Reset pressed buttons on next click (#1485987)

CHANGELOG

@@ -1,6 +1,7 @@
 CHANGELOG RoundCube Webmail
 ===========================
 
+- Unselect pressed buttons on mouse up (#1485987)
 - Don't set php_value error_log in .htaccess but mention in INSTALL (#1485924)
 - Fix too small status/flag/attachment columns in Safari 4 (#1486063)
 - Fix selection disabling while dragging splitter in webkit browsers (#1486056)

program/js/app.js

@@ -22,6 +22,7 @@ function rcube_webmail()
   this.env = new Object();
   this.labels = new Object();
   this.buttons = new Object();
+  this.buttons_sel = new Object();
   this.gui_objects = new Object();
   this.gui_containers = new Object();
   this.commands = new Object();
@@ -1257,6 +1258,14 @@ function rcube_webmail()
       this.env.last_folder_target = null;
       list.draglayer.hide();
     }
+    
+    // reset 'pressed' buttons
+    if (this.buttons_sel) {
+      for (var id in this.buttons_sel)
+        if (typeof id != 'function')
+          this.button_out(this.buttons_sel[id], id);
+      this.buttons_sel = {};
+    }
   };
 
   this.drag_start = function(list)
@@ -3546,6 +3555,7 @@ function rcube_webmail()
           else
             elm.className = button.sel;
         }
+        this.buttons_sel[id] = command;
       }
     }
   };