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feat: 添加ElaWidgetTool库

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sleepwithoutbz
2025-09-19 22:40:52 +08:00
parent 5f93e8caf6
commit 4eef5c7fd5
407 changed files with 36325 additions and 7 deletions
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194
ElaWidgetTools/DeveloperComponents/ElaListViewStyle.cpp Normal file
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#include "ElaListViewStyle.h"
#include <QPainter>
#include <QPainterPath>
#include <QStyleOption>
#include "ElaListView.h"
#include "ElaTheme.h"
ElaListViewStyle::ElaListViewStyle(QStyle* style)
{
_pItemHeight = 35;
_pIsTransparent = false;
_themeMode = eTheme->getThemeMode();
connect(eTheme, &ElaTheme::themeModeChanged, this, [=](ElaThemeType::ThemeMode themeMode) {
_themeMode = themeMode;
});
}
ElaListViewStyle::~ElaListViewStyle()
{
}
void ElaListViewStyle::drawPrimitive(PrimitiveElement element, const QStyleOption* option, QPainter* painter, const QWidget* widget) const
{
switch (element)
{
case QStyle::PE_PanelItemViewItem:
{
// Item背景
if (const QStyleOptionViewItem* vopt = qstyleoption_cast<const QStyleOptionViewItem*>(option))
{
painter->save();
painter->setRenderHint(QPainter::Antialiasing);
QRect itemRect = vopt->rect;
itemRect.adjust(0, 2, 0, -2);
QPainterPath path;
path.addRoundedRect(itemRect, 4, 4);
if (vopt->state & QStyle::State_Selected)
{
if (vopt->state & QStyle::State_MouseOver)
{
// 选中时覆盖
painter->fillPath(path, ElaThemeColor(_themeMode, BasicSelectedHoverAlpha));
}
else
{
// 选中
painter->fillPath(path, ElaThemeColor(_themeMode, BasicSelectedAlpha));
}
}
else
{
if (vopt->state & QStyle::State_MouseOver)
{
// 覆盖时颜色
painter->fillPath(path, ElaThemeColor(_themeMode, BasicHoverAlpha));
}
}
painter->restore();
}
return;
}
case QStyle::PE_PanelItemViewRow:
{
// Item背景隔行变色
if (const QStyleOptionViewItem* vopt = qstyleoption_cast<const QStyleOptionViewItem*>(option))
{
if (vopt->features == QStyleOptionViewItem::Alternate)
{
painter->save();
painter->setRenderHint(QPainter::Antialiasing);
painter->setPen(Qt::NoPen);
painter->setBrush(ElaThemeColor(_themeMode, BasicAlternating));
painter->drawRect(vopt->rect);
painter->restore();
}
}
return;
}
case QStyle::PE_Widget:
{
return;
}
default:
{
break;
}
}
QProxyStyle::drawPrimitive(element, option, painter, widget);
}
void ElaListViewStyle::drawControl(ControlElement element, const QStyleOption* option, QPainter* painter, const QWidget* widget) const
{
switch (element)
{
case QStyle::CE_ShapedFrame:
{
// viewport视口外的其他区域背景
if (!_pIsTransparent)
{
QRect frameRect = option->rect;
frameRect.adjust(1, 1, -1, -1);
painter->save();
painter->setRenderHints(QPainter::Antialiasing);
painter->setPen(ElaThemeColor(_themeMode, PopupBorder));
painter->setBrush(ElaThemeColor(_themeMode, BasicBaseAlpha));
painter->drawRoundedRect(frameRect, 3, 3);
painter->restore();
}
return;
}
case QStyle::CE_ItemViewItem:
{
if (const QStyleOptionViewItem* vopt = qstyleoption_cast<const QStyleOptionViewItem*>(option))
{
// 背景绘制
this->drawPrimitive(QStyle::PE_PanelItemViewItem, option, painter, widget);
// 内容绘制
QRect itemRect = option->rect;
painter->save();
painter->setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform | QPainter::TextAntialiasing);
const ElaListView* listView = dynamic_cast<const ElaListView*>(widget);
QListView::ViewMode viewMode = listView->viewMode();
// QRect checkRect = proxy()->subElementRect(SE_ItemViewItemCheckIndicator, vopt, widget);
QRect iconRect = proxy()->subElementRect(SE_ItemViewItemDecoration, vopt, widget);
QRect textRect = proxy()->subElementRect(SE_ItemViewItemText, vopt, widget);
iconRect.adjust(_leftPadding, 0, 0, 0);
textRect.adjust(_leftPadding, 0, 0, 0);
// 图标绘制
if (!vopt->icon.isNull())
{
QIcon::Mode mode = QIcon::Normal;
if (!(vopt->state.testFlag(QStyle::State_Enabled)))
{
mode = QIcon::Disabled;
}
else if (vopt->state.testFlag(QStyle::State_Selected))
{
mode = QIcon::Selected;
}
QIcon::State state = vopt->state & QStyle::State_Open ? QIcon::On : QIcon::Off;
vopt->icon.paint(painter, iconRect, vopt->decorationAlignment, mode, state);
}
// 文字绘制
if (!vopt->text.isEmpty())
{
painter->setPen(ElaThemeColor(_themeMode, BasicText));
painter->drawText(textRect, vopt->displayAlignment, vopt->text);
}
// 选中特效
if (vopt->state.testFlag(QStyle::State_Selected) && viewMode == QListView::ListMode)
{
int heightOffset = itemRect.height() / 4;
painter->setPen(Qt::NoPen);
painter->setBrush(ElaThemeColor(_themeMode, PrimaryNormal));
painter->drawRoundedRect(QRectF(itemRect.x() + 3, itemRect.y() + heightOffset, 3, itemRect.height() - 2 * heightOffset), 3, 3);
}
painter->restore();
}
return;
}
default:
{
break;
}
}
QProxyStyle::drawControl(element, option, painter, widget);
}
QSize ElaListViewStyle::sizeFromContents(ContentsType type, const QStyleOption* option, const QSize& size, const QWidget* widget) const
{
switch (type)
{
case QStyle::CT_ItemViewItem:
{
QSize itemSize = QProxyStyle::sizeFromContents(type, option, size, widget);
const ElaListView* listView = dynamic_cast<const ElaListView*>(widget);
QListView::ViewMode viewMode = listView->viewMode();
if (viewMode == QListView::ListMode)
{
itemSize.setWidth(itemSize.width() + _leftPadding);
}
itemSize.setHeight(_pItemHeight);
return itemSize;
}
default:
{
break;
}
}
return QProxyStyle::sizeFromContents(type, option, size, widget);
}