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tdegraphics/kiconedit/kicon.cpp

280 lines
7.2 KiB

/*
TDE Icon Editor - a small graphics drawing program for the TDE
Copyright (C) 1998 Thomas Tanghus (tanghus@kde.org)
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.
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. See the GNU
General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <stdlib.h>
#include <tqimage.h>
#include <kmessagebox.h>
#include <kfiledialog.h>
#include <kio/netaccess.h>
#include <kimageio.h>
#include <kdebug.h>
#include <klocale.h>
#include "kicon.h"
#include "utils.h"
KIconEditIcon::KIconEditIcon(TQObject *parent, const TQImage *img, KURL url)
: TQObject(parent)
{
f = 0;
_lastdir = "/";
//checkUnNamedBackup(img);
if(!url.isEmpty())
{
open(img, url);
}
}
KIconEditIcon::~KIconEditIcon()
{
}
bool KIconEditIcon::open(const TQImage *image, KURL url)
{
TQImage *img = (TQImage*)image;
if(url.isEmpty())
return false;
kdDebug(4640) << "KIconEditIcon::open " << url.prettyURL() << endl;
if(!url.isValid()) // try to see if it is a relative filename
{
kdDebug(4640) << "KIconEditIcon::open (malformed) " << url.prettyURL() << endl;
TQFileInfo fi(url.url());
if(fi.isRelative())
url = "file:" + fi.absFilePath();
if(!url.isValid()) // Giving up
{
TQString msg = i18n("The URL: %1 \nseems to be malformed.\n").arg(url.url());
KMessageBox::sorry((TQWidget*)parent(), msg);
return false;
}
}
TQString filename;
if(url.isLocalFile())
{
filename = url.path();
}
else
{
if(!KIO::NetAccess::download( url, filename, (TQWidget*)parent() ))
{
TQString msg = i18n("There was an error loading:\n%1\n").arg(url.prettyURL());
KMessageBox::error((TQWidget*)parent(), msg);
return false;
}
}
bool loadedOk = img->load(filename);
if(!url.isLocalFile())
{
KIO::NetAccess::removeTempFile( filename );
}
if(!loadedOk)
{
TQString msg = i18n("There was an error loading:\n%1\n").arg(url.prettyURL());
KMessageBox::error((TQWidget*)parent(), msg);
}
else
{
kdDebug(4640) << "KIconEditIcon::open - Image loaded" << endl;
// _url is saved off for use in saving the image to the same
// file later - should include full path
if(url.isLocalFile())
{
_url = url.path();
}
else
{
_url = "";
}
kdDebug(4640) << "KIcon: _url: " << _url << endl;
// this causes updates of preview, color palettes, etc.
emit loaded(img);
kdDebug(4640) << "loaded(img)" << endl;
// this is the name that shows up in status bar -
// should be filename with path
emit newname(url.prettyURL());
kdDebug(4640) << "newname(_url) : " << url.prettyURL() << endl;
emit addrecent(url.prettyURL());
kdDebug(4640) << "KIconEditIcon::open - done" << endl;
}
return loadedOk;
}
bool KIconEditIcon::promptForFile(const TQImage *img)
{
kdDebug(4640) << "KIconEditIcon::promptForFile(const TQImage *img)" << endl;
/*
TQString filter = i18n("*|All Files (*)\n"
"*.xpm|XPM (*.xpm)\n"
"*.png|PNG (*.png)\n"
"*.gif|GIF files (*.gif)\n"
"*.jpg|JPEG files (*.jpg)\n"
"*.ico|Icon files (*.ico)\n");
KURL url = KFileDialog::getOpenURL( TQString(), filter );
*/
bool loaded = false;
KURL url = KFileDialog::getImageOpenURL( TQString(), TQT_TQWIDGET(parent()) );
if( !url.isEmpty() )
{
loaded = open( img, url );
}
return loaded;
}
bool KIconEditIcon::saveAs(const TQImage *image)
{
kdDebug(4640) << "KIconEditIcon::saveAs" << endl;
TQString file;
//Get list of file types..
KFileDialog *dialog=new KFileDialog(TQString(), TQString(), TQT_TQWIDGET(parent()), "file dialog", true);
dialog->setCaption( i18n("Save Icon As") );
dialog->setKeepLocation( true );
dialog->setMimeFilter( KImageIO::mimeTypes(KImageIO::Writing), "image/png" );
dialog->setOperationMode( KFileDialog::Saving );
if(dialog->exec()==TQDialog::Accepted)
{
file = dialog->selectedFile();
if( file.isNull() )
{
delete dialog;
return false;
}
if ( !KImageIO::canWrite(KImageIO::type(file)) )
{
if ( KImageIO::canWrite(KImageIO::typeForMime(dialog->currentFilter())) )
file += "."+KImageIO::suffix(KImageIO::typeForMime(dialog->currentFilter()));
else
file += ".png";
}
}
else
{
delete dialog;
return false;
}
delete dialog;
if(TQFile::exists(file))
{
int r=KMessageBox::warningContinueCancel(TQT_TQWIDGET(parent()),
i18n( "A file named \"%1\" already exists. "
"Overwrite it?" ).arg(file),
i18n( "Overwrite File?" ),
i18n( "&Overwrite" ) );
if(r==KMessageBox::Cancel)
{
return false;
}
}
return save( image, file );
}
bool KIconEditIcon::save(const TQImage *image, const TQString &_filename)
{
kdDebug(4640) << "KIconEditIcon::save" << endl;
TQString filename = _filename;
if(filename.isEmpty())
{
if(_url.isEmpty())
{
return saveAs(image);
}
else
{
KURL turl(_url);
filename = turl.path();
}
}
TQImage *img = (TQImage*)image;
img->setAlphaBuffer(true);
KURL turl(filename);
TQString str = turl.path();
bool savedOk = false;
/* base image type on file extension - let kimageio
take care of this determination */
if(img->save(str, KImageIO::type(str).ascii()))
{
kdDebug(4640) << "img->save()) successful" << endl;
emit saved();
_url = filename;
// emit signal to change title bar to reflect new name
emit newname(filename);
kdDebug(4640) << "newname(filenamme) : " << _url << endl;
savedOk = true;
emit addrecent(filename);
}
else
{
TQString msg = i18n("There was an error saving:\n%1\n").arg(str);
KMessageBox::error((TQWidget*)parent(), msg);
kdDebug(4640) << "KIconEditIcon::save - " << msg << endl;
}
kdDebug(4640) << "KIconEditIcon::save - done" << endl;
return savedOk;
}
#include "kicon.moc"