On Thu, Apr 22, 2010 at 7:21 PM, dfg dfg <abx...@msn.com> wrote:
>
> Hi everyone,
>
> Currently, I have built my main application using glade. This file is then
> loaded by a C application.
>
> I then created another interface using Glade. When my main application loads,
> it loads a .so library which contains code for this subsection (kind of like
> a plugin).
>
> The .so file loads in the second glade file and attaches it into the
> interface of the main application. This all works problem.
>
> The problem I am facing now is that gtk_builder_connect_signals (builder,
> NULL); does not work.
>
> For my .so file, i have 3 files:
>
> -libmyplugin.c
> -libmyplugincallbacks.h
> -libmyplugincallbacks.c
>
>
> My code for the libmyplugin.c file looks like this:
>
> #include <stdlib.h>
> #include <gtk/gtk.h>
> #include "libmyplugincallbacks.h"
>
> #define GUI "libmyplugingui.ui"
> int startplugin(){
> extern *mainBuilder;
> GtkBuilder *subbuilder;
>
> //Do things like attach the glade file into the main glade file.
> gtk_builder_connect_signals (builder, NULL);
>
> }
>
>
>
> My libmyplugincallbacks.h
>
> #include <gtk/gtk.h>
>
> void myfunc (GtkCellRenderer *cell, GtkCellEditable *editable, const gchar
> *path, gpointer data);
>
>
>
> My libplugincallbacks.c
>
> #ifdef HAVE_CONFIG_H
> # include <config.h>
> #endif
>
> #include "libmyplugincallbacks.h"
> #include <string.h>
>
> void myfunc(GtkCellRenderer *cell, GtkCellEditable *editable, const gchar
> *path, gpointer data){
> if (GTK_IS_ENTRY (editable))
> {
> //Do stuff
> }
> }
>
>
>
> When I compile my program, the .so file compiles properly. However, when ever
> I run the program, it loads the .so file. Once GTK builder gets to the stage
> where it connects the signals, it will complain that "myfunc" cannot be
> found. I have double checked the name of the function in my glade file and it
> is spelt and entered correctly.
You generally need to export your symbols by linking the app with
--export-dynamic flag:
pkg-config --libs gmodule-2.0
Should do the right thing to make your symbols visible.
Cheers,
-Tristan
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