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282 lines
6.7 KiB
282 lines
6.7 KiB
/************************************************************/
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/* Windows Write, Copyright 1985-1992 Microsoft Corporation */
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/************************************************************/
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/* clipdisp.c -- Clipboard display routines */
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/* This module only gets called in when the clipboard view window is up */
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#define NOVIRTUALKEYCODES
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#define NOWINSTYLES
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#define NOGDICAPMASKS
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#define NOSYSMETRICS
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#define NOMENUS
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#define NOCTLMGR
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#include "windows.h"
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#include "mw.h"
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#include "docdefs.h"
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#include "cmddefs.h"
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#include "str.h"
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#include "propdefs.h"
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#include "editdefs.h"
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#include "winddefs.h"
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#include "dispdefs.h"
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#include "wwdefs.h"
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#if defined(OLE)
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#include "obj.h"
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#endif
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#define SCRIBBLE
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#include "debug.h"
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extern int docCur; /* Document in current ww */
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extern int docScrap;
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extern struct WWD rgwwd [];
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int NEAR FGetClipboardDC( void );
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int NEAR SetupClipboardDC( void );
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int NEAR ReleaseClipboardDC( void );
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MdocPaintClipboard( hWnd, hPS )
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HWND hWnd;
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HANDLE hPS;
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{ /* Paint portion of clipboard window indicated by hPS */
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LPPAINTSTRUCT lpps;
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if (wwClipboard == wwNil)
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return;
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/* Must set the scroll bar range each time we get a PAINT message;
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CLIPBRD.EXE resets it when it gets WM_DRAWCLIPBOARD */
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SetScrollRange( wwdClipboard.wwptr, SB_VERT, 0, drMax-1, FALSE );
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SetScrollRange( wwdClipboard.wwptr, SB_HORZ, 0, xpRightLim, FALSE );
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if ( (lpps = (LPPAINTSTRUCT)GlobalLock( hPS )) != NULL )
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{ /* Paint the clipboard */
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wwdClipboard.hDC = lpps->hdc;
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SetupClipboardDC();
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NewCurWw( wwClipboard, TRUE );
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InvalBand( &wwdClipboard, lpps->rcPaint.top, lpps->rcPaint.bottom - 1 );
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UpdateWw( wwClipboard, FALSE );
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NewCurWw( wwDocument, TRUE );
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GlobalUnlock( hPS );
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}
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/* Since the DC is no longer good, we'll set it to NULL */
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wwdClipboard.hDC = NULL;
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#if 0
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#if defined(OLE)
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/* gotta delete objects loaded from scrap document */
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ObjEnumInDoc(docScrap,ObjDeleteObjectInDoc);
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#endif
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#endif
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}
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MdocSizeClipboard( hWnd, hRC )
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HWND hWnd;
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HANDLE hRC;
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{ /* Set clipboard window to be the rect in hRC */
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/* If rectangle is 0 units high or wide, this means we're losing the
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necessity for display until the next size message */
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LPRECT lprc;
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int dypRect;
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if ( (lprc = (LPRECT)GlobalLock( hRC )) == NULL )
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return;
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if ( (dypRect = lprc->bottom - lprc->top) <= 0 )
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{ /* NULL rect, means lose display until we get a nonnull size */
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if (wwClipboard != wwNil)
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FreeWw( wwClipboard );
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}
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else if ( (wwClipboard != wwNil) ||
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((wwClipboard=WwAlloc( hWnd, docScrap )) != wwNil))
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{ /* Have WWD entry for clipboard, set its size */
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wwdClipboard.wwptr = hWnd; /* Just in case clipboard
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was closed, then re-opened */
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wwdClipboard.xpMin = lprc->left;
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wwdClipboard.xpMac = lprc->right;
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wwdClipboard.ypMin = lprc->top;
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wwdClipboard.ypMac = lprc->bottom;
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#ifdef WIN30
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SetScrollPos(hWnd, SB_HORZ, 0, TRUE); /* suggested by sankar */
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#endif
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}
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GlobalUnlock( hRC );
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}
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MdocVScrollClipboard( hWnd, sbMessage, wNewThumb )
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HWND hWnd;
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int sbMessage;
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int wNewThumb;
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{
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if ( hWnd != wwdClipboard.wwptr || wwClipboard == wwNil)
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{
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Assert( FALSE );
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return;
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}
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if (!FGetClipboardDC())
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/* Unable to create clipboard device context */
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return;
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NewCurWw( wwClipboard, TRUE );
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switch ( sbMessage )
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{
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case SB_THUMBPOSITION:
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{
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extern typeCP cpMacCur;
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DirtyCache( wwdClipboard.cpFirst = (cpMacCur - wwdClipboard.cpMin) *
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wNewThumb / (drMax - 1) + wwdClipboard.cpMin);
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wwdClipboard.ichCpFirst = 0;
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wwdClipboard.fCpBad = TRUE;
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TrashWw( wwClipboard );
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break;
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}
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case SB_LINEUP:
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ScrollUpCtr( 1 );
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break;
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case SB_LINEDOWN:
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ScrollDownCtr( 1 );
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break;
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case SB_PAGEUP:
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ScrollUpDypWw();
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break;
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case SB_PAGEDOWN:
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ScrollDownCtr( 100 ); /* 100 > tr's in a page */
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break;
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}
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UpdateWw( wwClipboard, FALSE );
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NewCurWw( wwDocument, TRUE ); /* Frees the memory DC */
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ReleaseClipboardDC();
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}
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MdocHScrollClipboard( hWnd, sbMessage, wNewThumb )
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HWND hWnd;
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int sbMessage;
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int wNewThumb;
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{
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if ( hWnd != wwdClipboard.wwptr || wwClipboard == wwNil)
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{
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Assert( FALSE );
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return;
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}
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if (!FGetClipboardDC())
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/* Unable to create clipboard device context */
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return;
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NewCurWw( wwClipboard, TRUE );
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switch (sbMessage)
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{
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case SB_LINEUP: /* line left */
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ScrollRight(xpMinScroll);
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break;
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case SB_LINEDOWN: /* line right */
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ScrollLeft(xpMinScroll);
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break;
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case SB_PAGEUP: /* page left */
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ScrollRight(wwdClipboard.xpMac - xpSelBar);
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break;
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case SB_PAGEDOWN: /* page right */
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ScrollLeft(wwdClipboard.xpMac - xpSelBar);
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break;
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case SB_THUMBPOSITION:
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/* position to posNew */
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AdjWwHoriz( wNewThumb - wwdClipboard.xpMin );
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break;
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}
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UpdateWw( wwClipboard, FALSE );
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NewCurWw( wwDocument, TRUE ); /* Frees the memory DC */
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ReleaseClipboardDC();
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}
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MdocAskCBFormatName( lpchName, cchNameMax )
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LPCH lpchName;
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int cchNameMax;
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{ /* Copy the format name for the current contents of the clipboard
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(of which we are the owner) to lpchName, copying no more than
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cchNameMax characters */
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extern int vfOwnClipboard;
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extern int vfScrapIsPic;
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extern CHAR szWRITEText[];
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int cchCopy;
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Assert( vfOwnClipboard );
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/* Don't give a format name for pictures; the name is covered by the
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standard types */
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if (!vfScrapIsPic)
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{
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if ( (cchCopy=CchSz( szWRITEText )) > cchNameMax )
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{
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lpchName[ cchCopy = cchNameMax - 1 ] = '\0';
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}
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bltbx( (LPSTR)szWRITEText, (LPSTR)lpchName, cchCopy );
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}
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}
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int NEAR FGetClipboardDC()
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{ /* Get a DC for the clipboard window. Leave it in rgwwd [wwClipboard].
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Call SetupClipboardDC to set up proper colors */
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if ((wwdClipboard.hDC = GetDC( wwdClipboard.wwptr )) == NULL )
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return FALSE;
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SetupClipboardDC();
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return TRUE;
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}
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int NEAR SetupClipboardDC()
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{ /* Select in the background brush for appropriate color behavior. */
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extern long rgbBkgrnd;
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extern long rgbText;
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extern HBRUSH hbrBkgrnd;
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SelectObject( wwdClipboard.hDC, hbrBkgrnd );
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SetBkColor( wwdClipboard.hDC, rgbBkgrnd );
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SetTextColor( wwdClipboard.hDC, rgbText );
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}
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int NEAR ReleaseClipboardDC()
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{
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ReleaseDC( wwdClipboard.wwptr, wwdClipboard.hDC );
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wwdClipboard.hDC = NULL; /* Mark clipboard DC as invalid */
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}
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