efl/src/lib/elementary/elm_code_diff_widget.c

133 lines
4.3 KiB
C

#ifdef HAVE_CONFIG_H
# include "elementary_config.h"
#endif
#include "Elementary.h"
#include "elm_code_private.h"
#include "elm_code_widget_legacy_eo.h"
#define _ELM_CODE_DIFF_WIDGET_LEFT "diffwidgetleft"
#define _ELM_CODE_DIFF_WIDGET_RIGHT "diffwidgetright"
#define _ELM_CODE_DIFF_WIDGET_TYPE_ADDED "added"
#define _ELM_CODE_DIFF_WIDGET_TYPE_REMOVED "removed"
#define _ELM_CODE_DIFF_WIDGET_TYPE_CHANGED "changed"
static void
_elm_code_diff_widget_parse_diff_line(Elm_Code_Line *line, Elm_Code_File *left, Elm_Code_File *right)
{
const char *content;
unsigned int length;
if (line->length < 1)
{
elm_code_file_line_append(left, "", 0, NULL);
elm_code_file_line_append(right, "", 0, NULL);
}
content = elm_code_line_text_get(line, &length);
if (content[0] == '+')
{
elm_code_file_line_append(left, "", 0, NULL);
elm_code_file_line_append(right, content, length, NULL);
}
else if (content[0] == '-')
{
elm_code_file_line_append(left, content, length, NULL);
elm_code_file_line_append(right, "", 0, NULL);
}
else
{
elm_code_file_line_append(left, content, length, NULL);
elm_code_file_line_append(right, content, length, NULL);
}
}
static void
_elm_code_diff_widget_parse_diff(Elm_Code_File *diff, Elm_Code_File *left, Elm_Code_File *right)
{
Eina_List *item;
Elm_Code_Line *line;
const char *content;
unsigned int offset, length;
offset = 0;
EINA_LIST_FOREACH(diff->lines, item, line)
{
content = elm_code_line_text_get(line, &length);
if (length > 0 && (content[0] == 'd' || content[0] == 'i' || content[0] == 'n'))
{
offset = 0;
elm_code_file_line_append(left, content, length, NULL);
elm_code_file_line_append(right, content, length, NULL);
continue;
}
if (offset == 0)
elm_code_file_line_append(left, content, length, NULL);
else if (offset == 1)
elm_code_file_line_append(right, content, length, NULL);
else
_elm_code_diff_widget_parse_diff_line(line, left, right);
offset++;
}
_elm_code_parse_file(left->parent, left);
_elm_code_parse_file(right->parent, right);
}
EAPI Evas_Object *
elm_code_diff_widget_add(Evas_Object *parent, Elm_Code *code)
{
Elm_Code *wcode1, *wcode2;
Elm_Code_Widget *widget_left, *widget_right;
Evas_Object *hbox;
hbox = elm_panes_add(parent);
evas_object_size_hint_weight_set(hbox, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(hbox, EVAS_HINT_FILL, EVAS_HINT_FILL);
elm_panes_horizontal_set(hbox, EINA_FALSE);
evas_object_show(hbox);
// left side of diff
wcode1 = elm_code_create();
elm_code_parser_standard_add(wcode1, ELM_CODE_PARSER_STANDARD_DIFF);
widget_left = elm_legacy_add(ELM_CODE_WIDGET_LEGACY_CLASS, parent, efl_ui_code_widget_code_set(efl_added, wcode1));
evas_object_size_hint_weight_set(widget_left, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(widget_left, EVAS_HINT_FILL, EVAS_HINT_FILL);
evas_object_show(widget_left);
evas_object_data_set(hbox, _ELM_CODE_DIFF_WIDGET_LEFT, widget_left);
elm_object_part_content_set(hbox, "left", widget_left);
// right side of diff
wcode2 = elm_code_create();
elm_code_parser_standard_add(wcode2, ELM_CODE_PARSER_STANDARD_DIFF);
widget_right = elm_legacy_add(ELM_CODE_WIDGET_LEGACY_CLASS, parent, efl_ui_code_widget_code_set(efl_added, wcode2));
evas_object_size_hint_weight_set(widget_right, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(widget_right, EVAS_HINT_FILL, EVAS_HINT_FILL);
evas_object_show(widget_right);
evas_object_data_set(hbox, _ELM_CODE_DIFF_WIDGET_RIGHT, widget_right);
elm_object_part_content_set(hbox, "right", widget_right);
_elm_code_diff_widget_parse_diff(code->file, wcode1->file, wcode2->file);
return hbox;
}
EAPI void
elm_code_diff_widget_font_set(Evas_Object *widget, const char *name, int size)
{
Elm_Code_Widget *child;
child = (Elm_Code_Widget *) evas_object_data_get(widget, _ELM_CODE_DIFF_WIDGET_LEFT);
efl_ui_code_widget_font_set(child, name, size);
child = (Elm_Code_Widget *) evas_object_data_get(widget, _ELM_CODE_DIFF_WIDGET_RIGHT);
efl_ui_code_widget_font_set(child, name, size);
}