Move left and right

2 files changed, 29 insertions, 1 deletions

diff --git a/buffer.cpp b/buffer.cpp
index f077bbb..78f5e16 100644
--- a/buffer.cpp
+++ b/buffer.cpp
@@ -62,10 +62,34 @@ void Buffer::receive(const Command &cmd){
 			tb.erase(cursor.line,cursor.x);
 			renewLayout(screen[0].line,screen[0].part,lastWidth,lastHeight);
 		}
+	} else if(cmd[0]=="move_forward"){
+		if(cursor.line==tb.numLines()-1&&cursor.x==tb.lineLen(cursor.line)){
+			bel();
+		} else {
+			if(cursor.x==tb.lineLen(cursor.line)){
+				cursor.x=0;
+				cursor.line++;
+			} else {
+				cursor.x++;
+			}
+			renewLayout(screen[0].line,screen[0].part,lastWidth,lastHeight);
+		}
+	} else if(cmd[0]=="move_backward"){
+		if(cursor.line==0&&cursor.x==0){
+			bel();
+		} else {
+			if(cursor.x==0){
+				cursor.line--;
+				cursor.x=tb.lineLen(cursor.line);
+			} else {
+				cursor.x--;
+			}
+			renewLayout(screen[0].line,screen[0].part,lastWidth,lastHeight);
+		}
 	} else {
 		THROW("Unknown command");
 	}
-	cerr<<"New cursor is (line="<<cursor.line<<", x="<<cursor.x<<")"<<endl;
+	//cerr<<"New cursor is (line="<<cursor.line<<", x="<<cursor.x<<")"<<endl;
 }
 
 static string showChar(char c){
diff --git a/config.cpp b/config.cpp
index 4d59f55..76cf3a2 100644
--- a/config.cpp
+++ b/config.cpp
@@ -12,6 +12,10 @@ Keybindings global_keybindings={
 	{KEY_DELETE,{"delete_forward"}},
 	{'\n',{"insert_newline"}},
 	{'\t',{"insert_char","\t"}},
+	{KEY_RIGHT,{"move_forward"}},
+	{KEY_LEFT,{"move_backward"}},
+	{KEY_DOWN,{"move_downward"}},
+	{KEY_UP,{"move_upward"}},
 };
 
 class Init{public: Init(){