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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 "csextern.h" 00032 00033 #include "cscomp.h" 00034 00038 00039 #define CSMIS_CHECKED 0x00000001 00040 00041 #define CSMIS_SEPARATOR 0x00000010 00042 00043 #define CSMIS_NEWCOLUMN 0x00000020 00044 00045 #define CSMIS_NOCLOSE 0x00000040 00046 00047 #define CSMIS_DEFAULTVALUE 0 00048 00050 // Forward declaration (for usage in csMenuItem) 00051 class csMenu; 00052 00054 class CS_CSWS_EXPORT csMenuItem : public csComponent 00055 { 00057 char *info; 00059 size_t underline_pos; 00061 int Style; 00063 int CommandCode; 00065 csMenu *SubMenu; 00066 00067 public: 00069 csMenuItem (csComponent *iParent, const char *iText, 00070 int iCommandCode = 0, int iStyle = CSMIS_DEFAULTVALUE); 00071 00073 csMenuItem (csComponent *iParent, int iStyle = CSMIS_DEFAULTVALUE); 00074 00076 csMenuItem (csComponent *iParent, const char *iText, csMenu *iSubMenu, 00077 int iStyle = CSMIS_DEFAULTVALUE); 00078 00080 virtual ~csMenuItem (); 00081 00083 virtual void SuggestSize (int &w, int &h); 00084 00086 virtual void SetText (const char *iText); 00087 00089 virtual bool HandleEvent (iEvent &Event); 00090 00092 virtual void Draw (); 00093 00095 virtual bool SetRect (int xmin, int ymin, int xmax, int ymax); 00096 00098 virtual int GetStyle () { return Style; }; 00099 00100 protected: 00102 static csPixmap *sprchecked; 00104 static csPixmap *sprsubmenu; 00105 00107 void Init (); 00108 00110 virtual void Press (); 00111 }; 00112 00114 enum 00115 { 00122 cscmdDeactivateMenu = 0x00000200, 00127 cscmdMenuPlaceItems, 00135 cscmdMenuCaptureMouse, 00143 cscmdMenuSetItem, 00147 cscmdMenuSetLastItem, 00155 cscmdMenuQueryDropFlag, 00163 cscmdMenuSetDropFlag, 00175 cscmdMenuItemCheck, 00183 cscmdMenuItemGetStyle, 00192 cscmdMenuItemFindId 00193 }; 00194 00196 enum csMenuFrameStyle 00197 { 00199 csmfsNone, 00201 csmfsThin, 00203 csmfsBar, 00205 csmfs3D 00206 }; 00207 00211 00212 #define CSMS_HIDEINACTIVE 0x00000001 00213 00214 #define CSMS_DEFAULTVALUE CSMS_HIDEINACTIVE 00215 00225 class CS_CSWS_EXPORT csMenu : public csComponent 00226 { 00227 friend class csMenuItem; 00228 00230 int BorderWidth,BorderHeight; 00232 int FrameStyle; 00234 int MenuStyle; 00236 csComponent *first; 00238 csComponent *last; 00240 csComponent *oldparentfocus; 00242 bool SubMenuOpened; 00244 bool fPlaceItems; 00245 00246 public: 00248 csComponent *current; 00249 00251 csMenu (csComponent *iParent, csMenuFrameStyle iFrameStyle = csmfs3D, 00252 int iMenuStyle = CSMS_DEFAULTVALUE); 00253 00255 virtual void Draw (); 00256 00258 virtual bool HandleEvent (iEvent &Event); 00259 00261 virtual bool PreHandleEvent (iEvent &Event); 00262 00264 bool CurrentHandleEvent (iEvent &Event); 00265 00267 virtual void PlaceItems (); 00268 00270 bool IsMenuBar () 00271 { return (FrameStyle == csmfsBar); } 00272 00274 virtual void SetState (int mask, bool enable); 00275 00277 bool SetCurrent (csComponent *newCurrent, bool DropSubmenu = false); 00278 00280 virtual bool SetRect (int xmin, int ymin, int xmax, int ymax); 00281 00283 void Deactivate (int DismissCode); 00284 00286 csComponent *GetItem (int iCommandCode); 00287 00289 void SetCheck (int iCommandCode, bool iState); 00290 00292 bool GetCheck (int iCommandCode); 00293 00295 virtual void Insert (csComponent *comp); 00296 00298 virtual void Delete (csComponent *comp); 00299 00301 virtual void SuggestSize (int &w, int &h); 00302 00303 private: 00305 void SetItemWidth (csComponent *start, int count, int width); 00306 00308 virtual bool ExecuteKey (int key); 00309 }; 00310 00333 #endif // __CS_CSMENU_H__
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