/* A Gtk Widget that inherits GtkFixed, but can be shrunk.
This file is only use when compiling with Gtk+ 3.
-Copyright (C) 2011-2015 Free Software Foundation, Inc.
+Copyright (C) 2011-2016 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
+the Free Software Foundation, either version 3 of the License, or (at
+your option) any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
#include "lisp.h"
#include "frame.h"
#include "xterm.h"
-#ifdef HAVE_XWIDGETS
#include "xwidget.h"
-#endif
#include "emacsgtkfixed.h"
/* Silence a bogus diagnostic; see GNOME bug 683906. */
-#if 4 < __GNUC__ + (7 <= __GNUC_MINOR__)
+#if GNUC_PREREQ (4, 7, 0) && ! GLIB_CHECK_VERSION (2, 35, 7)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wunused-local-typedefs"
#endif
-//#define EMACS_TYPE_FIXED emacs_fixed_get_type ()
-/* #define EMACS_FIXED(obj) \ */
-/* G_TYPE_CHECK_INSTANCE_CAST (obj, EMACS_TYPE_FIXED, EmacsFixed) */
-
typedef struct _EmacsFixed EmacsFixed;
-typedef struct _EmacsFixedPrivate EmacsFixedPrivate;
typedef struct _EmacsFixedClass EmacsFixedClass;
-/* struct _EmacsFixed */
-/* { */
-/* GtkFixed container; */
-
-/* /\*< private >*\/ */
-/* EmacsFixedPrivate *priv; */
-/* }; */
-
-/* struct _EmacsFixedClass */
-/* { */
-/* GtkFixedClass parent_class; */
-/* }; */
-
struct _EmacsFixedPrivate
{
struct frame *f;
static void emacs_fixed_get_preferred_height (GtkWidget *widget,
gint *minimum,
gint *natural);
+static GType emacs_fixed_get_type (void);
G_DEFINE_TYPE (EmacsFixed, emacs_fixed, GTK_TYPE_FIXED)
+static EmacsFixed *
+EMACS_FIXED (GtkWidget *widget)
+{
+ return G_TYPE_CHECK_INSTANCE_CAST (widget, emacs_fixed_get_type (),
+ EmacsFixed);
+}
+
#ifdef HAVE_XWIDGETS
-/* void aloc_callback(GtkWidget* child, GtkWidget* fixed){ */
-/* GtkAllocation child_allocation; */
-/* GtkRequisition child_requisition; */
-
-/* //TODO */
-/* // if child is an xwidget, find its clipping area and modify allocation */
-
-/* struct xwidget_view* xv = (struct xwidget_view*) g_object_get_data (G_OBJECT (child), XG_XWIDGET_VIEW); */
-/* printf("aloc callback %d %s\n", xv, gtk_widget_get_name(child)); */
-/* if(xv){ */
-/* printf(" allocation modification for xw\n"); */
-/* gtk_widget_get_allocation(child, &child_allocation); */
-/* child_allocation.width = xv->clip_right; */
-/* child_allocation.height = xv->clip_bottom - xv->clip_top; */
-/* gtk_widget_size_allocate (child, &child_allocation); */
-/* //TODO find a way to remove this feeble workaround */
-/* } */
-
-/* } */
+
+static EmacsFixedClass *
+EMACS_FIXED_GET_CLASS (GtkWidget *widget)
+{
+ return G_TYPE_INSTANCE_GET_CLASS (widget, emacs_fixed_get_type (),
+ EmacsFixedClass);
+}
struct GtkFixedPrivateL
{
GList *children;
};
-static void emacs_fixed_gtk_widget_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation){
- //for xwidgets
+static void
+emacs_fixed_gtk_widget_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
+{
+ /* For xwidgets.
+ This basically re-implements the base class method and adds an
+ additional case for an xwidget view.
- //TODO 1st call base class method
+ It would be nicer if the bse class method could be called first,
+ and the the xview modification only would remain here. It wasn't
+ possible to solve it that way yet. */
EmacsFixedClass *klass;
GtkWidgetClass *parent_class;
- struct GtkFixedPrivateL* priv;
- GtkFixedChild *child;
- GtkAllocation child_allocation;
- GtkRequisition child_requisition;
- GList *children;
- struct xwidget_view* xv;
-
- // printf(" emacs_fixed_gtk_widget_size_allocate\n");
+ struct GtkFixedPrivateL *priv;
+
klass = EMACS_FIXED_GET_CLASS (widget);
parent_class = g_type_class_peek_parent (klass);
parent_class->size_allocate (widget, allocation);
- priv = G_TYPE_INSTANCE_GET_PRIVATE (widget,
- GTK_TYPE_FIXED,
- struct GtkFixedPrivateL);
- //fixed->priv = G_TYPE_INSTANCE_GET_PRIVATE (fixed, GTK_TYPE_FIXED, GtkFixedPrivate);
- //then modify allocations
- /* gtk_container_foreach (widget, */
- /* aloc_callback, */
- /* widget); */
-
- //begin copy paste extravaganza!!!
-
- //GtkFixed *fixed = GTK_FIXED (widget);
- //GtkFixedPrivate *priv = fixed->priv;
+ priv = G_TYPE_INSTANCE_GET_PRIVATE (widget, GTK_TYPE_FIXED,
+ struct GtkFixedPrivateL);
-
gtk_widget_set_allocation (widget, allocation);
if (gtk_widget_get_has_window (widget))
allocation->height);
}
- for (children = priv->children;
- children;
- children = children->next)
+ for (GList *children = priv->children; children; children = children->next)
{
- child = children->data;
+ GtkFixedChild *child = children->data;
if (!gtk_widget_get_visible (child->widget))
continue;
+ GtkRequisition child_requisition;
gtk_widget_get_preferred_size (child->widget, &child_requisition, NULL);
+
+ GtkAllocation child_allocation;
child_allocation.x = child->x;
child_allocation.y = child->y;
child_allocation.width = child_requisition.width;
child_allocation.height = child_requisition.height;
+ struct xwidget_view *xv
+ = g_object_get_data (G_OBJECT (child->widget), XG_XWIDGET_VIEW);
+ if (xv)
+ {
+ child_allocation.width = xv->clip_right;
+ child_allocation.height = xv->clip_bottom - xv->clip_top;
+ }
-
- xv = (struct xwidget_view*) g_object_get_data (G_OBJECT (child->widget), XG_XWIDGET_VIEW);
- //printf("aloc callback %d %s\n", xv, gtk_widget_get_name(child));
- if(xv){
- //gtk_widget_get_allocation(child, &child_allocation);
- child_allocation.width = xv->clip_right;
- child_allocation.height = xv->clip_bottom - xv->clip_top;
- //gtk_widget_size_allocate (child, &child_allocation);
- //TODO find a way to remove this feeble workaround
- // printf(" allocation internal modification for xw %d %d,%d\n",xv, child_allocation.width, child_allocation.height);
-
- }
gtk_widget_size_allocate (child->widget, &child_allocation);
-
}
-
}
#endif /* HAVE_XWIDGETS */
emacs_fixed_class_init (EmacsFixedClass *klass)
{
GtkWidgetClass *widget_class;
- GtkFixedClass *fixed_class;
widget_class = (GtkWidgetClass*) klass;
- fixed_class = (GtkFixedClass*) klass;
widget_class->get_preferred_width = emacs_fixed_get_preferred_width;
widget_class->get_preferred_height = emacs_fixed_get_preferred_height;
#ifdef HAVE_XWIDGETS
- widget_class->size_allocate = emacs_fixed_gtk_widget_size_allocate;
+ widget_class->size_allocate = emacs_fixed_gtk_widget_size_allocate;
#endif
g_type_class_add_private (klass, sizeof (EmacsFixedPrivate));
}
-static GType
-emacs_fixed_child_type (GtkFixed *container)
-{
- return GTK_TYPE_WIDGET;
-}
-
static void
emacs_fixed_init (EmacsFixed *fixed)
{
- fixed->priv = G_TYPE_INSTANCE_GET_PRIVATE (fixed, EMACS_TYPE_FIXED,
+ fixed->priv = G_TYPE_INSTANCE_GET_PRIVATE (fixed, emacs_fixed_get_type (),
EmacsFixedPrivate);
fixed->priv->f = 0;
}
-/**
- * emacs_fixed_new:
- *
- * Creates a new #EmacsFixed.
- *
- * Returns: a new #EmacsFixed.
- */
-GtkWidget*
+GtkWidget *
emacs_fixed_new (struct frame *f)
{
- EmacsFixed *fixed = g_object_new (EMACS_TYPE_FIXED, NULL);
+ EmacsFixed *fixed = g_object_new (emacs_fixed_get_type (), NULL);
EmacsFixedPrivate *priv = fixed->priv;
priv->f = f;
return GTK_WIDGET (fixed);