Display apparatus and controlling method thereof

A display apparatus, comprising:

• a display;
• a single physical button;
• and
• one or more processors configured to:
• in response to receiving a first user input via the single physical button, control the display to simultaneously display a plurality of menu items including a power menu item, a volume up menu item, a volume down menu item, a channel up menu item, and a channel down menu item;
• receive a second user input via the single physical button, while the plurality of menu items are displayed on the display and a selection user interface (UI) is located on one menu item of the plurality of menu items;
• in response to the second user input received via the single physical button being identified as a short click input, control to move the selection UI from the one menu item of the plurality of menu items to another menu item of the plurality of menu items;
• in response to the second user input received via the single physical button being identified as a long press input, control to select the one menu item among the plurality of menu items in which the selection UI is located and to execute a function corresponding to the selected one menu item;
• and
• in response to an execution of the function, control the display to display a setting UI indicating a current setting value of the function, the setting UI being displayed together with the plurality of menu items,
• wherein the setting UI is either a first setting UI or a second setting UI, the first setting UI corresponding to the volume up menu item and the volume down menu item, and the second setting UI corresponding to the channel up menu item and the channel down menu item.

A display apparatus comprising:

• a display;
• a single physical button;
• and
• one or more processors configured to:
• in response to receiving a first user input via the single physical button, control the display to simultaneously display a plurality of menu items including a power menu item, a volume up menu item, a volume down menu item, a channel up menu item, and a channel down menu item;
• receive a second user input via the single physical button, while the plurality of menu items are displayed on the display and a selection user interface (UI) is located on one menu item of the plurality of menu items;
• in response to the second user input received via the single physical button being identified as a short click input, control to move the selection UI from the one menu item of the plurality of menu items to another menu item of the plurality of menu items;
• in response to the second user input received via the single physical button being identified as a long press input, control to select the one menu item of the plurality of menu items in which the selection UI is located and to execute a function corresponding to the selected one menu item;
• and
• in response to an execution of the function, control the display to display a setting UI indicating a current setting value of the function, the setting UI being displayed together with the plurality of menu items,
• wherein the setting UI is either a first setting UI or a second setting UI, the first setting UI including text information and graphical information, and the second setting UI including text information only.

A display apparatus comprising:

• a display;
• a single physical button;
• and
• one or more processors configured to:
• in response to receiving a first user input via the single physical button, control the display to simultaneously display a plurality of menu items including a power menu item, a volume up menu item, a volume down menu item, a channel up menu item, and a channel down menu item;
• receive a second user input via the single physical button, while the plurality of menu items are displayed on the display and a selection user interface (UI) is located on the volume up menu item;
• in response to the second user input received via the single physical button being identified as a short click input while the selection UI is located on the volume up menu item, control to move the selection UI from the volume up menu item to the volume down menu item;
• and
• in response to a user operation of pressing the single physical button being identified as a long press input while the selection UI is located on the volume up menu item, control to select the volume up menu to execute a volume control function corresponding to the volume up menu item,
• wherein while the plurality of menu items are displayed on the display, a guide UI is displayed together with the plurality of menu items, the guide UI indicating a first function corresponding to the short click input and a second function corresponding to the long press input.