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282 lines
8.4 KiB
282 lines
8.4 KiB
/*
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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---
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Copyright (C) 2004, Anders Lund <anders@alweb.dk>
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*/
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#include "katemwmodonhddialog.h"
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#include "katemwmodonhddialog.moc"
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#include "katedocmanager.h"
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#include <kate/document.h>
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#include <kiconloader.h>
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#include <klistview.h>
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#include <klocale.h>
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#include <kmessagebox.h>
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#include <kprocio.h>
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#include <krun.h>
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#include <ktempfile.h>
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#include <kpushbutton.h>
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#include <tqlabel.h>
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#include <tqlistview.h>
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#include <layout.h>
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#include <tqpushbutton.h>
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#include <tqwhatsthis.h>
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#include <tqvbox.h>
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class KateDocItem : public TQCheckListItem
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{
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public:
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KateDocItem( Kate::Document *doc, const TQString &status, KListView *lv )
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: TQCheckListItem( lv, doc->url().prettyURL(), CheckBox ),
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document( doc )
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{
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setText( 1, status );
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if ( ! doc->isModified() )
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setOn( On );
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}
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~KateDocItem() {};
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Kate::Document *document;
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};
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KateMwModOnHdDialog::KateMwModOnHdDialog( DocVector docs, TQWidget *parent, const char *name )
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: KDialogBase( parent, name, true, i18n("Documents Modified on Disk"),
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User1|User2|User3, User3, false,
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KGuiItem (i18n("&Ignore"), "fileclose"),
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KGuiItem (i18n("&Overwrite"), "filesave"),
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KGuiItem (i18n("&Reload"), "reload") )
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{
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setButtonWhatsThis( User1, i18n(
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"Removes the modified flag from the selected documents and closes the "
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"dialog if there are no more unhandled documents.") );
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setButtonWhatsThis( User2, i18n(
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"Overwrite selected documents, discarding the disk changes and closes the "
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"dialog if there are no more unhandled documents.") );
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setButtonWhatsThis( User3, i18n(
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"Reloads the selected documents from disk and closes the dialog if there "
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"are no more unhandled documents.") );
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TQVBox *w = makeVBoxMainWidget();
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w->setSpacing( KDialog::spacingHint() );
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TQHBox *lo1 = new TQHBox( w );
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// dialog text
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TQLabel *icon = new TQLabel( lo1 );
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icon->setPixmap( DesktopIcon("messagebox_warning") );
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TQLabel *t = new TQLabel( i18n(
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"<qt>The documents listed below has changed on disk.<p>Select one "
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"or more at the time and press an action button until the list is empty.</qt>"), lo1 );
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lo1->setStretchFactor( t, 1000 );
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// document list
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lvDocuments = new KListView( w );
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lvDocuments->addColumn( i18n("Filename") );
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lvDocuments->addColumn( i18n("Status on Disk") );
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lvDocuments->setSelectionMode( TQListView::Single );
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TQStringList l;
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l << "" << i18n("Modified") << i18n("Created") << i18n("Deleted");
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for ( uint i=0; i < docs.size(); i++ )
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new KateDocItem( docs[i], l[ (uint)KateDocManager::self()->documentInfo( docs[i] )->modifiedOnDiscReason ], lvDocuments );
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connect( lvDocuments, TQT_SIGNAL(selectionChanged()), this, TQT_SLOT(slotSelectionChanged()) );
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// diff button
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TQHBox *lo2 = new TQHBox ( w );
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TQWidget *d = new TQWidget (lo2);
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lo2->setStretchFactor (d, 2);
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btnDiff = new KPushButton( KGuiItem (i18n("&View Difference"), "edit"), lo2 );
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TQWhatsThis::add( btnDiff, i18n(
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"Calculates the difference between the the editor contents and the disk "
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"file for the selected document, and shows the difference with the "
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"default application. Requires diff(1).") );
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connect( btnDiff, TQT_SIGNAL(clicked()), this, TQT_SLOT(slotDiff()) );
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slotSelectionChanged();
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m_tmpfile = 0;
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}
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KateMwModOnHdDialog::~KateMwModOnHdDialog()
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{
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}
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void KateMwModOnHdDialog::slotUser1()
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{
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handleSelected( Ignore );
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}
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void KateMwModOnHdDialog::slotUser2()
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{
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handleSelected( Overwrite );
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}
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void KateMwModOnHdDialog::slotUser3()
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{
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handleSelected( Reload );
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}
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void KateMwModOnHdDialog::handleSelected( int action )
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{
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// collect all items we can remove
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TQValueList<TQListViewItem *> itemsToDelete;
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for ( TQListViewItemIterator it ( lvDocuments ); it.current(); ++it )
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{
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KateDocItem *item = static_cast<KateDocItem *>(it.current());
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if ( item->isOn() )
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{
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int reason = (int)KateDocManager::self()->documentInfo( item->document )->modifiedOnDiscReason;
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bool succes = true;
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Kate::DocumentExt *dext = documentExt( item->document );
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if ( ! dext ) continue;
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dext->setModifiedOnDisk( 0 );
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switch ( action )
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{
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case Overwrite:
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succes = item->document->save();
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if ( ! succes )
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{
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KMessageBox::sorry( this,
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i18n("Could not save the document \n'%1'").
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arg( item->document->url().prettyURL() ) );
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}
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break;
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case Reload:
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item->document->reloadFile();
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break;
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default:
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break;
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}
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if ( succes )
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itemsToDelete.append (item);
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else
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dext->setModifiedOnDisk( reason );
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}
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}
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// remove the marked items
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for (unsigned int i=0; i < itemsToDelete.count(); ++i)
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delete itemsToDelete[i];
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// any documents left unhandled?
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if ( ! lvDocuments->childCount() )
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done( Ok );
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}
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void KateMwModOnHdDialog::slotSelectionChanged()
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{
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// set the diff button enabled
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btnDiff->setEnabled( lvDocuments->currentItem() &&
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KateDocManager::self()->documentInfo( ((KateDocItem*)lvDocuments->currentItem())->document )->modifiedOnDiscReason != 3 );
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}
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// ### the code below is slightly modified from tdelibs/kate/part/katedialogs,
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// class KateModOnHdPrompt.
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void KateMwModOnHdDialog::slotDiff()
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{
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if ( m_tmpfile ) // we are allready somewhere in this process.
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return;
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if ( ! lvDocuments->currentItem() )
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return;
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Kate::Document *doc = ((KateDocItem*)lvDocuments->currentItem())->document;
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// don't try o diff a deleted file
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if ( KateDocManager::self()->documentInfo( doc )->modifiedOnDiscReason == 3 )
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return;
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// Start a KProcess that creates a diff
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KProcIO *p = new KProcIO();
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p->setComm( KProcess::All );
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*p << "diff" << "-u" << "-" << doc->url().path();
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connect( p, TQT_SIGNAL(processExited(KProcess*)), this, TQT_SLOT(slotPDone(KProcess*)) );
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connect( p, TQT_SIGNAL(readReady(KProcIO*)), this, TQT_SLOT(slotPRead(KProcIO*)) );
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setCursor( WaitCursor );
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p->start( KProcess::NotifyOnExit, true );
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uint lastln = doc->numLines();
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for ( uint l = 0; l < lastln; l++ )
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p->writeStdin( doc->textLine( l ), l < lastln );
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p->closeWhenDone();
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}
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void KateMwModOnHdDialog::slotPRead( KProcIO *p)
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{
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// create a file for the diff if we haven't one allready
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if ( ! m_tmpfile )
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m_tmpfile = new KTempFile();
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// put all the data we have in it
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TQString stmp;
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bool dataRead = false;
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while ( p->readln( stmp, false ) > -1 ) {
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*m_tmpfile->textStream() << stmp << endl;
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dataRead = true;
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}
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if (dataRead)
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p->ackRead();
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}
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void KateMwModOnHdDialog::slotPDone( KProcess *p )
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{
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setCursor( ArrowCursor );
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if( ! m_tmpfile )
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{
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// dominik: there were only whitespace changes, so that the diff returned by
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// diff(1) has 0 bytes. So slotPRead() is never called, as there is
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// no data, so that m_tmpfile was never created and thus is NULL.
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// NOTE: would be nice, if we could produce a fake-diff, so that kompare
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// tells us "The files are identical". Right now, we get an ugly
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// "Could not parse diff output".
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m_tmpfile = new KTempFile();
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}
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m_tmpfile->close();
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if ( ! p->normalExit() /*|| p->exitStatus()*/ )
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{
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KMessageBox::sorry( this,
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i18n("The diff command failed. Please make sure that "
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"diff(1) is installed and in your PATH."),
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i18n("Error Creating Diff") );
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delete m_tmpfile;
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m_tmpfile = 0;
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return;
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}
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KRun::runURL( m_tmpfile->name(), "text/x-diff", true );
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delete m_tmpfile;
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m_tmpfile = 0;
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}
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// kate: space-indent on; indent-width 2; replace-tabs on;
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