ui/common/document.c

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2014 Olaf Wintermann. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "document.h"

static UcxMap *documents;

void uic_docmgr_init() {
    documents = ucx_map_new(32);
}

void ui_set_document(UiObject *obj, void *document) {
    obj->ctx->set_document(obj->ctx, document);
}

void ui_detach_document(UiObject *obj, void *document) {
    obj->ctx->detach_document(obj->ctx, document);
}

void* ui_get_document(UiObject *obj) {
    return obj->ctx->document;
}

void ui_set_subdocument(void *document, void *sub) {
    UiContext *ctx = ui_document_context(document);
    if(!ctx) {
        fprintf(stderr, "UI Error: pointer is not a document\n");
    }
    uic_context_set_document(ctx, sub);
}

void ui_detach_subdocument(void *document, void *sub) {
    UiContext *ctx = ui_document_context(document);
    if(!ctx) {
        fprintf(stderr, "UI Error: pointer is not a document\n");
    }
    uic_context_detach_document(ctx, sub);
}

void* ui_get_subdocument(void *document) {
    UiContext *ctx = ui_document_context(document);
    if(!ctx) {
        fprintf(stderr, "UI Error: pointer is not a document\n");
    }
    return ctx->document;
}

void* ui_document_new(size_t size) {
    UcxMempool *mp = ucx_mempool_new(256);
    UiContext *ctx = ucx_mempool_calloc(mp, 1, sizeof(UiContext));
    ctx->set_document = uic_context_set_document;
    ctx->detach_document = uic_context_detach_document;
    ctx->mempool = mp;
    ctx->vars = ucx_map_new_a(mp->allocator, 16);
    
    void *document = ucx_mempool_calloc(mp, 1, size);
    ucx_map_put(documents, ucx_key(&document, sizeof(void*)), ctx);
    return document;
}

void ui_document_destroy(void *doc) {
    // TODO
}

UiContext* ui_document_context(void *doc) {
    if(doc) {
        return ucx_map_get(documents, ucx_key(&doc, sizeof(void*)));
    } else {
        return NULL;
    }
}

void* ui_document_malloc(void *doc, size_t size) {
    UiContext *uidoc = ui_document_context(doc);
    return ucx_mempool_malloc(uidoc->mempool, size);
}

void* ui_document_calloc(void *doc, size_t nelem, size_t elsize) {
    UiContext *uidoc = ucx_map_get(documents, ucx_key(&doc, sizeof(void*)));
    return ucx_mempool_calloc(uidoc->mempool, nelem, elsize);
}

void  ui_document_free(void *doc, void *ptr) {
    UiContext *uidoc = ucx_map_get(documents, ucx_key(&doc, sizeof(void*)));
    ucx_mempool_free(uidoc->mempool, ptr);
}

void* ui_document_realloc(void *doc, void *ptr, size_t size) {
    UiContext *uidoc = ucx_map_get(documents, ucx_key(&doc, sizeof(void*)));
    return ucx_mempool_realloc(uidoc->mempool, ptr, size);
}

void uic_document_addvar(void *doc, char *name, int type, size_t vs) {
    // TODO: remove
    UiContext *ctx = ui_document_context(doc);
    if(ctx) {
        UiVar *newvar = ucx_mempool_malloc(ctx->mempool, sizeof(UiVar));
        newvar->isextern = 0;
        newvar->type = type;
        newvar->value = ucx_mempool_calloc(ctx->mempool, 1, vs);
        newvar->from = NULL;

        uic_add_var(ctx, name, newvar, type, vs);
    }
}

void ui_document_addint(void *doc, char *name) {
    uic_document_addvar(doc, name, UI_VAR_INTEGER, sizeof(UiInteger));
}


void ui_document_regint(void *doc, char *name, UiInteger *i) {
    UiContext *ctx = ui_document_context(doc);
    if(ctx) {
        uic_reg_var(ctx, name, UI_VAR_INTEGER, sizeof(UiInteger), i);
    }
}

void ui_document_regtext(void *doc, char *name, UiText *text) {
    UiContext *ctx = ui_document_context(doc);
    if(ctx) {
        uic_reg_var(ctx, name, UI_VAR_TEXT, sizeof(UiText), text);
    }
}

void ui_document_reglist(void *doc, char *name, UiList *list) {
    UiContext *ctx = ui_document_context(doc);
    if(ctx) {
        UiListVar *lv = ui_document_malloc(doc, sizeof(UiListVar));
        UiListPtr *lp = ui_document_malloc(doc, sizeof(UiListPtr));
        lv->listptr = lp;
        lp->list = list;
        uic_reg_var(ctx, name, UI_VAR_LIST, sizeof(UiListPtr), lv);
    }
}