patch [#30821] Wiki Quick Hack: Text editor duplicate line

from Justin Dailey (dail)

made this Ctrl+D, to replace Delete.

2 files changed, 26 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_text.h b/source/blender/blenkernel/BKE_text.h
index 0a94d89a121..b1902c75afb 100644
--- a/source/blender/blenkernel/BKE_text.h
+++ b/source/blender/blenkernel/BKE_text.h
@@ -96,6 +96,7 @@ void	txt_unindent		(struct Text *text);
 void 	txt_comment			(struct Text *text);
 void 	txt_indent			(struct Text *text);
 void	txt_uncomment		(struct Text *text);
+void	txt_duplicate_line	(struct Text *text);
 int	setcurr_tab_spaces	(struct Text *text, int space);
 
 void	txt_add_marker						(struct Text *text, struct TextLine *line, int start, int end, const unsigned char color[4], int group, int flags);
@@ -169,6 +170,8 @@ int text_check_whitespace(const char ch);
 #define UNDO_COMMENT    034
 #define UNDO_UNCOMMENT  035
 
+#define UNDO_DUPLICATE  040
+
 /* Marker flags */
 #define TMARK_TEMP		0x01	/* Remove on non-editing events, don't save */
 #define TMARK_EDITALL	0x02	/* Edit all markers of the same group as one */
diff --git a/source/blender/blenkernel/intern/text.c b/source/blender/blenkernel/intern/text.c
index 27501b6a589..31278ab53aa 100644
--- a/source/blender/blenkernel/intern/text.c
+++ b/source/blender/blenkernel/intern/text.c
@@ -2207,6 +2207,9 @@ void txt_do_undo(Text *text)
 
 			text->undo_pos--;
 			break;
+		case UNDO_DUPLICATE:
+			txt_delete_line(text, text->curl->next);
+			break;
 		default:
 			//XXX error("Undo buffer error - resetting");
 			text->undo_pos= -1;
@@ -2404,6 +2407,9 @@ void txt_do_redo(Text *text)
 				txt_uncomment(text);
 			}
 			break;
+		case UNDO_DUPLICATE:
+			txt_duplicate_line(text);
+			break;
 		default:
 			//XXX error("Undo buffer error - resetting");
 			text->undo_pos= -1;
@@ -2545,6 +2551,23 @@ static void txt_combine_lines (Text *text, TextLine *linea, TextLine *lineb)
 	txt_clean_text(text);
 }
 
+void txt_duplicate_line(Text *text)
+{
+	TextLine *textline;
+	
+	if (!text || !text->curl) return;
+	
+	if (text->curl == text->sell) {
+		textline = txt_new_line(text->curl->line);
+		BLI_insertlinkafter(&text->lines, text->curl, textline);
+		
+		txt_make_dirty(text);
+		txt_clean_text(text);
+		
+		if (!undoing) txt_undo_add_op(text, UNDO_DUPLICATE);
+	}
+}
+
 void txt_delete_char(Text *text) 
 {
 	unsigned int c='\n';