IApplicationDesignModeSettings::ComputeApplicationSize method (shobjidl_core.h)

Gets the size of the Windows Store app, based on the current set of spoofed settings.

You must call IInitializeWithWindow::Initialize to set a proxy core window before calling this method. For a code example, see Display WinRT UI objects that depend on CoreWindow.

In addition, each of these methods must be called before calling ComputeApplicationSize, or the call will fail.

• SetApplicationViewState
• SetNativeDisplaySize
• SetScaleFactor

Syntax

HRESULT ComputeApplicationSize(
  [out] SIZE *applicationSizePixels
);

Parameters

[out] applicationSizePixels

When this method returns successfully, receives a pointer to the size that the Windows Store app should occupy, based on the current set of spoofed settings.

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code, including the following:

Return code	Description
E_NOT_SET	IInitializeWithWindow::Initialize has not been called to set a proxy core window.

Requirements

Requirement	Value
Minimum supported client	Windows 8 [desktop apps only]
Minimum supported server	Windows Server 2012 [desktop apps only]
Target Platform	Windows
Header	shobjidl_core.h (include Shobjidl.h)
DLL	Twinapi.dll

See also

IApplicationDesignModeSettings