990 lines
22 KiB
C++
990 lines
22 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsIFileView.h"
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#include "nsITreeView.h"
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#include "mozilla/ModuleUtils.h"
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#include "nsITreeSelection.h"
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#include "nsITreeColumns.h"
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#include "nsITreeBoxObject.h"
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#include "nsIFile.h"
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#include "nsString.h"
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#include "nsReadableUtils.h"
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#include "nsCRT.h"
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#include "nsPrintfCString.h"
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#include "nsIDateTimeFormat.h"
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#include "nsQuickSort.h"
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#include "nsIAtom.h"
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#include "nsIAutoCompleteResult.h"
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#include "nsIAutoCompleteSearch.h"
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#include "nsISimpleEnumerator.h"
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#include "nsAutoPtr.h"
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#include "nsIMutableArray.h"
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#include "nsTArray.h"
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#include "mozilla/Attributes.h"
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#include "nsWildCard.h"
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class nsIDOMDataTransfer;
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#define NS_FILECOMPLETE_CID { 0xcb60980e, 0x18a5, 0x4a77, \
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{ 0x91, 0x10, 0x81, 0x46, 0x61, 0x4c, 0xa7, 0xf0 } }
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#define NS_FILECOMPLETE_CONTRACTID "@mozilla.org/autocomplete/search;1?name=file"
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class nsFileResult final : public nsIAutoCompleteResult
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{
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public:
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// aSearchString is the text typed into the autocomplete widget
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// aSearchParam is the picker's currently displayed directory
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nsFileResult(const nsAString& aSearchString, const nsAString& aSearchParam);
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NS_DECL_ISUPPORTS
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NS_DECL_NSIAUTOCOMPLETERESULT
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nsTArray<nsString> mValues;
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nsString mSearchString;
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uint16_t mSearchResult;
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private:
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~nsFileResult() {}
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};
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NS_IMPL_ISUPPORTS(nsFileResult, nsIAutoCompleteResult)
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nsFileResult::nsFileResult(const nsAString& aSearchString,
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const nsAString& aSearchParam):
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mSearchString(aSearchString)
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{
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if (aSearchString.IsEmpty())
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mSearchResult = RESULT_IGNORED;
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else {
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int32_t slashPos = mSearchString.RFindChar('/');
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mSearchResult = RESULT_FAILURE;
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nsCOMPtr<nsIFile> directory;
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nsDependentSubstring parent(Substring(mSearchString, 0, slashPos + 1));
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if (!parent.IsEmpty() && parent.First() == '/')
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NS_NewLocalFile(parent, true, getter_AddRefs(directory));
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if (!directory) {
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if (NS_FAILED(NS_NewLocalFile(aSearchParam, true, getter_AddRefs(directory))))
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return;
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if (slashPos > 0)
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directory->AppendRelativePath(Substring(mSearchString, 0, slashPos));
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}
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nsCOMPtr<nsISimpleEnumerator> dirEntries;
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if (NS_FAILED(directory->GetDirectoryEntries(getter_AddRefs(dirEntries))))
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return;
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mSearchResult = RESULT_NOMATCH;
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bool hasMore = false;
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nsDependentSubstring prefix(Substring(mSearchString, slashPos + 1));
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while (NS_SUCCEEDED(dirEntries->HasMoreElements(&hasMore)) && hasMore) {
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nsCOMPtr<nsISupports> nextItem;
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dirEntries->GetNext(getter_AddRefs(nextItem));
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nsCOMPtr<nsIFile> nextFile(do_QueryInterface(nextItem));
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nsAutoString fileName;
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nextFile->GetLeafName(fileName);
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if (StringBeginsWith(fileName, prefix)) {
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fileName.Insert(parent, 0);
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if (mSearchResult == RESULT_NOMATCH && fileName.Equals(mSearchString))
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mSearchResult = RESULT_IGNORED;
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else
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mSearchResult = RESULT_SUCCESS;
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bool isDirectory = false;
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nextFile->IsDirectory(&isDirectory);
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if (isDirectory)
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fileName.Append('/');
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mValues.AppendElement(fileName);
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}
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}
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mValues.Sort();
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}
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}
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NS_IMETHODIMP nsFileResult::GetSearchString(nsAString & aSearchString)
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{
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aSearchString.Assign(mSearchString);
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return NS_OK;
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}
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NS_IMETHODIMP nsFileResult::GetSearchResult(uint16_t *aSearchResult)
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{
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NS_ENSURE_ARG_POINTER(aSearchResult);
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*aSearchResult = mSearchResult;
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return NS_OK;
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}
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NS_IMETHODIMP nsFileResult::GetDefaultIndex(int32_t *aDefaultIndex)
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{
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NS_ENSURE_ARG_POINTER(aDefaultIndex);
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*aDefaultIndex = -1;
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return NS_OK;
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}
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NS_IMETHODIMP nsFileResult::GetErrorDescription(nsAString & aErrorDescription)
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{
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aErrorDescription.Truncate();
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return NS_OK;
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}
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NS_IMETHODIMP nsFileResult::GetMatchCount(uint32_t *aMatchCount)
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{
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NS_ENSURE_ARG_POINTER(aMatchCount);
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*aMatchCount = mValues.Length();
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return NS_OK;
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}
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NS_IMETHODIMP nsFileResult::GetTypeAheadResult(bool *aTypeAheadResult)
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{
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NS_ENSURE_ARG_POINTER(aTypeAheadResult);
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*aTypeAheadResult = false;
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return NS_OK;
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}
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NS_IMETHODIMP nsFileResult::GetValueAt(int32_t index, nsAString & aValue)
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{
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aValue = mValues[index];
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if (aValue.Last() == '/')
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aValue.Truncate(aValue.Length() - 1);
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return NS_OK;
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}
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NS_IMETHODIMP nsFileResult::GetLabelAt(int32_t index, nsAString & aValue)
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{
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return GetValueAt(index, aValue);
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}
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NS_IMETHODIMP nsFileResult::GetCommentAt(int32_t index, nsAString & aComment)
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{
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aComment.Truncate();
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return NS_OK;
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}
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NS_IMETHODIMP nsFileResult::GetStyleAt(int32_t index, nsAString & aStyle)
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{
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if (mValues[index].Last() == '/')
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aStyle.AssignLiteral("directory");
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else
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aStyle.AssignLiteral("file");
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return NS_OK;
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}
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NS_IMETHODIMP nsFileResult::GetImageAt(int32_t index, nsAString & aImage)
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{
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aImage.Truncate();
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return NS_OK;
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}
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NS_IMETHODIMP nsFileResult::GetFinalCompleteValueAt(int32_t index,
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nsAString & aValue)
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{
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return GetValueAt(index, aValue);
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}
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NS_IMETHODIMP nsFileResult::RemoveValueAt(int32_t rowIndex, bool removeFromDb)
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{
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return NS_OK;
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}
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class nsFileComplete final : public nsIAutoCompleteSearch
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{
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~nsFileComplete() {}
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIAUTOCOMPLETESEARCH
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};
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NS_IMPL_ISUPPORTS(nsFileComplete, nsIAutoCompleteSearch)
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NS_IMETHODIMP
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nsFileComplete::StartSearch(const nsAString& aSearchString,
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const nsAString& aSearchParam,
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nsIAutoCompleteResult *aPreviousResult,
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nsIAutoCompleteObserver *aListener)
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{
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NS_ENSURE_ARG_POINTER(aListener);
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RefPtr<nsFileResult> result = new nsFileResult(aSearchString, aSearchParam);
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NS_ENSURE_TRUE(result, NS_ERROR_OUT_OF_MEMORY);
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return aListener->OnSearchResult(this, result);
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}
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NS_IMETHODIMP
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nsFileComplete::StopSearch()
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{
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return NS_OK;
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}
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#define NS_FILEVIEW_CID { 0xa5570462, 0x1dd1, 0x11b2, \
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{ 0x9d, 0x19, 0xdf, 0x30, 0xa2, 0x7f, 0xbd, 0xc4 } }
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class nsFileView : public nsIFileView,
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public nsITreeView
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{
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public:
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nsFileView();
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nsresult Init();
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NS_DECL_ISUPPORTS
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NS_DECL_NSIFILEVIEW
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NS_DECL_NSITREEVIEW
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protected:
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virtual ~nsFileView();
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void FilterFiles();
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void ReverseArray(nsTArray<nsCOMPtr<nsIFile> >& aArray);
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void SortArray(nsTArray<nsCOMPtr<nsIFile> >& aArray);
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void SortInternal();
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nsTArray<nsCOMPtr<nsIFile> > mFileList;
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nsTArray<nsCOMPtr<nsIFile> > mDirList;
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nsTArray<nsCOMPtr<nsIFile> > mFilteredFiles;
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nsCOMPtr<nsIFile> mDirectoryPath;
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nsCOMPtr<nsITreeBoxObject> mTree;
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nsCOMPtr<nsITreeSelection> mSelection;
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nsCOMPtr<nsIDateTimeFormat> mDateFormatter;
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int16_t mSortType;
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int32_t mTotalRows;
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nsTArray<char16_t*> mCurrentFilters;
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bool mShowHiddenFiles;
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bool mDirectoryFilter;
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bool mReverseSort;
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};
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// Factory constructor
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsFileComplete)
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NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsFileView, Init)
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NS_DEFINE_NAMED_CID(NS_FILECOMPLETE_CID);
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NS_DEFINE_NAMED_CID(NS_FILEVIEW_CID);
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static const mozilla::Module::CIDEntry kFileViewCIDs[] = {
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{ &kNS_FILECOMPLETE_CID, false, nullptr, nsFileCompleteConstructor },
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{ &kNS_FILEVIEW_CID, false, nullptr, nsFileViewConstructor },
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{ nullptr }
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};
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static const mozilla::Module::ContractIDEntry kFileViewContracts[] = {
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{ NS_FILECOMPLETE_CONTRACTID, &kNS_FILECOMPLETE_CID },
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{ NS_FILEVIEW_CONTRACTID, &kNS_FILEVIEW_CID },
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{ nullptr }
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};
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static const mozilla::Module kFileViewModule = {
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mozilla::Module::kVersion,
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kFileViewCIDs,
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kFileViewContracts
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};
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NSMODULE_DEFN(nsFileViewModule) = &kFileViewModule;
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nsFileView::nsFileView() :
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mSortType(-1),
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mTotalRows(0),
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mShowHiddenFiles(false),
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mDirectoryFilter(false),
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mReverseSort(false)
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{
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}
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nsFileView::~nsFileView()
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{
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uint32_t count = mCurrentFilters.Length();
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for (uint32_t i = 0; i < count; ++i)
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free(mCurrentFilters[i]);
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}
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nsresult
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nsFileView::Init()
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{
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mDateFormatter = nsIDateTimeFormat::Create();
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if (!mDateFormatter)
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return NS_ERROR_OUT_OF_MEMORY;
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return NS_OK;
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}
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// nsISupports implementation
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NS_IMPL_ISUPPORTS(nsFileView, nsITreeView, nsIFileView)
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// nsIFileView implementation
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NS_IMETHODIMP
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nsFileView::SetShowHiddenFiles(bool aShowHidden)
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{
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if (aShowHidden != mShowHiddenFiles) {
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mShowHiddenFiles = aShowHidden;
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// This could be better optimized, but since the hidden
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// file functionality is not currently used, this will be fine.
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SetDirectory(mDirectoryPath);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsFileView::GetShowHiddenFiles(bool* aShowHidden)
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{
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*aShowHidden = mShowHiddenFiles;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsFileView::SetShowOnlyDirectories(bool aOnlyDirs)
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{
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if (aOnlyDirs == mDirectoryFilter)
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return NS_OK;
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mDirectoryFilter = aOnlyDirs;
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uint32_t dirCount = mDirList.Length();
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if (mDirectoryFilter) {
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int32_t rowDiff = mTotalRows - dirCount;
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mFilteredFiles.Clear();
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mTotalRows = dirCount;
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if (mTree)
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mTree->RowCountChanged(mTotalRows, -rowDiff);
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} else {
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// Run the filter again to get the file list back
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FilterFiles();
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SortArray(mFilteredFiles);
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if (mReverseSort)
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ReverseArray(mFilteredFiles);
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if (mTree)
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mTree->RowCountChanged(dirCount, mTotalRows - dirCount);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsFileView::GetShowOnlyDirectories(bool* aOnlyDirs)
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{
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*aOnlyDirs = mDirectoryFilter;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsFileView::GetSortType(int16_t* aSortType)
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{
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*aSortType = mSortType;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsFileView::GetReverseSort(bool* aReverseSort)
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{
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*aReverseSort = mReverseSort;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsFileView::Sort(int16_t aSortType, bool aReverseSort)
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{
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if (aSortType == mSortType) {
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if (aReverseSort == mReverseSort)
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return NS_OK;
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mReverseSort = aReverseSort;
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ReverseArray(mDirList);
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ReverseArray(mFilteredFiles);
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} else {
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mSortType = aSortType;
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mReverseSort = aReverseSort;
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SortInternal();
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}
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if (mTree)
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mTree->Invalidate();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsFileView::SetDirectory(nsIFile* aDirectory)
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{
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NS_ENSURE_ARG_POINTER(aDirectory);
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nsCOMPtr<nsISimpleEnumerator> dirEntries;
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aDirectory->GetDirectoryEntries(getter_AddRefs(dirEntries));
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if (!dirEntries) {
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// Couldn't read in the directory, this can happen if the user does not
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// have permission to list it.
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return NS_ERROR_FAILURE;
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}
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mDirectoryPath = aDirectory;
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mFileList.Clear();
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mDirList.Clear();
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bool hasMore = false;
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while (NS_SUCCEEDED(dirEntries->HasMoreElements(&hasMore)) && hasMore) {
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nsCOMPtr<nsISupports> nextItem;
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dirEntries->GetNext(getter_AddRefs(nextItem));
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nsCOMPtr<nsIFile> theFile = do_QueryInterface(nextItem);
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bool isDirectory = false;
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if (theFile) {
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theFile->IsDirectory(&isDirectory);
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if (isDirectory) {
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bool isHidden;
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theFile->IsHidden(&isHidden);
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if (mShowHiddenFiles || !isHidden) {
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mDirList.AppendElement(theFile);
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}
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}
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else {
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mFileList.AppendElement(theFile);
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}
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}
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}
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if (mTree) {
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mTree->BeginUpdateBatch();
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mTree->RowCountChanged(0, -mTotalRows);
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}
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FilterFiles();
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SortInternal();
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if (mTree) {
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mTree->EndUpdateBatch();
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mTree->ScrollToRow(0);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsFileView::SetFilter(const nsAString& aFilterString)
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{
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uint32_t filterCount = mCurrentFilters.Length();
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for (uint32_t i = 0; i < filterCount; ++i)
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free(mCurrentFilters[i]);
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mCurrentFilters.Clear();
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nsAString::const_iterator start, iter, end;
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aFilterString.BeginReading(iter);
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aFilterString.EndReading(end);
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while (true) {
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// skip over delimiters
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while (iter != end && (*iter == ';' || *iter == ' '))
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++iter;
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if (iter == end)
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break;
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start = iter; // start of a filter
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// we know this is neither ';' nor ' ', skip to next char
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++iter;
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// find next delimiter or end of string
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while (iter != end && (*iter != ';' && *iter != ' '))
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++iter;
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char16_t* filter = ToNewUnicode(Substring(start, iter));
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if (!filter)
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return NS_ERROR_OUT_OF_MEMORY;
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if (!mCurrentFilters.AppendElement(filter)) {
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free(filter);
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return NS_ERROR_OUT_OF_MEMORY;
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}
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if (iter == end)
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break;
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++iter; // we know this is either ';' or ' ', skip to next char
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}
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if (mTree) {
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mTree->BeginUpdateBatch();
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uint32_t count = mDirList.Length();
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mTree->RowCountChanged(count, count - mTotalRows);
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}
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mFilteredFiles.Clear();
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FilterFiles();
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SortArray(mFilteredFiles);
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if (mReverseSort)
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ReverseArray(mFilteredFiles);
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if (mTree)
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mTree->EndUpdateBatch();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsFileView::GetSelectedFiles(nsIArray** aFiles)
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{
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*aFiles = nullptr;
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if (!mSelection)
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return NS_OK;
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int32_t numRanges;
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mSelection->GetRangeCount(&numRanges);
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uint32_t dirCount = mDirList.Length();
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nsCOMPtr<nsIMutableArray> fileArray =
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do_CreateInstance(NS_ARRAY_CONTRACTID);
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NS_ENSURE_STATE(fileArray);
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for (int32_t range = 0; range < numRanges; ++range) {
|
|
int32_t rangeBegin, rangeEnd;
|
|
mSelection->GetRangeAt(range, &rangeBegin, &rangeEnd);
|
|
|
|
for (int32_t itemIndex = rangeBegin; itemIndex <= rangeEnd; ++itemIndex) {
|
|
nsIFile* curFile = nullptr;
|
|
|
|
if (itemIndex < (int32_t) dirCount)
|
|
curFile = mDirList[itemIndex];
|
|
else {
|
|
if (itemIndex < mTotalRows)
|
|
curFile = mFilteredFiles[itemIndex - dirCount];
|
|
}
|
|
|
|
if (curFile)
|
|
fileArray->AppendElement(curFile, false);
|
|
}
|
|
}
|
|
|
|
fileArray.forget(aFiles);
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
// nsITreeView implementation
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetRowCount(int32_t* aRowCount)
|
|
{
|
|
*aRowCount = mTotalRows;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetSelection(nsITreeSelection** aSelection)
|
|
{
|
|
*aSelection = mSelection;
|
|
NS_IF_ADDREF(*aSelection);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::SetSelection(nsITreeSelection* aSelection)
|
|
{
|
|
mSelection = aSelection;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetRowProperties(int32_t aIndex, nsAString& aProps)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetCellProperties(int32_t aRow, nsITreeColumn* aCol,
|
|
nsAString& aProps)
|
|
{
|
|
uint32_t dirCount = mDirList.Length();
|
|
|
|
if (aRow < (int32_t) dirCount)
|
|
aProps.AppendLiteral("directory");
|
|
else if (aRow < mTotalRows)
|
|
aProps.AppendLiteral("file");
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetColumnProperties(nsITreeColumn* aCol, nsAString& aProps)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::IsContainer(int32_t aIndex, bool* aIsContainer)
|
|
{
|
|
*aIsContainer = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::IsContainerOpen(int32_t aIndex, bool* aIsOpen)
|
|
{
|
|
*aIsOpen = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::IsContainerEmpty(int32_t aIndex, bool* aIsEmpty)
|
|
{
|
|
*aIsEmpty = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::IsSeparator(int32_t aIndex, bool* aIsSeparator)
|
|
{
|
|
*aIsSeparator = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::IsSorted(bool* aIsSorted)
|
|
{
|
|
*aIsSorted = (mSortType >= 0);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::CanDrop(int32_t aIndex, int32_t aOrientation,
|
|
nsIDOMDataTransfer* dataTransfer, bool* aCanDrop)
|
|
{
|
|
*aCanDrop = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::Drop(int32_t aRow, int32_t aOrientation, nsIDOMDataTransfer* dataTransfer)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetParentIndex(int32_t aRowIndex, int32_t* aParentIndex)
|
|
{
|
|
*aParentIndex = -1;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::HasNextSibling(int32_t aRowIndex, int32_t aAfterIndex,
|
|
bool* aHasSibling)
|
|
{
|
|
*aHasSibling = (aAfterIndex < (mTotalRows - 1));
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetLevel(int32_t aIndex, int32_t* aLevel)
|
|
{
|
|
*aLevel = 0;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetImageSrc(int32_t aRow, nsITreeColumn* aCol,
|
|
nsAString& aImageSrc)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetProgressMode(int32_t aRow, nsITreeColumn* aCol,
|
|
int32_t* aProgressMode)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetCellValue(int32_t aRow, nsITreeColumn* aCol,
|
|
nsAString& aCellValue)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::GetCellText(int32_t aRow, nsITreeColumn* aCol,
|
|
nsAString& aCellText)
|
|
{
|
|
uint32_t dirCount = mDirList.Length();
|
|
bool isDirectory;
|
|
nsIFile* curFile = nullptr;
|
|
|
|
if (aRow < (int32_t) dirCount) {
|
|
isDirectory = true;
|
|
curFile = mDirList[aRow];
|
|
} else if (aRow < mTotalRows) {
|
|
isDirectory = false;
|
|
curFile = mFilteredFiles[aRow - dirCount];
|
|
} else {
|
|
// invalid row
|
|
aCellText.SetCapacity(0);
|
|
return NS_OK;
|
|
}
|
|
|
|
const char16_t* colID;
|
|
aCol->GetIdConst(&colID);
|
|
if (NS_LITERAL_STRING("FilenameColumn").Equals(colID)) {
|
|
curFile->GetLeafName(aCellText);
|
|
} else if (NS_LITERAL_STRING("LastModifiedColumn").Equals(colID)) {
|
|
PRTime lastModTime;
|
|
curFile->GetLastModifiedTime(&lastModTime);
|
|
// XXX FormatPRTime could take an nsAString&
|
|
nsAutoString temp;
|
|
mDateFormatter->FormatPRTime(nullptr, kDateFormatShort, kTimeFormatSeconds,
|
|
lastModTime * 1000, temp);
|
|
aCellText = temp;
|
|
} else {
|
|
// file size
|
|
if (isDirectory)
|
|
aCellText.SetCapacity(0);
|
|
else {
|
|
int64_t fileSize;
|
|
curFile->GetFileSize(&fileSize);
|
|
CopyUTF8toUTF16(nsPrintfCString("%lld", fileSize), aCellText);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::SetTree(nsITreeBoxObject* aTree)
|
|
{
|
|
mTree = aTree;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::ToggleOpenState(int32_t aIndex)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::CycleHeader(nsITreeColumn* aCol)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::SelectionChanged()
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::CycleCell(int32_t aRow, nsITreeColumn* aCol)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::IsEditable(int32_t aRow, nsITreeColumn* aCol,
|
|
bool* aIsEditable)
|
|
{
|
|
*aIsEditable = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::IsSelectable(int32_t aRow, nsITreeColumn* aCol,
|
|
bool* aIsSelectable)
|
|
{
|
|
*aIsSelectable = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::SetCellValue(int32_t aRow, nsITreeColumn* aCol,
|
|
const nsAString& aValue)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::SetCellText(int32_t aRow, nsITreeColumn* aCol,
|
|
const nsAString& aValue)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::PerformAction(const char16_t* aAction)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::PerformActionOnRow(const char16_t* aAction, int32_t aRow)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsFileView::PerformActionOnCell(const char16_t* aAction, int32_t aRow,
|
|
nsITreeColumn* aCol)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
// Private methods
|
|
|
|
void
|
|
nsFileView::FilterFiles()
|
|
{
|
|
uint32_t count = mDirList.Length();
|
|
mTotalRows = count;
|
|
count = mFileList.Length();
|
|
mFilteredFiles.Clear();
|
|
uint32_t filterCount = mCurrentFilters.Length();
|
|
|
|
for (uint32_t i = 0; i < count; ++i) {
|
|
nsIFile* file = mFileList[i];
|
|
bool isHidden = false;
|
|
if (!mShowHiddenFiles)
|
|
file->IsHidden(&isHidden);
|
|
|
|
nsAutoString ucsLeafName;
|
|
if(NS_FAILED(file->GetLeafName(ucsLeafName))) {
|
|
// need to check return value for GetLeafName()
|
|
continue;
|
|
}
|
|
|
|
if (!isHidden) {
|
|
for (uint32_t j = 0; j < filterCount; ++j) {
|
|
bool matched = false;
|
|
if (!nsCRT::strcmp(mCurrentFilters.ElementAt(j),
|
|
u"..apps"))
|
|
{
|
|
file->IsExecutable(&matched);
|
|
} else
|
|
matched = (NS_WildCardMatch(ucsLeafName.get(),
|
|
mCurrentFilters.ElementAt(j),
|
|
true) == MATCH);
|
|
|
|
if (matched) {
|
|
mFilteredFiles.AppendElement(file);
|
|
++mTotalRows;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
nsFileView::ReverseArray(nsTArray<nsCOMPtr<nsIFile> >& aArray)
|
|
{
|
|
uint32_t count = aArray.Length();
|
|
for (uint32_t i = 0; i < count/2; ++i) {
|
|
// If we get references to the COMPtrs in the array, and then .swap() them
|
|
// we avoid AdRef() / Release() calls.
|
|
nsCOMPtr<nsIFile>& element = aArray[i];
|
|
nsCOMPtr<nsIFile>& element2 = aArray[count - i - 1];
|
|
element.swap(element2);
|
|
}
|
|
}
|
|
|
|
static int
|
|
SortNameCallback(const void* aElement1, const void* aElement2, void* aContext)
|
|
{
|
|
nsIFile* file1 = *static_cast<nsIFile* const *>(aElement1);
|
|
nsIFile* file2 = *static_cast<nsIFile* const *>(aElement2);
|
|
|
|
nsAutoString leafName1, leafName2;
|
|
file1->GetLeafName(leafName1);
|
|
file2->GetLeafName(leafName2);
|
|
|
|
return Compare(leafName1, leafName2);
|
|
}
|
|
|
|
static int
|
|
SortSizeCallback(const void* aElement1, const void* aElement2, void* aContext)
|
|
{
|
|
nsIFile* file1 = *static_cast<nsIFile* const *>(aElement1);
|
|
nsIFile* file2 = *static_cast<nsIFile* const *>(aElement2);
|
|
|
|
int64_t size1, size2;
|
|
file1->GetFileSize(&size1);
|
|
file2->GetFileSize(&size2);
|
|
|
|
if (size1 == size2)
|
|
return 0;
|
|
|
|
return size1 < size2 ? -1 : 1;
|
|
}
|
|
|
|
static int
|
|
SortDateCallback(const void* aElement1, const void* aElement2, void* aContext)
|
|
{
|
|
nsIFile* file1 = *static_cast<nsIFile* const *>(aElement1);
|
|
nsIFile* file2 = *static_cast<nsIFile* const *>(aElement2);
|
|
|
|
PRTime time1, time2;
|
|
file1->GetLastModifiedTime(&time1);
|
|
file2->GetLastModifiedTime(&time2);
|
|
|
|
if (time1 == time2)
|
|
return 0;
|
|
|
|
return time1 < time2 ? -1 : 1;
|
|
}
|
|
|
|
void
|
|
nsFileView::SortArray(nsTArray<nsCOMPtr<nsIFile> >& aArray)
|
|
{
|
|
// We assume the array to be in filesystem order, which
|
|
// for our purposes, is completely unordered.
|
|
|
|
int (*compareFunc)(const void*, const void*, void*);
|
|
|
|
switch (mSortType) {
|
|
case sortName:
|
|
compareFunc = SortNameCallback;
|
|
break;
|
|
case sortSize:
|
|
compareFunc = SortSizeCallback;
|
|
break;
|
|
case sortDate:
|
|
compareFunc = SortDateCallback;
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
|
|
uint32_t count = aArray.Length();
|
|
|
|
nsIFile** array = new nsIFile*[count];
|
|
for (uint32_t i = 0; i < count; ++i) {
|
|
array[i] = aArray[i];
|
|
}
|
|
|
|
NS_QuickSort(array, count, sizeof(nsIFile*), compareFunc, nullptr);
|
|
|
|
for (uint32_t i = 0; i < count; ++i) {
|
|
// Use swap() to avoid refcounting.
|
|
aArray[i].swap(array[i]);
|
|
}
|
|
|
|
delete[] array;
|
|
}
|
|
|
|
void
|
|
nsFileView::SortInternal()
|
|
{
|
|
SortArray(mDirList);
|
|
SortArray(mFilteredFiles);
|
|
|
|
if (mReverseSort) {
|
|
ReverseArray(mDirList);
|
|
ReverseArray(mFilteredFiles);
|
|
}
|
|
}
|