/* ///////////////////////////////////////////////////////////////////////////
-// Name: win_gtk.c
-// Purpose: Native GTK+ widget for wxWindows, based on GtkLayout and
+// Name: src/gtk/win_gtk.c
+// 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
+#define XCheckIfEvent XCHECKIFEVENT
+#endif
+
+#include "wx/platform.h"
#include "wx/gtk/win_gtk.h"
#include "gtk/gtksignal.h"
#include "gtk/gtkprivate.h"
extern "C" {
#endif /* __cplusplus */
-#define IS_ONSCREEN(x,y) ((x >= G_MINSHORT) && (x <= G_MAXSHORT) && \
- (y >= G_MINSHORT) && (y <= G_MAXSHORT))
-
-typedef struct _GtkMyFixedAdjData GtkMyFixedAdjData;
-typedef struct _GtkMyFixedChild GtkMyFixedChild;
+typedef struct _GtkPizzaAdjData GtkPizzaAdjData;
-struct _GtkMyFixedAdjData
+struct _GtkPizzaAdjData
{
gint dx;
gint dy;
};
-struct _GtkMyFixedChild
-{
- GtkWidget *widget;
- gint x;
- gint y;
- gint width;
- gint height;
-};
+static void gtk_pizza_class_init (GtkPizzaClass *klass);
+static void gtk_pizza_init (GtkPizza *pizza);
+
+static void gtk_pizza_realize (GtkWidget *widget);
+static void gtk_pizza_unrealize (GtkWidget *widget);
+
+static void gtk_pizza_map (GtkWidget *widget);
+
+static void gtk_pizza_size_request (GtkWidget *widget,
+ GtkRequisition *requisition);
+static void gtk_pizza_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+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,
+ GtkWidget *widget);
+static void gtk_pizza_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data);
+
+static void gtk_pizza_allocate_child (GtkPizza *pizza,
+ GtkPizzaChild *child);
+static void gtk_pizza_adjust_allocations_recurse (GtkWidget *widget,
+ gpointer cb_data);
-static void gtk_myfixed_class_init (GtkMyFixedClass *klass);
-static void gtk_myfixed_init (GtkMyFixed *myfixed);
-
-static void gtk_myfixed_realize (GtkWidget *widget);
-static void gtk_myfixed_unrealize (GtkWidget *widget);
-
-static void gtk_myfixed_map (GtkWidget *widget);
-
-static void gtk_myfixed_size_request (GtkWidget *widget,
- GtkRequisition *requisition);
-static void gtk_myfixed_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
-static void gtk_myfixed_draw (GtkWidget *widget,
- GdkRectangle *area);
-static gint gtk_myfixed_expose (GtkWidget *widget,
- GdkEventExpose *event);
-static void gtk_myfixed_add (GtkContainer *container,
- GtkWidget *widget);
-static void gtk_myfixed_remove (GtkContainer *container,
- GtkWidget *widget);
-static void gtk_myfixed_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- gpointer callback_data);
-
-static void gtk_myfixed_position_child (GtkMyFixed *myfixed,
- GtkMyFixedChild *child);
-static void gtk_myfixed_allocate_child (GtkMyFixed *myfixed,
- GtkMyFixedChild *child);
-static void gtk_myfixed_position_children (GtkMyFixed *myfixed);
-
-static void gtk_myfixed_adjust_allocations_recurse (GtkWidget *widget,
- gpointer cb_data);
-static void gtk_myfixed_adjust_allocations (GtkMyFixed *myfixed,
- gint dx,
- gint dy);
-
-
-static void gtk_myfixed_expose_area (GtkMyFixed *myfixed,
- gint x,
- gint y,
- gint width,
- gint height);
-static void gtk_myfixed_adjustment_changed (GtkAdjustment *adjustment,
- GtkMyFixed *myfixed);
-static GdkFilterReturn gtk_myfixed_filter (GdkXEvent *gdk_xevent,
- GdkEvent *event,
- gpointer data);
-static GdkFilterReturn gtk_myfixed_main_filter (GdkXEvent *gdk_xevent,
- GdkEvent *event,
- gpointer data);
-
-
-static GtkType gtk_myfixed_child_type (GtkContainer *container);
-
-static void gtk_myfixed_scroll_set_adjustments (GtkMyFixed *myfixed,
- GtkAdjustment *hadj,
- GtkAdjustment *vadj);
-
-
-static GtkContainerClass *parent_class = NULL;
-static gboolean gravity_works;
-
-guint
-gtk_myfixed_get_type ()
+static GtkType gtk_pizza_child_type (GtkContainer *container);
+
+static void gtk_pizza_scroll_set_adjustments (GtkPizza *pizza,
+ GtkAdjustment *hadj,
+ GtkAdjustment *vadj);
+
+/* static */
+GtkContainerClass *pizza_parent_class = NULL;
+
+GtkType
+gtk_pizza_get_type ()
{
- static guint myfixed_type = 0;
+ static GtkType pizza_type = 0;
- if (!myfixed_type)
+ if (!pizza_type)
{
- GtkTypeInfo myfixed_info =
+ static const GTypeInfo pizza_info =
{
- "GtkMyFixed",
- sizeof (GtkMyFixed),
- sizeof (GtkMyFixedClass),
- (GtkClassInitFunc) gtk_myfixed_class_init,
- (GtkObjectInitFunc) gtk_myfixed_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
+ 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,
};
- myfixed_type = gtk_type_unique (gtk_container_get_type (), &myfixed_info);
+ pizza_type = g_type_register_static (GTK_TYPE_CONTAINER, "GtkPizza", &pizza_info, (GTypeFlags)0);
+ }
+
+ return pizza_type;
+}
+
+/* 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;
}
-
- return myfixed_type;
+ 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);
}
static void
-gtk_myfixed_class_init (GtkMyFixedClass *klass)
+gtk_pizza_class_init (GtkPizzaClass *klass)
{
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
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_myfixed_map;
- widget_class->realize = gtk_myfixed_realize;
- widget_class->unrealize = gtk_myfixed_unrealize;
- widget_class->size_request = gtk_myfixed_size_request;
- widget_class->size_allocate = gtk_myfixed_size_allocate;
- widget_class->draw = gtk_myfixed_draw;
- widget_class->expose_event = gtk_myfixed_expose;
+ 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;
+ widget_class->expose_event = gtk_pizza_expose;
+ widget_class->style_set = gtk_pizza_style_set;
- container_class->add = gtk_myfixed_add;
- container_class->remove = gtk_myfixed_remove;
- container_class->forall = gtk_myfixed_forall;
+ container_class->add = gtk_pizza_add;
+ container_class->remove = gtk_pizza_remove;
+ container_class->forall = gtk_pizza_forall;
- container_class->child_type = gtk_myfixed_child_type;
+ container_class->child_type = gtk_pizza_child_type;
- klass->set_scroll_adjustments = gtk_myfixed_scroll_set_adjustments;
+ klass->set_scroll_adjustments = gtk_pizza_scroll_set_adjustments;
widget_class->set_scroll_adjustments_signal =
- gtk_signal_new ("set_scroll_adjustments",
- GTK_RUN_LAST,
- object_class->type,
- GTK_SIGNAL_OFFSET (GtkMyFixedClass, set_scroll_adjustments),
- gtk_marshal_NONE__POINTER_POINTER,
- GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT);
+ 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);
}
static GtkType
-gtk_myfixed_child_type (GtkContainer *container)
+gtk_pizza_child_type (GtkContainer *container)
{
return GTK_TYPE_WIDGET;
}
static void
-gtk_myfixed_init (GtkMyFixed *myfixed)
+gtk_pizza_init (GtkPizza *pizza)
{
- GTK_WIDGET_UNSET_FLAGS (myfixed, GTK_NO_WINDOW);
-
- myfixed->shadow_type = GTK_MYSHADOW_NONE;
-
- myfixed->children = NULL;
-
- myfixed->width = 20;
- myfixed->height = 20;
-
- myfixed->bin_window = NULL;
-
- myfixed->configure_serial = 0;
- myfixed->scroll_x = 0;
- myfixed->scroll_y = 0;
- myfixed->visibility = GDK_VISIBILITY_PARTIAL;
-
- myfixed->clear_on_draw = TRUE;
+ GTK_WIDGET_UNSET_FLAGS (pizza, GTK_NO_WINDOW);
+
+ pizza->shadow_type = GTK_MYSHADOW_NONE;
+
+ pizza->children = NULL;
+
+ pizza->width = 20;
+ pizza->height = 20;
+
+ pizza->bin_window = NULL;
+
+ pizza->xoffset = 0;
+ pizza->yoffset = 0;
+
+ pizza->configure_serial = 0;
+ pizza->scroll_x = 0;
+ pizza->scroll_y = 0;
+ pizza->visibility = GDK_VISIBILITY_PARTIAL;
+
+ pizza->clear_on_draw = TRUE;
+ pizza->use_filter = TRUE;
+ pizza->external_expose = FALSE;
}
GtkWidget*
-gtk_myfixed_new ()
+gtk_pizza_new ()
{
- GtkMyFixed *myfixed;
+ GtkPizza *pizza;
+
+ pizza = gtk_type_new (gtk_pizza_get_type ());
- myfixed = gtk_type_new (gtk_myfixed_get_type ());
-
- return GTK_WIDGET (myfixed);
+ return GTK_WIDGET (pizza);
}
-void
-gtk_myfixed_scroll_set_adjustments (GtkMyFixed *myfixed,
- GtkAdjustment *hadj,
- GtkAdjustment *vadj)
+static void
+gtk_pizza_scroll_set_adjustments (GtkPizza *pizza,
+ GtkAdjustment *hadj,
+ GtkAdjustment *vadj)
{
/* We handle scrolling in the wxScrolledWindow, not here. */
}
-void
-gtk_myfixed_set_shadow_type (GtkMyFixed *myfixed,
- GtkMyShadowType type)
+void
+gtk_pizza_set_shadow_type (GtkPizza *pizza,
+ GtkMyShadowType type)
{
- g_return_if_fail (myfixed != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (myfixed));
+ g_return_if_fail (pizza != NULL);
+ g_return_if_fail (GTK_IS_PIZZA (pizza));
- if ((GtkMyShadowType) myfixed->shadow_type != type)
+ if ((GtkMyShadowType) pizza->shadow_type != type)
{
- myfixed->shadow_type = type;
+ pizza->shadow_type = type;
- if (GTK_WIDGET_VISIBLE (myfixed))
- {
- gtk_widget_size_allocate (GTK_WIDGET (myfixed), &(GTK_WIDGET (myfixed)->allocation));
- gtk_widget_queue_draw (GTK_WIDGET (myfixed));
- }
+ if (GTK_WIDGET_VISIBLE (pizza))
+ {
+ gtk_widget_size_allocate (GTK_WIDGET (pizza), &(GTK_WIDGET (pizza)->allocation));
+ gtk_widget_queue_draw (GTK_WIDGET (pizza));
+ }
}
}
-void
-gtk_my_fixed_set_clear (GtkMyFixed *myfixed,
- gboolean clear)
+void
+gtk_pizza_set_clear (GtkPizza *pizza,
+ gboolean clear)
+{
+ g_return_if_fail (pizza != NULL);
+ g_return_if_fail (GTK_IS_PIZZA (pizza));
+
+ pizza->clear_on_draw = clear;
+}
+
+void
+gtk_pizza_set_filter (GtkPizza *pizza,
+ gboolean use)
+{
+ g_return_if_fail (pizza != NULL);
+ g_return_if_fail (GTK_IS_PIZZA (pizza));
+
+ pizza->use_filter = use;
+}
+
+void
+gtk_pizza_set_external (GtkPizza *pizza,
+ gboolean expose)
{
- g_return_if_fail (myfixed != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (myfixed));
-
- myfixed->clear_on_draw = clear;
-}
-
+ g_return_if_fail (pizza != NULL);
+ g_return_if_fail (GTK_IS_PIZZA (pizza));
+
+ pizza->external_expose = expose;
+}
+
void
-gtk_myfixed_put (GtkMyFixed *myfixed,
- GtkWidget *widget,
- gint x,
- gint y,
- gint width,
- gint height)
+gtk_pizza_put (GtkPizza *pizza,
+ GtkWidget *widget,
+ gint x,
+ gint y,
+ gint width,
+ gint height)
{
- GtkMyFixedChild *child_info;
+ GtkPizzaChild *child_info;
- g_return_if_fail (myfixed != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (myfixed));
+ g_return_if_fail (pizza != NULL);
+ g_return_if_fail (GTK_IS_PIZZA (pizza));
g_return_if_fail (widget != NULL);
- child_info = g_new (GtkMyFixedChild, 1);
-
+ child_info = g_new (GtkPizzaChild, 1);
+
child_info->widget = widget;
child_info->x = x;
child_info->y = y;
child_info->width = width;
child_info->height = height;
-
- myfixed->children = g_list_append (myfixed->children, child_info);
- gtk_widget_set_parent (widget, GTK_WIDGET (myfixed));
+ pizza->children = g_list_append (pizza->children, child_info);
- if (GTK_WIDGET_REALIZED (myfixed))
- gtk_widget_set_parent_window (widget, myfixed->bin_window);
-
- if (!IS_ONSCREEN (x, y))
- GTK_PRIVATE_SET_FLAG (widget, GTK_IS_OFFSCREEN);
+ if (GTK_WIDGET_REALIZED (pizza))
+ gtk_widget_set_parent_window (widget, pizza->bin_window);
- if (GTK_WIDGET_REALIZED (myfixed))
- gtk_widget_realize (widget);
+ gtk_widget_set_parent (widget, GTK_WIDGET (pizza));
- gtk_widget_set_usize (widget, width, height);
-
- if (GTK_WIDGET_VISIBLE (myfixed) && GTK_WIDGET_VISIBLE (widget))
- {
- if (GTK_WIDGET_MAPPED (myfixed))
- gtk_widget_map (widget);
-
- gtk_widget_queue_resize (widget);
- }
+ gtk_widget_set_size_request (widget, width, height);
}
void
-gtk_myfixed_move (GtkMyFixed *myfixed,
- GtkWidget *widget,
- gint x,
- gint y)
+gtk_pizza_move (GtkPizza *pizza,
+ GtkWidget *widget,
+ gint x,
+ gint y)
{
- GtkMyFixedChild *child;
+ GtkPizzaChild *child;
GList *children;
- g_return_if_fail (myfixed != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (myfixed));
+ g_return_if_fail (pizza != NULL);
+ g_return_if_fail (GTK_IS_PIZZA (pizza));
g_return_if_fail (widget != NULL);
- children = myfixed->children;
+ children = pizza->children;
while (children)
{
child = children->data;
children = children->next;
-
+
if (child->widget == widget)
{
- if ((child->x == x) && (child->y == y))
- break;
-
+ if ((child->x == x) && (child->y == y))
+ break;
+
child->x = x;
child->y = y;
-
- if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (myfixed))
- gtk_widget_queue_resize (widget);
- break;
- }
+
+ if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza))
+ gtk_widget_queue_resize (widget);
+ break;
+ }
}
}
void
-gtk_myfixed_resize (GtkMyFixed *myfixed,
- GtkWidget *widget,
- gint width,
- gint height)
+gtk_pizza_resize (GtkPizza *pizza,
+ GtkWidget *widget,
+ gint width,
+ gint height)
{
- GtkMyFixedChild *child;
+ GtkPizzaChild *child;
GList *children;
- g_return_if_fail (myfixed != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (myfixed));
+ g_return_if_fail (pizza != NULL);
+ g_return_if_fail (GTK_IS_PIZZA (pizza));
g_return_if_fail (widget != NULL);
- children = myfixed->children;
+ children = pizza->children;
while (children)
{
child = children->data;
children = children->next;
-
+
if (child->widget == widget)
{
- if ((child->width == width) && (child->height == height))
- break;
-
+ if ((child->width == width) && (child->height == height))
+ break;
+
child->width = width;
child->height = height;
-
- gtk_widget_set_usize (widget, width, height);
-
- if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (myfixed))
- gtk_widget_queue_resize (widget);
- break;
- }
+
+ gtk_widget_set_size_request (widget, width, height);
+
+ if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza))
+ gtk_widget_queue_resize (widget);
+ break;
+ }
}
}
void
-gtk_myfixed_set_size (GtkMyFixed *myfixed,
- GtkWidget *widget,
- gint x,
- gint y,
- gint width,
- gint height)
-{
- GtkMyFixedChild *child;
+gtk_pizza_set_size (GtkPizza *pizza,
+ GtkWidget *widget,
+ gint x,
+ gint y,
+ gint width,
+ gint height)
+{
+ GtkPizzaChild *child;
GList *children;
- GtkAllocation child_allocation;
- g_return_if_fail (myfixed != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (myfixed));
+ g_return_if_fail (pizza != NULL);
+ g_return_if_fail (GTK_IS_PIZZA (pizza));
g_return_if_fail (widget != NULL);
- children = myfixed->children;
+#ifndef WX_WARN_ILLEGAL_SETSIZE
+ /* this really shouldn't happen -- but it does, a lot, right now and we
+ can't pass negative values to gtk_widget_set_size_request() without getting
+ a warning printed out, so filter them out here */
+ if ( width < 0 )
+ width = 0;
+ if ( height < 0 )
+ height = 0;
+#endif
+
+ children = pizza->children;
while (children)
{
child = children->data;
if (child->widget == widget)
{
- if ((child->x == x) &&
- (child->y == y) &&
- (child->width == width) &&
- (child->height == height)) return;
-
+ if ((child->x == x) &&
+ (child->y == y) &&
+ (child->width == width) &&
+ (child->height == height)) return;
+
child->x = x;
child->y = y;
child->width = width;
child->height = height;
-
- gtk_widget_set_usize (widget, width, height);
-
- if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (myfixed))
- gtk_widget_queue_resize (widget);
-
- break;
+
+ gtk_widget_set_size_request (widget, width, height);
+
+ if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza))
+ gtk_widget_queue_resize (widget);
+
+ return;
+ }
+ }
+}
+
+gint
+gtk_pizza_child_resized (GtkPizza *pizza,
+ GtkWidget *widget)
+{
+ GtkPizzaChild *child;
+ GList *children;
+
+ g_return_val_if_fail (pizza != NULL, FALSE);
+ g_return_val_if_fail (GTK_IS_PIZZA (pizza), FALSE);
+ g_return_val_if_fail (widget != NULL, FALSE);
+
+ children = pizza->children;
+ while (children)
+ {
+ child = children->data;
+ children = children->next;
+
+ if (child->widget == widget)
+ {
+ return ((child->width == widget->allocation.width) &&
+ (child->height == widget->allocation.height));
}
}
+
+ return FALSE;
}
static void
-gtk_myfixed_map (GtkWidget *widget)
+gtk_pizza_map (GtkWidget *widget)
{
- GtkMyFixed *myfixed;
- GtkMyFixedChild *child;
+ GtkPizza *pizza;
+ GtkPizzaChild *child;
GList *children;
g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (widget));
+ g_return_if_fail (GTK_IS_PIZZA (widget));
GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
- myfixed = GTK_MYFIXED (widget);
+ pizza = GTK_PIZZA (widget);
- children = myfixed->children;
+ children = pizza->children;
while (children)
{
child = children->data;
children = children->next;
- if ( GTK_WIDGET_VISIBLE (child->widget) &&
- !GTK_WIDGET_MAPPED (child->widget) &&
- !GTK_WIDGET_IS_OFFSCREEN (child->widget))
- {
- gtk_widget_map (child->widget);
- }
+ if ( GTK_WIDGET_VISIBLE (child->widget) &&
+ !GTK_WIDGET_MAPPED (child->widget) &&
+ TRUE)
+ {
+ gtk_widget_map (child->widget);
+ }
}
-
+
gdk_window_show (widget->window);
- gdk_window_show (myfixed->bin_window);
+ gdk_window_show (pizza->bin_window);
}
static void
-gtk_myfixed_realize (GtkWidget *widget)
+gtk_pizza_realize (GtkWidget *widget)
{
- GtkMyFixed *myfixed;
+ GtkPizza *pizza;
GdkWindowAttr attributes;
gint attributes_mask;
- GtkMyFixedChild *child;
+ GtkPizzaChild *child;
GList *children;
g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (widget));
+ g_return_if_fail (GTK_IS_PIZZA (widget));
- myfixed = GTK_MYFIXED (widget);
-
+ pizza = GTK_PIZZA (widget);
GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
attributes.window_type = GDK_WINDOW_CHILD;
-
+
attributes.x = widget->allocation.x;
attributes.y = widget->allocation.y;
attributes.width = widget->allocation.width;
attributes.height = widget->allocation.height;
- if (myfixed->shadow_type == GTK_MYSHADOW_NONE)
+#ifndef __WXUNIVERSAL__
+ if (pizza->shadow_type == GTK_MYSHADOW_NONE)
{
/* no border, no changes to sizes */
- } else
- if (myfixed->shadow_type == GTK_MYSHADOW_THIN)
+ }
+ else if (pizza->shadow_type == GTK_MYSHADOW_THIN)
{
/* GTK_MYSHADOW_THIN == wxSIMPLE_BORDER */
attributes.x += 1;
attributes.y += 1;
attributes.width -= 2;
attributes.height -= 2;
- } else
+ }
+ else
{
/* GTK_MYSHADOW_IN == wxSUNKEN_BORDER */
/* GTK_MYSHADOW_OUT == wxRAISED_BORDER */
attributes.width -= 4;
attributes.height -= 4;
}
-
+#endif /* __WXUNIVERSAL__ */
+
/* minimal size */
if (attributes.width < 2) attributes.width = 2;
if (attributes.height < 2) attributes.height = 2;
-
+
attributes.wclass = GDK_INPUT_OUTPUT;
attributes.visual = gtk_widget_get_visual (widget);
attributes.colormap = gtk_widget_get_colormap (widget);
- attributes.event_mask =
- GDK_VISIBILITY_NOTIFY_MASK;
+ attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK;
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
-
- widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
- &attributes, attributes_mask);
+
+ widget->window = gdk_window_new(gtk_widget_get_parent_window (widget),
+ &attributes, attributes_mask);
gdk_window_set_user_data (widget->window, widget);
attributes.x = 0;
attributes.y = 0;
-
+
attributes.event_mask = gtk_widget_get_events (widget);
- attributes.event_mask |=
- GDK_EXPOSURE_MASK |
- GDK_POINTER_MOTION_MASK |
- GDK_POINTER_MOTION_HINT_MASK |
- GDK_BUTTON_MOTION_MASK |
- GDK_BUTTON1_MOTION_MASK |
- GDK_BUTTON2_MOTION_MASK |
- GDK_BUTTON3_MOTION_MASK |
- GDK_BUTTON_PRESS_MASK |
- GDK_BUTTON_RELEASE_MASK |
- GDK_KEY_PRESS_MASK |
- GDK_KEY_RELEASE_MASK |
- GDK_ENTER_NOTIFY_MASK |
- GDK_LEAVE_NOTIFY_MASK |
- GDK_FOCUS_CHANGE_MASK;
-
- myfixed->bin_window = gdk_window_new (widget->window,
- &attributes, attributes_mask);
- gdk_window_set_user_data (myfixed->bin_window, widget);
-
+ attributes.event_mask |= GDK_EXPOSURE_MASK |
+ GDK_SCROLL_MASK |
+ GDK_POINTER_MOTION_MASK |
+ GDK_POINTER_MOTION_HINT_MASK |
+ GDK_BUTTON_MOTION_MASK |
+ GDK_BUTTON1_MOTION_MASK |
+ GDK_BUTTON2_MOTION_MASK |
+ GDK_BUTTON3_MOTION_MASK |
+ GDK_BUTTON_PRESS_MASK |
+ GDK_BUTTON_RELEASE_MASK |
+ GDK_KEY_PRESS_MASK |
+ GDK_KEY_RELEASE_MASK |
+ GDK_ENTER_NOTIFY_MASK |
+ GDK_LEAVE_NOTIFY_MASK |
+ GDK_FOCUS_CHANGE_MASK;
+
+ pizza->bin_window = gdk_window_new(widget->window,
+ &attributes, attributes_mask);
+ gdk_window_set_user_data (pizza->bin_window, widget);
+
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, myfixed->bin_window, GTK_STATE_NORMAL);
-
- /* add filters for intercepting visibility and expose events */
- gdk_window_add_filter (widget->window, gtk_myfixed_main_filter, myfixed);
- gdk_window_add_filter (myfixed->bin_window, gtk_myfixed_filter, myfixed);
+ gtk_style_set_background (widget->style, pizza->bin_window, GTK_STATE_NORMAL );
- /* we NEED gravity or we'll give up */
- gravity_works = gdk_window_set_static_gravities (myfixed->bin_window, TRUE);
+/*
+ gdk_window_set_back_pixmap( widget->window, NULL, FALSE );
+ gdk_window_set_back_pixmap( pizza->bin_window, NULL, FALSE );
+*/
/* cannot be done before realisation */
- children = myfixed->children;
+ children = pizza->children;
while (children)
{
child = children->data;
children = children->next;
- gtk_widget_set_parent_window (child->widget, myfixed->bin_window);
+ gtk_widget_set_parent_window (child->widget, pizza->bin_window);
}
}
-static void
-gtk_myfixed_unrealize (GtkWidget *widget)
+static void
+gtk_pizza_unrealize (GtkWidget *widget)
{
- GtkMyFixed *myfixed;
+ GtkPizza *pizza;
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (widget));
+ g_return_if_fail (widget != NULL);
+ g_return_if_fail (GTK_IS_PIZZA (widget));
- myfixed = GTK_MYFIXED (widget);
+ pizza = GTK_PIZZA (widget);
- gdk_window_set_user_data (myfixed->bin_window, NULL);
- gdk_window_destroy (myfixed->bin_window);
- myfixed->bin_window = NULL;
+ gdk_window_set_user_data (pizza->bin_window, NULL);
+ 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
-gtk_myfixed_size_request (GtkWidget *widget,
- GtkRequisition *requisition)
+gtk_pizza_size_request (GtkWidget *widget,
+ GtkRequisition *requisition)
{
- GtkMyFixed *myfixed;
- GtkMyFixedChild *child;
+ GtkPizza *pizza;
+ GtkPizzaChild *child;
GList *children;
GtkRequisition child_requisition;
-
+
g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (widget));
+ g_return_if_fail (GTK_IS_PIZZA (widget));
g_return_if_fail (requisition != NULL);
- myfixed = GTK_MYFIXED (widget);
-
- children = myfixed->children;
+ pizza = GTK_PIZZA (widget);
+
+ children = pizza->children;
while (children)
{
child = children->data;
children = children->next;
if (GTK_WIDGET_VISIBLE (child->widget))
- {
+ {
gtk_widget_size_request (child->widget, &child_requisition);
- }
+ }
}
-
+
/* request very little, I'm not sure if requesting nothing
will always have positive effects on stability... */
requisition->width = 2;
}
static void
-gtk_myfixed_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation)
+gtk_pizza_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
{
- GtkMyFixed *myfixed;
+ GtkPizza *pizza;
gint border;
gint x,y,w,h;
- GtkMyFixedChild *child;
- GtkAllocation child_allocation;
+ GtkPizzaChild *child;
GList *children;
g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_MYFIXED(widget));
+ g_return_if_fail (GTK_IS_PIZZA(widget));
g_return_if_fail (allocation != NULL);
- myfixed = GTK_MYFIXED (widget);
-
- children = myfixed->children;
- while (children)
- {
- child = children->data;
- children = children->next;
-
- gtk_myfixed_position_child (myfixed, child);
- gtk_myfixed_allocate_child (myfixed, child);
- }
-
+ pizza = GTK_PIZZA (widget);
+
widget->allocation = *allocation;
-
- if (myfixed->shadow_type == GTK_MYSHADOW_NONE)
+
+ if (pizza->shadow_type == GTK_MYSHADOW_NONE)
border = 0;
else
- if (myfixed->shadow_type == GTK_MYSHADOW_THIN)
+ if (pizza->shadow_type == GTK_MYSHADOW_THIN)
border = 1;
else
border = 2;
-
+
x = allocation->x + border;
y = allocation->y + border;
w = allocation->width - border*2;
if (GTK_WIDGET_REALIZED (widget))
{
gdk_window_move_resize( widget->window, x, y, w, h );
- gdk_window_move_resize( myfixed->bin_window, 0, 0, w, h );
- }
-}
-
-static void
-gtk_myfixed_draw (GtkWidget *widget,
- GdkRectangle *area)
-{
- GtkMyFixed *myfixed;
- GtkMyFixedChild *child;
- GdkRectangle child_area;
- GList *children;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (widget));
-
- myfixed = GTK_MYFIXED (widget);
-
- children = myfixed->children;
- if ( !(GTK_WIDGET_APP_PAINTABLE (widget)) &&
- (myfixed->clear_on_draw))
- {
- gdk_window_clear_area( myfixed->bin_window,
- area->x, area->y, area->width, area->height);
+ gdk_window_move_resize( pizza->bin_window, 0, 0, w, h );
}
+ children = pizza->children;
while (children)
{
- child = children->data;
- children = children->next;
-
- if (gtk_widget_intersect (child->widget, area, &child_area))
- gtk_widget_draw (child->widget, &child_area);
- }
-}
-
-/*
-static void
-gtk_myfixed_draw_border (GtkMyFixed *myfixed)
-{
- GtkWidget *widget;
-
- widget = GTK_WIDGET(myfixed);
-
- if (myfixed->shadow_type == GTK_MYSHADOW_NONE)
- return;
-
- if (myfixed->shadow_type == GTK_MYSHADOW_OUT)
- {
- gtk_draw_shadow( widget->style,
- widget->window,
- GTK_STATE_NORMAL,
- GTK_SHADOW_OUT,
- 0, 0,
- widget->allocation.width,
- widget->allocation.height );
- return;
- }
+ child = children->data;
+ children = children->next;
- if (myfixed->shadow_type == GTK_MYSHADOW_IN)
- {
- gtk_draw_shadow( widget->style,
- widget->window,
- GTK_STATE_NORMAL,
- GTK_SHADOW_IN,
- 0, 0,
- widget->allocation.width,
- widget->allocation.height );
- return;
- }
-
- if (myfixed->shadow_type == GTK_MYSHADOW_THIN)
- {
- GdkGC *gc;
- gc = gdk_gc_new( widget->window );
- gdk_gc_set_foreground( gc, &widget->style->black );
- gdk_draw_rectangle( widget->window, gc, FALSE,
- 0, 0,
- widget->allocation.width-1,
- widget->allocation.height-1 );
- gdk_gc_unref( gc );
- return;
+ gtk_pizza_allocate_child (pizza, child);
}
}
-*/
static gint
-gtk_myfixed_expose (GtkWidget *widget,
- GdkEventExpose *event)
+gtk_pizza_expose (GtkWidget *widget,
+ GdkEventExpose *event)
{
- GtkMyFixed *myfixed;
- GtkMyFixedChild *child;
- GdkEventExpose child_event;
- GList *children;
+ GtkPizza *pizza;
g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_MYFIXED (widget), FALSE);
+ g_return_val_if_fail (GTK_IS_PIZZA (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
- myfixed = GTK_MYFIXED (widget);
+ pizza = GTK_PIZZA (widget);
-/*
- if (event->window == widget->window)
- {
- gtk_myfixed_draw_border( myfixed );
+ if (event->window != pizza->bin_window)
return FALSE;
- }
-*/
- if (event->window != myfixed->bin_window)
+ /* We handle all expose events in window.cpp now. */
+ if (pizza->external_expose)
return FALSE;
- children = myfixed->children;
- while (children)
- {
- child = children->data;
- children = children->next;
+ (* GTK_WIDGET_CLASS (pizza_parent_class)->expose_event) (widget, event);
- child_event = *event;
+ return FALSE;
+}
- if (GTK_WIDGET_NO_WINDOW (child->widget) &&
- GTK_WIDGET_DRAWABLE (child->widget) &&
- gtk_widget_intersect (child->widget, &event->area, &child_event.area))
- {
- gtk_widget_event (child->widget, (GdkEvent*) &child_event);
- }
+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 );
}
- return FALSE;
+ (* GTK_WIDGET_CLASS (pizza_parent_class)->style_set) (widget, previous_style);
}
static void
-gtk_myfixed_add (GtkContainer *container,
- GtkWidget *widget)
+gtk_pizza_add (GtkContainer *container,
+ GtkWidget *widget)
{
g_return_if_fail (container != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (container));
+ g_return_if_fail (GTK_IS_PIZZA (container));
g_return_if_fail (widget != NULL);
- gtk_myfixed_put (GTK_MYFIXED (container), widget, 0, 0, 20, 20 );
+ gtk_pizza_put (GTK_PIZZA (container), widget, 0, 0, 20, 20 );
}
static void
-gtk_myfixed_remove (GtkContainer *container,
- GtkWidget *widget)
+gtk_pizza_remove (GtkContainer *container,
+ GtkWidget *widget)
{
- GtkMyFixed *myfixed;
- GtkMyFixedChild *child;
+ GtkPizza *pizza;
+ GtkPizzaChild *child;
GList *children;
g_return_if_fail (container != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (container));
+ g_return_if_fail (GTK_IS_PIZZA (container));
g_return_if_fail (widget != NULL);
- myfixed = GTK_MYFIXED (container);
+ pizza = GTK_PIZZA (container);
- children = myfixed->children;
+ children = pizza->children;
while (children)
{
child = children->data;
if (child->widget == widget)
- {
- gtk_widget_unparent (widget);
+ {
+ gtk_widget_unparent (widget);
/* security checks */
g_return_if_fail (GTK_IS_WIDGET (widget));
-
- myfixed->children = g_list_remove_link (myfixed->children, children);
- g_list_free (children);
- g_free (child);
+
+ pizza->children = g_list_remove_link (pizza->children, children);
+ g_list_free (children);
+ g_free (child);
/* security checks */
- g_return_if_fail (GTK_IS_WIDGET (widget));
-
- GTK_PRIVATE_UNSET_FLAG (widget, GTK_IS_OFFSCREEN);
-
- break;
- }
+ g_return_if_fail (GTK_IS_WIDGET (widget));
+
+ break;
+ }
children = children->next;
}
}
static void
-gtk_myfixed_forall (GtkContainer *container,
- gboolean include_internals,
- GtkCallback callback,
- gpointer callback_data)
+gtk_pizza_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data)
{
- GtkMyFixed *myfixed;
- GtkMyFixedChild *child;
- GList *children;
+ GtkPizza *pizza;
+ GtkPizzaChild *child;
+ GList *children;
- g_return_if_fail (container != NULL);
- g_return_if_fail (GTK_IS_MYFIXED (container));
- g_return_if_fail (callback != NULL);
+ g_return_if_fail (container != NULL);
+ g_return_if_fail (GTK_IS_PIZZA (container));
+ g_return_if_fail (callback != (GtkCallback)NULL);
- myfixed = GTK_MYFIXED (container);
+ pizza = GTK_PIZZA (container);
- children = myfixed->children;
- while (children)
+ children = pizza->children;
+ while (children)
{
- child = children->data;
- children = children->next;
+ child = children->data;
+ children = children->next;
- (* callback) (child->widget, callback_data);
+ (* callback) (child->widget, callback_data);
}
}
-
-/* Operations on children
- */
-
static void
-gtk_myfixed_position_child (GtkMyFixed *myfixed,
- GtkMyFixedChild *child)
+gtk_pizza_allocate_child (GtkPizza *pizza,
+ GtkPizzaChild *child)
{
- gint x;
- gint y;
+ GtkAllocation allocation;
+ GtkRequisition requisition;
- x = child->x - myfixed->xoffset;
- y = child->y - myfixed->yoffset;
+ allocation.x = child->x - pizza->xoffset;
+ allocation.y = child->y - pizza->yoffset;
+ gtk_widget_get_child_requisition (child->widget, &requisition);
+ allocation.width = requisition.width;
+ allocation.height = requisition.height;
- if (IS_ONSCREEN (x,y))
- {
- if (GTK_WIDGET_MAPPED (myfixed) &&
- 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);
-
- if (GTK_WIDGET_MAPPED (child->widget))
- gtk_widget_unmap (child->widget);
- }
+ gtk_widget_size_allocate (child->widget, &allocation);
}
static void
-gtk_myfixed_allocate_child (GtkMyFixed *myfixed,
- GtkMyFixedChild *child)
+gtk_pizza_adjust_allocations_recurse (GtkWidget *widget,
+ gpointer cb_data)
{
- GtkAllocation allocation;
- GtkRequisition requisition;
-
- allocation.x = child->x - myfixed->xoffset;
- allocation.y = child->y - myfixed->yoffset;
- gtk_widget_get_child_requisition (child->widget, &requisition);
- allocation.width = requisition.width;
- allocation.height = requisition.height;
-
- gtk_widget_size_allocate (child->widget, &allocation);
-}
+ GtkPizzaAdjData *data = cb_data;
-static void
-gtk_myfixed_position_children (GtkMyFixed *myfixed)
-{
- GList *tmp_list;
+ widget->allocation.x += data->dx;
+ widget->allocation.y += data->dy;
- tmp_list = myfixed->children;
- while (tmp_list)
+ if (GTK_WIDGET_NO_WINDOW (widget) && GTK_IS_CONTAINER (widget))
{
- GtkMyFixedChild *child = tmp_list->data;
- tmp_list = tmp_list->next;
-
- gtk_myfixed_position_child (myfixed, child);
+ gtk_container_forall (GTK_CONTAINER (widget),
+ gtk_pizza_adjust_allocations_recurse,
+ cb_data);
}
}
static void
-gtk_myfixed_adjust_allocations_recurse (GtkWidget *widget,
- gpointer cb_data)
-{
- GtkMyFixedAdjData *data = cb_data;
-
- widget->allocation.x += data->dx;
- widget->allocation.y += data->dy;
-
- if (GTK_WIDGET_NO_WINDOW (widget) &&
- GTK_IS_CONTAINER (widget))
- gtk_container_forall (GTK_CONTAINER (widget),
- gtk_myfixed_adjust_allocations_recurse,
- cb_data);
-}
-
-static void
-gtk_myfixed_adjust_allocations (GtkMyFixed *myfixed,
- gint dx,
- gint dy)
+gtk_pizza_adjust_allocations (GtkPizza *pizza,
+ gint dx,
+ gint dy)
{
- GList *tmp_list;
- GtkMyFixedAdjData data;
+ GList *tmp_list;
+ GtkPizzaAdjData data;
- data.dx = dx;
- data.dy = dy;
+ data.dx = dx;
+ data.dy = dy;
- tmp_list = myfixed->children;
- while (tmp_list)
+ tmp_list = pizza->children;
+ while (tmp_list)
{
- GtkMyFixedChild *child = tmp_list->data;
- tmp_list = tmp_list->next;
-
- child->widget->allocation.x += dx;
- child->widget->allocation.y += dy;
-
- if (GTK_WIDGET_NO_WINDOW (child->widget) &&
- GTK_IS_CONTAINER (child->widget))
- gtk_container_forall (GTK_CONTAINER (child->widget),
- gtk_myfixed_adjust_allocations_recurse,
- &data);
- }
-}
-
-/* Callbacks */
+ GtkPizzaChild *child = tmp_list->data;
+ tmp_list = tmp_list->next;
-/* Send a synthetic expose event to the widget
- */
-static void
-gtk_myfixed_expose_area (GtkMyFixed *myfixed,
- gint x, gint y, gint width, gint height)
-{
- if (myfixed->visibility == GDK_VISIBILITY_UNOBSCURED)
- {
- GdkEventExpose event;
-
- event.type = GDK_EXPOSE;
- event.send_event = TRUE;
- event.window = myfixed->bin_window;
- event.count = 0;
-
- event.area.x = x;
- event.area.y = y;
- event.area.width = width;
- event.area.height = height;
-
- gdk_window_ref (event.window);
- gtk_widget_event (GTK_WIDGET (myfixed), (GdkEvent *)&event);
- gdk_window_unref (event.window);
+ child->widget->allocation.x += dx;
+ child->widget->allocation.y += dy;
+
+ if (GTK_WIDGET_NO_WINDOW (child->widget) &&
+ GTK_IS_CONTAINER (child->widget))
+ {
+ gtk_container_forall (GTK_CONTAINER (child->widget),
+ gtk_pizza_adjust_allocations_recurse,
+ &data);
+ }
}
}
-/* This function is used to find events to process while scrolling
- */
-
-static Bool
-gtk_myfixed_expose_predicate (Display *display,
- XEvent *xevent,
- XPointer arg)
-{
- if ((xevent->type == Expose) ||
- ((xevent->xany.window == *(Window *)arg) &&
- (xevent->type == ConfigureNotify)))
- return True;
- else
- return False;
-}
/* This is the main routine to do the scrolling. Scrolling is
* done by "Guffaw" scrolling, as in the Mozilla XFE, with
* a few modifications.
- *
+ *
* The main improvement is that we keep track of whether we
* are obscured or not. If not, we ignore the generated expose
* events and instead do the exposes ourself, without having
*/
void
-gtk_myfixed_scroll (GtkMyFixed *myfixed, gint dx, gint dy)
-{
- GtkWidget *widget;
- XEvent xevent;
-
- gint x,y,w,h,border;
-
- widget = GTK_WIDGET (myfixed);
-
- myfixed->xoffset += dx;
- myfixed->yoffset += dy;
-
- if (!GTK_WIDGET_MAPPED (myfixed))
- {
- gtk_myfixed_position_children (myfixed);
- return;
- }
-
- gtk_myfixed_adjust_allocations (myfixed, -dx, -dy);
-
- if (myfixed->shadow_type == GTK_MYSHADOW_NONE)
- border = 0;
- else
- if (myfixed->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 (myfixed->bin_window,
- w + dx,
- h);
- gdk_window_move (myfixed->bin_window, x-dx, y);
- gdk_window_move_resize (myfixed->bin_window, x, y, w, h );
- }
- else
- {
- /* FIXME */
- }
-
- gtk_myfixed_expose_area (myfixed,
- MAX ((gint)w - dx, 0),
- 0,
- MIN (dx, w),
- h);
- }
- else if (dx < 0)
- {
- if (gravity_works)
- {
- gdk_window_move_resize (myfixed->bin_window,
- x + dx,
- y,
- w - dx,
- h);
- gdk_window_move (myfixed->bin_window, x, y);
- gdk_window_resize (myfixed->bin_window, w, h );
- }
- else
- {
- /* FIXME */
- }
-
- gtk_myfixed_expose_area (myfixed,
- 0,
- 0,
- MIN (-dx, w),
- h);
- }
-
- if (dy > 0)
- {
- if (gravity_works)
- {
- gdk_window_resize (myfixed->bin_window, w, h + dy);
- gdk_window_move (myfixed->bin_window, x, y-dy);
- gdk_window_move_resize (myfixed->bin_window,
- x, y, w, h );
- }
- else
- {
- /* FIXME */
- }
-
- gtk_myfixed_expose_area (myfixed,
- 0,
- MAX ((gint)h - dy, 0),
- w,
- MIN (dy, h));
- }
- else if (dy < 0)
- {
- if (gravity_works)
- {
- gdk_window_move_resize (myfixed->bin_window,
- x, y+dy, w, h - dy );
- gdk_window_move (myfixed->bin_window, x, y);
- gdk_window_resize (myfixed->bin_window, w, h );
- }
- else
- {
- /* FIXME */
- }
- gtk_myfixed_expose_area (myfixed,
- 0,
- 0,
- w,
- MIN (-dy, (gint)h));
- }
-
- gtk_myfixed_position_children (myfixed);
-
- /* We have to make sure that all exposes from this scroll get
- * processed before we scroll again, or the expose events will
- * have invalid coordinates.
- *
- * We also do expose events for other windows, since otherwise
- * their updating will fall behind the scrolling
- *
- * This also avoids a problem in pre-1.0 GTK where filters don't
- * have access to configure events that were compressed.
- */
-
- gdk_flush();
- while (XCheckIfEvent(GDK_WINDOW_XDISPLAY (myfixed->bin_window),
- &xevent,
- gtk_myfixed_expose_predicate,
- (XPointer)&GDK_WINDOW_XWINDOW (myfixed->bin_window)))
- {
- GdkEvent event;
- GtkWidget *event_widget;
-
- if ((xevent.xany.window == GDK_WINDOW_XWINDOW (myfixed->bin_window)) &&
- (gtk_myfixed_filter (&xevent, &event, myfixed) == GDK_FILTER_REMOVE))
- continue;
-
- 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);
- }
- }
- }
-}
-
-/* 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
- * are fixed up in some manner...
- *
- * This routine identifies expose events that are generated when
- * we've temporarily moved the bin_window_origin, and translates
- * them or discards them, depending on whether we are obscured
- * or not.
- */
-static GdkFilterReturn
-gtk_myfixed_filter (GdkXEvent *gdk_xevent,
- GdkEvent *event,
- gpointer data)
+gtk_pizza_scroll (GtkPizza *pizza, gint dx, gint dy)
{
- XEvent *xevent;
- GtkMyFixed *myfixed;
+ pizza->xoffset += dx;
+ pizza->yoffset += dy;
- xevent = (XEvent *)gdk_xevent;
- myfixed = GTK_MYFIXED (data);
+ gtk_pizza_adjust_allocations (pizza, -dx, -dy);
- switch (xevent->type)
- {
- case Expose:
- if (xevent->xexpose.serial == myfixed->configure_serial)
- {
- if (myfixed->visibility == GDK_VISIBILITY_UNOBSCURED)
- return GDK_FILTER_REMOVE;
- else
- {
- xevent->xexpose.x += myfixed->scroll_x;
- xevent->xexpose.y += myfixed->scroll_y;
-
- break;
- }
- }
- break;
-
- case ConfigureNotify:
- if ((xevent->xconfigure.x != 0) || (xevent->xconfigure.y != 0))
- {
- myfixed->configure_serial = xevent->xconfigure.serial;
- myfixed->scroll_x = xevent->xconfigure.x;
- myfixed->scroll_y = xevent->xconfigure.y;
- }
- break;
- }
-
- return GDK_FILTER_CONTINUE;
+ if (pizza->bin_window)
+ gdk_window_scroll( pizza->bin_window, -dx, -dy );
}
-/* Although GDK does have a GDK_VISIBILITY_NOTIFY event,
- * there is no corresponding event in GTK, so we have
- * to get the events from a filter
- */
-static GdkFilterReturn
-gtk_myfixed_main_filter (GdkXEvent *gdk_xevent,
- GdkEvent *event,
- gpointer data)
-{
- XEvent *xevent;
- GtkMyFixed *myfixed;
-
- xevent = (XEvent *)gdk_xevent;
- myfixed = GTK_MYFIXED (data);
-
- if (xevent->type == VisibilityNotify)
- {
- switch (xevent->xvisibility.state)
- {
- case VisibilityFullyObscured:
- myfixed->visibility = GDK_VISIBILITY_FULLY_OBSCURED;
- break;
-
- case VisibilityPartiallyObscured:
- myfixed->visibility = GDK_VISIBILITY_PARTIAL;
- break;
-
- case VisibilityUnobscured:
- myfixed->visibility = GDK_VISIBILITY_UNOBSCURED;
- break;
- }
-
- return GDK_FILTER_REMOVE;
- }
-
-
- return GDK_FILTER_CONTINUE;
-}
-
-
-
-
#ifdef __cplusplus
}
#endif /* __cplusplus */
-
projects / wxWidgets.git / blobdiff