Implement hatched/stippled pens/brushes in wxGraphicsContext for Cairo.

[wxWidgets.git] / docs / doxygen / overviews / eventhandling.h

diff --git a/docs/doxygen/overviews/eventhandling.h b/docs/doxygen/overviews/eventhandling.h
index 05ad03f49ad1a75de4714f4db07359eae8831459..10a1c6543ac21bea1a86572412156fe4916063a9 100644 (file)
--- a/docs/doxygen/overviews/eventhandling.h
+++ b/docs/doxygen/overviews/eventhandling.h
@@ -3,7 +3,7 @@
 // Purpose:     topic overview
 // Author:      wxWidgets team
 // RCS-ID:      $Id$
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 /**
@@ -110,7 +110,7 @@ return information is passed via the argument, which is why it is non-const).
 You also need to insert a macro
 
 @code
-DECLARE_EVENT_TABLE()
+wxDECLARE_EVENT_TABLE()
 @endcode
 
 somewhere in the class declaration. It doesn't matter where it appears but
@@ -141,7 +141,7 @@ private:
     // obligation to do that; this one is an event handler too:
     void DoTest(wxCommandEvent& event);
 
-    DECLARE_EVENT_TABLE()
+    wxDECLARE_EVENT_TABLE()
 };
 @endcode
 
@@ -150,12 +150,12 @@ placed in an implementation file. The event table tells wxWidgets how to map
 events to member functions and in our example it could look like this:
 
 @code
-BEGIN_EVENT_TABLE(MyFrame, wxFrame)
+wxBEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU(wxID_EXIT, MyFrame::OnExit)
     EVT_MENU(DO_TEST, MyFrame::DoTest)
     EVT_SIZE(MyFrame::OnSize)
     EVT_BUTTON(BUTTON1, MyFrame::OnButton1)
-END_EVENT_TABLE()
+wxEND_EVENT_TABLE()
 @endcode
 
 Notice that you must mention a method you want to use for the event handling in
@@ -221,9 +221,11 @@ events.
 
 @subsection overview_events_bind Dynamic Event Handling
 
+@see @ref overview_cpp_rtti_disabled
+
 The possibilities of handling events in this way are rather different.
 Let us start by looking at the syntax: the first obvious difference is that you
-need not use DECLARE_EVENT_TABLE() nor BEGIN_EVENT_TABLE() and the
+need not use wxDECLARE_EVENT_TABLE() nor wxBEGIN_EVENT_TABLE() and the
 associated macros. Instead, in any place in your code, but usually in
 the code of the class defining the handler itself (and definitely not in the
 global scope as with the event tables), call its Bind<>() method like this:
@@ -535,7 +537,7 @@ and their parent-child relation are well understood by the programmer while it
 may be difficult, if not impossible, to track down all the dialogs that
 may be popped up in a complex program (remember that some are created
 automatically by wxWidgets). If you need to specify a different behaviour for
-some reason, you can use wxWindow::SetExtraStyle(wxWS_EX_BLOCK_EVENTS)
+some reason, you can use <tt>wxWindow::SetExtraStyle(wxWS_EX_BLOCK_EVENTS)</tt>
 explicitly to prevent the events from being propagated beyond the given window
 or unset this flag for the dialogs that have it on by default.
 
@@ -592,6 +594,16 @@ Both strategies are described in details below. See also the @ref
 page_samples_event for a complete example of code defining and working with the
 custom event types.
 
+Finally, you will need to generate and post your custom events.
+Generation is as simple as instancing your custom event class and initializing
+its internal fields.
+For posting events to a certain event handler there are two possibilities: 
+using wxEvtHandler::AddPendingEvent or using wxEvtHandler::QueueEvent.
+Basically you will need to use the latter when doing inter-thread communication;
+when you use only the main thread you can also safely use the former.
+Last, note that there are also two simple global wrapper functions associated
+to the two wxEvtHandler mentioned functions: wxPostEvent() and wxQueueEvent().
+
 
 @subsection overview_events_custom_existing Using Existing Event Classes
 
@@ -609,16 +621,16 @@ wxDECLARE_EVENT(MY_EVENT, wxCommandEvent);
 wxDEFINE_EVENT(MY_EVENT, wxCommandEvent);
 
 // example of code handling the event with event tables
-BEGIN_EVENT_TABLE(MyFrame, wxFrame)
+wxBEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_MENU    (wxID_EXIT, MyFrame::OnExit)
     ...
     EVT_COMMAND (ID_MY_WINDOW, MY_EVENT, MyFrame::OnMyEvent)
-END_EVENT_TABLE()
+wxEND_EVENT_TABLE()
 
 void MyFrame::OnMyEvent(wxCommandEvent& event)
 {
     // do something
-    wxString text = event.GetText();
+    wxString text = event.GetString();
 }
 
 // example of code handling the event with Bind<>():
@@ -634,7 +646,7 @@ void MyWindow::SendEvent()
     event.SetEventObject(this);
 
     // Give it some contents
-    event.SetText("Hello");
+    event.SetString("Hello");
 
     // Do send it
     ProcessWindowEvent(event);
@@ -699,9 +711,9 @@ typedef void (wxEvtHandler::*MyPlotEventFunction)(MyPlotEvent&);
 
 // example of code handling the event (you will use one of these methods, not
 // both, of course):
-BEGIN_EVENT_TABLE(MyFrame, wxFrame)
+wxBEGIN_EVENT_TABLE(MyFrame, wxFrame)
     EVT_PLOT(ID_MY_WINDOW, MyFrame::OnPlot)
-END_EVENT_TABLE()
+wxEND_EVENT_TABLE()
 
 MyFrame::MyFrame()
 {