WXLRESULT wxMDIParentFrame::MSWWindowProc(WXUINT message,
WXWPARAM wParam,
WXLPARAM lParam)
{
WXLRESULT rc = 0;
bool processed = false;
switch ( message )
{
case WM_ACTIVATE:
{
WXWORD state, minimized;
WXHWND hwnd;
UnpackActivate(wParam, lParam, &state, &minimized, &hwnd);
processed = HandleActivate(state, minimized != 0, hwnd);
}
break;
case WM_COMMAND:
{
WXWORD id, cmd;
WXHWND hwnd;
UnpackCommand(wParam, lParam, &id, &hwnd, &cmd);
(void)HandleCommand(id, cmd, hwnd);
// even if the frame didn't process it, there is no need to try it
// once again (i.e. call wxFrame::HandleCommand()) - we just did it,
// so pretend we processed the message anyhow
processed = true;
}
// always pass this message DefFrameProc(), otherwise MDI menu
// commands (and sys commands - more surprisingly!) won't work
MSWDefWindowProc(message, wParam, lParam);
break;
case WM_CREATE:
m_clientWindow = OnCreateClient();
// Uses own style for client style
if ( !m_clientWindow->CreateClient(this, GetWindowStyleFlag()) )
{
wxLogMessage(_("Failed to create MDI parent frame."));
rc = -1;
}
processed = true;
break;
case WM_ERASEBKGND:
processed = true;
// we erase background ourselves
rc = true;
break;
case WM_MENUSELECT:
{
WXWORD item, flags;
WXHMENU hmenu;
UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
if ( m_parentFrameActive )
{
processed = HandleMenuSelect(item, flags, hmenu);
}
else if (m_currentChild)
{
processed = m_currentChild->
HandleMenuSelect(item, flags, hmenu);
}
}
break;
case WM_SIZE:
// though we don't (usually) resize the MDI client to exactly fit the
// client area we need to pass this one to DefFrameProc to allow the children to show
break;
}
if ( !processed )
rc = wxFrame::MSWWindowProc(message, wParam, lParam);
return rc;
}
/*
* MainWindowProc - procedure for main (root) window
*/
WINEXPORT LRESULT CALLBACK MainWindowProc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
{
RECT rect;
vi_rc rc;
HANDLE hfileinfo;
int cnt, i;
char *buff;
switch( msg ) {
case WM_CREATE:
Root = hwnd;
GetClientRect( hwnd, &rect );
EditContainer = CreateContainerWindow( &rect );
InitWindows();
DragAcceptFiles( hwnd, TRUE );
timerID = SetTimer( hwnd, TIMER_ID, 60L * 1000L, NULL );
break;
case WM_DROPFILES:
hfileinfo = (HANDLE) wparam;
cnt = DragQueryFile( hfileinfo, (UINT)-1, NULL, 0 );
buff = alloca( FILENAME_MAX + 2 ); /* we add a " at the beginning and at the end so we can handle path- and filenames with spaces */
if( buff != NULL ) {
buff[0] = '"'; /* one " at the beginning of the filename */
for( i = 0; i < cnt; i++ ) {
if( DragQueryFile( hfileinfo, i, buff + 1, FILENAME_MAX ) == (UINT)-1 ) {
break;
}
strcat( buff, "\"" );
rc = EditFile( buff, FALSE );
if( rc > ERR_NO_ERR ) {
Error( GetErrorMsg( rc ) );
}
}
}
DragFinish( hfileinfo );
break;
case WM_TIMER:
UpdateStatusWindow();
break;
case WM_KEYDOWN:
if( WindowsKeyPush( wparam, HIWORD( lparam ) ) ) {
return( 0 );
}
break;
case WM_SIZE:
DefFrameProc( hwnd, EditContainer, msg, wparam, lparam );
RootState = wparam;
if( wparam != SIZE_MINIMIZED ) {
ResizeRoot();
GetWindowRect( hwnd, &RootRect );
if( wparam != SIZE_MAXIMIZED ) {
RootState = 0;
}
}
return( 0 );
case WM_MOVE:
DefFrameProc( hwnd, EditContainer, msg, wparam, lparam );
if( RootState != SIZE_MINIMIZED ) {
GetWindowRect( hwnd, &RootRect );
}
return( 0 );
case WM_ACTIVATEAPP:
if( BAD_ID( CurrentWindow ) ) {
break;
}
SetFocus( Root );
#if 0
if( !wparam ) {
InactiveWindow( CurrentWindow );
} else {
SendMessage( EditContainer, WM_MDIACTIVATE, (WPARAM)CurrentWindow, 0L );
}
#endif
if( wparam ) {
ResetEditWindowCursor( CurrentWindow );
} else {
GoodbyeCursor( CurrentWindow );
}
break;
case WM_MOUSEACTIVATE:
SetFocus( hwnd );
return( MA_ACTIVATE );
case WM_SETFOCUS:
if( BAD_ID( CurrentWindow ) ) {
break;
}
if( !IsIconic( CurrentWindow ) ) {
SendMessage( EditContainer, WM_MDIACTIVATE, (WPARAM)CurrentWindow, 0L );
DCUpdate();
SetWindowCursor();
SetWindowCursorForReal();
return( 0 );
}
break;
case WM_NCLBUTTONDBLCLK:
break;
case WM_COMMAND:
if( LOWORD( wparam ) > 0xF000 ) {
break;
} else {
rc = MenuCommand( LOWORD( wparam ) );
if( rc != MENU_COMMAND_NOT_HANDLED ) {
DCUpdateAll();
if( rc > ERR_NO_ERR ) {
char *msg;
msg = GetErrorMsg( rc );
Error( msg );
}
}
SetWindowCursor();
}
return( 0 );
case WM_INITMENU:
if( (HMENU)wparam == GetMenu( hwnd ) ) {
HandleInitMenu( (HMENU)wparam );
} else {
ResetMenuBits();
}
break;
case WM_MENUSELECT:
HandleMenuSelect( wparam, lparam );
break;
case WM_ENDSESSION:
if( wparam ) {
ExitEditor( 0 );
// will not return
}
return( 0 );
case WM_QUERYENDSESSION:
return( ExitWithPrompt( FALSE, TRUE ) );
case WM_CLOSE:
ExitWithPrompt( TRUE, TRUE );
return( 0 );
#ifdef __NT__
case WM_MOUSEWHEEL:
{
int i, increment;
ULONG linesPerNotch;
HWND activeWnd;
activeWnd = (HWND)SendMessage( EditContainer, WM_MDIGETACTIVE, 0, 0 );
SystemParametersInfo( SPI_GETWHEELSCROLLLINES, 0, &linesPerNotch, 0 );
increment = GET_WHEEL_DELTA_WPARAM( wparam ) / 120;
// see WM_MOUSEWHEEL-documentation for information about the "120"
if( increment > 0 ) {
for( i = 0; i < increment * (int)linesPerNotch; i++ ) {
SendMessage( activeWnd, WM_VSCROLL, SB_LINEUP, 0 );
}
} else {
for( i = 0; i < (-increment) * (int)linesPerNotch; i++ ) {
SendMessage( activeWnd, WM_VSCROLL, SB_LINEDOWN, 0 );
}
}
}
return( 0 );
#endif
case WM_DESTROY:
DestroyToolBar();
DragAcceptFiles( hwnd, FALSE );
EditContainer = 0;
if( timerID ) {
KillTimer( hwnd, TIMER_ID );
}
return( 0 );
}
return( DefFrameProc( hwnd, EditContainer, msg, wparam, lparam ) );
} /* MainWindowProc */
MRESULT wxFrame::OS2WindowProc( WXUINT uMessage,
WXWPARAM wParam,
WXLPARAM lParam )
{
MRESULT mRc = 0L;
bool bProcessed = false;
switch (uMessage)
{
case WM_CLOSE:
//
// If we can't close, tell the system that we processed the
// message - otherwise it would close us
//
bProcessed = !Close();
break;
case WM_PAINT:
bProcessed = HandlePaint();
mRc = (MRESULT)FALSE;
break;
case WM_ERASEBACKGROUND:
//
// Returning TRUE to requests PM to paint the window background
// in SYSCLR_WINDOW. We capture this here because the PS returned
// in Frames is the PS for the whole frame, which we can't really
// use at all. If you want to paint a different background, do it
// in an OnPaint using a wxPaintDC.
//
mRc = (MRESULT)(TRUE);
break;
case WM_COMMAND:
{
WORD wId;
WORD wCmd;
WXHWND hWnd;
UnpackCommand( (WXWPARAM)wParam
,(WXLPARAM)lParam
,&wId
,&hWnd
,&wCmd
);
bProcessed = HandleCommand( wId
,wCmd
,(WXHWND)hWnd
);
}
break;
case WM_MENUSELECT:
{
WXWORD wItem;
WXWORD wFlags;
WXHMENU hMenu;
UnpackMenuSelect( wParam
,lParam
,&wItem
,&wFlags
,&hMenu
);
bProcessed = HandleMenuSelect( wItem
,wFlags
,hMenu
);
mRc = (MRESULT)TRUE;
}
break;
case WM_SIZE:
{
SHORT nScxnew = SHORT1FROMMP(lParam); // New horizontal size.
SHORT nScynew = SHORT2FROMMP(lParam); // New vertical size.
lParam = MRFROM2SHORT( nScxnew - 20
,nScynew - 30
);
}
bProcessed = HandleSize(LOWORD(lParam), HIWORD(lParam), (WXUINT)wParam);
mRc = (MRESULT)FALSE;
break;
case CM_QUERYDRAGIMAGE:
{
const wxIcon& vIcon = GetIcon();
HPOINTER hIcon;
if (vIcon.Ok())
hIcon = (HPOINTER)::WinSendMsg(GetHWND(), WM_QUERYICON, 0L, 0L);
else
hIcon = (HPOINTER)m_hDefaultIcon;
mRc = (MRESULT)hIcon;
bProcessed = mRc != 0;
}
break;
}
if (!bProcessed )
mRc = wxWindow::OS2WindowProc( uMessage
,wParam
,lParam
);
return (MRESULT)mRc;
} // wxFrame::OS2WindowProc
WXLRESULT wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
{
WXLRESULT rc = 0;
bool processed = false;
switch ( message )
{
case WM_CLOSE:
// if we can't close, tell the system that we processed the
// message - otherwise it would close us
processed = !Close();
break;
case WM_SIZE:
processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
break;
case WM_COMMAND:
{
WORD id, cmd;
WXHWND hwnd;
UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
&id, &hwnd, &cmd);
HandleCommand(id, cmd, (WXHWND)hwnd);
// don't pass WM_COMMAND to the base class whether we processed
// it or not because we did generate an event for it (our
// HandleCommand() calls the base class version) and we must
// not do it again or the handlers which skip the event would
// be called twice
processed = true;
}
break;
#if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
#if wxUSE_MENUS
case WM_INITMENUPOPUP:
processed = HandleInitMenuPopup((WXHMENU) wParam);
break;
case WM_MENUSELECT:
{
WXWORD item, flags;
WXHMENU hmenu;
UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
processed = HandleMenuSelect(item, flags, hmenu);
}
break;
case WM_EXITMENULOOP:
processed = HandleMenuLoop(wxEVT_MENU_CLOSE, (WXWORD)wParam);
break;
#endif // wxUSE_MENUS
case WM_QUERYDRAGICON:
{
const wxIcon& icon = GetIcon();
HICON hIcon = icon.IsOk() ? GetHiconOf(icon)
: (HICON)GetDefaultIcon();
rc = (WXLRESULT)hIcon;
processed = rc != 0;
}
break;
#endif // !__WXMICROWIN__
}
if ( !processed )
rc = wxFrameBase::MSWWindowProc(message, wParam, lParam);
return rc;
}
WXLRESULT wxFrame::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
{
WXLRESULT rc = 0;
bool processed = false;
switch ( message )
{
case WM_CLOSE:
// if we can't close, tell the system that we processed the
// message - otherwise it would close us
processed = !Close();
break;
case WM_SIZE:
processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
break;
case WM_COMMAND:
{
WORD id, cmd;
WXHWND hwnd;
UnpackCommand((WXWPARAM)wParam, (WXLPARAM)lParam,
&id, &hwnd, &cmd);
processed = HandleCommand(id, cmd, (WXHWND)hwnd);
}
break;
case WM_PAINT:
processed = HandlePaint();
break;
case WM_INITMENUPOPUP:
processed = HandleInitMenuPopup((WXHMENU) wParam);
break;
#if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
case WM_MENUSELECT:
{
WXWORD item, flags;
WXHMENU hmenu;
UnpackMenuSelect(wParam, lParam, &item, &flags, &hmenu);
processed = HandleMenuSelect(item, flags, hmenu);
}
break;
case WM_EXITMENULOOP:
processed = HandleMenuLoop(wxEVT_MENU_CLOSE, (WXWORD)wParam);
break;
case WM_QUERYDRAGICON:
{
const wxIcon& icon = GetIcon();
HICON hIcon = icon.Ok() ? GetHiconOf(icon)
: (HICON)GetDefaultIcon();
rc = (long)hIcon;
processed = rc != 0;
}
break;
#endif // !__WXMICROWIN__
}
if ( !processed )
rc = wxFrameBase::MSWWindowProc(message, wParam, lParam);
return rc;
}
static pascal SInt32 MenuSelectPatch(Point startPt)
// This is our patch on MenuSelect. The basic idea is to
// call our clients to let them adjust their menus (and install
// sub-menus by calling InsertSystemMenu), call through to
// the old trap, call our clients to un-adjust their menus,
// and then call HandleMenuSelect to see whether the chosen
// menu was one of our system menus. If it was, HandleMenuSelect
// calls the client to tell them that their menu was chosen and
// returns 0 so that we tell the host application that nothing
// happened.
//
// Note that MenuSelect is called by MenuEvent, so this patch
// covers that case as well.
{
long oldA4;
SInt32 result;
SubSysMenuHandle tempSubSysMenus;
oldA4 = SetUpA4();
// Our patch should only be installed if InitMoreSystemMenus was successful.
assert(gRootSysMenus != NULL);
// Only do stuff if we're actually up and running.
// If gHaveInsertedRootSysMenus is false, it means that
// someone is calling MenuSelect before our InsertMenu patch
// has run, ie before anyone has inserted any system menus,
// ie before the Process Manager has launched. I don't know
// whether this ever happens, I'm use being cautious.
// Also, if gMenuSelectState is not NULL then we're getting recursion
// where we're not expecting it (probably from the kSystemMenuPreSelectAdjust
// or kSystemMenuPostSelectAdjust callbacks, but possibly from another
// trap patch), so we just call through to the system in that case.
// We want debug versions to tell the client that they're recursing
// in an unsupport fashion.
assert(gMenuSelectState == kMenuSelectStateNil);
if ( gHaveInsertedRootSysMenus && gMenuSelectState == kMenuSelectStateNil) {
// OK, so we're up and running, so let's do our stuff.
// First tell all clients that we're about to do a MenuSelect
// (they can adjust their menus and insert sub-menus)...
assert(gSubSysMenus == NULL);
gMenuSelectState = kMenuSelectStatePre;
CallAllClients(kSystemMenuPreSelectAdjust, NULL);
// ... then call through to the old trap address...
result = CallMenuSelectProc(gMenuSelectOldUPP, startPt);
// ... and then tell all clients that we're done...
gMenuSelectState = kMenuSelectStatePost;
CallAllClients(kSystemMenuPostSelectAdjust, NULL);
// Things get tricky here. In order to allow the client
// to post modal dialogs from its kSystemMenuActOnChosen callback,
// we must be re-entrant at the time we call HandleMenuSelect
// (because the ModalDialog routine will call MenuSelect).
// But we want to avoid having sub-menus in the menu bar when
// we're recursively called because we're going to call the
// client's kSystemMenuPreSelectAdjust callback, which will
// attempt to re-insert those menus.
//
// So, we remove our sub-menus now, before calling the
// kSystemMenuActOnChosen callback, then we make the callback,
// and then we dispose of the memory we used to track the
// sub-menus.
tempSubSysMenus = gSubSysMenus;
gSubSysMenus = NULL;
DeleteSubMenus(tempSubSysMenus);
gMenuSelectState = kMenuSelectStateNil;
// At this point we're prepared to accept recursion.
// Call HandleMenuSelect to process the results
// from the menu operation and call the appropriate
// client if it was one of our menus.
result = HandleMenuSelect(result, tempSubSysMenus);
// Clean up. If we created any sub-menu info,
// dispose of it.
if (tempSubSysMenus != NULL) {
DisposeHandle( (Handle) tempSubSysMenus);
assert(MemError() == noErr);
}
} else {
result = CallMenuSelectProc(gMenuSelectOldUPP, startPt);
}
assert(gMenuSelectState == kMenuSelectStateNil);
(void) SetA4(oldA4);
return result;
}
