2013-06-17 18:27:56 +01:00
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/*
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*Copyright (C) 2003-2004 Harold L Hunt II All Rights Reserved.
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*
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*Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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*"Software"), to deal in the Software without restriction, including
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*without limitation the rights to use, copy, modify, merge, publish,
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*distribute, sublicense, and/or sell copies of the Software, and to
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*permit persons to whom the Software is furnished to do so, subject to
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*the following conditions:
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*
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*The above copyright notice and this permission notice shall be
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*included in all copies or substantial portions of the Software.
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*
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*THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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*EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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*MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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*NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
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*ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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*CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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*WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*Except as contained in this notice, the name of Harold L Hunt II
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*shall not be used in advertising or otherwise to promote the sale, use
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*or other dealings in this Software without prior written authorization
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*from Harold L Hunt II.
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*
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* Authors: Harold L Hunt II
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*/
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#ifndef WINCLIPBOARD_INTERNAL_H
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#define WINCLIPBOARD_INTERNAL_H
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/* X headers */
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2013-06-20 12:50:18 +01:00
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#include <X11/Xlib.h>
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2013-06-17 18:27:56 +01:00
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/* Windows headers */
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#include <X11/Xwindows.h>
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#define WIN_XEVENTS_SUCCESS 0
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hw/xwin: Retrieve TARGETS to avoid unnecessary failing conversion attempts
See http://cygwin.com/ml/cygwin-xfree/2013-07/msg00016.html
It looks like the change in a9aca218f557c723e637287272819a7c17174e1e had some
unforseen consequences.
If the X11 selection contents are not convertable to COMPOUND_TEXT, UTF8_STRING
or STRING format (for example, if it is an image), after those conversion
attempts have failed, we sit in winProcessXEventsTimeout() until the timeout
expires.
It also seems that maybe gnuplot doesn't respond correctly to this sequence of
conversion requests and doesn't reply to some of them, which also causes us to
sit in winProcessXEventsTimeout() until the timeout expires.
The Windows application which has requested the clipboard contents via
GetClipboardContents() is blocked until we return from WM_RENDERFORMAT, so
sitting waiting for this timeout to expire should be avoided.
So instead, explicitly request conversion to the TARGETS target, choose
the most preferred format, and request conversion to that.
Also: if there is no owned selection, there is nothing to paste, so don't bother
trying to convert it.
v2: Fix compilation with -Werror=declaration-after-statement
Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
Reviewed-by: Colin Harrison <colin.harrison@virgin.net>
2013-09-24 16:02:37 +01:00
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#define WIN_XEVENTS_FAILED 1
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#define WIN_XEVENTS_NOTIFY_DATA 3
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#define WIN_XEVENTS_NOTIFY_TARGETS 4
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2013-06-17 18:27:56 +01:00
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#define WM_WM_REINIT (WM_USER + 1)
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/*
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* References to external symbols
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*/
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extern void winDebug(const char *format, ...);
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2013-06-20 12:50:18 +01:00
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extern void ErrorF(const char *format, ...);
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2013-06-17 18:27:56 +01:00
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/*
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* winclipboardtextconv.c
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*/
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void
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winClipboardDOStoUNIX(char *pszData, int iLength);
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void
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winClipboardUNIXtoDOS(char **ppszData, int iLength);
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/*
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* winclipboardthread.c
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*/
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2013-06-17 19:58:20 +01:00
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typedef struct
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{
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Atom atomClipboard;
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Atom atomLocalProperty;
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Atom atomUTF8String;
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Atom atomCompoundText;
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Atom atomTargets;
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} ClipboardAtoms;
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2013-06-17 18:27:56 +01:00
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/*
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* winclipboardwndproc.c
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*/
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2013-06-20 12:50:18 +01:00
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Bool winClipboardFlushWindowsMessageQueue(HWND hwnd);
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2013-06-17 18:27:56 +01:00
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LRESULT CALLBACK
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winClipboardWindowProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);
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typedef struct
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{
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Display *pClipboardDisplay;
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Window iClipboardWindow;
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2013-06-17 19:58:20 +01:00
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ClipboardAtoms *atoms;
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2013-06-17 18:27:56 +01:00
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} ClipboardWindowCreationParams;
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/*
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* winclipboardxevents.c
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*/
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hw/xwin: Retrieve TARGETS to avoid unnecessary failing conversion attempts
See http://cygwin.com/ml/cygwin-xfree/2013-07/msg00016.html
It looks like the change in a9aca218f557c723e637287272819a7c17174e1e had some
unforseen consequences.
If the X11 selection contents are not convertable to COMPOUND_TEXT, UTF8_STRING
or STRING format (for example, if it is an image), after those conversion
attempts have failed, we sit in winProcessXEventsTimeout() until the timeout
expires.
It also seems that maybe gnuplot doesn't respond correctly to this sequence of
conversion requests and doesn't reply to some of them, which also causes us to
sit in winProcessXEventsTimeout() until the timeout expires.
The Windows application which has requested the clipboard contents via
GetClipboardContents() is blocked until we return from WM_RENDERFORMAT, so
sitting waiting for this timeout to expire should be avoided.
So instead, explicitly request conversion to the TARGETS target, choose
the most preferred format, and request conversion to that.
Also: if there is no owned selection, there is nothing to paste, so don't bother
trying to convert it.
v2: Fix compilation with -Werror=declaration-after-statement
Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
Reviewed-by: Colin Harrison <colin.harrison@virgin.net>
2013-09-24 16:02:37 +01:00
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typedef struct
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{
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Bool fUseUnicode;
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Atom *targetList;
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} ClipboardConversionData;
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2013-06-17 18:27:56 +01:00
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int
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winClipboardFlushXEvents(HWND hwnd,
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hw/xwin: Retrieve TARGETS to avoid unnecessary failing conversion attempts
See http://cygwin.com/ml/cygwin-xfree/2013-07/msg00016.html
It looks like the change in a9aca218f557c723e637287272819a7c17174e1e had some
unforseen consequences.
If the X11 selection contents are not convertable to COMPOUND_TEXT, UTF8_STRING
or STRING format (for example, if it is an image), after those conversion
attempts have failed, we sit in winProcessXEventsTimeout() until the timeout
expires.
It also seems that maybe gnuplot doesn't respond correctly to this sequence of
conversion requests and doesn't reply to some of them, which also causes us to
sit in winProcessXEventsTimeout() until the timeout expires.
The Windows application which has requested the clipboard contents via
GetClipboardContents() is blocked until we return from WM_RENDERFORMAT, so
sitting waiting for this timeout to expire should be avoided.
So instead, explicitly request conversion to the TARGETS target, choose
the most preferred format, and request conversion to that.
Also: if there is no owned selection, there is nothing to paste, so don't bother
trying to convert it.
v2: Fix compilation with -Werror=declaration-after-statement
Signed-off-by: Jon TURNEY <jon.turney@dronecode.org.uk>
Reviewed-by: Colin Harrison <colin.harrison@virgin.net>
2013-09-24 16:02:37 +01:00
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Window iWindow, Display * pDisplay, ClipboardConversionData *data, ClipboardAtoms *atom);
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2013-06-17 18:27:56 +01:00
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Atom
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2013-06-17 19:58:20 +01:00
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winClipboardGetLastOwnedSelectionAtom(ClipboardAtoms *atoms);
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2013-06-17 18:27:56 +01:00
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void
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winClipboardInitMonitoredSelections(void);
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#endif
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