2016-12-28 15:22:46 -08:00
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <Elementary.h>
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#include <Evas.h>
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#include "edi_editor.h"
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#include "edi_private.h"
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typedef struct
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{
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Eina_Strbuf *title;
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Eina_Strbuf *detail;
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Eina_Strbuf *param;
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Eina_Strbuf *ret;
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Eina_Strbuf *see;
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} Edi_Document;
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static void
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_edi_doc_free(Edi_Document *doc)
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{
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if (!doc) return;
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eina_strbuf_free(doc->title);
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eina_strbuf_free(doc->detail);
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eina_strbuf_free(doc->param);
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eina_strbuf_free(doc->ret);
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eina_strbuf_free(doc->see);
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}
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#if HAVE_LIBCLANG
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static void
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_edi_doc_init(Edi_Document *doc)
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{
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doc->title = eina_strbuf_new();
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doc->detail = eina_strbuf_new();
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doc->param = eina_strbuf_new();
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doc->ret = eina_strbuf_new();
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doc->see = eina_strbuf_new();
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}
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static Eina_Bool
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_edi_doc_newline_check(Eina_Strbuf *strbuf)
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{
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const char *str;
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str = eina_strbuf_string_get(strbuf);
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if (strlen(str) < 4)
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return EINA_TRUE;
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str = str + strlen(str) - 4;
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if (!strcmp(str, "<br>"))
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return EINA_FALSE;
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else
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return EINA_TRUE;
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}
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static void
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_edi_doc_trim(Eina_Strbuf *strbuf)
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{
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const char *str;
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int cmp_strlen, ori_strlen;
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str = eina_strbuf_string_get(strbuf);
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ori_strlen = strlen(str);
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if (strlen(str) < 8)
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return;
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cmp_strlen = strlen(str) - 8;
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str += cmp_strlen;
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if (!strcmp(str, "<br><br>"))
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{
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eina_strbuf_remove(strbuf, cmp_strlen, ori_strlen);
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_edi_doc_trim(strbuf);
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}
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else
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return;
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}
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static void
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_edi_doc_title_get(CXCursor cursor, Eina_Strbuf *strbuf)
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{
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CXCompletionString str;
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int chunk_num;
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str = clang_getCursorCompletionString(cursor);
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chunk_num = clang_getNumCompletionChunks(str);
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for (int i = 0; i < chunk_num; i++)
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{
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enum CXCompletionChunkKind kind = clang_getCompletionChunkKind(str, i);
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switch (kind)
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{
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case CXCompletionChunk_ResultType:
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eina_strbuf_append_printf(strbuf, "<color=#31d12f><b>%s</b></color><br>",
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clang_getCString(clang_getCompletionChunkText(str, i)));
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break;
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case CXCompletionChunk_Placeholder:
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eina_strbuf_append_printf(strbuf, "<color=#edd400><b>%s</b></color>",
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clang_getCString(clang_getCompletionChunkText(str, i)));
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break;
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default:
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eina_strbuf_append(strbuf,
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clang_getCString(clang_getCompletionChunkText(str, i)));
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break;
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}
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}
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}
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static void
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_edi_doc_dump(Edi_Document *doc, CXComment comment, Eina_Strbuf *strbuf)
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{
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const char *str ,*tag;
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enum CXCommentKind kind = clang_Comment_getKind(comment);
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if (kind == CXComment_Null) return;
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switch (kind)
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{
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case CXComment_Text:
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str = clang_getCString(clang_TextComment_getText(comment));
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if (doc->see == strbuf)
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{
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eina_strbuf_append_printf(strbuf, " %s", str);
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break;
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}
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if (clang_Comment_isWhitespace(comment))
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{
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if (_edi_doc_newline_check(strbuf))
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{
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if (strbuf == doc->detail)
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eina_strbuf_append(strbuf, "<br><br>");
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else
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eina_strbuf_append(strbuf, "<br>");
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}
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break;
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}
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eina_strbuf_append(strbuf, str);
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break;
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case CXComment_InlineCommand:
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str = clang_getCString(clang_InlineCommandComment_getCommandName(comment));
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if (str[0] == 'p')
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eina_strbuf_append_printf(strbuf, "<font_style=italic>%s</font_style>",
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clang_getCString(clang_InlineCommandComment_getArgText(comment, 0)));
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else if (str[0] == 'c')
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eina_strbuf_append_printf(strbuf, "<b>%s</b>",
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clang_getCString(clang_InlineCommandComment_getArgText(comment, 0)));
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else
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eina_strbuf_append_printf(strbuf, "@%s", str);
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break;
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case CXComment_BlockCommand:
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tag = clang_getCString(clang_BlockCommandComment_getCommandName(comment));
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if (!strcmp(tag, "return"))
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strbuf = doc->ret;
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else if (!strcmp(tag, "see"))
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strbuf = doc->see;
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break;
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case CXComment_ParamCommand:
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str = clang_getCString(clang_ParamCommandComment_getParamName(comment));
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strbuf = doc->param;
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eina_strbuf_append_printf(strbuf, "<color=#edd400><b> %s</b></color>",
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str);
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break;
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case CXComment_VerbatimBlockLine:
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str = clang_getCString(clang_VerbatimBlockLineComment_getText(comment));
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if (str[0] == 10)
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{
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eina_strbuf_append(strbuf, "<br>");
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break;
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}
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eina_strbuf_append_printf(strbuf, "%s<br>", str);
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break;
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case CXComment_VerbatimLine:
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str = clang_getCString(clang_VerbatimLineComment_getText(comment));
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if (doc->see == strbuf)
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eina_strbuf_append(strbuf, str);
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break;
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default:
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break;
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}
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for (unsigned i = 0; i < clang_Comment_getNumChildren(comment); i++)
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_edi_doc_dump(doc, clang_Comment_getChild(comment, i), strbuf);
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}
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static void
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_edi_doc_font_set(Edi_Document *doc, const char *font, int font_size)
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{
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char *format = "<align=left><font=\'%s\'><font_size=%d>";
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char *font_head;
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char *font_tail = "</font_size></font></align>";
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int displen;
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displen = strlen(format) + strlen(font);
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font_head = malloc(sizeof(char) * displen);
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snprintf(font_head, displen, format, font, font_size);
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if (strlen(eina_strbuf_string_get(doc->title)) > 0)
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{
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eina_strbuf_prepend(doc->title, font_head);
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eina_strbuf_append(doc->title, font_tail);
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}
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if (strlen(eina_strbuf_string_get(doc->detail)) > 0)
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{
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eina_strbuf_prepend(doc->detail, font_head);
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eina_strbuf_append(doc->detail, font_tail);
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}
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if (strlen(eina_strbuf_string_get(doc->param)) > 0)
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{
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eina_strbuf_prepend(doc->param, font_head);
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eina_strbuf_append(doc->param, font_tail);
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}
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if (strlen(eina_strbuf_string_get(doc->ret)) > 0)
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{
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eina_strbuf_prepend(doc->ret, font_head);
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eina_strbuf_append(doc->ret, font_tail);
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}
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if (strlen(eina_strbuf_string_get(doc->see)) > 0)
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{
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eina_strbuf_prepend(doc->see, font_head);
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eina_strbuf_append(doc->see, font_tail);
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}
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free(font_head);
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}
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static void
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_edi_doc_tag_name_set(Edi_Document *doc)
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{
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if (strlen(eina_strbuf_string_get(doc->param)) > 0)
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eina_strbuf_prepend(doc->param, "<b><br><br> Parameters<br></b>");
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if (strlen(eina_strbuf_string_get(doc->ret)) > 0)
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eina_strbuf_prepend(doc->ret, "<b><br><br> Returns<br></b> ");
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if (strlen(eina_strbuf_string_get(doc->see)) > 0)
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eina_strbuf_prepend(doc->see, "<b><br><br> See also<br></b>");
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}
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static CXCursor
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_edi_doc_cursor_get(Edi_Editor *editor, CXIndex idx, CXTranslationUnit unit)
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{
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CXFile cxfile;
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CXSourceLocation location;
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CXCursor cursor;
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struct CXUnsavedFile unsaved_file;
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Elm_Code *code;
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const char *path, *args;
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char **clang_argv;
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unsigned int clang_argc, row, col, end_row, end_col;
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code = elm_code_widget_code_get(editor->entry);
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path = elm_code_file_path_get(code->file);
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elm_code_widget_cursor_position_get(editor->entry, &row, &col);
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end_row = elm_code_file_lines_get(code->file);
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end_col = elm_code_file_line_get(code->file, end_row)->length;
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unsaved_file.Filename = path;
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unsaved_file.Contents = elm_code_widget_text_between_positions_get(
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editor->entry, 1, 1, end_row, end_col);
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unsaved_file.Length = strlen(unsaved_file.Contents);
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//Initialize Clang
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args = "-I/usr/inclue/ " EFL_CFLAGS " " CLANG_INCLUDES " -Wall -Wextra";
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clang_argv = eina_str_split_full(args, " ", 0, &clang_argc);
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idx = clang_createIndex(0, 0);
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unit = clang_parseTranslationUnit(idx, path, (const char *const *)clang_argv,
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(int)clang_argc, &unsaved_file, 1,
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clang_defaultEditingTranslationUnitOptions());
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cxfile = clang_getFile(unit, path);
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location = clang_getLocation(unit, cxfile, row, col);
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cursor = clang_getCursor(unit, location);
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return clang_getCursorReferenced(cursor);
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}
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#endif
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static Edi_Document *
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_edi_doc_get(Edi_Editor *editor)
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{
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Edi_Document *doc = NULL;
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#if HAVE_LIBCLANG
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CXIndex idx = NULL;
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CXTranslationUnit unit = NULL;
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CXCursor cursor;
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CXComment comment;
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const char *font;
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int font_size;
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cursor = _edi_doc_cursor_get(editor, idx, unit);
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comment = clang_Cursor_getParsedComment(cursor);
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if (clang_Comment_getKind(comment) == CXComment_Null)
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{
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clang_disposeTranslationUnit(unit);
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clang_disposeIndex(idx);
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return NULL;
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}
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doc = malloc(sizeof(Edi_Document));
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_edi_doc_init(doc);
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_edi_doc_dump(doc, comment, doc->detail);
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_edi_doc_title_get(cursor, doc->title);
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_edi_doc_trim(doc->detail);
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_edi_doc_tag_name_set(doc);
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elm_code_widget_font_get(editor->entry, &font, &font_size);
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_edi_doc_font_set(doc, font, font_size);
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clang_disposeTranslationUnit(unit);
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clang_disposeIndex(idx);
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#endif
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return doc;
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}
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static void
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_edi_doc_popup_cb_block_clicked(void *data EINA_UNUSED, Evas_Object *obj,
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void *event_info EINA_UNUSED)
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{
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evas_object_del(obj);
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}
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static void
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_edi_doc_popup_cb_btn_clicked(void *data, Evas_Object *obj EINA_UNUSED,
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void *event_info EINA_UNUSED)
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{
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evas_object_del(data);
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}
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static void
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_edi_doc_popup_cb_key_down(void *data EINA_UNUSED, Evas *e EINA_UNUSED,
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Evas_Object *obj, void *event_info)
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{
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Evas_Event_Key_Down *ev = event_info;
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if (!strcmp(ev->key, "Escape"))
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evas_object_del(obj);
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}
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static void
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_edi_doc_popup_cb_del(void *data, Evas *e EINA_UNUSED,
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Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
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{
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Edi_Document *doc = data;
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_edi_doc_free(doc);
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}
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void
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edi_editor_doc_open(Edi_Editor *editor)
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{
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Edi_Document *doc;
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const char *detail, *param, *ret, *see;
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char *display;
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int displen;
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Evas_Coord w, h;
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doc = _edi_doc_get(editor);
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//Popup
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editor->doc_popup = elm_popup_add(editor->entry);
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evas_object_smart_callback_add(editor->doc_popup, "block,clicked",
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_edi_doc_popup_cb_block_clicked, NULL);
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evas_object_event_callback_add(editor->doc_popup, EVAS_CALLBACK_KEY_DOWN,
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_edi_doc_popup_cb_key_down, NULL);
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evas_object_event_callback_add(editor->doc_popup, EVAS_CALLBACK_DEL,
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_edi_doc_popup_cb_del, doc);
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if (!doc)
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{
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elm_popup_timeout_set(editor->doc_popup, 1.5);
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elm_object_style_set(editor->doc_popup, "transparent");
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elm_object_text_set(editor->doc_popup, "No help available for this term");
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evas_object_show(editor->doc_popup);
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return;
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}
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detail = eina_strbuf_string_get(doc->detail);
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param = eina_strbuf_string_get(doc->param);
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ret = eina_strbuf_string_get(doc->ret);
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see = eina_strbuf_string_get(doc->see);
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displen = strlen(detail) + strlen(param) + strlen(ret) + strlen(see);
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display = malloc(sizeof(char) * (displen + 1));
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snprintf(display, displen, "%s%s%s%s", detail, param, ret, see);
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//Close button
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Evas_Object *btn = elm_button_add(editor->doc_popup);
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elm_object_text_set(btn, "Close");
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evas_object_smart_callback_add(btn, "clicked", _edi_doc_popup_cb_btn_clicked,
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editor->doc_popup);
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elm_object_part_content_set(editor->doc_popup, "button1", btn);
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evas_object_show(btn);
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//Grid
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Evas_Object *grid = elm_grid_add(editor->doc_popup);
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elm_grid_size_set(grid, 100, 100);
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evas_object_size_hint_weight_set(grid, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_geometry_get(editor->entry, NULL, NULL, &w, &h);
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2016-12-28 15:36:22 -08:00
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evas_object_size_hint_min_set(grid, w * 0.8, h * 0.8);
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2016-12-28 15:22:46 -08:00
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elm_object_content_set(editor->doc_popup, grid);
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evas_object_show(grid);
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//Background
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Evas_Object *bg = elm_bg_add(grid);
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elm_bg_color_set(bg, 53, 53, 53);
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elm_grid_pack(grid, bg, 1, 1, 98, 98);
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evas_object_show(bg);
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//Box
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Evas_Object *box = elm_box_add(grid);
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evas_object_size_hint_weight_set(box, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(box, EVAS_HINT_FILL, EVAS_HINT_FILL);
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elm_grid_pack(grid, box, 1, 1, 98, 98);
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evas_object_show(box);
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//Title
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Evas_Object *title = elm_entry_add(box);
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elm_entry_editable_set(title, EINA_FALSE);
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elm_object_text_set(title, eina_strbuf_string_get(doc->title));
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evas_object_size_hint_weight_set(title, EVAS_HINT_EXPAND, 0);
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evas_object_size_hint_align_set(title, EVAS_HINT_FILL, EVAS_HINT_FILL);
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evas_object_show(title);
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elm_box_pack_end(box, title);
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//Entry
|
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Evas_Object *entry = elm_entry_add(box);
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elm_object_text_set(entry, display);
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elm_entry_editable_set(entry, EINA_FALSE);
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elm_entry_scrollable_set(entry, EINA_TRUE);
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elm_scroller_policy_set(entry, ELM_SCROLLER_POLICY_OFF,
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|
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ELM_SCROLLER_POLICY_AUTO);
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evas_object_size_hint_weight_set(entry, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
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evas_object_size_hint_align_set(entry, EVAS_HINT_FILL, EVAS_HINT_FILL);
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|
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evas_object_show(entry);
|
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|
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elm_box_pack_end(box, entry);
|
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|
|
evas_object_show(editor->doc_popup);
|
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|
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|
|
free(display);
|
|
|
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}
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