Как через GtkBuilder связать сигнал кнопки с моим проектом?
Имеем test.xml:
Код:
<?xml version="1.0"?>
<interface>
<requires lib="gtk+" version="2.16"/>
<!-- interface-naming-policy project-wide -->
<object class="GtkWindow" id="window1">
<signal name="destroy" handler="gtk_main_quit"/>
<child>
<object class="GtkFixed" id="fixed1">
<property name="visible">True</property>
<child>
<object class="GtkButton" id="plus">
<property name="label" translatable="yes">+</property>
<property name="width_request">100</property>
<property name="height_request">80</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">True</property>
<signal name="clicked" handler="on_plus_clicked"/>
</object>
<packing>
<property name="y">342</property>
</packing>
</child>
<child>
<object class="GtkButton" id="-">
<property name="label" translatable="yes">-</property>
<property name="width_request">100</property>
<property name="height_request">80</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">True</property>
</object>
<packing>
<property name="x">363</property>
<property name="y">342</property>
</packing>
</child>
<child>
<object class="GtkLabel" id="label1">
<property name="width_request">462</property>
<property name="height_request">139</property>
<property name="visible">True</property>
<property name="xalign">0</property>
<property name="yalign">0</property>
<property name="label" translatable="yes">0</property>
</object>
</child>
</object>
</child>
</object>
</interface>
И сам проект:
Код:
#include <gtk/gtk.h>
GtkBuilder *builder;
void on_plus_clicked(GtkButton *button, gpointer user_data)
{
gtk_label_set_text(gtk_builder_get_object(builder, "label1"), "qwe");
}
int main (int argc, char *argv[])
{
GtkWidget *window;
gtk_init (&argc, &argv);
builder = gtk_builder_new ();
gtk_builder_add_from_file (builder, "test.xml", NULL);
window = GTK_WIDGET (gtk_builder_get_object (builder, "window1"));
gtk_builder_connect_signals(builder, NULL);
g_object_unref (G_OBJECT (builder));
gtk_widget_show (window);
gtk_main ();
return 0;
}
Собираю, а он мне в консоли пишет что : "Could not find signal handler 'on_plus_clicked'".
В интернете натыкался только на те примеры, где libglade используется.
Все, решил. Надо при компиляции указать флаг -export-dynamic.