Information processing apparatus and display device swetching method
First Claim
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1. An information processing apparatus comprising:
- a display device;
a connection interface for an external display device;
means for generating a signal for displaying an image displayed on the display device on the external display device connected via the connection interface; and
means for, when the image is displayed on the external display device in response to the signal generated by the generating means, displaying specific information on the display device.
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Abstract
A graphics controller acquires, from an external display device, information which is set in the display device and is required to determine the availability/non-availability of a display switching process, upon reception of a display switching instruction command from a CPU via a graphic memory controller hub. The graphics controller determines based on the acquired information and information of contents, which are to undergo the display switching process and held by the graphics controller, if the display switching process can be immediately executed in the current state.
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Citations
11 Claims
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1. An information processing apparatus comprising:
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a display device;
a connection interface for an external display device;
means for generating a signal for displaying an image displayed on the display device on the external display device connected via the connection interface; and
means for, when the image is displayed on the external display device in response to the signal generated by the generating means, displaying specific information on the display device. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A display switching method of an information processing apparatus, comprising:
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displaying specific information with regard to display switching on a first display device; and
displaying an image which is currently displayed on the first display device of the information processing apparatus on a second display device externally connected to the information processing apparatus. - View Dependent Claims (10, 11)
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8. A display switching method of an information processing apparatus, comprising:
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determining, when an image which is currently displayed on a first display device of the information processing apparatus is displayed on a second display device externally connected to the information processing apparatus, if the image can be displayed on the second display device, and displaying, when the image cannot be displayed on the second display device, specific information on the first display device. - View Dependent Claims (9)
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Specification