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     const QSize size(m_progressBar->sizeHint());
  55     m_progressBar->setMaximumWidth(200);
  56     setMinimumHeight(size.height());
  57     m_messageLabel->setMinimumTextHeight(size.height());
  58
  59     connect(parent, SIGNAL(urlChanged(const KUrl&)),
  60             this, SLOT(updateSpaceInfo(const KUrl&)));
  61 }
  62
  63
  64 DolphinStatusBar::~DolphinStatusBar()
  65 {
  66 }
  67
  68 void DolphinStatusBar::setMessage(const QString& msg,
  69                                   Type type)
  70 {
  71     m_messageLabel->setText(msg);
  72     m_messageLabel->setType(type);
  73
  74     if (type == Error) {
  75         // assure that enough space is available for the error message and
  76         // hide the space information and progress information
  77         m_spaceInfo->hide();
  78         m_progressBar->hide();
  79         m_progressText->hide();
  80     }
  81     else if (!m_progressBar->isVisible()) {
  82         m_spaceInfo->show();
  83     }
  84 }
  85
  86 DolphinStatusBar::Type DolphinStatusBar::type() const
  87 {
  88     return m_messageLabel->type();
  89 }
  90
  91 QString DolphinStatusBar::message() const
  92 {
  93     return m_messageLabel->text();
  94 }
  95
  96 void DolphinStatusBar::setProgressText(const QString& text)
  97 {
  98     m_progressText->setText(text);
  99 }
 100
 101 QString DolphinStatusBar::progressText() const
 102 {
 103     return m_progressText->text();
 104 }
 105
 106 void DolphinStatusBar::setProgress(int percent)
 107 {
 108     if (percent < 0) {
 109         percent = 0;
 110     }
 111     else if (percent > 100) {
 112         percent = 100;
 113     }
 114
 115     m_progress = percent;
 116     if (m_messageLabel->type() == Error) {
 117         // don't update any widget or status bar text if an
 118         // error message is shown
 119         return;
 120     }
 121
 122     m_progressBar->setValue(m_progress);
 123     if (!m_progressBar->isVisible() || (percent == 100)) {
 124         QTimer::singleShot(500, this, SLOT(updateProgressInfo()));
 125     }
 126
 127     const QString msg(m_messageLabel->text());
 128     if ((percent == 0) && !msg.isEmpty()) {
 129         setMessage(QString::null, Default);
 130     }
 131     else if ((percent == 100) && (msg != m_defaultText)) {
 132         setMessage(m_defaultText, Default);
 133     }
 134 }
 135
 136 void DolphinStatusBar::clear()
 137 {
 138     // TODO: check for timeout, so that it's prevented that
 139     // a message is cleared too early.
 140     setMessage(m_defaultText, Default);
 141 }
 142
 143 void DolphinStatusBar::setDefaultText(const QString& text)
 144 {
 145     m_defaultText = text;
 146 }
 147
 148 void DolphinStatusBar::updateProgressInfo()
 149 {
 150     const bool isErrorShown = (m_messageLabel->type() == Error);
 151     if (m_progress < 100) {
 152         // show the progress information and hide the space information
 153         m_spaceInfo->hide();
 154         if (!isErrorShown) {
 155             m_progressText->show();
 156             m_progressBar->show();
 157         }
 158     }
 159     else {
 160         // hide the progress information and show the space information
 161         m_progressText->hide();
 162         m_progressBar->hide();
 163         if (m_messageLabel->type() != Error) {
 164             m_spaceInfo->show();
 165         }
 166     }
 167 }
 168
 169 void DolphinStatusBar::updateSpaceInfo(const KUrl& url)
 170 {
 171     m_spaceInfo->setUrl(url);
 172 }
 173
 174 #include "dolphinstatusbar.moc"