android - CalendarView android 中的小数字

Question

我的应用程序需要 CalendarView。但是天数很少。如何让它们变大？

Answer 1

如果有人仍然感兴趣，这是我根据 Phil 的帖子中提供的信息和 XSJoJo 的报告得出的解决方案。如此处所述，存在问题是因为 mDateTextSize 未分配给 CalendarViewLegacyDelegate 中的 mMonthNumDrawPaint。我正在使用 Java 反射。

    /**
     * I'm doing this in my fragment's onCreateView() callback
     */

    CalendarView calendarView = (CalendarView) contentView.findViewById(R.id.calendar_view);

    if (Build.VERSION.SDK_INT == Build.VERSION_CODES.JELLY_BEAN) { // this bug exists only in Android 4.1
        try {
            Object object = calendarView;
            Field[] fields = object.getClass().getDeclaredFields();
            for (Field field : fields) {
                if (field.getName().equals("mDelegate")) { // the CalendarViewLegacyDelegate instance is stored in this variable
                    field.setAccessible(true);
                    object = field.get(object);

                    break;
                }
            }

            Field field = object.getClass().getDeclaredField("mDateTextSize"); // text size integer value
            field.setAccessible(true);
            final int mDateTextSize = (Integer) field.get(object);

            field = object.getClass().getDeclaredField("mListView"); // main ListView
            field.setAccessible(true);
            Object innerObject = field.get(object);

            Method method = innerObject.getClass().getMethod(
                    "setOnHierarchyChangeListener", ViewGroup.OnHierarchyChangeListener.class); // we need to set the OnHierarchyChangeListener
            method.setAccessible(true);
            method.invoke(innerObject, (Object) new ViewGroup.OnHierarchyChangeListener() {
                @Override
                public void onChildViewAdded(View parent, View child) { // apply text size every time when a new child view is added
                    try {
                        Object object = child;
                        Field[] fields = object.getClass().getDeclaredFields();
                        for (Field field : fields) {
                            if (field.getName().equals("mMonthNumDrawPaint")) { // the paint is stored inside the view
                                field.setAccessible(true);
                                object = field.get(object);
                                Method method = object.getClass().
                                        getDeclaredMethod("setTextSize", float.class); // finally set text size
                                method.setAccessible(true);
                                method.invoke(object, (Object) mDateTextSize);

                                break;
                            }
                        }
                    } catch (Exception e) {
                        Log.e(APP_TAG, e.getMessage(), e);
                    }
                }

                @Override
                public void onChildViewRemoved(View parent, View child) {}
            });
        } catch (Exception e) {
            Log.e(APP_TAG, e.getMessage(), e);
        }
    }