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authorTom Sepez <tsepez@chromium.org>2014-07-29 14:01:21 -0700
committerTom Sepez <tsepez@chromium.org>2014-07-29 14:01:21 -0700
commit621d4de9672bf8def81edba90b9a6d4fd83ea1da (patch)
treec9f2a6e3321f12120e7bb6df1db897fa4253a198 /fpdfsdk/include/fpdfformfill.h
parent6c55495fcaf634e7f788f4dfe77fa1a106c9cd55 (diff)
downloadpdfium-621d4de9672bf8def81edba90b9a6d4fd83ea1da.tar.xz
Tidy up app::response().
Follow-up from https://codereview.chromium.org/424883002/ - Remove some stray whitespace. - Fix "else after return". - Remove unused swResponse local. - Treat unexpectedly large responses as errors. BUG= R=jun_fang@foxitsoftware.com Review URL: https://codereview.chromium.org/423953002
Diffstat (limited to 'fpdfsdk/include/fpdfformfill.h')
-rw-r--r--fpdfsdk/include/fpdfformfill.h26
1 files changed, 11 insertions, 15 deletions
diff --git a/fpdfsdk/include/fpdfformfill.h b/fpdfsdk/include/fpdfformfill.h
index 50a2dff66e..b69a8f69b2 100644
--- a/fpdfsdk/include/fpdfformfill.h
+++ b/fpdfsdk/include/fpdfformfill.h
@@ -72,11 +72,10 @@ typedef struct _IPDF_JsPlatform
* None
*/
void (*app_beep)(struct _IPDF_JsPlatform* pThis, int nType);
-
-
+
/**
* Method: app_response
- * Displays a dialog box containing a question and an entry field for the user to reply to the question.
+ * Displays a dialog box containing a question and an entry field for the user to reply to the question.
* Interface Version:
* 1
* Implementation Required:
@@ -86,23 +85,20 @@ typedef struct _IPDF_JsPlatform
* Question - The question to be posed to the user.
* Title - The title of the dialog box.
* Default - A default value for the answer to the question. If not specified, no default value is presented.
- * cLabel - A short string to appear in front of and on the same line as the edit text field.
- * bPassword - If true, indicates that the user's response should show as asterisks (*) or bullets (?) to mask the response, which might be sensitive information. The default is false.
- * response - A string buffer allocated by SDK, to receive the user's response.
+ * cLabel - A short string to appear in front of and on the same line as the edit text field.
+ * bPassword - If true, indicates that the user's response should show as asterisks (*) or bullets (?) to mask the response, which might be sensitive information. The default is false.
+ * response - A string buffer allocated by SDK, to receive the user's response.
* length - The length of the buffer, number of bytes. Currently, It's always be 2048.
* Return Value:
- * Number of bytes the user input text consumes, not including trailing zeros. If the text exceed 2048 bytes,
- * the exceeded part will be ignored.
+ * Number of bytes the complete user input would actually require, not including trailing zeros, regardless of the value of the length
+ * parameter or the presence of the response buffer.
* Comments:
- * No matter on what platform, the response should be always input in UTF-16LE encoding.
- * The return value always indicated number of bytes required for the buffer, even when there is
- * no buffer specified, or the buffer size is less then required. In this case, the buffer will not
- * be modified.
+ * No matter on what platform, the response buffer should be always written using UTF-16LE encoding. If a response buffer is
+ * present and the size of the user input exceeds the capacity of the buffer as specified by the length parameter, only the
+ * first "length" bytes of the user input are to be written to the buffer.
*/
int (*app_response)(struct _IPDF_JsPlatform* pThis, FPDF_WIDESTRING Question, FPDF_WIDESTRING Title, FPDF_WIDESTRING Default, FPDF_WIDESTRING cLabel, FPDF_BOOL bPassword, void* response, int length);
-
-
-
+
/*
* Method: Doc_getFilePath
* Get the file path of the current document.