diff --git a/CoordinateSetter/CoordinateSetter.pro b/CoordinateSetter/CoordinateSetter.pro
new file mode 100644
index 0000000..632757f
--- /dev/null
+++ b/CoordinateSetter/CoordinateSetter.pro
@@ -0,0 +1,20 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2014-11-20T19:55:37
+#
+#-------------------------------------------------
+
+QT += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = CoordinateSetter
+TEMPLATE = app
+
+
+SOURCES += main.cpp\
+ coordinatesetter.cpp
+
+HEADERS += coordinatesetter.h
+
+FORMS += coordinatesetter.ui
diff --git a/CoordinateSetter/CoordinateSetter.pro.user b/CoordinateSetter/CoordinateSetter.pro.user
new file mode 100644
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diff --git a/CoordinateSetter/coordinatesetter.cpp b/CoordinateSetter/coordinatesetter.cpp
new file mode 100644
index 0000000..4023cba
--- /dev/null
+++ b/CoordinateSetter/coordinatesetter.cpp
@@ -0,0 +1,83 @@
+#include "coordinatesetter.h"
+#include "ui_coordinatesetter.h"
+
+CoordinateSetter::CoordinateSetter(QList *coords,
+ QWidget *parent) :
+ QDialog(parent),
+ ui(new Ui::CoordinateSetter)
+{
+ ui->setupUi(this);
+
+ coordinates = coords;
+
+ //创建0行两列
+ tableWidget = new QTableWidget(0, 2);
+ tableWidget->setHorizontalHeaderLabels(
+ QStringList() << tr("X") << tr("Y"));
+
+ for (int row = 0; row < coordinates->count(); ++row) {
+ QPointF point = coordinates->at(row);
+ //新增一行并显示行的内容
+ addRow();
+ tableWidget->item(row, 0)->setText(QString::number(point.x()));
+ tableWidget->item(row, 1)->setText(QString::number(point.y()));
+ }
+
+ buttonBox = new QDialogButtonBox(Qt::Horizontal);
+ QPushButton *addRowButton = buttonBox->addButton(tr("&Add Row"),
+ QDialogButtonBox::ActionRole);
+ buttonBox->addButton(QDialogButtonBox::Ok);
+ buttonBox->addButton(QDialogButtonBox::Cancel);
+
+ connect(addRowButton, SIGNAL(clicked()), this, SLOT(addRow()));
+ connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
+ connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
+
+ QVBoxLayout *mainLayout = new QVBoxLayout;
+ mainLayout->addWidget(tableWidget);
+ mainLayout->addWidget(buttonBox);
+ setLayout(mainLayout);
+
+ setWindowTitle(tr("Coordinate Setter"));
+}
+
+CoordinateSetter::~CoordinateSetter()
+{
+ delete ui;
+}
+
+
+//done的作用是当用户按下OK或者cancel后，执行的动作
+void CoordinateSetter::done(int result)
+{
+ //当接收到Accepted信号后，将数据存入coordinates中
+ if (result == QDialog::Accepted) {
+ coordinates->clear();
+ for (int row = 0; row < tableWidget->rowCount(); ++row) {
+ double x = tableWidget->item(row, 0)->text().toDouble();
+ double y = tableWidget->item(row, 1)->text().toDouble();
+ coordinates->append(QPointF(x, y));
+ }
+ }
+ QDialog::done(result);
+}
+
+void CoordinateSetter::addRow()
+{
+ int row = tableWidget->rowCount();
+
+ //在row后面插入一行，此时tableWidget为新增的一行
+ tableWidget->insertRow(row);
+
+ //设置第一列
+ QTableWidgetItem *item0 = new QTableWidgetItem;
+ item0->setTextAlignment(Qt::AlignRight | Qt::AlignVCenter);
+ tableWidget->setItem(row, 0, item0);
+
+ //设置第二列
+ QTableWidgetItem *item1 = new QTableWidgetItem;
+ item1->setTextAlignment(Qt::AlignRight | Qt::AlignVCenter);
+ tableWidget->setItem(row, 1, item1);
+
+ tableWidget->setCurrentItem(item0);
+}
diff --git a/CoordinateSetter/coordinatesetter.h b/CoordinateSetter/coordinatesetter.h
new file mode 100644
index 0000000..380c73b
--- /dev/null
+++ b/CoordinateSetter/coordinatesetter.h
@@ -0,0 +1,36 @@
+#ifndef COORDINATESETTER_H
+#define COORDINATESETTER_H
+
+#include
+#include
+#include
+#include
+#include
+
+namespace Ui {
+class CoordinateSetter;
+}
+
+class CoordinateSetter : public QDialog
+{
+ Q_OBJECT
+
+public:
+ CoordinateSetter(QList *coords, QWidget *parent = 0);
+ ~CoordinateSetter();
+
+ void done(int result);
+
+private slots:
+ void addRow();
+
+private:
+ QTableWidget *tableWidget;
+ QDialogButtonBox *buttonBox;
+ QList *coordinates;
+
+private:
+ Ui::CoordinateSetter *ui;
+};
+
+#endif // COORDINATESETTER_H
diff --git a/CoordinateSetter/coordinatesetter.ui b/CoordinateSetter/coordinatesetter.ui
new file mode 100644
index 0000000..8048997
--- /dev/null
+++ b/CoordinateSetter/coordinatesetter.ui
@@ -0,0 +1,20 @@
+
+ CoordinateSetter
+
+
+
+ 0
+ 0
+ 400
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+
+
+ CoordinateSetter
+
+
+
+
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+
+
diff --git a/CoordinateSetter/main.cpp b/CoordinateSetter/main.cpp
new file mode 100644
index 0000000..29acb20
--- /dev/null
+++ b/CoordinateSetter/main.cpp
@@ -0,0 +1,22 @@
+#include "coordinatesetter.h"
+#include
+
+int main(int argc, char *argv[])
+{
+ QApplication a(argc, argv);
+ QList coordinates;
+ coordinates << QPointF(0.0, 0.9)
+ << QPointF(0.2, 11.0)
+ << QPointF(0.4, 15.4)
+ << QPointF(0.6, 12.9)
+ << QPointF(0.8, 8.5)
+ << QPointF(1.0, 7.1)
+ << QPointF(1.2, 4.0)
+ << QPointF(1.4, 13.6)
+ << QPointF(1.6, 22.2)
+ << QPointF(1.8, 22.2);
+ CoordinateSetter coordinateSetter(&coordinates);
+ coordinateSetter.show();
+
+ return a.exec();
+}