classbrowser.cpp

Linux下的C、C＋＋ IDE

#include "classbrowser.h"
#include "langdef.h"

#include <qpixmap.h>
#include <qfileinfo.h>

#include <cstring>
#include <cctype>
#include <new>

#include "cb_class.xpm"
#include "cb_meth.xpm"
#include "cb_pro_meth.xpm"
#include "cb_pri_meth.xpm"

////////////////////////////////////////////////////////
// ClassBrowser

void ClassBrowser::enumerate(const char *src)
{
	char *srccopy = new char[strlen(src)+2];

	if (!srccopy)
		return;

	strcpy(srccopy, src);

	parse(srccopy);

	delete [] srccopy;
}

void ClassBrowser::enumerate(HideDocList *pDocList)
{
	HideDoc doc;
	QFileInfo fi;
	CppBrowser cb(m_pTree);
	JavaBrowser jb(m_pTree);

	clear();

	for (unsigned i=0; i < pDocList->getDocPaths().count(); i++)
	{
		doc = pDocList->getByPath(pDocList->getDocPaths()[i]);

		fi.setFile(doc.getName());

		if (IS_CPP(fi.extension(0)))
			cb.enumerate(doc.getData());
		else
		if (IS_JAVA(fi.extension(0)))
			jb.enumerate(doc.getData());
	}
}

////////////////////////////////////////////////////////
// CppBrowser

void CppBrowser::parse(char *src)
{
	char *line = NULL, *nextline = NULL, *p = NULL;
	QListViewItem *item = NULL;

	line = strtok(src, "\n");

	while (line)
	{
		nextline = &line[strlen(line)+1];

		if ((p = strstr(line, "class ")) && 
		    ((*line == ' ') || (*line == 'c')) && 
		    strncmp(line, "//", 2))
		{
			if ((p = strtok(p, "\x20")))
			{
				if ((p = strtok(NULL, "\0"))) // This *should* be it...
				{
					// Ruff hax 4 now...
					if (strchr(p, '\x20'))
						*strchr(p, '\x20') = '\0';
					
					if (!strchr(p, ';')) // Forward class decl?
					{
						item = new QListViewItem(m_pTree, m_pTree->lastItem());
						item->setText(0, p);
						item->setPixmap(0, QPixmap(const_cast<const char **>(cb_class)));

						parseMethods(nextline, item, p);					
					}	
				}
			}
		}
	
		line = strtok(nextline, "\n"); 
	}
}

void CppBrowser::parseMethods(const char *cls, QListViewItem *classnode, const char *name)
{
	char *clscopy 		= new char[strlen(cls)+2];
	QListViewItem *item 	= NULL;
	QPixmap pixAccess		= QPixmap(const_cast<const char **>(cb_pri_meth));
	char *line = NULL, *nextline = NULL, *p = NULL;
	unsigned ob = 0, cb = 0, level = 0;

	if (!clscopy)
		return;

	strcpy(clscopy, cls);

	line = strtok(clscopy, "\n");

	while (line)
	{
		nextline = &line[strlen(line)+1];

		if (strchr(line, '{'))
		{
			ob++;
			level++;
		}

		if (strchr(line, '}'))
		{
			cb++;
			level--;
		}

		if ((ob && cb) && ob == cb)
			break;

		if ((p = strstr(line, "//")))
			*p = '\0';
			
		if (strstr(line, "public:") || strstr(line, "public slots:"))
			pixAccess = QPixmap(const_cast<const char **>(cb_meth));
		else
		if (strstr(line, "protected:") || strstr(line, "protected slots:"))
			pixAccess = QPixmap(const_cast<const char **>(cb_pro_meth));
		else
		if (strstr(line, "private:")  || strstr(line, "private slots:"))
			pixAccess = QPixmap(const_cast<const char **>(cb_pri_meth));

		// Simple for now...
		if (strchr(line, '(') && strchr(line, ')') && (level == 1))
		{
			p = strtok(line, ")");

			for (unsigned i=0; i < strlen(p); i++)
			{
				if (isblank(p[i]))
					strcpy(&p[i], &p[i+1]);
				else
					break;
			}
	
			item = new QListViewItem(classnode);
			item->setText(0, (QString) p + ")");
			item->setPixmap(0, pixAccess);
		}

		line = strtok(nextline, "\n");
	}
	
	delete [] clscopy;
}

////////////////////////////////////////////////////////
// JavaBrowser

void JavaBrowser::parse(char *src)
{
	char *line = NULL, *nextline = NULL, *p = NULL;
	QListViewItem *item = NULL;

	line = strtok(src, "\n");

	while (line)
	{
		nextline = &line[strlen(line)+1];

		if ((strstr(line, "public class ") ||
		    strstr(line, "protected class ") ||
		    strstr(line, "private class ") ||
		    strstr(line, "public static class ") ||
		    strstr(line, "protected static class ") ||
		    strstr(line, "private static class ")) &&
		    strncmp(line, "//", 2))
		{
			p = strstr(line, "class ");

			if ((p = strtok(p, "\x20")))
			{
				if ((p = strtok(NULL, "\0"))) // This *should* be it...
				{
					// Ruff hax 4 now...
					if (strchr(p, '\x20'))
						*strchr(p, '\x20') = '\0';
					
					if (!strchr(p, ';')) // Forward class decl?
					{
						item = new QListViewItem(m_pTree, m_pTree->lastItem());
						item->setText(0, p);
						item->setPixmap(0, QPixmap(const_cast<const char **>(cb_class)));

						parseMethods(nextline, item, p);					
					}	
				}
			}
		}
	
		line = strtok(nextline, "\n"); 
	}
}

void JavaBrowser::parseMethods(const char *cls, QListViewItem *classnode, const char *name)
{
	char *clscopy 		= new char[strlen(cls)+2];
	QListViewItem *item 	= NULL;
	QPixmap pixAccess		= QPixmap(const_cast<const char **>(cb_pri_meth));
	char *line = NULL, *nextline = NULL, *p = NULL;
	unsigned ob = 1, cb = 0;

	if (!clscopy)
		return;

	strcpy(clscopy, cls);

	line = strtok(clscopy, "\n");

	while (line)
	{
		nextline = &line[strlen(line)+1];

		if (strchr(line, '{'))
			ob++;

		if (strchr(line, '}'))
			cb++;

		if ((ob && cb) && ob == cb)
			break;

		if ((p = strstr(line, "//")))
			*p = '\0';
				
		// Simple for now...
		if (strchr(line, '(') && strchr(line, ')') &&
		   (strstr(line, name) || strstr(line, "public") ||
		    strstr(line, "protected") || strstr(line, "private")))
		{
			if ((p = strstr(line, "public ")))
			{
				pixAccess = QPixmap(const_cast<const char **>(cb_meth));

				p = strchr(p, ' ');

				line = &p[1];
			}
			else
			if ((p = strstr(line, "protected ")))
			{
				pixAccess = QPixmap(const_cast<const char **>(cb_pro_meth));
				
				p = strchr(p, ' ');

				line = &p[1];
			}
			else
			if ((p = strstr(line, "private ")))
			{
				pixAccess = QPixmap(const_cast<const char **>(cb_pri_meth));

				p = strchr(p, ' ');

				line = &p[1];
			}
			else
			if (strstr(line, name))
				pixAccess = QPixmap(const_cast<const char **>(cb_meth));
			else
				pixAccess = QPixmap(const_cast<const char **>(cb_pri_meth));

			p = strtok(line, ")");

			for (unsigned i=0; i < strlen(p); i++)
			{
				if (isblank(p[i]))
					strcpy(&p[i], &p[i+1]);
				else
					break;
			}
	
			item = new QListViewItem(classnode);
			item->setText(0, (QString) p + ")");
			item->setPixmap(0, pixAccess);
		}

		line = strtok(nextline, "\n");
	}
	
	delete [] clscopy;	
}