if (visible > count) visible=count; |
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} |
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int llist::MouseScroll(dword scroll_state) |
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{ |
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if (count<=visible) return 0; |
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if (scroll_state == 65535) |
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{ |
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if (first == 0) return 0; |
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if (first > 3) first -= 2; else first=0; |
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return 1; |
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} |
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if (scroll_state == 1) |
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{ |
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if (visible + first == count) return 0; |
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if (visible+first+3 > count) first = count - visible; else first+=2; |
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return 1; |
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} |
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return 0; |
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} |
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int llist::MouseScrollNoSelection(dword scroll_state) |
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{ |
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if (count<=visible) return 0; |
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if (scroll_state == 65535) |
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{ |
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if (current == 0) return 0; |
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if (current > 3) current -= 2; else current=0; |
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return 1; |
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} |
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if (scroll_state == 1) |
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{ |
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if (visible + current == count) return 0; |
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if (visible+current+3 > count) current = count - visible; else current+=2; |
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return 1; |
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} |
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return 0; |
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} |
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int llist::MouseOver(int xx, yy) |
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{ |
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if (xx>x) && (xxy) && (yy |
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return 0; |
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} |
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int llist::ProcessMouse(int xx, yy) |
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{ |
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int current_temp; |
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if (MouseOver(xx, yy)) |
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{ |
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current_temp = yy - y / line_h + first; |
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if (current_temp != current) && (current_temp |
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{ |
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current = current_temp; |
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return 1; |
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} |
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} |
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return 0; |
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} |
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int llist::ProcessKey(dword key) |
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{ |
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switch(key) |
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{ |
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case ASCII_KEY_DOWN: return KeyDown(); |
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case ASCII_KEY_UP: return KeyUp(); |
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case ASCII_KEY_HOME: return KeyHome(); |
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case ASCII_KEY_END: return KeyEnd(); |
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} |
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return 0; |
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} |
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int llist::KeyDown() |
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{ |
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if (current-first+1 |
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{ |
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if (current+1>=count) return 0; |
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current++; |
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} |
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else |
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{ |
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if (visible+first>=count) return 0; |
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first++; |
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current++; |
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} |
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return 1; |
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} |
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int llist::KeyUp() |
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{ |
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if (current>first) |
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{ |
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current--; |
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} |
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else |
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{ |
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if (first==0) return 0; |
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first--; |
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current--; |
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} |
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return 1; |
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} |
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int llist::KeyHome() |
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{ |
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if (current==0) && (first==0) return 0; |
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current=0; |
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first=0; |
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return 1; |
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} |
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int llist::KeyEnd() |
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{ |
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if (current==count-1) && (first==count-visible) return 0; |
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current=count-1; |
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first=count-visible; |
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return 1; |
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pavelyakov |
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} |
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#endif |