path: root/files/ko/gecko_plugin_api_reference/index.html

---
title: Gecko Plugin API Reference
slug: Gecko_Plugin_API_Reference
tags:
  - Gecko
  - NeedsMigration
  - Plugins
---
<div class="note"><b>Note</b>: This document is in the process of being migrated. If you would like to help with this migration, please migrate from <a class="external" href="http://devedge-temp.mozilla.org/library/manuals/2002/plugin/1.0/index.html">devedge-temp</a>.
</div>
<p><br>
</p>
<h4 id="Preface"> <a href="ko/Gecko_Plugin_API_Reference/Preface">Preface</a> </h4>
<dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Preface#About_This_Guide">About This Guide</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Preface#Who_Should_Read_This_Guide">Who Should Read This Guide</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Preface#The_Plug-in_Software_Development_Kit">The Plug-in Software Development Kit</a>
</dd></dl>
<h4 id="Plug-in_Basics"> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics">Plug-in Basics</a> </h4>
<dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#How_Plug-ins_Are_Used">How Plug-ins Are Used</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Plug-ins_and_Helper_Applications">Plug-ins and Helper Applications</a>
</dd></dl>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#How_Plug-ins_Work">How Plug-ins Work</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Understanding_the_Runtime_Model">Understanding the Runtime Model</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Plug-in_Detection">Plug-in Detection</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#How_Gecko_Finds_Plug-ins">How Gecko Finds Plug-ins</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Checking_Plug-ins_by_MIME_Type">Checking Plug-ins by MIME Type</a>
</dd></dl>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Overview_of_Plug-in_Structure">Overview of Plug-in Structure</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Understanding_the_Plug-in_API">Understanding the Plug-in API</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Plug-ins_and_Platform_Independence">Plug-ins and Platform Independence</a>
</dd></dl>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Windowed_and_Windowless_Plug-ins">Windowed and Windowless Plug-ins</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#The_Default_Plug-in">The Default Plug-in</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Using_HTML_to_Display_Plug-ins">Using HTML to Display Plug-ins</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Plug-in_Display_Modes">Plug-in Display Modes</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Using_the_OBJECT_Tag_for_Plug-in_Display">Using the OBJECT Tag for Plug-in Display</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Nesting_Rules_for_HTML_Elements">Nesting Rules for HTML Elements</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Using_the_Appropriate_Attributes">Using the Appropriate Attributes</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Using_the_EMBED_Tag_for_Plug-in_Display">Using the EMBED Tag for Plug-in Display</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Using_Custom_EMBED_Attributes">Using Custom EMBED Attributes</a>
</dd></dl>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Basics#Plug-in_References">Plug-in References</a>
</dd></dl>
<h4 id="Plug-in_Development_Overview"> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview">Plug-in Development Overview</a> </h4>
<dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Writing_Plug-ins">Writing Plug-ins</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Registering_Plug-ins">Registering Plug-ins</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#MS_Windows">MS Windows</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Unix">Unix</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Mac_OS">Mac OS</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#OSX">OSX</a>
</dd></dl>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Drawing_a_Plug-in_Instance">Drawing a Plug-in Instance</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Handling_Memory">Handling Memory</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Sending_and_Receiving_Streams">Sending and Receiving Streams</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Working_with_URLs">Working with URLs</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Getting_Version_and_UI_Information">Getting Version and UI Information</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Displaying_Messages_on_the_Status_Line">Displaying Messages on the Status Line</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Making_Plug-ins_Scriptable">Making Plug-ins Scriptable</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Building_Plug-ins">Building Plug-ins</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Building.2C_Platforms.2C_and_Compilers">Building, Platforms, and Compilers</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Building_Carbonized_Plug-ins_for_Mac_OSX">Building Carbonized Plug-ins for Mac OSX</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Getting_and_Using_the_xpidl_Compiler">Getting and Using the xpidl Compiler</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Type_Libraries">Type Libraries</a>
</dd></dl>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Installing_Plug-ins">Installing Plug-ins</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Native_Installers">Native Installers</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#XPI_Plug-ins_Installations">XPI Plug-ins Installations</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Development_Overview#Plug-in_Installation_and_the_Windows_Registry">Plug-in Installation and the Windows Registry</a>
</dd></dl>
</dd></dl>
<h3 id="Initialization_and_Destruction"> <a href="ko/Gecko_Plugin_API_Reference/Initialization_and_Destruction">Initialization and Destruction</a> </h3>
<dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Initialization_and_Destruction#Initialization">Initialization</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Initialization_and_Destruction#Instance_Creation">Instance Creation</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Initialization_and_Destruction#Instance_Destruction">Instance Destruction</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Initialization_and_Destruction#Shutdown">Shutdown</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Initialization_and_Destruction#Initialize_and_Shutdown_Example">Initialize and Shutdown Example</a>
</dd></dl>
<h4 id="Drawing_and_Event_Handling"> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling">Drawing and Event Handling</a> </h4>
<dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#The_NPWindow_Structure">The NPWindow Structure</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Drawing_Plug-ins">Drawing Plug-ins</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Printing_the_Plug-in">Printing the Plug-in</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Setting_the_Window">Setting the Window</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Getting_Information">Getting Information</a>
</dd></dl>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Windowed_Plug-ins">Windowed Plug-ins</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Mac_OS">Mac OS</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Windows">Windows</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Unix">Unix</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Event_Handling_for_Windowed_Plug-ins">Event Handling for Windowed Plug-ins</a>
</dd></dl>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Windowless_Plug-ins">Windowless Plug-ins</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Specifying_That_a_Plug-in_Is_Windowless">Specifying That a Plug-in Is Windowless</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Invalidating_the_Drawing_Area">Invalidating the Drawing Area</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Forcing_a_Paint_Message">Forcing a Paint Message</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Making_a_Plug-in_Opaque">Making a Plug-in Opaque</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Making_a_Plug-in_Transparent">Making a Plug-in Transparent</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Creating_Pop-up_Menus_and_Dialog_Boxes">Creating Pop-up Menus and Dialog Boxes</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Drawing_and_Event_Handling#Event_Handling_for_Windowless_Plug-ins">Event Handling for Windowless Plug-ins</a>
</dd></dl>
</dd></dl>
<h3 id="Streams"> <a href="ko/Gecko_Plugin_API_Reference/Streams">Streams</a> </h3>
<ul><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Receiving_a_Stream">Receiving a Stream</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Telling_the_Plug-in_When_a_Stream_Is_Created">Telling the Plug-in When a Stream Is Created</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Telling_the_Plug-in_When_a_Stream_Is_Deleted">Telling the Plug-in When a Stream Is Deleted</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Finding_Out_How_Much_Data_the_Plug-in_Can_Accept">Finding Out How Much Data the Plug-in Can Accept</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Writing_the_Stream_to_the_Plug-in">Writing the Stream to the Plug-in</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Sending_the_Stream_in_Random-Access_Mode">Sending the Stream in Random-Access Mode</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Sending_the_Stream_in_File_Mode">Sending the Stream in File Mode</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Sending_a_Stream">Sending a Stream</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Creating_a_Stream">Creating a Stream</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Pushing_Data_into_the_Stream">Pushing Data into the Stream</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Deleting_the_Stream">Deleting the Stream</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Streams#Example_of_Sending_a_Stream">Example of Sending a Stream</a>
</li></ul>
<h4 id="URLs"> <a href="ko/Gecko_Plugin_API_Reference/URLs">URLs</a> </h4>
<dl><dd> <a href="ko/Gecko_Plugin_API_Reference/URLs#Getting_URLs">Getting URLs</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/URLs#Getting_the_URL_and_Displaying_the_Page">Getting the URL and Displaying the Page</a>
</dd></dl>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/URLs#Posting_URLs">Posting URLs</a>
</dd></dl>
<dl><dd><dl><dd> <a href="ko/Gecko_Plugin_API_Reference/URLs#Posting_Data_to_an_HTTP_Server">Posting Data to an HTTP Server</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/URLs#Uploading_Files_to_an_FTP_Server">Uploading Files to an FTP Server</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/URLs#Sending_Mail">Sending Mail</a>
</dd></dl>
</dd></dl>
<h3 id="Memory"> <a href="ko/Gecko_Plugin_API_Reference/Memory">Memory</a> </h3>
<ul><li><a href="ko/Gecko_Plugin_API_Reference/Memory#Allocating_and_Freeing_Memory">Allocating and Freeing Memory</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Memory#Mac_OS">Mac OS</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Memory">Flushing Memory (Mac OS only)</a>
</li></ul>
<h4 id="Version.2C_UI.2C_and_Status_Information"> <a href="ko/Gecko_Plugin_API_Reference/Version%2c_UI%2c_and_Status_Information">Version, UI, and Status Information</a> </h4>
<dl><dd> <a href="ko/Gecko_Plugin_API_Reference/Version%2c_UI%2c_and_Status_Information#Displaying_a_Status_Line_Message">Displaying a Status Line Message</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Version%2c_UI%2c_and_Status_Information#Getting_Agent_Information">Getting Agent Information</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Version%2c_UI%2c_and_Status_Information#Getting_the_Current_Version">Getting the Current Version</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Version%2c_UI%2c_and_Status_Information#Finding_Out_if_a_Feature_Exists">Finding Out if a Feature Exists</a>
</dd><dd> <a href="ko/Gecko_Plugin_API_Reference/Version%2c_UI%2c_and_Status_Information#Reloading_a_Plug-in">Reloading a Plug-in</a>
</dd></dl>
<h3 id="Plug-in_Side_Plug-in_API"> <a href="ko/Gecko_Plugin_API_Reference/Plug-in_Side_Plug-in_API">Plug-in Side Plug-in API</a> </h3>
<ul><li><a href="ko/NPP_Destroy">NPP_Destroy</a>
</li><li><a href="ko/NPP_DestroyStream">NPP_DestroyStream</a>
</li><li><a href="ko/NPP_GetValue">NPP_GetValue</a>
</li><li><a href="ko/NP_GetValue">NP_GetValue</a>
</li><li><a href="ko/NPP_HandleEvent">NPP_HandleEvent</a>
</li><li><a href="ko/NP_Initialize">NP_Initialize</a>
</li><li><a href="ko/NPP_New">NPP_New</a>
</li><li><a href="ko/NPP_NewStream">NPP_NewStream</a>
</li><li><a href="ko/NPP_Print">NPP_Print</a>
</li><li><a href="ko/NPP_SetValue">NPP_SetValue</a>
</li><li><a href="ko/NPP_SetWindow">NPP_SetWindow</a>
</li><li><a href="ko/NP_Shutdown">NP_Shutdown</a>
</li><li><a href="ko/NPP_StreamAsFile">NPP_StreamAsFile</a>
</li><li><a href="ko/NPP_URLNotify">NPP_URLNotify</a>
</li><li><a href="ko/NPP_Write">NPP_Write</a>
</li><li><a href="ko/NPP_WriteReady">NPP_WriteReady</a>
</li></ul>
<h3 id="Browser_Side_Plug-in_API"> <a href="ko/Gecko_Plugin_API_Reference/Browser_Side_Plug-in_API">Browser Side Plug-in API</a> </h3>
<ul><li> <a href="ko/NPN_DestroyStream">NPN_DestroyStream</a>
</li><li> <a href="ko/NPN_ForceRedraw">NPN_ForceRedraw</a>
</li><li> <a href="ko/NPN_GetURL">NPN_GetURL</a>
</li><li> <a href="ko/NPN_GetURLNotify">NPN_GetURLNotify</a>
</li><li> <a href="ko/NPN_GetValue">NPN_GetValue</a>
</li><li> <a href="ko/NPN_InvalidateRect">NPN_InvalidateRect</a>
</li><li> <a href="ko/NPN_InvalidateRegion">NPN_InvalidateRegion</a>
</li><li> <a href="ko/NPN_MemAlloc">NPN_MemAlloc</a>
</li><li> <a href="ko/NPN_MemFlush">NPN_MemFlush</a>
</li><li> <a href="ko/NPN_MemFree">NPN_MemFree</a>
</li><li> <a href="ko/NPN_NewStream">NPN_NewStream</a>
</li><li> <a href="ko/NPN_PostURL">NPN_PostURL</a>
</li><li> <a href="ko/NPN_PostURLNotify">NPN_PostURLNotify</a>
</li><li> <a href="ko/NPN_ReloadPlugins">NPN_ReloadPlugins</a>
</li><li> <a href="ko/NPN_RequestRead">NPN_RequestRead</a>
</li><li> <a href="ko/NPN_SetValue">NPN_SetValue</a>
</li><li> <a href="ko/NPN_Status">NPN_Status</a>
</li><li> <a href="ko/NPN_UserAgent">NPN_UserAgent</a>
</li><li> <a href="ko/NPN_Version">NPN_Version</a>
</li><li> <a href="ko/NPN_Write">NPN_Write</a>
</li></ul>
<h3 id="Structures"> <a href="ko/Gecko_Plugin_API_Reference/Structures">Structures</a> </h3>
<ul><li><a href="ko/NPAnyCallbackStruct">NPAnyCallbackStruct</a>
</li><li><a href="ko/NPByteRange">NPByteRange</a>
</li><li><a href="ko/NPEmbedPrint">NPEmbedPrint</a>
</li><li><a href="ko/NPEvent">NPEvent</a>
</li><li><a href="ko/NPFullPrint">NPFullPrint</a>
</li><li><a href="ko/NPP">NPP</a>
</li><li><a href="ko/NP_Port">NP_Port</a>
</li><li><a href="ko/NPPrint">NPPrint</a>
</li><li><a href="ko/NPPrintCallbackStruct">NPPrintCallbackStruct</a>
</li><li><a href="ko/NP_Rect">NP_Rect</a>
</li><li><a href="ko/NP_Region">NP_Region</a>
</li><li><a href="ko/NPSavedData">NPSavedData</a>
</li><li><a href="ko/NPSetWindowCallbackStruct">NPSetWindowCallbackStruct</a>
</li><li><a href="ko/NPStream">NPStream</a>
</li><li><a href="ko/NPWindow">NPWindow</a>
</li></ul>
<h3 id="Constants"> <a href="ko/Gecko_Plugin_API_Reference/Constants">Constants</a> </h3>
<ul><li><a href="ko/Gecko_Plugin_API_Reference/Constants#Error_Codes">Error Codes</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Constants#Result_Codes">Result Codes</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Constants#Plug-in_Version_Constants">Plug-in Version Constants</a>
</li><li><a href="ko/Gecko_Plugin_API_Reference/Constants#Version_Feature_Constants">Version Feature Constants</a>
</li></ul>
<h4 id="Authors"> <a href="ko/Gecko_Plugin_API_Reference/Authors">Authors</a> </h4>
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