From 9289a5dff8ea4eca6710983d86974ff0bc79ed17 Mon Sep 17 00:00:00 2001 From: Gerard Patel Date: Fri, 22 Dec 2000 23:26:18 +0000 Subject: [PATCH] Cancel a few changes to get back basic text clipboard functionality. --- windows/clipboard.c | 160 +++++++++++++++++++++++++-------------------- windows/x11drv/clipboard.c | 15 +++-- 2 files changed, 98 insertions(+), 77 deletions(-) diff --git a/windows/clipboard.c b/windows/clipboard.c index 59fac4b87a9..93643f61f24 100644 --- a/windows/clipboard.c +++ b/windows/clipboard.c @@ -57,7 +57,7 @@ static HWND hWndViewer = 0; /* start of viewers chain */ static WORD LastRegFormat = CF_REGFORMATBASE; /* Clipboard cache initial data. - * WARNING: This data ordering is dependendent on the WINE_CLIPFORMAT structure + * WARNING: This data ordering is dependent on the WINE_CLIPFORMAT structure * declared in clipboard.h */ WINE_CLIPFORMAT ClipFormats[] = { @@ -390,8 +390,9 @@ static BOOL CLIPBOARD_RenderFormat(LPWINE_CLIPFORMAT lpFormat) { /* * If WINE is not the selection owner, and the format is available - * we must ask the the driver to render the data to the clipboard cache. + * we must ask the driver to render the data to the clipboard cache. */ + TRACE("enter format=%d\n", lpFormat->wFormatID); if ( !USER_Driver.pIsSelectionOwner() && USER_Driver.pIsClipboardFormatAvailable( lpFormat->wFormatID ) ) { @@ -492,8 +493,9 @@ static INT CLIPBOARD_ConvertText(WORD src_fmt, void const *src, INT src_size, static LPWINE_CLIPFORMAT CLIPBOARD_RenderText( UINT wFormat ) { LPWINE_CLIPFORMAT lpSource = ClipFormats; - LPWINE_CLIPFORMAT lpTarget; - + LPWINE_CLIPFORMAT lpTarget = NULL; + BOOL foundData = FALSE; + /* Asked for CF_TEXT but not available - always attempt to convert from CF_UNICODETEXT or CF_OEMTEXT */ if( wFormat == CF_TEXT && !ClipFormats[CF_TEXT-1].wDataPresent ) @@ -503,7 +505,7 @@ static LPWINE_CLIPFORMAT CLIPBOARD_RenderText( UINT wFormat ) /* Convert UNICODETEXT -> TEXT */ lpSource = &ClipFormats[CF_UNICODETEXT-1]; lpTarget = &ClipFormats[CF_TEXT-1]; - + foundData = TRUE; TRACE("\tUNICODETEXT -> TEXT\n"); } else if(ClipFormats[CF_OEMTEXT-1].wDataPresent) @@ -511,11 +513,9 @@ static LPWINE_CLIPFORMAT CLIPBOARD_RenderText( UINT wFormat ) /* Convert OEMTEXT -> TEXT */ lpSource = &ClipFormats[CF_OEMTEXT-1]; lpTarget = &ClipFormats[CF_TEXT-1]; - + foundData = TRUE; TRACE("\tOEMTEXT -> TEXT\n"); } - else - lpSource = NULL; /* Conversion format is not available */ } /* Asked for CF_OEMTEXT but not available - always attempt to convert from CF_UNICODETEXT or CF_TEXT */ @@ -526,7 +526,7 @@ static LPWINE_CLIPFORMAT CLIPBOARD_RenderText( UINT wFormat ) /* Convert UNICODETEXT -> OEMTEXT */ lpSource = &ClipFormats[CF_UNICODETEXT-1]; lpTarget = &ClipFormats[CF_OEMTEXT-1]; - + foundData = TRUE; TRACE("\tUNICODETEXT -> OEMTEXT\n"); } else if(ClipFormats[CF_TEXT-1].wDataPresent) @@ -534,11 +534,9 @@ static LPWINE_CLIPFORMAT CLIPBOARD_RenderText( UINT wFormat ) /* Convert TEXT -> OEMTEXT */ lpSource = &ClipFormats[CF_TEXT-1]; lpTarget = &ClipFormats[CF_OEMTEXT-1]; - + foundData = TRUE; TRACE("\tTEXT -> OEMTEXT\n"); } - else - lpSource = NULL; /* Conversion format is not available */ } /* Asked for CF_UNICODETEXT but not available - always attempt to convert from CF_TEXT or CF_OEMTEXT */ @@ -549,7 +547,7 @@ static LPWINE_CLIPFORMAT CLIPBOARD_RenderText( UINT wFormat ) /* Convert TEXT -> UNICODETEXT */ lpSource = &ClipFormats[CF_TEXT-1]; lpTarget = &ClipFormats[CF_UNICODETEXT-1]; - + foundData = TRUE; TRACE("\tTEXT -> UNICODETEXT\n"); } else if(ClipFormats[CF_OEMTEXT-1].wDataPresent) @@ -557,17 +555,22 @@ static LPWINE_CLIPFORMAT CLIPBOARD_RenderText( UINT wFormat ) /* Convert OEMTEXT -> UNICODETEXT */ lpSource = &ClipFormats[CF_OEMTEXT-1]; lpTarget = &ClipFormats[CF_UNICODETEXT-1]; - + foundData = TRUE; TRACE("\tOEMTEXT -> UNICODETEXT\n"); } - else - lpSource = NULL; /* Conversion format is not available */ } - /* Text format requested is available - no conversion necessary */ - else - { - lpSource = __lookup_format( ClipFormats, wFormat ); - lpTarget = lpSource; + if (!foundData) + { + if ((wFormat == CF_TEXT) || (wFormat == CF_OEMTEXT)) + { + lpSource = &ClipFormats[CF_UNICODETEXT-1]; + lpTarget = __lookup_format( ClipFormats, wFormat ); + } + else + { + lpSource = __lookup_format( ClipFormats, wFormat ); + lpTarget = lpSource; + } } /* First render the source text format */ @@ -634,6 +637,62 @@ static LPWINE_CLIPFORMAT CLIPBOARD_RenderText( UINT wFormat ) } /************************************************************************** + * CLIPBOARD_EnumClipboardFormats (internal) + */ +static UINT CLIPBOARD_EnumClipboardFormats( UINT wFormat ) +{ + LPWINE_CLIPFORMAT lpFormat = ClipFormats; + BOOL bFormatPresent; + + if (wFormat == 0) /* start from the beginning */ + lpFormat = ClipFormats; + else + { + /* walk up to the specified format record */ + + if( !(lpFormat = __lookup_format( lpFormat, wFormat )) ) + return 0; + lpFormat = lpFormat->NextFormat; /* right */ + } + + while(TRUE) + { + if (lpFormat == NULL) return 0; + + if(CLIPBOARD_IsPresent(lpFormat->wFormatID)) + break; + + /* Query the driver if not yet in the cache */ + if (!USER_Driver.pIsSelectionOwner()) + { + if(lpFormat->wFormatID == CF_UNICODETEXT || + lpFormat->wFormatID == CF_TEXT || + lpFormat->wFormatID == CF_OEMTEXT) + { + if(USER_Driver.pIsClipboardFormatAvailable(CF_UNICODETEXT) || + USER_Driver.pIsClipboardFormatAvailable(CF_TEXT) || + USER_Driver.pIsClipboardFormatAvailable(CF_OEMTEXT)) + bFormatPresent = TRUE; + else + bFormatPresent = FALSE; + } + else + bFormatPresent = USER_Driver.pIsClipboardFormatAvailable(lpFormat->wFormatID); + + if(bFormatPresent) + break; + } + + lpFormat = lpFormat->NextFormat; + } + + TRACE("Next available format %d\n", lpFormat->wFormatID); + + return lpFormat->wFormatID; +} + + +/************************************************************************** * WIN32 Clipboard implementation **************************************************************************/ @@ -1074,7 +1133,6 @@ INT WINAPI CountClipboardFormats(void) return FormatCount; } - /************************************************************************** * EnumClipboardFormats (USER.144) */ @@ -1089,9 +1147,6 @@ UINT16 WINAPI EnumClipboardFormats16( UINT16 wFormat ) */ UINT WINAPI EnumClipboardFormats( UINT wFormat ) { - LPWINE_CLIPFORMAT lpFormat = ClipFormats; - BOOL bFormatPresent; - TRACE("(%04X)\n", wFormat); if (CLIPBOARD_IsLocked()) @@ -1100,51 +1155,7 @@ UINT WINAPI EnumClipboardFormats( UINT wFormat ) return 0; } - if (wFormat == 0) /* start from the beginning */ - lpFormat = ClipFormats; - else - { - /* walk up to the specified format record */ - - if( !(lpFormat = __lookup_format( lpFormat, wFormat )) ) - return 0; - lpFormat = lpFormat->NextFormat; /* right */ - } - - while(TRUE) - { - if (lpFormat == NULL) return 0; - - if(CLIPBOARD_IsPresent(lpFormat->wFormatID)) - break; - - /* Query the driver if not yet in the cache */ - if (!USER_Driver.pIsSelectionOwner()) - { - if(lpFormat->wFormatID == CF_UNICODETEXT || - lpFormat->wFormatID == CF_TEXT || - lpFormat->wFormatID == CF_OEMTEXT) - { - if(USER_Driver.pIsClipboardFormatAvailable(CF_UNICODETEXT) || - USER_Driver.pIsClipboardFormatAvailable(CF_TEXT) || - USER_Driver.pIsClipboardFormatAvailable(CF_OEMTEXT)) - bFormatPresent = TRUE; - else - bFormatPresent = FALSE; - } - else - bFormatPresent = USER_Driver.pIsClipboardFormatAvailable(lpFormat->wFormatID); - - if(bFormatPresent) - break; - } - - lpFormat = lpFormat->NextFormat; - } - - TRACE("Next available format %d\n", lpFormat->wFormatID); - - return lpFormat->wFormatID; + return CLIPBOARD_EnumClipboardFormats(wFormat); } @@ -1368,8 +1379,13 @@ BOOL WINAPI IsClipboardFormatAvailable( UINT wFormat ) if (wFormat == 0) /* Reject this case quickly */ bRet = FALSE; else - bRet = EnumClipboardFormats(wFormat - 1) == wFormat; - + { + UINT iret = CLIPBOARD_EnumClipboardFormats(wFormat - 1); + if ((wFormat == CF_TEXT) || (wFormat == CF_OEMTEXT) || (wFormat == CF_UNICODETEXT)) + bRet = ((iret == CF_TEXT) || (iret == CF_OEMTEXT) || (iret == CF_UNICODETEXT)); + else + bRet = iret == wFormat; + } TRACE("(%04X)- ret(%d)\n", wFormat, bRet); return bRet; } diff --git a/windows/x11drv/clipboard.c b/windows/x11drv/clipboard.c index 17b8b2c92de..2c490b95e23 100644 --- a/windows/x11drv/clipboard.c +++ b/windows/x11drv/clipboard.c @@ -192,7 +192,7 @@ Atom X11DRV_CLIPBOARD_MapFormatToProperty(UINT wFormat) /************************************************************************** * X11DRV_CLIPBOARD_IsNativeProperty * - * Checks if a property is a native property type + * Checks if a property is a native Wine property type */ BOOL X11DRV_CLIPBOARD_IsNativeProperty(Atom prop) { @@ -332,6 +332,7 @@ int X11DRV_CLIPBOARD_CacheDataFormats( Atom SelectionName ) Window w; Window ownerSelection = 0; + TRACE("enter\n"); /* * Empty the clipboard cache */ @@ -379,7 +380,7 @@ int X11DRV_CLIPBOARD_CacheDataFormats( Atom SelectionName ) if ( (xe.xselection.target != aTargets) || (xe.xselection.property == None) ) { - TRACE("\tCould not retrieve TARGETS\n"); + TRACE("\tExit, could not retrieve TARGETS\n"); return cSelectionTargets; } @@ -444,7 +445,7 @@ int X11DRV_CLIPBOARD_CacheDataFormats( Atom SelectionName ) /* Free the list of targets */ TSXFree(targetList); } - + return cSelectionTargets; } @@ -890,7 +891,7 @@ BOOL X11DRV_IsClipboardFormatAvailable(UINT wFormat) Window ownerPrimary = TSXGetSelectionOwner(display,XA_PRIMARY); Window ownerClipboard = TSXGetSelectionOwner(display,xaClipboard); - TRACE("%d\n", wFormat); + TRACE("enter for %d\n", wFormat); /* * If the selection has not been previously cached, or the selection has changed, @@ -915,9 +916,13 @@ BOOL X11DRV_IsClipboardFormatAvailable(UINT wFormat) /* Exit if there is no selection */ if ( !ownerClipboard && !ownerPrimary ) { - TRACE("There is no selection\n"); + TRACE("There is no selection owner\n"); return FALSE; } + + /* Check if the format is available in the clipboard cache */ + if ( CLIPBOARD_IsPresent(wFormat) ) + return TRUE; /* * Many X client apps (such as XTerminal) don't support being queried -- 2.11.4.GIT