Screen

Definition

[h2]qg.getScreenBrightness(Object object)

• Description

  Obtains the screen brightness.

• Parameters in object

  Parameter	Type	Mandatory	Description
  success	function	No	Callback function triggered upon a successful API call. For details, please refer to Parameters in the success callback function.
  fail	function	No	Callback function triggered upon a failed API call.
  complete	function	No	If a function is passed, it will be called regardless of whether the API call succeeds or fails.

  • Parameters in the success callback function

    Parameter	Type	Description
    value	number	Screen brightness. The value ranges from 0 to 1, where 0 indicates the darkest and 1 indicates the brightest.

• Sample code

  qg.getScreenBrightness({
          success : function (res) {
                  console.log("getScreenBrightness success value = " + res.value);
          },
          fail:function(){
                  console.log("getScreenBrightness fail");
          },
          complete:function() {
                  console.log("getScreenBrightness complete");
          }
  });

[h2]qg.setKeepScreenOn(Object object)

• Description

  Sets whether to keep the screen steady on.

• Parameters in object

  Parameter	Type	Mandatory	Description
  keepScreenOn	boolean	Yes	Indicates whether to keep the screen steady on.
  success	function	No	Callback function triggered upon a successful API call.
  fail	function	No	Callback function triggered upon a failed API call.
  complete	function	No	If a function is passed, it will be called regardless of whether the API call succeeds or fails.

• Sample code

  qg.setKeepScreenOn({
          keepScreenOn : true ,
          success : function () {
                  console.log("setKeepScreenOn success" );
          },
          fail:function(){
                  console.log("setKeepScreenOn fail");
          },
          complete:function() {
                  console.log("setKeepScreenOn complete");
          }
  });

[h2]qg.setScreenBrightness(Object object)

• Description

  Sets the screen brightness.

• Parameters in object

  Parameter	Type	Mandatory	Description
  value	number	Yes	Screen brightness. The value ranges from 0 to 1, where 0 indicates the darkest and 1 indicates the brightest.
  success	function	No	Callback function triggered upon a successful API call.
  fail	function	No	Callback function triggered upon a failed API call.
  complete	function	No	If a function is passed, it will be called regardless of whether the API call succeeds or fails.

• Sample code

  qg.setScreenBrightness({
           value: 0.5,
           success: function () {
                  console.log("setScreenBrightness success");
           },
           fail: function () {
                  console.log("setScreenBrightness fail");
           },
           complete: function () {
                  console.log("setScreenBrightness complete");
           }
  });