ui/common/document.c

Sun, 23 May 2021 09:44:43 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 23 May 2021 09:44:43 +0200
changeset 169
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parent 163
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child 174
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permissions
-rw-r--r--

refactor widget groups/document tree (Motif)

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2017 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #include <stdio.h>
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30 #include <stdlib.h>
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31 #include <string.h>
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32
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33 #include "document.h"
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34
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35 static UcxMap *documents;
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36
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37 void uic_docmgr_init() {
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38 documents = ucx_map_new(32);
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39 }
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40
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41 void ui_set_document(UiObject *obj, void *document) {
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42 uic_context_detach_all(obj->ctx);
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43 obj->ctx->attach_document(obj->ctx, document);
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44 }
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45
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46 void ui_detach_document(UiObject *obj) {
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47 uic_context_detach_all(obj->ctx);
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48 }
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49
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50 void* ui_get_document(UiObject *obj) {
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51 return obj->ctx->document;
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52 }
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54 void ui_set_subdocument(void *document, void *sub) {
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55 UiContext *ctx = ui_document_context(document);
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56 if(!ctx) {
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57 fprintf(stderr, "UI Error: pointer is not a document\n");
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58 }
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59 // TODO
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60 }
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61
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62 void ui_detach_subdocument(void *document, void *sub) {
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63 UiContext *ctx = ui_document_context(document);
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64 if(!ctx) {
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65 fprintf(stderr, "UI Error: pointer is not a document\n");
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66 }
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67 // TODO
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68 }
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70 void* ui_get_subdocument(void *document) {
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71 UiContext *ctx = ui_document_context(document);
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72 if(!ctx) {
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73 fprintf(stderr, "UI Error: pointer is not a document\n");
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74 }
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75 // TODO
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76 return NULL;
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77 }
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78
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79 void* ui_document_new(size_t size) {
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80 UcxMempool *mp = ucx_mempool_new(256);
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81 UiContext *ctx = ucx_mempool_calloc(mp, 1, sizeof(UiContext));
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82 ctx->attach_document = uic_context_attach_document;
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83 ctx->detach_document2 = uic_context_detach_document2;
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84 ctx->mempool = mp;
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85 ctx->vars = ucx_map_new_a(mp->allocator, 16);
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86
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87 void *document = ucx_mempool_calloc(mp, 1, size);
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88 ucx_map_put(documents, ucx_key(&document, sizeof(void*)), ctx);
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89 return document;
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90 }
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91
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92 void ui_document_destroy(void *doc) {
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93 // TODO
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94 }
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95
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96 UiContext* ui_document_context(void *doc) {
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97 if(doc) {
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98 return ucx_map_get(documents, ucx_key(&doc, sizeof(void*)));
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99 } else {
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100 return NULL;
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101 }
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102 }

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