Re: State actions and Glade

[<cecashon aol com>]

Hi Mitko,

The GtkToolbar doesn't implement the GAction interface so you are out of luck there. 

You can use gtk_toggle_tool_button_get_active() to get the state of one of the GtkRadioToolButton's in the 
toolbar.

Eric


//gcc -Wall toolbar1.c -o toolbar1 `pkg-config --cflags --libs gtk+-3.0`

#include<gtk/gtk.h>

static void get_active_radio(GtkWidget *button, GtkToolItem **radios)
  {
    gint i=0;

    for(i=0;i<3;i++)
     {
       if(gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(radios[i])))
          {
            g_print("radio%i\n", i+1);
          }
     }
  }
int main(int argc, char **argv)
  {
    gtk_init(&argc, &argv);

    GtkWidget *window=gtk_window_new(GTK_WINDOW_TOPLEVEL);
    gtk_window_set_title(GTK_WINDOW(window), "Toolbar");
    gtk_window_set_default_size(GTK_WINDOW(window), 300, 100);
    gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
    g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL); 

    GtkToolItem *radio1=gtk_radio_tool_button_new(NULL);
    gtk_tool_item_set_expand(radio1, TRUE);
    gtk_tool_button_set_label(GTK_TOOL_BUTTON(radio1), "radio1");
    GtkToolItem *radio2=gtk_radio_tool_button_new_from_widget(GTK_RADIO_TOOL_BUTTON(radio1));
    gtk_tool_item_set_expand(radio2, TRUE);
    gtk_tool_button_set_label(GTK_TOOL_BUTTON(radio2), "radio2");  
    GtkToolItem *radio3=gtk_radio_tool_button_new_from_widget(GTK_RADIO_TOOL_BUTTON(radio1));
    gtk_tool_item_set_expand(radio3, TRUE);
    gtk_tool_button_set_label(GTK_TOOL_BUTTON(radio3), "radio3"); 

    GtkWidget *toolbar=gtk_toolbar_new();
    gtk_widget_set_hexpand(toolbar, TRUE);
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), radio1, 0);  
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), radio2, 1); 
    gtk_toolbar_insert(GTK_TOOLBAR(toolbar), radio3, 2); 

    GtkWidget *button=gtk_button_new_with_label("Get Active Radio");
    gtk_widget_set_hexpand(button, TRUE);
    gtk_widget_set_vexpand(button, TRUE);
    GtkToolItem *radios[]={radio1, radio2, radio3};
    g_signal_connect(button, "clicked", G_CALLBACK(get_active_radio), radios); 

    GtkWidget *grid1=gtk_grid_new();
    gtk_container_set_border_width(GTK_CONTAINER(grid1), 15);
    gtk_grid_set_row_spacing(GTK_GRID(grid1), 8);
    gtk_grid_attach(GTK_GRID(grid1), toolbar, 0, 0, 1, 1);
    gtk_grid_attach(GTK_GRID(grid1), button, 0, 1, 1, 1);

    gtk_container_add(GTK_CONTAINER(window), grid1);
    
    gtk_widget_show_all(window);

    gtk_widget_grab_focus(button);

    gtk_main();

    return 0;  
  }