diff --git a/Classes/Reconstruction.cpp b/Classes/Reconstruction.cpp
index 49823a1..53ccf8e 100644
--- a/Classes/Reconstruction.cpp
+++ b/Classes/Reconstruction.cpp
@@ -1,22 +1,31 @@
 #include "Reconstruction.h"
 #include <QMessageBox>
 #include <QFileDialog>
+#include <QColorDialog>
 
 Reconstruction::Reconstruction(QWidget *parent)
 	: QMainWindow(parent)
 {
 	ui.setupUi(this);
 	ui.stackedWidget->setCurrentIndex(0);
-	connect(ui.pushButton, SIGNAL(clicked()), this, SLOT(on_pushButton_clicked()));
-	connect(ui.pushButton_2, SIGNAL(clicked()), this, SLOT(on_pushButton_2_clicked()));
-	connect(ui.pushButton_3, SIGNAL(clicked()), this, SLOT(on_pushButton_3_clicked()));
-	connect(ui.pushButton_4, SIGNAL(clicked()), this, SLOT(on_pushButton_4_clicked()));
-	connect(ui.pushButton_5, SIGNAL(clicked()), this, SLOT(on_pushButton_5_clicked()));
-	connect(ui.pushButton_6, SIGNAL(clicked()), this, SLOT(on_pushButton_6_clicked()));
-	connect(ui.pushButton_7, SIGNAL(clicked()), this, SLOT(on_pushButton_7_clicked()));
-	connect(ui.pushButton_8, SIGNAL(clicked()), this, SLOT(on_pushButton_8_clicked()));
-	connect(ui.pushButton_9, SIGNAL(clicked()), this, SLOT(on_pushButton_9_clicked()));
-	connect(ui.pushButton_10, SIGNAL(clicked()), this, SLOT(on_pushButton_10_clicked()));
+	/* 如果用on_XXX_clicked()定义槽，Qt的元对象QMetaObject会自动的寻找相关的信号并链接，不能再用connect()链接了，否则就会连接两次。
+	 connect(ui.pushButton, SIGNAL(clicked()), this, SLOT(on_pushButton_clicked()));
+	 connect(ui.pushButton_2, SIGNAL(clicked()), this, SLOT(on_pushButton_2_clicked()));
+	 connect(ui.pushButton_3, SIGNAL(clicked()), this, SLOT(on_pushButton_3_clicked()));
+	 connect(ui.pushButton_4, SIGNAL(clicked()), this, SLOT(on_pushButton_4_clicked()));
+	 connect(ui.pushButton_5, SIGNAL(clicked()), this, SLOT(on_pushButton_5_clicked()));
+	 connect(ui.pushButton_6, SIGNAL(clicked()), this, SLOT(on_pushButton_6_clicked()));
+	 connect(ui.pushButton_7, SIGNAL(clicked()), this, SLOT(on_pushButton_7_clicked()));
+	 connect(ui.pushButton_8, SIGNAL(clicked()), this, SLOT(on_pushButton_8_clicked()));
+	 connect(ui.pushButton_9, SIGNAL(clicked()), this, SLOT(on_pushButton_9_clicked()));
+	 connect(ui.pushButton_10, SIGNAL(clicked()), this, SLOT(on_pushButton_10_clicked()));
+	 connect(ui.pushButton_11, SIGNAL(clicked()), this, SLOT(on_pushButton_11_clicked()));
+	 connect(ui.pushButton_12, SIGNAL(clicked()), this, SLOT(on_pushButton_12_clicked()));
+	 connect(ui.pushButton_13, SIGNAL(clicked()), this, SLOT(on_pushButton_13_clicked()));
+	 connect(ui.pushButton_14, SIGNAL(clicked()), this, SLOT(on_pushButton_14_clicked()));
+	 connect(ui.pushButton_15, SIGNAL(clicked()), this, SLOT(on_pushButton_15_clicked()));
+	 connect(ui.pushButton_16, SIGNAL(clicked()), this, SLOT(on_pushButton_16_clicked()));
+	*/
 }
 
 #pragma region 相机标定按钮
@@ -37,7 +46,19 @@ void Reconstruction::on_pushButton_3_clicked()
 
 void Reconstruction::on_pushButton_5_clicked()
 {
-	// todo 添加图像
+	// 添加图像
+	QString fileName = QFileDialog::getOpenFileName(
+		this, tr("open multiple image file"),
+		"./", tr("Image files(*.bmp *.jpg *.pbm *.pgm *.png *.ppm *.xbm *.xpm);;All files (*.*)"));		// todo 文件类型待确认
+
+	if (fileName.isEmpty())
+	{
+		QMessageBox mesg;
+		mesg.warning(this, "WARNING", "Failed to open picture");
+		return;
+	}
+
+	// todo 将文件存储在某变量中
 }
 
 void Reconstruction::on_pushButton_6_clicked()
@@ -59,7 +80,7 @@ void Reconstruction::on_pushButton_8_clicked()
 #pragma region 图案投影按钮
 void Reconstruction::on_pushButton_4_clicked()
 {
-	// 选择投影图案 todo 为什么要选两次？
+	// 选择投影图案
 	QString fileName = QFileDialog::getOpenFileName(
 		this, tr("open image file"),
 		"./", tr("Image files(*.bmp *.jpg *.pbm *.pgm *.png *.ppm *.xbm *.xpm);;All files (*.*)"));
@@ -87,4 +108,38 @@ void Reconstruction::on_pushButton_10_clicked()
 #pragma endregion 
 
 #pragma region 三维重建按钮
+void Reconstruction::on_pushButton_11_clicked()
+{
+	// todo 异常点选择
+}
+
+void Reconstruction::on_pushButton_12_clicked()
+{
+	// todo 异常点剔除
+}
+
+void Reconstruction::on_pushButton_13_clicked()
+{
+	// todo 导入点云
+}
+
+void Reconstruction::on_pushButton_14_clicked()
+{
+	// todo 导出结果
+}
+
+void Reconstruction::on_pushButton_15_clicked()
+{
+	// todo 保存截图
+}
+
+void Reconstruction::on_pushButton_16_clicked()
+{
+	// 颜色选取
+	QColor color = QColorDialog::getColor(Qt::black);
+	if (color.isValid()){
+		// qDebug("x:%f, %f, %f",color.redF(), color.greenF(), color.blueF());
+		// todo 颜色选取框已选择颜色color，接下来对color进行处理
+	}
+}
 #pragma endregion 
\ No newline at end of file
diff --git a/Classes/Reconstruction.h b/Classes/Reconstruction.h
index 29b390c..721d18c 100644
--- a/Classes/Reconstruction.h
+++ b/Classes/Reconstruction.h
@@ -24,4 +24,10 @@ private slots:
 	void on_pushButton_8_clicked();
 	void on_pushButton_9_clicked();
 	void on_pushButton_10_clicked();
+	void on_pushButton_11_clicked();
+	void on_pushButton_12_clicked();
+	void on_pushButton_13_clicked();
+	void on_pushButton_14_clicked();
+	void on_pushButton_15_clicked();
+	void on_pushButton_16_clicked();
 };