![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250420230728-68057e302bca3.png\")
<\/p>\n<\/p>\n
\u00a0![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250420230728-68057e306c059.png\")
<\/p>\n
\u4ee3\u7801\u7ed3\u6784<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250420230728-68057e30b04d2.png\")
\u4e3b\u8981\u7f16\u5199\u8fd9\u4e24\u4e2a\u6587\u4ef6<\/p>\n
#ifndef TBATTERY_H
\n#define TBATTERY_H<\/p>\n
#include <QWidget>
\n#include <QtUiPlugin\/QDesignerExportWidget>
\nclass QDESIGNER_WIDGET_EXPORT TBattery : public QWidget
\n{
\n Q_OBJECT
\nprivate:
\n QColor colorBackground=Qt::white;
\n QColor colorBorder=Qt::black;
\n QColor colorPower=Qt::green;
\n QColor colorWarning=Qt::red;<\/p>\n
int m_powerLevel=60;\/\/\u5f53\u524d\u7535\u91cf,0-100
\n int m_warnLevel=20;
\npublic:
\n explicit TBattery(QWidget *parent = nullptr);<\/p>\n
int powerLevel() const;
\n void setPowerLevel(int newPowerLevel);
\n int warnLevel() const;
\n void setWarnLevel(int newWarnLevel);<\/p>\n
signals:<\/p>\n
\/\/ QWidget interface
\nprotected:
\n virtual void paintEvent(QPaintEvent *event) override;
\n};<\/p>\n
#endif \/\/ TBATTERY_H<\/p>\n
#include "tbattery.h"
\n#include <QPainter>
\n#include <QPaintEvent>
\nvoid TBattery::paintEvent(QPaintEvent *event)
\n{
\n QPainter painter(this);
\n QRect rect(0,0,width(),height());
\n painter.setViewport(rect);\/\/\u89c6\u53e3，\u7edd\u5bf9\u5750\u6807
\n painter.setWindow(0,0,120,50);\/\/\u7a97\u53e3，\u903b\u8f91\u5750\u6807（\u6620\u5c04\u5230\u4e0a\u9762\u7684\u5750\u6807）
\n painter.setRenderHint(QPainter::Antialiasing);
\n painter.setRenderHint(QPainter::TextAntialiasing);<\/p>\n
\/\/\u7ed8\u5236\u7535\u6c60
\n QPen pen(colorBorder);
\n pen.setWidth(2);
\n pen.setStyle(Qt::SolidLine);
\n pen.setCapStyle(Qt::FlatCap);
\n pen.setJoinStyle(Qt::BevelJoin);
\n painter.setPen(pen);<\/p>\n
QBrush brush(colorBackground);
\n brush.setStyle(Qt::SolidPattern);
\n painter.setBrush(brush);<\/p>\n
rect.setRect(1,1,109,48);
\n painter.drawRect(rect);\/\/\u7ed8\u5236\u8fb9\u6846<\/p>\n
brush.setColor(colorBorder);
\n painter.setBrush(brush);
\n rect.setRect(110,15,10,20);
\n painter.drawRect(rect);\/\/\u7ed8\u5236\u6b63\u6781<\/p>\n
if(m_powerLevel>m_warnLevel)
\n {
\n brush.setColor(colorPower);
\n pen.setColor(colorPower);
\n }
\n else{
\n brush.setColor(colorWarning);
\n pen.setColor(colorWarning);
\n }
\n painter.setPen(pen);
\n painter.setBrush(brush);
\n if(m_powerLevel>0)
\n {
\n rect.setRect(5,5,m_powerLevel,40);
\n painter.drawRect(rect);
\n }<\/p>\n
QString powStr=QString::asprintf("%d%%",m_powerLevel);
\n QFontMetrics textSize(this->font());
\n QRect textRect=textSize.boundingRect(powStr);
\n painter.setFont(this->font());
\n pen.setColor(colorBorder);
\n painter.setPen(pen);
\n painter.drawText(55-textRect.width()\/2,25+textRect.height()\/2,powStr);<\/p>\n
event->accept();
\n}<\/p>\n
int TBattery::powerLevel() const
\n{
\n return m_powerLevel;
\n}<\/p>\n
void TBattery::setPowerLevel(int newPowerLevel)
\n{
\n m_powerLevel = newPowerLevel;
\n repaint();
\n}<\/p>\n
int TBattery::warnLevel() const
\n{
\n return m_warnLevel;
\n}<\/p>\n
void TBattery::setWarnLevel(int newWarnLevel)
\n{
\n m_warnLevel = newWarnLevel;
\n repaint();
\n}<\/p>\n
TBattery::TBattery(QWidget *parent)
\n : QWidget{parent}
\n{<\/p>\n
}<\/p>\n
\u00a0<\/p>\n
\u751f\u6210\u7684dll\u6587\u4ef6(debug\/\u548crelease\u90fd\u53ef\u4ee5)<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250420230728-68057e30ddb78.png\")
\u653e\u5230\u8fd9\u4e2a\u8def\u5f84\u4e0b<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250420230729-68057e3115b75.png\")
<\/p>\n
\u7136\u540e\u65b0\u5efa\u4e00\u4e2a\u5de5\u7a0b，\u7136\u540e\u5728ui\u754c\u9762\u5c31\u663e\u793a\u6211\u4eec\u81ea\u5b9a\u4e49\u7684\u63d2\u4ef6![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250420230729-68057e316cd9b.png\")
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb591\u6b21\u3002\u751f\u6210\u7684dll\u6587\u4ef6(debug\/\u548crelease\u90fd\u53ef\u4ee5)\u7136\u540e\u65b0\u5efa\u4e00\u4e2a\u5de5\u7a0b\uff0c\u7136\u540e\u5728ui\u754c\u9762\u5c31\u663e\u793a\u6211\u4eec\u81ea\u5b9a\u4e49\u7684\u63d2\u4ef6\u3002<\/p>\n","protected":false},"author":2,"featured_media":31030,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[218,190],"topic":[],"class_list":["post-31036","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-qt","tag-190"],"yoast_head":"\n