forked from enlightenment/edi
290 lines
8.2 KiB
C
290 lines
8.2 KiB
C
#ifdef HAVE_CONFIG
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# include "config.h"
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#endif
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#include "Elm_Code.h"
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#include "elm_code_private.h"
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EAPI const Eo_Event_Description ELM_CODE_WIDGET_EVENT_LINE_CLICKED =
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EO_EVENT_DESCRIPTION("line,clicked", "");
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Eina_Unicode status_icons[] = {
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' ',
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'!',
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'+',
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'-',
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' ',
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0x2713,
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0x2717,
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0
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};
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static Eina_Bool
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_elm_code_widget_resize(Evas_Object *o)
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{
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int w, h, cw, ch;
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evas_object_geometry_get(o, NULL, NULL, &w, &h);
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evas_object_textgrid_cell_size_get(o, &cw, &ch);
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evas_object_textgrid_size_set(o, ceil(((double) w) / cw),
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ceil(((double) h) / ch));
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return h > 0 && w > 0;
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}
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static void
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_elm_code_widget_fill_line_token(Evas_Textgrid_Cell *cells, int count, int start, int end, Elm_Code_Token_Type type)
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{
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int x;
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for (x = start; x <= end && x < count; x++)
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{
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cells[x].fg = type;
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}
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}
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static void
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_elm_code_widget_fill_line_tokens(Evas_Textgrid_Cell *cells, unsigned int count, Elm_Code_Line *line)
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{
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Eina_List *item;
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Elm_Code_Token *token;
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int start, length;
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start = 1;
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length = line->length;
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EINA_LIST_FOREACH(line->tokens, item, token)
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{
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_elm_code_widget_fill_line_token(cells, count, start, token->start, ELM_CODE_TOKEN_TYPE_DEFAULT);
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// TODO handle a token starting before the previous finishes
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_elm_code_widget_fill_line_token(cells, count, token->start, token->end, token->type);
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start = token->end + 1;
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}
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_elm_code_widget_fill_line_token(cells, count, start, length, ELM_CODE_TOKEN_TYPE_DEFAULT);
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}
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static void
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_elm_code_widget_fill_line(Evas_Object *o, Evas_Textgrid_Cell *cells, Elm_Code_Line *line)
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{
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char *chr;
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unsigned int length, x;
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int w;
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ELM_CODE_WIDGET_DATA_GET(o, widget);
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if (!_elm_code_widget_resize(o))
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return;
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length = line->length;
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evas_object_textgrid_size_get(o, &w, NULL);
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cells[0].codepoint = status_icons[line->status];
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cells[0].bold = 1;
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cells[0].fg = ELM_CODE_TOKEN_TYPE_DEFAULT;
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cells[0].bg = line->status;
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if (line->modified)
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chr = line->modified;
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else
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chr = (char *)line->content;
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for (x = 1; x < (unsigned int) w && x <= length; x++)
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{
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cells[x].codepoint = *chr;
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cells[x].bg = line->status;
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chr++;
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}
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for (; x < (unsigned int) w; x++)
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{
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cells[x].codepoint = 0;
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cells[x].bg = line->status;
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}
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_elm_code_widget_fill_line_tokens(cells, w, line);
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if (widget->editable && widget->cursor_line == line->number)
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{
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if (widget->cursor_col < (unsigned int) w)
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cells[widget->cursor_col].bg = ELM_CODE_TOKEN_TYPE_CURSOR;
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}
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evas_object_textgrid_update_add(o, 0, line->number - 1, w, 1);
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}
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static void
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_elm_code_widget_fill(Evas_Object *o, Elm_Code *code)
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{
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Elm_Code_Line *line;
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Evas_Textgrid_Cell *cells;
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int w, h;
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unsigned int y;
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if (!_elm_code_widget_resize(o))
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return;
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evas_object_textgrid_size_get(o, &w, &h);
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for (y = 1; y <= (unsigned int) h && y <= elm_code_file_lines_get(code->file); y++)
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{
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line = elm_code_file_line_get(code->file, y);
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cells = evas_object_textgrid_cellrow_get(o, y - 1);
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_elm_code_widget_fill_line(o, cells, line);
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}
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}
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static Eina_Bool
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_elm_code_widget_line_cb(void *data EINA_UNUSED, Eo *obj,
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const Eo_Event_Description *desc EINA_UNUSED, void *event_info)
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{
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Elm_Code_Line *line;
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Evas_Object *o;
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int h;
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Evas_Textgrid_Cell *cells;
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line = (Elm_Code_Line *)event_info;
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o = (Evas_Object *)obj;
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evas_object_textgrid_size_get(o, NULL, &h);
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if (line->number > (unsigned int) h)
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return EINA_TRUE;
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cells = evas_object_textgrid_cellrow_get(o, line->number - 1);
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_elm_code_widget_fill_line(o, cells, line);
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return EINA_TRUE;
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}
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static Eina_Bool
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_elm_code_widget_file_cb(void *data, Eo *obj, const Eo_Event_Description *desc EINA_UNUSED,
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void *event_info EINA_UNUSED)
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{
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Evas_Object *o;
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Elm_Code *code;
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code = (Elm_Code *)data;
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o = (Evas_Object *)obj;
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_elm_code_widget_fill(o, code);
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return EINA_TRUE;
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}
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static void
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_elm_code_widget_resize_cb(void *data, Evas *e EINA_UNUSED, Evas_Object *obj,
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void *event_info EINA_UNUSED)
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{
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Elm_Code *code;
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code = (Elm_Code *)data;
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_elm_code_widget_fill(obj, code);
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}
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static void
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_elm_code_widget_clicked_cb(void *data, Evas *e EINA_UNUSED, Evas_Object *obj,
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void *event_info)
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{
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Elm_Code *code;
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Elm_Code_Line *line;
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Evas_Event_Mouse_Up *event;
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Evas_Coord y;
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int ch;
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unsigned int row;
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code = (Elm_Code *)data;
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event = (Evas_Event_Mouse_Up *)event_info;
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y = event->canvas.y;
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evas_object_textgrid_cell_size_get(obj, NULL, &ch);
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row = ((double) y / ch) + 1;
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line = elm_code_file_line_get(code->file, row);
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if (line)
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elm_code_callback_fire(code, &ELM_CODE_WIDGET_EVENT_LINE_CLICKED, line);
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}
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EAPI Evas_Object *elm_code_widget_add(Evas_Object *parent, Elm_Code *code)
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{
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Evas_Object *o;
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Elm_Code_Widget *widget;
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o = evas_object_textgrid_add(parent);
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// setup status colors
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_STATUS_TYPE_DEFAULT,
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36, 36, 36, 255);
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_STATUS_TYPE_ERROR,
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205, 54, 54, 255);
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_STATUS_TYPE_ADDED,
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36, 96, 36, 255);
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_STATUS_TYPE_REMOVED,
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96, 36, 36, 255);
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_STATUS_TYPE_CHANGED,
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36, 36, 96, 255);
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_STATUS_TYPE_PASSED,
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54, 96, 54, 255);
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_STATUS_TYPE_FAILED,
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96, 54, 54, 255);
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// setup token colors
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_TOKEN_TYPE_DEFAULT,
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205, 205, 205, 255);
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_TOKEN_TYPE_COMMENT,
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54, 205, 255, 255);
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_TOKEN_TYPE_ADDED,
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54, 255, 54, 255);
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_TOKEN_TYPE_REMOVED,
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255, 54, 54, 255);
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_TOKEN_TYPE_CHANGED,
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54, 54, 255, 255);
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// the style for a cursor - this is a special token and will be applied to the background
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evas_object_textgrid_palette_set(o, EVAS_TEXTGRID_PALETTE_STANDARD, ELM_CODE_TOKEN_TYPE_CURSOR,
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205, 205, 54, 255);
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evas_object_event_callback_add(o, EVAS_CALLBACK_RESIZE, _elm_code_widget_resize_cb, code);
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evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_UP, _elm_code_widget_clicked_cb, code);
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eo_do(o,eo_event_callback_add(&ELM_CODE_EVENT_LINE_SET_DONE, _elm_code_widget_line_cb, code));
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eo_do(o,eo_event_callback_add(&ELM_CODE_EVENT_FILE_LOAD_DONE, _elm_code_widget_file_cb, code));
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widget = calloc(1, sizeof(*widget));
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widget->code = code;
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widget->cursor_line = 1;
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widget->cursor_col = 1;
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evas_object_data_set(o, ELM_CODE_WIDGET_DATA_KEY, widget);
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code->widgets = eina_list_append(code->widgets, o);
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elm_code_widget_font_size_set(o, 10);
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return o;
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}
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EAPI void
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elm_code_widget_font_size_set(Evas_Object *obj, Evas_Font_Size size)
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{
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ELM_CODE_WIDGET_DATA_GET(obj, widget);
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widget->font_size = size;
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evas_object_textgrid_font_set(obj, "Mono", size * elm_config_scale_get());
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}
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EAPI void
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elm_code_widget_editable_set(Evas_Object *obj, Eina_Bool editable)
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{
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ELM_CODE_WIDGET_DATA_GET(obj, widget);
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widget->editable = editable;
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}
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