basic func

CMakeLists.txt

@@ -18,6 +18,8 @@ set(PROJECT_SOURCES
         main.cpp
         window.h
         window.cpp
+        cell.h
+        cell.cpp
 )
 
 if(${QT_VERSION_MAJOR} GREATER_EQUAL 6)

Makefile

@@ -142,6 +142,30 @@ sodoku_solver_autogen/fast:
 	$(MAKE) $(MAKESILENT) -f CMakeFiles/sodoku_solver_autogen.dir/build.make CMakeFiles/sodoku_solver_autogen.dir/build
 .PHONY : sodoku_solver_autogen/fast
 
+cell.o: cell.cpp.o
+.PHONY : cell.o
+
+# target to build an object file
+cell.cpp.o:
+	$(MAKE) $(MAKESILENT) -f CMakeFiles/sodoku_solver.dir/build.make CMakeFiles/sodoku_solver.dir/cell.cpp.o
+.PHONY : cell.cpp.o
+
+cell.i: cell.cpp.i
+.PHONY : cell.i
+
+# target to preprocess a source file
+cell.cpp.i:
+	$(MAKE) $(MAKESILENT) -f CMakeFiles/sodoku_solver.dir/build.make CMakeFiles/sodoku_solver.dir/cell.cpp.i
+.PHONY : cell.cpp.i
+
+cell.s: cell.cpp.s
+.PHONY : cell.s
+
+# target to generate assembly for a file
+cell.cpp.s:
+	$(MAKE) $(MAKESILENT) -f CMakeFiles/sodoku_solver.dir/build.make CMakeFiles/sodoku_solver.dir/cell.cpp.s
+.PHONY : cell.cpp.s
+
 main.o: main.cpp.o
 .PHONY : main.o
 
@@ -224,6 +248,9 @@ help:
 	@echo "... rebuild_cache"
 	@echo "... sodoku_solver_autogen"
 	@echo "... sodoku_solver"
+	@echo "... cell.o"
+	@echo "... cell.i"
+	@echo "... cell.s"
 	@echo "... main.o"
 	@echo "... main.i"
 	@echo "... main.s"

cell.cpp

 #include "cell.h"
 #include <QPushButton>
+#include <QDebug>
+#include <QSignalMapper>
 
-Cell::Cell(QWidget *parent) :
- QWidget(parent)
+Cell::Cell(QWidget *parent) : QWidget(parent)
 {
     // Set size of the window
- setFixedSize(100, 50);
-
     // Create and position the button
- m_button = new QPushButton("Hello World", this);
- m_button->setGeometry(10, 10, 80, 30);
+    setAutoFillBackground(true);
+    setStyleSheet("background-color:gray;");
+    setFixedSize(100, 100);
+    // qInfo("width=%d,height=%d",parent->width(),height());
+    float w = width() / 3.0;
+    float h = height() / 3.0;
+    QSignalMapper *mapper = new QSignalMapper(this);
+    connect(mapper, SIGNAL(mapped(int)), this, SLOT(slotButtonClicked(int)));
+    for (char i = 0; i < 9; i++)
+    {
+        states[i] = new QPushButton(QString::number(i), this);
+        states[i]->setGeometry(i%3 * w, i/3 * h, w, h);
+        states[i]->setStyleSheet("border:none");
+        connect(states[i], SIGNAL(clicked()), mapper, SLOT(map()));
+        mapper->setMapping(states[i], i);
+    }
+    collapsed = new QPushButton(this);
+    collapsed->setFixedSize(100, 100);
+    collapsed->setStyleSheet("font-size:44px");
+    collapsed->hide();
+}
+
+void Cell::slotButtonClicked(int x)
+{
+    collapsed->show();
+    collapsed->setText(QString::number(x));
+    emit(collapse(x));
+}
+void Cell::foo(int x)
+{
+    states[x]->hide();
 }
\ No newline at end of file

cell.h

@@ -6,10 +6,19 @@
 class QPushButton;
 class Cell : public QWidget
 {
+    Q_OBJECT
 public:
     explicit Cell(QWidget *parent = 0);
+
 private:
- QPushButton *m_button;
+    QPushButton *states[9];
+    QPushButton *collapsed;
+signals:
+    void collapse(int x);
+public slots:
+    void foo(int x);
+private slots:
+    void slotButtonClicked(int x);
 };
 
 #endif // CELL_H
\ No newline at end of file

window.cpp

 #include "window.h"
 #include <QApplication>
 #include <QStandardPaths>
+#include <QDebug>
 
 Window::Window(QWidget *parent)
     : QWidget{parent}
 {
-    setFixedSize(1600, 900);
     m_counter = 0;
     // quitbutton
     // m_buttonQuit = new QPushButton("quit", this);
     // m_buttonQuit->setGeometry(0, height() - 30, width(), 30);
-
-    for (char x = 0; x < 9; x++)
+    int dx = 0;
+    int dy = 0;
+    for (int x = 0; x < 9; x++)
     {
-        for (char y = 0; y < 1; y++)
+        for (int y = 0; y < 9; y++)
         {
-            grid[x][y] = new QPushButton("x",this);
-            grid[x][y]->setGeometry(x*100,y*100,100,100);
+            if (x == 3)
+                dx = 4;
+            if (x == 6)
+                dx = 8;
+            if (y < 3)
+                dy = 0;
+            if (y >= 3)
+                dy = 4;
+            if (y >= 6)
+                dy = 8;
+            m_cell[x][y] = new Cell(this);
+            m_cell[x][y]->setGeometry(x * 100 + dx, y * 100 + dy, 100, 100);
             /* code */
         }
     }
-
-    // slider
-    // m_slider = new QSlider(this);
-    // m_slider->setOrientation(Qt::Horizontal);
-    // m_slider->setRange(0, 100);
-    // m_slider->setValue(0);
-    // m_slider->setGeometry(10, 20, width() - 10, 20);
-
-    // // progressbar
-    // m_progressBar = new QProgressBar(this);
-    // m_progressBar->setRange(0, 100);
-    // m_progressBar->setValue(0);
-    // m_progressBar->setGeometry(10, 40, width() - 10, 20);
-
-    // // button
-    // m_button = new QPushButton("Hello QT!", this);
-    // m_button->setGeometry(0, 80, width(), 30);
-    // m_button->setCheckable(true);
-
-    // // signals and slots :)
-    // connect(m_button, SIGNAL(clicked(bool)), this, SLOT(slotButtonClicked(bool)));
-    // connect(m_buttonQuit, SIGNAL(clicked()), QApplication::instance(), SLOT(quit()));
-    // connect(m_slider, SIGNAL(valueChanged(int)), m_progressBar, SLOT(setValue(int)));
-    // connect(this, SIGNAL(counterReached()), QApplication::instance(), SLOT(quit()));
+    // init signals
+    for (int x = 0; x < 9; x++)
+    {
+        for (int y = 0; y < 9; y++)
+        {
+            for (int d = 0; d < 9; d++)
+            {
+                connect(m_cell[x][y], SIGNAL(collapse(int)), m_cell[x][d], SLOT(foo(int)));
+                connect(m_cell[x][y], SIGNAL(collapse(int)), m_cell[d][y], SLOT(foo(int)));
             }
-
-void Window::slotButtonClicked(bool checked)
+            int a = x/3 *3;
+            int b = y/3 *3;
+            for (int x1=a; x1 < a+3; x1++)
             {
-    checked ? m_button->setText("Checked") : m_button->setText("Hello QT!");
-    m_counter++;
-    if (m_counter == 10)
+                for (int y1=b; y1 < b+3; y1++)
                 {
-        emit counterReached();
+                    connect(m_cell[x][y], SIGNAL(collapse(int)), m_cell[x1][y1], SLOT(foo(int)));
+                }
+            }
+        }
     }
 }

window.h

@@ -5,6 +5,7 @@
 #include <QPushButton>
 #include <QProgressBar>
 #include <QSlider>
+#include "cell.h"
 class Window : public QWidget
 {
     Q_OBJECT
@@ -16,11 +17,12 @@ private:
     QPushButton *grid[9][9];
     QProgressBar *m_progressBar;
     QSlider *m_slider;
+    Cell *m_cell[9][9];
     int m_counter;
 signals:
     void counterReached();
 private slots:
-    void slotButtonClicked(bool checked);
+
 };
 
 #endif // WINDOW_H