csstatic.h Source File

00001 /*
00002     Crystal Space Windowing System: static control 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 __CSSTATIC_H__
00021 #define __CSSTATIC_H__
00022 
00023 #include "cscomp.h"
00024 
00026 enum csStaticStyle
00027 {
00029   csscsEmpty,
00031   csscsLabel,
00033   csscsFrameLabel,
00035   csscsRectangle,
00037   csscsBitmap,
00039   csscsText
00040 };
00041 
00043 #define CSSTA_HALIGNMASK        0x00000003
00044 
00045 #define CSSTA_LEFT              0x00000000
00046 
00047 #define CSSTA_RIGHT             0x00000001
00048 
00049 #define CSSTA_HCENTER           0x00000002
00050 
00051 #define CSSTA_VALIGNMASK        0x0000000C
00052 
00053 #define CSSTA_TOP               0x00000000
00054 
00055 #define CSSTA_BOTTOM            0x00000004
00056 
00057 #define CSSTA_VCENTER           0x00000008
00058 
00059 #define CSSTA_WRAPMASK          0x00000030
00060 
00061 #define CSSTA_WORDWRAP          0x00000010
00062 
00063 #define CSSTA_CHARWRAP          0x00000020
00064 
00066 enum
00067 {
00075   cscmdStaticHotKeyEvent = 0x00000700,
00082   cscmdStaticMouseEvent,
00091   cscmdStaticSetBitmap,
00099   cscmdStaticGetBitmap
00100 };
00101 
00114 class csStatic : public csComponent
00115 {
00116 protected:
00117   // Character number that should be underlined (-1 == none)
00118   int underline_pos;
00119   // Static component style
00120   csStaticStyle style;
00121   // Component to which this label is linked
00122   csComponent *link;
00123   // The bitmap (if style == csscsBitmap)
00124   csPixmap *Bitmap;
00125   // Text alignment (for csscsText style)
00126   int TextAlignment;
00127   // Old keyboard and mouse owner
00128   csComponent *oldKO;
00129   // link is focused?
00130   bool linkactive;
00131   // link is focused?
00132   bool linkdisabled;
00133 
00134 public:
00136   csStatic (csComponent *iParent, csComponent *iLink, const char *iText,
00137     csStaticStyle iStyle = csscsLabel);
00139   csStatic (csComponent *iParent, csStaticStyle iStyle = csscsRectangle);
00141   csStatic (csComponent *iParent, csPixmap *iBitmap);
00142 
00144   virtual ~csStatic ();
00145 
00147   virtual void SetText (const char *iText);
00148 
00150   virtual void Draw ();
00151 
00153   virtual bool HandleEvent (iEvent &Event);
00154 
00156   virtual bool PostHandleEvent (iEvent &Event);
00157 
00159   virtual void SuggestSize (int &w, int &h);
00160 
00162   void SetTextAlign (int iTextAlignment)
00163   { TextAlignment = iTextAlignment; }
00164 
00166   void SetLink (csComponent *iLink)
00167   { link = iLink; CheckUp (); }
00168 
00169 protected:
00170   // Common part of constructors
00171   void Init (csStaticStyle iStyle);
00172   // Check if event is a hotkey event
00173   bool IsHotKey (iEvent &Event);
00174   // Check if focused status of link has changed
00175   void CheckUp ();
00176 };
00177 
00178 #endif // __CSSTATIC_H__