diff options
| author | David Robillard <d@drobilla.net> | 2011-03-26 20:32:56 +0000 | 
|---|---|---|
| committer | David Robillard <d@drobilla.net> | 2011-03-26 20:32:56 +0000 | 
| commit | 6d3329521cd118ae709bce348241f446f1337ea9 (patch) | |
| tree | 20a9b7203cb8006c9aa37eb8dd6c6f6e52d177b8 /ext | |
| parent | 14190a145ce6e63abcc082c62faeb02b364f6379 (diff) | |
| download | lv2-6d3329521cd118ae709bce348241f446f1337ea9.tar.xz | |
Remove old header.
Diffstat (limited to 'ext')
| -rw-r--r-- | ext/ui.lv2/lv2_ui.h | 303 | ||||
| -rw-r--r-- | ext/ui.lv2/ui.ttl | 2 | 
2 files changed, 1 insertions, 304 deletions
| diff --git a/ext/ui.lv2/lv2_ui.h b/ext/ui.lv2/lv2_ui.h deleted file mode 100644 index 82c14c0..0000000 --- a/ext/ui.lv2/lv2_ui.h +++ /dev/null @@ -1,303 +0,0 @@ -/************************************************************************
 - *
 - * In-process UI extension for LV2
 - *
 - * Copyright (C) 2006-2010 Lars Luthman <mail@larsluthman.net>
 - * 
 - * Based on lv2.h, which was
 - *
 - * Copyright (C) 2000-2002 Richard W.E. Furse, Paul Barton-Davis, 
 - *                         Stefan Westerfeld
 - * Copyright (C) 2006 Steve Harris, David Robillard.
 - *
 - * This header is free software; you can redistribute it and/or modify it
 - * under the terms of the GNU Lesser General Public License as published
 - * by the Free Software Foundation; either version 2.1 of the License,
 - * or (at your option) any later version.
 - *
 - * This header 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
 - * Lesser General Public License for more details.
 - *
 - * You should have received a copy of the GNU Lesser General Public
 - * License along with this library; if not, write to the Free Software
 - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
 - * USA.
 - *
 - ***********************************************************************/
 -
 -/** @file
 -    This file specifies a C API for communication between an LV2 host and an
 -    LV2 UI. The interface is similar to the one used for actual LV2 plugins.
 -    
 -    The entry point is the function lv2ui_descriptor().
 -*/
 -
 -#ifndef LV2_UI_H
 -#define LV2_UI_H
 -
 -
 -#include <lv2.h>
 -
 -/** The URI prefix for this extension. */
 -#define LV2_UI_URI "http://lv2plug.in/ns/ext/ui"
 -
 -/** The numerical index returned by LV2_UI_Host_Descriptor::port_index() for
 -    invalid port symbols. */
 -#define LV2_UI_INVALID_PORT_INDEX ((uint32_t)-1)
 -
 -/** The numerical ID returned by LV2_UI_Host_Descriptor::port_protocol_id() for
 -    invalid or unsupported PortProtocols. */
 -#define LV2_UI_INVALID_PORT_PROTOCOL_ID ((uint32_t)-1)
 -
 -/** The full URI for the ui:floatControl PortProtocol. */
 -#define LV2_UI_FLOAT_CONTROL_URI "http://lv2plug.in/ns/ext/ui#floatControl"
 -
 -#ifdef __cplusplus
 -extern "C" {
 -#endif
 -
 -
 -/** A pointer to a widget or other type of UI handle.
 -    The actual type is defined by the type of the UI defined in the RDF data.
 -    All the functionality provided by this extension is toolkit 
 -    independent, the host only needs to pass the necessary callbacks and 
 -    display the widget, if possible. Plugins may have several UIs, in various
 -    toolkits. */
 -typedef void* LV2_UI_Widget;
 -
 -
 -/** This handle indicates a particular instance of a UI.
 -    It is valid to compare this to NULL (0 for C++) but otherwise the 
 -    host MUST not attempt to interpret it. The UI plugin may use it to 
 -    reference internal instance data. */
 -typedef void* LV2_UI_Handle;
 -
 -
 -/** An object of this type is passed to the UI's instantiate() function,
 -    and the UI must in turn pass it as the first parameter to the callbacks
 -    in LV2_UI_Host_Descriptor. The host may use it to reference internal data,
 -    such as the plugin instance that the UI is associated with. The UI
 -    MUST NOT interpret the value of an LV2_UI_Host_Handle in any way. */
 -typedef void* LV2_UI_Host_Handle;
 -
 -
 -/** This struct contains pointers to the host-provided functions that the
 -    UI can use to control the plugin instance. A pointer to an object of this
 -    type is passed to the lv2ui_descriptor() function.
 -
 -    The host must provide non-NULL values for all the function pointers.
 -*/
 -typedef struct _LV2_UI_Host_Descriptor {
 -
 -  /** This is a function that the UI can use to send data to a plugin's
 -      input ports. The @c buffer parameter must point to a block of data,
 -      @c buffer_size bytes large. The contents of this buffer and what the
 -      host should do with it depends on the value of the @c port_protocol
 -      parameter.
 -    
 -      The @c port_protocol parameter should be a numeric ID for a 
 -      ui:PortProtocol. Numeric IDs for PortProtocols are retrieved using the 
 -      port_protocol_id() function.
 -
 -      The @c buffer is only valid during the time of this function call, so if 
 -      the host wants to keep it for later use it has to copy the contents to an
 -      internal buffer.
 -    
 -      @param host_handle The LV2_UI_Host_Handle that was passed to the UI's 
 -                         instantiate() function.
 -      @param port_index The index of the port that the data should be written
 -                        to, as returned by port_index().
 -      @param buffer_size The size of the data pointer to by @c buffer, in
 -                         bytes.
 -      @param port_protocol The numeric ID for the Port Protocol to use,
 -                           as returned by port_protocol_id().
 -  */
 -  void (*write_port)(LV2_UI_Host_Handle host_handle,
 -		     uint32_t           port_index,
 -		     uint32_t           buffer_size,
 -		     uint32_t           port_protocol,
 -		     void const*        buffer);
 -  
 -  /** Returns a numerical index for a port. This index is used when writing
 -      data to ports using write_port() and whe receiving data using 
 -      port_event(). If @c port_symbol is not a valid port symbol for @c plugin
 -      the host it MUST return LV2_UI_INVALID_PORT_INDEX.
 -      
 -      @param host_handle The LV2_UI_Host_Handle that was passed to the UI's 
 -                         instantiate() function.
 -      @param port_symbol A port symbol, as defined in the RDF data for
 -                         the plugin.
 -  */
 -  uint32_t (*port_index)(LV2_UI_Host_Handle host_handle,
 -			 char const*        port_symbol);
 -  
 -  /** This function is used by the UI, typically at instantiation, to get
 -      the numeric IDs that are mapped to certain ui:PortProtocols (see
 -      ui.ttl for details). If the host does not support the given
 -      ui:PortProtocol it MUST return LV2_UI_INVALID_PORT_PROTOCOL_ID.
 -
 -      As a special case, when @c port_protocol_uri is LV2_UI_FLOAT_CONTROL_URI
 -      and ui:floatControl is listed as a required Feature for the UI, this
 -      function MUST return 0. The UI may assume this and skip the call.
 -      
 -      @param host_handle The LV2_UI_Host_Handle that was passed to the UI's 
 -                         instantiate() function.
 -      @param port_protocol_uri The URI of the ui:PortProtocol.
 -  */
 -  uint32_t (*port_protocol_id)(LV2_UI_Host_Handle host_handle,
 -			       char const*        port_protocol_uri);
 -  
 -  /** Add a port subscription. This means that the host will call the UI's
 -      port_event() function when the port value changes (as defined by
 -      the PortProtocol).
 -      
 -      Calling this function with the same @c port_index and @c port_protocol
 -      as an already active subscription has no effect.
 -      
 -      @param host_handle   The LV2_UI_Host_Handle that was passed to the UI's 
 -                           instantiate() function.
 -      @param port_index    The index for the port, as returned by port_index().
 -      @param port_protocol The numeric ID for the PortProtocol, as
 -                           returned by port_protocol_id.
 -   */
 -  void (*add_port_subscription)(LV2_UI_Host_Handle host_handle,
 -				uint32_t           port_index,
 -				uint32_t           port_protocol);
 -
 -  /** Remove a port subscription that has been added previously using
 -      add_port_subscription, i.e. tell the host to stop calling port_event()
 -      when the port value changes.
 -      
 -      Calling this function with a @c port_index and @c port_protocol that
 -      does not define an active port subscription has no effect.
 -     
 -      @param host_handle   The LV2_UI_Host_Handle that was passed to the UI's 
 -                           instantiate() function.
 -      @param port_index    The index for the port, as returned by port_index().
 -      @param port_protocol The numeric ID for the PortProtocol, as
 -                           returned by port_protocol_id.
 -   */
 -  void (*remove_port_subscription)(LV2_UI_Host_Handle host_handle,
 -				   uint32_t           port_index,
 -				   uint32_t           port_protocol);
 -  
 -} LV2_UI_Host_Descriptor;
 -
 -
 -
 -/** This struct contains the implementation of an UI. A pointer to an 
 -    object of this type is returned by the lv2ui_descriptor() function. 
 -*/
 -typedef struct _LV2_UI_Descriptor {
 -  
 -  /** The URI for this UI (not for the plugin it controls). */
 -  char const* URI;
 -  
 -  /** Create a new UI object and return a handle to it. This function works
 -      similarly to the instantiate() member in LV2_Descriptor.
 -      
 -      @param descriptor The descriptor for the UI that you want to instantiate.
 -      @param plugin_uri The URI of the plugin that this UI will control.
 -      @param bundle_path The path to the bundle containing the RDF data file
 -                         that references this shared object file, including the
 -                         trailing '/'.
 -      @param host_descriptor A pointer to an object that contains function
 -                             pointers that the UI instance should use to
 -                             control the plugin instance. This pointer MUST
 -			     be valid until cleanup() is called for this UI
 -			     instance.
 -      @param host_handle A handle that the host may use to reference internal
 -                         data. It should be passed as the first parameter
 -                         to the function pointers in @c host_descriptor, and
 -			 MUST NOT be interpreted in any other way by the UI.
 -      @param features   A NULL-terminated array of LV2_Feature pointers. The
 -                        host must pass all feature URIs that it and the UI
 -                        supports and any additional data, just like in the
 -                        LV2 plugin instantiate() function. Note that UI
 -                        features and plugin features are NOT necessarily the
 -                        same, they just share the same data structure - this
 -                        will probably not be the same array as the one the
 -                        plugin host passes to a plugin.
 -  */
 -  LV2_UI_Handle (*instantiate)(struct _LV2_UI_Descriptor const* descriptor,
 -                              char const*                      plugin_uri,
 -                              char const*                      bundle_path,
 -			      LV2_UI_Host_Descriptor const*    host_descriptor,
 -                              LV2_UI_Host_Handle               host_handle,
 -                              LV2_Feature const* const*        features);
 -
 -  /** Return the widget pointer for the UI object. This MUST return the
 -      same value during the entire lifetime of the UI object.
 -  */
 -  LV2_UI_Widget (*get_widget)(LV2_UI_Handle ui);
 -
 -  /** Destroy the UI object and the associated widget. The host must not try
 -      to access the widget after calling this function.
 -   */
 -  void (*cleanup)(LV2_UI_Handle ui);
 -  
 -  /** This is called by the host when something happens at a plugin port that
 -      a subscription has been added for using
 -      LV2_UI_Host_Descriptor::add_port_subscription().
 -      
 -      The @c buffer is only valid during the time of this function call, so if 
 -      the UI wants to keep it for later use it has to copy the contents to an
 -      internal buffer.
 -      
 -      @param ui            A handle for the UI object.
 -      @param port_index    The index of the port for which something has 
 -                           happened as returned by 
 -                           LV2_UI_Host_Descriptor::port_index().
 -      @param buffer_size   The size of the data buffer in bytes.
 -      @param port_protocol The format of the data buffer, as returned by
 -                           LV2_UI_Host_Descriptor::port_protocol_id().
 -      @param buffer        A pointer to the data buffer.
 -  */
 -  void (*port_event)(LV2_UI_Handle ui,
 -                     uint32_t      port_index,
 -                     uint32_t      buffer_size,
 -                     uint32_t      port_protocol,
 -                     void const*   buffer);
 -  
 -  /** Returns a data structure associated with an extension URI, for example
 -      a struct containing additional function pointers. Avoid returning
 -      function pointers directly since standard C++ has no valid way of
 -      casting a void* to a function pointer. This member may be set to NULL
 -      if the UI is not interested in supporting any extensions. This is similar
 -      to the extension_data() member in LV2_Descriptor.
 -  */
 -  void const* (*extension_data)(char const*  uri);
 -
 -} LV2_UI_Descriptor;
 -
 -
 -
 -/** A plugin UI programmer must include a function called "lv2ui_descriptor"
 -    with the following function prototype within the shared object
 -    file. This function will have C-style linkage (if you are using
 -    C++ this is taken care of by the 'extern "C"' clause at the top of
 -    the file). This function will be accessed by the UI host using the 
 -    @c dlsym() function and called to get a LV2_UI_UIDescriptor for the
 -    wanted plugin.
 -    
 -    Just like lv2_descriptor(), this function takes an index parameter. The
 -    index should only be used for enumeration and not as any sort of ID number -
 -    the host should just iterate from 0 and upwards until the function returns
 -    NULL or a descriptor with an URI matching the one the host is looking for.
 -*/
 -LV2_UI_Descriptor const* lv2ui_descriptor(uint32_t index);
 -
 -
 -/** This is the type of the lv2ui_descriptor() function. */
 -typedef LV2_UI_Descriptor const* (*LV2_UI_DescriptorFunction)(uint32_t index);
 -
 -
 -
 -#ifdef __cplusplus
 -}
 -#endif
 -
 -
 -#endif
 diff --git a/ext/ui.lv2/ui.ttl b/ext/ui.lv2/ui.ttl index fdd9ed6..b5471cc 100644 --- a/ext/ui.lv2/ui.ttl +++ b/ext/ui.lv2/ui.ttl @@ -129,7 +129,7 @@ doesn't support all of its required features, and an UI MUST fail to  instantiate if the host doesn't pass all required features to instantiate().  </p> -<p>For details about the C API used to load UIs, see the file lv2_ui.h. +<p>For details about the C API used to load UIs, see the file ui.h.  </p>  """ . |