comparison: ui/common/document.c
ui/common/document.c
- changeset 110
- c00e968d018b
- parent 108
- 77254bd6dccb
equal
deleted
inserted
replaced
| 109:c3dfcb8f0be7 | 110:c00e968d018b |
|---|---|
| 34 | 34 |
| 35 #include <cx/hash_map.h> | 35 #include <cx/hash_map.h> |
| 36 #include <cx/mempool.h> | 36 #include <cx/mempool.h> |
| 37 | 37 |
| 38 | 38 |
| 39 static CxMap *documents; | |
| 40 | 39 |
| 41 void uic_docmgr_init() { | |
| 42 if (!documents) { | |
| 43 documents = cxHashMapCreate(cxDefaultAllocator, CX_STORE_POINTERS, 32); | |
| 44 } | |
| 45 } | |
| 46 | 40 |
| 47 void* ui_document_new(size_t size) { | 41 void* ui_document_new(size_t size) { |
| 48 CxMempool *mp = cxMempoolCreateSimple(256); | 42 CxMempool *mp = cxMempoolCreateSimple(256); |
| 49 const CxAllocator *a = mp->allocator; | 43 const CxAllocator *a = mp->allocator; |
| 50 UiContext *ctx = uic_context(NULL, mp); | 44 UiContext *ctx = uic_context(NULL, mp); |
| 51 | 45 |
| 52 void *document = cxCalloc(a, size, 1); | 46 UiDoc *document = cxCalloc(a, sizeof(UiDoc) + size, 1); |
| 53 cxMapPut(documents, cx_hash_key(&document, sizeof(void*)), ctx); | 47 document->ctx = ctx; |
| 54 return document; | 48 return &document->doc; |
| 55 } | 49 } |
| 56 | 50 |
| 57 void ui_document_destroy(void *doc) { | 51 void ui_document_destroy(void *doc) { |
| 58 UiContext *ctx = ui_document_context(doc); | 52 UiContext *ctx = ui_document_context(doc); |
| 59 if(ctx) { | 53 if(ctx) { |
| 72 } | 66 } |
| 73 } | 67 } |
| 74 | 68 |
| 75 UiContext* ui_document_context(void *doc) { | 69 UiContext* ui_document_context(void *doc) { |
| 76 if(doc) { | 70 if(doc) { |
| 77 return cxMapGet(documents, cx_hash_key(&doc, sizeof(void*))); | 71 char *docPtr = doc; |
| 72 UiDoc *document = (UiDoc*)(docPtr - sizeof(void*)); | |
| 73 return document->ctx; | |
| 78 } else { | 74 } else { |
| 79 return NULL; | 75 return NULL; |
| 80 } | 76 } |
| 81 } | 77 } |
