| /* |
| * Copyright (c) 2005, 2016, 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 <dlfcn.h> |
| #include <setjmp.h> |
| #include <X11/Xlib.h> |
| #include <limits.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include "gtk2_interface.h" |
| #include "java_awt_Transparency.h" |
| #include "jvm_md.h" |
| #include "sizecalc.h" |
| #include <jni_util.h> |
| #include "awt.h" |
| |
| #define GTK_TYPE_BORDER ((*fp_gtk_border_get_type)()) |
| |
| #define G_TYPE_FUNDAMENTAL_SHIFT (2) |
| #define G_TYPE_MAKE_FUNDAMENTAL(x) ((GType) ((x) << G_TYPE_FUNDAMENTAL_SHIFT)) |
| |
| #define CONV_BUFFER_SIZE 128 |
| |
| #define NO_SYMBOL_EXCEPTION 1 |
| |
| static void *gtk2_libhandle = NULL; |
| static void *gthread_libhandle = NULL; |
| |
| static jmp_buf j; |
| |
| /* Widgets */ |
| static GtkWidget *gtk2_widget = NULL; |
| static GtkWidget *gtk2_window = NULL; |
| static GtkFixed *gtk2_fixed = NULL; |
| |
| /* Paint system */ |
| static GdkPixmap *gtk2_white_pixmap = NULL; |
| static GdkPixmap *gtk2_black_pixmap = NULL; |
| static GdkPixbuf *gtk2_white_pixbuf = NULL; |
| static GdkPixbuf *gtk2_black_pixbuf = NULL; |
| static int gtk2_pixbuf_width = 0; |
| static int gtk2_pixbuf_height = 0; |
| |
| /* Static buffer for conversion from java.lang.String to UTF-8 */ |
| static char convertionBuffer[CONV_BUFFER_SIZE]; |
| |
| static gboolean new_combo = TRUE; |
| const char ENV_PREFIX[] = "GTK_MODULES="; |
| |
| |
| static GtkWidget *gtk2_widgets[_GTK_WIDGET_TYPE_SIZE]; |
| |
| /************************* |
| * Glib function pointers |
| *************************/ |
| |
| static gboolean (*fp_g_main_context_iteration)(GMainContext *context, |
| gboolean may_block); |
| |
| static GValue* (*fp_g_value_init)(GValue *value, GType g_type); |
| static gboolean (*fp_g_type_is_a)(GType type, GType is_a_type); |
| static gboolean (*fp_g_value_get_boolean)(const GValue *value); |
| static gchar (*fp_g_value_get_char)(const GValue *value); |
| static guchar (*fp_g_value_get_uchar)(const GValue *value); |
| static gint (*fp_g_value_get_int)(const GValue *value); |
| static guint (*fp_g_value_get_uint)(const GValue *value); |
| static glong (*fp_g_value_get_long)(const GValue *value); |
| static gulong (*fp_g_value_get_ulong)(const GValue *value); |
| static gint64 (*fp_g_value_get_int64)(const GValue *value); |
| static guint64 (*fp_g_value_get_uint64)(const GValue *value); |
| static gfloat (*fp_g_value_get_float)(const GValue *value); |
| static gdouble (*fp_g_value_get_double)(const GValue *value); |
| static const gchar* (*fp_g_value_get_string)(const GValue *value); |
| static gint (*fp_g_value_get_enum)(const GValue *value); |
| static guint (*fp_g_value_get_flags)(const GValue *value); |
| static GParamSpec* (*fp_g_value_get_param)(const GValue *value); |
| static gpointer* (*fp_g_value_get_boxed)(const GValue *value); |
| static gpointer* (*fp_g_value_get_pointer)(const GValue *value); |
| static GObject* (*fp_g_value_get_object)(const GValue *value); |
| static GParamSpec* (*fp_g_param_spec_int)(const gchar *name, |
| const gchar *nick, const gchar *blurb, |
| gint minimum, gint maximum, gint default_value, |
| GParamFlags flags); |
| static void (*fp_g_object_get)(gpointer object, |
| const gchar* fpn, ...); |
| static void (*fp_g_object_set)(gpointer object, |
| const gchar *first_property_name, |
| ...); |
| /************************ |
| * GDK function pointers |
| ************************/ |
| static GdkPixmap *(*fp_gdk_pixmap_new)(GdkDrawable *drawable, |
| gint width, gint height, gint depth); |
| static GdkGC *(*fp_gdk_gc_new)(GdkDrawable*); |
| static void (*fp_gdk_rgb_gc_set_foreground)(GdkGC*, guint32); |
| static void (*fp_gdk_draw_rectangle)(GdkDrawable*, GdkGC*, gboolean, |
| gint, gint, gint, gint); |
| static GdkPixbuf *(*fp_gdk_pixbuf_new)(GdkColorspace colorspace, |
| gboolean has_alpha, int bits_per_sample, int width, int height); |
| static void (*fp_gdk_drawable_get_size)(GdkDrawable *drawable, |
| gint* width, gint* height); |
| |
| /************************ |
| * Gtk function pointers |
| ************************/ |
| static gboolean (*fp_gtk_init_check)(int* argc, char** argv); |
| |
| /* Painting */ |
| static void (*fp_gtk_paint_hline)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GdkRectangle* area, GtkWidget* widget, |
| const gchar* detail, gint x1, gint x2, gint y); |
| static void (*fp_gtk_paint_vline)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GdkRectangle* area, GtkWidget* widget, |
| const gchar* detail, gint y1, gint y2, gint x); |
| static void (*fp_gtk_paint_shadow)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| gint x, gint y, gint width, gint height); |
| static void (*fp_gtk_paint_arrow)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| GtkArrowType arrow_type, gboolean fill, gint x, gint y, |
| gint width, gint height); |
| static void (*fp_gtk_paint_diamond)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| gint x, gint y, gint width, gint height); |
| static void (*fp_gtk_paint_box)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| gint x, gint y, gint width, gint height); |
| static void (*fp_gtk_paint_flat_box)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| gint x, gint y, gint width, gint height); |
| static void (*fp_gtk_paint_check)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| gint x, gint y, gint width, gint height); |
| static void (*fp_gtk_paint_option)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| gint x, gint y, gint width, gint height); |
| static void (*fp_gtk_paint_box_gap)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| gint x, gint y, gint width, gint height, |
| GtkPositionType gap_side, gint gap_x, gint gap_width); |
| static void (*fp_gtk_paint_extension)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| gint x, gint y, gint width, gint height, GtkPositionType gap_side); |
| static void (*fp_gtk_paint_focus)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GdkRectangle* area, GtkWidget* widget, |
| const gchar* detail, gint x, gint y, gint width, gint height); |
| static void (*fp_gtk_paint_slider)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| gint x, gint y, gint width, gint height, GtkOrientation orientation); |
| static void (*fp_gtk_paint_handle)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GtkShadowType shadow_type, |
| GdkRectangle* area, GtkWidget* widget, const gchar* detail, |
| gint x, gint y, gint width, gint height, GtkOrientation orientation); |
| static void (*fp_gtk_paint_expander)(GtkStyle* style, GdkWindow* window, |
| GtkStateType state_type, GdkRectangle* area, GtkWidget* widget, |
| const gchar* detail, gint x, gint y, GtkExpanderStyle expander_style); |
| static void (*fp_gtk_style_apply_default_background)(GtkStyle* style, |
| GdkWindow* window, gboolean set_bg, GtkStateType state_type, |
| GdkRectangle* area, gint x, gint y, gint width, gint height); |
| |
| /* Widget creation */ |
| static GtkWidget* (*fp_gtk_arrow_new)(GtkArrowType arrow_type, |
| GtkShadowType shadow_type); |
| static GtkWidget* (*fp_gtk_button_new)(); |
| static GtkWidget* (*fp_gtk_check_button_new)(); |
| static GtkWidget* (*fp_gtk_check_menu_item_new)(); |
| static GtkWidget* (*fp_gtk_color_selection_dialog_new)(const gchar* title); |
| static GtkWidget* (*fp_gtk_combo_box_new)(); |
| static GtkWidget* (*fp_gtk_combo_box_entry_new)(); |
| static GtkWidget* (*fp_gtk_entry_new)(); |
| static GtkWidget* (*fp_gtk_fixed_new)(); |
| static GtkWidget* (*fp_gtk_handle_box_new)(); |
| static GtkWidget* (*fp_gtk_hpaned_new)(); |
| static GtkWidget* (*fp_gtk_vpaned_new)(); |
| static GtkWidget* (*fp_gtk_hscale_new)(GtkAdjustment* adjustment); |
| static GtkWidget* (*fp_gtk_vscale_new)(GtkAdjustment* adjustment); |
| static GtkWidget* (*fp_gtk_hscrollbar_new)(GtkAdjustment* adjustment); |
| static GtkWidget* (*fp_gtk_vscrollbar_new)(GtkAdjustment* adjustment); |
| static GtkWidget* (*fp_gtk_hseparator_new)(); |
| static GtkWidget* (*fp_gtk_vseparator_new)(); |
| static GtkWidget* (*fp_gtk_image_new)(); |
| static GtkWidget* (*fp_gtk_label_new)(const gchar* str); |
| static GtkWidget* (*fp_gtk_menu_new)(); |
| static GtkWidget* (*fp_gtk_menu_bar_new)(); |
| static GtkWidget* (*fp_gtk_menu_item_new)(); |
| static GtkWidget* (*fp_gtk_notebook_new)(); |
| static GtkWidget* (*fp_gtk_progress_bar_new)(); |
| static GtkWidget* (*fp_gtk_progress_bar_set_orientation)( |
| GtkProgressBar *pbar, |
| GtkProgressBarOrientation orientation); |
| static GtkWidget* (*fp_gtk_radio_button_new)(GSList *group); |
| static GtkWidget* (*fp_gtk_radio_menu_item_new)(GSList *group); |
| static GtkWidget* (*fp_gtk_scrolled_window_new)(GtkAdjustment *hadjustment, |
| GtkAdjustment *vadjustment); |
| static GtkWidget* (*fp_gtk_separator_menu_item_new)(); |
| static GtkWidget* (*fp_gtk_separator_tool_item_new)(); |
| static GtkWidget* (*fp_gtk_text_view_new)(); |
| static GtkWidget* (*fp_gtk_toggle_button_new)(); |
| static GtkWidget* (*fp_gtk_toolbar_new)(); |
| static GtkWidget* (*fp_gtk_tree_view_new)(); |
| static GtkWidget* (*fp_gtk_viewport_new)(GtkAdjustment *hadjustment, |
| GtkAdjustment *vadjustment); |
| static GtkWidget* (*fp_gtk_window_new)(GtkWindowType type); |
| static GtkWidget* (*fp_gtk_dialog_new)(); |
| static GtkWidget* (*fp_gtk_spin_button_new)(GtkAdjustment *adjustment, |
| gdouble climb_rate, guint digits); |
| static GtkWidget* (*fp_gtk_frame_new)(const gchar *label); |
| |
| /* Other widget operations */ |
| static GtkObject* (*fp_gtk_adjustment_new)(gdouble value, |
| gdouble lower, gdouble upper, gdouble step_increment, |
| gdouble page_increment, gdouble page_size); |
| static void (*fp_gtk_container_add)(GtkContainer *window, GtkWidget *widget); |
| static void (*fp_gtk_menu_shell_append)(GtkMenuShell *menu_shell, |
| GtkWidget *child); |
| static void (*fp_gtk_menu_item_set_submenu)(GtkMenuItem *menu_item, |
| GtkWidget *submenu); |
| static void (*fp_gtk_widget_realize)(GtkWidget *widget); |
| static GdkPixbuf* (*fp_gtk_widget_render_icon)(GtkWidget *widget, |
| const gchar *stock_id, GtkIconSize size, const gchar *detail); |
| static void (*fp_gtk_widget_set_name)(GtkWidget *widget, const gchar *name); |
| static void (*fp_gtk_widget_set_parent)(GtkWidget *widget, GtkWidget *parent); |
| static void (*fp_gtk_widget_set_direction)(GtkWidget *widget, |
| GtkTextDirection direction); |
| static void (*fp_gtk_widget_style_get)(GtkWidget *widget, |
| const gchar *first_property_name, ...); |
| static void (*fp_gtk_widget_class_install_style_property)( |
| GtkWidgetClass* class, GParamSpec *pspec); |
| static GParamSpec* (*fp_gtk_widget_class_find_style_property)( |
| GtkWidgetClass* class, const gchar* property_name); |
| static void (*fp_gtk_widget_style_get_property)(GtkWidget* widget, |
| const gchar* property_name, GValue* value); |
| static char* (*fp_pango_font_description_to_string)( |
| const PangoFontDescription* fd); |
| static GtkSettings* (*fp_gtk_settings_get_default)(); |
| static GtkSettings* (*fp_gtk_widget_get_settings)(GtkWidget *widget); |
| static GType (*fp_gtk_border_get_type)(); |
| static void (*fp_gtk_arrow_set)(GtkWidget* arrow, |
| GtkArrowType arrow_type, |
| GtkShadowType shadow_type); |
| static void (*fp_gtk_widget_size_request)(GtkWidget *widget, |
| GtkRequisition *requisition); |
| static GtkAdjustment* (*fp_gtk_range_get_adjustment)(GtkRange* range); |
| |
| /* Method bodies */ |
| |
| static void throw_exception(JNIEnv *env, const char* name, const char* message) |
| { |
| jclass class = (*env)->FindClass(env, name); |
| |
| if (class != NULL) |
| (*env)->ThrowNew(env, class, message); |
| |
| (*env)->DeleteLocalRef(env, class); |
| } |
| |
| /* This is a workaround for the bug: |
| * http://sourceware.org/bugzilla/show_bug.cgi?id=1814 |
| * (dlsym/dlopen clears dlerror state) |
| * This bug is specific to Linux, but there is no harm in |
| * applying this workaround on Solaris as well. |
| */ |
| static void* dl_symbol(const char* name) |
| { |
| void* result = dlsym(gtk2_libhandle, name); |
| if (!result) |
| longjmp(j, NO_SYMBOL_EXCEPTION); |
| |
| return result; |
| } |
| |
| static void* dl_symbol_gthread(const char* name) |
| { |
| void* result = dlsym(gthread_libhandle, name); |
| if (!result) |
| longjmp(j, NO_SYMBOL_EXCEPTION); |
| |
| return result; |
| } |
| |
| gboolean gtk2_check(const char* lib_name, gboolean load) |
| { |
| if (gtk2_libhandle != NULL) { |
| /* We've already successfully opened the GTK libs, so return true. */ |
| return TRUE; |
| } else { |
| void *lib = NULL; |
| |
| #ifdef RTLD_NOLOAD |
| /* Just check if gtk libs are already in the process space */ |
| lib = dlopen(lib_name, RTLD_LAZY | RTLD_NOLOAD); |
| if (!load || lib != NULL) { |
| return lib != NULL; |
| } |
| #else |
| #ifdef _AIX |
| /* On AIX we could implement this with the help of loadquery(L_GETINFO, ..) */ |
| /* (see reload_table() in hotspot/src/os/aix/vm/loadlib_aix.cpp) but it is */ |
| /* probably not worth it because most AIX servers don't have GTK libs anyway */ |
| #endif |
| #endif |
| |
| lib = dlopen(lib_name, RTLD_LAZY | RTLD_LOCAL); |
| if (lib == NULL) { |
| return FALSE; |
| } |
| |
| fp_gtk_check_version = dlsym(lib, "gtk_check_version"); |
| /* Check for GTK 2.2+ */ |
| if (!fp_gtk_check_version(2, 2, 0)) { |
| return TRUE; |
| } |
| |
| // 8048289: workaround for https://bugzilla.gnome.org/show_bug.cgi?id=733065 |
| // dlclose(lib); |
| |
| return FALSE; |
| } |
| } |
| |
| #define ADD_SUPPORTED_ACTION(actionStr) \ |
| do { \ |
| jfieldID fld_action = (*env)->GetStaticFieldID(env, cls_action, actionStr, "Ljava/awt/Desktop$Action;"); \ |
| if (!(*env)->ExceptionCheck(env)) { \ |
| jobject action = (*env)->GetStaticObjectField(env, cls_action, fld_action); \ |
| (*env)->CallBooleanMethod(env, supportedActions, mid_arrayListAdd, action); \ |
| } else { \ |
| (*env)->ExceptionClear(env); \ |
| } \ |
| } while(0); |
| |
| |
| static void update_supported_actions(JNIEnv *env) { |
| GVfs * (*fp_g_vfs_get_default) (void); |
| const gchar * const * (*fp_g_vfs_get_supported_uri_schemes) (GVfs * vfs); |
| const gchar * const * schemes = NULL; |
| |
| jclass cls_action = (*env)->FindClass(env, "java/awt/Desktop$Action"); |
| CHECK_NULL(cls_action); |
| jclass cls_xDesktopPeer = (*env)->FindClass(env, "sun/awt/X11/XDesktopPeer"); |
| CHECK_NULL(cls_xDesktopPeer); |
| jfieldID fld_supportedActions = (*env)->GetStaticFieldID(env, cls_xDesktopPeer, "supportedActions", "Ljava/util/List;"); |
| CHECK_NULL(fld_supportedActions); |
| jobject supportedActions = (*env)->GetStaticObjectField(env, cls_xDesktopPeer, fld_supportedActions); |
| |
| jclass cls_arrayList = (*env)->FindClass(env, "java/util/ArrayList"); |
| CHECK_NULL(cls_arrayList); |
| jmethodID mid_arrayListAdd = (*env)->GetMethodID(env, cls_arrayList, "add", "(Ljava/lang/Object;)Z"); |
| CHECK_NULL(mid_arrayListAdd); |
| jmethodID mid_arrayListClear = (*env)->GetMethodID(env, cls_arrayList, "clear", "()V"); |
| CHECK_NULL(mid_arrayListClear); |
| |
| (*env)->CallVoidMethod(env, supportedActions, mid_arrayListClear); |
| |
| ADD_SUPPORTED_ACTION("OPEN"); |
| |
| /** |
| * gtk_show_uri() documentation says: |
| * |
| * > you need to install gvfs to get support for uri schemes such as http:// |
| * > or ftp://, as only local files are handled by GIO itself. |
| * |
| * So OPEN action was safely added here. |
| * However, it looks like Solaris 11 have gvfs support only for 32-bit |
| * applications only by default. |
| */ |
| |
| fp_g_vfs_get_default = dl_symbol("g_vfs_get_default"); |
| fp_g_vfs_get_supported_uri_schemes = dl_symbol("g_vfs_get_supported_uri_schemes"); |
| dlerror(); |
| |
| if (fp_g_vfs_get_default && fp_g_vfs_get_supported_uri_schemes) { |
| GVfs * vfs = fp_g_vfs_get_default(); |
| schemes = vfs ? fp_g_vfs_get_supported_uri_schemes(vfs) : NULL; |
| if (schemes) { |
| int i = 0; |
| while (schemes[i]) { |
| if (strcmp(schemes[i], "http") == 0) { |
| ADD_SUPPORTED_ACTION("BROWSE"); |
| ADD_SUPPORTED_ACTION("MAIL"); |
| break; |
| } |
| i++; |
| } |
| } |
| } else { |
| #ifdef DEBUG |
| fprintf(stderr, "Cannot load g_vfs_get_supported_uri_schemes\n"); |
| #endif /* DEBUG */ |
| } |
| |
| } |
| /** |
| * Functions for awt_Desktop.c |
| */ |
| static gboolean gtk2_show_uri_load(JNIEnv *env) { |
| gboolean success = FALSE; |
| dlerror(); |
| const char *gtk_version = fp_gtk_check_version(2, 14, 0); |
| if (gtk_version != NULL) { |
| // The gtk_show_uri is available from GTK+ 2.14 |
| #ifdef DEBUG |
| fprintf (stderr, "The version of GTK is %s. " |
| "The gtk_show_uri function is supported " |
| "since GTK+ 2.14.\n", gtk_version); |
| #endif /* DEBUG */ |
| } else { |
| // Loading symbols only if the GTK version is 2.14 and higher |
| fp_gtk_show_uri = dl_symbol("gtk_show_uri"); |
| const char *dlsym_error = dlerror(); |
| if (dlsym_error) { |
| #ifdef DEBUG |
| fprintf (stderr, "Cannot load symbol: %s \n", dlsym_error); |
| #endif /* DEBUG */ |
| } else if (fp_gtk_show_uri == NULL) { |
| #ifdef DEBUG |
| fprintf(stderr, "dlsym(gtk_show_uri) returned NULL\n"); |
| #endif /* DEBUG */ |
| } else { |
| gtk->gtk_show_uri = fp_gtk_show_uri; |
| update_supported_actions(env); |
| success = TRUE; |
| } |
| } |
| return success; |
| } |
| |
| /** |
| * Functions for sun_awt_X11_GtkFileDialogPeer.c |
| */ |
| static void gtk2_file_chooser_load() |
| { |
| fp_gtk_file_chooser_get_filename = dl_symbol( |
| "gtk_file_chooser_get_filename"); |
| fp_gtk_file_chooser_dialog_new = dl_symbol("gtk_file_chooser_dialog_new"); |
| fp_gtk_file_chooser_set_current_folder = dl_symbol( |
| "gtk_file_chooser_set_current_folder"); |
| fp_gtk_file_chooser_set_filename = dl_symbol( |
| "gtk_file_chooser_set_filename"); |
| fp_gtk_file_chooser_set_current_name = dl_symbol( |
| "gtk_file_chooser_set_current_name"); |
| fp_gtk_file_filter_add_custom = dl_symbol("gtk_file_filter_add_custom"); |
| fp_gtk_file_chooser_set_filter = dl_symbol("gtk_file_chooser_set_filter"); |
| fp_gtk_file_chooser_get_type = dl_symbol("gtk_file_chooser_get_type"); |
| fp_gtk_file_filter_new = dl_symbol("gtk_file_filter_new"); |
| if (fp_gtk_check_version(2, 8, 0) == NULL) { |
| fp_gtk_file_chooser_set_do_overwrite_confirmation = dl_symbol( |
| "gtk_file_chooser_set_do_overwrite_confirmation"); |
| } |
| fp_gtk_file_chooser_set_select_multiple = dl_symbol( |
| "gtk_file_chooser_set_select_multiple"); |
| fp_gtk_file_chooser_get_current_folder = dl_symbol( |
| "gtk_file_chooser_get_current_folder"); |
| fp_gtk_file_chooser_get_filenames = dl_symbol( |
| "gtk_file_chooser_get_filenames"); |
| fp_gtk_g_slist_length = dl_symbol("g_slist_length"); |
| fp_gdk_x11_drawable_get_xid = dl_symbol("gdk_x11_drawable_get_xid"); |
| } |
| |
| GtkApi* gtk2_load(JNIEnv *env, const char* lib_name) |
| { |
| gboolean result; |
| int i; |
| int (*handler)(); |
| int (*io_handler)(); |
| char *gtk_modules_env; |
| |
| gtk2_libhandle = dlopen(lib_name, RTLD_LAZY | RTLD_LOCAL); |
| if (gtk2_libhandle == NULL) { |
| return FALSE; |
| } |
| |
| gthread_libhandle = dlopen(GTHREAD_LIB_VERSIONED, RTLD_LAZY | RTLD_LOCAL); |
| if (gthread_libhandle == NULL) { |
| gthread_libhandle = dlopen(GTHREAD_LIB, RTLD_LAZY | RTLD_LOCAL); |
| if (gthread_libhandle == NULL) |
| return FALSE; |
| } |
| |
| if (setjmp(j) == 0) |
| { |
| fp_gtk_check_version = dl_symbol("gtk_check_version"); |
| /* Check for GTK 2.2+ */ |
| if (fp_gtk_check_version(2, 2, 0)) { |
| longjmp(j, NO_SYMBOL_EXCEPTION); |
| } |
| |
| /* GLib */ |
| fp_glib_check_version = dlsym(gtk2_libhandle, "glib_check_version"); |
| if (!fp_glib_check_version) { |
| dlerror(); |
| } |
| fp_g_free = dl_symbol("g_free"); |
| fp_g_object_unref = dl_symbol("g_object_unref"); |
| |
| fp_g_main_context_iteration = |
| dl_symbol("g_main_context_iteration"); |
| |
| fp_g_value_init = dl_symbol("g_value_init"); |
| fp_g_type_is_a = dl_symbol("g_type_is_a"); |
| |
| fp_g_value_get_boolean = dl_symbol("g_value_get_boolean"); |
| fp_g_value_get_char = dl_symbol("g_value_get_char"); |
| fp_g_value_get_uchar = dl_symbol("g_value_get_uchar"); |
| fp_g_value_get_int = dl_symbol("g_value_get_int"); |
| fp_g_value_get_uint = dl_symbol("g_value_get_uint"); |
| fp_g_value_get_long = dl_symbol("g_value_get_long"); |
| fp_g_value_get_ulong = dl_symbol("g_value_get_ulong"); |
| fp_g_value_get_int64 = dl_symbol("g_value_get_int64"); |
| fp_g_value_get_uint64 = dl_symbol("g_value_get_uint64"); |
| fp_g_value_get_float = dl_symbol("g_value_get_float"); |
| fp_g_value_get_double = dl_symbol("g_value_get_double"); |
| fp_g_value_get_string = dl_symbol("g_value_get_string"); |
| fp_g_value_get_enum = dl_symbol("g_value_get_enum"); |
| fp_g_value_get_flags = dl_symbol("g_value_get_flags"); |
| fp_g_value_get_param = dl_symbol("g_value_get_param"); |
| fp_g_value_get_boxed = dl_symbol("g_value_get_boxed"); |
| fp_g_value_get_pointer = dl_symbol("g_value_get_pointer"); |
| fp_g_value_get_object = dl_symbol("g_value_get_object"); |
| fp_g_param_spec_int = dl_symbol("g_param_spec_int"); |
| fp_g_object_get = dl_symbol("g_object_get"); |
| fp_g_object_set = dl_symbol("g_object_set"); |
| |
| /* GDK */ |
| fp_gdk_get_default_root_window = |
| dl_symbol("gdk_get_default_root_window"); |
| fp_gdk_pixmap_new = dl_symbol("gdk_pixmap_new"); |
| fp_gdk_pixbuf_get_from_drawable = |
| dl_symbol("gdk_pixbuf_get_from_drawable"); |
| fp_gdk_pixbuf_scale_simple = |
| dl_symbol("gdk_pixbuf_scale_simple"); |
| fp_gdk_gc_new = dl_symbol("gdk_gc_new"); |
| fp_gdk_rgb_gc_set_foreground = |
| dl_symbol("gdk_rgb_gc_set_foreground"); |
| fp_gdk_draw_rectangle = dl_symbol("gdk_draw_rectangle"); |
| fp_gdk_drawable_get_size = dl_symbol("gdk_drawable_get_size"); |
| |
| /* Pixbuf */ |
| fp_gdk_pixbuf_new = dl_symbol("gdk_pixbuf_new"); |
| fp_gdk_pixbuf_new_from_file = |
| dl_symbol("gdk_pixbuf_new_from_file"); |
| fp_gdk_pixbuf_get_width = dl_symbol("gdk_pixbuf_get_width"); |
| fp_gdk_pixbuf_get_height = dl_symbol("gdk_pixbuf_get_height"); |
| fp_gdk_pixbuf_get_pixels = dl_symbol("gdk_pixbuf_get_pixels"); |
| fp_gdk_pixbuf_get_rowstride = |
| dl_symbol("gdk_pixbuf_get_rowstride"); |
| fp_gdk_pixbuf_get_has_alpha = |
| dl_symbol("gdk_pixbuf_get_has_alpha"); |
| fp_gdk_pixbuf_get_bits_per_sample = |
| dl_symbol("gdk_pixbuf_get_bits_per_sample"); |
| fp_gdk_pixbuf_get_n_channels = |
| dl_symbol("gdk_pixbuf_get_n_channels"); |
| fp_gdk_pixbuf_get_colorspace = |
| dl_symbol("gdk_pixbuf_get_colorspace"); |
| |
| /* GTK painting */ |
| fp_gtk_init_check = dl_symbol("gtk_init_check"); |
| fp_gtk_paint_hline = dl_symbol("gtk_paint_hline"); |
| fp_gtk_paint_vline = dl_symbol("gtk_paint_vline"); |
| fp_gtk_paint_shadow = dl_symbol("gtk_paint_shadow"); |
| fp_gtk_paint_arrow = dl_symbol("gtk_paint_arrow"); |
| fp_gtk_paint_diamond = dl_symbol("gtk_paint_diamond"); |
| fp_gtk_paint_box = dl_symbol("gtk_paint_box"); |
| fp_gtk_paint_flat_box = dl_symbol("gtk_paint_flat_box"); |
| fp_gtk_paint_check = dl_symbol("gtk_paint_check"); |
| fp_gtk_paint_option = dl_symbol("gtk_paint_option"); |
| fp_gtk_paint_box_gap = dl_symbol("gtk_paint_box_gap"); |
| fp_gtk_paint_extension = dl_symbol("gtk_paint_extension"); |
| fp_gtk_paint_focus = dl_symbol("gtk_paint_focus"); |
| fp_gtk_paint_slider = dl_symbol("gtk_paint_slider"); |
| fp_gtk_paint_handle = dl_symbol("gtk_paint_handle"); |
| fp_gtk_paint_expander = dl_symbol("gtk_paint_expander"); |
| fp_gtk_style_apply_default_background = |
| dl_symbol("gtk_style_apply_default_background"); |
| |
| /* GTK widgets */ |
| fp_gtk_arrow_new = dl_symbol("gtk_arrow_new"); |
| fp_gtk_button_new = dl_symbol("gtk_button_new"); |
| fp_gtk_spin_button_new = dl_symbol("gtk_spin_button_new"); |
| fp_gtk_check_button_new = dl_symbol("gtk_check_button_new"); |
| fp_gtk_check_menu_item_new = |
| dl_symbol("gtk_check_menu_item_new"); |
| fp_gtk_color_selection_dialog_new = |
| dl_symbol("gtk_color_selection_dialog_new"); |
| fp_gtk_entry_new = dl_symbol("gtk_entry_new"); |
| fp_gtk_fixed_new = dl_symbol("gtk_fixed_new"); |
| fp_gtk_handle_box_new = dl_symbol("gtk_handle_box_new"); |
| fp_gtk_image_new = dl_symbol("gtk_image_new"); |
| fp_gtk_hpaned_new = dl_symbol("gtk_hpaned_new"); |
| fp_gtk_vpaned_new = dl_symbol("gtk_vpaned_new"); |
| fp_gtk_hscale_new = dl_symbol("gtk_hscale_new"); |
| fp_gtk_vscale_new = dl_symbol("gtk_vscale_new"); |
| fp_gtk_hscrollbar_new = dl_symbol("gtk_hscrollbar_new"); |
| fp_gtk_vscrollbar_new = dl_symbol("gtk_vscrollbar_new"); |
| fp_gtk_hseparator_new = dl_symbol("gtk_hseparator_new"); |
| fp_gtk_vseparator_new = dl_symbol("gtk_vseparator_new"); |
| fp_gtk_label_new = dl_symbol("gtk_label_new"); |
| fp_gtk_menu_new = dl_symbol("gtk_menu_new"); |
| fp_gtk_menu_bar_new = dl_symbol("gtk_menu_bar_new"); |
| fp_gtk_menu_item_new = dl_symbol("gtk_menu_item_new"); |
| fp_gtk_menu_item_set_submenu = |
| dl_symbol("gtk_menu_item_set_submenu"); |
| fp_gtk_notebook_new = dl_symbol("gtk_notebook_new"); |
| fp_gtk_progress_bar_new = |
| dl_symbol("gtk_progress_bar_new"); |
| fp_gtk_progress_bar_set_orientation = |
| dl_symbol("gtk_progress_bar_set_orientation"); |
| fp_gtk_radio_button_new = |
| dl_symbol("gtk_radio_button_new"); |
| fp_gtk_radio_menu_item_new = |
| dl_symbol("gtk_radio_menu_item_new"); |
| fp_gtk_scrolled_window_new = |
| dl_symbol("gtk_scrolled_window_new"); |
| fp_gtk_separator_menu_item_new = |
| dl_symbol("gtk_separator_menu_item_new"); |
| fp_gtk_text_view_new = dl_symbol("gtk_text_view_new"); |
| fp_gtk_toggle_button_new = |
| dl_symbol("gtk_toggle_button_new"); |
| fp_gtk_toolbar_new = dl_symbol("gtk_toolbar_new"); |
| fp_gtk_tree_view_new = dl_symbol("gtk_tree_view_new"); |
| fp_gtk_viewport_new = dl_symbol("gtk_viewport_new"); |
| fp_gtk_window_new = dl_symbol("gtk_window_new"); |
| fp_gtk_window_present = dl_symbol("gtk_window_present"); |
| fp_gtk_window_move = dl_symbol("gtk_window_move"); |
| fp_gtk_window_resize = dl_symbol("gtk_window_resize"); |
| |
| fp_gtk_dialog_new = dl_symbol("gtk_dialog_new"); |
| fp_gtk_frame_new = dl_symbol("gtk_frame_new"); |
| |
| fp_gtk_adjustment_new = dl_symbol("gtk_adjustment_new"); |
| fp_gtk_container_add = dl_symbol("gtk_container_add"); |
| fp_gtk_menu_shell_append = |
| dl_symbol("gtk_menu_shell_append"); |
| fp_gtk_widget_realize = dl_symbol("gtk_widget_realize"); |
| fp_gtk_widget_destroy = dl_symbol("gtk_widget_destroy"); |
| fp_gtk_widget_render_icon = |
| dl_symbol("gtk_widget_render_icon"); |
| fp_gtk_widget_set_name = |
| dl_symbol("gtk_widget_set_name"); |
| fp_gtk_widget_set_parent = |
| dl_symbol("gtk_widget_set_parent"); |
| fp_gtk_widget_set_direction = |
| dl_symbol("gtk_widget_set_direction"); |
| fp_gtk_widget_style_get = |
| dl_symbol("gtk_widget_style_get"); |
| fp_gtk_widget_class_install_style_property = |
| dl_symbol("gtk_widget_class_install_style_property"); |
| fp_gtk_widget_class_find_style_property = |
| dl_symbol("gtk_widget_class_find_style_property"); |
| fp_gtk_widget_style_get_property = |
| dl_symbol("gtk_widget_style_get_property"); |
| fp_pango_font_description_to_string = |
| dl_symbol("pango_font_description_to_string"); |
| fp_gtk_settings_get_default = |
| dl_symbol("gtk_settings_get_default"); |
| fp_gtk_widget_get_settings = |
| dl_symbol("gtk_widget_get_settings"); |
| fp_gtk_border_get_type = dl_symbol("gtk_border_get_type"); |
| fp_gtk_arrow_set = dl_symbol("gtk_arrow_set"); |
| fp_gtk_widget_size_request = |
| dl_symbol("gtk_widget_size_request"); |
| fp_gtk_range_get_adjustment = |
| dl_symbol("gtk_range_get_adjustment"); |
| |
| fp_gtk_widget_hide = dl_symbol("gtk_widget_hide"); |
| fp_gtk_main_quit = dl_symbol("gtk_main_quit"); |
| fp_g_signal_connect_data = dl_symbol("g_signal_connect_data"); |
| fp_gtk_widget_show = dl_symbol("gtk_widget_show"); |
| fp_gtk_main = dl_symbol("gtk_main"); |
| |
| fp_g_path_get_dirname = dl_symbol("g_path_get_dirname"); |
| |
| /** |
| * GLib thread system |
| */ |
| if (GLIB_CHECK_VERSION(2, 20, 0)) { |
| fp_g_thread_get_initialized = dl_symbol_gthread("g_thread_get_initialized"); |
| } |
| fp_g_thread_init = dl_symbol_gthread("g_thread_init"); |
| fp_gdk_threads_init = dl_symbol("gdk_threads_init"); |
| fp_gdk_threads_enter = dl_symbol("gdk_threads_enter"); |
| fp_gdk_threads_leave = dl_symbol("gdk_threads_leave"); |
| |
| /** |
| * Functions for sun_awt_X11_GtkFileDialogPeer.c |
| */ |
| if (fp_gtk_check_version(2, 4, 0) == NULL) { |
| // The current GtkFileChooser is available from GTK+ 2.4 |
| gtk2_file_chooser_load(); |
| } |
| |
| /* Some functions may be missing in pre-2.4 GTK. |
| We handle them specially here. |
| */ |
| fp_gtk_combo_box_new = dlsym(gtk2_libhandle, "gtk_combo_box_new"); |
| if (fp_gtk_combo_box_new == NULL) { |
| fp_gtk_combo_box_new = dl_symbol("gtk_combo_new"); |
| } |
| |
| fp_gtk_combo_box_entry_new = |
| dlsym(gtk2_libhandle, "gtk_combo_box_entry_new"); |
| if (fp_gtk_combo_box_entry_new == NULL) { |
| fp_gtk_combo_box_entry_new = dl_symbol("gtk_combo_new"); |
| new_combo = FALSE; |
| } |
| |
| fp_gtk_separator_tool_item_new = |
| dlsym(gtk2_libhandle, "gtk_separator_tool_item_new"); |
| if (fp_gtk_separator_tool_item_new == NULL) { |
| fp_gtk_separator_tool_item_new = |
| dl_symbol("gtk_vseparator_new"); |
| } |
| |
| fp_g_list_append = dl_symbol("g_list_append"); |
| fp_g_list_free = dl_symbol("g_list_free"); |
| fp_g_list_free_full = dl_symbol("g_list_free_full"); |
| } |
| /* Now we have only one kind of exceptions: NO_SYMBOL_EXCEPTION |
| * Otherwise we can check the return value of setjmp method. |
| */ |
| else |
| { |
| dlclose(gtk2_libhandle); |
| gtk2_libhandle = NULL; |
| |
| dlclose(gthread_libhandle); |
| gthread_libhandle = NULL; |
| |
| return FALSE; |
| } |
| |
| /* |
| * Strip the AT-SPI GTK_MODULEs if present |
| */ |
| gtk_modules_env = getenv ("GTK_MODULES"); |
| |
| if (gtk_modules_env && strstr (gtk_modules_env, "atk-bridge") || |
| gtk_modules_env && strstr (gtk_modules_env, "gail")) |
| { |
| /* the new env will be smaller than the old one */ |
| gchar *s, *new_env = SAFE_SIZE_STRUCT_ALLOC(malloc, |
| sizeof(ENV_PREFIX), 1, strlen (gtk_modules_env)); |
| |
| if (new_env != NULL ) |
| { |
| /* careful, strtok modifies its args */ |
| gchar *tmp_env = strdup (gtk_modules_env); |
| strcpy(new_env, ENV_PREFIX); |
| |
| /* strip out 'atk-bridge' and 'gail' */ |
| size_t PREFIX_LENGTH = strlen(ENV_PREFIX); |
| while (s = strtok(tmp_env, ":")) |
| { |
| if ((!strstr (s, "atk-bridge")) && (!strstr (s, "gail"))) |
| { |
| if (strlen (new_env) > PREFIX_LENGTH) { |
| new_env = strcat (new_env, ":"); |
| } |
| new_env = strcat(new_env, s); |
| } |
| if (tmp_env) |
| { |
| free (tmp_env); |
| tmp_env = NULL; /* next call to strtok arg1==NULL */ |
| } |
| } |
| putenv (new_env); |
| free (new_env); |
| free (tmp_env); |
| } |
| } |
| |
| /* |
| * GTK should be initialized with gtk_init_check() before use. |
| * |
| * gtk_init_check installs its own error handlers. It is critical that |
| * we preserve error handler set from AWT. Otherwise we'll crash on |
| * BadMatch errors which we would normally ignore. The IO error handler |
| * is preserved here, too, just for consistency. |
| */ |
| AWT_LOCK(); |
| handler = XSetErrorHandler(NULL); |
| io_handler = XSetIOErrorHandler(NULL); |
| |
| if (fp_gtk_check_version(2, 2, 0) == NULL) { |
| |
| // Calling g_thread_init() multiple times leads to crash on GLib < 2.24 |
| // We can use g_thread_get_initialized () but it is available only for |
| // GLib >= 2.20. |
| gboolean is_g_thread_get_initialized = FALSE; |
| if (GLIB_CHECK_VERSION(2, 20, 0)) { |
| is_g_thread_get_initialized = fp_g_thread_get_initialized(); |
| } |
| |
| if (!is_g_thread_get_initialized) { |
| fp_g_thread_init(NULL); |
| } |
| |
| //According the GTK documentation, gdk_threads_init() should be |
| //called before gtk_init() or gtk_init_check() |
| fp_gdk_threads_init(); |
| } |
| result = (*fp_gtk_init_check)(NULL, NULL); |
| |
| XSetErrorHandler(handler); |
| XSetIOErrorHandler(io_handler); |
| AWT_UNLOCK(); |
| |
| /* Initialize widget array. */ |
| for (i = 0; i < _GTK_WIDGET_TYPE_SIZE; i++) |
| { |
| gtk2_widgets[i] = NULL; |
| } |
| if (result) { |
| GtkApi* gtk = (GtkApi*)malloc(sizeof(GtkApi)); |
| gtk2_init(gtk); |
| return gtk; |
| } |
| return NULL; |
| } |
| |
| int gtk2_unload() |
| { |
| int i; |
| char *gtk2_error; |
| |
| if (!gtk2_libhandle) |
| return TRUE; |
| |
| /* Release painting objects */ |
| if (gtk2_white_pixmap != NULL) { |
| (*fp_g_object_unref)(gtk2_white_pixmap); |
| (*fp_g_object_unref)(gtk2_black_pixmap); |
| (*fp_g_object_unref)(gtk2_white_pixbuf); |
| (*fp_g_object_unref)(gtk2_black_pixbuf); |
| gtk2_white_pixmap = gtk2_black_pixmap = |
| gtk2_white_pixbuf = gtk2_black_pixbuf = NULL; |
| } |
| gtk2_pixbuf_width = 0; |
| gtk2_pixbuf_height = 0; |
| |
| if (gtk2_window != NULL) { |
| /* Destroying toplevel widget will destroy all contained widgets */ |
| (*fp_gtk_widget_destroy)(gtk2_window); |
| |
| /* Unset some static data so they get reinitialized on next load */ |
| gtk2_window = NULL; |
| } |
| |
| dlerror(); |
| dlclose(gtk2_libhandle); |
| dlclose(gthread_libhandle); |
| if ((gtk2_error = dlerror()) != NULL) |
| { |
| return FALSE; |
| } |
| return TRUE; |
| } |
| |
| /* Dispatch all pending events from the GTK event loop. |
| * This is needed to catch theme change and update widgets' style. |
| */ |
| static void flush_gtk_event_loop() |
| { |
| while( (*fp_g_main_context_iteration)(NULL, FALSE)); |
| } |
| |
| /* |
| * Initialize components of containment hierarchy. This creates a GtkFixed |
| * inside a GtkWindow. All widgets get realized. |
| */ |
| static void init_containers() |
| { |
| if (gtk2_window == NULL) |
| { |
| gtk2_window = (*fp_gtk_window_new)(GTK_WINDOW_TOPLEVEL); |
| gtk2_fixed = (GtkFixed *)(*fp_gtk_fixed_new)(); |
| (*fp_gtk_container_add)((GtkContainer*)gtk2_window, |
| (GtkWidget *)gtk2_fixed); |
| (*fp_gtk_widget_realize)(gtk2_window); |
| (*fp_gtk_widget_realize)((GtkWidget *)gtk2_fixed); |
| } |
| } |
| |
| /* |
| * Ensure everything is ready for drawing an element of the specified width |
| * and height. |
| * |
| * We should somehow handle translucent images. GTK can draw to X Drawables |
| * only, which don't support alpha. When we retrieve the image back from |
| * the server, translucency information is lost. There're several ways to |
| * work around this: |
| * 1) Subclass GdkPixmap and cache translucent objects on client side. This |
| * requires us to implement parts of X server drawing logic on client side. |
| * Many X requests can potentially be "translucent"; e.g. XDrawLine with |
| * fill=tile and a translucent tile is a "translucent" operation, whereas |
| * XDrawLine with fill=solid is an "opaque" one. Moreover themes can (and some |
| * do) intermix transparent and opaque operations which makes caching even |
| * more problematic. |
| * 2) Use Xorg 32bit ARGB visual when available. GDK has no native support |
| * for it (as of version 2.6). Also even in JDS 3 Xorg does not support |
| * these visuals by default, which makes optimizing for them pointless. |
| * We can consider doing this at a later point when ARGB visuals become more |
| * popular. |
| * 3') GTK has plans to use Cairo as its graphical backend (presumably in |
| * 2.8), and Cairo supports alpha. With it we could also get rid of the |
| * unnecessary round trip to server and do all the drawing on client side. |
| * 4) For now we draw to two different pixmaps and restore alpha channel by |
| * comparing results. This can be optimized by using subclassed pixmap and |
| * doing the second drawing only if necessary. |
| */ |
| static void gtk2_init_painting(JNIEnv *env, gint width, gint height) |
| { |
| GdkGC *gc; |
| GdkPixbuf *white, *black; |
| |
| init_containers(); |
| |
| if (gtk2_pixbuf_width < width || gtk2_pixbuf_height < height) |
| { |
| white = (*fp_gdk_pixbuf_new)(GDK_COLORSPACE_RGB, TRUE, 8, width, height); |
| black = (*fp_gdk_pixbuf_new)(GDK_COLORSPACE_RGB, TRUE, 8, width, height); |
| |
| if (white == NULL || black == NULL) |
| { |
| snprintf(convertionBuffer, CONV_BUFFER_SIZE, "Couldn't create pixbuf of size %dx%d", width, height); |
| throw_exception(env, "java/lang/RuntimeException", convertionBuffer); |
| fp_gdk_threads_leave(); |
| return; |
| } |
| |
| if (gtk2_white_pixmap != NULL) { |
| /* free old stuff */ |
| (*fp_g_object_unref)(gtk2_white_pixmap); |
| (*fp_g_object_unref)(gtk2_black_pixmap); |
| (*fp_g_object_unref)(gtk2_white_pixbuf); |
| (*fp_g_object_unref)(gtk2_black_pixbuf); |
| } |
| |
| gtk2_white_pixmap = (*fp_gdk_pixmap_new)(gtk2_window->window, width, height, -1); |
| gtk2_black_pixmap = (*fp_gdk_pixmap_new)(gtk2_window->window, width, height, -1); |
| |
| gtk2_white_pixbuf = white; |
| gtk2_black_pixbuf = black; |
| |
| gtk2_pixbuf_width = width; |
| gtk2_pixbuf_height = height; |
| } |
| |
| /* clear the pixmaps */ |
| gc = (*fp_gdk_gc_new)(gtk2_white_pixmap); |
| (*fp_gdk_rgb_gc_set_foreground)(gc, 0xffffff); |
| (*fp_gdk_draw_rectangle)(gtk2_white_pixmap, gc, TRUE, 0, 0, width, height); |
| (*fp_g_object_unref)(gc); |
| |
| gc = (*fp_gdk_gc_new)(gtk2_black_pixmap); |
| (*fp_gdk_rgb_gc_set_foreground)(gc, 0x000000); |
| (*fp_gdk_draw_rectangle)(gtk2_black_pixmap, gc, TRUE, 0, 0, width, height); |
| (*fp_g_object_unref)(gc); |
| } |
| |
| /* |
| * Restore image from white and black pixmaps and copy it into destination |
| * buffer. This method compares two pixbufs taken from white and black |
| * pixmaps and decodes color and alpha components. Pixbufs are RGB without |
| * alpha, destination buffer is ABGR. |
| * |
| * The return value is the transparency type of the resulting image, either |
| * one of java_awt_Transparency_OPAQUE, java_awt_Transparency_BITMASK, and |
| * java_awt_Transparency_TRANSLUCENT. |
| */ |
| static gint gtk2_copy_image(gint *dst, gint width, gint height) |
| { |
| gint i, j, r, g, b; |
| guchar *white, *black; |
| gint stride, padding; |
| gboolean is_opaque = TRUE; |
| gboolean is_bitmask = TRUE; |
| |
| (*fp_gdk_pixbuf_get_from_drawable)(gtk2_white_pixbuf, gtk2_white_pixmap, |
| NULL, 0, 0, 0, 0, width, height); |
| (*fp_gdk_pixbuf_get_from_drawable)(gtk2_black_pixbuf, gtk2_black_pixmap, |
| NULL, 0, 0, 0, 0, width, height); |
| |
| white = (*fp_gdk_pixbuf_get_pixels)(gtk2_white_pixbuf); |
| black = (*fp_gdk_pixbuf_get_pixels)(gtk2_black_pixbuf); |
| stride = (*fp_gdk_pixbuf_get_rowstride)(gtk2_black_pixbuf); |
| padding = stride - width * 4; |
| |
| for (i = 0; i < height; i++) { |
| for (j = 0; j < width; j++) { |
| int r1 = *white++; |
| int r2 = *black++; |
| int alpha = 0xff + r2 - r1; |
| |
| switch (alpha) { |
| case 0: /* transparent pixel */ |
| r = g = b = 0; |
| black += 3; |
| white += 3; |
| is_opaque = FALSE; |
| break; |
| |
| case 0xff: /* opaque pixel */ |
| r = r2; |
| g = *black++; |
| b = *black++; |
| black++; |
| white += 3; |
| break; |
| |
| default: /* translucent pixel */ |
| r = 0xff * r2 / alpha; |
| g = 0xff * *black++ / alpha; |
| b = 0xff * *black++ / alpha; |
| black++; |
| white += 3; |
| is_opaque = FALSE; |
| is_bitmask = FALSE; |
| break; |
| } |
| |
| *dst++ = (alpha << 24 | r << 16 | g << 8 | b); |
| } |
| |
| white += padding; |
| black += padding; |
| } |
| return is_opaque ? java_awt_Transparency_OPAQUE : |
| (is_bitmask ? java_awt_Transparency_BITMASK : |
| java_awt_Transparency_TRANSLUCENT); |
| } |
| |
| static void |
| gtk2_set_direction(GtkWidget *widget, GtkTextDirection dir) |
| { |
| /* |
| * Some engines (inexplicably) look at the direction of the widget's |
| * parent, so we need to set the direction of both the widget and its |
| * parent. |
| */ |
| (*fp_gtk_widget_set_direction)(widget, dir); |
| if (widget->parent != NULL) { |
| (*fp_gtk_widget_set_direction)(widget->parent, dir); |
| } |
| } |
| |
| /* |
| * Initializes the widget to correct state for some engines. |
| * This is a pure empirical method. |
| */ |
| static void init_toggle_widget(WidgetType widget_type, gint synth_state) |
| { |
| gboolean is_active = ((synth_state & SELECTED) != 0); |
| |
| if (widget_type == RADIO_BUTTON || |
| widget_type == CHECK_BOX || |
| widget_type == TOGGLE_BUTTON) { |
| ((GtkToggleButton*)gtk2_widget)->active = is_active; |
| } |
| |
| if ((synth_state & FOCUSED) != 0) { |
| ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_FOCUS; |
| } else { |
| ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_FOCUS; |
| } |
| |
| if ((synth_state & MOUSE_OVER) != 0 && (synth_state & PRESSED) == 0 || |
| (synth_state & FOCUSED) != 0 && (synth_state & PRESSED) != 0) { |
| gtk2_widget->state = GTK_STATE_PRELIGHT; |
| } else if ((synth_state & DISABLED) != 0) { |
| gtk2_widget->state = GTK_STATE_INSENSITIVE; |
| } else { |
| gtk2_widget->state = is_active ? GTK_STATE_ACTIVE : GTK_STATE_NORMAL; |
| } |
| } |
| |
| /* GTK state_type filter */ |
| static GtkStateType get_gtk_state_type(WidgetType widget_type, gint synth_state) |
| { |
| GtkStateType result = GTK_STATE_NORMAL; |
| |
| if ((synth_state & DISABLED) != 0) { |
| result = GTK_STATE_INSENSITIVE; |
| } else if ((synth_state & PRESSED) != 0) { |
| result = GTK_STATE_ACTIVE; |
| } else if ((synth_state & MOUSE_OVER) != 0) { |
| result = GTK_STATE_PRELIGHT; |
| } |
| return result; |
| } |
| |
| /* GTK shadow_type filter */ |
| static GtkShadowType get_gtk_shadow_type(WidgetType widget_type, gint synth_state) |
| { |
| GtkShadowType result = GTK_SHADOW_OUT; |
| |
| if ((synth_state & SELECTED) != 0) { |
| result = GTK_SHADOW_IN; |
| } |
| return result; |
| } |
| |
| |
| static GtkWidget* gtk2_get_arrow(GtkArrowType arrow_type, GtkShadowType shadow_type) |
| { |
| GtkWidget *arrow = NULL; |
| if (NULL == gtk2_widgets[_GTK_ARROW_TYPE]) |
| { |
| gtk2_widgets[_GTK_ARROW_TYPE] = (*fp_gtk_arrow_new)(arrow_type, shadow_type); |
| (*fp_gtk_container_add)((GtkContainer *)gtk2_fixed, gtk2_widgets[_GTK_ARROW_TYPE]); |
| (*fp_gtk_widget_realize)(gtk2_widgets[_GTK_ARROW_TYPE]); |
| } |
| arrow = gtk2_widgets[_GTK_ARROW_TYPE]; |
| |
| (*fp_gtk_arrow_set)(arrow, arrow_type, shadow_type); |
| return arrow; |
| } |
| |
| static GtkAdjustment* create_adjustment() |
| { |
| return (GtkAdjustment *) |
| (*fp_gtk_adjustment_new)(50.0, 0.0, 100.0, 10.0, 20.0, 20.0); |
| } |
| |
| /** |
| * Returns a pointer to the cached native widget for the specified widget |
| * type. |
| */ |
| static GtkWidget *gtk2_get_widget(WidgetType widget_type) |
| { |
| gboolean init_result = FALSE; |
| GtkWidget *result = NULL; |
| switch (widget_type) |
| { |
| case BUTTON: |
| case TABLE_HEADER: |
| if (init_result = (NULL == gtk2_widgets[_GTK_BUTTON_TYPE])) |
| { |
| gtk2_widgets[_GTK_BUTTON_TYPE] = (*fp_gtk_button_new)(); |
| } |
| result = gtk2_widgets[_GTK_BUTTON_TYPE]; |
| break; |
| case CHECK_BOX: |
| if (init_result = (NULL == gtk2_widgets[_GTK_CHECK_BUTTON_TYPE])) |
| { |
| gtk2_widgets[_GTK_CHECK_BUTTON_TYPE] = |
| (*fp_gtk_check_button_new)(); |
| } |
| result = gtk2_widgets[_GTK_CHECK_BUTTON_TYPE]; |
| break; |
| case CHECK_BOX_MENU_ITEM: |
| if (init_result = (NULL == gtk2_widgets[_GTK_CHECK_MENU_ITEM_TYPE])) |
| { |
| gtk2_widgets[_GTK_CHECK_MENU_ITEM_TYPE] = |
| (*fp_gtk_check_menu_item_new)(); |
| } |
| result = gtk2_widgets[_GTK_CHECK_MENU_ITEM_TYPE]; |
| break; |
| /************************************************************ |
| * Creation a dedicated color chooser is dangerous because |
| * it deadlocks the EDT |
| ************************************************************/ |
| /* case COLOR_CHOOSER: |
| if (init_result = |
| (NULL == gtk2_widgets[_GTK_COLOR_SELECTION_DIALOG_TYPE])) |
| { |
| gtk2_widgets[_GTK_COLOR_SELECTION_DIALOG_TYPE] = |
| (*fp_gtk_color_selection_dialog_new)(NULL); |
| } |
| result = gtk2_widgets[_GTK_COLOR_SELECTION_DIALOG_TYPE]; |
| break;*/ |
| case COMBO_BOX: |
| if (init_result = (NULL == gtk2_widgets[_GTK_COMBO_BOX_TYPE])) |
| { |
| gtk2_widgets[_GTK_COMBO_BOX_TYPE] = |
| (*fp_gtk_combo_box_new)(); |
| } |
| result = gtk2_widgets[_GTK_COMBO_BOX_TYPE]; |
| break; |
| case COMBO_BOX_ARROW_BUTTON: |
| if (init_result = |
| (NULL == gtk2_widgets[_GTK_COMBO_BOX_ARROW_BUTTON_TYPE])) |
| { |
| gtk2_widgets[_GTK_COMBO_BOX_ARROW_BUTTON_TYPE] = |
| (*fp_gtk_toggle_button_new)(); |
| } |
| result = gtk2_widgets[_GTK_COMBO_BOX_ARROW_BUTTON_TYPE]; |
| break; |
| case COMBO_BOX_TEXT_FIELD: |
| if (init_result = |
| (NULL == gtk2_widgets[_GTK_COMBO_BOX_TEXT_FIELD_TYPE])) |
| { |
| result = gtk2_widgets[_GTK_COMBO_BOX_TEXT_FIELD_TYPE] = |
| (*fp_gtk_entry_new)(); |
| } |
| result = gtk2_widgets[_GTK_COMBO_BOX_TEXT_FIELD_TYPE]; |
| break; |
| case DESKTOP_ICON: |
| case INTERNAL_FRAME_TITLE_PANE: |
| case LABEL: |
| if (init_result = (NULL == gtk2_widgets[_GTK_LABEL_TYPE])) |
| { |
| gtk2_widgets[_GTK_LABEL_TYPE] = |
| (*fp_gtk_label_new)(NULL); |
| } |
| result = gtk2_widgets[_GTK_LABEL_TYPE]; |
| break; |
| case DESKTOP_PANE: |
| case PANEL: |
| case ROOT_PANE: |
| if (init_result = (NULL == gtk2_widgets[_GTK_CONTAINER_TYPE])) |
| { |
| /* There is no constructor for a container type. I've |
| * chosen GtkFixed container since it has a default |
| * constructor. |
| */ |
| gtk2_widgets[_GTK_CONTAINER_TYPE] = |
| (*fp_gtk_fixed_new)(); |
| } |
| result = gtk2_widgets[_GTK_CONTAINER_TYPE]; |
| break; |
| case EDITOR_PANE: |
| case TEXT_AREA: |
| case TEXT_PANE: |
| if (init_result = (NULL == gtk2_widgets[_GTK_TEXT_VIEW_TYPE])) |
| { |
| gtk2_widgets[_GTK_TEXT_VIEW_TYPE] = |
| (*fp_gtk_text_view_new)(); |
| } |
| result = gtk2_widgets[_GTK_TEXT_VIEW_TYPE]; |
| break; |
| case FORMATTED_TEXT_FIELD: |
| case PASSWORD_FIELD: |
| case TEXT_FIELD: |
| if (init_result = (NULL == gtk2_widgets[_GTK_ENTRY_TYPE])) |
| { |
| gtk2_widgets[_GTK_ENTRY_TYPE] = |
| (*fp_gtk_entry_new)(); |
| } |
| result = gtk2_widgets[_GTK_ENTRY_TYPE]; |
| break; |
| case HANDLE_BOX: |
| if (init_result = (NULL == gtk2_widgets[_GTK_HANDLE_BOX_TYPE])) |
| { |
| gtk2_widgets[_GTK_HANDLE_BOX_TYPE] = |
| (*fp_gtk_handle_box_new)(); |
| } |
| result = gtk2_widgets[_GTK_HANDLE_BOX_TYPE]; |
| break; |
| case HSCROLL_BAR: |
| case HSCROLL_BAR_BUTTON_LEFT: |
| case HSCROLL_BAR_BUTTON_RIGHT: |
| case HSCROLL_BAR_TRACK: |
| case HSCROLL_BAR_THUMB: |
| if (init_result = (NULL == gtk2_widgets[_GTK_HSCROLLBAR_TYPE])) |
| { |
| gtk2_widgets[_GTK_HSCROLLBAR_TYPE] = |
| (*fp_gtk_hscrollbar_new)(create_adjustment()); |
| } |
| result = gtk2_widgets[_GTK_HSCROLLBAR_TYPE]; |
| break; |
| case HSEPARATOR: |
| if (init_result = (NULL == gtk2_widgets[_GTK_HSEPARATOR_TYPE])) |
| { |
| gtk2_widgets[_GTK_HSEPARATOR_TYPE] = |
| (*fp_gtk_hseparator_new)(); |
| } |
| result = gtk2_widgets[_GTK_HSEPARATOR_TYPE]; |
| break; |
| case HSLIDER: |
| case HSLIDER_THUMB: |
| case HSLIDER_TRACK: |
| if (init_result = (NULL == gtk2_widgets[_GTK_HSCALE_TYPE])) |
| { |
| gtk2_widgets[_GTK_HSCALE_TYPE] = |
| (*fp_gtk_hscale_new)(NULL); |
| } |
| result = gtk2_widgets[_GTK_HSCALE_TYPE]; |
| break; |
| case HSPLIT_PANE_DIVIDER: |
| case SPLIT_PANE: |
| if (init_result = (NULL == gtk2_widgets[_GTK_HPANED_TYPE])) |
| { |
| gtk2_widgets[_GTK_HPANED_TYPE] = (*fp_gtk_hpaned_new)(); |
| } |
| result = gtk2_widgets[_GTK_HPANED_TYPE]; |
| break; |
| case IMAGE: |
| if (init_result = (NULL == gtk2_widgets[_GTK_IMAGE_TYPE])) |
| { |
| gtk2_widgets[_GTK_IMAGE_TYPE] = (*fp_gtk_image_new)(); |
| } |
| result = gtk2_widgets[_GTK_IMAGE_TYPE]; |
| break; |
| case INTERNAL_FRAME: |
| if (init_result = (NULL == gtk2_widgets[_GTK_WINDOW_TYPE])) |
| { |
| gtk2_widgets[_GTK_WINDOW_TYPE] = |
| (*fp_gtk_window_new)(GTK_WINDOW_TOPLEVEL); |
| } |
| result = gtk2_widgets[_GTK_WINDOW_TYPE]; |
| break; |
| case TOOL_TIP: |
| if (init_result = (NULL == gtk2_widgets[_GTK_TOOLTIP_TYPE])) |
| { |
| result = (*fp_gtk_window_new)(GTK_WINDOW_TOPLEVEL); |
| (*fp_gtk_widget_set_name)(result, "gtk-tooltips"); |
| gtk2_widgets[_GTK_TOOLTIP_TYPE] = result; |
| } |
| result = gtk2_widgets[_GTK_TOOLTIP_TYPE]; |
| break; |
| case LIST: |
| case TABLE: |
| case TREE: |
| case TREE_CELL: |
| if (init_result = (NULL == gtk2_widgets[_GTK_TREE_VIEW_TYPE])) |
| { |
| gtk2_widgets[_GTK_TREE_VIEW_TYPE] = |
| (*fp_gtk_tree_view_new)(); |
| } |
| result = gtk2_widgets[_GTK_TREE_VIEW_TYPE]; |
| break; |
| case TITLED_BORDER: |
| if (init_result = (NULL == gtk2_widgets[_GTK_FRAME_TYPE])) |
| { |
| gtk2_widgets[_GTK_FRAME_TYPE] = fp_gtk_frame_new(NULL); |
| } |
| result = gtk2_widgets[_GTK_FRAME_TYPE]; |
| break; |
| case POPUP_MENU: |
| if (init_result = (NULL == gtk2_widgets[_GTK_MENU_TYPE])) |
| { |
| gtk2_widgets[_GTK_MENU_TYPE] = |
| (*fp_gtk_menu_new)(); |
| } |
| result = gtk2_widgets[_GTK_MENU_TYPE]; |
| break; |
| case MENU: |
| case MENU_ITEM: |
| case MENU_ITEM_ACCELERATOR: |
| if (init_result = (NULL == gtk2_widgets[_GTK_MENU_ITEM_TYPE])) |
| { |
| gtk2_widgets[_GTK_MENU_ITEM_TYPE] = |
| (*fp_gtk_menu_item_new)(); |
| } |
| result = gtk2_widgets[_GTK_MENU_ITEM_TYPE]; |
| break; |
| case MENU_BAR: |
| if (init_result = (NULL == gtk2_widgets[_GTK_MENU_BAR_TYPE])) |
| { |
| gtk2_widgets[_GTK_MENU_BAR_TYPE] = |
| (*fp_gtk_menu_bar_new)(); |
| } |
| result = gtk2_widgets[_GTK_MENU_BAR_TYPE]; |
| break; |
| case COLOR_CHOOSER: |
| case OPTION_PANE: |
| if (init_result = (NULL == gtk2_widgets[_GTK_DIALOG_TYPE])) |
| { |
| gtk2_widgets[_GTK_DIALOG_TYPE] = |
| (*fp_gtk_dialog_new)(); |
| } |
| result = gtk2_widgets[_GTK_DIALOG_TYPE]; |
| break; |
| case POPUP_MENU_SEPARATOR: |
| if (init_result = |
| (NULL == gtk2_widgets[_GTK_SEPARATOR_MENU_ITEM_TYPE])) |
| { |
| gtk2_widgets[_GTK_SEPARATOR_MENU_ITEM_TYPE] = |
| (*fp_gtk_separator_menu_item_new)(); |
| } |
| result = gtk2_widgets[_GTK_SEPARATOR_MENU_ITEM_TYPE]; |
| break; |
| case HPROGRESS_BAR: |
| if (init_result = (NULL == gtk2_widgets[_GTK_HPROGRESS_BAR_TYPE])) |
| { |
| gtk2_widgets[_GTK_HPROGRESS_BAR_TYPE] = |
| (*fp_gtk_progress_bar_new)(); |
| } |
| result = gtk2_widgets[_GTK_HPROGRESS_BAR_TYPE]; |
| break; |
| case VPROGRESS_BAR: |
| if (init_result = (NULL == gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE])) |
| { |
| gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE] = |
| (*fp_gtk_progress_bar_new)(); |
| /* |
| * Vertical JProgressBars always go bottom-to-top, |
| * regardless of the ComponentOrientation. |
| */ |
| (*fp_gtk_progress_bar_set_orientation)( |
| (GtkProgressBar *)gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE], |
| GTK_PROGRESS_BOTTOM_TO_TOP); |
| } |
| result = gtk2_widgets[_GTK_VPROGRESS_BAR_TYPE]; |
| break; |
| case RADIO_BUTTON: |
| if (init_result = (NULL == gtk2_widgets[_GTK_RADIO_BUTTON_TYPE])) |
| { |
| gtk2_widgets[_GTK_RADIO_BUTTON_TYPE] = |
| (*fp_gtk_radio_button_new)(NULL); |
| } |
| result = gtk2_widgets[_GTK_RADIO_BUTTON_TYPE]; |
| break; |
| case RADIO_BUTTON_MENU_ITEM: |
| if (init_result = |
| (NULL == gtk2_widgets[_GTK_RADIO_MENU_ITEM_TYPE])) |
| { |
| gtk2_widgets[_GTK_RADIO_MENU_ITEM_TYPE] = |
| (*fp_gtk_radio_menu_item_new)(NULL); |
| } |
| result = gtk2_widgets[_GTK_RADIO_MENU_ITEM_TYPE]; |
| break; |
| case SCROLL_PANE: |
| if (init_result = |
| (NULL == gtk2_widgets[_GTK_SCROLLED_WINDOW_TYPE])) |
| { |
| gtk2_widgets[_GTK_SCROLLED_WINDOW_TYPE] = |
| (*fp_gtk_scrolled_window_new)(NULL, NULL); |
| } |
| result = gtk2_widgets[_GTK_SCROLLED_WINDOW_TYPE]; |
| break; |
| case SPINNER: |
| case SPINNER_ARROW_BUTTON: |
| case SPINNER_TEXT_FIELD: |
| if (init_result = (NULL == gtk2_widgets[_GTK_SPIN_BUTTON_TYPE])) |
| { |
| result = gtk2_widgets[_GTK_SPIN_BUTTON_TYPE] = |
| (*fp_gtk_spin_button_new)(NULL, 0, 0); |
| } |
| result = gtk2_widgets[_GTK_SPIN_BUTTON_TYPE]; |
| break; |
| case TABBED_PANE: |
| case TABBED_PANE_TAB_AREA: |
| case TABBED_PANE_CONTENT: |
| case TABBED_PANE_TAB: |
| if (init_result = (NULL == gtk2_widgets[_GTK_NOTEBOOK_TYPE])) |
| { |
| gtk2_widgets[_GTK_NOTEBOOK_TYPE] = |
| (*fp_gtk_notebook_new)(NULL); |
| } |
| result = gtk2_widgets[_GTK_NOTEBOOK_TYPE]; |
| break; |
| case TOGGLE_BUTTON: |
| if (init_result = (NULL == gtk2_widgets[_GTK_TOGGLE_BUTTON_TYPE])) |
| { |
| gtk2_widgets[_GTK_TOGGLE_BUTTON_TYPE] = |
| (*fp_gtk_toggle_button_new)(NULL); |
| } |
| result = gtk2_widgets[_GTK_TOGGLE_BUTTON_TYPE]; |
| break; |
| case TOOL_BAR: |
| case TOOL_BAR_DRAG_WINDOW: |
| if (init_result = (NULL == gtk2_widgets[_GTK_TOOLBAR_TYPE])) |
| { |
| gtk2_widgets[_GTK_TOOLBAR_TYPE] = |
| (*fp_gtk_toolbar_new)(NULL); |
| } |
| result = gtk2_widgets[_GTK_TOOLBAR_TYPE]; |
| break; |
| case TOOL_BAR_SEPARATOR: |
| if (init_result = |
| (NULL == gtk2_widgets[_GTK_SEPARATOR_TOOL_ITEM_TYPE])) |
| { |
| gtk2_widgets[_GTK_SEPARATOR_TOOL_ITEM_TYPE] = |
| (*fp_gtk_separator_tool_item_new)(); |
| } |
| result = gtk2_widgets[_GTK_SEPARATOR_TOOL_ITEM_TYPE]; |
| break; |
| case VIEWPORT: |
| if (init_result = (NULL == gtk2_widgets[_GTK_VIEWPORT_TYPE])) |
| { |
| GtkAdjustment *adjustment = create_adjustment(); |
| gtk2_widgets[_GTK_VIEWPORT_TYPE] = |
| (*fp_gtk_viewport_new)(adjustment, adjustment); |
| } |
| result = gtk2_widgets[_GTK_VIEWPORT_TYPE]; |
| break; |
| case VSCROLL_BAR: |
| case VSCROLL_BAR_BUTTON_UP: |
| case VSCROLL_BAR_BUTTON_DOWN: |
| case VSCROLL_BAR_TRACK: |
| case VSCROLL_BAR_THUMB: |
| if (init_result = (NULL == gtk2_widgets[_GTK_VSCROLLBAR_TYPE])) |
| { |
| gtk2_widgets[_GTK_VSCROLLBAR_TYPE] = |
| (*fp_gtk_vscrollbar_new)(create_adjustment()); |
| } |
| result = gtk2_widgets[_GTK_VSCROLLBAR_TYPE]; |
| break; |
| case VSEPARATOR: |
| if (init_result = (NULL == gtk2_widgets[_GTK_VSEPARATOR_TYPE])) |
| { |
| gtk2_widgets[_GTK_VSEPARATOR_TYPE] = |
| (*fp_gtk_vseparator_new)(); |
| } |
| result = gtk2_widgets[_GTK_VSEPARATOR_TYPE]; |
| break; |
| case VSLIDER: |
| case VSLIDER_THUMB: |
| case VSLIDER_TRACK: |
| if (init_result = (NULL == gtk2_widgets[_GTK_VSCALE_TYPE])) |
| { |
| gtk2_widgets[_GTK_VSCALE_TYPE] = |
| (*fp_gtk_vscale_new)(NULL); |
| } |
| result = gtk2_widgets[_GTK_VSCALE_TYPE]; |
| /* |
| * Vertical JSliders start at the bottom, while vertical |
| * GtkVScale widgets start at the top (by default), so to fix |
| * this we set the "inverted" flag to get the Swing behavior. |
| */ |
| ((GtkRange*)result)->inverted = 1; |
| break; |
| case VSPLIT_PANE_DIVIDER: |
| if (init_result = (NULL == gtk2_widgets[_GTK_VPANED_TYPE])) |
| { |
| gtk2_widgets[_GTK_VPANED_TYPE] = (*fp_gtk_vpaned_new)(); |
| } |
| result = gtk2_widgets[_GTK_VPANED_TYPE]; |
| break; |
| default: |
| result = NULL; |
| break; |
| } |
| |
| if (result != NULL && init_result) |
| { |
| if (widget_type == RADIO_BUTTON_MENU_ITEM || |
| widget_type == CHECK_BOX_MENU_ITEM || |
| widget_type == MENU_ITEM || |
| widget_type == MENU || |
| widget_type == POPUP_MENU_SEPARATOR) |
| { |
| GtkWidget *menu = gtk2_get_widget(POPUP_MENU); |
| (*fp_gtk_menu_shell_append)((GtkMenuShell *)menu, result); |
| } |
| else if (widget_type == POPUP_MENU) |
| { |
| GtkWidget *menu_bar = gtk2_get_widget(MENU_BAR); |
| GtkWidget *root_menu = (*fp_gtk_menu_item_new)(); |
| (*fp_gtk_menu_item_set_submenu)((GtkMenuItem*)root_menu, result); |
| (*fp_gtk_menu_shell_append)((GtkMenuShell *)menu_bar, root_menu); |
| } |
| else if (widget_type == COMBO_BOX_ARROW_BUTTON || |
| widget_type == COMBO_BOX_TEXT_FIELD) |
| { |
| /* |
| * We add a regular GtkButton/GtkEntry to a GtkComboBoxEntry |
| * in order to trick engines into thinking it's a real combobox |
| * arrow button/text field. |
| */ |
| GtkWidget *combo = (*fp_gtk_combo_box_entry_new)(); |
| |
| if (new_combo && widget_type == COMBO_BOX_ARROW_BUTTON) { |
| (*fp_gtk_widget_set_parent)(result, combo); |
| ((GtkBin*)combo)->child = result; |
| } else { |
| (*fp_gtk_container_add)((GtkContainer *)combo, result); |
| } |
| (*fp_gtk_container_add)((GtkContainer *)gtk2_fixed, combo); |
| } |
| else if (widget_type != TOOL_TIP && |
| widget_type != INTERNAL_FRAME && |
| widget_type != OPTION_PANE) |
| { |
| (*fp_gtk_container_add)((GtkContainer *)gtk2_fixed, result); |
| } |
| (*fp_gtk_widget_realize)(result); |
| } |
| return result; |
| } |
| |
| void gtk2_paint_arrow(WidgetType widget_type, GtkStateType state_type, |
| GtkShadowType shadow_type, const gchar *detail, |
| gint x, gint y, gint width, gint height, |
| GtkArrowType arrow_type, gboolean fill) |
| { |
| static int w, h; |
| static GtkRequisition size; |
| |
| if (widget_type == COMBO_BOX_ARROW_BUTTON || widget_type == TABLE) |
| gtk2_widget = gtk2_get_arrow(arrow_type, shadow_type); |
| else |
| gtk2_widget = gtk2_get_widget(widget_type); |
| |
| switch (widget_type) |
| { |
| case SPINNER_ARROW_BUTTON: |
| x = 1; |
| y = ((arrow_type == GTK_ARROW_UP) ? 2 : 0); |
| height -= 2; |
| width -= 3; |
| |
| w = width / 2; |
| w -= w % 2 - 1; |
| h = (w + 1) / 2; |
| break; |
| |
| case HSCROLL_BAR_BUTTON_LEFT: |
| case HSCROLL_BAR_BUTTON_RIGHT: |
| case VSCROLL_BAR_BUTTON_UP: |
| case VSCROLL_BAR_BUTTON_DOWN: |
| w = width / 2; |
| h = height / 2; |
| break; |
| |
| case COMBO_BOX_ARROW_BUTTON: |
| case TABLE: |
| x = 1; |
| (*fp_gtk_widget_size_request)(gtk2_widget, &size); |
| w = size.width - ((GtkMisc*)gtk2_widget)->xpad * 2; |
| h = size.height - ((GtkMisc*)gtk2_widget)->ypad * 2; |
| w = h = MIN(MIN(w, h), MIN(width,height)) * 0.7; |
| break; |
| |
| default: |
| w = width; |
| h = height; |
| break; |
| } |
| x += (width - w) / 2; |
| y += (height - h) / 2; |
| |
| (*fp_gtk_paint_arrow)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, arrow_type, fill, |
| x, y, w, h); |
| (*fp_gtk_paint_arrow)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, arrow_type, fill, |
| x, y, w, h); |
| } |
| |
| static void gtk2_paint_box(WidgetType widget_type, GtkStateType state_type, |
| GtkShadowType shadow_type, const gchar *detail, |
| gint x, gint y, gint width, gint height, |
| gint synth_state, GtkTextDirection dir) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| |
| /* |
| * The clearlooks engine sometimes looks at the widget's state field |
| * instead of just the state_type variable that we pass in, so to account |
| * for those cases we set the widget's state field accordingly. The |
| * flags field is similarly important for things like focus/default state. |
| */ |
| gtk2_widget->state = state_type; |
| |
| if (widget_type == HSLIDER_TRACK) { |
| /* |
| * For horizontal JSliders with right-to-left orientation, we need |
| * to set the "inverted" flag to match the native GTK behavior where |
| * the foreground highlight is on the right side of the slider thumb. |
| * This is needed especially for the ubuntulooks engine, which looks |
| * exclusively at the "inverted" flag to determine on which side of |
| * the thumb to paint the highlight... |
| */ |
| ((GtkRange*)gtk2_widget)->inverted = (dir == GTK_TEXT_DIR_RTL); |
| |
| /* |
| * Note however that other engines like clearlooks will look at both |
| * the "inverted" field and the text direction to determine how |
| * the foreground highlight is painted: |
| * !inverted && ltr --> paint highlight on left side |
| * !inverted && rtl --> paint highlight on right side |
| * inverted && ltr --> paint highlight on right side |
| * inverted && rtl --> paint highlight on left side |
| * So the only way to reliably get the desired results for horizontal |
| * JSlider (i.e., highlight on left side for LTR ComponentOrientation |
| * and highlight on right side for RTL ComponentOrientation) is to |
| * always override text direction as LTR, and then set the "inverted" |
| * flag accordingly (as we have done above). |
| */ |
| dir = GTK_TEXT_DIR_LTR; |
| } |
| |
| /* |
| * Some engines (e.g. clearlooks) will paint the shadow of certain |
| * widgets (e.g. COMBO_BOX_ARROW_BUTTON) differently depending on the |
| * the text direction. |
| */ |
| gtk2_set_direction(gtk2_widget, dir); |
| |
| switch (widget_type) { |
| case BUTTON: |
| if (synth_state & DEFAULT) { |
| ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_DEFAULT; |
| } else { |
| ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_DEFAULT; |
| } |
| break; |
| case TOGGLE_BUTTON: |
| init_toggle_widget(widget_type, synth_state); |
| break; |
| case HSCROLL_BAR_BUTTON_LEFT: |
| /* |
| * The clearlooks engine will draw a "left" button when: |
| * x == w->allocation.x |
| * |
| * The ubuntulooks engine will draw a "left" button when: |
| * [x,y,width,height] |
| * intersects |
| * [w->alloc.x,w->alloc.y,width,height] |
| * |
| * The values that are set below should ensure that a "left" |
| * button is rendered for both of these (and other) engines. |
| */ |
| gtk2_widget->allocation.x = x; |
| gtk2_widget->allocation.y = y; |
| gtk2_widget->allocation.width = width; |
| gtk2_widget->allocation.height = height; |
| break; |
| case HSCROLL_BAR_BUTTON_RIGHT: |
| /* |
| * The clearlooks engine will draw a "right" button when: |
| * x + width == w->allocation.x + w->allocation.width |
| * |
| * The ubuntulooks engine will draw a "right" button when: |
| * [x,y,width,height] |
| * does not intersect |
| * [w->alloc.x,w->alloc.y,width,height] |
| * but does intersect |
| * [w->alloc.x+width,w->alloc.y,width,height] |
| * |
| * The values that are set below should ensure that a "right" |
| * button is rendered for both of these (and other) engines. |
| */ |
| gtk2_widget->allocation.x = x+width; |
| gtk2_widget->allocation.y = 0; |
| gtk2_widget->allocation.width = 0; |
| gtk2_widget->allocation.height = height; |
| break; |
| case VSCROLL_BAR_BUTTON_UP: |
| /* |
| * The clearlooks engine will draw an "up" button when: |
| * y == w->allocation.y |
| * |
| * The ubuntulooks engine will draw an "up" button when: |
| * [x,y,width,height] |
| * intersects |
| * [w->alloc.x,w->alloc.y,width,height] |
| * |
| * The values that are set below should ensure that an "up" |
| * button is rendered for both of these (and other) engines. |
| */ |
| gtk2_widget->allocation.x = x; |
| gtk2_widget->allocation.y = y; |
| gtk2_widget->allocation.width = width; |
| gtk2_widget->allocation.height = height; |
| break; |
| case VSCROLL_BAR_BUTTON_DOWN: |
| /* |
| * The clearlooks engine will draw a "down" button when: |
| * y + height == w->allocation.y + w->allocation.height |
| * |
| * The ubuntulooks engine will draw a "down" button when: |
| * [x,y,width,height] |
| * does not intersect |
| * [w->alloc.x,w->alloc.y,width,height] |
| * but does intersect |
| * [w->alloc.x,w->alloc.y+height,width,height] |
| * |
| * The values that are set below should ensure that a "down" |
| * button is rendered for both of these (and other) engines. |
| */ |
| gtk2_widget->allocation.x = x; |
| gtk2_widget->allocation.y = y+height; |
| gtk2_widget->allocation.width = width; |
| gtk2_widget->allocation.height = 0; |
| break; |
| default: |
| break; |
| } |
| |
| (*fp_gtk_paint_box)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, x, y, width, height); |
| (*fp_gtk_paint_box)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, x, y, width, height); |
| |
| /* |
| * Reset the text direction to the default value so that we don't |
| * accidentally affect other operations and widgets. |
| */ |
| gtk2_set_direction(gtk2_widget, GTK_TEXT_DIR_LTR); |
| } |
| |
| void gtk2_paint_box_gap(WidgetType widget_type, GtkStateType state_type, |
| GtkShadowType shadow_type, const gchar *detail, |
| gint x, gint y, gint width, gint height, |
| GtkPositionType gap_side, gint gap_x, gint gap_width) |
| { |
| /* Clearlooks needs a real clip area to paint the gap properly */ |
| GdkRectangle area = { x, y, width, height }; |
| |
| gtk2_widget = gtk2_get_widget(widget_type); |
| (*fp_gtk_paint_box_gap)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| shadow_type, &area, gtk2_widget, detail, |
| x, y, width, height, gap_side, gap_x, gap_width); |
| (*fp_gtk_paint_box_gap)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| shadow_type, &area, gtk2_widget, detail, |
| x, y, width, height, gap_side, gap_x, gap_width); |
| } |
| |
| static void gtk2_paint_check(WidgetType widget_type, gint synth_state, |
| const gchar *detail, gint x, gint y, gint width, gint height) |
| { |
| GtkStateType state_type = get_gtk_state_type(widget_type, synth_state); |
| GtkShadowType shadow_type = get_gtk_shadow_type(widget_type, synth_state); |
| |
| gtk2_widget = gtk2_get_widget(widget_type); |
| init_toggle_widget(widget_type, synth_state); |
| |
| (*fp_gtk_paint_check)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height); |
| (*fp_gtk_paint_check)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height); |
| } |
| |
| static void gtk2_paint_diamond(WidgetType widget_type, GtkStateType state_type, |
| GtkShadowType shadow_type, const gchar *detail, |
| gint x, gint y, gint width, gint height) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| (*fp_gtk_paint_diamond)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height); |
| (*fp_gtk_paint_diamond)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height); |
| } |
| |
| static void gtk2_paint_expander(WidgetType widget_type, GtkStateType state_type, |
| const gchar *detail, gint x, gint y, gint width, gint height, |
| GtkExpanderStyle expander_style) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| (*fp_gtk_paint_expander)(gtk2_widget->style, gtk2_white_pixmap, |
| state_type, NULL, gtk2_widget, detail, |
| x + width / 2, y + height / 2, expander_style); |
| (*fp_gtk_paint_expander)(gtk2_widget->style, gtk2_black_pixmap, |
| state_type, NULL, gtk2_widget, detail, |
| x + width / 2, y + height / 2, expander_style); |
| } |
| |
| static void gtk2_paint_extension(WidgetType widget_type, GtkStateType state_type, |
| GtkShadowType shadow_type, const gchar *detail, |
| gint x, gint y, gint width, gint height, GtkPositionType gap_side) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| (*fp_gtk_paint_extension)(gtk2_widget->style, gtk2_white_pixmap, |
| state_type, shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height, gap_side); |
| (*fp_gtk_paint_extension)(gtk2_widget->style, gtk2_black_pixmap, |
| state_type, shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height, gap_side); |
| } |
| |
| static void gtk2_paint_flat_box(WidgetType widget_type, GtkStateType state_type, |
| GtkShadowType shadow_type, const gchar *detail, |
| gint x, gint y, gint width, gint height, gboolean has_focus) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| |
| if (has_focus) |
| ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_FOCUS; |
| else |
| ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_FOCUS; |
| |
| (*fp_gtk_paint_flat_box)(gtk2_widget->style, gtk2_white_pixmap, |
| state_type, shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height); |
| (*fp_gtk_paint_flat_box)(gtk2_widget->style, gtk2_black_pixmap, |
| state_type, shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height); |
| } |
| |
| static void gtk2_paint_focus(WidgetType widget_type, GtkStateType state_type, |
| const char *detail, gint x, gint y, gint width, gint height) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| (*fp_gtk_paint_focus)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| NULL, gtk2_widget, detail, x, y, width, height); |
| (*fp_gtk_paint_focus)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| NULL, gtk2_widget, detail, x, y, width, height); |
| } |
| |
| static void gtk2_paint_handle(WidgetType widget_type, GtkStateType state_type, |
| GtkShadowType shadow_type, const gchar *detail, |
| gint x, gint y, gint width, gint height, GtkOrientation orientation) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| (*fp_gtk_paint_handle)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height, orientation); |
| (*fp_gtk_paint_handle)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height, orientation); |
| } |
| |
| static void gtk2_paint_hline(WidgetType widget_type, GtkStateType state_type, |
| const gchar *detail, gint x, gint y, gint width, gint height) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| (*fp_gtk_paint_hline)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| NULL, gtk2_widget, detail, x, x + width, y); |
| (*fp_gtk_paint_hline)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| NULL, gtk2_widget, detail, x, x + width, y); |
| } |
| |
| static void gtk2_paint_option(WidgetType widget_type, gint synth_state, |
| const gchar *detail, gint x, gint y, gint width, gint height) |
| { |
| GtkStateType state_type = get_gtk_state_type(widget_type, synth_state); |
| GtkShadowType shadow_type = get_gtk_shadow_type(widget_type, synth_state); |
| |
| gtk2_widget = gtk2_get_widget(widget_type); |
| init_toggle_widget(widget_type, synth_state); |
| |
| (*fp_gtk_paint_option)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height); |
| (*fp_gtk_paint_option)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height); |
| } |
| |
| static void gtk2_paint_shadow(WidgetType widget_type, GtkStateType state_type, |
| GtkShadowType shadow_type, const gchar *detail, |
| gint x, gint y, gint width, gint height, |
| gint synth_state, GtkTextDirection dir) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| |
| /* |
| * The clearlooks engine sometimes looks at the widget's state field |
| * instead of just the state_type variable that we pass in, so to account |
| * for those cases we set the widget's state field accordingly. The |
| * flags field is similarly important for things like focus state. |
| */ |
| gtk2_widget->state = state_type; |
| |
| /* |
| * Some engines (e.g. clearlooks) will paint the shadow of certain |
| * widgets (e.g. COMBO_BOX_TEXT_FIELD) differently depending on the |
| * the text direction. |
| */ |
| gtk2_set_direction(gtk2_widget, dir); |
| |
| switch (widget_type) { |
| case COMBO_BOX_TEXT_FIELD: |
| case FORMATTED_TEXT_FIELD: |
| case PASSWORD_FIELD: |
| case SPINNER_TEXT_FIELD: |
| case TEXT_FIELD: |
| if (synth_state & FOCUSED) { |
| ((GtkObject*)gtk2_widget)->flags |= GTK_HAS_FOCUS; |
| } else { |
| ((GtkObject*)gtk2_widget)->flags &= ~GTK_HAS_FOCUS; |
| } |
| break; |
| default: |
| break; |
| } |
| |
| (*fp_gtk_paint_shadow)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, x, y, width, height); |
| (*fp_gtk_paint_shadow)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, x, y, width, height); |
| |
| /* |
| * Reset the text direction to the default value so that we don't |
| * accidentally affect other operations and widgets. |
| */ |
| gtk2_set_direction(gtk2_widget, GTK_TEXT_DIR_LTR); |
| } |
| |
| static void gtk2_paint_slider(WidgetType widget_type, GtkStateType state_type, |
| GtkShadowType shadow_type, const gchar *detail, |
| gint x, gint y, gint width, gint height, GtkOrientation orientation, |
| gboolean has_focus) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| (*fp_gtk_paint_slider)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height, orientation); |
| (*fp_gtk_paint_slider)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| shadow_type, NULL, gtk2_widget, detail, |
| x, y, width, height, orientation); |
| } |
| |
| static void gtk2_paint_vline(WidgetType widget_type, GtkStateType state_type, |
| const gchar *detail, gint x, gint y, gint width, gint height) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| (*fp_gtk_paint_vline)(gtk2_widget->style, gtk2_white_pixmap, state_type, |
| NULL, gtk2_widget, detail, y, y + height, x); |
| (*fp_gtk_paint_vline)(gtk2_widget->style, gtk2_black_pixmap, state_type, |
| NULL, gtk2_widget, detail, y, y + height, x); |
| } |
| |
| static void gtk_paint_background(WidgetType widget_type, GtkStateType state_type, |
| gint x, gint y, gint width, gint height) |
| { |
| gtk2_widget = gtk2_get_widget(widget_type); |
| (*fp_gtk_style_apply_default_background)(gtk2_widget->style, |
| gtk2_white_pixmap, TRUE, state_type, NULL, x, y, width, height); |
| (*fp_gtk_style_apply_default_background)(gtk2_widget->style, |
| gtk2_black_pixmap, TRUE, state_type, NULL, x, y, width, height); |
| } |
| |
| static GdkPixbuf *gtk2_get_stock_icon(gint widget_type, const gchar *stock_id, |
| GtkIconSize size, GtkTextDirection direction, const char *detail) |
| { |
| init_containers(); |
| gtk2_widget = gtk2_get_widget((widget_type < 0) ? IMAGE : widget_type); |
| gtk2_widget->state = GTK_STATE_NORMAL; |
| (*fp_gtk_widget_set_direction)(gtk2_widget, direction); |
| return (*fp_gtk_widget_render_icon)(gtk2_widget, stock_id, size, detail); |
| } |
| |
| static jboolean gtk2_get_pixbuf_data(JNIEnv *env, GdkPixbuf* pixbuf, |
| jmethodID icon_upcall_method, jobject this) { |
| if (!pixbuf) { |
| return JNI_FALSE; |
| } |
| guchar *pixbuf_data = (*fp_gdk_pixbuf_get_pixels)(pixbuf); |
| if (pixbuf_data) { |
| int row_stride = (*fp_gdk_pixbuf_get_rowstride)(pixbuf); |
| int width = (*fp_gdk_pixbuf_get_width)(pixbuf); |
| int height = (*fp_gdk_pixbuf_get_height)(pixbuf); |
| int bps = (*fp_gdk_pixbuf_get_bits_per_sample)(pixbuf); |
| int channels = (*fp_gdk_pixbuf_get_n_channels)(pixbuf); |
| gboolean alpha = (*fp_gdk_pixbuf_get_has_alpha)(pixbuf); |
| |
| jbyteArray data = (*env)->NewByteArray(env, (row_stride * height)); |
| JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE); |
| |
| (*env)->SetByteArrayRegion(env, data, 0, (row_stride * height), |
| (jbyte *)pixbuf_data); |
| (*fp_g_object_unref)(pixbuf); |
| |
| /* Call the callback method to create the image on the Java side. */ |
| (*env)->CallVoidMethod(env, this, icon_upcall_method, data, |
| width, height, row_stride, bps, channels, alpha); |
| return JNI_TRUE; |
| } |
| return JNI_FALSE; |
| } |
| |
| static jboolean gtk2_get_file_icon_data(JNIEnv *env, const char *filename, |
| GError **error, jmethodID icon_upcall_method, jobject this) { |
| GdkPixbuf* pixbuf = fp_gdk_pixbuf_new_from_file(filename, error); |
| return gtk2_get_pixbuf_data(env, pixbuf, icon_upcall_method, this); |
| } |
| |
| static jboolean gtk2_get_icon_data(JNIEnv *env, gint widget_type, |
| const gchar *stock_id, GtkIconSize size, |
| GtkTextDirection direction, const char *detail, |
| jmethodID icon_upcall_method, jobject this) { |
| GdkPixbuf* pixbuf = gtk2_get_stock_icon(widget_type, stock_id, size, |
| direction, detail); |
| return gtk2_get_pixbuf_data(env, pixbuf, icon_upcall_method, this); |
| } |
| |
| /*************************************************/ |
| static gint gtk2_get_xthickness(JNIEnv *env, WidgetType widget_type) |
| { |
| init_containers(); |
| |
| gtk2_widget = gtk2_get_widget(widget_type); |
| GtkStyle* style = gtk2_widget->style; |
| return style->xthickness; |
| } |
| |
| static gint gtk2_get_ythickness(JNIEnv *env, WidgetType widget_type) |
| { |
| init_containers(); |
| |
| gtk2_widget = gtk2_get_widget(widget_type); |
| GtkStyle* style = gtk2_widget->style; |
| return style->ythickness; |
| } |
| |
| /*************************************************/ |
| static guint8 recode_color(guint16 channel) |
| { |
| return (guint8)(channel>>8); |
| } |
| |
| static gint gtk2_get_color_for_state(JNIEnv *env, WidgetType widget_type, |
| GtkStateType state_type, ColorType color_type) |
| { |
| gint result = 0; |
| GdkColor *color = NULL; |
| |
| init_containers(); |
| |
| gtk2_widget = gtk2_get_widget(widget_type); |
| GtkStyle* style = gtk2_widget->style; |
| |
| switch (color_type) |
| { |
| case FOREGROUND: |
| color = &(style->fg[state_type]); |
| break; |
| case BACKGROUND: |
| color = &(style->bg[state_type]); |
| break; |
| case TEXT_FOREGROUND: |
| color = &(style->text[state_type]); |
| break; |
| case TEXT_BACKGROUND: |
| color = &(style->base[state_type]); |
| break; |
| case LIGHT: |
| color = &(style->light[state_type]); |
| break; |
| case DARK: |
| color = &(style->dark[state_type]); |
| break; |
| case MID: |
| color = &(style->mid[state_type]); |
| break; |
| case FOCUS: |
| case BLACK: |
| color = &(style->black); |
| break; |
| case WHITE: |
| color = &(style->white); |
| break; |
| } |
| |
| if (color) |
| result = recode_color(color->red) << 16 | |
| recode_color(color->green) << 8 | |
| recode_color(color->blue); |
| |
| return result; |
| } |
| |
| /*************************************************/ |
| static jobject create_Boolean(JNIEnv *env, jboolean boolean_value); |
| static jobject create_Integer(JNIEnv *env, jint int_value); |
| static jobject create_Long(JNIEnv *env, jlong long_value); |
| static jobject create_Float(JNIEnv *env, jfloat float_value); |
| static jobject create_Double(JNIEnv *env, jdouble double_value); |
| static jobject create_Character(JNIEnv *env, jchar char_value); |
| static jobject create_Insets(JNIEnv *env, GtkBorder *border); |
| |
| static jobject gtk2_get_class_value(JNIEnv *env, WidgetType widget_type, |
| const char* key) |
| { |
| init_containers(); |
| |
| gtk2_widget = gtk2_get_widget(widget_type); |
| |
| GValue value; |
| value.g_type = 0; |
| |
| GParamSpec* param = (*fp_gtk_widget_class_find_style_property)( |
| ((GTypeInstance*)gtk2_widget)->g_class, key); |
| if( param ) |
| { |
| (*fp_g_value_init)( &value, param->value_type ); |
| (*fp_gtk_widget_style_get_property)(gtk2_widget, key, &value); |
| |
| if( (*fp_g_type_is_a)( param->value_type, G_TYPE_BOOLEAN )) |
| { |
| gboolean val = (*fp_g_value_get_boolean)(&value); |
| return create_Boolean(env, (jboolean)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_CHAR )) |
| { |
| gchar val = (*fp_g_value_get_char)(&value); |
| return create_Character(env, (jchar)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_UCHAR )) |
| { |
| guchar val = (*fp_g_value_get_uchar)(&value); |
| return create_Character(env, (jchar)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_INT )) |
| { |
| gint val = (*fp_g_value_get_int)(&value); |
| return create_Integer(env, (jint)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_UINT )) |
| { |
| guint val = (*fp_g_value_get_uint)(&value); |
| return create_Integer(env, (jint)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_LONG )) |
| { |
| glong val = (*fp_g_value_get_long)(&value); |
| return create_Long(env, (jlong)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_ULONG )) |
| { |
| gulong val = (*fp_g_value_get_ulong)(&value); |
| return create_Long(env, (jlong)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_INT64 )) |
| { |
| gint64 val = (*fp_g_value_get_int64)(&value); |
| return create_Long(env, (jlong)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_UINT64 )) |
| { |
| guint64 val = (*fp_g_value_get_uint64)(&value); |
| return create_Long(env, (jlong)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_FLOAT )) |
| { |
| gfloat val = (*fp_g_value_get_float)(&value); |
| return create_Float(env, (jfloat)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_DOUBLE )) |
| { |
| gdouble val = (*fp_g_value_get_double)(&value); |
| return create_Double(env, (jdouble)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_ENUM )) |
| { |
| gint val = (*fp_g_value_get_enum)(&value); |
| return create_Integer(env, (jint)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_FLAGS )) |
| { |
| guint val = (*fp_g_value_get_flags)(&value); |
| return create_Integer(env, (jint)val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_STRING )) |
| { |
| const gchar* val = (*fp_g_value_get_string)(&value); |
| |
| /* We suppose that all values come in C locale and |
| * utf-8 representation of a string is the same as |
| * the string itself. If this isn't so we should |
| * use g_convert. |
| */ |
| return (*env)->NewStringUTF(env, val); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, GTK_TYPE_BORDER )) |
| { |
| GtkBorder *border = (GtkBorder*)(*fp_g_value_get_boxed)(&value); |
| return border ? create_Insets(env, border) : NULL; |
| } |
| |
| /* TODO: Other types are not supported yet.*/ |
| /* else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_PARAM )) |
| { |
| GParamSpec* val = (*fp_g_value_get_param)(&value); |
| printf( "Param: %p\n", val ); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_BOXED )) |
| { |
| gpointer* val = (*fp_g_value_get_boxed)(&value); |
| printf( "Boxed: %p\n", val ); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_POINTER )) |
| { |
| gpointer* val = (*fp_g_value_get_pointer)(&value); |
| printf( "Pointer: %p\n", val ); |
| } |
| else if( (*fp_g_type_is_a)( param->value_type, G_TYPE_OBJECT )) |
| { |
| GObject* val = (GObject*)(*fp_g_value_get_object)(&value); |
| printf( "Object: %p\n", val ); |
| }*/ |
| } |
| |
| return NULL; |
| } |
| |
| static void gtk2_set_range_value(WidgetType widget_type, jdouble value, |
| jdouble min, jdouble max, jdouble visible) |
| { |
| GtkAdjustment *adj; |
| |
| gtk2_widget = gtk2_get_widget(widget_type); |
| |
| adj = (*fp_gtk_range_get_adjustment)((GtkRange *)gtk2_widget); |
| adj->value = (gdouble)value; |
| adj->lower = (gdouble)min; |
| adj->upper = (gdouble)max; |
| adj->page_size = (gdouble)visible; |
| } |
| |
| /*************************************************/ |
| static jobject create_Object(JNIEnv *env, jmethodID *cid, |
| const char* class_name, |
| const char* signature, |
| jvalue* value) |
| { |
| jclass class; |
| jobject result; |
| |
| class = (*env)->FindClass(env, class_name); |
| if( class == NULL ) |
| return NULL; /* can't find/load the class, exception thrown */ |
| |
| if( *cid == NULL) |
| { |
| *cid = (*env)->GetMethodID(env, class, "<init>", signature); |
| if( *cid == NULL ) |
| { |
| (*env)->DeleteLocalRef(env, class); |
| return NULL; /* can't find/get the method, exception thrown */ |
| } |
| } |
| |
| result = (*env)->NewObjectA(env, class, *cid, value); |
| |
| (*env)->DeleteLocalRef(env, class); |
| return result; |
| } |
| |
| jobject create_Boolean(JNIEnv *env, jboolean boolean_value) |
| { |
| static jmethodID cid = NULL; |
| jvalue value; |
| |
| value.z = boolean_value; |
| |
| return create_Object(env, &cid, "java/lang/Boolean", "(Z)V", &value); |
| } |
| |
| jobject create_Integer(JNIEnv *env, jint int_value) |
| { |
| static jmethodID cid = NULL; |
| jvalue value; |
| |
| value.i = int_value; |
| |
| return create_Object(env, &cid, "java/lang/Integer", "(I)V", &value); |
| } |
| |
| jobject create_Long(JNIEnv *env, jlong long_value) |
| { |
| static jmethodID cid = NULL; |
| jvalue value; |
| |
| value.j = long_value; |
| |
| return create_Object(env, &cid, "java/lang/Long", "(J)V", &value); |
| } |
| |
| jobject create_Float(JNIEnv *env, jfloat float_value) |
| { |
| static jmethodID cid = NULL; |
| jvalue value; |
| |
| value.f = float_value; |
| |
| return create_Object(env, &cid, "java/lang/Float", "(F)V", &value); |
| } |
| |
| jobject create_Double(JNIEnv *env, jdouble double_value) |
| { |
| static jmethodID cid = NULL; |
| jvalue value; |
| |
| value.d = double_value; |
| |
| return create_Object(env, &cid, "java/lang/Double", "(D)V", &value); |
| } |
| |
| jobject create_Character(JNIEnv *env, jchar char_value) |
| { |
| static jmethodID cid = NULL; |
| jvalue value; |
| |
| value.c = char_value; |
| |
| return create_Object(env, &cid, "java/lang/Character", "(C)V", &value); |
| } |
| |
| |
| jobject create_Insets(JNIEnv *env, GtkBorder *border) |
| { |
| static jmethodID cid = NULL; |
| jvalue values[4]; |
| |
| values[0].i = border->top; |
| values[1].i = border->left; |
| values[2].i = border->bottom; |
| values[3].i = border->right; |
| |
| return create_Object(env, &cid, "java/awt/Insets", "(IIII)V", values); |
| } |
| |
| /*********************************************/ |
| static jstring gtk2_get_pango_font_name(JNIEnv *env, WidgetType widget_type) |
| { |
| init_containers(); |
| |
| gtk2_widget = gtk2_get_widget(widget_type); |
| jstring result = NULL; |
| GtkStyle* style = gtk2_widget->style; |
| |
| if (style && style->font_desc) |
| { |
| gchar* val = (*fp_pango_font_description_to_string)(style->font_desc); |
| result = (*env)->NewStringUTF(env, val); |
| (*fp_g_free)( val ); |
| } |
| |
| return result; |
| } |
| |
| /***********************************************/ |
| static jobject get_string_property(JNIEnv *env, GtkSettings* settings, const gchar* key) |
| { |
| jobject result = NULL; |
| gchar* strval = NULL; |
| |
| (*fp_g_object_get)(settings, key, &strval, NULL); |
| result = (*env)->NewStringUTF(env, strval); |
| (*fp_g_free)(strval); |
| |
| return result; |
| } |
| |
| static jobject get_integer_property(JNIEnv *env, GtkSettings* settings, const gchar* key) |
| { |
| gint intval = NULL; |
| (*fp_g_object_get)(settings, key, &intval, NULL); |
| return create_Integer(env, intval); |
| } |
| |
| static jobject get_boolean_property(JNIEnv *env, GtkSettings* settings, const gchar* key) |
| { |
| gint intval = NULL; |
| (*fp_g_object_get)(settings, key, &intval, NULL); |
| return create_Boolean(env, intval); |
| } |
| |
| static jobject gtk2_get_setting(JNIEnv *env, Setting property) |
| { |
| GtkSettings* settings = (*fp_gtk_settings_get_default)(); |
| |
| switch (property) |
| { |
| case GTK_FONT_NAME: |
| return get_string_property(env, settings, "gtk-font-name"); |
| case GTK_ICON_SIZES: |
| return get_string_property(env, settings, "gtk-icon-sizes"); |
| case GTK_CURSOR_BLINK: |
| return get_boolean_property(env, settings, "gtk-cursor-blink"); |
| case GTK_CURSOR_BLINK_TIME: |
| return get_integer_property(env, settings, "gtk-cursor-blink-time"); |
| } |
| |
| return NULL; |
| } |
| |
| static gboolean gtk2_get_drawable_data(JNIEnv *env, jintArray pixelArray, jint x, |
| jint y, jint width, jint height, jint jwidth, int dx, int dy, jint scale) { |
| GdkPixbuf *pixbuf; |
| jint *ary; |
| |
| GdkWindow *root = (*fp_gdk_get_default_root_window)(); |
| |
| pixbuf = (*fp_gdk_pixbuf_get_from_drawable)(NULL, root, NULL, x, y, |
| 0, 0, width, height); |
| if (pixbuf && scale != 1) { |
| GdkPixbuf *scaledPixbuf; |
| x /= scale; |
| y /= scale; |
| width /= scale; |
| height /= scale; |
| dx /= scale; |
| dy /= scale; |
| scaledPixbuf = (*fp_gdk_pixbuf_scale_simple)(pixbuf, width, height, |
| GDK_INTERP_BILINEAR); |
| (*fp_g_object_unref)(pixbuf); |
| pixbuf = scaledPixbuf; |
| } |
| |
| if (pixbuf) { |
| int nchan = (*fp_gdk_pixbuf_get_n_channels)(pixbuf); |
| int stride = (*fp_gdk_pixbuf_get_rowstride)(pixbuf); |
| |
| if ((*fp_gdk_pixbuf_get_width)(pixbuf) == width |
| && (*fp_gdk_pixbuf_get_height)(pixbuf) == height |
| && (*fp_gdk_pixbuf_get_bits_per_sample)(pixbuf) == 8 |
| && (*fp_gdk_pixbuf_get_colorspace)(pixbuf) == GDK_COLORSPACE_RGB |
| && nchan >= 3 |
| ) { |
| guchar *p, *pix = (*fp_gdk_pixbuf_get_pixels)(pixbuf); |
| |
| ary = (*env)->GetPrimitiveArrayCritical(env, pixelArray, NULL); |
| if (ary) { |
| jint _x, _y; |
| int index; |
| for (_y = 0; _y < height; _y++) { |
| for (_x = 0; _x < width; _x++) { |
| p = pix + _y * stride + _x * nchan; |
| |
| index = (_y + dy) * jwidth + (_x + dx); |
| ary[index] = 0xff000000 |
| | (p[0] << 16) |
| | (p[1] << 8) |
| | (p[2]); |
| |
| } |
| } |
| (*env)->ReleasePrimitiveArrayCritical(env, pixelArray, ary, 0); |
| } |
| } |
| (*fp_g_object_unref)(pixbuf); |
| } |
| return JNI_FALSE; |
| } |
| |
| static GdkWindow* gtk2_get_window(void *widget) { |
| return ((GtkWidget*)widget)->window; |
| } |
| |
| void gtk2_init(GtkApi* gtk) { |
| gtk->version = GTK_2; |
| |
| gtk->show_uri_load = >k2_show_uri_load; |
| gtk->unload = >k2_unload; |
| gtk->flush_event_loop = &flush_gtk_event_loop; |
| gtk->gtk_check_version = fp_gtk_check_version; |
| gtk->get_setting = >k2_get_setting; |
| |
| gtk->paint_arrow = >k2_paint_arrow; |
| gtk->paint_box = >k2_paint_box; |
| gtk->paint_box_gap = >k2_paint_box_gap; |
| gtk->paint_expander = >k2_paint_expander; |
| gtk->paint_extension = >k2_paint_extension; |
| gtk->paint_flat_box = >k2_paint_flat_box; |
| gtk->paint_focus = >k2_paint_focus; |
| gtk->paint_handle = >k2_paint_handle; |
| gtk->paint_hline = >k2_paint_hline; |
| gtk->paint_vline = >k2_paint_vline; |
| gtk->paint_option = >k2_paint_option; |
| gtk->paint_shadow = >k2_paint_shadow; |
| gtk->paint_slider = >k2_paint_slider; |
| gtk->paint_background = >k_paint_background; |
| gtk->paint_check = >k2_paint_check; |
| gtk->set_range_value = >k2_set_range_value; |
| |
| gtk->init_painting = >k2_init_painting; |
| gtk->copy_image = >k2_copy_image; |
| |
| gtk->get_xthickness = >k2_get_xthickness; |
| gtk->get_ythickness = >k2_get_ythickness; |
| gtk->get_color_for_state = >k2_get_color_for_state; |
| gtk->get_class_value = >k2_get_class_value; |
| |
| gtk->get_pango_font_name = >k2_get_pango_font_name; |
| gtk->get_icon_data = >k2_get_icon_data; |
| gtk->get_file_icon_data = >k2_get_file_icon_data; |
| gtk->gdk_threads_enter = fp_gdk_threads_enter; |
| gtk->gdk_threads_leave = fp_gdk_threads_leave; |
| gtk->gtk_show_uri = fp_gtk_show_uri; |
| gtk->get_drawable_data = >k2_get_drawable_data; |
| gtk->g_free = fp_g_free; |
| |
| gtk->gtk_file_chooser_get_filename = fp_gtk_file_chooser_get_filename; |
| gtk->gtk_widget_hide = fp_gtk_widget_hide; |
| gtk->gtk_main_quit = fp_gtk_main_quit; |
| gtk->gtk_file_chooser_dialog_new = fp_gtk_file_chooser_dialog_new; |
| gtk->gtk_file_chooser_set_current_folder = |
| fp_gtk_file_chooser_set_current_folder; |
| gtk->gtk_file_chooser_set_filename = fp_gtk_file_chooser_set_filename; |
| gtk->gtk_file_chooser_set_current_name = |
| fp_gtk_file_chooser_set_current_name; |
| gtk->gtk_file_filter_add_custom = fp_gtk_file_filter_add_custom; |
| gtk->gtk_file_chooser_set_filter = fp_gtk_file_chooser_set_filter; |
| gtk->gtk_file_chooser_get_type = fp_gtk_file_chooser_get_type; |
| gtk->gtk_file_filter_new = fp_gtk_file_filter_new; |
| gtk->gtk_file_chooser_set_do_overwrite_confirmation = |
| fp_gtk_file_chooser_set_do_overwrite_confirmation; |
| gtk->gtk_file_chooser_set_select_multiple = |
| fp_gtk_file_chooser_set_select_multiple; |
| gtk->gtk_file_chooser_get_current_folder = |
| fp_gtk_file_chooser_get_current_folder; |
| gtk->gtk_file_chooser_get_filenames = fp_gtk_file_chooser_get_filenames; |
| gtk->gtk_g_slist_length = fp_gtk_g_slist_length; |
| gtk->g_signal_connect_data = fp_g_signal_connect_data; |
| gtk->gtk_widget_show = fp_gtk_widget_show; |
| gtk->gtk_main = fp_gtk_main; |
| gtk->gtk_main_level = fp_gtk_main_level; |
| gtk->g_path_get_dirname = fp_g_path_get_dirname; |
| gtk->gdk_x11_drawable_get_xid = fp_gdk_x11_drawable_get_xid; |
| gtk->gtk_widget_destroy = fp_gtk_widget_destroy; |
| gtk->gtk_window_present = fp_gtk_window_present; |
| gtk->gtk_window_move = fp_gtk_window_move; |
| gtk->gtk_window_resize = fp_gtk_window_resize; |
| gtk->get_window = >k2_get_window; |
| |
| gtk->g_object_unref = fp_g_object_unref; |
| gtk->g_list_append = fp_g_list_append; |
| gtk->g_list_free = fp_g_list_free; |
| gtk->g_list_free_full = fp_g_list_free_full; |
| } |