137 lines
6.2 KiB
C
137 lines
6.2 KiB
C
/*
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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#ifndef _NEWMENU_H
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#define _NEWMENU_H
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#define NM_TYPE_MENU 0 // A menu item... when enter is hit on this, newmenu_do returns this item number
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#define NM_TYPE_INPUT 1 // An input box... fills the text field in, and you need to fill in text_len field.
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#define NM_TYPE_CHECK 2 // A check box. Set and get its status by looking at flags field (1=on, 0=off)
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#define NM_TYPE_RADIO 3 // Same as check box, but only 1 in a group can be set at a time. Set group fields.
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#define NM_TYPE_TEXT 4 // A line of text that does nothing.
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#define NM_TYPE_NUMBER 5 // A numeric entry counter. Changes value from min_value to max_value;
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#define NM_TYPE_INPUT_MENU 6 // A inputbox that you hit Enter to edit, when done, hit enter and menu leaves.
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#define NM_TYPE_SLIDER 7 // A slider from min_value to max_value. Draws with text_len chars.
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#define NM_MAX_TEXT_LEN 50
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typedef struct newmenu_item {
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int type; // What kind of item this is, see NM_TYPE_????? defines
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int value; // For checkboxes and radio buttons, this is 1 if marked initially, else 0
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int min_value, max_value; // For sliders and number bars.
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int group; // What group this belongs to for radio buttons.
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int text_len; // The maximum length of characters that can be entered by this inputboxes
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char *text; // The text associated with this item.
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// The rest of these are used internally by by the menu system, so don't set 'em!!
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short x, y;
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short w, h;
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short right_offset;
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ubyte redraw;
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char saved_text[NM_MAX_TEXT_LEN+1];
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} newmenu_item;
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// Pass an array of newmenu_items and it processes the menu. It will
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// return a -1 if Esc is pressed, otherwise, it returns the index of
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// the item that was current when Enter was was selected.
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// The subfunction function gets called constantly, so you can dynamically
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// change the text of an item. Just pass NULL if you don't want this.
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// Title draws big, Subtitle draw medium sized. You can pass NULL for
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// either/both of these if you don't want them.
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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 ) );
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// Same as above, only you can pass through what item is initially selected.
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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 );
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// Same as above, only you can pass through what background bitmap to use.
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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 );
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// Same as above, only you can pass through the width & height
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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 );
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// Sample Code:
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/*
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{
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int mmn;
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newmenu_item mm[8];
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char xtext[21];
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strcpy( xtext, "John" );
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mm[0].type=NM_TYPE_MENU; mm[0].text="Play game";
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mm[1].type=NM_TYPE_INPUT; mm[1].text=xtext; mm[1].text_len=20;
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mm[2].type=NM_TYPE_CHECK; mm[2].value=0; mm[2].text="check box";
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mm[3].type=NM_TYPE_TEXT; mm[3].text="-pickone-";
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mm[4].type=NM_TYPE_RADIO; mm[4].value=1; mm[4].group=0; mm[4].text="Radio #1";
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mm[5].type=NM_TYPE_RADIO; mm[5].value=1; mm[5].group=0; mm[5].text="Radio #2";
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mm[6].type=NM_TYPE_RADIO; mm[6].value=1; mm[6].group=0; mm[6].text="Radio #3";
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mm[7].type=NM_TYPE_PERCENT; mm[7].value=50; mm[7].text="Volume";
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mmn = newmenu_do("Descent", "Sample Menu", 8, mm, NULL );
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mprintf( 0, "Menu returned: %d\n", mmn );
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}
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*/
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// This function pops up a messagebox and returns which choice was selected...
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// Example:
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// nm_messagebox( "Title", "Subtitle", 2, "Ok", "Cancel", "There are %d objects", nobjects );
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// Returns 0 through nchoices-1.
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int nm_messagebox( char *title, int nchoices, ... );
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// Same as above, but you can pass a function
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int nm_messagebox1( char *title, void (*subfunction)(int nitems,newmenu_item * items, int * last_key, int citem), int nchoices, ... );
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void nm_draw_background(int x1, int y1, int x2, int y2);
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void nm_restore_background( int x, int y, int w, int h );
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// Returns 0 if no file selected, else filename is filled with selected file.
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int newmenu_get_filename( char * title, char * filespec, char * filename, int allow_abort_flag );
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// in menu.c
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extern int Max_linear_depth_objects;
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extern char *Newmenu_allowed_chars;
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// Example listbox callback function...
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// int lb_callback( int * citem, int *nitems, char * items[], int *keypress )
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// {
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// int i;
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//
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// if ( *keypress = KEY_CTRLED+KEY_D ) {
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// if ( *nitems > 1 ) {
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// unlink( items[*citem] ); // Delete the file
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// for (i=*citem; i<*nitems-1; i++ ) {
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// items[i] = items[i+1];
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// }
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// *nitems = *nitems - 1;
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// free( items[*nitems] );
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// items[*nitems] = NULL;
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// return 1; // redraw;
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// }
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// *keypress = 0;
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// }
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// return 0;
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// }
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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 ) );
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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 ) );
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extern int newmenu_filelist( char * title, char * filespace, char * filename );
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//should be called whenever the palette changes
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extern void nm_remap_background(void);
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#endif
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