# dropdown_type.h

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    00001 /* $Id: dropdown_type.h 18809 2010-01-15 16:41:15Z rubidium $ */
    00002
    00003 /*
    00004  * This file is part of OpenTTD.
    00005  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
    00006  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00007  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
    00008  */
    00009
    00012 #ifndef WIDGETS_DROPDOWN_TYPE_H
    00013 #define WIDGETS_DROPDOWN_TYPE_H
    00014
    00015 #include "../window_type.h"
    00016 #include "../gfx_func.h"
    00017 #include <list>
    00018
    00023 class DropDownListItem {
    00024 public:
    00025   int result;
    00026   bool masked;
    00027
    00028   DropDownListItem(int result, bool masked) : result(result), masked(masked) {}
    00029   virtual ~DropDownListItem() {}
    00030
    00031   virtual bool Selectable() const { return false; }
    00032   virtual uint Height(uint width) const { return FONT_HEIGHT_NORMAL; }
    00033   virtual uint Width() const { return 0; }
    00034   virtual void Draw(int left, int right, int top, int bottom, bool sel, int bg_colour) const;
    00035 };
    00036
    00040 class DropDownListStringItem : public DropDownListItem {
    00041 public:
    00042   StringID string;
    00043
    00044   DropDownListStringItem(StringID string, int result, bool masked) : DropDownListItem(result, masked), string(string) {}
    00045   virtual ~DropDownListStringItem() {}
    00046
    00047   virtual bool Selectable() const { return true; }
    00048   virtual uint Width() const;
    00049   virtual void Draw(int left, int right, int top, int bottom, bool sel, int bg_colour) const;
    00050   virtual StringID String() const { return this->string; }
    00051 };
    00052
    00056 class DropDownListParamStringItem : public DropDownListStringItem {
    00057 public:
    00058   uint64 decode_params[10];
    00059
    00060   DropDownListParamStringItem(StringID string, int result, bool masked) : DropDownListStringItem(string, result, masked) {}
    00061   virtual ~DropDownListParamStringItem() {}
    00062
    00063   virtual StringID String() const;
    00064   virtual void SetParam(uint index, uint64 value) { decode_params[index] = value; }
    00065 };
    00066
    00070 class DropDownListCharStringItem : public DropDownListItem {
    00071 public:
    00072   const char *string;
    00073
    00074   DropDownListCharStringItem(const char *string, int result, bool masked) : DropDownListItem(result, masked), string(string) {}
    00075   virtual ~DropDownListCharStringItem() {}
    00076
    00077   virtual bool Selectable() const { return true; }
    00078   virtual uint Width() const;
    00079   virtual void Draw(int left, int right, int top, int bottom, bool sel, int bg_colour) const;
    00080 };
    00081
    00085 typedef std::list<DropDownListItem *> DropDownList;
    00086
    00100 void ShowDropDownList(Window *w, DropDownList *list, int selected, int button, uint width = 0, bool auto_width = false, bool instant_close = false);
    00101
    00102 #endif /* WIDGETS_DROPDOWN_TYPE_H */