--- /dev/null 2018-10-01 13:41:55.688000000 +0530 +++ new/modules/graphics/src/main/native-glass/gtk/wrapped.c 2018-10-03 15:26:08.819889096 +0530 @@ -0,0 +1,150 @@ +/* + * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * This code 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 + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +#include +#include +#include +#ifndef __USE_GNU // required for dladdr() & Dl_info +#define __USE_GNU +#endif +#include +#include + +#include +#include +#include + +#include "wrapped.h" + +extern jboolean gtk_verbose; + +/* + * cpp and dlsym don't play nicely together. Do all dynamic loading in C + */ + +// Note added in Glib 2.36 which is >= our OEL 7.0 version of 2.36 +// but does not seem to be in the headers properly +static GSettingsSchemaSource * (*_g_settings_schema_source_get_default) (void); + +GSettingsSchemaSource * wrapped_g_settings_schema_source_get_default (void) +{ + if(_g_settings_schema_source_get_default == NULL) { + _g_settings_schema_source_get_default = dlsym(RTLD_DEFAULT, "g_settings_schema_source_get_default"); + if (gtk_verbose && _g_settings_schema_source_get_default) { + fprintf(stderr, "loaded g_settings_schema_source_get_default\n"); fflush(stderr); + } + } + + if(_g_settings_schema_source_get_default != NULL) { + return (*_g_settings_schema_source_get_default)(); + } + + return NULL; +} + + +// Note added in Glib 2.36 which is >= our OEL 7.0 version of 2.36 +// but does not seem to be in the headers properly +static GSettingsSchema * + (*_g_settings_schema_source_lookup) (GSettingsSchemaSource *source, + const gchar *schema_id, + gboolean recursive); + +GSettingsSchema * +wrapped_g_settings_schema_source_lookup (GSettingsSchemaSource *source, + const gchar *schema_id, + gboolean recursive) +{ + if(_g_settings_schema_source_lookup == NULL) { + _g_settings_schema_source_lookup = dlsym(RTLD_DEFAULT, "g_settings_schema_source_lookup"); + if (gtk_verbose && _g_settings_schema_source_lookup) { + fprintf(stderr, "loaded g_settings_schema_source_lookup\n"); fflush(stderr); + } + } + + if(_g_settings_schema_source_lookup != NULL) { + return (*_g_settings_schema_source_lookup)(source, schema_id, recursive); + } + + return NULL; +} + +// Note added in Glib 2.40 which is > our OEL 7.0 version of 2.36 +static gboolean (*_g_settings_schema_has_key) (GSettingsSchema *schema, const gchar *name); + +gboolean wrapped_g_settings_schema_has_key (GSettingsSchema *schema, + const gchar *name) +{ + if(_g_settings_schema_has_key == NULL) { + _g_settings_schema_has_key = dlsym(RTLD_DEFAULT, "g_settings_schema_has_key"); + if (gtk_verbose && _g_settings_schema_has_key) { + fprintf(stderr, "loaded g_settings_schema_has_key\n"); fflush(stderr); + } + } + + if(_g_settings_schema_has_key != NULL) { + return (*_g_settings_schema_has_key)(schema, name); + } + + return 0; +} + +static void (*_g_settings_schema_unref) (GSettingsSchema *schema); + +void wrapped_g_settings_schema_unref (GSettingsSchema *schema) +{ + if(_g_settings_schema_unref == NULL) { + _g_settings_schema_unref = dlsym(RTLD_DEFAULT, "g_settings_schema_unref"); + if (gtk_verbose && _g_settings_schema_unref) { + fprintf(stderr, "loaded g_settings_schema_unref\n"); fflush(stderr); + } + } + + if(_g_settings_schema_unref != NULL) { + (*_g_settings_schema_unref)(schema); + } + +} + +static void (*_gdk_x11_display_set_window_scale) (GdkDisplay *display, gint scale); + +// Note added in libgdk 3.10 which is > our OEL 7.0 version of 3.8 +void wrapped_gdk_x11_display_set_window_scale (GdkDisplay *display, + gint scale) +{ +#if GTK_CHECK_VERSION(3, 0, 0) + if(_gdk_x11_display_set_window_scale == NULL) { + _gdk_x11_display_set_window_scale = dlsym(RTLD_DEFAULT, "gdk_x11_display_set_window_scale"); + if (gtk_verbose && _gdk_x11_display_set_window_scale) { + fprintf(stderr, "loaded gdk_x11_display_set_window_scale\n"); fflush(stderr); + } + } +#endif + + if(_gdk_x11_display_set_window_scale != NULL) { + (*_gdk_x11_display_set_window_scale)(display, scale); + } +} +