1 /*=========================================================================
3 Module: $RCSfile: bbtkWidgetBlackBox.h,v $
5 Date: $Date: 2009/05/28 08:12:06 $
6 Version: $Revision: 1.4 $
7 ========================================================================*/
10 /* ---------------------------------------------------------------------
12 * Copyright (c) CREATIS-LRMN (Centre de Recherche en Imagerie Medicale)
13 * Authors : Eduardo Davila, Laurent Guigues, Jean-Pierre Roux
15 * This software is governed by the CeCILL-B license under French law and
16 * abiding by the rules of distribution of free software. You can use,
17 * modify and/ or redistribute the software under the terms of the CeCILL-B
18 * license as circulated by CEA, CNRS and INRIA at the following URL
19 * http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
20 * or in the file LICENSE.txt.
22 * As a counterpart to the access to the source code and rights to copy,
23 * modify and redistribute granted by the license, users are provided only
24 * with a limited warranty and the software's author, the holder of the
25 * economic rights, and the successive licensors have only limited
28 * The fact that you are presently reading this means that you have had
29 * knowledge of the CeCILL-B license and that you accept its terms.
30 * ------------------------------------------------------------------------ */
32 * \brief Short description in one line
34 * Long description which
35 * can span multiple lines
45 #ifndef __bbtkWidgetBlackBox_h_INCLUDED__
46 #define __bbtkWidgetBlackBox_h_INCLUDED__
48 #include "bbtkAtomicBlackBox.h"
56 //==================================================================
57 /// Generic (template) Widget black box from which all
58 /// widget black boxes for a specific GUI toolkit inherit with
59 /// apropriate traits.
60 /// Declares the common inputs / outputs and interface to all widget boxes
62 class /*BBTK_EXPORT*/ WidgetBlackBox : public bbtk::AtomicBlackBox
65 // typedef WidgetTraits Traits;
67 typedef Widget* WidgetPointer;
70 BBTK_BLACK_BOX_INTERFACE(WidgetBlackBox,bbtk::AtomicBlackBox);
71 BBTK_DECLARE_INPUT(WinTitle,std::string);
72 BBTK_DECLARE_INPUT(WinWidth,int);
73 BBTK_DECLARE_INPUT(WinHeight,int);
74 BBTK_DECLARE_INPUT(WinDialog,bool);
75 BBTK_DECLARE_INPUT(WinHide,Void);
76 BBTK_DECLARE_INPUT(WinClose,Void);
77 BBTK_DECLARE_OUTPUT(Widget,Widget*);
79 //==================================================================
80 /// Overloaded bbCreateWindow method for WidgetBlackBoxes which handles
81 /// the window creation if needed
82 virtual void bbCreateWindow();
83 virtual bool bbWindowIsCreated() { return false; }
84 //==================================================================
86 //==================================================================
87 /// Overloaded bbShowWindow method for WidgetBlackBoxes which handles
88 /// the window creation if needed
89 virtual void bbShowWindow() {}
90 //==================================================================
93 /// Convenient method which returns true iff the output Widget is connected
94 bool bbIsOutputWidgetConnected();
96 //==================================================================
97 void bbSetShown(bool);
99 //==================================================================
102 //==================================================================
103 /// User callback for creating the widget associated to the box
104 /// ** Must be defined ** in user classes
105 virtual void bbUserCreateWidget(Widget* parent)
107 bbtkError(bbGetTypeName()<<" is a WidgetBlackBox whose bbUserCreateWidget methods is not overloaded : is it a feature or a bug ?!?");
109 //==================================================================
116 //==================================================================
117 /// Convenient method for layout widgets which creates and returns
118 /// (calls bbUserCreateWidget)
119 /// the widget of the box connected to the input in.
120 /// Returns NULL if the input is not connected
121 Widget* bbCreateWidgetOfInput(const std::string& in,
123 //==================================================================
125 //==================================================================
126 /// Callback for creating a Dialog window (modal)
127 /// ** Must be defined ** in toolkit specific descendants
128 virtual void bbCreateDialogWindow()
130 bbtkError(bbGetTypeName()<<" is a WidgetBlackBox whose bbCreateDialogWindow method is not overloaded ?!?");
132 //==================================================================
134 //==================================================================
135 /// Callback for creating a Frame window
136 /// ** Must be defined ** in toolkit specific descendants
137 virtual void bbCreateFrameWindow()
139 bbtkError(bbGetTypeName()<<" is a WidgetBlackBox whose bbCreateFrameWindow method is not overloaded ?!?");
141 //==================================================================
142 //==================================================================
143 /// Overloaded processing method for WidgetBlackBoxes
144 virtual void bbProcess();
145 //==================================================================
147 //==================================================================
148 /// Destroys the WidgetBlackBoxWindow associated to the box (if exists)
149 virtual void bbDestroyWindow() {}
150 //==================================================================
156 /// Set to true when the
157 /// window containing the widget is shown
159 /// Contains the "nested" WidgetBlackBoxes,
160 /// i.e. if this WidgetBox is a Layout the ones
161 /// which are inserted into the layout
162 /// The list is updated by the method bbCreateWidgetOfInput
163 /// It is emptied when ?
164 std::vector<BlackBox::WeakPointer> bbmNestedWidgetBoxes;
166 //=================================================================
169 //======================================================================
170 /// Defines the bbUserCreateWidget method
171 #define BBTK_CREATE_WIDGET(CALLBACK) \
173 inline void bbUserCreateWidget(Widget* parent) \
175 bbtkBlackBoxDebugMessage("widget",1,"**> Creating widget" \
180 //======================================================================
182 //======================================================================
183 /// Defines the bbUserOnShow method
184 #define BBTK_ON_SHOW_WIDGET(CALLBACK) \
186 inline void bbUserOnShow() \
188 bbtkBlackBoxDebugMessage("widget",1,"**> Showing" \
193 //======================================================================
195 //=================================================================
196 // WidgetBlackBoxDescriptor declaration
197 BBTK_BEGIN_DESCRIBE_TEMPLATE_BLACK_BOX(WidgetBlackBox,bbtk::AtomicBlackBox);
198 BBTK_NAME("WidgetBlackBox_"+HumanTypeName<T>());
199 // BBTK_DESCRIPTION("Widget box. The inputs marked with (*) are only used if the widget is not inserted in another widget.\n");
200 BBTK_CATEGORY("widget");
201 BBTK_TEMPLATE_INPUT(WidgetBlackBox,WinTitle,
202 "Title of the window (*)",
204 BBTK_TEMPLATE_INPUT(WidgetBlackBox,WinWidth,
205 "Width of the window (* : only used if the widget is not connected to a Layout box)",int);
206 BBTK_TEMPLATE_INPUT(WidgetBlackBox,WinHeight,
207 "Height of the window (*)",int);
208 BBTK_TEMPLATE_INPUT(WidgetBlackBox,WinDialog,
209 "Set to 'true' to create a dialog window, i.e. which blocks the pipeline until it is closed (modal) (*)",bool);
210 BBTK_TEMPLATE_INPUT(WidgetBlackBox,WinHide,
211 "Any signal received hides the window (*)",Void);
212 BBTK_TEMPLATE_INPUT(WidgetBlackBox,WinClose,
213 "Any signal received closes the window (*)",Void);
214 typedef typename WidgetBlackBox<T>::WidgetPointer WidgetPointer;
215 BBTK_TEMPLATE_OUTPUT(WidgetBlackBox,Widget,"Output widget",WidgetPointer);
216 BBTK_END_DESCRIBE_BLACK_BOX(WidgetBlackBox);
217 //=================================================================
229 // template code inclusion
230 #include "bbtkWidgetBlackBox.txx"
232 // WidgetBlackBoxWindow interface + code inclusion
233 #include "bbtkWidgetBlackBoxWindow.h"
235 #endif //__bbtkWidgetBlackBox_h__