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diff --git a/wdshelp/treemap.htm b/wdshelp/treemap.htm new file mode 100644 index 0000000..26942e2 --- /dev/null +++ b/wdshelp/treemap.htm @@ -0,0 +1,43 @@ +<html> + <head> + <title>Treemap</title> + <META http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> + <meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5"> + <link rel="stylesheet" type="text/css" href="format.css"> + </head> + <BODY> + <h2>Treemap</h2> + <p>The treemap shows the whole contents of the <a href="whatisatree.htm">directory tree</a> + straight away. + </p> + <p>It represents each file as a colored rectangle, the area of which is + proportional to the file's size. + </p> + The rectangles are arranged in such a way, that directories again make up + rectangles, which contain all their files and subdirectories. So their area is + proportional to the size of the subtrees. </p> + <p>The color of a rectangle indicates the type of the file, as shown in the + extension list. + </p> + <p>The cushion shading additionally brings out the directory structure.</p> + <h3>Operation</h3> + <p>You effortlessly see the big rectangles, that is the big files, even if they are + hidden deeply in subdirectories in the directory tree. Click on them: the + directory list opens the path to the file, and you can read its location and + attributes, and - if you like - apply a cleanup action on it, e.g. delete the + file. + </p> + <p>Navigate in the directory list: the respective selection is highlighted with a + colored frame. In this way gain an impression of the proportions: How big, for + example, is C:\windows compared with C:\program files? + </p> + <p>The context menu options "Select Parent" and "Re-select Child" are also useful + for the navigation. + </p> + <p>Zoom. The option "Zoom in" enlarges the treemap, so that a subtree is + displayed full size. As it were you make a step towards the selected item. + The directory list show the root of this subtree with a blue frame. + By "Zoom out" you step back, and the parent element is shown again. + </p> + </BODY> +</html> |