Electronic device and screen content sharing method

摘要

An electronic device and a screen content sharing method thereof are provided, adapted for sharing screen content between the electronic device and an external display device. The method includes the following steps. A current screen is displayed. A work mode of the electronic device according to connection status between the electronic device and the external display device is determined. A touch position and a touch mode of a touch action on the touch screen are determined according to the touch action received by the touch screen. A connection management program is executed, and the electronic device is controlled to enter a touch pad projection mode. When the connection management program is executed, the current screen is transmitted to the external display device so as to display the current screen, and a cursor is projected on the current screen displayed by the external display device according to the touch position.

主权项

1. An electronic device for sharing a screen content to an external display device, comprising:
a touch screen to display a current screen; a first connection interface connected to a second connection interface of the external display device; a transceiving unit electrically connected to the first connection interface; and a control unit coupled to the transceiving unit and the touch screen, and configured to determine a touch position and a touch mode of a touch action currently on the touch screen and a work mode of the electronic device respectively according to the touch action being received by the touch screen and a connection status between the first connection interface and the second connection interface; wherein, the control unit is further configured to execute a connection management program in which the electronic device enables the work mode into a touch pad projection mode when the connection between the first connection interface and the second connection interface is completed and the connection management program is executed by the control unit; and in the touch pad projection mode, the control unit transmits the current screen to the external display device through the transceiving unit so as to display the current screen on a projection screen of the external display device, and projects a cursor to be displayed on the current screen to the projection screen of the external display device according to the touch position; wherein the control unit controls the touch screen to enter a power-saving mode when the electronic device is controlled by the control unit to enable the work mode into the touch pad projection mode, wherein in the power-saving mode, the current screen is not displayed on the touch screen while touch functions of the touch screen remains workable; and wherein the control unit provides a software button to be displayed on the projection screen, the control unit controls the touch screen to exit the power-saving mode when a click action is performed on a position of the touch screen which is corresponding to the software button displayed on the projection screen.