a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include "gc-finalized.h"

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include "document-subset.h"

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include "document.h"

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include "sp-object.h"

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

c0537dcfe264414d52ad86579d57cb0cb2183dcbAlex Valavanis#include <glib.h>

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include <sigc++/signal.h>

995ef36b2f4a73356bc05e380e05f1a66c8b2c8amental#include <sigc++/functors/mem_fun.h>

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include "util/list.h"

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include "util/reverse-list.h"

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include <vector>

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include <map>

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include <algorithm>

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental#include <iterator>

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalnamespace Inkscape {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalstruct DocumentSubset::Relations : public GC::Managed<GC::ATOMIC>,

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental public GC::Finalized

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental{

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental typedef std::vector<SPObject *> Siblings;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental struct Record {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental SPObject *parent;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings children;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

9c0a44bb47b022c4cdb319d697ccd5a42d3253ddmental sigc::connection release_connection;

995ef36b2f4a73356bc05e380e05f1a66c8b2c8amental sigc::connection position_changed_connection;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

9c0a44bb47b022c4cdb319d697ccd5a42d3253ddmental Record() : parent(NULL) {}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental unsigned childIndex(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings::iterator found;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental found = std::find(children.begin(), children.end(), obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if ( found != children.end() ) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return found - children.begin();

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental } else {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return 0;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental unsigned findInsertIndex(SPObject *obj) const {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if (children.empty()) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return 0;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental } else {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings::const_iterator first=children.begin();

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings::const_iterator last=children.end() - 1;

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz while ( first != last ) {

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz Siblings::const_iterator mid = first + ( last - first + 1 ) / 2;

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz int pos = sp_object_compare_position(*mid, obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if ( pos < 0 ) {

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz first = mid;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental } else if ( pos > 0 ) {

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz if ( last == mid ) {

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz last = mid - 1; // already at the top limit

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz } else {

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz last = mid;

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental } else {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental g_assert_not_reached();

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz }

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz if ( first == last ) {

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz // compare to the single possiblity left

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz int pos = sp_object_compare_position(*last, obj);

33e65aa0bff5323a2f8473f4a7f7a74a97ebf5d6joncruz if ( pos < 0 ) {

b6b6fb614b494412013ec0cde6f9cd147e8207f3Kris ++last;

0832343fd7f087d3b718bc86f2cf74014e56b582joncruz }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

0832343fd7f087d3b718bc86f2cf74014e56b582joncruz

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return last - children.begin();

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental void addChild(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental unsigned index=findInsertIndex(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental children.insert(children.begin()+index, obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental template <typename OutputIterator>

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental void extractDescendants(OutputIterator descendants,

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental SPObject *obj)

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings new_children;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental bool found_one=false;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental for ( Siblings::iterator iter=children.begin()

f1e32666f05d02e93035eb90a7ea273c6d2639dcKris ; iter != children.end() ; ++iter )

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if (obj->isAncestorOf(*iter)) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if (!found_one) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental found_one = true;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental new_children.insert(new_children.end(),

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental children.begin(), iter);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental *descendants++ = *iter;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental } else if (found_one) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental new_children.push_back(*iter);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if (found_one) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental children.swap(new_children);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental unsigned removeChild(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings::iterator found;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental found = std::find(children.begin(), children.end(), obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental unsigned index = found - children.begin();

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if ( found != children.end() ) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental children.erase(found);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return index;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental };

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental typedef std::map<SPObject *, Record> Map;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Map records;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental sigc::signal<void> changed_signal;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental sigc::signal<void, SPObject *> added_signal;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental sigc::signal<void, SPObject *> removed_signal;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Relations() { records[NULL]; }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental ~Relations() {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental for ( Map::iterator iter=records.begin()

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental ; iter != records.end() ; ++iter )

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental {

3f4648e535d6fb8388685ff9dd7e1ab111977607buliabyak if ((*iter).first) {

40e40a37efaa1e71332d33d2c85cc017595d6285buliabyak sp_object_unref((*iter).first);

3f4648e535d6fb8388685ff9dd7e1ab111977607buliabyak Record &record=(*iter).second;

3f4648e535d6fb8388685ff9dd7e1ab111977607buliabyak record.release_connection.disconnect();

3f4648e535d6fb8388685ff9dd7e1ab111977607buliabyak record.position_changed_connection.disconnect();

3f4648e535d6fb8388685ff9dd7e1ab111977607buliabyak }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record *get(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Map::iterator found=records.find(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if ( found != records.end() ) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return &(*found).second;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental } else {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return NULL;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental void addOne(SPObject *obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental void remove(SPObject *obj, bool subtree);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental void reorder(SPObject *obj);

8dd159d21f0c89ac2a828814284967fc631ab571mental void clear();

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalprivate:

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record &_doAdd(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental sp_object_ref(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record &record=records[obj];

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental record.release_connection

9c0a44bb47b022c4cdb319d697ccd5a42d3253ddmental = obj->connectRelease(

9c0a44bb47b022c4cdb319d697ccd5a42d3253ddmental sigc::mem_fun(this, &Relations::_release_object)

9c0a44bb47b022c4cdb319d697ccd5a42d3253ddmental );

995ef36b2f4a73356bc05e380e05f1a66c8b2c8amental record.position_changed_connection

995ef36b2f4a73356bc05e380e05f1a66c8b2c8amental = obj->connectPositionChanged(

995ef36b2f4a73356bc05e380e05f1a66c8b2c8amental sigc::mem_fun(this, &Relations::reorder)

995ef36b2f4a73356bc05e380e05f1a66c8b2c8amental );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return record;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental void _notifyAdded(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental added_signal.emit(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental void _doRemove(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record &record=records[obj];

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz if ( record.parent == NULL ) {

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz Record &root = records[NULL];

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz for ( Siblings::iterator it = root.children.begin(); it != root.children.end(); ++it ) {

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz if ( *it == obj ) {

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz root.children.erase( it );

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz break;

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz }

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz }

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz }

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz

a767b323d0447407045ed6ca309f373b1c3eab52Krzysztof Kosiński record.release_connection.disconnect();

a767b323d0447407045ed6ca309f373b1c3eab52Krzysztof Kosiński record.position_changed_connection.disconnect();

a767b323d0447407045ed6ca309f373b1c3eab52Krzysztof Kosiński records.erase(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental removed_signal.emit(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental sp_object_unref(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental void _doRemoveSubtree(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record *record=get(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if (record) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings &children=record->children;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental for ( Siblings::iterator iter=children.begin()

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental ; iter != children.end() ; ++iter )

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental _doRemoveSubtree(*iter);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental _doRemove(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

9c0a44bb47b022c4cdb319d697ccd5a42d3253ddmental void _release_object(SPObject *obj) {

9c0a44bb47b022c4cdb319d697ccd5a42d3253ddmental if (get(obj)) {

9c0a44bb47b022c4cdb319d697ccd5a42d3253ddmental remove(obj, true);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental};

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

f3823063dfabb21265f42696bacbc66c3ffae606mentalDocumentSubset::DocumentSubset()

f3823063dfabb21265f42696bacbc66c3ffae606mental: _relations(new DocumentSubset::Relations())

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental{

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalvoid DocumentSubset::Relations::addOne(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental g_return_if_fail( obj != NULL );

8f9fc892f53e932a79afe15bd7039b5578983cb2joncruz g_return_if_fail( get(obj) == NULL );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record &record=_doAdd(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental /* find the nearest ancestor in the subset */

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record *parent_record=NULL;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental for ( SPObject::ParentIterator parent_iter=obj->parent

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental ; !parent_record && parent_iter ; ++parent_iter )

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental parent_record = get(parent_iter);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if (parent_record) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental record.parent = parent_iter;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if (!parent_record) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental parent_record = get(NULL);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental g_assert( parent_record != NULL );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings &children=record.children;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental /* reparent descendants of obj to obj */

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental parent_record->extractDescendants(

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental std::back_insert_iterator<Siblings>(children),

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental obj

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental for ( Siblings::iterator iter=children.begin()

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental ; iter != children.end() ; ++iter )

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record *child_record=get(*iter);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental g_assert( child_record != NULL );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental child_record->parent = obj;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental /* add obj to the child list */

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental parent_record->addChild(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental _notifyAdded(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental changed_signal.emit();

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalvoid DocumentSubset::Relations::remove(SPObject *obj, bool subtree) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental g_return_if_fail( obj != NULL );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record *record=get(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental g_return_if_fail( record != NULL );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record *parent_record=get(record->parent);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental g_assert( parent_record != NULL );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental unsigned index=parent_record->removeChild(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if (subtree) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental _doRemoveSubtree(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental } else {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental /* reparent obj's orphaned children to their grandparent */

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings &siblings=parent_record->children;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings &children=record->children;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental siblings.insert(siblings.begin()+index,

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental children.begin(), children.end());

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental for ( Siblings::iterator iter=children.begin()

b6b6fb614b494412013ec0cde6f9cd147e8207f3Kris ; iter != children.end() ; ++iter)

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record *child_record=get(*iter);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental g_assert( child_record != NULL );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental child_record->parent = record->parent;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental /* remove obj's record */

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental _doRemove(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

5192adf272fe17670fa94f6aa15f348b132f98e3Jon A. Cruz

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental changed_signal.emit();

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

8dd159d21f0c89ac2a828814284967fc631ab571mentalvoid DocumentSubset::Relations::clear() {

8dd159d21f0c89ac2a828814284967fc631ab571mental Record &root=records[NULL];

8dd159d21f0c89ac2a828814284967fc631ab571mental

8dd159d21f0c89ac2a828814284967fc631ab571mental while (!root.children.empty()) {

8dd159d21f0c89ac2a828814284967fc631ab571mental _doRemoveSubtree(root.children.front());

8dd159d21f0c89ac2a828814284967fc631ab571mental }

8dd159d21f0c89ac2a828814284967fc631ab571mental

8dd159d21f0c89ac2a828814284967fc631ab571mental changed_signal.emit();

8dd159d21f0c89ac2a828814284967fc631ab571mental}

8dd159d21f0c89ac2a828814284967fc631ab571mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalvoid DocumentSubset::Relations::reorder(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental SPObject::ParentIterator parent=obj;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental /* find nearest ancestor in the subset */

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Record *parent_record=NULL;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental while (!parent_record) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental parent_record = get(++parent);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if (get(obj)) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental /* move the object if it's in the subset */

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental parent_record->removeChild(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental parent_record->addChild(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental changed_signal.emit();

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental } else {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental /* otherwise, move any top-level descendants */

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings descendants;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental parent_record->extractDescendants(

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental std::back_insert_iterator<Siblings>(descendants),

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental obj

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental if (!descendants.empty()) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental unsigned index=parent_record->findInsertIndex(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Siblings &family=parent_record->children;

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental family.insert(family.begin()+index,

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental descendants.begin(), descendants.end());

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental changed_signal.emit();

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental }

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalvoid DocumentSubset::_addOne(SPObject *obj) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental _relations->addOne(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalvoid DocumentSubset::_remove(SPObject *obj, bool subtree) {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental _relations->remove(obj, subtree);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

8dd159d21f0c89ac2a828814284967fc631ab571mentalvoid DocumentSubset::_clear() {

8dd159d21f0c89ac2a828814284967fc631ab571mental _relations->clear();

8dd159d21f0c89ac2a828814284967fc631ab571mental}

8dd159d21f0c89ac2a828814284967fc631ab571mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalbool DocumentSubset::includes(SPObject *obj) const {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return _relations->get(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalSPObject *DocumentSubset::parentOf(SPObject *obj) const {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Relations::Record *record=_relations->get(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return ( record ? record->parent : NULL );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalunsigned DocumentSubset::childCount(SPObject *obj) const {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Relations::Record *record=_relations->get(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return ( record ? record->children.size() : 0 );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalunsigned DocumentSubset::indexOf(SPObject *obj) const {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental SPObject *parent=parentOf(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Relations::Record *record=_relations->get(parent);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return ( record ? record->childIndex(obj) : 0 );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalSPObject *DocumentSubset::nthChildOf(SPObject *obj, unsigned n) const {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental Relations::Record *record=_relations->get(obj);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return ( record ? record->children[n] : NULL );

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalsigc::connection DocumentSubset::connectChanged(sigc::slot<void> slot) const {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return _relations->changed_signal.connect(slot);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalsigc::connection

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalDocumentSubset::connectAdded(sigc::slot<void, SPObject *> slot) const {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return _relations->added_signal.connect(slot);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalsigc::connection

a8f1a69ef0da383f9b413c3043a74084e23b75c2mentalDocumentSubset::connectRemoved(sigc::slot<void, SPObject *> slot) const {

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental return _relations->removed_signal.connect(slot);

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental}

a8f1a69ef0da383f9b413c3043a74084e23b75c2mental