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# kwhatsthismanager.cpp

    00001 /*  This file is part of the KDE Libraries
    00002  *  Copyright (C) 2004 Peter Rockai (mornfall) <mornfall@danill.sk>
    00003  *
    00004  *  This library is free software; you can redistribute it and/or
    00005  *  modify it under the terms of the GNU Library General Public
    00006  *  License as published by the Free Software Foundation; either
    00007  *  version 2 of the License, or (at your option) any later version.
    00008  *
    00009  *  This library is distributed in the hope that it will be useful,
    00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012  *  Library General Public License for more details.
    00013  *
    00014  *  You should have received a copy of the GNU Library General Public License
    00015  *  along with this library; see the file COPYING.LIB.  If not, write to
    00016  *  the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00017  *  Boston, MA 02111-1307, USA.
    00018  */
    00019 #include "kwhatsthismanager_p.h"
    00020 #include "qwhatsthis.h"
    00021 #include <qvariant.h>
    00022 #include <kdebug.h>
    00023 #include <qtextedit.h>
    00024 #include <klocale.h>
    00025 #include <kapplication.h>
    00026
    00027 KWhatsThisManager *KWhatsThisManager::s_instance = 0;
    00028
    00029 class KWhatsThisUndefined : public QWhatsThis
    00030 {
    00031     public:
    00032         KWhatsThisUndefined (QWidget *);
    00033         QString text (const QPoint &);
    00034     public slots:
    00035         bool clicked (const QString &);
    00036     protected:
    00037         QWidget *m_widget;
    00038 };
    00039
    00040 KWhatsThisUndefined::KWhatsThisUndefined (QWidget *w)
    00041     : QWhatsThis (w)
    00042 {
    00043     m_widget = w;
    00044 }
    00045
    00046 QString KWhatsThisUndefined::text (const QPoint &)
    00047 {
    00048     if (!m_widget)
    00049         return "";
    00050     QString txt = i18n ("<b>Not Defined</b><br>There is no \"What's This\""
    00051             " help assigned to this widget. If you want to help us and "
    00052             " describe the widget, you are welcome to <a href=\"submit"
    00053             "-whatsthis\">send us \"What's This\" help</a> for it.");
    00054     QString parent;
    00055     if (m_widget -> parentWidget ())
    00056         parent = QWhatsThis::textFor (m_widget -> parentWidget ());
    00057         if (parent != txt)
    00058             if (! parent . isEmpty ())
    00059                 return parent;
    00060     return txt;
    00061 }
    00062
    00063 bool KWhatsThisUndefined::clicked (const QString& href)
    00064 {
    00065     if (href == "submit-whatsthis") {
    00066         QWidget *w = m_widget;
    00067         QString body;
    00068         body . append ("Widget text: '" + (m_widget -> property ("text") . toString ()) + "'\n");
    00069         QString dsc = QString ("current --> ") + m_widget -> name ();
    00070         dsc . append (QString (" (") + m_widget -> className () + ")\n");
    00071         for (w = m_widget; w && w != m_widget -> topLevelWidget (); w = w -> parentWidget ()) {
    00072             dsc . append (w -> name ());
    00073             dsc . append (QString (" (") + w -> className () + ")\n");
    00074         }
    00075         w = m_widget -> topLevelWidget ();
    00076         if (w) {
    00077             dsc . append ("toplevel --> ");
    00078             dsc . append (w -> name ());
    00079             dsc . append (QString (" (") + w -> className () + ")\n");
    00080         }
    00081         body . append (dsc);
    00082         QString subj ("What's This submission: ");
    00083         subj . append (qApp -> argv () [0]);
    00084         body . append ("\nPlease type in your what's this help between these lines: "
    00085                 "\n--%-----------------------------------------------------------------------\n"
    00086                 "\n--%-----------------------------------------------------------------------");
    00087         kapp -> invokeMailer ("quality-whatsthis@kde.org", "", "", subj, body);
    00088     }
    00089     return TRUE;
    00090 }
    00091
    00092 void KWhatsThisManager::init ()
    00093 {
    00094     if (s_instance)
    00095         return;
    00096     s_instance = new KWhatsThisManager;
    00097 }
    00098
    00099 KWhatsThisManager::KWhatsThisManager ()
    00100 {
    00101     // go away...
    00102     // qApp -> installEventFilter (this);
    00103 }
    00104
    00105 bool KWhatsThisManager::eventFilter (QObject * /*o*/, QEvent *e)
    00106 {
    00107     if (e -> type () == QEvent::ChildInserted) {
    00108         QChildEvent *ce = (QChildEvent *)e;
    00109         // kdDebug () << "new qobject:" << ce -> child () << endl;
    00110         if (ce -> child () -> isWidgetType ()) {
    00111             QWidget *w = (QWidget *) (ce -> child ());
    00112             // kdDebug () << "new qwidget:" << w << endl;
    00113             if (QWhatsThis::textFor (w) . isEmpty ())
    00114                 new KWhatsThisUndefined (w);
    00115         }
    00116     }
    00117     return false;
    00118 }
    00119
    00120 #include "kwhatsthismanager_p.moc"
    00121

This file is part of the documentation for kdeui Library Version 3.4.1.
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