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Added initial implementation for Win32.

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This commit is contained in:
Camilla Berglund 2012-04-09 17:45:26 +02:00
parent 67a3f5dc8f
commit ad18589c6c
1 changed files with 93 additions and 1 deletions
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92
src/win32_clipboard.c
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@ -31,6 +31,7 @@
#include <limits.h> #include <limits.h>
#include <string.h> #include <string.h>
#include <stdlib.h>
////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////
@ -43,6 +44,49 @@
void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string) void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string)
{ {
WCHAR* wideString;
HANDLE stringHandle;
size_t wideSize;
wideString = _glfwCreateWideStringFromUTF8(string);
if (!wideString)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to convert clipboard string to "
"wide string");
return;
}
wideSize = (wcslen(wideString) + 1) * sizeof(WCHAR);
stringHandle = GlobalAlloc(GMEM_MOVEABLE, wideSize);
if (!stringHandle)
{
free(wideString);
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to allocate global handle for clipboard");
return;
}
memcpy(GlobalLock(stringHandle), wideString, wideSize);
GlobalUnlock(stringHandle);
if (!OpenClipboard(window->Win32.handle))
{
GlobalFree(stringHandle);
free(wideString);
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to open clipboard");
return;
}
EmptyClipboard();
SetClipboardData(CF_UNICODETEXT, stringHandle);
CloseClipboard();
free(wideString);
} }
//======================================================================== //========================================================================
@ -51,6 +95,54 @@ void _glfwPlatformSetClipboardString(_GLFWwindow* window, const char* string)
size_t _glfwPlatformGetClipboardString(_GLFWwindow* window, char* string, size_t size) size_t _glfwPlatformGetClipboardString(_GLFWwindow* window, char* string, size_t size)
{ {
HANDLE stringHandle;
char* utf8String;
size_t utf8Size;
if (!IsClipboardFormatAvailable(CF_UNICODETEXT))
{
_glfwSetError(GLFW_FORMAT_UNAVAILABLE, NULL);
return 0; return 0;
} }
if (!OpenClipboard(window->Win32.handle))
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to open clipboard");
return 0;
}
stringHandle = GetClipboardData(CF_UNICODETEXT);
if (!stringHandle)
{
CloseClipboard();
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to retrieve clipboard data");
return 0;
}
utf8String = _glfwCreateUTF8FromWideString(GlobalLock(stringHandle));
GlobalUnlock(stringHandle);
CloseClipboard();
if (!utf8String)
{
_glfwSetError(GLFW_PLATFORM_ERROR,
"Win32/WGL: Failed to convert wide string to UTF-8");
return 0;
}
utf8Size = strlen(utf8String) + 1;
if (utf8Size > size)
{
memcpy(string, utf8String, size);
string[size - 1] = '\0';
}
else
memcpy(string, utf8String, utf8Size);
free(utf8String);
return utf8Size;
}