Implemented the text functions on Windows.

1 files changed, 43 insertions, 0 deletions

diff --git a/new/text_windows.c b/new/text_windows.c
index e483a95..4f5b741 100644
--- a/new/text_windows.c
+++ b/new/text_windows.c
@@ -16,3 +16,46 @@ WCHAR *toUTF16(const char *str)
 		logLastError("error converting from UTF-8 to UTF-16 in toUTF16()");
 	return wstr;
 }
+
+#define WCTMB(wstr, str, bufsiz) WideCharToMultiByte(CP_UTF8, WC_NO_BEST_FIT_CHARS, wstr, -1, str, bufsiz, NULL, FALSE)
+
+char *toUTF8(const WCHAR *wstr)
+{
+	char *str;
+	int n;
+
+	n = WCTMB(wstr, NULL, 0);
+	if (n == 0)
+		logLastError("error figuring out number of characters to convert to in toUTF8()");
+	// TODO does n include the null terminator?
+	str = (char *) uiAlloc((n + 1) * sizeof (char), "char[]");
+	if (WCTMB(wstr, str, n + 1) != n)
+		logLastError("error converting from UTF-16 to UTF-8 in toUTFF8()");
+	return str;
+}
+
+WCHAR *windowText(HWND hwnd)
+{
+	int n;
+	WCHAR *text;
+	DWORD le;
+
+	SetLastError(0);
+	n = GetWindowTextLengthW(hwnd);
+	if (n == 0) {
+		le = GetLastError();
+		SetLastError(le);		// just in case
+		if (le != 0)
+			logLastError("error getting window text length in windowText()");
+	}
+	// TODO null terminator?
+	text = (WCHAR *) uiAlloc((n + 1) * sizeof (WCHAR), "WCHAR[]");
+	if (GetWindowTextW(hwnd, text, n + 1) != n)
+		logLastError("error getting window text in windowText()");
+	return text;
+}
+
+void uiFreeText(char *text)
+{
+	uiFree(text);
+}