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#include <stdio.h>
#include <gtk/gtk.h>
static gboolean show_key (
GtkWidget *widget,
GdkEventKey *event,
gpointer data
) {
int mods[] = {GDK_SHIFT_MASK, GDK_CONTROL_MASK, GDK_MOD1_MASK};
char* mods_names[] = {"shift", "control", "alt"};
char mods_desc[64] = {'\0'};
for (size_t i=0; i<sizeof(mods)/sizeof(mods[0]); i++)
{
if (! (event->state & mods[i]))
continue;
if (mods_desc[0])
strcat(mods_desc, ":");
strcat(mods_desc, mods_names[i]);
}
if (! mods_desc[0])
strcpy(mods_desc, "∅");
fprintf(stderr, "key pressed: '%d' (mods: %s)\n", event->keyval, mods_desc);
if (gtk_im_context_filter_keypress ((GtkIMContext*)data, event))
fprintf(stderr, "\t(handled by gtkim)\n");
return TRUE;
}
static void show_commit (
GtkIMContext *ctx,
gchar *str,
gpointer data
) {
fprintf(stderr, "\tcommitting: \"%s\"\n", str);
}
static void
activate (GtkApplication* app,
gpointer user_data)
{
GtkWidget *window;
window = gtk_application_window_new (app);
gtk_window_set_title (GTK_WINDOW (window), "Window");
gtk_window_set_default_size (GTK_WINDOW (window), 200, 200);
gtk_widget_show_all (window);
GtkIMContext *im_context = gtk_im_context_simple_new();
gtk_im_context_set_client_window(
im_context, gtk_widget_get_window(window)
);
gtk_widget_add_events (window, GDK_KEY_PRESS_MASK);
g_signal_connect (
G_OBJECT (window), "key_press_event", G_CALLBACK (show_key), im_context
);
g_signal_connect (
im_context, "commit", G_CALLBACK (show_commit), NULL
);
}
int
main (int argc,
char **argv)
{
GtkApplication *app;
int status;
app = gtk_application_new ("org.gtk.example", G_APPLICATION_FLAGS_NONE);
g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
status = g_application_run (G_APPLICATION (app), argc, argv);
g_object_unref (app);
return status;
}
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