initial release: onloadの自動フォーカスを無効にしたいplugin

git-svn-id: http://svn.coderepos.org/share/lang/javascript/vimperator-plugins/trunk@17275 d0d07461-0603-4401-acd4-de1884942a52

1 files changed, 88 insertions, 0 deletions

diff --git a/autofocus_canceller.js b/autofocus_canceller.js
new file mode 100644
index 0000000..3ffa563
--- /dev/null
+++ b/autofocus_canceller.js
@@ -0,0 +1,88 @@
+// Vimperator Plugin: Auto-Focus Canceller
+// Version: 0.1
+
+(function(){
+
+const DEBUG = false;
+var org_focus = {};
+
+function disable_focus(){
+    var doc = content.document;
+
+    var input = doc.getElementsByTagName("input");
+    if(input.length > 0){
+        input = input[0];
+        org_focus.input = input.wrappedJSObject.__proto__.focus;
+        input.wrappedJSObject.__proto__.focus = function(){};
+    }
+
+    var textarea = doc.getElementsByTagName("textarea");
+    if(textarea.length > 0){
+        textarea = textarea[0];
+        org_focus.textarea = textarea.wrappedJSObject.__proto__.focus;
+        textarea.wrappedJSObject.__proto__.focus = function(){};
+    }
+}
+
+function enable_focus(){
+    var doc = content.document;
+
+    if(org_focus.input){
+        var input = doc.getElementsByTagName("input");
+        if(input.length > 0){
+            input = input[0];
+            input.wrappedJSObject.__proto__.focus = org_focus.input;
+        }
+    }
+
+    if(org_focus.textarea){
+        var textarea = doc.getElementsByTagName("textarea");
+        if(textarea.length > 0){
+            textarea = textarea[0];
+            textarea.wrappedJSObject.__proto__.focus = org_focus.textarea;
+        }
+    }
+
+    org_focus = {};
+}
+
+liberator.autocommands.add("PageLoad",
+    ".*",
+    ":autofocuscanceller"
+);
+
+liberator.commands.addUserCommand(
+    ["autofocuscanceller"],
+    "",
+    function(){
+        disable_focus();
+        content.window.addEventListener("load", function(){
+            setTimeout(function(){
+                enable_focus();
+            }, 1000);
+        }, false);
+    },
+    null, true
+);
+
+if(DEBUG){
+    liberator.commands.addUserCommand(
+        ["disablefocus"],
+        "",
+        function(){
+            disable_focus();
+        },
+        null, true
+    );
+
+    liberator.commands.addUserCommand(
+        ["enablefocus"],
+        "",
+        function(){
+            enable_focus();
+        },
+        null, true
+    );
+}
+
+})();