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/*
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* Copyright ( C ) 1997 - 2000 , Michael Jennings
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*
* Permission is hereby granted , free of charge , to any person obtaining a copy
* of this software and associated documentation files ( the " Software " ) , to
* deal in the Software without restriction , including without limitation the
* rights to use , copy , modify , merge , publish , distribute , sublicense , and / or
* sell copies of the Software , and to permit persons to whom the Software is
* furnished to do so , subject to the following conditions :
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*
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* The above copyright notice and this permission notice shall be included in
* all copies of the Software , its documentation and marketing & publicity
* materials , and acknowledgment shall be given in the documentation , materials
* and software packages that this Software was used .
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*
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* THE SOFTWARE IS PROVIDED " AS IS " , WITHOUT WARRANTY OF ANY KIND , EXPRESS OR
* IMPLIED , INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY ,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT . IN NO EVENT SHALL
* THE AUTHORS BE LIABLE FOR ANY CLAIM , DAMAGES OR OTHER LIABILITY , WHETHER
* IN AN ACTION OF CONTRACT , TORT OR OTHERWISE , ARISING FROM , OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE .
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*/
static const char cvs_ident [ ] = " $Id$ " ;
# include "config.h"
# include "feature.h"
# include <X11/cursorfont.h>
# include "../libmej/debug.h"
# include "../libmej/mem.h"
# include "../libmej/strings.h"
# include "command.h"
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# include "draw.h"
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# include "e.h"
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# include "events.h"
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# include "font.h"
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# include "startup.h"
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# include "menus.h"
# include "misc.h"
# include "options.h"
# include "pixmap.h"
# include "screen.h"
# include "term.h"
# include "windows.h"
event_dispatcher_data_t menu_event_data ;
menulist_t * menu_list = NULL ;
static GC topShadowGC , botShadowGC ;
static Time button_press_time ;
static menu_t * current_menu ;
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static inline void grab_pointer ( Window win ) ;
static inline void ungrab_pointer ( void ) ;
static inline void draw_string ( Drawable d , GC gc , int x , int y , char * str , size_t len ) ;
static inline unsigned short center_coords ( register unsigned short c1 , register unsigned short c2 ) ;
static inline void
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grab_pointer ( Window win )
{
int success ;
D_EVENTS ( ( " grab_pointer(): Grabbing control of pointer for window 0x%08x. \n " , win ) ) ;
success = XGrabPointer ( Xdisplay , win , False ,
EnterWindowMask | LeaveWindowMask | PointerMotionMask | ButtonMotionMask | ButtonPressMask | ButtonReleaseMask
| Button1MotionMask | Button2MotionMask | Button3MotionMask ,
GrabModeAsync , GrabModeAsync , None , None , CurrentTime ) ;
if ( success ! = GrabSuccess ) {
switch ( success ) {
case GrabNotViewable :
D_MENU ( ( " -> Unable to grab pointer -- Grab window is not viewable. \n " ) ) ;
break ;
case AlreadyGrabbed :
D_MENU ( ( " -> Unable to grab pointer -- Pointer is already grabbed by another client. \n " ) ) ;
break ;
case GrabFrozen :
D_MENU ( ( " -> Unable to grab pointer -- Pointer is frozen by another grab. \n " ) ) ;
break ;
case GrabInvalidTime :
D_MENU ( ( " -> Unable to grab pointer -- Invalid grab time. \n " ) ) ;
break ;
default :
break ;
}
}
}
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static inline void
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ungrab_pointer ( void )
{
D_EVENTS ( ( " ungrab_pointer(): Releasing pointer grab. \n " ) ) ;
XUngrabPointer ( Xdisplay , CurrentTime ) ;
}
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static inline void
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draw_string ( Drawable d , GC gc , int x , int y , char * str , size_t len )
{
/*D_MENU(("draw_string(): Writing string \"%s\" (length %lu) onto drawable 0x%08x at %d, %d\n", str, len, d, x, y)); */
# ifdef MULTI_CHARSET
if ( current_menu & & current_menu - > fontset )
XmbDrawString ( Xdisplay , d , current_menu - > fontset , gc , x , y , str , len ) ;
else
# endif
XDrawString ( Xdisplay , d , gc , x , y , str , len ) ;
}
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static inline unsigned short
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center_coords ( register unsigned short c1 , register unsigned short c2 )
{
return ( ( ( c2 - c1 ) > > 1 ) + c1 ) ;
}
void
menu_init ( void )
{
XGCValues gcvalue ;
if ( ! menu_list | | menu_list - > nummenus = = 0 ) {
return ;
}
gcvalue . foreground = PixColors [ menuTopShadowColor ] ;
topShadowGC = XCreateGC ( Xdisplay , menu_list - > menus [ 0 ] - > win , GCForeground , & gcvalue ) ;
gcvalue . foreground = PixColors [ menuBottomShadowColor ] ;
botShadowGC = XCreateGC ( Xdisplay , menu_list - > menus [ 0 ] - > win , GCForeground , & gcvalue ) ;
event_register_dispatcher ( menu_dispatch_event , menu_event_init_dispatcher ) ;
}
void
menu_event_init_dispatcher ( void )
{
register unsigned char i ;
MEMSET ( & menu_event_data , 0 , sizeof ( event_dispatcher_data_t ) ) ;
EVENT_DATA_ADD_HANDLER ( menu_event_data , EnterNotify , menu_handle_enter_notify ) ;
EVENT_DATA_ADD_HANDLER ( menu_event_data , LeaveNotify , menu_handle_leave_notify ) ;
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#if 0
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EVENT_DATA_ADD_HANDLER ( menu_event_data , GraphicsExpose , menu_handle_expose ) ;
EVENT_DATA_ADD_HANDLER ( menu_event_data , Expose , menu_handle_expose ) ;
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# endif
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EVENT_DATA_ADD_HANDLER ( menu_event_data , ButtonPress , menu_handle_button_press ) ;
EVENT_DATA_ADD_HANDLER ( menu_event_data , ButtonRelease , menu_handle_button_release ) ;
EVENT_DATA_ADD_HANDLER ( menu_event_data , MotionNotify , menu_handle_motion_notify ) ;
for ( i = 0 ; i < menu_list - > nummenus ; i + + ) {
event_data_add_mywin ( & menu_event_data , menu_list - > menus [ i ] - > win ) ;
}
event_data_add_parent ( & menu_event_data , TermWin . vt ) ;
event_data_add_parent ( & menu_event_data , TermWin . parent ) ;
}
unsigned char
menu_handle_enter_notify ( event_t * ev )
{
register menu_t * menu ;
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D_EVENTS ( ( " menu_handle_enter_notify(ev [%8p] on window 0x%08x) \n " , ev , ev - > xany . window ) ) ;
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REQUIRE_RVAL ( XEVENT_IS_MYWIN ( ev , & menu_event_data ) , 0 ) ;
/* Take control of the pointer so we get all events for it, even those outside the menu window */
menu = find_menu_by_window ( menu_list , ev - > xany . window ) ;
if ( menu & & menu ! = current_menu ) {
ungrab_pointer ( ) ;
if ( menu - > state & MENU_STATE_IS_MAPPED ) {
grab_pointer ( menu - > win ) ;
menu - > state | = MENU_STATE_IS_FOCUSED ;
current_menu = menu ;
menu_reset_submenus ( menu ) ;
menuitem_change_current ( find_item_by_coords ( current_menu , ev - > xbutton . x , ev - > xbutton . y ) ) ;
}
}
return 1 ;
}
unsigned char
menu_handle_leave_notify ( event_t * ev )
{
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D_EVENTS ( ( " menu_handle_leave_notify(ev [%8p] on window 0x%08x) \n " , ev , ev - > xany . window ) ) ;
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REQUIRE_RVAL ( XEVENT_IS_MYWIN ( ev , & menu_event_data ) , 0 ) ;
if ( current_menu ) {
current_menu - > state & = ~ ( MENU_STATE_IS_FOCUSED ) ;
}
return 0 ;
}
unsigned char
menu_handle_focus_in ( event_t * ev )
{
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D_EVENTS ( ( " menu_handle_focus_in(ev [%8p] on window 0x%08x) \n " , ev , ev - > xany . window ) ) ;
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REQUIRE_RVAL ( XEVENT_IS_MYWIN ( ev , & menu_event_data ) , 0 ) ;
return 0 ;
}
unsigned char
menu_handle_focus_out ( event_t * ev )
{
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D_EVENTS ( ( " menu_handle_focus_out(ev [%8p] on window 0x%08x) \n " , ev , ev - > xany . window ) ) ;
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REQUIRE_RVAL ( XEVENT_IS_MYWIN ( ev , & menu_event_data ) , 0 ) ;
return 0 ;
}
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#if 0
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unsigned char
menu_handle_expose ( event_t * ev )
{
XEvent unused_xevent ;
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D_EVENTS ( ( " menu_handle_expose(ev [%8p] on window 0x%08x) \n " , ev , ev - > xany . window ) ) ;
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REQUIRE_RVAL ( XEVENT_IS_MYWIN ( ev , & menu_event_data ) , 0 ) ;
while ( XCheckTypedWindowEvent ( Xdisplay , ev - > xany . window , Expose , & unused_xevent ) ) ;
while ( XCheckTypedWindowEvent ( Xdisplay , ev - > xany . window , GraphicsExpose , & unused_xevent ) ) ;
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return 1 ;
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}
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# endif
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unsigned char
menu_handle_button_press ( event_t * ev )
{
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D_EVENTS ( ( " menu_handle_button_press(ev [%8p] on window 0x%08x) \n " , ev , ev - > xany . window ) ) ;
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REQUIRE_RVAL ( XEVENT_IS_MYWIN ( ev , & menu_event_data ) , 0 ) ;
D_EVENTS ( ( " ButtonPress at %d, %d \n " , ev - > xbutton . x , ev - > xbutton . y ) ) ;
button_press_time = ev - > xbutton . time ;
return 1 ;
}
unsigned char
menu_handle_button_release ( event_t * ev )
{
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menuitem_t * item ;
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D_EVENTS ( ( " menu_handle_button_release(ev [%8p] on window 0x%08x) \n " , ev , ev - > xany . window ) ) ;
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REQUIRE_RVAL ( XEVENT_IS_MYWIN ( ev , & menu_event_data ) , 0 ) ;
D_EVENTS ( ( " ButtonRelease at %d, %d \n " , ev - > xbutton . x , ev - > xbutton . y ) ) ;
if ( current_menu & & ( current_menu - > state & MENU_STATE_IS_DRAGGING ) ) {
/* Dragging-and-release mode */
D_MENU ( ( " Drag-and-release mode, detected release. \n " ) ) ;
ungrab_pointer ( ) ;
if ( button_press_time & & ( ev - > xbutton . time - button_press_time > MENU_CLICK_TIME ) ) {
/* Take action here based on the current menu item */
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if ( current_menu ) {
if ( ( item = menuitem_get_current ( current_menu ) ) ! = NULL ) {
if ( item - > type = = MENUITEM_SUBMENU ) {
menu_display_submenu ( current_menu , item ) ;
} else {
menu_action ( item ) ;
menuitem_deselect ( current_menu ) ;
}
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}
}
}
/* Reset the state of the menu system. */
menu_reset_all ( menu_list ) ;
current_menu = NULL ;
} else {
/* Single-click mode */
D_MENU ( ( " Single click mode, detected click. \n " ) ) ;
if ( ( ev - > xbutton . x > = 0 ) & & ( ev - > xbutton . y > = 0 ) & & ( ev - > xbutton . x < current_menu - > w ) & & ( ev - > xbutton . y < current_menu - > h ) ) {
/* Click inside the menu window. Activate the current item. */
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if ( current_menu ) {
if ( ( item = menuitem_get_current ( current_menu ) ) ! = NULL ) {
if ( item - > type = = MENUITEM_SUBMENU ) {
menu_display_submenu ( current_menu , item ) ;
} else {
menu_action ( item ) ;
menuitem_deselect ( current_menu ) ;
menu_reset_all ( menu_list ) ;
}
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}
}
} else {
ungrab_pointer ( ) ;
/* Reset the state of the menu system. */
menu_reset_all ( menu_list ) ;
current_menu = NULL ;
}
}
button_press_time = 0 ;
return 1 ;
}
unsigned char
menu_handle_motion_notify ( event_t * ev )
{
register menuitem_t * item = NULL ;
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D_EVENTS ( ( " menu_handle_motion_notify(ev [%8p] on window 0x%08x) \n " , ev , ev - > xany . window ) ) ;
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REQUIRE_RVAL ( XEVENT_IS_MYWIN ( ev , & menu_event_data ) , 0 ) ;
while ( XCheckTypedWindowEvent ( Xdisplay , ev - > xany . window , MotionNotify , ev ) ) ;
if ( ! current_menu ) {
return 1 ;
}
if ( button_press_time ) {
current_menu - > state | = MENU_STATE_IS_DRAGGING ;
}
if ( ( ev - > xbutton . x > = 0 ) & & ( ev - > xbutton . y > = 0 ) & & ( ev - > xbutton . x < current_menu - > w ) & & ( ev - > xbutton . y < current_menu - > h ) ) {
/* Motion within the current menu */
item = find_item_by_coords ( current_menu , ev - > xbutton . x , ev - > xbutton . y ) ;
menuitem_change_current ( item ) ;
} else {
/* Motion outside the current menu */
int dest_x , dest_y ;
Window child ;
menu_t * menu ;
XTranslateCoordinates ( Xdisplay , ev - > xany . window , Xroot , ev - > xbutton . x , ev - > xbutton . y , & dest_x , & dest_y , & child ) ;
menu = find_menu_by_window ( menu_list , child ) ;
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if ( menu & & menu ! = current_menu ) {
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D_MENU ( ( " Mouse is actually over window 0x%08x belonging to menu \" %s \" \n " , child , menu - > title ) ) ;
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ungrab_pointer ( ) ;
grab_pointer ( menu - > win ) ;
current_menu - > state & = ~ ( MENU_STATE_IS_FOCUSED ) ;
menu - > state | = MENU_STATE_IS_FOCUSED ;
if ( ! menu_is_child ( current_menu , menu ) ) {
menu_reset_tree ( current_menu ) ;
}
current_menu = menu ;
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XTranslateCoordinates ( Xdisplay , ev - > xany . window , child , ev - > xbutton . x , ev - > xbutton . y , & dest_x , & dest_y , & child ) ;
item = find_item_by_coords ( menu , dest_x , dest_y ) ;
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if ( ! item | | item ! = menuitem_get_current ( current_menu ) ) {
menu_reset_submenus ( current_menu ) ;
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}
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menuitem_change_current ( item ) ;
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}
}
return 1 ;
}
unsigned char
menu_dispatch_event ( event_t * ev )
{
if ( menu_event_data . handlers [ ev - > type ] ! = NULL ) {
return ( ( menu_event_data . handlers [ ev - > type ] ) ( ev ) ) ;
}
return ( 0 ) ;
}
menulist_t *
menulist_add_menu ( menulist_t * list , menu_t * menu )
{
ASSERT_RVAL ( menu ! = NULL , list ) ;
if ( list ) {
list - > nummenus + + ;
list - > menus = ( menu_t * * ) REALLOC ( list - > menus , sizeof ( menu_t * ) * list - > nummenus ) ;
} else {
list = ( menulist_t * ) MALLOC ( sizeof ( menulist_t ) ) ;
list - > nummenus = 1 ;
list - > menus = ( menu_t * * ) MALLOC ( sizeof ( menu_t * ) ) ;
}
list - > menus [ list - > nummenus - 1 ] = menu ;
return list ;
}
menu_t *
menu_create ( char * title )
{
menu_t * menu ;
static Cursor cursor ;
static long mask ;
static XGCValues gcvalue ;
static XSetWindowAttributes xattr ;
ASSERT_RVAL ( title ! = NULL , NULL ) ;
if ( ! mask ) {
xattr . border_pixel = BlackPixel ( Xdisplay , Xscreen ) ;
xattr . save_under = TRUE ;
xattr . backing_store = WhenMapped ;
xattr . override_redirect = TRUE ;
xattr . colormap = cmap ;
cursor = XCreateFontCursor ( Xdisplay , XC_left_ptr ) ;
mask = EnterNotify | LeaveNotify | PointerMotionMask | ButtonMotionMask | ButtonPressMask | ButtonReleaseMask
| Button1MotionMask | Button2MotionMask | Button3MotionMask ;
gcvalue . foreground = PixColors [ menuTextColor ] ;
}
menu = ( menu_t * ) MALLOC ( sizeof ( menu_t ) ) ;
MEMSET ( menu , 0 , sizeof ( menu_t ) ) ;
menu - > title = StrDup ( title ) ;
menu - > win = XCreateWindow ( Xdisplay , Xroot , 0 , 0 , 1 , 1 , 0 , Xdepth , InputOutput , CopyFromParent ,
CWOverrideRedirect | CWSaveUnder | CWBackingStore | CWBorderPixel | CWColormap , & xattr ) ;
XDefineCursor ( Xdisplay , menu - > win , cursor ) ;
XSelectInput ( Xdisplay , menu - > win , mask ) ;
XStoreName ( Xdisplay , menu - > win , menu - > title ) ;
menu - > swin = XCreateWindow ( Xdisplay , menu - > win , 0 , 0 , 1 , 1 , 0 , Xdepth , InputOutput , CopyFromParent ,
CWOverrideRedirect | CWSaveUnder | CWBackingStore | CWBorderPixel | CWColormap , & xattr ) ;
menu - > gc = XCreateGC ( Xdisplay , menu - > win , GCForeground , & gcvalue ) ;
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menuitem_clear_current ( menu ) ;
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return menu ;
}
unsigned char
menu_set_font ( menu_t * menu , const char * fontname )
{
XFontStruct * font ;
XGCValues gcvalue ;
ASSERT_RVAL ( menu ! = NULL , 0 ) ;
ASSERT_RVAL ( fontname ! = NULL , 0 ) ;
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font = ( XFontStruct * ) load_font ( fontname , " fixed " , FONT_TYPE_X ) ;
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# ifdef MULTI_CHARSET
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menu - > fontset = create_fontset ( fontname , etmfonts [ def_font_idx ] ) ;
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# endif
menu - > font = font ;
menu - > fwidth = font - > max_bounds . width ;
menu - > fheight = font - > ascent + font - > descent + rs_line_space ;
gcvalue . font = font - > fid ;
XChangeGC ( Xdisplay , menu - > gc , GCFont , & gcvalue ) ;
return 1 ;
}
unsigned char
menu_add_item ( menu_t * menu , menuitem_t * item )
{
ASSERT_RVAL ( menu ! = NULL , 0 ) ;
ASSERT_RVAL ( item ! = NULL , 0 ) ;
if ( menu - > numitems ) {
menu - > numitems + + ;
menu - > items = ( menuitem_t * * ) REALLOC ( menu - > items , sizeof ( menuitem_t * ) * menu - > numitems ) ;
} else {
menu - > numitems = 1 ;
menu - > items = ( menuitem_t * * ) MALLOC ( sizeof ( menuitem_t * ) ) ;
}
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menu - > items [ menu - > numitems - 1 ] = item ;
return 1 ;
}
/* Return 1 if submenu is a child of menu, 0 if not. */
unsigned char
menu_is_child ( menu_t * menu , menu_t * submenu )
{
register unsigned char i ;
register menuitem_t * item ;
ASSERT_RVAL ( menu ! = NULL , 0 ) ;
ASSERT_RVAL ( submenu ! = NULL , 0 ) ;
for ( i = 0 ; i < menu - > numitems ; i + + ) {
item = menu - > items [ i ] ;
if ( item - > type = = MENUITEM_SUBMENU & & item - > action . submenu ! = NULL ) {
if ( item - > action . submenu = = submenu ) {
return 1 ;
} else if ( menu_is_child ( item - > action . submenu , submenu ) ) {
return 1 ;
}
}
}
return 0 ;
}
menu_t *
find_menu_by_title ( menulist_t * list , char * title )
{
register unsigned char i ;
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REQUIRE_RVAL ( list ! = NULL , NULL ) ;
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for ( i = 0 ; i < list - > nummenus ; i + + ) {
if ( ! strcasecmp ( list - > menus [ i ] - > title , title ) ) {
return ( list - > menus [ i ] ) ;
}
}
return NULL ;
}
menu_t *
find_menu_by_window ( menulist_t * list , Window win )
{
register unsigned char i ;
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REQUIRE_RVAL ( list ! = NULL , NULL ) ;
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for ( i = 0 ; i < list - > nummenus ; i + + ) {
if ( list - > menus [ i ] - > win = = win ) {
return ( list - > menus [ i ] ) ;
}
}
return NULL ;
}
menuitem_t *
find_item_by_coords ( menu_t * menu , int x , int y )
{
register unsigned char i ;
register menuitem_t * item ;
ASSERT_RVAL ( menu ! = NULL , NULL ) ;
for ( i = 0 ; i < menu - > numitems ; i + + ) {
item = menu - > items [ i ] ;
if ( ( x > item - > x ) & & ( y > item - > y ) & & ( x < item - > x + item - > w ) & & ( y < item - > y + item - > h ) & & ( item - > type ! = MENUITEM_SEP ) ) {
return ( item ) ;
}
}
return NULL ;
}
unsigned short
find_item_in_menu ( menu_t * menu , menuitem_t * item )
{
register unsigned char i ;
ASSERT_RVAL ( menu ! = NULL , ( unsigned short ) - 1 ) ;
ASSERT_RVAL ( item ! = NULL , ( unsigned short ) - 1 ) ;
for ( i = 0 ; i < menu - > numitems ; i + + ) {
if ( item = = menu - > items [ i ] ) {
return ( i ) ;
}
}
return ( ( unsigned short ) - 1 ) ;
}
void
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menuitem_change_current ( menuitem_t * item )
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{
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menuitem_t * current ;
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ASSERT ( current_menu ! = NULL ) ;
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current = menuitem_get_current ( current_menu ) ;
if ( current ! = item ) {
D_MENU ( ( " menuitem_change_current(): Changing current item in menu \" %s \" from \" %s \" to \" %s \" \n " , current_menu - > title , ( current ? current - > text : " (NULL) " ) , ( item ? item - > text : " (NULL) " ) ) ) ;
if ( current ) {
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/* Reset the current item */
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menuitem_deselect ( current_menu ) ;
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/* If we're changing from one submenu to another and neither is a child of the other, or if we're changing from a submenu to
no current item at all , reset the tree for the current submenu */
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if ( current - > type = = MENUITEM_SUBMENU & & current - > action . submenu ! = NULL ) {
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if ( ( item & & item - > type = = MENUITEM_SUBMENU & & item - > action . submenu ! = NULL
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& & ! menu_is_child ( current - > action . submenu , item - > action . submenu )
& & ! menu_is_child ( item - > action . submenu , current - > action . submenu ) )
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| | ( ! item ) ) {
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menu_reset_tree ( current - > action . submenu ) ;
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}
}
}
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if ( item ) {
menuitem_set_current ( current_menu , find_item_in_menu ( current_menu , item ) ) ;
menuitem_select ( current_menu ) ;
if ( item - > type = = MENUITEM_SUBMENU ) {
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/* Display the submenu */
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menu_display_submenu ( current_menu , item ) ;
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}
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} else {
menuitem_clear_current ( current_menu ) ;
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}
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} else {
D_MENU ( ( " menuitem_change_current(): Current item in menu \" %s \" does not require changing. \n " , current_menu - > title ) ) ;
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}
}
menuitem_t *
menuitem_create ( char * text )
{
menuitem_t * menuitem ;
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menuitem = ( menuitem_t * ) MALLOC ( sizeof ( menuitem_t ) ) ;
MEMSET ( menuitem , 0 , sizeof ( menuitem_t ) ) ;
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if ( text ) {
menuitem - > text = StrDup ( text ) ;
menuitem - > len = strlen ( text ) ;
}
return menuitem ;
}
unsigned char
menuitem_set_icon ( menuitem_t * item , image_t * icon )
{
ASSERT_RVAL ( item ! = NULL , 0 ) ;
ASSERT_RVAL ( icon ! = NULL , 0 ) ;
item - > icon = icon ;
return 1 ;
}
unsigned char
menuitem_set_action ( menuitem_t * item , unsigned char type , char * action )
{
ASSERT_RVAL ( item ! = NULL , 0 ) ;
item - > type = type ;
switch ( type ) {
case MENUITEM_SUBMENU :
item - > action . submenu = find_menu_by_title ( menu_list , action ) ;
break ;
case MENUITEM_STRING :
case MENUITEM_ECHO :
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item - > action . string = ( char * ) MALLOC ( strlen ( action ) + 2 ) ;
strcpy ( item - > action . string , action ) ;
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parse_escaped_string ( item - > action . string ) ;
break ;
default :
break ;
}
return 1 ;
}
unsigned char
menuitem_set_rtext ( menuitem_t * item , char * rtext )
{
ASSERT_RVAL ( item ! = NULL , 0 ) ;
ASSERT_RVAL ( rtext ! = NULL , 0 ) ;
item - > rtext = StrDup ( rtext ) ;
item - > rlen = strlen ( rtext ) ;
return 1 ;
}
void
menu_reset ( menu_t * menu )
{
ASSERT ( menu ! = NULL ) ;
D_MENU ( ( " menu_reset() called for menu \" %s \" (window 0x%08x) \n " , menu - > title , menu - > win ) ) ;
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if ( ! ( menu - > state & MENU_STATE_IS_MAPPED ) ) {
return ;
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}
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menu - > state & = ~ ( MENU_STATE_IS_CURRENT | MENU_STATE_IS_DRAGGING | MENU_STATE_IS_MAPPED ) ;
XUnmapWindow ( Xdisplay , menu - > swin ) ;
XUnmapWindow ( Xdisplay , menu - > win ) ;
menuitem_clear_current ( menu ) ;
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}
void
menu_reset_all ( menulist_t * list )
{
register unsigned short i ;
ASSERT ( list ! = NULL ) ;
if ( list - > nummenus = = 0 )
return ;
D_MENU ( ( " menu_reset_all() called \n " ) ) ;
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if ( menuitem_get_current ( current_menu ) ! = NULL ) {
menuitem_deselect ( current_menu ) ;
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}
for ( i = 0 ; i < list - > nummenus ; i + + ) {
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menu_reset ( list - > menus [ i ] ) ;
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}
current_menu = NULL ;
}
void
menu_reset_tree ( menu_t * menu )
{
register unsigned short i ;
register menuitem_t * item ;
ASSERT ( menu ! = NULL ) ;
D_MENU ( ( " menu_reset_tree() called for menu \" %s \" (window 0x%08x) \n " , menu - > title , menu - > win ) ) ;
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if ( ! ( menu - > state & MENU_STATE_IS_MAPPED ) ) {
return ;
}
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for ( i = 0 ; i < menu - > numitems ; i + + ) {
item = menu - > items [ i ] ;
if ( item - > type = = MENUITEM_SUBMENU & & item - > action . submenu ! = NULL ) {
menu_reset_tree ( item - > action . submenu ) ;
}
}
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menu_reset ( menu ) ;
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}
void
menu_reset_submenus ( menu_t * menu )
{
register unsigned short i ;
register menuitem_t * item ;
ASSERT ( menu ! = NULL ) ;
D_MENU ( ( " menu_reset_submenus() called for menu \" %s \" (window 0x%08x) \n " , menu - > title , menu - > win ) ) ;
for ( i = 0 ; i < menu - > numitems ; i + + ) {
item = menu - > items [ i ] ;
if ( item - > type = = MENUITEM_SUBMENU & & item - > action . submenu ! = NULL ) {
menu_reset_tree ( item - > action . submenu ) ;
}
}
}
void
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menuitem_select ( menu_t * menu )
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{
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menuitem_t * item ;
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ASSERT ( menu ! = NULL ) ;
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item = menuitem_get_current ( menu ) ;
REQUIRE ( item ! = NULL ) ;
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D_MENU ( ( " menuitem_select(): Selecting new current item \" %s \" within menu \" %s \" (window 0x%08x, selection window 0x%08x) \n " ,
item - > text , menu - > title , menu - > win , menu - > swin ) ) ;
item - > state | = MENU_STATE_IS_CURRENT ;
XMoveWindow ( Xdisplay , menu - > swin , item - > x , item - > y ) ;
XMapWindow ( Xdisplay , menu - > swin ) ;
if ( item - > type = = MENUITEM_SUBMENU ) {
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paste_simage ( images [ image_submenu ] . selected , image_submenu , menu - > swin , 0 , 0 , item - > w - MENU_VGAP , item - > h ) ;
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} else {
render_simage ( images [ image_menu ] . selected , menu - > swin , item - > w - MENU_VGAP , item - > h , image_menu , 0 ) ;
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if ( image_mode_is ( image_menu , MODE_AUTO ) ) {
enl_ipc_sync ( ) ;
}
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}
draw_string ( menu - > swin , menu - > gc , MENU_HGAP , item - > h - MENU_VGAP , item - > text , item - > len ) ;
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if ( item - > rtext ) {
draw_string ( menu - > swin , menu - > gc , item - > w - XTextWidth ( menu - > font , item - > rtext , item - > rlen ) - 2 * MENU_HGAP , item - > h - MENU_VGAP , item - > rtext , item - > rlen ) ;
}
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}
void
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menuitem_deselect ( menu_t * menu )
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{
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menuitem_t * item ;
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ASSERT ( menu ! = NULL ) ;
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item = menuitem_get_current ( menu ) ;
REQUIRE ( item ! = NULL ) ;
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D_MENU ( ( " menuitem_deselect(): Deselecting item \" %s \" \n " , item - > text ) ) ;
item - > state & = ~ ( MENU_STATE_IS_CURRENT ) ;
XUnmapWindow ( Xdisplay , menu - > swin ) ;
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if ( item - > type = = MENUITEM_SUBMENU ) {
paste_simage ( images [ image_submenu ] . norm , image_submenu , menu - > win , item - > x , item - > y , item - > w - MENU_VGAP , item - > h ) ;
}
draw_string ( menu - > win , menu - > gc , 2 * MENU_HGAP , item - > y + item - > h - MENU_VGAP , item - > text , item - > len ) ;
if ( item - > rtext ) {
draw_string ( menu - > win , menu - > gc , item - > x + item - > w - XTextWidth ( menu - > font , item - > rtext , item - > rlen ) - 2 * MENU_HGAP , item - > y + item - > h - MENU_VGAP ,
item - > rtext , item - > rlen ) ;
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}
}
void
menu_display_submenu ( menu_t * menu , menuitem_t * item )
{
menu_t * submenu ;
ASSERT ( menu ! = NULL ) ;
ASSERT ( item ! = NULL ) ;
REQUIRE ( item - > action . submenu ! = NULL ) ;
submenu = item - > action . submenu ;
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D_MENU ( ( " menu_display_submenu(): Displaying submenu \" %s \" (window 0x%08x) of menu \" %s \" (window 0x%08x) \n " , submenu - > title , submenu - > win , menu - > title , menu - > win ) ) ;
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menu_invoke ( item - > x + item - > w , item - > y , menu - > win , submenu , CurrentTime ) ;
/* Invoking the submenu makes it current. Undo that behavior. */
ungrab_pointer ( ) ;
grab_pointer ( menu - > win ) ;
current_menu - > state & = ~ ( MENU_STATE_IS_CURRENT ) ;
current_menu = menu ;
menu - > state | = MENU_STATE_IS_CURRENT ;
}
void
menu_draw ( menu_t * menu )
{
register unsigned short i , len ;
unsigned long width , height ;
#if 0
char * safeaction ;
# endif
unsigned short str_x , str_y ;
XGCValues gcvalue ;
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int ascent , descent , direction , dx , dy ;
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XCharStruct chars ;
Screen * scr ;
ASSERT ( menu ! = NULL ) ;
scr = ScreenOfDisplay ( Xdisplay , Xscreen ) ;
if ( ! menu - > font ) {
Fri Nov 19 23:05:31 PST 1999 Michael Jennings <mej@eterm.org>
Once again, I've rendered old themes obselete. :-)
I added a new config file attribute and command-line parameter. The
option is --default-font-index, but I wouldn't necessarily use it.
The config file attribute makes more sense. :-)
Anyway, your themes will now need to have a line like this:
font default <index>
in the attributes section. This tells Eterm which font it should use
on startup. (<index> is a number between 0 and the highest-numbered
font you define.) You can now have up to 256 fonts. Font 0 is no
longer necessarily the default font; it is the smallest font. And the
larger the font index, the larger the font should be. (Of course,
this assumes you want Ctrl-> and Ctrl-< to increase/decrease your font
size. In reality, you can have your fonts in any order, and those
keys will cycle through them in order.)
Before, font 0 was always the default, and you didn't have much
freedom in rearranging your fonts. Plus, you were limited to 5. Not
any more. :-) The new system is much more straight-forward, logical,
and powerful.
So please be sure to update your themes by hand, or remove your theme
directory before installing this new version. If your theme lacks
the "font default" line, your Eterms will start with the wrong font.
:-]
SVN revision: 1344
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menu_set_font ( menu , etfonts [ def_font_idx ] ) ;
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}
gcvalue . foreground = PixColors [ menuTextColor ] ;
XChangeGC ( Xdisplay , menu - > gc , GCForeground , & gcvalue ) ;
if ( ! menu - > w ) {
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unsigned short longest ;
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len = strlen ( menu - > title ) ;
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longest = XTextWidth ( menu - > font , menu - > title , len ) ;
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height = menu - > fheight + 3 * MENU_VGAP ;
for ( i = 0 ; i < menu - > numitems ; i + + ) {
unsigned short j = menu - > items [ i ] - > len ;
menuitem_t * item = menu - > items [ i ] ;
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width = XTextWidth ( menu - > font , item - > text , j ) ;
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if ( item - > rtext ) {
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width + = XTextWidth ( menu - > font , item - > rtext , item - > rlen ) + ( 2 * MENU_HGAP ) ;
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}
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longest = ( longest > width ) ? longest : width ;
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height + = ( ( item - > type = = MENUITEM_SEP ) ? ( MENU_VGAP ) : ( menu - > fheight ) ) + MENU_VGAP ;
}
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width = longest + ( 4 * MENU_HGAP ) ;
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if ( images [ image_submenu ] . selected - > iml - > pad ) {
width + = images [ image_submenu ] . selected - > iml - > pad - > left + images [ image_submenu ] . selected - > iml - > pad - > right ;
}
menu - > w = width ;
menu - > h = height ;
/* Size and render menu window */
XResizeWindow ( Xdisplay , menu - > win , menu - > w , menu - > h ) ;
render_simage ( images [ image_menu ] . norm , menu - > win , menu - > w , menu - > h , image_menu , 0 ) ;
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menu - > bg = images [ image_menu ] . norm - > pmap - > pixmap ;
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if ( image_mode_is ( image_menu , MODE_AUTO ) ) {
enl_ipc_sync ( ) ;
}
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/* Size and render selected item window */
XResizeWindow ( Xdisplay , menu - > swin , menu - > w - 2 * MENU_HGAP , menu - > fheight + MENU_VGAP ) ;
render_simage ( images [ image_menu ] . selected , menu - > swin , menu - > w - 2 * MENU_HGAP , menu - > fheight + MENU_VGAP , image_menu , 0 ) ;
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if ( image_mode_is ( image_menu , MODE_AUTO ) ) {
enl_ipc_sync ( ) ;
}
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}
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/* If the menu will come up offscreen, move all the other menus out of the way. */
dx = scr - > width - menu - > w - menu - > x ;
dy = scr - > height - menu - > h - menu - > y ;
D_MENU ( ( " -> Menu is %hux%hu at %hu, %hu, dx is %d, dy is %d \n " , menu - > w , menu - > h , menu - > x , menu - > y , dx , dy ) ) ;
if ( dx < 0 | | dy < 0 ) {
register short i ;
if ( dx > = 0 ) {
dx = 0 ;
} else {
menu - > x = scr - > width - menu - > w ;
}
if ( dy > = 0 ) {
dy = 0 ;
} else {
menu - > y = scr - > height - menu - > h ;
}
D_MENU ( ( " -> New x, y is %hu, %hu \n " , menu - > x , menu - > y ) ) ;
for ( i = menu_list - > nummenus - 1 ; i > = 0 ; i - - ) {
menu_t * tmp = menu_list - > menus [ i ] ;
D_MENU ( ( " -> Checking menu \" %s \" to see if it needs to be moved. \n " , tmp - > title ) ) ;
if ( tmp - > state & MENU_STATE_IS_MAPPED ) {
tmp - > x + = dx ;
tmp - > y + = dy ;
D_MENU ( ( " -> Yes. New coordinates for this menu are %hu, %hu. \n " , tmp - > x , tmp - > y ) ) ;
XMoveWindow ( Xdisplay , tmp - > win , tmp - > x , tmp - > y ) ;
}
}
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}
XMoveWindow ( Xdisplay , menu - > win , menu - > x , menu - > y ) ;
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XUnmapWindow ( Xdisplay , menu - > swin ) ;
XMapWindow ( Xdisplay , menu - > win ) ;
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XRaiseWindow ( Xdisplay , menu - > win ) ;
str_x = 2 * MENU_HGAP ;
if ( images [ image_menu ] . selected - > iml - > pad ) {
str_x + = images [ image_menu ] . selected - > iml - > pad - > left ;
}
str_y = menu - > fheight + MENU_VGAP ;
len = strlen ( menu - > title ) ;
XTextExtents ( menu - > font , menu - > title , len , & direction , & ascent , & descent , & chars ) ;
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draw_string ( menu - > bg , menu - > gc , center_coords ( 2 * MENU_HGAP , menu - > w - 2 * MENU_HGAP ) - ( chars . width > > 1 ) ,
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str_y - chars . descent - MENU_VGAP / 2 , menu - > title , len ) ;
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draw_shadow ( menu - > bg , topShadowGC , botShadowGC , str_x , str_y - chars . descent - MENU_VGAP / 2 + 1 , menu - > w - ( 4 * MENU_HGAP ) , MENU_VGAP , 2 ) ;
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str_y + = MENU_VGAP ;
for ( i = 0 ; i < menu - > numitems ; i + + ) {
menuitem_t * item = menu - > items [ i ] ;
if ( item - > type = = MENUITEM_SEP ) {
str_y + = 2 * MENU_VGAP ;
if ( ! item - > x ) {
item - > x = MENU_HGAP ;
item - > y = str_y - 2 * MENU_VGAP ;
item - > w = menu - > w - MENU_HGAP ;
item - > h = 2 * MENU_VGAP ;
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D_MENU ( ( " menu_draw(): Hot Area at %hu, %hu to %hu, %hu (width %hu, height %hu) \n " , item - > x , item - > y , item - > x + item - > w , item - > y + item - > h ,
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item - > w , item - > h ) ) ;
}
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draw_shadow ( menu - > bg , botShadowGC , topShadowGC , str_x , str_y - MENU_VGAP - MENU_VGAP / 2 , menu - > w - 4 * MENU_HGAP , MENU_VGAP , 2 ) ;
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} else {
str_y + = menu - > fheight + MENU_VGAP ;
if ( ! item - > x ) {
item - > x = MENU_HGAP ;
item - > y = str_y - menu - > fheight - MENU_VGAP / 2 ;
item - > w = menu - > w - MENU_HGAP ;
item - > h = menu - > fheight + MENU_VGAP ;
D_MENU ( ( " -> Hot Area at %hu, %hu to %hu, %hu (width %hu, height %hu) \n " , item - > x , item - > y , item - > x + item - > w , item - > y + item - > h ,
item - > w , item - > h ) ) ;
}
switch ( item - > type ) {
case MENUITEM_SUBMENU :
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paste_simage ( images [ image_submenu ] . norm , image_submenu , menu - > bg , item - > x , item - > y , item - > w - MENU_VGAP , item - > h ) ;
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break ;
#if 0
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case MENUITEM_STRING :
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safeaction = StrDup ( item - > action . string ) ;
SafeStr ( safeaction , strlen ( safeaction ) ) ;
D_MENU ( ( " Item %hu: %s (string %s) \n " , i , item - > text , safeaction ) ) ;
FREE ( safeaction ) ;
break ;
case MENUITEM_ECHO :
safeaction = StrDup ( item - > action . string ) ;
SafeStr ( safeaction , strlen ( safeaction ) ) ;
D_MENU ( ( " Item %hu: %s (echo %s) \n " , i , item - > text , safeaction ) ) ;
FREE ( safeaction ) ;
break ;
default :
fatal_error ( " Internal Program Error: Unknown menuitem type: %u \n " , item - > type ) ;
break ;
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# endif
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}
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draw_string ( menu - > bg , menu - > gc , str_x , str_y - MENU_VGAP / 2 , item - > text , item - > len ) ;
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if ( item - > rtext ) {
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draw_string ( menu - > bg , menu - > gc , str_x + item - > w - XTextWidth ( menu - > font , item - > rtext , item - > rlen ) - 3 * MENU_HGAP , str_y - MENU_VGAP / 2 ,
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item - > rtext , item - > rlen ) ;
}
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}
}
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XSetWindowBackgroundPixmap ( Xdisplay , menu - > win , menu - > bg ) ;
XClearWindow ( Xdisplay , menu - > win ) ;
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}
void
menu_display ( int x , int y , menu_t * menu )
{
ASSERT ( menu ! = NULL ) ;
menu - > state | = ( MENU_STATE_IS_CURRENT ) ;
current_menu = menu ;
/* Move, render, and map menu window */
menu - > x = x ;
menu - > y = y ;
D_MENU ( ( " Displaying menu \" %s \" (window 0x%08x) at root coordinates %d, %d \n " , menu - > title , menu - > win , menu - > x , menu - > y ) ) ;
menu_draw ( menu ) ;
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menu - > state | = ( MENU_STATE_IS_MAPPED ) ;
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/* Take control of the pointer so we get all events for it, even those outside the menu window */
grab_pointer ( menu - > win ) ;
}
void
menu_action ( menuitem_t * item )
{
ASSERT ( item ! = NULL ) ;
D_MENU ( ( " menu_action() called to invoke %s \n " , item - > text ) ) ;
switch ( item - > type ) {
case MENUITEM_SEP :
D_MENU ( ( " Internal Program Error: menu_action() called for a separator. \n " ) ) ;
break ;
case MENUITEM_SUBMENU :
D_MENU ( ( " Internal Program Error: menu_action() called for a submenu. \n " ) ) ;
break ;
case MENUITEM_STRING :
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cmd_write ( ( unsigned char * ) item - > action . string , strlen ( item - > action . string ) ) ;
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break ;
case MENUITEM_ECHO :
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tt_write ( ( unsigned char * ) item - > action . string , strlen ( item - > action . string ) ) ;
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break ;
default :
fatal_error ( " Internal Program Error: Unknown menuitem type: %u \n " , item - > type ) ;
break ;
}
}
void
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menu_invoke ( int x , int y , Window win , menu_t * menu , Time timestamp )
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{
int root_x , root_y ;
Window unused ;
REQUIRE ( menu ! = NULL ) ;
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if ( timestamp ! = CurrentTime ) {
button_press_time = timestamp ;
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}
if ( win ! = Xroot ) {
XTranslateCoordinates ( Xdisplay , win , Xroot , x , y , & root_x , & root_y , & unused ) ;
}
menu_display ( root_x , root_y , menu ) ;
}
void
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menu_invoke_by_title ( int x , int y , Window win , char * title , Time timestamp )
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{
menu_t * menu ;
REQUIRE ( title ! = NULL ) ;
REQUIRE ( menu_list ! = NULL ) ;
menu = find_menu_by_title ( menu_list , title ) ;
if ( ! menu ) {
D_MENU ( ( " Menu \" %s \" not found! \n " , title ) ) ;
return ;
}
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menu_invoke ( x , y , win , menu , timestamp ) ;
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}