Migrated sizing_windows.go to C.

1 files changed, 37 insertions, 0 deletions

diff --git a/redo/sizing_windows.c b/redo/sizing_windows.c
new file mode 100644
index 0000000..0b1620b
--- /dev/null
+++ b/redo/sizing_windows.c
@@ -0,0 +1,37 @@
+/* 17 july 2014 */
+
+#include "winapi_windows.h"
+
+HDC getDC(HWND hwnd)
+{
+	HDC dc;
+
+	dc = GetDC(hwnd);
+	if (dc == NULL)
+		xpanic("error getting DC for preferred size calculations", GetLastError());
+/* TODO */
+	/* TODO save for restoring later */
+/*
+	if (SelectObject(dc, controlFont) == NULL)
+		xpanic("error loading control font into device context for preferred size calculation", GetLastError());
+*/
+	return dc;
+}
+
+void releaseDC(HWND hwnd, HDC dc)
+{
+	if (ReleaseDC(hwnd, dc) == 0)
+		xpanic("error releasing DC for preferred size calculations", GetLastError());
+}
+
+void getTextMetricsW(HDC dc, TEXTMETRICW *tm)
+{
+	if (GetTextMetricsW(dc, tm) == 0)
+		xpanic("error getting text metrics for preferred size calculations", GetLastError());
+}
+
+void moveWindow(HWND hwnd, int x, int y, int width, int height)
+{
+	if (MoveWindow(hwnd, x, y, width, height, TRUE) == 0)
+		xpanic("error setting window/control rect", GetLastError());
+}