Sweden-Number/windows/mdi.c

1880 lines
53 KiB
C

/* MDI.C
*
* Copyright 1994, Bob Amstadt
* 1995,1996 Alex Korobka
*
* This file contains routines to support MDI features.
*
* Notes: Fairly complete implementation. Any volunteers for
* "More windows..." stuff?
*
* Also, Excel and WinWord do _not_ use MDI so if you're trying
* to fix them look elsewhere.
*/
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "windows.h"
#include "win.h"
#include "heap.h"
#include "nonclient.h"
#include "mdi.h"
#include "user.h"
#include "menu.h"
#include "resource.h"
#include "struct32.h"
#include "sysmetrics.h"
#include "debug.h"
#define MDIF_NEEDUPDATE 0x0001
static HBITMAP16 hBmpClose = 0;
static HBITMAP16 hBmpRestore = 0;
INT32 SCROLL_SetNCSbState(WND*,int,int,int,int,int,int);
/* ----------------- declarations ----------------- */
static void MDI_UpdateFrameText(WND *, HWND32, BOOL32, LPCSTR);
static BOOL32 MDI_AugmentFrameMenu(MDICLIENTINFO*, WND *, HWND32);
static BOOL32 MDI_RestoreFrameMenu(WND *, HWND32);
static LONG MDI_ChildActivate( WND*, HWND32 );
/* -------- Miscellaneous service functions ----------
*
* MDI_GetChildByID
*/
static HWND32 MDI_GetChildByID(WND* wndPtr, INT32 id)
{
for (wndPtr = wndPtr->child; wndPtr; wndPtr = wndPtr->next)
if (wndPtr->wIDmenu == id) return wndPtr->hwndSelf;
return 0;
}
static void MDI_PostUpdate(HWND32 hwnd, MDICLIENTINFO* ci, WORD recalc)
{
if( !(ci->mdiFlags & MDIF_NEEDUPDATE) )
{
ci->mdiFlags |= MDIF_NEEDUPDATE;
PostMessage32A( hwnd, WM_MDICALCCHILDSCROLL, 0, 0);
}
ci->sbRecalc = recalc;
}
/**********************************************************************
* MDI_MenuModifyItem
*/
static BOOL32 MDI_MenuModifyItem(WND* clientWnd, HWND32 hWndChild )
{
char buffer[128];
MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
WND *wndPtr = WIN_FindWndPtr(hWndChild);
UINT32 n = sprintf(buffer, "%d ",
wndPtr->wIDmenu - clientInfo->idFirstChild + 1);
BOOL32 bRet = 0;
if( !clientInfo->hWindowMenu ) return 0;
if (wndPtr->text) lstrcpyn32A(buffer + n, wndPtr->text, sizeof(buffer) - n );
n = GetMenuState32(clientInfo->hWindowMenu,wndPtr->wIDmenu ,MF_BYCOMMAND);
bRet = ModifyMenu32A(clientInfo->hWindowMenu , wndPtr->wIDmenu,
MF_BYCOMMAND | MF_STRING, wndPtr->wIDmenu, buffer );
CheckMenuItem32(clientInfo->hWindowMenu ,wndPtr->wIDmenu , n & MF_CHECKED);
return bRet;
}
/**********************************************************************
* MDI_MenuDeleteItem
*/
static BOOL32 MDI_MenuDeleteItem(WND* clientWnd, HWND32 hWndChild )
{
char buffer[128];
MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
WND *wndPtr = WIN_FindWndPtr(hWndChild);
UINT32 index = 0,id,n;
if( !clientInfo->nActiveChildren ||
!clientInfo->hWindowMenu ) return 0;
id = wndPtr->wIDmenu;
DeleteMenu32(clientInfo->hWindowMenu,id,MF_BYCOMMAND);
/* walk the rest of MDI children to prevent gaps in the id
* sequence and in the menu child list */
for( index = id+1; index <= clientInfo->nActiveChildren +
clientInfo->idFirstChild; index++ )
{
wndPtr = WIN_FindWndPtr(MDI_GetChildByID(clientWnd,index));
if( !wndPtr )
{
TRACE(mdi,"no window for id=%i\n",index);
continue;
}
/* set correct id */
wndPtr->wIDmenu--;
n = sprintf(buffer, "%d ",index - clientInfo->idFirstChild);
if (wndPtr->text)
lstrcpyn32A(buffer + n, wndPtr->text, sizeof(buffer) - n );
/* change menu */
ModifyMenu32A(clientInfo->hWindowMenu ,index ,MF_BYCOMMAND | MF_STRING,
index - 1 , buffer );
}
return 1;
}
/**********************************************************************
* MDI_GetWindow
*
* returns "activateable" child different from the current or zero
*/
static HWND32 MDI_GetWindow(WND *clientWnd, HWND32 hWnd, BOOL32 bNext,
DWORD dwStyleMask )
{
MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra;
WND *wndPtr, *pWnd, *pWndLast = NULL;
dwStyleMask |= WS_DISABLED | WS_VISIBLE;
if( !hWnd ) hWnd = clientInfo->hwndActiveChild;
if( !(wndPtr = WIN_FindWndPtr(hWnd)) ) return 0;
for ( pWnd = wndPtr->next; ; pWnd = pWnd->next )
{
if (!pWnd ) pWnd = wndPtr->parent->child;
if ( pWnd == wndPtr ) break; /* went full circle */
if (!pWnd->owner && (pWnd->dwStyle & dwStyleMask) == WS_VISIBLE )
{
pWndLast = pWnd;
if ( bNext ) break;
}
}
return pWndLast ? pWndLast->hwndSelf : 0;
}
/**********************************************************************
* MDI_CalcDefaultChildPos
*
* It seems that the default height is about 2/3 of the client rect
*/
static void MDI_CalcDefaultChildPos( WND* w, WORD n, LPPOINT32 lpPos,
INT32 delta)
{
INT32 nstagger;
RECT32 rect = w->rectClient;
INT32 spacing = GetSystemMetrics32(SM_CYCAPTION) +
GetSystemMetrics32(SM_CYFRAME) - 1;
if( rect.bottom - rect.top - delta >= spacing )
rect.bottom -= delta;
nstagger = (rect.bottom - rect.top)/(3 * spacing);
lpPos[1].x = (rect.right - rect.left - nstagger * spacing);
lpPos[1].y = (rect.bottom - rect.top - nstagger * spacing);
lpPos[0].x = lpPos[0].y = spacing * (n%(nstagger+1));
}
/**********************************************************************
* MDISetMenu
*/
static LRESULT MDISetMenu( HWND32 hwnd, HMENU32 hmenuFrame,
HMENU32 hmenuWindow)
{
WND *w = WIN_FindWndPtr(hwnd);
MDICLIENTINFO *ci;
HWND32 hwndFrame = GetParent32(hwnd);
HMENU32 oldFrameMenu = GetMenu32(hwndFrame);
TRACE(mdi, "%04x %04x %04x\n",
hwnd, hmenuFrame, hmenuWindow);
ci = (MDICLIENTINFO *) w->wExtra;
if( ci->hwndChildMaximized && hmenuFrame && hmenuFrame!=oldFrameMenu )
MDI_RestoreFrameMenu(w->parent, ci->hwndChildMaximized );
if( hmenuWindow && hmenuWindow!=ci->hWindowMenu )
{
/* delete menu items from ci->hWindowMenu
* and add them to hmenuWindow */
INT32 i = GetMenuItemCount32(ci->hWindowMenu) - 1;
INT32 pos = GetMenuItemCount32(hmenuWindow) + 1;
AppendMenu32A( hmenuWindow, MF_SEPARATOR, 0, NULL);
if( ci->nActiveChildren )
{
INT32 j = i - ci->nActiveChildren + 1;
char buffer[100];
UINT32 id,state;
for( ; i >= j ; i-- )
{
id = GetMenuItemID32(ci->hWindowMenu,i );
state = GetMenuState32(ci->hWindowMenu,i,MF_BYPOSITION);
GetMenuString32A(ci->hWindowMenu, i, buffer, 100, MF_BYPOSITION);
DeleteMenu32(ci->hWindowMenu, i , MF_BYPOSITION);
InsertMenu32A(hmenuWindow, pos, MF_BYPOSITION | MF_STRING,
id, buffer);
CheckMenuItem32(hmenuWindow ,pos , MF_BYPOSITION | (state & MF_CHECKED));
}
}
/* remove separator */
DeleteMenu32(ci->hWindowMenu, i, MF_BYPOSITION);
ci->hWindowMenu = hmenuWindow;
}
if( hmenuFrame && hmenuFrame!=oldFrameMenu)
{
SetMenu32(hwndFrame, hmenuFrame);
if( ci->hwndChildMaximized )
MDI_AugmentFrameMenu(ci, w->parent, ci->hwndChildMaximized );
return oldFrameMenu;
}
return 0;
}
/**********************************************************************
* MDIRefreshMenu
*/
static LRESULT MDIRefreshMenu( HWND32 hwnd, HMENU32 hmenuFrame,
HMENU32 hmenuWindow)
{
HWND32 hwndFrame = GetParent32(hwnd);
HMENU32 oldFrameMenu = GetMenu32(hwndFrame);
TRACE(mdi, "%04x %04x %04x\n",
hwnd, hmenuFrame, hmenuWindow);
FIXME(mdi,"partially function stub\n");
return oldFrameMenu;
}
/* ------------------ MDI child window functions ---------------------- */
/**********************************************************************
* MDICreateChild
*/
static HWND32 MDICreateChild( WND *w, MDICLIENTINFO *ci, HWND32 parent,
LPMDICREATESTRUCT32A cs )
{
POINT32 pos[2];
DWORD style = cs->style | (WS_CHILD | WS_CLIPSIBLINGS);
HWND32 hwnd, hwndMax = 0;
WORD wIDmenu = ci->idFirstChild + ci->nActiveChildren;
char lpstrDef[]="junk!";
TRACE(mdi, "origin %i,%i - dim %i,%i, style %08x\n",
cs->x, cs->y, cs->cx, cs->cy, (unsigned)cs->style);
/* calculate placement */
MDI_CalcDefaultChildPos(w, ci->nTotalCreated++, pos, 0);
if (cs->cx == CW_USEDEFAULT32 || !cs->cx) cs->cx = pos[1].x;
if (cs->cy == CW_USEDEFAULT32 || !cs->cy) cs->cy = pos[1].y;
if( cs->x == CW_USEDEFAULT32 )
{
cs->x = pos[0].x;
cs->y = pos[0].y;
}
/* restore current maximized child */
if( style & WS_VISIBLE && ci->hwndChildMaximized )
{
if( style & WS_MAXIMIZE )
SendMessage32A(w->hwndSelf, WM_SETREDRAW, FALSE, 0L );
hwndMax = ci->hwndChildMaximized;
ShowWindow32( hwndMax, SW_SHOWNOACTIVATE );
if( style & WS_MAXIMIZE )
SendMessage32A(w->hwndSelf, WM_SETREDRAW, TRUE, 0L );
}
/* this menu is needed to set a check mark in MDI_ChildActivate */
AppendMenu32A(ci->hWindowMenu ,MF_STRING ,wIDmenu, lpstrDef );
ci->nActiveChildren++;
/* fix window style */
if( !(w->dwStyle & MDIS_ALLCHILDSTYLES) )
{
style &= (WS_CHILD | WS_CLIPSIBLINGS | WS_MINIMIZE | WS_MAXIMIZE |
WS_CLIPCHILDREN | WS_DISABLED | WS_VSCROLL | WS_HSCROLL );
style |= (WS_VISIBLE | WS_OVERLAPPEDWINDOW);
}
if( w->flags & WIN_ISWIN32 )
{
hwnd = CreateWindow32A( cs->szClass, cs->szTitle, style,
cs->x, cs->y, cs->cx, cs->cy, parent,
(HMENU16)wIDmenu, cs->hOwner, cs );
}
else
{
MDICREATESTRUCT16 *cs16;
LPSTR title, cls;
cs16 = SEGPTR_NEW(MDICREATESTRUCT16);
STRUCT32_MDICREATESTRUCT32Ato16( cs, cs16 );
title = SEGPTR_STRDUP( cs->szTitle );
cls = SEGPTR_STRDUP( cs->szClass );
cs16->szTitle = SEGPTR_GET(title);
cs16->szClass = SEGPTR_GET(cls);
hwnd = CreateWindow16( cs->szClass, cs->szTitle, style,
cs16->x, cs16->y, cs16->cx, cs16->cy, parent,
(HMENU32)wIDmenu, cs16->hOwner,
(LPVOID)SEGPTR_GET(cs16) );
SEGPTR_FREE( title );
SEGPTR_FREE( cls );
SEGPTR_FREE( cs16 );
}
/* MDI windows are WS_CHILD so they won't be activated by CreateWindow */
if (hwnd)
{
WND* wnd = WIN_FindWndPtr( hwnd );
MDI_MenuModifyItem(w ,hwnd);
if( wnd->dwStyle & WS_MINIMIZE && ci->hwndActiveChild )
ShowWindow32( hwnd, SW_SHOWMINNOACTIVE );
else
{
/* WS_VISIBLE is clear if a) the MDI client has
* MDIS_ALLCHILDSTYLES style and 2) the flag is cleared in the
* MDICreateStruct. If so the created window is not shown nor
* activated.
*/
int showflag=wnd->dwStyle & WS_VISIBLE;
/* clear visible flag, otherwise SetWindoPos32 ignores
* the SWP_SHOWWINDOW command.
*/
wnd->dwStyle &= ~WS_VISIBLE;
if(showflag){
SetWindowPos32( hwnd, 0, 0, 0, 0, 0, SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE );
/* Set maximized state here in case hwnd didn't receive WM_SIZE
* during CreateWindow - bad!
*/
if((wnd->dwStyle & WS_MAXIMIZE) && !ci->hwndChildMaximized )
{
ci->hwndChildMaximized = wnd->hwndSelf;
MDI_AugmentFrameMenu( ci, w->parent, hwnd );
MDI_UpdateFrameText( w->parent, ci->self, MDI_REPAINTFRAME, NULL );
}
}else
/* needed, harmless ? */
SetWindowPos32( hwnd, 0, 0, 0, 0, 0, SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOMOVE );
}
TRACE(mdi, "created child - %04x\n",hwnd);
}
else
{
ci->nActiveChildren--;
DeleteMenu32(ci->hWindowMenu,wIDmenu,MF_BYCOMMAND);
if( IsWindow32(hwndMax) )
ShowWindow32(hwndMax, SW_SHOWMAXIMIZED);
}
return hwnd;
}
/**********************************************************************
* MDI_ChildGetMinMaxInfo
*
* Note: The rule here is that client rect of the maximized MDI child
* is equal to the client rect of the MDI client window.
*/
static void MDI_ChildGetMinMaxInfo( WND* clientWnd, HWND32 hwnd,
MINMAXINFO16* lpMinMax )
{
WND* childWnd = WIN_FindWndPtr(hwnd);
RECT32 rect = clientWnd->rectClient;
MapWindowPoints32( clientWnd->parent->hwndSelf,
((MDICLIENTINFO*)clientWnd->wExtra)->self, (LPPOINT32)&rect, 2);
AdjustWindowRectEx32( &rect, childWnd->dwStyle, 0, childWnd->dwExStyle );
lpMinMax->ptMaxSize.x = rect.right -= rect.left;
lpMinMax->ptMaxSize.y = rect.bottom -= rect.top;
lpMinMax->ptMaxPosition.x = rect.left;
lpMinMax->ptMaxPosition.y = rect.top;
TRACE(mdi,"max rect (%i,%i - %i, %i)\n",
rect.left,rect.top,rect.right,rect.bottom);
}
/**********************************************************************
* MDI_SwitchActiveChild
*
* Note: SetWindowPos sends WM_CHILDACTIVATE to the child window that is
* being activated
*/
static void MDI_SwitchActiveChild( HWND32 clientHwnd, HWND32 childHwnd,
BOOL32 bNextWindow )
{
WND *w = WIN_FindWndPtr(clientHwnd);
HWND32 hwndTo = 0;
HWND32 hwndPrev = 0;
MDICLIENTINFO *ci;
hwndTo = MDI_GetWindow(w, childHwnd, bNextWindow, 0);
ci = (MDICLIENTINFO *) w->wExtra;
TRACE(mdi, "from %04x, to %04x\n",childHwnd,hwndTo);
if ( !hwndTo ) return; /* no window to switch to */
hwndPrev = ci->hwndActiveChild;
if ( hwndTo != hwndPrev )
{
BOOL32 bOptimize = 0;
if( ci->hwndChildMaximized )
{
bOptimize = 1;
w->dwStyle &= ~WS_VISIBLE;
}
SetWindowPos32( hwndTo, HWND_TOP, 0, 0, 0, 0,
SWP_NOMOVE | SWP_NOSIZE );
if( bNextWindow && hwndPrev )
SetWindowPos32( hwndPrev, HWND_BOTTOM, 0, 0, 0, 0,
SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE );
if( bOptimize )
ShowWindow32( clientHwnd, SW_SHOW );
}
}
/**********************************************************************
* MDIDestroyChild
*/
static LRESULT MDIDestroyChild( WND *w_parent, MDICLIENTINFO *ci,
HWND32 parent, HWND32 child,
BOOL32 flagDestroy )
{
WND *childPtr = WIN_FindWndPtr(child);
if( childPtr )
{
if( child == ci->hwndActiveChild )
{
MDI_SwitchActiveChild(parent, child, TRUE);
if( child == ci->hwndActiveChild )
{
ShowWindow32( child, SW_HIDE);
if( child == ci->hwndChildMaximized )
{
MDI_RestoreFrameMenu(w_parent->parent, child);
ci->hwndChildMaximized = 0;
MDI_UpdateFrameText(w_parent->parent,parent,TRUE,NULL);
}
MDI_ChildActivate(w_parent, 0);
}
MDI_MenuDeleteItem(w_parent, child);
}
ci->nActiveChildren--;
TRACE(mdi,"child destroyed - %04x\n",child);
if (flagDestroy)
{
MDI_PostUpdate(GetParent32(child), ci, SB_BOTH+1);
DestroyWindow32(child);
}
}
return 0;
}
/**********************************************************************
* MDI_ChildActivate
*
* Note: hWndChild is NULL when last child is being destroyed
*/
static LONG MDI_ChildActivate( WND *clientPtr, HWND32 hWndChild )
{
MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientPtr->wExtra;
HWND32 prevActiveWnd = clientInfo->hwndActiveChild;
WND *wndPtr = WIN_FindWndPtr( hWndChild );
WND *wndPrev = WIN_FindWndPtr( prevActiveWnd );
BOOL32 isActiveFrameWnd = 0;
if( hWndChild == prevActiveWnd ) return 0L;
if( wndPtr )
if( wndPtr->dwStyle & WS_DISABLED ) return 0L;
TRACE(mdi,"%04x\n", hWndChild);
if( GetActiveWindow32() == clientPtr->parent->hwndSelf )
isActiveFrameWnd = TRUE;
/* deactivate prev. active child */
if( wndPrev )
{
wndPrev->dwStyle |= WS_SYSMENU;
SendMessage32A( prevActiveWnd, WM_NCACTIVATE, FALSE, 0L );
SendMessage32A( prevActiveWnd, WM_MDIACTIVATE, (WPARAM32)prevActiveWnd,
(LPARAM)hWndChild);
/* uncheck menu item */
if( clientInfo->hWindowMenu )
CheckMenuItem32( clientInfo->hWindowMenu,
wndPrev->wIDmenu, 0);
}
/* set appearance */
if( clientInfo->hwndChildMaximized )
{
if( clientInfo->hwndChildMaximized != hWndChild )
if( hWndChild )
{
clientInfo->hwndActiveChild = hWndChild;
ShowWindow32( hWndChild, SW_SHOWMAXIMIZED);
}
else
ShowWindow32( clientInfo->hwndActiveChild, SW_SHOWNORMAL );
}
clientInfo->hwndActiveChild = hWndChild;
/* check if we have any children left */
if( !hWndChild )
{
if( isActiveFrameWnd )
SetFocus32( clientInfo->self );
return 0;
}
/* check menu item */
if( clientInfo->hWindowMenu )
CheckMenuItem32( clientInfo->hWindowMenu,
wndPtr->wIDmenu, MF_CHECKED);
/* bring active child to the top */
SetWindowPos32( hWndChild, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE);
if( isActiveFrameWnd )
{
SendMessage32A( hWndChild, WM_NCACTIVATE, TRUE, 0L);
if( GetFocus32() == clientInfo->self )
SendMessage32A( clientInfo->self, WM_SETFOCUS,
(WPARAM32)clientInfo->self, 0L );
else
SetFocus32( clientInfo->self );
}
SendMessage32A( hWndChild, WM_MDIACTIVATE, (WPARAM32)prevActiveWnd,
(LPARAM)hWndChild );
return 1;
}
/* -------------------- MDI client window functions ------------------- */
/**********************************************************************
* CreateMDIMenuBitmap
*/
static HBITMAP16 CreateMDIMenuBitmap(void)
{
HDC32 hDCSrc = CreateCompatibleDC32(0);
HDC32 hDCDest = CreateCompatibleDC32(hDCSrc);
HBITMAP16 hbClose = LoadBitmap16(0, MAKEINTRESOURCE16(OBM_CLOSE) );
HBITMAP16 hbCopy;
HANDLE16 hobjSrc, hobjDest;
hobjSrc = SelectObject32(hDCSrc, hbClose);
hbCopy = CreateCompatibleBitmap32(hDCSrc,SYSMETRICS_CXSIZE,SYSMETRICS_CYSIZE);
hobjDest = SelectObject32(hDCDest, hbCopy);
BitBlt32(hDCDest, 0, 0, SYSMETRICS_CXSIZE, SYSMETRICS_CYSIZE,
hDCSrc, SYSMETRICS_CXSIZE, 0, SRCCOPY);
SelectObject32(hDCSrc, hobjSrc);
DeleteObject32(hbClose);
DeleteDC32(hDCSrc);
hobjSrc = SelectObject32( hDCDest, GetStockObject32(BLACK_PEN) );
MoveToEx32( hDCDest, SYSMETRICS_CXSIZE - 1, 0, NULL );
LineTo32( hDCDest, SYSMETRICS_CXSIZE - 1, SYSMETRICS_CYSIZE - 1);
SelectObject32(hDCDest, hobjSrc );
SelectObject32(hDCDest, hobjDest);
DeleteDC32(hDCDest);
return hbCopy;
}
/**********************************************************************
* MDICascade
*/
static LONG MDICascade(WND* clientWnd, MDICLIENTINFO *ci)
{
WND** ppWnd;
UINT32 total;
if (ci->hwndChildMaximized)
ShowWindow16( ci->hwndChildMaximized, SW_NORMAL);
if (ci->nActiveChildren == 0) return 0;
if ((ppWnd = WIN_BuildWinArray(clientWnd, BWA_SKIPHIDDEN | BWA_SKIPOWNED |
BWA_SKIPICONIC, &total)))
{
WND** heapPtr = ppWnd;
if( total )
{
INT32 delta = 0, n = 0;
POINT32 pos[2];
if( total < ci->nActiveChildren )
delta = SYSMETRICS_CYICONSPACING + SYSMETRICS_CYICON;
/* walk the list (backwards) and move windows */
while (*ppWnd) ppWnd++;
while (ppWnd != heapPtr)
{
ppWnd--;
TRACE(mdi, "move %04x to (%d,%d) size [%d,%d]\n",
(*ppWnd)->hwndSelf, pos[0].x, pos[0].y, pos[1].x, pos[1].y);
MDI_CalcDefaultChildPos(clientWnd, n++, pos, delta);
SetWindowPos32( (*ppWnd)->hwndSelf, 0, pos[0].x, pos[0].y,
pos[1].x, pos[1].y,
SWP_DRAWFRAME | SWP_NOACTIVATE | SWP_NOZORDER);
}
}
HeapFree( SystemHeap, 0, heapPtr );
}
if( total < ci->nActiveChildren )
ArrangeIconicWindows32( clientWnd->hwndSelf );
return 0;
}
/**********************************************************************
* MDITile
*/
static void MDITile( WND* wndClient, MDICLIENTINFO *ci, WPARAM32 wParam )
{
WND** ppWnd;
UINT32 total = 0;
if (ci->hwndChildMaximized)
ShowWindow32(ci->hwndChildMaximized, SW_NORMAL);
if (ci->nActiveChildren == 0) return;
ppWnd = WIN_BuildWinArray(wndClient, BWA_SKIPHIDDEN | BWA_SKIPOWNED | BWA_SKIPICONIC |
((wParam & MDITILE_SKIPDISABLED)? BWA_SKIPDISABLED : 0), &total );
TRACE(mdi,"%u windows to tile\n", total);
if( ppWnd )
{
WND** heapPtr = ppWnd;
if( total )
{
RECT32 rect;
int x, y, xsize, ysize;
int rows, columns, r, c, i;
rect = wndClient->rectClient;
rows = (int) sqrt((double)total);
columns = total / rows;
if( wParam & MDITILE_HORIZONTAL ) /* version >= 3.1 */
{
i = rows;
rows = columns; /* exchange r and c */
columns = i;
}
if( total != ci->nActiveChildren)
{
y = rect.bottom - 2 * SYSMETRICS_CYICONSPACING - SYSMETRICS_CYICON;
rect.bottom = ( y - SYSMETRICS_CYICON < rect.top )? rect.bottom: y;
}
ysize = rect.bottom / rows;
xsize = rect.right / columns;
for (x = i = 0, c = 1; c <= columns && *ppWnd; c++)
{
if (c == columns)
{
rows = total - i;
ysize = rect.bottom / rows;
}
y = 0;
for (r = 1; r <= rows && *ppWnd; r++, i++)
{
SetWindowPos32((*ppWnd)->hwndSelf, 0, x, y, xsize, ysize,
SWP_DRAWFRAME | SWP_NOACTIVATE | SWP_NOZORDER);
y += ysize;
ppWnd++;
}
x += xsize;
}
}
HeapFree( SystemHeap, 0, heapPtr );
}
if( total < ci->nActiveChildren ) ArrangeIconicWindows32( wndClient->hwndSelf );
}
/* ----------------------- Frame window ---------------------------- */
/**********************************************************************
* MDI_AugmentFrameMenu
*/
static BOOL32 MDI_AugmentFrameMenu( MDICLIENTINFO* ci, WND *frame,
HWND32 hChild )
{
WND* child = WIN_FindWndPtr(hChild);
HMENU32 hSysPopup = 0;
TRACE(mdi,"frame %p,child %04x\n",frame,hChild);
if( !frame->wIDmenu || !child->hSysMenu ) return 0;
/* create a copy of sysmenu popup and insert it into frame menu bar */
if (!(hSysPopup = LoadMenuIndirect32A(SYSRES_GetResPtr(SYSRES_MENU_SYSMENU))))
return 0;
TRACE(mdi,"\tgot popup %04x in sysmenu %04x\n",
hSysPopup, child->hSysMenu);
if( !InsertMenu32A(frame->wIDmenu,0,MF_BYPOSITION | MF_BITMAP | MF_POPUP,
hSysPopup, (LPSTR)(DWORD)hBmpClose ))
{
DestroyMenu32(hSysPopup);
return 0;
}
if( !AppendMenu32A(frame->wIDmenu,MF_HELP | MF_BITMAP,
SC_RESTORE, (LPSTR)(DWORD)hBmpRestore ))
{
RemoveMenu32(frame->wIDmenu,0,MF_BYPOSITION);
return 0;
}
EnableMenuItem32(hSysPopup, SC_SIZE, MF_BYCOMMAND | MF_GRAYED);
EnableMenuItem32(hSysPopup, SC_MOVE, MF_BYCOMMAND | MF_GRAYED);
EnableMenuItem32(hSysPopup, SC_MAXIMIZE, MF_BYCOMMAND | MF_GRAYED);
/* redraw menu */
DrawMenuBar32(frame->hwndSelf);
return 1;
}
/**********************************************************************
* MDI_RestoreFrameMenu
*/
static BOOL32 MDI_RestoreFrameMenu( WND *frameWnd, HWND32 hChild )
{
INT32 nItems = GetMenuItemCount32(frameWnd->wIDmenu) - 1;
TRACE(mdi,"for child %04x\n",hChild);
if( GetMenuItemID32(frameWnd->wIDmenu,nItems) != SC_RESTORE )
return 0;
RemoveMenu32(frameWnd->wIDmenu,0,MF_BYPOSITION);
DeleteMenu32(frameWnd->wIDmenu,nItems-1,MF_BYPOSITION);
DrawMenuBar32(frameWnd->hwndSelf);
return 1;
}
/**********************************************************************
* MDI_UpdateFrameText
*
* used when child window is maximized/restored
*
* Note: lpTitle can be NULL
*/
static void MDI_UpdateFrameText( WND *frameWnd, HWND32 hClient,
BOOL32 repaint, LPCSTR lpTitle )
{
char lpBuffer[MDI_MAXTITLELENGTH+1];
WND* clientWnd = WIN_FindWndPtr(hClient);
MDICLIENTINFO *ci = (MDICLIENTINFO *) clientWnd->wExtra;
TRACE(mdi, "repaint %i, frameText %s\n", repaint, (lpTitle)?lpTitle:"NULL");
if (!clientWnd)
return;
if (!ci)
return;
/* store new "default" title if lpTitle is not NULL */
if (lpTitle)
{
if (ci->frameTitle) HeapFree( SystemHeap, 0, ci->frameTitle );
ci->frameTitle = HEAP_strdupA( SystemHeap, 0, lpTitle );
}
if (ci->frameTitle)
{
WND* childWnd = WIN_FindWndPtr( ci->hwndChildMaximized );
if( childWnd && childWnd->text )
{
/* combine frame title and child title if possible */
LPCSTR lpBracket = " - [";
int i_frame_text_length = strlen(ci->frameTitle);
int i_child_text_length = strlen(childWnd->text);
lstrcpyn32A( lpBuffer, ci->frameTitle, MDI_MAXTITLELENGTH);
if( i_frame_text_length + 6 < MDI_MAXTITLELENGTH )
{
strcat( lpBuffer, lpBracket );
if( i_frame_text_length + i_child_text_length + 6 < MDI_MAXTITLELENGTH )
{
strcat( lpBuffer, childWnd->text );
strcat( lpBuffer, "]" );
}
else
{
lstrcpyn32A( lpBuffer + i_frame_text_length + 4,
childWnd->text, MDI_MAXTITLELENGTH - i_frame_text_length - 5 );
strcat( lpBuffer, "]" );
}
}
}
else
{
strncpy(lpBuffer, ci->frameTitle, MDI_MAXTITLELENGTH );
lpBuffer[MDI_MAXTITLELENGTH]='\0';
}
}
else
lpBuffer[0] = '\0';
DEFWND_SetText( frameWnd, lpBuffer );
if( repaint == MDI_REPAINTFRAME)
SetWindowPos32( frameWnd->hwndSelf, 0,0,0,0,0, SWP_FRAMECHANGED |
SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER );
}
/* ----------------------------- Interface ---------------------------- */
/**********************************************************************
* MDIClientWndProc
*
* This function handles all MDI requests.
*/
LRESULT WINAPI MDIClientWndProc( HWND32 hwnd, UINT32 message, WPARAM32 wParam,
LPARAM lParam )
{
LPCREATESTRUCT32A cs;
MDICLIENTINFO *ci;
RECT32 rect;
WND *w = WIN_FindWndPtr(hwnd);
WND *frameWnd = w->parent;
INT32 nItems;
ci = (MDICLIENTINFO *) w->wExtra;
switch (message)
{
case WM_CREATE:
cs = (LPCREATESTRUCT32A)lParam;
/* Translation layer doesn't know what's in the cs->lpCreateParams
* so we have to keep track of what environment we're in. */
if( w->flags & WIN_ISWIN32 )
{
#define ccs ((LPCLIENTCREATESTRUCT32)cs->lpCreateParams)
ci->hWindowMenu = ccs->hWindowMenu;
ci->idFirstChild = ccs->idFirstChild;
#undef ccs
}
else
{
LPCLIENTCREATESTRUCT16 ccs = (LPCLIENTCREATESTRUCT16)
PTR_SEG_TO_LIN(cs->lpCreateParams);
ci->hWindowMenu = ccs->hWindowMenu;
ci->idFirstChild = ccs->idFirstChild;
}
ci->hwndChildMaximized = 0;
ci->nActiveChildren = 0;
ci->nTotalCreated = 0;
ci->frameTitle = NULL;
ci->mdiFlags = 0;
ci->self = hwnd;
w->dwStyle |= WS_CLIPCHILDREN;
if (!hBmpClose)
{
hBmpClose = CreateMDIMenuBitmap();
hBmpRestore = LoadBitmap16( 0, MAKEINTRESOURCE16(OBM_RESTORE) );
}
MDI_UpdateFrameText(frameWnd, hwnd, MDI_NOFRAMEREPAINT,frameWnd->text);
AppendMenu32A( ci->hWindowMenu, MF_SEPARATOR, 0, NULL );
GetClientRect32(frameWnd->hwndSelf, &rect);
NC_HandleNCCalcSize( w, &rect );
w->rectClient = rect;
TRACE(mdi,"Client created - hwnd = %04x, idFirst = %u\n",
hwnd, ci->idFirstChild );
return 0;
case WM_DESTROY:
if( ci->hwndChildMaximized ) MDI_RestoreFrameMenu(w, frameWnd->hwndSelf);
if((nItems = GetMenuItemCount32(ci->hWindowMenu)) > 0)
{
ci->idFirstChild = nItems - 1;
ci->nActiveChildren++; /* to delete a separator */
while( ci->nActiveChildren-- )
DeleteMenu32(ci->hWindowMenu,MF_BYPOSITION,ci->idFirstChild--);
}
return 0;
case WM_MDIACTIVATE:
if( ci->hwndActiveChild != (HWND32)wParam )
SetWindowPos32((HWND32)wParam, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE);
return 0;
case WM_MDICASCADE:
return MDICascade(w, ci);
case WM_MDICREATE:
if (lParam) return MDICreateChild( w, ci, hwnd,
(MDICREATESTRUCT32A*)lParam );
return 0;
case WM_MDIDESTROY:
return MDIDestroyChild( w, ci, hwnd, (HWND32)wParam, TRUE );
case WM_MDIGETACTIVE:
if (lParam) *(BOOL32 *)lParam = (ci->hwndChildMaximized > 0);
return ci->hwndActiveChild;
case WM_MDIICONARRANGE:
ci->mdiFlags |= MDIF_NEEDUPDATE;
ArrangeIconicWindows32(hwnd);
ci->sbRecalc = SB_BOTH+1;
SendMessage32A(hwnd, WM_MDICALCCHILDSCROLL, 0, 0L);
return 0;
case WM_MDIMAXIMIZE:
ShowWindow32( (HWND32)wParam, SW_MAXIMIZE );
return 0;
case WM_MDINEXT: /* lParam != 0 means previous window */
MDI_SwitchActiveChild(hwnd, (HWND32)wParam, (lParam)? FALSE : TRUE );
break;
case WM_MDIRESTORE:
ShowWindow32( (HWND32)wParam, SW_NORMAL);
return 0;
case WM_MDISETMENU:
return MDISetMenu( hwnd, (HMENU32)wParam, (HMENU32)lParam );
case WM_MDIREFRESHMENU:
return MDIRefreshMenu( hwnd, (HMENU32)wParam, (HMENU32)lParam );
case WM_MDITILE:
ci->mdiFlags |= MDIF_NEEDUPDATE;
ShowScrollBar32(hwnd,SB_BOTH,FALSE);
MDITile(w, ci, wParam);
ci->mdiFlags &= ~MDIF_NEEDUPDATE;
return 0;
case WM_VSCROLL:
case WM_HSCROLL:
ci->mdiFlags |= MDIF_NEEDUPDATE;
ScrollChildren32(hwnd, message, wParam, lParam);
ci->mdiFlags &= ~MDIF_NEEDUPDATE;
return 0;
case WM_SETFOCUS:
if( ci->hwndActiveChild )
{
w = WIN_FindWndPtr( ci->hwndActiveChild );
if( !(w->dwStyle & WS_MINIMIZE) )
SetFocus32( ci->hwndActiveChild );
}
return 0;
case WM_NCACTIVATE:
if( ci->hwndActiveChild )
SendMessage32A(ci->hwndActiveChild, message, wParam, lParam);
break;
case WM_PARENTNOTIFY:
if (LOWORD(wParam) == WM_LBUTTONDOWN)
{
POINT16 pt = MAKEPOINT16(lParam);
HWND16 child = ChildWindowFromPoint16(hwnd, pt);
TRACE(mdi,"notification from %04x (%i,%i)\n",child,pt.x,pt.y);
if( child && child != hwnd && child != ci->hwndActiveChild )
SetWindowPos32(child, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE );
}
return 0;
case WM_SIZE:
if( ci->hwndChildMaximized )
{
WND* child = WIN_FindWndPtr(ci->hwndChildMaximized);
RECT32 rect = { 0, 0, LOWORD(lParam), HIWORD(lParam) };
AdjustWindowRectEx32(&rect, child->dwStyle, 0, child->dwExStyle);
MoveWindow32(ci->hwndChildMaximized, rect.left, rect.top,
rect.right - rect.left, rect.bottom - rect.top, 1);
}
else
MDI_PostUpdate(hwnd, ci, SB_BOTH+1);
break;
case WM_MDICALCCHILDSCROLL:
if( (ci->mdiFlags & MDIF_NEEDUPDATE) && ci->sbRecalc )
{
CalcChildScroll(hwnd, ci->sbRecalc-1);
ci->sbRecalc = 0;
ci->mdiFlags &= ~MDIF_NEEDUPDATE;
}
return 0;
}
return DefWindowProc32A( hwnd, message, wParam, lParam );
}
/***********************************************************************
* DefFrameProc16 (USER.445)
*/
LRESULT WINAPI DefFrameProc16( HWND16 hwnd, HWND16 hwndMDIClient,
UINT16 message, WPARAM16 wParam, LPARAM lParam )
{
HWND16 childHwnd;
MDICLIENTINFO* ci;
WND* wndPtr;
if (hwndMDIClient)
{
switch (message)
{
case WM_COMMAND:
wndPtr = WIN_FindWndPtr(hwndMDIClient);
ci = (MDICLIENTINFO*)wndPtr->wExtra;
/* check for possible syscommands for maximized MDI child */
if( ci && (
wParam < ci->idFirstChild ||
wParam >= ci->idFirstChild + ci->nActiveChildren
)){
if( (wParam - 0xF000) & 0xF00F ) break;
switch( wParam )
{
case SC_SIZE:
case SC_MOVE:
case SC_MINIMIZE:
case SC_MAXIMIZE:
case SC_NEXTWINDOW:
case SC_PREVWINDOW:
case SC_CLOSE:
case SC_RESTORE:
if( ci->hwndChildMaximized )
return SendMessage16( ci->hwndChildMaximized, WM_SYSCOMMAND,
wParam, lParam);
}
}
else
{
childHwnd = MDI_GetChildByID( WIN_FindWndPtr(hwndMDIClient),
wParam );
if( childHwnd )
SendMessage16(hwndMDIClient, WM_MDIACTIVATE,
(WPARAM16)childHwnd , 0L);
}
break;
case WM_NCACTIVATE:
SendMessage16(hwndMDIClient, message, wParam, lParam);
break;
case WM_SETTEXT:
MDI_UpdateFrameText(WIN_FindWndPtr(hwnd), hwndMDIClient,
MDI_REPAINTFRAME,
(LPCSTR)PTR_SEG_TO_LIN(lParam));
return 0;
case WM_SETFOCUS:
SetFocus32(hwndMDIClient);
break;
case WM_SIZE:
MoveWindow16(hwndMDIClient, 0, 0,
LOWORD(lParam), HIWORD(lParam), TRUE);
break;
case WM_NEXTMENU:
wndPtr = WIN_FindWndPtr(hwndMDIClient);
ci = (MDICLIENTINFO*)wndPtr->wExtra;
if( !(wndPtr->parent->dwStyle & WS_MINIMIZE)
&& ci->hwndActiveChild && !ci->hwndChildMaximized )
{
/* control menu is between the frame system menu and
* the first entry of menu bar */
if( (wParam == VK_LEFT &&
wndPtr->parent->wIDmenu == LOWORD(lParam)) ||
(wParam == VK_RIGHT &&
GetSubMenu16(wndPtr->parent->hSysMenu, 0) == LOWORD(lParam)) )
{
wndPtr = WIN_FindWndPtr(ci->hwndActiveChild);
return MAKELONG( GetSubMenu16(wndPtr->hSysMenu, 0),
ci->hwndActiveChild);
}
}
break;
}
}
return DefWindowProc16(hwnd, message, wParam, lParam);
}
/***********************************************************************
* DefFrameProc32A (USER32.122)
*/
LRESULT WINAPI DefFrameProc32A( HWND32 hwnd, HWND32 hwndMDIClient,
UINT32 message, WPARAM32 wParam, LPARAM lParam)
{
if (hwndMDIClient)
{
switch (message)
{
case WM_COMMAND:
return DefFrameProc16( hwnd, hwndMDIClient, message,
(WPARAM16)wParam,
MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ) );
case WM_NCACTIVATE:
SendMessage32A(hwndMDIClient, message, wParam, lParam);
break;
case WM_SETTEXT: {
LRESULT ret;
LPSTR segstr = SEGPTR_STRDUP((LPSTR)lParam);
ret = DefFrameProc16(hwnd, hwndMDIClient, message,
wParam, (LPARAM)SEGPTR_GET(segstr) );
SEGPTR_FREE(segstr);
return ret;
}
case WM_NEXTMENU:
case WM_SETFOCUS:
case WM_SIZE:
return DefFrameProc16( hwnd, hwndMDIClient, message,
wParam, lParam );
}
}
return DefWindowProc32A(hwnd, message, wParam, lParam);
}
/***********************************************************************
* DefFrameProc32W (USER32.123)
*/
LRESULT WINAPI DefFrameProc32W( HWND32 hwnd, HWND32 hwndMDIClient,
UINT32 message, WPARAM32 wParam, LPARAM lParam)
{
if (hwndMDIClient)
{
switch (message)
{
case WM_COMMAND:
return DefFrameProc16( hwnd, hwndMDIClient, message,
(WPARAM16)wParam,
MAKELPARAM( (HWND16)lParam, HIWORD(wParam) ) );
case WM_NCACTIVATE:
SendMessage32W(hwndMDIClient, message, wParam, lParam);
break;
case WM_SETTEXT:
{
LPSTR txt = HEAP_strdupWtoA(GetProcessHeap(),0,(LPWSTR)lParam);
LRESULT ret = DefFrameProc32A( hwnd, hwndMDIClient, message,
wParam, (DWORD)txt );
HeapFree(GetProcessHeap(),0,txt);
return ret;
}
case WM_NEXTMENU:
case WM_SETFOCUS:
case WM_SIZE:
return DefFrameProc32A( hwnd, hwndMDIClient, message,
wParam, lParam );
}
}
return DefWindowProc32W( hwnd, message, wParam, lParam );
}
/***********************************************************************
* DefMDIChildProc16 (USER.447)
*/
LRESULT WINAPI DefMDIChildProc16( HWND16 hwnd, UINT16 message,
WPARAM16 wParam, LPARAM lParam )
{
MDICLIENTINFO *ci;
WND *clientWnd;
clientWnd = WIN_FindWndPtr(GetParent16(hwnd));
ci = (MDICLIENTINFO *) clientWnd->wExtra;
switch (message)
{
case WM_SETTEXT:
DefWindowProc16(hwnd, message, wParam, lParam);
MDI_MenuModifyItem(clientWnd,hwnd);
if( ci->hwndChildMaximized == hwnd )
MDI_UpdateFrameText( clientWnd->parent, ci->self,
MDI_REPAINTFRAME, NULL );
return 0;
case WM_CLOSE:
SendMessage16(ci->self,WM_MDIDESTROY,(WPARAM16)hwnd,0L);
return 0;
case WM_SETFOCUS:
if( ci->hwndActiveChild != hwnd )
MDI_ChildActivate(clientWnd, hwnd);
break;
case WM_CHILDACTIVATE:
MDI_ChildActivate(clientWnd, hwnd);
return 0;
case WM_NCPAINT:
TRACE(mdi,"WM_NCPAINT for %04x, active %04x\n",
hwnd, ci->hwndActiveChild );
break;
case WM_SYSCOMMAND:
switch( wParam )
{
case SC_MOVE:
if( ci->hwndChildMaximized == hwnd) return 0;
break;
case SC_RESTORE:
case SC_MINIMIZE:
WIN_FindWndPtr(hwnd)->dwStyle |= WS_SYSMENU;
break;
case SC_MAXIMIZE:
if( ci->hwndChildMaximized == hwnd)
return SendMessage16( clientWnd->parent->hwndSelf,
message, wParam, lParam);
WIN_FindWndPtr(hwnd)->dwStyle &= ~WS_SYSMENU;
break;
case SC_NEXTWINDOW:
SendMessage16( ci->self, WM_MDINEXT, 0, 0);
return 0;
case SC_PREVWINDOW:
SendMessage16( ci->self, WM_MDINEXT, 0, 1);
return 0;
}
break;
case WM_GETMINMAXINFO:
MDI_ChildGetMinMaxInfo(clientWnd, hwnd, (MINMAXINFO16*) PTR_SEG_TO_LIN(lParam));
return 0;
case WM_SETVISIBLE:
if( ci->hwndChildMaximized) ci->mdiFlags &= ~MDIF_NEEDUPDATE;
else
MDI_PostUpdate(clientWnd->hwndSelf, ci, SB_BOTH+1);
break;
case WM_SIZE:
/* do not change */
if( ci->hwndActiveChild == hwnd && wParam != SIZE_MAXIMIZED )
{
ci->hwndChildMaximized = 0;
MDI_RestoreFrameMenu( clientWnd->parent, hwnd);
MDI_UpdateFrameText( clientWnd->parent, ci->self,
MDI_REPAINTFRAME, NULL );
}
if( wParam == SIZE_MAXIMIZED )
{
HWND16 hMaxChild = ci->hwndChildMaximized;
if( hMaxChild == hwnd ) break;
if( hMaxChild)
{
SendMessage16( hMaxChild, WM_SETREDRAW, FALSE, 0L );
MDI_RestoreFrameMenu( clientWnd->parent, hMaxChild);
ShowWindow16( hMaxChild, SW_SHOWNOACTIVATE);
SendMessage16( hMaxChild, WM_SETREDRAW, TRUE, 0L );
}
TRACE(mdi,"maximizing child %04x\n", hwnd );
ci->hwndChildMaximized = hwnd; /* !!! */
MDI_AugmentFrameMenu( ci, clientWnd->parent, hwnd);
MDI_UpdateFrameText( clientWnd->parent, ci->self,
MDI_REPAINTFRAME, NULL );
}
if( wParam == SIZE_MINIMIZED )
{
HWND16 switchTo = MDI_GetWindow(clientWnd, hwnd, TRUE, WS_MINIMIZE);
if( switchTo )
SendMessage16( switchTo, WM_CHILDACTIVATE, 0, 0L);
}
MDI_PostUpdate(clientWnd->hwndSelf, ci, SB_BOTH+1);
break;
case WM_MENUCHAR:
/* MDI children don't have menu bars */
PostMessage16( clientWnd->parent->hwndSelf, WM_SYSCOMMAND,
(WPARAM16)SC_KEYMENU, (LPARAM)wParam);
return 0x00010000L;
case WM_NEXTMENU:
if( wParam == VK_LEFT ) /* switch to frame system menu */
return MAKELONG( GetSubMenu16(clientWnd->parent->hSysMenu, 0),
clientWnd->parent->hwndSelf );
if( wParam == VK_RIGHT ) /* to frame menu bar */
return MAKELONG( clientWnd->parent->wIDmenu,
clientWnd->parent->hwndSelf );
break;
case WM_SYSCHAR:
if (wParam == '-')
{
SendMessage16(hwnd,WM_SYSCOMMAND,
(WPARAM16)SC_KEYMENU, (LPARAM)(DWORD)VK_SPACE);
return 0;
}
}
return DefWindowProc16(hwnd, message, wParam, lParam);
}
/***********************************************************************
* DefMDIChildProc32A (USER32.124)
*/
LRESULT WINAPI DefMDIChildProc32A( HWND32 hwnd, UINT32 message,
WPARAM32 wParam, LPARAM lParam )
{
MDICLIENTINFO *ci;
WND *clientWnd;
clientWnd = WIN_FindWndPtr(WIN_FindWndPtr(hwnd)->parent->hwndSelf);
ci = (MDICLIENTINFO *) clientWnd->wExtra;
switch (message)
{
case WM_SETTEXT:
DefWindowProc32A(hwnd, message, wParam, lParam);
MDI_MenuModifyItem(clientWnd,hwnd);
if( ci->hwndChildMaximized == hwnd )
MDI_UpdateFrameText( clientWnd->parent, ci->self,
MDI_REPAINTFRAME, NULL );
return 0;
case WM_GETMINMAXINFO:
{
MINMAXINFO16 mmi;
STRUCT32_MINMAXINFO32to16( (MINMAXINFO32 *)lParam, &mmi );
MDI_ChildGetMinMaxInfo( clientWnd, hwnd, &mmi );
STRUCT32_MINMAXINFO16to32( &mmi, (MINMAXINFO32 *)lParam );
}
return 0;
case WM_MENUCHAR:
/* MDI children don't have menu bars */
PostMessage16( clientWnd->parent->hwndSelf, WM_SYSCOMMAND,
(WPARAM16)SC_KEYMENU, (LPARAM)LOWORD(wParam) );
return 0x00010000L;
case WM_CLOSE:
case WM_SETFOCUS:
case WM_CHILDACTIVATE:
case WM_NCPAINT:
case WM_SYSCOMMAND:
case WM_SETVISIBLE:
case WM_SIZE:
case WM_NEXTMENU:
return DefMDIChildProc16( hwnd, message, (WPARAM16)wParam, lParam );
case WM_SYSCHAR:
if (wParam == '-')
{
SendMessage32A(hwnd,WM_SYSCOMMAND,
(WPARAM32)SC_KEYMENU, (LPARAM)(DWORD)VK_SPACE);
return 0;
}
}
return DefWindowProc32A(hwnd, message, wParam, lParam);
}
/***********************************************************************
* DefMDIChildProc32W (USER32.125)
*/
LRESULT WINAPI DefMDIChildProc32W( HWND32 hwnd, UINT32 message,
WPARAM32 wParam, LPARAM lParam )
{
MDICLIENTINFO *ci;
WND *clientWnd;
clientWnd = WIN_FindWndPtr(GetParent16(hwnd));
ci = (MDICLIENTINFO *) clientWnd->wExtra;
switch (message)
{
case WM_SETTEXT:
DefWindowProc32W(hwnd, message, wParam, lParam);
MDI_MenuModifyItem(clientWnd,hwnd);
if( ci->hwndChildMaximized == hwnd )
MDI_UpdateFrameText( clientWnd->parent, ci->self,
MDI_REPAINTFRAME, NULL );
return 0;
case WM_GETMINMAXINFO:
case WM_MENUCHAR:
case WM_CLOSE:
case WM_SETFOCUS:
case WM_CHILDACTIVATE:
case WM_NCPAINT:
case WM_SYSCOMMAND:
case WM_SETVISIBLE:
case WM_SIZE:
case WM_NEXTMENU:
return DefMDIChildProc32A( hwnd, message, (WPARAM16)wParam, lParam );
case WM_SYSCHAR:
if (wParam == '-')
{
SendMessage32W(hwnd,WM_SYSCOMMAND,
(WPARAM32)SC_KEYMENU, (LPARAM)(DWORD)VK_SPACE);
return 0;
}
}
return DefWindowProc32W(hwnd, message, wParam, lParam);
}
/**********************************************************************
* CreateMDIWindowA [USER32.79] Creates a MDI child in new thread
* FIXME: its in the same thread now
*
* RETURNS
* Success: Handle to created window
* Failure: NULL
*/
HWND32 WINAPI CreateMDIWindow32A(
LPCSTR lpClassName, /* [in] Pointer to registered child class name */
LPCSTR lpWindowName, /* [in] Pointer to window name */
DWORD dwStyle, /* [in] Window style */
INT32 X, /* [in] Horizontal position of window */
INT32 Y, /* [in] Vertical position of window */
INT32 nWidth, /* [in] Width of window */
INT32 nHeight, /* [in] Height of window */
HWND32 hWndParent, /* [in] Handle to parent window */
HINSTANCE32 hInstance, /* [in] Handle to application instance */
LPARAM lParam) /* [in] Application-defined value */
{
WARN(mdi,"is only single threaded!\n");
return MDI_CreateMDIWindow32A(lpClassName, lpWindowName, dwStyle, X, Y,
nWidth, nHeight, hWndParent, hInstance, lParam);
}
/**********************************************************************
* MDI_CreateMDIWindowA
* single threaded version of CreateMDIWindowA
* called by CreateWindowEx32A
*/
HWND32 MDI_CreateMDIWindow32A(
LPCSTR lpClassName,
LPCSTR lpWindowName,
DWORD dwStyle,
INT32 X,
INT32 Y,
INT32 nWidth,
INT32 nHeight,
HWND32 hWndParent,
HINSTANCE32 hInstance,
LPARAM lParam)
{
MDICLIENTINFO* pCi;
MDICREATESTRUCT32A cs;
WND *pWnd=WIN_FindWndPtr(hWndParent);
TRACE(mdi, "(%s,%s,%ld,%d,%d,%d,%d,%x,%d,%ld)\n",
debugstr_a(lpClassName),debugstr_a(lpWindowName),dwStyle,X,Y,
nWidth,nHeight,hWndParent,hInstance,lParam);
if(!pWnd){
ERR(mdi," bad hwnd for MDI-client: %d\n",hWndParent);
return 0;
}
cs.szClass=lpClassName;
cs.szTitle=lpWindowName;
cs.hOwner=hInstance;
cs.x=X;
cs.y=Y;
cs.cx=nWidth;
cs.cy=nHeight;
cs.style=dwStyle;
cs.lParam=lParam;
pCi=(MDICLIENTINFO *)pWnd->wExtra;
return MDICreateChild(pWnd,pCi,hWndParent,&cs);
}
/***************************************
* CreateMDIWindow32W [USER32.80] Creates a MDI child in new thread
*
* RETURNS
* Success: Handle to created window
* Failure: NULL
*/
HWND32 WINAPI CreateMDIWindow32W(
LPCWSTR lpClassName, /* [in] Pointer to registered child class name */
LPCWSTR lpWindowName, /* [in] Pointer to window name */
DWORD dwStyle, /* [in] Window style */
INT32 X, /* [in] Horizontal position of window */
INT32 Y, /* [in] Vertical position of window */
INT32 nWidth, /* [in] Width of window */
INT32 nHeight, /* [in] Height of window */
HWND32 hWndParent, /* [in] Handle to parent window */
HINSTANCE32 hInstance, /* [in] Handle to application instance */
LPARAM lParam) /* [in] Application-defined value */
{
FIXME(mdi, "(%s,%s,%ld,%d,%d,%d,%d,%x,%d,%ld): stub\n",
debugstr_w(lpClassName),debugstr_w(lpWindowName),dwStyle,X,Y,
nWidth,nHeight,hWndParent,hInstance,lParam);
return (HWND32)NULL;
}
/******************************************************************************
* CreateMDIWindow32W [USER32.80] Creates a MDI child window
* single threaded version of CreateMDIWindow
* called by CreateWindowEx32W().
*/
HWND32 MDI_CreateMDIWindow32W(
LPCWSTR lpClassName, /* [in] Pointer to registered child class name */
LPCWSTR lpWindowName, /* [in] Pointer to window name */
DWORD dwStyle, /* [in] Window style */
INT32 X, /* [in] Horizontal position of window */
INT32 Y, /* [in] Vertical position of window */
INT32 nWidth, /* [in] Width of window */
INT32 nHeight, /* [in] Height of window */
HWND32 hWndParent, /* [in] Handle to parent window */
HINSTANCE32 hInstance, /* [in] Handle to application instance */
LPARAM lParam) /* [in] Application-defined value */
{
FIXME(mdi, "(%s,%s,%ld,%d,%d,%d,%d,%x,%d,%ld): stub\n",
debugstr_w(lpClassName),debugstr_w(lpWindowName),dwStyle,X,Y,
nWidth,nHeight,hWndParent,hInstance,lParam);
return (HWND32)NULL;
}
/**********************************************************************
* TranslateMDISysAccel32 (USER32.555)
*/
BOOL32 WINAPI TranslateMDISysAccel32( HWND32 hwndClient, LPMSG32 msg )
{
MSG16 msg16;
STRUCT32_MSG32to16(msg,&msg16);
/* MDICLIENTINFO is still the same for win32 and win16 ... */
return TranslateMDISysAccel16(hwndClient,&msg16);
}
/**********************************************************************
* TranslateMDISysAccel16 (USER.451)
*/
BOOL16 WINAPI TranslateMDISysAccel16( HWND16 hwndClient, LPMSG16 msg )
{
WND* clientWnd = WIN_FindWndPtr( hwndClient);
if( clientWnd && (msg->message == WM_KEYDOWN || msg->message == WM_SYSKEYDOWN))
{
MDICLIENTINFO *ci = NULL;
WND* wnd;
ci = (MDICLIENTINFO*) clientWnd->wExtra;
wnd = WIN_FindWndPtr(ci->hwndActiveChild);
if( wnd && !(wnd->dwStyle & WS_DISABLED) )
{
WPARAM16 wParam = 0;
/* translate if the Ctrl key is down and Alt not. */
if( (GetKeyState32(VK_CONTROL) & 0x8000) &&
!(GetKeyState32(VK_MENU) & 0x8000))
{
switch( msg->wParam )
{
case VK_F6:
case VK_TAB:
wParam = ( GetKeyState32(VK_SHIFT) & 0x8000 )
? SC_NEXTWINDOW : SC_PREVWINDOW;
break;
case VK_F4:
case VK_RBUTTON:
wParam = SC_CLOSE;
break;
default:
return 0;
}
TRACE(mdi,"wParam = %04x\n", wParam);
SendMessage16( ci->hwndActiveChild, WM_SYSCOMMAND,
wParam, (LPARAM)msg->wParam);
return 1;
}
}
}
return 0; /* failure */
}
/***********************************************************************
* CalcChildScroll (USER.462)
*/
void WINAPI CalcChildScroll( HWND16 hwnd, WORD scroll )
{
SCROLLINFO info;
RECT32 childRect, clientRect;
INT32 vmin, vmax, hmin, hmax, vpos, hpos;
WND *pWnd, *Wnd;
if (!(Wnd = pWnd = WIN_FindWndPtr( hwnd ))) return;
GetClientRect32( hwnd, &clientRect );
SetRectEmpty32( &childRect );
for ( pWnd = pWnd->child; pWnd; pWnd = pWnd->next )
{
if( pWnd->dwStyle & WS_MAXIMIZE )
{
ShowScrollBar32(hwnd, SB_BOTH, FALSE);
return;
}
UnionRect32( &childRect, &pWnd->rectWindow, &childRect );
}
UnionRect32( &childRect, &clientRect, &childRect );
hmin = childRect.left; hmax = childRect.right - clientRect.right;
hpos = clientRect.left - childRect.left;
vmin = childRect.top; vmax = childRect.bottom - clientRect.bottom;
vpos = clientRect.top - childRect.top;
switch( scroll )
{
case SB_HORZ:
vpos = hpos; vmin = hmin; vmax = hmax;
case SB_VERT:
info.cbSize = sizeof(info);
info.nMax = vmax; info.nMin = vmin; info.nPos = vpos;
info.fMask = SIF_POS | SIF_RANGE;
SetScrollInfo32(hwnd, scroll, &info, TRUE);
break;
case SB_BOTH:
SCROLL_SetNCSbState( Wnd, vmin, vmax, vpos,
hmin, hmax, hpos);
}
}
/***********************************************************************
* ScrollChildren16 (USER.463)
*/
void WINAPI ScrollChildren16(HWND16 hWnd, UINT16 uMsg, WPARAM16 wParam, LPARAM lParam)
{
return ScrollChildren32( hWnd, uMsg, wParam, lParam );
}
/***********************************************************************
* ScrollChildren32 (USER32.448)
*/
void WINAPI ScrollChildren32(HWND32 hWnd, UINT32 uMsg, WPARAM32 wParam,
LPARAM lParam)
{
WND *wndPtr = WIN_FindWndPtr(hWnd);
INT32 newPos = -1;
INT32 curPos, length, minPos, maxPos, shift;
if( !wndPtr ) return;
if( uMsg == WM_HSCROLL )
{
GetScrollRange32(hWnd,SB_HORZ,&minPos,&maxPos);
curPos = GetScrollPos32(hWnd,SB_HORZ);
length = (wndPtr->rectClient.right - wndPtr->rectClient.left)/2;
shift = SYSMETRICS_CYHSCROLL;
}
else if( uMsg == WM_VSCROLL )
{
GetScrollRange32(hWnd,SB_VERT,&minPos,&maxPos);
curPos = GetScrollPos32(hWnd,SB_VERT);
length = (wndPtr->rectClient.bottom - wndPtr->rectClient.top)/2;
shift = SYSMETRICS_CXVSCROLL;
}
else return;
switch( wParam )
{
case SB_LINEUP:
newPos = curPos - shift;
break;
case SB_LINEDOWN:
newPos = curPos + shift;
break;
case SB_PAGEUP:
newPos = curPos - length;
break;
case SB_PAGEDOWN:
newPos = curPos + length;
break;
case SB_THUMBPOSITION:
newPos = LOWORD(lParam);
break;
case SB_THUMBTRACK:
return;
case SB_TOP:
newPos = minPos;
break;
case SB_BOTTOM:
newPos = maxPos;
break;
case SB_ENDSCROLL:
CalcChildScroll(hWnd,(uMsg == WM_VSCROLL)?SB_VERT:SB_HORZ);
return;
}
if( newPos > maxPos )
newPos = maxPos;
else
if( newPos < minPos )
newPos = minPos;
SetScrollPos32(hWnd, (uMsg == WM_VSCROLL)?SB_VERT:SB_HORZ , newPos, TRUE);
if( uMsg == WM_VSCROLL )
ScrollWindowEx32(hWnd ,0 ,curPos - newPos, NULL, NULL, 0, NULL,
SW_INVALIDATE | SW_ERASE | SW_SCROLLCHILDREN );
else
ScrollWindowEx32(hWnd ,curPos - newPos, 0, NULL, NULL, 0, NULL,
SW_INVALIDATE | SW_ERASE | SW_SCROLLCHILDREN );
}
/******************************************************************************
* CascadeWindows [USER32.21] Cascades MDI child windows
*
* RETURNS
* Success: Number of cascaded windows.
* Failure: 0
*/
WORD WINAPI
CascadeWindows (HWND32 hwndParent, UINT32 wFlags, const LPRECT32 lpRect,
UINT32 cKids, const HWND32 *lpKids)
{
FIXME (mdi, "(0x%08x,0x%08x,...,%u,...): stub\n",
hwndParent, wFlags, cKids);
return 0;
}
/******************************************************************************
* TileWindows [USER32.545] Tiles MDI child windows
*
* RETURNS
* Success: Number of tiled windows.
* Failure: 0
*/
WORD WINAPI
TileWindows (HWND32 hwndParent, UINT32 wFlags, const LPRECT32 lpRect,
UINT32 cKids, const HWND32 *lpKids)
{
FIXME (mdi, "(0x%08x,0x%08x,...,%u,...): stub\n",
hwndParent, wFlags, cKids);
return 0;
}