217 lines
9.2 KiB
C++
217 lines
9.2 KiB
C++
#include "ElaComboBoxStyle.h"
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#include <QDebug>
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#include <QPainter>
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#include <QPainterPath>
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#include <QStyleOption>
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#include "ElaTheme.h"
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ElaComboBoxStyle::ElaComboBoxStyle(QStyle *style) {
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_pExpandIconRotate = 0;
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_pExpandMarkWidth = 0;
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_themeMode = eTheme->getThemeMode();
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connect(eTheme, &ElaTheme::themeModeChanged, this, [=](ElaThemeType::ThemeMode themeMode) { _themeMode = themeMode; });
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}
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ElaComboBoxStyle::~ElaComboBoxStyle() {}
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void ElaComboBoxStyle::drawPrimitive(PrimitiveElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget) const {
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switch (element) {
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case QStyle::PE_Widget:
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case QStyle::PE_PanelLineEdit: {
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return;
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}
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#ifndef Q_OS_WIN
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case PE_PanelMenu: {
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return;
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}
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case PE_IndicatorArrowDown: {
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return;
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}
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#endif
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default: {
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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 ElaComboBoxStyle::drawControl(ControlElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget) const {
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switch (element) {
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case QStyle::CE_ComboBoxLabel: {
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return;
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}
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case QStyle::CE_ShapedFrame: {
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// container区域
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if (widget->objectName() == "ElaComboBoxContainer") {
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QRect viewRect = option->rect;
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painter->save();
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painter->setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing);
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eTheme->drawEffectShadow(painter, viewRect, _shadowBorderWidth, 6);
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QRect foregroundRect(viewRect.x() + _shadowBorderWidth, viewRect.y(), viewRect.width() - 2 * _shadowBorderWidth,
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viewRect.height() - _shadowBorderWidth);
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painter->setPen(ElaThemeColor(_themeMode, PopupBorder));
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painter->setBrush(ElaThemeColor(_themeMode, PopupBase));
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painter->drawRoundedRect(foregroundRect, 3, 3);
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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_ItemViewItem: {
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// 覆盖高亮
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if (const QStyleOptionViewItem *vopt = qstyleoption_cast<const QStyleOptionViewItem *>(option)) {
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int margin = 2;
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painter->save();
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painter->setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform);
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painter->setPen(Qt::NoPen);
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QPainterPath path;
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QRect optionRect = option->rect;
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optionRect.adjust(margin, margin, -margin, -margin);
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#ifndef Q_OS_WIN
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optionRect.adjust(6, 0, -6, 0);
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#endif
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path.addRoundedRect(optionRect, 5, 5);
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if (option->state & QStyle::State_Selected) {
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if (option->state & QStyle::State_MouseOver) {
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// 选中时覆盖
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painter->setBrush(ElaThemeColor(_themeMode, BasicSelectedHoverAlpha));
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painter->drawPath(path);
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} else {
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// 选中
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painter->setBrush(ElaThemeColor(_themeMode, BasicSelectedAlpha));
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painter->drawPath(path);
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}
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// 选中Mark
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painter->setPen(Qt::NoPen);
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painter->setBrush(ElaThemeColor(_themeMode, PrimaryNormal));
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painter->drawRoundedRect(
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QRectF(optionRect.x() + 3, optionRect.y() + optionRect.height() * 0.2, 3, optionRect.height() - +optionRect.height() * 0.4), 2,
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2);
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} else {
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if (option->state & QStyle::State_MouseOver) {
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// 覆盖时颜色
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painter->setBrush(ElaThemeColor(_themeMode, BasicHoverAlpha));
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painter->drawPath(path);
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}
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}
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// 文字绘制
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painter->setPen(ElaThemeColor(_themeMode, BasicText));
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painter->drawText(QRect(option->rect.x() + 15, option->rect.y(), option->rect.width() - 15, option->rect.height()), Qt::AlignVCenter,
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vopt->text);
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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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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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void ElaComboBoxStyle::drawComplexControl(ComplexControl control, const QStyleOptionComplex *option, QPainter *painter, const QWidget *widget) const {
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switch (control) {
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case QStyle::CC_ComboBox: {
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// 主体显示绘制
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if (const QStyleOptionComboBox *copt = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
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painter->save();
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painter->setRenderHints(QPainter::SmoothPixmapTransform | QPainter::Antialiasing | QPainter::TextAntialiasing);
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// 背景绘制
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bool isEnabled = copt->state.testFlag(QStyle::State_Enabled);
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painter->setPen(ElaThemeColor(_themeMode, BasicBorder));
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painter->setBrush(isEnabled ? (copt->state.testFlag(QStyle::State_HasFocus) && copt->editable) ? ElaThemeColor(_themeMode, DialogBase)
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: copt->state.testFlag(QStyle::State_MouseOver) ? ElaThemeColor(_themeMode, BasicHover)
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: ElaThemeColor(_themeMode, BasicBase)
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: ElaThemeColor(_themeMode, BasicDisable));
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QRect comboBoxRect = copt->rect;
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comboBoxRect.adjust(_shadowBorderWidth, 1, -_shadowBorderWidth, -1);
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painter->drawRoundedRect(comboBoxRect, 3, 3);
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// 底边线绘制
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painter->setPen(ElaThemeColor(_themeMode, BasicBaseLine));
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painter->drawLine(comboBoxRect.x() + 3, comboBoxRect.y() + comboBoxRect.height(), comboBoxRect.x() + comboBoxRect.width() - 3,
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comboBoxRect.y() + comboBoxRect.height());
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// 文字绘制
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if (!copt->editable) {
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QRect textRect = subControlRect(QStyle::CC_ComboBox, copt, QStyle::SC_ScrollBarSubLine, widget);
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painter->setPen(isEnabled ? ElaThemeColor(_themeMode, BasicText) : ElaThemeColor(_themeMode, BasicTextDisable));
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painter->drawText(textRect, Qt::AlignVCenter | Qt::AlignLeft, copt->currentText);
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}
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// 展开指示器绘制
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painter->setPen(Qt::NoPen);
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painter->setBrush(ElaThemeColor(_themeMode, PrimaryNormal));
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painter->drawRoundedRect(
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QRectF(comboBoxRect.center().x() - _pExpandMarkWidth, comboBoxRect.y() + comboBoxRect.height() - 3, _pExpandMarkWidth * 2, 3), 2, 2);
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// 展开图标绘制
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QRect expandIconRect = subControlRect(QStyle::CC_ComboBox, copt, QStyle::SC_ScrollBarAddPage, widget);
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if (expandIconRect.isValid()) {
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QFont iconFont = QFont("ElaAwesome");
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iconFont.setPixelSize(17);
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painter->setFont(iconFont);
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painter->setPen(isEnabled ? ElaThemeColor(_themeMode, BasicText) : ElaThemeColor(_themeMode, BasicTextDisable));
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painter->translate(expandIconRect.x() + (qreal)expandIconRect.width() / 2, expandIconRect.y() + (qreal)expandIconRect.height() / 2);
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painter->rotate(_pExpandIconRotate);
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painter->translate(-expandIconRect.x() - (qreal)expandIconRect.width() / 2, -expandIconRect.y() - (qreal)expandIconRect.height() / 2);
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painter->drawText(expandIconRect, Qt::AlignCenter, QChar((unsigned short)ElaIconType::AngleDown));
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painter->restore();
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}
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}
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return;
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}
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default: {
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break;
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}
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}
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QProxyStyle::drawComplexControl(control, option, painter, widget);
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}
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QRect ElaComboBoxStyle::subControlRect(ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *widget) const {
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switch (cc) {
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case QStyle::CC_ComboBox: {
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switch (sc) {
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case QStyle::SC_ScrollBarSubLine: {
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// 文字区域
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QRect textRect = QProxyStyle::subControlRect(cc, opt, sc, widget);
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textRect.setLeft(16);
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textRect.setRight(textRect.right() - 15);
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return textRect;
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}
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case QStyle::SC_ScrollBarAddPage: {
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// 展开图标区域
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QRect expandIconRect = QProxyStyle::subControlRect(cc, opt, sc, widget);
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expandIconRect.setLeft(expandIconRect.left() - 25);
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return expandIconRect;
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}
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default: {
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break;
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}
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}
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break;
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}
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default: {
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break;
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}
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}
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return QProxyStyle::subControlRect(cc, opt, sc, widget);
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}
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QSize ElaComboBoxStyle::sizeFromContents(ContentsType type, const QStyleOption *option, const QSize &size, const QWidget *widget) const {
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switch (type) {
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case QStyle::CT_ItemViewItem: {
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QSize itemSize = QProxyStyle::sizeFromContents(type, option, size, widget);
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itemSize.setHeight(35);
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return itemSize;
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}
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case QStyle::CT_ComboBox: {
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QSize comboBoxSize = QProxyStyle::sizeFromContents(type, option, size, widget);
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comboBoxSize.setWidth(comboBoxSize.width() + 26);
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return comboBoxSize;
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}
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default: {
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break;
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}
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}
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return QProxyStyle::sizeFromContents(type, option, size, widget);
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}
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