Migrating to new directory structure adopted from the RealVNC's source tree. More changes will follow.
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@591 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/win/rfb_win32/Clipboard.cxx b/win/rfb_win32/Clipboard.cxx
new file mode 100644
index 0000000..a4c43f0
--- /dev/null
+++ b/win/rfb_win32/Clipboard.cxx
@@ -0,0 +1,200 @@
+/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ * USA.
+ */
+
+// -=- Clipboard.cxx
+
+#include <rfb_win32/Clipboard.h>
+#include <rfb_win32/WMShatter.h>
+#include <rfb/util.h>
+
+#include <rfb/LogWriter.h>
+
+using namespace rfb;
+using namespace rfb::win32;
+
+static LogWriter vlog("Clipboard");
+
+
+//
+// -=- CR/LF handlers
+//
+
+char*
+dos2unix(const char* text) {
+ int len = strlen(text)+1;
+ char* unix = new char[strlen(text)+1];
+ int i, j=0;
+ for (i=0; i<len; i++) {
+ if (text[i] != '\x0d')
+ unix[j++] = text[i];
+ }
+ return unix;
+}
+
+char*
+unix2dos(const char* text) {
+ int len = strlen(text)+1;
+ char* dos = new char[strlen(text)*2+1];
+ int i, j=0;
+ for (i=0; i<len; i++) {
+ if (text[i] == '\x0a')
+ dos[j++] = '\x0d';
+ dos[j++] = text[i];
+ }
+ return dos;
+}
+
+
+//
+// -=- ISO-8859-1 (Latin 1) filter (in-place)
+//
+
+void
+removeNonISOLatin1Chars(char* text) {
+ int len = strlen(text);
+ int i=0, j=0;
+ for (; i<len; i++) {
+ if (((text[i] >= 1) && (text[i] <= 127)) ||
+ ((text[i] >= 160) && (text[i] <= 255)))
+ text[j++] = text[i];
+ }
+ text[j] = 0;
+}
+
+//
+// -=- Clipboard object
+//
+
+Clipboard::Clipboard()
+ : MsgWindow(_T("Clipboard")), notifier(0), next_window(0) {
+ next_window = SetClipboardViewer(getHandle());
+ vlog.debug("registered clipboard handler");
+}
+
+Clipboard::~Clipboard() {
+ vlog.debug("removing %x from chain (next is %x)", getHandle(), next_window);
+ ChangeClipboardChain(getHandle(), next_window);
+}
+
+LRESULT
+Clipboard::processMessage(UINT msg, WPARAM wParam, LPARAM lParam) {
+ switch (msg) {
+
+ case WM_CHANGECBCHAIN:
+ vlog.debug("change clipboard chain (%x, %x)", wParam, lParam);
+ if ((HWND) wParam == next_window)
+ next_window = (HWND) lParam;
+ else if (next_window != 0)
+ SendMessage(next_window, msg, wParam, lParam);
+ else
+ vlog.error("bad clipboard chain change!");
+ break;
+
+ case WM_DRAWCLIPBOARD:
+ {
+ HWND owner = GetClipboardOwner();
+ if (owner == getHandle()) {
+ vlog.debug("local clipboard changed by me");
+ } else {
+ vlog.debug("local clipboard changed by %x", owner);
+
+ // Open the clipboard
+ if (OpenClipboard(getHandle())) {
+ // Get the clipboard data
+ HGLOBAL cliphandle = GetClipboardData(CF_TEXT);
+ if (cliphandle) {
+ char* clipdata = (char*) GlobalLock(cliphandle);
+
+ // Notify clients
+ if (notifier) {
+ if (!clipdata) {
+ notifier->notifyClipboardChanged(0, 0);
+ } else {
+ CharArray unix_text;
+ unix_text.buf = dos2unix(clipdata);
+ removeNonISOLatin1Chars(unix_text.buf);
+ notifier->notifyClipboardChanged(unix_text.buf, strlen(unix_text.buf));
+ }
+ } else {
+ vlog.debug("no clipboard notifier registered");
+ }
+
+ // Release the buffer and close the clipboard
+ GlobalUnlock(cliphandle);
+ }
+
+ CloseClipboard();
+ }
+ }
+ }
+ if (next_window)
+ SendMessage(next_window, msg, wParam, lParam);
+ return 0;
+
+ };
+ return MsgWindow::processMessage(msg, wParam, lParam);
+};
+
+void
+Clipboard::setClipText(const char* text) {
+ HANDLE clip_handle = 0;
+
+ try {
+
+ // - Firstly, we must open the clipboard
+ if (!OpenClipboard(getHandle()))
+ throw rdr::SystemException("unable to open Win32 clipboard", GetLastError());
+
+ // - Pre-process the supplied clipboard text into DOS format
+ CharArray dos_text;
+ dos_text.buf = unix2dos(text);
+ removeNonISOLatin1Chars(dos_text.buf);
+ int dos_text_len = strlen(dos_text.buf);
+
+ // - Allocate global memory for the data
+ clip_handle = ::GlobalAlloc(GMEM_MOVEABLE, dos_text_len+1);
+
+ char* data = (char*) GlobalLock(clip_handle);
+ memcpy(data, dos_text.buf, dos_text_len+1);
+ data[dos_text_len] = 0;
+ GlobalUnlock(clip_handle);
+
+ // - Next, we must clear out any existing data
+ if (!EmptyClipboard())
+ throw rdr::SystemException("unable to empty Win32 clipboard", GetLastError());
+
+ // - Set the new clipboard data
+ if (!SetClipboardData(CF_TEXT, clip_handle))
+ throw rdr::SystemException("unable to set Win32 clipboard", GetLastError());
+ clip_handle = 0;
+
+ vlog.debug("set clipboard");
+ } catch (rdr::Exception& e) {
+ vlog.debug(e.str());
+ }
+
+ // - Close the clipboard
+ if (!CloseClipboard())
+ vlog.debug("unable to close Win32 clipboard: %u", GetLastError());
+ else
+ vlog.debug("closed clipboard");
+ if (clip_handle) {
+ vlog.debug("freeing clipboard handle");
+ GlobalFree(clip_handle);
+ }
+}