Method ControlSetEdit

source/script_gui.cpp:1826–1847

ResultType GuiType::ControlSetEdit(GuiControlType &aControl, LPTSTR aContents, ResultToken &aResultToken, bool aIsText)
{
	// Auto-translate LF to CRLF if this is the "Value" property of a multi-line Edit control.
	// Note that TranslateLFtoCRLF() will return the original buffer we gave it if no translation
	// is needed.  Otherwise, it will return a new buffer which we are responsible for freeing
	// when done (or NULL if it failed to allocate the memory).
	LPTSTR malloc_buf = (!aIsText && (GetWindowLong(aControl.hwnd, GWL_STYLE) & ES_MULTILINE))
		? TranslateLFtoCRLF(aContents) : aContents; // Automatic translation, as documented.
	if (!malloc_buf)
		_o_throw_oom; // Seems better than silently producing different results when memory is low.
	// Users probably don't want or expect the control's event handler to be triggered by this
	// action, so suppress it.  This makes single-line Edits consistent with all other controls.
	aControl.attrib |= GUI_CONTROL_ATTRIB_SUPPRESS_EVENTS; // Disable events.
	// Set the new content.
	SetWindowText(aControl.hwnd,  malloc_buf);
	// WM_SETTEXT and WM_COMMAND are sent, not posted, so it's certain that the EN_CHANGE
	// notification (if any) has been received and discarded.  MsgSleep() is not needed.
	aControl.attrib &= ~GUI_CONTROL_ATTRIB_SUPPRESS_EVENTS; // Enable events.
	if (malloc_buf != aContents)
		free(malloc_buf);
	return OK;
}


ResultType GuiType::ControlGetEdit(ResultToken &aResultToken, GuiControlType &aControl)