diff --git a/libs/ui/brushhud/kis_brush_hud.cpp b/libs/ui/brushhud/kis_brush_hud.cpp index 34d93ebde3..b6b9b9fb4b 100644 --- a/libs/ui/brushhud/kis_brush_hud.cpp +++ b/libs/ui/brushhud/kis_brush_hud.cpp @@ -1,300 +1,316 @@ /* * Copyright (c) 2016 Dmitry Kazakov * * This program 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 2 of the License, or * (at your option) any later version. * * This program 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 this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include "kis_brush_hud.h" #include #include #include #include #include #include #include #include #include #include #include "kis_uniform_paintop_property.h" #include "kis_slider_based_paintop_property.h" #include "kis_uniform_paintop_property_widget.h" #include "kis_canvas_resource_provider.h" #include "kis_paintop_preset.h" #include "kis_paintop_settings.h" #include "kis_signal_auto_connection.h" #include "kis_paintop_settings_update_proxy.h" #include "kis_icon_utils.h" #include "kis_dlg_brush_hud_config.h" #include "kis_brush_hud_properties_config.h" #include "kis_elided_label.h" #include "kis_debug.h" struct KisBrushHud::Private { QPointer lblPresetName; QPointer lblPresetIcon; QPointer wdgProperties; QPointer wdgPropertiesArea; QPointer propertiesLayout; QPointer btnConfigure; KisCanvasResourceProvider *provider; KisSignalAutoConnectionsStore connections; KisSignalAutoConnectionsStore presetConnections; KisPaintOpPresetSP currentPreset; }; KisBrushHud::KisBrushHud(KisCanvasResourceProvider *provider, QWidget *parent) : QWidget(parent, Qt::FramelessWindowHint), m_d(new Private) { m_d->provider = provider; QVBoxLayout *layout = new QVBoxLayout(); QHBoxLayout *labelLayout = new QHBoxLayout(); m_d->lblPresetIcon = new QLabel(this); const QSize iconSize = QSize(22,22); m_d->lblPresetIcon->setMinimumSize(iconSize); m_d->lblPresetIcon->setMaximumSize(iconSize); m_d->lblPresetIcon->setScaledContents(true); m_d->lblPresetName = new KisElidedLabel("", Qt::ElideMiddle, this); m_d->btnConfigure = new QToolButton(this); m_d->btnConfigure->setAutoRaise(true); connect(m_d->btnConfigure, SIGNAL(clicked()), SLOT(slotConfigBrushHud())); labelLayout->addWidget(m_d->lblPresetIcon); labelLayout->addWidget(m_d->lblPresetName); labelLayout->addWidget(m_d->btnConfigure); layout->addLayout(labelLayout); m_d->wdgPropertiesArea = new QScrollArea(this); m_d->wdgPropertiesArea->setAlignment(Qt::AlignLeft | Qt::AlignTop); m_d->wdgPropertiesArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); m_d->wdgPropertiesArea->setWidgetResizable(true); m_d->wdgProperties = new QWidget(this); m_d->propertiesLayout = new QVBoxLayout(this); m_d->propertiesLayout->setSpacing(0); m_d->propertiesLayout->setContentsMargins(0, 0, 22, 0); m_d->propertiesLayout->setSizeConstraint(QLayout::SetMinimumSize); // not adding any widgets until explicitly requested m_d->wdgProperties->setLayout(m_d->propertiesLayout); m_d->wdgPropertiesArea->setWidget(m_d->wdgProperties); layout->addWidget(m_d->wdgPropertiesArea); + // unfortunately the sizeHint() function of QScrollArea is pretty broken + // and it would add another event loop iteration to react to it anyway, + // so let's just catch LayoutRequest events from the properties widget directly + m_d->wdgProperties->installEventFilter(this); + updateIcons(); setLayout(layout); setCursor(Qt::ArrowCursor); // Prevent tablet events from being captured by the canvas setAttribute(Qt::WA_NoMousePropagation, true); } KisBrushHud::~KisBrushHud() { } QSize KisBrushHud::sizeHint() const { QSize size = QWidget::sizeHint(); return QSize(size.width(), parentWidget()->height()); } void KisBrushHud::updateIcons() { this->setPalette(qApp->palette()); for(int i=0; ichildren().size(); i++) { QWidget *w = qobject_cast(this->children().at(i)); if (w) { w->setPalette(qApp->palette()); } } for(int i=0; iwdgProperties->children().size(); i++) { KisUniformPaintOpPropertyWidget *w = qobject_cast(m_d->wdgProperties->children().at(i)); if (w) { w->slotThemeChanged(qApp->palette()); } } m_d->btnConfigure->setIcon(KisIconUtils::loadIcon("applications-system")); } void KisBrushHud::slotReloadProperties() { m_d->presetConnections.clear(); clearProperties(); updateProperties(); } void KisBrushHud::clearProperties() const { while (m_d->propertiesLayout->count()) { QLayoutItem *item = m_d->propertiesLayout->takeAt(0); QWidget *w = item->widget(); if (w) { w->deleteLater(); } delete item; } m_d->currentPreset.clear(); } void KisBrushHud::updateProperties() { KisPaintOpPresetSP preset = m_d->provider->currentPreset(); if (preset == m_d->currentPreset) return; m_d->presetConnections.clear(); clearProperties(); m_d->currentPreset = preset; m_d->presetConnections.addConnection( m_d->currentPreset->updateProxy(), SIGNAL(sigUniformPropertiesChanged()), this, SLOT(slotReloadProperties())); m_d->lblPresetIcon->setPixmap(QPixmap::fromImage(preset->image())); m_d->lblPresetName->setLongText(preset->name()); QList properties; { QList allProperties = preset->uniformProperties(); QList discardedProperties; KisBrushHudPropertiesConfig cfg; cfg.filterProperties(preset->paintOp().id(), allProperties, &properties, &discardedProperties); } Q_FOREACH(auto property, properties) { QWidget *w = 0; if (!property->isVisible()) continue; if (property->type() == KisUniformPaintOpProperty::Int) { w = new KisUniformPaintOpPropertyIntSlider(property, m_d->wdgProperties); } else if (property->type() == KisUniformPaintOpProperty::Double) { w = new KisUniformPaintOpPropertyDoubleSlider(property, m_d->wdgProperties); } else if (property->type() == KisUniformPaintOpProperty::Bool) { w = new KisUniformPaintOpPropertyCheckBox(property, m_d->wdgProperties); } else if (property->type() == KisUniformPaintOpProperty::Combo) { w = new KisUniformPaintOpPropertyComboBox(property, m_d->wdgProperties); } if (w) { w->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Fixed); m_d->propertiesLayout->addWidget(w); } } m_d->propertiesLayout->addStretch(); - resize(sizeHint()); } void KisBrushHud::showEvent(QShowEvent *event) { m_d->connections.clear(); m_d->connections.addUniqueConnection( m_d->provider->resourceManager(), SIGNAL(canvasResourceChanged(int,QVariant)), this, SLOT(slotCanvasResourceChanged(int,QVariant))); updateProperties(); QWidget::showEvent(event); } void KisBrushHud::hideEvent(QHideEvent *event) { m_d->connections.clear(); QWidget::hideEvent(event); clearProperties(); } void KisBrushHud::slotCanvasResourceChanged(int key, const QVariant &resource) { Q_UNUSED(resource); if (key == KisCanvasResourceProvider::CurrentPaintOpPreset) { updateProperties(); } } void KisBrushHud::paintEvent(QPaintEvent *event) { QColor bgColor = palette().color(QPalette::Window); QPainter painter(this); painter.fillRect(rect() & event->rect(), bgColor); painter.end(); QWidget::paintEvent(event); } bool KisBrushHud::event(QEvent *event) { switch (event->type()) { case QEvent::TabletPress: case QEvent::TabletMove: case QEvent::TabletRelease: // Allow the tablet event to be translated to a mouse event on certain platforms break; case QEvent::MouseButtonPress: case QEvent::MouseMove: case QEvent::MouseButtonRelease: case QEvent::Wheel: event->accept(); return true; default: break; } return QWidget::event(event); } +bool KisBrushHud::eventFilter(QObject *watched, QEvent *event) +{ + // LayoutRequest event is sent from a layout to its parent widget + // when size requirements have been determined, i.e. sizeHint is available + if (watched == m_d->wdgProperties && event->type() == QEvent::LayoutRequest) + { + int totalMargin = 2 * m_d->wdgPropertiesArea->frameWidth() + layout()->margin(); + resize(m_d->wdgProperties->sizeHint().width() + totalMargin, height()); + } + return false; +} + void KisBrushHud::slotConfigBrushHud() { if (!m_d->currentPreset) return; KisDlgConfigureBrushHud dlg(m_d->currentPreset); dlg.exec(); slotReloadProperties(); } diff --git a/libs/ui/brushhud/kis_brush_hud.h b/libs/ui/brushhud/kis_brush_hud.h index fbecf743c8..b4505d13b5 100644 --- a/libs/ui/brushhud/kis_brush_hud.h +++ b/libs/ui/brushhud/kis_brush_hud.h @@ -1,58 +1,59 @@ /* * Copyright (c) 2016 Dmitry Kazakov * * This program 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 2 of the License, or * (at your option) any later version. * * This program 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 this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef __KIS_BRUSH_HUD_H #define __KIS_BRUSH_HUD_H #include #include class KisCanvasResourceProvider; class KisBrushHud : public QWidget { Q_OBJECT public: KisBrushHud(KisCanvasResourceProvider *provider, QWidget *parent); ~KisBrushHud() override; void updateProperties(); QSize sizeHint() const override; void updateIcons(); protected: void paintEvent(QPaintEvent *event) override; bool event(QEvent *event) override; void showEvent(QShowEvent *event) override; void hideEvent(QHideEvent *event) override; + bool eventFilter(QObject *watched, QEvent *event) override; private Q_SLOTS: void slotCanvasResourceChanged(int key, const QVariant &resource); void slotReloadProperties(); void slotConfigBrushHud(); private: void clearProperties() const; private: struct Private; const QScopedPointer m_d; }; #endif /* __KIS_BRUSH_HUD_H */