| /* gtkchoicepeer.c -- Native implementation of GtkChoicePeer |
| Copyright (C) 1998, 1999 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| #include "gtkpeer.h" |
| #include "gnu_java_awt_peer_gtk_GtkChoicePeer.h" |
| |
| static void selection_changed (GtkComboBox *combobox, jobject peer); |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkChoicePeer_create |
| (JNIEnv *env, jobject obj) |
| { |
| GtkWidget *combobox; |
| jobject *gref; |
| |
| NSA_SET_GLOBAL_REF (env, obj); |
| gref = NSA_GET_GLOBAL_REF (env, obj); |
| |
| gdk_threads_enter (); |
| |
| combobox = gtk_combo_box_new_text (); |
| |
| g_signal_connect (combobox, "changed", |
| G_CALLBACK (selection_changed), *gref); |
| |
| gdk_threads_leave (); |
| |
| NSA_SET_PTR (env, obj, combobox); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkChoicePeer_append |
| (JNIEnv *env, jobject obj, jobjectArray items) |
| { |
| gpointer ptr; |
| jsize count, i; |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| gdk_threads_enter (); |
| |
| count = (*env)->GetArrayLength (env, items); |
| |
| for (i = 0; i < count; i++) |
| { |
| jobject item; |
| const char *label; |
| |
| item = (*env)->GetObjectArrayElement (env, items, i); |
| label = (*env)->GetStringUTFChars (env, item, NULL); |
| |
| gtk_combo_box_append_text (GTK_COMBO_BOX (ptr), label); |
| |
| (*env)->ReleaseStringUTFChars (env, item, label); |
| } |
| |
| gdk_threads_leave (); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkChoicePeer_nativeAdd |
| (JNIEnv *env, jobject obj, jstring item, jint index) |
| { |
| void *ptr; |
| const char *label; |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| label = (*env)->GetStringUTFChars (env, item, 0); |
| |
| gdk_threads_enter (); |
| gtk_combo_box_insert_text (GTK_COMBO_BOX (ptr), index, label); |
| gdk_threads_leave (); |
| |
| (*env)->ReleaseStringUTFChars (env, item, label); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkChoicePeer_nativeRemove |
| (JNIEnv *env, jobject obj, jint index) |
| { |
| void *ptr; |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| gdk_threads_enter (); |
| gtk_combo_box_remove_text (GTK_COMBO_BOX (ptr), index); |
| gdk_threads_leave (); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkChoicePeer_nativeRemoveAll |
| (JNIEnv *env, jobject obj) |
| { |
| void *ptr; |
| GtkTreeModel *model; |
| gint count, i; |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| gdk_threads_enter (); |
| |
| model = gtk_combo_box_get_model (GTK_COMBO_BOX (ptr)); |
| count = gtk_tree_model_iter_n_children (model, NULL); |
| |
| /* First, unselect everything, to avoid problems when removing items. */ |
| gtk_combo_box_set_active (GTK_COMBO_BOX (ptr), -1); |
| |
| for (i = count - 1; i >= 0; i--) { |
| gtk_combo_box_remove_text (GTK_COMBO_BOX (ptr), i); |
| } |
| |
| gdk_threads_leave (); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkChoicePeer_select |
| (JNIEnv *env, jobject obj, jint index) |
| { |
| void *ptr; |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| gdk_threads_enter (); |
| gtk_combo_box_set_active (GTK_COMBO_BOX (ptr), index); |
| gdk_threads_leave (); |
| } |
| |
| JNIEXPORT jint JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkChoicePeer_nativeGetSelected |
| (JNIEnv *env, jobject obj) |
| { |
| void *ptr; |
| int index; |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| gdk_threads_enter (); |
| index = gtk_combo_box_get_active (GTK_COMBO_BOX (ptr)); |
| gdk_threads_leave (); |
| |
| return index; |
| } |
| |
| static void selection_changed (GtkComboBox *combobox, jobject peer) |
| { |
| jstring label; |
| GtkTreeModel *model; |
| GtkTreeIter iter; |
| gchar *selected; |
| gint index; |
| |
| index = gtk_combo_box_get_active(combobox); |
| |
| if (index >= 0) |
| { |
| model = gtk_combo_box_get_model (combobox); |
| |
| gtk_combo_box_get_active_iter (combobox, &iter); |
| |
| gtk_tree_model_get (model, &iter, 0, &selected, -1); |
| |
| gdk_threads_leave (); |
| |
| label = (*gdk_env())->NewStringUTF (gdk_env(), selected); |
| (*gdk_env())->CallVoidMethod (gdk_env(), peer, |
| choicePostItemEventID, |
| label, |
| (jint) AWT_ITEM_SELECTED); |
| gdk_threads_enter (); |
| } |
| } |