kdeui/kstatusbar.cpp

   1 /* This file is part of the KDE libraries
   2     Copyright (C) 1997 Mark Donohoe (donohoe@kde.org)
   3               (C) 1997,1998, 2000 Sven Radej (radej@kde.org)
   4
   5     This library is free software; you can redistribute it and/or
   6     modify it under the terms of the GNU Library General Public
   7     License as published by the Free Software Foundation; either
   8     version 2 of the License, or (at your option) any later version.
   9
  10     This library is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13     Library General Public License for more details.
  14
  15     You should have received a copy of the GNU Library General Public License
  16     along with this library; see the file COPYING.LIB.  If not, write to
  17     the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
  18     Boston, MA 02110-1301, USA.
  19 */
  20
  21 #include <kdebug.h>
  22 #include <kstatusbar.h>
  23 #include <kconfig.h>
  24 #include <kglobal.h>
  25
  26
  27 KStatusBarLabel::KStatusBarLabel( const QString& text, int _id,
  28                                  KStatusBar *parent, const char *name) :
  29   QLabel( parent, name)
  30 {
  31   id = _id;
  32
  33   setText( text );
  34
  35   // umm... Mosfet? Can you help here?
  36
  37   // Warning: QStatusBar draws shaded rectangle around every item - which
  38   // IMHO is stupid.
  39   // So NoFrame|Plain is the best you get. the problem is that only in case of
  40   // StyledPanel|Something you get QFrame to call QStyle::drawPanel().
  41
  42   setLineWidth  (0);
  43   setFrameStyle (QFrame::NoFrame);
  44
  45   setAlignment( AlignHCenter | AlignVCenter | SingleLine );
  46
  47   connect (this, SIGNAL(itemPressed(int)), parent, SIGNAL(pressed(int)));
  48   connect (this, SIGNAL(itemReleased(int)), parent, SIGNAL(released(int)));
  49 }
  50
  51 void KStatusBarLabel::mousePressEvent (QMouseEvent *)
  52 {
  53   emit itemPressed (id);
  54 }
  55
  56 void KStatusBarLabel::mouseReleaseEvent (QMouseEvent *)
  57 {
  58   emit itemReleased (id);
  59 }
  60
  61 KStatusBar::KStatusBar( QWidget *parent, const char *name )
  62   : QStatusBar( parent, name )
  63 {
  64   // make the size grip stuff configurable
  65   // ...but off by default (sven)
  66   KConfig *config = KGlobal::config();
  67   QString group(config->group());
  68   config->setGroup(QString::fromLatin1("StatusBar style"));
  69   bool grip_enabled = config->readBoolEntry(QString::fromLatin1("SizeGripEnabled"), false);
  70   setSizeGripEnabled(grip_enabled);
  71   config->setGroup(group);
  72 }
  73
  74 KStatusBar::~KStatusBar ()
  75 {
  76 }
  77
  78 void KStatusBar::insertItem( const QString& text, int id, int stretch, bool permanent)
  79 {
  80   if (items[id])
  81     kdDebug() << "KStatusBar::insertItem: item id " << id << " already exists." << endl;
  82
  83   KStatusBarLabel *l = new KStatusBarLabel (text, id, this);
  84   l->setFixedHeight(fontMetrics().height()+2);
  85   items.insert(id, l);
  86   addWidget (l, stretch, permanent);
  87   l->show();
  88 }
  89
  90 void KStatusBar::removeItem (int id)
  91 {
  92   KStatusBarLabel *l = items[id];
  93   if (l)
  94   {
  95     removeWidget (l);
  96     items.remove(id);
  97     delete l;
  98   }
  99   else
 100     kdDebug() << "KStatusBar::removeItem: bad item id: " << id << endl;
 101 }
 102
 103 bool KStatusBar::hasItem( int id ) const
 104 {
 105   KStatusBarLabel *l = items[id];
 106   if (l)
 107     return true;
 108   else
 109     return false;
 110 }
 111
 112 void KStatusBar::changeItem( const QString& text, int id )
 113 {
 114   KStatusBarLabel *l = items[id];
 115   if (l)
 116   {
 117     l->setText(text);
 118     if(l->minimumWidth () != l->maximumWidth ())
 119     {
 120       reformat();
 121     }
 122   }
 123   else
 124     kdDebug() << "KStatusBar::changeItem: bad item id: " << id << endl;
 125 }
 126
 127 void KStatusBar::setItemAlignment (int id, int align)
 128 {
 129   KStatusBarLabel *l = items[id];
 130   if (l)
 131   {
 132     l->setAlignment(align);
 133   }
 134   else
 135     kdDebug() << "KStatusBar::setItemAlignment: bad item id: " << id << endl;
 136 }
 137
 138 void KStatusBar::setItemFixed(int id, int w)
 139 {
 140   KStatusBarLabel *l = items[id];
 141   if (l)
 142   {
 143     if (w==-1)
 144       w=fontMetrics().boundingRect(l->text()).width()+3;
 145
 146     l->setFixedWidth(w);
 147   }
 148   else
 149     kdDebug() << "KStatusBar::setItemFixed: bad item id: " << id << endl;
 150 }
 151
 152 #include "kstatusbar.moc"
 153
 154 //Eh!!!
 155 //Eh what ? :)
 156