ui/common/document.c

Tue, 29 Oct 2024 19:07:11 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Tue, 29 Oct 2024 19:07:11 +0100
changeset 73
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parent 54
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permissions
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implement repo Generate Key button

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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 #include <cx/hash_map.h>
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36 #include <cx/mempool.h>
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37
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38 static CxMap *documents;
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39
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40 void uic_docmgr_init() {
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41 if (!documents) {
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42 documents = cxHashMapCreate(cxDefaultAllocator, CX_STORE_POINTERS, 32);
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43 }
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44 }
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45
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46 void ui_set_document(UiObject *obj, void *document) {
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47 uic_context_detach_all(obj->ctx);
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48 obj->ctx->attach_document(obj->ctx, document);
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49 }
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50
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51 void ui_detach_document(UiObject *obj) {
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52 uic_context_detach_all(obj->ctx);
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53 }
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54
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55 void* ui_get_document(UiObject *obj) {
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56 return obj->ctx->document;
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57 }
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58
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59 void ui_set_subdocument(void *document, void *sub) {
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60 UiContext *ctx = ui_document_context(document);
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61 if(!ctx) {
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62 fprintf(stderr, "UI Error: pointer is not a document\n");
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63 }
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64 // TODO
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65 }
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66
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67 void ui_detach_subdocument(void *document, void *sub) {
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68 UiContext *ctx = ui_document_context(document);
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69 if(!ctx) {
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70 fprintf(stderr, "UI Error: pointer is not a document\n");
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71 }
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72 // TODO
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73 }
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74
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75 void* ui_get_subdocument(void *document) {
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76 UiContext *ctx = ui_document_context(document);
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77 if(!ctx) {
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78 fprintf(stderr, "UI Error: pointer is not a document\n");
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79 }
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80 // TODO
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81 return NULL;
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82 }
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83
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84 void* ui_document_new(size_t size) {
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85 CxMempool *mp = cxMempoolCreate(256, NULL);
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86 const CxAllocator *a = mp->allocator;
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87 UiContext *ctx = cxCalloc(a, 1, sizeof(UiContext));
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88 ctx->attach_document = uic_context_attach_document;
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89 ctx->detach_document2 = uic_context_detach_document2;
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90 ctx->allocator = a;
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91 ctx->vars = cxHashMapCreate(a, CX_STORE_POINTERS, 16);
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92
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93 void *document = cxCalloc(a, 1, size);
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94 cxMapPut(documents, cx_hash_key(&document, sizeof(void*)), ctx);
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95 return document;
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96 }
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97
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98 void ui_document_destroy(void *doc) {
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99 UiContext *ctx = ui_document_context(doc);
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100 if(ctx) {
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101 UiEvent ev;
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102 ev.window = NULL;
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103 ev.document = doc;
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104 ev.obj = NULL;
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105 ev.eventdata = NULL;
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106 ev.intval = 0;
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107
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108 if(ctx->close_callback) {
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109 ctx->close_callback(&ev, ctx->close_data);
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110 }
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111 cxMempoolDestroy(ctx->mp);
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112 }
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113 }
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114
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115 UiContext* ui_document_context(void *doc) {
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116 if(doc) {
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117 return cxMapGet(documents, cx_hash_key(&doc, sizeof(void*)));
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118 } else {
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119 return NULL;
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120 }
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121 }

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