diff options
Diffstat (limited to 'docs/samples')
| -rw-r--r-- | docs/samples/custom_memory_management.cpp | 12 | ||||
| -rw-r--r-- | docs/samples/include.cpp | 68 | ||||
| -rw-r--r-- | docs/samples/load_error_handling.cpp | 32 | ||||
| -rw-r--r-- | docs/samples/load_file.cpp | 8 | ||||
| -rw-r--r-- | docs/samples/load_memory.cpp | 106 | ||||
| -rw-r--r-- | docs/samples/load_options.cpp | 30 | ||||
| -rw-r--r-- | docs/samples/load_stream.cpp | 158 | ||||
| -rw-r--r-- | docs/samples/modify_add.cpp | 44 | ||||
| -rw-r--r-- | docs/samples/modify_base.cpp | 48 | ||||
| -rw-r--r-- | docs/samples/modify_remove.cpp | 28 | ||||
| -rw-r--r-- | docs/samples/save_custom_writer.cpp | 128 | ||||
| -rw-r--r-- | docs/samples/save_file.cpp | 18 | ||||
| -rw-r--r-- | docs/samples/save_options.cpp | 80 | ||||
| -rw-r--r-- | docs/samples/save_stream.cpp | 18 | ||||
| -rw-r--r-- | docs/samples/save_subtree.cpp | 30 | ||||
| -rw-r--r-- | docs/samples/traverse_base.cpp | 4 | ||||
| -rw-r--r-- | docs/samples/traverse_iter.cpp | 4 | ||||
| -rw-r--r-- | docs/samples/traverse_predicate.cpp | 4 | ||||
| -rw-r--r-- | docs/samples/traverse_walker.cpp | 4 | ||||
| -rw-r--r-- | docs/samples/xpath_error.cpp | 60 | ||||
| -rw-r--r-- | docs/samples/xpath_query.cpp | 38 | ||||
| -rw-r--r-- | docs/samples/xpath_select.cpp | 24 |
22 files changed, 495 insertions, 451 deletions
diff --git a/docs/samples/custom_memory_management.cpp b/docs/samples/custom_memory_management.cpp index 01a2acf..7e69528 100644 --- a/docs/samples/custom_memory_management.cpp +++ b/docs/samples/custom_memory_management.cpp @@ -5,21 +5,23 @@ //[code_custom_memory_management_decl
void* custom_allocate(size_t size)
{
- return new (std::nothrow) char[size];
+ return new (std::nothrow) char[size];
}
void custom_deallocate(void* ptr)
{
- delete[] static_cast<char*>(ptr);
+ delete[] static_cast<char*>(ptr);
}
//]
int main()
{
//[code_custom_memory_management_call
- pugi::set_memory_management_functions(custom_allocate, custom_deallocate);
+ pugi::set_memory_management_functions(custom_allocate, custom_deallocate);
//]
- pugi::xml_document doc;
- doc.load("<node/>");
+ pugi::xml_document doc;
+ doc.load("<node/>");
}
+
+// vim:et
diff --git a/docs/samples/include.cpp b/docs/samples/include.cpp index 528d016..0d80887 100644 --- a/docs/samples/include.cpp +++ b/docs/samples/include.cpp @@ -8,55 +8,57 @@ bool load_preprocess(pugi::xml_document& doc, const char* path); bool preprocess(pugi::xml_node node)
{
- for (pugi::xml_node child = node.first_child(); child; )
- {
- if (child.type() == pugi::node_pi && strcmp(child.name(), "include") == 0)
- {
- pugi::xml_node include = child;
+ for (pugi::xml_node child = node.first_child(); child; )
+ {
+ if (child.type() == pugi::node_pi && strcmp(child.name(), "include") == 0)
+ {
+ pugi::xml_node include = child;
- // load new preprocessed document (note: ideally this should handle relative paths)
- const char* path = include.value();
+ // load new preprocessed document (note: ideally this should handle relative paths)
+ const char* path = include.value();
- pugi::xml_document doc;
- if (!load_preprocess(doc, path)) return false;
+ pugi::xml_document doc;
+ if (!load_preprocess(doc, path)) return false;
- // insert the comment marker above include directive
- node.insert_child_before(pugi::node_comment, include).set_value(path);
+ // insert the comment marker above include directive
+ node.insert_child_before(pugi::node_comment, include).set_value(path);
- // copy the document above the include directive (this retains the original order!)
- for (pugi::xml_node ic = doc.first_child(); ic; ic = ic.next_sibling())
- {
- node.insert_copy_before(ic, include);
- }
+ // copy the document above the include directive (this retains the original order!)
+ for (pugi::xml_node ic = doc.first_child(); ic; ic = ic.next_sibling())
+ {
+ node.insert_copy_before(ic, include);
+ }
- // remove the include node and move to the next child
- child = child.next_sibling();
+ // remove the include node and move to the next child
+ child = child.next_sibling();
- node.remove_child(include);
- }
- else
- {
- if (!preprocess(child)) return false;
+ node.remove_child(include);
+ }
+ else
+ {
+ if (!preprocess(child)) return false;
- child = child.next_sibling();
- }
- }
+ child = child.next_sibling();
+ }
+ }
- return true;
+ return true;
}
bool load_preprocess(pugi::xml_document& doc, const char* path)
{
- pugi::xml_parse_result result = doc.load_file(path, pugi::parse_default | pugi::parse_pi); // for <?include?>
-
- return result ? preprocess(doc) : false;
+ pugi::xml_parse_result result = doc.load_file(path, pugi::parse_default | pugi::parse_pi); // for <?include?>
+
+ return result ? preprocess(doc) : false;
}
//]
int main()
{
- pugi::xml_document doc;
- if (!load_preprocess(doc, "character.xml")) return -1;
+ pugi::xml_document doc;
+ if (!load_preprocess(doc, "character.xml")) return -1;
- doc.print(std::cout);
+ doc.print(std::cout);
}
+
+// vim:et
diff --git a/docs/samples/load_error_handling.cpp b/docs/samples/load_error_handling.cpp index 9b274ba..c7f44b8 100644 --- a/docs/samples/load_error_handling.cpp +++ b/docs/samples/load_error_handling.cpp @@ -5,25 +5,27 @@ void check_xml(const char* source)
{
//[code_load_error_handling
- pugi::xml_document doc;
- pugi::xml_parse_result result = doc.load(source);
+ pugi::xml_document doc;
+ pugi::xml_parse_result result = doc.load(source);
- if (result)
- std::cout << "XML [" << source << "] parsed without errors, attr value: [" << doc.child("node").attribute("attr").value() << "]\n\n";
- else
- {
- std::cout << "XML [" << source << "] parsed with errors, attr value: [" << doc.child("node").attribute("attr").value() << "]\n";
- std::cout << "Error description: " << result.description() << "\n";
- std::cout << "Error offset: " << result.offset << " (error at [..." << (source + result.offset) << "]\n\n";
- }
+ if (result)
+ std::cout << "XML [" << source << "] parsed without errors, attr value: [" << doc.child("node").attribute("attr").value() << "]\n\n";
+ else
+ {
+ std::cout << "XML [" << source << "] parsed with errors, attr value: [" << doc.child("node").attribute("attr").value() << "]\n";
+ std::cout << "Error description: " << result.description() << "\n";
+ std::cout << "Error offset: " << result.offset << " (error at [..." << (source + result.offset) << "]\n\n";
+ }
//]
}
int main()
{
- check_xml("<node attr='value'><child>text</child></node>");
- check_xml("<node attr='value'><child>text</chil></node>");
- check_xml("<node attr='value'><child>text</child>");
- check_xml("<node attr='value\"><child>text</child></node>");
- check_xml("<node attr='value'><#tag /></node>");
+ check_xml("<node attr='value'><child>text</child></node>");
+ check_xml("<node attr='value'><child>text</chil></node>");
+ check_xml("<node attr='value'><child>text</child>");
+ check_xml("<node attr='value\"><child>text</child></node>");
+ check_xml("<node attr='value'><#tag /></node>");
}
+
+// vim:et
diff --git a/docs/samples/load_file.cpp b/docs/samples/load_file.cpp index 1a102c2..3e77f04 100644 --- a/docs/samples/load_file.cpp +++ b/docs/samples/load_file.cpp @@ -5,10 +5,12 @@ int main()
{
//[code_load_file
- pugi::xml_document doc;
+ pugi::xml_document doc;
- pugi::xml_parse_result result = doc.load_file("tree.xml");
+ pugi::xml_parse_result result = doc.load_file("tree.xml");
- std::cout << "Load result: " << result.description() << ", mesh name: " << doc.child("mesh").attribute("name").value() << std::endl;
+ std::cout << "Load result: " << result.description() << ", mesh name: " << doc.child("mesh").attribute("name").value() << std::endl;
//]
}
+
+// vim:et
diff --git a/docs/samples/load_memory.cpp b/docs/samples/load_memory.cpp index 5f975b2..67d5dee 100644 --- a/docs/samples/load_memory.cpp +++ b/docs/samples/load_memory.cpp @@ -5,58 +5,60 @@ int main()
{
//[code_load_memory_decl
- const char source[] = "<mesh name='sphere'><bounds>0 0 1 1</bounds></mesh>";
- size_t size = sizeof(source);
+ const char source[] = "<mesh name='sphere'><bounds>0 0 1 1</bounds></mesh>";
+ size_t size = sizeof(source);
//]
- pugi::xml_document doc;
-
- {
- //[code_load_memory_buffer
- // You can use load_buffer to load document from immutable memory block:
- pugi::xml_parse_result result = doc.load_buffer(source, size);
- //]
-
- std::cout << "Load result: " << result.description() << ", mesh name: " << doc.child("mesh").attribute("name").value() << std::endl;
- }
-
- {
- //[code_load_memory_buffer_inplace
- // You can use load_buffer_inplace to load document from mutable memory block; the block's lifetime must exceed that of document
- char* buffer = new char[size];
- memcpy(buffer, source, size);
-
- // The block can be allocated by any method; the block is modified during parsing
- pugi::xml_parse_result result = doc.load_buffer_inplace(buffer, size);
-
- //<-
- std::cout << "Load result: " << result.description() << ", mesh name: " << doc.child("mesh").attribute("name").value() << std::endl;
- //->
- // You have to destroy the block yourself after the document is no longer used
- delete[] buffer;
- //]
- }
-
- {
- //[code_load_memory_buffer_inplace_own
- // You can use load_buffer_inplace_own to load document from mutable memory block and to pass the ownership of this block
- // The block has to be allocated via pugixml allocation function - using i.e. operator new here is incorrect
- char* buffer = static_cast<char*>(pugi::get_memory_allocation_function()(size));
- memcpy(buffer, source, size);
-
- // The block will be deleted by the document
- pugi::xml_parse_result result = doc.load_buffer_inplace_own(buffer, size);
- //]
-
- std::cout << "Load result: " << result.description() << ", mesh name: " << doc.child("mesh").attribute("name").value() << std::endl;
- }
-
- {
- //[code_load_memory_string
- // You can use load to load document from null-terminated strings, for example literals:
- pugi::xml_parse_result result = doc.load("<mesh name='sphere'><bounds>0 0 1 1</bounds></mesh>");
- //]
-
- std::cout << "Load result: " << result.description() << ", mesh name: " << doc.child("mesh").attribute("name").value() << std::endl;
- }
+ pugi::xml_document doc;
+
+ {
+ //[code_load_memory_buffer
+ // You can use load_buffer to load document from immutable memory block:
+ pugi::xml_parse_result result = doc.load_buffer(source, size);
+ //]
+
+ std::cout << "Load result: " << result.description() << ", mesh name: " << doc.child("mesh").attribute("name").value() << std::endl;
+ }
+
+ {
+ //[code_load_memory_buffer_inplace
+ // You can use load_buffer_inplace to load document from mutable memory block; the block's lifetime must exceed that of document
+ char* buffer = new char[size];
+ memcpy(buffer, source, size);
+
+ // The block can be allocated by any method; the block is modified during parsing
+ pugi::xml_parse_result result = doc.load_buffer_inplace(buffer, size);
+
+ //<-
+ std::cout << "Load result: " << result.description() << ", mesh name: " << doc.child("mesh").attribute("name").value() << std::endl;
+ //->
+ // You have to destroy the block yourself after the document is no longer used
+ delete[] buffer;
+ //]
+ }
+
+ {
+ //[code_load_memory_buffer_inplace_own
+ // You can use load_buffer_inplace_own to load document from mutable memory block and to pass the ownership of this block
+ // The block has to be allocated via pugixml allocation function - using i.e. operator new here is incorrect
+ char* buffer = static_cast<char*>(pugi::get_memory_allocation_function()(size));
+ memcpy(buffer, source, size);
+
+ // The block will be deleted by the document
+ pugi::xml_parse_result result = doc.load_buffer_inplace_own(buffer, size);
+ //]
+
+ std::cout << "Load result: " << result.description() << ", mesh name: " << doc.child("mesh").attribute("name").value() << std::endl;
+ }
+
+ {
+ //[code_load_memory_string
+ // You can use load to load document from null-terminated strings, for example literals:
+ pugi::xml_parse_result result = doc.load("<mesh name='sphere'><bounds>0 0 1 1</bounds></mesh>");
+ //]
+
+ std::cout << "Load result: " << result.description() << ", mesh name: " << doc.child("mesh").attribute("name").value() << std::endl;
+ }
}
+
+// vim:et
diff --git a/docs/samples/load_options.cpp b/docs/samples/load_options.cpp index 82273aa..c192914 100644 --- a/docs/samples/load_options.cpp +++ b/docs/samples/load_options.cpp @@ -4,25 +4,27 @@ int main()
{
- pugi::xml_document doc;
+ pugi::xml_document doc;
//[code_load_options
- const char* source = "<!--comment--><node><</node>";
+ const char* source = "<!--comment--><node><</node>";
- // Parsing with default options; note that comment node is not added to the tree, and entity reference < is expanded
- doc.load(source);
- std::cout << "First node value: [" << doc.first_child().value() << "], node child value: [" << doc.child_value("node") << "]\n";
+ // Parsing with default options; note that comment node is not added to the tree, and entity reference < is expanded
+ doc.load(source);
+ std::cout << "First node value: [" << doc.first_child().value() << "], node child value: [" << doc.child_value("node") << "]\n";
- // Parsing with additional parse_comments option; comment node is now added to the tree
- doc.load(source, pugi::parse_default | pugi::parse_comments);
- std::cout << "First node value: [" << doc.first_child().value() << "], node child value: [" << doc.child_value("node") << "]\n";
+ // Parsing with additional parse_comments option; comment node is now added to the tree
+ doc.load(source, pugi::parse_default | pugi::parse_comments);
+ std::cout << "First node value: [" << doc.first_child().value() << "], node child value: [" << doc.child_value("node") << "]\n";
- // Parsing with additional parse_comments option and without the (default) parse_escapes option; < is not expanded
- doc.load(source, (pugi::parse_default | pugi::parse_comments) & ~pugi::parse_escapes);
- std::cout << "First node value: [" << doc.first_child().value() << "], node child value: [" << doc.child_value("node") << "]\n";
+ // Parsing with additional parse_comments option and without the (default) parse_escapes option; < is not expanded
+ doc.load(source, (pugi::parse_default | pugi::parse_comments) & ~pugi::parse_escapes);
+ std::cout << "First node value: [" << doc.first_child().value() << "], node child value: [" << doc.child_value("node") << "]\n";
- // Parsing with minimal option mask; comment node is not added to the tree, and < is not expanded
- doc.load(source, pugi::parse_minimal);
- std::cout << "First node value: [" << doc.first_child().value() << "], node child value: [" << doc.child_value("node") << "]\n";
+ // Parsing with minimal option mask; comment node is not added to the tree, and < is not expanded
+ doc.load(source, pugi::parse_minimal);
+ std::cout << "First node value: [" << doc.first_child().value() << "], node child value: [" << doc.child_value("node") << "]\n";
//]
}
+
+// vim:et
diff --git a/docs/samples/load_stream.cpp b/docs/samples/load_stream.cpp index 830ba4b..c717eeb 100644 --- a/docs/samples/load_stream.cpp +++ b/docs/samples/load_stream.cpp @@ -6,90 +6,92 @@ void print_doc(const char* message, const pugi::xml_document& doc, const pugi::xml_parse_result& result)
{
- std::cout
- << message
- << "\t: load result '" << result.description() << "'"
- << ", first character of root name: U+" << std::hex << std::uppercase << std::setw(4) << std::setfill('0') << pugi::as_wide(doc.first_child().name())[0]
- << ", year: " << doc.first_child().first_child().first_child().child_value()
- << std::endl;
+ std::cout
+ << message
+ << "\t: load result '" << result.description() << "'"
+ << ", first character of root name: U+" << std::hex << std::uppercase << std::setw(4) << std::setfill('0') << pugi::as_wide(doc.first_child().name())[0]
+ << ", year: " << doc.first_child().first_child().first_child().child_value()
+ << std::endl;
}
bool try_imbue(std::wistream& stream, const char* name)
{
- try
- {
- stream.imbue(std::locale(name));
-
- return true;
- }
- catch (const std::exception&)
- {
- return false;
- }
+ try
+ {
+ stream.imbue(std::locale(name));
+
+ return true;
+ }
+ catch (const std::exception&)
+ {
+ return false;
+ }
}
int main()
{
- pugi::xml_document doc;
-
- {
- //[code_load_stream
- std::ifstream stream("weekly-utf-8.xml");
- pugi::xml_parse_result result = doc.load(stream);
- //]
-
- // first character of root name: U+9031, year: 1997
- print_doc("UTF8 file from narrow stream", doc, result);
- }
-
- {
- std::ifstream stream("weekly-utf-16.xml");
- pugi::xml_parse_result result = doc.load(stream);
-
- // first character of root name: U+9031, year: 1997
- print_doc("UTF16 file from narrow stream", doc, result);
- }
-
- {
- // Since wide streams are treated as UTF-16/32 ones, you can't load the UTF-8 file from a wide stream
- // directly if you have localized characters; you'll have to provide a UTF8 locale (there is no
- // standard one; you can use utf8_codecvt_facet from Boost or codecvt_utf8 from C++0x)
- std::wifstream stream("weekly-utf-8.xml");
-
- if (try_imbue(stream, "en_US.UTF-8")) // try Linux encoding
- {
- pugi::xml_parse_result result = doc.load(stream);
-
- // first character of root name: U+00E9, year: 1997
- print_doc("UTF8 file from wide stream", doc, result);
- }
- else
- {
- std::cout << "UTF-8 locale is not available\n";
- }
- }
-
- {
- // Since wide streams are treated as UTF-16/32 ones, you can't load the UTF-16 file from a wide stream without
- // using custom codecvt; you can use codecvt_utf16 from C++0x
- }
-
- {
- // Since encoding names are non-standard, you can't load the Shift-JIS (or any other non-ASCII) file
- // from a wide stream portably
- std::wifstream stream("weekly-shift_jis.xml");
-
- if (try_imbue(stream, ".932") || // try Microsoft encoding
- try_imbue(stream, "ja_JP.SJIS")) // try Linux encoding; run "localedef -i ja_JP -c -f SHIFT_JIS /usr/lib/locale/ja_JP.SJIS" to get it
- {
- pugi::xml_parse_result result = doc.load(stream);
-
- // first character of root name: U+9031, year: 1997
- print_doc("Shift-JIS file from wide stream", doc, result);
- }
- else
- {
- std::cout << "Shift-JIS locale is not available\n";
- }
- }
+ pugi::xml_document doc;
+
+ {
+ //[code_load_stream
+ std::ifstream stream("weekly-utf-8.xml");
+ pugi::xml_parse_result result = doc.load(stream);
+ //]
+
+ // first character of root name: U+9031, year: 1997
+ print_doc("UTF8 file from narrow stream", doc, result);
+ }
+
+ {
+ std::ifstream stream("weekly-utf-16.xml");
+ pugi::xml_parse_result result = doc.load(stream);
+
+ // first character of root name: U+9031, year: 1997
+ print_doc("UTF16 file from narrow stream", doc, result);
+ }
+
+ {
+ // Since wide streams are treated as UTF-16/32 ones, you can't load the UTF-8 file from a wide stream
+ // directly if you have localized characters; you'll have to provide a UTF8 locale (there is no
+ // standard one; you can use utf8_codecvt_facet from Boost or codecvt_utf8 from C++0x)
+ std::wifstream stream("weekly-utf-8.xml");
+
+ if (try_imbue(stream, "en_US.UTF-8")) // try Linux encoding
+ {
+ pugi::xml_parse_result result = doc.load(stream);
+
+ // first character of root name: U+00E9, year: 1997
+ print_doc("UTF8 file from wide stream", doc, result);
+ }
+ else
+ {
+ std::cout << "UTF-8 locale is not available\n";
+ }
+ }
+
+ {
+ // Since wide streams are treated as UTF-16/32 ones, you can't load the UTF-16 file from a wide stream without
+ // using custom codecvt; you can use codecvt_utf16 from C++0x
+ }
+
+ {
+ // Since encoding names are non-standard, you can't load the Shift-JIS (or any other non-ASCII) file
+ // from a wide stream portably
+ std::wifstream stream("weekly-shift_jis.xml");
+
+ if (try_imbue(stream, ".932") || // try Microsoft encoding
+ try_imbue(stream, "ja_JP.SJIS")) // try Linux encoding; run "localedef -i ja_JP -c -f SHIFT_JIS /usr/lib/locale/ja_JP.SJIS" to get it
+ {
+ pugi::xml_parse_result result = doc.load(stream);
+
+ // first character of root name: U+9031, year: 1997
+ print_doc("Shift-JIS file from wide stream", doc, result);
+ }
+ else
+ {
+ std::cout << "Shift-JIS locale is not available\n";
+ }
+ }
}
+
+// vim:et
diff --git a/docs/samples/modify_add.cpp b/docs/samples/modify_add.cpp index 88c8fe6..76619b3 100644 --- a/docs/samples/modify_add.cpp +++ b/docs/samples/modify_add.cpp @@ -4,27 +4,29 @@ int main()
{
- pugi::xml_document doc;
+ pugi::xml_document doc;
//[code_modify_add
- // add node with some name
- pugi::xml_node node = doc.append_child();
- node.set_name("node");
-
- // add description node with text child
- pugi::xml_node descr = node.append_child();
- descr.set_name("description");
- descr.append_child(pugi::node_pcdata).set_value("Simple node");
-
- // add param node before the description
- pugi::xml_node param = node.insert_child_before(pugi::node_element, descr);
- param.set_name("param");
-
- // add attributes to param node
- param.append_attribute("name") = "version";
- param.append_attribute("value") = 1.1;
- param.insert_attribute_after("type", param.attribute("name")) = "float";
- //]
-
- doc.print(std::cout);
+ // add node with some name
+ pugi::xml_node node = doc.append_child();
+ node.set_name("node");
+
+ // add description node with text child
+ pugi::xml_node descr = node.append_child();
+ descr.set_name("description");
+ descr.append_child(pugi::node_pcdata).set_value("Simple node");
+
+ // add param node before the description
+ pugi::xml_node param = node.insert_child_before(pugi::node_element, descr);
+ param.set_name("param");
+
+ // add attributes to param node
+ param.append_attribute("name") = "version";
+ param.append_attribute("value") = 1.1;
+ param.insert_attribute_after("type", param.attribute("name")) = "float";
+ //]
+
+ doc.print(std::cout);
}
+
+// vim:et
diff --git a/docs/samples/modify_base.cpp b/docs/samples/modify_base.cpp index 4213cff..7d52bd1 100644 --- a/docs/samples/modify_base.cpp +++ b/docs/samples/modify_base.cpp @@ -5,37 +5,39 @@ int main()
{
- pugi::xml_document doc;
+ pugi::xml_document doc;
if (!doc.load("<node id='123'>text</node><!-- comment -->", pugi::parse_default | pugi::parse_comments)) return -1;
//[code_modify_base_node
- pugi::xml_node node = doc.child("node");
+ pugi::xml_node node = doc.child("node");
- // change node name
- std::cout << node.set_name("notnode");
- std::cout << ", new node name: " << node.name() << std::endl;
+ // change node name
+ std::cout << node.set_name("notnode");
+ std::cout << ", new node name: " << node.name() << std::endl;
- // change comment text
- std::cout << doc.last_child().set_value("useless comment");
- std::cout << ", new comment text: " << doc.last_child().value() << std::endl;
+ // change comment text
+ std::cout << doc.last_child().set_value("useless comment");
+ std::cout << ", new comment text: " << doc.last_child().value() << std::endl;
- // we can't change value of the element or name of the comment
- std::cout << node.set_value("1") << ", " << doc.last_child().set_name("2") << std::endl;
- //]
+ // we can't change value of the element or name of the comment
+ std::cout << node.set_value("1") << ", " << doc.last_child().set_name("2") << std::endl;
+ //]
- //[code_modify_base_attr
- pugi::xml_attribute attr = node.attribute("id");
+ //[code_modify_base_attr
+ pugi::xml_attribute attr = node.attribute("id");
- // change attribute name/value
- std::cout << attr.set_name("key") << ", " << attr.set_value("345");
- std::cout << ", new attribute: " << attr.name() << "=" << attr.value() << std::endl;
+ // change attribute name/value
+ std::cout << attr.set_name("key") << ", " << attr.set_value("345");
+ std::cout << ", new attribute: " << attr.name() << "=" << attr.value() << std::endl;
- // we can use numbers or booleans
- attr.set_value(1.234);
- std::cout << "new attribute value: " << attr.value() << std::endl;
+ // we can use numbers or booleans
+ attr.set_value(1.234);
+ std::cout << "new attribute value: " << attr.value() << std::endl;
- // we can also use assignment operators for more concise code
- attr = true;
- std::cout << "final attribute value: " << attr.value() << std::endl;
- //]
+ // we can also use assignment operators for more concise code
+ attr = true;
+ std::cout << "final attribute value: " << attr.value() << std::endl;
+ //]
}
+
+// vim:et
diff --git a/docs/samples/modify_remove.cpp b/docs/samples/modify_remove.cpp index 21dcc32..015b0da 100644 --- a/docs/samples/modify_remove.cpp +++ b/docs/samples/modify_remove.cpp @@ -4,22 +4,24 @@ int main()
{
- pugi::xml_document doc;
- if (!doc.load("<node><description>Simple node</description><param name='id' value='123'/></node>")) return -1;
+ pugi::xml_document doc;
+ if (!doc.load("<node><description>Simple node</description><param name='id' value='123'/></node>")) return -1;
//[code_modify_remove
- // remove description node with the whole subtree
- pugi::xml_node node = doc.child("node");
- node.remove_child("description");
+ // remove description node with the whole subtree
+ pugi::xml_node node = doc.child("node");
+ node.remove_child("description");
- // remove id attribute
- pugi::xml_node param = node.child("param");
- param.remove_attribute("value");
+ // remove id attribute
+ pugi::xml_node param = node.child("param");
+ param.remove_attribute("value");
- // we can also remove nodes/attributes by handles
- pugi::xml_attribute id = param.attribute("name");
- param.remove_attribute(id);
- //]
+ // we can also remove nodes/attributes by handles
+ pugi::xml_attribute id = param.attribute("name");
+ param.remove_attribute(id);
+ //]
- doc.print(std::cout);
+ doc.print(std::cout);
}
+
+// vim:et
diff --git a/docs/samples/save_custom_writer.cpp b/docs/samples/save_custom_writer.cpp index 0c7669c..c0999e1 100644 --- a/docs/samples/save_custom_writer.cpp +++ b/docs/samples/save_custom_writer.cpp @@ -7,108 +7,110 @@ //[code_save_custom_writer
struct xml_string_writer: pugi::xml_writer
{
- std::string result;
+ std::string result;
- virtual void write(const void* data, size_t size)
- {
- result += std::string(static_cast<const char*>(data), size);
- }
+ virtual void write(const void* data, size_t size)
+ {
+ result += std::string(static_cast<const char*>(data), size);
+ }
};
//]
struct xml_memory_writer: pugi::xml_writer
{
- char* buffer;
- size_t capacity;
+ char* buffer;
+ size_t capacity;
- size_t result;
+ size_t result;
- xml_memory_writer(): buffer(0), capacity(0), result(0)
- {
- }
+ xml_memory_writer(): buffer(0), capacity(0), result(0)
+ {
+ }
- xml_memory_writer(char* buffer, size_t capacity): buffer(buffer), capacity(capacity), result(0)
- {
- }
+ xml_memory_writer(char* buffer, size_t capacity): buffer(buffer), capacity(capacity), result(0)
+ {
+ }
- size_t written_size() const
- {
- return result < capacity ? result : capacity;
- }
+ size_t written_size() const
+ {
+ return result < capacity ? result : capacity;
+ }
- virtual void write(const void* data, size_t size)
- {
- if (result < capacity)
- {
- size_t chunk = (capacity - result < size) ? capacity - result : size;
+ virtual void write(const void* data, size_t size)
+ {
+ if (result < capacity)
+ {
+ size_t chunk = (capacity - result < size) ? capacity - result : size;
- memcpy(buffer + result, data, chunk);
- }
+ memcpy(buffer + result, data, chunk);
+ }
- result += size;
- }
+ result += size;
+ }
};
std::string node_to_string(pugi::xml_node node)
{
- xml_string_writer writer;
- node.print(writer);
+ xml_string_writer writer;
+ node.print(writer);
- return writer.result;
+ return writer.result;
}
char* node_to_buffer(pugi::xml_node node, char* buffer, size_t size)
{
- if (size == 0) return buffer;
+ if (size == 0) return buffer;
- // leave one character for null terminator
- xml_memory_writer writer(buffer, size - 1);
- node.print(writer);
+ // leave one character for null terminator
+ xml_memory_writer writer(buffer, size - 1);
+ node.print(writer);
- // null terminate
- buffer[writer.written_size()] = 0;
+ // null terminate
+ buffer[writer.written_size()] = 0;
- return buffer;
+ return buffer;
}
char* node_to_buffer_heap(pugi::xml_node node)
{
- // first pass: get required memory size
- xml_memory_writer counter;
- node.print(counter);
+ // first pass: get required memory size
+ xml_memory_writer counter;
+ node.print(counter);
- // allocate necessary size (+1 for null termination)
- char* buffer = new char[counter.result + 1];
+ // allocate necessary size (+1 for null termination)
+ char* buffer = new char[counter.result + 1];
- // second pass: actual printing
- xml_memory_writer writer(buffer, counter.result);
- node.print(writer);
+ // second pass: actual printing
+ xml_memory_writer writer(buffer, counter.result);
+ node.print(writer);
- // null terminate
- buffer[writer.written_size()] = 0;
+ // null terminate
+ buffer[writer.written_size()] = 0;
- return buffer;
+ return buffer;
}
int main()
{
- // get a test document
- pugi::xml_document doc;
- doc.load("<foo bar='baz'>hey</foo>");
+ // get a test document
+ pugi::xml_document doc;
+ doc.load("<foo bar='baz'>hey</foo>");
- // get contents as std::string (single pass)
- printf("contents: [%s]\n", node_to_string(doc).c_str());
+ // get contents as std::string (single pass)
+ printf("contents: [%s]\n", node_to_string(doc).c_str());
- // get contents into fixed-size buffer (single pass)
- char large_buf[128];
- printf("contents: [%s]\n", node_to_buffer(doc, large_buf, sizeof(large_buf)));
+ // get contents into fixed-size buffer (single pass)
+ char large_buf[128];
+ printf("contents: [%s]\n", node_to_buffer(doc, large_buf, sizeof(large_buf)));
- // get contents into fixed-size buffer (single pass, shows truncating behavior)
- char small_buf[22];
- printf("contents: [%s]\n", node_to_buffer(doc, small_buf, sizeof(small_buf)));
+ // get contents into fixed-size buffer (single pass, shows truncating behavior)
+ char small_buf[22];
+ printf("contents: [%s]\n", node_to_buffer(doc, small_buf, sizeof(small_buf)));
- // get contents into heap-allocated buffer (two passes)
- char* heap_buf = node_to_buffer_heap(doc);
- printf("contents: [%s]\n", heap_buf);
- delete[] heap_buf;
+ // get contents into heap-allocated buffer (two passes)
+ char* heap_buf = node_to_buffer_heap(doc);
+ printf("contents: [%s]\n", heap_buf);
+ delete[] heap_buf;
}
+
+// vim:et
diff --git a/docs/samples/save_file.cpp b/docs/samples/save_file.cpp index 44bcfd1..c30e986 100644 --- a/docs/samples/save_file.cpp +++ b/docs/samples/save_file.cpp @@ -4,12 +4,14 @@ int main()
{
- // get a test document
- pugi::xml_document doc;
- doc.load("<foo bar='baz'>hey</foo>");
-
- //[code_save_file
- // save document to file
- std::cout << "Saving result: " << doc.save_file("save_file_output.xml") << std::endl;
- //]
+ // get a test document
+ pugi::xml_document doc;
+ doc.load("<foo bar='baz'>hey</foo>");
+
+ //[code_save_file
+ // save document to file
+ std::cout << "Saving result: " << doc.save_file("save_file_output.xml") << std::endl;
+ //]
}
+
+// vim:et
diff --git a/docs/samples/save_options.cpp b/docs/samples/save_options.cpp index 5b4ccdb..45ac096 100644 --- a/docs/samples/save_options.cpp +++ b/docs/samples/save_options.cpp @@ -4,43 +4,45 @@ int main()
{
- //[code_save_options
- // get a test document
- pugi::xml_document doc;
- doc.load("<foo bar='baz'><call>hey</call></foo>");
-
- // default options; prints
- // <?xml version="1.0"?>
- // <foo bar="baz">
- // <call>hey</call>
- // </foo>
- doc.save(std::cout);
- std::cout << std::endl;
-
- // default options with custom indentation string; prints
- // <?xml version="1.0"?>
- // <foo bar="baz">
- // --<call>hey</call>
- // </foo>
- doc.save(std::cout, "--");
- std::cout << std::endl;
-
- // default options without indentation; prints
- // <?xml version="1.0"?>
- // <foo bar="baz">
- // <call>hey</call>
- // </foo>
- doc.save(std::cout, "\t", pugi::format_default & ~pugi::format_indent); // can also pass "" instead of indentation string for the same effect
- std::cout << std::endl;
-
- // raw output; prints
- // <?xml version="1.0"?><foo bar="baz"><call>hey</call></foo>
- doc.save(std::cout, "\t", pugi::format_raw);
- std::cout << std::endl << std::endl;
-
- // raw output without declaration; prints
- // <foo bar="baz"><call>hey</call></foo>
- doc.save(std::cout, "\t", pugi::format_raw | pugi::format_no_declaration);
- std::cout << std::endl;
- //]
+ //[code_save_options
+ // get a test document
+ pugi::xml_document doc;
+ doc.load("<foo bar='baz'><call>hey</call></foo>");
+
+ // default options; prints
+ // <?xml version="1.0"?>
+ // <foo bar="baz">
+ // <call>hey</call>
+ // </foo>
+ doc.save(std::cout);
+ std::cout << std::endl;
+
+ // default options with custom indentation string; prints
+ // <?xml version="1.0"?>
+ // <foo bar="baz">
+ // --<call>hey</call>
+ // </foo>
+ doc.save(std::cout, "--");
+ std::cout << std::endl;
+
+ // default options without indentation; prints
+ // <?xml version="1.0"?>
+ // <foo bar="baz">
+ // <call>hey</call>
+ // </foo>
+ doc.save(std::cout, "\t", pugi::format_default & ~pugi::format_indent); // can also pass "" instead of indentation string for the same effect
+ std::cout << std::endl;
+
+ // raw output; prints
+ // <?xml version="1.0"?><foo bar="baz"><call>hey</call></foo>
+ doc.save(std::cout, "\t", pugi::format_raw);
+ std::cout << std::endl << std::endl;
+
+ // raw output without declaration; prints
+ // <foo bar="baz"><call>hey</call></foo>
+ doc.save(std::cout, "\t", pugi::format_raw | pugi::format_no_declaration);
+ std::cout << std::endl;
+ //]
}
+
+// vim:et
diff --git a/docs/samples/save_stream.cpp b/docs/samples/save_stream.cpp index 65be76b..39e99eb 100644 --- a/docs/samples/save_stream.cpp +++ b/docs/samples/save_stream.cpp @@ -4,13 +4,15 @@ int main()
{
- // get a test document
- pugi::xml_document doc;
- doc.load("<foo bar='baz'><call>hey</call></foo>");
+ // get a test document
+ pugi::xml_document doc;
+ doc.load("<foo bar='baz'><call>hey</call></foo>");
- //[code_save_stream
- // save document to standard output
- std::cout << "Document:\n";
- doc.save(std::cout);
- //]
+ //[code_save_stream
+ // save document to standard output
+ std::cout << "Document:\n";
+ doc.save(std::cout);
+ //]
}
+
+// vim:et
diff --git a/docs/samples/save_subtree.cpp b/docs/samples/save_subtree.cpp index fc48905..a1c9f2f 100644 --- a/docs/samples/save_subtree.cpp +++ b/docs/samples/save_subtree.cpp @@ -4,21 +4,23 @@ int main()
{
- //[code_save_subtree
- // get a test document
- pugi::xml_document doc;
- doc.load("<foo bar='baz'><call>hey</call></foo>");
+ //[code_save_subtree
+ // get a test document
+ pugi::xml_document doc;
+ doc.load("<foo bar='baz'><call>hey</call></foo>");
- // print document to standard output (prints <?xml version="1.0"?><foo bar="baz"><call>hey</call></foo>)
- doc.save(std::cout, "", pugi::format_raw);
- std::cout << std::endl;
+ // print document to standard output (prints <?xml version="1.0"?><foo bar="baz"><call>hey</call></foo>)
+ doc.save(std::cout, "", pugi::format_raw);
+ std::cout << std::endl;
- // print document to standard output as a regular node (prints <foo bar="baz"><call>hey</call></foo>)
- doc.print(std::cout, "", pugi::format_raw);
- std::cout << std::endl;
+ // print document to standard output as a regular node (prints <foo bar="baz"><call>hey</call></foo>)
+ doc.print(std::cout, "", pugi::format_raw);
+ std::cout << std::endl;
- // print a subtree to standard output (prints <call>hey</call>)
- doc.child("foo").child("call").print(std::cout, "", pugi::format_raw);
- std::cout << std::endl;
- //]
+ // print a subtree to standard output (prints <call>hey</call>)
+ doc.child("foo").child("call").print(std::cout, "", pugi::format_raw);
+ std::cout << std::endl;
+ //]
}
+
+// vim:et
diff --git a/docs/samples/traverse_base.cpp b/docs/samples/traverse_base.cpp index 7559859..b6f6d2e 100644 --- a/docs/samples/traverse_base.cpp +++ b/docs/samples/traverse_base.cpp @@ -5,7 +5,7 @@ int main()
{
- pugi::xml_document doc;
+ pugi::xml_document doc;
if (!doc.load_file("xgconsole.xml")) return -1;
pugi::xml_node tools = doc.child("Profile").child("Tools");
@@ -47,3 +47,5 @@ int main() }
//]
}
+
+// vim:et
diff --git a/docs/samples/traverse_iter.cpp b/docs/samples/traverse_iter.cpp index b134f2f..935540f 100644 --- a/docs/samples/traverse_iter.cpp +++ b/docs/samples/traverse_iter.cpp @@ -4,7 +4,7 @@ int main()
{
- pugi::xml_document doc;
+ pugi::xml_document doc;
if (!doc.load_file("xgconsole.xml")) return -1;
pugi::xml_node tools = doc.child("Profile").child("Tools");
@@ -23,3 +23,5 @@ int main() }
//]
}
+
+// vim:et
diff --git a/docs/samples/traverse_predicate.cpp b/docs/samples/traverse_predicate.cpp index 19fa32f..e565597 100644 --- a/docs/samples/traverse_predicate.cpp +++ b/docs/samples/traverse_predicate.cpp @@ -25,7 +25,7 @@ struct allow_remote_predicate int main()
{
- pugi::xml_document doc;
+ pugi::xml_document doc;
if (!doc.load_file("xgconsole.xml")) return -1;
pugi::xml_node tools = doc.child("Profile").child("Tools");
@@ -44,3 +44,5 @@ int main() std::cout << tools.find_child(small_timeout).attribute("Filename").value() << std::endl;
//]
}
+
+// vim:et
diff --git a/docs/samples/traverse_walker.cpp b/docs/samples/traverse_walker.cpp index f712eee..9387fa0 100644 --- a/docs/samples/traverse_walker.cpp +++ b/docs/samples/traverse_walker.cpp @@ -23,7 +23,7 @@ struct simple_walker: pugi::xml_tree_walker int main()
{
- pugi::xml_document doc;
+ pugi::xml_document doc;
if (!doc.load_file("tree.xml")) return -1;
//[code_traverse_walker_traverse
@@ -31,3 +31,5 @@ int main() doc.traverse(walker);
//]
}
+
+// vim:et
diff --git a/docs/samples/xpath_error.cpp b/docs/samples/xpath_error.cpp index 1ecb41b..3415d31 100644 --- a/docs/samples/xpath_error.cpp +++ b/docs/samples/xpath_error.cpp @@ -4,38 +4,40 @@ int main()
{
- pugi::xml_document doc;
- if (!doc.load_file("xgconsole.xml")) return -1;
+ pugi::xml_document doc;
+ if (!doc.load_file("xgconsole.xml")) return -1;
//[code_xpath_error
- // Exception is thrown for incorrect query syntax
- try
- {
- doc.select_nodes("//nodes[#true()]");
- }
- catch (const pugi::xpath_exception& e)
- {
- std::cout << "Select failed: " << e.what() << std::endl;
- }
+ // Exception is thrown for incorrect query syntax
+ try
+ {
+ doc.select_nodes("//nodes[#true()]");
+ }
+ catch (const pugi::xpath_exception& e)
+ {
+ std::cout << "Select failed: " << e.what() << std::endl;
+ }
- // Exception is thrown for incorrect query semantics
- try
- {
- doc.select_nodes("(123)/next");
- }
- catch (const pugi::xpath_exception& e)
- {
- std::cout << "Select failed: " << e.what() << std::endl;
- }
+ // Exception is thrown for incorrect query semantics
+ try
+ {
+ doc.select_nodes("(123)/next");
+ }
+ catch (const pugi::xpath_exception& e)
+ {
+ std::cout << "Select failed: " << e.what() << std::endl;
+ }
- // Exception is thrown for query with incorrect return type
- try
- {
- doc.select_nodes("123");
- }
- catch (const pugi::xpath_exception& e)
- {
- std::cout << "Select failed: " << e.what() << std::endl;
- }
+ // Exception is thrown for query with incorrect return type
+ try
+ {
+ doc.select_nodes("123");
+ }
+ catch (const pugi::xpath_exception& e)
+ {
+ std::cout << "Select failed: " << e.what() << std::endl;
+ }
//]
}
+
+// vim:et
diff --git a/docs/samples/xpath_query.cpp b/docs/samples/xpath_query.cpp index ad62690..b14a0b0 100644 --- a/docs/samples/xpath_query.cpp +++ b/docs/samples/xpath_query.cpp @@ -5,30 +5,32 @@ int main()
{
- pugi::xml_document doc;
- if (!doc.load_file("xgconsole.xml")) return -1;
+ pugi::xml_document doc;
+ if (!doc.load_file("xgconsole.xml")) return -1;
//[code_xpath_query
- // Select nodes via compiled query
- pugi::xpath_query query_remote_tools("/Profile/Tools/Tool[@AllowRemote='true']");
+ // Select nodes via compiled query
+ pugi::xpath_query query_remote_tools("/Profile/Tools/Tool[@AllowRemote='true']");
- pugi::xpath_node_set tools = query_remote_tools.evaluate_node_set(doc);
- std::cout << "Remote tool: ";
- tools[2].node().print(std::cout);
+ pugi::xpath_node_set tools = query_remote_tools.evaluate_node_set(doc);
+ std::cout << "Remote tool: ";
+ tools[2].node().print(std::cout);
- // Evaluate numbers via compiled query
- pugi::xpath_query query_timeouts("sum(//Tool/@Timeout)");
- std::cout << query_timeouts.evaluate_number(doc) << std::endl;
+ // Evaluate numbers via compiled query
+ pugi::xpath_query query_timeouts("sum(//Tool/@Timeout)");
+ std::cout << query_timeouts.evaluate_number(doc) << std::endl;
- // Evaluate strings via compiled query for different context nodes
- pugi::xpath_query query_name_valid("string-length(substring-before(@Filename, '_')) > 0 and @OutputFileMasks");
- pugi::xpath_query query_name("concat(substring-before(@Filename, '_'), ' produces ', @OutputFileMasks)");
+ // Evaluate strings via compiled query for different context nodes
+ pugi::xpath_query query_name_valid("string-length(substring-before(@Filename, '_')) > 0 and @OutputFileMasks");
+ pugi::xpath_query query_name("concat(substring-before(@Filename, '_'), ' produces ', @OutputFileMasks)");
- for (pugi::xml_node tool = doc.first_element_by_path("Profile/Tools/Tool"); tool; tool = tool.next_sibling())
- {
- std::string s = query_name.evaluate_string(tool);
+ for (pugi::xml_node tool = doc.first_element_by_path("Profile/Tools/Tool"); tool; tool = tool.next_sibling())
+ {
+ std::string s = query_name.evaluate_string(tool);
- if (query_name_valid.evaluate_boolean(tool)) std::cout << s << std::endl;
- }
+ if (query_name_valid.evaluate_boolean(tool)) std::cout << s << std::endl;
+ }
//]
}
+
+// vim:et
diff --git a/docs/samples/xpath_select.cpp b/docs/samples/xpath_select.cpp index 8025e04..5645fd3 100644 --- a/docs/samples/xpath_select.cpp +++ b/docs/samples/xpath_select.cpp @@ -4,22 +4,24 @@ int main()
{
- pugi::xml_document doc;
- if (!doc.load_file("xgconsole.xml")) return -1;
+ pugi::xml_document doc;
+ if (!doc.load_file("xgconsole.xml")) return -1;
//[code_xpath_select
- pugi::xpath_node_set tools = doc.select_nodes("/Profile/Tools/Tool[@AllowRemote='true' and @DeriveCaptionFrom='lastparam']");
+ pugi::xpath_node_set tools = doc.select_nodes("/Profile/Tools/Tool[@AllowRemote='true' and @DeriveCaptionFrom='lastparam']");
- std::cout << "Tools:";
+ std::cout << "Tools:";
- for (pugi::xpath_node_set::const_iterator it = tools.begin(); it != tools.end(); ++it)
- {
- pugi::xpath_node node = *it;
- std::cout << " " << node.node().attribute("Filename").value();
- }
+ for (pugi::xpath_node_set::const_iterator it = tools.begin(); it != tools.end(); ++it)
+ {
+ pugi::xpath_node node = *it;
+ std::cout << " " << node.node().attribute("Filename").value();
+ }
- pugi::xpath_node build_tool = doc.select_single_node("//Tool[contains(Description, 'build system')]");
+ pugi::xpath_node build_tool = doc.select_single_node("//Tool[contains(Description, 'build system')]");
- std::cout << "\nBuild tool: " << build_tool.node().attribute("Filename").value() << "\n";
+ std::cout << "\nBuild tool: " << build_tool.node().attribute("Filename").value() << "\n";
//]
}
+
+// vim:et
|