diff options
Diffstat (limited to 'examples/quick/demos/calqlatr/content/calculator.js')
-rw-r--r-- | examples/quick/demos/calqlatr/content/calculator.js | 43 |
1 files changed, 22 insertions, 21 deletions
diff --git a/examples/quick/demos/calqlatr/content/calculator.js b/examples/quick/demos/calqlatr/content/calculator.js index 906cb9d3b7..841ba9414c 100644 --- a/examples/quick/demos/calqlatr/content/calculator.js +++ b/examples/quick/demos/calqlatr/content/calculator.js @@ -38,7 +38,6 @@ ** ****************************************************************************/ - var curVal = 0 var memory = 0 var lastOp = "" @@ -46,9 +45,13 @@ var previousOperator = "" var digits = "" function disabled(op) { - if (op == "." && digits.toString().search(/\./) != -1) { + if (digits == "" && !((op >= "0" && op <= "9") || op == ".")) + return true + else if (op == '=' && previousOperator.length != 1) return true - } else if (op == window.squareRoot && digits.toString().search(/-/) != -1) { + else if (op == "." && digits.toString().search(/\./) != -1) { + return true + } else if (op == "√" && digits.toString().search(/-/) != -1) { return true } else { return false @@ -59,7 +62,7 @@ function digitPressed(op) { if (disabled(op)) return - if (digits.toString().length >= 8) + if (digits.toString().length >= display.maxDigits) return if (lastOp.toString().length == 1 && ((lastOp >= "0" && lastOp <= "9") || lastOp == ".") ) { digits = digits + op.toString() @@ -77,6 +80,12 @@ function operatorPressed(op) return lastOp = op + if (op == "±") { + digits = Number(digits.valueOf() * -1) + display.setDigit(display.displayNumber(digits)) + return + } + if (previousOperator == "+") { digits = Number(digits.valueOf()) + Number(curVal.valueOf()) } else if (previousOperator == "−") { @@ -85,7 +94,6 @@ function operatorPressed(op) digits = Number(curVal) * Number(digits.valueOf()) } else if (previousOperator == "÷") { digits = Number(curVal) / Number(digits.valueOf()) - } else if (previousOperator == "=") { } if (op == "+" || op == "−" || op == "×" || op == "÷") { @@ -97,10 +105,7 @@ function operatorPressed(op) } if (op == "=") { - if (digits.toString().length >= 9) - digits = digits.toExponential(2) - - display.newLine("=", digits.toString()) + display.newLine("=", digits.valueOf()) } curVal = 0 @@ -114,12 +119,9 @@ function operatorPressed(op) digits = (Math.abs(digits.valueOf())).toString() } else if (op == "Int") { digits = (Math.floor(digits.valueOf())).toString() - } else if (op == "±") { - digits = (digits.valueOf() * -1).toString() - display.clear() - display.appendDigit(digits) } else if (op == "√") { - digits = (Math.sqrt(digits.valueOf())).toString() + digits = Number(Math.sqrt(digits.valueOf())) + display.newLine("√", digits.valueOf()) } else if (op == "mc") { memory = 0; } else if (op == "m+") { @@ -134,17 +136,16 @@ function operatorPressed(op) display.appendDigit(digits) } else if (op == "Off") { Qt.quit(); - } else if (op == "C") { + } + + // Reset the state on 'C' operator or after + // an error occurred + if (op == "C" || display.isError) { display.clear() curVal = 0 memory = 0 lastOp = "" - digits ="0" - } else if (op == "AC") { - curVal = 0 - memory = 0 - lastOp = "" - digits ="0" + digits = "" } } |