FLTK 1.3.0
Fl_Widget.H
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1 //
2 // "$Id: Fl_Widget.H 8623 2011-04-24 17:09:41Z AlbrechtS $"
3 //
4 // Widget header file for the Fast Light Tool Kit (FLTK).
5 //
6 // Copyright 1998-2010 by Bill Spitzak and others.
7 //
8 // This library is free software; you can redistribute it and/or
9 // modify it under the terms of the GNU Library General Public
10 // License as published by the Free Software Foundation; either
11 // version 2 of the License, or (at your option) any later version.
12 //
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 // Library General Public License for more details.
17 //
18 // You should have received a copy of the GNU Library General Public
19 // License along with this library; if not, write to the Free Software
20 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
21 // USA.
22 //
23 // Please report all bugs and problems on the following page:
24 //
25 // http://www.fltk.org/str.php
26 //
27 
31 #ifndef Fl_Widget_H
32 #define Fl_Widget_H
33 
34 #include "Enumerations.H"
35 
39 #ifdef _WIN64
40 #ifdef __GNUC__
41 #include <stdint.h>
42 #else
43 #include <stddef.h> // M$VC
44 #endif
45 typedef intptr_t fl_intptr_t;
46 typedef uintptr_t fl_uintptr_t;
47 #else
48 typedef long fl_intptr_t;
49 typedef unsigned long fl_uintptr_t;
50 #endif
51 
52 class Fl_Widget;
53 class Fl_Window;
54 class Fl_Group;
55 class Fl_Image;
56 
58 typedef void (Fl_Callback )(Fl_Widget*, void*);
60 typedef Fl_Callback* Fl_Callback_p; // needed for BORLAND
62 typedef void (Fl_Callback0)(Fl_Widget*);
64 typedef void (Fl_Callback1)(Fl_Widget*, long);
65 
73 struct FL_EXPORT Fl_Label {
75  const char* value;
90 
92  void draw(int,int,int,int, Fl_Align) const ;
93  void measure(int &w, int &h) const ;
94 };
95 
96 
109 class FL_EXPORT Fl_Widget {
110  friend class Fl_Group;
111 
112  Fl_Group* parent_;
113  Fl_Callback* callback_;
114  void* user_data_;
115  int x_,y_,w_,h_;
116  Fl_Label label_;
117  unsigned int flags_;
118  Fl_Color color_;
119  Fl_Color color2_;
120  uchar type_;
121  uchar damage_;
122  uchar box_;
123  uchar when_;
124 
125  const char *tooltip_;
126 
128  Fl_Widget(const Fl_Widget &);
130  Fl_Widget& operator=(const Fl_Widget &);
131 
132 protected:
133 
144  Fl_Widget(int x, int y, int w, int h, const char *label=0L);
145 
147  void x(int v) {x_ = v;}
149  void y(int v) {y_ = v;}
151  void w(int v) {w_ = v;}
153  void h(int v) {h_ = v;}
155  unsigned int flags() const {return flags_;}
157  void set_flag(unsigned int c) {flags_ |= c;}
159  void clear_flag(unsigned int c) {flags_ &= ~c;}
163  enum {
164  INACTIVE = 1<<0,
165  INVISIBLE = 1<<1,
166  OUTPUT = 1<<2,
167  NOBORDER = 1<<3,
168  FORCE_POSITION = 1<<4,
169  NON_MODAL = 1<<5,
170  SHORTCUT_LABEL = 1<<6,
171  CHANGED = 1<<7,
172  OVERRIDE = 1<<8,
173  VISIBLE_FOCUS = 1<<9,
174  COPIED_LABEL = 1<<10,
175  CLIP_CHILDREN = 1<<11,
176  MENU_WINDOW = 1<<12,
177  TOOLTIP_WINDOW = 1<<13,
178  MODAL = 1<<14,
179  NO_OVERLAY = 1<<15,
180  GROUP_RELATIVE = 1<<16,
181  COPIED_TOOLTIP = 1<<17,
182  // (space for more flags)
183  USERFLAG3 = 1<<29,
184  USERFLAG2 = 1<<30,
185  USERFLAG1 = 1<<31
186  };
187  void draw_box() const;
188  void draw_box(Fl_Boxtype t, Fl_Color c) const;
189  void draw_box(Fl_Boxtype t, int x,int y,int w,int h, Fl_Color c) const;
190  void draw_backdrop() const;
192  void draw_focus() {draw_focus(box(),x(),y(),w(),h());}
193  void draw_focus(Fl_Boxtype t, int x,int y,int w,int h) const;
194  void draw_label() const;
195  void draw_label(int, int, int, int) const;
196 
197 public:
198 
207  virtual ~Fl_Widget();
208 
225  virtual void draw() = 0;
226 
243  virtual int handle(int event);
244 
250  Fl_Group* parent() const {return parent_;}
251 
260  void parent(Fl_Group* p) {parent_ = p;} // for hacks only, use Fl_Group::add()
261 
270  uchar type() const {return type_;}
271 
275  void type(uchar t) {type_ = t;}
276 
280  int x() const {return x_;}
281 
285  int y() const {return y_;}
286 
290  int w() const {return w_;}
291 
295  int h() const {return h_;}
296 
316  virtual void resize(int x, int y, int w, int h);
317 
319  int damage_resize(int,int,int,int);
320 
328  void position(int X,int Y) {resize(X,Y,w_,h_);}
329 
337  void size(int W,int H) {resize(x_,y_,W,H);}
338 
344  Fl_Align align() const {return label_.align_;}
345 
353  void align(Fl_Align alignment) {label_.align_ = alignment;}
354 
359  Fl_Boxtype box() const {return (Fl_Boxtype)box_;}
360 
368  void box(Fl_Boxtype new_box) {box_ = new_box;}
369 
374  Fl_Color color() const {return color_;}
375 
386  void color(Fl_Color bg) {color_ = bg;}
387 
392  Fl_Color selection_color() const {return color2_;}
393 
402  void selection_color(Fl_Color a) {color2_ = a;}
403 
411  void color(Fl_Color bg, Fl_Color sel) {color_=bg; color2_=sel;}
412 
417  const char* label() const {return label_.value;}
418 
429  void label(const char* text);
430 
441  void copy_label(const char *new_label);
442 
446  void label(Fl_Labeltype a, const char* b) {label_.type = a; label_.value = b;}
447 
452  Fl_Labeltype labeltype() const {return (Fl_Labeltype)label_.type;}
453 
462  void labeltype(Fl_Labeltype a) {label_.type = a;}
463 
468  Fl_Color labelcolor() const {return label_.color;}
469 
474  void labelcolor(Fl_Color c) {label_.color=c;}
475 
483  Fl_Font labelfont() const {return label_.font;}
484 
492  void labelfont(Fl_Font f) {label_.font=f;}
493 
498  Fl_Fontsize labelsize() const {return label_.size;}
499 
504  void labelsize(Fl_Fontsize pix) {label_.size=pix;}
505 
510  Fl_Image* image() {return label_.image;}
511  const Fl_Image* image() const {return label_.image;}
512 
517  void image(Fl_Image* img) {label_.image=img;}
518 
523  void image(Fl_Image& img) {label_.image=&img;}
524 
529  Fl_Image* deimage() {return label_.deimage;}
530  const Fl_Image* deimage() const {return label_.deimage;}
531 
536  void deimage(Fl_Image* img) {label_.deimage=img;}
537 
542  void deimage(Fl_Image& img) {label_.deimage=&img;}
543 
548  const char *tooltip() const {return tooltip_;}
549 
550  void tooltip(const char *text); // see Fl_Tooltip
551  void copy_tooltip(const char *text); // see Fl_Tooltip
552 
557  Fl_Callback_p callback() const {return callback_;}
558 
564  void callback(Fl_Callback* cb, void* p) {callback_=cb; user_data_=p;}
565 
570  void callback(Fl_Callback* cb) {callback_=cb;}
571 
576  void callback(Fl_Callback0*cb) {callback_=(Fl_Callback*)cb;}
577 
583  void callback(Fl_Callback1*cb, long p=0) {callback_=(Fl_Callback*)cb; user_data_=(void*)p;}
584 
589  void* user_data() const {return user_data_;}
590 
595  void user_data(void* v) {user_data_ = v;}
596 
599  long argument() const {return (long)(fl_intptr_t)user_data_;}
600 
605  void argument(long v) {user_data_ = (void*)v;}
606 
615  Fl_When when() const {return (Fl_When)when_;}
616 
648  void when(uchar i) {when_ = i;}
649 
654  unsigned int visible() const {return !(flags_&INVISIBLE);}
655 
660  int visible_r() const;
661 
679  virtual void show();
680 
684  virtual void hide();
685 
690  void set_visible() {flags_ &= ~INVISIBLE;}
691 
696  void clear_visible() {flags_ |= INVISIBLE;}
697 
702  unsigned int active() const {return !(flags_&INACTIVE);}
703 
708  int active_r() const;
709 
715  void activate();
716 
731  void deactivate();
732 
741  unsigned int output() const {return (flags_&OUTPUT);}
742 
746  void set_output() {flags_ |= OUTPUT;}
747 
751  void clear_output() {flags_ &= ~OUTPUT;}
752 
758  unsigned int takesevents() const {return !(flags_&(INACTIVE|INVISIBLE|OUTPUT));}
759 
775  unsigned int changed() const {return flags_&CHANGED;}
776 
780  void set_changed() {flags_ |= CHANGED;}
781 
785  void clear_changed() {flags_ &= ~CHANGED;}
786 
794  int take_focus();
795 
802  void set_visible_focus() { flags_ |= VISIBLE_FOCUS; }
803 
808  void clear_visible_focus() { flags_ &= ~VISIBLE_FOCUS; }
809 
814  void visible_focus(int v) { if (v) set_visible_focus(); else clear_visible_focus(); }
815 
820  unsigned int visible_focus() { return flags_ & VISIBLE_FOCUS; }
821 
829  static void default_callback(Fl_Widget *cb, void *d);
830 
835  void do_callback() {do_callback(this,user_data_);}
836 
843  void do_callback(Fl_Widget* o,long arg) {do_callback(o,(void*)arg);}
844 
845  // Causes a widget to invoke its callback function with arbitrary arguments.
846  // Documentation and implementation in Fl_Widget.cxx
847  void do_callback(Fl_Widget* o,void* arg=0);
848 
849  /* Internal use only. */
850  int test_shortcut();
851  /* Internal use only. */
852  static unsigned int label_shortcut(const char *t);
853  /* Internal use only. */
854  static int test_shortcut(const char*, const bool require_alt = false);
855 
861  int contains(const Fl_Widget *w) const ;
862 
869  int inside(const Fl_Widget* w) const {return w ? w->contains(this) : 0;}
870 
874  void redraw();
875 
880  void redraw_label();
881 
888  uchar damage() const {return damage_;}
889 
902  void clear_damage(uchar c = 0) {damage_ = c;}
903 
909  void damage(uchar c);
910 
917  void damage(uchar c, int x, int y, int w, int h);
918 
919  void draw_label(int, int, int, int, Fl_Align) const;
920 
924  void measure_label(int& ww, int& hh) const {label_.measure(ww, hh);}
925 
931  Fl_Window* window() const ;
932 
956  virtual Fl_Group* as_group() {return 0;}
957 
970  virtual Fl_Window* as_window() {return 0;}
971 
982  virtual class Fl_Gl_Window* as_gl_window() {return 0;}
983 
987  Fl_Color color2() const {return (Fl_Color)color2_;}
988 
992  void color2(unsigned a) {color2_ = a;}
993 };
994 
1000 #define FL_RESERVED_TYPE 100
1001 
1002 #endif
1003 
1004 //
1005 // End of "$Id: Fl_Widget.H 8623 2011-04-24 17:09:41Z AlbrechtS $".
1006 //
void set_output()
Sets a widget to output only.
Definition: Fl_Widget.H:746
int test_shortcut()
Returns true if the widget's label contains the entered '&x' shortcut.
Definition: fl_shortcut.cxx:379
void when(uchar i)
Sets the flags used to decide when a callback is called.
Definition: Fl_Widget.H:648
void user_data(void *v)
Sets the user data for this widget.
Definition: Fl_Widget.H:595
Fl_Widget is the base class for all widgets in FLTK.
Definition: Fl_Widget.H:109
don't let the window manager position the window (Fl_Window)
Definition: Fl_Widget.H:168
void box(Fl_Boxtype new_box)
Sets the box type for the widget.
Definition: Fl_Widget.H:368
Fl_Font font
label font used in text
Definition: Fl_Widget.H:81
static unsigned int label_shortcut(const char *t)
Returns the Unicode value of the '&x' shortcut in a given text.
Definition: fl_shortcut.cxx:308
unsigned int visible() const
Returns whether a widget is visible.
Definition: Fl_Widget.H:654
void deactivate()
Deactivates the widget.
Definition: Fl_Widget.cxx:243
void measure_label(int &ww, int &hh) const
Sets width ww and height hh accordingly with the label size.
Definition: Fl_Widget.H:924
This widget produces an actual window.
Definition: Fl_Window.H:58
Fl_Color selection_color() const
Gets the selection color.
Definition: Fl_Widget.H:392
position window on top (Fl_Window)
Definition: Fl_Widget.H:172
virtual void hide()
Makes a widget invisible.
Definition: Fl_Widget.cxx:273
void h(int v)
Internal use only.
Definition: Fl_Widget.H:153
void * user_data() const
Gets the user data for this widget.
Definition: Fl_Widget.H:589
void type(uchar t)
Sets the widget type.
Definition: Fl_Widget.H:275
reserved for 3rd party extensions
Definition: Fl_Widget.H:185
Fl_Align align() const
Gets the label alignment.
Definition: Fl_Widget.H:344
const char * tooltip() const
Gets the current tooltip text.
Definition: Fl_Widget.H:548
int x() const
Gets the widget position in its window.
Definition: Fl_Widget.H:280
Fl_Image * deimage
optional image for a deactivated label
Definition: Fl_Widget.H:79
void align(Fl_Align alignment)
Sets the label alignment.
Definition: Fl_Widget.H:353
void callback(Fl_Callback *cb, void *p)
Sets the current callback function for the widget.
Definition: Fl_Widget.H:564
the widget is not drawn, but can receive a few special events
Definition: Fl_Widget.H:165
reserved for 3rd party extensions
Definition: Fl_Widget.H:184
void redraw()
Schedules the drawing of the widget.
Definition: Fl.cxx:1568
void clear_output()
Sets a widget to accept input.
Definition: Fl_Widget.H:751
void clear_damage(uchar c=0)
Clears or sets the damage flags.
Definition: Fl_Widget.H:902
uchar type
type of label.
Definition: Fl_Widget.H:89
unsigned int changed() const
Checks if the widget value changed since the last callback.
Definition: Fl_Widget.H:775
int h() const
Gets the widget height.
Definition: Fl_Widget.H:295
void y(int v)
Internal use only.
Definition: Fl_Widget.H:149
void set_changed()
Marks the value of the widget as changed.
Definition: Fl_Widget.H:780
Fl_When
These constants determine when a callback is performed.
Definition: Enumerations.H:305
void size(int W, int H)
Changes the size of the widget.
Definition: Fl_Widget.H:337
static void default_callback(Fl_Widget *cb, void *d)
Sets the default callback for all widgets.
Definition: Fl_Widget.cxx:48
Fl_Group * parent() const
Returns a pointer to the parent widget.
Definition: Fl_Widget.H:250
void parent(Fl_Group *p)
Internal use only - "for hacks only".
Definition: Fl_Widget.H:260
void image(Fl_Image *img)
Sets the image to use as part of the widget label.
Definition: Fl_Widget.H:517
Fl_Image * image
optional image for an active label
Definition: Fl_Widget.H:77
int w() const
Gets the widget width.
Definition: Fl_Widget.H:290
the widget label is internally copied, its destruction is handled by the widget
Definition: Fl_Widget.H:174
a window blocking input to all other winows (Fl_Window)
Definition: Fl_Widget.H:178
void clear_visible_focus()
Disables keyboard focus navigation with this widget.
Definition: Fl_Widget.H:808
unsigned int takesevents() const
Returns if the widget is able to take events.
Definition: Fl_Widget.H:758
void argument(long v)
Sets the current user data (long) argument that is passed to the callback function.
Definition: Fl_Widget.H:605
void copy_tooltip(const char *text)
Sets the current tooltip text.
Definition: Fl_Tooltip.cxx:337
Fl_Image is the base class used for caching and drawing all kinds of images in FLTK.
Definition: Fl_Image.H:51
void labelsize(Fl_Fontsize pix)
Sets the font size in pixels.
Definition: Fl_Widget.H:504
void do_callback(Fl_Widget *o, long arg)
Calls the widget callback.
Definition: Fl_Widget.H:843
unsigned int visible_focus()
Checks whether this widget has a visible focus.
Definition: Fl_Widget.H:820
int take_focus()
Gives the widget the keyboard focus.
Definition: Fl_Widget.cxx:152
Fl_Align align_
alignment of label
Definition: Fl_Widget.H:87
void callback(Fl_Callback1 *cb, long p=0)
Sets the current callback function for the widget.
Definition: Fl_Widget.H:583
int damage_resize(int, int, int, int)
Internal use only.
Definition: Fl_Widget.cxx:145
Fl_Color labelcolor() const
Gets the label color.
Definition: Fl_Widget.H:468
Fl_Font labelfont() const
Gets the font to use.
Definition: Fl_Widget.H:483
const char * value
label text
Definition: Fl_Widget.H:75
uchar damage() const
Returns non-zero if draw() needs to be called.
Definition: Fl_Widget.H:888
void draw()
Draws the widget.
Definition: Fl_Group.cxx:741
Fl_Boxtype
Definition: Enumerations.H:464
unsigned int output() const
Returns if a widget is used for output only.
Definition: Fl_Widget.H:741
for output only
Definition: Fl_Widget.H:166
long fl_intptr_t
Definition: Fl_Widget.H:48
Fl_Window * window() const
Returns a pointer to the primary Fl_Window widget.
Definition: Fl_Window.cxx:86
int y() const
Gets the widget position in its window.
Definition: Fl_Widget.H:285
The Fl_Group class is the FLTK container widget.
Definition: Fl_Group.H:45
This file contains type definitions and general enumerations.
void clear_flag(unsigned int c)
Clears a flag in the flags mask.
Definition: Fl_Widget.H:159
void( Fl_Callback1)(Fl_Widget *, long)
Callback type definition passing the widget and a long data value.
Definition: Fl_Widget.H:64
Fl_Image * deimage()
Gets the image that is used as part of the widget label.
Definition: Fl_Widget.H:529
Fl_Fontsize size
size of label font
Definition: Fl_Widget.H:83
virtual Fl_Group * as_group()
Returns an Fl_Group pointer if this widget is an Fl_Group.
Definition: Fl_Widget.H:956
void labelcolor(Fl_Color c)
Sets the label color.
Definition: Fl_Widget.H:474
int handle(int)
Handles the specified event.
Definition: Fl_Group.cxx:150
Fl_Fontsize labelsize() const
Gets the font size in pixels.
Definition: Fl_Widget.H:498
void selection_color(Fl_Color a)
Sets the selection color.
Definition: Fl_Widget.H:402
void activate()
Activates the widget.
Definition: Fl_Widget.cxx:231
void deimage(Fl_Image &img)
Sets the image to use as part of the widget label.
Definition: Fl_Widget.H:542
a temporary popup, transparent to events, and dismissed easily (Fl_Window)
Definition: Fl_Widget.H:177
void( Fl_Callback)(Fl_Widget *, void *)
Default callback type definition for all fltk widgets (by far the most used)
Definition: Fl_Widget.H:58
Fl_Image * image()
Gets the image that is used as part of the widget label.
Definition: Fl_Widget.H:510
Fl_Boxtype box() const
Gets the box type of the widget.
Definition: Fl_Widget.H:359
void draw_focus()
draws a focus rectangle around the widget
Definition: Fl_Widget.H:192
accepts keyboard focus navigation if the widget can have the focus
Definition: Fl_Widget.H:173
void redraw_label()
Schedules the drawing of the label.
Definition: Fl.cxx:1572
int contains(const Fl_Widget *w) const
Checks if w is a child of this widget.
Definition: Fl_Widget.cxx:293
void color(Fl_Color bg)
Sets the background color of the widget.
Definition: Fl_Widget.H:386
position this widget relative to the parent group, not to the window
Definition: Fl_Widget.H:180
virtual void show()
Makes a widget visible.
Definition: Fl_Widget.cxx:261
unsigned int active() const
Returns whether the widget is active.
Definition: Fl_Widget.H:702
void draw_box() const
Draws the widget box according its box style.
Definition: fl_boxtype.cxx:401
void visible_focus(int v)
Modifies keyboard focus navigation.
Definition: Fl_Widget.H:814
the label contains a shortcut we need to draw
Definition: Fl_Widget.H:170
void callback(Fl_Callback0 *cb)
Sets the current callback function for the widget.
Definition: Fl_Widget.H:576
void clear_changed()
Marks the value of the widget as unchanged.
Definition: Fl_Widget.H:785
virtual ~Fl_Widget()
Destroys the widget.
Definition: Fl_Widget.cxx:168
void labelfont(Fl_Font f)
Sets the font to use.
Definition: Fl_Widget.H:492
This struct stores all information for a text or mixed graphics label.
Definition: Fl_Widget.H:73
int Fl_Fontsize
Size of a font in pixels.
Definition: Enumerations.H:741
int visible_r() const
Returns whether a widget and all its parents are visible.
Definition: Fl_Widget.cxx:285
this is a hovering toolbar window (Fl_Window)
Definition: Fl_Widget.H:169
void draw_label() const
Draws the widget's label at the defined label position.
Definition: fl_labeltype.cxx:108
void( Fl_Callback0)(Fl_Widget *)
One parameter callback type definition passing only the widget.
Definition: Fl_Widget.H:62
void deimage(Fl_Image *img)
Sets the image to use as part of the widget label.
Definition: Fl_Widget.H:536
void resize(int, int, int, int)
Resizes the Fl_Group widget and all of its children.
Definition: Fl_Group.cxx:637
void set_visible_focus()
Enables keyboard focus navigation with this widget.
Definition: Fl_Widget.H:802
window not using a hardware overlay plane (Fl_Menu_Window)
Definition: Fl_Widget.H:179
void labeltype(Fl_Labeltype a)
Sets the label type.
Definition: Fl_Widget.H:462
long argument() const
Gets the current user data (long) argument that is passed to the callback function.
Definition: Fl_Widget.H:599
the widget can't receive focus, and is disabled but potentially visible
Definition: Fl_Widget.H:164
The Fl_Gl_Window widget sets things up so OpenGL works.
Definition: Fl_Gl_Window.H:65
unsigned int Fl_Color
an FLTK color value
Definition: Enumerations.H:769
Fl_Labeltype
The labeltype() method sets the type of the label.
Definition: Enumerations.H:606
Fl_Callback * Fl_Callback_p
Default callback type pointer definition for all fltk widgets.
Definition: Fl_Widget.H:60
a temporary popup window, dismissed by clicking outside (Fl_Window)
Definition: Fl_Widget.H:176
void do_callback()
Calls the widget callback.
Definition: Fl_Widget.H:835
int Fl_Font
A font number is an index into the internal font table.
Definition: Enumerations.H:712
unsigned Fl_Align
FLTK type for alignment control.
Definition: Enumerations.H:663
don't draw a decoration (Fl_Window)
Definition: Fl_Widget.H:167
void set_flag(unsigned int c)
Sets a flag in the flags mask.
Definition: Fl_Widget.H:157
int active_r() const
Returns whether the widget and all of its parents are active.
Definition: Fl_Widget.cxx:255
void color2(unsigned a)
For back compatibility only.
Definition: Fl_Widget.H:992
void set_visible()
Makes the widget visible.
Definition: Fl_Widget.H:690
virtual Fl_Window * as_window()
Returns an Fl_Window pointer if this widget is an Fl_Window.
Definition: Fl_Widget.H:970
int inside(const Fl_Widget *w) const
Checks if this widget is a child of w.
Definition: Fl_Widget.H:869
void image(Fl_Image &img)
Sets the image to use as part of the widget label.
Definition: Fl_Widget.H:523
void clear_visible()
Hides the widget.
Definition: Fl_Widget.H:696
void label(Fl_Labeltype a, const char *b)
Shortcut to set the label text and type in one call.
Definition: Fl_Widget.H:446
void position(int X, int Y)
Repositions the window or widget.
Definition: Fl_Widget.H:328
the widget tooltip is internally copied, its destruction is handled by the widget ...
Definition: Fl_Widget.H:181
const char * label() const
Gets the current label text.
Definition: Fl_Widget.H:417
Fl_Color color2() const
For back compatibility only.
Definition: Fl_Widget.H:987
unsigned int flags() const
Gets the widget flags mask.
Definition: Fl_Widget.H:155
void color(Fl_Color bg, Fl_Color sel)
Sets the background and selection color of the widget.
Definition: Fl_Widget.H:411
Fl_When when() const
Returns the conditions under which the callback is called.
Definition: Fl_Widget.H:615
Fl_Callback_p callback() const
Gets the current callback function for the widget.
Definition: Fl_Widget.H:557
Fl_Color color
text color
Definition: Fl_Widget.H:85
reserved for 3rd party extensions
Definition: Fl_Widget.H:183
void draw_backdrop() const
If FL_ALIGN_IMAGE_BACKDROP is set, the image or deimage will be drawn.
Definition: fl_boxtype.cxx:406
void w(int v)
Internal use only.
Definition: Fl_Widget.H:151
void copy_label(const char *new_label)
Sets the current label.
Definition: Fl_Widget.cxx:314
unsigned char uchar
unsigned char
Definition: fl_types.h:39
the widget value changed
Definition: Fl_Widget.H:171
void callback(Fl_Callback *cb)
Sets the current callback function for the widget.
Definition: Fl_Widget.H:570
void x(int v)
Internal use only.
Definition: Fl_Widget.H:147
all drawing within this widget will be clipped (Fl_Group)
Definition: Fl_Widget.H:175
uchar type() const
Gets the widget type.
Definition: Fl_Widget.H:270
Fl_Labeltype labeltype() const
Gets the label type.
Definition: Fl_Widget.H:452
Fl_Color color() const
Gets the background color of the widget.
Definition: Fl_Widget.H:374
virtual class Fl_Gl_Window * as_gl_window()
Returns an Fl_Gl_Window pointer if this widget is an Fl_Gl_Window.
Definition: Fl_Widget.H:982