***************************************************************************/
#include "dolphinstatusbar.h"
+#include "settings/dolphinsettings.h"
#include "dolphinview.h"
+#include "dolphin_generalsettings.h"
#include "statusbarmessagelabel.h"
#include "statusbarspaceinfo.h"
+#include "zoomlevelinfo.h"
+#include <QApplication>
+#include <QHBoxLayout>
#include <QLabel>
#include <QProgressBar>
+#include <QToolButton>
#include <QTimer>
#include <kiconloader.h>
+#include <kicon.h>
+#include <klocale.h>
#include <kvbox.h>
-DolphinStatusBar::DolphinStatusBar(DolphinView* parent) :
+DolphinStatusBar::DolphinStatusBar(QWidget* parent, DolphinView* view) :
KHBox(parent),
+ m_view(view),
m_messageLabel(0),
m_spaceInfo(0),
+ m_zoomWidget(0),
+ m_zoomOut(0),
+ m_zoomSlider(0),
+ m_zoomIn(0),
m_progressBar(0),
m_progress(100)
{
+ setMargin(0);
setSpacing(4);
+ connect(m_view, SIGNAL(urlChanged(const KUrl&)),
+ this, SLOT(updateSpaceInfoContent(const KUrl&)));
+
+ // initialize message label
m_messageLabel = new StatusBarMessageLabel(this);
m_messageLabel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
+ // initialize zoom slider
+ m_zoomWidget = new QWidget(this);
+
+ m_zoomOut = new QToolButton(m_zoomWidget);
+ m_zoomOut->setIcon(KIcon("zoom-out"));
+ m_zoomOut->setAutoRaise(true);
+
+ m_zoomSlider = new QSlider(Qt::Horizontal, m_zoomWidget);
+ m_zoomSlider->setPageStep(1);
+
+ const int min = ZoomLevelInfo::minimumLevel();
+ const int max = ZoomLevelInfo::maximumLevel();
+ m_zoomSlider->setRange(min, max);
+ m_zoomSlider->setValue(view->zoomLevel());
+ updateZoomSliderToolTip(view->zoomLevel());
+
+ m_zoomIn = new QToolButton(m_zoomWidget);
+ m_zoomIn->setIcon(KIcon("zoom-in"));
+ m_zoomIn->setAutoRaise(true);
+
+ QHBoxLayout* zoomWidgetLayout = new QHBoxLayout(m_zoomWidget);
+ zoomWidgetLayout->setSpacing(0);
+ zoomWidgetLayout->setMargin(0);
+ zoomWidgetLayout->addWidget(m_zoomOut);
+ zoomWidgetLayout->addWidget(m_zoomSlider);
+ zoomWidgetLayout->addWidget(m_zoomIn);
+
+ connect(m_zoomSlider, SIGNAL(valueChanged(int)), this, SLOT(setZoomLevel(int)));
+ connect(m_zoomSlider, SIGNAL(sliderMoved(int)), this, SLOT(showZoomSliderToolTip(int)));
+ connect(m_view, SIGNAL(zoomLevelChanged(int)), m_zoomSlider, SLOT(setValue(int)));
+ connect(m_zoomOut, SIGNAL(clicked()), this, SLOT(zoomOut()));
+ connect(m_zoomIn, SIGNAL(clicked()), this, SLOT(zoomIn()));
+
+ // initialize space information
m_spaceInfo = new StatusBarSpaceInfo(this);
- m_spaceInfo->setUrl(parent->url());
+ m_spaceInfo->setUrl(m_view->url());
+ // initialize progress information
m_progressText = new QLabel(this);
m_progressText->hide();
m_progressBar = new QProgressBar(this);
m_progressBar->hide();
- m_progressTimer = new QTimer(this);
- connect(m_progressTimer, SIGNAL(timeout()),
- this, SLOT(slotProgressTimer()));
+ // initialize sizes
+ const int fontHeight = QFontMetrics(m_messageLabel->font()).height();
+ const int zoomWidgetHeight = m_zoomWidget->minimumSizeHint().height();
+ const int contentHeight = (fontHeight < zoomWidgetHeight) ? zoomWidgetHeight : fontHeight;
- const QSize size(m_progressBar->sizeHint());
- m_progressBar->setMaximumWidth(200);
- setMinimumHeight(size.height());
- m_messageLabel->setMinimumTextHeight(size.height());
+ m_messageLabel->setMinimumTextHeight(contentHeight);
+ m_spaceInfo->setFixedHeight(contentHeight);
+ m_progressBar->setFixedSize(200, contentHeight);
+ m_zoomWidget->setFixedSize(150, contentHeight);
- connect(parent, SIGNAL(urlChanged(const KUrl&)),
- this, SLOT(slotUrlChanged(const KUrl&)));
+ setExtensionsVisible(true);
}
-
DolphinStatusBar::~DolphinStatusBar()
{
}
void DolphinStatusBar::setMessage(const QString& msg,
Type type)
{
- m_messageLabel->setText(msg);
- if (msg.isEmpty() || (msg == m_defaultText)) {
- type = Default;
+ if ((msg == m_messageLabel->text()) && (type == m_messageLabel->type())) {
+ return;
}
- m_messageLabel->setType(type);
- if ((type == Error) && (m_progress < 100)) {
- // If an error message is shown during a progress is ongoing,
- // the (never finishing) progress information should be hidden immediately
- // (invoking 'setProgress(100)' only leads to a delayed hiding).
+ m_messageLabel->setMessage(msg, type);
+
+ const int widthGap = m_messageLabel->widthGap();
+ if (widthGap > 0) {
m_progressBar->hide();
m_progressText->hide();
- setProgress(100);
}
+ assureVisibleText();
}
DolphinStatusBar::Type DolphinStatusBar::type() const
{
if (percent < 0) {
percent = 0;
- }
- else if (percent > 100) {
+ } else if (percent > 100) {
percent = 100;
}
m_progress = percent;
+ if (m_messageLabel->type() == Error) {
+ // don't update any widget or status bar text if an
+ // error message is shown
+ return;
+ }
+
m_progressBar->setValue(m_progress);
- m_progressTimer->setSingleShot(true);
- m_progressTimer->start(300);
+ if (!m_progressBar->isVisible() || (percent == 100)) {
+ QTimer::singleShot(300, this, SLOT(updateProgressInfo()));
+ }
+ const QString& defaultText = m_messageLabel->defaultText();
const QString msg(m_messageLabel->text());
- if (msg.isEmpty() || (msg == m_defaultText)) {
- if (percent == 0) {
- m_messageLabel->setText(QString::null);
- m_messageLabel->setType(Default);
- }
- else if (percent == 100) {
- m_messageLabel->setText(m_defaultText);
- }
+ if ((percent == 0) && !msg.isEmpty()) {
+ setMessage(QString(), Default);
+ } else if ((percent == 100) && (msg != defaultText)) {
+ setMessage(defaultText, Default);
}
}
void DolphinStatusBar::clear()
{
- // TODO: check for timeout, so that it's prevented that
- // a message is cleared too early.
- m_messageLabel->setText(m_defaultText);
- m_messageLabel->setType(Default);
+ setMessage(m_messageLabel->defaultText(), Default);
}
void DolphinStatusBar::setDefaultText(const QString& text)
{
- m_defaultText = text;
+ m_messageLabel->setDefaultText(text);
+}
+
+const QString& DolphinStatusBar::defaultText() const
+{
+ return m_messageLabel->defaultText();
+}
+
+void DolphinStatusBar::refresh()
+{
+ setExtensionsVisible(true);
+ assureVisibleText();
}
-void DolphinStatusBar::slotProgressTimer()
+void DolphinStatusBar::resizeEvent(QResizeEvent* event)
{
+ QWidget::resizeEvent(event);
+ QMetaObject::invokeMethod(this, "assureVisibleText", Qt::QueuedConnection);
+}
+
+void DolphinStatusBar::updateProgressInfo()
+{
+ const bool isErrorShown = (m_messageLabel->type() == Error);
if (m_progress < 100) {
- // progress should be shown
- m_progressBar->show();
- m_progressText->show();
- m_spaceInfo->hide();
- }
- else {
- // progress should not be shown anymore
- m_progressBar->hide();
+ // show the progress information and hide the extensions
+ setExtensionsVisible(false);
+ if (!isErrorShown) {
+ m_progressText->show();
+ m_progressBar->show();
+ }
+ } else {
+ // hide the progress information and show the extensions
m_progressText->hide();
- m_spaceInfo->show();
+ m_progressBar->hide();
+ assureVisibleText();
}
}
-void DolphinStatusBar::slotUrlChanged(const KUrl& url)
+void DolphinStatusBar::updateSpaceInfoContent(const KUrl& url)
{
m_spaceInfo->setUrl(url);
+ assureVisibleText();
+}
+
+void DolphinStatusBar::setZoomLevel(int zoomLevel)
+{
+ m_zoomOut->setEnabled(zoomLevel > m_zoomSlider->minimum());
+ m_zoomIn->setEnabled(zoomLevel < m_zoomSlider->maximum());
+ m_view->setZoomLevel(zoomLevel);
+ updateZoomSliderToolTip(zoomLevel);
+}
+
+void DolphinStatusBar::assureVisibleText()
+{
+ const int widthGap = m_messageLabel->widthGap();
+ if (m_spaceInfo->isVisible() || m_zoomWidget->isVisible()) {
+ // At least the space information or the zoom slider is shown.
+ // Hide them if the status bar text does not fit into the available width.
+ if (widthGap > 0) {
+ setExtensionsVisible(false);
+ }
+ } else if (!m_progressBar->isVisible()) {
+ const GeneralSettings* settings = DolphinSettings::instance().generalSettings();
+ const int spaceInfoWidth = settings->showSpaceInfo() ? m_spaceInfo->minimumWidth() : 0;
+ const int zoomWidgetWidth = settings->showZoomSlider() ? m_zoomWidget->minimumWidth() : 0;
+ const int widgetsWidth = spaceInfoWidth + zoomWidgetWidth;
+
+ if (widthGap + widgetsWidth <= 0) {
+ setExtensionsVisible(true);
+ }
+ }
+}
+
+void DolphinStatusBar::zoomOut()
+{
+ const int value = m_zoomSlider->value();
+ m_zoomSlider->setValue(value - 1);
+}
+
+void DolphinStatusBar::zoomIn()
+{
+ const int value = m_zoomSlider->value();
+ m_zoomSlider->setValue(value + 1);
+}
+
+void DolphinStatusBar::showZoomSliderToolTip(int zoomLevel)
+{
+ updateZoomSliderToolTip(zoomLevel);
+
+ QPoint global = m_zoomSlider->rect().topLeft();
+ global.ry() += m_zoomSlider->height() / 2;
+ QHelpEvent toolTipEvent(QEvent::ToolTip, QPoint(0, 0), m_zoomSlider->mapToGlobal(global));
+ QApplication::sendEvent(m_zoomSlider, &toolTipEvent);
+}
+
+void DolphinStatusBar::setExtensionsVisible(bool visible)
+{
+ bool spaceInfoVisible = visible;
+ bool zoomSliderVisible = visible;
+ if (visible) {
+ const GeneralSettings* settings = DolphinSettings::instance().generalSettings();
+ spaceInfoVisible = settings->showSpaceInfo();
+ zoomSliderVisible = settings->showZoomSlider();
+ }
+
+ m_spaceInfo->setVisible(spaceInfoVisible);
+ m_zoomWidget->setVisible(zoomSliderVisible);
+}
+
+void DolphinStatusBar::updateZoomSliderToolTip(int zoomLevel)
+{
+ const int size = ZoomLevelInfo::iconSizeForZoomLevel(zoomLevel);
+ m_zoomSlider->setToolTip(i18ncp("@info:tooltip", "Size: 1 pixel", "Size: %1 pixels", size));
}
#include "dolphinstatusbar.moc"
projects / dolphin.git / blobdiff