X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4115960d4b88375610bd0a8990a5a522c9fbe003..a9c11b71e345859fc8d44e0565c49e90ed3be668:/src/common/event.cpp

diff --git a/src/common/event.cpp b/src/common/event.cpp
index ffd7048bb4..f33787b099 100644
--- a/src/common/event.cpp
+++ b/src/common/event.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        event.cpp
+// Name:        src/common/event.cpp
 // Purpose:     Event classes
 // Author:      Julian Smart
 // Modified by:
@@ -24,28 +24,26 @@
     #pragma hdrstop
 #endif
 
+#include "wx/event.h"
+
 #ifndef WX_PRECOMP
-    #include "wx/defs.h"
-    #include "wx/app.h"
     #include "wx/list.h"
+    #include "wx/app.h"
+    #include "wx/utils.h"
 
     #if wxUSE_GUI
         #include "wx/control.h"
-        #include "wx/utils.h"
         #include "wx/dc.h"
         #include "wx/textctrl.h"
+        #include "wx/validate.h"
     #endif // wxUSE_GUI
 #endif
 
-#include "wx/event.h"
 #include "wx/module.h"
 
-#if wxUSE_GUI
-    #include "wx/validate.h"
-#if wxUSE_STOPWATCH
+#if wxUSE_GUI && wxUSE_STOPWATCH
     #include "wx/stopwatch.h"
-#endif
-#endif // wxUSE_GUI
+#endif // wxUSE_GUI && wxUSE_STOPWATCH
 
 // ----------------------------------------------------------------------------
 // wxWin macros
@@ -92,6 +90,7 @@
     IMPLEMENT_DYNAMIC_CLASS(wxHelpEvent, wxCommandEvent)
     IMPLEMENT_DYNAMIC_CLASS(wxContextMenuEvent, wxCommandEvent)
     IMPLEMENT_DYNAMIC_CLASS(wxMouseCaptureChangedEvent, wxEvent)
+    IMPLEMENT_DYNAMIC_CLASS(wxClipboardTextEvent, wxCommandEvent)
 #endif // wxUSE_GUI
 
 #if wxUSE_BASE
@@ -236,14 +235,6 @@ DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_CHANGED)
 
-// see comments in wx/event.h, near wxEVT_SCROLL_ENDSCROLL declaration
-#if wxCHECK_VERSION(2, 7, 0)
-    #error "Remove the lines below, not needed any more"
-#endif
-#undef wxEVT_SCROLL_ENDSCROLL
-extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLL_ENDSCROLL;
-const wxEventType wxEVT_SCROLL_ENDSCROLL = wxEVT_SCROLL_CHANGED;
-
 // Scroll events from wxWindow
 DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP)
 DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_BOTTOM)
@@ -296,6 +287,11 @@ DEFINE_EVENT_TYPE(wxEVT_COMPARE_ITEM)
 DEFINE_EVENT_TYPE(wxEVT_INIT_DIALOG)
 DEFINE_EVENT_TYPE(wxEVT_UPDATE_UI)
 
+// Clipboard events
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_TEXT_COPY)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_TEXT_CUT)
+DEFINE_EVENT_TYPE(wxEVT_COMMAND_TEXT_PASTE)
+
 // Generic command events
 // Note: a click is a higher-level event than button down/up
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_LEFT_CLICK)
@@ -745,10 +741,12 @@ wxKeyEvent::wxKeyEvent(const wxKeyEvent& evt)
 #endif
 }
 
+#if WXWIN_COMPATIBILITY_2_6
 long wxKeyEvent::KeyCode() const
 {
     return m_keyCode;
 }
+#endif // WXWIN_COMPATIBILITY_2_6
 
 wxWindowCreateEvent::wxWindowCreateEvent(wxWindow *win)
 {
@@ -768,6 +766,23 @@ wxChildFocusEvent::wxChildFocusEvent(wxWindow *win)
     SetEventObject(win);
 }
 
+// ----------------------------------------------------------------------------
+// wxHelpEvent
+// ----------------------------------------------------------------------------
+
+/* static */
+wxHelpEvent::Origin wxHelpEvent::GuessOrigin(Origin origin)
+{
+    if ( origin == Origin_Unknown )
+    {
+        // assume that the event comes from the help button if it's not from
+        // keyboard and that pressing F1 always results in the help event
+        origin = wxGetKeyState(WXK_F1) ? Origin_Keyboard : Origin_HelpButton;
+    }
+
+    return origin;
+}
+
 #endif // wxUSE_GUI
 
 
@@ -1031,6 +1046,8 @@ wxEvtHandler::~wxEvtHandler()
         delete m_dynamicEvents;
     };
 
+    if (m_pendingEvents)
+        m_pendingEvents->DeleteContents(true);
     delete m_pendingEvents;
 
 #if wxUSE_THREADS
@@ -1109,7 +1126,7 @@ void wxEvtHandler::AddPendingEvent(wxEvent& event)
 
     wxLEAVE_CRIT_SECT(*wxPendingEventsLocker);
 
-    // 3) Inform the system that new pending events are somwehere,
+    // 3) Inform the system that new pending events are somewhere,
     //    and that these should be processed in idle time.
     wxWakeUpIdle();
 }
@@ -1134,6 +1151,9 @@ void wxEvtHandler::ProcessPendingEvents()
     {
         wxEvent *event = (wxEvent *)node->GetData();
 
+        // It's importan we remove event from list before processing it.
+        // Else a nested event loop, for example from a modal dialog, might
+        // process the same event again.
         m_pendingEvents->Erase(node);
 
         wxLEAVE_CRIT_SECT( Lock() );
@@ -1143,7 +1163,7 @@ void wxEvtHandler::ProcessPendingEvents()
 
         wxENTER_CRIT_SECT( Lock() );
 
-        if ( !--n )
+        if ( --n == 0 )
             break;
     }
 
@@ -1348,6 +1368,10 @@ bool wxEvtHandler::SearchDynamicEventTable( wxEvent& event )
         wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->GetData();
 #endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES
 
+        // get next node before (maybe) calling the event handler as it could
+        // call Disconnect() invalidating the current node
+        node = node->GetNext();
+
         if ((event.GetEventType() == entry->m_eventType) && (entry->m_fn != 0))
         {
             wxEvtHandler *handler =
@@ -1362,8 +1386,6 @@ bool wxEvtHandler::SearchDynamicEventTable( wxEvent& event )
                 return true;
             }
         }
-
-        node = node->GetNext();
     }
 
     return false;