From 498301a72093877a1181aa2ca0c2673df47af116 Mon Sep 17 00:00:00 2001
From: yonghye <robotmanyh@gmail.com>
Date: Thu, 1 Nov 2018 10:34:18 +0900
Subject: [PATCH] Bug Fix: Table widget header not visible on Ubuntu

---
 mainwindow.cpp | 11 +++++++++--
 mainwindow.h   |  3 +++
 mainwindow.ui  | 16 +++++++++++-----
 3 files changed, 23 insertions(+), 7 deletions(-)

diff --git a/mainwindow.cpp b/mainwindow.cpp
index 8430718..65ab831 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -34,8 +34,6 @@ MainWindow::MainWindow(QWidget *parent) :
     connect(new QShortcut(QKeySequence(Qt::Key_D), this), SIGNAL(activated()), this, SLOT(next_img()));
     connect(new QShortcut(QKeySequence(Qt::Key_Space), this), SIGNAL(activated()), this, SLOT(next_img()));
 
-    ui->tableWidget_label->horizontalHeader()->setStyleSheet("");
-    disconnect(ui->tableWidget_label->horizontalHeader(), SIGNAL(sectionPressed(int)),ui->tableWidget_label, SLOT(selectColumn(int)));
 }
 
 MainWindow::~MainWindow()
@@ -290,6 +288,7 @@ void MainWindow::pjreddie_style_msgBox(QMessageBox::Icon icon, QString title, QS
     msgBox.setFont(font);
     msgBox.button(QMessageBox::Ok)->setFont(font);
     msgBox.button(QMessageBox::Ok)->setStyleSheet("border-style: outset; border-width: 2px; border-color: rgb(0, 255, 0); color : rgb(0, 255, 0);");
+    msgBox.button(QMessageBox::Ok)->setFocusPolicy(Qt::ClickFocus);
     msgBox.setStyleSheet("background-color : rgb(34, 0, 85); color : rgb(0, 255, 0);");
 
     msgBox.exec();
@@ -387,3 +386,11 @@ void MainWindow::on_horizontalSlider_images_sliderMoved(int position)
 void MainWindow::on_horizontalSlider_images_sliderPressed()
 {
 }
+
+void MainWindow::init_tableWidget()
+{
+    ui->tableWidget_label->horizontalHeader()->setVisible(true);
+    ui->tableWidget_label->horizontalHeader()->setStyleSheet("");
+
+    disconnect(ui->tableWidget_label->horizontalHeader(), SIGNAL(sectionPressed(int)),ui->tableWidget_label, SLOT(selectColumn(int)));
+}
diff --git a/mainwindow.h b/mainwindow.h
index cf590fd..cd425ba 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -60,6 +60,9 @@ private:
     QStringList     m_labelNameList;
     int             m_labelIndex;
 
+
+    void            init_tableWidget();
+
     void            init();
 
     void            img_open(const int);
diff --git a/mainwindow.ui b/mainwindow.ui
index 2ff7bbc..e18c764 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -433,10 +433,16 @@ border-color: rgb(0, 255, 255);</string>
              <widget class="QCheckBox" name="checkBox_cropping">
               <property name="minimumSize">
                <size>
-                <width>90</width>
+                <width>100</width>
                 <height>21</height>
                </size>
               </property>
+              <property name="maximumSize">
+               <size>
+                <width>100</width>
+                <height>16777215</height>
+               </size>
+              </property>
               <property name="font">
                <font>
                 <weight>75</weight>
@@ -473,13 +479,13 @@ border-color: rgb(0, 255, 255);</string>
                 <property name="minimumSize">
                  <size>
                   <width>41</width>
-                  <height>12</height>
+                  <height>15</height>
                  </size>
                 </property>
                 <property name="maximumSize">
                  <size>
                   <width>16777215</width>
-                  <height>12</height>
+                  <height>15</height>
                  </size>
                 </property>
                 <property name="font">
@@ -507,7 +513,7 @@ border-color: rgb(0, 255, 255);</string>
                 </property>
                 <property name="minimumSize">
                  <size>
-                  <width>640</width>
+                  <width>545</width>
                   <height>70</height>
                  </size>
                 </property>
@@ -660,7 +666,7 @@ QTableView {
            <number>2</number>
           </property>
           <attribute name="horizontalHeaderVisible">
-           <bool>false</bool>
+           <bool>true</bool>
           </attribute>
           <attribute name="horizontalHeaderHighlightSections">
            <bool>false</bool>