1 files changed, 149 insertions, 0 deletions
diff --git a/src/lib/platform/MSWindowsClipboardAnyTextConverter.cpp b/src/lib/platform/MSWindowsClipboardAnyTextConverter.cpp
new file mode 100644
index 0000000..decbad6
--- /dev/null
+++ b/src/lib/platform/MSWindowsClipboardAnyTextConverter.cpp
@@ -0,0 +1,149 @@
+/*
+ * barrier -- mouse and keyboard sharing utility
+ * Copyright (C) 2012-2016 Symless Ltd.
+ * Copyright (C) 2002 Chris Schoeneman
+ * 
+ * This package is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * found in the file LICENSE that should have accompanied this file.
+ * 
+ * This package 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 program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "platform/MSWindowsClipboardAnyTextConverter.h"
+
+//
+// MSWindowsClipboardAnyTextConverter
+//
+
+MSWindowsClipboardAnyTextConverter::MSWindowsClipboardAnyTextConverter()
+{
+    // do nothing
+}
+
+MSWindowsClipboardAnyTextConverter::~MSWindowsClipboardAnyTextConverter()
+{
+    // do nothing
+}
+
+IClipboard::EFormat
+MSWindowsClipboardAnyTextConverter::getFormat() const
+{
+    return IClipboard::kText;
+}
+
+HANDLE
+MSWindowsClipboardAnyTextConverter::fromIClipboard(const String& data) const
+{
+    // convert linefeeds and then convert to desired encoding
+    String text = doFromIClipboard(convertLinefeedToWin32(data));
+    UInt32 size  = (UInt32)text.size();
+
+    // copy to memory handle
+    HGLOBAL gData = GlobalAlloc(GMEM_MOVEABLE | GMEM_DDESHARE, size);
+    if (gData != NULL) {
+        // get a pointer to the allocated memory
+        char* dst = (char*)GlobalLock(gData);
+        if (dst != NULL) {
+            memcpy(dst, text.data(), size);
+            GlobalUnlock(gData);
+        }
+        else {
+            GlobalFree(gData);
+            gData = NULL;
+        }
+    }
+
+    return gData;
+}
+
+String
+MSWindowsClipboardAnyTextConverter::toIClipboard(HANDLE data) const
+{
+    // get datator
+    const char* src = (const char*)GlobalLock(data);
+    UInt32 srcSize = (UInt32)GlobalSize(data);
+    if (src == NULL || srcSize <= 1) {
+        return String();
+    }
+
+    // convert text
+    String text = doToIClipboard(String(src, srcSize));
+
+    // release handle
+    GlobalUnlock(data);
+
+    // convert newlines
+    return convertLinefeedToUnix(text);
+}
+
+String
+MSWindowsClipboardAnyTextConverter::convertLinefeedToWin32(
+                const String& src) const
+{
+    // note -- we assume src is a valid UTF-8 string
+
+    // count newlines in string
+    UInt32 numNewlines = 0;
+    UInt32 n = (UInt32)src.size();
+    for (const char* scan = src.c_str(); n > 0; ++scan, --n) {
+        if (*scan == '\n') {
+            ++numNewlines;
+        }
+    }
+    if (numNewlines == 0) {
+        return src;
+    }
+
+    // allocate new string
+    String dst;
+    dst.reserve(src.size() + numNewlines);
+
+    // copy string, converting newlines
+    n = (UInt32)src.size();
+    for (const char* scan = src.c_str(); n > 0; ++scan, --n) {
+        if (scan[0] == '\n') {
+            dst += '\r';
+        }
+        dst += scan[0];
+    }
+
+    return dst;
+}
+
+String
+MSWindowsClipboardAnyTextConverter::convertLinefeedToUnix(
+                const String& src) const
+{
+    // count newlines in string
+    UInt32 numNewlines = 0;
+    UInt32 n = (UInt32)src.size();
+    for (const char* scan = src.c_str(); n > 0; ++scan, --n) {
+        if (scan[0] == '\r' && scan[1] == '\n') {
+            ++numNewlines;
+        }
+    }
+    if (numNewlines == 0) {
+        return src;
+    }
+
+    // allocate new string
+    String dst;
+    dst.reserve(src.size());
+
+    // copy string, converting newlines
+    n = (UInt32)src.size();
+    for (const char* scan = src.c_str(); n > 0; ++scan, --n) {
+        if (scan[0] != '\r' || scan[1] != '\n') {
+            dst += scan[0];
+        }
+    }
+
+    return dst;
+}