| /* 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 <stdio.h> |
| #include <math.h> |
| #include "xmalloc.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 "stackframe.h" |
| #include "struct32.h" |
| #include "sysmetrics.h" |
| #include "stddebug.h" |
| #include "debug.h" |
| |
| |
| static HBITMAP hBmpClose = 0; |
| static HBITMAP hBmpRestore = 0; |
| |
| DWORD SCROLL_SetNCSbState(WND*,int,int,int,int,int,int); |
| |
| /* ----------------- declarations ----------------- */ |
| void MDI_UpdateFrameText(WND *, HWND, BOOL, LPCSTR); |
| BOOL MDI_AugmentFrameMenu(MDICLIENTINFO*, WND *, HWND); |
| BOOL MDI_RestoreFrameMenu(WND *, HWND); |
| |
| void ScrollChildren(HWND , UINT , WPARAM , LPARAM ); |
| void CalcChildScroll(HWND, WORD); |
| |
| static LONG MDI_ChildActivate(WND* ,HWND ); |
| |
| /* -------- Miscellaneous service functions ---------- |
| * |
| * MDI_GetChildByID |
| */ |
| |
| static HWND MDI_GetChildByID(WND* wndPtr,int id) |
| { |
| for (wndPtr = wndPtr->child; wndPtr; wndPtr = wndPtr->next) |
| if (wndPtr->wIDmenu == id) return wndPtr->hwndSelf; |
| return 0; |
| } |
| |
| static void MDI_PostUpdate(HWND hwnd, MDICLIENTINFO* ci, WORD recalc) |
| { |
| if( !ci->sbNeedUpdate ) |
| { |
| ci->sbNeedUpdate = TRUE; |
| PostMessage( hwnd, WM_MDICALCCHILDSCROLL, 0, 0); |
| } |
| ci->sbRecalc = recalc; |
| } |
| |
| /********************************************************************** |
| * MDI_MenuAppendItem |
| */ |
| #ifdef SUPERFLUOUS_FUNCTIONS |
| static BOOL MDI_MenuAppendItem(WND *clientWnd, HWND hWndChild) |
| { |
| char buffer[128]; |
| MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra; |
| WND *wndPtr = WIN_FindWndPtr(hWndChild); |
| int n = sprintf(buffer, "%d ", |
| clientInfo->nActiveChildren); |
| |
| if( !clientInfo->hWindowMenu ) return 0; |
| |
| if (wndPtr->text) strncpy(buffer + n, wndPtr->text, sizeof(buffer) - n - 1); |
| return AppendMenu32A( clientInfo->hWindowMenu, MF_STRING, |
| wndPtr->wIDmenu, buffer ); |
| } |
| #endif |
| |
| /********************************************************************** |
| * MDI_MenuModifyItem |
| */ |
| static BOOL MDI_MenuModifyItem(WND* clientWnd, HWND hWndChild ) |
| { |
| char buffer[128]; |
| MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra; |
| WND *wndPtr = WIN_FindWndPtr(hWndChild); |
| UINT n = sprintf(buffer, "%d ", |
| wndPtr->wIDmenu - clientInfo->idFirstChild + 1); |
| BOOL bRet = 0; |
| |
| if( !clientInfo->hWindowMenu ) return 0; |
| |
| if (wndPtr->text) lstrcpyn32A(buffer + n, wndPtr->text, sizeof(buffer) - n ); |
| |
| n = GetMenuState(clientInfo->hWindowMenu,wndPtr->wIDmenu ,MF_BYCOMMAND); |
| bRet = ModifyMenu32A(clientInfo->hWindowMenu , wndPtr->wIDmenu, |
| MF_BYCOMMAND | MF_STRING, wndPtr->wIDmenu, buffer ); |
| CheckMenuItem(clientInfo->hWindowMenu ,wndPtr->wIDmenu , n & MF_CHECKED); |
| return bRet; |
| } |
| |
| /********************************************************************** |
| * MDI_MenuDeleteItem |
| */ |
| static BOOL MDI_MenuDeleteItem(WND* clientWnd, HWND hWndChild ) |
| { |
| char buffer[128]; |
| MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra; |
| WND *wndPtr = WIN_FindWndPtr(hWndChild); |
| UINT index = 0,id,n; |
| |
| if( !clientInfo->nActiveChildren || |
| !clientInfo->hWindowMenu ) return 0; |
| |
| id = wndPtr->wIDmenu; |
| DeleteMenu(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 ) |
| { |
| dprintf_mdi(stddeb,"MDIMenuDeleteItem: 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 or zero |
| */ |
| HWND MDI_GetWindow(WND *clientWnd, HWND hWnd, WORD wTo ) |
| { |
| MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientWnd->wExtra; |
| WND *wndPtr, *pWnd, *pWndLast; |
| |
| if( !hWnd ) hWnd = clientInfo->hwndActiveChild; |
| |
| if( !(wndPtr = WIN_FindWndPtr(hWnd)) ) return 0; |
| |
| pWnd = wndPtr; |
| pWndLast = NULL; |
| for (;;) |
| { |
| pWnd = pWnd->next; |
| if (!pWnd) pWnd = wndPtr->parent->child; |
| if (pWnd == wndPtr) /* not found */ |
| { |
| if (!wTo || !pWndLast) return 0; |
| break; |
| } |
| |
| /* we are not interested in owned popups */ |
| if ( !pWnd->owner && |
| (pWnd->dwStyle & WS_VISIBLE) && |
| !(pWnd->dwStyle & WS_DISABLED)) /* found one */ |
| { |
| pWndLast = pWnd; |
| if (!wTo) break; |
| } |
| } |
| return pWndLast ? pWndLast->hwndSelf : 0; |
| } |
| |
| /********************************************************************** |
| * MDI_CalcDefaultChildPos |
| * |
| * It seems that default height is 2/3 of client rect |
| */ |
| void MDI_CalcDefaultChildPos(WND* w, WORD n, LPPOINT16 lpPos, INT delta) |
| { |
| RECT16 rect = w->rectClient; |
| INT spacing = GetSystemMetrics(SM_CYCAPTION) + GetSystemMetrics(SM_CYFRAME) - 1; |
| INT nstagger; |
| |
| 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 |
| */ |
| HMENU MDISetMenu(HWND hwnd, BOOL fRefresh, HMENU hmenuFrame, HMENU hmenuWindow) |
| { |
| WND *w = WIN_FindWndPtr(hwnd); |
| MDICLIENTINFO *ci; |
| |
| dprintf_mdi(stddeb, "WM_MDISETMENU: %04x %04x %04x %04x\n", |
| hwnd, fRefresh, hmenuFrame, hmenuWindow); |
| |
| ci = (MDICLIENTINFO *) w->wExtra; |
| |
| if (!fRefresh) |
| { |
| HWND hwndFrame = GetParent(hwnd); |
| HMENU oldFrameMenu = GetMenu(hwndFrame); |
| |
| 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 */ |
| |
| INT i = GetMenuItemCount(ci->hWindowMenu) - 1; |
| INT pos = GetMenuItemCount(hmenuWindow) + 1; |
| |
| AppendMenu32A( hmenuWindow, MF_SEPARATOR, 0, NULL); |
| |
| if( ci->nActiveChildren ) |
| { |
| INT j = i - ci->nActiveChildren + 1; |
| char buffer[100]; |
| UINT id,state; |
| |
| for( ; i >= j ; i-- ) |
| { |
| id = GetMenuItemID(ci->hWindowMenu,i ); |
| state = GetMenuState(ci->hWindowMenu,i,MF_BYPOSITION); |
| |
| GetMenuString(ci->hWindowMenu, i, buffer, 100, MF_BYPOSITION); |
| |
| DeleteMenu(ci->hWindowMenu, i , MF_BYPOSITION); |
| InsertMenu32A(hmenuWindow, pos, MF_BYPOSITION | MF_STRING, |
| id, buffer); |
| CheckMenuItem(hmenuWindow ,pos , MF_BYPOSITION | (state & MF_CHECKED)); |
| } |
| } |
| |
| /* remove separator */ |
| DeleteMenu(ci->hWindowMenu, i, MF_BYPOSITION); |
| |
| ci->hWindowMenu = hmenuWindow; |
| } |
| |
| if( hmenuFrame && hmenuFrame!=oldFrameMenu) |
| { |
| SetMenu(hwndFrame, hmenuFrame); |
| if( ci->hwndChildMaximized ) |
| MDI_AugmentFrameMenu(ci, w->parent, ci->hwndChildMaximized ); |
| return oldFrameMenu; |
| } |
| |
| } |
| return 0; |
| } |
| |
| /********************************************************************** |
| * MDIIconArrange |
| */ |
| WORD MDIIconArrange(HWND parent) |
| { |
| return ArrangeIconicWindows(parent); /* Any reason why the */ |
| /* existing icon arrange */ |
| /* can't be used here? */ |
| /* -DRP */ |
| } |
| |
| |
| /* ------------------ MDI child window functions ---------------------- */ |
| |
| |
| /********************************************************************** |
| * MDICreateChild |
| */ |
| HWND MDICreateChild(WND *w, MDICLIENTINFO *ci, HWND parent, LPARAM lParam ) |
| { |
| POINT16 pos[2]; |
| MDICREATESTRUCT16 *cs = (MDICREATESTRUCT16 *)PTR_SEG_TO_LIN(lParam); |
| DWORD style = cs->style | (WS_CHILD | WS_CLIPSIBLINGS); |
| HWND hwnd, hwndMax = 0; |
| WORD wIDmenu = ci->idFirstChild + ci->nActiveChildren; |
| char lpstrDef[]="junk!"; |
| |
| /* |
| * Create child window |
| * |
| */ |
| |
| dprintf_mdi(stdnimp,"MDICreateChild: 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_USEDEFAULT16 || !cs->cx ) |
| cs->cx = pos[1].x; |
| if( cs->cy == CW_USEDEFAULT16 || !cs->cy ) |
| cs->cy = pos[1].y; |
| |
| if( cs->x == CW_USEDEFAULT16 ) |
| { |
| cs->x = pos[0].x; |
| cs->y = pos[0].y; |
| } |
| |
| /* restore current maximized child */ |
| if( style & WS_VISIBLE && ci->hwndChildMaximized ) |
| { |
| if( style & WS_MAXIMIZE ) |
| SendMessage16(w->hwndSelf, WM_SETREDRAW, FALSE, 0L ); |
| hwndMax = ci->hwndChildMaximized; |
| ShowWindow( hwndMax, SW_SHOWNOACTIVATE ); |
| if( style & WS_MAXIMIZE ) |
| SendMessage16(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); |
| } |
| |
| hwnd = CreateWindow16( (LPCSTR)PTR_SEG_TO_LIN(cs->szClass), |
| (LPCSTR)PTR_SEG_TO_LIN(cs->szTitle), style, |
| cs->x, cs->y, cs->cx, cs->cy, parent, |
| (HMENU)(DWORD)(WORD)wIDmenu, w->hInstance, |
| (LPVOID)lParam); |
| |
| if (hwnd) |
| { |
| MDI_MenuModifyItem(w ,hwnd); |
| dprintf_mdi(stddeb, "MDICreateChild: created child - %04x\n",hwnd); |
| } |
| else |
| { |
| ci->nActiveChildren--; |
| DeleteMenu(ci->hWindowMenu,wIDmenu,MF_BYCOMMAND); |
| if( IsWindow(hwndMax) ) |
| ShowWindow(hwndMax, SW_SHOWMAXIMIZED); |
| } |
| |
| return hwnd; |
| } |
| |
| /********************************************************************** |
| * MDI_ChildGetMinMaxInfo |
| */ |
| void MDI_ChildGetMinMaxInfo(WND* clientWnd, HWND hwnd, MINMAXINFO16* lpMinMax ) |
| { |
| WND* childWnd = WIN_FindWndPtr(hwnd); |
| RECT16 rect = clientWnd->rectClient; |
| |
| MapWindowPoints16(clientWnd->parent->hwndSelf, |
| ((MDICLIENTINFO*)clientWnd->wExtra)->self, (LPPOINT16)&rect, 2); |
| AdjustWindowRectEx16( &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; |
| } |
| |
| /********************************************************************** |
| * MDI_SwitchActiveChild |
| * |
| * Notes: SetWindowPos sends WM_CHILDACTIVATE to the child window that is |
| * being activated |
| * |
| * wTo is basically lParam of WM_MDINEXT message or explicit |
| * window handle |
| */ |
| void MDI_SwitchActiveChild(HWND clientHwnd, HWND childHwnd, BOOL wTo ) |
| { |
| WND *w = WIN_FindWndPtr(clientHwnd); |
| HWND hwndTo = 0; |
| HWND hwndPrev = 0; |
| MDICLIENTINFO *ci; |
| |
| hwndTo = MDI_GetWindow(w,childHwnd,(WORD)wTo); |
| |
| ci = (MDICLIENTINFO *) w->wExtra; |
| |
| dprintf_mdi(stddeb, "MDI_SwitchActiveChild: from %04x, to %04x\n",childHwnd,hwndTo); |
| |
| if ( !hwndTo ) return; |
| |
| hwndPrev = ci->hwndActiveChild; |
| |
| if ( hwndTo != hwndPrev ) |
| { |
| BOOL bOptimize = 0; |
| |
| if( ci->hwndChildMaximized ) |
| { |
| bOptimize = 1; |
| w->dwStyle &= ~WS_VISIBLE; |
| } |
| |
| SetWindowPos( hwndTo, HWND_TOP, 0, 0, 0, 0, |
| SWP_NOMOVE | SWP_NOSIZE ); |
| if( !wTo && hwndPrev ) |
| { |
| SetWindowPos( hwndPrev, HWND_BOTTOM, 0, 0, 0, 0, |
| SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); |
| } |
| |
| if( bOptimize ) |
| ShowWindow( clientHwnd, SW_SHOW ); |
| } |
| } |
| |
| |
| /********************************************************************** |
| * MDIDestroyChild |
| */ |
| HWND MDIDestroyChild(WND *w_parent, MDICLIENTINFO *ci, HWND parent, |
| HWND child, BOOL flagDestroy) |
| { |
| WND *childPtr = WIN_FindWndPtr(child); |
| |
| if( childPtr ) |
| { |
| if( child == ci->hwndActiveChild ) |
| { |
| MDI_SwitchActiveChild(parent,child,0); |
| |
| if( child == ci->hwndActiveChild ) |
| { |
| ShowWindow( 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--; |
| |
| dprintf_mdi(stddeb,"MDIDestroyChild: child destroyed - %04x\n",child); |
| |
| if (flagDestroy) |
| { |
| MDI_PostUpdate(GetParent(child), ci, SB_BOTH+1); |
| DestroyWindow(child); |
| } |
| } |
| |
| return 0; |
| } |
| |
| |
| /********************************************************************** |
| * MDI_ChildActivate |
| * |
| * Note: hWndChild is NULL when last child is being destroyed |
| */ |
| LONG MDI_ChildActivate(WND *clientPtr, HWND hWndChild) |
| { |
| MDICLIENTINFO *clientInfo = (MDICLIENTINFO*)clientPtr->wExtra; |
| HWND prevActiveWnd = clientInfo->hwndActiveChild; |
| WND *wndPtr = WIN_FindWndPtr( hWndChild ); |
| WND *wndPrev = WIN_FindWndPtr( prevActiveWnd ); |
| BOOL isActiveFrameWnd = 0; |
| |
| if( hWndChild == prevActiveWnd ) return 0L; |
| |
| if( wndPtr ) |
| if( wndPtr->dwStyle & WS_DISABLED ) return 0L; |
| |
| dprintf_mdi(stddeb,"MDI_ChildActivate: %04x\n", hWndChild); |
| |
| if( GetActiveWindow() == clientPtr->parent->hwndSelf ) |
| isActiveFrameWnd = TRUE; |
| |
| /* deactivate prev. active child */ |
| if( wndPrev ) |
| { |
| SendMessage16( prevActiveWnd, WM_NCACTIVATE, FALSE, 0L ); |
| #ifdef WINELIB32 |
| SendMessage32A( prevActiveWnd, WM_MDIACTIVATE, (WPARAM)prevActiveWnd, |
| (LPARAM)hWndChild); |
| #else |
| SendMessage16( prevActiveWnd, WM_MDIACTIVATE, FALSE, |
| MAKELONG(hWndChild,prevActiveWnd)); |
| #endif |
| /* uncheck menu item */ |
| if( clientInfo->hWindowMenu ) |
| CheckMenuItem( clientInfo->hWindowMenu, |
| wndPrev->wIDmenu, 0); |
| } |
| |
| /* set appearance */ |
| if( clientInfo->hwndChildMaximized ) |
| if( clientInfo->hwndChildMaximized != hWndChild ) |
| if( hWndChild ) |
| { |
| clientInfo->hwndActiveChild = hWndChild; |
| ShowWindow( hWndChild, SW_SHOWMAXIMIZED); |
| } |
| else |
| ShowWindow( clientInfo->hwndActiveChild, |
| SW_SHOWNORMAL ); |
| |
| clientInfo->hwndActiveChild = hWndChild; |
| |
| /* check if we have any children left */ |
| if( !hWndChild ) |
| { |
| if( isActiveFrameWnd ) |
| SetFocus( clientInfo->self ); |
| return 0; |
| } |
| |
| /* check menu item */ |
| if( clientInfo->hWindowMenu ) |
| CheckMenuItem( clientInfo->hWindowMenu, |
| wndPtr->wIDmenu, MF_CHECKED); |
| |
| /* bring active child to the top */ |
| SetWindowPos( hWndChild, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); |
| |
| if( isActiveFrameWnd ) |
| { |
| SendMessage16( hWndChild, WM_NCACTIVATE, TRUE, 0L); |
| if( GetFocus() == clientInfo->self ) |
| SendMessage16( clientInfo->self, WM_SETFOCUS, |
| (WPARAM)clientInfo->self, 0L ); |
| else |
| SetFocus( clientInfo->self ); |
| } |
| |
| #ifdef WINELIB32 |
| SendMessage32A( hWndChild, WM_MDIACTIVATE, (WPARAM)hWndChild, |
| (LPARAM)prevActiveWnd ); |
| #else |
| SendMessage16( hWndChild, WM_MDIACTIVATE, TRUE, |
| MAKELONG(prevActiveWnd,hWndChild) ); |
| #endif |
| |
| return 1; |
| } |
| |
| /********************************************************************** |
| * MDI_BuildWCL |
| * |
| * iTotal returns number of children available for tiling or cascading |
| */ |
| MDIWCL* MDI_BuildWCL(WND* clientWnd, INT16* iTotal) |
| { |
| MDIWCL *listTop,*listNext; |
| WND *childWnd; |
| |
| if (!(listTop = (MDIWCL*)malloc( sizeof(MDIWCL) ))) return NULL; |
| |
| listTop->hChild = clientWnd->child ? clientWnd->child->hwndSelf : 0; |
| listTop->prev = NULL; |
| *iTotal = 1; |
| |
| /* build linked list from top child to bottom */ |
| |
| childWnd = WIN_FindWndPtr( listTop->hChild ); |
| while( childWnd && childWnd->next ) |
| { |
| listNext = (MDIWCL*)xmalloc(sizeof(MDIWCL)); |
| |
| if( (childWnd->dwStyle & WS_DISABLED) || |
| (childWnd->dwStyle & WS_MINIMIZE) || |
| !(childWnd->dwStyle & WS_VISIBLE) ) |
| { |
| listTop->hChild = 0; |
| (*iTotal)--; |
| } |
| |
| listNext->hChild = childWnd->next->hwndSelf; |
| listNext->prev = listTop; |
| listTop = listNext; |
| (*iTotal)++; |
| |
| childWnd = childWnd->next; |
| } |
| |
| if( (childWnd->dwStyle & WS_DISABLED) || |
| (childWnd->dwStyle & WS_MINIMIZE) || |
| !(childWnd->dwStyle & WS_VISIBLE) ) |
| { |
| listTop->hChild = 0; |
| (*iTotal)--; |
| } |
| |
| return listTop; |
| } |
| |
| |
| /* -------------------- MDI client window functions ------------------- */ |
| |
| /********************************************************************** |
| * CreateMDIMenuBitmap |
| */ |
| HBITMAP CreateMDIMenuBitmap(void) |
| { |
| HDC hDCSrc = CreateCompatibleDC(0); |
| HDC hDCDest = CreateCompatibleDC(hDCSrc); |
| HBITMAP hbClose = LoadBitmap(0, MAKEINTRESOURCE(OBM_CLOSE) ); |
| HBITMAP hbCopy,hb_src,hb_dest; |
| |
| hb_src = SelectObject(hDCSrc,hbClose); |
| hbCopy = CreateCompatibleBitmap(hDCSrc,SYSMETRICS_CXSIZE, SYSMETRICS_CYSIZE); |
| hb_dest = SelectObject(hDCDest,hbCopy); |
| |
| BitBlt(hDCDest, 0, 0, SYSMETRICS_CXSIZE, SYSMETRICS_CYSIZE, |
| hDCSrc, SYSMETRICS_CXSIZE, 0, SRCCOPY); |
| |
| SelectObject(hDCSrc,hb_src); |
| SelectObject(hDCDest,hb_dest); |
| |
| DeleteObject(hbClose); |
| |
| DeleteDC(hDCDest); |
| DeleteDC(hDCSrc); |
| |
| return hbCopy; |
| } |
| |
| /********************************************************************** |
| * MDICascade |
| */ |
| LONG MDICascade(WND* clientWnd, MDICLIENTINFO *ci) |
| { |
| MDIWCL *listTop,*listPrev; |
| INT16 delta = 0,iToPosition = 0, n = 0; |
| POINT16 pos[2]; |
| |
| if (ci->hwndChildMaximized) |
| ShowWindow( ci->hwndChildMaximized, SW_NORMAL); |
| |
| if (ci->nActiveChildren == 0) return 0; |
| |
| if (!(listTop = MDI_BuildWCL(clientWnd,&iToPosition))) return 0; |
| |
| if( iToPosition < ci->nActiveChildren ) |
| delta = 2 * SYSMETRICS_CYICONSPACING + SYSMETRICS_CYICON; |
| |
| /* walk list and move windows */ |
| while ( listTop ) |
| { |
| dprintf_mdi(stddeb, "MDICascade: move %04x to (%d,%d) size [%d,%d]\n", |
| listTop->hChild, pos[0].x, pos[0].y, pos[1].x, pos[1].y); |
| |
| if( listTop->hChild ) |
| { |
| MDI_CalcDefaultChildPos(clientWnd, n++, pos, delta); |
| SetWindowPos(listTop->hChild, 0, pos[0].x, pos[0].y, pos[1].x, pos[1].y, |
| SWP_DRAWFRAME | SWP_NOACTIVATE | SWP_NOZORDER); |
| } |
| |
| listPrev = listTop->prev; |
| free(listTop); |
| listTop = listPrev; |
| } |
| |
| if( iToPosition < ci->nActiveChildren ) |
| ArrangeIconicWindows( clientWnd->hwndSelf ); |
| |
| return 0; |
| } |
| |
| /********************************************************************** |
| * MDITile |
| * |
| */ |
| LONG MDITile(WND* wndClient, MDICLIENTINFO *ci,WORD wParam) |
| { |
| MDIWCL *listTop,*listPrev; |
| RECT16 rect; |
| int xsize, ysize; |
| int x, y; |
| int rows, columns; |
| int r, c; |
| int i; |
| INT16 iToPosition = 0; |
| |
| if (ci->hwndChildMaximized) |
| ShowWindow(ci->hwndChildMaximized, SW_NORMAL); |
| |
| if (ci->nActiveChildren == 0) return 0; |
| |
| listTop = MDI_BuildWCL(wndClient, &iToPosition); |
| |
| dprintf_mdi(stddeb,"MDITile: %i windows to tile\n",iToPosition); |
| |
| if( !listTop ) return 0; |
| |
| /* tile children */ |
| if ( iToPosition ) |
| { |
| rect = wndClient->rectClient; |
| rows = (int) sqrt((double) iToPosition); |
| columns = iToPosition / rows; |
| |
| if (wParam == MDITILE_HORIZONTAL) /* version >= 3.1 */ |
| { |
| i=rows; |
| rows=columns; /* exchange r and c */ |
| columns=i; |
| } |
| |
| /* hack */ |
| if( iToPosition != 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; |
| |
| x = 0; |
| i = 0; |
| |
| for (c = 1; c <= columns; c++) |
| { |
| if (c == columns) |
| { |
| rows = iToPosition - i; |
| ysize = rect.bottom / rows; |
| } |
| |
| y = 0; |
| for (r = 1; r <= rows; r++, i++) |
| { |
| /* shouldn't happen but... */ |
| if( !listTop ) |
| break; |
| |
| /* skip iconized childs from tiling */ |
| while (!listTop->hChild) |
| { |
| listPrev = listTop->prev; |
| free(listTop); |
| listTop = listPrev; |
| } |
| SetWindowPos(listTop->hChild, 0, x, y, xsize, ysize, |
| SWP_DRAWFRAME | SWP_NOACTIVATE | SWP_NOZORDER); |
| y += ysize; |
| listPrev = listTop->prev; |
| free(listTop); |
| listTop = listPrev; |
| } |
| x += xsize; |
| } |
| } |
| |
| /* free the rest if any */ |
| while( listTop ) |
| { |
| listPrev = listTop->prev; |
| free(listTop); |
| listTop = listPrev; |
| } |
| |
| if (iToPosition < ci->nActiveChildren ) |
| ArrangeIconicWindows( wndClient->hwndSelf ); |
| |
| return 0; |
| } |
| |
| /* ----------------------- Frame window ---------------------------- */ |
| |
| |
| /********************************************************************** |
| * MDI_AugmentFrameMenu |
| */ |
| BOOL MDI_AugmentFrameMenu(MDICLIENTINFO* ci, WND *frame, HWND hChild) |
| { |
| WND* child = WIN_FindWndPtr(hChild); |
| HGLOBAL handle; |
| HMENU hSysPopup = 0; |
| |
| dprintf_mdi(stddeb,"MDI_AugmentFrameMenu: 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 (!(handle = SYSRES_LoadResource( SYSRES_MENU_SYSMENU ))) return 0; |
| hSysPopup = LoadMenuIndirect16( GlobalLock16( handle ) ); |
| SYSRES_FreeResource( handle ); |
| |
| dprintf_mdi(stddeb,"\t\tgot popup %04x\n in sysmenu %04x",hSysPopup,child->hSysMenu); |
| |
| if( !InsertMenu32A(frame->wIDmenu,0,MF_BYPOSITION | MF_BITMAP | MF_POPUP, |
| hSysPopup, (LPSTR)(DWORD)hBmpClose )) |
| { DestroyMenu(hSysPopup); return 0; } |
| |
| if( !AppendMenu32A(frame->wIDmenu,MF_HELP | MF_BITMAP, |
| SC_RESTORE, (LPSTR)(DWORD)hBmpRestore )) |
| { |
| RemoveMenu(frame->wIDmenu,0,MF_BYPOSITION); |
| return 0; |
| } |
| |
| EnableMenuItem(hSysPopup, SC_SIZE, MF_BYCOMMAND | MF_GRAYED); |
| EnableMenuItem(hSysPopup, SC_MOVE, MF_BYCOMMAND | MF_GRAYED); |
| EnableMenuItem(hSysPopup, SC_MAXIMIZE, MF_BYCOMMAND | MF_GRAYED); |
| |
| child->dwStyle &= ~WS_SYSMENU; |
| |
| /* redraw menu */ |
| DrawMenuBar(frame->hwndSelf); |
| |
| return 1; |
| } |
| |
| /********************************************************************** |
| * MDI_RestoreFrameMenu |
| */ |
| BOOL MDI_RestoreFrameMenu( WND *frameWnd, HWND hChild) |
| { |
| WND* child = WIN_FindWndPtr(hChild); |
| INT nItems = GetMenuItemCount(frameWnd->wIDmenu) - 1; |
| |
| dprintf_mdi(stddeb,"MDI_RestoreFrameMenu: for child %04x\n",hChild); |
| |
| if( GetMenuItemID(frameWnd->wIDmenu,nItems) != SC_RESTORE ) |
| return 0; |
| |
| child->dwStyle |= WS_SYSMENU; |
| |
| RemoveMenu(frameWnd->wIDmenu,0,MF_BYPOSITION); |
| DeleteMenu(frameWnd->wIDmenu,nItems-1,MF_BYPOSITION); |
| |
| DrawMenuBar(frameWnd->hwndSelf); |
| |
| return 1; |
| } |
| |
| /********************************************************************** |
| * MDI_UpdateFrameText |
| * |
| * used when child window is maximized/restored |
| * |
| * Note: lpTitle can be NULL |
| */ |
| void MDI_UpdateFrameText(WND *frameWnd, HWND hClient, BOOL repaint, LPCSTR lpTitle) |
| { |
| char lpBuffer[MDI_MAXTITLELENGTH+1]; |
| WND* clientWnd = WIN_FindWndPtr(hClient); |
| |
| MDICLIENTINFO *ci = (MDICLIENTINFO *) clientWnd->wExtra; |
| |
| dprintf_mdi(stddeb, "MDI: repaint %i, frameText %s\n", repaint, (lpTitle)?lpTitle:"NULL"); |
| |
| /* 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) |
| SetWindowPos(frameWnd->hwndSelf, 0,0,0,0,0, SWP_FRAMECHANGED | |
| SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER ); |
| } |
| |
| |
| /* ----------------------------- Interface ---------------------------- */ |
| |
| |
| /********************************************************************** |
| * MDIClientWndProc |
| * |
| * This function is the handler for all MDI requests. |
| */ |
| LRESULT MDIClientWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) |
| { |
| LPCREATESTRUCT16 cs; |
| LPCLIENTCREATESTRUCT16 ccs; |
| MDICLIENTINFO *ci; |
| RECT16 rect; |
| WND *w = WIN_FindWndPtr(hwnd); |
| WND *frameWnd = w->parent; |
| |
| ci = (MDICLIENTINFO *) w->wExtra; |
| |
| switch (message) |
| { |
| case WM_CREATE: |
| cs = (LPCREATESTRUCT16) PTR_SEG_TO_LIN(lParam); |
| 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->sbNeedUpdate = 0; |
| ci->self = hwnd; |
| w->dwStyle |= WS_CLIPCHILDREN; |
| |
| if (!hBmpClose) |
| { |
| hBmpClose = CreateMDIMenuBitmap(); |
| hBmpRestore = LoadBitmap( 0, MAKEINTRESOURCE(OBM_RESTORE) ); |
| } |
| MDI_UpdateFrameText(frameWnd, hwnd, MDI_NOFRAMEREPAINT,frameWnd->text); |
| |
| AppendMenu32A( ccs->hWindowMenu, MF_SEPARATOR, 0, NULL ); |
| |
| GetClientRect16(frameWnd->hwndSelf, &rect); |
| NC_HandleNCCalcSize( w, &rect ); |
| w->rectClient = rect; |
| |
| dprintf_mdi(stddeb,"MDI: Client created - hwnd = %04x, idFirst = %u\n",hwnd,ci->idFirstChild); |
| |
| return 0; |
| |
| case WM_DESTROY: |
| if( ci->hwndChildMaximized ) MDI_RestoreFrameMenu(w, frameWnd->hwndSelf); |
| ci->idFirstChild = GetMenuItemCount(ci->hWindowMenu) - 1; |
| ci->nActiveChildren++; /* to delete a separator */ |
| |
| while( ci->nActiveChildren-- ) |
| DeleteMenu(ci->hWindowMenu,MF_BYPOSITION,ci->idFirstChild--); |
| |
| return 0; |
| |
| case WM_MDIACTIVATE: |
| if( ci->hwndActiveChild != (HWND)wParam ) |
| SetWindowPos((HWND)wParam, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE ); |
| return 0; |
| |
| case WM_MDICASCADE: |
| return MDICascade(w, ci); |
| |
| case WM_MDICREATE: |
| return (LONG)MDICreateChild(w, ci, hwnd, lParam ); |
| |
| case WM_MDIDESTROY: |
| return (LONG)MDIDestroyChild(w, ci, hwnd, (HWND)wParam, TRUE); |
| |
| case WM_MDIGETACTIVE: |
| return ((LONG) ci->hwndActiveChild | |
| ((LONG) (ci->hwndChildMaximized>0) << 16)); |
| |
| case WM_MDIICONARRANGE: |
| ci->sbNeedUpdate = TRUE; |
| MDIIconArrange(hwnd); |
| ci->sbRecalc = SB_BOTH+1; |
| SendMessage16(hwnd,WM_MDICALCCHILDSCROLL,0,0L); |
| return 0; |
| |
| case WM_MDIMAXIMIZE: |
| ShowWindow((HWND)wParam, SW_MAXIMIZE); |
| return 0; |
| |
| case WM_MDINEXT: |
| MDI_SwitchActiveChild(hwnd, (HWND)wParam, (lParam)?1:0); |
| break; |
| |
| case WM_MDIRESTORE: |
| ShowWindow( (HWND)wParam, SW_NORMAL); |
| return 0; |
| |
| case WM_MDISETMENU: |
| #ifdef WINELIB32 |
| return (LRESULT)MDISetMenu(hwnd, FALSE, (HMENU)wParam, (HMENU)lParam); |
| #else |
| return (LRESULT)MDISetMenu(hwnd, wParam, LOWORD(lParam), HIWORD(lParam)); |
| #endif |
| |
| case WM_MDITILE: |
| ci->sbNeedUpdate = TRUE; |
| ShowScrollBar(hwnd,SB_BOTH,FALSE); |
| MDITile(w, ci,wParam); |
| ci->sbNeedUpdate = FALSE; |
| return 0; |
| |
| case WM_VSCROLL: |
| case WM_HSCROLL: |
| ci->sbNeedUpdate = TRUE; |
| ScrollChildren(hwnd,message,wParam,lParam); |
| ci->sbNeedUpdate = FALSE; |
| return 0; |
| |
| case WM_SETFOCUS: |
| if( ci->hwndActiveChild ) |
| { |
| w = WIN_FindWndPtr( ci->hwndActiveChild ); |
| if( !(w->dwStyle & WS_MINIMIZE) ) |
| SetFocus( ci->hwndActiveChild ); |
| } |
| return 0; |
| |
| case WM_NCACTIVATE: |
| if( ci->hwndActiveChild ) |
| SendMessage16(ci->hwndActiveChild, message, wParam, lParam); |
| break; |
| |
| case WM_PARENTNOTIFY: |
| if( wParam == WM_LBUTTONDOWN ) |
| { |
| POINT16 pt = MAKEPOINT16(lParam); |
| HWND child = ChildWindowFromPoint16(hwnd, pt); |
| |
| dprintf_mdi(stddeb,"MDIClient: notification from %04x (%i,%i)\n",child,pt.x,pt.y); |
| |
| if( child && child != hwnd ) |
| { |
| WND* wnd = WIN_FindWndPtr( child ); |
| |
| /* if we got owned popup */ |
| if( wnd->owner ) child = wnd->owner->hwndSelf; |
| |
| if( child != ci->hwndActiveChild ) |
| SetWindowPos(child, 0,0,0,0,0, SWP_NOSIZE | SWP_NOMOVE ); |
| } |
| } |
| return 0; |
| |
| case WM_SIZE: |
| if( ci->hwndChildMaximized ) |
| { |
| WND* child = WIN_FindWndPtr(ci->hwndChildMaximized); |
| RECT16 rect = { 0, 0, LOWORD(lParam), HIWORD(lParam) }; |
| |
| AdjustWindowRectEx16(&rect, child->dwStyle, 0, child->dwExStyle); |
| MoveWindow(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->sbNeedUpdate ) |
| if( ci->sbRecalc ) |
| { |
| CalcChildScroll(hwnd, ci->sbRecalc-1); |
| ci->sbRecalc = ci->sbNeedUpdate = 0; |
| } |
| return 0; |
| } |
| |
| return DefWindowProc16(hwnd, message, wParam, lParam); |
| } |
| |
| |
| /*********************************************************************** |
| * DefFrameProc16 (USER.445) |
| */ |
| LRESULT DefFrameProc16( HWND16 hwnd, HWND16 hwndMDIClient, UINT16 message, |
| WPARAM16 wParam, LPARAM lParam ) |
| { |
| HWND 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( 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, (WPARAM)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: |
| SetFocus(hwndMDIClient); |
| break; |
| |
| case WM_SIZE: |
| MoveWindow(hwndMDIClient, 0, 0, |
| LOWORD(lParam), HIWORD(lParam), TRUE); |
| break; |
| } |
| } |
| |
| return DefWindowProc16(hwnd, message, wParam, lParam); |
| } |
| |
| |
| /*********************************************************************** |
| * DefFrameProc32A (USER32.121) |
| */ |
| LRESULT 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: |
| return DefFrameProc16( hwnd, hwndMDIClient, message, |
| wParam, (LPARAM)PTR_SEG_TO_LIN(lParam) ); |
| |
| case WM_SETFOCUS: |
| case WM_SIZE: |
| return DefFrameProc16( hwnd, hwndMDIClient, message, |
| wParam, lParam ); |
| } |
| } |
| |
| return DefWindowProc32A(hwnd, message, wParam, lParam); |
| } |
| |
| |
| /*********************************************************************** |
| * DefFrameProc32W (USER32.122) |
| */ |
| LRESULT 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: |
| /* FIXME: Unicode */ |
| return DefFrameProc32A( hwnd, hwndMDIClient, message, |
| wParam, lParam ); |
| |
| case WM_SETFOCUS: |
| case WM_SIZE: |
| return DefFrameProc32A( hwnd, hwndMDIClient, message, |
| wParam, lParam ); |
| } |
| } |
| |
| return DefWindowProc32W( hwnd, message, wParam, lParam ); |
| } |
| |
| |
| /*********************************************************************** |
| * DefMDIChildProc16 (USER.447) |
| */ |
| LRESULT DefMDIChildProc16( HWND16 hwnd, UINT16 message, |
| WPARAM16 wParam, LPARAM lParam ) |
| { |
| MDICLIENTINFO *ci; |
| WND *clientWnd; |
| |
| clientWnd = WIN_FindWndPtr(GetParent(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,(WPARAM)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: |
| dprintf_mdi(stddeb,"DefMDIChildProc: 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_MAXIMIZE: |
| if( ci->hwndChildMaximized == hwnd) |
| return SendMessage16( clientWnd->parent->hwndSelf, |
| message, wParam, lParam); |
| 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->sbNeedUpdate = 0; |
| 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 ) |
| { |
| HWND hMaxChild = ci->hwndChildMaximized; |
| |
| if( hMaxChild == hwnd ) break; |
| |
| if( hMaxChild) |
| { |
| SendMessage16( hMaxChild, WM_SETREDRAW, FALSE, 0L ); |
| |
| MDI_RestoreFrameMenu( clientWnd->parent, hMaxChild); |
| ShowWindow( hMaxChild, SW_SHOWNOACTIVATE); |
| |
| SendMessage16( hMaxChild, WM_SETREDRAW, TRUE, 0L ); |
| } |
| |
| ci->hwndChildMaximized = hwnd; /* !!! */ |
| |
| MDI_AugmentFrameMenu( ci, clientWnd->parent, hwnd); |
| MDI_UpdateFrameText( clientWnd->parent, ci->self, |
| MDI_REPAINTFRAME, NULL ); |
| } |
| |
| if( wParam == SIZE_MINIMIZED ) |
| { |
| HWND switchTo = MDI_GetWindow(clientWnd, hwnd, 0); |
| |
| 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 menus */ |
| PostMessage( clientWnd->parent->hwndSelf, WM_SYSCOMMAND, |
| (WPARAM)SC_KEYMENU, (LPARAM)wParam); |
| return 0x00010000L; |
| |
| case WM_NEXTMENU: |
| /* set current menu to child system menu */ |
| |
| break; |
| } |
| |
| return DefWindowProc16(hwnd, message, wParam, lParam); |
| } |
| |
| |
| /*********************************************************************** |
| * DefMDIChildProc32A (USER32.123) |
| */ |
| LRESULT DefMDIChildProc32A( HWND32 hwnd, UINT32 message, |
| WPARAM32 wParam, LPARAM lParam ) |
| { |
| MDICLIENTINFO *ci; |
| WND *clientWnd; |
| |
| clientWnd = WIN_FindWndPtr(GetParent(hwnd)); |
| 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 menus */ |
| PostMessage( clientWnd->parent->hwndSelf, WM_SYSCOMMAND, |
| (WPARAM)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 ); |
| } |
| return DefWindowProc32A(hwnd, message, wParam, lParam); |
| } |
| |
| |
| /*********************************************************************** |
| * DefMDIChildProc32W (USER32.124) |
| */ |
| LRESULT DefMDIChildProc32W( HWND32 hwnd, UINT32 message, |
| WPARAM32 wParam, LPARAM lParam ) |
| { |
| MDICLIENTINFO *ci; |
| WND *clientWnd; |
| |
| clientWnd = WIN_FindWndPtr(GetParent(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 ); |
| } |
| return DefWindowProc32W(hwnd, message, wParam, lParam); |
| } |
| |
| |
| /********************************************************************** |
| * TranslateMDISysAccel (USER.451) |
| * |
| */ |
| BOOL TranslateMDISysAccel(HWND hwndClient, LPMSG16 msg) |
| { |
| WND* clientWnd = WIN_FindWndPtr( hwndClient); |
| WND* wnd; |
| MDICLIENTINFO *ci = NULL; |
| WPARAM wParam = 0; |
| |
| if( (msg->message != WM_KEYDOWN && msg->message != WM_SYSKEYDOWN) || !clientWnd ) |
| return 0; |
| |
| ci = (MDICLIENTINFO*) clientWnd->wExtra; |
| wnd = WIN_FindWndPtr(ci->hwndActiveChild); |
| |
| if( !wnd ) return 0; |
| |
| if( wnd->dwStyle & WS_DISABLED ) return 0; |
| |
| if ((GetKeyState(VK_CONTROL) & 0x8000) && !(GetKeyState(VK_MENU) & 0x8000)) |
| switch( msg->wParam ) |
| { |
| case VK_F6: |
| case VK_SEPARATOR: |
| wParam = ( GetKeyState(VK_SHIFT) & 0x8000 )? SC_NEXTWINDOW: SC_PREVWINDOW; |
| break; |
| case VK_RBUTTON: |
| wParam = SC_CLOSE; |
| break; |
| default: |
| return 0; |
| } |
| else |
| return 0; |
| |
| dprintf_mdi(stddeb,"TranslateMDISysAccel: wParam = %04x\n", wParam); |
| |
| SendMessage16(ci->hwndActiveChild,WM_SYSCOMMAND, wParam, (LPARAM)msg->wParam); |
| return 1; |
| } |
| |
| |
| /*********************************************************************** |
| * CalcChildScroll (USER.462) |
| */ |
| void CalcChildScroll( HWND hwnd, WORD scroll ) |
| { |
| RECT16 childRect, clientRect; |
| INT vmin, vmax, hmin, hmax, vpos, hpos; |
| BOOL noscroll = FALSE; |
| WND *pWnd, *Wnd; |
| |
| if (!(Wnd = pWnd = WIN_FindWndPtr( hwnd ))) return; |
| GetClientRect16( hwnd, &clientRect ); |
| SetRectEmpty16( &childRect ); |
| |
| for ( pWnd = pWnd->child; pWnd; pWnd = pWnd->next ) |
| { |
| UnionRect16( &childRect, &pWnd->rectWindow, &childRect ); |
| if( pWnd->dwStyle & WS_MAXIMIZE ) |
| noscroll = TRUE; |
| } |
| UnionRect16( &childRect, &clientRect, &childRect ); |
| |
| /* jump through the hoops to prevent excessive flashing |
| */ |
| |
| 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; |
| |
| if( noscroll ) |
| ShowScrollBar(hwnd, SB_BOTH, FALSE); |
| else |
| switch( scroll ) |
| { |
| case SB_HORZ: |
| vpos = hpos; vmin = hmin; vmax = hmax; |
| case SB_VERT: |
| SetScrollPos(hwnd, scroll, vpos, FALSE); |
| SetScrollRange(hwnd, scroll, vmin, vmax, TRUE); |
| break; |
| case SB_BOTH: |
| SCROLL_SetNCSbState( Wnd, vmin, vmax, vpos, |
| hmin, hmax, hpos); |
| SetWindowPos(hwnd, 0, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE |
| | SWP_NOACTIVATE | SWP_NOZORDER | SWP_FRAMECHANGED ); |
| } |
| } |
| |
| /*********************************************************************** |
| * ScrollChildren (USER.463) |
| */ |
| void ScrollChildren(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) |
| { |
| WND *wndPtr = WIN_FindWndPtr(hWnd); |
| short newPos=-1; |
| short curPos; |
| short length; |
| INT16 minPos; |
| INT16 maxPos; |
| short shift; |
| |
| if( !wndPtr ) return; |
| |
| if( uMsg == WM_HSCROLL ) |
| { |
| GetScrollRange(hWnd,SB_HORZ,&minPos,&maxPos); |
| curPos = GetScrollPos(hWnd,SB_HORZ); |
| length = (wndPtr->rectClient.right - wndPtr->rectClient.left)/2; |
| shift = SYSMETRICS_CYHSCROLL; |
| } |
| else if( uMsg == WM_VSCROLL ) |
| { |
| GetScrollRange(hWnd,SB_VERT,&minPos,&maxPos); |
| curPos = GetScrollPos(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; |
| |
| SetScrollPos(hWnd, (uMsg == WM_VSCROLL)?SB_VERT:SB_HORZ , newPos, TRUE); |
| |
| if( uMsg == WM_VSCROLL ) |
| ScrollWindow(hWnd ,0 ,curPos - newPos, NULL, NULL); |
| else |
| ScrollWindow(hWnd ,curPos - newPos, 0, NULL, NULL); |
| } |
| |
