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。
2026-06-23 06:33:49 +08:00 · 2021-09-03 00:48:24 +08:00
parent 774e347957
commit ca57a7ac86
26 changed files with 1053 additions and 274 deletions
@@ -0,0 +1,85 @@
+
+#include <page/spkpageapplist.h>
+#include "inc/page/spkpageapplist.h"
+#include "spkutils.h"
+
+namespace SpkUi
+{
+  SpkPageAppList::SpkPageAppList(QWidget *parent) : SpkPageBase(parent)
+  {
+    mItemLay = new SpkStretchLayout(this);
+    mItemLay->setContentsMargins(6, 6, 6, 6);
+  }
+
+  void SpkPageAppList::AddApplicationEntry(QString name, QString pkgName, QString description,
+                                           QString iconUrl, int appId)
+  {
+    auto item = new SpkAppItem(appId, this);
+    auto id = mAppItemList.size();
+
+    item->SetTitle(name);
+    item->SetDescription(description);
+    item->setProperty("pkg_name", pkgName);
+
+    auto iconRes = RES->RequestResource(id, pkgName, SpkResource::ResourceType::AppIcon,
+                                        iconUrl, 0);
+    QPixmap icon;
+    if(iconRes.status == SpkResource::ResourceStatus::Ready)
+    {
+      if(icon.loadFromData(iconRes.data))
+        item->SetIcon(icon.scaled(SpkAppItem::IconSize_,
+                                     Qt::IgnoreAspectRatio,
+                                     Qt::SmoothTransformation));
+      else
+      {
+        item->SetIcon(QIcon::fromTheme("dialog-error").pixmap(SpkAppItem::IconSize_));
+        RES->PurgeCachedResource(pkgName, SpkResource::ResourceType::AppIcon, 0);
+      }
+    }
+    //TODO: prepare icons for loading entries
+//  else
+//    item->SetIcon(QPixmap(":/icons/loading_icon.svg").scaled(SpkAppItem::IconSize_));
+
+    mAppItemList.append(item);
+    mItemLay->addWidget(item);
+  }
+
+  void SpkPageAppList::ClearAll()
+  {
+    QWidget *itm;
+    QLayoutItem *layitm;
+    while((layitm = mItemLay->takeAt(0)))
+    {
+      itm = layitm->widget();
+      itm->hide();
+      itm->deleteLater();
+    }
+    mAppItemList.clear();
+  }
+
+  void SpkPageAppList::ResourceAcquisitionFinished(int id, ResourceResult result)
+  {
+    QPixmap icon;
+    auto item = mAppItemList[id];
+    if(result.status == SpkResource::ResourceStatus::Ready)
+    {
+      if(icon.loadFromData(result.data))
+        item->SetIcon(icon.scaled(SpkAppItem::IconSize_,
+                                     Qt::IgnoreAspectRatio,
+                                     Qt::SmoothTransformation));
+      else
+        item->SetIcon(QIcon::fromTheme("dialog-error").pixmap(SpkAppItem::IconSize_));
+    }
+    else if(result.status == SpkResource::ResourceStatus::Failed)
+    {
+      item->SetIcon(QIcon::fromTheme("dialog-error").pixmap(SpkAppItem::IconSize_));
+      RES->PurgeCachedResource(item->property("pkg_name").toString(),
+                               SpkResource::ResourceType::AppIcon, 0);
+    }
+  }
+
+  void SpkPageAppList::Activated()
+  {
+    RES->Acquire(this, false);
+  }
+}