Added initial LBreakout2 sources, already slightly modified - it does not work yet!
This commit is contained in:
pelya
430
project/jni/application/lbreakout2/client/menu.c
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430
project/jni/application/lbreakout2/client/menu.c
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/***************************************************************************
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menu.c - description
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-------------------
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begin : Thu Sep 20 2001
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copyright : (C) 2001 by Michael Speck
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email : kulkanie@gmx.net
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "manager.h"
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List *menus = 0; /* list of menus used to delete them later */
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extern StkFont *mfont, *mhfont, *mcfont;
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extern int gap_height; /* gap size between items */
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extern Menu *cur_menu;
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#ifdef AUDIO_ENABLED
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extern StkSound *wav_menu_motion, *wav_menu_click;
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#endif
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/*
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====================================================================
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Create menu.
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====================================================================
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*/
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Menu *menu_create( char *name, int layout, int x, int y, int w, int h, int border, int add_to_list )
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{
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Menu *menu = calloc( 1, sizeof( Menu ) );
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/* name */
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if ( name )
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menu->name = strdup( name );
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else
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menu->name = strdup( "none" );
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/* layout */
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menu->layout = layout;
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menu->x = x + border; menu->y = y + border;
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menu->w = w - border * 2; menu->h = h - border * 2;
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/* items are cleared normally */
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menu->items = list_create( LIST_AUTO_DELETE, item_delete );
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/* add menu to list menus */
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if ( add_to_list )
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list_add( menus, menu );
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/* create caption */
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if ( name ) {
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menu_add( menu, item_create_separator( name ) );
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((Item*)menu->items->head->next->item)->font = mcfont;
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menu_add( menu, item_create_separator( "" ) );
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}
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/* default fonts */
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menu->font = mfont;
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menu->hfont = mhfont;
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menu->cfont = mcfont;
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/* return menu */
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return menu;
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}
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/*
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====================================================================
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Delete menu and all submenus starting with root menu
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====================================================================
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*/
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void menu_delete( void *pmenu )
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{
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Menu *menu = (Menu*)pmenu;
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if ( !menu ) return;
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list_delete( menu->items );
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if ( menu->name ) free( menu->name );
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free( menu );
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}
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/*
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====================================================================
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Add item to menu.
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====================================================================
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*/
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void menu_add( Menu *menu, Item *item )
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{
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list_add( menu->items, item );
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if ( item->type == ITEM_LINK && (Menu*)item->link != menu )
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((Menu*)item->link)->parent = menu;
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}
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/*
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====================================================================
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Adjust position and size of all entries according to layout.
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====================================================================
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*/
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void menu_adjust( Menu *menu )
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{
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int height, x, y;
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Item *item;
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if ( menu->layout == MENU_LAYOUT_CENTERED ) {
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/* get full height of all items + gaps */
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height = menu->items->count * menu->hfont->height +
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( menu->items->count - 1 ) * gap_height;
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/* get positions of items */
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y = menu->y + ( menu->h - height ) / 2;
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x = menu->x;
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/* set position */
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list_reset( menu->items );
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while( ( item = list_next( menu->items ) ) ) {
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item->x = x; item->y = y;
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item->w = menu->w; item->h = menu->hfont->height;
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y += gap_height + menu->hfont->height;
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item_adjust( item ); /* adjust alignment */
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}
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return;
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}
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fprintf( stderr, "menu_adjust: layout %i not supported\n", menu->layout );
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}
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/*
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====================================================================
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Select menu: clear current item and set extern variable cur_menu
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====================================================================
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*/
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void menu_select( Menu *menu )
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{
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if ( cur_menu ) menu_unselect_cur_item( cur_menu );
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cur_menu = menu;
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menu->cur_item = 0;
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hint_set( 0 );
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}
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/*
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====================================================================
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Show/hide all items
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====================================================================
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*/
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void menu_hide( Menu *menu )
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{
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Item *item;
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list_reset( menu->items );
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while ( ( item = list_next( menu->items ) ) )
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item_hide( item );
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}
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void menu_show( Menu *menu )
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{
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Item *item;
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list_reset( menu->items );
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while ( ( item = list_next( menu->items ) ) )
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item_show( item );
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}
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/*
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====================================================================
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modify items according to event (if any)
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====================================================================
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*/
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int menu_handle_event( Menu *menu, SDL_Event *event )
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{
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int result = ACTION_NONE;
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Item *item, *old_item;
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int item_used;
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int x, y, xoff, yoff;
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void (*callback)(void);
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/* if value::grab is set do only except keyup events */
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if ( menu->cur_item && menu->cur_item->type == ITEM_KEY && menu->cur_item->value->grab ) {
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if ( event && event->type == SDL_KEYDOWN )
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value_set_key( menu->cur_item->value, event->key.keysym.sym );
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return result;
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}
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/* if other event occured check */
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if ( event )
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switch ( event->type ) {
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case SDL_KEYDOWN:
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switch ( event->key.keysym.sym ) {
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case SDLK_ESCAPE:
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/* if ESCAPE is pressed go up to last menu or leave */
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if ( strequal( "Back", ((Item*)menu->items->tail->prev->item)->name ) )
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menu_select( ((Item*)menu->items->tail->prev->item)->link );
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else
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if ( strequal( "Quit", ((Item*)menu->items->tail->prev->item)->name ) )
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result = ACTION_QUIT;
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break;
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case SDLK_RETURN:
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if ( !menu->cur_item ) break;
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item_used = 1;
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/* callback */
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callback = menu->cur_item->callback;
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/* action */
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switch ( menu->cur_item->type ) {
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case ITEM_ACTION: result = menu->cur_item->item_id; break;
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case ITEM_LINK: menu_select( menu->cur_item->link ); break;
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case ITEM_KEY: value_grab( menu->cur_item->value ); break;
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case ITEM_SWITCH:
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case ITEM_SWITCH_X:
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case ITEM_RANGE:
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value_inc( menu->cur_item->value );
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break;
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default: item_used = 0; break;
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}
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if ( item_used ) {
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#ifdef AUDIO_ENABLED
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stk_sound_play( wav_menu_click );
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#endif
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if ( callback ) (callback)();
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}
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break;
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case SDLK_RIGHT:
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if ( !menu->cur_item ) break;
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item_used = 1;
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/* callback */
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callback = menu->cur_item->callback;
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/* action */
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switch ( menu->cur_item->type ) {
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case ITEM_SWITCH:
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case ITEM_SWITCH_X:
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case ITEM_RANGE:
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value_inc( menu->cur_item->value );
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break;
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default: item_used = 0; break;
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}
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#ifdef AUDIO_ENABLED
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if ( item_used ) {
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stk_sound_play( wav_menu_click );
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#endif
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if ( callback ) (callback)();
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}
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break;
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case SDLK_LEFT:
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if ( !menu->cur_item ) break;
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item_used = 1;
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/* callback */
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callback = menu->cur_item->callback;
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/* action */
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switch ( menu->cur_item->type ) {
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case ITEM_SWITCH:
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case ITEM_SWITCH_X:
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case ITEM_RANGE:
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value_dec( menu->cur_item->value );
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break;
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default: item_used = 0; break;
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}
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#ifdef AUDIO_ENABLED
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if ( item_used ) {
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stk_sound_play( wav_menu_click );
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#endif
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if ( callback ) (callback)();
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}
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break;
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case SDLK_UP:
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menu_up( menu );
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hint_set( menu->cur_item->hint );
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#ifdef AUDIO_ENABLED
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stk_sound_play( wav_menu_click );
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#endif
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break;
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case SDLK_DOWN:
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menu_down( menu );
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hint_set( menu->cur_item->hint );
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#ifdef AUDIO_ENABLED
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stk_sound_play( wav_menu_click );
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#endif
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break;
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default:
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/* if type is edit: edit! */
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if ( menu->cur_item && menu->cur_item->type == ITEM_EDIT ) {
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value_edit( menu->cur_item->value, event->key.keysym.sym, event->key.keysym.unicode );
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#ifdef AUDIO_ENABLED
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stk_sound_play( wav_menu_click );
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#endif
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break;
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}
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break;
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}
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break;
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case SDL_MOUSEBUTTONUP:
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if ( !menu->cur_item ) break;
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item_used = 1;
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callback = menu->cur_item->callback;
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switch ( menu->cur_item->type ) {
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case ITEM_ACTION: result = menu->cur_item->item_id; break;
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case ITEM_LINK: menu_select( menu->cur_item->link ); break;
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case ITEM_SWITCH:
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case ITEM_SWITCH_X:
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case ITEM_RANGE:
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if ( event->button.button == STK_BUTTON_LEFT )
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value_inc( menu->cur_item->value );
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else
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value_dec( menu->cur_item->value );
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break;
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case ITEM_KEY: value_grab( menu->cur_item->value ); break;
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default: item_used = 0; break;
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}
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if ( item_used ) {
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#ifdef AUDIO_ENABLED
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stk_sound_play( wav_menu_click );
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#endif
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if ( callback ) (callback)();
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}
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break;
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}
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/* mouse motion is handled directly */
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SDL_GetRelativeMouseState( &xoff, &yoff );
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if ( xoff != 0 || yoff != 0 ) {
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SDL_GetMouseState( &x, &y );
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/* select item mouse pointer is on */
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old_item = menu->cur_item;
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menu_unselect_cur_item( menu );
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list_reset( menu->items );
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while( ( item = list_next( menu->items ) ) )
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if ( item_focus( item, x, y ) ) {
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menu_select_item( menu, item );
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if ( old_item != menu->cur_item ) {
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#ifdef AUDIO_ENABLED
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stk_sound_play( wav_menu_motion );
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#endif
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}
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break;
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}
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if ( menu->cur_item )
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hint_set( menu->cur_item->hint );
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else
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hint_set( 0 );
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}
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return result;
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}
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/*
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====================================================================
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Update alpha of items
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====================================================================
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*/
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void menu_update( Menu *menu, int ms )
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{
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Item *item;
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/* update alpha of all items */
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list_reset( menu->items );
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while ( ( item = list_next( menu->items ) ) )
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item_update_alpha( item, ms );
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}
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/*
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====================================================================
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Select/unselect item: update menu::cur_item und item::highlight
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====================================================================
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*/
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void menu_unselect_cur_item( Menu *menu )
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{
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if ( menu->cur_item ) menu->cur_item->highlighted = 0;
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menu->cur_item = 0;
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}
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void menu_select_item( Menu *menu, Item *item )
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{
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menu->cur_item = item;
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menu->cur_item->highlighted = 1;
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}
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/*
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====================================================================
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Go one valid menu item up or down.
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====================================================================
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*/
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void menu_up( Menu *menu )
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{
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ListEntry *entry;
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Item *item;
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int valid = 0;
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/* no selection so far: select first item after caption */
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if ( !menu->cur_item ) {
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menu_select_item( menu, list_get( menu->items, 2 ) );
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return;
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}
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/* get entry -- MUST exist so don't check */
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entry = list_entry( menu->items, menu->cur_item );
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/* get next entry */
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do {
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entry = entry->prev;
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if ( entry == menu->items->head )
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entry = menu->items->tail->prev;
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item = (Item*)entry->item;
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if ( item->type == ITEM_SEPARATOR ) continue;
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valid = 1;
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} while ( !valid );
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/* set as current */
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menu_unselect_cur_item( menu );
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menu_select_item( menu, entry->item );
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}
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void menu_down( Menu *menu )
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{
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ListEntry *entry;
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Item *item;
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int valid = 0;
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/* no selection so far: select first item after caption */
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if ( !menu->cur_item ) {
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menu_select_item( menu, list_get( menu->items, 2 ) );
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return;
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}
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/* get entry -- MUST exist so don't check */
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entry = list_entry( menu->items, menu->cur_item );
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/* get next entry */
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do {
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entry = entry->next;
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if ( entry == menu->items->tail )
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entry = menu->items->head->next;
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item = (Item*)entry->item;
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if ( item->type == ITEM_SEPARATOR ) continue;
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valid = 1;
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} while ( !valid );
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/* set as current */
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menu_unselect_cur_item( menu );
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menu_select_item( menu, entry->item );
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}
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/*
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====================================================================
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Set fonts of menu and items.
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====================================================================
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*/
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void menu_set_fonts(
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Menu *menu, StkFont *cfont, StkFont *font, StkFont *hfont )
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{
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Item *item;
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menu->cfont = cfont; menu->font = font; menu->hfont = hfont;
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list_reset( menu->items );
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while ( ( item = list_next( menu->items ) ) ) {
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item->font = font;
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item->hfont = hfont;
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}
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}
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/*
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====================================================================
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Set background of menu and items.
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====================================================================
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*/
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void menu_set_bkgnd( Menu *menu, SDL_Surface *bkgnd )
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{
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Item *item;
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list_reset( menu->items );
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while ( ( item = list_next( menu->items ) ) )
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item->bkgnd = bkgnd;
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}
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Reference in New Issue
Block a user