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/***************************************************************************
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visualframeeditor.cpp - description
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-------------------
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begin : mar mar 25 2003
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copyright : (C) 2003 by gulmini luciano
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email : gulmini.luciano@student.unife.it
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***************************************************************************/
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/***************************************************************************
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* *
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* This program 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 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "visualframeeditor.h"
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#include <qobjectlist.h>
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#include <qsplitter.h>
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//#include <kdebug.h>
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#include "qextfileinfo.h"
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#include "project.h"
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static int cancelledPixels(int n){
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return (n-1)*6;
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}
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QMap<QString, QValueList< int > > SIZES;
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static int splitterIdNumber = 0;
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VisualFrameEditor::VisualFrameEditor(QWidget * parent, const char * name) : QHBox(parent,name){
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m_internalTree = new tree;
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m_internalTree->root()->atts()->setGeometry(QRect(0,0,510,422));
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m_firstInsertedSA = 0L;
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m_markupLanguage = HTML;
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}
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VisualFrameEditor::~VisualFrameEditor(){
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delete m_internalTree;
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delete m_firstInsertedSA;
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}
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void VisualFrameEditor::setGeometries(const QString &l){
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int cP = cancelledPixels(m_internalTree->findNode(l)->countChildren());
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QRect newGeometry(m_internalTree->findNode(l)->atts()->geometry());
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QPtrList<treeNode> list=m_internalTree->findNode(l)->childrenList();
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QPtrListIterator<treeNode> it( list );
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treeNode *node;
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if(m_internalTree->findNode(l)->splitType() == VERTICAL){
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int dummyDimension=m_internalTree->findNode(l)->atts()->geometry().width()-cP;
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while ( (node = it.current()) != 0 ) {
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++it;
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newGeometry.setWidth( int(dummyDimension/m_internalTree->findNode(l)->countChildren()) );
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m_internalTree->findNode(node->label())->atts()->setGeometry(newGeometry);
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}
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}
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else
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if(m_internalTree->findNode(l)->splitType() == HORIZONTAL){
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int dummyDimension=m_internalTree->findNode(l)->atts()->geometry().height()-cP;
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while ( (node = it.current()) != 0 ) {
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++it;
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newGeometry.setHeight( int(dummyDimension/m_internalTree->findNode(l)->countChildren()) );
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m_internalTree->findNode(node->label())->atts()->setGeometry(newGeometry);
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}
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}
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}
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void VisualFrameEditor::split(const QString &l, int n, SplitType type) {
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if(l==m_internalTree->root()->label()){
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m_internalTree->root()->setSplitType(type);
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for(int i = 1; i<=n; i++) m_internalTree->addChildNode(l);
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setGeometries(l);
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}
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else {
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QString parentLabel=m_internalTree->findNode(l)->parentLabel();
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SplitType parentSplit=m_internalTree->findNode(parentLabel)->splitType();
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if( parentSplit != type ) {
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m_internalTree->findNode(l)->setSplitType(type);
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for(int i = 1; i<=n; i++) m_internalTree->addChildNode(l);
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setGeometries(l);
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}
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else {
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for(int i = 1; i<=n; i++) m_internalTree->insertChildNode(l);
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m_internalTree->findNode(parentLabel)->removeChildNode(l,true);
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setGeometries(m_internalTree->findNode(parentLabel)->label());
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}
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}
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}
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void VisualFrameEditor::loadExistingStructure(const QStringList &list){
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if(!list.isEmpty()) {
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m_existingStructure = list;
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m_existingStructure.remove("</frameset>");//closure tag not needed
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buildInternalTree(m_internalTree->root()->label());
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}
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}
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QStringList VisualFrameEditor::convertAsterisks(const QString &s,int d){
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QStringList list=QStringList::split(",",s);
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int leftPercentage = 100;
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int leftPercentageDistributedAmongAsterisks=0;
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int weightAsteriskCounter=0;
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// This for is used to determine how much percentage must be assign to an asterisk
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// example cols="40%,5*,*"
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// then every asterisk must be assigned a percentage of 10% so the real percentage
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// notation is cols="40%,50%,10%"
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for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
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if(!(*it).contains("%") && !(*it).contains("*")) leftPercentage -= ( (*it).toInt()*100 )/d;
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if((*it).contains("%")) leftPercentage -= (*it).section("%",0,0).toInt();
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if((*it).contains("*")) {
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int weight= (*it).section("*",0,0).toInt();
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if( weight==0 ) weight=1;
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weightAsteriskCounter += weight;
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}
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}
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if(weightAsteriskCounter!=0) leftPercentageDistributedAmongAsterisks = proxInt(double(leftPercentage)/double(weightAsteriskCounter));
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// this for changes asterisk notation in percentage notation
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// This part of the comment is for me:
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// NB: I valori delle percentuali generati da if .. else possono non corrispondere
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// a quelli effettivamente generati dal metodo build che opera un'altra normalizzazione.
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// In genere la differenza <20>dell' 1%
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for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
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if((*it).contains("*")){
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int weight= (*it).section("*",0,0).toInt();
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if(weight==0) weight=1;
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int newPercentage = weight*leftPercentageDistributedAmongAsterisks;
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(*it)=(QString::number(newPercentage,10)+"%");
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leftPercentage-=newPercentage;
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}
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}
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return list;
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}
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void VisualFrameEditor::buildInternalTree(const QString &parent){
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QString line = m_existingStructure.first();
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if(line.contains("<frameset")) {
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if(line.contains("rows")) {
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split(parent,(line.contains(",")+1),HORIZONTAL);
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QRegExp pattern("rows\\s*=\"([\\s\\d%,\\*]*)\"");
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pattern.search(line);
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QRect dummy=m_internalTree->findNode(parent)->atts()->geometry();
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QStringList percentages = convertAsterisks(pattern.cap(1),dummy.height());
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int dummyDimension=dummy.height()-cancelledPixels(line.contains(",")+1);
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QPtrList<treeNode> list=m_internalTree->findNode(parent)->childrenList();
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QPtrListIterator<treeNode> it( list );
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treeNode *node;
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while ( (node = it.current()) != 0 ) {
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++it;
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QRect newGeometry(dummy);
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double newDimension;
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if(percentages.first().contains("%"))
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newDimension=(dummyDimension*(percentages.first().remove("%").toInt()))/100.0;
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else newDimension=(double)percentages.first().toInt();
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newGeometry.setHeight( proxInt(newDimension) );
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node->atts()->setGeometry(newGeometry);
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percentages.pop_front();
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}
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}
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else
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if(line.contains("cols")) {
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split(parent,(line.contains(",")+1),VERTICAL);
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QRegExp pattern("cols\\s*=\"([\\s\\d%,\\*]*)\"");
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pattern.search(line);
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QRect dummy=m_internalTree->findNode(parent)->atts()->geometry();
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QStringList percentages = convertAsterisks(pattern.cap(1),dummy.width());
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int dummyDimension=dummy.width()-cancelledPixels(line.contains(",")+1);
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QPtrList<treeNode> list=m_internalTree->findNode(parent)->childrenList();
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QPtrListIterator<treeNode> it( list );
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treeNode *node;
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while ( (node = it.current()) != 0 ) {
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++it;
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QRect newGeometry(dummy);
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double newDimension;
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if(percentages.first().contains("%"))
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newDimension=(dummyDimension*(percentages.first().remove("%").toInt()))/100.0;
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else newDimension=(double)percentages.first().toInt();
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newGeometry.setWidth( proxInt(newDimension) );
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node->atts()->setGeometry(newGeometry);
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percentages.pop_front();
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}
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}
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m_existingStructure.pop_front();
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m_internalTree->findNode(parent)->firstChild();
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while(m_internalTree->findNode(parent)->currentChild()) {
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buildInternalTree(m_internalTree->findNode(parent)->currentChild()->label());
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m_internalTree->findNode(parent)->nextChild();
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}
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}
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else {
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QMap<QString,QString> attributeMap;
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if( line.contains( QRegExp("\\s+noresize") ) ) attributeMap["noresize"] = "noresize";
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else attributeMap["noresize"] = QString::null;
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QRegExp srcPattern("\\s+src\\s*=\\s*\"([%-\\w\\s\\./_\\+\\d]*)\""); //search for files
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if(srcPattern.search(line) !=-1 ) {
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KURL pathToConvert, basePath;
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pathToConvert.setPath(srcPattern.cap(1));
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basePath.setPath( Project::ref()->projectBaseURL().path() );
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attributeMap["src"] = QExtFileInfo::toAbsolute( pathToConvert, basePath ).path();
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line.remove(srcPattern);//we don't need to operate on this anymore
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}
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QRegExp pattern("\\s+(\\w+\\s*=\\s*\"[\\w\\s\\./_\\+\\d]*\")");
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int pos = 0;
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while ( pos >= 0 ) {
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pos = pattern.search( line, pos );
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attributeMap[ pattern.cap(1).section( QRegExp("=\\s*\"") ,0,0) ] = pattern.cap(1).section(QRegExp("=\\s*\""),1,1).remove("\"");
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if ( pos >= 0 ) pos += pattern.matchedLength();
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}
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m_internalTree->findNode(parent)->atts()->setAllAttributes(attributeMap);
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m_existingStructure.pop_front();
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}
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}
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void VisualFrameEditor::paintEvent ( QPaintEvent * ){
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hide();
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delete m_firstInsertedSA;
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m_firstInsertedSA = 0L;
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QObjectList* splitterList = queryList("QSplitter");
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for (uint i = 0; i < splitterList->count(); i++) {
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QObject* o = splitterList->at(i);
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removeChild(o); //this will delete all childr of "o"
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}
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delete splitterList;
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splitterIdNumber = 0;
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drawGUI( m_internalTree->root(), this);
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show();
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}
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void VisualFrameEditor::removeNode(const QString &l){
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if( l == m_internalTree->root()->label() ) m_internalTree->reset();//trying to remove root node is equivalent to reinitialize
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else {
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QString parentLabel=m_internalTree->findNode(l)->parentLabel();
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if(m_internalTree->findNode(parentLabel)->countChildren()>=3)
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m_internalTree->removeChildNode(parentLabel,l,true);
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else {
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m_internalTree->removeChildNode(parentLabel,l,true);
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if( !m_internalTree->findNode(parentLabel)->firstChild()->hasChildren() ){ //final nodes
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QMap<QString,QString> map = m_internalTree->findNode(parentLabel)->firstChild()->atts()->attributeMap();
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m_internalTree->findNode(parentLabel)->removeChildren();
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m_internalTree->findNode(parentLabel)->atts()->setAllAttributes( map ) ;
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m_internalTree->findNode(parentLabel)->setSplitType(NONE);
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}
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else {
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QPtrList<treeNode> list = m_internalTree->findNode(parentLabel)->firstChild()->childrenList();
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if( parentLabel != m_internalTree->root()->label() ) {
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QString grandParentLabel = m_internalTree->findNode(parentLabel)->parentLabel();
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m_internalTree->removeChildNode( parentLabel,m_internalTree->findNode(parentLabel)->firstChild()->label(),false );
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m_internalTree->removeChildNode( grandParentLabel ,parentLabel, true );
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treeNode *node;
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for ( node = list.first(); node; node = list.next() ) {
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node->setParentLabel(grandParentLabel);
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m_internalTree->findNode(grandParentLabel)->addChildNode(node);
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}
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}
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else {
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m_internalTree->findNode(parentLabel)->setSplitType( m_internalTree->findNode(parentLabel)->firstChild()->splitType() );
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m_internalTree->removeChildNode( parentLabel,m_internalTree->findNode(parentLabel)->firstChild()->label(),false );
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treeNode *node;
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for ( node = list.first(); node; node = list.next() ) {
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node->setParentLabel(parentLabel);
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m_internalTree->findNode(parentLabel)->addChildNode(node);
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}
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}
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}
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}
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}
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}
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void VisualFrameEditor::drawGUI(treeNode *n, QWidget* parent){
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if(n->hasChildren()) {
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QString splitterName("splitter"+QString::number(++splitterIdNumber,10));
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QSplitter *splitter = new QSplitter(parent,splitterName);
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if(SIZES.contains(splitterName)) splitter->setSizes( SIZES[splitterName] );
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switch( n->splitType() ){
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case VERTICAL : splitter->setOrientation(QSplitter::Horizontal);break;
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case HORIZONTAL : splitter->setOrientation(QSplitter::Vertical);break;
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default:break;
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}
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n->firstChild();
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while(n->currentChild()) {
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drawGUI(n->currentChild(),splitter);
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n->nextChild();
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}
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}
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else {
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SelectableArea *sa=new SelectableArea(parent,n->label());
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if(parent->isA("QSplitter")) dynamic_cast<QSplitter *>(parent)->setResizeMode(sa->view(),QSplitter::KeepSize );
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else
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if(!m_firstInsertedSA) m_firstInsertedSA = sa;
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sa->view()->setGeometry(n->atts()->geometry());
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sa->setIdLabel( n->label() );
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sa->setSource( n->atts()->src() );
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connect(sa, SIGNAL(Resized(QRect)), m_internalTree->findNode(sa->idLabel())->atts(), SLOT(setGeometry(QRect)));
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connect(sa, SIGNAL(selected(const QString &)),this, SIGNAL(areaSelected(const QString &)));
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}
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}
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QString VisualFrameEditor::createFrameTag(areaAttribute *a){
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QString Src(a->attributeValue("src")),
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Longdesc(a->attributeValue("longdesc")),
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Name(a->attributeValue("name")),
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Scrolling(a->attributeValue("scrolling")),
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Id(a->attributeValue("id")),
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Style(a->attributeValue("style")),
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Title(a->attributeValue("title")),
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Class(a->attributeValue("class")),
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Noresize(a->attributeValue("noresize")),
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Frameborder(a->attributeValue("frameborder")),
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Marginwidth(a->attributeValue("marginwidth")),
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Marginheight(a->attributeValue("marginheight"));
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QString tagBegin="<frame",
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tagEnd,
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tagMiddle;
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if( !Src.isEmpty() ) {
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KURL base;
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base.setPath( Project::ref()->projectBaseURL().path() );
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KURL u;
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u.setPath(Src);
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tagMiddle+= (" src=\"" + QExtFileInfo::toRelative( u, base).path() + "\"");
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}
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if( !Longdesc.isEmpty() )
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tagMiddle+= (" longdesc=\""+Longdesc+"\"");
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//if( !Name.isEmpty() )
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tagMiddle+=(" name=\""+Name+"\"");
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if( Scrolling!="auto" && !Scrolling.isEmpty() ) tagMiddle+=(" scrolling=\""+Scrolling+"\"");
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if( !Id.isEmpty() ) tagMiddle+=(" id=\""+Id+"\"");
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if( !Style.isEmpty() ) tagMiddle+=(" style=\""+Style+"\"");
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if( !Title.isEmpty() ) tagMiddle+=(" title=\""+Title+"\"");
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if( !Class.isEmpty() ) tagMiddle+=(" class=\""+Class+"\"");
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if( Frameborder=="0" ) tagMiddle+=(" frameborder=\""+Frameborder+"\"");
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if( Marginwidth!="0" && !Marginwidth.isEmpty() ) tagMiddle+=(" marginwidth=\""+Marginwidth+"\"");
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if( Marginheight!="0" && !Marginheight.isEmpty()) tagMiddle+=(" marginheight=\""+Marginheight+"\"");
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switch(m_markupLanguage){
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case HTML: if( Noresize=="noresize" ) tagMiddle+=(" "+Noresize);
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tagEnd=">\n";break;
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case XHTML: if( Noresize=="noresize" ) tagMiddle+=(" noresize=\""+Noresize+"\"");
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tagEnd="/>\n";break;
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default:;
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}
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return tagBegin+tagMiddle+tagEnd;
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}
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QString VisualFrameEditor::RCvalue(treeNode *n) {
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QString s;
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QMap<int,int> dimMap;
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double percentage = 100.0;
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int remainingPercentage=100;
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int child_number = n->countChildren();
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int lostPixels = (6*(child_number-1)); // 6 pixels are lost every time a splitter is drawn
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switch( n->splitType() ) {
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case VERTICAL: percentage/=n->atts()->geometry().width();
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for(int i=1;i<=child_number;++i) dimMap[i]=n->childrenList().at(i-1)->atts()->geometry().width();
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break;
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case HORIZONTAL: percentage/=n->atts()->geometry().height();
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for(int i=1;i<=child_number;++i) dimMap[i]=n->childrenList().at(i-1)->atts()->geometry().height();
|
|
|
break;
|
|
|
default:break;
|
|
|
}
|
|
|
|
|
|
while( lostPixels > 0) {
|
|
|
for(int i=1;i<=child_number;++i){
|
|
|
dimMap[i]+=1;
|
|
|
lostPixels--;
|
|
|
if(lostPixels == 0) break;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
for(int i=1;i<=child_number-1;++i) {
|
|
|
remainingPercentage-=proxInt(dimMap[i]*percentage);
|
|
|
s+=QString::number(proxInt(dimMap[i]*percentage),10);
|
|
|
s+="%,";
|
|
|
}
|
|
|
|
|
|
return s+=(QString::number(remainingPercentage,10)+"%");
|
|
|
}
|
|
|
|
|
|
static QStringList nonFormattedStructure;
|
|
|
|
|
|
void VisualFrameEditor::createStructure(treeNode* n){
|
|
|
if(n==m_internalTree->root() && !n->hasChildren()) return;
|
|
|
if(n->hasChildren()) {
|
|
|
switch( n->splitType() ){
|
|
|
case VERTICAL: nonFormattedStructure.append("<frameset cols=\""+RCvalue(n)+"\">\n");break;
|
|
|
case HORIZONTAL: nonFormattedStructure.append("<frameset rows=\""+RCvalue(n)+"\">\n");break;
|
|
|
default:break;
|
|
|
}
|
|
|
n->firstChild();
|
|
|
while(n->currentChild()){
|
|
|
createStructure(n->currentChild());
|
|
|
n->nextChild();
|
|
|
}
|
|
|
nonFormattedStructure.append("</frameset>\n");
|
|
|
}
|
|
|
else nonFormattedStructure.append(createFrameTag(n->atts()));
|
|
|
}
|
|
|
|
|
|
QString VisualFrameEditor::formatStructure(){
|
|
|
QString s;
|
|
|
int tabNum = 0;
|
|
|
for ( QStringList::Iterator it = nonFormattedStructure.begin(); it != nonFormattedStructure.end(); ++it ) {
|
|
|
if((*it).contains("<frameset")) tabNum++;
|
|
|
else
|
|
|
if((*it).contains("</frameset>")) {
|
|
|
tabNum--;
|
|
|
s.truncate(s.length()-1);
|
|
|
}
|
|
|
s+=*it;
|
|
|
for(int i=1;i<=tabNum;i++) s+='\t';
|
|
|
}
|
|
|
nonFormattedStructure.clear();
|
|
|
return s;
|
|
|
}
|
|
|
|
|
|
QString VisualFrameEditor::framesetStructure() {
|
|
|
m_internalTree->refreshGeometries(m_internalTree->root());
|
|
|
createStructure(m_internalTree->root());
|
|
|
return formatStructure();
|
|
|
}
|
|
|
|
|
|
void VisualFrameEditor::setMarkupLanguage(const QString& s){
|
|
|
if( s.contains("xhtml",false)!=0 ) m_markupLanguage = XHTML;
|
|
|
else
|
|
|
if( s.contains("html",false)!=0 ) m_markupLanguage = HTML;
|
|
|
}
|
|
|
|
|
|
#include "visualframeeditor.moc"
|
