csws/csmenu.h
Go to the documentation of this file.00001 /* 00002 Crystal Space Windowing System: menu class 00003 Copyright (C) 1998,1999 by Andrew Zabolotny <bit@eltech.ru> 00004 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Library General Public 00007 License as published by the Free Software Foundation; either 00008 version 2 of the License, or (at your option) any later version. 00009 00010 This library is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 Library General Public License for more details. 00014 00015 You should have received a copy of the GNU Library General Public 00016 License along with this library; if not, write to the Free 00017 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00018 */ 00019 00020 #ifndef __CS_CSMENU_H__ 00021 #define __CS_CSMENU_H__ 00022 00031 #include "cscomp.h" 00032 00036 00037 #define CSMIS_CHECKED 0x00000001 00038 00039 #define CSMIS_SEPARATOR 0x00000010 00040 00041 #define CSMIS_NEWCOLUMN 0x00000020 00042 00043 #define CSMIS_NOCLOSE 0x00000040 00044 00045 #define CSMIS_DEFAULTVALUE 0 00046 00048 // Forward declaration (for usage in csMenuItem) 00049 class csMenu; 00050 00052 class csMenuItem : public csComponent 00053 { 00055 char *info; 00057 int underline_pos; 00059 int Style; 00061 int CommandCode; 00063 csMenu *SubMenu; 00064 00065 public: 00067 csMenuItem (csComponent *iParent, const char *iText, 00068 int iCommandCode = 0, int iStyle = CSMIS_DEFAULTVALUE); 00069 00071 csMenuItem (csComponent *iParent, int iStyle = CSMIS_DEFAULTVALUE); 00072 00074 csMenuItem (csComponent *iParent, const char *iText, csMenu *iSubMenu, 00075 int iStyle = CSMIS_DEFAULTVALUE); 00076 00078 virtual ~csMenuItem (); 00079 00081 virtual void SuggestSize (int &w, int &h); 00082 00084 virtual void SetText (const char *iText); 00085 00087 virtual bool HandleEvent (iEvent &Event); 00088 00090 virtual void Draw (); 00091 00093 virtual bool SetRect (int xmin, int ymin, int xmax, int ymax); 00094 00096 virtual int GetStyle () { return Style; }; 00097 00098 protected: 00100 static csPixmap *sprchecked; 00102 static csPixmap *sprsubmenu; 00103 00105 void Init (); 00106 00108 virtual void Press (); 00109 }; 00110 00112 enum 00113 { 00120 cscmdDeactivateMenu = 0x00000200, 00125 cscmdMenuPlaceItems, 00133 cscmdMenuCaptureMouse, 00141 cscmdMenuSetItem, 00145 cscmdMenuSetLastItem, 00153 cscmdMenuQueryDropFlag, 00161 cscmdMenuSetDropFlag, 00173 cscmdMenuItemCheck, 00181 cscmdMenuItemGetStyle, 00190 cscmdMenuItemFindId 00191 }; 00192 00194 enum csMenuFrameStyle 00195 { 00197 csmfsNone, 00199 csmfsThin, 00201 csmfsBar, 00203 csmfs3D 00204 }; 00205 00209 00210 #define CSMS_HIDEINACTIVE 0x00000001 00211 00212 #define CSMS_DEFAULTVALUE CSMS_HIDEINACTIVE 00213 00223 class csMenu : public csComponent 00224 { 00225 friend class csMenuItem; 00226 00228 int BorderWidth,BorderHeight; 00230 int FrameStyle; 00232 int MenuStyle; 00234 csComponent *first; 00236 csComponent *last; 00238 csComponent *oldparentfocus; 00240 bool SubMenuOpened; 00242 bool fPlaceItems; 00243 00244 public: 00246 csComponent *current; 00247 00249 csMenu (csComponent *iParent, csMenuFrameStyle iFrameStyle = csmfs3D, 00250 int iMenuStyle = CSMS_DEFAULTVALUE); 00251 00253 virtual void Draw (); 00254 00256 virtual bool HandleEvent (iEvent &Event); 00257 00259 virtual bool PreHandleEvent (iEvent &Event); 00260 00262 bool CurrentHandleEvent (iEvent &Event); 00263 00265 virtual void PlaceItems (); 00266 00268 bool IsMenuBar () 00269 { return (FrameStyle == csmfsBar); } 00270 00272 virtual void SetState (int mask, bool enable); 00273 00275 bool SetCurrent (csComponent *newCurrent, bool DropSubmenu = false); 00276 00278 virtual bool SetRect (int xmin, int ymin, int xmax, int ymax); 00279 00281 void Deactivate (int DismissCode); 00282 00284 csComponent *GetItem (int iCommandCode); 00285 00287 void SetCheck (int iCommandCode, bool iState); 00288 00290 bool GetCheck (int iCommandCode); 00291 00293 virtual void Insert (csComponent *comp); 00294 00296 virtual void Delete (csComponent *comp); 00297 00299 virtual void SuggestSize (int &w, int &h); 00300 00301 private: 00303 void SetItemWidth (csComponent *start, int count, int width); 00304 00306 virtual bool ExecuteKey (int key); 00307 }; 00308 00331 #endif // __CS_CSMENU_H__
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