#include "wx/ownerdrw.h"
#endif
+#include "wx/hashmap.h"
#include "wx/evtloop.h"
#include "wx/power.h"
#include "wx/sysopt.h"
} gs_lastMouseEvent;
#endif // wxUSE_MOUSEEVENT_HACK
+// hash containing the registered handlers for the custom messages
+WX_DECLARE_HASH_MAP(int, wxWindow::MSWMessageHandler,
+ wxIntegerHash, wxIntegerEqual,
+ MSWMessageHandlers);
+
+static MSWMessageHandlers gs_messageHandlers;
+
// ---------------------------------------------------------------------------
// private functions
// ---------------------------------------------------------------------------
m_mouseInWindow = false;
m_lastKeydownProcessed = false;
- m_childrenDisabled = NULL;
m_frozenness = 0;
m_hWnd = 0;
wxRemoveHandleAssociation(this);
}
- delete m_childrenDisabled;
-
}
// real construction (Init() must have been called before!)
return NULL;
}
-bool wxWindowMSW::Enable(bool enable)
+void wxWindowMSW::DoEnable( bool enable )
{
- // we shouldn't really enable the window if our parent is currently
- // disabled because under MSW this would indeed show the window in enabled
- // state but it still wouldn't respond to the input (as its parent is
- // disabled), so just update the internal m_childrenDisabled list in this
- // case and our state will be really changed when the parent is enabled
-
- // the logic above doesn't apply to top level windows, of course
- wxWindowMSW * const parent = IsTopLevel() ? NULL : GetParent();
- if ( parent && !parent->IsEnabled() && !IsEnabled() )
- {
- // it's a reference as we can create it below
- wxWindowList *& disabledSiblings = parent->m_childrenDisabled;
-
- bool rc = false;
- if ( enable )
- {
- // shouldn't be disabled when the parent is reenabled
- if ( disabledSiblings )
- {
- wxWindowList::compatibility_iterator
- i = disabledSiblings->Find(this);
- if ( i )
- {
- disabledSiblings->Erase(i);
- rc = true;
- }
- }
- //else: nothing to do
- }
- else // !enable
- {
- // should disable this window when the parent is enabled
- if ( !disabledSiblings )
- disabledSiblings = new wxWindowList;
-
- disabledSiblings->Append(this);
- }
-
- return rc;
- }
-
- if ( !wxWindowBase::Enable(enable) )
- return false;
-
HWND hWnd = GetHwnd();
if ( hWnd )
::EnableWindow(hWnd, (BOOL)enable);
-
- // the logic below doesn't apply to the top level windows -- otherwise
- // showing a modal dialog would result in total greying out (and ungreying
- // out later) of everything which would be really ugly
- if ( IsTopLevel() )
- return true;
-
- // when the parent is disabled, all of its children should be disabled as
- // well but when it is enabled back, only those of the children which
- // hadn't been already disabled in the beginning should be enabled again,
- // so we have to keep the list of those children
- for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
- node;
- node = node->GetNext() )
- {
- wxWindow *child = node->GetData();
- if ( child->IsTopLevel() )
- {
- // the logic below doesn't apply to top level children
- continue;
- }
-
- if ( enable )
- {
- // re-enable the child unless it had been disabled before us
- if ( !m_childrenDisabled || !m_childrenDisabled->Find(child) )
- child->Enable();
- }
- else // we're being disabled
- {
- if ( child->IsEnabled() )
- {
- // disable it as children shouldn't stay enabled while the
- // parent is not
- child->Disable();
- }
- else // child already disabled, remember it
- {
- // have we created the list of disabled children already?
- if ( !m_childrenDisabled )
- m_childrenDisabled = new wxWindowList;
-
- m_childrenDisabled->Append(child);
- }
- }
- }
-
- if ( enable && m_childrenDisabled )
- {
- // we don't need this list any more, don't keep unused memory
- delete m_childrenDisabled;
- m_childrenDisabled = NULL;
- }
-
- return true;
}
bool wxWindowMSW::Show(bool show)
RECT *pr;
if ( prect )
{
- rect.left = prect->x;
- rect.top = prect->y;
- rect.right = prect->x + prect->width;
- rect.bottom = prect->y + prect->height;
+ wxCopyRectToRECT(*prect, rect);
pr = ▭
}
else
const RECT *pRect;
if ( rect )
{
- mswRect.left = rect->x;
- mswRect.top = rect->y;
- mswRect.right = rect->x + rect->width;
- mswRect.bottom = rect->y + rect->height;
-
+ wxCopyRectToRECT(*rect, mswRect);
pRect = &mswRect;
}
else
::ClientToScreen(hWnd, &point);
wxCurrentPopupMenu = menu;
#if defined(__WXWINCE__)
- UINT flags = 0;
-#else
- UINT flags = TPM_RIGHTBUTTON | TPM_RECURSE;
-#endif
+ static const UINT flags = 0;
+#else // !__WXWINCE__
+ UINT flags = TPM_RIGHTBUTTON;
+ // NT4 doesn't support TPM_RECURSE and simply doesn't show the menu at all
+ // when it's use, I'm not sure about Win95/98 but prefer to err on the safe
+ // side and not to use it there neither -- modify the test if it does work
+ // on these systems
+ if ( wxGetWinVersion() >= wxWinVersion_5 )
+ {
+ // using TPM_RECURSE allows us to show a popup menu while another menu
+ // is opened which can be useful and is supported by the other
+ // platforms, so allow it under Windows too
+ flags |= TPM_RECURSE;
+ }
+#endif // __WXWINCE__/!__WXWINCE__
+
::TrackPopupMenu(hMenu, flags, point.x, point.y, 0, hWnd, NULL);
// we need to do it right now as otherwise the events are never going to be
node = node->GetNext() )
{
wxWindow * const win = node->GetData();
- if ( win->AcceptsFocus() &&
+ if ( win->CanAcceptFocus() &&
!(::GetWindowLong(GetHwndOf(win), GWL_EXSTYLE) &
WS_EX_CONTROLPARENT) )
{
LRESULT rc;
- if ( wnd && wxEventLoop::AllowProcessing(wnd) )
+ if ( wnd && wxGUIEventLoop::AllowProcessing(wnd) )
rc = wnd->MSWWindowProc(message, wParam, lParam);
else
rc = ::DefWindowProc(hWnd, message, wParam, lParam);
// problems, so don't do it for them (unnecessary anyhow)
if ( !win->IsOfStandardClass() )
{
- if ( message == WM_LBUTTONDOWN && win->AcceptsFocus() )
+ if ( message == WM_LBUTTONDOWN && win->CanAcceptFocus() )
win->SetFocus();
}
}
}
break;
#endif // __WXWINCE__
+
+ default:
+ // try a custom message handler
+ const MSWMessageHandlers::const_iterator
+ i = gs_messageHandlers.find(message);
+ if ( i != gs_messageHandlers.end() )
+ {
+ processed = (*i->second)(this, message, wParam, lParam);
+ }
}
if ( !processed )
// menu creation code
wxMenuItem *item = (wxMenuItem*)mii.dwItemData;
- const wxChar *p = wxStrchr(item->GetText(), _T('&'));
+ const wxChar *p = wxStrchr(item->GetText().wx_str(), _T('&'));
while ( p++ )
{
if ( *p == _T('&') )
return GetEventHandler()->ProcessEvent(event);
}
+// ----------------------------------------------------------------------------
+// custom message handlers
+// ----------------------------------------------------------------------------
+
+/* static */ bool
+wxWindowMSW::MSWRegisterMessageHandler(int msg, MSWMessageHandler handler)
+{
+ wxCHECK_MSG( gs_messageHandlers.find(msg) == gs_messageHandlers.end(),
+ false, _T("registering handler for the same message twice") );
+
+ gs_messageHandlers[msg] = handler;
+ return true;
+}
+
+/* static */ void
+wxWindowMSW::MSWUnregisterMessageHandler(int msg, MSWMessageHandler handler)
+{
+ const MSWMessageHandlers::iterator i = gs_messageHandlers.find(msg);
+ wxCHECK_RET( i != gs_messageHandlers.end() && i->second == handler,
+ _T("unregistering non-registered handler?") );
+
+ gs_messageHandlers.erase(i);
+}
+
// ===========================================================================
// global functions
// ===========================================================================
}
return CallNextHookEx(ms_hMsgHookProc, nCode, wParam, lParam);
- };
+ }
private:
static HHOOK ms_hMsgHookProc;
projects / wxWidgets.git / blobdiff