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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
commit90825e2392b2d70e43c7a25b8a3752299a933894 (patch)
treee33aa27f02b74604afbfd0ea4f1cfca8833d882a /qtjava/javalib/examples/textedit/TextEdit.java
downloadtdebindings-90825e2392b2d70e43c7a25b8a3752299a933894.tar.gz
tdebindings-90825e2392b2d70e43c7a25b8a3752299a933894.zip
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/kdebindings@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'qtjava/javalib/examples/textedit/TextEdit.java')
-rw-r--r--qtjava/javalib/examples/textedit/TextEdit.java494
1 files changed, 494 insertions, 0 deletions
diff --git a/qtjava/javalib/examples/textedit/TextEdit.java b/qtjava/javalib/examples/textedit/TextEdit.java
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+++ b/qtjava/javalib/examples/textedit/TextEdit.java
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+/***************************************************************************
+* $Id$
+**
+* Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
+**
+* This file is part of an example program for Qt. This example
+* program may be used, distributed and modified without limitation.
+**
+****************************************************************************/
+
+import org.kde.qt.*;
+import java.util.HashMap;
+
+class TextEdit extends QMainWindow
+{
+
+
+private QAction actionTextBold,
+ actionTextUnderline,
+ actionTextItalic,
+ actionTextColor,
+ actionAlignLeft,
+ actionAlignCenter,
+ actionAlignRight,
+ actionAlignJustify;
+ QComboBox comboStyle,
+ comboFont,
+ comboSize;
+private QTabWidget tabWidget;
+private HashMap filenames = new HashMap();
+
+
+
+TextEdit( )
+{
+ this(null, null);
+}
+
+TextEdit( QWidget parent, String name )
+{
+ super( parent, name );
+ setupFileActions();
+ setupEditActions();
+ setupTextActions();
+
+ tabWidget = new QTabWidget( this );
+ connect( tabWidget, SIGNAL(" currentChanged( QWidget )"),
+ this, SLOT(" editorChanged( QWidget )") );
+ setCentralWidget( tabWidget );
+
+ if ( qApp().args().length == 0 ) {
+ load( "example.html" );
+ } else {
+ for ( int i = 0; i < qApp().args().length; ++i )
+ load( qApp().args()[ i ] );
+ }
+}
+
+void setupFileActions()
+{
+ QToolBar tb = new QToolBar( this );
+ tb.setLabel( "File Actions" );
+ QPopupMenu menu = new QPopupMenu( this );
+ menuBar().insertItem( tr( "&File" ), menu );
+
+ QAction a;
+ a = new QAction( tr( "New" ), new QIconSet(new QPixmap( "filenew.xpm" )), tr( "&New..." ), new QKeySequence(CTRL + Key_N), this, "fileNew" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" fileNew()") );
+ a.addTo( tb );
+ a.addTo( menu );
+ a = new QAction( tr( "Open" ), new QIconSet(new QPixmap( "fileopen.xpm" )), tr( "&Open..." ), new QKeySequence(CTRL + Key_O), this, "fileOpen" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" fileOpen()") );
+ a.addTo( tb );
+ a.addTo( menu );
+ menu.insertSeparator();
+ a = new QAction( tr( "Save" ), new QIconSet(new QPixmap( "filesave.xpm" )), tr( "&Save..." ), new QKeySequence(CTRL + Key_S), this, "fileSave" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" fileSave()") );
+ a.addTo( tb );
+ a.addTo( menu );
+ a = new QAction( tr( "Save As" ), new QIconSet(new QPixmap()), tr( "Save &As..." ), new QKeySequence(0), this, "fileSaveAs" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" fileSaveAs()") );
+ a.addTo( menu );
+ menu.insertSeparator();
+ a = new QAction( tr( "Print" ), new QIconSet(new QPixmap( "fileprint.xpm" )), tr( "&Print..." ), new QKeySequence(CTRL + Key_P), this, "filePrint" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" filePrint()") );
+ a.addTo( tb );
+ a.addTo( menu );
+ a = new QAction( tr( "Close" ), new QIconSet(new QPixmap()), tr( "&Close" ), new QKeySequence(0), this, "fileClose" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" fileClose()") );
+ a.addTo( menu );
+ a = new QAction( tr( "Exit" ), new QIconSet(new QPixmap()), tr( "E&xit" ), new QKeySequence(0), this, "fileExit" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" fileExit()") );
+ a.addTo( menu );
+}
+
+void setupEditActions()
+{
+ QToolBar tb = new QToolBar( this );
+ tb.setLabel( "Edit Actions" );
+ QPopupMenu menu = new QPopupMenu( this );
+ menuBar().insertItem( tr( "&Edit" ), menu );
+
+ QAction a;
+ a = new QAction( tr( "Undo" ), new QIconSet(new QPixmap( "editundo.xpm" )), tr( "&Undo" ), new QKeySequence(CTRL + Key_Z), this, "editUndo" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" editUndo()") );
+ a.addTo( tb );
+ a.addTo( menu );
+ a = new QAction( tr( "Redo" ), new QIconSet(new QPixmap( "editredo.xpm" )), tr( "&Redo" ), new QKeySequence(CTRL + Key_Y), this, "editRedo" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" editRedo()") );
+ a.addTo( tb );
+ a.addTo( menu );
+ menu.insertSeparator();
+ a = new QAction( tr( "Copy" ), new QIconSet(new QPixmap( "editcopy.xpm" )), tr( "&Copy" ), new QKeySequence(CTRL + Key_C), this, "editCopy" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" editCopy()") );
+ a.addTo( tb );
+ a.addTo( menu );
+ a = new QAction( tr( "Cut" ), new QIconSet(new QPixmap( "editcut.xpm" )), tr( "Cu&t" ), new QKeySequence(CTRL + Key_X), this, "editCut" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" editCut()") );
+ a.addTo( tb );
+ a.addTo( menu );
+ a = new QAction( tr( "Paste" ), new QIconSet(new QPixmap( "editpaste.xpm" )), tr( "&Paste" ), new QKeySequence(CTRL + Key_V), this, "editPaste" );
+ connect( a, SIGNAL(" activated()"), this, SLOT(" editPaste()") );
+ a.addTo( tb );
+ a.addTo( menu );
+}
+
+void setupTextActions()
+{
+ QToolBar tb = new QToolBar( this );
+ tb.setLabel( "Format Actions" );
+ QPopupMenu menu = new QPopupMenu( this );
+ menuBar().insertItem( tr( "F&ormat" ), menu );
+
+ comboStyle = new QComboBox( false, tb );
+ comboStyle.insertItem( "Standard" );
+ comboStyle.insertItem( "Bullet List (Disc)" );
+ comboStyle.insertItem( "Bullet List (Circle)" );
+ comboStyle.insertItem( "Bullet List (Square)" );
+ comboStyle.insertItem( "Ordered List (Decimal)" );
+ comboStyle.insertItem( "Ordered List (Alpha lower)" );
+ comboStyle.insertItem( "Ordered List (Alpha upper)" );
+ connect( comboStyle, SIGNAL(" activated( int )"),
+ this, SLOT(" textStyle( int )") );
+
+ comboFont = new QComboBox( true, tb );
+ QFontDatabase db = new QFontDatabase();
+ comboFont.insertStringList( (String[]) db.families().toArray(new String[0]) );
+ connect( comboFont, SIGNAL(" activated( String )"),
+ this, SLOT(" textFamily( String )") );
+ comboFont.lineEdit().setText( QApplication.font().family() );
+
+ comboSize = new QComboBox( true, tb );
+ int[] sizes = db.standardSizes();
+ for (int i = 0; i < sizes.length; i++ )
+ comboSize.insertItem( Integer.toString(sizes[i]) );
+ connect( comboSize, SIGNAL(" activated( String )"),
+ this, SLOT(" textSize( String )") );
+ comboSize.lineEdit().setText( Integer.toString( QApplication.font().pointSize() ) );
+
+ actionTextBold = new QAction( tr( "Bold" ), new QIconSet(new QPixmap( "textbold.xpm" )), tr( "&Bold" ), new QKeySequence(CTRL + Key_B), this, "textBold" );
+ connect( actionTextBold, SIGNAL(" activated()"), this, SLOT(" textBold()") );
+ actionTextBold.addTo( tb );
+ actionTextBold.addTo( menu );
+ actionTextBold.setToggleAction( true );
+ actionTextItalic = new QAction( tr( "Italic" ), new QIconSet(new QPixmap( "textitalic.xpm" )), tr( "&Italic" ), new QKeySequence(CTRL + Key_I), this, "textItalic" );
+ connect( actionTextItalic, SIGNAL(" activated()"), this, SLOT(" textItalic()") );
+ actionTextItalic.addTo( tb );
+ actionTextItalic.addTo( menu );
+ actionTextItalic.setToggleAction( true );
+ actionTextUnderline = new QAction( tr( "Underline" ), new QIconSet(new QPixmap( "textunder.xpm" )), tr( "&Underline" ), new QKeySequence(CTRL + Key_U), this, "textUnderline" );
+ connect( actionTextUnderline, SIGNAL(" activated()"), this, SLOT(" textUnderline()") );
+ actionTextUnderline.addTo( tb );
+ actionTextUnderline.addTo( menu );
+ actionTextUnderline.setToggleAction( true );
+ menu.insertSeparator();
+
+ QActionGroup grp = new QActionGroup( this );
+ grp.setExclusive( true );
+ connect( grp, SIGNAL(" selected( QAction )"), this, SLOT(" textAlign( QAction )") );
+
+ actionAlignLeft = new QAction( tr( "Left" ), new QIconSet(new QPixmap( "textleft.xpm" )), tr( "&Left" ), new QKeySequence(CTRL + Key_L), grp, "textLeft" );
+ actionAlignLeft.addTo( tb );
+ actionAlignLeft.addTo( menu );
+ actionAlignLeft.setToggleAction( true );
+ actionAlignCenter = new QAction( tr( "Center" ), new QIconSet(new QPixmap( "textcenter.xpm" )), tr( "C&enter" ), new QKeySequence(CTRL + Key_E), grp, "textCenter" );
+ actionAlignCenter.addTo( tb );
+ actionAlignCenter.addTo( menu );
+ actionAlignCenter.setToggleAction( true );
+ actionAlignRight = new QAction( tr( "Right" ), new QIconSet(new QPixmap( "textright.xpm" )), tr( "&Right" ), new QKeySequence(CTRL + Key_R), grp, "textRight" );
+ actionAlignRight.addTo( tb );
+ actionAlignRight.addTo( menu );
+ actionAlignRight.setToggleAction( true );
+ actionAlignJustify = new QAction( tr( "Justify" ), new QIconSet(new QPixmap( "textjustify.xpm" )), tr( "&Justify" ), new QKeySequence(CTRL + Key_J), grp, "textjustify" );
+ actionAlignJustify.addTo( tb );
+ actionAlignJustify.addTo( menu );
+ actionAlignJustify.setToggleAction( true );
+
+ menu.insertSeparator();
+
+ QPixmap pix = new QPixmap( 16, 16 );
+ pix.fill( black() );
+ actionTextColor = new QAction( tr( "Color" ), new QIconSet(pix), tr( "&Color..." ), new QKeySequence(0), this, "textColor" );
+ connect( actionTextColor, SIGNAL(" activated()"), this, SLOT(" textColor()") );
+ actionTextColor.addTo( tb );
+ actionTextColor.addTo( menu );
+}
+
+void load( String f )
+{
+ if ( !QFile.exists( f ) )
+ return;
+ QTextEdit edit = new QTextEdit( tabWidget );
+ doConnections( edit );
+ tabWidget.addTab( edit, new QFileInfo( f ).fileName() );
+ QFile file = new QFile( f );
+ if ( !file.open( QIODevice.IO_ReadOnly ) )
+ return;
+ QTextStream ts = new QTextStream( file );
+ edit.setText( ts.read() );
+ tabWidget.showPage( edit );
+ edit.viewport().setFocus();
+ filenames.put( edit, f );
+}
+
+QTextEdit currentEditor()
+{
+ if ( tabWidget.currentPage() != null &&
+ tabWidget.currentPage().inherits( "QTextEdit" ) )
+ return (QTextEdit)tabWidget.currentPage();
+ return null;
+}
+
+void doConnections( QTextEdit e )
+{
+ connect( e, SIGNAL(" currentFontChanged( QFont )"),
+ this, SLOT(" fontChanged( QFont )") );
+ connect( e, SIGNAL(" currentColorChanged( QColor )"),
+ this, SLOT(" colorChanged( QColor )") );
+ connect( e, SIGNAL(" currentAlignmentChanged( int )"),
+ this, SLOT(" alignmentChanged( int )") );
+}
+
+void fileNew()
+{
+ QTextEdit edit = new QTextEdit( tabWidget );
+ edit.setTextFormat( RichText );
+ doConnections( edit );
+ tabWidget.addTab( edit, tr( "noname" ) );
+ tabWidget.showPage( edit );
+ edit.viewport().setFocus();
+}
+
+void fileOpen()
+{
+ String fn = QFileDialog.getOpenFileName( "", tr( "HTML-Files (*.htm *.html);;All Files (*)" ), this );
+ if ( !fn.equals("") )
+ load( fn );
+}
+
+void fileSave()
+{
+ if ( currentEditor() == null )
+ return;
+ String fn;
+ if ( !filenames.containsKey( currentEditor() ) ) {
+ fileSaveAs();
+ } else {
+ QFile file = new QFile( (String) filenames.get( currentEditor() ) );
+ if ( !file.open( QIODevice.IO_WriteOnly ) )
+ return;
+ QTextStream ts = new QTextStream( file );
+ ts.writeRawBytes(currentEditor().text(), currentEditor().text().length());
+ }
+}
+
+void fileSaveAs()
+{
+ if ( currentEditor() == null )
+ return;
+ String fn = QFileDialog.getSaveFileName( "", tr( "HTML-Files (*.htm *.html);;All Files (*)" ), this );
+ if ( !fn.equals("") ) {
+ filenames.put( currentEditor(), fn );
+ fileSave();
+ tabWidget.setTabLabel( currentEditor(), new QFileInfo( fn ).fileName() );
+ }
+}
+
+void filePrint()
+{
+ if ( currentEditor() == null )
+ return;
+ QPrinter printer = new QPrinter();
+ printer.setFullPage(true);
+ if ( printer.setup( this ) ) {
+ QPainter p = new QPainter( printer );
+ // Check that there is a valid device to print to.
+ if ( p.device() == null ) return;
+ QPaintDeviceMetrics metrics = new QPaintDeviceMetrics( p.device() );
+ int dpix = metrics.logicalDpiX();
+ int dpiy = metrics.logicalDpiY();
+ int margin = 72; // pt
+ QRect body = new QRect( margin * dpix / 72, margin * dpiy / 72,
+ metrics.width() - margin * dpix / 72 * 2,
+ metrics.height() - margin * dpiy / 72 * 2 );
+ QFont font = new QFont( "times", 10 );
+ QSimpleRichText richText = new QSimpleRichText( currentEditor().text(), font, currentEditor().context(), currentEditor().styleSheet(),
+ currentEditor().mimeSourceFactory(), body.height() );
+ richText.setWidth( p, body.width() );
+ QRect view = new QRect( body.topLeft(), body.bottomRight() );
+ int page = 1;
+ do {
+ richText.draw( p, body.left(), body.top(), view, colorGroup() );
+ view.moveBy( 0, body.height() );
+ p.translate( 0 , -body.height() );
+ p.setFont( font );
+ p.drawText( view.right() - p.fontMetrics().width( Integer.toString(page) ),
+ view.bottom() + p.fontMetrics().ascent() + 5, Integer.toString(page) );
+ if ( view.top() >= richText.height() )
+ break;
+ printer.newPage();
+ page++;
+ } while (true);
+ }
+}
+
+void fileClose()
+{
+// delete currentEditor();
+ if ( currentEditor() != null )
+ currentEditor().viewport().setFocus();
+}
+
+void fileExit()
+{
+ qApp().quit();
+}
+
+void editUndo()
+{
+ if ( currentEditor() == null )
+ return;
+ currentEditor().undo();
+}
+
+void editRedo()
+{
+ if ( currentEditor() == null )
+ return;
+ currentEditor().redo();
+}
+
+void editCut()
+{
+ if ( currentEditor() == null )
+ return;
+ currentEditor().cut();
+}
+
+void editCopy()
+{
+ if ( currentEditor() == null )
+ return;
+ currentEditor().copy();
+}
+
+void editPaste()
+{
+ if ( currentEditor() == null )
+ return;
+ currentEditor().paste();
+}
+
+void textBold()
+{
+ if ( currentEditor() == null )
+ return;
+ currentEditor().setBold( actionTextBold.isOn() );
+}
+
+void textUnderline()
+{
+ if ( currentEditor() == null )
+ return;
+ currentEditor().setUnderline( actionTextUnderline.isOn() );
+}
+
+void textItalic()
+{
+ if ( currentEditor() == null )
+ return;
+ currentEditor().setItalic( actionTextItalic.isOn() );
+}
+
+void textFamily( String f )
+{
+ if ( currentEditor() == null )
+ return;
+ currentEditor().setFamily( f );
+ currentEditor().viewport().setFocus();
+}
+
+void textSize( String p )
+{
+ if ( currentEditor() == null )
+ return;
+ currentEditor().setPointSize( Integer.parseInt(p) );
+ currentEditor().viewport().setFocus();
+}
+
+void textStyle( int i )
+{
+ if ( currentEditor() == null )
+ return;
+ if ( i == 0 )
+ currentEditor().setParagType( QStyleSheetItem.DisplayBlock, QStyleSheetItem.ListDisc );
+ else if ( i == 1 )
+ currentEditor().setParagType( QStyleSheetItem.DisplayListItem, QStyleSheetItem.ListDisc );
+ else if ( i == 2 )
+ currentEditor().setParagType( QStyleSheetItem.DisplayListItem, QStyleSheetItem.ListCircle );
+ else if ( i == 3 )
+ currentEditor().setParagType( QStyleSheetItem.DisplayListItem, QStyleSheetItem.ListSquare );
+ else if ( i == 4 )
+ currentEditor().setParagType( QStyleSheetItem.DisplayListItem, QStyleSheetItem.ListDecimal );
+ else if ( i == 5 )
+ currentEditor().setParagType( QStyleSheetItem.DisplayListItem, QStyleSheetItem.ListLowerAlpha );
+ else if ( i == 6 )
+ currentEditor().setParagType( QStyleSheetItem.DisplayListItem, QStyleSheetItem.ListUpperAlpha );
+ currentEditor().viewport().setFocus();
+}
+
+void textColor()
+{
+ if ( currentEditor() == null )
+ return;
+ QColor col = QColorDialog.getColor( currentEditor().color(), this );
+ if ( !col.isValid() )
+ return;
+ currentEditor().setColor( col );
+ QPixmap pix = new QPixmap( 16, 16 );
+ pix.fill( black() );
+ actionTextColor.setIconSet( new QIconSet(pix) );
+}
+
+void textAlign( QAction a )
+{
+ if ( currentEditor() == null )
+ return;
+ if ( a == actionAlignLeft )
+ currentEditor().setAlignment( AlignLeft );
+ else if ( a == actionAlignCenter )
+ currentEditor().setAlignment( AlignHCenter );
+ else if ( a == actionAlignRight )
+ currentEditor().setAlignment( AlignRight );
+ else if ( a == actionAlignJustify )
+ currentEditor().setAlignment( AlignJustify );
+}
+
+void fontChanged( QFont f )
+{
+ comboFont.lineEdit().setText( f.family() );
+ comboSize.lineEdit().setText( Integer.toString( f.pointSize() ) );
+ actionTextBold.setOn( f.bold() );
+ actionTextItalic.setOn( f.italic() );
+ actionTextUnderline.setOn( f.underline() );
+}
+
+void colorChanged( QColor c )
+{
+ QPixmap pix = new QPixmap( 16, 16 );
+ pix.fill( c );
+ actionTextColor.setIconSet( new QIconSet(pix) );
+}
+
+void alignmentChanged( int a )
+{
+ if ( ( a == AlignAuto ) || ( a & AlignLeft ) != 0)
+ actionAlignLeft.setOn( true );
+ else if ( ( a & AlignHCenter ) != 0 )
+ actionAlignCenter.setOn( true );
+ else if ( ( a & AlignRight ) != 0 )
+ actionAlignRight.setOn( true );
+ else if ( ( a & AlignJustify ) != 0 )
+ actionAlignJustify.setOn( true );
+}
+
+void editorChanged( QWidget w )
+{
+ if ( currentEditor() == null )
+ return;
+ fontChanged( currentEditor().font() );
+ colorChanged( currentEditor().color() );
+ alignmentChanged( currentEditor().alignment() );
+}
+}