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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) 1998,2009 by Jeroen van der Zijp. All Rights Reserved. * 00007 ********************************************************************************* 00008 * This library is free software; you can redistribute it and/or modify * 00009 * it under the terms of the GNU Lesser General Public License as published by * 00010 * the Free Software Foundation; either version 3 of the License, or * 00011 * (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 * 00016 * GNU Lesser General Public License for more details. * 00017 * * 00018 * You should have received a copy of the GNU Lesser General Public License * 00019 * along with this program. If not, see <http://www.gnu.org/licenses/> * 00020 ********************************************************************************* 00021 * $Id: FXColorWell.h,v 1.42 2009/01/06 13:07:22 fox Exp $ * 00022 ********************************************************************************/ 00023 #ifndef FXCOLORWELL_H 00024 #define FXCOLORWELL_H 00025 00026 #ifndef FXFRAME_H 00027 #include "FXFrame.h" 00028 #endif 00029 00030 namespace FX { 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 FXString tip; // Tooltip value 00060 FXString help; // Help value 00061 protected: 00062 FXColorWell(); 00063 static FXColor rgbaoverblack(FXColor clr); 00064 static FXColor rgbaoverwhite(FXColor clr); 00065 private: 00066 FXColorWell(const FXColorWell&); 00067 FXColorWell &operator=(const FXColorWell&); 00068 public: 00069 long onPaint(FXObject*,FXSelector,void*); 00070 long onLeftBtnPress(FXObject*,FXSelector,void*); 00071 long onLeftBtnRelease(FXObject*,FXSelector,void*); 00072 long onMiddleBtnPress(FXObject*,FXSelector,void*); 00073 long onMiddleBtnRelease(FXObject*,FXSelector,void*); 00074 long onKeyPress(FXObject*,FXSelector,void*); 00075 long onKeyRelease(FXObject*,FXSelector,void*); 00076 long onUngrabbed(FXObject*,FXSelector,void*); 00077 long onMotion(FXObject*,FXSelector,void*); 00078 long onBeginDrag(FXObject*,FXSelector,void*); 00079 long onEndDrag(FXObject*,FXSelector,void*); 00080 long onDragged(FXObject*,FXSelector,void*); 00081 long onFocusIn(FXObject*,FXSelector,void*); 00082 long onFocusOut(FXObject*,FXSelector,void*); 00083 long onDNDEnter(FXObject*,FXSelector,void*); 00084 long onDNDLeave(FXObject*,FXSelector,void*); 00085 long onDNDMotion(FXObject*,FXSelector,void*); 00086 long onDNDDrop(FXObject*,FXSelector,void*); 00087 long onDNDRequest(FXObject*,FXSelector,void*); 00088 long onSelectionLost(FXObject*,FXSelector,void*); 00089 long onSelectionGained(FXObject*,FXSelector,void*); 00090 long onSelectionRequest(FXObject*,FXSelector,void*); 00091 long onClicked(FXObject*,FXSelector,void*); 00092 long onDoubleClicked(FXObject*,FXSelector,void*); 00093 long onCmdSetValue(FXObject*,FXSelector,void*); 00094 long onCmdSetIntValue(FXObject*,FXSelector,void*); 00095 long onCmdGetIntValue(FXObject*,FXSelector,void*); 00096 long onCmdSetHelp(FXObject*,FXSelector,void*); 00097 long onCmdGetHelp(FXObject*,FXSelector,void*); 00098 long onCmdSetTip(FXObject*,FXSelector,void*); 00099 long onCmdGetTip(FXObject*,FXSelector,void*); 00100 long onQueryHelp(FXObject*,FXSelector,void*); 00101 long onQueryTip(FXObject*,FXSelector,void*); 00102 long onUpdColor(FXObject*,FXSelector,void*); 00103 long onChgColor(FXObject*,FXSelector,void*); 00104 long onCmdColor(FXObject*,FXSelector,void*); 00105 public: 00106 enum { 00107 ID_COLOR=FXFrame::ID_LAST, 00108 ID_LAST 00109 }; 00110 public: 00111 00112 /// Construct color well with initial color clr 00113 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); 00114 00115 /// Create server-side resources 00116 virtual void create(); 00117 00118 /// Detach server-side resources 00119 virtual void detach(); 00120 00121 /// Return default width 00122 virtual FXint getDefaultWidth(); 00123 00124 /// Return default height 00125 virtual FXint getDefaultHeight(); 00126 00127 /// Returns true because a color well can receive focus 00128 virtual FXbool canFocus() const; 00129 00130 /// Move the focus to this window 00131 virtual void setFocus(); 00132 00133 /// Remove the focus from this window 00134 virtual void killFocus(); 00135 00136 /// Set color 00137 void setRGBA(FXColor clr,FXbool notify=false); 00138 00139 /// Get color 00140 FXColor getRGBA() const { return rgba; } 00141 00142 /// Set status line help text for this color well 00143 void setHelpText(const FXString& text){ help=text; } 00144 00145 /// Get status line help text for this color well 00146 const FXString& getHelpText() const { return help; } 00147 00148 /// Set tool tip message for this color well 00149 void setTipText(const FXString& text){ tip=text; } 00150 00151 /// Get tool tip message for this color well 00152 const FXString& getTipText() const { return tip; } 00153 00154 /// Return true if only opaque colors allowed 00155 FXbool isOpaqueOnly() const; 00156 00157 /// Change opaque only mode 00158 void setOpaqueOnly(FXbool opaque); 00159 00160 /// Save color well to a stream 00161 virtual void save(FXStream& store) const; 00162 00163 /// Load color well from a stream 00164 virtual void load(FXStream& store); 00165 00166 /// Destructor 00167 virtual ~FXColorWell(); 00168 }; 00169 00170 } 00171 00172 #endif
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