diff options
Diffstat (limited to 'xorg-server/hw/xwin/winclipboardwrappers.c')
| -rw-r--r-- | xorg-server/hw/xwin/winclipboardwrappers.c | 226 |
1 files changed, 1 insertions, 225 deletions
diff --git a/xorg-server/hw/xwin/winclipboardwrappers.c b/xorg-server/hw/xwin/winclipboardwrappers.c index bfd6bff8b..2679f4f98 100644 --- a/xorg-server/hw/xwin/winclipboardwrappers.c +++ b/xorg-server/hw/xwin/winclipboardwrappers.c @@ -33,36 +33,21 @@ #ifdef HAVE_XWIN_CONFIG_H #include <xwin-config.h> #endif + #include "win.h" #include "dixstruct.h" -#include <X11/Xatom.h> - -/* - * Constants - */ - -#define CLIP_NUM_SELECTIONS 2 -#define CLIP_OWN_PRIMARY 0 -#define CLIP_OWN_CLIPBOARD 1 /* * Local function prototypes */ DISPATCH_PROC(winProcEstablishConnection); -DISPATCH_PROC(winProcSetSelectionOwner); /* * References to external symbols */ -extern Bool g_fClipboardLaunched; -extern Bool g_fClipboardStarted; extern Bool g_fClipboard; -extern Window g_iClipboardWindow; -extern Atom g_atomLastOwnedSelection; -extern HWND g_hwndClipboard; - /* * Wrapper for internal EstablishConnection function. @@ -127,13 +112,6 @@ winProcEstablishConnection(ClientPtr client) /* Clear original function pointer */ winProcEstablishConnectionOrig = NULL; - /* If the clipboard client has already been started, abort */ - if (g_fClipboardLaunched) { - ErrorF("winProcEstablishConnection - Clipboard client already " - "launched, returning.\n"); - return iReturn; - } - /* Startup the clipboard client if clipboard mode is being used */ if (g_fClipboard) { /* @@ -163,207 +141,5 @@ winProcEstablishConnection(ClientPtr client) ErrorF("winProcEstablishConnection - winInitClipboard returned.\n"); } - /* Flag that clipboard client has been launched */ - g_fClipboardLaunched = TRUE; - return iReturn; } - -/* - * Wrapper for internal SetSelectionOwner function. - * Grabs ownership of Windows clipboard when X11 clipboard owner changes. - */ - -int -winProcSetSelectionOwner(ClientPtr client) -{ - int i; - DrawablePtr pDrawable; - WindowPtr pWindow = None; - Bool fOwnedToNotOwned = FALSE; - static Window s_iOwners[CLIP_NUM_SELECTIONS] = { None }; - static unsigned long s_ulServerGeneration = 0; - - REQUEST(xSetSelectionOwnerReq); - - REQUEST_SIZE_MATCH(xSetSelectionOwnerReq); - - winDebug("winProcSetSelectionOwner - Hello.\n"); - - /* Watch for server reset */ - if (s_ulServerGeneration != serverGeneration) { - /* Save new generation number */ - s_ulServerGeneration = serverGeneration; - - /* Initialize static variables */ - for (i = 0; i < CLIP_NUM_SELECTIONS; ++i) - s_iOwners[i] = None; - } - - /* Abort if clipboard not completely initialized yet */ - if (!g_fClipboardStarted) { - /* ErrorF ("winProcSetSelectionOwner - Clipboard not yet started, " - "aborting.\n"); */ - goto winProcSetSelectionOwner_Done; - } - - /* Grab window if we have one */ - if (None != stuff->window) { - /* Grab the Window from the request */ - int rc = - dixLookupWindow(&pWindow, stuff->window, client, DixReadAccess); - if (rc != Success) { - ErrorF("winProcSetSelectionOwner - Found BadWindow, aborting.\n"); - goto winProcSetSelectionOwner_Done; - } - } - - /* Now we either have a valid window or None */ - - /* Save selection owners for monitored selections, ignore other selections */ - if (XA_PRIMARY == stuff->selection) { - /* Look for owned -> not owned transition */ - if (None == stuff->window && None != s_iOwners[CLIP_OWN_PRIMARY]) { - fOwnedToNotOwned = TRUE; - - winDebug("winProcSetSelectionOwner - PRIMARY - Going from " - "owned to not owned.\n"); - - /* Adjust last owned selection */ - if (None != s_iOwners[CLIP_OWN_CLIPBOARD]) - g_atomLastOwnedSelection = MakeAtom("CLIPBOARD", 9, TRUE); - else - g_atomLastOwnedSelection = None; - } - - /* Save new selection owner or None */ - s_iOwners[CLIP_OWN_PRIMARY] = stuff->window; - - winDebug("winProcSetSelectionOwner - PRIMARY - Now owned by: %d\n", - stuff->window); - } - else if (MakeAtom("CLIPBOARD", 9, TRUE) == stuff->selection) { - /* Look for owned -> not owned transition */ - if (None == stuff->window && None != s_iOwners[CLIP_OWN_CLIPBOARD]) { - fOwnedToNotOwned = TRUE; - - winDebug("winProcSetSelectionOwner - CLIPBOARD - Going from " - "owned to not owned.\n"); - - /* Adjust last owned selection */ - if (None != s_iOwners[CLIP_OWN_PRIMARY]) - g_atomLastOwnedSelection = XA_PRIMARY; - else - g_atomLastOwnedSelection = None; - } - - /* Save new selection owner or None */ - s_iOwners[CLIP_OWN_CLIPBOARD] = stuff->window; - - winDebug("winProcSetSelectionOwner - CLIPBOARD - Now owned by: %d\n", - stuff->window); - - } - else - goto winProcSetSelectionOwner_Done; - - /* - * At this point, if one of the selections is still owned by the - * clipboard manager then it should be marked as unowned since - * we will be taking ownership of the Win32 clipboard. - */ - if (g_iClipboardWindow == s_iOwners[CLIP_OWN_PRIMARY]) - s_iOwners[CLIP_OWN_PRIMARY] = None; - if (g_iClipboardWindow == s_iOwners[CLIP_OWN_CLIPBOARD]) - s_iOwners[CLIP_OWN_CLIPBOARD] = None; - - /* - * Handle case when selection is being disowned, - * WM_DRAWCLIPBOARD did not do the disowning, - * both monitored selections are no longer owned, - * an owned to not owned transition was detected, - * and we currently own the Win32 clipboard. - */ - if (stuff->window == None - && s_iOwners[CLIP_OWN_PRIMARY] == None - && s_iOwners[CLIP_OWN_CLIPBOARD] == None - && fOwnedToNotOwned - && g_hwndClipboard != NULL && g_hwndClipboard == GetClipboardOwner()) { - winDebug("winProcSetSelectionOwner - We currently own the " - "clipboard and neither the PRIMARY nor the CLIPBOARD " - "selections are owned, releasing ownership of Win32 " - "clipboard.\n"); - - /* Release ownership of the Windows clipboard */ - OpenClipboard(NULL); - EmptyClipboard(); - CloseClipboard(); - - goto winProcSetSelectionOwner_Done; - } - - /* Abort if no window at this point */ - if (None == stuff->window) { - winDebug("winProcSetSelectionOwner - No window, returning.\n"); - goto winProcSetSelectionOwner_Done; - } - - /* Abort if invalid selection */ - if (!ValidAtom(stuff->selection)) { - ErrorF("winProcSetSelectionOwner - Found BadAtom, aborting.\n"); - goto winProcSetSelectionOwner_Done; - } - - /* Cast Window to Drawable */ - pDrawable = (DrawablePtr) pWindow; - - /* Abort if clipboard manager is owning the selection */ - if (pDrawable->id == g_iClipboardWindow) { - winDebug("winProcSetSelectionOwner - We changed ownership, " - "aborting.\n"); - goto winProcSetSelectionOwner_Done; - } - - /* Abort if root window is taking ownership */ - if (pDrawable->id == 0) { - ErrorF("winProcSetSelectionOwner - Root window taking ownership, " - "aborting\n"); - goto winProcSetSelectionOwner_Done; - } - - /* Close clipboard if we have it open already */ - if (GetOpenClipboardWindow() == g_hwndClipboard) { - CloseClipboard(); - } - - /* Access the Windows clipboard */ - if (!OpenClipboard(g_hwndClipboard)) { - ErrorF("winProcSetSelectionOwner - OpenClipboard () failed: %08x\n", - (int) GetLastError()); - goto winProcSetSelectionOwner_Done; - } - - /* Take ownership of the Windows clipboard */ - if (!EmptyClipboard()) { - ErrorF("winProcSetSelectionOwner - EmptyClipboard () failed: %08x\n", - (int) GetLastError()); - goto winProcSetSelectionOwner_Done; - } - - /* Advertise regular text and unicode */ - SetClipboardData(CF_UNICODETEXT, NULL); - SetClipboardData(CF_TEXT, NULL); - - /* Save handle to last owned selection */ - g_atomLastOwnedSelection = stuff->selection; - - /* Release the clipboard */ - if (!CloseClipboard()) { - ErrorF("winProcSetSelectionOwner - CloseClipboard () failed: " - "%08x\n", (int) GetLastError()); - goto winProcSetSelectionOwner_Done; - } - - winProcSetSelectionOwner_Done: - return (*winProcSetSelectionOwnerOrig) (client); -} |