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use the new bufferstorage (this change only deletes all references to the old one

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@316 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Lars Gullik Bjønnes 1999-11-15 12:27:25 +00:00
parent a25d74c216
commit e8022b10a1
4 changed files with 9 additions and 299 deletions
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5
ChangeLog
View File

@ -1,5 +1,10 @@
1999-11-15 Lars Gullik Bjønnes <larsbj@lyx.org>
* src/menus.C (ShowBufferMenu): to use the new BufferStorage
* src/bufferlist.[Ch]: use the new BufferStorage class and remove all
trace of the old one.
* src/undo.[Ch]: made the undostack use std::list to store undo's in
put the member definitions in undo.C.

246
src/bufferlist.C
View File

@ -43,29 +43,8 @@ extern int RunLinuxDoc(int, string const &);
// Class BufferStorage
//
#ifndef NEW_STORE
BufferStorage::BufferStorage()
{
// Initialize the buffer array
for (int i = NUMBER_OF_BUFFERS-1; i >= 0; i--) {
buffer[i] = 0;
}
}
#endif
#ifndef NEW_STORE
bool BufferStorage::isEmpty()
{
for (int i = NUMBER_OF_BUFFERS-1; i >= 0; i--) {
if (buffer[i]) return false;
}
return true;
}
#endif
void BufferStorage::release(Buffer * buf)
{
#ifdef NEW_STORE
for(Container::iterator it = container.begin();
it != container.end(); ++it) {
if ((*it) == buf) {
@ -75,14 +54,6 @@ void BufferStorage::release(Buffer * buf)
break;
}
}
#else
int i = 0;
for (i = 0; i < NUMBER_OF_BUFFERS; i++)
if (buffer[i] == buf) break;
Buffer * tmpbuf = buffer[i];
buffer[i] = 0;
delete tmpbuf;
#endif
}
@ -90,62 +61,19 @@ Buffer * BufferStorage::newBuffer(string const & s,
LyXRC * lyxrc,
bool ronly)
{
#ifdef NEW_STORE
Buffer * tmpbuf = new Buffer(s, lyxrc, ronly);
tmpbuf->params.useClassDefaults();
lyxerr.debug() << "Assigning to buffer "
<< container.size() + 1 << endl;
container.push_back(tmpbuf);
return tmpbuf;
#else
int i = 0;
while (i < NUMBER_OF_BUFFERS - 1
&& buffer[i]) i++;
buffer[i] = new Buffer(s, lyxrc, ronly);
buffer[i]->params.useClassDefaults();
lyxerr.debug() << "Assigning to buffer " << i << endl;
return buffer[i];
#endif
}
#ifndef NEW_STORE
//
// Class BufferStrorage_Iter
//
Buffer * BufferStorage_Iter::operator() ()
{
int i = 0;
for (i = index; i < BufferStorage::NUMBER_OF_BUFFERS; i++) {
if (cs->buffer[i]) {
index = i + 1;
return cs->buffer[i];
}
}
return 0;
}
Buffer * BufferStorage_Iter::operator[] (int a)
{
// a is >= 1
if (a <= 0) return 0;
int i = 0;
while (a--) {
while(!cs->buffer[i++]);
}
if (i - 1 < BufferStorage::NUMBER_OF_BUFFERS)
return cs->buffer[i - 1];
return 0;
}
#endif
//
// Class BufferList
//
BufferList::BufferList()
{
_state = BufferList::OK;
@ -164,7 +92,6 @@ bool BufferList::QwriteAll()
{
bool askMoreConfirmation = false;
string unsaved;
#ifdef NEW_STORE
for(BufferStorage::iterator it = bstore.begin();
it != bstore.end(); ++it) {
if (!(*it)->isLyxClean()) {
@ -185,28 +112,6 @@ bool BufferList::QwriteAll()
}
}
}
#else
BufferStorage_Iter biter(bstore);
Buffer * b = 0;
while ((b = biter())) {
if (!b->isLyxClean()) {
switch(AskConfirmation(_("Changes in document:"),
MakeDisplayPath(b->filename, 50),
_("Save document?"))) {
case 1: // Yes
MenuWrite(b);
break;
case 2: // No
askMoreConfirmation = true;
unsaved += MakeDisplayPath(b->filename, 50);
unsaved += "\n";
break;
case 3: // Cancel
return false;
}
}
}
#endif
if (askMoreConfirmation &&
lyxrc->exit_confirmation &&
!AskQuestion(_("Some documents were not saved:"),
@ -326,35 +231,19 @@ bool BufferList::write(Buffer * buf, bool makeBackup)
void BufferList::closeAll()
{
_state = BufferList::CLOSING;
#ifdef NEW_STORE
while (!bstore.empty()) {
close(bstore.front());
}
#else
BufferStorage_Iter biter(bstore);
Buffer * b = 0;
while ((b = biter())) {
close(b);
}
#endif
_state = BufferList::OK;
}
void BufferList::resize()
{
#ifdef NEW_STORE
for(BufferStorage::iterator it = bstore.begin();
it != bstore.end(); ++it) {
(*it)->resize();
}
#else
BufferStorage_Iter biter(bstore);
Buffer * b = 0;
while ((b = biter())) {
b->resize();
}
#endif
}
@ -393,57 +282,32 @@ void BufferList::makePup(int pup)
*/
{
int ant = 0;
#ifdef NEW_STORE
for(BufferStorage::iterator it = bstore.begin();
it != bstore.end(); ++it) {
string relbuf = MakeDisplayPath((*it)->filename, 30);
fl_addtopup(pup, relbuf.c_str());
++ant;
}
#else
BufferStorage_Iter biter(bstore);
Buffer * b = 0;
while ((b = biter())) {
string relbuf = MakeDisplayPath(b->filename, 30);
fl_addtopup(pup, relbuf.c_str());
++ant;
}
#endif
if (ant == 0) fl_addtopup(pup, _("No Documents Open!%t"));
}
Buffer * BufferList::first()
{
#ifdef NEW_STORE
if (bstore.empty()) return 0;
return bstore.front();
#else
BufferStorage_Iter biter(bstore);
return biter();
#endif
}
Buffer * BufferList::getBuffer(int choice)
{
#ifdef NEW_STORE
if (choice >= bstore.size()) return 0;
return bstore[choice];
#else
BufferStorage_Iter biter(bstore);
Buffer * b = 0;
b = biter[choice];
// Be careful, this could be 0.
return b;
#endif
}
void BufferList::updateInset(Inset * inset, bool mark_dirty)
{
#ifdef NEW_STORE
for (BufferStorage::iterator it = bstore.begin();
it != bstore.end(); ++it) {
if ((*it)->text && (*it)->text->UpdateInset(inset)) {
@ -452,23 +316,11 @@ void BufferList::updateInset(Inset * inset, bool mark_dirty)
break;
}
}
#else
BufferStorage_Iter biter(bstore);
Buffer *b = 0;
while ((b = biter())) {
if (b->text && b->text->UpdateInset(inset)) {
if (mark_dirty)
b->markDirty();
break;
}
}
#endif
}
int BufferList::unlockInset(UpdatableInset * inset)
{
#ifdef NEW_STORE
if (!inset) return 1;
for(BufferStorage::iterator it = bstore.begin();
it != bstore.end(); ++it) {
@ -478,25 +330,11 @@ int BufferList::unlockInset(UpdatableInset * inset)
}
}
return 1;
#else
if (!inset) return 1;
BufferStorage_Iter biter(bstore);
Buffer *b = 0;
while ((b = biter())) {
if (b->the_locking_inset == inset) {
b->InsetUnlock();
return 0;
}
}
return 1;
#endif
}
void BufferList::updateIncludedTeXfiles(string const & mastertmpdir)
{
#ifdef NEW_STORE
for(BufferStorage::iterator it = bstore.begin();
it != bstore.end(); ++it) {
if (!(*it)->isDepClean(mastertmpdir)) {
@ -510,25 +348,11 @@ void BufferList::updateIncludedTeXfiles(string const & mastertmpdir)
}
}
#else
BufferStorage_Iter biter(bstore);
Buffer *b = 0;
while ((b = biter())) {
if (!b->isDepClean(mastertmpdir)) {
string writefile = mastertmpdir;
writefile += '/';
writefile += ChangeExtension(b->getFileName(), ".tex", true);
b->makeLaTeXFile(writefile, mastertmpdir, false, true);
b->markDepClean(mastertmpdir);
}
}
#endif
}
void BufferList::emergencyWriteAll()
{
#ifdef NEW_STORE
for (BufferStorage::iterator it = bstore.begin();
it != bstore.end(); ++it) {
if (!(*it)->isLyxClean()) {
@ -573,56 +397,10 @@ void BufferList::emergencyWriteAll()
}
}
}
#else
BufferStorage_Iter biter(bstore);
Buffer * b = 0;
while ((b = biter())) {
if (!b->isLyxClean()) {
bool madeit = false;
lyxerr <<_("lyx: Attempting to save"
" document ")
<< b->filename
<< _(" as...") << endl;
for (int i = 0; i<3 && !madeit; i++) {
string s;
// We try to save three places:
// 1) Same place as document.
// 2) In HOME directory.
// 3) In "/tmp" directory.
if (i == 0) {
s = b->filename;
} else if (i == 1) {
s = AddName(GetEnvPath("HOME"),
b->filename);
} else { // MakeAbsPath to prepend the current drive letter on OS/2
s = AddName(MakeAbsPath("/tmp/"),
b->filename);
}
s += ".emergency";
lyxerr << " " << i + 1 << ") " << s << endl;
if (b->writeFile(s, true)) {
b->markLyxClean();
lyxerr << _(" Save seems successful. Phew.") << endl;
madeit = true;
} else if (i != 2) {
lyxerr << _(" Save failed! Trying...")
<< endl;
} else {
lyxerr << _(" Save failed! Bummer. Document is lost.") << endl;
}
}
}
}
#endif
}
Buffer* BufferList::readFile(string const & s, bool ronly)
Buffer * BufferList::readFile(string const & s, bool ronly)
{
Buffer * b = bstore.newBuffer(s, lyxrc, ronly);
@ -693,43 +471,23 @@ Buffer* BufferList::readFile(string const & s, bool ronly)
bool BufferList::exists(string const & s)
{
#ifdef NEW_STORE
for (BufferStorage::iterator it = bstore.begin();
it != bstore.end(); ++it) {
if ((*it)->filename == s)
return true;
}
return false;
#else
BufferStorage_Iter biter(bstore);
Buffer * b = 0;
while ((b = biter())) {
if (b->filename == s)
return true;
}
return false;
#endif
}
Buffer * BufferList::getBuffer(string const & s)
{
#ifdef NEW_STORE
for(BufferStorage::iterator it = bstore.begin();
it != bstore.end(); ++it) {
if ((*it)->filename == s)
return (*it);
}
return 0;
#else
BufferStorage_Iter biter(bstore);
Buffer * b = 0;
while ((b = biter())) {
if (b->filename == s)
return b;
}
return 0;
#endif
}

53
src/bufferlist.h
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@ -21,8 +21,6 @@
#include "buffer.h"
#include "debug.h"
#define NEW_STORE 1
/** A class to hold all the buffers in a structure
The point of this class is to hide from bufferlist what kind
of structure the buffers are stored in. Should be no concern for
@ -32,7 +30,6 @@
gave me an "internal gcc error".
*/
class BufferStorage {
#ifdef NEW_STORE
public:
///
typedef vector<Buffer *> Container;
@ -57,55 +54,9 @@ public:
private:
///
Container container;
#else
public:
///
BufferStorage();
///
bool empty();
///
void release(Buffer * buf);
///
Buffer* newBuffer(string const & s, LyXRC *, bool = false);
private:
enum {
/** The max number of buffers there are possible to have
loaded at the same time. (this only applies when we use an
array)
*/
NUMBER_OF_BUFFERS = 50
};
/** The Bufferlist is currently implemented as a static array.
The buffers are new'ed and deleted as reqested.
*/
Buffer *buffer[NUMBER_OF_BUFFERS];
///
friend class BufferStorage_Iter;
#endif
};
#ifndef NEW_STORE
/// An Iterator class for BufferStorage
class BufferStorage_Iter {
public:
///
BufferStorage_Iter(BufferStorage const & bs)
{ cs = & bs; index = 0;}
/// next
Buffer* operator() ();
///
Buffer* operator[] (int a);
private:
///
const BufferStorage *cs;
///
unsigned char index;
};
#endif
/** The class governing all the open buffers
This class governs all the currently open buffers. Currently all the buffer
are located in a static array, soon this will change and we will have a
@ -128,10 +79,10 @@ public:
list_state getState() { return _state; }
/** loads a LyX file or...
If the optional argument tolastfiles is false (default is
If the optional argument tolastfiles is false (default is
true), the file name will not be added to the last opened
files list
*/
*/
Buffer * loadLyXFile(string const & filename,
bool tolastfiles = true);

4
src/menus.C
View File

@ -1573,11 +1573,7 @@ void Menus::ShowBufferMenu(FL_OBJECT * ob, long)
// set the pseudo menu-button back
fl_set_object_boxtype(ob, FL_FLAT_BOX);
fl_redraw_object(ob);
#ifdef NEW_STORE
if (choice > 0) men->handleBufferMenu(choice - 1);
#else
if (choice > 0) men->handleBufferMenu(choice);
#endif
fl_freepup(BufferMenu);
}