Esempio n. 1
0
// SetText sets the current text data of the clipboard.
func (c *ClipboardService) SetText(s string) error {
	return c.withOpenClipboard(func() error {
		utf16, err := syscall.UTF16FromString(s)
		if err != nil {
			return err
		}

		hMem := win.GlobalAlloc(win.GMEM_MOVEABLE, uintptr(len(utf16)*2))
		if hMem == 0 {
			return lastError("GlobalAlloc")
		}

		p := win.GlobalLock(hMem)
		if p == nil {
			return lastError("GlobalLock()")
		}

		win.MoveMemory(p, unsafe.Pointer(&utf16[0]), uintptr(len(utf16)*2))

		win.GlobalUnlock(hMem)

		if 0 == win.SetClipboardData(win.CF_UNICODETEXT, win.HANDLE(hMem)) {
			// We need to free hMem.
			defer win.GlobalFree(hMem)

			return lastError("SetClipboardData")
		}

		// The system now owns the memory referred to by hMem.

		return nil
	})
}
Esempio n. 2
0
func (bmp *Bitmap) Dispose() {
	if bmp.hBmp != 0 {
		win.DeleteObject(win.HGDIOBJ(bmp.hBmp))

		win.GlobalUnlock(bmp.hPackedDIB)
		win.GlobalFree(bmp.hPackedDIB)

		bmp.hPackedDIB = 0
		bmp.hBmp = 0
	}
}