实现 EditText 禁止复制粘贴菜单

禁止长按事件

ActionMode 回调

反射 android.widget.Editor 修改弹框菜单不显示

/**

* 禁止输入框复制粘贴菜单

*/

public void disableCopyAndPaste(final EditText editText) {

try {

if (editText == null) {

return ;

}

editText.setOnLongClickListener(new View.OnLongClickListener() {

@Override

public boolean onLongClick(View v) {

return true;

}

});

editText.setLongClickable(false);

editText.setOnTouchListener(new View.OnTouchListener() {

@Override

public boolean onTouch(View v, MotionEvent event) {

if (event.getAction() == MotionEvent.ACTION_DOWN) {

// setInsertionDisabled when user touches the view

setInsertionDisabled(editText);

}

return false;

}

});

editText.setCustomSelectionActionModeCallback(new ActionMode.Callback() {

@Override

public boolean onCreateActionMode(ActionMode mode, Menu menu) {

return false;

}

@Override

public boolean onPrepareActionMode(ActionMode mode, Menu menu) {

return false;

}

@Override

public boolean onActionItemClicked(ActionMode mode, MenuItem item) {

return false;

}

@Override

public void onDestroyActionMode(ActionMode mode) {

}

});

} catch (Exception e) {

e.printStackTrace();

}

}

private void setInsertionDisabled(EditText editText) {

try {

Field editorField = TextView.class.getDeclaredField("mEditor");

editorField.setAccessible(true);

Object editorObject = editorField.get(editText);

// if this view supports insertion handles

Class editorClass = Class.forName("android.widget.Editor");

Field mInsertionControllerEnabledField = editorClass.getDeclaredField("mInsertionControllerEnabled");

mInsertionControllerEnabledField.setAccessible(true);

mInsertionControllerEnabledField.set(editorObject, false);

// if this view supports selection handles

Field mSelectionControllerEnabledField = editorClass.getDeclaredField("mSelectionControllerEnabled");

mSelectionControllerEnabledField.setAccessible(true);

mSelectionControllerEnabledField.set(editorObject, false);

} catch (Exception e) {

e.printStackTrace();

}

}

Disable EditText context menu