First step in background erase optimization

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

diff --git a/docs/latex/wx/hthelpct.tex b/docs/latex/wx/hthelpct.tex
index 2bd32b5b7adb6c4582ce392fa35f02a2f0057146..87eadfb919007bd1fab0d397eb3fab1655debe44 100644 (file)
--- a/docs/latex/wx/hthelpct.tex
+++ b/docs/latex/wx/hthelpct.tex
@@ -5,14 +5,15 @@
 
 \section{\class{wxHtmlHelpController}}\label{wxhtmlhelpcontroller}
 
 
 \section{\class{wxHtmlHelpController}}\label{wxhtmlhelpcontroller}
 

-{\bf WARNING! This help controller has an API incompatible with wxWindows
-wxHelpController!}
+{\bf WARNING!} Although this class has an API compatible with other wxWidgets
+help controllers as documented by \helpref{wxHelpController}{wxhelpcontroller}, it
+is recommended that you use the enhanced capabilities of wxHtmlHelpController's API.

 
 This help controller provides an easy way of displaying HTML help in your
 
 This help controller provides an easy way of displaying HTML help in your

-application (see {\it test} sample). The help system is based on {\bf books}
+application (see {\it test} sample). The help system is based on {\bf books} 

 (see \helpref{AddBook}{wxhtmlhelpcontrolleraddbook}). A book is a logical
 section of documentation (for example "User's Guide" or "Programmer's Guide" or
 (see \helpref{AddBook}{wxhtmlhelpcontrolleraddbook}). A book is a logical
 section of documentation (for example "User's Guide" or "Programmer's Guide" or

-"C++ Reference" or "wxWindows Reference"). The help controller can handle as
+"C++ Reference" or "wxWidgets Reference"). The help controller can handle as

 many books as you want.
 
 wxHTML uses Microsoft's HTML Help Workshop project files (.hhp, .hhk, .hhc) as its
 many books as you want.
 
 wxHTML uses Microsoft's HTML Help Workshop project files (.hhp, .hhk, .hhc) as its


@@ -22,22 +23,32 @@ Have a look at docs/html/ directory where sample project files are stored.
 You can use Tex2RTF to produce these files when generating HTML, if you set {\bf htmlWorkshopFiles} to {\bf true} in
 your tex2rtf.ini file.
 
 You can use Tex2RTF to produce these files when generating HTML, if you set {\bf htmlWorkshopFiles} to {\bf true} in
 your tex2rtf.ini file.
 

-In order to use the controller in your application under Windows you must
-have the following line in your .rc file:
+\wxheading{Note}

 
 

-\begin{verbatim}
-#include "wx/html/msw/wxhtml.rc"
-\end{verbatim}
+It is strongly recommended to use preprocessed {\bf .hhp.cached} version of
+projects. It can be either created on-the-fly (see 
+\helpref{SetTempDir}{wxhtmlhelpcontrollersettempdir}) or you can use 
+{\bf hhp2cached} utility from {\it utils/hhp2cached} to create it and
+distribute the cached version together with helpfiles. See {\it samples/html/help} 
+sample for demonstration of its use.
+
+\wxheading{See also}
+
+\helpref{Information about wxBestHelpController}{wxhelpcontroller}

 
 \wxheading{Derived from}
 
 
 \wxheading{Derived from}
 

-wxEvtHandler
+wxHelpControllerBase
+
+\wxheading{Include files}
+
+<wx/html/helpctrl.h>

 
 \latexignore{\rtfignore{\wxheading{Members}}}
 
 \membersection{wxHtmlHelpController::wxHtmlHelpController}\label{wxhtmlhelpcontrollerwxhtmlhelpcontroller}
 
 
 \latexignore{\rtfignore{\wxheading{Members}}}
 
 \membersection{wxHtmlHelpController::wxHtmlHelpController}\label{wxhtmlhelpcontrollerwxhtmlhelpcontroller}
 

-\func{}{wxHtmlHelpController}{\param{int }{style = wxHF_DEFAULTSTYLE}}
+\func{}{wxHtmlHelpController}{\param{int }{style = wxHF\_DEFAULT\_STYLE}}

 
 Constructor.
 
 
 Constructor.
 


@@ -45,28 +56,66 @@ Constructor.
 
 {\it style} is combination of these flags:
 
 
 {\it style} is combination of these flags:
 

-\begin{twocollist}
+\begin{twocollist}\itemsep=0pt

 \twocolitem{\windowstyle{wxHF\_TOOLBAR}}{Help frame has toolbar.}
 \twocolitem{\windowstyle{wxHF\_TOOLBAR}}{Help frame has toolbar.}

+\twocolitem{\windowstyle{wxHF\_FLAT\_TOOLBAR}}{Help frame has toolbar with flat buttons (aka coolbar).}

 \twocolitem{\windowstyle{wxHF\_CONTENTS}}{Help frame has contents panel.}
 \twocolitem{\windowstyle{wxHF\_INDEX}}{Help frame has index panel.}
 \twocolitem{\windowstyle{wxHF\_SEARCH}}{Help frame has search panel.}
 \twocolitem{\windowstyle{wxHF\_CONTENTS}}{Help frame has contents panel.}
 \twocolitem{\windowstyle{wxHF\_INDEX}}{Help frame has index panel.}
 \twocolitem{\windowstyle{wxHF\_SEARCH}}{Help frame has search panel.}

+\twocolitem{\windowstyle{wxHF\_BOOKMARKS}}{Help frame has bookmarks controls.}
+\twocolitem{\windowstyle{wxHF\_OPEN\_FILES}}{Allow user to open arbitrary HTML document.}
+\twocolitem{\windowstyle{wxHF\_PRINT}}{Toolbar contains "print" button.}
+\twocolitem{\windowstyle{wxHF\_MERGE\_BOOKS}}{Contents pane does not show
+book nodes. All books are merged together and appear as single book to the
+user.}
+\twocolitem{\windowstyle{wxHF\_ICONS\_BOOK}}{All nodes in contents pane
+have a book icon. This is how Microsoft's HTML help viewer behaves.}
+\twocolitem{\windowstyle{wxHF\_ICONS\_FOLDER}}{Book nodes in contents pane have
+a book icon, book's sections have a folder icon. This is the default.}
+\twocolitem{\windowstyle{wxHF\_ICONS\_BOOK\_CHAPTER}}{Both book nodes and
+nodes of top-level sections of a book (i.e. chapters) have a book icon,
+all other sections (sections, subsections, ...) have a folder icon.}
+\twocolitem{\windowstyle{wxHF\_DEFAULT\_STYLE}}{{\tt wxHF\_TOOLBAR | wxHF\_CONTENTS
+| wxHF\_INDEX | wxHF\_SEARCH | wxHF\_BOOKMARKS | wxHF\_PRINT}}

 \end{twocollist}
 
 \end{twocollist}
 

-Default value : everything enabled.
-

 \membersection{wxHtmlHelpController::AddBook}\label{wxhtmlhelpcontrolleraddbook}
 
 \membersection{wxHtmlHelpController::AddBook}\label{wxhtmlhelpcontrolleraddbook}
 

-\func{bool}{AddBook}{\param{const wxString\& }{book}, \param{bool }{show_wait_msg}}
+\func{bool}{AddBook}{\param{const wxFileName\& }{book\_file}, \param{bool }{show\_wait\_msg}}
+
+\func{bool}{AddBook}{\param{const wxString\& }{book\_url}, \param{bool }{show\_wait\_msg}}

 
 Adds book (\helpref{.hhp file}{helpformat} - HTML Help Workshop project file) into the list of loaded books.
 This must be called at least once before displaying  any help.
 
 
 Adds book (\helpref{.hhp file}{helpformat} - HTML Help Workshop project file) into the list of loaded books.
 This must be called at least once before displaying  any help.
 

-{\it book} may be either .hhp file or ZIP archive that contains arbitrary number of .hhp files in 
+{\it book\_file} or {\it book\_url}  may be either .hhp file or ZIP archive
+that contains arbitrary number of .hhp files in 

 top-level directory. This ZIP archive must have .zip or .htb extension
 top-level directory. This ZIP archive must have .zip or .htb extension

-(the latter stands for "HTML book"). In other words, {\tt AddBook("help.zip")} is possible and, in fact,
-recommended way.
+(the latter stands for "HTML book"). In other words,
+{\tt AddBook(wxFileName("help.zip"))}
+is possible and, in fact, recommended way.
+
+\wxheading{Parameters}

 
 

-If {\it show\_wait\_msg} is TRUE then a decorationless window with progress message is displayed.
+\docparam{show\_wait\_msg}{If true then a decoration-less window with progress message is displayed.}
+\docparam{book\_file}{Help book filename. It is recommended to use this prototype
+instead of the one taking URL, because it is less error-prone.}
+\docparam{book\_url}{Help book URL (note that syntax of filename and URL is 
+different on most platforms)}
+
+\wxheading{Note}
+
+Don't forget to install wxFileSystem ZIP handler with
+{\tt wxFileSystem::AddHandler(new wxZipFSHandler);} before calling this method
+on a .zip or .htb file!
+
+\membersection{wxHtmlHelpController::CreateHelpFrame}\label{wxhtmlhelpcontrollercreatehelpframe}
+
+\func{virtual wxHtmlHelpFrame*}{CreateHelpFrame}{\param{wxHtmlHelpData * }{data}}
+
+This protected virtual method may be overridden so that the controller
+uses slightly different frame. See {\it samples/html/helpview} sample for
+an example.

 
 \membersection{wxHtmlHelpController::Display}\label{wxhtmlhelpcontrollerdisplay}
 
 
 \membersection{wxHtmlHelpController::Display}\label{wxhtmlhelpcontrollerdisplay}
 


@@ -115,12 +164,13 @@ Displays help window and focuses index panel.
 
 \membersection{wxHtmlHelpController::KeywordSearch}\label{wxhtmlhelpcontrollerkeywordsearch}
 
 
 \membersection{wxHtmlHelpController::KeywordSearch}\label{wxhtmlhelpcontrollerkeywordsearch}
 

-\func{bool}{KeywordSearch}{\param{const wxString\& }{keyword}}
+\func{bool}{KeywordSearch}{\param{const wxString\& }{keyword}, \param{wxHelpSearchMode }{mode = wxHELP\_SEARCH\_ALL}}

 
 

-Displays help window, focuses search panel and starts searching.
-Returns TRUE if the keyword was found.
+Displays help window, focuses search panel and starts searching.  Returns true
+if the keyword was found. Optionally it searches through the index (mode =
+wxHELP\_SEARCH\_INDEX), default the content (mode = wxHELP\_SEARCH\_ALL).

 
 

-{\bf Important:} KeywordSearch searches only pages listed in .htc file(s).
+{\bf Important:} KeywordSearch searches only pages listed in .hhc file(s).

 You should list all pages in the contents file.
 
 \membersection{wxHtmlHelpController::ReadCustomization}\label{wxhtmlhelpcontrollerreadcustomization}
 You should list all pages in the contents file.
 
 \membersection{wxHtmlHelpController::ReadCustomization}\label{wxhtmlhelpcontrollerreadcustomization}


@@ -135,9 +185,13 @@ Reads the controller's setting (position of window, etc.)
 
 Sets the path for storing temporary files - cached binary versions of index and contents files. These binary
 forms are much faster to read. Default value is empty string (empty string means
 
 Sets the path for storing temporary files - cached binary versions of index and contents files. These binary
 forms are much faster to read. Default value is empty string (empty string means

-that no cached data are stored). Note that these files are {\it not}
+that no cached data are stored). Note that these files are {\it not} 

 deleted when program exits.
 
 deleted when program exits.
 

+Once created these cached files will be used in all subsequent executions 
+of your application. If cached files become older than corresponding .hhp
+file (e.g. if you regenerate documentation) it will be refreshed.
+

 \membersection{wxHtmlHelpController::SetTitleFormat}\label{wxhtmlhelpcontrollersettitleformat}
 
 \func{void}{SetTitleFormat}{\param{const wxString\& }{format}}
 \membersection{wxHtmlHelpController::SetTitleFormat}\label{wxhtmlhelpcontrollersettitleformat}
 
 \func{void}{SetTitleFormat}{\param{const wxString\& }{format}}


@@ -156,6 +210,11 @@ reads and writes settings (including wxHtmlWindow's settings) when needed.
 
 The only thing you must do is create wxConfig object and call UseConfig.
 
 
 The only thing you must do is create wxConfig object and call UseConfig.
 

+If you do not use {\it UseConfig}, wxHtmlHelpController will use 
+default wxConfig object if available (for details see 
+\helpref{wxConfigBase::Get}{wxconfigbaseget} and 
+\helpref{wxConfigBase::Set}{wxconfigbaseset}).
+

 \membersection{wxHtmlHelpController::WriteCustomization}\label{wxhtmlhelpcontrollerwritecustomization}
 
 \func{void}{WriteCustomization}{\param{wxConfigBase* }{cfg}, \param{wxString }{path = wxEmptyString}}
 \membersection{wxHtmlHelpController::WriteCustomization}\label{wxhtmlhelpcontrollerwritecustomization}
 
 \func{void}{WriteCustomization}{\param{wxConfigBase* }{cfg}, \param{wxString }{path = wxEmptyString}}