222 lines
6.2 KiB
C
222 lines
6.2 KiB
C
/* gtklabelpeer.c -- Native implementation of GtkLabelPeer
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Copyright (C) 1998, 1999 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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#include "gtkpeer.h"
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#include "gnu_java_awt_peer_gtk_GtkLabelPeer.h"
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JNIEXPORT void JNICALL
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Java_gnu_java_awt_peer_gtk_GtkLabelPeer_create
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(JNIEnv *env, jobject obj, jstring text, jfloat xalign)
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{
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GtkWidget *label;
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GtkWidget *eventbox;
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const char *str;
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gdk_threads_enter ();
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gtkpeer_set_global_ref (env, obj);
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str = (*env)->GetStringUTFChars (env, text, 0);
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eventbox = gtk_event_box_new ();
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label = gtk_label_new (str);
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gtk_misc_set_alignment (GTK_MISC (label), xalign, 0.5);
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gtk_container_add (GTK_CONTAINER (eventbox), label);
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gtk_widget_show (label);
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(*env)->ReleaseStringUTFChars (env, text, str);
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gtkpeer_set_widget (env, obj, eventbox);
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gdk_threads_leave ();
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}
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JNIEXPORT void JNICALL
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Java_gnu_java_awt_peer_gtk_GtkLabelPeer_gtkWidgetGetPreferredDimensions
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(JNIEnv *env, jobject obj, jintArray jdims)
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{
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void *ptr;
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jint *dims;
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GtkWidget *label;
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GtkRequisition current_req;
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GtkRequisition natural_req;
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gdk_threads_enter ();
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ptr = gtkpeer_get_widget (env, obj);
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label = gtk_bin_get_child (GTK_BIN (ptr));
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dims = (*env)->GetIntArrayElements (env, jdims, 0);
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dims[0] = dims[1] = 0;
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/* Save the widget's current size request. */
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gtk_widget_size_request (GTK_WIDGET (label), ¤t_req);
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/* Get the widget's "natural" size request. */
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gtk_widget_set_size_request (GTK_WIDGET (label), -1, -1);
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gtk_widget_size_request (GTK_WIDGET (label), &natural_req);
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/* Reset the widget's size request. */
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gtk_widget_set_size_request (GTK_WIDGET (label),
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current_req.width, current_req.height);
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dims[0] = natural_req.width;
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dims[1] = natural_req.height;
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(*env)->ReleaseIntArrayElements (env, jdims, dims, 0);
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gdk_threads_leave ();
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}
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JNIEXPORT void JNICALL
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Java_gnu_java_awt_peer_gtk_GtkLabelPeer_gtkWidgetModifyFont
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(JNIEnv *env, jobject obj, jstring name, jint style, jint size)
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{
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const char *font_name;
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void *ptr;
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GtkWidget *label;
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PangoFontDescription *font_desc;
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gdk_threads_enter ();
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ptr = gtkpeer_get_widget (env, obj);
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font_name = (*env)->GetStringUTFChars (env, name, NULL);
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label = gtk_bin_get_child (GTK_BIN (ptr));
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if (!label)
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{
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gdk_threads_leave ();
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return;
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}
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font_desc = pango_font_description_from_string (font_name);
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pango_font_description_set_size (font_desc,
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size * cp_gtk_dpi_conversion_factor);
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if (style & AWT_STYLE_BOLD)
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pango_font_description_set_weight (font_desc, PANGO_WEIGHT_BOLD);
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if (style & AWT_STYLE_ITALIC)
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pango_font_description_set_style (font_desc, PANGO_STYLE_OBLIQUE);
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gtk_widget_modify_font (GTK_WIDGET (label), font_desc);
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pango_font_description_free (font_desc);
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(*env)->ReleaseStringUTFChars (env, name, font_name);
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gdk_threads_leave ();
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}
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JNIEXPORT void JNICALL
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Java_gnu_java_awt_peer_gtk_GtkLabelPeer_setNativeText
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(JNIEnv *env, jobject obj, jstring text)
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{
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const char *str;
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void *ptr;
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GtkWidget *label;
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gdk_threads_enter ();
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ptr = gtkpeer_get_widget (env, obj);
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str = (*env)->GetStringUTFChars (env, text, 0);
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label = gtk_bin_get_child (GTK_BIN (ptr));
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gtk_label_set_label (GTK_LABEL (label), str);
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(*env)->ReleaseStringUTFChars (env, text, str);
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gdk_threads_leave ();
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}
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JNIEXPORT void JNICALL
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Java_gnu_java_awt_peer_gtk_GtkLabelPeer_nativeSetAlignment
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(JNIEnv *env, jobject obj, jfloat xalign)
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{
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void *ptr;
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GtkWidget *label;
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gdk_threads_enter ();
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ptr = gtkpeer_get_widget (env, obj);
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label = gtk_bin_get_child (GTK_BIN(ptr));
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gtk_misc_set_alignment (GTK_MISC (label), xalign, 0.5);
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gdk_threads_leave ();
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}
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JNIEXPORT void JNICALL
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Java_gnu_java_awt_peer_gtk_GtkLabelPeer_setNativeBounds
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(JNIEnv *env, jobject obj, jint x, jint y, jint width, jint height)
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{
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GtkWidget *widget;
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void *ptr;
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gdk_threads_enter ();
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ptr = gtkpeer_get_widget (env, obj);
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widget = GTK_WIDGET (ptr);
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/* We assume that -1 is a width or height and not a request for the
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widget's natural size. */
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width = width < 0 ? 0 : width;
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height = height < 0 ? 0 : height;
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if (!(width == 0 && height == 0))
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{
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/* Set the event box's size request... */
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gtk_widget_set_size_request (widget, width, height);
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/* ...and the label's size request. */
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gtk_widget_set_size_request (gtk_bin_get_child (GTK_BIN (widget)),
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width, height);
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if (widget->parent != NULL && GTK_IS_FIXED (widget->parent))
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gtk_fixed_move (GTK_FIXED (widget->parent), widget, x, y);
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}
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gdk_threads_leave ();
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}
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