Free the lizard
git-svn-id: svn://10.0.0.236/trunk@10 18797224-902f-48f8-a5cc-f745e15eee43
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ltabb
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/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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package netscape.plugin.composer.frameEdit;
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import netscape.plugin.composer.*;
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import netscape.plugin.composer.io.*;
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import java.util.*;
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import java.io.*;
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import netscape.application.*;
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import netscape.util.*;
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/** The frame selection. Used to specify a part of the frame model and
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* perform operations on the frame model.
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*/
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class FrameSelection {
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/** Select top.
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*/
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public FrameSelection(FrameModel model){
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this(model, model.frames());
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}
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public FrameSelection(FrameSelection selection){
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this(selection.model(), selection.element());
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}
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public FrameSelection(FrameModel model, FrameElement element){
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model_ = model;
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element_ = element;
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}
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public boolean equals(Object other){
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boolean result = false;
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if ( other instanceof FrameSelection ){
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FrameSelection o = (FrameSelection) other;
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result = model_ == o.model_ && element_ == o.element_;
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}
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return result;
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}
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public void selectParent(){
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Frameset parent = parent();
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if ( parent != null ) {
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model().select(new FrameSelection(model(), parent));
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}
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}
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public void selectPreviousSibling(){
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Frameset parent = parent();
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if ( parent != null ) {
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int index = index();
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if ( index > 0 ) {
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model().select(new FrameSelection(model(), parent.elementAt(index - 1)));
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}
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}
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}
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public void selectNextSibling(){
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Frameset parent = parent();
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if ( parent != null ) {
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int index = index();
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if ( index < parent.length() - 1 ) {
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model().select(new FrameSelection(model(), parent.elementAt(index + 1)));
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}
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}
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}
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public void selectFirstChild(){
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if ( element() instanceof Frameset ){
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Frameset frameset = (Frameset) element();
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if ( frameset.length() > 0 ) {
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model().select(new FrameSelection(model(), frameset.elementAt(0)));
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}
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}
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}
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public void selectRoot(){
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Frameset parent = parent();
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Frameset lastFound = null;
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while ( parent != null ){
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lastFound = parent;
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parent = parent.parent();
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}
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if ( lastFound != null ) {
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model().select(new FrameSelection(model(), lastFound));
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}
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}
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public void propertyChanged(){
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model().propertyChanged(element());
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}
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public void sizeChanged(){
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model().sizeChanged(element());
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}
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public void replace(FrameElement newElement){
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begin();
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try {
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Frameset parent = parent();
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FrameElement element = element();
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if ( parent != null) {
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parent.setElementAt(newElement, index());
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}
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else {
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model().setFrames((Frameset) newElement);
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}
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if ( element != null && newElement instanceof Frameset ) {
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Frameset newFrameset = (Frameset) newElement;
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newFrameset.setElementAt(element, 0);
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model().select(newFrameset.elementAt(1));
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}
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else {
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model().select(newElement);
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}
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model().sync(FrameModel.NOTE_STRUCTURE);
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} finally {
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end();
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}
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}
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public void replaceInline(Frameset frameset){
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begin();
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Frameset parent = parent();
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FrameElement element = element();
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String size = element.size();
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int index = parent.indexOf(element);
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parent.replace(frameset, element);
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parent.setElementAt(element, index);
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element.setSize(size);
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model().select(parent.elementAt(index + 1));
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model().sync(FrameModel.NOTE_STRUCTURE);
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end();
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}
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public void delete(){
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begin();
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Frameset parent = parent();
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if ( parent != null) {
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int index = index();
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parent.removeElementAt(index());
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int length = parent.length();
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if ( index > 0 ) {
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index--;
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}
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if ( index < length){
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model().select(new FrameSelection(model(), parent.elementAt(index)));
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}
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else {
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model().select(new FrameSelection(model(), parent));
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}
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}
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else {
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model().clearFrames();
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model().select(parent);
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}
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model().normalize();
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model().structureChanged();
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end();
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}
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public void split(boolean horizontal, double parametric)
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{
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begin();
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FrameElement element = element();
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Frameset parent = null;
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if ( element instanceof Frameset ) {
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parent = (Frameset) element;
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int children = parent.length();
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if ( children > 0 ) {
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element = parent.elementAt(children-1);
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}
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else {
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element = null;
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}
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}
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else {
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parent = element != null ? element.parent() : null;
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}
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if ( parent != null && element != null && parent.horizontal() == horizontal ) {
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// insert inline
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SizeString size = parent.sizeString();
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int index = parent.indexOf(element);
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size.splitAt(parametric, index);
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Frame copy = new Frame(model().newFrameName()); // (Frame) element.clone();
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parent.insertElementAt(copy, size.sizeAt(index+1), index+1);
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parent.elementAt(index).setSize(size.sizeAt(index));
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model().select(copy);
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model().structureChanged();
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}
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else if ( parent != null ){
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// insert child
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Frameset frameset = new Frameset(horizontal);
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int index = 0;
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if ( element == null ) {
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element = new Frame(model().newFrameName());
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}
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else {
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index = parent.indexOf(element);
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}
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Frame secondFrame = new Frame(model().newFrameName());
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SizeString size = new SizeString("100%");
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size.splitAt(parametric, 0);
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parent.setElementAt(frameset, index);
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frameset.addElement(element, size.sizeAt(0));
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frameset.addElement(secondFrame, size.sizeAt(1));
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model().select(secondFrame);
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}
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else {
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Frame firstFrame = new Frame(model().newFrameName());
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Frame secondFrame = new Frame(model().newFrameName());
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SizeString size = new SizeString("100%");
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size.splitAt(parametric, 0);
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Frameset frameset = new Frameset(horizontal);
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frameset.addElement(firstFrame, size.sizeAt(0));
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frameset.addElement(secondFrame, size.sizeAt(1));
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model().setFrames(frameset);
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model().select(secondFrame);
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}
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model().structureChanged();
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end();
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}
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public Frameset parent() {
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if ( element_ == null ) {
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return null;
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}
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return element_.parent();
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}
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public FrameElement element() {
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return element_;
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}
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public int index() {
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Frameset parent = parent();
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if ( parent == null ) return 0;
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return parent.indexOf(element_);
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}
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public FrameModel model() {
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return model_;
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}
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public void swap(FrameSelection other){
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begin();
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Frameset.swap(element(), other.element());
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model().structureChanged();
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model().select(other.element());
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end();
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}
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public void setName(String name){
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Frame frame = (Frame) element();
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frame.setName(name);
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propertyChanged();
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}
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public void setSource(String url){
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Frame frame = (Frame) element();
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frame.setSource(url);
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propertyChanged();
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}
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public void setFrameBorder(boolean value){
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element().setFrameBorder(value);
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propertyChanged();
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}
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public void setSize(String value){
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element().setSize(value);
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propertyChanged();
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}
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public void setBorderColor(boolean value){
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element().setBorderColor(value);
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propertyChanged();
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}
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public void setBorderColor(String value){
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element().setBorderColor(value);
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propertyChanged();
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}
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public void setBorderColor(Color color){
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StringBuffer buffer = new StringBuffer("#");
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append2HexDigets(buffer, color.red());
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append2HexDigets(buffer, color.green());
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append2HexDigets(buffer, color.blue());
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setBorderColor(buffer.toString());
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}
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private void append2HexDigets(StringBuffer buffer, int x){
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String string = Integer.toHexString(x);
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if ( string.length() < 2 ) {
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buffer.append('0');
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}
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buffer.append(string);
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}
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public void setMarginWidth(String value){
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element().setMarginWidth(value);
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propertyChanged();
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}
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public void setMarginHeight(String value){
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element().setMarginHeight(value);
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propertyChanged();
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}
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public void setBorder(String value){
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element().setBorder(value);
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propertyChanged();
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}
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public void setExtraHTML(String value){
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element().setExtraHTML(value);
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propertyChanged();
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}
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public void setAllowResize(boolean value){
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((Frame) element()).setAllowResize(value);
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propertyChanged();
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}
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public void setScrolling(int value){
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((Frame) element()).setScrolling(value);
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propertyChanged();
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}
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public void begin() {
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model_.beginChanges();
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}
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public void end() {
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model_.endChanges();
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}
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private FrameModel model_;
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private FrameElement element_;
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}
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