pascal OSStatus wxDockEventHandler( EventHandlerCallRef inHandlerCallRef,
EventRef inEvent, void* pData)
{
wxTaskBarIcon*& pTB = (wxTaskBarIcon*&) pData;
const UInt32 eventClass = GetEventClass(inEvent);
const UInt32 eventKind = GetEventKind(inEvent);
if (eventClass == kEventClassCommand && eventKind == kEventCommandProcess)
{
//TODO: This is a complete copy of
//static pascal OSStatus wxMacAppCommandEventHandler( EventHandlerCallRef handler , EventRef event , void *data )
if (! pTB->GetCurrentMenu() )
{
return eventNotHandledErr;
}
MenuRef hMenu = MAC_WXHMENU(pTB->GetCurrentMenu()->GetHMenu());
OSStatus result = eventNotHandledErr ;
HICommand command ;
OSErr err;
err = GetEventParameter(inEvent, kEventParamDirectObject, typeHICommand,
NULL, sizeof(HICommand), NULL, &command);
wxASSERT(err == noErr);
MenuItemIndex menuItemIndex;
err = GetIndMenuItemWithCommandID(hMenu, command.commandID, 1, NULL, &menuItemIndex);
wxASSERT(err == noErr);
MenuCommand id = command.commandID ;
wxMenuItem* item = NULL;
// for items we don't really control
if ( id == kHICommandPreferences )
{
id = wxApp::s_macPreferencesMenuItemId ;
wxMenuBar* mbar = wxMenuBar::MacGetInstalledMenuBar() ;
if ( mbar )
{
wxMenu* menu = NULL ;
item = mbar->FindItem( id , &menu ) ;
}
}
else if (id != 0)
GetMenuItemRefCon( hMenu , menuItemIndex , (UInt32*) &item ) ;
if ( item )
{
if (item->IsCheckable())
{
item->Check( !item->IsChecked() ) ;
}
item->GetMenu()->SendEvent( id , item->IsCheckable() ? item->IsChecked() : -1 ) ;
result = noErr ;
}
return result ;
}
wxASSERT(eventClass == kEventClassApplication && eventKind == kEventAppGetDockTileMenu);
//process the right click events
wxTaskBarIconEvent downevt(wxEVT_TASKBAR_RIGHT_DOWN,NULL);
pTB->ProcessEvent(downevt);
wxTaskBarIconEvent upevt(wxEVT_TASKBAR_RIGHT_UP,NULL);
pTB->ProcessEvent(upevt);
//create popup menu
wxMenu* menu = pTB->DoCreatePopupMenu();
OSStatus err = noErr;
if(menu)
{
//note to self - a MenuRef IS A MenuHandle
MenuRef hMenu = MAC_WXHMENU(menu->GetHMenu());
//When we call SetEventParameter it will decrement
//the reference count of the menu - we need to make
//sure it stays around in the wxMenu class here
RetainMenu(hMenu);
//set the actual dock menu
err = SetEventParameter((EventRef) inEvent, kEventParamMenuRef,
typeMenuRef, sizeof(MenuRef),
&hMenu);
wxASSERT(err == 0);
return err;
}
else
return eventNotHandledErr;
}
//-----------------------------------------------------------------------------
// wxDockEventHandler
//
// This is the global Mac/Carbon event handler for the dock.
// We need this for two reasons:
// 1) To handle wxTaskBarIcon menu events (see below for why)
// 2) To handle events from the dock when it requests a menu
//-----------------------------------------------------------------------------
pascal OSStatus
wxDockEventHandler(EventHandlerCallRef WXUNUSED(inHandlerCallRef),
EventRef inEvent,
void *pData)
{
// Get the parameters we want from the event
wxDockTaskBarIcon* pTB = (wxDockTaskBarIcon*) pData;
const UInt32 eventClass = GetEventClass(inEvent);
const UInt32 eventKind = GetEventKind(inEvent);
OSStatus err = eventNotHandledErr;
// Handle wxTaskBar menu events (note that this is a global event handler
// so it will actually get called by all commands/menus)
if ((eventClass == kEventClassCommand) && (eventKind == kEventCommandProcess || eventKind == kEventCommandUpdateStatus ))
{
// if we have no taskbar menu quickly pass it back to wxApp
if (pTB->m_pMenu != NULL)
{
// This is the real reason why we need this. Normally menus
// get handled in wxMacAppEventHandler
// However, in the case of a taskbar menu call
// command.menu.menuRef IS NULL!
// Which causes the wxApp handler just to skip it.
// get the HICommand from the event
HICommand command;
if (GetEventParameter(inEvent, kEventParamDirectObject,
typeHICommand, NULL,sizeof(HICommand), NULL, &command ) == noErr)
{
// Obtain the REAL menuRef and the menuItemIndex in the real menuRef
//
// NOTE: menuRef is generally used here for submenus, as
// GetMenuItemRefCon could give an incorrect wxMenuItem if we pass
// just the top level wxTaskBar menu
MenuItemIndex menuItemIndex;
MenuRef menuRef;
MenuRef taskbarMenuRef = MAC_WXHMENU(pTB->m_pMenu->GetHMenu());
// the next command is only successful if it was a command from the taskbar menu
// otherwise we pass it on
if (GetIndMenuItemWithCommandID(taskbarMenuRef,command.commandID,
1, &menuRef, &menuItemIndex ) == noErr)
{
wxMenu* itemMenu = wxFindMenuFromMacMenu( menuRef ) ;
int id = wxMacCommandToId( command.commandID ) ;
wxMenuItem *item = NULL;
if (id != 0) // get the wxMenuItem reference from the MenuRef
GetMenuItemRefCon( menuRef, menuItemIndex, (URefCon*) &item );
if (item && itemMenu )
{
if ( eventKind == kEventCommandProcess )
{
if ( itemMenu->HandleCommandProcess( item ) )
err = noErr;
}
else if ( eventKind == kEventCommandUpdateStatus )
{
if ( itemMenu->HandleCommandUpdateStatus( item ) )
err = noErr;
}
}
}
}
} //end if noErr on getting HICommand from event
}
else if ((eventClass == kEventClassApplication) && (eventKind == kEventAppGetDockTileMenu ))
{
// process the right click events
// NB: This may result in double or even triple-creation of the menus
// We need to do this for 2.4 compat, however
wxTaskBarIconEvent downevt(wxEVT_TASKBAR_RIGHT_DOWN, NULL);
pTB->m_parent->ProcessEvent(downevt);
wxTaskBarIconEvent upevt(wxEVT_TASKBAR_RIGHT_UP, NULL);
pTB->m_parent->ProcessEvent(upevt);
// create popup menu
wxMenu* menu = pTB->DoCreatePopupMenu();
if (menu != NULL)
{
// note to self - a MenuRef *is* a MenuHandle
MenuRef hMenu = MAC_WXHMENU(menu->GetHMenu());
// When SetEventParameter is called it will decrement
// the reference count of the menu - we need to make
// sure it stays around in the wxMenu class here
CFRetain(hMenu);
// set the actual dock menu
err = SetEventParameter(
inEvent, kEventParamMenuRef,
typeMenuRef, sizeof(MenuRef), &hMenu );
verify_noerr( err );
}
}
return err;
}
//-----------------------------------------------------------------------------
// wxDockEventHandler
//
// This is the global Mac/Carbon event handler for the dock.
// We need this for two reasons:
// 1) To handle wxTaskBarIcon menu events (see below for why)
// 2) To handle events from the dock when it requests a menu
//-----------------------------------------------------------------------------
pascal OSStatus wxDockEventHandler( EventHandlerCallRef inHandlerCallRef,
EventRef inEvent, void *pData )
{
// Get the parameters we want from the event
wxDockTaskBarIcon* pTB = (wxDockTaskBarIcon*) pData;
const UInt32 eventClass = GetEventClass(inEvent);
const UInt32 eventKind = GetEventKind(inEvent);
// Handle wxTaskBar menu events (note that this is a global event handler
// so it will actually get called by all commands/menus)
if ((eventClass == kEventClassCommand) && (eventKind == kEventCommandProcess))
{
// if we have no taskbar menu quickly pass it back to wxApp
if (pTB->m_pMenu == NULL)
return eventNotHandledErr;
// This is the real reason why we need this. Normally menus
// get handled in wxMacAppEventHandler
//
// pascal OSStatus wxMacAppEventHandler(EventHandlerCallRef handler,
// EventRef event, void *data)
//
// However, in the case of a taskbar menu call
// command.menu.menuRef IS NULL!
// Which causes the wxApp handler just to skip it.
MenuRef taskbarMenuRef = MAC_WXHMENU(pTB->m_pMenu->GetHMenu());
OSStatus err;
// get the HICommand from the event
HICommand command;
err = GetEventParameter(
inEvent, kEventParamDirectObject,
typeHICommand, NULL,
sizeof(HICommand), NULL, &command );
if (err == noErr)
{
// Obtain the REAL menuRef and the menuItemIndex in the real menuRef
//
// NOTE: menuRef is generally used here for submenus, as
// GetMenuItemRefCon could give an incorrect wxMenuItem if we pass
// just the top level wxTaskBar menu
MenuItemIndex menuItemIndex;
MenuRef menuRef;
err = GetIndMenuItemWithCommandID(
taskbarMenuRef,
command.commandID,
1, &menuRef, &menuItemIndex );
if (err == noErr)
{
MenuCommand id = command.commandID;
wxMenuItem *item = NULL;
if (id != 0) // get the wxMenuItem reference from the MenuRef
GetMenuItemRefCon( menuRef, menuItemIndex, (URefCon*) &item );
if (item)
{
// Handle items that are checkable
// FIXME: Doesn't work (at least on 10.2)!
if (item->IsCheckable())
item->Check( !item->IsChecked() );
// send the wxEvent to the wxMenu
item->GetMenu()->SendEvent( id, item->IsCheckable() ? item->IsChecked() : -1 );
// successfully handled the event
err = noErr;
}
}
} //end if noErr on getting HICommand from event
// return whether we handled the event or not
return err;
}
// We better have a kEventClassApplication/kEventAppGetDockTileMenu combo here,
// otherwise something is truly funky
wxASSERT(eventClass == kEventClassApplication &&
eventKind == kEventAppGetDockTileMenu);
// process the right click events
// NB: This may result in double or even triple-creation of the menus
// We need to do this for 2.4 compat, however
wxTaskBarIconEvent downevt(wxEVT_TASKBAR_RIGHT_DOWN, NULL);
pTB->m_parent->ProcessEvent(downevt);
wxTaskBarIconEvent upevt(wxEVT_TASKBAR_RIGHT_UP, NULL);
pTB->m_parent->ProcessEvent(upevt);
// create popup menu
wxMenu* menu = pTB->DoCreatePopupMenu();
OSStatus err = eventNotHandledErr;
if (menu != NULL)
{
// note to self - a MenuRef *is* a MenuHandle
MenuRef hMenu = MAC_WXHMENU(menu->GetHMenu());
// When SetEventParameter is called it will decrement
// the reference count of the menu - we need to make
// sure it stays around in the wxMenu class here
CFRetain(hMenu);
// set the actual dock menu
err = SetEventParameter(
inEvent, kEventParamMenuRef,
typeMenuRef, sizeof(MenuRef), &hMenu );
verify_noerr( err );
}
return err;
}
