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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit4aed2c8219774f5d797760606b8489a92ddc5163 (patch)
tree3f8c130f7d269626bf6a9447407ef6c35954426a /kate/app/katemwmodonhddialog.cpp
downloadtdebase-4aed2c8219774f5d797760606b8489a92ddc5163.tar.gz
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Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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diff --git a/kate/app/katemwmodonhddialog.cpp b/kate/app/katemwmodonhddialog.cpp
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+/*
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License version 2 as published by the Free Software Foundation.
+
+ This library 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
+ Library 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.
+
+ ---
+ Copyright (C) 2004, Anders Lund <anders@alweb.dk>
+*/
+
+#include "katemwmodonhddialog.h"
+#include "katemwmodonhddialog.moc"
+
+#include "katedocmanager.h"
+
+#include <kate/document.h>
+
+#include <kiconloader.h>
+#include <klistview.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+#include <kprocio.h>
+#include <krun.h>
+#include <ktempfile.h>
+#include <kpushbutton.h>
+
+#include <qlabel.h>
+#include <qlistview.h>
+#include <qlayout.h>
+#include <qpushbutton.h>
+#include <qwhatsthis.h>
+#include <qvbox.h>
+
+class KateDocItem : public QCheckListItem
+{
+ public:
+ KateDocItem( Kate::Document *doc, const QString &status, KListView *lv )
+ : QCheckListItem( lv, doc->url().prettyURL(), CheckBox ),
+ document( doc )
+ {
+ setText( 1, status );
+ if ( ! doc->isModified() )
+ setOn( On );
+ }
+ ~KateDocItem() {};
+
+ Kate::Document *document;
+};
+
+
+KateMwModOnHdDialog::KateMwModOnHdDialog( DocVector docs, QWidget *parent, const char *name )
+ : KDialogBase( parent, name, true, i18n("Documents Modified on Disk"),
+ User1|User2|User3, User3, false,
+ KGuiItem (i18n("&Ignore"), "fileclose"),
+ KGuiItem (i18n("&Overwrite"), "filesave"),
+ KGuiItem (i18n("&Reload"), "reload") )
+{
+ setButtonWhatsThis( User1, i18n(
+ "Removes the modified flag from the selected documents and closes the "
+ "dialog if there are no more unhandled documents.") );
+ setButtonWhatsThis( User2, i18n(
+ "Overwrite selected documents, discarding the disk changes and closes the "
+ "dialog if there are no more unhandled documents.") );
+ setButtonWhatsThis( User3, i18n(
+ "Reloads the selected documents from disk and closes the dialog if there "
+ "are no more unhandled documents.") );
+
+ QVBox *w = makeVBoxMainWidget();
+ w->setSpacing( KDialog::spacingHint() );
+
+ QHBox *lo1 = new QHBox( w );
+
+ // dialog text
+ QLabel *icon = new QLabel( lo1 );
+ icon->setPixmap( DesktopIcon("messagebox_warning") );
+
+ QLabel *t = new QLabel( i18n(
+ "<qt>The documents listed below has changed on disk.<p>Select one "
+ "or more at the time and press an action button until the list is empty.</qt>"), lo1 );
+ lo1->setStretchFactor( t, 1000 );
+
+ // document list
+ lvDocuments = new KListView( w );
+ lvDocuments->addColumn( i18n("Filename") );
+ lvDocuments->addColumn( i18n("Status on Disk") );
+ lvDocuments->setSelectionMode( QListView::Single );
+
+ QStringList l;
+ l << "" << i18n("Modified") << i18n("Created") << i18n("Deleted");
+ for ( uint i=0; i < docs.size(); i++ )
+ new KateDocItem( docs[i], l[ (uint)KateDocManager::self()->documentInfo( docs[i] )->modifiedOnDiscReason ], lvDocuments );
+
+ connect( lvDocuments, SIGNAL(selectionChanged()), this, SLOT(slotSelectionChanged()) );
+
+ // diff button
+ QHBox *lo2 = new QHBox ( w );
+ QWidget *d = new QWidget (lo2);
+ lo2->setStretchFactor (d, 2);
+ btnDiff = new KPushButton( KGuiItem (i18n("&View Difference"), "edit"), lo2 );
+
+ QWhatsThis::add( btnDiff, i18n(
+ "Calculates the difference between the the editor contents and the disk "
+ "file for the selected document, and shows the difference with the "
+ "default application. Requires diff(1).") );
+ connect( btnDiff, SIGNAL(clicked()), this, SLOT(slotDiff()) );
+
+ slotSelectionChanged();
+ m_tmpfile = 0;
+}
+
+KateMwModOnHdDialog::~KateMwModOnHdDialog()
+{
+}
+
+void KateMwModOnHdDialog::slotUser1()
+{
+ handleSelected( Ignore );
+}
+
+void KateMwModOnHdDialog::slotUser2()
+{
+ handleSelected( Overwrite );
+}
+
+void KateMwModOnHdDialog::slotUser3()
+{
+ handleSelected( Reload );
+}
+
+void KateMwModOnHdDialog::handleSelected( int action )
+{
+ // collect all items we can remove
+ QValueList<QListViewItem *> itemsToDelete;
+ for ( QListViewItemIterator it ( lvDocuments ); it.current(); ++it )
+ {
+ KateDocItem *item = static_cast<KateDocItem *>(it.current());
+
+ if ( item->isOn() )
+ {
+ int reason = (int)KateDocManager::self()->documentInfo( item->document )->modifiedOnDiscReason;
+ bool succes = true;
+
+ Kate::DocumentExt *dext = documentExt( item->document );
+ if ( ! dext ) continue;
+
+ dext->setModifiedOnDisk( 0 );
+ switch ( action )
+ {
+ case Overwrite:
+ succes = item->document->save();
+ if ( ! succes )
+ {
+ KMessageBox::sorry( this,
+ i18n("Could not save the document \n'%1'").
+ arg( item->document->url().prettyURL() ) );
+ }
+ break;
+
+ case Reload:
+ item->document->reloadFile();
+ break;
+
+ default:
+ break;
+ }
+
+ if ( succes )
+ itemsToDelete.append (item);
+ else
+ dext->setModifiedOnDisk( reason );
+ }
+ }
+
+ // remove the marked items
+ for (unsigned int i=0; i < itemsToDelete.count(); ++i)
+ delete itemsToDelete[i];
+
+ // any documents left unhandled?
+ if ( ! lvDocuments->childCount() )
+ done( Ok );
+}
+
+void KateMwModOnHdDialog::slotSelectionChanged()
+{
+ // set the diff button enabled
+ btnDiff->setEnabled( lvDocuments->currentItem() &&
+ KateDocManager::self()->documentInfo( ((KateDocItem*)lvDocuments->currentItem())->document )->modifiedOnDiscReason != 3 );
+}
+
+// ### the code below is slightly modified from kdelibs/kate/part/katedialogs,
+// class KateModOnHdPrompt.
+void KateMwModOnHdDialog::slotDiff()
+{
+ if ( m_tmpfile ) // we are allready somewhere in this process.
+ return;
+
+ if ( ! lvDocuments->currentItem() )
+ return;
+
+ Kate::Document *doc = ((KateDocItem*)lvDocuments->currentItem())->document;
+
+ // don't try o diff a deleted file
+ if ( KateDocManager::self()->documentInfo( doc )->modifiedOnDiscReason == 3 )
+ return;
+
+ // Start a KProcess that creates a diff
+ KProcIO *p = new KProcIO();
+ p->setComm( KProcess::All );
+ *p << "diff" << "-u" << "-" << doc->url().path();
+ connect( p, SIGNAL(processExited(KProcess*)), this, SLOT(slotPDone(KProcess*)) );
+ connect( p, SIGNAL(readReady(KProcIO*)), this, SLOT(slotPRead(KProcIO*)) );
+
+ setCursor( WaitCursor );
+
+ p->start( KProcess::NotifyOnExit, true );
+
+ uint lastln = doc->numLines();
+ for ( uint l = 0; l < lastln; l++ )
+ p->writeStdin( doc->textLine( l ), l < lastln );
+
+ p->closeWhenDone();
+}
+
+void KateMwModOnHdDialog::slotPRead( KProcIO *p)
+{
+ // create a file for the diff if we haven't one allready
+ if ( ! m_tmpfile )
+ m_tmpfile = new KTempFile();
+ // put all the data we have in it
+ QString stmp;
+ bool dataRead = false;
+ while ( p->readln( stmp, false ) > -1 ) {
+ *m_tmpfile->textStream() << stmp << endl;
+ dataRead = true;
+ }
+
+ if (dataRead)
+ p->ackRead();
+}
+
+void KateMwModOnHdDialog::slotPDone( KProcess *p )
+{
+ setCursor( ArrowCursor );
+ if( ! m_tmpfile )
+ {
+ // dominik: there were only whitespace changes, so that the diff returned by
+ // diff(1) has 0 bytes. So slotPRead() is never called, as there is
+ // no data, so that m_tmpfile was never created and thus is NULL.
+ // NOTE: would be nice, if we could produce a fake-diff, so that kompare
+ // tells us "The files are identical". Right now, we get an ugly
+ // "Could not parse diff output".
+ m_tmpfile = new KTempFile();
+ }
+ m_tmpfile->close();
+
+ if ( ! p->normalExit() /*|| p->exitStatus()*/ )
+ {
+ KMessageBox::sorry( this,
+ i18n("The diff command failed. Please make sure that "
+ "diff(1) is installed and in your PATH."),
+ i18n("Error Creating Diff") );
+ delete m_tmpfile;
+ m_tmpfile = 0;
+ return;
+ }
+
+ KRun::runURL( m_tmpfile->name(), "text/x-diff", true );
+ delete m_tmpfile;
+ m_tmpfile = 0;
+}
+
+// kate: space-indent on; indent-width 2; replace-tabs on;