新增截图预览

inc/page/spkpageappdetails.h

@@ -8,16 +8,27 @@
 #include <QFormLayout>
 #include "page/spkpagebase.h"
 #include "spkstretchlayout.h"
+#include "spkimgviewer.h"
 
 namespace SpkUi
 {
   class SpkDetailEntry;
 
+  class SpkClickLabel : public QLabel
+  {
+      Q_OBJECT
+    protected:
+      virtual void mousePressEvent(QMouseEvent *e) override { emit Pressed(); }
+    signals:
+      void Pressed();
+  };
+
   class SpkPageAppDetails : public SpkPageBase
   {
       Q_OBJECT
     public:
       SpkPageAppDetails(QWidget *parent = nullptr);
+      ~SpkPageAppDetails();
 
       void LoadAppResources(QString pkgName, QString icon, QStringList screenshots, QStringList tags);
       void SetWebsiteLink(QString url);
@@ -25,6 +36,7 @@ namespace SpkUi
 
     private:
       QString mPkgPath;
+      QPixmap mBrokenImg, mIconLoading;
 
     public slots:
       void ResourceAcquisitionFinished(int id, ResourceResult result);
@@ -34,14 +46,18 @@ namespace SpkUi
       static constexpr QSize IconSize { 144, 144 };
 
       // Main Area
-      QScrollArea *mMainArea;
-      QWidget *mDetailWidget, *mIconTitleWidget, *mWid4MainArea;
+      QScrollArea *mMainArea, *mScreenshotArea;
+      QWidget *mDetailWidget, *mIconTitleWidget, *mWid4MainArea, *mWid4ShotArea;
       QLabel *mAppTitle, *mAppIcon, *mAppDescription, *mAppShortDesc, *mPkgName, *mVersion,
              *mWebsite;
       SpkDetailEntry *mAuthor, *mContributor, *mSite, *mArch, *mSize;
       SpkStretchLayout *mDetailLay;
       QVBoxLayout *mDetailsLay, *mTitleLay, *mMainLay;
-      QHBoxLayout *mIconTitleLay;
+      QHBoxLayout *mIconTitleLay, *mScreenshotLay;
+      QList<SpkClickLabel*> mScreenshotPreviews;
+
+      QMap<int, QPixmap> mAppImages;
+      SpkImgViewer *mImgViewer;
 
       // Bottom bar
       QWidget *mBottomBar;
@@ -50,6 +66,9 @@ namespace SpkUi
 
     signals:
       void RequestDownload(QString name, QString pkgName, QString path);
+
+    private slots:
+      void ImageClicked();
   };
 
   class SpkDetailEntry : public QWidget

inc/spkimgviewer.h

@@ -0,0 +1,61 @@
+
+#pragma once
+
+#include <QPainter>
+#include <QScrollArea>
+#include "spkwindow.h"
+
+class ImgView : public QWidget
+{
+    Q_OBJECT
+
+  public:
+    ImgView(QWidget *parent = nullptr) : QWidget(parent) { mPixmap = nullptr; }
+    void SetPixmap(QPixmap *p) { mPixmap = p; if(p) setFixedSize(p->size()); update(); }
+
+  protected:
+    void paintEvent(QPaintEvent *e)
+    {
+      QPainter p(this);
+      if(mPixmap)
+        p.drawPixmap(0, 0, *mPixmap);
+      p.end();
+      e->accept();
+    }
+
+  private:
+    QPixmap *mPixmap;
+};
+
+class SpkImgViewer : public SpkWindow
+{
+    Q_OBJECT
+
+  public:
+    SpkImgViewer(QWidget *parent = nullptr);
+    void ShowWithImage(int idx);
+    void SetImageTotal(int a) { mTotalImg = a; }
+
+  public slots:
+    void Clear();
+    void SetPixmap(int idx, QPixmap *img);
+
+  private slots:
+    void SwitchToImage(int idx);
+
+  protected:
+    bool event(QEvent*) override;
+
+  private:
+    void ResizeToFitImageSize(QSize);
+
+  private:
+    QPushButton *mBtnPrev, *mBtnNext;
+    QScrollArea *mImgArea;
+    QLabel *mImgIndict;
+    QMap<int, QPixmap*> mImgMap;
+    int mCurrentImg, mTotalImg;
+    QPixmap mIconLoading;
+
+    ImgView *mImgShow;
+};

inc/spktitlebar.h

@@ -43,6 +43,7 @@ class SpkTitleBar : public QFrame
   public:
     SpkTitleBar(QWidget *parent = nullptr);
     ~SpkTitleBar();
+    static constexpr int Height = 48;
     using OperationButton = SpkTitleBarDefaultButton::OperationButton;
     void SetOperationButton(OperationButton);