fltk

Call FLTK callback whenever value changes in fl_input

I'm working on an FLTK application and I need to have a callback for a fl_input element called whenever the value changes. I have been able to get it to work when the user changes focus but not as they are typing. What is the best way to do this? Thanks, ...

does fltk toolkit support something like resource files?

does someone knows how can i embed html files into fltk gui toolkit not loading them but rather embed them like QT / WIN and so .. ...

Building FLTK Project in Eclipse

I am having trouble getting set up with FLTK in Eclipse. I am trying to create an OpenGL window with the following code (which I found here): #include <FL/Fl.H> #include <FL/Fl_Gl_Window.H> #include <FL/gl.h> // // Simple resizable 2D GL window // erco 10/08/05 // class MyGlWindow : public Fl_Gl_Window { // DRAW METHOD // ...

cmath Errors when using FLTK

For some reason, whenever I add the FLTK directory to my include path, I get a bunch of errors from cmath. I am using GCC version 4.2. Here is a sample program and the build output: main.cpp #include <cmath> int main() { return 0; } **** Build of configuration Debug for project CMath Test **** make -k all Building file: .....

FLTK in Cygwin using Eclipse (Linking errors)

I have this assignment due that requires the usage of FLTK. The code is given to us and it should compile straight off of the bat, but I am having linking errors and do not know which other libraries I need to include. I currently have "opengl32", "fltk_gl", "glu32", and "fltk" included (-l), each of which seem to reduce the number of e...

Explanation for return value casting that is going on

#include <Fl/Enumerations.H> class Color { public: static Color amber () {return fl_rgb_color (255, 204, 0);} static Color lighter_gray () {return fl_rgb_color (40, 40, 40); } static Color light_gray () {return fl_rgb_color (179, 179, 179);} static Color gray () {return fl_rgb_color (100, 100, 100);} ...

resolving reference in FLTK (Fl_Widget)

hello, thanks for looking I've completed the FLTK chapter in Bjarne's new book but I'm trying to run a simple FLTK code and I'm getting this reference error error LNK2019: unresolved external symbol "public: __thiscall Fl_Widget::Fl_Widget(int,int,int,int,char const *)" (??0Fl_Widget@@QAE@HHHHPBD@Z) referenced in function "public: __thi...

Problem with Cartesian widgets in FLTK

I use Cartesian to display XY graphics inside my software. In some occasion, I show a line constant with an amplitude of 0 on the Y axis but this is not data ...

What makes deployment successful for some users and unsuccessful for others?

I am trying to deploy a Visual C++ application (developed with Microsoft Visual Studio 2008) using a Setup and Deployment Project. After installation, users on some target computers get the following error message after launching the application executable: “This application has failed to start because the application configuration is in...

Why does output of fltk-config truncate arguments to gcc?

I'm trying to build an application I've downloaded which uses the SCONS "make replacement" and the Fast Light Tool Kit Gui. The SConstruct code to detect the presence of fltk is: guienv = Environment(CPPFLAGS = '') guiconf = Configure(guienv) if not guiconf.CheckLibWithHeader('lo', 'lo/lo.h','c'): print 'Did not find liblo for OSC...

Why can I deadlock in a single-threaded FLTK application?

I have a supposedly single-threaded FLTK application with a popup menu, created with Fluid. I have a class that sub-classes Fl_Gl_Window and implements a handle() method. The handle() method calls a function that creates a popup window on right-click. I have a long operation that I do for one of the menu items. My application has cre...

passing functions

Ok, it's been a while since I wrote in C++. and I've never done anything quiet this high level. So basically I need to create a class. The constructor for the class needs to take a reference (or pointer) to a method form another class, or to a function. Basically I have a class that needs to on occasion read a value from a fltk valuato...

How to build FLTK to using with Netbeans (Windows)

How to build FLTK to using with Netbeans (Windows), i have tried but not success. Help me ...

How do I install FLTK for VS2010?

Hey guys, this is my first post on here so please bare with me. I'm doing a project for school have to incorporate a form of GUI. Sadly, I have no experience with GUIs whatsoever so I just spend the last few hours comparing the various toolkits and settled on FLTK for it's lightweightness. I also spent the time attempting to install FLT...