diff options
Diffstat (limited to 'eazel-engine/src/eazel-theme-hacks.c')
| -rw-r--r-- | eazel-engine/src/eazel-theme-hacks.c | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/eazel-engine/src/eazel-theme-hacks.c b/eazel-engine/src/eazel-theme-hacks.c deleted file mode 100644 index e045a09..0000000 --- a/eazel-engine/src/eazel-theme-hacks.c +++ /dev/null @@ -1,143 +0,0 @@ -/* eazel-theme-hacks.c -- override GtkWidgetClass methods - - Copyright (C) 1998 Randy Gordon, Integrand Systems - Copyright (C) 2000 Eazel, Inc. - - This program 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 2 of the - License, or (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - - $Id: eazel-theme-hacks.c,v 1.4 2001/01/18 01:20:04 jsh Exp $ - - Authors: Randy Gordon <randy@integrand.com> - John Harper <jsh@eazel.com> */ - -#include "eazel-theme.h" - -/* GTK+ sucks in places. This file contains dubious kludges to - force it to do what we want. */ - - -/* GtkRange code */ - -static gint -gtk_range_expose (GtkWidget *widget, - GdkEventExpose *event) -{ - GtkRange *range; - - /* The version of this method in gtkrange.c doesn't work - * when the slider is as wide as the trough. - */ - g_return_val_if_fail (widget != NULL, FALSE); - g_return_val_if_fail (GTK_IS_RANGE (widget), FALSE); - g_return_val_if_fail (event != NULL, FALSE); - - range = GTK_RANGE (widget); - - if (event->window == range->trough) - { - gtk_range_draw_trough (range); - } - else if (event->window == widget->window) - { - gtk_range_draw_background (range); - } - else if (event->window == range->slider) - { - gtk_range_draw_slider (range); - } - else if (event->window == range->step_forw) - { - gtk_range_draw_step_forw (range); - } - else if (event->window == range->step_back) - { - gtk_range_draw_step_back (range); - } - return FALSE; -} - - -/* GtkWidgetClass method-override framework */ - -typedef struct { - GtkType (*get_type) (void); - int offset; - gpointer replacement; - gpointer original; -} eazel_engine_class_hack; - -static eazel_engine_class_hack class_hacks[] = { - - { gtk_range_get_type, - G_STRUCT_OFFSET (GtkWidgetClass, expose_event), - gtk_range_expose }, - - { gtk_scale_get_type, - G_STRUCT_OFFSET (GtkWidgetClass, expose_event), - gtk_range_expose }, - - { NULL } -}; - -void -eazel_engine_install_hacks (void) -{ - eazel_engine_class_hack *hack; - for (hack = class_hacks; hack->get_type != 0; hack++) - { - GtkWidgetClass *klass = gtk_type_class (hack->get_type ()); - hack->original = G_STRUCT_MEMBER (gpointer, klass, hack->offset); - G_STRUCT_MEMBER (gpointer, klass, hack->offset) = hack->replacement; - } -} - -static void -restore_funcs (GtkObjectClass *klass, - int member_offset, - gpointer find_func, - gpointer replace_func) -{ - GList *child_list, *child; - if (!GTK_IS_WIDGET_CLASS (klass)) - g_error ("Warning: restoring methods for non-widget"); - else - { - GtkWidgetClass *widget_klass = GTK_WIDGET_CLASS (klass); - if (G_STRUCT_MEMBER (gpointer, widget_klass, member_offset) == find_func) - G_STRUCT_MEMBER (gpointer, widget_klass, member_offset) = replace_func; - } - child_list = gtk_type_children_types (klass->type); - for (child = child_list; child; child = child->next) - { - gpointer child_class = gtk_type_class (GPOINTER_TO_UINT (child->data)); - restore_funcs (GTK_OBJECT_CLASS (child_class), - member_offset, find_func, replace_func); - } -} - -void -eazel_engine_remove_hacks (void) -{ - eazel_engine_class_hack *hack; - for (hack = class_hacks; hack->get_type != 0; hack++) - { - /* This is nasty: the methods we installed in init() may have - been copied into subclasses. */ - - GtkWidgetClass *klass = gtk_type_class (hack->get_type ()); - restore_funcs (GTK_OBJECT_CLASS (klass), hack->offset, - hack->replacement, hack->original); - } -} |