实现应用列表和SpkResource

SpkResource现有已知问题：首次使用不会完全进行所有任务。

inc/page/spkpageuitest.h

@@ -0,0 +1,53 @@
+#pragma once
+
+#include <QWidget>
+#include <QSplitter>
+#include <QPushButton>
+#include <QRadioButton>
+#include <QCheckBox>
+#include <QGroupBox>
+#include <QTextEdit>
+#include <QLineEdit>
+#include <QVBoxLayout>
+#include <QHBoxLayout>
+#include <QSlider>
+#include "spkappitem.h"
+
+#include "spkloading.h"
+
+namespace SpkUi
+{
+  class SpkPageUiTest : public QSplitter
+  {
+      Q_OBJECT
+    public:
+      SpkPageUiTest(QWidget *parent = nullptr);
+      QWidget *WidL, *WidR;
+      QVBoxLayout *VLayWidgets,
+                  *VLayTestWidgets,
+                  *VLayInput;
+      QHBoxLayout *HLay4Slider,
+                  *HLayInputBtns;
+      QTextEdit *TextStylesheet;
+      QPushButton *BtnApply;
+      QPushButton *BtnFetch;
+
+      QPushButton *Btn;
+      QCheckBox *Chk;
+      QRadioButton *Rad;
+      QGroupBox *Group;
+      QSlider *SlideH;
+      QSlider *SlideV;
+      SpkLoading *Loading;
+      SpkAppItem *AppItem;
+
+      QLineEdit *PopupText;
+      QPushButton *ShowPopup,
+                  *ShowAbout;
+
+    public slots:
+      void SetStylesheet();
+      void FetchStylesheet();
+      void ShowPopupSlot();
+  };
+}