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Commit dc8b8f92 authored by Alessandro Portale's avatar Alessandro Portale
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Core: High-DPI support for output pane buttons 

Replaced the style sheet and sub-widget by plain painting code. At the
same time achieveing high-DPI support by adding the @2x variants of the
border images.

Change-Id: I09804e3349b4650c7c6cfc2341913079a51a52a7
Reviewed-by: default avatarEike Ziller <eike.ziller@digia.com>
parent d272e0cc
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Showing with 120 additions and 83 deletions
src/plugins/coreplugin/core.qrc
View file @ dc8b8f92
......@@ -29,10 +29,15 @@
<file>images/minus.png</file>
<file>images/next.png</file>
<file>images/panel_button.png</file>
<file>images/panel_button@2x.png</file>
<file>images/panel_button_checked.png</file>
<file>images/panel_button_checked@2x.png</file>
<file>images/panel_button_checked_hover.png</file>
<file>images/panel_button_checked_hover@2x.png</file>
<file>images/panel_button_hover.png</file>
<file>images/panel_button_hover@2x.png</file>
<file>images/panel_button_pressed.png</file>
<file>images/panel_button_pressed@2x.png</file>
<file>images/plus.png</file>
<file>images/prev.png</file>
<file>images/pushbutton.png</file>
......@@ -88,6 +93,7 @@
<file>images/splitbutton_vertical.png</file>
<file>images/splitbutton_vertical@2x.png</file>
<file>images/panel_manage_button.png</file>
<file>images/panel_manage_button@2x.png</file>
<file>images/pause.png</file>
<file>images/reload_gray.png</file>
<file>images/reload_gray@2x.png</file>
......
src/plugins/coreplugin/outputpanemanager.cpp
View file @ dc8b8f92
......@@ -46,6 +46,7 @@
#include <utils/algorithm.h>
#include <utils/hostosinfo.h>
#include <utils/styledbar.h>
#include <utils/stylehelper.h>
#include <utils/qtcassert.h>
#include <QDebug>
......@@ -69,6 +70,8 @@ namespace Internal {
static char outputPaneSettingsKeyC[] = "OutputPaneVisibility";
static char outputPaneIdKeyC[] = "id";
static char outputPaneVisibleKeyC[] = "visible";
static const int numberAreaWidth = 19;
static const int buttonBorderWidth = 3;
////
// OutputPaneManager
......@@ -610,20 +613,6 @@ int OutputPaneManager::currentIndex() const
//
///////////////////////////////////////////////////////////////////////
static QString buttonStyleSheet()
{
QString styleSheet = QLatin1String("QToolButton { border-image: url(:/core/images/panel_button.png) 3 3 3 19;"
" border-width: 3px 3px 3px 19px; padding-left: -17; padding-right: 4 } "
"QToolButton:checked { border-image: url(:/core/images/panel_button_checked.png) 3 3 3 19 } "
"QToolButton::menu-indicator { width:0; height:0 }");
if (!Utils::HostOsInfo::isMacHost()) { // Mac UIs usually don't hover
styleSheet += QLatin1String("QToolButton:checked:hover { border-image: url(:/core/images/panel_button_checked_hover.png) 3 3 3 19 } "
"QToolButton:pressed:hover { border-image: url(:/core/images/panel_button_pressed.png) 3 3 3 19 } "
"QToolButton:hover { border-image: url(:/core/images/panel_button_hover.png) 3 3 3 19 } ");
}
return styleSheet;
}
OutputPaneToggleButton::OutputPaneToggleButton(int number, const QString &text,
QAction *action, QWidget *parent)
: QToolButton(parent)
......@@ -636,7 +625,6 @@ OutputPaneToggleButton::OutputPaneToggleButton(int number, const QString &text,
setCheckable(true);
QFont fnt = QApplication::font();
setFont(fnt);
setStyleSheet(buttonStyleSheet());
if (m_action)
connect(m_action, SIGNAL(changed()), this, SLOT(updateToolTip()));
......@@ -645,15 +633,6 @@ OutputPaneToggleButton::OutputPaneToggleButton(int number, const QString &text,
m_flashTimer->setFrameRange(0, 92);
connect(m_flashTimer, SIGNAL(valueChanged(qreal)), this, SLOT(update()));
connect(m_flashTimer, SIGNAL(finished()), this, SLOT(update()));
m_label = new QLabel(this);
fnt.setBold(true);
fnt.setPixelSize(11);
m_label->setFont(fnt);
m_label->setAlignment(Qt::AlignCenter);
m_label->setStyleSheet(QLatin1String("background-color: #818181; color: white; border-radius: 6; padding-left: 4; padding-right: 4;"));
m_label->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
m_label->hide();
}
void OutputPaneToggleButton::updateToolTip()
......@@ -668,46 +647,58 @@ QSize OutputPaneToggleButton::sizeHint() const
QSize s = fontMetrics().size(Qt::TextSingleLine, m_text);
// Expand to account for border image set by stylesheet above
s.rwidth() += 19 + 5 + 2;
s.rheight() += 2 + 2;
// Expand to account for border image
s.rwidth() += numberAreaWidth + 1 + buttonBorderWidth + buttonBorderWidth;
if (!m_label->text().isNull())
s.rwidth() += m_label->width();
if (!m_badgeNumberLabel.text().isNull())
s.rwidth() += m_badgeNumberLabel.sizeHint().width() + 1;
return s.expandedTo(QApplication::globalStrut());
}
void OutputPaneToggleButton::resizeEvent(QResizeEvent *event)
{
QToolButton::resizeEvent(event);
if (!m_label->text().isNull()) {
m_label->move(width() - m_label->width() - 3, (height() - m_label->height() + 1) / 2);
m_label->show();
}
}
void OutputPaneToggleButton::paintEvent(QPaintEvent *event)
void OutputPaneToggleButton::paintEvent(QPaintEvent*)
{
// For drawing the style sheet stuff
QToolButton::paintEvent(event);
static const QImage panelButton(Utils::StyleHelper::dpiSpecificImageFile(QStringLiteral(":/core/images/panel_button.png")));
static const QImage panelButtonHover(Utils::StyleHelper::dpiSpecificImageFile(QStringLiteral(":/core/images/panel_button_hover.png")));
static const QImage panelButtonPressed(Utils::StyleHelper::dpiSpecificImageFile(QStringLiteral(":/core/images/panel_button_pressed.png")));
static const QImage panelButtonChecked(Utils::StyleHelper::dpiSpecificImageFile(QStringLiteral(":/core/images/panel_button_checked.png")));
static const QImage panelButtonCheckedHover(Utils::StyleHelper::dpiSpecificImageFile(QStringLiteral(":/core/images/panel_button_checked_hover.png")));
const QFontMetrics fm = fontMetrics();
const int baseLine = (height() - fm.height() + 1) / 2 + fm.ascent();
const int numberWidth = fm.width(m_number);
QPainter p(this);
if (m_flashTimer->state() == QTimeLine::Running) {
p.setPen(Qt::transparent);
p.fillRect(rect().adjusted(19, 1, -1, -1), QBrush(QColor(255,0,0, m_flashTimer->currentFrame())));
}
QStyleOption styleOption;
styleOption.initFrom(this);
const bool hovered = !Utils::HostOsInfo::isMacHost() && (styleOption.state & QStyle::State_MouseOver);
QImage const* image = 0;
if (isDown())
image = &panelButtonPressed;
else if (isChecked())
image = hovered ? &panelButtonCheckedHover : &panelButtonChecked;
else
image = hovered ? &panelButtonHover : &panelButton;
if (image)
Utils::StyleHelper::drawCornerImage(*image, &p, rect(), numberAreaWidth, buttonBorderWidth, buttonBorderWidth, buttonBorderWidth);
if (m_flashTimer->state() == QTimeLine::Running)
p.fillRect(rect().adjusted(numberAreaWidth, 1, -1, -1), QBrush(QColor(255, 0, 0, m_flashTimer->currentFrame())));
p.setFont(font());
p.setPen(Qt::white);
p.drawText((20 - numberWidth) / 2, baseLine, m_number);
p.drawText((numberAreaWidth - numberWidth) / 2, baseLine, m_number);
if (!isChecked())
p.setPen(Qt::black);
int leftPart = 22;
int labelWidth = m_label->isVisible() ? m_label->width() + 3 : 0;
int leftPart = numberAreaWidth + buttonBorderWidth;
int labelWidth = 0;
if (!m_badgeNumberLabel.text().isEmpty()) {
const QSize labelSize = m_badgeNumberLabel.sizeHint();
labelWidth = labelSize.width() + 3;
m_badgeNumberLabel.paint(&p, width() - labelWidth, (height() - labelSize.height()) / 2, isChecked());
}
p.drawText(leftPart, baseLine, fm.elidedText(m_text, Qt::ElideRight, width() - leftPart - 1 - labelWidth));
}
......@@ -716,13 +707,6 @@ void OutputPaneToggleButton::checkStateSet()
//Stop flashing when button is checked
QToolButton::checkStateSet();
m_flashTimer->stop();
if (isChecked())
m_label->setStyleSheet(QLatin1String("background-color: #e1e1e1; color: #606060; "
"border-radius: 6; padding-left: 4; padding-right: 4;"));
else
m_label->setStyleSheet(QLatin1String("background-color: #818181; color: white; border-radius: 6; "
"padding-left: 4; padding-right: 4;"));
}
void OutputPaneToggleButton::flash(int count)
......@@ -739,21 +723,7 @@ void OutputPaneToggleButton::flash(int count)
void OutputPaneToggleButton::setIconBadgeNumber(int number)
{
if (number) {
const QString text = QString::number(number);
m_label->setText(text);
QSize size = m_label->sizeHint();
if (size.width() < size.height())
//Ensure we increase size by an even number of pixels
size.setWidth(size.height() + ((size.width() - size.height()) & 1));
m_label->resize(size);
//Do not show yet, we wait until the button has been resized
} else {
m_label->clear();
m_label->hide();
}
m_badgeNumberLabel.setText(number ? QString::number(number) : QString());
updateGeometry();
}
......@@ -768,32 +738,76 @@ OutputPaneManageButton::OutputPaneManageButton()
{
setFocusPolicy(Qt::NoFocus);
setCheckable(true);
setStyleSheet(QLatin1String("QToolButton { border-image: url(:/core/images/panel_manage_button.png) 3 3 3 3;"
" border-width: 3px 3px 3px 3px } "
"QToolButton::menu-indicator { width:0; height:0 }"));
}
QSize OutputPaneManageButton::sizeHint() const
{
ensurePolished();
return QSize(19, QApplication::globalStrut().height());
return QSize(numberAreaWidth, QApplication::globalStrut().height());
}
void OutputPaneManageButton::paintEvent(QPaintEvent *event)
void OutputPaneManageButton::paintEvent(QPaintEvent*)
{
QToolButton::paintEvent(event); // Draw style sheet.
QPainter p(this);
static const QImage button(Utils::StyleHelper::dpiSpecificImageFile(QStringLiteral(":/core/images/panel_manage_button.png")));
Utils::StyleHelper::drawCornerImage(button, &p, rect(), buttonBorderWidth, buttonBorderWidth, buttonBorderWidth, buttonBorderWidth);
QStyle *s = style();
QStyleOption arrowOpt;
arrowOpt.initFrom(this);
arrowOpt.rect = QRect(6, rect().center().y() - 3, 9, 9);
arrowOpt.rect = QRect(6, rect().center().y() - 3, 8, 8);
arrowOpt.rect.translate(0, -3);
s->drawPrimitive(QStyle::PE_IndicatorArrowUp, &arrowOpt, &p, this);
arrowOpt.rect.translate(0, 6);
s->drawPrimitive(QStyle::PE_IndicatorArrowDown, &arrowOpt, &p, this);
}
} // namespace Internal
} // namespace Core
BadgeLabel::BadgeLabel()
{
m_font = QApplication::font();
m_font.setBold(true);
m_font.setPixelSize(11);
}
void BadgeLabel::paint(QPainter *p, int x, int y, bool isChecked)
{
const QRectF rect(QRect(QPoint(x, y), m_size));
p->save();
p->setBrush(isChecked ? QColor(0xe0, 0xe0, 0xe0) : Qt::darkGray);
p->setPen(Qt::NoPen);
p->setRenderHint(QPainter::Antialiasing, true);
p->drawRoundedRect(rect, m_padding, m_padding, Qt::AbsoluteSize);
p->setFont(m_font);
p->setPen(isChecked ? QColor(0x60, 0x60, 0x60) : Qt::white);
p->drawText(rect, Qt::AlignCenter, m_text);
p->restore();
}
void BadgeLabel::setText(QString &text)
{
m_text = text;
calculateSize();
}
QString BadgeLabel::text() const
{
return m_text;
}
QSize BadgeLabel::sizeHint() const
{
return m_size;
}
void BadgeLabel::calculateSize()
{
const QFontMetrics fm(m_font);
m_size = fm.size(Qt::TextSingleLine, m_text);
m_size.setWidth(m_size.width() + m_padding * 1.5);
m_size.setHeight(2 * m_padding + 1); // Needs to be uneven for pixel perfect vertical centering in the button
}
} // namespace Internal
} // namespace Core
src/plugins/coreplugin/outputpanemanager.h
View file @ dc8b8f92
......@@ -138,6 +138,24 @@ private:
int m_outputPaneHeight;
};
class BadgeLabel
{
public:
BadgeLabel();
void paint(QPainter *p, int x, int y, bool isChecked);
void setText(QString &text);
QString text() const;
QSize sizeHint() const;
private:
void calculateSize();
QSize m_size;
QString m_text;
QFont m_font;
static const int m_padding = 6;
};
class OutputPaneToggleButton : public QToolButton
{
Q_OBJECT
......@@ -145,8 +163,7 @@ public:
OutputPaneToggleButton(int number, const QString &text, QAction *action,
QWidget *parent = 0);
QSize sizeHint() const;
void resizeEvent(QResizeEvent *event);
void paintEvent(QPaintEvent *event);
void paintEvent(QPaintEvent*);
void flash(int count = 3);
void setIconBadgeNumber(int number);
......@@ -160,7 +177,7 @@ private:
QString m_text;
QAction *m_action;
QTimeLine *m_flashTimer;
QLabel *m_label;
BadgeLabel m_badgeNumberLabel;
};
class OutputPaneManageButton : public QToolButton
......@@ -169,7 +186,7 @@ class OutputPaneManageButton : public QToolButton
public:
OutputPaneManageButton();
QSize sizeHint() const;
void paintEvent(QPaintEvent *event);
void paintEvent(QPaintEvent*);
};
} // namespace Internal
......
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