am 3d01cb93: Merge "Removed "Select word" option on password fields." into gingerbread

Merge commit '3d01cb934ba2c5161689834d49f520313e554571' into gingerbread-plus-aosp

* commit '3d01cb934ba2c5161689834d49f520313e554571':
  Removed "Select word" option on password fields.

core/java/android/widget/TextView.java

@@ -2956,6 +2956,25 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
         if (imm != null) imm.restartInput(this);
     }
 
+    /**
+     * It would be better to rely on the input type for everything. A password inputType should have
+     * a password transformation. We should hence use isPasswordInputType instead of this method.
+     *
+     * We should:
+     * - Call setInputType in setKeyListener instead of changing the input type directly (which
+     * would install the correct transformation).
+     * - Refuse the installation of a non-password transformation in setTransformation if the input
+     * type is password.
+     *
+     * However, this is like this for legacy reasons and we cannot break existing apps. This method
+     * is useful since it matches what the user can see (obfuscated text or not).
+     *
+     * @return true if the current transformation method is of the password type.
+     */
+    private boolean hasPasswordTransformationMethod() {
+        return mTransformation instanceof PasswordTransformationMethod;
+    }
+
     private boolean isPasswordInputType(int inputType) {
         final int variation = inputType & (EditorInfo.TYPE_MASK_CLASS
                 | EditorInfo.TYPE_MASK_VARIATION);
@@ -7140,7 +7159,7 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
     }
 
     private boolean canCut() {
-        if (mTransformation instanceof PasswordTransformationMethod) {
+        if (hasPasswordTransformationMethod()) {
             return false;
         }
 
@@ -7154,7 +7173,7 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
     }
 
     private boolean canCopy() {
-        if (mTransformation instanceof PasswordTransformationMethod) {
+        if (hasPasswordTransformationMethod()) {
             return false;
         }
 
@@ -7403,8 +7422,13 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
             MenuHandler handler = new MenuHandler();
 
             if (canSelectText()) {
+                if (!hasPasswordTransformationMethod()) {
+                    // selectCurrentWord is not available on a password field and would return an
+                    // arbitrary 10-charater selection around pressed position. Discard it.
+                    // SelectAll is still useful to be able to clear the field using the delete key.
                     menu.add(0, ID_START_SELECTING_TEXT, 0, com.android.internal.R.string.selectText).
                     setOnMenuItemClickListener(handler);
+                }
                 menu.add(0, ID_SELECT_ALL, 0, com.android.internal.R.string.selectAll).
                      setOnMenuItemClickListener(handler).
                      setAlphabeticShortcut('a');