Move fancy tabbar classes into separate files

This commit is contained in:
Jonas Kvinge 2024-07-29 18:19:41 +02:00
parent dc36f87a6e
commit 2ba20b013d
8 changed files with 597 additions and 496 deletions

View File

@ -230,6 +230,8 @@ set(SOURCES
widgets/busyindicator.cpp
widgets/clickablelabel.cpp
widgets/fancytabwidget.cpp
widgets/fancytabbar.cpp
widgets/fancytabdata.cpp
widgets/favoritewidget.cpp
widgets/fileview.cpp
widgets/fileviewlist.cpp
@ -476,6 +478,8 @@ set(HEADERS
widgets/busyindicator.h
widgets/clickablelabel.h
widgets/fancytabwidget.h
widgets/fancytabbar.h
widgets/fancytabdata.h
widgets/favoritewidget.h
widgets/fileview.h
widgets/fileviewlist.h

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@ -406,9 +406,9 @@ MainWindow::MainWindow(Application *app, SharedPtr<SystemTrayIcon> tray_icon, OS
#endif
// Add the playing widget to the fancy tab widget
ui_->tabs->addBottomWidget(ui_->widget_playing);
ui_->tabs->setBackgroundPixmap(QPixmap(QStringLiteral(":/pictures/sidebar-background.png")));
ui_->tabs->Load(QLatin1String(kSettingsGroup));
ui_->tabs->AddBottomWidget(ui_->widget_playing);
ui_->tabs->SetBackgroundPixmap(QPixmap(QStringLiteral(":/pictures/sidebar-background.png")));
ui_->tabs->LoadSettings(QLatin1String(kSettingsGroup));
track_position_timer_->setInterval(kTrackPositionUpdateTimeMs);
QObject::connect(track_position_timer_, &QTimer::timeout, this, &MainWindow::UpdateTrackPosition);
@ -844,7 +844,7 @@ MainWindow::MainWindow(Application *app, SharedPtr<SystemTrayIcon> tray_icon, OS
#endif
// Fancy tabs
QObject::connect(ui_->tabs, &FancyTabWidget::CurrentChanged, this, &MainWindow::TabSwitched);
QObject::connect(ui_->tabs, &FancyTabWidget::CurrentTabChanged, this, &MainWindow::TabSwitched);
// Context
QObject::connect(&*app_->playlist_manager(), &PlaylistManager::CurrentSongChanged, context_view_, &ContextView::SongChanged);

283
src/widgets/fancytabbar.cpp Normal file
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@ -0,0 +1,283 @@
/*
* Strawberry Music Player
* This file was part of Clementine.
* Copyright 2018, Vikram Ambrose <ambroseworks@gmail.com>
* Copyright 2018-2024, Jonas Kvinge <jonas@jkvinge.net>
*
* Strawberry is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Strawberry is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <algorithm>
#include <QTabBar>
#include <QString>
#include <QFontMetrics>
#include <QFont>
#include <QStylePainter>
#include <QPaintEvent>
#include <QTransform>
#include <QLinearGradient>
#include <QColor>
#include <QPen>
#include "core/stylehelper.h"
#include "fancytabbar.h"
#include "fancytabwidget.h"
#include "fancytabdata.h"
namespace {
constexpr int TabSize_LargeSidebarMinWidth = 70;
} // namespace
FancyTabBar::FancyTabBar(QWidget *parent) :
QTabBar(parent),
mouseHoverTabIndex(-1) {
setMouseTracking(true);
}
QString FancyTabBar::TabText(const int index) const {
return tabText(index).isEmpty() ? QLatin1String("") : tabData(index).value<FancyTabData*>()->label();
}
QSize FancyTabBar::sizeHint() const {
FancyTabWidget *tabWidget = qobject_cast<FancyTabWidget*>(parentWidget());
if (tabWidget->mode() == FancyTabWidget::Mode::Tabs || tabWidget->mode() == FancyTabWidget::Mode::IconOnlyTabs) {
return QTabBar::sizeHint();
}
QSize size;
int h = 0;
for (int i = 0; i < count(); ++i) {
if (tabSizeHint(i).width() > size.width()) size.setWidth(tabSizeHint(i).width());
h += tabSizeHint(i).height();
}
size.setHeight(h);
return size;
}
int FancyTabBar::width() const {
FancyTabWidget *tabWidget = qobject_cast<FancyTabWidget*>(parentWidget());
if (tabWidget->mode() == FancyTabWidget::Mode::LargeSidebar || tabWidget->mode() == FancyTabWidget::Mode::SmallSidebar) {
int w = 0;
for (int i = 0; i < count(); ++i) {
if (tabSizeHint(i).width() > w) w = tabSizeHint(i).width();
}
return w;
}
else {
return QTabBar::width();
}
}
QSize FancyTabBar::tabSizeHint(const int index) const {
FancyTabWidget *tabWidget = qobject_cast<FancyTabWidget*>(parentWidget());
QSize size;
if (tabWidget->mode() == FancyTabWidget::Mode::LargeSidebar) {
QFont bold_font(font());
bold_font.setBold(true);
QFontMetrics fm(bold_font);
// If the text of any tab is wider than the set width then use that instead.
int w = std::max(TabSize_LargeSidebarMinWidth, tabWidget->iconsize_largesidebar() + 22);
for (int i = 0; i < count(); ++i) {
QRect rect = fm.boundingRect(QRect(0, 0, std::max(TabSize_LargeSidebarMinWidth, tabWidget->iconsize_largesidebar() + 22), height()), Qt::TextWordWrap, TabText(i));
rect.setWidth(rect.width() + 10);
if (rect.width() > w) w = rect.width();
}
QRect rect = fm.boundingRect(QRect(0, 0, w, height()), Qt::TextWordWrap, TabText(index));
size = QSize(w, tabWidget->iconsize_largesidebar() + rect.height() + 10);
}
else if (tabWidget->mode() == FancyTabWidget::Mode::SmallSidebar) {
QFont bold_font(font());
bold_font.setBold(true);
QFontMetrics fm(bold_font);
QRect rect = fm.boundingRect(QRect(0, 0, 100, tabWidget->height()), Qt::AlignHCenter, TabText(index));
int w = std::max(tabWidget->iconsize_smallsidebar(), rect.height()) + 15;
int h = tabWidget->iconsize_smallsidebar() + rect.width() + 20;
size = QSize(w, h);
}
else {
size = QTabBar::tabSizeHint(index);
}
return size;
}
void FancyTabBar::leaveEvent(QEvent *event) {
Q_UNUSED(event);
mouseHoverTabIndex = -1;
update();
}
void FancyTabBar::mouseMoveEvent(QMouseEvent *event) {
QPoint pos = event->pos();
mouseHoverTabIndex = tabAt(pos);
if (mouseHoverTabIndex > -1) {
update();
}
QTabBar::mouseMoveEvent(event);
}
void FancyTabBar::paintEvent(QPaintEvent *pe) {
FancyTabWidget *tabWidget = qobject_cast<FancyTabWidget*>(parentWidget());
if (tabWidget->mode() != FancyTabWidget::Mode::LargeSidebar && tabWidget->mode() != FancyTabWidget::Mode::SmallSidebar) {
QTabBar::paintEvent(pe);
return;
}
const bool vertical_text_tabs = tabWidget->mode() == FancyTabWidget::Mode::SmallSidebar;
QStylePainter p(this);
for (int index = 0; index < count(); ++index) {
const bool selected = tabWidget->currentIndex() == index;
QRect tabrect = tabRect(index);
QRect selectionRect = tabrect;
if (selected) {
// Selection highlight
p.save();
QLinearGradient grad(selectionRect.topLeft(), selectionRect.topRight());
grad.setColorAt(0, QColor(255, 255, 255, 140));
grad.setColorAt(1, QColor(255, 255, 255, 210));
p.fillRect(selectionRect.adjusted(0,0,0,-1), grad);
p.restore();
// shadow lines
p.setPen(QColor(0, 0, 0, 110));
p.drawLine(selectionRect.topLeft() + QPoint(1, -1), selectionRect.topRight() - QPoint(0, 1));
p.drawLine(selectionRect.bottomLeft(), selectionRect.bottomRight());
p.setPen(QColor(0, 0, 0, 40));
p.drawLine(selectionRect.topLeft(), selectionRect.bottomLeft());
// highlights
p.setPen(QColor(255, 255, 255, 50));
p.drawLine(selectionRect.topLeft() + QPoint(0, -2), selectionRect.topRight() - QPoint(0, 2));
p.drawLine(selectionRect.bottomLeft() + QPoint(0, 1), selectionRect.bottomRight() + QPoint(0, 1));
p.setPen(QColor(255, 255, 255, 40));
p.drawLine(selectionRect.topLeft() + QPoint(0, 0), selectionRect.topRight());
p.drawLine(selectionRect.topRight() + QPoint(0, 1), selectionRect.bottomRight() - QPoint(0, 1));
p.drawLine(selectionRect.bottomLeft() + QPoint(0, -1), selectionRect.bottomRight() - QPoint(0, 1));
}
// Mouse hover effect
if (!selected && index == mouseHoverTabIndex && isTabEnabled(index)) {
p.save();
QLinearGradient grad(selectionRect.topLeft(), selectionRect.topRight());
grad.setColorAt(0, Qt::transparent);
grad.setColorAt(0.5, QColor(255, 255, 255, 40));
grad.setColorAt(1, Qt::transparent);
p.fillRect(selectionRect, grad);
p.setPen(QPen(grad, 1.0));
p.drawLine(selectionRect.topLeft(), selectionRect.topRight());
p.drawLine(selectionRect.bottomRight(), selectionRect.bottomLeft());
p.restore();
}
// Label (Icon and Text)
{
p.save();
QTransform m;
int textFlags = 0;
Qt::Alignment iconFlags;
QRect tabrectText;
QRect tabrectLabel;
if (vertical_text_tabs) {
m = QTransform::fromTranslate(tabrect.left(), tabrect.bottom());
m.rotate(-90);
textFlags = Qt::AlignVCenter;
iconFlags = Qt::AlignVCenter;
tabrectLabel = QRect(QPoint(0, 0), m.mapRect(tabrect).size());
tabrectText = tabrectLabel;
tabrectText.translate(tabWidget->iconsize_smallsidebar() + 8, 0);
}
else {
m = QTransform::fromTranslate(tabrect.left(), tabrect.top());
textFlags = Qt::AlignHCenter | Qt::AlignBottom | Qt::TextWordWrap;
iconFlags = Qt::AlignHCenter | Qt::AlignTop;
tabrectLabel = QRect(QPoint(0, 0), m.mapRect(tabrect).size());
tabrectText = tabrectLabel;
tabrectText.translate(0, -5);
}
p.setTransform(m);
QFont boldFont(p.font());
boldFont.setBold(true);
p.setFont(boldFont);
// Text drop shadow color
p.setPen(selected ? QColor(255, 255, 255, 160) : QColor(0, 0, 0, 110));
p.translate(0, 3);
p.drawText(tabrectText, textFlags, TabText(index));
// Text foreground color
p.translate(0, -1);
p.setPen(selected ? QColor(60, 60, 60) : StyleHelper::panelTextColor());
p.drawText(tabrectText, textFlags, TabText(index));
// Draw the icon
QRect tabrectIcon;
if (vertical_text_tabs) {
tabrectIcon = tabrectLabel;
tabrectIcon.setSize(QSize(tabWidget->iconsize_smallsidebar(), tabWidget->iconsize_smallsidebar()));
// Center the icon
const int moveRight = (QTabBar::width() - tabWidget->iconsize_smallsidebar()) / 2;
tabrectIcon.translate(5, moveRight);
}
else {
tabrectIcon = tabrectLabel;
tabrectIcon.setSize(QSize(tabWidget->iconsize_largesidebar(), tabWidget->iconsize_largesidebar()));
// Center the icon
const int moveRight = (QTabBar::width() - tabWidget->iconsize_largesidebar() - 1) / 2;
tabrectIcon.translate(moveRight, 5);
}
tabIcon(index).paint(&p, tabrectIcon, iconFlags);
p.restore();
}
}
}

52
src/widgets/fancytabbar.h Normal file
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@ -0,0 +1,52 @@
/*
* Strawberry Music Player
* This file was part of Clementine.
* Copyright 2018, Vikram Ambrose <ambroseworks@gmail.com>
* Copyright 2018-2024, Jonas Kvinge <jonas@jkvinge.net>
*
* Strawberry is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Strawberry is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef FANCYTABBAR_H
#define FANCYTABBAR_H
#include <QTabBar>
#include <QString>
class QEvent;
class QMouseEvent;
class QPaintEvent;
class FancyTabBar : public QTabBar {
Q_OBJECT
public:
explicit FancyTabBar(QWidget *parent = nullptr);
QString TabText(const int index) const;
QSize sizeHint() const override;
int width() const;
protected:
QSize tabSizeHint(const int index) const;
void leaveEvent(QEvent *event) override;
void mouseMoveEvent(QMouseEvent *event) override;
void paintEvent(QPaintEvent *pe) override;
private:
int mouseHoverTabIndex;
};
#endif // FANCYTABBAR_H

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@ -0,0 +1,43 @@
/*
* Strawberry Music Player
* Copyright 2018-2024, Jonas Kvinge <jonas@jkvinge.net>
*
* Strawberry is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Strawberry is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <QObject>
#include <QString>
#include <QIcon>
#include <QVBoxLayout>
#include "fancytabdata.h"
FancyTabData::FancyTabData(QWidget *widget_view, const QString &name, const QIcon &icon, const QString &label, const int idx, QWidget *parent)
: QObject(parent),
widget_view_(widget_view),
name_(name), icon_(icon),
label_(label),
index_(idx),
page_(new QWidget()) {
// In order to achieve the same effect as the "Bottom Widget" of the old Nokia based FancyTabWidget a VBoxLayout is used on each page
QVBoxLayout *layout = new QVBoxLayout(page_);
layout->setSpacing(0);
layout->setContentsMargins(0, 0, 0, 0);
layout->addWidget(widget_view_);
page_->setLayout(layout);
}

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@ -0,0 +1,50 @@
/*
* Strawberry Music Player
* Copyright 2018-2024, Jonas Kvinge <jonas@jkvinge.net>
*
* Strawberry is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Strawberry is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef FANCYTABDATA_H
#define FANCYTABDATA_H
#include <QObject>
#include <QWidget>
#include <QString>
#include <QIcon>
class FancyTabData : public QObject {
Q_OBJECT
public:
explicit FancyTabData(QWidget *widget_view, const QString &name, const QIcon &icon, const QString &label, const int idx, QWidget *parent);
QWidget *widget_view() const { return widget_view_; }
QString name() const { return name_; }
QIcon icon() const { return icon_; }
QString label() const { return label_; }
QWidget *page() const { return page_; }
int index() const { return index_; }
private:
QWidget *widget_view_;
QString name_;
QIcon icon_;
QString label_;
int index_;
QWidget *page_;
};
#endif // FANCYTABDATA_H

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@ -19,403 +19,51 @@
*
*/
#include <algorithm>
#include <utility>
#include <chrono>
#include <QtGlobal>
#include <QObject>
#include <QApplication>
#include <QTabBar>
#include <QWidget>
#include <QTimer>
#include <QList>
#include <QMap>
#include <QHash>
#include <QVariant>
#include <QString>
#include <QIcon>
#include <QPainter>
#include <QStylePainter>
#include <QColor>
#include <QRect>
#include <QFont>
#include <QFontMetrics>
#include <QSize>
#include <QPoint>
#include <QBrush>
#include <QPen>
#include <QTransform>
#include <QMenu>
#include <QAction>
#include <QActionGroup>
#include <QSettings>
#include <QPixmap>
#include <QPixmapCache>
#include <QLayout>
#include <QtEvents>
#include <QStyle>
#include <QCommonStyle>
#include <QProxyStyle>
#include <QStyleOption>
#include <QStyleOptionComplex>
#include <QContextMenuEvent>
#include <QPaintEvent>
#include "fancytabwidget.h"
#include "fancytabbar.h"
#include "fancytabdata.h"
#include "core/stylehelper.h"
#include "core/settings.h"
#include "settings/appearancesettingspage.h"
using namespace std::chrono_literals;
const int FancyTabWidget::IconSize_LargeSidebar = 40;
const int FancyTabWidget::IconSize_SmallSidebar = 32;
const int FancyTabWidget::TabSize_LargeSidebarMinWidth = 70;
class TabData : public QObject {
public:
TabData(QWidget *widget_view, const QString &name, const QIcon &icon, const QString &label, const int idx, QWidget *parent)
: QObject(parent),
widget_view_(widget_view),
name_(name), icon_(icon),
label_(label),
index_(idx),
page_(new QWidget()) {
// In order to achieve the same effect as the "Bottom Widget" of the old Nokia based FancyTabWidget a VBoxLayout is used on each page
QVBoxLayout *layout = new QVBoxLayout(page_);
layout->setSpacing(0);
layout->setContentsMargins(0, 0, 0, 0);
layout->addWidget(widget_view_);
page_->setLayout(layout);
}
QWidget *widget_view() const { return widget_view_; }
QString name() const { return name_; }
QIcon icon() const { return icon_; }
QString label() const { return label_; }
QWidget *page() const { return page_; }
int index() const { return index_; }
private:
QWidget *widget_view_;
QString name_;
QIcon icon_;
QString label_;
int index_;
QWidget *page_;
};
class FancyTabBar : public QTabBar {
private:
int mouseHoverTabIndex = -1;
public:
explicit FancyTabBar(QWidget *parent = nullptr) : QTabBar(parent) {
setMouseTracking(true);
}
QString TabText(const int index) const {
return tabText(index).isEmpty() ? QLatin1String("") : tabData(index).value<TabData*>()->label();
}
QSize sizeHint() const override {
FancyTabWidget *tabWidget = qobject_cast<FancyTabWidget*>(parentWidget());
if (tabWidget->mode() == FancyTabWidget::Mode::Tabs || tabWidget->mode() == FancyTabWidget::Mode::IconOnlyTabs) {
return QTabBar::sizeHint();
}
QSize size;
int h = 0;
for (int i = 0; i < count(); ++i) {
if (tabSizeHint(i).width() > size.width()) size.setWidth(tabSizeHint(i).width());
h += tabSizeHint(i).height();
}
size.setHeight(h);
return size;
}
int width() const {
FancyTabWidget *tabWidget = qobject_cast<FancyTabWidget*>(parentWidget());
if (tabWidget->mode() == FancyTabWidget::Mode::LargeSidebar || tabWidget->mode() == FancyTabWidget::Mode::SmallSidebar) {
int w = 0;
for (int i = 0; i < count(); ++i) {
if (tabSizeHint(i).width() > w) w = tabSizeHint(i).width();
}
return w;
}
else {
return QTabBar::width();
}
}
protected:
QSize tabSizeHint(int index) const override {
FancyTabWidget *tabWidget = qobject_cast<FancyTabWidget*>(parentWidget());
QSize size;
if (tabWidget->mode() == FancyTabWidget::Mode::LargeSidebar) {
QFont bold_font(font());
bold_font.setBold(true);
QFontMetrics fm(bold_font);
// If the text of any tab is wider than the set width then use that instead.
int w = std::max(FancyTabWidget::TabSize_LargeSidebarMinWidth, tabWidget->iconsize_largesidebar() + 22);
for (int i = 0; i < count(); ++i) {
QRect rect = fm.boundingRect(QRect(0, 0, std::max(FancyTabWidget::TabSize_LargeSidebarMinWidth, tabWidget->iconsize_largesidebar() + 22), height()), Qt::TextWordWrap, TabText(i));
rect.setWidth(rect.width() + 10);
if (rect.width() > w) w = rect.width();
}
QRect rect = fm.boundingRect(QRect(0, 0, w, height()), Qt::TextWordWrap, TabText(index));
size = QSize(w, tabWidget->iconsize_largesidebar() + rect.height() + 10);
}
else if (tabWidget->mode() == FancyTabWidget::Mode::SmallSidebar) {
QFont bold_font(font());
bold_font.setBold(true);
QFontMetrics fm(bold_font);
QRect rect = fm.boundingRect(QRect(0, 0, 100, tabWidget->height()), Qt::AlignHCenter, TabText(index));
int w = std::max(tabWidget->iconsize_smallsidebar(), rect.height()) + 15;
int h = tabWidget->iconsize_smallsidebar() + rect.width() + 20;
size = QSize(w, h);
}
else {
size = QTabBar::tabSizeHint(index);
}
return size;
}
void leaveEvent(QEvent *event) override {
Q_UNUSED(event);
mouseHoverTabIndex = -1;
update();
}
void mouseMoveEvent(QMouseEvent *event) override {
QPoint pos = event->pos();
mouseHoverTabIndex = tabAt(pos);
if (mouseHoverTabIndex > -1) {
update();
}
QTabBar::mouseMoveEvent(event);
}
void paintEvent(QPaintEvent *pe) override {
FancyTabWidget *tabWidget = qobject_cast<FancyTabWidget*>(parentWidget());
if (tabWidget->mode() != FancyTabWidget::Mode::LargeSidebar && tabWidget->mode() != FancyTabWidget::Mode::SmallSidebar) {
QTabBar::paintEvent(pe);
return;
}
const bool vertical_text_tabs = tabWidget->mode() == FancyTabWidget::Mode::SmallSidebar;
QStylePainter p(this);
for (int index = 0; index < count(); ++index) {
const bool selected = tabWidget->currentIndex() == index;
QRect tabrect = tabRect(index);
QRect selectionRect = tabrect;
if (selected) {
// Selection highlight
p.save();
QLinearGradient grad(selectionRect.topLeft(), selectionRect.topRight());
grad.setColorAt(0, QColor(255, 255, 255, 140));
grad.setColorAt(1, QColor(255, 255, 255, 210));
p.fillRect(selectionRect.adjusted(0,0,0,-1), grad);
p.restore();
// shadow lines
p.setPen(QColor(0, 0, 0, 110));
p.drawLine(selectionRect.topLeft() + QPoint(1, -1), selectionRect.topRight() - QPoint(0, 1));
p.drawLine(selectionRect.bottomLeft(), selectionRect.bottomRight());
p.setPen(QColor(0, 0, 0, 40));
p.drawLine(selectionRect.topLeft(), selectionRect.bottomLeft());
// highlights
p.setPen(QColor(255, 255, 255, 50));
p.drawLine(selectionRect.topLeft() + QPoint(0, -2), selectionRect.topRight() - QPoint(0, 2));
p.drawLine(selectionRect.bottomLeft() + QPoint(0, 1), selectionRect.bottomRight() + QPoint(0, 1));
p.setPen(QColor(255, 255, 255, 40));
p.drawLine(selectionRect.topLeft() + QPoint(0, 0), selectionRect.topRight());
p.drawLine(selectionRect.topRight() + QPoint(0, 1), selectionRect.bottomRight() - QPoint(0, 1));
p.drawLine(selectionRect.bottomLeft() + QPoint(0, -1), selectionRect.bottomRight() - QPoint(0, 1));
}
// Mouse hover effect
if (!selected && index == mouseHoverTabIndex && isTabEnabled(index)) {
p.save();
QLinearGradient grad(selectionRect.topLeft(), selectionRect.topRight());
grad.setColorAt(0, Qt::transparent);
grad.setColorAt(0.5, QColor(255, 255, 255, 40));
grad.setColorAt(1, Qt::transparent);
p.fillRect(selectionRect, grad);
p.setPen(QPen(grad, 1.0));
p.drawLine(selectionRect.topLeft(), selectionRect.topRight());
p.drawLine(selectionRect.bottomRight(), selectionRect.bottomLeft());
p.restore();
}
// Label (Icon and Text)
{
p.save();
QTransform m;
int textFlags = 0;
Qt::Alignment iconFlags;
QRect tabrectText;
QRect tabrectLabel;
if (vertical_text_tabs) {
m = QTransform::fromTranslate(tabrect.left(), tabrect.bottom());
m.rotate(-90);
textFlags = Qt::AlignVCenter;
iconFlags = Qt::AlignVCenter;
tabrectLabel = QRect(QPoint(0, 0), m.mapRect(tabrect).size());
tabrectText = tabrectLabel;
tabrectText.translate(tabWidget->iconsize_smallsidebar() + 8, 0);
}
else {
m = QTransform::fromTranslate(tabrect.left(), tabrect.top());
textFlags = Qt::AlignHCenter | Qt::AlignBottom | Qt::TextWordWrap;
iconFlags = Qt::AlignHCenter | Qt::AlignTop;
tabrectLabel = QRect(QPoint(0, 0), m.mapRect(tabrect).size());
tabrectText = tabrectLabel;
tabrectText.translate(0, -5);
}
p.setTransform(m);
QFont boldFont(p.font());
boldFont.setBold(true);
p.setFont(boldFont);
// Text drop shadow color
p.setPen(selected ? QColor(255, 255, 255, 160) : QColor(0, 0, 0, 110));
p.translate(0, 3);
p.drawText(tabrectText, textFlags, TabText(index));
// Text foreground color
p.translate(0, -1);
p.setPen(selected ? QColor(60, 60, 60) : StyleHelper::panelTextColor());
p.drawText(tabrectText, textFlags, TabText(index));
// Draw the icon
QRect tabrectIcon;
if (vertical_text_tabs) {
tabrectIcon = tabrectLabel;
tabrectIcon.setSize(QSize(tabWidget->iconsize_smallsidebar(), tabWidget->iconsize_smallsidebar()));
// Center the icon
const int moveRight = (QTabBar::width() - tabWidget->iconsize_smallsidebar()) / 2;
tabrectIcon.translate(5, moveRight);
}
else {
tabrectIcon = tabrectLabel;
tabrectIcon.setSize(QSize(tabWidget->iconsize_largesidebar(), tabWidget->iconsize_largesidebar()));
// Center the icon
const int moveRight = (QTabBar::width() - tabWidget->iconsize_largesidebar() - 1) / 2;
tabrectIcon.translate(moveRight, 5);
}
tabIcon(index).paint(&p, tabrectIcon, iconFlags);
p.restore();
}
}
}
};
// Spacers are just disabled pages
void FancyTabWidget::addSpacer() {
QWidget *spacer = new QWidget(this);
const int idx = insertTab(count(), spacer, QIcon(), QString());
setTabEnabled(idx, false);
}
void FancyTabWidget::setBackgroundPixmap(const QPixmap &pixmap) {
background_pixmap_ = pixmap;
update();
}
void FancyTabWidget::setCurrentIndex(int idx) {
Q_ASSERT(count() > 0);
if (idx >= count() || idx < 0) idx = 0;
QWidget *currentPage = widget(idx);
QLayout *layout = currentPage->layout();
if (bottom_widget_) layout->addWidget(bottom_widget_);
QTabWidget::setCurrentIndex(idx);
}
void FancyTabWidget::currentTabChanged(const int idx) {
QWidget *currentPage = currentWidget();
QLayout *layout = currentPage->layout();
if (bottom_widget_) layout->addWidget(bottom_widget_);
emit CurrentChanged(idx);
}
// Override QStyle::subElementRect() and use QCommonStyle to fix a problem with the adwaita style.
// The adwaita style is causing the contents of the tabbar to be stretched from top to bottom with space between icons and text.
// You can see this on the default Fedora (Gnome) installation.
class FancyTabWidgetProxyStyle : public QProxyStyle {
public:
explicit FancyTabWidgetProxyStyle(const QString &style) : QProxyStyle(style), common_style_(new QCommonStyle()) {}
~FancyTabWidgetProxyStyle() override { common_style_->deleteLater(); }
QRect subElementRect(QStyle::SubElement element, const QStyleOption *option, const QWidget *widget = nullptr) const override {
if (element == QStyle::SE_TabWidgetTabBar) {
QRect proxy_style_rect = QProxyStyle::subElementRect(element, option, widget);
// Fix stretched tabbar (adwaita style issue).
proxy_style_rect.setHeight(common_style_->subElementRect(element, option, widget).height());
return proxy_style_rect;
}
else {
return QProxyStyle::subElementRect(element, option, widget);
}
}
private:
QCommonStyle *common_style_;
};
namespace {
constexpr int IconSize_LargeSidebar = 40;
constexpr int IconSize_SmallSidebar = 32;
} // namespace
FancyTabWidget::FancyTabWidget(QWidget *parent)
: QTabWidget(parent),
style_(nullptr),
menu_(nullptr),
mode_(Mode::None),
bottom_widget_(nullptr),
bg_color_system_(true),
bg_gradient_(true),
iconsize_smallsidebar_(FancyTabWidget::IconSize_SmallSidebar),
iconsize_largesidebar_(FancyTabWidget::IconSize_LargeSidebar) {
iconsize_smallsidebar_(IconSize_SmallSidebar),
iconsize_largesidebar_(IconSize_LargeSidebar) {
FancyTabBar *tabBar = new FancyTabBar(this);
setTabBar(tabBar);
@ -423,57 +71,77 @@ FancyTabWidget::FancyTabWidget(QWidget *parent)
setMovable(true);
setElideMode(Qt::ElideNone);
setUsesScrollButtons(true);
if (QApplication::style() && QApplication::style()->objectName().contains(QRegularExpression(QStringLiteral("^adwaita.*$"), QRegularExpression::CaseInsensitiveOption))) {
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
style_ = new FancyTabWidgetProxyStyle(QApplication::style()->name());
#else
style_ = new FancyTabWidgetProxyStyle(QApplication::style()->objectName());
#endif
setStyle(style_);
}
QObject::connect(tabBar, &FancyTabBar::currentChanged, this, &FancyTabWidget::currentTabChanged);
QObject::connect(tabBar, &FancyTabBar::currentChanged, this, &FancyTabWidget::CurrentTabChangedSlot);
}
FancyTabWidget::~FancyTabWidget() {
if (style_) style_->deleteLater();
FancyTabWidget::~FancyTabWidget() {}
void FancyTabWidget::AddTab(QWidget *widget_view, const QString &name, const QIcon &icon, const QString &label) {
FancyTabData *tab = new FancyTabData(widget_view, name, icon, label, static_cast<int>(tabs_.count()), this);
tabs_.insert(widget_view, tab);
}
void FancyTabWidget::Load(const QString &kSettingsGroup) {
bool FancyTabWidget::EnableTab(QWidget *widget_view) {
if (!tabs_.contains(widget_view)) return false;
FancyTabData *tab = tabs_.value(widget_view);
if (QTabWidget::indexOf(tab->page()) >= 0) return true;
const int idx = QTabWidget::insertTab(count(), tab->page(), tab->icon(), tab->label());
tabBar()->setTabData(idx, QVariant(tab->name()));
return true;
}
bool FancyTabWidget::DisableTab(QWidget *widget_view) {
if (!tabs_.contains(widget_view)) return false;
FancyTabData *tab = tabs_.value(widget_view);
int idx = QTabWidget::indexOf(tab->page());
if (idx < 0) return false;
removeTab(idx);
return true;
}
void FancyTabWidget::LoadSettings(const QString &settings_group) {
Settings s;
s.beginGroup(kSettingsGroup);
QMultiMap <int, TabData*> tabs;
for (TabData *tab : std::as_const(tabs_)) {
s.beginGroup(settings_group);
QMultiMap <int, FancyTabData*> tabs;
for (FancyTabData *tab : std::as_const(tabs_)) {
int idx = s.value(QStringLiteral("tab_") + tab->name(), tab->index()).toInt();
while (tabs.contains(idx)) { ++idx; }
tabs.insert(idx, tab);
}
s.endGroup();
QMultiMap <int, TabData*> ::iterator i;
QMultiMap <int, FancyTabData*> ::iterator i;
for (i = tabs.begin(); i != tabs.end(); ++i) {
TabData *tab = i.value();
FancyTabData *tab = i.value();
const int idx = insertTab(i.key(), tab->page(), tab->icon(), tab->label());
tabBar()->setTabData(idx, QVariant::fromValue<TabData*>(tab));
tabBar()->setTabData(idx, QVariant::fromValue<FancyTabData*>(tab));
}
}
int FancyTabWidget::insertTab(const int idx, QWidget *page, const QIcon &icon, const QString &label) {
return QTabWidget::insertTab(idx, page, icon, label);
}
void FancyTabWidget::SaveSettings(const QString &kSettingsGroup) {
void FancyTabWidget::SaveSettings(const QString &settings_group) {
Settings s;
s.beginGroup(kSettingsGroup);
s.beginGroup(settings_group);
s.setValue("tab_mode", static_cast<int>(mode_));
s.setValue("current_tab", currentIndex());
for (TabData *tab : std::as_const(tabs_)) {
for (FancyTabData *tab : std::as_const(tabs_)) {
QString k = QStringLiteral("tab_") + tab->name();
int idx = QTabWidget::indexOf(tab->page());
if (idx < 0) {
@ -498,12 +166,12 @@ void FancyTabWidget::ReloadSettings() {
if (!bg_color_system_) {
bg_color_ = s.value(AppearanceSettingsPage::kTabBarColor, bg_color_).value<QColor>();
}
iconsize_smallsidebar_ = s.value(AppearanceSettingsPage::kIconSizeTabbarSmallMode, FancyTabWidget::IconSize_SmallSidebar).toInt();
iconsize_largesidebar_ = s.value(AppearanceSettingsPage::kIconSizeTabbarLargeMode, FancyTabWidget::IconSize_LargeSidebar).toInt();
iconsize_smallsidebar_ = s.value(AppearanceSettingsPage::kIconSizeTabbarSmallMode, IconSize_SmallSidebar).toInt();
iconsize_largesidebar_ = s.value(AppearanceSettingsPage::kIconSizeTabbarLargeMode, IconSize_LargeSidebar).toInt();
s.endGroup();
#ifndef Q_OS_MACOS
if (mode() == FancyTabWidget::Mode::LargeSidebar) {
if (mode() == Mode::LargeSidebar) {
setIconSize(QSize(iconsize_largesidebar_, iconsize_largesidebar_));
}
else {
@ -512,56 +180,111 @@ void FancyTabWidget::ReloadSettings() {
#endif
update();
tabBarUpdateGeometry();
TabBarUpdateGeometry();
}
void FancyTabWidget::addBottomWidget(QWidget *widget_view) {
void FancyTabWidget::SetMode(const Mode mode) {
const Mode previous_mode = mode_;
mode_ = mode;
if (mode == Mode::Tabs || mode == Mode::IconOnlyTabs) {
setTabPosition(QTabWidget::North);
}
else {
setTabPosition(QTabWidget::West);
}
#ifndef Q_OS_MACOS
if (mode_ == Mode::LargeSidebar) {
setIconSize(QSize(iconsize_largesidebar_, iconsize_largesidebar_));
}
else {
setIconSize(QSize(iconsize_smallsidebar_, iconsize_smallsidebar_));
}
#endif
if (previous_mode == Mode::IconOnlyTabs && mode != Mode::IconOnlyTabs) {
for (int i = 0; i < count(); ++i) {
tabBar()->setTabText(i, tabBar()->tabData(i).value<FancyTabData*>()->label());
tabBar()->setTabToolTip(i, QLatin1String(""));
}
}
else if (previous_mode != Mode::IconOnlyTabs && mode == Mode::IconOnlyTabs) {
for (int i = 0; i < count(); ++i) {
tabBar()->setTabText(i, QLatin1String(""));
tabBar()->setTabToolTip(i, tabBar()->tabData(i).value<FancyTabData*>()->label());
}
}
tabBar()->updateGeometry();
updateGeometry();
// There appears to be a bug in QTabBar which causes tabSizeHint to be ignored thus the need for this second shot repaint
QTimer::singleShot(1ms, this, &FancyTabWidget::TabBarUpdateGeometry);
emit ModeChanged(mode);
}
int FancyTabWidget::InsertTab(const int idx, QWidget *page, const QIcon &icon, const QString &label) {
return QTabWidget::insertTab(idx, page, icon, label);
}
void FancyTabWidget::AddSpacer() {
QWidget *spacer = new QWidget(this);
const int idx = insertTab(count(), spacer, QIcon(), QString());
setTabEnabled(idx, false);
}
void FancyTabWidget::AddBottomWidget(QWidget *widget_view) {
bottom_widget_ = widget_view;
}
void FancyTabWidget::AddTab(QWidget *widget_view, const QString &name, const QIcon &icon, const QString &label) {
void FancyTabWidget::SetBackgroundPixmap(const QPixmap &pixmap) {
TabData *tab = new TabData(widget_view, name, icon, label, static_cast<int>(tabs_.count()), this);
tabs_.insert(widget_view, tab);
background_pixmap_ = pixmap;
update();
}
bool FancyTabWidget::EnableTab(QWidget *widget_view) {
void FancyTabWidget::SetCurrentIndex(int idx) {
if (!tabs_.contains(widget_view)) return false;
TabData *tab = tabs_.value(widget_view);
Q_ASSERT(count() > 0);
if (QTabWidget::indexOf(tab->page()) >= 0) return true;
const int idx = QTabWidget::insertTab(count(), tab->page(), tab->icon(), tab->label());
tabBar()->setTabData(idx, QVariant(tab->name()));
if (idx >= count() || idx < 0) idx = 0;
return true;
QWidget *currentPage = widget(idx);
QLayout *layout = currentPage->layout();
if (bottom_widget_) layout->addWidget(bottom_widget_);
QTabWidget::setCurrentIndex(idx);
}
bool FancyTabWidget::DisableTab(QWidget *widget_view) {
void FancyTabWidget::CurrentTabChangedSlot(const int idx) {
if (!tabs_.contains(widget_view)) return false;
TabData *tab = tabs_.value(widget_view);
QWidget *currentPage = currentWidget();
QLayout *layout = currentPage->layout();
if (bottom_widget_) layout->addWidget(bottom_widget_);
int idx = QTabWidget::indexOf(tab->page());
if (idx < 0) return false;
removeTab(idx);
return true;
emit CurrentTabChanged(idx);
}
int FancyTabWidget::IndexOfTab(QWidget *widget) {
if (!tabs_.contains(widget)) return -1;
return QTabWidget::indexOf(tabs_[widget]->page());
}
void FancyTabWidget::paintEvent(QPaintEvent *pe) {
if (mode() != FancyTabWidget::Mode::LargeSidebar && mode() != FancyTabWidget::Mode::SmallSidebar) {
if (mode() != Mode::LargeSidebar && mode() != Mode::SmallSidebar) {
QTabWidget::paintEvent(pe);
return;
}
@ -633,55 +356,10 @@ void FancyTabWidget::paintEvent(QPaintEvent *pe) {
}
void FancyTabWidget::tabBarUpdateGeometry() {
void FancyTabWidget::TabBarUpdateGeometry() {
tabBar()->updateGeometry();
}
void FancyTabWidget::SetMode(const FancyTabWidget::Mode mode) {
const FancyTabWidget::Mode previous_mode = mode_;
mode_ = mode;
if (mode == FancyTabWidget::Mode::Tabs || mode == FancyTabWidget::Mode::IconOnlyTabs) {
setTabPosition(QTabWidget::North);
}
else {
setTabPosition(QTabWidget::West);
}
#ifndef Q_OS_MACOS
if (mode_ == FancyTabWidget::Mode::LargeSidebar) {
setIconSize(QSize(iconsize_largesidebar_, iconsize_largesidebar_));
}
else {
setIconSize(QSize(iconsize_smallsidebar_, iconsize_smallsidebar_));
}
#endif
if (previous_mode == FancyTabWidget::Mode::IconOnlyTabs && mode != FancyTabWidget::Mode::IconOnlyTabs) {
for (int i = 0; i < count(); ++i) {
tabBar()->setTabText(i, tabBar()->tabData(i).value<TabData*>()->label());
tabBar()->setTabToolTip(i, QLatin1String(""));
}
}
else if (previous_mode != FancyTabWidget::Mode::IconOnlyTabs && mode == FancyTabWidget::Mode::IconOnlyTabs) {
for (int i = 0; i < count(); ++i) {
tabBar()->setTabText(i, QLatin1String(""));
tabBar()->setTabToolTip(i, tabBar()->tabData(i).value<TabData*>()->label());
}
}
tabBar()->updateGeometry();
updateGeometry();
// There appears to be a bug in QTabBar which causes tabSizeHint to be ignored thus the need for this second shot repaint
QTimer::singleShot(1ms, this, &FancyTabWidget::tabBarUpdateGeometry);
emit ModeChanged(mode);
}
void FancyTabWidget::addMenuItem(QActionGroup *group, const QString &text, Mode mode) {
QAction *action = group->addAction(text);

View File

@ -22,21 +22,18 @@
#ifndef FANCYTABWIDGET_H
#define FANCYTABWIDGET_H
#include <QObject>
#include <QTabWidget>
#include <QHash>
#include <QString>
#include <QIcon>
#include <QPixmap>
#include <QSize>
#include <QColor>
class QMenu;
class QActionGroup;
class QContextMenuEvent;
class QPaintEvent;
class QProxyStyle;
class TabData;
class FancyTabData;
class FancyTabWidget : public QTabWidget {
Q_OBJECT
@ -45,21 +42,6 @@ class FancyTabWidget : public QTabWidget {
explicit FancyTabWidget(QWidget *parent = nullptr);
~FancyTabWidget() override;
void AddTab(QWidget *widget_view, const QString &name, const QIcon &icon, const QString &label);
bool EnableTab(QWidget *widget_view);
bool DisableTab(QWidget *widget_view);
int insertTab(const int idx, QWidget *page, const QIcon &icon, const QString &label);
void addBottomWidget(QWidget *widget_view);
int IndexOfTab(QWidget *widget);
void setBackgroundPixmap(const QPixmap &pixmap);
void addSpacer();
void Load(const QString &kSettingsGroup);
void SaveSettings(const QString &kSettingsGroup);
void ReloadSettings();
// Values are persisted - only add to the end
enum class Mode {
None = 0,
LargeSidebar,
@ -69,25 +51,31 @@ class FancyTabWidget : public QTabWidget {
PlainSidebar
};
static const int TabSize_LargeSidebarMinWidth;
static const int IconSize_LargeSidebar;
static const int IconSize_SmallSidebar;
Mode mode() const { return mode_; }
int iconsize_smallsidebar() const { return iconsize_smallsidebar_; }
int iconsize_largesidebar() const { return iconsize_largesidebar_; }
signals:
void ModeChanged(const FancyTabWidget::Mode mode);
void CurrentChanged(const int);
void AddTab(QWidget *widget_view, const QString &name, const QIcon &icon, const QString &label);
bool EnableTab(QWidget *widget_view);
bool DisableTab(QWidget *widget_view);
void LoadSettings(const QString &settings_group);
void SaveSettings(const QString &settings_group);
void ReloadSettings();
int InsertTab(const int idx, QWidget *page, const QIcon &icon, const QString &label);
void AddSpacer();
void AddBottomWidget(QWidget *widget_view);
void SetBackgroundPixmap(const QPixmap &pixmap);
int IndexOfTab(QWidget *widget);
public slots:
void setCurrentIndex(int idx);
void SetMode(const FancyTabWidget::Mode mode);
void SetMode(const Mode mode);
void SetCurrentIndex(int idx);
private slots:
void tabBarUpdateGeometry();
void currentTabChanged(int);
void TabBarUpdateGeometry();
void CurrentTabChangedSlot(const int idx);
protected:
void paintEvent(QPaintEvent*) override;
@ -96,20 +84,23 @@ class FancyTabWidget : public QTabWidget {
private:
void addMenuItem(QActionGroup *group, const QString &text, Mode mode);
QProxyStyle *style_;
signals:
void ModeChanged(const Mode mode);
void CurrentTabChanged(const int idx);
private:
QPixmap background_pixmap_;
QMenu *menu_;
Mode mode_;
QWidget *bottom_widget_;
QHash<QWidget*, TabData*> tabs_;
QHash<QWidget*, FancyTabData*> tabs_;
bool bg_color_system_;
bool bg_gradient_;
QColor bg_color_;
int iconsize_smallsidebar_;
int iconsize_largesidebar_;
};
#endif // FANCYTABWIDGET_H