Ms Windows Resource Lint Header
Ms Windows Resource Lint HeaderPart of MsWindowsResourceLint. Save this as rcLint.h:
// this program parses RC files (as VC++ outputs them)
// and reports on CUA style issues
#pragma warning(disable: 4786)
#include <string>
#include <map>
#include <assert.h>
#include <iomanip>
#include <vector>
#include <sstream>
#include <iostream>
using std::cout;
using std::endl;
using std::ostream;
using std::string;
typedef std::map< string, string > strings_t;
typedef std::vector<string> spec_t;
typedef string::size_type size_type;
class
Source
{
public:
Source(string const & rc = ""):
m_rc(rc),
m_bot(0),
m_eot(0)
{}
void setResource(string const & rc) { m_rc = rc; }
size_type getBOT() { return m_bot; }
string const & getPriorToken() { return m_priorToken; }
string const & getCurrentToken() { return m_currentToken; }
string const &
pullNextToken()
{
m_priorToken = m_currentToken;
extractNextToken();
return m_currentToken;
}
size_type
getLineNumber(size_type at)
{
size_type lineNumber = 1;
for(size_type idx(0); idx < at; ++idx)
if ('\n' == m_rc[idx])
++lineNumber;
return lineNumber;
}
string
getLine(size_type at)
{
size_type bol = m_rc.rfind('\n', at);
if (string::npos == bol) bol = 0; else ++bol;
size_type eol = m_rc.find('\n', at);
if (string::npos == eol) eol = m_rc.length(); else ++eol;
return m_rc.substr(bol, eol - bol);
}
private:
string const &
extractNextToken()
{
char static const delims[] = " \t\n,";
m_bot = m_rc.find_first_not_of(delims, m_eot);
if (string::npos == m_bot)
m_currentToken = "";
else if (m_rc[m_bot] == '"')
m_currentToken = parseString();
else if (m_rc.substr(m_bot, 2) == "//")
{
if (skipUntil("\n"))
return extractNextToken();
}
else if (m_rc.substr(m_bot, 2) == "/*")
{
if (skipUntil("*/"))
return extractNextToken();
}
/* else if (m_rc.substr(m_bot, 1) == "#")
{
string line = getLine(m_bot);
size_type at(0);
while(isspace(line[at]) && at < line.size()) ++at;
if ('#' == line[at])
{
m_eot = m_bot + 1;
if (skipUntil("\n"))
return extractNextToken();
}
}*/
else
{
m_eot = m_rc.find_first_of(" \n,/", m_bot);
m_currentToken = m_rc.substr(m_bot, m_eot - m_bot);
}
if ('#' == m_currentToken[0])
{
// assert(m_rc.substr(m_bot, 1) == "#");
string line = getLine(m_bot);
size_type at(0);
while(isspace(line[at]) && at < line.size()) ++at;
if ('#' == line[at])
{
--m_eot;
if (skipUntil("\n"))
return extractNextToken();
}
}
return m_currentToken;
}
bool
skipUntil(char const * delimiter)
{
m_eot = m_rc.find(delimiter, m_eot + 1);
if (string::npos == m_eot)
{
m_currentToken = "";
return false;
}
m_eot += strlen(delimiter);
return true;
}
char
parseStringChar()
{
if (m_rc[m_eot] == '\\')
{
m_eot += 1;
char escapee(m_rc[m_eot++]);
switch (escapee)
{
case 'n' : return '\n';
case 'r' : return '\r';
case 't' : return '\t';
case '0' : return '\0';
case '\\': return '\\';
case 'a' : return '\a';
default : // TODO \x, \v \b, \f
if (isdigit(escapee))
{
string slug = m_rc.substr(m_eot - 1, 3);
return char(strtol(slug.c_str(), NULL, 8));
}
else
//assert(false);
return escapee;
}
}
else if (m_rc[m_eot] == '"' && m_rc[m_eot+1] == '"')
m_eot++;
return m_rc[m_eot++];
}
string
parseString()
{
m_eot = m_bot + 1;
string z;
while ( m_eot < m_rc.length() &&
( m_rc[m_eot] != '"' ||
m_rc[m_eot + 1] == '"' ) )
z += parseStringChar();
if (m_eot < m_rc.length())
m_eot += 1;
return z;
}
string m_rc;
size_type m_bot;
size_type m_eot;
string m_priorToken;
string m_currentToken;
};
class Resource;
class
ResourceHandle?
{
public: // don't read this it's just a sharing smart pointer...
ResourceHandle?(Resource *p = NULL):
m_pInt(new int(p != NULL)), m_p(p) {}
Resource *get() { return m_p; }
Resource *operator->() { return m_p; }
ResourceHandle?(ResourceHandle? const & rh):
m_pInt(rh.m_pInt), m_p(rh.m_p) { ++(*m_pInt); }
~ResourceHandle?();
private:
Resource * m_p;
int * m_pInt;
};
class
ComplaintDepartment?
{
public:
virtual string getLine(size_type at) = 0;
virtual size_type getLineNumber(size_type at) = 0;
virtual void complain(string const & description, size_type bot, string evidence = "") = 0;
virtual string getString(string const & id) = 0;
virtual Resource * getAccelerators(string const & menuID) = 0;
}; // DependencyInversionPrinciple
class
Resource
{
public:
void setBeginningOfText(size_type bot) { m_bot = bot; }
string getID() { return getSpec(0); }
virtual Resource * clone() { return new Resource(*this); }
virtual Resource * get(string /*id*/) { return NULL; }
virtual Resource * get(int /*idx*/) { return NULL; }
virtual Resource * get_(int /*idx*/) { return NULL; }
virtual void parse(Source & /*aSource*/) { }
virtual string getLabel() { return getSpec(getLabelIndex()); }
virtual void LintOne?(ComplaintDepartment? & ) {}
virtual void LintAll?(ComplaintDepartment? & ) {}
size_type getBeginningOfText() { return m_bot; }
int getSpecCount() const { return m_spec.size(); }
string const & getSpec(int x) const { return m_spec[x]; }
void addSpec(string const & token) { m_spec.push_back(token); }
virtual bool weBePromptLabel() { return false; }
char
getLabelHotkey()
{
string label = getLabel();
size_type at = label.find('&');
if ( string::npos != at &&
(at + 2) < label.length() &&
'&' != label[at + 1] )
return label[at + 1];
return '\0';
}
virtual void
printTree(ostream & out, int depth = 1)
{
out << std::setw(depth) << " " << getID() << endl;
}
void
LintLabelPrompt?(ComplaintDepartment? & aCD) // TODO oaoo?
{
char hotKey = this->getLabelHotkey();
if (!hotKey)
aCD.complain("Missing & in Menu Label", m_bot); // TODO make m_bot private
}
private:
virtual int getLabelIndex() { return 1; }
spec_t m_spec;
size_type m_bot;
};
class // TODO or Accelerator
Control: public Resource
{
public:
bool weBePromptLabel() { return "LTEXT" == getSpec(1) &&
':' == *getLabel().rbegin(); }
private:
virtual int getLabelIndex() { return 2; }
Resource * clone() { return new Control(*this); }
bool weBeButton() { return "CONTROL" == getSpec(1) &&
"Button" == getSpec(4); }
bool weBePushButton() { return ( "PUSHBUTTON" == getSpec(1) ||
"DEFPUSHBUTTON" == getSpec(1) ) &&
"IDOK" != getSpec(3) &&
"IDCANCEL" != getSpec(3); }
virtual void
LintOne?(ComplaintDepartment? & aCD)
{
// TODO put quotes back on strings
if ( weBeButton() ||
weBePromptLabel() ||
weBePushButton() )
{
// cout << getLabel() << endl;
if (!getLabelHotkey())
aCD.complain("Button missing hotkey", getBeginningOfText());
}
}
};
string
toString(int i)
{
std::stringstream z; z << i;
return z.str();
}
class
ResourceCollection?: public Resource
{
public:
void
add(Resource & nu)
{
m_Resources[nu.getID()] = nu.clone();
}
void
printTree(ostream & out, int depth = 1)
{
Resource::printTree(out, depth);
for( Resources_t::iterator it = m_Resources.begin();
it != m_Resources.end();
++it )
it->second->printTree(out, depth + 5);
} // TODO this merged with LintAll?() == Visitor
int getCount() { return m_Resources.size(); }
Resource *
get(string id)
{
Resources_t::iterator it = m_Resources.find(id);
if (it == m_Resources.end()) return NULL;
return it->second.operator->();
}
Resource *
get(int idx)
{
Resources_t::iterator it = m_Resources.begin();
while (it != m_Resources.end() && idx--) ++it;
return it != m_Resources.end()? it->second.operator->(): NULL;
}
Resource *
get_(int idx)
{
return get(toString(idx));/*
Resources_t::iterator it = m_Resources.begin();
while (it != m_Resources.end() && idx--) ++it;
return it != m_Resources.end()? it->second.operator->(): NULL;*/
}
virtual string parseName(Source & /*aSource*/) { return ""; }
void
parseResource(ResourceCollection? & aSink, Source & aSource)
{
setBeginningOfText(aSource.getBOT());
addSpec(parseName(aSource));
string begin;
do {
begin = aSource.pullNextToken();
if (begin == "") return;
} while("BEGIN" != begin);
aSource.pullNextToken();
for(;;)
{
string token = aSource.getCurrentToken();
if ("" == token || "END" == token) break;
parse(aSource);
}
aSink.add(*this);
}
void
LintAll?(ComplaintDepartment? & aCD)
{
for( Resources_t::iterator it = m_Resources.begin();
it != m_Resources.end();
++it )
{
it->second->LintOne?(aCD);
it->second->LintAll?(aCD);
}
}
void
LintDupedLabelHotKeys?(ComplaintDepartment? & aCD, string type)
{
Resource * pControl = NULL;
for ( int idx(0); pControl = get(idx); ++idx )
if (char hotKey = pControl->getLabelHotkey())
{
string evidence;
Resource * pControl2 = NULL;
for ( int idx2(idx + 1); pControl2 = get(idx2); ++idx2 ) // TODO OAOO
{
char hotKey2 = pControl2->getLabelHotkey();
if (hotKey == hotKey2)
evidence += aCD.getLine(pControl2->getBeginningOfText());
}
if ("" != evidence)
aCD.complain( "Duplicated " + type + " hotkey",
pControl->getBeginningOfText(), evidence );
}
}
virtual bool isFirstTokenOfNextItem(string const & token) { return false; }
void
initResource(Resource & aResource, Source & aSource)
{
aResource.addSpec(toString(getCount()));
aResource.addSpec(aSource.getCurrentToken());
aResource.setBeginningOfText(aSource.getBOT());
string token = aSource.pullNextToken();
while (token != "END")
{
if ( isFirstTokenOfNextItem(token) )
break;
aResource.addSpec(token);
token = aSource.pullNextToken();
}
add(aResource);
}
private:
typedef std::map< string, ResourceHandle? >
Resources_t;
Resources_t m_Resources;
};
ResourceHandle?::~ResourceHandle?() // permits derived Resource objects to occupy std::map<>
{
--(*m_pInt);
if(!m_pInt) { delete m_p; delete m_pInt; }
}
class
MenuHierarchy?: public ResourceCollection?
{
public:
void setMenuID(string const & nu) { m_MenuID = nu; }
string const & getMenuID() { return m_MenuID; }
virtual void addMenuItem(Source & aSource);
void parse(Source & aSource);
private:
string m_MenuID;
};
class // also string in STRINGTABLE
MenuItem?: public MenuHierarchy?
{
public:
private:
Resource * clone() { return new MenuItem?(*this); }
void
complainAbout(ComplaintDepartment? & aCD, char const * description, Resource & aResource)
{
aCD.complain
(
description,
getBeginningOfText(),
aCD.getLine(aResource.getBeginningOfText())
);
}
void
LintAccelerator?(ComplaintDepartment? & aCD, Resource & aControl)
{
if (getID() == aControl.getSpec(2)) // TODO make getLabel get the label
{
size_type at = getLabel().find('\t');
if (string::npos == at)
complainAbout(aCD, "Missing accelerator prompt in Menu Label", aControl);
else
{
string slice = getLabel().substr(at);
string keyCap = slice.substr(slice.length() - 1, 1);
if (keyCap != aControl.getSpec(1))
complainAbout(aCD, "Wrong accelerator prompt in Menu Label", aControl);
}
}
}
void
LintAccelerators?(ComplaintDepartment? & aCD, Resource & anAccelerator)
{
for(int idx(0);;++idx)
{
Resource * pControl = anAccelerator.get(idx);
if (!pControl) break;
LintAccelerator?(aCD, *pControl);
}
}
void
LintOne?(ComplaintDepartment? & aCD)
{
LintLabelPrompt?(aCD);
string help = aCD.getString(getID());
if ("" == help)
aCD.complain("Missing StringTable? help for MenuItem?", this->getBeginningOfText());
Resource * p = aCD.getAccelerators(getMenuID());
if (p) LintAccelerators?(aCD, *p);
}
};
class
Popup: public MenuHierarchy?
{
public:
Resource *clone() { return new Popup(*this); }
string
parseName(Source & aSource)
{
return aSource.pullNextToken();
}
private:
void
LintOne?(ComplaintDepartment? & aCD)
{
LintLabelPrompt?(aCD);
LintDupedLabelHotKeys?(aCD, "MenuItem?");
}
private:
virtual int getLabelIndex() { return 0; }
};
void
MenuHierarchy?::addMenuItem(Source & aSource)
{
string label = aSource.pullNextToken();
assert(label.size());
if ("SEPARATOR" == label)
{
aSource.pullNextToken();
return;
}
size_type bot = aSource.getBOT(); // TODO getBeginningOfText()
string id = aSource.pullNextToken();
MenuItem? anItem;
anItem.setBeginningOfText(bot);
anItem.addSpec(id);
anItem.addSpec(label);
anItem.setMenuID(getMenuID());
string token;
for (;;)
{
token = aSource.pullNextToken();
if ( "END" == token || "POPUP" == token || "MENUITEM" == token)
break;
anItem.addSpec(token);
}
add(anItem);
}
void
MenuHierarchy?::parse(Source & aSource)
{
string token = aSource.getCurrentToken();
if ("MENUITEM" == token)
addMenuItem(aSource);
else if ("POPUP" == token)
{
Popup aPopup;
aPopup.setMenuID(getMenuID());
aPopup.parseResource(*this, aSource);
token = aSource.pullNextToken();
}
else
assert(false); // syntax error in your resource code! Look at token and m_bot
}
class
Menu: public MenuHierarchy?
{
public:
Resource *clone() { return new Menu(*this); }
string
parseName(Source & aSource)
{
string token = aSource.getPriorToken(); // TODO commonalize this
setMenuID(token);
return token;
}
};
class
StringTable?: public ResourceCollection?
{
public:
StringTable?(int idx): m_idx(toString(idx)) {}
private:
string
parseName(Source & aSource)
{
return m_idx;
}
void
parse(Source & aSource)
{
string token = aSource.getCurrentToken();
Resource anEntry;
anEntry.setBeginningOfText(aSource.getBOT());
anEntry.addSpec(token);
anEntry.addSpec(aSource.pullNextToken());
add(anEntry);
aSource.pullNextToken();
}
Resource *clone() { return new StringTable?(*this); }
string m_idx;
};
class
Accelerators: public ResourceCollection?
{
Resource *clone() { return new Accelerators(*this); }
string
parseName(Source & aSource)
{
return aSource.getPriorToken() + " ACCELERATORS";
}
bool
isFirstTokenOfNextItem(string const & token)
{
return (1 == token.length() && "|" != token) ||
"VK_" == token.substr(0, 3);
}
void
parse(Source & aSource)
{
Control aCtrl;
initResource(aCtrl, aSource);
}
};
class
Dialog: public ResourceCollection?
{
public:
Resource *clone() { return new Dialog(*this); }
string
parseName(Source & aSource) // get prior name class?? TODO
{
return aSource.getPriorToken();
}
void
LintPromptLabel?(ComplaintDepartment? & aCD, Resource & aResource, int idx)
{
if (Resource * pNext = get(toString(idx + 1)))
{
bool found (false);
for(int x(0); x < pNext->getSpecCount(); ++x)
{
if ("WS_TABSTOP" == pNext->getSpec(x))
{
found = true;
break;
}
}
if (!found)
aCD.complain( "Prompt before control without tabstop",
aResource.getBeginningOfText() );
}
else
{
aCD.complain( "Prompt at end of control list",
aResource.getBeginningOfText() );
}
}
void
LintOne?(ComplaintDepartment? & aCD)
{
LintDupedLabelHotKeys?(aCD, "Control");
Resource * pResource = NULL;
for ( int idx(0); pResource = get(toString(idx)); ++idx )
if (pResource->weBePromptLabel())
LintPromptLabel?(aCD, *pResource, idx);
}
bool
isFirstTokenOfNextItem(string const & token)
{
return token == "LTEXT" || token == "RTEXT" || token == "DEFPUSHBUTTON" || token == "PUSHBUTTON" ||
token == "AUTO3STATE" || token == "AUTOCHECKBOX" || token == "AUTORADIOBUTTON" || token == "CHECKBOX" ||
token == "COMBOBOX" || token == "CONTROL" || token == "CTEXT" || token == "EDITTEXT" ||
token == "GROUPBOX" || token == "ICON" || token == "LISTBOX" || token == "PUSHBOX" ||
token == "RADIOBUTTON" || token == "SCROLLBAR" || token == "STATE3";
}
void
parse(Source & aSource)
{
Control aCtrl;
initResource(aCtrl, aSource);
}
};
class
ResourceFile? : public ResourceCollection?, public ComplaintDepartment?
{
public:
Resource *clone() { return NULL; } // the buck stops here
ResourceFile?(): m_pComplaints(NULL) {}
virtual size_type getLineNumber(size_type at) {
return m_Source.getLineNumber(at); }
virtual string getLine(size_type at) {
return m_Source.getLine(at); }
string
getString(string const & id)
{
int idx(0);
for(;;)
{
Resource * p = get(toString(idx++));
if (!p) return "";
p = p->get(id);
if (p) return p->getLabel();
}
}
void
callLint(ostream & complaints)
{
m_pComplaints = &complaints;
LintAll?(*this);
m_pComplaints = NULL;
}
Resource *
getAccelerators(string const & menuID)
{
return get(menuID + " ACCELERATORS");
}
void
complain(string const & description, size_type bot, string evidence = "")
{
size_type lineNumber(getLineNumber(bot));
*m_pComplaints << getID() << '(' << lineNumber << "): " << description << "\n";
*m_pComplaints << getLine(bot);
if ("" != evidence) *m_pComplaints << evidence;
*m_pComplaints << "\n";
}
void
parseFile( string const & rc,
string const & fileName = "" )
{
m_Source.setResource(rc);
setBeginningOfText(m_Source.getBOT());
addSpec(fileName);
int idx(0);
for(;;)
{
string token = m_Source.pullNextToken();
if ("" == token) return;
if ("MENU" == token)
{
Menu().parseResource(*this, m_Source);
}
else if ("DIALOG" == token || "DIALOGEX" == token)
{
Dialog().parseResource(*this, m_Source);
}
else if ("ACCELERATORS" == token)
{
Accelerators().parseResource(*this, m_Source);
}
else if ("STRINGTABLE" == token)
{
StringTable?(idx++).parseResource(*this, m_Source);
}
else
{
// std::cerr << "Unrecognized: " << token << endl;
}
}
}
// TODO everyone deals with END the same way.
private:
Source m_Source;
ostream * m_pComplaints;
};
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