Arduino IDEにEmacs風のキーバインドを追加するパッチ

gistfile1.java

diff --git a/app/src/processing/app/syntax/InputHandler.java b/app/src/processing/app/syntax/InputHandler.java
index 9a11d38..764cc06 100644
--- a/app/src/processing/app/syntax/InputHandler.java
+++ b/app/src/processing/app/syntax/InputHandler.java
@@ -73,6 +73,9 @@ public abstract class InputHandler extends KeyAdapter
         public static final ActionListener CLIPBOARD_CUT = new clipboard_cut();  // [fry]
         public static final ActionListener CLIPBOARD_COPY = new clipboard_copy();
         public static final ActionListener CLIPBOARD_PASTE = new clipboard_paste();
+        public static final ActionListener BEGIN_LINE = new begin_line();
+        public static final ActionListener END_LINE = new end_line();
+        public static final ActionListener DELETE_LINE = new delete_line();
 
         // Default action
         public static final ActionListener INSERT_CHAR = new insert_char();
@@ -119,6 +122,9 @@ public abstract class InputHandler extends KeyAdapter
                 actions.put("clipboard-cut",CLIPBOARD_CUT);
                 actions.put("clipboard-copy",CLIPBOARD_COPY);
                 actions.put("clipboard-paste",CLIPBOARD_PASTE);
+                actions.put("begin-line",BEGIN_LINE);
+                actions.put("end-line",END_LINE);   
+                actions.put("delete-line",DELETE_LINE);   
         }
 
         /**
@@ -1133,4 +1139,65 @@ public abstract class InputHandler extends KeyAdapter
                         }
                 }
         }
+
+        public static class begin_line implements ActionListener
+        {
+            
+                public void actionPerformed(ActionEvent evt)
+                {
+                    
+                    JEditTextArea textArea = getTextArea(evt);
+                    int caret = textArea.getCaretPosition();
+                    int line = textArea.getCaretLine();
+
+                    if(line == 0)
+                    {
+                            textArea.setCaretPosition(0);
+                            return;
+                    }
+
+                    textArea.setCaretPosition(textArea.getLineStartOffset(line));
+
+                    
+                }
+        }
+        
+        public static class end_line implements ActionListener
+        {
+                public void actionPerformed(ActionEvent evt)
+                {
+                    JEditTextArea textArea = getTextArea(evt);
+                    int caret = textArea.getCaretPosition();
+                    int line = textArea.getCaretLine();
+
+                    textArea.setCaretPosition(textArea.getLineStopOffset(line)-1);
+                }
+        } 
+
+        public static class delete_line implements ActionListener
+        {
+          public void actionPerformed(ActionEvent evt)
+          {
+            JEditTextArea textArea = getTextArea(evt);
+            int start = textArea.getSelectionStart();
+            int line = textArea.getCaretLine();
+            int end = textArea.getLineStopOffset(line)-1;
+            int document_end = textArea.getDocumentLength();
+            try {
+              int length;
+              if (start == document_end) {
+                length = 0;
+              } else if (start == end) {
+                length = 1;
+              } else {
+                length = end - start;
+              }
+              if (length > 0) {
+                textArea.getDocument().remove(start, length);
+              }
+            } catch(BadLocationException bl) {
+              bl.printStackTrace();
+            }
+          }
+        }
 }
diff --git a/app/src/processing/app/syntax/PdeTextAreaDefaults.java b/app/src/processing/app/syntax/PdeTextAreaDefaults.java
index 382c69a..656da05 100644
--- a/app/src/processing/app/syntax/PdeTextAreaDefaults.java
+++ b/app/src/processing/app/syntax/PdeTextAreaDefaults.java
@@ -111,6 +111,16 @@ public class PdeTextAreaDefaults extends TextAreaDefaults {
     inputHandler.addKeyBinding("S+PAGE_UP", InputHandler.SELECT_PREV_PAGE);
     inputHandler.addKeyBinding("S+PAGE_DOWN", InputHandler.SELECT_NEXT_PAGE);
 
+    // Some basic Emacs-keybindings
+    inputHandler.addKeyBinding("C+b", InputHandler.PREV_CHAR);
+    inputHandler.addKeyBinding("C+f", InputHandler.NEXT_CHAR);
+    inputHandler.addKeyBinding("C+p", InputHandler.PREV_LINE);
+    inputHandler.addKeyBinding("C+n", InputHandler.NEXT_LINE);
+    inputHandler.addKeyBinding("C+a", InputHandler.BEGIN_LINE);
+    inputHandler.addKeyBinding("C+e", InputHandler.END_LINE);
+    inputHandler.addKeyBinding("C+d", InputHandler.DELETE);
+    inputHandler.addKeyBinding("C+k", InputHandler.DELETE_LINE);
+
     inputHandler.addKeyBinding("LEFT", InputHandler.PREV_CHAR);
     inputHandler.addKeyBinding("S+LEFT", InputHandler.SELECT_PREV_CHAR);
     inputHandler.addKeyBinding(mod + "+LEFT", InputHandler.PREV_WORD);