Adding upstream version 2:20.4+dfsg.upstream/2%20.4+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 232 insertions, 0 deletions

diff --git a/xbmc/AutoSwitch.cpp b/xbmc/AutoSwitch.cpp
new file mode 100644
index 0000000..14adb8e
--- /dev/null
+++ b/xbmc/AutoSwitch.cpp
@@ -0,0 +1,232 @@
+/*
+ *  Copyright (C) 2005-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#include "AutoSwitch.h"
+
+#include "FileItem.h"
+#include "ServiceBroker.h"
+#include "guilib/GUIComponent.h"
+#include "guilib/GUIWindowManager.h"
+#include "guilib/WindowIDs.h"
+#include "settings/Settings.h"
+#include "settings/SettingsComponent.h"
+#include "view/ViewState.h"
+
+#define METHOD_BYFOLDERS  0
+#define METHOD_BYFILES   1
+#define METHOD_BYTHUMBPERCENT 2
+#define METHOD_BYFILECOUNT 3
+#define METHOD_BYFOLDERTHUMBS 4
+
+CAutoSwitch::CAutoSwitch(void) = default;
+
+CAutoSwitch::~CAutoSwitch(void) = default;
+
+/// \brief Generic function to add a layer of transparency to the calling window
+/// \param vecItems Vector of FileItems passed from the calling window
+int CAutoSwitch::GetView(const CFileItemList &vecItems)
+{
+  int iSortMethod = -1;
+  int iPercent = 0;
+  int iCurrentWindow = CServiceBroker::GetGUI()->GetWindowManager().GetActiveWindow();
+  bool bHideParentFolderItems = !CServiceBroker::GetSettingsComponent()->GetSettings()->GetBool(CSettings::SETTING_FILELISTS_SHOWPARENTDIRITEMS);
+
+  switch (iCurrentWindow)
+  {
+  case WINDOW_PICTURES:
+    {
+      iSortMethod = METHOD_BYFILECOUNT;
+    }
+    break;
+
+  case WINDOW_PROGRAMS:
+    {
+      iSortMethod = METHOD_BYTHUMBPERCENT;
+      iPercent = 50;  // 50% of thumbs -> use thumbs.
+    }
+    break;
+
+  default:
+    {
+      if (MetadataPercentage(vecItems) > 0.25f)
+        return DEFAULT_VIEW_INFO;
+      else
+        return DEFAULT_VIEW_LIST;
+    }
+    break;
+  }
+
+  bool bThumbs = false;
+
+  switch (iSortMethod)
+  {
+  case METHOD_BYFOLDERS:
+    bThumbs = ByFolders(vecItems);
+    break;
+
+  case METHOD_BYFILES:
+    bThumbs = ByFiles(bHideParentFolderItems, vecItems);
+    break;
+
+  case METHOD_BYTHUMBPERCENT:
+    bThumbs = ByThumbPercent(bHideParentFolderItems, iPercent, vecItems);
+    break;
+  case METHOD_BYFILECOUNT:
+    bThumbs = ByFileCount(vecItems);
+    break;
+  case METHOD_BYFOLDERTHUMBS:
+    bThumbs = ByFolderThumbPercentage(bHideParentFolderItems, iPercent, vecItems);
+    break;
+  }
+
+  // the GUIViewControl object will default down to small icons if a big icon
+  // view is not available.
+  return bThumbs ? DEFAULT_VIEW_BIG_ICONS : DEFAULT_VIEW_LIST;
+}
+
+/// \brief Auto Switch method based on the current directory \e containing ALL folders and \e atleast one non-default thumb
+/// \param vecItems Vector of FileItems
+bool CAutoSwitch::ByFolders(const CFileItemList& vecItems)
+{
+  bool bThumbs = false;
+  // is the list all folders?
+  if (vecItems.GetFolderCount() == vecItems.Size())
+  {
+    // test for thumbs
+    for (int i = 0; i < vecItems.Size(); i++)
+    {
+      const CFileItemPtr pItem = vecItems[i];
+      if (pItem->HasArt("thumb"))
+      {
+        bThumbs = true;
+        break;
+      }
+    }
+  }
+  return bThumbs;
+}
+
+/// \brief Auto Switch method based on the current directory \e not containing ALL files and \e atleast one non-default thumb
+/// \param bHideParentDirItems - are we not counting the ".." item?
+/// \param vecItems Vector of FileItems
+bool CAutoSwitch::ByFiles(bool bHideParentDirItems, const CFileItemList& vecItems)
+{
+  bool bThumbs = false;
+  int iCompare = 0;
+
+  // parent directories are visible, increment
+  if (!bHideParentDirItems)
+  {
+    iCompare = 1;
+  }
+
+  // confirm the list is not just files and folderback
+  if (vecItems.GetFolderCount() > iCompare)
+  {
+    // test for thumbs
+    for (int i = 0; i < vecItems.Size(); i++)
+    {
+      const CFileItemPtr pItem = vecItems[i];
+      if (pItem->HasArt("thumb"))
+      {
+        bThumbs = true;
+        break;
+      }
+    }
+  }
+  return bThumbs;
+}
+
+
+/// \brief Auto Switch method based on the percentage of non-default thumbs \e in the current directory
+/// \param iPercent Percent of non-default thumbs to autoswitch on
+/// \param vecItems Vector of FileItems
+bool CAutoSwitch::ByThumbPercent(bool bHideParentDirItems, int iPercent, const CFileItemList& vecItems)
+{
+  bool bThumbs = false;
+  int iNumThumbs = 0;
+  int iNumItems = vecItems.Size();
+  if (!bHideParentDirItems)
+  {
+    iNumItems--;
+  }
+
+  if (iNumItems <= 0) return false;
+
+  for (int i = 0; i < vecItems.Size(); i++)
+  {
+    const CFileItemPtr pItem = vecItems[i];
+    if (pItem->HasArt("thumb"))
+    {
+      iNumThumbs++;
+      float fTempPercent = ( (float)iNumThumbs / (float)iNumItems ) * (float)100;
+      if (fTempPercent >= (float)iPercent)
+      {
+        bThumbs = true;
+        break;
+      }
+    }
+  }
+
+  return bThumbs;
+}
+
+/// \brief Auto Switch method based on whether there is more than 25% files.
+/// \param iPercent Percent of non-default thumbs to autoswitch on
+bool CAutoSwitch::ByFileCount(const CFileItemList& vecItems)
+{
+  if (vecItems.Size() == 0) return false;
+  float fPercent = (float)vecItems.GetFileCount() / vecItems.Size();
+  return (fPercent > 0.25f);
+}
+
+// returns true if:
+// 1. Have more than 75% folders and
+// 2. Have more than percent folders with thumbs
+bool CAutoSwitch::ByFolderThumbPercentage(bool hideParentDirItems, int percent, const CFileItemList &vecItems)
+{
+  int numItems = vecItems.Size();
+  if (!hideParentDirItems)
+    numItems--;
+  if (numItems <= 0) return false;
+
+  int fileCount = vecItems.GetFileCount();
+  if (fileCount > 0.25f * numItems) return false;
+
+  int numThumbs = 0;
+  for (int i = 0; i < vecItems.Size(); i++)
+  {
+    const CFileItemPtr item = vecItems[i];
+    if (item->m_bIsFolder && item->HasArt("thumb"))
+    {
+      numThumbs++;
+      if (numThumbs >= 0.01f * percent * (numItems - fileCount))
+        return true;
+    }
+  }
+
+  return false;
+}
+
+float CAutoSwitch::MetadataPercentage(const CFileItemList &vecItems)
+{
+  int count = 0;
+  int total = vecItems.Size();
+  for (int i = 0; i < vecItems.Size(); i++)
+  {
+    const CFileItemPtr item = vecItems[i];
+    if(item->HasMusicInfoTag()
+    || item->HasVideoInfoTag()
+    || item->HasPictureInfoTag()
+    || item->HasProperty("Addon.ID"))
+      count++;
+    if(item->IsParentFolder())
+      total--;
+  }
+  return (total != 0) ? ((float)count / total) : 0.0f;
+}