JColorIndex
JXFileInput::GetTextColor
(
const JCharacter* fileName,
const JCharacter* basePath,
const JBoolean requireRead,
const JBoolean requireWrite,
const JBoolean requireExec,
const JColormap* colormap
)
{
if (JStringEmpty(fileName))
{
return colormap->GetBlackColor();
}
JString fullName;
if ((!JIsRelativePath(fileName) || !JStringEmpty(basePath)) &&
JConvertToAbsolutePath(fileName, basePath, &fullName) &&
(!requireRead || JFileReadable(fullName)) &&
(!requireWrite || JFileWritable(fullName)) &&
(!requireExec || JFileExecutable(fullName)))
{
return colormap->GetBlackColor();
}
else
{
return colormap->GetRedColor();
}
}
JBoolean
JXFileInput::InputValid()
{
if (itsAllowInvalidFileFlag)
{
return kJTrue;
}
else if (!JXInputField::InputValid())
{
return kJFalse;
}
const JString& text = GetText();
if (text.IsEmpty())
{
return JNegate(IsRequired());
}
JString fullName;
const JCharacter* errID = NULL;
if (JIsRelativePath(text) && !HasBasePath())
{
errID = kNoRelPathID;
RecalcAll(kJTrue);
}
else if (!JConvertToAbsolutePath(text, itsBasePath, &fullName) ||
!JFileExists(fullName))
{
errID = kDoesNotExistID;
}
else if (itsRequireReadFlag && !JFileReadable(fullName))
{
errID = kUnreadableID;
}
else if (itsRequireWriteFlag && !JFileWritable(fullName))
{
errID = kUnwritableID;
}
else if (itsRequireExecFlag && !JFileExecutable(fullName))
{
errID = kCannotExecID;
}
if (JStringEmpty(errID))
{
return kJTrue;
}
else
{
(JGetUserNotification())->ReportError(JGetString(errID));
return kJFalse;
}
}
JBoolean
JXFileInput::GetFile
(
JString* fullName
)
const
{
const JString& text = GetText();
return JI2B(!text.IsEmpty() &&
(!JIsRelativePath(text) || HasBasePath()) &&
JConvertToAbsolutePath(text, itsBasePath, fullName) &&
JFileExists(*fullName) &&
(!itsRequireReadFlag || JFileReadable(*fullName)) &&
(!itsRequireWriteFlag || JFileWritable(*fullName)) &&
(!itsRequireExecFlag || JFileExecutable(*fullName)));
}
void
JEditVCS
(
const JCharacter* fullName
)
{
if (JFileExists(fullName) && !JFileWritable(fullName))
{
JString path, name;
JSplitPathAndName(fullName, &path, &name);
JString vcsDir = JCombinePathAndName(path, kCVSDirName);
if (JDirectoryExists(vcsDir))
{
const JString cmd = "cd " + path + "; cvs edit " + name;
system(cmd);
}
}
}
JBoolean
JXSaveFileDialog::OKToDeactivate()
{
if (!JXCSFDialogBase::OKToDeactivate())
{
return kJFalse;
}
else if (Cancelled())
{
return kJTrue;
}
JXPathInput* pathInput = GetPathInput();
if (pathInput->HasFocus())
{
GoToItsPath();
return kJFalse;
}
JXInputField* filterInput = GetFilterInput();
if (filterInput->HasFocus())
{
AdjustFilter();
return kJFalse;
}
JXDirTable* fileBrowser = GetFileBrowser();
if (fileBrowser->HasFocus() && fileBrowser->GoToSelectedDirectory())
{
return kJFalse;
}
const JString& fileName = itsFileNameInput->GetText();
if (fileName.IsEmpty())
{
(JGetUserNotification())->ReportError("You need to enter a file name.");
return kJFalse;
}
const JString& path = GetPath();
const JString fullName = path + fileName;
const JBoolean fileExists = JFileExists(fullName);
if (JDirectoryExists(fullName))
{
(JGetUserNotification())->ReportError(
"This name is already used for a directory.");
return kJFalse;
}
else if (!JDirectoryWritable(path) && !fileExists)
{
(JGetUserNotification())->ReportError(
"You are not allowed to write to this directory.");
return kJFalse;
}
else if (!fileExists)
{
*itsFileName = fileName;
return kJTrue;
}
else if (!JFileWritable(fullName))
{
(JGetUserNotification())->ReportError(
"You are not allowed to write to this file.");
return kJFalse;
}
else if ((JGetUserNotification())->AskUserNo("That file already exists. Replace it?"))
{
*itsFileName = fileName;
return kJTrue;
}
else
{
return kJFalse;
}
}
void
ParseOptions
(
const JSize argc,
char* argv[],
JString* fileName,
JBoolean* printInfo,
int* transparentColor,
LaceOption* interlace,
JBoolean* padColormap,
JBoolean* blend,
JFloat* alpha,
JRGB* alphaColor,
JString* blendOutput
)
{
if (argc == 1)
{
PrintHelp();
exit(0);
}
fileName->Clear();
*printInfo = kJFalse;
*transparentColor = kTransparentColorNotSet;
*interlace = kIgnoreInterlace;
*padColormap = kJFalse;
*blend = kJFalse;
JIndex index = 1;
while (index < argc)
{
if (strcmp(argv[index], "-h") == 0 ||
strcmp(argv[index], "--help") == 0)
{
PrintHelp();
exit(0);
}
else if (strcmp(argv[index], "-v") == 0 ||
strcmp(argv[index], "--version") == 0)
{
PrintVersion();
exit(0);
}
else if (strcmp(argv[index], "-i") == 0)
{
*printInfo = kJTrue;
}
else if (strcmp(argv[index], "-t") == 0)
{
JCheckForValues(1, &index, argc, argv);
if (strcmp(argv[index], "none") == 0)
{
*transparentColor = kNoTransparentColor;
}
else if ('0' <= argv[index][0] && argv[index][0] <= '9')
{
*transparentColor = atoi(argv[index]);
}
else
{
cerr << argv[0] << ": -t requires a number or none" << endl;
exit(1);
}
}
else if (strcmp(argv[index], "-l") == 0)
{
JCheckForValues(1, &index, argc, argv);
if (strcmp(argv[index], "on") == 0)
{
*interlace = kTurnInterlaceOn;
}
else if (strcmp(argv[index], "off") == 0)
{
*interlace = kTurnInterlaceOff;
}
else
{
cerr << argv[0] << ": -l requires either on or off" << endl;
exit(1);
}
}
else if (strcmp(argv[index], "-p") == 0)
{
*padColormap = kJTrue;
}
else if (strcmp(argv[index], "-b") == 0)
{
JCheckForValues(5, &index, argc, argv);
*blend = kJTrue;
*alpha = atof(argv[index]);
alphaColor->red = atoi(argv[index+1]);
alphaColor->green = atoi(argv[index+2]);
alphaColor->blue = atoi(argv[index+3]);
*blendOutput = argv[index+4];
index += 4;
}
else if (argv[index][0] == '-')
{
cerr << argv[0] << ": unknown option " << argv[index] << endl;
exit(1);
}
else if (fileName->IsEmpty())
{
if (!JFileReadable(argv[index]))
{
cerr << argv[0] << ": file is unreadable" << endl;
exit(1);
}
if (!JFileWritable(argv[index]))
{
cerr << argv[0] << ": file is unwriteable" << endl;
exit(1);
}
*fileName = argv[index];
}
else
{
cerr << argv[0] << ": too many parameters" << endl;
exit(1);
}
index++;
}
if (fileName->IsEmpty())
{
cerr << argv[0] << ": no input file specified" << endl;
exit(1);
}
if (argc == 2)
{
*printInfo = kJTrue;
}
}
void
JXFileInput::AdjustStylesBeforeRecalc
(
const JString& buffer,
JRunArray<Font>* styles,
JIndexRange* recalcRange,
JIndexRange* redrawRange,
const JBoolean deletion
)
{
const JColormap* colormap = GetColormap();
const JSize totalLength = buffer.GetLength();
JString fullName = buffer;
if ((JIsRelativePath(buffer) && !HasBasePath()) ||
!JExpandHomeDirShortcut(buffer, &fullName))
{
fullName.Clear();
}
// Last clause because if JConvertToAbsolutePath() succeeds, we don't
// want to further modify fullName.
else if (JIsRelativePath(buffer) &&
!JConvertToAbsolutePath(buffer, itsBasePath, &fullName))
{
if (HasBasePath())
{
fullName = JCombinePathAndName(itsBasePath, buffer);
}
else
{
fullName.Clear();
}
}
JSize errLength;
if (fullName.IsEmpty())
{
errLength = totalLength;
}
else if (!JFileExists(fullName) ||
(itsRequireReadFlag && !JFileReadable(fullName)) ||
(itsRequireWriteFlag && !JFileWritable(fullName)) ||
(itsRequireExecFlag && !JFileExecutable(fullName)))
{
const JString closestDir = JGetClosestDirectory(fullName, kJFalse);
if (fullName.BeginsWith(closestDir))
{
errLength = fullName.GetLength() - closestDir.GetLength();
}
else
{
errLength = totalLength;
}
}
else
{
errLength = 0;
}
if (errLength > 0 && buffer.EndsWith(kThisDirSuffix))
{
errLength++; // trailing . is trimmed
}
Font f = styles->GetFirstElement();
styles->RemoveAll();
if (errLength >= totalLength)
{
f.style.color = colormap->GetRedColor();
styles->AppendElements(f, totalLength);
}
else
{
f.style.color = colormap->GetBlackColor();
styles->AppendElements(f, totalLength - errLength);
if (errLength > 0)
{
f.style.color = colormap->GetRedColor();
styles->AppendElements(f, errLength);
}
}
*redrawRange += JIndexRange(1, totalLength);
}
