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tdenetwork/knewsticker/newssourcedlgimpl.cpp

241 lines
6.7 KiB

/*
* newssourcedlgimpl.cpp
*
* Copyright (c) 2001 Frerich Raabe <raabe@kde.org>
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. For licensing and distribution details, check the
* accompanying file 'COPYING'.
*/
#include "newssourcedlgimpl.h"
#include "xmlnewsaccess.h"
#include "configaccess.h"
#include "newsiconmgr.h"
#include <kcombobox.h>
#include <klineedit.h>
#include <kmessagebox.h>
#include <knuminput.h>
#include <kurlrequester.h>
#include <tqcheckbox.h>
#include <tqlabel.h>
#include <tqprogressbar.h>
#include <tqtimer.h>
#include <tqvbox.h>
SuggestProgressDlg::SuggestProgressDlg(const KURL &url, TQWidget *parent, const char *name)
: KDialogBase(parent, name, true, i18n("Downloading Data"), Cancel, Cancel),
m_gotSourceFile(false),
m_gotIcon(false)
{
TQVBox *mainWidget = makeVBoxMainWidget();
new TQLabel(i18n("<qt>Please wait while KNewsTicker is downloading some "
"data necessary to suggest reasonable values.<br/>"
"<br/>"
"This will not take longer than one minute.</qt>" ),
mainWidget);
m_progressBar = new TQProgressBar(60, mainWidget);
m_progressBar->setPercentageVisible(false);
m_timeoutTimer = new TQTimer(this);
connect(m_timeoutTimer, TQT_SIGNAL(timeout()), this, TQT_SLOT(slotTimeoutTick()));
m_timeoutTimer->start(1000);
m_xmlSrc = new XMLNewsSource;
connect(m_xmlSrc, TQT_SIGNAL(loadComplete(XMLNewsSource *, bool)),
this, TQT_SLOT(slotLoadComplete(XMLNewsSource *, bool)));
m_xmlSrc->loadFrom(url);
connect(NewsIconMgr::self(), TQT_SIGNAL(gotIcon(const KURL &, const TQPixmap &)),
this, TQT_SLOT(slotGotIcon(const KURL &, const TQPixmap &)));
KURL u = url;
if (url.isLocalFile())
u = TQString::null;
else
u.setEncodedPathAndQuery(TQString::fromLatin1("/favicon.ico"));
NewsIconMgr::self()->getIcon(u);
}
SuggestProgressDlg::~SuggestProgressDlg()
{
delete m_xmlSrc;
}
void SuggestProgressDlg::slotTimeoutTick()
{
if (m_progressBar->progress() == m_progressBar->totalSteps()) {
m_timeoutTimer->stop();
KMessageBox::error(this, i18n("Could not retrieve the specified source file."));
reject();
return;
}
m_progressBar->setProgress(m_progressBar->progress() + 1);
}
void SuggestProgressDlg::slotLoadComplete(XMLNewsSource *, bool succeeded)
{
m_gotSourceFile = true;
m_succeeded = succeeded;
if (m_gotIcon)
done(succeeded ? TQDialog::Accepted : TQDialog::Rejected);
}
void SuggestProgressDlg::slotGotIcon(const KURL &url, const TQPixmap &pixmap)
{
m_gotIcon = true;
m_icon = pixmap;
m_iconURL = url;
if (m_gotIcon)
done(m_succeeded ? TQDialog::Accepted : TQDialog::Rejected);
}
NewsSourceDlgImpl::NewsSourceDlgImpl(TQWidget *parent, const char *name, bool modal, WFlags fl)
: NewsSourceDlg(parent, name, modal, fl),
m_modified(false)
{
connect(NewsIconMgr::self(), TQT_SIGNAL(gotIcon(const KURL &, const TQPixmap &)),
this, TQT_SLOT(slotGotIcon(const KURL &, const TQPixmap &)));
for (unsigned int i = 0; i < DEFAULT_SUBJECTS; i++)
comboCategory->insertItem(
NewsSourceBase::subjectText(static_cast<NewsSourceBase::Subject>(i)));
}
void NewsSourceDlgImpl::slotCancelClicked()
{
close();
}
void NewsSourceDlgImpl::slotOkClicked()
{
KURL url (polishedURL(KURL(urlSourceFile->url())));
if (!validateURL(url))
return;
if (leName->text().isEmpty()) {
KMessageBox::error(this, i18n("You have to specify a name for this news"
" source to be able to use it."), i18n("No Name Specified"));
return;
}
// This finds out which subject is selected in the 'Subject' combo box.
NewsSourceBase::Subject subject = NewsSourceBase::Computers;
for (unsigned int i = 0; i < DEFAULT_SUBJECTS; i++) {
NewsSourceBase::Subject thisSubj = static_cast<NewsSourceBase::Subject>(i);
if (comboCategory->currentText() == NewsSourceBase::subjectText(thisSubj)) {
subject = thisSubj;
break;
}
}
KURL iconURL ( leIcon->text() );
if (iconURL.protocol().isEmpty())
if (iconURL.host().startsWith(TQString::fromLatin1("ftp.")))
iconURL.setProtocol(TQString::fromLatin1("ftp"));
else if (iconURL.host().startsWith(TQString::fromLatin1("www.")))
iconURL.setProtocol(TQString::fromLatin1("http"));
else
iconURL.setProtocol(TQString::fromLatin1("file"));
NewsSourceBase::Data nsd(leName->text(), url.url(), iconURL.url(), subject,
sbMaxArticles->value(), true, cbProgram->isChecked());
emit newsSource(nsd);
close();
}
void NewsSourceDlgImpl::slotSourceFileChanged()
{
bSuggest->setEnabled(!urlSourceFile->url().isEmpty());
}
void NewsSourceDlgImpl::slotSuggestClicked()
{
KURL url ( polishedURL(KURL( urlSourceFile->url() )) );
if (!validateURL(url))
return;
SuggestProgressDlg dlg(url, this);
if (dlg.exec() == TQDialog::Accepted) {
pixmapIcon->setPixmap(dlg.icon());
if (NewsIconMgr::self()->isStdIcon(dlg.icon()))
leIcon->clear();
else
leIcon->setText(dlg.iconURL().url());
cbProgram->setChecked(false);
leName->setText(dlg.xmlSrc()->newsSourceName());
sbMaxArticles->setValue(dlg.xmlSrc()->articles().count());
}
}
void NewsSourceDlgImpl::slotModified()
{
m_modified = true;
}
void NewsSourceDlgImpl::setup(const NewsSourceBase::Data &nsd, bool modify)
{
leName->setText(nsd.name);
urlSourceFile->setURL(nsd.sourceFile);
cbProgram->setChecked(nsd.isProgram);
comboCategory->setCurrentItem(nsd.subject);
sbMaxArticles->setValue(nsd.maxArticles);
KURL iconURL ( nsd.icon );
if (iconURL.protocol() == TQString::fromLatin1("file"))
iconURL.setProtocol(TQString::null);
leIcon->setText(iconURL.url());
NewsIconMgr::self()->getIcon(iconURL);
if (modify == true) {
setCaption(i18n("Edit News Source"));
}
}
KURL NewsSourceDlgImpl::polishedURL(const KURL &url) const
{
KURL newURL = url;
if (url.protocol().isEmpty())
if (url.url().startsWith(TQString::fromLatin1("ftp")))
newURL = TQString::fromLatin1("ftp://") + url.url();
else
newURL = TQString::fromLatin1("http://") + url.url();
return newURL;
}
bool NewsSourceDlgImpl::validateURL(const KURL &url)
{
if (url.isEmpty()) {
KMessageBox::error(this, i18n("You have to specify the source file for this"
" news source to be able to use it."), i18n("No Source File"
" Specified"));
return false;
}
if (!url.isValid() || !url.hasPath() || url.encodedPathAndQuery() == TQString::fromLatin1("/")) {
KMessageBox::error(this, i18n("KNewsTicker needs a valid RDF or RSS file to"
" suggest sensible values. The specified source file is invalid."),
i18n("Invalid Source File"));
return false;
}
return true;
}
void NewsSourceDlgImpl::slotGotIcon(const KURL &, const TQPixmap &pixmap)
{
pixmapIcon->setPixmap(pixmap);
}
#include "newssourcedlgimpl.moc"