JSMin是
个很好
JS压缩工具
只是使用时比较不方便于是我给它加了个GUI增加了多线程支持这样可以尽量提高JSMin操作性
//核心代码
void JSMinDialog::DoOK(const wxString& srcPath,const wxString& destPath)
{
(srcPath 
destPath) {
wxLog::OnLog(wxLOG_Error,wxT("源文件目录下输出目录不能是同
个"),time(NULL)); 
; }
wxDir srcDir(srcPath);
wxDir destDir(destPath);
wxArrayString fiels;
size_t srcs = srcDir.GetAllFiles(srcPath, &fiels, wxT("*.js"));
wxString srcFileName;
wxString destFileName;
wxString destFilePath;
for(
i=0; i<fiels.Count
; 
i) {
srcFileName = fiels.Item(i);
destFileName = srcFileName;
destFilePath = ::wxPathOnly(destFileName);
destFilePath.Replace(srcPath,destPath);
(!::wxDirExists(destFilePath)) {
(!::wxMkdir(destFilePath)) {
continue;
}
}
destFileName.Replace(srcPath,destPath);
CJSMin* js =
CJSMin(srcFileName,destFileName,wxT("")); CJSMinThread* pThread =
CJSMinThread(js); (pThread->Create != wxTHREAD_NO_ERROR) {
delete js;
wxLog::OnLog(wxLOG_Error,wxT("生成") + destFileName + wxT("
"),wxDateTime::GetTimeNow); }
{
wxLog::OnLog(wxLOG_Message,wxT("处理")+srcFileName+wxT(" > ") + destFileName,wxDateTime::GetTimeNow
); pThread->Run
; }
}
}
#
ndef WXJSMIN_H_INCLUDED #
WXJSMIN_H_INCLUDED #
<wx/file.h> #
INLINE inline 
CJSMin {
private:
const eof = EOF; private:
wxFile inf;
wxFile outf;
theA; theB; theLookahead; private:
INLINE void action(
d); INLINE
isAlphanum( c); INLINE
get; INLINE
next; INLINE
peek; public:
INLINE void jsmin
; public:
CJSMin(wxString src,wxString dest,wxString copyRiht):inf(src),outf(dest,wxFile::write),theLookahead(EOF){}
virtual ~CJSMin
; };
INLINE
CJSMin::isAlphanum( c) {
((c >= 'a' && c <= 'z') || (c >= '0' && c <= '9') || (c >= 'A' && c <= 'Z') || c
'_' || c '$' || c '\\' || c > 126);
}
/* get --
the next character from stdin. Watch out for lookahead. If the character is a control character, translate it to a space or
linefeed.
*/
INLINE
CJSMin::get {
c = theLookahead; theLookahead = eof;
(c eof) { char t = 0;
//c = getc(stdin);
(!inf.Eof) {
inf.Read(&t,1);
c = t;
}
{
c = eof;
}
}
(c >= ' ' || c '\n' || c eof) { c; }
(c '\r') { '\n'; }
' '; }
/* peek -- get the next character without getting it.
*/
INLINE
CJSMin::peek {
theLookahead = get
; theLookahead; }
/* next -- get the next character, excluding comments. peek
is used to see a '/' is followed by a '/' or '*'. */
INLINE
CJSMin::next {
c = get; (c '/') { switch (peek
) { 
'/': for (;;) {
c = get
; (c <= '\n') { c; }
}
'*': get
; for (;;) {
switch (get
) { '*': (peek '/') { get
; ' '; }
; eof: fpr
f(stderr, "Error: JSMIN Unterminated comment.\n"); exit(1);
}
}
default:
c; }
}
c; }
/* action -- do something! What you do is determined by the argument:
1 Output A. Copy B to A. Get the next B.
2 Copy B to A. Get the next B. (Delete A).
3 Get the next B. (Delete B).
action treats a
as a single character. Wow! action recognizes a regular expression
it is preceded by ( or , or =. */
INLINE void CJSMin::action(
d) {
switch (d) {
1: //putc(theA, stdout);
outf.Write(&theA,1);
2: theA = theB;
(theA '\'' || theA '"') { for (;;) {
//putc(theA, stdout);
outf.Write(&theA,1);
theA = get
; (theA theB) { ; }
(theA '\\') { //putc(theA, stdout);
outf.Write(&theA,1);
theA = get
; }
(theA eof) { fpr
f(stderr, "Error: JSMIN unterminated literal."); exit(1);
}
}
}
3: theB = next
; (theB '/' && (theA '(' || theA ',' || theA '=' ||
theA
':' || theA '[' || theA '!' || theA
'&' || theA '|' || theA '?' || theA
'{' || theA '}' || theA ';' || theA
'\n')) { //putc(theA, stdout);
//putc(theB, stdout);
outf.Write(&theA,1);
outf.Write(&theB,1);
for (;;) {
theA = get
; (theA '/') { ; }
(theA '\\') { //putc(theA, stdout);
outf.Write(&theA,1);
theA = get
; }
(theA eof) { fpr
f(stderr, "Error: JSMIN unterminated Regular Expression literal.\n");
exit(1);
}
//putc(theA, stdout);
outf.Write(&theA,1);
}
theB = next
; }
}
}
/* jsmin -- Copy the input to the output, deleting the characters which are
insign
icant to JavaScript. Comments will be removed. Tabs will be replaced with spaces. Carriage
s will be replaced with linefeeds. Most spaces and linefeeds will be removed.
*/
INLINE void CJSMin::jsmin
{
theA = '\n';
action(3);
while (theA != eof) {
switch (theA) {
' ': (isAlphanum(theB)) { action(1);
}
{ action(2);
}
; '\n': switch (theB) {
'{': '[': '(': '+': '-': action(1);
; ' ': action(3);
; default:
(isAlphanum(theB)) { action(1);
}
{ action(2);
}
}
; default:
switch (theB) {
' ': (isAlphanum(theA)) { action(1);
; }
action(3);
; '\n': switch (theA) {
'}': ']': ')': '+': '-': '"': '\'': action(1);
; default:
(isAlphanum(theA)) { action(1);
}
{ action(3);
}
}
; default:
action(1);
; }
}
}
}
#end
// WXJSMIN_H_INCLUDED #
ndef THREAD_H_INCLUDED #
THREAD_H_INCLUDED #
"wx/thread.h" CJSMin; CJSMinThread : public wxThread {
CJSMin* m_jsmin;
public:
CJSMinThread(CJSMin* jsmin):m_jsmin(jsmin){}
public:
virtual void* Entry
; };
#end
// THREAD_H_INCLUDED #
"../thread/thread.h" #
"../jsmin/wxjsmin.h" void* CJSMinThread::Entry
{
m_jsmin->jsmin
; delete m_jsmin;
NULL; }
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