Re: GTK+ accessibility

[Miroslav Rajcic <miroslav rajcic inet hr>]

Missing test source code is below.

Regards,
  Miroslav

PS. Sample code:

#include <gtk/gtk.h>

void create_window();

GtkWidget *window1;
GtkWidget *vbox1;
GtkWidget *menubar1;
GtkWidget *menu1;
GtkWidget *item1;

int main (int argc, char *argv[])
{
    gtk_init (&argc, &argv);

    GtkSettings* settings = gtk_settings_get_default();
    if (settings){
        gtk_settings_set_long_property(settings, "gtk-auto-mnemonics", 
TRUE, NULL);
        gtk_settings_set_long_property(settings, 
"gtk-enable-mnemonics", TRUE, NULL);
    }

    create_window();
    gtk_main ();
    return 0;
}

#ifdef _WIN32
#include <windows.h>
int APIENTRY WinMain( HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR lpCmdLine, int nCmdShow)
{
    return main( __argc, __argv );
}
#endif

void create_window()
{
    window1 = gtk_window_new (GTK_WINDOW_TOPLEVEL);
    gtk_window_set_title (GTK_WINDOW (window1), "test");
    gtk_widget_show (window1);
    g_signal_connect (window1, "destroy", G_CALLBACK (gtk_main_quit), 
NULL);

    vbox1 = gtk_vbox_new (FALSE, 0);
    gtk_widget_show (vbox1);
    gtk_container_add (GTK_CONTAINER (window1), vbox1);

    menubar1 = gtk_menu_bar_new ();
    gtk_widget_show (menubar1);
    gtk_box_pack_start (GTK_BOX (vbox1), menubar1, FALSE, FALSE, 0);

    //create menu items
    item1 = gtk_menu_item_new_with_mnemonic ("_File");
    gtk_widget_show (item1);
    gtk_container_add (GTK_CONTAINER (menubar1), item1);

    menu1 = gtk_menu_new ();
    gtk_menu_item_set_submenu (GTK_MENU_ITEM (item1), menu1);

    item1 = gtk_image_menu_item_new_with_mnemonic ("_Quit");
    gtk_widget_show (item1);
    gtk_container_add (GTK_CONTAINER (menu1), item1);

    item1 = gtk_menu_item_new_with_mnemonic("_Edit");
    gtk_widget_show(item1);
    gtk_container_add(GTK_CONTAINER(menubar1), item1);

    menu1 = gtk_menu_new();
    gtk_menu_item_set_submenu(GTK_MENU_ITEM(item1), menu1);

    item1 = gtk_image_menu_item_new_with_mnemonic("_Action");
    gtk_widget_show(item1);
    gtk_container_add(GTK_CONTAINER(menu1), item1);
}


On 15.7.2015. 13:55, Miroslav Rajcic wrote:
> Hi everyone,
>
> recently I've received the mail from a blind user of my program 
> complaining about accessibility issues.
> Program is GTK+ 2.x based, he tried Windows edition.
>
> One of the things he mentioned is that pressing Alt key in the main 
> window should cause the first item in the menu bar to become focused.
>
> I've checked other programs and it seems that:
> 1. Windows native programs (see Notepad for example) obey this 
> behavior, pressing Alt does select menu bar item
> 2. created basic GTK program with menu bar, this behavior is not 
> obeyed (see test source code below)
>     I've played with different GTK settings like "gtk-auto-mnemonics" 
> and "gtk-enable-mnemonics", but no help.
>
> My question:
> - am I missing some setting here ?
> - is this unsupported?
>
> Thanks for any tip, I'd like to improve the program accessibility for 
> my users.
>
> Regards,
>   Miroslav