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478 lines
16 KiB
478 lines
16 KiB
/****************************************************************************
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of an example program for TQt. This example
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** program may be used, distributed and modified without limitation.
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**
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*****************************************************************************/
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#include "textedit.h"
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#include <ntqtextedit.h>
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#include <ntqaction.h>
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#include <ntqmenubar.h>
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#include <ntqpopupmenu.h>
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#include <ntqtoolbar.h>
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#include <ntqtabwidget.h>
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#include <ntqapplication.h>
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#include <ntqfontdatabase.h>
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#include <ntqcombobox.h>
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#include <ntqlineedit.h>
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#include <ntqfileinfo.h>
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#include <ntqfile.h>
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#include <ntqfiledialog.h>
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#include <ntqprinter.h>
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#include <ntqpaintdevicemetrics.h>
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#include <ntqsimplerichtext.h>
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#include <ntqcolordialog.h>
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#include <ntqpainter.h>
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TextEdit::TextEdit( TQWidget *parent, const char *name )
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: TQMainWindow( parent, name, 0 )
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{
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setupFileActions();
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setupEditActions();
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setupTextActions();
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tabWidget = new TQTabWidget( this );
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connect( tabWidget, SIGNAL( currentChanged( TQWidget * ) ),
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this, SLOT( editorChanged( TQWidget * ) ) );
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setCentralWidget( tabWidget );
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}
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void TextEdit::setupFileActions()
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{
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TQToolBar *tb = new TQToolBar( this );
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TQPopupMenu *menu = new TQPopupMenu( this );
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menuBar()->insertItem( tr( "&File" ), menu );
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TQAction *a;
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a = new TQAction( tr( "New" ), TQPixmap( "textdrawing/filenew.png" ), tr( "&New..." ), CTRL + Key_N, this, "fileNew" );
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connect( a, SIGNAL( activated() ), this, SLOT( fileNew() ) );
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a->addTo( tb );
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a->addTo( menu );
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a = new TQAction( tr( "Open" ), TQPixmap( "textdrawing/fileopen.png" ), tr( "&Open..." ), CTRL + Key_O, this, "fileOpen" );
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connect( a, SIGNAL( activated() ), this, SLOT( fileOpen() ) );
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a->addTo( tb );
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a->addTo( menu );
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menu->insertSeparator();
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a = new TQAction( tr( "Save" ), TQPixmap( "textdrawing/filesave.png" ), tr( "&Save..." ), CTRL + Key_S, this, "fileSave" );
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connect( a, SIGNAL( activated() ), this, SLOT( fileSave() ) );
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a->addTo( tb );
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a->addTo( menu );
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a = new TQAction( tr( "Save As" ), TQPixmap(), tr( "Save &As..." ), 0, this, "fileSaveAs" );
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connect( a, SIGNAL( activated() ), this, SLOT( fileSaveAs() ) );
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a->addTo( menu );
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menu->insertSeparator();
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a = new TQAction( tr( "Print" ), TQPixmap( "textdrawing/print.png" ), tr( "&Print..." ), CTRL + Key_P, this, "filePrint" );
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connect( a, SIGNAL( activated() ), this, SLOT( filePrint() ) );
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a->addTo( tb );
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a->addTo( menu );
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a = new TQAction( tr( "Close" ), TQPixmap(), tr( "&Close" ), 0, this, "fileClose" );
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connect( a, SIGNAL( activated() ), this, SLOT( fileClose() ) );
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a->addTo( menu );
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}
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void TextEdit::setupEditActions()
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{
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TQToolBar *tb = new TQToolBar( this );
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TQPopupMenu *menu = new TQPopupMenu( this );
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menuBar()->insertItem( tr( "&Edit" ), menu );
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TQAction *a;
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a = new TQAction( tr( "Undo" ), TQPixmap( "textdrawing/undo.png" ), tr( "&Undo" ), CTRL + Key_Z, this, "editUndo" );
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connect( a, SIGNAL( activated() ), this, SLOT( editUndo() ) );
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a->addTo( tb );
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a->addTo( menu );
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a = new TQAction( tr( "Redo" ), TQPixmap( "textdrawing/redo.png" ), tr( "&Redo" ), CTRL + Key_Y, this, "editRedo" );
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connect( a, SIGNAL( activated() ), this, SLOT( editRedo() ) );
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a->addTo( tb );
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a->addTo( menu );
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menu->insertSeparator();
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a = new TQAction( tr( "Cut" ), TQPixmap( "textdrawing/editcut.png" ), tr( "&Cut" ), CTRL + Key_X, this, "editCut" );
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connect( a, SIGNAL( activated() ), this, SLOT( editCut() ) );
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a->addTo( tb );
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a->addTo( menu );
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a = new TQAction( tr( "Copy" ), TQPixmap( "textdrawing/editcopy.png" ), tr( "C&opy" ), CTRL + Key_C, this, "editCopy" );
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connect( a, SIGNAL( activated() ), this, SLOT( editCopy() ) );
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a->addTo( tb );
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a->addTo( menu );
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a = new TQAction( tr( "Paste" ), TQPixmap( "textdrawing/editpaste.png" ), tr( "&Paste" ), CTRL + Key_V, this, "editPaste" );
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connect( a, SIGNAL( activated() ), this, SLOT( editPaste() ) );
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a->addTo( tb );
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a->addTo( menu );
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}
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void TextEdit::setupTextActions()
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{
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TQToolBar *tb = new TQToolBar( this );
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TQPopupMenu *menu = new TQPopupMenu( this );
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menuBar()->insertItem( tr( "For&mat" ), menu );
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comboStyle = new TQComboBox( FALSE, tb );
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comboStyle->insertItem( tr("Standard") );
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comboStyle->insertItem( tr("Bullet List (Disc)") );
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comboStyle->insertItem( tr("Bullet List (Circle)") );
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comboStyle->insertItem( tr("Bullet List (Square)") );
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comboStyle->insertItem( tr("Ordered List (Decimal)") );
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comboStyle->insertItem( tr("Ordered List (Alpha lower)") );
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comboStyle->insertItem( tr("Ordered List (Alpha upper)") );
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connect( comboStyle, SIGNAL( activated( int ) ),
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this, SLOT( textStyle( int ) ) );
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comboFont = new TQComboBox( TRUE, tb );
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TQFontDatabase db;
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comboFont->insertStringList( db.families() );
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connect( comboFont, SIGNAL( activated( const TQString & ) ),
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this, SLOT( textFamily( const TQString & ) ) );
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comboFont->lineEdit()->setText( TQApplication::font().family() );
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comboSize = new TQComboBox( TRUE, tb );
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TQValueList<int> sizes = db.standardSizes();
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TQValueList<int>::Iterator it = sizes.begin();
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for ( ; it != sizes.end(); ++it )
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comboSize->insertItem( TQString::number( *it ) );
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connect( comboSize, SIGNAL( activated( const TQString & ) ),
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this, SLOT( textSize( const TQString & ) ) );
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comboSize->lineEdit()->setText( TQString::number( TQApplication::font().pointSize() ) );
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actionTextBold = new TQAction( tr( "Bold" ), TQPixmap( "textdrawing/textbold.png" ), tr( "&Bold" ), CTRL + Key_B, this, "textBold" );
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connect( actionTextBold, SIGNAL( activated() ), this, SLOT( textBold() ) );
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actionTextBold->addTo( tb );
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actionTextBold->addTo( menu );
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actionTextBold->setToggleAction( TRUE );
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actionTextItalic = new TQAction( tr( "Italic" ), TQPixmap( "textdrawing/textitalic.png" ), tr( "&Italic" ), CTRL + Key_I, this, "textItalic" );
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connect( actionTextItalic, SIGNAL( activated() ), this, SLOT( textItalic() ) );
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actionTextItalic->addTo( tb );
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actionTextItalic->addTo( menu );
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actionTextItalic->setToggleAction( TRUE );
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actionTextUnderline = new TQAction( tr( "Underline" ), TQPixmap( "textdrawing/textunderline.png" ), tr( "&Underline" ), CTRL + Key_U, this, "textUnderline" );
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connect( actionTextUnderline, SIGNAL( activated() ), this, SLOT( textUnderline() ) );
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actionTextUnderline->addTo( tb );
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actionTextUnderline->addTo( menu );
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actionTextUnderline->setToggleAction( TRUE );
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menu->insertSeparator();
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TQActionGroup *grp = new TQActionGroup( this );
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grp->setExclusive( TRUE );
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connect( grp, SIGNAL( selected( TQAction* ) ), this, SLOT( textAlign( TQAction* ) ) );
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actionAlignLeft = new TQAction( tr( "Left" ), TQPixmap( "textdrawing/textleft.png" ), tr( "&Left" ), CTRL + Key_L, grp, "textLeft" );
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actionAlignLeft->addTo( tb );
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actionAlignLeft->addTo( menu );
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actionAlignLeft->setToggleAction( TRUE );
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actionAlignCenter = new TQAction( tr( "Center" ), TQPixmap( "textdrawing/textcenter.png" ), tr( "C&enter" ), CTRL + Key_M, grp, "textCenter" );
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actionAlignCenter->addTo( tb );
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actionAlignCenter->addTo( menu );
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actionAlignCenter->setToggleAction( TRUE );
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actionAlignRight = new TQAction( tr( "Right" ), TQPixmap( "textdrawing/textright.png" ), tr( "&Right" ), CTRL + Key_R, grp, "textRight" );
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actionAlignRight->addTo( tb );
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actionAlignRight->addTo( menu );
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actionAlignRight->setToggleAction( TRUE );
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actionAlignJustify = new TQAction( tr( "Justify" ), TQPixmap( "textdrawing/textjustify.png" ), tr( "&Justify" ), CTRL + Key_J, grp, "textjustify" );
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actionAlignJustify->addTo( tb );
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actionAlignJustify->addTo( menu );
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actionAlignJustify->setToggleAction( TRUE );
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menu->insertSeparator();
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TQPixmap pix( 16, 16 );
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pix.fill( black );
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actionTextColor = new TQAction( tr( "Color" ), pix, tr( "&Color..." ), 0, this, "textColor" );
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connect( actionTextColor, SIGNAL( activated() ), this, SLOT( textColor() ) );
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actionTextColor->addTo( tb );
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actionTextColor->addTo( menu );
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}
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void TextEdit::load( const TQString &f )
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{
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if ( !TQFile::exists( f ) )
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return;
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TQTextEdit *edit = new TQTextEdit( tabWidget );
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doConnections( edit );
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tabWidget->addTab( edit, TQFileInfo( f ).fileName() );
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TQFile fl( f );
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fl.open( IO_ReadOnly );
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TQByteArray array = fl.readAll();
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array.resize( array.size() +1 );
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array[ (int)array.size() - 1 ] = '\0';
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TQString text = ( f.find( "bidi.txt" ) != -1 ? TQString::fromUtf8( array.data() ) : TQString::fromLatin1( array.data() ) );
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edit->setText( text );
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edit->viewport()->setFocus();
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edit->setTextFormat( TQt::RichText );
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}
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TQTextEdit *TextEdit::currentEditor() const
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{
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if ( tabWidget->currentPage() &&
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tabWidget->currentPage()->inherits( "TQTextEdit" ) )
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return (TQTextEdit*)tabWidget->currentPage();
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return 0;
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}
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void TextEdit::doConnections( TQTextEdit *e )
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{
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connect( e, SIGNAL( currentFontChanged( const TQFont & ) ),
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this, SLOT( fontChanged( const TQFont & ) ) );
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connect( e, SIGNAL( currentColorChanged( const TQColor & ) ),
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this, SLOT( colorChanged( const TQColor & ) ) );
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connect( e, SIGNAL( currentAlignmentChanged( int ) ),
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this, SLOT( alignmentChanged( int ) ) );
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}
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void TextEdit::fileNew()
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{
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TQTextEdit *edit = new TQTextEdit( tabWidget );
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doConnections( edit );
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tabWidget->addTab( edit, tr( "noname" ) );
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tabWidget->showPage( edit );
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edit->viewport()->setFocus();
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}
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void TextEdit::fileOpen()
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{
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TQString fn = TQFileDialog::getOpenFileName( TQString::null, tr( "HTML-Files (*.htm *.html);;All Files (*)" ), this );
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if ( !fn.isEmpty() )
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load( fn );
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}
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void TextEdit::fileSave()
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{
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if ( !currentEditor() )
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return;
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TQString fn;
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if ( filenames.find( currentEditor() ) == filenames.end() ) {
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fileSaveAs();
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} else {
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TQFile file( *filenames.find( currentEditor() ) );
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if ( !file.open( IO_WriteOnly ) )
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return;
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TQTextStream ts( &file );
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ts << currentEditor()->text();
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}
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}
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void TextEdit::fileSaveAs()
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{
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if ( !currentEditor() )
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return;
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TQString fn = TQFileDialog::getSaveFileName( TQString::null, tr( "HTML-Files (*.htm *.html);;All Files (*)" ), this );
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if ( !fn.isEmpty() ) {
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filenames.replace( currentEditor(), fn );
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fileSave();
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tabWidget->setTabLabel( currentEditor(), TQFileInfo( fn ).fileName() );
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}
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}
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void TextEdit::filePrint()
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{
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if ( !currentEditor() )
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return;
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#ifndef QT_NO_PRINTER
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TQPrinter printer;
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printer.setFullPage(TRUE);
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TQPaintDeviceMetrics screen( this );
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printer.setResolution( screen.logicalDpiY() );
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if ( printer.setup( this ) ) {
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TQPainter p( &printer );
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TQPaintDeviceMetrics metrics( p.device() );
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int dpix = metrics.logicalDpiX();
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int dpiy = metrics.logicalDpiY();
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const int margin = 72; // pt
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TQRect body( margin * dpix / 72, margin * dpiy / 72,
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metrics.width() - margin * dpix / 72 * 2,
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metrics.height() - margin * dpiy / 72 * 2 );
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TQFont font( "times", 10 );
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TQSimpleRichText richText( currentEditor()->text(), font, currentEditor()->context(), currentEditor()->styleSheet(),
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currentEditor()->mimeSourceFactory(), body.height() );
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richText.setWidth( &p, body.width() );
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TQRect view( body );
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int page = 1;
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do {
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richText.draw( &p, body.left(), body.top(), view, colorGroup() );
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view.moveBy( 0, body.height() );
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p.translate( 0 , -body.height() );
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p.setFont( font );
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p.drawText( view.right() - p.fontMetrics().width( TQString::number( page ) ),
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view.bottom() + p.fontMetrics().ascent() + 5, TQString::number( page ) );
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if ( view.top() >= richText.height() )
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break;
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printer.newPage();
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page++;
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} while (TRUE);
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}
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#endif
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}
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void TextEdit::fileClose()
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{
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delete currentEditor();
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if ( currentEditor() )
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currentEditor()->viewport()->setFocus();
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}
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void TextEdit::fileExit()
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{
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tqApp->quit();
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}
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void TextEdit::editUndo()
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{
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if ( !currentEditor() )
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return;
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currentEditor()->undo();
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}
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void TextEdit::editRedo()
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{
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if ( !currentEditor() )
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return;
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currentEditor()->redo();
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}
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void TextEdit::editCut()
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{
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if ( !currentEditor() )
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return;
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currentEditor()->cut();
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}
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void TextEdit::editCopy()
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{
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if ( !currentEditor() )
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return;
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currentEditor()->copy();
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}
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void TextEdit::editPaste()
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{
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if ( !currentEditor() )
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return;
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currentEditor()->paste();
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}
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void TextEdit::textBold()
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{
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if ( !currentEditor() )
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return;
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currentEditor()->setBold( actionTextBold->isOn() );
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}
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void TextEdit::textUnderline()
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{
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if ( !currentEditor() )
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return;
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currentEditor()->setUnderline( actionTextUnderline->isOn() );
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}
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void TextEdit::textItalic()
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{
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if ( !currentEditor() )
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return;
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currentEditor()->setItalic( actionTextItalic->isOn() );
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}
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void TextEdit::textFamily( const TQString &f )
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{
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if ( !currentEditor() )
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return;
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currentEditor()->setFamily( f );
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currentEditor()->viewport()->setFocus();
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}
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void TextEdit::textSize( const TQString &p )
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{
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if ( !currentEditor() )
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return;
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currentEditor()->setPointSize( p.toInt() );
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currentEditor()->viewport()->setFocus();
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}
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void TextEdit::textStyle( int i )
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{
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if ( !currentEditor() )
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return;
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if ( i == 0 )
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currentEditor()->setParagType( TQStyleSheetItem::DisplayBlock, TQStyleSheetItem::ListDisc );
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else if ( i == 1 )
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currentEditor()->setParagType( TQStyleSheetItem::DisplayListItem, TQStyleSheetItem::ListDisc );
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else if ( i == 2 )
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currentEditor()->setParagType( TQStyleSheetItem::DisplayListItem, TQStyleSheetItem::ListCircle );
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else if ( i == 3 )
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currentEditor()->setParagType( TQStyleSheetItem::DisplayListItem, TQStyleSheetItem::ListSquare );
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else if ( i == 4 )
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currentEditor()->setParagType( TQStyleSheetItem::DisplayListItem, TQStyleSheetItem::ListDecimal );
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else if ( i == 5 )
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currentEditor()->setParagType( TQStyleSheetItem::DisplayListItem, TQStyleSheetItem::ListLowerAlpha );
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else if ( i == 6 )
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currentEditor()->setParagType( TQStyleSheetItem::DisplayListItem, TQStyleSheetItem::ListUpperAlpha );
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currentEditor()->viewport()->setFocus();
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}
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void TextEdit::textColor()
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{
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if ( !currentEditor() )
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return;
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TQColor col = TQColorDialog::getColor( currentEditor()->color(), this );
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if ( !col.isValid() )
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return;
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currentEditor()->setColor( col );
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TQPixmap pix( 16, 16 );
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pix.fill( col );
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actionTextColor->setIconSet( pix );
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}
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void TextEdit::textAlign( TQAction *a )
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{
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if ( !currentEditor() )
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return;
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if ( a == actionAlignLeft )
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currentEditor()->setAlignment( AlignLeft );
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else if ( a == actionAlignCenter )
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currentEditor()->setAlignment( AlignHCenter );
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else if ( a == actionAlignRight )
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currentEditor()->setAlignment( AlignRight );
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else if ( a == actionAlignJustify )
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currentEditor()->setAlignment( AlignJustify );
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}
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void TextEdit::fontChanged( const TQFont &f )
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{
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comboFont->lineEdit()->setText( f.family() );
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comboSize->lineEdit()->setText( TQString::number( f.pointSize() ) );
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actionTextBold->setOn( f.bold() );
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actionTextItalic->setOn( f.italic() );
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actionTextUnderline->setOn( f.underline() );
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}
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|
|
|
void TextEdit::colorChanged( const TQColor &c )
|
|
{
|
|
TQPixmap pix( 16, 16 );
|
|
pix.fill( c );
|
|
actionTextColor->setIconSet( pix );
|
|
}
|
|
|
|
void TextEdit::alignmentChanged( int a )
|
|
{
|
|
if ( ( a == AlignAuto ) || ( a & AlignLeft ))
|
|
actionAlignLeft->setOn( TRUE );
|
|
else if ( ( a & AlignHCenter ) )
|
|
actionAlignCenter->setOn( TRUE );
|
|
else if ( ( a & AlignRight ) )
|
|
actionAlignRight->setOn( TRUE );
|
|
else if ( ( a & AlignJustify ) )
|
|
actionAlignJustify->setOn( TRUE );
|
|
}
|
|
|
|
void TextEdit::editorChanged( TQWidget * )
|
|
{
|
|
if ( !currentEditor() )
|
|
return;
|
|
fontChanged( currentEditor()->font() );
|
|
colorChanged( currentEditor()->color() );
|
|
alignmentChanged( currentEditor()->alignment() );
|
|
}
|