| /* gtklabelpeer.c -- Native implementation of GtkLabelPeer |
| 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., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 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_GtkLabelPeer.h" |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkLabelPeer_create |
| (JNIEnv *env, jobject obj, jstring text, jfloat xalign) |
| { |
| GtkWidget *label; |
| GtkWidget *eventbox; |
| const char *str; |
| |
| gdk_threads_enter (); |
| |
| NSA_SET_GLOBAL_REF (env, obj); |
| |
| str = (*env)->GetStringUTFChars (env, text, 0); |
| |
| eventbox = gtk_event_box_new (); |
| label = gtk_label_new (str); |
| gtk_misc_set_alignment (GTK_MISC (label), xalign, 0.5); |
| gtk_container_add (GTK_CONTAINER (eventbox), label); |
| gtk_widget_show (label); |
| |
| (*env)->ReleaseStringUTFChars (env, text, str); |
| |
| NSA_SET_PTR (env, obj, eventbox); |
| |
| gdk_threads_leave (); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkLabelPeer_gtkWidgetGetPreferredDimensions |
| (JNIEnv *env, jobject obj, jintArray jdims) |
| { |
| void *ptr; |
| jint *dims; |
| GtkWidget *label; |
| GtkRequisition current_req; |
| GtkRequisition natural_req; |
| |
| gdk_threads_enter (); |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| label = gtk_bin_get_child (GTK_BIN (ptr)); |
| |
| dims = (*env)->GetIntArrayElements (env, jdims, 0); |
| dims[0] = dims[1] = 0; |
| |
| /* Save the widget's current size request. */ |
| gtk_widget_size_request (GTK_WIDGET (label), ¤t_req); |
| |
| /* Get the widget's "natural" size request. */ |
| gtk_widget_set_size_request (GTK_WIDGET (label), -1, -1); |
| gtk_widget_size_request (GTK_WIDGET (label), &natural_req); |
| |
| /* Reset the widget's size request. */ |
| gtk_widget_set_size_request (GTK_WIDGET (label), |
| current_req.width, current_req.height); |
| |
| dims[0] = natural_req.width; |
| dims[1] = natural_req.height; |
| |
| (*env)->ReleaseIntArrayElements (env, jdims, dims, 0); |
| |
| gdk_threads_leave (); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkLabelPeer_gtkWidgetModifyFont |
| (JNIEnv *env, jobject obj, jstring name, jint style, jint size) |
| { |
| const char *font_name; |
| void *ptr; |
| GtkWidget *label; |
| PangoFontDescription *font_desc; |
| |
| gdk_threads_enter (); |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| font_name = (*env)->GetStringUTFChars (env, name, NULL); |
| |
| label = gtk_bin_get_child (GTK_BIN (ptr)); |
| |
| if (!label) |
| { |
| gdk_threads_leave (); |
| return; |
| } |
| |
| font_desc = pango_font_description_from_string (font_name); |
| pango_font_description_set_size (font_desc, |
| size * cp_gtk_dpi_conversion_factor); |
| |
| if (style & AWT_STYLE_BOLD) |
| pango_font_description_set_weight (font_desc, PANGO_WEIGHT_BOLD); |
| |
| if (style & AWT_STYLE_ITALIC) |
| pango_font_description_set_style (font_desc, PANGO_STYLE_OBLIQUE); |
| |
| gtk_widget_modify_font (GTK_WIDGET (label), font_desc); |
| |
| pango_font_description_free (font_desc); |
| |
| (*env)->ReleaseStringUTFChars (env, name, font_name); |
| |
| gdk_threads_leave (); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkLabelPeer_setNativeText |
| (JNIEnv *env, jobject obj, jstring text) |
| { |
| const char *str; |
| void *ptr; |
| GtkWidget *label; |
| |
| gdk_threads_enter (); |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| str = (*env)->GetStringUTFChars (env, text, 0); |
| |
| label = gtk_bin_get_child (GTK_BIN (ptr)); |
| |
| gtk_label_set_label (GTK_LABEL (label), str); |
| |
| (*env)->ReleaseStringUTFChars (env, text, str); |
| |
| gdk_threads_leave (); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkLabelPeer_nativeSetAlignment |
| (JNIEnv *env, jobject obj, jfloat xalign) |
| { |
| void *ptr; |
| GtkWidget *label; |
| |
| gdk_threads_enter (); |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| label = gtk_bin_get_child (GTK_BIN(ptr)); |
| |
| gtk_misc_set_alignment (GTK_MISC (label), xalign, 0.5); |
| |
| gdk_threads_leave (); |
| } |
| |
| JNIEXPORT void JNICALL |
| Java_gnu_java_awt_peer_gtk_GtkLabelPeer_setNativeBounds |
| (JNIEnv *env, jobject obj, jint x, jint y, jint width, jint height) |
| { |
| GtkWidget *widget; |
| void *ptr; |
| |
| gdk_threads_enter (); |
| |
| ptr = NSA_GET_PTR (env, obj); |
| |
| widget = GTK_WIDGET (ptr); |
| |
| /* We assume that -1 is a width or height and not a request for the |
| widget's natural size. */ |
| width = width < 0 ? 0 : width; |
| height = height < 0 ? 0 : height; |
| |
| if (!(width == 0 && height == 0)) |
| { |
| /* Set the event box's size request... */ |
| gtk_widget_set_size_request (widget, width, height); |
| /* ...and the label's size request. */ |
| gtk_widget_set_size_request (gtk_bin_get_child (GTK_BIN (widget)), |
| width, height); |
| |
| if (widget->parent != NULL) |
| gtk_fixed_move (GTK_FIXED (widget->parent), widget, x, y); |
| } |
| |
| gdk_threads_leave (); |
| } |