Mozilla/mozilla/widget/src/xpwidgets/nsFileSpecWithUIImpl.cpp
law%netscape.com c4a2b4eb53 Fixes for #10737 (ftp download), overhauled to work better with Necko; r=valeski
git-svn-id: svn://10.0.0.236/trunk@53412 18797224-902f-48f8-a5cc-f745e15eee43
1999-11-13 05:37:00 +00:00

273 lines
8.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include "nsFileSpecWithUIImpl.h"
#include "nsWidgetsCID.h"
#include "nsIComponentManager.h"
#undef NS_FILE_FAILURE
#define NS_FILE_FAILURE NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_FILES,(0xFFFF))
NS_IMPL_ADDREF(nsFileSpecWithUIImpl)
NS_IMPL_RELEASE(nsFileSpecWithUIImpl)
NS_IMETHODIMP nsFileSpecWithUIImpl::QueryInterface(REFNSIID aIID,
void** aInstancePtr)
{
if (NULL == aInstancePtr) {
return NS_ERROR_NULL_POINTER;
}
*aInstancePtr = NULL;
static NS_DEFINE_IID(kClassIID, nsCOMTypeInfo<nsIFileSpecWithUI>::GetIID());
if (aIID.Equals(kClassIID))
*aInstancePtr = (void*) this;
else if (aIID.Equals(nsCOMTypeInfo<nsIFileSpec>::GetIID()))
*aInstancePtr = (void*) this;
else if (aIID.Equals(nsCOMTypeInfo<nsISupports>::GetIID()))
*aInstancePtr = (void*) ((nsISupports*)this);
if (*aInstancePtr)
{
NS_ADDREF_THIS();
return NS_OK;
}
return NS_NOINTERFACE;
}
static NS_DEFINE_IID(kCFileWidgetCID, NS_FILEWIDGET_CID);
#include "nsIComponentManager.h"
//----------------------------------------------------------------------------------------
nsFileSpecWithUIImpl::nsFileSpecWithUIImpl()
//----------------------------------------------------------------------------------------
{
NS_INIT_REFCNT();
nsresult rv = nsComponentManager::CreateInstance(
(const char*)NS_FILESPEC_PROGID,
(nsISupports*)nsnull,
(const nsID&)nsCOMTypeInfo<nsIFileSpec>::GetIID(),
(void**)getter_AddRefs(mBaseFileSpec));
NS_ASSERTION(NS_SUCCEEDED(rv), "ERROR: Could not make a file spec.");
}
//----------------------------------------------------------------------------------------
nsFileSpecWithUIImpl::~nsFileSpecWithUIImpl()
//----------------------------------------------------------------------------------------
{
}
//----------------------------------------------------------------------------------------
NS_IMETHODIMP nsFileSpecWithUIImpl::ChooseOutputFile(
const char *windowTitle,
const char *suggestedLeafName,
PRUint32 outMask)
//----------------------------------------------------------------------------------------
{
if (!mBaseFileSpec)
return NS_ERROR_NULL_POINTER;
nsCOMPtr<nsIFileWidget> fileWidget;
nsresult rv = nsComponentManager::CreateInstance(
kCFileWidgetCID,
nsnull,
nsCOMTypeInfo<nsIFileWidget>::GetIID(),
(void**)getter_AddRefs(fileWidget));
if (NS_FAILED(rv))
return rv;
fileWidget->SetDefaultString(suggestedLeafName);
SetFileWidgetFilterList(fileWidget, outMask, nsnull, nsnull);
// If there is a filespec specified, then start there.
SetFileWidgetStartDir(fileWidget);
nsFileSpec spec;
nsString winTitle(windowTitle);
nsFileDlgResults result = fileWidget->PutFile(nsnull, winTitle, spec);
if (result != nsFileDlgResults_OK)
{
if (result == nsFileDlgResults_Cancel)
return NS_ERROR_ABORT;
if (spec.Exists() && result != nsFileDlgResults_Replace)
return NS_FILE_FAILURE;
}
return mBaseFileSpec->SetFromFileSpec(spec);
} // nsFileSpecImpl::ChooseOutputFile
NS_IMETHODIMP nsFileSpecWithUIImpl::ChooseFile(const char *title, char **_retval)
{
nsresult rv = ChooseInputFile(title, eAllFiles, nsnull, nsnull);
if (NS_FAILED(rv)) return rv;
rv = GetURLString(_retval);
return rv;
}
// ---------------------------------------------------------------------------
void nsFileSpecWithUIImpl::SetFileWidgetFilterList(
nsIFileWidget* fileWidget, PRUint32 mask,
const char *inExtraFilterTitle, const char *inExtraFilter)
{
if (!fileWidget) return;
nsString* nextTitle;
nsString* nextFilter;
nsString* titles = nsnull;
nsString* filters = nsnull;
titles = new nsString[1 + kNumStandardFilters];
if (!titles)
{
goto Clean;
}
filters = new nsString[1 + kNumStandardFilters];
if (!filters)
{
goto Clean;
}
nextTitle = titles;
nextFilter = filters;
if (mask & eAllReadable)
{
*nextTitle++ = "All Readable Files";
*nextFilter++ = "*.eml; *.txt; *.htm; *.html; *.xml; *.gif; *.jpg; *.jpeg; *.png";
}
if (mask & eMailFiles)
{
*nextTitle++ = "Mail Files (*.eml)";
*nextFilter++ = "*.eml";
}
if (mask & eHTMLFiles)
{
*nextTitle++ = "HTML Files (*.htm; *.html)";
*nextFilter++ = "*.htm; *.html";
}
if (mask & eXMLFiles)
{
*nextTitle++ = "XML Files (*.xml)";
*nextFilter++ = "*.xml";
}
if (mask & eImageFiles)
{
*nextTitle++ = "Image Files (*.gif; *.jpg; *.jpeg; *.png)";
*nextFilter++ = "*.gif; *.jpg; *.jpeg; *.png";
}
if (mask & eTextFiles)
{
*nextTitle++ = "Text Files (*.txt)";
*nextFilter++ = "*.txt";
}
if (mask & eExtraFilter)
{
*nextTitle++ = inExtraFilterTitle;
*nextFilter++ = inExtraFilter;
}
if (mask & eAllFiles)
{
*nextTitle++ = "All Files";
*nextFilter++ = "*.*";
}
fileWidget->SetFilterList(nextFilter - filters, titles, filters);
return;
Clean:
delete [] titles;
delete [] filters;
}
//----------------------------------------------------------------------------------------
void nsFileSpecWithUIImpl::SetFileWidgetStartDir( nsIFileWidget *fileWidget ) {
// We set the file widget's starting directory to the one specified by this nsIFileSpec.
if ( mBaseFileSpec && fileWidget ) {
nsFileSpec spec;
nsresult rv = mBaseFileSpec->GetFileSpec( &spec );
if ( NS_SUCCEEDED( rv ) && spec.Valid() ) {
// Set as starting directory in file widget.
fileWidget->SetDisplayDirectory( spec );
}
}
}
//----------------------------------------------------------------------------------------
NS_IMETHODIMP nsFileSpecWithUIImpl::ChooseInputFile(
const char *inTitle,
PRUint32 inMask,
const char *inExtraFilterTitle, const char *inExtraFilter)
//----------------------------------------------------------------------------------------
{
if (!mBaseFileSpec)
return NS_ERROR_NULL_POINTER;
nsresult rv = NS_OK;
nsFileSpec spec;
nsCOMPtr<nsIFileWidget> fileWidget;
rv = nsComponentManager::CreateInstance(kCFileWidgetCID,
nsnull,
nsCOMTypeInfo<nsIFileWidget>::GetIID(),
(void**)getter_AddRefs(fileWidget));
if (NS_FAILED(rv))
return rv;
SetFileWidgetFilterList(fileWidget, inMask,
inExtraFilterTitle, inExtraFilter);
SetFileWidgetStartDir(fileWidget);
nsString winTitle(inTitle);
if (fileWidget->GetFile(nsnull, winTitle, spec) != nsFileDlgResults_OK)
rv = NS_FILE_FAILURE;
else
rv = mBaseFileSpec->SetFromFileSpec(spec);
return rv;
} // nsFileSpecWithUIImpl::ChooseInputFile
//----------------------------------------------------------------------------------------
NS_IMETHODIMP nsFileSpecWithUIImpl::ChooseDirectory(const char *title, char **_retval)
//----------------------------------------------------------------------------------------
{
if (!mBaseFileSpec)
return NS_ERROR_NULL_POINTER;
nsCOMPtr<nsIFileWidget> fileWidget;
nsresult rv = nsComponentManager::CreateInstance(
kCFileWidgetCID,
nsnull,
nsCOMTypeInfo<nsIFileWidget>::GetIID(),
(void**)getter_AddRefs(fileWidget));
if (NS_FAILED(rv))
return rv;
SetFileWidgetStartDir(fileWidget);
nsFileSpec spec;
if (fileWidget->GetFolder(nsnull, title, spec) != nsFileDlgResults_OK)
rv = NS_FILE_FAILURE;
rv = mBaseFileSpec->SetFromFileSpec(spec);
if (NS_FAILED(rv))
return rv;
return GetURLString(_retval);
} // nsFileSpecWithUIImpl::chooseDirectory