mutter/clutter/cltr-widget.c
2005-05-27 14:02:39 +00:00

251 lines
4.1 KiB
C

#include "cltr-widget.h"
#include "cltr-private.h"
CltrWidget*
cltr_widget_new(void)
{
CltrWidget *w = NULL;
w = g_malloc0(sizeof(CltrWidget));
return w;
}
int
cltr_widget_abs_x(CltrWidget *widget)
{
int x = widget->x;
/* XXX we really need to identify top level window
* this assummes its positioned at 0,0 - but really
* it could be anywhere and need to account for this.
*/
while ((widget = widget->parent) != NULL)
x += widget->x;
return x;
}
int
cltr_widget_abs_y(CltrWidget *widget)
{
int y = widget->y;
while ((widget = widget->parent) != NULL)
y += widget->y;
return y;
}
int
cltr_widget_abs_x2(CltrWidget *widget)
{
return cltr_widget_abs_x(widget) + cltr_widget_width(widget);
}
int
cltr_widget_abs_y2(CltrWidget *widget)
{
return cltr_widget_abs_y(widget) + cltr_widget_height(widget);
}
int
cltr_widget_width(CltrWidget *widget)
{
return widget->width;
}
int
cltr_widget_height(CltrWidget *widget)
{
return widget->height;
}
void
cltr_widget_show(CltrWidget *widget)
{
widget->visible = TRUE;
if (widget->show)
{
widget->show(widget);
}
}
void
cltr_widget_unref(CltrWidget *widget)
{
widget->refcnt--;
if (widget->refcnt < 0 && widget->destroy)
{
widget->destroy(widget);
}
}
/* XXX Focus hacks;
*
* Should not call directly but via cltr_window_focus_widget()
*
* need to sort this out.
*/
void
cltr_widget_focus(CltrWidget *widget)
{
if (widget->focus_in)
{
widget->focus_in(widget);
}
}
void
cltr_widget_unfocus(CltrWidget *widget)
{
if (widget->focus_out)
{
widget->focus_out(widget);
}
}
void
cltr_widget_set_focus_next(CltrWidget *widget,
CltrWidget *widget_to_focus,
CltrDirection direction)
{
switch (direction)
{
case CLTR_NORTH:
widget->focus_next_north = widget_to_focus;
break;
case CLTR_SOUTH:
widget->focus_next_south = widget_to_focus;
break;
case CLTR_EAST:
widget->focus_next_east = widget_to_focus;
break;
case CLTR_WEST:
widget->focus_next_west = widget_to_focus;
break;
}
}
CltrWidget*
cltr_widget_get_focus_next(CltrWidget *widget,
CltrDirection direction)
{
switch (direction)
{
case CLTR_NORTH:
return widget->focus_next_north;
case CLTR_SOUTH:
return widget->focus_next_south;
case CLTR_EAST:
return widget->focus_next_east;
case CLTR_WEST:
return widget->focus_next_west;
}
return NULL;
}
void
cltr_widget_show_all(CltrWidget *widget)
{
GList *widget_item = widget->children;;
if (widget_item)
{
do
{
CltrWidget *child = CLTR_WIDGET(widget_item->data);
cltr_widget_show(child);
cltr_widget_show_all(child);
}
while ((widget_item = g_list_next(widget_item)) != NULL);
}
cltr_widget_show(widget);
}
void
cltr_widget_add_child(CltrWidget *widget, CltrWidget *child, int x, int y)
{
widget->children = g_list_append(widget->children, child);
child->parent = widget;
child->x = x;
child->y = y;
}
void
cltr_widget_remove_child(CltrWidget *widget, CltrWidget *child)
{
widget->children = g_list_remove(widget->children, child);
child->parent = NULL;
child->x = 0;
child->y = 0;
}
void
cltr_widget_hide(CltrWidget *widget)
{
widget->visible = FALSE;
}
void
cltr_widget_paint(CltrWidget *widget)
{
if (widget->visible)
{
GList *child_item = widget->children;;
if (widget->paint)
widget->paint(widget);
/* Recurse down */
if (child_item)
{
do
{
CltrWidget *child = CLTR_WIDGET(child_item->data);
if (child->visible)
cltr_widget_paint(child);
}
while ((child_item = g_list_next(child_item)) != NULL);
}
}
}
void
cltr_widget_queue_paint(CltrWidget *widget)
{
ClutterMainContext *ctx = CLTR_CONTEXT();
g_async_queue_push (ctx->internal_event_q, (gpointer)widget);
}
gboolean
cltr_widget_handle_xevent(CltrWidget *widget, XEvent *xev)
{
if (!widget->visible)
return FALSE;
if (widget && widget->xevent_handler)
return widget->xevent_handler(widget, xev);
return FALSE;
}