view_mail.js: add helper function for select/deselect

This will be used to add/remove drag handlers and to keep that code DRY.

diff --git a/webcit-ng/static/js/view_mail.js b/webcit-ng/static/js/view_mail.js
index 43c930aa8ccbdbfacddaa047f77bd906cadea111..656abbc7ee0a28a2f4d1b4cbcdaf2fbc6b52224b 100644 (file)
--- a/webcit-ng/static/js/view_mail.js
+++ b/webcit-ng/static/js/view_mail.js
@@ -207,6 +207,18 @@ function mail_display_message(msgnum, target_div, include_controls) {
 }
 
 
+// after select or de-select 
+function enable_or_disable_draggable(row) {
+       if (row.classList.contains("ctdl-mail-selected")) {
+               console.log(row.id + " selected");
+       }
+       else {
+               console.log(row.id + " deselected");
+       }
+}
+
+
+
 // A message has been selected...
 function click_message(event, msgnum) {
        var table = document.getElementById("ctdl-onscreen-mailbox");
@@ -215,11 +227,12 @@ function click_message(event, msgnum) {
        // ctrl + click = toggle an individual message without changing existing selection
        if (event.ctrlKey) {
                document.getElementById("ctdl-msgsum-" + msgnum).classList.toggle("ctdl-mail-selected");
+               enable_or_disable_draggable(document.getElementById("ctdl-msgsum-" + msgnum));
        }
 
-       // shift + click = select a range of messages
+       // shift + click = select a range of messages (start with row 1 because row 0 is the header)
        else if (event.shiftKey) {
-               for (i=0; row=table.rows[i]; ++i) {
+               for (i=1; row=table.rows[i]; ++i) {
                        m = parseInt(row["id"].substring(12));                          // derive msgnum from row id
                        if (
                                ((msgnum >= displayed_message) && (m >= displayed_message) && (m <= msgnum))
@@ -230,18 +243,20 @@ function click_message(event, msgnum) {
                        else {
                                row.classList.remove("ctdl-mail-selected");
                        }
+                       enable_or_disable_draggable(row);
                }
        }
 
-       // click + no modifiers = select one message and unselect all others
+       // click + no modifiers = select one message and unselect all others (start with row 1 because row 0 is the header)
        else {
-               for (i=0; row=table.rows[i]; ++i) {
+               for (i=1; row=table.rows[i]; ++i) {
                        if (row["id"] == "ctdl-msgsum-" + msgnum) {
                                row.classList.add("ctdl-mail-selected");
                        }
                        else {
                                row.classList.remove("ctdl-mail-selected");
                        }
+                       enable_or_disable_draggable(row);
                }
        }
 
@@ -258,7 +273,7 @@ function mail_render_row(msg, is_selected) {
        row     = "<tr "
                + "id=\"ctdl-msgsum-" + msg["msgnum"] + "\" "
                + (is_selected ? "class=\"ctdl-mail-selected\" " : "")
-               + "onClick=\"click_message(event," + msg["msgnum"] + ");\""
+               + "onMouseDown=\"click_message(event," + msg["msgnum"] + ");\""
                + "onselectstart=\"return false;\""
                + ">"
                + "<td class=\"ctdl-mail-subject\">" + msg["subject"] + "</td>"