(edit_cursor_move): refactoring using editor buffer API.
Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
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родитель
ed8c80f48d
Коммит
60fe43d932
@ -2668,63 +2668,35 @@ edit_backspace (WEdit * edit, gboolean byte_delete)
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void
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edit_cursor_move (WEdit * edit, off_t increment)
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{
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/* this is the same as a combination of two of the above routines, with only one push onto the undo stack */
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int c;
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if (increment < 0)
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{
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for (; increment < 0; increment++)
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for (; increment < 0 && edit->buffer.curs1 != 0; increment++)
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{
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if (edit->buffer.curs1 == 0)
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return;
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int c;
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edit_push_undo_action (edit, CURS_RIGHT);
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c = edit_buffer_get_byte (&edit->buffer, edit->buffer.curs1 - 1);
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if (!((edit->buffer.curs2 + 1) & M_EDIT_BUF_SIZE))
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edit->buffer.buffers2[(edit->buffer.curs2 + 1) >> S_EDIT_BUF_SIZE] = g_malloc0 (EDIT_BUF_SIZE);
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edit->buffer.buffers2[edit->buffer.curs2 >> S_EDIT_BUF_SIZE][EDIT_BUF_SIZE -
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(edit->buffer.curs2 & M_EDIT_BUF_SIZE) - 1] = c;
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edit->buffer.curs2++;
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c = edit->buffer.buffers1[(edit->buffer.curs1 - 1) >> S_EDIT_BUF_SIZE][(edit->buffer.curs1 -
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1) & M_EDIT_BUF_SIZE];
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if (!((edit->buffer.curs1 - 1) & M_EDIT_BUF_SIZE))
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{
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g_free (edit->buffer.buffers1[edit->buffer.curs1 >> S_EDIT_BUF_SIZE]);
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edit->buffer.buffers1[edit->buffer.curs1 >> S_EDIT_BUF_SIZE] = NULL;
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}
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edit->buffer.curs1--;
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c = edit_buffer_get_previous_byte (&edit->buffer);
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edit_buffer_insert_ahead (&edit->buffer, c);
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c = edit_buffer_backspace (&edit->buffer);
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if (c == '\n')
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{
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edit->curs_line--;
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edit->force |= REDRAW_LINE_BELOW;
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}
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}
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}
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else
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{
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for (; increment > 0; increment--)
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for (; increment > 0 && edit->buffer.curs2 != 0; increment--)
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{
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if (edit->buffer.curs2 == 0)
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return;
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int c;
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edit_push_undo_action (edit, CURS_LEFT);
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c = edit_buffer_get_byte (&edit->buffer, edit->buffer.curs1);
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if (!(edit->buffer.curs1 & M_EDIT_BUF_SIZE))
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edit->buffer.buffers1[edit->buffer.curs1 >> S_EDIT_BUF_SIZE] = g_malloc0 (EDIT_BUF_SIZE);
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edit->buffer.buffers1[edit->buffer.curs1 >> S_EDIT_BUF_SIZE][edit->buffer.curs1 & M_EDIT_BUF_SIZE] = c;
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edit->buffer.curs1++;
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c = edit->buffer.buffers2[(edit->buffer.curs2 - 1) >> S_EDIT_BUF_SIZE][EDIT_BUF_SIZE -
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((edit->buffer.curs2 -
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1) & M_EDIT_BUF_SIZE) - 1];
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if (!(edit->buffer.curs2 & M_EDIT_BUF_SIZE))
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{
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g_free (edit->buffer.buffers2[edit->buffer.curs2 >> S_EDIT_BUF_SIZE]);
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edit->buffer.buffers2[edit->buffer.curs2 >> S_EDIT_BUF_SIZE] = 0;
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}
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edit->buffer.curs2--;
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c = edit_buffer_get_current_byte (&edit->buffer);
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edit_buffer_insert (&edit->buffer, c);
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c = edit_buffer_delete (&edit->buffer);
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if (c == '\n')
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{
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edit->curs_line++;
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