src/dolphinstatusbar.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz                                      *
   3  *   peter.penz@gmx.at                                                     *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program 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         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  19  ***************************************************************************/
  20
  21 #include "dolphinstatusbar.h"
  22 #include "dolphinview.h"
  23 #include "statusbarmessagelabel.h"
  24 #include "statusbarspaceinfo.h"
  25
  26 #include <QLabel>
  27 #include <QProgressBar>
  28 #include <QTimer>
  29
  30 #include <kiconloader.h>
  31 #include <kvbox.h>
  32
  33 DolphinStatusBar::DolphinStatusBar(DolphinView* parent) :
  34     KHBox(parent),
  35     m_messageLabel(0),
  36     m_spaceInfo(0),
  37     m_progressBar(0),
  38     m_progress(100)
  39 {
  40     setSpacing(4);
  41
  42     m_messageLabel = new StatusBarMessageLabel(this);
  43     m_messageLabel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
  44
  45     m_spaceInfo = new StatusBarSpaceInfo(this);
  46     m_spaceInfo->setUrl(parent->url());
  47
  48     m_progressText = new QLabel(this);
  49     m_progressText->hide();
  50
  51     m_progressBar = new QProgressBar(this);
  52     m_progressBar->hide();
  53
  54     m_progressTimer = new QTimer(this);
  55     connect(m_progressTimer, SIGNAL(timeout()),
  56             this, SLOT(slotProgressTimer()));
  57
  58     const QSize size(m_progressBar->sizeHint());
  59     m_progressBar->setMaximumWidth(200);
  60     setMinimumHeight(size.height());
  61     m_messageLabel->setMinimumTextHeight(size.height());
  62
  63     connect(parent, SIGNAL(signalUrlChanged(const KUrl&)),
  64             this, SLOT(slotUrlChanged(const KUrl&)));
  65 }
  66
  67
  68 DolphinStatusBar::~DolphinStatusBar()
  69 {
  70 }
  71
  72 void DolphinStatusBar::setMessage(const QString& msg,
  73                                   Type type)
  74 {
  75     m_messageLabel->setText(msg);
  76     if (msg.isEmpty() || (msg == m_defaultText)) {
  77         type = Default;
  78     }
  79     m_messageLabel->setType(type);
  80
  81     if ((type == Error) && (m_progress < 100)) {
  82         // If an error message is shown during a progress is ongoing,
  83         // the (never finishing) progress information should be hidden immediately
  84         // (invoking 'setProgress(100)' only leads to a delayed hiding).
  85         m_progressBar->hide();
  86         m_progressText->hide();
  87         setProgress(100);
  88     }
  89 }
  90
  91 DolphinStatusBar::Type DolphinStatusBar::type() const
  92 {
  93     return m_messageLabel->type();
  94 }
  95
  96 QString DolphinStatusBar::message() const
  97 {
  98     return m_messageLabel->text();
  99 }
 100
 101 void DolphinStatusBar::setProgressText(const QString& text)
 102 {
 103     m_progressText->setText(text);
 104 }
 105
 106 QString DolphinStatusBar::progressText() const
 107 {
 108     return m_progressText->text();
 109 }
 110
 111 void DolphinStatusBar::setProgress(int percent)
 112 {
 113     if (percent < 0) {
 114         percent = 0;
 115     }
 116     else if (percent > 100) {
 117         percent = 100;
 118     }
 119
 120     m_progress = percent;
 121     m_progressBar->setValue(m_progress);
 122     m_progressTimer->setSingleShot(true);
 123     m_progressTimer->start(300);
 124
 125     const QString msg(m_messageLabel->text());
 126     if (msg.isEmpty() || (msg == m_defaultText)) {
 127         if (percent == 0) {
 128             m_messageLabel->setText(QString::null);
 129             m_messageLabel->setType(Default);
 130         }
 131         else if (percent == 100) {
 132             m_messageLabel->setText(m_defaultText);
 133         }
 134     }
 135 }
 136
 137 void DolphinStatusBar::clear()
 138 {
 139     // TODO: check for timeout, so that it's prevented that
 140     // a message is cleared too early.
 141     m_messageLabel->setText(m_defaultText);
 142     m_messageLabel->setType(Default);
 143 }
 144
 145 void DolphinStatusBar::setDefaultText(const QString& text)
 146 {
 147     m_defaultText = text;
 148 }
 149
 150 void DolphinStatusBar::slotProgressTimer()
 151 {
 152     if (m_progress < 100) {
 153         // progress should be shown
 154         m_progressBar->show();
 155         m_progressText->show();
 156         m_spaceInfo->hide();
 157     }
 158     else {
 159         // progress should not be shown anymore
 160         m_progressBar->hide();
 161         m_progressText->hide();
 162         m_spaceInfo->show();
 163     }
 164 }
 165
 166 void DolphinStatusBar::slotUrlChanged(const KUrl& url)
 167 {
 168     m_spaceInfo->setUrl(url);
 169 }
 170
 171 #include "dolphinstatusbar.moc"