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tdewebdev/quanta/components/csseditor/cssselector.cpp

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/***************************************************************************
cssselector.cpp - description
-------------------
begin : mer ago 6 2003
copyright : (C) 2003 by gulmini luciano
email : gulmini.luciano@student.unife.it
***************************************************************************/
/***************************************************************************
* *
* This program 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 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "cssselector.h"
#include "csseditor.h"
#include <qlineedit.h>
#include <qcombobox.h>
#include <qpushbutton.h>
#include <qtextstream.h>
#include <qtabwidget.h>
#include <qobjectlist.h>
#include <qfileinfo.h>
#include <qlabel.h>
#include <qregexp.h>
#include <qwhatsthis.h>
#include <kstandarddirs.h>
#include <klocale.h>
#include <kdebug.h>
#include <kmessagebox.h>
#include <kurlrequester.h>
#include <kfiledialog.h>
#include "project.h"
#include "stylesheetparser.h"
CSSSelector::CSSSelector(QWidget *parent, const char* name) : CSSSelectorS (parent,name),m_orderNumber(0),m_stopProcessingStylesheet(false) {
m_currentItem = 0L;
Connect();
kurApplyToFile->fileDialog()->setURL(Project::ref()->projectBaseURL().url());
kurApplyToFile->fileDialog()->setFilter( "*.html *.htm |" + i18n("HTML Files") +" (*.html *.htm)\n*.xhtml |" + i18n("XHTML Files")+" (*.xhtml)\n*.xml |" + i18n("XML Files")+" (*.xml)\n*.*|" + i18n("All Files")+" (*.*)" );
QWhatsThis::add((QLineEdit*)(kurApplyToFile->lineEdit()),"With this line edit you can insert the URL of the file you want to use to preview the style sheet you are editing");
/*QString configDir = locate("appdata", "csseditor/config.xml");
configDir = QFileInfo(configDir).dirPath() + "/";*/
QString configDir = QFileInfo( locate("appdata", "csseditor/config.xml") ).dirPath() + "/";
QDomDocument doc;
QFile file( configDir+"pseudo.xml" );
if ( !file.open( IO_ReadOnly ) )
return;
if ( !doc.setContent( &file ) ) {
file.close();
return;
}
file.close();
QDomElement docElem = doc.documentElement();
QDomNode n = docElem.firstChild();
while( !n.isNull() ) {
QDomElement e = n.toElement();
if( !e.isNull() ) {
cbPseudo->insertItem(e.attribute("name"));
}
n = n.nextSibling();
}
file.setName( configDir+"dtdTags.xml" );
if ( !file.open( IO_ReadOnly ) )
return;
if ( !doc.setContent( &file ) ) {
file.close();
return;
}
file.close();
QStringList dtdNames,
dtdNickNames;
docElem = doc.documentElement();
n = docElem.firstChild();
while( !n.isNull() ) {
QDomElement e = n.toElement();
if( !e.isNull() ) {
dtdNames.append(e.attribute("name"));
dtdNickNames.append(e.attribute("nickName"));
if(e.attribute("default") == "yes") {
QStringList tagList = QStringList::split( ',',e.text() );
tagList.sort();
cbTag->insertStringList( tagList );
cbTag->setAutoCompletion(true);
}
}
n = n.nextSibling();
}
cbDTD->insertStringList( dtdNickNames );
}
CSSSelector::~CSSSelector(){
}
void CSSSelector::Connect(){
connect(cbDTD,SIGNAL(activated(const QString&)),this,SLOT(setDTDTags(const QString&)));
connect(pbAddTag,SIGNAL(clicked()), this ,SLOT(addTag()));
connect(pbAddClass,SIGNAL(clicked()), this ,SLOT(addClass()));
connect(pbAddID,SIGNAL(clicked()), this ,SLOT(addID()));
connect(pbAddPseudo,SIGNAL(clicked()), this ,SLOT(addPseudo()));
connect(lvTags, SIGNAL(doubleClicked( QListViewItem * )), this, SLOT(openCSSEditor(QListViewItem *)));
connect(lvClasses, SIGNAL(doubleClicked( QListViewItem * )), this, SLOT(openCSSEditor(QListViewItem *)));
connect(lvIDs, SIGNAL(doubleClicked( QListViewItem * )), this, SLOT(openCSSEditor(QListViewItem *)));
connect(lvPseudo, SIGNAL(doubleClicked( QListViewItem * )), this, SLOT(openCSSEditor(QListViewItem *)));
connect(lvTags, SIGNAL(selectionChanged( QListViewItem * )), this, SLOT(setCurrentItem(QListViewItem *)));
connect(lvClasses, SIGNAL(selectionChanged( QListViewItem * )), this, SLOT(setCurrentItem(QListViewItem *)));
connect(lvIDs, SIGNAL(selectionChanged( QListViewItem * )), this, SLOT(setCurrentItem(QListViewItem *)));
connect(lvPseudo, SIGNAL( selectionChanged( QListViewItem * )), this, SLOT(setCurrentItem(QListViewItem *)));
connect(pbRemoveSelectedTag,SIGNAL(clicked()), this ,SLOT(removeSelected()));
connect(pbRemoveSelectedClass,SIGNAL(clicked()), this ,SLOT(removeSelected()));
connect(pbRemoveSelectedID,SIGNAL(clicked()), this ,SLOT(removeSelected()));
connect(pbRemoveSelectedPseudo,SIGNAL(clicked()), this ,SLOT(removeSelected()));
connect(twSelectors,SIGNAL(currentChanged ( QWidget * )), this ,SLOT(setCurrentListView( QWidget * )));
connect(pbRemoveAllTags,SIGNAL(clicked()), this ,SLOT(removeAll()));
connect(pbRemoveAllClasses,SIGNAL(clicked()), this ,SLOT(removeAll()));
connect(pbRemoveAllIDs,SIGNAL(clicked()), this ,SLOT(removeAll()));
connect(pbRemoveAllPseudo,SIGNAL(clicked()), this ,SLOT(removeAll()));
}
void CSSSelector::setDTDTags(const QString& s){
QString configDir = QFileInfo( locate("appdata", "csseditor/config.xml") ).dirPath() + "/";
QDomDocument doc;
QFile file( configDir+"dtdTags.xml" );
if ( !file.open( IO_ReadOnly ) )
return;
if ( !doc.setContent( &file ) ) {
file.close();
return;
}
file.close();
QStringList dtdNames;
QDomElement docElem = doc.documentElement();
QDomNode n = docElem.firstChild();
while( !n.isNull() ) {
if( n.toElement().attribute("nickName") == s )
break;
n = n.nextSibling();
}
QStringList tagList = QStringList::split( ',',n.toElement().text() );
tagList.sort();
cbTag->clear();
cbTag->insertStringList( tagList );
cbTag->setAutoCompletion(true);
}
void CSSSelector::addTag(){
QListViewItem *item = new QListViewItem(lvTags);
if(!cbTag->currentText().isEmpty()){
item->setText(0,cbTag->currentText());
QPair<QString, unsigned int> tmp(QString::null,++m_orderNumber);
m_currentStylesheetStructure[item->text(0)]=tmp;
}
}
void CSSSelector::addClass(){
QListViewItem *item = new QListViewItem(lvClasses);
if(!leClass->text().isEmpty()){
item->setText(0,leClass->text());
QPair<QString, unsigned int> tmp(QString::null,++m_orderNumber);
m_currentStylesheetStructure[item->text(0)]=tmp;
}
}
void CSSSelector::addID(){
QListViewItem *item = new QListViewItem(lvIDs);
if(!leID->text().isEmpty()){
item->setText(0,leID->text());
QPair<QString, unsigned int> tmp(QString::null,++m_orderNumber);
m_currentStylesheetStructure[item->text(0)]=tmp;
}
}
void CSSSelector::addPseudo(){
QListViewItem *item = new QListViewItem(lvPseudo);
item->setText(0,(lePseudoSelector->text()+":"+cbPseudo->currentText()).stripWhiteSpace());
QPair<QString, unsigned int> tmp(QString::null,++m_orderNumber);
m_currentStylesheetStructure[item->text(0)]=tmp;
}
void CSSSelector::openCSSEditor(QListViewItem * i){
if(!m_stopProcessingStylesheet){
QListView *lv = i->listView();
QListViewItem *temp;
QString s;
QObjectList *l = queryList( "QListView" );
QObjectListIt it( *l ); // iterate over the listviews
QObject *obj;
while ( (obj = it.current()) != 0 ) {
QListView *lvTemp = (QListView*)obj;
if( lv != lvTemp){
temp = lvTemp->firstChild();
while(temp){
s+=(temp->text(0)+" { "+temp->text(1)+" } ");
temp = temp->nextSibling();
}
}
++it;
}
delete l; // delete the list, not the objects
temp = lv->firstChild();
while(temp){
if(temp != i) s+=(temp->text(0)+" { "+temp->text(1)+" } ");
temp = temp->nextSibling();
}
CSSEditor dlg(i);
if(m_callingFrom == "XHTML"){
dlg.setHeader(m_header);
dlg.setSelectors(s);
dlg.setFooter(m_footer);
dlg.setFileToPreview(m_fileToPreview,false);
}
else if(m_callingFrom == "CSS"){
if(kurApplyToFile->url().isEmpty())
dlg.hidePreviewer();
else {
dlg.setFileToPreview(kurApplyToFile->url(),true);
QString tmp;
QListViewItem *item = lvTags->firstChild();
while( item ) {
if(i->text(0).stripWhiteSpace() != item->text(0).stripWhiteSpace())
tmp += item->text(0) + " {" + item->text(1) + "}";
item = item->nextSibling();
}
item = lvClasses->firstChild();
while( item ) {
if(i->text(0).stripWhiteSpace() != item->text(0).stripWhiteSpace())
tmp += item->text(0) + " {" + item->text(1) + "}";
item = item->nextSibling();
}
item = lvIDs->firstChild();
while( item ) {
if(i->text(0).stripWhiteSpace() != item->text(0).stripWhiteSpace())
tmp += item->text(0) + " {" + item->text(1) + "}";
item = item->nextSibling();
}
item = lvPseudo->firstChild();
while( item ) {
if(i->text(0).stripWhiteSpace() != item->text(0).stripWhiteSpace())
tmp += item->text(0) + " {" + item->text(1) + "}";
item = item->nextSibling();
}
dlg.setExternalStyleSheetDefinition(tmp);
}
}
dlg.initialize();
if(dlg.exec()) {
i->setText(1,dlg.generateProperties());
QPair<QString, unsigned int> tmp(m_currentStylesheetStructure[i->text(0)]);
tmp.first = dlg.generateProperties();
m_currentStylesheetStructure[i->text(0)] = tmp;
}
}
}
void CSSSelector::setCurrentListView(QWidget* w){
QObjectList *l = w->queryList( "QListView" );
m_currentListView = static_cast<QListView*>(l->first());
}
void CSSSelector::removeAll(){
QListViewItemIterator it( m_currentListView );
while ( it.current() ) {
QListViewItem *item = it.current();
m_currentStylesheetStructure.remove(item->text(0));
++it;
}
m_currentListView->clear();
}
void CSSSelector::removeSelected(){
if( m_currentItem ) {
m_currentStylesheetStructure.remove(m_currentItem->text(0));
delete m_currentItem;
m_currentItem = 0L;
}
}
void CSSSelector::loadCSSContent(const QString& s){
stylesheetParser p(s);
connect(&p,SIGNAL(errorOccurred(const QString&)), this, SLOT(setStylesheetProcessing(const QString&)));
p.parse();
m_orderNumber = p.orderNumber();
QMap<QString, QPair<QString,unsigned int> >::Iterator it;
m_currentStylesheetStructure = p.stylesheetStructure();
for ( it = m_currentStylesheetStructure.begin(); it != m_currentStylesheetStructure.end(); ++it ) {
if(!it.key().startsWith("@rule") && !it.key().startsWith("/*")){
QListViewItem *item;
if(it.key().contains(":")){
item = new QListViewItem(lvPseudo);
}
else
if(it.key().contains("#")){
item = new QListViewItem(lvIDs);
}
else
if(it.key().contains(".")){
item = new QListViewItem(lvClasses);
}
else {
item = new QListViewItem(lvTags);
}
item->setText(0,it.key());
item->setText(1,it.data().first);
}
}
}
QString CSSSelector::generateFormattedStyleSection(){
QMap< QString,QPair<QString,unsigned int> >::Iterator it;
QString styleSection,tmpStr;
unsigned int indentWidth,
indentDisplacement = 2;
for ( unsigned int i=0;i<=m_orderNumber;i++ ) {
for ( it = m_currentStylesheetStructure.begin(); it != m_currentStylesheetStructure.end(); ++it ) {
QString key = it.key();
if(it.data().second == i){
if(key.startsWith("@rule"))
styleSection += it.data().first;
else if(key.startsWith("/*"))
styleSection += it.data().first;
else {
key.remove(QRegExp("-v[\\d]+$"));
styleSection += "\n" + key + " {\n";
indentWidth = indentDisplacement + 2;
QStringList props = QStringList::split(";",it.data().first.simplifyWhiteSpace());
QString indentStr;
indentStr.fill(' ',indentWidth);
for ( QStringList::Iterator it = props.begin(); it != props.end(); ++it ) {
if((*it).startsWith(" "))
tmpStr += indentStr + (*it).remove(0,1) + ";\n";
else
tmpStr += indentStr + (*it) + ";\n";
}
indentStr.fill(' ', indentDisplacement);
styleSection += tmpStr + indentStr + "}\n\n";
tmpStr = QString::null;
}
}
}
}
return "\n"+styleSection;
}
void CSSSelector::enableApplyToFile(){
tlApplyToFile->setEnabled(true);
kurApplyToFile->setEnabled(true);
}
void CSSSelector::setStylesheetProcessing(const QString& msg) {
m_stopProcessingStylesheet=true;
KMessageBox::error (0L, msg );
}
#include "cssselector.moc"
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