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texteditor.cpp
author insilmaril
Thu, 16 Nov 2006 10:07:11 +0000
changeset 399 190b3a70fabc
parent 395 7ced3733ba60
child 404 53efc2562a7d
permissions -rw-r--r--
Version 1.8.59: More fixes in undo/redo area 
     1 #include "texteditor.h"

     2 

     3 #include <iostream>

     4 #include <cstdlib>

     5 #include <typeinfo>

     6 

     7 #include "noteobj.h"

     8 #include "version.h"

     9 

    10 extern int statusbarTime;

    11 extern QSettings settings;

    12 

    13 extern QAction *actionViewToggleNoteEditor;

    14 

    15 extern QString iconPath;

    16 

    17 using namespace std;

    18 

    19 

    20 ///////////////////////////////////////////////////////////////////////

    21 ///////////////////////////////////////////////////////////////////////

    22 

    23 

    24 TextEditor::TextEditor()

    25 {

    26     printer = new QPrinter( QPrinter::HighResolution );

    27 	printer->setPrinterName (settings.value("/mainwindow/printerName",printer->printerName()).toString());

    28 

    29     e = new QTextEdit( this);

    30     e->setFocus();

    31 	e->setTextFormat(Qt::RichText);		// default

    32 	e->setTabStopWidth (20);		// unit is pixel

    33 	e->setColor (Qt::black);

    34 	e->setAutoFillBackground (true);

    35 	connect (e, SIGNAL( textChanged() ), this, SLOT( editorChanged() ) );

    36     setCentralWidget( e );

    37     statusBar()->message( tr("Ready","Statusbar message"), statusbarTime);

    38 	setCaption(__VYM " - " +tr ("Note Editor","Window caption"));

    39 

    40 

    41 	connect(e, SIGNAL(currentCharFormatChanged(const QTextCharFormat &)),

    42             this, SLOT(formatChanged(const QTextCharFormat &)));

    43 

    44 

    45 

    46 	// Toolbars

    47 	setupFileActions();

    48 	setupEditActions();

    49 	setupFormatActions();

    50 	setupSettingsActions();

    51 	

    52 	// Various states

    53 	setInactive();

    54 

    55 	// Load Settings

    56 	resize (settings.value ( "/noteeditor/geometry/size", QSize(450,600)).toSize());

    57 	move   (settings.value ( "/noteeditor/geometry/pos", QPoint (250,50)).toPoint());

    58 	

    59 	if (settings.value ( "/noteeditor/showWithMain",true).toBool())

    60 		setShowWithMain(true);

    61 	else	

    62 		setShowWithMain(false);

    63 

    64 	varFont.fromString( settings.value

    65 		("/noteeditor/fonts/varFont",

    66 		"Nimbus Sans l,14,-1,5,48,0,0,0,0,0").toString() 

    67 	);

    68 	fixedFont.fromString (settings.value(

    69 		"/noteeditor/fonts/fixedFont",

    70 		"Courier,14,-1,5,48,0,0,0,1,0").toString() 

    71 	);

    72 	QString s=settings.value ("/noteeditor/fonts/fonthintDefault","variable").toString();

    73 	if (s == "fixed")

    74 	{	

    75 		actionSettingsFonthintDefault->setOn (true);

    76 		e->setCurrentFont (fixedFont);

    77 	} else	

    78 	{

    79 		actionSettingsFonthintDefault->setOn (false);

    80 		e->setCurrentFont (varFont);

    81 	}	

    82 	filenameHint="";

    83 

    84 	// Restore position of toolbars

    85 	restoreState (settings.value("/noteeditor/state",0).toByteArray());

    86 

    87 	// Save settings in vymrc

    88 	settings.setValue("/mainwindow/printerName",printer->printerName());

    89 }

    90 

    91 

    92 TextEditor::~TextEditor()

    93 {

    94     if (printer) delete printer;

    95 	// Save Settings

    96 	settings.setValue( "/noteeditor/geometry/size", size() );

    97 	settings.setValue( "/noteeditor/geometry/pos", pos() );

    98 	settings.setValue ("/noteeditor/state",saveState(0));

    99 	

   100 	settings.setValue( "/noteeditor/showWithMain",showWithMain());

   101 

   102 	QString s;

   103 	if (actionSettingsFonthintDefault->isOn() )

   104 		s="fixed";

   105 	else	

   106 		s="variable";

   107 	settings.setValue( "/noteeditor/fonts/fonthintDefault",s );

   108 	settings.setValue("/noteeditor/fonts/varFont", varFont.toString() );

   109 	settings.setValue("/noteeditor/fonts/fixedFont", fixedFont.toString() );

   110 

   111 

   112 }

   113 

   114 bool TextEditor::isEmpty()

   115 {

   116 	if (e->toPlainText().length()>0)

   117 		return false;

   118 	else

   119 		return true;

   120 }

   121 

   122 void TextEditor::setShowWithMain(bool v)

   123 {

   124 	showwithmain=v;

   125 }

   126 

   127 bool TextEditor::showWithMain()

   128 {

   129 	return showwithmain;

   130 }

   131 

   132 void TextEditor::setFontHint (const QString &fh)

   133 {

   134 	if (fh=="fixed")

   135 		actionFormatUseFixedFont->setOn (true);

   136 	else

   137 		actionFormatUseFixedFont->setOn (false);

   138 }

   139 

   140 

   141 QString TextEditor::getFontHint()

   142 {

   143 	if (actionFormatUseFixedFont->isOn())

   144 		return "fixed";

   145 	else	

   146 		return "var";

   147 }

   148 

   149 QString TextEditor::getFontHintDefault()

   150 {

   151 	if (actionSettingsFonthintDefault->isOn())

   152 		return "fixed";

   153 	else	

   154 		return "var";

   155 }

   156 

   157 void TextEditor::setFilename(const QString &fn)

   158 {

   159 	if (state==filledEditor)

   160 		if (fn.isEmpty() )

   161 		{

   162 			filename="";

   163 			statusBar()->message( tr("No filename available for this note.","Statusbar message"), statusbarTime );

   164 		}	

   165 		else

   166 		{

   167 			filename=fn;

   168 			statusBar()->message( tr(QString( "Current filename is %1" ).arg( filename ),"Statusbar message"), statusbarTime );

   169 		}	

   170 }

   171 

   172 QString TextEditor::getFilename()

   173 {

   174 	return filename;

   175 }

   176 

   177 void TextEditor::setFilenameHint(const QString &fnh)

   178 {

   179 	filenameHint=fnh;

   180 }

   181 

   182 QString TextEditor::getFilenameHint()

   183 {

   184 	return filenameHint;

   185 }

   186 

   187 bool TextEditor::findText(const QString &t, const QTextDocument::FindFlags &flags)

   188 {

   189 	if (e->find (t,flags))

   190 		return true;

   191 	else	

   192 		return false;

   193 }

   194 

   195 void TextEditor::setupFileActions()

   196 {

   197     QToolBar *tb = addToolBar ( tr("Note Actions") );

   198 	tb->setObjectName ("noteEditorFileActions");

   199     QMenu *fileMenu = menuBar()->addMenu( tr( "&Note","Menubar" ));

   200 

   201     QAction *a;

   202     a = new QAction( QPixmap( iconPath+"fileopen.png"), tr( "&Import..." ),this);

   203 	a->setStatusTip (tr( "Import","Status tip for Note menu" ) );

   204 	a->setShortcut( Qt::CTRL + Qt::Key_O );

   205     connect( a, SIGNAL( activated() ), this, SLOT( textLoad() ) );

   206 	tb->addAction (a);

   207 	fileMenu->addAction (a);

   208 	actionFileLoad=a;

   209 

   210     fileMenu->addSeparator();

   211     a = new QAction( QPixmap(iconPath+"filesave.png" ), tr( "&Export..." ),this);

   212 	a->setStatusTip (tr( "Export Note (HTML)","Status tip for Note menu" ) );

   213 	a->setShortcut( Qt::CTRL + Qt::Key_S );

   214     connect( a, SIGNAL( activated() ), this, SLOT( textSave() ) );

   215 	tb->addAction (a);

   216 	fileMenu->addAction (a);

   217 	actionFileSave=a;

   218 	

   219     a = new QAction(  QPixmap(), tr( "Export &As... (HTML)" ), this);

   220 	a->setStatusTip (tr( "Export Note As (HTML) ","Status tip for Note Menu"  ));

   221     connect( a, SIGNAL( activated() ), this, SLOT( textSaveAs() ) );

   222 	fileMenu->addAction (a);

   223 	actionFileSaveAs=a;

   224 

   225     a = new QAction(QPixmap(), tr( "Export &As...(ASCII)" ), this);

   226 	a->setStatusTip ( tr( "Export Note As (ASCII) ","Status tip for note menu" ) );

   227 	a->setShortcut(Qt::ALT + Qt::Key_X );

   228     connect( a, SIGNAL( activated() ), this, SLOT( textExportAsASCII() ) );

   229 	fileMenu->addAction (a);

   230 	actionFileSaveAs=a;

   231 

   232     fileMenu->addSeparator();

   233     a = new QAction( QPixmap(iconPath+"fileprint.png" ), tr( "&Print..." ),this);

   234 	a->setStatusTip (tr( "Print Note","Status tip for note menu" ) );

   235 	a->setShortcut( Qt::CTRL + Qt::Key_P );

   236     connect( a, SIGNAL( activated() ), this, SLOT( textPrint() ) );

   237 	tb->addAction (a);

   238 	fileMenu->addAction (a);

   239 	actionFilePrint=a;

   240 }

   241 

   242 void TextEditor::setupEditActions()

   243 {

   244     QToolBar *tb = addToolBar ( tr( "Edit Actions" ));

   245 	tb->setObjectName ("noteEditorEditActions");

   246     QMenu *editMenu = menuBar()->addMenu ( tr( "&Edit" ));

   247 

   248     QAction *a;

   249     a = new QAction(QPixmap(iconPath+"undo.png"), tr( "&Undo" ), this );

   250 	a->setStatusTip ( tr( "Undo","Status tip for note menu" ) );

   251 	a->setShortcut(Qt::CTRL + Qt::Key_Z );

   252     connect( a, SIGNAL( activated() ), e, SLOT( undo() ) );

   253 	editMenu->addAction (a);

   254 	tb->addAction (a);

   255 	actionEditUndo=a;

   256 	

   257     a = new QAction(QPixmap(iconPath+"redo.png" ), tr( "&Redo" ),this); 

   258 	a->setStatusTip ( tr( "Redo","Status tip for note menu" ) );

   259 	a->setShortcut( Qt::CTRL + Qt::Key_Y );

   260     connect( a, SIGNAL( activated() ), e, SLOT( redo() ) );

   261 	editMenu->addAction (a);

   262 	tb->addAction (a);

   263 	actionEditRedo=a;

   264 

   265     editMenu->addSeparator();

   266     a = new QAction(QPixmap(), tr( "Select and copy &all" ),this); 

   267 	a->setStatusTip ( tr( "Select and copy all","Status tip for note menu" ) );

   268 	a->setShortcut( Qt::CTRL + Qt::Key_A );

   269     connect( a, SIGNAL( activated() ), this, SLOT( editCopyAll() ) );

   270 	editMenu->addAction (a);

   271 

   272     editMenu->addSeparator();

   273     a = new QAction(QPixmap(iconPath+"editcopy.png" ), tr( "&Copy" ),this);

   274 	a->setStatusTip ( tr( "Copy","Status tip for note menu" ) );

   275 	a->setShortcut( Qt::CTRL + Qt::Key_C );

   276     connect( a, SIGNAL( activated() ), e, SLOT( copy() ) );

   277 	editMenu->addAction (a);

   278 	tb->addAction (a);

   279 	actionEditCopy=a;

   280 	

   281     a = new QAction(QPixmap(iconPath+"editcut.png" ), tr( "Cu&t" ),this);

   282 	a->setStatusTip ( tr( "Cut","Status tip for note menu" ) );

   283 	a->setShortcut( Qt::CTRL + Qt::Key_X );

   284     connect( a, SIGNAL( activated() ), e, SLOT( cut() ) );

   285 	editMenu->addAction (a);

   286 	tb->addAction (a);

   287 	actionEditCut=a;

   288 

   289     a = new QAction(QPixmap(iconPath+"editpaste.png" ), tr( "&Paste" ),this);

   290 	a->setStatusTip ( tr( "Paste","Status tip for note menu" ) );

   291 	a->setShortcut( Qt::CTRL + Qt::Key_V );

   292     connect( a, SIGNAL( activated() ), e, SLOT( paste() ) );

   293 	editMenu->addAction (a);

   294 	tb->addAction (a);

   295 	actionEditPaste=a;

   296 	

   297     a = new QAction( QPixmap( iconPath+"edittrash.png"), tr( "&Delete All" ), this);

   298 	a->setStatusTip (tr( "Delete all","Status tip for note menu" ) );

   299     connect( a, SIGNAL( activated() ), e, SLOT( clear() ) );

   300 	editMenu->addAction (a);

   301 	tb->addAction (a);

   302 	actionEditDeleteAll=a;

   303 

   304 }

   305 

   306 void TextEditor::setupFormatActions()

   307 {

   308     QToolBar *tb = addToolBar ( tr("Format Actions" ));

   309 	tb->setObjectName ("noteEditorFormatActions");

   310     QMenu *formatMenu = menuBar()->addMenu ( tr( "F&ormat" ));

   311 

   312     QAction *a;

   313 

   314     a = new QAction( QPixmap(iconPath+"formatfixedfont.png"), tr( "&Font hint" ), Qt::ALT + Qt::Key_I, this, "fontHint" );

   315 	a->setStatusTip (tr( "Toggle font hint for the whole text","Status tip for note menu" ) );

   316 	a->setToggleAction (true);

   317 	a->setOn (settings.value("/noteeditor/fonts/useFixedByDefault",false).toBool() );

   318     connect( a, SIGNAL( activated() ), this, SLOT( toggleFonthint() ) );

   319 	formatMenu->addAction (a);

   320 	tb->addAction (a);

   321 	actionFormatUseFixedFont=a;

   322 

   323     comboFont = new QComboBox;

   324 	tb->addWidget (comboFont);

   325     QFontDatabase fontDB;

   326     comboFont->insertStringList( fontDB.families() );

   327     connect( comboFont, SIGNAL( activated( const QString & ) ),

   328 	     this, SLOT( textFamily( const QString & ) ) );

   329     comboFont->addItem( QApplication::font().family() );

   330     comboSize = new QComboBox;

   331 	tb->addWidget (comboSize);

   332 	QList<int> sizes=fontDB.standardSizes();

   333 	QList<int>::iterator i = sizes.begin();

   334 	while (i != sizes.end()) 

   335 	{

   336 		++i; // increment i before using it

   337 		comboSize->insertItem ( QString::number(*i));

   338 	}	

   339     connect( comboSize, SIGNAL( activated( const QString & ) ),

   340 	     this, SLOT( textSize( const QString & ) ) );

   341     comboSize->addItem ( QString::number( QApplication::font().pointSize() ) );

   342 

   343     formatMenu->addSeparator();

   344 

   345     QPixmap pix( 16, 16 );

   346     pix.fill( e->color());

   347     a = new QAction( pix, tr( "&Color..." ), this);

   348 	formatMenu->addAction (a);

   349 	tb->addAction (a);

   350     connect( a, SIGNAL( activated() ), this, SLOT( textColor() ) );

   351     actionTextColor=a;

   352 

   353     a = new QAction( QPixmap (iconPath+"text_bold.png"), tr( "&Bold" ), this);

   354 	a->setShortcut(Qt::CTRL + Qt::Key_B );

   355     connect( a, SIGNAL( activated() ), this, SLOT( textBold() ) );

   356 	tb->addAction (a);

   357 	formatMenu->addAction (a);

   358     a->setToggleAction( true );

   359     actionTextBold=a;

   360 	

   361     a = new QAction( QPixmap(iconPath+"text_italic.png"), tr( "&Italic" ),  this);

   362 	a->setShortcut(Qt::CTRL + Qt::Key_I);

   363     connect( a, SIGNAL( activated() ), this, SLOT( textItalic() ) );

   364 	tb->addAction (a);

   365 	formatMenu->addAction (a);

   366     a->setToggleAction( true );

   367     actionTextItalic=a;

   368 	

   369     a = new QAction( QPixmap (iconPath+"text_under.png"), tr( "&Underline" ), this);

   370 	a->setShortcut(Qt::CTRL + Qt::Key_U );

   371     connect( a, SIGNAL( activated() ), this, SLOT( textUnderline() ) );

   372 	tb->addAction (a);

   373 	formatMenu->addAction (a);

   374     a->setToggleAction( true );

   375     actionTextUnderline=a;

   376     formatMenu->addSeparator();

   377 

   378     QActionGroup *grp2 = new QActionGroup( this );

   379     grp2->setExclusive(true);

   380     a = new QAction( QPixmap (iconPath+"text_sub.png"), tr( "Subs&cript" ),grp2 );

   381 	a->setShortcut( Qt::CTRL + Qt::SHIFT + Qt::Key_B );

   382     a->setToggleAction( true );

   383 	tb->addAction (a);

   384 	formatMenu->addAction (a);

   385     connect(a, SIGNAL(activated()), this, SLOT(textVAlign()));

   386     actionAlignSubScript=a;

   387 

   388     a = new QAction( QPixmap (iconPath+"text_super.png"), tr( "Su&perscript" ),grp2  );

   389 	a->setShortcut( Qt::CTRL + Qt::SHIFT + Qt::Key_P );

   390     a->setToggleAction( true );

   391 	tb->addAction (a);

   392 	formatMenu->addAction (a);

   393     connect(a, SIGNAL(activated()), this, SLOT(textVAlign()));

   394     actionAlignSuperScript=a;

   395     QActionGroup *grp = new QActionGroup( this );

   396     connect( grp, SIGNAL( selected( QAction* ) ), this, SLOT( textAlign( QAction* ) ) );

   397 

   398     formatMenu->addSeparator();

   399 

   400     a = new QAction( QPixmap (iconPath+"text_left.png"), tr( "&Left" ),grp );

   401 	a->setShortcut( Qt::CTRL+Qt::Key_L );

   402     a->setToggleAction( true );

   403 	tb->addAction (a);

   404 	formatMenu->addAction (a);

   405     actionAlignLeft=a;

   406     a = new QAction( QPixmap (iconPath+"text_center.png"), tr( "C&enter" ),grp);

   407     a->setShortcut(  Qt::CTRL + Qt::Key_E);

   408     a->setToggleAction( true );

   409 	tb->addAction (a);

   410 	formatMenu->addAction (a);

   411     actionAlignCenter=a;

   412     a = new QAction( QPixmap (iconPath+"text_right.png" ), tr( "&Right" ), grp);

   413 	a->setShortcut(Qt::CTRL + Qt::Key_R );

   414     a->setToggleAction( true );

   415 	tb->addAction (a);

   416 	formatMenu->addAction (a);

   417     actionAlignRight=a;

   418     a = new QAction( QPixmap ( iconPath+"text_block.png"), tr( "&Justify" ), grp );

   419 	a->setShortcut(Qt::CTRL + Qt::Key_J );

   420     a->setToggleAction( true );

   421 	tb->addAction (a);

   422 	formatMenu->addAction (a);

   423     actionAlignJustify=a;

   424 }

   425 

   426 void TextEditor::setupSettingsActions()

   427 {

   428     QMenu *settingsMenu = menuBar()->addMenu ( tr( "&Settings" ));

   429 

   430     QAction *a;

   431     a = new QAction(tr( "Set &fixed font" ), this);

   432 	a->setStatusTip ( tr( "Set fixed font","Status tip for note menu" ));

   433     connect( a, SIGNAL( activated() ), this, SLOT( setFixedFont() ) );

   434 	settingsMenu->addAction (a);

   435 	actionSettingsFixedFont=a;

   436 

   437     a = new QAction(tr( "Set &variable font" ), this);

   438 	a->setStatusTip ( tr( "Set variable font","Status tip for note menu" ) );

   439     connect( a, SIGNAL( activated() ), this, SLOT( setVarFont() ) );

   440 	settingsMenu->addAction (a);

   441 	actionSettingsVarFont=a;

   442 

   443     a = new QAction(tr( "&fixed font is default" ),  this);

   444 	a->setStatusTip (tr( "Used fixed font by default","Status tip for note menu" ) );

   445 	a->setToggleAction (true);

   446 	// set state later in constructor...

   447 	settingsMenu->addAction (a);

   448 	actionSettingsFonthintDefault=a;

   449 }

   450 

   451 void TextEditor::textLoad()

   452 {

   453 	if (state!=inactiveEditor)

   454 	{

   455 		if (e->text().length()) 

   456 		{

   457 			QMessageBox mb( __VYM " - " +tr("Note Editor"),

   458 				"Loading will overwrite the existing note",

   459 				QMessageBox::Warning,

   460 				QMessageBox::Yes | QMessageBox::Default,

   461 				QMessageBox::Cancel,

   462 				0 );

   463 			mb.setButtonText( QMessageBox::Yes, "Load note" );

   464 			switch( mb.exec() ) {

   465 				case QMessageBox::Cancel:

   466 					return;

   467 					break;

   468 			}

   469 		} 

   470 		// Load note

   471 		QFileDialog *fd=new QFileDialog( this);

   472 		QStringList types;

   473 		types<< "VYM notes (*.html)" <<

   474 			"ASCII texts (*.txt)" <<

   475 			"All filed (*)";

   476 		fd->setFilters (types);

   477 		fd->setDirectory (QDir().current());

   478 		fd->show();

   479 		QString fn;

   480 		if ( fd->exec() == QDialog::Accepted )

   481 			fn = fd->selectedFile();

   482 

   483 		if ( !fn.isEmpty() )

   484 		{

   485 			QFile f( fn );

   486 			if ( !f.open( QIODevice::ReadOnly ) )

   487 			return;

   488 

   489 			QTextStream ts( &f );

   490 			setText( ts.read() );

   491 			editorChanged();

   492 		}

   493 	}

   494 }

   495 

   496 void TextEditor::closeEvent( QCloseEvent* ce )

   497 {

   498     ce->accept();	// TextEditor can be reopened with show()

   499     showwithmain=false;

   500 	emit (textEditorClosed() );

   501     return;

   502 }

   503 

   504 QString TextEditor::getText()

   505 {

   506 	if (e->toPlainText().isEmpty())

   507 		return "";

   508 	else	

   509 		return e->text();

   510 }

   511 

   512 void TextEditor::editorChanged()

   513 {

   514 	if (isEmpty())

   515 		state=emptyEditor;

   516 	else

   517 		state=filledEditor;

   518 

   519 		if (state==emptyEditor)

   520 			setState (emptyEditor);

   521 		else

   522 			setState (filledEditor);

   523 	// SLOT is LinkableMapObj, which will update systemFlag

   524 	emit (textHasChanged() );

   525 }

   526 

   527 

   528 void TextEditor::setText(QString t)

   529 {

   530 	e->setReadOnly(false);

   531 	e->setText(t);

   532 	enableActions();

   533 }

   534 

   535 void TextEditor::setInactive()

   536 {

   537 	state=inactiveEditor;

   538 	setText("");

   539 	setState (inactiveEditor);

   540 	e->setReadOnly (true);

   541 

   542 	disableActions();

   543 }

   544 

   545 void TextEditor::editCopyAll()

   546 {

   547 	e->selectAll();

   548 	e->copy();

   549 }

   550 

   551 void TextEditor::textSaveAs()

   552 {

   553     QString fn = QFileDialog::getSaveFileName( QString::null, "VYM Note (HTML) (*.html);;All files (*)",

   554 					       this,"export note dialog",tr("Export Note to single file") );

   555 

   556     if ( !fn.isEmpty() ) 

   557 	{

   558 		QFile file (fn);

   559 		if (file.exists())

   560 		{

   561 			QMessageBox mb( __VYM,

   562 				tr("The file %1\nexists already.\nDo you want to overwrite it?","dialog 'save note as'").arg(fn),

   563 			QMessageBox::Warning,

   564 			QMessageBox::Yes | QMessageBox::Default,

   565 			QMessageBox::Cancel | QMessageBox::Escape,

   566 			Qt::NoButton );

   567 			mb.setButtonText( QMessageBox::Yes, tr("Overwrite") );

   568 			mb.setButtonText( QMessageBox::No, tr("Cancel"));

   569 			switch( mb.exec() ) {

   570 				case QMessageBox::Yes:

   571 					// save 

   572 					filename = fn;

   573 					textSave();

   574 					return;

   575 				case QMessageBox::Cancel:

   576 					// do nothing

   577 					break;

   578 			}

   579 		} else

   580 		{

   581 			filename = fn;

   582 			textSave();

   583 			return;

   584 		}			

   585     }

   586 	statusBar()->message(tr( "Couldn't export note ","dialog 'save note as'") + fn, statusbarTime );

   587 }

   588 

   589 

   590 void TextEditor::textSave()

   591 {

   592     if ( filename.isEmpty() ) 

   593 	{

   594 		textSaveAs();

   595 		return;

   596     }

   597 

   598     QString text = e->text();

   599     QFile f( filename );

   600     if ( !f.open( QIODevice::WriteOnly ) ) 

   601 	{

   602 		statusBar()->message( QString("Could not write to %1").arg(filename),

   603 					  statusbarTime );

   604 		return;

   605     }

   606 

   607     QTextStream t( &f );

   608     t << text;

   609     f.close();

   610 

   611     e->setModified( FALSE );

   612 

   613     statusBar()->message( QString( "Note exported as %1" ).arg( filename ), statusbarTime );

   614 }

   615 

   616 void TextEditor::textExportAsASCII()

   617 {

   618 	QString text = NoteObj (e->text()).getNoteASCII();

   619 	QString fn,s;

   620 	if (!filenameHint.isEmpty())

   621 	{

   622 		if (!filenameHint.contains (".txt"))

   623 			s=filenameHint+".txt";

   624 		else	

   625 			s=filenameHint;

   626 	} else	

   627 		s=QString::null;

   628 	fn = QFileDialog::getSaveFileName( s, "VYM Note (ASCII) (*.txt);;All files (*)", this,"export note dialog",tr("Export Note to single file (ASCII)") );

   629 	int ret=-1;

   630 

   631     if ( !fn.isEmpty() ) 

   632 	{

   633 		QFile file (fn);

   634 		if (file.exists())

   635 		{

   636 			QMessageBox mb( __VYM,

   637 				tr("The file %1\nexists already.\nDo you want to overwrite it?","dialog 'save note as'").arg(fn),

   638 			QMessageBox::Warning,

   639 			QMessageBox::Yes | QMessageBox::Default,

   640 			QMessageBox::Cancel | QMessageBox::Escape,

   641 			Qt::NoButton );

   642 			mb.setButtonText( QMessageBox::Yes, tr("Overwrite") );

   643 			mb.setButtonText( QMessageBox::No, tr("Cancel"));

   644 			ret=mb.exec();

   645 		}	

   646 		if (ret==QMessageBox::Cancel)

   647 			return;

   648 			

   649 		// save 

   650 		if ( !file.open( QIODevice::WriteOnly ) ) 

   651 			statusBar()->message( QString("Could not write to %1").arg(filename),

   652 						  statusbarTime );

   653 		else

   654 		{

   655 			QTextStream t( &file );

   656 			t << text;

   657 			file.close();

   658 

   659 			statusBar()->message( QString( "Note exported as %1" ).arg( fn ), statusbarTime );

   660 		}

   661     }

   662 }

   663 

   664 

   665 void TextEditor::textPrint()

   666 {

   667 

   668     QTextDocument *document = e->document();

   669     QPrinter printer;

   670 

   671     QPrintDialog *dialog = new QPrintDialog(&printer, this);

   672     dialog->setWindowTitle(tr("Print Note"));

   673     if (dialog->exec() != QDialog::Accepted)

   674         return;

   675 

   676     document->print(&printer);

   677 }

   678 

   679 void TextEditor::textEditUndo()

   680 {

   681 }

   682 

   683 void TextEditor::toggleFonthint()

   684 {

   685 	setUpdatesEnabled (false);

   686 	e->selectAll ();

   687 	if (!actionFormatUseFixedFont->isOn() ) 

   688 		e->setCurrentFont (varFont);

   689 	else	

   690 		e->setCurrentFont (fixedFont);

   691 	e->selectAll ();

   692 	setUpdatesEnabled (true);

   693 	repaint();

   694 }

   695 

   696 void TextEditor::setFixedFont()

   697 {

   698 	bool ok;

   699 	QFont font =QFontDialog::getFont(

   700                     &ok, fixedFont, this );

   701     if ( ok ) 

   702         // font is set to the font the user selected

   703 		fixedFont=font;

   704 }

   705 

   706 void TextEditor::setVarFont()

   707 {

   708 	bool ok;

   709 	QFont font =QFontDialog::getFont(

   710                     &ok, varFont, this );

   711     if ( ok ) 

   712         // font is set to the font the user selected

   713 		varFont=font;

   714 }

   715 

   716 void TextEditor::textBold()

   717 {

   718     e->setBold( actionTextBold->isOn() );

   719 }

   720 

   721 void TextEditor::textUnderline()

   722 {

   723     e->setUnderline( actionTextUnderline->isOn() );

   724 }

   725 

   726 void TextEditor::textItalic()

   727 {

   728     e->setItalic( actionTextItalic->isOn() );

   729 }

   730 

   731 void TextEditor::textFamily( const QString &f )

   732 {

   733     e->setFamily( f );

   734 }

   735 

   736 void TextEditor::textSize( const QString &p )

   737 {

   738     e->setPointSize( p.toInt() );

   739 }

   740 

   741 

   742 void TextEditor::textColor()

   743 {

   744     QColor col = QColorDialog::getColor( e->color(), this );

   745     if ( !col.isValid() ) return;

   746     e->setColor( col );

   747     QPixmap pix( 16, 16 );

   748     pix.fill( Qt::black );

   749     actionTextColor->setIconSet( pix );

   750 }

   751 

   752 void TextEditor::textAlign( QAction *a )

   753 {

   754     if ( a == actionAlignLeft )

   755 		e->setAlignment( Qt::AlignLeft );

   756     else if ( a == actionAlignCenter )

   757 		e->setAlignment( Qt::AlignHCenter );

   758     else if ( a == actionAlignRight )

   759 		e->setAlignment( Qt::AlignRight );

   760     else if ( a == actionAlignJustify )

   761 		e->setAlignment( Qt::AlignJustify );

   762 }

   763 

   764 void TextEditor::textVAlign()

   765 {

   766 	QTextCharFormat format;

   767 

   768     if ( sender() == actionAlignSuperScript && actionAlignSuperScript->isOn()) {

   769 		format.setVerticalAlignment(QTextCharFormat::AlignSuperScript);

   770     } else if (sender() == actionAlignSubScript && actionAlignSubScript->isOn()) {

   771 		format.setVerticalAlignment(QTextCharFormat::AlignSubScript);

   772     } else {

   773 		format.setVerticalAlignment(QTextCharFormat::AlignNormal);

   774     }

   775 	e->mergeCurrentCharFormat(format);

   776 }

   777 

   778 

   779 void TextEditor::fontChanged( const QFont &f )

   780 {

   781 	int i=comboFont->findText(f.family());

   782     if (i>=0) comboFont->setCurrentIndex (i);

   783 	i=comboSize->findText(QString::number(f.pointSize()));

   784 	if (i>=0) comboSize->setCurrentIndex(i);

   785     actionTextBold->setOn( f.bold() );

   786     actionTextItalic->setOn( f.italic() );

   787     actionTextUnderline->setOn( f.underline() );

   788 }

   789 

   790 void TextEditor::colorChanged( const QColor &c )

   791 {

   792     QPixmap pix( 16, 16 );

   793     pix.fill( c );

   794     actionTextColor->setIconSet( pix );

   795 }

   796 

   797 void TextEditor::formatChanged( const QTextCharFormat &f )

   798 {

   799 	fontChanged(f.font());

   800     colorChanged(f.foreground().color());

   801     alignmentChanged(e->alignment());

   802 	verticalAlignmentChanged (f.verticalAlignment());

   803 }

   804 

   805 void TextEditor::alignmentChanged( int a )

   806 {

   807     if ( ( a == Qt::AlignLeft ) || ( a & Qt::AlignLeft ))

   808 		actionAlignLeft->setOn( true );

   809     else if ( ( a & Qt::AlignHCenter ) )

   810 		actionAlignCenter->setOn( true );

   811     else if ( ( a & Qt::AlignRight ) )

   812 		actionAlignRight->setOn( true );

   813     else if ( ( a & Qt::AlignJustify ) )

   814 		actionAlignJustify->setOn( true );

   815 }

   816 

   817 void TextEditor::verticalAlignmentChanged(QTextCharFormat::VerticalAlignment a)

   818 {

   819 	actionAlignSubScript->setOn (false);

   820 	actionAlignSuperScript->setOn (false);

   821 	switch (a)

   822 	{

   823 		case QTextCharFormat::AlignSuperScript: 

   824 			actionAlignSuperScript->setOn (true);

   825 			break;

   826 		case QTextCharFormat::AlignSubScript:

   827 			actionAlignSubScript->setOn (true);

   828 			break;

   829 		default: ;	

   830 	}

   831 }

   832 

   833 

   834 

   835 void TextEditor::enableActions()

   836 {

   837 	actionFileLoad->setEnabled(true);

   838 	actionFileSave->setEnabled(true);

   839 	actionFileSaveAs->setEnabled(true);

   840 	actionFilePrint->setEnabled(true);

   841 	actionEditUndo->setEnabled(true);

   842 	actionEditRedo->setEnabled(true);

   843 	actionEditCopy->setEnabled(true);

   844 	actionEditCut->setEnabled(true);

   845 	actionEditPaste->setEnabled(true);

   846 	actionEditDeleteAll->setEnabled(true);

   847 	actionFormatUseFixedFont->setEnabled(true);

   848 }

   849 

   850 void TextEditor::disableActions()

   851 {

   852 	actionFileLoad->setEnabled(false);

   853 	actionFileSave->setEnabled(false);

   854 	actionFileSaveAs->setEnabled(false);

   855 	actionFilePrint->setEnabled(false);

   856 	actionEditUndo->setEnabled(false);

   857 	actionEditRedo->setEnabled(false);

   858 	actionEditCopy->setEnabled(false);

   859 	actionEditCut->setEnabled(false);

   860 	actionEditPaste->setEnabled(false);

   861 	actionEditDeleteAll->setEnabled(false);

   862 	actionFormatUseFixedFont->setEnabled(false);

   863 }

   864 

   865 void TextEditor::setState (EditorState s)

   866 {

   867 	

   868 	QPalette p=palette();

   869 	QColor c;

   870 	switch (s)

   871 	{

   872 		case emptyEditor:    c=QColor (150,150,150); break;

   873 		case filledEditor:   c=QColor (255,255,255); break;

   874 		case inactiveEditor: c=QColor (0,0,0);

   875 	}

   876     p.setColor(QPalette::Active, static_cast<QPalette::ColorRole>(9), c);

   877     p.setColor(QPalette::Inactive, static_cast<QPalette::ColorRole>(9), c);

   878     e->setPalette(p);

   879 }

   880 

   881
vym