@ -1169,68 +1169,112 @@ void ShowQueryString(StringID str, StringID caption, uint maxlen, uint maxwidth,
InitializeTextBuffer ( & WP ( w , querystr_d ) . text , _edit_str_buf , realmaxlen , maxwidth ) ;
}
enum QueryWidgets {
QUERY_WIDGET_CAPTION = 1 ,
QUERY_WIDGET_NO = 3 ,
QUERY_WIDGET_YES
} ;
typedef struct query_d {
StringID message ; ///< message shown for query window
uint32 params [ 20 ] ; ///< local copy of _decode_parameters
void ( * proc ) ( Window * , bool ) ; ///< callback function executed on closing of popup. Window* points to parent, bool is true if 'yes' clicked, false otherwise
bool calledback ; ///< has callback been executed already (internal usage for WE_DESTROY event)
} query_d ;
assert_compile ( WINDOW_CUSTOM_SIZE > = sizeof ( query_d ) ) ;
static void QueryWndProc ( Window * w , WindowEvent * e )
{
query_d * q = & WP ( w , query_d ) ;
switch ( e - > event ) {
case WE_PAINT :
SetDParam ( 0 , WP ( w , query_d ) . caption ) ;
DrawWindowWidgets ( w ) ;
case WE_PAINT :
COPY_IN_DPARAM ( 0 , q - > params , lengthof ( q - > params ) ) ;
DrawWindowWidgets ( w ) ;
COPY_IN_DPARAM ( 0 , q - > params , lengthof ( q - > params ) ) ;
DrawStringMultiCenter ( 90 , 38 , WP ( w , query_d ) . message , 178 ) ;
break ;
DrawStringMultiCenter ( w - > width / 2 , ( w - > height / 2 ) - 10 , q - > message , w - > width ) ;
break ;
case WE_CLICK :
switch ( e - > we . click . widget ) {
case 3 :
case 4 :
WP ( w , query_d ) . calledback = true ;
if ( WP ( w , query_d ) . ok_cancel_callback ! = NULL ) WP ( w , query_d ) . ok_cancel_callback ( e - > we . click . widget = = 4 ) ;
DeleteWindow ( w ) ;
case WE_CLICK :
switch ( e - > we . click . widget ) {
case QUERY_WIDGET_YES :
q - > calledback = true ;
if ( q - > proc ! = NULL ) q - > proc ( w - > parent , true ) ;
/* Fallthrough */
case QUERY_WIDGET_NO :
DeleteWindow ( w ) ;
break ;
}
break ;
}
break ;
case WE_MOUSELOOP :
if ( ! FindWindowById ( WP ( w , query_d ) . wnd_class , WP ( w , query_d ) . wnd_num ) ) DeleteWindow ( w ) ;
break ;
case WE_KEYPRESS : /* ESC closes the window, Enter confirms the action */
switch ( e - > we . keypress . keycode ) {
case WKC_RETURN :
case WKC_NUM_ENTER :
q - > calledback = true ;
if ( q - > proc ! = NULL ) q - > proc ( w - > parent , true ) ;
/* Fallthrough */
case WKC_ESC :
e - > we . keypress . cont = false ;
DeleteWindow ( w ) ;
break ;
}
break ;
case WE_DESTROY :
if ( ! WP ( w , query_d ) . calledback & & WP ( w , query_d ) . ok_cancel_callback ! = NULL ) WP ( w , query_d ) . ok_cancel_callback ( false ) ;
break ;
case WE_DESTROY : /* Call callback function (if any) on window close if not yet called */
if ( ! q - > calledback & & q - > proc ! = NULL ) q - > proc ( w - > parent , false ) ;
break ;
}
}
static const Widget _query_widgets [ ] = {
{ WWT_CLOSEBOX , RESIZE_NONE , 4 , 0 , 10 , 0 , 13 , STR_00C5 , STR_018B_CLOSE_WINDOW } ,
{ WWT_CAPTION , RESIZE_NONE , 4 , 11 , 179 , 0 , 13 , STR_012D , STR_NULL } ,
{ WWT_PANEL , RESIZE_NONE , 4 , 0 , 179, 14 , 91 , 0x0 , STR_NULL } ,
{ WWT_TEXTBTN , RESIZE_NONE , 12 , 25 , 84 , 72 , 83 , STR_012E_CANCEL , STR_NULL } ,
{ WWT_TEXTBTN , RESIZE_NONE , 12 , 95 , 154 , 72 , 83 , STR_012F_OK , STR_NULL } ,
{ WIDGETS_END } ,
{ WWT_CLOSEBOX , RESIZE_NONE , 4 , 0 , 10 , 0 , 13 , STR_00C5 , STR_018B_CLOSE_WINDOW } ,
{ WWT_CAPTION , RESIZE_NONE , 4 , 11 , 209, 0 , 13 , STR_NULL , STR_NULL } ,
{ WWT_PANEL , RESIZE_NONE , 4 , 0 , 209, 14 , 81 , 0x0 , /*OVERRIDE*/ STR_NULL } ,
{ WWT_PUSHTXTBTN , RESIZE_NONE , 3 , 20 , 90 , 62 , 73 , STR_00C9_NO , STR_NULL } ,
{ WWT_PUSHTXTBTN , RESIZE_NONE , 3 , 120 , 190 , 62 , 73 , STR_00C8_YES , STR_NULL } ,
{ WIDGETS_END } ,
} ;
static const WindowDesc _query_desc = {
WDP_CENTER , WDP_CENTER , 180, 9 2,
WC_ OK_CANCEL _QUERY, 0 ,
WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_ DEF_WIDGET,
WDP_CENTER , WDP_CENTER , 210, 8 2,
WC_ CONFIRM_POPUP _QUERY, 0 ,
WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_ UNCLICK_BUTTONS | WDF_ DEF_WIDGET | WDF_MODAL ,
_query_widgets ,
QueryWndProc
} ;
void ShowQuery ( StringID caption , StringID message , void ( * ok_cancel_callback ) ( bool ok_clicked ) , WindowClass window_class , WindowNumber window_number )
/** Show a modal confirmation window with standard 'yes' and 'no' buttons
* The window is aligned to the centre of its parent .
* NOTE : You cannot use BindCString as parameter for this window !
* @ param caption string shown as window caption
* @ param message string that will be shown for the window
* @ param parent pointer to parent window , if this pointer is NULL the parent becomes
* the main window WC_MAIN_WINDOW
* @ param x , y coordinates to show the window at
* @ param yes_no_callback callback function called when window is closed through any button */
void ShowQuery ( StringID caption , StringID message , Window * parent , void ( * callback ) ( Window * , bool ) )
{
Window * w ;
DeleteWindowById ( WC_OK_CANCEL_QUERY , 0 ) ;
w = AllocateWindowDesc ( & _query_desc ) ;
WP ( w , query_d ) . caption = caption ;
WP ( w , query_d ) . message = message ;
WP ( w , query_d ) . wnd_class = window_class ;
WP ( w , query_d ) . wnd_num = window_number ;
WP ( w , query_d ) . ok_cancel_callback = ok_cancel_callback ;
WP ( w , query_d ) . calledback = false ;
Window * w = AllocateWindowDesc ( & _query_desc ) ;
if ( w = = NULL ) return ;
if ( parent = = NULL ) parent = FindWindowById ( WC_MAIN_WINDOW , 0 ) ;
w - > parent = parent ;
w - > left = parent - > left + ( parent - > width / 2 ) - ( w - > width / 2 ) ;
w - > top = parent - > top + ( parent - > height / 2 ) - ( w - > height / 2 ) ;
/* Create a backup of the variadic arguments to strings because it will be
* overridden pretty often . We will copy these back for drawing */
COPY_OUT_DPARAM ( WP ( w , query_d ) . params , 0 , lengthof ( WP ( w , query_d ) . params ) ) ;
w - > widget [ QUERY_WIDGET_CAPTION ] . data = caption ;
WP ( w , query_d ) . message = message ;
WP ( w , query_d ) . proc = callback ;
WP ( w , query_d ) . calledback = false ;
}
Darkvater
18 years ago