feat: 添加ElaWidgetTool库
This commit is contained in:
sleepwithoutbz
256
ElaWidgetTools/DeveloperComponents/ElaTableViewStyle.cpp
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256
ElaWidgetTools/DeveloperComponents/ElaTableViewStyle.cpp
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#include "ElaTableViewStyle.h"
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#include <QPainter>
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#include <QPainterPath>
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#include <QStyleOptionViewItem>
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#include "ElaTableView.h"
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#include "ElaTheme.h"
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ElaTableViewStyle::ElaTableViewStyle(QStyle* style)
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{
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_pHeaderMargin = 6;
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_pCurrentHoverRow = -1;
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_themeMode = eTheme->getThemeMode();
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connect(eTheme, &ElaTheme::themeModeChanged, this, [=](ElaThemeType::ThemeMode themeMode) {
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_themeMode = themeMode;
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});
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}
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ElaTableViewStyle::~ElaTableViewStyle()
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{
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}
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void ElaTableViewStyle::drawPrimitive(PrimitiveElement element, const QStyleOption* option, QPainter* painter, const QWidget* widget) const
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{
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//qDebug() << element << option->rect << widget->objectName();
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switch (element)
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{
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case QStyle::PE_PanelItemViewItem:
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{
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// 行覆盖绘制
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if (const QStyleOptionViewItem* vopt = qstyleoption_cast<const QStyleOptionViewItem*>(option))
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{
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const ElaTableView* tabView = dynamic_cast<const ElaTableView*>(widget);
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if (!tabView)
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{
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return;
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}
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing);
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QAbstractItemView::SelectionBehavior selectionBehavior = tabView->selectionBehavior();
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if (selectionBehavior == QAbstractItemView::SelectRows)
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{
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if (vopt->index.row() == _pCurrentHoverRow)
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{
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painter->setPen(Qt::NoPen);
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painter->setBrush(ElaThemeColor(_themeMode, BasicHoverAlpha));
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painter->drawRect(vopt->rect);
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}
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}
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else
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{
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if (vopt->state.testFlag(QStyle::State_Selected) || vopt->state.testFlag(QStyle::State_MouseOver))
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{
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painter->setPen(Qt::NoPen);
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painter->setBrush(ElaThemeColor(_themeMode, BasicHoverAlpha));
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painter->drawRect(vopt->rect);
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}
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}
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painter->restore();
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}
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return;
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}
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case QStyle::PE_PanelItemViewRow:
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{
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if (const QStyleOptionViewItem* vopt = qstyleoption_cast<const QStyleOptionViewItem*>(option))
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{
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing);
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QRect itemRect = vopt->rect;
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painter->setPen(Qt::NoPen);
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if (vopt->state & QStyle::State_Selected)
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{
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// 选中
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painter->setBrush(ElaThemeColor(_themeMode, BasicSelectedAlpha));
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painter->drawRect(itemRect);
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}
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else
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{
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if (vopt->features.testFlag(QStyleOptionViewItem::Alternate))
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{
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// Item背景隔行变色
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painter->setPen(Qt::NoPen);
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painter->setBrush(ElaThemeColor(_themeMode, BasicAlternating));
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painter->drawRect(vopt->rect);
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}
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}
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painter->restore();
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}
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return;
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}
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case QStyle::PE_Widget:
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{
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return;
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}
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default:
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{
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break;
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}
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}
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QProxyStyle::drawPrimitive(element, option, painter, widget);
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}
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void ElaTableViewStyle::drawControl(ControlElement element, const QStyleOption* option, QPainter* painter, const QWidget* widget) const
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{
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//qDebug() << element << option->rect;
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switch (element)
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{
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case QStyle::CE_ShapedFrame:
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{
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// viewport视口外的其他区域背景
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QRect frameRect = option->rect;
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frameRect.adjust(1, 1, -1, -1);
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painter->save();
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painter->setRenderHints(QPainter::Antialiasing);
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painter->setPen(ElaThemeColor(_themeMode, PopupBorder));
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painter->setBrush(ElaThemeColor(_themeMode, BasicBaseAlpha));
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painter->drawRoundedRect(frameRect, 3, 3);
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painter->restore();
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return;
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}
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case QStyle::CE_HeaderLabel:
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{
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// 表头文字绘制
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if (const QStyleOptionHeader* hopt = qstyleoption_cast<const QStyleOptionHeader*>(option))
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{
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QRect headerRect = option->rect;
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painter->save();
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painter->setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing);
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if (!hopt->text.isEmpty())
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{
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painter->setPen(ElaThemeColor(_themeMode, BasicText));
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painter->drawText(headerRect, hopt->textAlignment, hopt->text);
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}
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painter->restore();
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}
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return;
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}
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case QStyle::CE_HeaderSection:
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{
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// 表头背景绘制
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painter->save();
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painter->setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing);
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painter->setPen(Qt::NoPen);
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painter->setBrush(ElaThemeColor(_themeMode, BasicBaseDeepAlpha));
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painter->drawRect(option->rect);
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if (option->state.testFlag(QStyle::State_Sunken))
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{
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painter->setBrush(ElaThemeColor(_themeMode, BasicPressAlpha));
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}
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else
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{
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if (option->state.testFlag(QStyle::State_MouseOver))
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{
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painter->setBrush(ElaThemeColor(_themeMode, BasicHoverAlpha));
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}
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}
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painter->drawRect(option->rect);
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painter->restore();
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return;
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}
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case QStyle::CE_HeaderEmptyArea:
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{
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// 表头未使用区域背景绘制
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QRect frameRect = option->rect;
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painter->save();
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painter->setRenderHints(QPainter::Antialiasing);
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painter->setPen(Qt::NoPen);
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painter->setBrush(ElaThemeColor(_themeMode, BasicBaseDeep));
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painter->drawRect(frameRect);
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painter->restore();
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return;
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}
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case QStyle::CE_ItemViewItem:
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{
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if (const QStyleOptionViewItem* vopt = qstyleoption_cast<const QStyleOptionViewItem*>(option))
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{
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// 背景绘制
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const ElaTableView* tabView = dynamic_cast<const ElaTableView*>(widget);
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if (!tabView)
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{
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return;
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}
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this->drawPrimitive(QStyle::PE_PanelItemViewItem, option, painter, widget);
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QAbstractItemView::SelectionBehavior selectionBehavior = tabView->selectionBehavior();
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// 内容绘制
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QRect itemRect = option->rect;
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painter->save();
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painter->setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing);
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// QRect checkRect = proxy()->subElementRect(SE_ItemViewItemCheckIndicator, vopt, widget);
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QRect iconRect = proxy()->subElementRect(SE_ItemViewItemDecoration, vopt, widget);
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QRect textRect = proxy()->subElementRect(SE_ItemViewItemText, vopt, widget);
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if (vopt->index.column() == 0)
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{
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iconRect.adjust(_horizontalPadding, 0, _horizontalPadding, 0);
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textRect.adjust(_horizontalPadding, 0, 0, 0);
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}
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// 图标绘制
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if (!vopt->icon.isNull())
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{
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QIcon::Mode mode = QIcon::Normal;
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// if (!(vopt->state.testFlag(QStyle::State_Enabled)))
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// {
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// mode = QIcon::Disabled;
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// }
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// else if (vopt->state.testFlag(QStyle::State_Selected))
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// {
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// mode = QIcon::Selected;
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// }
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QIcon::State state = vopt->state & QStyle::State_Open ? QIcon::On : QIcon::Off;
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vopt->icon.paint(painter, iconRect, vopt->decorationAlignment, mode, state);
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}
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// 文字绘制
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if (!vopt->text.isEmpty())
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{
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painter->setPen(ElaThemeColor(_themeMode, BasicText));
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painter->drawText(textRect, vopt->displayAlignment, vopt->text);
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}
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// 选中特效
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int heightOffset = itemRect.height() / 4;
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painter->setPen(Qt::NoPen);
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painter->setBrush(ElaThemeColor(_themeMode, PrimaryNormal));
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if (vopt->state.testFlag(QStyle::State_Selected))
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{
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if (selectionBehavior == QAbstractItemView::SelectRows && vopt->index.column() == 0)
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{
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painter->drawRoundedRect(QRectF(itemRect.x() + 3, itemRect.y() + heightOffset, 3, itemRect.height() - 2 * heightOffset), 3, 3);
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}
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}
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painter->restore();
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}
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return;
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}
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default:
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{
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break;
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}
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}
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QProxyStyle::drawControl(element, option, painter, widget);
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}
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int ElaTableViewStyle::pixelMetric(PixelMetric metric, const QStyleOption* option, const QWidget* widget) const
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{
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//qDebug() << metric << QProxyStyle::pixelMetric(metric, option, widget);
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switch (metric)
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{
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case QStyle::PM_HeaderMargin:
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{
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return _pHeaderMargin;
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}
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default:
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{
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break;
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}
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}
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return QProxyStyle::pixelMetric(metric, option, widget);
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}
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