Create branch to allow shortcuts for buttons. Partial rewrite :(CalculatorButton

git-svn-id: svn://mattst88.com/svn/calculator/branches/CalculatorButton@9 40705d3a-cdd4-446d-8ced-669f9f7342eb

1 files changed, 133 insertions, 0 deletions

diff --git a/CalculatorWindow.cpp b/CalculatorWindow.cpp
new file mode 100644
index 0000000..ebbbc77
--- /dev/null
+++ b/CalculatorWindow.cpp
@@ -0,0 +1,133 @@
+#include "skyos/vkey.h"
+
+#include "CalculatorWindow.h"
+#include "CalculatorButton.h"
+
+CalculatorWindow::CalculatorWindow(	const Rect &rFrame,
+						const String& szTitle,
+						unsigned int nWindowLayoutFlags,
+						unsigned int uiFlags
+	): ApplicationWindow(rFrame, szTitle, nWindowLayoutFlags, 0, uiFlags)
+{	
+	Clear();
+		
+	pText = new TextView(this, Rect(15, 30, 160, 50), WINDOW_LAYOUT_FOLLOW_RIGHT, TEXTVIEW_FLAG_SINGLE_LINE);
+	pText->Enable(false);
+	pText->Set("0.0");
+	
+	CalculatorButton	* pCalculatorButton;
+	
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(15, 60), Point(40, 82)), "7", 0, VKEY_KEYPAD_7);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(45, 60), Point(70, 82)), "8", 0, VKEY_KEYPAD_8);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(75, 60), Point(100, 82)), "9", 0, VKEY_KEYPAD_9);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(105, 60), Point(160, 82)), "Clear", 0, VKEY_BACKSPACE);
+	
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(15, 87), Point(40, 109)), "4", 0, VKEY_KEYPAD_4);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(45, 87), Point(70, 109)), "5", 0, VKEY_KEYPAD_5);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(75, 87), Point(100, 109)), "6", 0, VKEY_KEYPAD_6);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(105, 87), Point(130, 109)), "+", 0, VKEY_KEYPAD_PLUS);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(135, 87), Point(160, 109)), "-", 0, VKEY_KEYPAD_MINUS);
+	
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(15, 114), Point(40, 136)), "1", 0, VKEY_KEYPAD_1);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(45, 114), Point(70, 136)), "2", 0, VKEY_KEYPAD_2);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(75, 114), Point(100, 136)), "3", 0, VKEY_KEYPAD_3);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(105, 114), Point(130, 136)), "\u00D7", 0, VKEY_KEYPAD_MULT);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(135, 114), Point(160, 136)), "\u00F7", 0, VKEY_KEYPAD_DIVIDE);
+	
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(15, 141), Point(40, 163)), "0", 0, VKEY_KEYPAD_0);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(45, 141), Point(70, 163)), ".", 0, VKEY_KEYPAD_SPERATOR); // FIXME: SPERATOR (sic)
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(75, 141), Point(100, 164)), "\u00B1", 0);
+	pCalculatorButton = new CalculatorButton(this, Rect(Point(105, 141), Point(160, 164)), "=", 0, VKEY_KEYPAD_ENTER);
+}
+
+void CalculatorWindow::OnCommand(const MessageCommand *pMessage) {
+	const String minus = String("-");
+	const String point = String(".");
+	char c[2] = {'0', '\0'};
+	int message = pMessage->GetID();
+	
+	line = pText->GetDocument()->GetLine(0);
+	
+	switch (message) {
+		case BUTTON_ZERO:
+		case BUTTON_ONE:
+		case BUTTON_TWO:
+		case BUTTON_THREE:
+		case BUTTON_FOUR:
+		case BUTTON_FIVE:
+		case BUTTON_SIX:
+		case BUTTON_SEVEN:
+		case BUTTON_EIGHT:
+		case BUTTON_NINE:
+			c[0] += message;
+			if (new_operand) {
+				pText->Set((const char *)&c);
+				new_operand = false;
+			} else {
+				pText->Append((const char *)&c);
+			}
+			break;
+		case BUTTON_PLUS:
+		case BUTTON_MINUS:
+		case BUTTON_TIMES:
+		case BUTTON_DIVIDE:
+		case BUTTON_EQUALS:
+			doOperation(message);
+			break;
+		case BUTTON_POINT:
+/*			if(line->find(point)) { // FIXME: figure out how to do this more directly
+				pText->Append(point);
+			}*/
+			if (!strchr(line->c_str(), '.')) {
+				pText->Append(point);
+			}
+			break;
+		case BUTTON_SIGN:
+			if (line->c_str()[0] != '-') {
+				pText->Insert(minus, Point(0, 0));
+			} else {
+				pText->Remove(Point(0,0));
+			}
+			break;
+		case BUTTON_CLEAR:
+			Clear();
+			pText->Set("0.0");
+			break; 
+	}
+	printf("line: %s; total: %.0f; operand: %.0f; operator: %d\n", line->c_str(), total, operand, operation);
+}
+
+void CalculatorWindow::Clear() {
+	operation = BUTTON_PLUS;
+	total = 0.0;
+	operand = 0.0;
+	new_operand = true;
+}
+
+void CalculatorWindow::doOperation(int next_operation) {
+	char str[32] = {0};
+	
+	operand = atof(line->c_str());
+	
+	switch (operation) {
+		case BUTTON_PLUS:
+			total += operand;
+			break;
+		case BUTTON_MINUS:
+			total -= operand;
+			break;
+		case BUTTON_TIMES:
+			total *= operand;
+			break;
+		case BUTTON_DIVIDE:
+			total /= operand;
+			break;
+	}
+	snprintf(str, 32, "%f", total);
+	pText->Set((const char *)&str);
+
+	operation = next_operation;
+	operand = 0.0;
+	new_operand = true;
+}
+