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19 #define NM_TYPE_MENU 0 // A menu item... when enter is hit on this, newmenu_do returns this item number
20 #define NM_TYPE_INPUT 1 // An input box... fills the text field in, and you need to fill in text_len field.
21 #define NM_TYPE_CHECK 2 // A check box. Set and get its status by looking at flags field (1=on, 0=off)
22 #define NM_TYPE_RADIO 3 // Same as check box, but only 1 in a group can be set at a time. Set group fields.
23 #define NM_TYPE_TEXT 4 // A line of text that does nothing.
24 #define NM_TYPE_NUMBER 5 // A numeric entry counter. Changes value from min_value to max_value;
25 #define NM_TYPE_INPUT_MENU 6 // A inputbox that you hit Enter to edit, when done, hit enter and menu leaves.
26 #define NM_TYPE_SLIDER 7 // A slider from min_value to max_value. Draws with text_len chars.
28 #define NM_MAX_TEXT_LEN 50
30 typedef struct newmenu_item {
31 int type; // What kind of item this is, see NM_TYPE_????? defines
32 int value; // For checkboxes and radio buttons, this is 1 if marked initially, else 0
33 int min_value, max_value; // For sliders and number bars.
34 int group; // What group this belongs to for radio buttons.
35 int text_len; // The maximum length of characters that can be entered by this inputboxes
36 char *text; // The text associated with this item.
37 // The rest of these are used internally by by the menu system, so don't set 'em!!
42 char saved_text[NM_MAX_TEXT_LEN+1];
45 // Pass an array of newmenu_items and it processes the menu. It will
46 // return a -1 if Esc is pressed, otherwise, it returns the index of
47 // the item that was current when Enter was was selected.
48 // The subfunction function gets called constantly, so you can dynamically
49 // change the text of an item. Just pass NULL if you don't want this.
50 // Title draws big, Subtitle draw medium sized. You can pass NULL for
51 // either/both of these if you don't want them.
52 extern int newmenu_do( char * title, char * subtitle, int nitems, newmenu_item * item, void (*subfunction)(int nitems, newmenu_item * items, int *last_key, int citem ) );
54 // Same as above, only you can pass through what item is initially selected.
55 extern int newmenu_do1( char * title, char * subtitle, int nitems, newmenu_item * item, void (*subfunction)(int nitems,newmenu_item * items, int * last_key, int citem), int citem );
57 // Same as above, only you can pass through what background bitmap to use.
58 extern int newmenu_do2( char * title, char * subtitle, int nitems, newmenu_item * item, void (*subfunction)(int nitems,newmenu_item * items, int * last_key, int citem), int citem, char * filename );
60 // Same as above, only you can pass through the width & height
61 extern int newmenu_do3( char * title, char * subtitle, int nitems, newmenu_item * item, void (*subfunction)(int nitems,newmenu_item * items, int * last_key, int citem), int citem, char * filename, int width, int height );
71 strcpy( xtext, "John" );
73 mm[0].type=NM_TYPE_MENU; mm[0].text="Play game";
74 mm[1].type=NM_TYPE_INPUT; mm[1].text=xtext; mm[1].text_len=20;
75 mm[2].type=NM_TYPE_CHECK; mm[2].value=0; mm[2].text="check box";
76 mm[3].type=NM_TYPE_TEXT; mm[3].text="-pickone-";
77 mm[4].type=NM_TYPE_RADIO; mm[4].value=1; mm[4].group=0; mm[4].text="Radio #1";
78 mm[5].type=NM_TYPE_RADIO; mm[5].value=1; mm[5].group=0; mm[5].text="Radio #2";
79 mm[6].type=NM_TYPE_RADIO; mm[6].value=1; mm[6].group=0; mm[6].text="Radio #3";
80 mm[7].type=NM_TYPE_PERCENT; mm[7].value=50; mm[7].text="Volume";
82 mmn = newmenu_do("Descent", "Sample Menu", 8, mm, NULL );
83 mprintf( 0, "Menu returned: %d\n", mmn );
88 // This function pops up a messagebox and returns which choice was selected...
90 // nm_messagebox( "Title", "Subtitle", 2, "Ok", "Cancel", "There are %d objects", nobjects );
91 // Returns 0 through nchoices-1.
92 int nm_messagebox( char *title, int nchoices, ... );
93 // Same as above, but you can pass a function
94 int nm_messagebox1( char *title, void (*subfunction)(int nitems,newmenu_item * items, int * last_key, int citem), int nchoices, ... );
96 void nm_draw_background(int x1, int y1, int x2, int y2);
97 void nm_restore_background( int x, int y, int w, int h );
99 // Returns 0 if no file selected, else filename is filled with selected file.
100 int newmenu_get_filename( char * title, char * filespec, char * filename, int allow_abort_flag );
103 extern int Max_linear_depth_objects;
105 extern char *Newmenu_allowed_chars;
107 // Example listbox callback function...
108 // int lb_callback( int * citem, int *nitems, char * items[], int *keypress )
112 // if ( *keypress = KEY_CTRLED+KEY_D ) {
113 // if ( *nitems > 1 ) {
114 // unlink( items[*citem] ); // Delete the file
115 // for (i=*citem; i<*nitems-1; i++ ) {
116 // items[i] = items[i+1];
118 // *nitems = *nitems - 1;
119 // free( items[*nitems] );
120 // items[*nitems] = NULL;
121 // return 1; // redraw;
128 extern int newmenu_listbox( char * title, int nitems, char * items[], int allow_abort_flag, int (*listbox_callback)( int * citem, int *nitems, char * items[], int *keypress ) );
129 extern int newmenu_listbox1( char * title, int nitems, char * items[], int allow_abort_flag, int default_item, int (*listbox_callback)( int * citem, int *nitems, char * items[], int *keypress ) );
131 extern int newmenu_filelist( char * title, char * filespace, char * filename );
133 //should be called whenever the palette changes
134 extern void nm_remap_background(void);