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輸入控制限制

InputControl必需 false

				
					{"blocks":"<xml xmlns=\"https://developers.google.com/blockly/xml\"><block type=\"Control_ChangeableInputControl_setInputRequired\"><value name=\"this\"><block type=\"variables_get\"><field name=\"VAR\">inputControl</field></block></value><value name=\"isRequired\"><shadow type=\"logic_boolean\"><field name=\"BOOL\">FALSE</field></shadow></value></block></xml>"}
				
			

這積木是用作在選項設為true時,限制用家輸入數值。

參數:

          • 螢幕項目(輸入控制)

          • 顯示設定:布林值(True/False[預設])

輸出: N/A
示例代碼:

				
					{"blocks":"<xml xmlns=\"https://developers.google.com/blockly/xml\"><variables><variable>mainLayout</variable><variable>mainScreen</variable><variable>inputControl</variable></variables><block type=\"pxt-on-start\" x=\"0\" y=\"0\"><statement name=\"HANDLER\"><block type=\"variables_set\"><field name=\"VAR\">mainLayout</field><value name=\"VALUE\"><shadow type=\"math_number\"><field name=\"NUM\">0</field></shadow><block type=\"ScreenItem_createLayout\"/></value><next><block type=\"variables_set\"><field name=\"VAR\">mainScreen</field><value name=\"VALUE\"><shadow type=\"math_number\"><field name=\"NUM\">0</field></shadow><block type=\"Screen_create\"><value name=\"label\"><shadow type=\"text\"><field name=\"TEXT\">Main</field></shadow></value><value name=\"layout\"><block type=\"variables_get\"><field name=\"VAR\">mainLayout</field></block></value></block></value><next><block type=\"variables_set\"><field name=\"VAR\">inputControl</field><value name=\"VALUE\"><shadow type=\"math_number\"><field name=\"NUM\">0</field></shadow><block type=\"Control_createTextInput\"><field name=\"type\">TextInputType.Email</field></block></value><next><block type=\"Control_ChangeableInputControl_setInputRequired\"><value name=\"this\"><block type=\"variables_get\"><field name=\"VAR\">inputControl</field></block></value><value name=\"isRequired\"><shadow type=\"logic_boolean\"><field name=\"BOOL\">FALSE</field></shadow></value><next><block type=\"ScreenItem_Layout_add\"><value name=\"this\"><block type=\"variables_get\"><field name=\"VAR\">mainLayout</field></block></value><value name=\"item\"><block type=\"variables_get\"><field name=\"VAR\">inputControl</field></block></value></block></next></block></next></block></next></block></next></block></statement></block></xml>"}
				
			

當變數條件設為false時的輸出結局:

當變數條件設為true時的輸出結局: