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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><!-- /home/reggie/tmp/qt-3.0-reggie-5401/qt-x11-commercial-3.0.5/extensions/xt/examples/mainlyQt/editor.doc:1 --><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>Editors in a Qt main window</title><style type="text/css"><!--h3.fn,span.fn { margin-left: 1cm; text-indent: -1cm; }a:link { color: #004faf; text-decoration: none }a:visited { color: #672967; text-decoration: none }body { background: #ffffff; color: black; }--></style></head><body><table border="0" cellpadding="0" cellspacing="0" width="100%"><tr bgcolor="#E5E5E5"><td valign=center> <a href="index.html"><font color="#004faf">Home</font></a> | <a href="classes.html"><font color="#004faf">All Classes</font></a> | <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> | <a href="annotated.html"><font color="#004faf">Annotated</font></a> | <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> | <a href="functions.html"><font color="#004faf">Functions</font></a></td><td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>Editors in a Qt main window</h1> <p> <p> <p> This example shows two simple text editors, with most of theprogram written in Qt. One editor is a Qt QMultiLineEdit, theother is an Athena Widgets text widget. They are bound togetherin a Qt main window.<p> <hr><p> Implementation:<p> <pre>#include <<a href="qmainwindow-h.html">qmainwindow.h</a>>#include <<a href="qmultilineedit-h.html">qmultilineedit.h</a>>#include <<a href="qpainter-h.html">qpainter.h</a>>#include <<a href="qmessagebox-h.html">qmessagebox.h</a>>#include <<a href="qpopupmenu-h.html">qpopupmenu.h</a>>#include <<a href="qmenubar-h.html">qmenubar.h</a>>#include <<a href="qsplitter-h.html">qsplitter.h</a>>#include "qxt.h"#include <X11/IntrinsicP.h>#include <X11/Shell.h>#include <X11/StringDefs.h>#include <X11/Xaw/AsciiText.h>static const char* QTEDMSG = "This is a Qt widget.\nIt is a QMultiLineEdit.";static const char* XTEDMSG = "This is an Xt widget.\nIt is an asciiTextWidgetClass.";class EncapsulatedXtWidget : public <a href="qxtwidget.html">QXtWidget</a> { Widget editor;public: EncapsulatedXtWidget(QWidget* parent) : <a href="qxtwidget.html">QXtWidget</a>( "shell", topLevelShellWidgetClass, parent ) { Arg args[20]; Cardinal nargs=0; XtSetArg(args[nargs], XtNeditType, XawtextEdit); nargs++; XtSetArg(args[nargs], XtNstring, XTEDMSG); nargs++; editor = XtCreateWidget( "editor", asciiTextWidgetClass, xtWidget(), args, nargs); XtRealizeWidget( editor ); XtMapWidget( editor ); } void resizeEvent( <a href="qresizeevent.html">QResizeEvent</a>* e ) {<a name="x2565"></a> QXtWidget::<a href="qwidget.html#resizeEvent">resizeEvent</a>( e ); XtResizeWidget( editor, width(), height(), 2 ); }};class TwoEditors : public <a href="qmainwindow.html">QMainWindow</a> { <a href="qmultilineedit.html">QMultiLineEdit</a>* qtchild; EncapsulatedXtWidget* xtchild;public: TwoEditors() : <a href="qmainwindow.html">QMainWindow</a>( 0, "mainWindow") { <a href="qpopupmenu.html">QPopupMenu</a>* file = new <a href="qpopupmenu.html">QPopupMenu</a>( this ); file-><a href="qmenudata.html#insertItem">insertItem</a>("E&xit", qApp, SLOT( <a href="qapplication.html#quit">quit</a>() ) ); menuBar()->insertItem( "&File", file ); statusBar(); <a href="qsplitter.html">QSplitter</a>* splitter = new <a href="qsplitter.html">QSplitter</a>( this );<a name="x2563"></a> splitter-><a href="qsplitter.html#setOpaqueResize">setOpaqueResize</a>( TRUE ); setCentralWidget( splitter ); xtchild = new EncapsulatedXtWidget( splitter ); qtchild = new <a href="qmultilineedit.html">QMultiLineEdit</a>( splitter ); qtchild-><a href="qtextedit.html#setText">setText</a>(QTEDMSG); }};int main(int argc, char** argv){ <a href="qxtapplication.html">QXtApplication</a> app(argc, argv, "TwoEditors"); TwoEditors m; app.<a href="qapplication.html#setMainWidget">setMainWidget</a>(&m); m.<a href="qwidget.html#show">show</a>(); return app.<a href="qapplication.html#exec">exec</a>();}</pre><p> <p>See also <a href="xt-motif-examples.html">Qt Xt/Motif Support Extension</a>.<!-- eof --><p><address><hr><div align=center><table width=100% cellspacing=0 border=0><tr><td>Copyright © 2002 <a href="http://www.trolltech.com">Trolltech</a><td><a href="http://www.trolltech.com/trademarks.html">Trademarks</a><td align=right><div align=right>Qt version 3.0.5</div></table></div></address></body></html>?? 快捷鍵說明
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