/* ///////////////////////////////////////////////////////////////////////////
// Name: win_gtk.c
-// Purpose: Native GTK+ widget for wxWindows, based on GtkLayout and
+// Purpose: Native GTK+ widget for wxWidgets, based on GtkLayout and
// GtkFixed. It makes use of the gravity window property and
// therefore does not work with GTK 1.0.
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
-// Licence: wxWindows licence
+// Licence: wxWidgets licence
/////////////////////////////////////////////////////////////////////////// */
#ifdef VMS
extern "C" {
#endif /* __cplusplus */
+#ifndef __WXGTK20__
+
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#define IS_ONSCREEN(x,y) ((x >= G_MINSHORT) && (x <= G_MAXSHORT) && \
(y >= G_MINSHORT) && (y <= G_MAXSHORT))
+#endif
+
typedef struct _GtkPizzaAdjData GtkPizzaAdjData;
struct _GtkPizzaAdjData
GtkRequisition *requisition);
static void gtk_pizza_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
+#ifndef __WXGTK20__
static void gtk_pizza_draw (GtkWidget *widget,
GdkRectangle *area);
+#endif /* __WXGTK20__ */
static gint gtk_pizza_expose (GtkWidget *widget,
GdkEventExpose *event);
+static void gtk_pizza_style_set (GtkWidget *widget,
+ GtkStyle *previous_style);
static void gtk_pizza_add (GtkContainer *container,
GtkWidget *widget);
static void gtk_pizza_remove (GtkContainer *container,
gboolean include_internals,
GtkCallback callback,
gpointer callback_data);
-
-static void gtk_pizza_position_child (GtkPizza *pizza,
- GtkPizzaChild *child);
+
static void gtk_pizza_allocate_child (GtkPizza *pizza,
GtkPizzaChild *child);
-static void gtk_pizza_position_children (GtkPizza *pizza);
-
static void gtk_pizza_adjust_allocations_recurse (GtkWidget *widget,
gpointer cb_data);
-static void gtk_pizza_adjust_allocations (GtkPizza *pizza,
- gint dx,
- gint dy);
-
-
-/* unused */
-#if 0
-static void gtk_pizza_expose_area (GtkPizza *pizza,
- gint x,
- gint y,
- gint width,
- gint height);
-static void gtk_pizza_adjustment_changed (GtkAdjustment *adjustment,
- GtkPizza *pizza);
-#endif
+
+#ifndef __WXGTK20__
+static void gtk_pizza_position_child (GtkPizza *pizza,
+ GtkPizzaChild *child);
+static void gtk_pizza_position_children (GtkPizza *pizza);
static GdkFilterReturn gtk_pizza_filter (GdkXEvent *gdk_xevent,
GdkEvent *event,
static GdkFilterReturn gtk_pizza_main_filter (GdkXEvent *gdk_xevent,
GdkEvent *event,
gpointer data);
-
+#endif /* __WXGTK20__ */
static GtkType gtk_pizza_child_type (GtkContainer *container);
GtkAdjustment *vadj);
-static GtkContainerClass *parent_class = NULL;
+#ifdef __WXGTK20__
+ GtkContainerClass *pizza_parent_class = NULL;
+#else
+static GtkContainerClass *pizza_parent_class = NULL;
+#endif
+
static gboolean gravity_works;
-guint
+GtkType
gtk_pizza_get_type ()
{
- static guint pizza_type = 0;
+ static GtkType pizza_type = 0;
if (!pizza_type)
{
+
+#ifdef __WXGTK20__
+ static const GTypeInfo pizza_info =
+ {
+ sizeof (GtkPizzaClass),
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) gtk_pizza_class_init,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (GtkPizza),
+ 16, /* n_preallocs */
+ (GInstanceInitFunc) gtk_pizza_init,
+ };
+ pizza_type = g_type_register_static (GTK_TYPE_CONTAINER, "GtkPizza", &pizza_info, 0);
+#else
GtkTypeInfo pizza_info =
{
- "GtkPizza",
- sizeof (GtkPizza),
- sizeof (GtkPizzaClass),
- (GtkClassInitFunc) gtk_pizza_class_init,
- (GtkObjectInitFunc) gtk_pizza_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
+ "GtkPizza",
+ sizeof (GtkPizza),
+ sizeof (GtkPizzaClass),
+ (GtkClassInitFunc) gtk_pizza_class_init,
+ (GtkObjectInitFunc) gtk_pizza_init,
+ /* reserved_1 */ NULL,
+ /* reserved_2 */ NULL,
+ (GtkClassInitFunc) NULL,
};
pizza_type = gtk_type_unique (gtk_container_get_type (), &pizza_info);
+#endif
}
return pizza_type;
}
+#if __WXGTK20__
+/* Marshaller needed for set_scroll_adjustments signal,
+ generated with GLib-2.4.6 glib-genmarshal */
+#define g_marshal_value_peek_object(v) g_value_get_object (v)
+static void
+g_cclosure_user_marshal_VOID__OBJECT_OBJECT (GClosure *closure,
+ GValue *return_value,
+ guint n_param_values,
+ const GValue *param_values,
+ gpointer invocation_hint,
+ gpointer marshal_data)
+{
+ typedef void (*GMarshalFunc_VOID__OBJECT_OBJECT) (gpointer data1,
+ gpointer arg_1,
+ gpointer arg_2,
+ gpointer data2);
+ register GMarshalFunc_VOID__OBJECT_OBJECT callback;
+ register GCClosure *cc = (GCClosure*) closure;
+ register gpointer data1, data2;
+
+ g_return_if_fail (n_param_values == 3);
+
+ if (G_CCLOSURE_SWAP_DATA (closure))
+ {
+ data1 = closure->data;
+ data2 = g_value_peek_pointer (param_values + 0);
+ }
+ else
+ {
+ data1 = g_value_peek_pointer (param_values + 0);
+ data2 = closure->data;
+ }
+ callback = (GMarshalFunc_VOID__OBJECT_OBJECT) (marshal_data ? marshal_data : cc->callback);
+
+ callback (data1,
+ g_marshal_value_peek_object (param_values + 1),
+ g_marshal_value_peek_object (param_values + 2),
+ data2);
+}
+#endif /* __WXGTK20__ */
+
static void
gtk_pizza_class_init (GtkPizzaClass *klass)
{
object_class = (GtkObjectClass*) klass;
widget_class = (GtkWidgetClass*) klass;
container_class = (GtkContainerClass*) klass;
- parent_class = gtk_type_class (GTK_TYPE_CONTAINER);
+ pizza_parent_class = gtk_type_class (GTK_TYPE_CONTAINER);
widget_class->map = gtk_pizza_map;
widget_class->realize = gtk_pizza_realize;
widget_class->unrealize = gtk_pizza_unrealize;
widget_class->size_request = gtk_pizza_size_request;
widget_class->size_allocate = gtk_pizza_size_allocate;
+#ifndef __WXGTK20__
widget_class->draw = gtk_pizza_draw;
+#endif
widget_class->expose_event = gtk_pizza_expose;
+ widget_class->style_set = gtk_pizza_style_set;
container_class->add = gtk_pizza_add;
container_class->remove = gtk_pizza_remove;
klass->set_scroll_adjustments = gtk_pizza_scroll_set_adjustments;
widget_class->set_scroll_adjustments_signal =
+#if __WXGTK20__
+ g_signal_new(
+ "set_scroll_adjustments",
+ G_TYPE_FROM_CLASS(object_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET(GtkPizzaClass, set_scroll_adjustments),
+ NULL,
+ NULL,
+ g_cclosure_user_marshal_VOID__OBJECT_OBJECT,
+ G_TYPE_NONE,
+ 2,
+ GTK_TYPE_ADJUSTMENT,
+ GTK_TYPE_ADJUSTMENT);
+#else
gtk_signal_new ("set_scroll_adjustments",
GTK_RUN_LAST,
-
-#ifdef __WXGTK20__
- GTK_CLASS_TYPE(object_class),
-#else
object_class->type,
-#endif
GTK_SIGNAL_OFFSET (GtkPizzaClass, set_scroll_adjustments),
gtk_marshal_NONE__POINTER_POINTER,
GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT);
+#endif /* __WXGTK20__ */
}
static GtkType
pizza->children = g_list_append (pizza->children, child_info);
- gtk_widget_set_parent (widget, GTK_WIDGET (pizza));
-
if (GTK_WIDGET_REALIZED (pizza))
gtk_widget_set_parent_window (widget, pizza->bin_window);
+ gtk_widget_set_parent (widget, GTK_WIDGET (pizza));
+
#ifndef __WXGTK20__ /* FIXME? */
if (!IS_ONSCREEN (x, y))
GTK_PRIVATE_SET_FLAG (widget, GTK_IS_OFFSCREEN);
#endif
-/*
- if (GTK_WIDGET_REALIZED (pizza))
- gtk_widget_realize (widget);
-*/
-
gtk_widget_set_usize (widget, width, height);
-
-/*
- if (GTK_WIDGET_VISIBLE (pizza) && GTK_WIDGET_VISIBLE (widget))
- {
- if (GTK_WIDGET_MAPPED (pizza))
- gtk_widget_map (widget);
-
- gtk_widget_queue_resize (widget);
- }
-*/
}
void
child->x = x;
child->y = y;
-
+
if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza))
gtk_widget_queue_resize (widget);
break;
g_return_if_fail (GTK_IS_PIZZA (widget));
pizza = GTK_PIZZA (widget);
-
GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
attributes.window_type = GDK_WINDOW_CHILD;
attributes.event_mask = gtk_widget_get_events (widget);
attributes.event_mask |= GDK_EXPOSURE_MASK |
+#ifdef __WXGTK20__
+ GDK_SCROLL_MASK |
+#endif
GDK_POINTER_MOTION_MASK |
GDK_POINTER_MOTION_HINT_MASK |
GDK_BUTTON_MOTION_MASK |
widget->style = gtk_style_attach (widget->style, widget->window);
gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
gtk_style_set_background (widget->style, pizza->bin_window, GTK_STATE_NORMAL );
-
+
/*
gdk_window_set_back_pixmap( widget->window, NULL, FALSE );
gdk_window_set_back_pixmap( pizza->bin_window, NULL, FALSE );
*/
+#ifndef __WXGTK20__
/* add filters for intercepting visibility and expose events */
gdk_window_add_filter (widget->window, gtk_pizza_main_filter, pizza);
gdk_window_add_filter (pizza->bin_window, gtk_pizza_filter, pizza);
+#endif
/* we NEED gravity or we'll give up */
gravity_works = gdk_window_set_static_gravities (pizza->bin_window, TRUE);
gdk_window_destroy (pizza->bin_window);
pizza->bin_window = NULL;
- if (GTK_WIDGET_CLASS (parent_class)->unrealize)
- (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
+ if (GTK_WIDGET_CLASS (pizza_parent_class)->unrealize)
+ (* GTK_WIDGET_CLASS (pizza_parent_class)->unrealize) (widget);
}
static void
child = children->data;
children = children->next;
+#ifndef __WXGTK20__
gtk_pizza_position_child (pizza, child);
+#endif
gtk_pizza_allocate_child (pizza, child);
}
}
+#ifndef __WXGTK20__
+
static void
gtk_pizza_draw (GtkWidget *widget,
GdkRectangle *area)
}
}
+#endif /* __WXGTK20__ */
+
static gint
gtk_pizza_expose (GtkWidget *widget,
GdkEventExpose *event)
{
GtkPizza *pizza;
+#ifndef __WXGTK20__
GtkPizzaChild *child;
GdkEventExpose child_event;
GList *children;
+#endif
g_return_val_if_fail (widget != NULL, FALSE);
g_return_val_if_fail (GTK_IS_PIZZA (widget), FALSE);
pizza = GTK_PIZZA (widget);
- /* Sometimes, We handle all expose events in window.cpp now. */
- if (pizza->external_expose)
+ if (event->window != pizza->bin_window)
return FALSE;
- if (event->window != pizza->bin_window)
+ /* We handle all expose events in window.cpp now. */
+ if (pizza->external_expose)
return FALSE;
+#ifdef __WXGTK20__
+
+ (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, event);
+
+ return FALSE;
+
+#else
+
children = pizza->children;
while (children)
{
gtk_widget_event (child->widget, (GdkEvent*) &child_event);
}
}
-
+
return TRUE;
+
+#endif
+}
+
+static void
+gtk_pizza_style_set(GtkWidget *widget, GtkStyle *previous_style)
+{
+ if (GTK_WIDGET_REALIZED(widget))
+ {
+ gtk_style_set_background(widget->style, widget->window, GTK_STATE_NORMAL);
+ gtk_style_set_background(widget->style, GTK_PIZZA(widget)->bin_window, GTK_STATE_NORMAL );
+ }
+
+ (* GTK_WIDGET_CLASS (pizza_parent_class)->style_set) (widget, previous_style);
}
static void
g_return_if_fail (container != NULL);
g_return_if_fail (GTK_IS_PIZZA (container));
- g_return_if_fail (callback != NULL);
+ g_return_if_fail (callback != (GtkCallback)NULL);
pizza = GTK_PIZZA (container);
}
}
-
-/* Operations on children
- */
-
-static void
-gtk_pizza_position_child (GtkPizza *pizza,
- GtkPizzaChild *child)
-{
- gint x;
- gint y;
-
- x = child->x - pizza->xoffset;
- y = child->y - pizza->yoffset;
-
- if (IS_ONSCREEN (x,y))
- {
- if (GTK_WIDGET_MAPPED (pizza) &&
- GTK_WIDGET_VISIBLE (child->widget))
- {
- if (!GTK_WIDGET_MAPPED (child->widget))
- gtk_widget_map (child->widget);
- }
-
-#ifndef __WXGTK20__
- if (GTK_WIDGET_IS_OFFSCREEN (child->widget))
- GTK_PRIVATE_UNSET_FLAG (child->widget, GTK_IS_OFFSCREEN);
-#endif
- }
- else
- {
-#ifndef __WXGTK20__
- if (!GTK_WIDGET_IS_OFFSCREEN (child->widget))
- GTK_PRIVATE_SET_FLAG (child->widget, GTK_IS_OFFSCREEN);
-#endif
-
- if (GTK_WIDGET_MAPPED (child->widget))
- gtk_widget_unmap (child->widget);
- }
-}
-
static void
gtk_pizza_allocate_child (GtkPizza *pizza,
GtkPizzaChild *child)
gtk_widget_size_allocate (child->widget, &allocation);
}
-static void
-gtk_pizza_position_children (GtkPizza *pizza)
-{
- GList *tmp_list;
-
- tmp_list = pizza->children;
- while (tmp_list)
- {
- GtkPizzaChild *child = tmp_list->data;
- tmp_list = tmp_list->next;
-
- gtk_pizza_position_child (pizza, child);
- }
-}
-
static void
gtk_pizza_adjust_allocations_recurse (GtkWidget *widget,
gpointer cb_data)
}
}
-/* Callbacks */
-
-/* unused */
-#if 0
-/* Send a synthetic expose event to the widget
- */
+#ifndef __WXGTK20__
static void
-gtk_pizza_expose_area (GtkPizza *pizza,
- gint x, gint y, gint width, gint height)
+gtk_pizza_position_child (GtkPizza *pizza,
+ GtkPizzaChild *child)
{
- if (pizza->visibility == GDK_VISIBILITY_UNOBSCURED)
- {
- GdkEventExpose event;
+ gint x;
+ gint y;
- event.type = GDK_EXPOSE;
- event.send_event = TRUE;
- event.window = pizza->bin_window;
- event.count = 0;
+ x = child->x - pizza->xoffset;
+ y = child->y - pizza->yoffset;
- event.area.x = x;
- event.area.y = y;
- event.area.width = width;
- event.area.height = height;
+ if (IS_ONSCREEN (x,y))
+ {
+ if (GTK_WIDGET_MAPPED (pizza) &&
+ GTK_WIDGET_VISIBLE (child->widget))
+ {
+ if (!GTK_WIDGET_MAPPED (child->widget))
+ gtk_widget_map (child->widget);
+ }
+
+ if (GTK_WIDGET_IS_OFFSCREEN (child->widget))
+ GTK_PRIVATE_UNSET_FLAG (child->widget, GTK_IS_OFFSCREEN);
+ }
+ else
+ {
+ if (!GTK_WIDGET_IS_OFFSCREEN (child->widget))
+ GTK_PRIVATE_SET_FLAG (child->widget, GTK_IS_OFFSCREEN);
- gdk_window_ref (event.window);
- gtk_widget_event (GTK_WIDGET (pizza), (GdkEvent *)&event);
- gdk_window_unref (event.window);
+ if (GTK_WIDGET_MAPPED (child->widget))
+ gtk_widget_unmap (child->widget);
}
}
-#endif /* unused */
-/* This function is used to find events to process while scrolling
- */
+static void
+gtk_pizza_position_children (GtkPizza *pizza)
+{
+ GList *tmp_list;
+ tmp_list = pizza->children;
+ while (tmp_list)
+ {
+ GtkPizzaChild *child = tmp_list->data;
+ tmp_list = tmp_list->next;
+
+ gtk_pizza_position_child (pizza, child);
+ }
+}
+
+/* This function is used to find events to process while scrolling */
static Bool
gtk_pizza_expose_predicate (Display *display,
XEvent *xevent,
else
return False;
}
+#endif /* __WXGTK20__ */
/* This is the main routine to do the scrolling. Scrolling is
* done by "Guffaw" scrolling, as in the Mozilla XFE, with
void
gtk_pizza_scroll (GtkPizza *pizza, gint dx, gint dy)
{
+#ifdef __WXGTK20__
+ pizza->xoffset += dx;
+ pizza->yoffset += dy;
+
+ gtk_pizza_adjust_allocations (pizza, -dx, -dy);
+
+ if (pizza->bin_window)
+ gdk_window_scroll( pizza->bin_window, -dx, -dy );
+#else
GtkWidget *widget;
XEvent xevent;
+ XID win;
gint x,y,w,h,border;
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)&GDK_WINDOW_XWINDOW (pizza->bin_window)))
+ (XPointer)&win))
{
GdkEvent event;
GtkWidget *event_widget;
}
}
}
+#endif /* __WXGTK20__ */
}
+
+#ifndef __WXGTK20__
/* The main event filter. Actually, we probably don't really need
* to install this as a filter at all, since we are calling it
* directly above in the expose-handling hack. But in case scrollbars
return GDK_FILTER_CONTINUE;
}
+#endif /* __WXGTK20__ */
#ifdef __cplusplus
projects / wxWidgets.git / blobdiff