Reorganize codes

Reorganize all parts of codes;
Fix a bug that index page color is not correct when initialized.

src/downloadlist.h

@@ -2,11 +2,14 @@
 #define DOWNLOADLIST_H
 
 #include <QWidget>
-#include <DDialog>
 #include <QTextBrowser>
 #include <QMenu>
 #include <QAction>
+
+#include <DDialog>
+
 DWIDGET_USE_NAMESPACE
+
 namespace Ui {
 class downloadlist;
 }
@@ -18,40 +21,45 @@ class downloadlist : public QWidget
 public:
     explicit downloadlist(QWidget *parent = nullptr);
     ~downloadlist();
-    void setValue(long long);
-    void setMax(long long);
+
+    int num;
+    bool free;
+    static bool isInstall;
+    bool reinstall;
+    QString speed;
+    QString out;
+    QString pkgName;
+    bool close;
+
+    void setValue(qint64);
+    void setMax(qint64);
     void setName(QString);
     QString getName();
     void readyInstall();
-    bool free;
+
     void setFileName(QString);
     void seticon(const QPixmap);
     void closeDownload();
     void setSpeed(QString);
-    int num;
-    bool close=false;
-    QString out;
-    DDialog output_w;
-    QTextBrowser *textbrowser=new QTextBrowser;
-    bool reinstall=false;
-    QString pkgName;
-    QMenu *menu_install=new QMenu;
-    QAction *action_gdebi=new QAction;
-    QAction *action_dpkg=new QAction;
-    QAction *action_deepin=new QAction;
+
     void install(int);
-private slots:
-    void on_pushButton_install_clicked();
-//    void on_pushButton_maninst_clicked();
-    void on_pushButton_2_clicked();
-    void on_pushButton_3_clicked();
 
 private:
     Ui::downloadlist *ui;
-    static bool isInstall;
-    QString speed;
 
+    QMenu *menu_install;
+    QAction *action_dpkg;
+    QAction *action_deepin;
+    QAction *action_gdebi;
+
+    DDialog *output_w;
+    QTextBrowser *textbrowser;
+
+private slots:
+    void on_pushButton_install_clicked();
+    void on_pushButton_2_clicked();
+    void on_pushButton_3_clicked();
 
 };
-//bool downloadlist::isInstall=false;
+
 #endif // DOWNLOADLIST_H