don't make read-only text controls editable when enabled

[wxWidgets.git] / docs / latex / wx / image.tex

diff --git a/docs/latex/wx/image.tex b/docs/latex/wx/image.tex
index a15f1a6f7b00817aca7c723da99904dd59d728a3..b199e0c95f1a9fb10a1a0dbf3b0ba67fe30bf37e 100644 (file)
--- a/docs/latex/wx/image.tex
+++ b/docs/latex/wx/image.tex
@@ -36,10 +36,12 @@ means that the pixel is 100\% opaque.
 
 Unlike RGB data, not all images have an alpha channel and before using
 \helpref{GetAlpha}{wximagegetalpha} you should check if this image contains
-an alpha channel with \helpref{HasAlpha}{wximagehasalpha}. Note that currently only
-images loaded from PNG files with transparency information will have an alpha
-channel but alpha support will be added to the other formats as well (as well
-as support for saving images with alpha channel which also isn't implemented).
+an alpha channel with \helpref{HasAlpha}{wximagehasalpha}. Note that currently
+only the PNG format has full alpha channel support so only the images loaded
+from PNG files can have alpha and, if you initialize the image alpha channel
+yourself using \helpref{SetAlpha}{wximagesetalpha}, you should save it in PNG
+format to avoid losing it.
+
 
 \wxheading{Available image handlers}
 
@@ -474,7 +476,7 @@ It is usually a good idea to prepend a description before passing the result to
 Example:
 
 \begin{verbatim}
-    wxFileDialog FileDlg( this, "Choose Image", ::wxGetCwd(), "", _("Image Files ") + wxImage::GetImageExtWildcard(), wxOPEN );
+    wxFileDialog FileDlg( this, "Choose Image", ::wxGetCwd(), "", _("Image Files ") + wxImage::GetImageExtWildcard(), wxFD_OPEN );
 \end{verbatim}
 
 \wxheading{See also}