csdialog.h Source File

00001 /*
00002     Crystal Space Windowing System: dialog window 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 __CSDIALOG_H__
00021 #define __CSDIALOG_H__
00022 
00023 #include "cscomp.h"
00024 
00030 enum csDialogFrameStyle
00031 {
00033   csdfsNone,
00035   csdfsHorizontal,
00037   csdfsVertical,
00039   csdfsAround,
00041   csdfsBitmap
00042 };
00043 
00059 class csDialog : public csComponent
00060 {
00061 protected:
00063   csDialogFrameStyle FrameStyle;
00065   int GridX, GridY;
00067   bool SnapSizeToGrid;
00069   csComponent *first;
00071   int BorderWidth, BorderHeight;
00073   uint8 Alpha, OverlayAlpha;
00075   csPixmap *FrameBitmap, *OverlayBitmap;
00077   bool delFrameBitmap, delOverlayBitmap;
00078 
00079 public:
00081   csDialog (csComponent *iParent, csDialogFrameStyle iFrameStyle = csdfsNone);
00082 
00084   virtual ~csDialog();
00085 
00087   virtual bool HandleEvent (iEvent &Event);
00088 
00095   void SetAutoGrid (int iDeltaX, int iDeltaY, bool iSnapSize)
00096   { GridX = iDeltaX; GridY = iDeltaY; SnapSizeToGrid = iSnapSize; }
00097 
00099   virtual bool SetRect (int xmin, int ymin, int xmax, int ymax);
00100 
00102   virtual void SuggestSize (int &w, int &h);
00103 
00105   void GetBorderSize (int &w, int &h)
00106   { w = BorderWidth; h = BorderHeight; }
00108   void SetBorderSize (int w, int h);
00109 
00111   virtual void FixSize (int &newW, int &newH);
00112 
00114   inline csDialogFrameStyle GetFrameStyle ()
00115   { return FrameStyle; }
00117   void SetFrameStyle (csDialogFrameStyle iFrameStyle);
00118 
00120   virtual char *GetSkinName ()
00121   { return "Dialog"; }
00122 
00124   void SetAlpha (uint8 iAlpha);
00125 
00127   void SetOverlayAlpha (uint8 iAlpha);
00128 
00130   uint8 GetAlpha ()
00131   { return GetState (CSS_TRANSPARENT) ? Alpha : 0; }
00132 
00134   uint8 GetOverlayAlpha ()
00135   { return GetState (CSS_TRANSPARENT) ? OverlayAlpha : 0; }
00136 
00137 
00139   void SetFrameBitmap(csPixmap *iFrameBitmap, bool iDelFrameBitmap);
00140 
00142   void SetOverlayBitmap(csPixmap *iOverlayBitmap, bool iDelOverlayBitmap);
00143 
00145   csPixmap *GetFrameBitmap()
00146   { return FrameBitmap; }
00147 
00149   csPixmap *GetOverlayBitmap()
00150   { return OverlayBitmap; }
00151 
00152 protected:
00154   void AdjustFocused (bool forward);
00156   static bool do_topleft (csComponent *comp, void *param);
00158   bool PlaceItems ();
00159 };
00160 
00161 #endif // __CSDIALOG_H__