- keyvalues.inc
- File
- Overview
/**
* vim: set ts=4 sw=4 tw=99 noet :
* =============================================================================
* SourceMod (C)2004-2014 AlliedModders LLC. All rights reserved.
* =============================================================================
*
* This file is part of the SourceMod/SourcePawn SDK.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, version 3.0, as published by the
* Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, AlliedModders LLC gives you permission to link the
* code of this program (as well as its derivative works) to "Half-Life 2," the
* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
* by the Valve Corporation. You must obey the GNU General Public License in
* all respects for all other code used. Additionally, AlliedModders LLC grants
* this exception to all derivative works. AlliedModders LLC defines further
* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
* or <http://www.sourcemod.net/license.php>.
*
* Version: $Id$
*/
#if defined _keyvalues_included
#endinput
#endif
#define _keyvalues_included
/**
* KeyValue data value types
*/
enum KvDataTypes
{
KvData_None = 0, /**< Type could not be identified, or no type */
KvData_String, /**< String value */
KvData_Int, /**< Integer value */
KvData_Float, /**< Floating point value */
KvData_Ptr, /**< Pointer value (sometimes called "long") */
KvData_WString, /**< Wide string value */
KvData_Color, /**< Color value */
KvData_UInt64, /**< Large integer value */
/* --- */
KvData_NUMTYPES
};
methodmap KeyValues < Handle
{
// Creates a new KeyValues structure. The Handle must be closed with
// CloseHandle() or delete.
//
// @param name Name of the root section.
// @param firstKey If non-empty, specifies the first key value.
// @param firstValue If firstKey is non-empty, specifies the first key's value.
public native KeyValues(const char[] name, const char[] firstKey="", const char[] firstValue="");
// Exports a KeyValues tree to a file. The tree is dumped from the current position.
//
// @param file File to dump write to.
// @return True on success, false otherwise.
public native bool ExportToFile(const char[] file);
// Exports a KeyValues tree to a string. The string is dumped from the current position.
//
// @param buffer Buffer to write to.
// @param maxlength Max length of buffer.
// @return Number of bytes that can be written to buffer.
public native int ExportToString(char[] buffer, int maxlength);
// Amount of bytes written by ExportToFile & ExportToString.
property int ExportLength {
public native get();
}
// Imports a file in KeyValues format. The file is read into the current
// position of the tree.
//
// @param file File to read from.
// @return True on success, false otherwise.
public native bool ImportFromFile(const char[] file);
// Converts a given string to a KeyValues tree. The string is read into
// the current postion of the tree.
//
// @param buffer String buffer to load into the KeyValues.
// @param resourceName The resource name of the KeyValues, used for error tracking purposes.
// @return True on success, false otherwise.
public native bool ImportFromString(const char[] buffer, const char[] resourceName="StringToKeyValues");
// Imports subkeys in the given KeyValues, at the current position in that
// KeyValues, into the current position in this KeyValues. Note that this
// copies keys; it does not embed a reference to them.
//
// @param other Origin KeyValues Handle.
public native void Import(KeyValues other);
// Sets a string value of a KeyValues key.
//
// @param kv KeyValues Handle.
// @param key Name of the key, or NULL_STRING.
// @param value String value.
public native void SetString(const char[] key, const char[] value);
// Sets an integer value of a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param value Value number.
public native void SetNum(const char[] key, int value);
// Sets a large integer value of a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param value Large integer value (0=High bits, 1=Low bits)
public native void SetUInt64(const char[] key, const int value[2]);
// Sets a floating point value of a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param value Floating point value.
public native void SetFloat(const char[] key, float value);
// Sets a set of color values of a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param r Red value.
// @param g Green value.
// @param b Blue value.
// @param a Alpha value.
public native void SetColor(const char[] key, int r, int g, int b, int a=0);
// Sets a set of color values of a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param color Red, green, blue and alpha channels.
public void SetColor4(const char[] key, const int color[4]) {
this.SetColor(key, color[0], color[1], color[2], color[3]);
}
// Sets a vector value of a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param vec Vector value.
public native void SetVector(const char[] key, const float vec[3]);
// Retrieves a string value from a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param value Buffer to store key value in.
// @param maxlength Maximum length of the value buffer.
// @param defvalue Optional default value to use if the key is not found.
public native void GetString(const char[] key, char[] value, int maxlength, const char[] defvalue="");
// Retrieves an integer value from a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param defvalue Optional default value to use if the key is not found.
// @return Integer value of the key.
public native int GetNum(const char[] key, int defvalue=0);
// Retrieves a floating point value from a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param defvalue Optional default value to use if the key is not found.
// @return Floating point value of the key.
public native float GetFloat(const char[] key, float defvalue=0.0);
// Retrieves a set of color values from a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param r Red value, set by reference.
// @param g Green value, set by reference.
// @param b Blue value, set by reference.
// @param a Alpha value, set by reference.
public native void GetColor(const char[] key, int &r, int &g, int &b, int &a);
// Retrieves a set of color values from a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param color Red, green, blue, and alpha channels.
public void GetColor4(const char[] key, int color[4]) {
int r, g, b, a;
this.GetColor(key, r, g, b, a);
color[0] = r;
color[1] = g;
color[2] = b;
color[3] = a;
}
// Retrieves a large integer value from a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param value Array to represent the large integer.
// @param defvalue Optional default value to use if the key is not found.
public native void GetUInt64(const char[] key, int value[2], int defvalue[2]={0,0});
// Retrieves a vector value from a KeyValues key.
//
// @param key Name of the key, or NULL_STRING.
// @param vec Destination vector to store the value in.
// @param defvalue Optional default value to use if the key is not found.
public native void GetVector(const char[] key, float vec[3], const float defvalue[3]={0.0, 0.0, 0.0});
// Sets the current position in the KeyValues tree to the given key.
//
// @param key Name of the key.
// @param create If true, and the key does not exist, it will be created.
// @return True if the key exists, false if it does not and was not created.
public native bool JumpToKey(const char[] key, bool create=false);
// Sets the current position in the KeyValues tree to the given key.
//
// @param id KeyValues id.
// @return True if the key exists, false if it does not.
public native bool JumpToKeySymbol(int id);
// Sets the current position in the KeyValues tree to the first sub key.
// This native adds to the internal traversal stack.
//
// @param keyOnly If false, non-keys will be traversed (values).
// @return True on success, false if there was no first sub key.
public native bool GotoFirstSubKey(bool keyOnly=true);
// Sets the current position in the KeyValues tree to the next sub key.
// This native does NOT add to the internal traversal stack, and thus
// GoBack() is not needed for each successive call to this function.
//
// @param keyOnly If false, non-keys will be traversed (values).
// @return True on success, false if there was no next sub key.
public native bool GotoNextKey(bool keyOnly=true);
// Saves the current position in the traversal stack onto the traversal
// stack. This can be useful if you wish to use KvGotoNextKey() and
// have the previous key saved for backwards traversal.
//
// @param kv KeyValues Handle.
public native void SavePosition();
// Jumps back to the previous position. Returns false if there are no
// previous positions (i.e., at the root node). This should be called
// once for each successful Jump call, in order to return to the top node.
// This function pops one node off the internal traversal stack.
//
// @return True on success, false if there is no higher node.
public native bool GoBack();
// Removes the given key from the current position.
//
// @param key Name of the key.
// @return True on success, false if key did not exist.
public native bool DeleteKey(const char[] key);
// Removes the current sub-key and attempts to set the position
// to the sub-key after the removed one. If no such sub-key exists,
// the position will be the parent key in the traversal stack.
// Given the sub-key having position "N" in the traversal stack, the
// removal will always take place from position "N-1."
//
// @param kv KeyValues Handle.
// @return 1 if removal succeeded and there was another key.
// 0 if the current node was not contained in the
// previous node, or no previous node exists.
// -1 if removal succeeded and there were no more keys,
// thus the state is as if KvGoBack() was called.
public native int DeleteThis();
// Sets the position back to the top node, emptying the entire node
// traversal history. This can be used instead of looping KvGoBack()
// if recursive iteration is not important.
//
// @param kv KeyValues Handle.
public native void Rewind();
// Retrieves the current section name.
//
// @param section Buffer to store the section name.
// @param maxlength Maximum length of the name buffer.
// @return True on success, false on failure.
public native bool GetSectionName(char[] section, int maxlength);
// Sets the current section name.
//
// @param section Section name.
public native void SetSectionName(const char[] section);
// Returns the data type at a key.
//
// @param key Key name.
// @return KvDataType value of the key.
public native KvDataTypes GetDataType(const char[] key);
// Sets whether or not the KeyValues parser will read escape sequences.
// For example, \n would be read as a literal newline. This defaults
// to false for new KeyValues structures.
//
// @param useEscapes Whether or not to read escape sequences.
public native void SetEscapeSequences(bool useEscapes);
// Returns the position in the jump stack; I.e. the number of calls
// required for KvGoBack to return to the root node. If at the root node,
// 0 is returned.
//
// @return Number of non-root nodes in the jump stack.
public native int NodesInStack();
// Finds a KeyValues name by id.
//
// @param id KeyValues id.
// @param name Buffer to store the name.
// @param maxlength Maximum length of the value buffer.
// @return True on success, false if id not found.
public native bool FindKeyById(int id, char[] name, int maxlength);
// Finds a KeyValues id inside a KeyValues tree.
//
// @param key Key name.
// @param id Id of the found KeyValue.
// @return True on success, false if key not found.
public native bool GetNameSymbol(const char[] key, int &id);
// Retrieves the current section id.
//
// @param kv KeyValues Handle.
// @param id Id of the current section.
// @return True on success, false on failure.
public native bool GetSectionSymbol(int &id);
};
/**
* Creates a new KeyValues structure. The Handle must always be closed.
*
* @param name Name of the root section.
* @param firstKey If non-empty, specifies the first key value.
* @param firstValue If firstKey is non-empty, specifies the first key's value.
* @return A Handle to a new KeyValues structure.
*/
native KeyValues CreateKeyValues(const char[] name, const char[] firstKey="", const char[] firstValue="");
/**
* Sets a string value of a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param value String value.
* @error Invalid Handle.
*/
native void KvSetString(Handle kv, const char[] key, const char[] value);
/**
* Sets an integer value of a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param value Value number.
* @error Invalid Handle.
*/
native void KvSetNum(Handle kv, const char[] key, int value);
/**
* Sets a large integer value of a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param value Large integer value (0=High bits, 1=Low bits)
* @error Invalid Handle.
*/
native void KvSetUInt64(Handle kv, const char[] key, const int value[2]);
/**
* Sets a floating point value of a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param value Floating point value.
* @error Invalid Handle.
*/
native void KvSetFloat(Handle kv, const char[] key, float value);
/**
* Sets a set of color values of a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param r Red value.
* @param g Green value.
* @param b Blue value.
* @param a Alpha value.
* @error Invalid Handle.
*/
native void KvSetColor(Handle kv, const char[] key, int r, int g, int b, int a=0);
/**
* Sets a vector value of a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param vec Vector value.
* @error Invalid Handle.
*/
native void KvSetVector(Handle kv, const char[] key, const float vec[3]);
/**
* Retrieves a string value from a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param value Buffer to store key value in.
* @param maxlength Maximum length of the value buffer.
* @param defvalue Optional default value to use if the key is not found.
* @error Invalid Handle.
*/
native void KvGetString(Handle kv, const char[] key, char[] value, int maxlength, const char[] defvalue="");
/**
* Retrieves an integer value from a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param defvalue Optional default value to use if the key is not found.
* @return Integer value of the key.
* @error Invalid Handle.
*/
native int KvGetNum(Handle kv, const char[] key, int defvalue=0);
/**
* Retrieves a floating point value from a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param defvalue Optional default value to use if the key is not found.
* @return Floating point value of the key.
* @error Invalid Handle.
*/
native float KvGetFloat(Handle kv, const char[] key, float defvalue=0.0);
/**
* Retrieves a set of color values from a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param r Red value, set by reference.
* @param g Green value, set by reference.
* @param b Blue value, set by reference.
* @param a Alpha value, set by reference.
* @error Invalid Handle.
*/
native void KvGetColor(Handle kv, const char[] key, int &r, int &g, int &b, int &a);
/**
* Retrieves a large integer value from a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param value Array to represent the large integer.
* @param defvalue Optional default value to use if the key is not found.
* @error Invalid Handle.
*/
native void KvGetUInt64(Handle kv, const char[] key, int value[2], int defvalue[2]={0,0});
/**
* Retrieves a vector value from a KeyValues key.
*
* @param kv KeyValues Handle.
* @param key Name of the key, or NULL_STRING.
* @param vec Destination vector to store the value in.
* @param defvalue Optional default value to use if the key is not found.
* @error Invalid Handle.
*/
native void KvGetVector(Handle kv, const char[] key, float vec[3], const float defvalue[3]={0.0, 0.0, 0.0});
/**
* Sets the current position in the KeyValues tree to the given key.
*
* @param kv KeyValues Handle.
* @param key Name of the key.
* @param create If true, and the key does not exist, it will be created.
* @return True if the key exists, false if it does not and was not created.
*/
native bool KvJumpToKey(Handle kv, const char[] key, bool create=false);
/**
* Sets the current position in the KeyValues tree to the given key.
*
* @param kv KeyValues Handle.
* @param id KeyValues id.
* @return True if the key exists, false if it does not.
*/
native bool KvJumpToKeySymbol(Handle kv, int id);
/**
* Sets the current position in the KeyValues tree to the first sub key.
* This native adds to the internal traversal stack.
*
* @param kv KeyValues Handle.
* @param keyOnly If false, non-keys will be traversed (values).
* @return True on success, false if there was no first sub key.
* @error Invalid Handle.
*/
native bool KvGotoFirstSubKey(Handle kv, bool keyOnly=true);
/**
* Sets the current position in the KeyValues tree to the next sub key.
* This native does NOT add to the internal traversal stack, and thus
* KvGoBack() is not needed for each successive call to this function.
*
* @param kv KeyValues Handle.
* @param keyOnly If false, non-keys will be traversed (values).
* @return True on success, false if there was no next sub key.
* @error Invalid Handle.
*/
native bool KvGotoNextKey(Handle kv, bool keyOnly=true);
/**
* Saves the current position in the traversal stack onto the traversal
* stack. This can be useful if you wish to use KvGotoNextKey() and
* have the previous key saved for backwards traversal.
*
* @param kv KeyValues Handle.
* @error Invalid Handle.
*/
native void KvSavePosition(Handle kv);
/**
* Removes the given key from the current position.
*
* @param kv KeyValues Handle.
* @param key Name of the key.
* @return True on success, false if key did not exist.
* @error Invalid Handle.
*/
native bool KvDeleteKey(Handle kv, const char[] key);
/**
* Removes the current sub-key and attempts to set the position
* to the sub-key after the removed one. If no such sub-key exists,
* the position will be the parent key in the traversal stack.
* Given the sub-key having position "N" in the traversal stack, the
* removal will always take place from position "N-1."
*
* @param kv KeyValues Handle.
* @return 1 if removal succeeded and there was another key.
* 0 if the current node was not contained in the
* previous node, or no previous node exists.
* -1 if removal succeeded and there were no more keys,
* thus the state is as if KvGoBack() was called.
* @error Invalid Handle.
*/
native int KvDeleteThis(Handle kv);
/**
* Jumps back to the previous position. Returns false if there are no
* previous positions (i.e., at the root node). This should be called
* once for each successful Jump call, in order to return to the top node.
* This function pops one node off the internal traversal stack.
*
* @param kv KeyValues Handle.
* @return True on success, false if there is no higher node.
* @error Invalid Handle.
*/
native bool KvGoBack(Handle kv);
/**
* Sets the position back to the top node, emptying the entire node
* traversal history. This can be used instead of looping KvGoBack()
* if recursive iteration is not important.
*
* @param kv KeyValues Handle.
* @error Invalid Handle.
*/
native void KvRewind(Handle kv);
/**
* Retrieves the current section name.
*
* @param kv KeyValues Handle.
* @param section Buffer to store the section name.
* @param maxlength Maximum length of the name buffer.
* @return True on success, false on failure.
* @error Invalid Handle.
*/
native bool KvGetSectionName(Handle kv, char[] section, int maxlength);
/**
* Sets the current section name.
*
* @param kv KeyValues Handle.
* @param section Section name.
* @error Invalid Handle.
*/
native void KvSetSectionName(Handle kv, const char[] section);
/**
* Returns the data type at a key.
*
* @param kv KeyValues Handle.
* @param key Key name.
* @return KvDataType value of the key.
* @error Invalid Handle.
*/
native KvDataTypes KvGetDataType(Handle kv, const char[] key);
/**
* Converts a KeyValues tree to a file. The tree is dumped
* from the current position.
*
* @param kv KeyValues Handle.
* @param file File to dump write to.
* @return True on success, false otherwise.
* @error Invalid Handle.
*/
native bool KeyValuesToFile(Handle kv, const char[] file);
/**
* Converts a file to a KeyValues tree. The file is read into
* the current position of the tree.
*
* @param kv KeyValues Handle.
* @param file File to read from.
* @return True on success, false otherwise.
* @error Invalid Handle.
*/
native bool FileToKeyValues(Handle kv, const char[] file);
/**
* Converts a given string to a KeyValues tree. The string is read into
* the current postion of the tree.
*
* @param kv KeyValues Handle.
* @param buffer String buffer to load into the KeyValues.
* @param resourceName The resource name of the KeyValues, used for error tracking purposes.
* @return True on success, false otherwise.
* @error Invalid Handle.
*/
native bool StringToKeyValues(Handle kv, const char[] buffer, const char[] resourceName="StringToKeyValues");
/**
* Sets whether or not the KeyValues parser will read escape sequences.
* For example, \n would be read as a literal newline. This defaults
* to false for new KeyValues structures.
*
* @param kv KeyValues Handle.
* @param useEscapes Whether or not to read escape sequences.
* @error Invalid Handle.
*/
native void KvSetEscapeSequences(Handle kv, bool useEscapes);
/**
* Returns the position in the jump stack; I.e. the number of calls
* required for KvGoBack to return to the root node. If at the root node,
* 0 is returned.
*
* @param kv KeyValues Handle.
* @return Number of non-root nodes in the jump stack.
* @error Invalid Handle.
*/
native int KvNodesInStack(Handle kv);
/**
* Makes a new copy of all subkeys in the origin KeyValues to
* the destination KeyValues.
* NOTE: All KeyValues are processed from the current location not the root one.
*
* @param origin Origin KeyValues Handle.
* @param dest Destination KeyValues Handle.
* @error Invalid Handle.
*/
native void KvCopySubkeys(Handle origin, Handle dest);
/**
* Finds a KeyValues name by id.
*
* @param kv KeyValues Handle.
* @param id KeyValues id.
* @param name Buffer to store the name.
* @param maxlength Maximum length of the value buffer.
* @return True on success, false if id not found.
* @error Invalid Handle.
*/
native bool KvFindKeyById(Handle kv, int id, char[] name, int maxlength);
/**
* Finds a KeyValues id inside a KeyValues tree.
*
* @param kv KeyValues Handle.
* @param key Key name.
* @param id Id of the found KeyValue.
* @return True on success, false if key not found.
* @error Invalid Handle.
*/
native bool KvGetNameSymbol(Handle kv, const char[] key, int &id);
/**
* Retrieves the current section id.
*
* @param kv KeyValues Handle.
* @param id Id of the current section.
* @return True on success, false on failure.
* @error Invalid Handle.
*/
native bool KvGetSectionSymbol(Handle kv, int &id);