Applied patch for multiple file selection, documented.

Fixed some compilation warnings,
  Minor change to OpenGL code.
  Documented wxImageHandler::GetImageCount() and related.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4784 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/filedlg.tex

@@ -26,7 +26,7 @@ If path is ``", the current directory will be used. If filename is ``",
 no default filename will be supplied. The wildcard determines what files
 are displayed in the file selector, and file extension supplies a type
 extension for the required filename. Flags may be a combination of wxOPEN,
-wxSAVE, wxOVERWRITE\_PROMPT, wxHIDE\_READONLY, or 0.
+wxSAVE, wxOVERWRITE\_PROMPT, wxHIDE\_READONLY, wxMULTIPLE or 0.
 
 Both the X and Windows versions implement a wildcard filter. Typing a
 filename containing wildcards (*, ?) in the filename text item, and

docs/latex/wx/function.tex

@@ -481,7 +481,7 @@ If path is empty, the current directory will be used. If filename is empty,
 no default filename will be supplied. The wildcard determines what files
 are displayed in the file selector, and file extension supplies a type
 extension for the required filename. Flags may be a combination of wxOPEN,
-wxSAVE, wxOVERWRITE\_PROMPT, wxHIDE\_READONLY, or 0.
+wxSAVE, wxOVERWRITE\_PROMPT, wxHIDE\_READONLY, wxMULTIPLE or 0.
 
 Both the Unix and Windows versions implement a wildcard filter. Typing a
 filename containing wildcards (*, ?) in the filename text item, and

docs/latex/wx/image.tex

@@ -625,6 +625,20 @@ Gets the name of this handler.
 
 Gets the file extension associated with this handler.
 
+\membersection{wxImageHandler::GetImageCount}\label{wximagehandlergetimagecount}
+
+\func{int}{GetImageCount}{\param{wxInputStream\&}{ stream}}
+
+If the image file contains more than one image and the image handler is capable 
+of retrieving these individually, this function will return the number of
+available images.
+
+\docparam{stream}{Opened input stream for reading image file.}
+
+\wxheading{Return value}
+
+Number of available images. For most image handles, this defaults to 1.
+
 \membersection{wxImageHandler::GetType}
 
 \constfunc{long}{GetType}{\void}
@@ -639,16 +653,21 @@ Gets the MIME type associated with this handler.
 
 \membersection{wxImageHandler::LoadFile}\label{wximagehandlerloadfile}
 
-\func{bool}{LoadFile}{\param{wxImage* }{image}, \param{wxInputStream\&}{ stream}}
+\func{bool}{LoadFile}{\param{wxImage* }{image}, \param{wxInputStream\&}{ stream}, \param{bool}{ verbose=TRUE}, \param{int}{ index=0}}
 
-Loads a image from a stream, putting the resulting data into {\it image}.
+Loads a image from a stream, putting the resulting data into {\it image}. If the image file contains
+more than one image and the image handler is capable of retrieving these individually, {\it index}
+indicates which image to read from the stream.
 
 \wxheading{Parameters}
 
 \docparam{image}{The image object which is to be affected by this operation.}
 
-\docparam{stream}{Opened input stream.
-The meaning of {\it stream} is determined by the {\it type} parameter.}
+\docparam{stream}{Opened input stream for reading images.}
+
+\docparam{verbose}{If set to TRUE, errors reported by the image handler will produce wxLogMessages.}
+
+\docparam{index}{The index of the image in the file (starting from zero).}
 
 \wxheading{Return value}
 
@@ -670,7 +689,7 @@ Saves a image in the output stream.
 
 \docparam{image}{The image object which is to be affected by this operation.}
 
-\docparam{stream}{A stream. The meaning of {\it stream} is determined by the {\it type} parameter.}
+\docparam{stream}{An opened stream for writing images.}
 
 \wxheading{Return value}