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#include <gtk/gtk.h>
#if 0
#define gtk_event_controller_motion_new gtk_drop_controller_motion_new
#define gtk_event_controller_motion_contains_pointer gtk_drop_controller_motion_contains_pointer
#define gtk_event_controller_motion_is_pointer gtk_drop_controller_motion_is_pointer
#undef GTK_EVENT_CONTROLLER_MOTION
#define GTK_EVENT_CONTROLLER_MOTION GTK_DROP_CONTROLLER_MOTION
#endif
static void
quit_cb (GtkWidget *widget,
gpointer unused)
{
g_main_context_wakeup (NULL);
}
static void
enter_annoy_cb (GtkEventController *controller,
double x,
double y)
{
GtkWidget *widget = gtk_event_controller_get_widget (controller);
GtkWindow *window = GTK_WINDOW (gtk_widget_get_root (widget));
g_print ("%15s ENTER %s %g, %g\n",
gtk_window_get_title (window),
gtk_event_controller_motion_contains_pointer (GTK_EVENT_CONTROLLER_MOTION (controller))
? gtk_event_controller_motion_is_pointer (GTK_EVENT_CONTROLLER_MOTION (controller))
? "IS "
: "CONTAIN"
: " ",
x, y);
}
static void
motion_annoy_cb (GtkEventController *controller,
double x,
double y)
{
GtkWidget *widget = gtk_event_controller_get_widget (controller);
GtkWindow *window = GTK_WINDOW (gtk_widget_get_root (widget));
g_print ("%15s MOVE %s %g, %g\n",
gtk_window_get_title (window),
gtk_event_controller_motion_contains_pointer (GTK_EVENT_CONTROLLER_MOTION (controller))
? gtk_event_controller_motion_is_pointer (GTK_EVENT_CONTROLLER_MOTION (controller))
? "IS "
: "CONTAIN"
: " ",
x, y);
}
static void
leave_annoy_cb (GtkEventController *controller)
{
GtkWidget *widget = gtk_event_controller_get_widget (controller);
GtkWindow *window = GTK_WINDOW (gtk_widget_get_root (widget));
g_print ("%15s LEAVE %s\n",
gtk_window_get_title (window),
gtk_event_controller_motion_contains_pointer (GTK_EVENT_CONTROLLER_MOTION (controller))
? gtk_event_controller_motion_is_pointer (GTK_EVENT_CONTROLLER_MOTION (controller))
? "IS "
: "CONTAIN"
: " ");
}
static GtkEventController *
annoying_event_controller_motion_new (void)
{
GtkEventController *controller = gtk_event_controller_motion_new ();
g_signal_connect (controller, "enter", G_CALLBACK (enter_annoy_cb), NULL);
g_signal_connect (controller, "motion", G_CALLBACK (motion_annoy_cb), NULL);
g_signal_connect (controller, "leave", G_CALLBACK (leave_annoy_cb), NULL);
return controller;
}
/*** TEST 1: remove()/add() ***/
static void
enter1_cb (GtkEventController *controller)
{
GtkWidget *box = gtk_event_controller_get_widget (controller);
gtk_box_remove (GTK_BOX (box), gtk_widget_get_first_child (box));
gtk_box_append (GTK_BOX (box), gtk_label_new ("HOVER!"));
}
static void
leave1_cb (GtkEventController *controller)
{
GtkWidget *box = gtk_event_controller_get_widget (controller);
gtk_box_remove (GTK_BOX (box), gtk_widget_get_first_child (box));
gtk_box_append (GTK_BOX (box), gtk_image_new_from_icon_name ("start-here"));
}
static void
test1 (void)
{
GtkWidget *win;
GtkWidget *box;
GtkEventController *controller;
win = gtk_window_new ();
gtk_window_set_default_size (GTK_WINDOW (win), 400, 300);
gtk_window_set_title (GTK_WINDOW (win), "add/remove");
box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, FALSE);
gtk_window_set_child (GTK_WINDOW (win), box);
controller = annoying_event_controller_motion_new ();
g_signal_connect (controller, "enter", G_CALLBACK (enter1_cb), NULL);
g_signal_connect (controller, "leave", G_CALLBACK (leave1_cb), NULL);
gtk_widget_add_controller (box, controller);
gtk_box_append (GTK_BOX (box), gtk_image_new_from_icon_name ("start-here"));
gtk_widget_show (win);
g_signal_connect (win, "destroy", G_CALLBACK (quit_cb), NULL);
}
/*** TEST 2: hide()/show() ***/
static void
enter2_cb (GtkEventController *controller)
{
GtkWidget *box = gtk_event_controller_get_widget (controller);
gtk_widget_hide (gtk_widget_get_first_child (box));
gtk_widget_show (gtk_widget_get_last_child (box));
}
static void
leave2_cb (GtkEventController *controller)
{
GtkWidget *box = gtk_event_controller_get_widget (controller);
gtk_widget_show (gtk_widget_get_first_child (box));
gtk_widget_hide (gtk_widget_get_last_child (box));
}
static void
test2 (void)
{
GtkWidget *win;
GtkWidget *box;
GtkEventController *controller;
win = gtk_window_new ();
gtk_window_set_default_size (GTK_WINDOW (win), 400, 300);
gtk_window_set_title (GTK_WINDOW (win), "show/hide");
box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, FALSE);
gtk_window_set_child (GTK_WINDOW (win), box);
controller = annoying_event_controller_motion_new ();
g_signal_connect (controller, "enter", G_CALLBACK (enter2_cb), NULL);
g_signal_connect (controller, "leave", G_CALLBACK (leave2_cb), NULL);
gtk_widget_add_controller (box, controller);
gtk_box_append (GTK_BOX (box), gtk_image_new_from_icon_name ("start-here"));
gtk_box_append (GTK_BOX (box), gtk_label_new ("HOVER!"));
gtk_widget_hide (gtk_widget_get_last_child (box));
gtk_widget_show (win);
g_signal_connect (win, "destroy", G_CALLBACK (quit_cb), NULL);
}
/*** TEST 3: set_child_visible() ***/
static void
enter3_cb (GtkEventController *controller)
{
GtkWidget *stack = gtk_event_controller_get_widget (controller);
gtk_stack_set_visible_child_name (GTK_STACK (stack), "enter");
}
static void
leave3_cb (GtkEventController *controller)
{
GtkWidget *stack = gtk_event_controller_get_widget (controller);
gtk_stack_set_visible_child_name (GTK_STACK (stack), "leave");
}
static void
test3 (void)
{
GtkWidget *win;
GtkWidget *stack;
GtkEventController *controller;
win = gtk_window_new ();
gtk_window_set_default_size (GTK_WINDOW (win), 400, 300);
gtk_window_set_title (GTK_WINDOW (win), "child-visible");
stack = gtk_stack_new ();
gtk_window_set_child (GTK_WINDOW (win), stack);
controller = annoying_event_controller_motion_new ();
g_signal_connect (controller, "enter", G_CALLBACK (enter3_cb), NULL);
g_signal_connect (controller, "leave", G_CALLBACK (leave3_cb), NULL);
gtk_widget_add_controller (stack, controller);
gtk_stack_add_named (GTK_STACK (stack), gtk_image_new_from_icon_name ("start-here"), "leave");
gtk_stack_add_named (GTK_STACK (stack), gtk_label_new ("HOVER!"), "enter");
gtk_stack_set_visible_child_name (GTK_STACK (stack), "leave");
gtk_widget_show (win);
g_signal_connect (win, "destroy", G_CALLBACK (quit_cb), NULL);
}
/*** TEST 4: move ***/
static void
enter4_cb (GtkEventController *controller)
{
GtkWidget *fixed = gtk_event_controller_get_widget (controller);
gtk_fixed_move (GTK_FIXED (fixed), gtk_widget_get_first_child (fixed), -1000, -1000);
gtk_fixed_move (GTK_FIXED (fixed), gtk_widget_get_last_child (fixed), 0, 0);
}
static void
leave4_cb (GtkEventController *controller)
{
GtkWidget *fixed = gtk_event_controller_get_widget (controller);
gtk_fixed_move (GTK_FIXED (fixed), gtk_widget_get_first_child (fixed), 0, 0);
gtk_fixed_move (GTK_FIXED (fixed), gtk_widget_get_last_child (fixed), -1000, -1000);
}
static void
test4 (void)
{
GtkWidget *win;
GtkWidget *fixed;
GtkEventController *controller;
win = gtk_window_new ();
gtk_window_set_default_size (GTK_WINDOW (win), 400, 300);
gtk_window_set_title (GTK_WINDOW (win), "move");
fixed = gtk_fixed_new ();
gtk_window_set_child (GTK_WINDOW (win), fixed);
controller = annoying_event_controller_motion_new ();
g_signal_connect (controller, "enter", G_CALLBACK (enter4_cb), NULL);
g_signal_connect (controller, "leave", G_CALLBACK (leave4_cb), NULL);
gtk_widget_add_controller (fixed, controller);
gtk_fixed_put (GTK_FIXED (fixed), gtk_image_new_from_icon_name ("start-here"), 0, 0);
gtk_fixed_put (GTK_FIXED (fixed), gtk_label_new ("HOVER!"), -1000, -1000);
gtk_widget_show (win);
g_signal_connect (win, "destroy", G_CALLBACK (quit_cb), NULL);
}
int
main (int argc, char *argv[])
{
GtkCssProvider *provider;
gtk_init ();
provider = gtk_css_provider_new ();
gtk_css_provider_load_from_data (provider,
":hover {"
" box-shadow: inset 0px 0px 0px 1px red;"
" }"
" window :not(.title):hover {"
" background: yellow;"
" }"
" window :not(.title):hover * {"
" background: goldenrod;"
" }",
-1);
gtk_style_context_add_provider_for_display (gdk_display_get_default (), GTK_STYLE_PROVIDER (provider), 800);
g_object_unref (provider);
test1();
test2();
test3();
test4();
while (gtk_window_list_toplevels ())
g_main_context_iteration (NULL, TRUE);
return 0;
}
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