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00001 /******************************************************************************** 00002 * * 00003 * C o l o r W e l l W i d g e t * 00004 * * 00005 ********************************************************************************* 00006 * Copyright (C) 1998,2002 by Jeroen van der Zijp. All Rights Reserved. * 00007 ********************************************************************************* 00008 * This library is free software; you can redistribute it and/or * 00009 * modify it under the terms of the GNU Lesser General Public * 00010 * License as published by the Free Software Foundation; either * 00011 * version 2.1 of the License, or (at your option) any later version. * 00012 * * 00013 * This library is distributed in the hope that it will be useful, * 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00016 * Lesser General Public License for more details. * 00017 * * 00018 * You should have received a copy of the GNU Lesser General Public * 00019 * License along with this library; if not, write to the Free Software * 00020 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. * 00021 ********************************************************************************* 00022 * $Id: FXColorWell.h,v 1.22 2002/01/18 22:42:51 jeroen Exp $ * 00023 ********************************************************************************/ 00024 #ifndef FXCOLORWELL_H 00025 #define FXCOLORWELL_H 00026 00027 #ifndef FXFRAME_H 00028 #include "FXFrame.h" 00029 #endif 00030 00031 00032 00033 // Color Well Styles 00034 enum { 00035 COLORWELL_OPAQUEONLY = 0x00008000, /// Colors must be opaque 00036 COLORWELL_SOURCEONLY = 0x00010000, /// ColorWell is never a target 00037 COLORWELL_NORMAL = JUSTIFY_NORMAL 00038 }; 00039 00040 00041 00042 /** 00043 * A color well is a widget which controls color settings. 00044 * Colors may be dragged and dropped from one color well to another. 00045 * A double-click inside a color well will bring up the standard 00046 * color dialog panel to edit the color well's color. 00047 * Colors may be also pasted by name using middle-mouse click into/out of 00048 * color wells from/to other selection-capable applications; for example, 00049 * you can highlight the word `red' and paste it into a color well. 00050 * While the color value is being changed, the color well sends a SEL_CHANGED 00051 * to its target; at the end of the change, it sends a SEL_COMMAND. 00052 * The message data represents the current color value, of the type FXColor. 00053 */ 00054 class FXAPI FXColorWell : public FXFrame { 00055 FXDECLARE(FXColorWell) 00056 protected: 00057 FXColor wellColor[2]; // Pixel value of RGBA over black and white 00058 FXColor rgba; // Color with RGB and Alpha 00059 FXColor oldrgba; // Old color 00060 FXString tip; // Tooltip value 00061 FXString help; // Help value 00062 protected: 00063 FXColorWell(); 00064 static FXColor rgbaoverblack(FXColor clr); 00065 static FXColor rgbaoverwhite(FXColor clr); 00066 private: 00067 FXColorWell(const FXColorWell&); 00068 FXColorWell &operator=(const FXColorWell&); 00069 public: 00070 long onPaint(FXObject*,FXSelector,void*); 00071 long onLeftBtnPress(FXObject*,FXSelector,void*); 00072 long onLeftBtnRelease(FXObject*,FXSelector,void*); 00073 long onMiddleBtnPress(FXObject*,FXSelector,void*); 00074 long onMiddleBtnRelease(FXObject*,FXSelector,void*); 00075 long onKeyPress(FXObject*,FXSelector,void*); 00076 long onKeyRelease(FXObject*,FXSelector,void*); 00077 long onUngrabbed(FXObject*,FXSelector,void*); 00078 long onMotion(FXObject*,FXSelector,void*); 00079 long onBeginDrag(FXObject*,FXSelector,void*); 00080 long onEndDrag(FXObject*,FXSelector,void*); 00081 long onDragged(FXObject*,FXSelector,void*); 00082 long onFocusIn(FXObject*,FXSelector,void*); 00083 long onFocusOut(FXObject*,FXSelector,void*); 00084 long onDNDEnter(FXObject*,FXSelector,void*); 00085 long onDNDLeave(FXObject*,FXSelector,void*); 00086 long onDNDMotion(FXObject*,FXSelector,void*); 00087 long onDNDDrop(FXObject*,FXSelector,void*); 00088 long onDNDRequest(FXObject*,FXSelector,void*); 00089 long onSelectionLost(FXObject*,FXSelector,void*); 00090 long onSelectionGained(FXObject*,FXSelector,void*); 00091 long onSelectionRequest(FXObject*,FXSelector,void*); 00092 long onChanged(FXObject*,FXSelector,void*); 00093 long onCommand(FXObject*,FXSelector,void*); 00094 long onClicked(FXObject*,FXSelector,void*); 00095 long onDoubleClicked(FXObject*,FXSelector,void*); 00096 long onTripleClicked(FXObject*,FXSelector,void*); 00097 long onQueryHelp(FXObject*,FXSelector,void*); 00098 long onQueryTip(FXObject*,FXSelector,void*); 00099 long onCmdSetValue(FXObject*,FXSelector,void*); 00100 long onCmdSetIntValue(FXObject*,FXSelector,void*); 00101 long onCmdGetIntValue(FXObject*,FXSelector,void*); 00102 long onCmdColorWell(FXObject*,FXSelector,void*); 00103 long onChgColorWell(FXObject*,FXSelector,void*); 00104 public: 00105 enum { 00106 ID_COLORDIALOG=FXFrame::ID_LAST, 00107 ID_LAST 00108 }; 00109 public: 00110 00111 /// Construct color well with initial color clr 00112 FXColorWell(FXComposite* p,FXColor clr=0,FXObject* tgt=NULL,FXSelector sel=0,FXuint opts=COLORWELL_NORMAL,FXint x=0,FXint y=0,FXint w=0,FXint h=0,FXint pl=DEFAULT_PAD,FXint pr=DEFAULT_PAD,FXint pt=DEFAULT_PAD,FXint pb=DEFAULT_PAD); 00113 00114 /// Create server-side resources 00115 virtual void create(); 00116 00117 /// Detach server-side resources 00118 virtual void detach(); 00119 00120 /// Return default width 00121 virtual FXint getDefaultWidth(); 00122 00123 /// Return default height 00124 virtual FXint getDefaultHeight(); 00125 00126 /// Returns true because a color well can receive focus 00127 virtual FXbool canFocus() const; 00128 00129 /// Move the focus to this window 00130 virtual void setFocus(); 00131 00132 /// Remove the focus from this window 00133 virtual void killFocus(); 00134 00135 /// Set color 00136 void setRGBA(FXColor clr); 00137 00138 /// Get color 00139 FXColor getRGBA() const { return rgba; } 00140 00141 /// Set status line help text for this color well 00142 void setHelpText(const FXString& text){ help=text; } 00143 00144 /// Get status line help text for this color well 00145 FXString getHelpText() const { return help; } 00146 00147 /// Set tool tip message for this color well 00148 void setTipText(const FXString& text){ tip=text; } 00149 00150 /// Get tool tip message for this color well 00151 FXString getTipText() const { return tip; } 00152 00153 /// Return true if only opaque colors allowed 00154 FXbool isOpaqueOnly() const; 00155 00156 /// Change opaque only mode 00157 void setOpaqueOnly(FXbool opaque); 00158 00159 /// Save color well to a stream 00160 virtual void save(FXStream& store) const; 00161 00162 /// Load color well from a stream 00163 virtual void load(FXStream& store); 00164 00165 /// Destructor 00166 virtual ~FXColorWell(); 00167 }; 00168 00169 00170 #endif