fix: 修复多次重复注释问题，现可多次快速插入注释模块，已有注释不会覆盖

readme.md

@@ -7,7 +7,7 @@ First double-click directly on "header.mlappinstall" and then right-click on "Ad
 
 ## How to use
 1. Open the script m file you want to comment;<br>
-1. use the shortcut "alt" + "1" to insert comments for the function or class or type "header" in the command window.<br>
+1. use the shortcut "alt" + "1"  or click on the "header" icon in the Quick Access toolbar or type "header" in the command window.<br>
 
 ## How to modify the template to suit your needs?
 Type this on the command line:`edit header.m`,then modify it.<br>

src/header.m

@@ -89,51 +89,59 @@ function header(authorName,emailAddress,CopyrightOrganization)
 preIdx = 1;
 for i = 1:numIdxs
     currentIdxs = idxSigs{i};
-%     startIdx = currentIdxs(1);
+    %     startIdx = currentIdxs(1);
     endIdx = currentIdxs(end);
     preLines = allOriLines(preIdx:endIdx);
 
-    % process strings in cell array
-    patN = ["function","classdef","..."," "];
-    temp = string(replace(signatures{i},patN,""));
-    currentSig = temp.strip().join();
-
-    % create header template to be inserted
-    % modify this string to change header template
-    headerTemplate={sprintf([
-        '%% Brief: One line description of what the function or class performs\n',...
-        '%% Details:\n',...
-        '%%    None\n',...
-        '%% \n',...
-        '%% Syntax:  \n',...
-        '%%     %s\n',... % 1
-        '%% \n',...
-        '%% Inputs:\n',...
-        '%%    input1 - [m,n] size,[double] type,Description\n',...
-        '%%    input2 - [m,n] size,[double] type,Description\n',...
-        '%%    input3 - [m,n] size,[double] type,Description\n',...
-        '%% \n',...
-        '%% Outputs:\n',...
-        '%%    output1 - [m,n] size,[double] type,Description\n',...
-        '%% \n',...
-        '%% Example: \n',...
-        '%%    None\n',...
-        '%% \n',...
-        '%% See also: None\n',...
-        '\n',...
-        '%% Author:                          %s\n',... % 2
-        '%% Email:                           %s\n',... % 3
-        '%% Created:                         %s\n',... % 4
-        '%% Version history revision notes:\n' ...
-        '%%                                  None\n',...
-        '%% Implementation In Matlab R%s\n',... % 5
-        '%% Copyright © %s %s.All Rights Reserved.\n',...% 6,7
-        '%%'], currentSig,authorName,emailAddress,string(date),...
-        version('-release'),string(year(date)),CopyrightOrganization)};% the current date is automatically added
+    if endIdx+1>length(allOriLines) % last line define "function"
+        allOriLines = [allOriLines;" "];
+    end
+    nearSignatureLine = allOriLines(endIdx+1);
+    if startsWith(strip(nearSignatureLine),"%")
+        headerTemplate = [];
+    else
+        % process strings in cell array
+        patN = ["function","classdef","..."," "];
+        temp = string(replace(signatures{i},patN,""));
+        currentSig = temp.strip().join();
 
+        % create header template to be inserted
+        % modify this string to change header template
+        headerTemplate={sprintf([
+            '%% Brief: One line description of what the function or class performs\n',...
+            '%% Details:\n',...
+            '%%    None\n',...
+            '%% \n',...
+            '%% Syntax:  \n',...
+            '%%     %s\n',... % 1
+            '%% \n',...
+            '%% Inputs:\n',...
+            '%%    input1 - [m,n] size,[double] type,Description\n',...
+            '%%    input2 - [m,n] size,[double] type,Description\n',...
+            '%%    input3 - [m,n] size,[double] type,Description\n',...
+            '%% \n',...
+            '%% Outputs:\n',...
+            '%%    output1 - [m,n] size,[double] type,Description\n',...
+            '%% \n',...
+            '%% Example: \n',...
+            '%%    None\n',...
+            '%% \n',...
+            '%% See also: None\n',...
+            '\n',...
+            '%% Author:                          %s\n',... % 2
+            '%% Email:                           %s\n',... % 3
+            '%% Created:                         %s\n',... % 4
+            '%% Version history revision notes:\n' ...
+            '%%                                  None\n',...
+            '%% Implementation In Matlab R%s\n',... % 5
+            '%% Copyright © %s %s.All Rights Reserved.\n',...% 6,7
+            '%%'], currentSig,authorName,emailAddress,string(date),...
+            version('-release'),string(year(date)),CopyrightOrganization)};% the current date is automatically added
+    end
     % insert header template as the second cell in the array of text lines
     allDstLines=[allDstLines;preLines;headerTemplate];
     preIdx = endIdx+1;
+
 end
 if length(allOriLines)>endIdx
     allDstLines=[allDstLines;allOriLines(endIdx+1:end)];