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1 /* $Id$ */ |
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2 |
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3 #ifndef WIDGETS_DROPDOWN_TYPE_H |
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4 #define WIDGETS_DROPDOWN_TYPE_H |
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5 |
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6 #include "../window_type.h" |
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7 #include <list> |
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8 |
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9 /** |
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10 * Base list item class from which others are derived. If placed in a list it |
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11 * will appear as a horizontal line in the menu. |
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12 */ |
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13 class DropDownListItem { |
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14 public: |
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15 int result; ///< Result code to return to window on selection |
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16 bool masked; ///< Masked and unselectable item |
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17 |
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18 virtual StringID String() const; |
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19 }; |
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20 |
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21 /** |
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22 * Common string list item. |
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23 */ |
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24 class DropDownListStringItem : public DropDownListItem { |
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25 public: |
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26 StringID string; ///< String ID of item |
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27 |
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28 DropDownListStringItem(StringID string, uint result, bool masked) |
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29 { |
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30 this->string = string; |
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31 this->result = result; |
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32 this->masked = masked; |
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33 } |
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34 |
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35 StringID String() const; |
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36 }; |
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37 |
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38 /** |
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39 * String list item with parameters. |
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40 */ |
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41 class DropDownListParamStringItem : public DropDownListStringItem { |
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42 public: |
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43 uint64 decode_params[10]; ///< Parameters of the string |
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44 |
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45 StringID String() const; |
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46 void SetParam(uint index, uint64 value) { decode_params[index] = value; } |
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47 }; |
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48 |
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49 /** |
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50 * A drop down list is a collection of drop down list items. |
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51 */ |
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52 typedef std::list<DropDownListItem *> DropDownList; |
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53 |
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54 /** |
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55 * Show a drop down list. |
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56 * @param w Parent window for the list. |
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57 * @param list Prepopulated DropDownList. Will be deleted when the list is |
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58 * closed. |
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59 * @param selected The initially selected list item. |
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60 * @param button The widget within the parent window that is used to determine |
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61 * the list's location. |
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62 */ |
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63 void ShowDropDownList(Window *w, DropDownList *list, int selected, int button); |
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64 |
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65 #endif /* WIDGETS_DROPDOWN_TYPE_H */ |