Benski at 16:06, 15 September 2008

2008-09-15T16:06:57Z

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== Messages sent to your plugin's MessageProc ==
<source lang="cpp">
// return values from the winampUninstallPlugin(HINSTANCE hdll, HWND parent, int param)
// which determine if we can uninstall the plugin immediately or on winamp restart
//
// uninstall support was added from 5.0+ and uninstall now support from 5.5+
// it is down to you to ensure that if uninstall now is returned that it will not cause a crash
// (ie don't use if you've been subclassing the main window)
#define ML_PLUGIN_UNINSTALL_NOW 0x1
#define ML_PLUGIN_UNINSTALL_REBOOT 0x0

// messages your plugin may receive on MessageProc()

#define ML_MSG_TREE_BEGIN 0x100
#define ML_MSG_TREE_ONCREATEVIEW 0x100 // param1 = param of tree item, param2 is HWND of parent. return HWND if it is us

#define ML_MSG_TREE_ONCLICK 0x101 // param1 = param of tree item, param2 = action type (below), param3 = HWND of main window
#define ML_ACTION_RCLICK 0 // return value should be nonzero if ours
#define ML_ACTION_DBLCLICK 1
#define ML_ACTION_ENTER 2
#define ML_ACTION_LCLICK 3

#define ML_MSG_TREE_ONDROPTARGET 0x102 // param1 = param of tree item, param2 = type of drop (ML_TYPE_*), param3 = pointer to data (or NULL if querying).
// return -1 if not allowed, 1 if allowed, or 0 if not our tree item

#define ML_MSG_TREE_ONDRAG 0x103 // param1 = param of tree item, param2 = POINT * to the mouse position, and param3 = (int *) to the type
// set *(int*)param3 to the ML_TYPE you want and return 1, if you support drag&drop, or -1 to prevent d&d.

#define ML_MSG_TREE_ONDROP 0x104 // param1 = param of tree item, param2 = POINT * to the mouse position
// if you support dropping, send the appropriate ML_IPC_HANDLEDROP using SendMessage() and return 1, otherwise return -1.

#define ML_MSG_TREE_ONKEYDOWN 0x105 // Send when key pressed
// param1 = param of tree item;
// param2 = pointer to NMTVKEYDOWN
// param3 = tree hwnd
// return 0 if it's not yours, 1 if it is

#define ML_MSG_TREE_END 0x1FF // end of tree specific messages

#define ML_MSG_ONSENDTOBUILD 0x300 // you get sent this when the sendto menu gets built
// param1 = type of source, param2 param to pass as context to ML_IPC_ADDTOSENDTO
// be sure to return 0 to allow other plugins to add their context menus

// if your sendto item is selected, you will get this with your param3 == your user32 (preferably some
// unique identifier (like your plugin message proc). See ML_IPC_ADDTOSENDTO
#define ML_MSG_ONSENDTOSELECT 0x301
// param1 = type of source, param2 = data, param3 = user32

// return TRUE and do a config dialog using param1 as a HWND parent for this one
#define ML_MSG_CONFIG 0x400

</source>

== Messages you can send to the Media Library HWND ==
<source lang="cpp">

#define ML_TYPE_UNKNOWN -1
#define ML_TYPE_ITEMRECORDLIST 0 // if this, cast obj to itemRecordList
#define ML_TYPE_FILENAMES 1 // double NULL terminated char * to files, URLS, or playlists
#define ML_TYPE_STREAMNAMES 2 // double NULL terminated char * to URLS, or playlists ( effectively the same as ML_TYPE_FILENAMES, but not for files)
#define ML_TYPE_CDTRACKS 3 // if this, cast obj to itemRecordList (CD tracks) -- filenames should be cda://<drive letter>,<track index>. artist/album/title might be valid (CDDB)
#define ML_TYPE_QUERYSTRING 4 // char * to a query string
#define ML_TYPE_PLAYLIST 5 // mlPlaylist *
#define ML_TYPE_ITEMRECORDLISTW 6 // if this, cast obj to itemRecordListW
// added from 5.36+
#define ML_TYPE_FILENAMESW 7 // double NULL terminated wchar_t * to files, URLS, or playlists
#define ML_TYPE_STREAMNAMESW 8 // double NULL terminated wchar_t * to URLS, or playlists ( effectively the same as ML_TYPE_FILENAMESW, but not for files)
#define ML_TYPE_PLAYLISTS 9 // mlPlaylist **, null terminated
#define ML_TYPE_TREEITEM 69 // uhh?

typedef struct
{
const wchar_t *filename;
const wchar_t *title;
// only fill in the following two if already know. don't calculate it just for the struct.
// put -1 for "don't know"
int numItems;
int length; // in seconds.
} mlPlaylist;

// if you wish to put your tree items under "devices", use this constant for ML_IPC_ADDTREEITEM
#define ML_TREEVIEW_ID_DEVICES 10000

// children communicate back to the media library by SendMessage(plugin.hwndLibraryParent,WM_ML_IPC,param,ML_IPC_X);
#define WM_ML_IPC WM_USER+0x1000

#define ML_IPC_GETCURRENTVIEW 0x090 // Returns HWND to the currently selected view or NULL if nothing selected or error. (WA 5.22 and higher)

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Old Tree Item API (deprecated)
//
#define ML_IPC_ADDTREEITEM 0x0101 // pass mlAddTreeItemStruct as the param
#define ML_IPC_SETTREEITEM 0x0102 // pass mlAddTreeItemStruct with id valid
#define ML_IPC_DELTREEITEM 0x0103 // pass param of tree item to remove
#define ML_IPC_GETCURTREEITEM 0x0104 // returns current tree item param or 0 if none
#define ML_IPC_SETCURTREEITEM 0x0105 // selects the tree item passed, returns 1 if found, 0 if not
#define ML_IPC_GETTREE 0x0106 // returns a HMENU with all the tree items. the caller needs to delete the returned handle! pass mlGetTreeStruct as the param

/* deprecated. Use MLTREEITEM instead */
typedef struct {
INT_PTR parent_id; //0=root, or ML_TREEVIEW_ID_*
char *title;
int has_children;
INT_PTR this_id; //filled in by the library on ML_IPC_ADDTREEITEM
} mlAddTreeItemStruct;

typedef struct {
int item_start; // TREE_PLAYLISTS, TREE_DEVICES...
int cmd_offset; // menu command offset if you need to make a command proxy, 0 otherwise
int max_numitems; // maximum number of items you wish to insert or -1 for no limit
} mlGetTreeStruct;

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
/// For Predixis, with Love
/// deprecatded (never use!!!)
///
#define ML_IPC_ADDTREEITEM_EX 0x0111 // pass mlAddTreeItemStructEx as the param
#define ML_IPC_SETTREEITEM_EX 0x0112 // pass mlAddTreeItemStructEx with this_id valid

typedef struct {
INT_PTR parent_id; //0=root, or ML_TREEVIEW_ID_*
char *title;
int has_children;
INT_PTR this_id; //filled in by the library on ML_IPC_ADDTREEITEM
int imageIndex; // index of the image you want to be associated with your item
} mlAddTreeItemStructEx;

/// deprecatded (never use!!!)
#define ML_IPC_ADDTREEIMAGE 0x110 // adds tree image to the ml. Use mlAddTreeImageStruct as the param.
/// end of predixis special

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Tree Item API (starting from 5.3)
//
#define ML_IPC_TREEITEM_GETHANDLE 0x120 // Gives you HANDLE to the item with specified ID in the param
#define ML_IPC_TREEITEM_GETCHILD 0x121 // Returns HANDLE to the child item for the item HANDLE specified as a param.
#define ML_IPC_TREEITEM_GETNEXT 0x122 // Returns HANDLE to the next item for the item HANDLE specified as a param.
#define ML_IPC_TREEITEM_GETSELECTED 0x123 // Returns HANDLE to selected item.
#define ML_IPC_TREEITEM_GETINFO 0x124 // Pass MLTREEITEMINFO as a param. return TRUE - if ok
#define ML_IPC_TREEITEM_SETINFO 0x125 // Pass MLTREEITEMINFO as a param. return TRUE - if ok
#define ML_IPC_TREEITEM_ADD 0x126 // Adds new item using MLTREEITEM passed as a param
#define ML_IPC_TREEITEM_DELETE 0x127 // Deletes tree item. Pass HANDLE as a param.
#define ML_IPC_TREEITEM_SELECT 0x128 // Selects tree item. Pass HANDLE as a param.
#define ML_IPC_TREEITEM_GETROOT 0x129 // Gets first item.
#define ML_IPC_TREEITEM_INSERT 0x130 // like ML_IPC_TREEITEM_ADD, but id becomes an "insert after" ID
#define ML_IPC_TREEITEM_GETCHILD_ID 0x131 // Returns ID to the child item for the item ID specified as a param.
#define ML_IPC_TREEITEM_GETNEXT_ID 0x132 // Returns ID to the next item for the item ID specified as a param.
#define ML_IPC_TREEITEM_ADDW 0x133 // Adds new item using MLTREEITEMW passed as a param
#define ML_IPC_TREEITEM_INSERTW 0x134 // like ML_IPC_TREEITEM_ADDW, but id becomes an "insert after" ID
#define ML_IPC_TREEITEM_SETINFOW 0x135 // Pass MLTREEITEMINFOW as a param. return TRUE - if ok
#define ML_IPC_TREEITEM_GETINFOW 0x136 // Pass MLTREEITEMINFO as a param. return TRUE - if ok
#define MLTI_ROOT (INT_PTR)TVI_ROOT // can be used in ML_IPC_TREEITEM_GETCHILD

typedef struct {
size_t size; // size of this struct
UINT_PTR id; // depends on contxext
UINT_PTR parentId; // 0 = root, or ML_TREEVIEW_ID_*
char *title; // pointer to the buffer contained item name.
size_t titleLen; // used for GetInfo
BOOL hasChildren; // TRUE - has children
int imageIndex; // index of the associated image
} MLTREEITEM;

typedef struct {
MLTREEITEM item; // item data
UINT mask; // one or more of MLTI_* flags
UINT_PTR handle; // Handle to the item. If handle is NULL item->id will be used
} MLTREEITEMINFO;

typedef struct {
size_t size; // size of this struct
UINT_PTR id; // depends on context
UINT_PTR parentId; // 0 = root, or ML_TREEVIEW_ID_*
wchar_t *title; // pointer to the buffer contained item name.
size_t titleLen; // used for GetInfo
BOOL hasChildren; // TRUE - has children
int imageIndex; // index of the associated image
} MLTREEITEMW;

typedef struct {
MLTREEITEMW item; // item data
UINT mask; // one or more of MLTI_* flags
UINT_PTR handle; // Handle to the item. If handle is NULL item->id will be used
} MLTREEITEMINFOW;
// Flags that used in the MLTREEITEMINFO struct
#define MLTI_CHILDREN TVIF_CHILDREN
#define MLTI_IMAGE TVIF_IMAGE
#define MLTI_TEXT TVIF_TEXT
#define MLTI_ID TVIF_PARAM

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Tree image (starting from 5.3)
//

#define ML_IPC_TREEIMAGE_ADD 0x140 // adds tree image to the ml. Use MLTREEIMAGE as the param.

typedef struct _COLOR24
{
unsigned char rgbBlue;
unsigned char rgbGreen;
unsigned char rgbRed;
}COLOR24; // color struct

typedef void (*BMPFILTERPROC)(const COLOR24*, const COLOR24*, COLOR24*); // color filter procedure
// you got two colors: color1 and color2 (usualy BG and FG colors) also you as a third parameter
// you get a pixel color value that you need (can) modify

#define FILTER_NO ((BMPFILTERPROC)NULL)
#define FILTER_DEFAULT1 ((BMPFILTERPROC)1)
#define FILTER_DEFAULT2 ((BMPFILTERPROC)2)

#define MLTREEIMAGE_NONE 0
#define MLTREEIMAGE_DEFAULT 1
#define MLTREEIMAGE_BRANCH 2 // calculates at the time
#define MLTREEIMAGE_BRANCH_EXPANDED 3
#define MLTREEIMAGE_BRANCH_COLLAPSED 4
#define MLTREEIMAGE_BRANCH_NOCHILD 5

typedef struct {
HINSTANCE hinst; // hInstance
int resourceId; // resource id
int imageIndex; // set image to specified index (specify -1 to get a new index back)
BMPFILTERPROC filterProc; // pointer to the filter proc to use or one of the FILTER_*
int width; // reserved
int height; // reserved
} MLTREEIMAGE; // basicly ml will read your reosurce when it will need to create your image

#define ML_IPC_NEWPLAYLIST 0x107 // pass hwnd for dialog parent as param
#define ML_IPC_IMPORTPLAYLIST 0x108 // pass hwnd for dialog parent as param
#define ML_IPC_IMPORTCURRENTPLAYLIST 0x109
#define ML_IPC_GETPLAYLISTWND 0x10A
#define ML_IPC_SAVEPLAYLIST 0x10B // pass hwnd for dialog parent as param
#define ML_IPC_OPENPREFS 0x10C

#define ML_IPC_PLAY_PLAYLIST 0x010D // plays the playlist pointed to by the tree item passed, returns 1 if found, 0 if not
#define ML_IPC_LOAD_PLAYLIST 0x010E // loads the playlist pointed to by the tree item passed into the playlist editor, returns 1 if found, 0 if not

#define ML_IPC_REFRESH_PREFS 0x10F // this doesn't belong in here

/** ------------------
** ml_playlists
** ------------------ */

#define PL_FLAG_SHOW 1
#define PL_FLAG_SWITCH 2
#define PL_FLAGS_IMPORT 4 // set to have ml_playlists make a copy (only valid for mlAddPlaylist)
#define PL_FLAG_FILL_FILENAME 8 // only valid for mlMakePlaylist

typedef struct
{
size_t size; // size of this struct
const wchar_t *playlistName; // set to NULL (or empty string) to prompt the user for a name
const wchar_t *filename;
int flags; // see PL_FLAG_* above
// the following two items can be optionally filled in (set to -1 otherwise)
// if they aren't set, the playlist file will have to be opened and parsed
// so prepopulating is faster (assuming if you already know the data)
int numItems; // set to -1 if you don't know.
int length; // in seconds, set to -1 if you don't know
} mlAddPlaylist;

#define ML_IPC_PLAYLIST_ADD 0x180 // call to add a new playlist file to the Playlists treeview. pass an mlAddPlaylist *

typedef struct
{
size_t size; // size of this struct
const wchar_t *playlistName; // set to NULL (or empty string) to prompt the user for a name
int type; //ML_TYPE_ITEMRECORDLIST, etc
void *data; // object to load
int flags; // see PL_FLAG_* above
wchar_t filename[MAX_PATH]; // this will get populated if PL_FLAG_FILL_NAME is set
} mlMakePlaylistV2;

// old structure, here to make it easy to do a sizeof() check
typedef struct
{
size_t size; // size of this struct
const wchar_t *playlistName; // set to NULL (or empty string) to prompt the user for a name
int type; //ML_TYPE_ITEMRECORDLIST, etc
void *data; // object to load
int flags; // see PL_FLAG_* above
} mlMakePlaylist;

/* Call to add a new playlist to the Playlists treeview.
It will be automatically created based on the data you pass
type & data follow the same specifications as send-to, drag-and-drop, etc.
*/
#define ML_IPC_PLAYLIST_MAKE 0x181 // call to create a new playlist in the treeview based on passed information. pass an mlMakePlaylist *
#define ML_IPC_PLAYLIST_COUNT 0x182
#define ML_IPC_PLAYLIST_INFO 0x183 // pass in the struct below. returns "1" on success and "0" on failure

typedef struct
{
// you fill this in
size_t size; // size of this struct
size_t playlistNum; // number of the playlist you want to retrieve (0 index)
// ml_playlists fills these in
wchar_t playlistName[128];
wchar_t filename[MAX_PATH];
int numItems;
int length; // in seconds
} mlPlaylistInfo;

/** ------------------
**
** ------------------ */

#define ML_IPC_GETFILEINFO 0x0200 // pass it a &itemRecord with a valid filename (and all other fields NULL), and it will try to fill in the rest
#define ML_IPC_FREEFILEINFO 0x0201 // pass it a &itemRecord tha twas filled by getfileinfo, it will free the strings it allocated

#define ML_IPC_HANDLEDRAG 0x0300 // pass it a &mlDropItemStruct it will handle cursors etc (unless flags has the lowest bit set), and it will set result appropriately:
#define ML_IPC_HANDLEDROP 0x0301 // pass it a &mlDropItemStruct with data on drop:

#define ML_IPC_SENDTOWINAMP 0x302 // send with a mlSendToWinampStruct:
typedef struct {
int type; //ML_TYPE_ITEMRECORDLIST, etc
void *data; // object to play

int enqueue; // low bit set specifies enqueuing, and second bit NOT set specifies that
// the media library should use its default behavior as the user configured it (if
// enqueue is the default, the low bit will be flipped by the library)
} mlSendToWinampStruct;

typedef struct {
char *desc; // str
intptr_t context; // context passed by ML_MSG_ONSENDTOBUILD
intptr_t user32; // use some unique ptr in memory, you will get it back in ML_MSG_ONSENDTOSELECT...
} mlAddToSendToStruct;
#define ML_IPC_ADDTOSENDTO 0x0400

typedef struct {
wchar_t *desc; // str
intptr_t context; // context passed by ML_MSG_ONSENDTOBUILD
intptr_t user32; // use some unique ptr in memory, you will get it back in ML_MSG_ONSENDTOSELECT...
} mlAddToSendToStructW;
#define ML_IPC_ADDTOSENDTOW 0x0401 // pass mlAddToSendToStructW

// used to make a submenu in sendto
// pass mlAddToSendToStructW, set desc to 0 to start, set valid desc to end
// user32 is unused
#define ML_IPC_BRANCHSENDTO 0x0402

// follow same rules as ML_IPC_ADDTOSENDTOW, but adds to branch instead of main send-to menu
#define ML_IPC_ADDTOBRANCH 0x403 // pass mlAddToSendToStructW

#define ML_IPC_HOOKTITLE 0x0440 // this is like winamp's IPC_HOOK_TITLES... :) param1 is waHookTitleStruct
#define ML_IPC_HOOKEXTINFO 0x441 // called on IPC_GET_EXTENDED_FILE_INFO_HOOKABLE, param1 is extendedFileInfoStruct
#define ML_IPC_HOOKEXTINFOW 0x442 // called on IPC_GET_EXTENDED_FILE_INFO_HOOKABLEW, param1 is extendedFileInfoStructW
#define ML_IPC_HOOKTITLEW 0x0443 // this is like winamp's IPC_HOOK_TITLESW... :) param1 is waHookTitleStructW

#define ML_HANDLEDRAG_FLAG_NOCURSOR 1
#define ML_HANDLEDRAG_FLAG_NAME 2

typedef struct {
int type; //ML_TYPE_ITEMRECORDLIST, etc
void *data; // NULL if just querying

int result; // filled in by client: -1 if dont allow, 0 if dont know, 1 if allow.

POINT p; // cursor pos in screen coordinates
int flags;

char *name; // only valid if ML_HANDLEDRAG_FLAG_NAME

} mlDropItemStruct;

#define ML_IPC_SKIN_LISTVIEW 0x0500 // pass the hwnd of your listview. returns a handle to use with ML_IPC_UNSKIN_LISTVIEW
#define ML_IPC_UNSKIN_LISTVIEW 0x0501 // pass the handle you got from ML_IPC_SKIN_LISTVIEW
#define ML_IPC_LISTVIEW_UPDATE 0x0502 // pass the handle you got from ML_IPC_SKIN_LISTVIEW
#define ML_IPC_LISTVIEW_DISABLEHSCROLL 0x0503 // pass the handle you got from ML_IPC_SKIN_LISTVIEW
#define ML_IPC_LISTVIEW_DISABLEVSCROLL 0x050A // pass the handle you got from ML_IPC_SKIN_LISTVIEW
#define ML_IPC_LISTVIEW_SHOWSORT 0x0504 // use LV_SKIN_SHOWSORT
#define ML_IPC_LISTVIEW_SORT 0x0505 // use LV_SKIN_SORT

typedef struct
{
INT_PTR listView;
BOOL showSort;
} LV_SKIN_SHOWSORT;

typedef struct
{
INT_PTR listView;
int columnIndex;
BOOL ascending;
} LV_SKIN_SORT;

#define ML_IPC_SKIN_COMBOBOX 0x0508 // pass the hwnd of your combobox to skin, returns a ahndle to use with ML_IPC_UNSKIN_COMBOBOX
#define ML_IPC_UNSKIN_COMBOBOX 0x0509 // pass the handle from ML_IPC_SKIN_COMBOBOX

#define ML_IPC_SKIN_WADLG_GETFUNC 0x0600
// 1: return int (*WADlg_getColor)(int idx); // pass this an index, returns a RGB value (passing 0 or > 3 returns NULL)
// 2: return int (*WADlg_handleDialogMsgs)(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam);
// 3: return void (*WADlg_DrawChildWindowBorders)(HWND hwndDlg, int *tab, int tabsize); // each entry in tab would be the id | DCW_*
// 32: return void (*childresize_init)(HWND hwndDlg, ChildWndResizeItem *list, int num);
// 33: return void (*childresize_resize)(HWND hwndDlg, ChildWndResizeItem *list, int num);
// 66: return (HFONT) font to use for dialog elements, if desired (0 otherwise)

// itemRecord type for use with ML_TYPE_ITEMRECORDLIST, as well as many other functions
typedef struct
{
char *filename;
char *title;
char *album;
char *artist;
char *comment;
char *genre;
int year;
int track;
int length;
char **extended_info;
// currently defined extended columns (while they are stored internally as integers
// they are passed using extended_info as strings):
// use getRecordExtendedItem and setRecordExtendedItem to get/set.
// for your own internal use, you can set other things, but the following values
// are what we use at the moment. Note that setting other things will be ignored
// by ML_IPC_DB*.
//
//"RATING" file rating. can be 1-5, or 0 or empty for undefined
//"PLAYCOUNT" number of file plays.
//"LASTPLAY" last time played, in standard time_t format
//"LASTUPD" last time updated in library, in standard time_t format
//"FILETIME" last known file time of file, in standard time_t format
//"FILESIZE" last known file size, in kilobytes.
//"BITRATE" file bitrate, in kbps
//"TYPE" - "0" for audio, "1" for video

} itemRecord;

typedef struct
{
itemRecord *Items;
int Size;
int Alloc;
} itemRecordList;

#include <time.h>

typedef struct
{
wchar_t *filename;
wchar_t *title;
wchar_t *album;
wchar_t *artist;
wchar_t *comment;
wchar_t *genre;
wchar_t *albumartist;
wchar_t *replaygain_album_gain; // these are strings rather than float's to differentiate between '0 gain' and 'not defined'
wchar_t *replaygain_track_gain; // these are strings rather than float's to differentiate between '0 gain' and 'not defined'
wchar_t *publisher;
wchar_t *composer;
int year;
int track;
int tracks;
int length;
int rating; // file rating. can be 1-5, or 0 for undefined
int playcount; // number of file plays.
__time64_t lastplay; // last time played, in standard time_t format
__time64_t lastupd; // last time updated in library, in standard time_t format
__time64_t filetime; // last known file time of file, in standard time_t format
int filesize; //last known file size, in kilobytes.
int bitrate; // file bitrate, in kbps
int type; // 0 for audio, 1 for video
int disc; // disc number
int discs; // number of discs
int bpm;
wchar_t **extended_info;
// currently defined extended columns (while they are stored internally as integers
// they are passed using extended_info as strings):
// use getRecordExtendedItem and setRecordExtendedItem to get/set.
// for your own internal use, you can set other things, but the following values
// are what we use at the moment. Note that setting other things will be ignored
// by ML_IPC_DB*.
//

} itemRecordW;

typedef struct
{
itemRecordW *Items;
int Size;
int Alloc;
} itemRecordListW;

//
// all return 1 on success, -1 on error. or 0 if not supported, maybe?

// pass these a mlQueryStruct
// results should be zeroed out before running a query, but if you wish you can run multiple queries and
// have it concatenate the results. tho it would be more efficient to just make one query that contains both,
// as running multiple queries might have duplicates etc.
// in general, though, if you need to treat "results" as if they are native, you should use
// copyRecordList to save a copy, then free the results using ML_IPC_DB_FREEQUERYRESULTS.
// if you need to keep an exact copy that you will only read (and will not modify), then you can
// use the one in the mlQueryStruct.

#define ML_IPC_DB_RUNQUERY 0x0700
#define ML_IPC_DB_RUNQUERY_SEARCH 0x0701 // "query" should be interpreted as keyword search instead of query string
#define ML_IPC_DB_RUNQUERY_FILENAME 0x0702 // searches for one exact filename match of "query"
#define ML_IPC_DB_RUNQUERY_INDEX 0x703 // retrieves item #(int)query

#define ML_IPC_DB_FREEQUERYRESULTS 0x0705 // frees memory allocated by ML_IPC_RUNQUERY (empties results)
typedef struct
{
char *query;
int max_results; // can be 0 for unlimited
itemRecordList results;
} mlQueryStruct;

/* Unicode versions of the above */

#define ML_IPC_DB_RUNQUERYW 0x1700
#define ML_IPC_DB_RUNQUERY_SEARCHW 0x1701 // "query" should be interpreted as keyword search instead of query string
#define ML_IPC_DB_RUNQUERY_FILENAMEW 0x1702 // searches for one exact filename match of "query"
#define ML_IPC_DB_RUNQUERY_INDEXW 0x1703 // retrieves item #(int)query
#define ML_IPC_DB_FREEQUERYRESULTSW 0x1705 // frees memory allocated by ML_IPC_RUNQUERYW (empties results)
typedef struct
{
wchar_t *query;
int max_results; // can be 0 for unlimited
itemRecordListW results;
} mlQueryStructW;

/* ----------------------------- */

// pass these an (itemRecord *) to add/update.
// note that any NULL fields in the itemRecord won't be updated,
// and year, track, or length of -1 prevents updating as well.
#define ML_IPC_DB_UPDATEITEM 0x0706 // returns -2 if item not found in db
#define ML_IPC_DB_ADDORUPDATEITEM 0x0707

#define ML_IPC_DB_REMOVEITEM 0x0708 // pass a char * to the filename to remove. returns -2 if file not found in db.

typedef struct
{
char* fileName; // file name to add
int meta_mode; // metadata get mode (0 - don't use metadata, 1 - use metadata; -1 - read from user settings (ini file)
int gues_mode; // metadata guessing mode (0 - smart, 1 - simple; 2 - no, -1 - read from user settings (ini file)
} LMDB_FILE_ADD_INFO;

#define ML_IPC_DB_UPDATEFILE 0x0710 // Update File in the Local Media Data Base (return -2 if file record not found)
#define ML_IPC_DB_ADDORUPDATEFILE 0x0711 // Adds or Updates File in the Local Media Data Base.

/* Unicode versions of the above */

// pass these an (itemRecordW *) to add/update.
// note that any NULL fields in the itemRecordW won't be updated,
// and year, track, or length of -1 prevents updating as well.
#define ML_IPC_DB_UPDATEITEMW 0x1706 // returns -2 if item not found in db
#define ML_IPC_DB_ADDORUPDATEITEMW 0x1707

typedef struct
{
wchar_t* fileName; // file name to add
int meta_mode; // metadata get mode (0 - don't use metadata, 1 - use metadata; -1 - read from user settings (ini file)
int gues_mode; // metadata guessing mode (0 - smart, 1 - simple; 2 - no, -1 - read from user settings (ini file)
} LMDB_FILE_ADD_INFOW;

#define ML_IPC_DB_UPDATEFILEW 0x1710 // Update File in the Local Media Data Base (return -2 if file record not found) NOTE that this call is broken on 5.33. Only use on 5.34+
#define ML_IPC_DB_ADDORUPDATEFILEW 0x1711 // Adds or Updates File in the Local Media Data Base.

/* ----------------------------- */

#define ML_IPC_DB_SYNCDB 0x0709 // sync db if dirty flags are set. good to do after a batch of updates.

// these return 0 if unsupported, -1 if failed, 1 if succeeded

// pass a winampMediaLibraryPlugin *. Will not call plugin's init() func.
// YOU MUST set winampMediaLibraryPlugin->hDllInstance to NULL, and version to MLHDR_VER
// 5.25+: You can set hDllInstance to valid value.
// This IPC will return -1 on failure, so a good check against old verions
// is to try with hDllInstance set, if it returns -1, try again with hDllInstance=0
#define ML_IPC_ADD_PLUGIN 0x0750
#define ML_IPC_REMOVE_PLUGIN 0x0751 // winampMediaLibraryPlugin * of plugin to remove. Will not call plugin's quit() func

#define ML_IPC_SEND_PLUGIN_MESSAGE 0x0752 // sends message to plugins (wParam = 0, lParam = pointer to the pluginMessage struct)
// pluginMessage struct
typedef struct {
int messageType;
INT_PTR param1;
INT_PTR param2;
INT_PTR param3;
} pluginMessage;

#define ML_IPC_ENSURE_VISIBLE 0x753 // ensures that the media library is visible
#define ML_IPC_IS_VISIBLE 0x754 // queries the current visibility status

#define ML_IPC_GET_PARENTAL_RATING 0x755

#define ML_IPC_TOGGLE_VISIBLE 0x756

// this gets sent to any child windows of the library windows, and then (if not
// handled) the library window itself

#define WM_ML_CHILDIPC WM_APP+0x800 // avoids conflicts with any windows controls
#define ML_CHILDIPC_DROPITEM 0x100 // lParam = 100, wParam = &mlDropItemStruct

// current item ratings
#define ML_IPC_SETRATING 0x0900 // lParam = 0 to 5, rates current track -- inserts it in the db if it's not in it yet
#define ML_IPC_GETRATING 0x0901 // return the current track's rating or 0 if not in db/no rating

// playlist entry rating
typedef struct {
int plentry;
int rating;
} pl_set_rating;

#define ML_IPC_PL_SETRATING 0x0902 // lParam = pointer to pl_set_rating struct
#define ML_IPC_PL_GETRATING 0x0903 // lParam = playlist entry, returns the rating or 0 if not in db/no rating

typedef struct {
HWND dialog_parent; // Use this window as a parent for the query editor dialog
const char *query; // The query to edit, or "" / null for new query
} ml_editquery;

#define ML_IPC_EDITQUERY 0x904 // lParam = pointer to ml_editquery struct, returns 0 if edition was canceled and 1 on success
// After returning, and if ok was clicked, the struct contains a pointer to the edited query. this pointer is static :
// - do *not* free it
// - if you need to keep it around, strdup it, as it may be changed later by other plugins calling ML_IPC_EDITQUERY.

typedef struct {
HWND dialog_parent; // Use this window as a parent for the view editor dialog
const char *query; // The query to edit, or "" / null for new views
const char *name; // Name of the view (ignored for new views)
int mode; // View mode (0=simple view, 1=artist/album view, -1=hide mode radio boxes)
} ml_editview;

#define ML_IPC_EDITVIEW 0x905 // lParam = pointer to ml_editview struct, returns 0 if edition was canceled and 1 on success
// After returning, and if ok was clicked, the struct contains the edited values. String pointers are static:
// - do *not* free them
// - if you need to keep them around, strdup them, as they may be changed later by other plugins calling ML_IPC_EDITQUERY.

#define ML_IPC_SET_FILE_RATING 0x0906 // lParam = 0 to 5, rates current track -- inserts it in the db if it's not in it yet
#define ML_IPC_GET_FILE_RATING 0x0907 // return the current track's rating or 0 if not in db/no rating

// playlist entry rating
typedef struct {
const char* fileName;
int newRating;
} file_set_rating;

#define ML_IPC_SMARTVIEW_COUNT 0x0908 // returns the number of smartviews. no parameter required
#define ML_IPC_SMARTVIEW_INFO 0x0909 // pass a mlSmartViewInfo*. returns 1 on success and 0 on failure
#define ML_IPC_SMARTVIEW_ADD 0x0910 // pass a mlSmartViewInfo* with filled in size, name, query, mode, iconImgIndex. treeitemid gets filled in. returns 1 on success and 0 on failure

typedef struct
{
// you fill these in
size_t size; // set to sizeof(mlSmartViewInfo)
size_t smartViewNum;
// ml_local fills these in
wchar_t smartViewName[128];
wchar_t smartViewQuery[512];
int mode;
int iconImgIndex;
int treeItemId;
} mlSmartViewInfo;

#define ML_IPC_SET_FILE_RATINGW 0x0911 // lParam = 0 to 5, rates current track -- inserts it in the db if it's not in it yet
#define ML_IPC_GET_FILE_RATINGW 0x0912 // return the current track's rating or 0 if not in db/no rating

// playlist entry rating
typedef struct {
const wchar_t *fileName;
int newRating;
} file_set_ratingW;
</source>

← Older revision		Revision as of 14:15, 10 June 2009
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	} file_set_ratingW;		} file_set_ratingW;
	</source>		</source>
		+
		+	[[Category:Articles]]
		+	[[Category:Articles that need work]]

Media Library API - Revision history

Culix: Reverted edits by Iseficibuw (Talk) to last version by Culix

Iseficibuw at 05:11, 24 November 2010

Culix: +cat :Category:Articles; :Category:Articles that need work

Tarik: Protected "Media Library API" [edit=autoconfirmed:move=autoconfirmed]

Benski at 16:06, 15 September 2008

← Older revision	Revision as of 13:05, 25 September 2008
(No difference)