You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
332 lines
8.4 KiB
332 lines
8.4 KiB
/***************************************************************************
|
|
* Copyright (C) 2001 by Harald Fernengel *
|
|
* harry@kdevelop.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. *
|
|
* *
|
|
***************************************************************************/
|
|
|
|
#include <tqlayout.h>
|
|
#include <tqtextedit.h>
|
|
#include <tqpopupmenu.h>
|
|
#include <tqcursor.h>
|
|
#include <tqfile.h>
|
|
|
|
#include <tdeconfig.h>
|
|
#include <tdeapplication.h>
|
|
#include <tdelocale.h>
|
|
#include <kservice.h>
|
|
#include <tdetempfile.h>
|
|
#include <tdepopupmenu.h>
|
|
#include <kiconloader.h>
|
|
#include <tdefiledialog.h>
|
|
#include <tdemessagebox.h>
|
|
|
|
#include <tdeparts/componentfactory.h>
|
|
#include <tdeparts/part.h>
|
|
|
|
#include <tdeio/jobclasses.h>
|
|
#include <tdeio/job.h>
|
|
|
|
#include "diffwidget.h"
|
|
|
|
// yup, magic value for the popupmenu-id
|
|
static const int POPUP_BASE = 130977;
|
|
|
|
TQStringList KDiffTextEdit::extParts;
|
|
TQStringList KDiffTextEdit::extPartsTranslated;
|
|
|
|
KDiffTextEdit::KDiffTextEdit( TQWidget* parent, const char* name ): TQTextEdit( parent, name )
|
|
{
|
|
TDEConfig* config = kapp->config();
|
|
config->setGroup( "Diff" );
|
|
_highlight = config->readBoolEntry( "Highlight", true );
|
|
|
|
searchExtParts();
|
|
}
|
|
|
|
KDiffTextEdit::~KDiffTextEdit()
|
|
{
|
|
TDEConfig* config = kapp->config();
|
|
|
|
config->setGroup( "Diff" );
|
|
config->writeEntry( "Highlight", _highlight );
|
|
}
|
|
|
|
TQPopupMenu* KDiffTextEdit::createPopupMenu()
|
|
{
|
|
return createPopupMenu( TQPoint() );
|
|
}
|
|
|
|
TQPopupMenu* KDiffTextEdit::createPopupMenu( const TQPoint& p )
|
|
{
|
|
TQPopupMenu* popup = TQTextEdit::createPopupMenu( p );
|
|
if ( !popup )
|
|
popup = new TQPopupMenu( this );
|
|
|
|
int i = 0;
|
|
|
|
for ( TQStringList::Iterator it = extPartsTranslated.begin(); it != extPartsTranslated.end(); ++it ) {
|
|
popup->insertItem( i18n( "Show in %1" ).arg( *it ), i + POPUP_BASE, i );
|
|
i++;
|
|
}
|
|
if ( !extPartsTranslated.isEmpty() )
|
|
popup->insertSeparator( i );
|
|
connect( popup, TQT_SIGNAL(activated(int)), this, TQT_SLOT(popupActivated(int)) );
|
|
|
|
popup->insertItem( SmallIconSet( "document-save-as" ), i18n( "&Save As..." ), this, TQT_SLOT(saveAs()), CTRL + Key_S, POPUP_BASE - 2, 0 );
|
|
popup->setItemEnabled( POPUP_BASE - 2, length() > 0 );
|
|
|
|
popup->insertSeparator( 1 );
|
|
|
|
popup->insertItem( i18n( "Highlight Syntax" ), this, TQT_SLOT(toggleSyntaxHighlight()), 0, POPUP_BASE - 1, 2 );
|
|
popup->setItemChecked( POPUP_BASE - 1, _highlight );
|
|
popup->insertSeparator( 3 );
|
|
|
|
return popup;
|
|
}
|
|
|
|
void KDiffTextEdit::saveAs()
|
|
{
|
|
TQString fName = KFileDialog::getSaveFileName();
|
|
if ( fName.isEmpty() )
|
|
return;
|
|
|
|
TQFile f( fName );
|
|
if ( f.open( IO_WriteOnly ) ) {
|
|
TQTextStream stream( &f );
|
|
int pCount = paragraphs();
|
|
for ( int i = 0; i < pCount; ++i )
|
|
stream << text( i ) << "\n";
|
|
f.close();
|
|
} else {
|
|
KMessageBox::sorry( this, i18n("Unable to open file."), i18n("Diff Frontend") );
|
|
}
|
|
}
|
|
|
|
void KDiffTextEdit::toggleSyntaxHighlight()
|
|
{
|
|
_highlight = !_highlight;
|
|
if ( _highlight )
|
|
applySyntaxHighlight();
|
|
else
|
|
clearSyntaxHighlight();
|
|
}
|
|
|
|
void KDiffTextEdit::applySyntaxHighlight()
|
|
{
|
|
// the diff has been loaded so we apply a simple highlighting
|
|
static TQColor cAdded( 190, 190, 237);
|
|
static TQColor cRemoved( 190, 237, 190 );
|
|
|
|
if ( !_highlight )
|
|
return;
|
|
|
|
int paragCount = paragraphs();
|
|
for ( int i = 0; i < paragCount; ++i ) {
|
|
TQString txt = text( i );
|
|
if ( txt.length() > 0 ) {
|
|
if ( txt.startsWith( "+" ) || txt.startsWith( ">" ) ) {
|
|
setParagraphBackgroundColor( i, cAdded );
|
|
} else if ( txt.startsWith( "-" ) || txt.startsWith( "<" ) ) {
|
|
setParagraphBackgroundColor( i, cRemoved );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void KDiffTextEdit::clearSyntaxHighlight()
|
|
{
|
|
int paragCount = paragraphs();
|
|
for ( int i = 0; i < paragCount; ++i ) {
|
|
clearParagraphBackground( i );
|
|
}
|
|
}
|
|
|
|
void KDiffTextEdit::searchExtParts()
|
|
{
|
|
// only execute once
|
|
static bool init = false;
|
|
if ( init )
|
|
return;
|
|
init = true;
|
|
|
|
// search all parts that can handle text/x-diff
|
|
TDETrader::OfferList offers = TDETrader::self()->query("text/x-diff", "('KParts/ReadOnlyPart' in ServiceTypes) and ('text/x-diff' in ServiceTypes)");
|
|
TDETrader::OfferList::const_iterator it;
|
|
for ( it = offers.begin(); it != offers.end(); ++it ) {
|
|
KService::Ptr ptr = (*it);
|
|
extPartsTranslated << ptr->name();
|
|
extParts << ptr->desktopEntryName();
|
|
}
|
|
return;
|
|
}
|
|
|
|
void KDiffTextEdit::popupActivated( int id )
|
|
{
|
|
id -= POPUP_BASE;
|
|
if ( id < 0 || id > (int)extParts.count() )
|
|
return;
|
|
|
|
emit externalPartRequested( extParts[ id ] );
|
|
}
|
|
|
|
DiffWidget::DiffWidget( TQWidget *parent, const char *name, WFlags f ):
|
|
TQWidget( parent, name, f ), tempFile( 0 )
|
|
{
|
|
job = 0;
|
|
extPart = 0;
|
|
|
|
te = new KDiffTextEdit( this, "Main Diff Viewer" );
|
|
te->setReadOnly( true );
|
|
te->setTextFormat( TQTextEdit::PlainText );
|
|
// te->setMinimumSize( 300, 200 );
|
|
connect( te, TQT_SIGNAL(externalPartRequested(const TQString&)), this, TQT_SLOT(loadExtPart(const TQString&)) );
|
|
|
|
TQVBoxLayout* layout = new TQVBoxLayout( this );
|
|
layout->addWidget( te );
|
|
}
|
|
|
|
DiffWidget::~DiffWidget()
|
|
{
|
|
delete tempFile;
|
|
}
|
|
|
|
void DiffWidget::setExtPartVisible( bool visible )
|
|
{
|
|
if ( !extPart || !extPart->widget() ) {
|
|
te->show();
|
|
return;
|
|
}
|
|
if ( visible ) {
|
|
te->hide();
|
|
extPart->widget()->show();
|
|
} else {
|
|
te->show();
|
|
extPart->widget()->hide();
|
|
}
|
|
}
|
|
|
|
void DiffWidget::loadExtPart( const TQString& partName )
|
|
{
|
|
if ( extPart ) {
|
|
setExtPartVisible( false );
|
|
delete extPart;
|
|
extPart = 0;
|
|
}
|
|
|
|
KService::Ptr extService = KService::serviceByDesktopName( partName );
|
|
if ( !extService )
|
|
return;
|
|
|
|
extPart = KParts::ComponentFactory::createPartInstanceFromService<KParts::ReadOnlyPart>( extService, this, 0, TQT_TQOBJECT(this), 0 );
|
|
if ( !extPart || !extPart->widget() )
|
|
return;
|
|
|
|
layout()->add( extPart->widget() );
|
|
|
|
setExtPartVisible( true );
|
|
|
|
if ( te->paragraphs() > 0 )
|
|
populateExtPart();
|
|
}
|
|
|
|
void DiffWidget::slotClear()
|
|
{
|
|
te->clear();
|
|
if ( extPart )
|
|
extPart->closeURL();
|
|
}
|
|
|
|
// internally for the TextEdit only!
|
|
void DiffWidget::slotAppend( const TQString& str )
|
|
{
|
|
te->append( str );
|
|
}
|
|
|
|
// internally for the TextEdit only!
|
|
void DiffWidget::slotAppend( TDEIO::Job*, const TQByteArray& ba )
|
|
{
|
|
slotAppend( TQString( ba ) );
|
|
}
|
|
|
|
void DiffWidget::populateExtPart()
|
|
{
|
|
if ( !extPart )
|
|
return;
|
|
|
|
bool ok = false;
|
|
int paragCount = te->paragraphs();
|
|
if ( extPart->openStream( "text/plain", KURL() ) ) {
|
|
for ( int i = 0; i < paragCount; ++i )
|
|
extPart->writeStream( te->text( i ).local8Bit() );
|
|
ok = extPart->closeStream();
|
|
} else {
|
|
// workaround for parts that cannot handle streams
|
|
delete tempFile;
|
|
tempFile = new KTempFile();
|
|
tempFile->setAutoDelete( true );
|
|
for ( int i = 0; i < paragCount; ++i )
|
|
*(tempFile->textStream()) << te->text( i ) << endl;
|
|
tempFile->close();
|
|
ok = extPart->openURL( KURL( tempFile->name() ) );
|
|
}
|
|
if ( !ok )
|
|
setExtPartVisible( false );
|
|
}
|
|
|
|
// internally for the TextEdit only!
|
|
void DiffWidget::slotFinished()
|
|
{
|
|
te->applySyntaxHighlight();
|
|
populateExtPart();
|
|
}
|
|
|
|
void DiffWidget::setDiff( const TQString& diff )
|
|
{
|
|
slotClear();
|
|
slotAppend( diff );
|
|
slotFinished();
|
|
}
|
|
|
|
void DiffWidget::openURL( const KURL& url )
|
|
{
|
|
if ( job )
|
|
job->kill();
|
|
|
|
TDEIO::TransferJob* job = TDEIO::get( url );
|
|
if ( !job )
|
|
return;
|
|
|
|
connect( job, TQT_SIGNAL(data( TDEIO::Job *, const TQByteArray & )),
|
|
this, TQT_SLOT(slotAppend( TDEIO::Job*, const TQByteArray& )) );
|
|
connect( job, TQT_SIGNAL(result( TDEIO::Job * )),
|
|
this, TQT_SLOT(slotFinished()) );
|
|
}
|
|
|
|
void DiffWidget::contextMenuEvent( TQContextMenuEvent* /* e */ )
|
|
{
|
|
TQPopupMenu* popup = new TQPopupMenu( this );
|
|
|
|
if ( !te->isVisible() )
|
|
popup->insertItem( i18n("Display &Raw Output"), this, TQT_SLOT(showTextEdit()) );
|
|
|
|
popup->exec( TQCursor::pos() );
|
|
delete popup;
|
|
}
|
|
|
|
void DiffWidget::showExtPart()
|
|
{
|
|
setExtPartVisible( true );
|
|
}
|
|
|
|
void DiffWidget::showTextEdit()
|
|
{
|
|
setExtPartVisible( false );
|
|
}
|
|
|
|
#include "diffwidget.moc"
|