Add 'delete_word' and 'forward_delete_word' keys

These keys are the equivalent of ctrl+backspace and ctrl+delete,
respectively.

They can be reached with Gesture+backspace and Gesture+delete
respectively.

doc/Possible-key-values.md

@@ -88,11 +88,13 @@ These keys are sent to apps, which are free to ignore them. The keyboard does no
 ## Keyboard editing actions
 In contrast, these keys perform editing on the text without sending anything to the app.
 Value                 | Meaning
-:----------------- | :------
+:-------------------- | :------
 `cursor_left`         | Moves the cursor to the left with the slider gesture.
 `cursor_right`        | Moves the cursor to the right with the slider gesture.
 `cursor_up`           | Moves the cursor up with the slider gesture. Warning: this might make the cursor leave the text box.
 `cursor_down`         | Moves the cursor down with the slider gesture. Warning: this might make the cursor leave the text box.
+`delete_word`         | Delete the word to the left of the cursor.
+`forward_delete_word` | Delete the word to the right of the cursor.
 
 ## Whitespace
 Value   | Meaning

srcs/juloo.keyboard2/KeyEventHandler.java

@@ -146,11 +146,11 @@ public final class KeyEventHandler
     if (down)
     {
       _meta_state = _meta_state | meta_flags;
-      send_keyevent(KeyEvent.ACTION_DOWN, eventCode);
+      send_keyevent(KeyEvent.ACTION_DOWN, eventCode, _meta_state);
     }
     else
     {
-      send_keyevent(KeyEvent.ACTION_UP, eventCode);
+      send_keyevent(KeyEvent.ACTION_UP, eventCode, _meta_state);
       _meta_state = _meta_state & ~meta_flags;
     }
   }
@@ -181,25 +181,28 @@ public final class KeyEventHandler
     }
   }
 
-  /*
-   * Don't set KeyEvent.FLAG_SOFT_KEYBOARD.
-   */
   void send_key_down_up(int keyCode)
   {
-    send_keyevent(KeyEvent.ACTION_DOWN, keyCode);
+    send_key_down_up(keyCode, _meta_state);
-    send_keyevent(KeyEvent.ACTION_UP, keyCode);
   }
 
-  void send_keyevent(int eventAction, int eventCode)
+  /** Ignores currently pressed system modifiers. */
+  void send_key_down_up(int keyCode, int metaState)
+  {
+    send_keyevent(KeyEvent.ACTION_DOWN, keyCode, metaState);
+    send_keyevent(KeyEvent.ACTION_UP, keyCode, metaState);
+  }
+
+  void send_keyevent(int eventAction, int eventCode, int metaState)
   {
     InputConnection conn = _recv.getCurrentInputConnection();
     if (conn == null)
       return;
     conn.sendKeyEvent(new KeyEvent(1, 1, eventAction, eventCode, 0,
-          _meta_state, KeyCharacterMap.VIRTUAL_KEYBOARD, 0,
+          metaState, KeyCharacterMap.VIRTUAL_KEYBOARD, 0,
           KeyEvent.FLAG_SOFT_KEYBOARD | KeyEvent.FLAG_KEEP_TOUCH_MODE));
     if (eventAction == KeyEvent.ACTION_UP)
-      _autocap.event_sent(eventCode, _meta_state);
+      _autocap.event_sent(eventCode, metaState);
   }
 
   void send_text(CharSequence text)
@@ -236,6 +239,8 @@ public final class KeyEventHandler
       case REPLACE: send_context_menu_action(android.R.id.replaceText); break;
       case ASSIST: send_context_menu_action(android.R.id.textAssist); break;
       case AUTOFILL: send_context_menu_action(android.R.id.autofill); break;
+      case DELETE_WORD: send_key_down_up(KeyEvent.KEYCODE_DEL, KeyEvent.META_CTRL_ON | KeyEvent.META_CTRL_LEFT_ON); break;
+      case FORWARD_DELETE_WORD: send_key_down_up(KeyEvent.KEYCODE_FORWARD_DEL, KeyEvent.META_CTRL_ON | KeyEvent.META_CTRL_LEFT_ON); break;
     }
   }
 

srcs/juloo.keyboard2/KeyModifier.java

@@ -381,6 +381,13 @@ public final class KeyModifier
           case SHIFT: name = "capslock"; break;
         }
         break;
+      case Keyevent:
+        switch (k.getKeyevent())
+        {
+          case KeyEvent.KEYCODE_DEL: name = "delete_word"; break;
+          case KeyEvent.KEYCODE_FORWARD_DEL: name = "forward_delete_word"; break;
+        }
+        break;
     }
     return (name == null) ? k : KeyValue.getKeyByName(name);
   }

srcs/juloo.keyboard2/KeyValue.java

@@ -75,6 +75,8 @@ public final class KeyValue implements Comparable<KeyValue>
     SHARE,
     ASSIST,
     AUTOFILL,
+    DELETE_WORD,
+    FORWARD_DELETE_WORD,
   }
 
   public static enum Placeholder
@@ -707,6 +709,8 @@ public final class KeyValue implements Comparable<KeyValue>
       case "pasteAsPlainText": return editingKey(0xE035, Editing.PASTE_PLAIN);
       case "undo": return editingKey(0xE036, Editing.UNDO);
       case "redo": return editingKey(0xE037, Editing.REDO);
+      case "delete_word": return editingKey(0xE01B, Editing.DELETE_WORD);
+      case "forward_delete_word": return editingKey(0xE01C, Editing.FORWARD_DELETE_WORD);
       case "cursor_left": return sliderKey(Slider.Cursor_left, 1);
       case "cursor_right": return sliderKey(Slider.Cursor_right, 1);
       case "cursor_up": return sliderKey(Slider.Cursor_up, 1);

srcs/special_font/01B.svg

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Based on materialdesignicons.com backspace-outline -->
+
+<svg
+   version="1.1"
+   width="24"
+   height="24"
+   viewBox="0 0 24 24"
+   id="svg1"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <path
+     id="text3"
+     style="font-weight:600;font-size:13.3333px;font-family:FreeSans;-inkscape-font-specification:'FreeSans Semi-Bold'"
+     d="m 17.517249,16.883978 c -0.599999,0 -1.199997,0 -1.799996,0 -0.542221,-2.528883 -1.084441,-5.057765 -1.626662,-7.5866476 -0.528888,2.5288826 -1.057775,5.0577646 -1.586663,7.5866476 -0.599998,0 -1.199997,0 -1.799995,0 -0.9155533,-3.239992 -1.8311066,-6.479984 -2.7466599,-9.7199755 0.706665,0 1.4133299,0 2.1199949,0 0.502221,2.4266605 1.004442,4.8533215 1.506663,7.2799815 0.502221,-2.426661 1.004441,-4.853321 1.506662,-7.2799815 0.657776,0 1.315553,0 1.973329,0 0.524443,2.4311048 1.048886,4.8622095 1.573329,7.2933145 0.484443,-2.431105 0.968887,-4.8622097 1.45333,-7.2933145 0.706665,0 1.413329,0 2.119994,0 C 19.3128,10.403994 18.415024,13.643986 17.517249,16.883978 Z M 22,3 c 1.232984,-0.040548 2.168377,1.1810823 2,2.36 -0.0069,4.6147431 0.01374,9.230179 -0.01033,13.844488 C 23.906211,20.390581 22.701093,21.155835 21.58,21 16.677486,20.9972 11.77479,21.0056 6.8723901,20.9958 5.6427252,20.925088 5.1783178,19.667046 4.5442984,18.812248 3.0295323,16.541498 1.5147661,14.270749 0,12 1.8548324,9.2326362 3.6795639,6.4439141 5.5533789,3.6900195 6.2693382,2.7489141 7.4877473,3.0506966 8.5000001,3 13,3 17.5,3 22,3 Z m 0,2 C 17,5 12,5 7,5 5.4266667,7.3333333 3.8533333,9.6666667 2.28,12 c 1.5733333,2.333333 3.1466667,4.666667 4.72,7 5,0 10,0 15,0 0,-4.666667 0,-9.3333333 0,-14 z" />
+</svg>

srcs/special_font/01C.svg

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Based on materialdesignicons.com backspace-reverse-outline -->
+
+<svg
+   version="1.1"
+   width="24"
+   height="24"
+   viewBox="0 0 24 24"
+   id="svg1"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <path
+     id="text3"
+     style="font-weight:600;font-size:13.3333px;font-family:FreeSans;-inkscape-font-specification:'FreeSans Semi-Bold'"
+     d="m 13.559976,16.719975 c -0.599999,0 -1.199997,0 -1.799996,0 -0.542221,-2.528883 -1.084441,-5.057765 -1.626662,-7.586648 -0.5288876,2.528883 -1.0577752,5.057765 -1.5866628,7.586648 -0.5999985,0 -1.1999969,0 -1.7999954,0 -0.9155532,-3.239992 -1.8311065,-6.479984 -2.7466597,-9.7199759 0.7066649,0 1.4133297,0 2.1199946,0 0.502221,2.4266606 1.0044419,4.8533209 1.5066629,7.2799819 0.5022209,-2.426661 1.0044419,-4.8533213 1.5066628,-7.2799819 0.6577762,0 1.3155526,0 1.9733286,0 0.524443,2.431105 1.048886,4.8622099 1.573329,7.2933149 0.484443,-2.431105 0.968887,-4.8622099 1.45333,-7.2933149 0.706665,0 1.413329,0 2.119994,0 -0.897775,3.2399919 -1.795551,6.4799839 -2.693326,9.7199759 z M 2,3 C 0.76701608,2.9594518 -0.16837714,4.1810822 0,5.36 0.00686259,9.9747431 -0.01373935,14.590179 0.01032577,19.204488 0.09378911,20.390581 1.2989069,21.155835 2.42,21 c 4.902514,-0.0028 9.80521,0.0056 14.70761,-0.0042 1.229665,-0.07074 1.694072,-1.328782 2.328092,-2.18358 C 20.970468,16.541498 22.485234,14.270749 24,12 22.145168,9.2326362 20.320436,6.4439141 18.446621,3.6900195 17.730662,2.7489141 16.512253,3.0506966 15.5,3 11,3 6.5,3 2,3 Z m 0,2 c 5,0 10,0 15,0 1.573333,2.3333333 3.146667,4.6666667 4.72,7 C 20.146667,14.333333 18.573333,16.666667 17,19 12,19 7,19 2,19 2,14.333333 2,9.6666667 2,5 Z" />
+</svg>