Ok, answering my own question. :)

The anomaly is due to landscape. A 2x2 widget that looks approximately 
square on a portrait screen looks shorter and much wider in landscape mode, 
as it has to fit a shorter and wider screen orientation. 

So in the landscape situation:

The actual widget WIDTH in pixels corresponds exactly 
to OPTION_APPWIDGET_MAX_WIDTH * screen density.
The actual widget HEIGHT in pixels corresponds exactly to 
OPTION_APPWIDGET_MIN_HEIGHT * screen density.

So the ranges seem to be covering the maximum and minimum dimensions 
possible for both orientations. Would be nice if the docs could make that 
clear. 



On Tuesday, December 30, 2014 12:23:34 PM UTC+8, Dusk Jockeys Android Apps 
wrote:

> Sorry just to clarify a typo:
>
> The actual widget WIDTH in pixels corresponds exactly 
> to OPTION_APPWIDGET_MIN_WIDTH * screen density.
> The actual widget HEIGHT in pixels corresponds exactly to 
> OPTION_APPWIDGET_MAX_HEIGHT * screen density.
>
> I really don't understand why the actual width would match the _MIN_WIDTH 
> value, but the actual height would match the _MAX_HEIGHT value. That 
> doesn't make any sense to me.
>
> The (OPTION_APPWIDGET_MIN_HEIGHT* screen density) value doesn't seem to 
> relate to anything, it is far too small for the actual widget height, and 
> the (OPTION_APPWIDGET_MAX_WIDTH* screen density) value  is ridiculous, 
> wider than the actual screen resolution. 
>
>
>
>
> On Tuesday, December 30, 2014 12:28:27 AM UTC+8, Dusk Jockeys Android Apps 
> wrote:
>
>> The docs refer to the following:
>>
>> onAppWidgetOptionsChanged() 
>>
>> This is called when the widget is first placed and any time the widget is 
>> resized. You can use this callback to show or hide content based on the 
>> widget's size ranges. You get the size ranges by calling 
>> getAppWidgetOptions(), which returns a Bundle that includes the following:
>> •OPTION_APPWIDGET_MIN_WIDTH—Contains the lower bound on the current 
>> width, in dp units, of a widget instance.
>> •OPTION_APPWIDGET_MIN_HEIGHT—Contains the lower bound on the current 
>> height, in dp units, of a widget instance.
>> •OPTION_APPWIDGET_MAX_WIDTH—Contains the upper bound on the current 
>> width, in dp units, of a widget instance.
>> •OPTION_APPWIDGET_MAX_HEIGHT—Contains the upper bound on the current 
>> width, in dp units, of a widget instance.
>>
>> Can anyone explain what these ranges actually mean, and why there is a 
>> range at all, as opposed to the actual resized values. 
>>
>> Because if I look at the values after a resize and compare it to the 
>> screen area covered by the widget, the results seem very strange.
>>
>> The actual widget width in pixels corresponds 
>> to OPTION_APPWIDGET_MIN_WIDTH * screen density.
>> The actual widget width in pixels corresponds to 
>> OPTION_APPWIDGET_MAX_HEIGHT * screen density.
>>
>> Yep, you read that right, the MIN width, but the MAX height!?
>>
>> I want to work out the general size and aspect ratio of the resized 
>> widget so I can adjust the layout, as recommended by the docs, but just 
>> getting the widget size seems unnecessarily opaque. 
>>
>> Does anyone know?
>>
>> Thanks
>> James
>>
>

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