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https://github.com/YACReader/yacreader
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1765 lines
64 KiB
C
1765 lines
64 KiB
C
// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef PUBLIC_FPDF_FORMFILL_H_
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#define PUBLIC_FPDF_FORMFILL_H_
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// NOLINTNEXTLINE(build/include)
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#include "fpdfview.h"
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typedef void* FPDF_FORMHANDLE;
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#ifdef PDF_ENABLE_XFA
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#define DOCTYPE_PDF 0 // Normal pdf Document
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#define DOCTYPE_DYNAMIC_XFA 1 // Dynamic xfa Document Type
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#define DOCTYPE_STATIC_XFA 2 // Static xfa Document Type
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#endif // PDF_ENABLE_XFA
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// Exported Functions
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct _IPDF_JsPlatform {
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/**
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* Version number of the interface. Currently must be 2.
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**/
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int version;
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/* Version 1. */
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/**
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* Method: app_alert
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* pop up a dialog to show warning or hint.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself
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* Msg - A string containing the message to be displayed.
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* Title - The title of the dialog.
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* Type - The stype of button group.
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* 0-OK(default);
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* 1-OK,Cancel;
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* 2-Yes,NO;
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* 3-Yes, NO, Cancel.
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* nIcon - The Icon type.
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* 0-Error(default);
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* 1-Warning;
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* 2-Question;
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* 3-Status.
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* 4-Asterisk
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* Return Value:
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* The return value could be the folowing type:
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* 1-OK;
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* 2-Cancel;
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* 3-NO;
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* 4-Yes;
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*/
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int (*app_alert)(struct _IPDF_JsPlatform* pThis,
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FPDF_WIDESTRING Msg,
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FPDF_WIDESTRING Title,
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int Type,
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int Icon);
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/**
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* Method: app_beep
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* Causes the system to play a sound.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself
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* nType - The sound type.
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* 0 - Error
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* 1 - Warning
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* 2 - Question
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* 3 - Status
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* 4 - Default (default value)
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* Return Value:
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* None
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*/
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void (*app_beep)(struct _IPDF_JsPlatform* pThis, int nType);
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/**
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* Method: app_response
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* Displays a dialog box containing a question and an entry field for
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* the user to reply to the question.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself
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* Question - The question to be posed to the user.
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* Title - The title of the dialog box.
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* Default - A default value for the answer to the question. If
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* not specified, no default value is presented.
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* cLabel - A short string to appear in front of and on the
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* same line as the edit text field.
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* bPassword - If true, indicates that the user's response should
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* show as asterisks (*) or bullets (?) to mask the response, which might be
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* sensitive information. The default is false.
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* response - A string buffer allocated by SDK, to receive the
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* user's response.
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* length - The length of the buffer, number of bytes.
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* Currently, It's always be 2048.
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* Return Value:
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* Number of bytes the complete user input would actually require, not
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* including trailing zeros, regardless of the value of the length
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* parameter or the presence of the response buffer.
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* Comments:
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* No matter on what platform, the response buffer should be always
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* written using UTF-16LE encoding. If a response buffer is
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* present and the size of the user input exceeds the capacity of the
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* buffer as specified by the length parameter, only the
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* first "length" bytes of the user input are to be written to the
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* buffer.
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*/
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int (*app_response)(struct _IPDF_JsPlatform* pThis,
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FPDF_WIDESTRING Question,
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FPDF_WIDESTRING Title,
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FPDF_WIDESTRING Default,
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FPDF_WIDESTRING cLabel,
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FPDF_BOOL bPassword,
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void* response,
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int length);
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/*
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* Method: Doc_getFilePath
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* Get the file path of the current document.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself
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* filePath - The string buffer to receive the file path. Can be
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* NULL.
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* length - The length of the buffer, number of bytes. Can be
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* 0.
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* Return Value:
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* Number of bytes the filePath consumes, including trailing zeros.
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* Comments:
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* The filePath should be always input in local encoding.
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*
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* The return value always indicated number of bytes required for the
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* buffer , even when there is no buffer specified, or the buffer size is
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* less than required. In this case, the buffer will not be modified.
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*/
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int (*Doc_getFilePath)(struct _IPDF_JsPlatform* pThis,
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void* filePath,
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int length);
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/*
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* Method: Doc_mail
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* Mails the data buffer as an attachment to all recipients, with or
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* without user interaction.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself
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* mailData - Pointer to the data buffer to be sent.Can be NULL.
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* length - The size,in bytes, of the buffer pointed by
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* mailData parameter.Can be 0.
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* bUI - If true, the rest of the parameters are used in a
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* compose-new-message window that is displayed to the user. If false, the cTo
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* parameter is required and all others are optional.
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* To - A semicolon-delimited list of recipients for the
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* message.
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* Subject - The subject of the message. The length limit is 64
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* KB.
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* CC - A semicolon-delimited list of CC recipients for
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* the message.
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* BCC - A semicolon-delimited list of BCC recipients for
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* the message.
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* Msg - The content of the message. The length limit is 64
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* KB.
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* Return Value:
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* None.
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* Comments:
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* If the parameter mailData is NULL or length is 0, the current
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* document will be mailed as an attachment to all recipients.
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*/
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void (*Doc_mail)(struct _IPDF_JsPlatform* pThis,
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void* mailData,
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int length,
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FPDF_BOOL bUI,
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FPDF_WIDESTRING To,
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FPDF_WIDESTRING Subject,
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FPDF_WIDESTRING CC,
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FPDF_WIDESTRING BCC,
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FPDF_WIDESTRING Msg);
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/*
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* Method: Doc_print
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* Prints all or a specific number of pages of the document.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself.
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* bUI - If true, will cause a UI to be presented to the
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* user to obtain printing information and confirm the action.
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* nStart - A 0-based index that defines the start of an
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* inclusive range of pages.
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* nEnd - A 0-based index that defines the end of an
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* inclusive page range.
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* bSilent - If true, suppresses the cancel dialog box while
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* the document is printing. The default is false.
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* bShrinkToFit - If true, the page is shrunk (if necessary) to
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* fit within the imageable area of the printed page.
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* bPrintAsImage - If true, print pages as an image.
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* bReverse - If true, print from nEnd to nStart.
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* bAnnotations - If true (the default), annotations are
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* printed.
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*/
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void (*Doc_print)(struct _IPDF_JsPlatform* pThis,
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FPDF_BOOL bUI,
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int nStart,
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int nEnd,
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FPDF_BOOL bSilent,
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FPDF_BOOL bShrinkToFit,
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FPDF_BOOL bPrintAsImage,
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FPDF_BOOL bReverse,
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FPDF_BOOL bAnnotations);
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/*
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* Method: Doc_submitForm
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* Send the form data to a specified URL.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself
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* formData - Pointer to the data buffer to be sent.
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* length - The size,in bytes, of the buffer pointed by
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* formData parameter.
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* URL - The URL to send to.
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* Return Value:
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* None.
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*
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*/
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void (*Doc_submitForm)(struct _IPDF_JsPlatform* pThis,
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void* formData,
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int length,
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FPDF_WIDESTRING URL);
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/*
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* Method: Doc_gotoPage
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* Jump to a specified page.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself
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* nPageNum - The specified page number, zero for the first
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* page.
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* Return Value:
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* None.
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*
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*/
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void (*Doc_gotoPage)(struct _IPDF_JsPlatform* pThis, int nPageNum);
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/*
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* Method: Field_browse
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* Show a file selection dialog, and return the selected file path.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself.
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* filePath - Pointer to the data buffer to receive the file
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* path.Can be NULL.
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* length - The length of the buffer, number of bytes. Can be
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* 0.
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* Return Value:
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* Number of bytes the filePath consumes, including trailing zeros.
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* Comments:
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* The filePath shoule be always input in local encoding.
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*/
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int (*Field_browse)(struct _IPDF_JsPlatform* pThis,
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void* filePath,
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int length);
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/**
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* pointer to FPDF_FORMFILLINFO interface.
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**/
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void* m_pFormfillinfo;
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/* Version 2. */
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void* m_isolate; /* Unused in v3, retain for compatibility. */
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unsigned int m_v8EmbedderSlot; /* Unused in v3, retain for compatibility. */
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/* Version 3. */
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/* Version 3 moves m_Isolate and m_v8EmbedderSlot to FPDF_LIBRARY_CONFIG. */
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} IPDF_JSPLATFORM;
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// Flags for Cursor type
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#define FXCT_ARROW 0
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#define FXCT_NESW 1
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#define FXCT_NWSE 2
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#define FXCT_VBEAM 3
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#define FXCT_HBEAM 4
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#define FXCT_HAND 5
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/**
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* Function signature for the callback function passed to the FFI_SetTimer
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* method.
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* Parameters:
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* idEvent - Identifier of the timer.
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* Return value:
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* None.
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**/
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typedef void (*TimerCallback)(int idEvent);
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/**
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* Declares of a struct type to the local system time.
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**/
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typedef struct _FPDF_SYSTEMTIME {
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unsigned short wYear; /* years since 1900 */
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unsigned short wMonth; /* months since January - [0,11] */
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unsigned short wDayOfWeek; /* days since Sunday - [0,6] */
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unsigned short wDay; /* day of the month - [1,31] */
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unsigned short wHour; /* hours since midnight - [0,23] */
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unsigned short wMinute; /* minutes after the hour - [0,59] */
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unsigned short wSecond; /* seconds after the minute - [0,59] */
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unsigned short wMilliseconds; /* milliseconds after the second - [0,999] */
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} FPDF_SYSTEMTIME;
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#ifdef PDF_ENABLE_XFA
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// XFA
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/**
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* @name Pageview event flags
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*/
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/*@{*/
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/** @brief After a new pageview is added. */
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#define FXFA_PAGEVIEWEVENT_POSTADDED 1
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/** @brief After a pageview is removed. */
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#define FXFA_PAGEVIEWEVENT_POSTREMOVED 3
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/*@}*/
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// menu
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/**
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* @name Macro Definitions for Right Context Menu Features Of XFA Fields
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*/
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/*@{*/
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#define FXFA_MENU_COPY 1
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#define FXFA_MENU_CUT 2
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#define FXFA_MENU_SELECTALL 4
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#define FXFA_MENU_UNDO 8
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#define FXFA_MENU_REDO 16
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#define FXFA_MENU_PASTE 32
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/*@}*/
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// file type
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/**
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* @name Macro Definitions for File Type.
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*/
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/*@{*/
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#define FXFA_SAVEAS_XML 1
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#define FXFA_SAVEAS_XDP 2
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/*@}*/
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#endif // PDF_ENABLE_XFA
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typedef struct _FPDF_FORMFILLINFO {
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/**
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* Version number of the interface. Currently must be 1 (when PDFium is built
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* without the XFA module) or must be 2 (when built with the XFA module).
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**/
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int version;
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/* Version 1. */
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/**
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*Method: Release
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* Give implementation a chance to release any data after the
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* interface is no longer used
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*Interface Version:
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* 1
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*Implementation Required:
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* No
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*Comments:
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* Called by Foxit SDK during the final cleanup process.
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*Parameters:
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* pThis - Pointer to the interface structure itself
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*Return Value:
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* None
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*/
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void (*Release)(struct _FPDF_FORMFILLINFO* pThis);
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/**
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* Method: FFI_Invalidate
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* Invalidate the client area within the specified rectangle.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself.
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* page - Handle to the page. Returned by FPDF_LoadPage
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*function.
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* left - Left position of the client area in PDF page
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*coordinate.
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* top - Top position of the client area in PDF page
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*coordinate.
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* right - Right position of the client area in PDF page
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*coordinate.
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* bottom - Bottom position of the client area in PDF page
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*coordinate.
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* Return Value:
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* None.
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*
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*comments:
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* All positions are measured in PDF "user space".
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* Implementation should call FPDF_RenderPageBitmap() function for
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*repainting a specified page area.
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*/
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void (*FFI_Invalidate)(struct _FPDF_FORMFILLINFO* pThis,
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FPDF_PAGE page,
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double left,
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double top,
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double right,
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double bottom);
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/**
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* Method: FFI_OutputSelectedRect
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* When user is taking the mouse to select texts on a form field,
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* this callback function will keep
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* returning the selected areas to the implementation.
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*
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* Interface Version:
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* 1
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* Implementation Required:
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* No
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* Parameters:
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* pThis - Pointer to the interface structure itself.
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* page - Handle to the page. Returned by FPDF_LoadPage
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* function.
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* left - Left position of the client area in PDF page
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* coordinate.
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* top - Top position of the client area in PDF page
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* coordinate.
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* right - Right position of the client area in PDF page
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* coordinate.
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* bottom - Bottom position of the client area in PDF page
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* coordinate.
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* Return Value:
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* None.
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*
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* comments:
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* This CALLBACK function is useful for implementing special text
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* selection effect. Implementation should
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* first records the returned rectangles, then draw them one by one
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* at the painting period, last,remove all
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* the recorded rectangles when finish painting.
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*/
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void (*FFI_OutputSelectedRect)(struct _FPDF_FORMFILLINFO* pThis,
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FPDF_PAGE page,
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double left,
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double top,
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double right,
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double bottom);
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/**
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* Method: FFI_SetCursor
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* Set the Cursor shape.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself.
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* nCursorType - Cursor type. see Flags for Cursor type for the
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* details.
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* Return value:
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* None.
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* */
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void (*FFI_SetCursor)(struct _FPDF_FORMFILLINFO* pThis, int nCursorType);
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/**
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* Method: FFI_SetTimer
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* This method installs a system timer. An interval value is specified,
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* and every time that interval elapses, the system must call into the
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* callback function with the timer ID as returned by this function.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself.
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* uElapse - Specifies the time-out value, in milliseconds.
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* lpTimerFunc - A pointer to the callback function-TimerCallback.
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* Return value:
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* The timer identifier of the new timer if the function is successful.
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* An application passes this value to the FFI_KillTimer method to kill
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* the timer. Nonzero if it is successful; otherwise, it is zero.
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* */
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int (*FFI_SetTimer)(struct _FPDF_FORMFILLINFO* pThis,
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int uElapse,
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TimerCallback lpTimerFunc);
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/**
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* Method: FFI_KillTimer
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* This method uninstalls a system timer identified by nIDEvent, as
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* set by an earlier call to FFI_SetTimer.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself.
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* nTimerID - The timer ID returned by FFI_SetTimer function.
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* Return value:
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* None.
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* */
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void (*FFI_KillTimer)(struct _FPDF_FORMFILLINFO* pThis, int nTimerID);
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/**
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* Method: FFI_GetLocalTime
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* This method receives the current local time on the system.
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* Interface Version:
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* 1
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* Implementation Required:
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* yes
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* Parameters:
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* pThis - Pointer to the interface structure itself.
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* Return value:
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* None.
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* */
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FPDF_SYSTEMTIME (*FFI_GetLocalTime)(struct _FPDF_FORMFILLINFO* pThis);
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/**
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* Method: FFI_OnChange
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* This method will be invoked to notify implementation when the
|
|
* value of any FormField on the document had been changed.
|
|
* Interface Version:
|
|
* 1
|
|
* Implementation Required:
|
|
* no
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* Return value:
|
|
* None.
|
|
* */
|
|
void (*FFI_OnChange)(struct _FPDF_FORMFILLINFO* pThis);
|
|
|
|
/**
|
|
* Method: FFI_GetPage
|
|
* This method receives the page pointer associated with a specified
|
|
* page index.
|
|
* Interface Version:
|
|
* 1
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* document - Handle to document. Returned by FPDF_LoadDocument
|
|
* function.
|
|
* nPageIndex - Index number of the page. 0 for the first page.
|
|
* Return value:
|
|
* Handle to the page. Returned by FPDF_LoadPage function.
|
|
* Comments:
|
|
* In some cases, the document-level JavaScript action may refer to a
|
|
* page which hadn't been loaded yet.
|
|
* To successfully run the javascript action, implementation need to load
|
|
* the page for SDK.
|
|
* */
|
|
FPDF_PAGE (*FFI_GetPage)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_DOCUMENT document,
|
|
int nPageIndex);
|
|
|
|
/**
|
|
* Method: FFI_GetCurrentPage
|
|
* This method receives the current page pointer.
|
|
* Interface Version:
|
|
* 1
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* document - Handle to document. Returned by FPDF_LoadDocument
|
|
* function.
|
|
* Return value:
|
|
* Handle to the page. Returned by FPDF_LoadPage function.
|
|
* */
|
|
FPDF_PAGE (*FFI_GetCurrentPage)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_DOCUMENT document);
|
|
|
|
/**
|
|
* Method: FFI_GetRotation
|
|
* This method receives currently rotation of the page view.
|
|
* Interface Version:
|
|
* 1
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* page - Handle to page. Returned by FPDF_LoadPage function.
|
|
* Return value:
|
|
* The page rotation. Should be 0(0 degree),1(90 degree),2(180
|
|
* degree),3(270 degree), in a clockwise direction.
|
|
*
|
|
* Note: Unused.
|
|
* */
|
|
int (*FFI_GetRotation)(struct _FPDF_FORMFILLINFO* pThis, FPDF_PAGE page);
|
|
|
|
/**
|
|
* Method: FFI_ExecuteNamedAction
|
|
* This method will execute an named action.
|
|
* Interface Version:
|
|
* 1
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* namedAction - A byte string which indicates the named action,
|
|
* terminated by 0.
|
|
* Return value:
|
|
* None.
|
|
* Comments:
|
|
* See the named actions description of <<PDF Reference, version 1.7>>
|
|
* for more details.
|
|
* */
|
|
void (*FFI_ExecuteNamedAction)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_BYTESTRING namedAction);
|
|
/**
|
|
* @brief This method will be called when a text field is getting or losing a
|
|
* focus.
|
|
*
|
|
* @param[in] pThis Pointer to the interface structure itself.
|
|
* @param[in] value The string value of the form field, in UTF-16LE
|
|
* format.
|
|
* @param[in] valueLen The length of the string value, number of characters
|
|
* (not bytes).
|
|
* @param[in] is_focus True if the form field is getting a focus, False for
|
|
* losing a focus.
|
|
*
|
|
* @return None.
|
|
*
|
|
* @note Currently,only support text field and combobox field.
|
|
* */
|
|
void (*FFI_SetTextFieldFocus)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_WIDESTRING value,
|
|
FPDF_DWORD valueLen,
|
|
FPDF_BOOL is_focus);
|
|
|
|
/**
|
|
* Method: FFI_DoURIAction
|
|
* This action resolves to a uniform resource identifier.
|
|
* Interface Version:
|
|
* 1
|
|
* Implementation Required:
|
|
* No
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* bsURI - A byte string which indicates the uniform resource
|
|
* identifier, terminated by 0.
|
|
* Return value:
|
|
* None.
|
|
* Comments:
|
|
* See the URI actions description of <<PDF Reference, version 1.7>> for
|
|
* more details.
|
|
* */
|
|
void (*FFI_DoURIAction)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_BYTESTRING bsURI);
|
|
|
|
/**
|
|
* Method: FFI_DoGoToAction
|
|
* This action changes the view to a specified destination.
|
|
* Interface Version:
|
|
* 1
|
|
* Implementation Required:
|
|
* No
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* nPageIndex - The index of the PDF page.
|
|
* zoomMode - The zoom mode for viewing page. See below.
|
|
* fPosArray - The float array which carries the position info.
|
|
* sizeofArray - The size of float array.
|
|
*
|
|
* PDFZoom values:
|
|
* - XYZ = 1
|
|
* - FITPAGE = 2
|
|
* - FITHORZ = 3
|
|
* - FITVERT = 4
|
|
* - FITRECT = 5
|
|
* - FITBBOX = 6
|
|
* - FITBHORZ = 7
|
|
* - FITBVERT = 8
|
|
*
|
|
* Return value:
|
|
* None.
|
|
* Comments:
|
|
* See the Destinations description of <<PDF Reference, version 1.7>> in
|
|
*8.2.1 for more details.
|
|
**/
|
|
void (*FFI_DoGoToAction)(struct _FPDF_FORMFILLINFO* pThis,
|
|
int nPageIndex,
|
|
int zoomMode,
|
|
float* fPosArray,
|
|
int sizeofArray);
|
|
|
|
/**
|
|
* pointer to IPDF_JSPLATFORM interface
|
|
**/
|
|
IPDF_JSPLATFORM* m_pJsPlatform;
|
|
|
|
#ifdef PDF_ENABLE_XFA
|
|
/* Version 2. */
|
|
/**
|
|
* Method: FFI_DisplayCaret
|
|
* This method will show the caret at specified position.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* page - Handle to page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* left - Left position of the client area in PDF page
|
|
*coordinate.
|
|
* top - Top position of the client area in PDF page
|
|
*coordinate.
|
|
* right - Right position of the client area in PDF page
|
|
*coordinate.
|
|
* bottom - Bottom position of the client area in PDF page
|
|
*coordinate.
|
|
* Return value:
|
|
* None.
|
|
**/
|
|
void (*FFI_DisplayCaret)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_PAGE page,
|
|
FPDF_BOOL bVisible,
|
|
double left,
|
|
double top,
|
|
double right,
|
|
double bottom);
|
|
|
|
/**
|
|
* Method: FFI_GetCurrentPageIndex
|
|
* This method will get the current page index.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* document - Handle to document. Returned by FPDF_LoadDocument
|
|
*function.
|
|
* Return value:
|
|
* The index of current page.
|
|
**/
|
|
int (*FFI_GetCurrentPageIndex)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_DOCUMENT document);
|
|
|
|
/**
|
|
* Method: FFI_SetCurrentPage
|
|
* This method will set the current page.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* document - Handle to document. Returned by FPDF_LoadDocument
|
|
*function.
|
|
* iCurPage - The index of the PDF page.
|
|
* Return value:
|
|
* None.
|
|
**/
|
|
void (*FFI_SetCurrentPage)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_DOCUMENT document,
|
|
int iCurPage);
|
|
|
|
/**
|
|
* Method: FFI_GotoURL
|
|
* This method will link to the specified URL.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* no
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* document - Handle to document. Returned by FPDF_LoadDocument
|
|
*function.
|
|
* wsURL - The string value of the URL, in UTF-16LE format.
|
|
* Return value:
|
|
* None.
|
|
**/
|
|
void (*FFI_GotoURL)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_DOCUMENT document,
|
|
FPDF_WIDESTRING wsURL);
|
|
|
|
/**
|
|
* Method: FFI_GetPageViewRect
|
|
* This method will get the current page view rectangle.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* page - Handle to page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* left - The pointer to receive left position of the page
|
|
*view area in PDF page coordinate.
|
|
* top - The pointer to receive top position of the page
|
|
*view area in PDF page coordinate.
|
|
* right - The pointer to receive right position of the
|
|
*client area in PDF page coordinate.
|
|
* bottom - The pointer to receive bottom position of the
|
|
*client area in PDF page coordinate.
|
|
* Return value:
|
|
* None.
|
|
**/
|
|
void (*FFI_GetPageViewRect)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_PAGE page,
|
|
double* left,
|
|
double* top,
|
|
double* right,
|
|
double* bottom);
|
|
|
|
/**
|
|
* Method: FFI_PageEvent
|
|
* This method fires when pages have been added to or deleted from the XFA
|
|
* document.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* page_count - The number of pages to be added to or deleted from the
|
|
* document.
|
|
* event_type - See FXFA_PAGEVIEWEVENT_* above.
|
|
* Return value:
|
|
* None.
|
|
* Comments:
|
|
* The pages to be added or deleted always start from the last page
|
|
* of document. This means that if parameter page_count is 2 and
|
|
* event type is FXFA_PAGEVIEWEVENT_POSTADDED, 2 new pages have been
|
|
* appended to the tail of document; If page_count is 2 and
|
|
* event type is FXFA_PAGEVIEWEVENT_POSTREMOVED, the last 2 pages
|
|
* have been deleted.
|
|
**/
|
|
void (*FFI_PageEvent)(struct _FPDF_FORMFILLINFO* pThis,
|
|
int page_count,
|
|
FPDF_DWORD event_type);
|
|
|
|
/**
|
|
* Method: FFI_PopupMenu
|
|
* This method will track the right context menu for XFA fields.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* page - Handle to page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* hWidget - Handle to XFA fields.
|
|
* menuFlag - The menu flags. Please refer to macro definition
|
|
*of FXFA_MENU_XXX and this can be one or a combination of these macros.
|
|
* x - X position of the client area in PDF page
|
|
*coordinate.
|
|
* y - Y position of the client area in PDF page
|
|
*coordinate.
|
|
* Return value:
|
|
* TRUE indicates success; otherwise false.
|
|
**/
|
|
FPDF_BOOL (*FFI_PopupMenu)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_PAGE page,
|
|
FPDF_WIDGET hWidget,
|
|
int menuFlag,
|
|
float x,
|
|
float y);
|
|
|
|
/**
|
|
* Method: FFI_OpenFile
|
|
* This method will open the specified file with the specified mode.
|
|
* Interface Version
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* fileFlag - The file flag.Please refer to macro definition of
|
|
*FXFA_SAVEAS_XXX and this can be one of these macros.
|
|
* wsURL - The string value of the file URL, in UTF-16LE
|
|
*format.
|
|
* mode - The mode for open file.
|
|
* Return value:
|
|
* The handle to FPDF_FILEHANDLER.
|
|
**/
|
|
FPDF_FILEHANDLER* (*FFI_OpenFile)(struct _FPDF_FORMFILLINFO* pThis,
|
|
int fileFlag,
|
|
FPDF_WIDESTRING wsURL,
|
|
const char* mode);
|
|
|
|
/**
|
|
* Method: FFI_EmailTo
|
|
* This method will email the specified file stream to the specified
|
|
*contacter.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* pFileHandler - Handle to the FPDF_FILEHANDLER.
|
|
* pTo - A semicolon-delimited list of recipients for the
|
|
*message,in UTF-16LE format.
|
|
* pSubject - The subject of the message,in UTF-16LE format.
|
|
* pCC - A semicolon-delimited list of CC recipients for
|
|
*the message,in UTF-16LE format.
|
|
* pBcc - A semicolon-delimited list of BCC recipients for
|
|
*the message,in UTF-16LE format.
|
|
* pMsg - Pointer to the data buffer to be sent.Can be
|
|
*NULL,in UTF-16LE format.
|
|
* Return value:
|
|
* None.
|
|
**/
|
|
void (*FFI_EmailTo)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_FILEHANDLER* fileHandler,
|
|
FPDF_WIDESTRING pTo,
|
|
FPDF_WIDESTRING pSubject,
|
|
FPDF_WIDESTRING pCC,
|
|
FPDF_WIDESTRING pBcc,
|
|
FPDF_WIDESTRING pMsg);
|
|
|
|
/**
|
|
* Method: FFI_UploadTo
|
|
* This method will get upload the specified file stream to the
|
|
*specified URL.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* pFileHandler - Handle to the FPDF_FILEHANDLER.
|
|
* fileFlag - The file flag.Please refer to macro definition of
|
|
*FXFA_SAVEAS_XXX and this can be one of these macros.
|
|
* uploadTo - Pointer to the URL path, in UTF-16LE format.
|
|
* Return value:
|
|
* None.
|
|
**/
|
|
void (*FFI_UploadTo)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_FILEHANDLER* fileHandler,
|
|
int fileFlag,
|
|
FPDF_WIDESTRING uploadTo);
|
|
|
|
/**
|
|
* Method: FFI_GetPlatform
|
|
* This method will get the current platform.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* platform - Pointer to the data buffer to receive the
|
|
*platform.Can be NULL,in UTF-16LE format.
|
|
* length - The length of the buffer, number of bytes. Can be
|
|
*0.
|
|
* Return value:
|
|
* The length of the buffer, number of bytes.
|
|
**/
|
|
int (*FFI_GetPlatform)(struct _FPDF_FORMFILLINFO* pThis,
|
|
void* platform,
|
|
int length);
|
|
|
|
/**
|
|
* Method: FFI_GetLanguage
|
|
* This method will get the current language.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* language - Pointer to the data buffer to receive the current
|
|
*language.Can be NULL.
|
|
* length - The length of the buffer, number of bytes. Can be
|
|
*0.
|
|
* Return value:
|
|
* The length of the buffer, number of bytes.
|
|
**/
|
|
int (*FFI_GetLanguage)(struct _FPDF_FORMFILLINFO* pThis,
|
|
void* language,
|
|
int length);
|
|
|
|
/**
|
|
* Method: FFI_DownloadFromURL
|
|
* This method will download the specified file from the URL.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* URL - The string value of the file URL, in UTF-16LE
|
|
*format.
|
|
* Return value:
|
|
* The handle to FPDF_FILEHANDLER.
|
|
**/
|
|
FPDF_LPFILEHANDLER (*FFI_DownloadFromURL)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_WIDESTRING URL);
|
|
/**
|
|
* Method: FFI_PostRequestURL
|
|
* This method will post the request to the server URL.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* wsURL - The string value of the server URL, in UTF-16LE
|
|
*format.
|
|
* wsData - The post data,in UTF-16LE format.
|
|
* wsContentType - The content type of the request data,in UTF-16LE
|
|
*format.
|
|
* wsEncode - The encode type,in UTF-16LE format.
|
|
* wsHeader - The request header,in UTF-16LE format.
|
|
* response - Pointer to the FPDF_BSTR to receive the response
|
|
*data from server,,in UTF-16LE format.
|
|
* Return value:
|
|
* TRUE indicates success, otherwise FALSE.
|
|
**/
|
|
FPDF_BOOL (*FFI_PostRequestURL)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_WIDESTRING wsURL,
|
|
FPDF_WIDESTRING wsData,
|
|
FPDF_WIDESTRING wsContentType,
|
|
FPDF_WIDESTRING wsEncode,
|
|
FPDF_WIDESTRING wsHeader,
|
|
FPDF_BSTR* respone);
|
|
|
|
/**
|
|
* Method: FFI_PutRequestURL
|
|
* This method will put the request to the server URL.
|
|
* Interface Version:
|
|
* 2
|
|
* Implementation Required:
|
|
* yes
|
|
* Parameters:
|
|
* pThis - Pointer to the interface structure itself.
|
|
* wsURL - The string value of the server URL, in UTF-16LE
|
|
*format.
|
|
* wsData - The put data, in UTF-16LE format.
|
|
* wsEncode - The encode type, in UTR-16LE format.
|
|
* Return value:
|
|
* TRUE indicates success, otherwise FALSE.
|
|
**/
|
|
FPDF_BOOL (*FFI_PutRequestURL)(struct _FPDF_FORMFILLINFO* pThis,
|
|
FPDF_WIDESTRING wsURL,
|
|
FPDF_WIDESTRING wsData,
|
|
FPDF_WIDESTRING wsEncode);
|
|
#endif // PDF_ENABLE_XFA
|
|
} FPDF_FORMFILLINFO;
|
|
|
|
/**
|
|
* Function: FPDFDOC_InitFormFillEnvironment
|
|
* Init form fill environment.
|
|
* Comments:
|
|
* This function should be called before any form fill operation.
|
|
* Parameters:
|
|
* document - Handle to document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* pFormFillInfo - Pointer to a FPDF_FORMFILLINFO structure.
|
|
* Return Value:
|
|
* Return handler to the form fill module. NULL means fails.
|
|
**/
|
|
DLLEXPORT FPDF_FORMHANDLE STDCALL
|
|
FPDFDOC_InitFormFillEnvironment(FPDF_DOCUMENT document,
|
|
FPDF_FORMFILLINFO* formInfo);
|
|
|
|
/**
|
|
* Function: FPDFDOC_ExitFormFillEnvironment
|
|
* Exit form fill environment.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* Return Value:
|
|
* NULL.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDFDOC_ExitFormFillEnvironment(FPDF_FORMHANDLE hHandle);
|
|
|
|
/**
|
|
* Function: FORM_OnAfterLoadPage
|
|
* This method is required for implementing all the form related
|
|
*functions. Should be invoked after user
|
|
* successfully loaded a PDF page, and method
|
|
*FPDFDOC_InitFormFillEnvironment had been invoked.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* Return Value:
|
|
* NONE.
|
|
**/
|
|
DLLEXPORT void STDCALL FORM_OnAfterLoadPage(FPDF_PAGE page,
|
|
FPDF_FORMHANDLE hHandle);
|
|
|
|
/**
|
|
* Function: FORM_OnBeforeClosePage
|
|
* This method is required for implementing all the form related
|
|
*functions. Should be invoked before user
|
|
* close the PDF page.
|
|
* Parameters:
|
|
* page - Handle to the page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* Return Value:
|
|
* NONE.
|
|
**/
|
|
DLLEXPORT void STDCALL FORM_OnBeforeClosePage(FPDF_PAGE page,
|
|
FPDF_FORMHANDLE hHandle);
|
|
|
|
/**
|
|
* Function: FORM_DoDocumentJSAction
|
|
* This method is required for performing Document-level JavaScript
|
|
*action. It should be invoked after the PDF document
|
|
* had been loaded.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* Return Value:
|
|
* NONE
|
|
* Comments:
|
|
* If there is Document-level JavaScript action embedded in the
|
|
*document, this method will execute the javascript action;
|
|
* otherwise, the method will do nothing.
|
|
**/
|
|
DLLEXPORT void STDCALL FORM_DoDocumentJSAction(FPDF_FORMHANDLE hHandle);
|
|
|
|
/**
|
|
* Function: FORM_DoDocumentOpenAction
|
|
* This method is required for performing open-action when the document
|
|
*is opened.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* Return Value:
|
|
* NONE
|
|
* Comments:
|
|
* This method will do nothing if there is no open-actions embedded in
|
|
*the document.
|
|
**/
|
|
DLLEXPORT void STDCALL FORM_DoDocumentOpenAction(FPDF_FORMHANDLE hHandle);
|
|
|
|
// additional actions type of document.
|
|
#define FPDFDOC_AACTION_WC \
|
|
0x10 // WC, before closing document, JavaScript action.
|
|
#define FPDFDOC_AACTION_WS \
|
|
0x11 // WS, before saving document, JavaScript action.
|
|
#define FPDFDOC_AACTION_DS 0x12 // DS, after saving document, JavaScript
|
|
// action.
|
|
#define FPDFDOC_AACTION_WP \
|
|
0x13 // WP, before printing document, JavaScript action.
|
|
#define FPDFDOC_AACTION_DP \
|
|
0x14 // DP, after printing document, JavaScript action.
|
|
|
|
/**
|
|
* Function: FORM_DoDocumentAAction
|
|
* This method is required for performing the document's
|
|
*additional-action.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* aaType - The type of the additional-actions which defined
|
|
*above.
|
|
* Return Value:
|
|
* NONE
|
|
* Comments:
|
|
* This method will do nothing if there is no document
|
|
*additional-action corresponding to the specified aaType.
|
|
**/
|
|
|
|
DLLEXPORT void STDCALL FORM_DoDocumentAAction(FPDF_FORMHANDLE hHandle,
|
|
int aaType);
|
|
|
|
// Additional-action types of page object
|
|
#define FPDFPAGE_AACTION_OPEN \
|
|
0 // /O -- An action to be performed when the page is opened
|
|
#define FPDFPAGE_AACTION_CLOSE \
|
|
1 // /C -- An action to be performed when the page is closed
|
|
|
|
/**
|
|
* Function: FORM_DoPageAAction
|
|
* This method is required for performing the page object's
|
|
*additional-action when opened or closed.
|
|
* Parameters:
|
|
* page - Handle to the page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* aaType - The type of the page object's additional-actions
|
|
*which defined above.
|
|
* Return Value:
|
|
* NONE
|
|
* Comments:
|
|
* This method will do nothing if no additional-action corresponding to
|
|
*the specified aaType exists.
|
|
**/
|
|
DLLEXPORT void STDCALL FORM_DoPageAAction(FPDF_PAGE page,
|
|
FPDF_FORMHANDLE hHandle,
|
|
int aaType);
|
|
|
|
/**
|
|
* Function: FORM_OnMouseMove
|
|
* You can call this member function when the mouse cursor moves.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* page - Handle to the page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* modifier - Indicates whether various virtual keys are down.
|
|
* page_x - Specifies the x-coordinate of the cursor in PDF user
|
|
*space.
|
|
* page_y - Specifies the y-coordinate of the cursor in PDF user
|
|
*space.
|
|
* Return Value:
|
|
* TRUE indicates success; otherwise false.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL FORM_OnMouseMove(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
int modifier,
|
|
double page_x,
|
|
double page_y);
|
|
|
|
/**
|
|
* Function: FORM_OnLButtonDown
|
|
* You can call this member function when the user presses the left
|
|
*mouse button.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* page - Handle to the page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* modifier - Indicates whether various virtual keys are down.
|
|
* page_x - Specifies the x-coordinate of the cursor in PDF user
|
|
*space.
|
|
* page_y - Specifies the y-coordinate of the cursor in PDF user
|
|
*space.
|
|
* Return Value:
|
|
* TRUE indicates success; otherwise false.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL FORM_OnLButtonDown(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
int modifier,
|
|
double page_x,
|
|
double page_y);
|
|
|
|
/**
|
|
* Function: FORM_OnLButtonUp
|
|
* You can call this member function when the user releases the left
|
|
*mouse button.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* page - Handle to the page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* modifier - Indicates whether various virtual keys are down.
|
|
* page_x - Specifies the x-coordinate of the cursor in device.
|
|
* page_y - Specifies the y-coordinate of the cursor in device.
|
|
* Return Value:
|
|
* TRUE indicates success; otherwise false.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL FORM_OnLButtonUp(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
int modifier,
|
|
double page_x,
|
|
double page_y);
|
|
|
|
#ifdef PDF_ENABLE_XFA
|
|
DLLEXPORT FPDF_BOOL STDCALL FORM_OnRButtonDown(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
int modifier,
|
|
double page_x,
|
|
double page_y);
|
|
DLLEXPORT FPDF_BOOL STDCALL FORM_OnRButtonUp(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
int modifier,
|
|
double page_x,
|
|
double page_y);
|
|
#endif // PDF_ENABLE_XFA
|
|
|
|
/**
|
|
* Function: FORM_OnKeyDown
|
|
* You can call this member function when a nonsystem key is pressed.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* page - Handle to the page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* nKeyCode - Indicates whether various virtual keys are down.
|
|
* modifier - Contains the scan code, key-transition code,
|
|
*previous key state, and context code.
|
|
* Return Value:
|
|
* TRUE indicates success; otherwise false.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL FORM_OnKeyDown(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
int nKeyCode,
|
|
int modifier);
|
|
|
|
/**
|
|
* Function: FORM_OnKeyUp
|
|
* You can call this member function when a nonsystem key is released.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* page - Handle to the page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* nKeyCode - The virtual-key code of the given key.
|
|
* modifier - Contains the scan code, key-transition code,
|
|
*previous key state, and context code.
|
|
* Return Value:
|
|
* TRUE indicates success; otherwise false.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL FORM_OnKeyUp(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
int nKeyCode,
|
|
int modifier);
|
|
|
|
/**
|
|
* Function: FORM_OnChar
|
|
* You can call this member function when a keystroke translates to a
|
|
*nonsystem character.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* page - Handle to the page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* nChar - The character code value of the key.
|
|
* modifier - Contains the scan code, key-transition code,
|
|
*previous key state, and context code.
|
|
* Return Value:
|
|
* TRUE indicates success; otherwise false.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL FORM_OnChar(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
int nChar,
|
|
int modifier);
|
|
|
|
/**
|
|
* Function: FORM_ForceToKillFocus.
|
|
* You can call this member function to force to kill the focus of the
|
|
*form field which got focus.
|
|
* It would kill the focus on the form field, save the value of form
|
|
*field if it's changed by user.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* Return Value:
|
|
* TRUE indicates success; otherwise false.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL FORM_ForceToKillFocus(FPDF_FORMHANDLE hHandle);
|
|
|
|
// Field Types
|
|
#define FPDF_FORMFIELD_UNKNOWN 0 // Unknown.
|
|
#define FPDF_FORMFIELD_PUSHBUTTON 1 // push button type.
|
|
#define FPDF_FORMFIELD_CHECKBOX 2 // check box type.
|
|
#define FPDF_FORMFIELD_RADIOBUTTON 3 // radio button type.
|
|
#define FPDF_FORMFIELD_COMBOBOX 4 // combo box type.
|
|
#define FPDF_FORMFIELD_LISTBOX 5 // list box type.
|
|
#define FPDF_FORMFIELD_TEXTFIELD 6 // text field type.
|
|
#ifdef PDF_ENABLE_XFA
|
|
#define FPDF_FORMFIELD_XFA 7 // text field type.
|
|
#endif // PDF_ENABLE_XFA
|
|
|
|
/**
|
|
* Function: FPDFPage_HasFormFieldAtPoint
|
|
* Get the form field type by point.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
* FPDFDOC_InitFormFillEnvironment().
|
|
* page - Handle to the page. Returned by FPDF_LoadPage().
|
|
* page_x - X position in PDF "user space".
|
|
* page_y - Y position in PDF "user space".
|
|
* Return Value:
|
|
* Return the type of the form field; -1 indicates no field.
|
|
* See field types above.
|
|
**/
|
|
DLLEXPORT int STDCALL FPDFPage_HasFormFieldAtPoint(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
double page_x,
|
|
double page_y);
|
|
|
|
/**
|
|
* Function: FPDPage_HasFormFieldAtPoint
|
|
* DEPRECATED. Please use FPDFPage_HasFormFieldAtPoint.
|
|
**/
|
|
DLLEXPORT int STDCALL FPDPage_HasFormFieldAtPoint(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
double page_x,
|
|
double page_y);
|
|
|
|
/**
|
|
* Function: FPDFPage_FormFieldZOrderAtPoint
|
|
* Get the form field z-order by point.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
* FPDFDOC_InitFormFillEnvironment().
|
|
* page - Handle to the page. Returned by FPDF_LoadPage().
|
|
* page_x - X position in PDF "user space".
|
|
* page_y - Y position in PDF "user space".
|
|
* Return Value:
|
|
* Return the z-order of the form field; -1 indicates no field.
|
|
* Higher numbers are closer to the front.
|
|
**/
|
|
DLLEXPORT int STDCALL FPDFPage_FormFieldZOrderAtPoint(FPDF_FORMHANDLE hHandle,
|
|
FPDF_PAGE page,
|
|
double page_x,
|
|
double page_y);
|
|
|
|
/**
|
|
* Function: FPDF_SetFormFieldHighlightColor
|
|
* Set the highlight color of specified or all the form fields in the
|
|
*document.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* doc - Handle to the document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* fieldType - A 32-bit integer indicating the type of a form
|
|
*field(defined above).
|
|
* color - The highlight color of the form field.Constructed by
|
|
*0xxxrrggbb.
|
|
* Return Value:
|
|
* NONE.
|
|
* Comments:
|
|
* When the parameter fieldType is set to zero, the highlight color
|
|
*will be applied to all the form fields in the
|
|
* document.
|
|
* Please refresh the client window to show the highlight immediately
|
|
*if necessary.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_SetFormFieldHighlightColor(FPDF_FORMHANDLE hHandle,
|
|
int fieldType,
|
|
unsigned long color);
|
|
|
|
/**
|
|
* Function: FPDF_SetFormFieldHighlightAlpha
|
|
* Set the transparency of the form field highlight color in the
|
|
*document.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* doc - Handle to the document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* alpha - The transparency of the form field highlight color.
|
|
*between 0-255.
|
|
* Return Value:
|
|
* NONE.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_SetFormFieldHighlightAlpha(FPDF_FORMHANDLE hHandle,
|
|
unsigned char alpha);
|
|
|
|
/**
|
|
* Function: FPDF_RemoveFormFieldHighlight
|
|
* Remove the form field highlight color in the document.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* Return Value:
|
|
* NONE.
|
|
* Comments:
|
|
* Please refresh the client window to remove the highlight immediately
|
|
*if necessary.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_RemoveFormFieldHighlight(FPDF_FORMHANDLE hHandle);
|
|
|
|
/**
|
|
* Function: FPDF_FFLDraw
|
|
* Render FormFields and popup window on a page to a device independent
|
|
*bitmap.
|
|
* Parameters:
|
|
* hHandle - Handle to the form fill module. Returned by
|
|
*FPDFDOC_InitFormFillEnvironment.
|
|
* bitmap - Handle to the device independent bitmap (as the
|
|
*output buffer).
|
|
* Bitmap handle can be created by FPDFBitmap_Create
|
|
*function.
|
|
* page - Handle to the page. Returned by FPDF_LoadPage
|
|
*function.
|
|
* start_x - Left pixel position of the display area in the
|
|
*device coordinate.
|
|
* start_y - Top pixel position of the display area in the device
|
|
*coordinate.
|
|
* size_x - Horizontal size (in pixels) for displaying the page.
|
|
* size_y - Vertical size (in pixels) for displaying the page.
|
|
* rotate - Page orientation: 0 (normal), 1 (rotated 90 degrees
|
|
*clockwise),
|
|
* 2 (rotated 180 degrees), 3 (rotated 90 degrees
|
|
*counter-clockwise).
|
|
* flags - 0 for normal display, or combination of flags
|
|
*defined above.
|
|
* Return Value:
|
|
* None.
|
|
* Comments:
|
|
* This function is designed to render annotations that are
|
|
*user-interactive, which are widget annotation (for FormFields) and popup
|
|
*annotation.
|
|
* With FPDF_ANNOT flag, this function will render popup annotation
|
|
*when users mouse-hover on non-widget annotation. Regardless of FPDF_ANNOT flag,
|
|
*this function will always render widget annotations for FormFields.
|
|
* In order to implement the FormFill functions, implementation should
|
|
*call this function after rendering functions, such as FPDF_RenderPageBitmap or
|
|
*FPDF_RenderPageBitmap_Start, finish rendering the page contents.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_FFLDraw(FPDF_FORMHANDLE hHandle,
|
|
FPDF_BITMAP bitmap,
|
|
FPDF_PAGE page,
|
|
int start_x,
|
|
int start_y,
|
|
int size_x,
|
|
int size_y,
|
|
int rotate,
|
|
int flags);
|
|
|
|
#ifdef _SKIA_SUPPORT_
|
|
DLLEXPORT void STDCALL FPDF_FFLRecord(FPDF_FORMHANDLE hHandle,
|
|
FPDF_RECORDER recorder,
|
|
FPDF_PAGE page,
|
|
int start_x,
|
|
int start_y,
|
|
int size_x,
|
|
int size_y,
|
|
int rotate,
|
|
int flags);
|
|
#endif
|
|
|
|
#ifdef PDF_ENABLE_XFA
|
|
/**
|
|
* Function: FPDF_HasXFAField
|
|
* This method is designed to check whether a pdf document
|
|
*has XFA fields.
|
|
* Parameters:
|
|
* document - Handle to document.
|
|
*Returned by FPDF_LoadDocument function.
|
|
* docType - Document type defined as
|
|
*DOCTYPE_xxx.
|
|
* Return Value:
|
|
* TRUE indicates that the input document has XFA fields,
|
|
*otherwise FALSE.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL FPDF_HasXFAField(FPDF_DOCUMENT document,
|
|
int* docType);
|
|
|
|
/**
|
|
* Function: FPDF_LoadXFA
|
|
* If the document consists of XFA fields, there should call this
|
|
*method to load XFA fields.
|
|
* Parameters:
|
|
* document - Handle to document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* Return Value:
|
|
* TRUE indicates success,otherwise FALSE.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL FPDF_LoadXFA(FPDF_DOCUMENT document);
|
|
|
|
/**
|
|
* Function: FPDF_Widget_Undo
|
|
* This method will implement the undo feature for the specified xfa
|
|
*field.
|
|
* Parameters:
|
|
* document - Handle to document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* hWidget - Handle to the xfa field.
|
|
* Return Value:
|
|
* None.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_Widget_Undo(FPDF_DOCUMENT document,
|
|
FPDF_WIDGET hWidget);
|
|
/**
|
|
* Function: FPDF_Widget_Redo
|
|
* This method will implement the redo feature for the specified xfa
|
|
*field.
|
|
* Parameters:
|
|
* document - Handle to document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* hWidget - Handle to the xfa field.
|
|
* Return Value:
|
|
* None.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_Widget_Redo(FPDF_DOCUMENT document,
|
|
FPDF_WIDGET hWidget);
|
|
/**
|
|
* Function: FPDF_Widget_SelectAll
|
|
* This method will implement the select all feature for the specified
|
|
*xfa field.
|
|
* Parameters:
|
|
* document - Handle to document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* hWidget - Handle to the xfa field.
|
|
* Return Value:
|
|
* None.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_Widget_SelectAll(FPDF_DOCUMENT document,
|
|
FPDF_WIDGET hWidget);
|
|
/**
|
|
* Function: FPDF_Widget_Copy
|
|
* This method will implement the copy feature for the specified xfa
|
|
*field.
|
|
* Parameters:
|
|
* document - Handle to document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* hWidget - Handle to the xfa field.
|
|
* wsText - Pointer to data buffer to receive the copied
|
|
*data, in UTF-16LE format.
|
|
* size - The data buffer size.
|
|
* Return Value:
|
|
* None.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_Widget_Copy(FPDF_DOCUMENT document,
|
|
FPDF_WIDGET hWidget,
|
|
FPDF_WIDESTRING wsText,
|
|
FPDF_DWORD* size);
|
|
/**
|
|
* Function: FPDF_Widget_Cut
|
|
* This method will implement the cut feature for the specified xfa
|
|
*field.
|
|
* Parameters:
|
|
* document - Handle to document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* hWidget - Handle to the xfa field.
|
|
* wsText - Pointer to data buffer to receive the cut
|
|
*data,in UTF-16LE format.
|
|
* size - The data buffer size,not the byte number.
|
|
* Return Value:
|
|
* None.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_Widget_Cut(FPDF_DOCUMENT document,
|
|
FPDF_WIDGET hWidget,
|
|
FPDF_WIDESTRING wsText,
|
|
FPDF_DWORD* size);
|
|
/**
|
|
* Function: FPDF_Widget_Paste
|
|
* This method will implement the paste feature for the specified xfa
|
|
*field.
|
|
* Parameters:
|
|
* document - Handle to document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* hWidget - Handle to the xfa field.
|
|
* wsText - The paste text buffer, in UTF-16LE format.
|
|
* size - The data buffer size,not the byte number.
|
|
* Return Value:
|
|
* None.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_Widget_Paste(FPDF_DOCUMENT document,
|
|
FPDF_WIDGET hWidget,
|
|
FPDF_WIDESTRING wsText,
|
|
FPDF_DWORD size);
|
|
/**
|
|
* Function: FPDF_Widget_ReplaceSpellCheckWord
|
|
* This method will implement the spell check feature for the specified
|
|
*xfa field.
|
|
* Parameters:
|
|
* document - Handle to document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* hWidget - Handle to the xfa field.
|
|
* x - The x value of the specified point.
|
|
* y - The y value of the specified point.
|
|
* bsText - The text buffer needed to be speck check, in
|
|
*UTF-16LE format.
|
|
* Return Value:
|
|
* None.
|
|
**/
|
|
DLLEXPORT void STDCALL
|
|
FPDF_Widget_ReplaceSpellCheckWord(FPDF_DOCUMENT document,
|
|
FPDF_WIDGET hWidget,
|
|
float x,
|
|
float y,
|
|
FPDF_BYTESTRING bsText);
|
|
/**
|
|
* Function: FPDF_Widget_GetSpellCheckWords
|
|
* This method will implement the spell check feature for the specified
|
|
*xfa field.
|
|
* Parameters:
|
|
* document - Handle to document. Returned by
|
|
*FPDF_LoadDocument function.
|
|
* hWidget - Handle to the xfa field.
|
|
* x - The x value of the specified point.
|
|
* y - The y value of the specified point.
|
|
* stringHandle - Pointer to FPDF_STRINGHANDLE to receive the
|
|
*speck check text buffer, in UTF-16LE format.
|
|
* Return Value:
|
|
* None.
|
|
**/
|
|
DLLEXPORT void STDCALL
|
|
FPDF_Widget_GetSpellCheckWords(FPDF_DOCUMENT document,
|
|
FPDF_WIDGET hWidget,
|
|
float x,
|
|
float y,
|
|
FPDF_STRINGHANDLE* stringHandle);
|
|
/**
|
|
* Function: FPDF_StringHandleCounts
|
|
* This method will get the count of the text buffer.
|
|
* Parameters:
|
|
* stringHandle - Pointer to FPDF_STRINGHANDLE.
|
|
* Return Value:
|
|
* None.
|
|
**/
|
|
DLLEXPORT int STDCALL FPDF_StringHandleCounts(FPDF_STRINGHANDLE stringHandle);
|
|
/**
|
|
* Function: FPDF_StringHandleGetStringByIndex
|
|
* This method will get the specified index of the text buffer.
|
|
* Parameters:
|
|
* stringHandle - Pointer to FPDF_STRINGHANDLE.
|
|
* index - The specified index of text buffer.
|
|
* bsText - Pointer to data buffer to receive the text
|
|
*buffer, in UTF-16LE format.
|
|
* size - The byte size of data buffer.
|
|
* Return Value:
|
|
* TRUE indicates success, otherwise FALSE.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL
|
|
FPDF_StringHandleGetStringByIndex(FPDF_STRINGHANDLE stringHandle,
|
|
int index,
|
|
FPDF_BYTESTRING bsText,
|
|
FPDF_DWORD* size);
|
|
/**
|
|
* Function: FPDF_StringHandleRelease
|
|
* This method will release the FPDF_STRINGHANDLE.
|
|
* Parameters:
|
|
* stringHandle - Pointer to FPDF_STRINGHANDLE.
|
|
* Return Value:
|
|
* None.
|
|
**/
|
|
DLLEXPORT void STDCALL FPDF_StringHandleRelease(FPDF_STRINGHANDLE stringHandle);
|
|
/**
|
|
* Function: FPDF_StringHandleAddString
|
|
* This method will add the specified text buffer.
|
|
* Parameters:
|
|
* stringHandle - Pointer to FPDF_STRINGHANDLE.
|
|
* bsText - Pointer to data buffer of the text buffer, in
|
|
*UTF-16LE format.
|
|
* size - The byte size of data buffer.
|
|
* Return Value:
|
|
* TRUE indicates success, otherwise FALSE.
|
|
**/
|
|
DLLEXPORT FPDF_BOOL STDCALL
|
|
FPDF_StringHandleAddString(FPDF_STRINGHANDLE stringHandle,
|
|
FPDF_BYTESTRING bsText,
|
|
FPDF_DWORD size);
|
|
#endif // PDF_ENABLE_XFA
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif // PUBLIC_FPDF_FORMFILL_H_
|