JNIEXPORT void JNICALL
Java_gnu_java_awt_peer_gtk_GdkGraphics_copyState
(JNIEnv *env, jobject obj, jobject old)
{
struct graphics *g, *g_old;
g = (struct graphics *) malloc (sizeof (struct graphics));
g_old = (struct graphics *) NSA_GET_PTR (env, old);
*g = *g_old;
gdk_threads_enter ();
g->gc = gdk_gc_new (g->drawable);
gdk_gc_copy (g->gc, g_old->gc);
if (GDK_STABLE_IS_PIXMAP (g->drawable))
gdk_pixmap_ref (g->drawable);
else /* GDK_IS_WINDOW (g->drawable) */
gdk_window_ref (g->drawable);
gdk_colormap_ref (g->cm);
gdk_threads_leave ();
NSA_SET_PTR (env, obj, g);
}
/* copy the native state of the peer (GtkWidget *) to the native state
of the graphics object */
JNIEXPORT void JNICALL
Java_gnu_java_awt_peer_gtk_GdkGraphics_initState__Lgnu_java_awt_peer_gtk_GtkComponentPeer_2
(JNIEnv *env, jobject obj, jobject peer)
{
struct graphics *g = (struct graphics *) malloc (sizeof (struct graphics));
void *ptr;
GtkWidget *widget;
GdkColor color;
ptr = NSA_GET_PTR (env, peer);
g->x_offset = g->y_offset = 0;
gdk_threads_enter ();
widget = GTK_WIDGET (ptr);
g->drawable = (GdkDrawable *) widget->window;
gdk_window_ref (g->drawable);
g->cm = gtk_widget_get_colormap (widget);
gdk_colormap_ref (g->cm);
g->gc = gdk_gc_new (g->drawable);
gdk_gc_copy (g->gc, widget->style->fg_gc[GTK_STATE_NORMAL]);
color = widget->style->fg[GTK_STATE_NORMAL];
gdk_threads_leave ();
NSA_SET_PTR (env, obj, g);
}
SV * newSVGdkWindow(GdkWindow * value) {
int n = 0;
SV * result;
result = newSVMiscRef(value,
(value && (gdk_window_get_type(value) == GDK_WINDOW_PIXMAP)) ?
"Gtk::Gdk::Pixmap" :
"Gtk::Gdk::Window"
, &n);
if (n && value)
gdk_window_ref(value);
return result;
}
GdkEvent *gdk_event_copy(GdkEvent * event)
{
GdkEvent *new_event;
g_return_val_if_fail(event != NULL, NULL);
new_event = gdk_event_new();
*new_event = *event;
gdk_window_ref(new_event->any.window);
switch (event->any.type) {
case GDK_KEY_PRESS:
case GDK_KEY_RELEASE:
new_event->key.string = g_strdup(event->key.string);
break;
case GDK_ENTER_NOTIFY:
case GDK_LEAVE_NOTIFY:
if (event->crossing.subwindow != NULL)
gdk_window_ref(event->crossing.subwindow);
break;
case GDK_DRAG_ENTER:
case GDK_DRAG_LEAVE:
case GDK_DRAG_MOTION:
case GDK_DRAG_STATUS:
case GDK_DROP_START:
case GDK_DROP_FINISHED:
gdk_drag_context_ref(event->dnd.context);
break;
default:
break;
}
return new_event;
}
void
gtk_pizza_scroll (GtkPizza *pizza, gint dx, gint dy)
{
GtkWidget *widget;
XEvent xevent;
XID win;
gint x,y,w,h,border;
widget = GTK_WIDGET (pizza);
pizza->xoffset += dx;
pizza->yoffset += dy;
if (!GTK_WIDGET_MAPPED (pizza))
{
gtk_pizza_position_children (pizza);
return;
}
gtk_pizza_adjust_allocations (pizza, -dx, -dy);
if (pizza->shadow_type == GTK_MYSHADOW_NONE)
border = 0;
else
if (pizza->shadow_type == GTK_MYSHADOW_THIN)
border = 1;
else
border = 2;
x = 0;
y = 0;
w = widget->allocation.width - 2*border;
h = widget->allocation.height - 2*border;
if (dx > 0)
{
if (gravity_works)
{
gdk_window_resize (pizza->bin_window,
w + dx,
h);
gdk_window_move (pizza->bin_window, x-dx, y);
gdk_window_move_resize (pizza->bin_window, x, y, w, h );
}
else
{
/* FIXME */
}
}
else if (dx < 0)
{
if (gravity_works)
{
gdk_window_move_resize (pizza->bin_window,
x + dx,
y,
w - dx,
h);
gdk_window_move (pizza->bin_window, x, y);
gdk_window_resize (pizza->bin_window, w, h );
}
else
{
/* FIXME */
}
}
if (dy > 0)
{
if (gravity_works)
{
gdk_window_resize (pizza->bin_window, w, h + dy);
gdk_window_move (pizza->bin_window, x, y-dy);
gdk_window_move_resize (pizza->bin_window,
x, y, w, h );
}
else
{
/* FIXME */
}
}
else if (dy < 0)
{
if (gravity_works)
{
gdk_window_move_resize (pizza->bin_window,
x, y+dy, w, h - dy );
gdk_window_move (pizza->bin_window, x, y);
gdk_window_resize (pizza->bin_window, w, h );
}
else
{
/* FIXME */
}
}
gtk_pizza_position_children (pizza);
gdk_flush();
win = GDK_WINDOW_XWINDOW (pizza->bin_window);
while (XCheckIfEvent(GDK_WINDOW_XDISPLAY (pizza->bin_window),
&xevent,
gtk_pizza_expose_predicate,
(XPointer)&win))
{
GdkEvent event;
GtkWidget *event_widget;
if ((xevent.xany.window == GDK_WINDOW_XWINDOW (pizza->bin_window)) )
gtk_pizza_filter (&xevent, &event, pizza);
if (xevent.type == Expose)
{
event.expose.window = gdk_window_lookup (xevent.xany.window);
gdk_window_get_user_data (event.expose.window,
(gpointer *)&event_widget);
if (event_widget)
{
event.expose.type = GDK_EXPOSE;
event.expose.area.x = xevent.xexpose.x;
event.expose.area.y = xevent.xexpose.y;
event.expose.area.width = xevent.xexpose.width;
event.expose.area.height = xevent.xexpose.height;
event.expose.count = xevent.xexpose.count;
gdk_window_ref (event.expose.window);
gtk_widget_event (event_widget, &event);
gdk_window_unref (event.expose.window);
}
}
}
}
