抽象出控件动画类

src/mainwindow-dtk.cpp

@@ -18,17 +18,7 @@ MainWindow::MainWindow(QWidget *parent)
     initConfig();
     moveToCenter(this); //让窗口居中显示
 
-    QPropertyAnimation *animation = new QPropertyAnimation(this, "windowOpacity", this);
+    WidgetAnimation::widgetOpacity(this,true);
-    //设置动画效果
-    animation->setEasingCurve(QEasingCurve::Linear);
-    //设置动画时间（单位：毫秒）
-    animation->setDuration(500);     
-    // 设置动画步长值，以及在该位置时显示的透明度
-    animation->setKeyValueAt(0, 0);
-    // m_animation->setKeyValueAt(0.5, 0);
-    animation->setKeyValueAt(1, 1);
-    // 开始动画
-    animation->start();
 
     downloadlistwidget = new DownloadListWidget;
     downloadButton = new QPushButton(ui->titlebar);
@@ -112,7 +102,7 @@ MainWindow::MainWindow(QWidget *parent)
 
     //appintopage按下下载按钮时标题栏下载列表按钮抖动
     connect(ui->appintopage, &AppIntoPage::clickedDownloadBtn, [=]() {
-        widgetShake(downloadButton,6);//第一个参数是抖动的控件，第二个参数是抖动范围（像素）
+        WidgetAnimation::widgetShake(downloadButton,6);//第一个参数是抖动的控件，第二个参数是抖动范围（像素）
     });
 
     connect(backButtom, &QPushButton::clicked, [=]() {
@@ -190,26 +180,6 @@ MainWindow::~MainWindow()
     delete ui;
 }
 
-void MainWindow::widgetShake(QWidget *pWidget, int nRange)
-{
-    int nX = pWidget->x();
-    int nY = pWidget->y();
-    QPropertyAnimation *pAnimation = new QPropertyAnimation(pWidget,"geometry");
-    pAnimation->setEasingCurve(QEasingCurve::InOutSine);
-    pAnimation->setDuration(400);
-    pAnimation->setStartValue(QRect(QPoint(nX,nY),pWidget->size()));
-
-    int nShakeCount = 8;
-    double nStep = 1.0/nShakeCount;
-    for(int i = 1; i < nShakeCount; i++){
-        nRange = i&1 ? -nRange : nRange;
-        pAnimation->setKeyValueAt(nStep*i,QRect(QPoint(nX + nRange,nY),pWidget->size()));
-    }
-
-    pAnimation->setEndValue(QRect(QPoint(nX,nY),pWidget->size()));
-    pAnimation->start(QAbstractAnimation::DeleteWhenStopped);
-}
-
 void MainWindow::openUrl(QUrl url)
 {
     if (url.toString().startsWith("spk://")) {

src/mainwindow-dtk.h

@@ -13,6 +13,7 @@
 #include <QDesktopServices>
 
 #include "widgets/downloadlistwidget.h"
+#include "utils/widgetanimation.h"
 
 DWIDGET_USE_NAMESPACE
 
@@ -31,7 +32,6 @@ public:
     void openUrl(QUrl);
 
 private:
-    void widgetShake(QWidget *pWidget, int nRange);
     void initConfig();
     void switchPage(int now);
     void updateUi(int now);

src/spark-store.pro

@@ -35,6 +35,7 @@ SOURCES += \
         mainwindow-dtk.cpp \
         backend/sparkapi.cpp \
         pages/settingspage.cpp \
+        utils/widgetanimation.cpp \
         widgets/common/webenginepage.cpp \
         widgets/common/webengineview.cpp \
         widgets/downloadlistwidget.cpp \
@@ -52,6 +53,7 @@ HEADERS += \
         mainwindow-dtk.h \
         backend/sparkapi.h \
         pages/settingspage.h \
+        utils/widgetanimation.h \
         widgets/common/webenginepage.h \
         widgets/common/webengineview.h \
         widgets/downloadlistwidget.h \

src/utils/widgetanimation.cpp

@@ -0,0 +1,47 @@
+#include "widgetanimation.h"
+
+WidgetAnimation::WidgetAnimation()
+{
+
+}
+
+void WidgetAnimation::widgetShake(QWidget *pWidget, int nRange)
+{
+    int nX = pWidget->x();
+    int nY = pWidget->y();
+    QPropertyAnimation *pAnimation = new QPropertyAnimation(pWidget,"geometry");
+    pAnimation->setEasingCurve(QEasingCurve::InOutSine);
+    pAnimation->setDuration(400);
+    pAnimation->setStartValue(QRect(QPoint(nX,nY),pWidget->size()));
+
+    int nShakeCount = 8;
+    double nStep = 1.0/nShakeCount;
+    for(int i = 1; i < nShakeCount; i++){
+        nRange = i&1 ? -nRange : nRange;
+        pAnimation->setKeyValueAt(nStep*i,QRect(QPoint(nX + nRange,nY),pWidget->size()));
+    }
+
+    pAnimation->setEndValue(QRect(QPoint(nX,nY),pWidget->size()));
+    pAnimation->start(QAbstractAnimation::DeleteWhenStopped);
+}
+
+void WidgetAnimation::widgetOpacity(QWidget *pWidget, bool isAppear)
+{
+    QPropertyAnimation *animation = new QPropertyAnimation(pWidget, "windowOpacity", pWidget);
+    //设置动画效果
+    animation->setEasingCurve(QEasingCurve::Linear);
+    //设置动画时间（单位：毫秒）
+    animation->setDuration(500);
+    // 设置动画步长值，以及在该位置时显示的透明度
+    if(isAppear)
+    {
+        animation->setKeyValueAt(0, 0);
+        // m_animation->setKeyValueAt(0.5, 0);
+        animation->setKeyValueAt(1, 1);
+    }else{
+        animation->setKeyValueAt(0, 1);
+        animation->setKeyValueAt(1, 0);
+    }
+    // 开始动画
+    animation->start();
+}

src/utils/widgetanimation.h

@@ -0,0 +1,16 @@
+#ifndef WIDGETANIMATION_H
+#define WIDGETANIMATION_H
+
+#include <QObject>
+#include <QWidget>
+#include <QPropertyAnimation>
+
+class WidgetAnimation
+{
+public:
+    WidgetAnimation();
+    static void widgetShake(QWidget *pWidget, int nRange);
+    static void widgetOpacity(QWidget *pWidget, bool isAppear);
+};
+
+#endif // WIDGETANIMATION_H