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- /*
- * @(#)SelectTagRef.java 1.8 95/03/17 Jonathan Payne
- *
- * Copyright (c) 1994 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Permission to use, copy, modify, and distribute this software
- * and its documentation for NON-COMMERCIAL purposes and without
- * fee is hereby granted provided that this copyright notice
- * appears in all copies. Please refer to the file "copyright.html"
- * for further important copyright and licensing information.
- *
- * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
- * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
- * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
- * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
- * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
- */
-
- package browser;
-
- import browser.forms.FormItem;
- import browser.forms.select;
- import awt.Component;
- import awt.NativeDisplayItem;
- import net.www.html.Tag;
- import net.www.html.TagRef;
-
- /** A SelectTagRef is just like an InputTagRef. We just stick in
- the "type" field in the TagRef for them. */
-
- class SelectTagRef extends InputTagRef {
- TagRef lastOptionRef = null;
-
- public SelectTagRef(Tag t, int pos, boolean isEnd) {
- super(t, pos, isEnd);
- }
-
- public void newOption(byte text[], TagRef ref) {
- if (lastOptionRef != null) {
- String option = new String(text, 0, lastOptionRef.pos, ref.pos - lastOptionRef.pos);
-
- ((select) item).addOption(option,
- lastOptionRef.getAttribute("value"),
- lastOptionRef.getAttribute("selected") != null);
- }
- lastOptionRef = ref;
- }
-
- public void finish() {
- ((select) item).finish();
- }
-
- /* We override this here so that we can make sure we have the
- actual size. */
- public void addDisplayItem(WRFormatter f) {
- if (item != null) {
- NativeDisplayItem ndi = (NativeDisplayItem) item.getDisplayItem();
-
- if (ndi != null) {
- Component c = ndi.getComponent();
-
- ndi.resize(c.width, c.height);
- }
- super.addDisplayItem(f);
- }
- }
-
- public void apply(WRFormatter f) {
- try {
- FormTagRef form = f.formContext();
- SelectTagRef select = (SelectTagRef) form.getInputItem();
-
- if (!isEnd) {
- if (item == null) {
- item = buildFormItem(f);
- }
- form.setInputItem(this);
- lastOptionRef = null;
- f.stopRendering();
- } else {
- select.newOption(f.doc.getText(), this);
- select.finish();
- form.setInputItem(null);
- if (select != null) {
- select.addDisplayItem(f);
- }
- f.startRendering();
- }
- } catch (Exception e) {
- e.printStackTrace();
- System.out.println("Error: " + e + " while processing " + this.toExternalForm());
- }
- }
-
- /*
- * Unlike input tags, select tags can only have select items
- * inside of them.
- */
- FormItem buildFormItem(WRFormatter f) {
- FormItem i = null;
- FormTagRef form;
-
- form = f.formContext();
- if (form != null) {
- i = (FormItem) new("browser.forms.select");
- i.initialize(f, form, this);
- form.addInputItem(i);
- }
- return i;
- }
-
-
-
-
- }
-