Code clean, and code style error fix.

src/components/AccountRoleComboDelegate.cpp

@@ -3,9 +3,7 @@
 //
 
 #include "AccountRoleComboDelegate.h"
-#include <QComboBox>
 #include <QPainter>
-#include <QStyleOptionViewItem>
 #include "db/SQLHelper.h"
 AccountRoleComboDelegate::AccountRoleComboDelegate(QWidget *parent):QItemDelegate(parent) {
     SQLHelper::QueryMap("select RoleID,RoleName from Role",map);

src/components/SlidePickerBox.cpp

@@ -6,7 +6,7 @@
 #include <QPainter>
 #include <QMouseEvent>
 #include <QLabel>
-#include <QFont>
+
 #include <qdebug.h>
 const int fontSize = 80;
 SlidePickerBox::SlidePickerBox(QWidget *parent):QWidget(parent) {
@@ -143,7 +143,7 @@ void SlidePickerBox::paintText(QString txt, int x, int y, const QColor& color) {
     painter.drawText(x,y,txt);
 }
 
-void SlidePickerBox::setItems(QStringList itemsList) {
+void SlidePickerBox::setItems(const QStringList& itemsList) {
     this->items = itemsList;
     hideLabel(selectedLbl);
     hideLabel(prevLbl);

src/components/SlidePickerBox.h

@@ -12,7 +12,7 @@ class SlidePickerBox:public QWidget {
 public:
     explicit SlidePickerBox(QWidget *parent = nullptr);
     QString getSelectedValue();
-    void setItems(QStringList itemsList);
+    void setItems(const QStringList& itemsList);
     void addItem(QString& item) {
         this->items.append(item);
     }

src/components/SlideableTableView.cpp

@@ -6,7 +6,7 @@
 #include <QScrollBar>
 #include <QMouseEvent>
 #include <QApplication>
-#include <math.h>
+#include <cmath>
 
 SlideableTableView::SlideableTableView(QWidget *parent) : QTableView(parent) {
 

src/components/battery.cpp

@@ -229,23 +229,23 @@ QColor Battery::getNormalColorEnd() const
 
 QSize Battery::sizeHint() const
 {
-	return QSize(90, 120);
+	return {90, 120};
 }
 
 QSize Battery::minimumSizeHint() const
 {
-	return QSize(10, 30);
+	return {10, 30};
 }
 
-void Battery::setRange(double minValue, double maxValue)
+void Battery::setRange(double minVal, double maxVal)
 {
 	//如果最小值大于或者等于最大值则不设置
-	if (minValue >= maxValue) {
+	if (minVal >= maxVal) {
 		return;
 	}
 
-	this->minValue = minValue;
-	this->maxValue = maxValue;
+	this->minValue = minVal;
+	this->maxValue = maxVal;
 
 	//如果目标值不在范围值内,则重新设置目标值
 	//值小于最小值则取最小值,大于最大值则取最大值
@@ -259,19 +259,19 @@ void Battery::setRange(double minValue, double maxValue)
 	this->update();
 }
 
-void Battery::setRange(int minValue, int maxValue)
+void Battery::setRange(int minVal, int maxVal)
 {
-	setRange((double)minValue, (double)maxValue);
+	setRange((double)minVal, (double)maxVal);
 }
 
-void Battery::setMinValue(double minValue)
+void Battery::setMinValue(double minVal)
 {
-	setRange(minValue, maxValue);
+	setRange(minVal, maxValue);
 }
 
-void Battery::setMaxValue(double maxValue)
+void Battery::setMaxValue(double maxVal)
 {
-	setRange(minValue, maxValue);
+	setRange(minValue, maxVal);
 }
 
 void Battery::setValue(double value)

src/components/imageswitch.cpp

@@ -45,7 +45,7 @@ ImageSwitch::ButtonStyle ImageSwitch::getButtonStyle() const
 
 QSize ImageSwitch::sizeHint() const
 {
-	return QSize(100, 50);
+	return {100, 50};
 }
 
 QSize ImageSwitch::minimumSizeHint() const
@@ -53,19 +53,19 @@ QSize ImageSwitch::minimumSizeHint() const
 	return sizeHint();
 }
 
-void ImageSwitch::setChecked(bool isChecked)
+void ImageSwitch::setChecked(bool value)
 {
-	if (this->isChecked != isChecked) {
-		this->isChecked = isChecked;
+	if (this->isChecked != value) {
+		this->isChecked = value;
 		imgFile = isChecked ? imgOnFile : imgOffFile;
 		this->update();
 	}
 }
 
-void ImageSwitch::setButtonStyle(const ImageSwitch::ButtonStyle& buttonStyle)
+void ImageSwitch::setButtonStyle(const ImageSwitch::ButtonStyle& style)
 {
-	if (this->buttonStyle != buttonStyle) {
-		this->buttonStyle = buttonStyle;
+	if (this->buttonStyle != style) {
+		this->buttonStyle = style;
 
 		if (buttonStyle == ButtonStyle_1) {
 			imgOffFile = ":/icons/imageswitch/btncheckoff1.png";