API Reference > OdDb Classes > OdDbHostAppServices Class > OdDbHostAppServices Methods > OdDbHostAppServices::fileDialog Method
OdDbHostAppServices::fileDialog Method
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Syntax
C++
virtual OdString fileDialog(int flags, const OdString& dialogCaption = OdString::kEmpty, const OdString& defExt = OdString::kEmpty, const OdString& defFilename = OdString::kEmpty, const OdString& filter = OdString::kEmpty);
Parameters
Parameters 
Description 
int flags 
[in] Dialog behavior.  
const OdString& dialogCaption = OdString::kEmpty 
[in] Dialog caption.  
const OdString& defExt = OdString::kEmpty 
[in] Default file extension without "."  
const OdString& defFilename = OdString::kEmpty 
[in] Default filename.  
const OdString& filter = OdString::kEmpty 
[in] Filter pattern. 
Description

Prompts the user for a filename, and returns their response. 

 

Remarks

flags must be one of the following: 

 

Name 
Value 
Description 
kGfpForOpen 
0 
For Open. 
kGfpForSave 
1 
For Save. 
kGfpOverwritePrompt 
2 
Enable overwrite prompt displaying when exist file selected for saving. 

 

This function is intended for the selection of filenames via dialog boxes, although other methods may be used. 

 

  • Returns "canceled" if the user cancels the request.
  • Returns "unsupported" if the application does not support this user input.

 

The default implementation of this function does nothing but return "unsupported".

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