click enabled

Richard_photoList/Richard_photoList.pro

@@ -14,10 +14,14 @@ TEMPLATE = app
 
 SOURCES += main.cpp\
         mainwindow.cpp \
-    mylabel.cpp
+    mylabel.cpp \
+    label.cpp \
+    clickmenu.cpp
 
 HEADERS  += mainwindow.h \
-    mylabel.h
+    mylabel.h \
+    label.h \
+    clickmenu.h
 
 FORMS    += mainwindow.ui
 

Richard_photoList/Richard_photoList.pro.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 3.2.1, 2015-01-11T16:38:45. -->
+<!-- Written by QtCreator 3.2.1, 2015-01-21T02:37:43. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>

Richard_photoList/clickmenu.cpp

@@ -0,0 +1,8 @@
+#include "clickmenu.h"
+
+clickMenu::clickMenu()
+{
+}
+
+clickMenu::~clickMenu() {
+}

Richard_photoList/clickmenu.h

@@ -0,0 +1,17 @@
+#ifndef CLICKMENU_H
+#define CLICKMENU_H
+
+#include <QAction>
+
+
+class clickMenu
+{
+public:
+    clickMenu();
+    ~clickMenu();
+    // Copy Constructors and Assignment Operator not defined
+    // They only create shallow copies
+    QAction** actionList;
+};
+
+#endif // CLICKMENU_H

Richard_photoList/label.cpp

@@ -0,0 +1,2 @@
+#include "label.h"
+

Richard_photoList/label.h

@@ -0,0 +1,26 @@
+#ifndef LABEL_H
+#define LABEL_H
+
+#include <QLabel>
+#include <QMenu>
+#include <QMouseEvent>
+#include <stdio.h>
+
+class Label : public QLabel
+{
+public:
+    Label(QWidget* pParent=0, Qt::WindowFlags f=0) : QLabel(pParent, f) {};
+    Label(const QString& text, QWidget* pParent = 0, Qt::WindowFlags f = 0) : QLabel(text, pParent, f){};
+
+protected :
+    virtual void mouseReleaseEvent ( QMouseEvent * ev ) {
+        //fprintf(stderr, "%d\n", ev->globalX());
+        //fprintf(stderr, "%d\n\n", ev->globalY());
+
+        QMenu MyMenu(this);
+        MyMenu.addActions(this->actions());
+        MyMenu.exec(ev->globalPos());
+    }
+};
+
+#endif // LABEL_H

Richard_photoList/main.cpp

@@ -1,6 +1,7 @@
 #include "mainwindow.h"
 #include <QApplication>
 #include <QDesktopWidget>
+#include <stdio.h>
 
 int main(int argc, char *argv[])
 {

Richard_photoList/mainwindow.cpp

@@ -1,5 +1,13 @@
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
+#include "stdio.h"
+
+
+// I want to display 100 rows of pictures
+// each row contains 8 columns;
+const int rows = 100;
+const int columns = 6;
+long totalElements = rows * columns;
 
 MainWindow::MainWindow(QWidget *parent) :
     QMainWindow(parent),
@@ -28,47 +36,54 @@ MainWindow::MainWindow(QWidget *parent) :
     const int w = 300;
     const int h = 300;
 
-    // I want to display 100 rows of pictures
-    // each row contains 8 columns;
-    const int rows = 100;
-    const int columns = 6;
-
     dir = new QDir("/Users/richardyu/Pictures/photolist");
     QStringList filters;
-    filters << "*png" << "*jpg" << "*JPEG" << "*.bmp";
+    filters << "*png" << "*jpg" << "*JPEG" << "*.bmp" << "deleted";
     dir->setNameFilters(filters);
-    QFileInfoList list = dir->entryInfoList();
-
-    long listCount = 0;
+    fileInfoList = new QFileInfoList(dir->entryInfoList());
 
-    imageLabel = new QLabel*[rows * columns];
-    imageMap = new QPixmap*[rows * columns];
-    imageName = new QLabel*[rows * columns];
+    int listCount = 0;
+    imageLabel = new Label*[totalElements];
+    imageMap = new QPixmap*[totalElements];
+    imageName = new Label*[totalElements];
+    //menuList = new clickMenu*[totalElements];
+    //for (int i = 0; i < totalElements; i++) menuList[i] = NULL;
+    actionList = new QAction**[totalElements];
+    for (int i = 0; i < totalElements; i++) actionList[i] = NULL;
 
     //QLabel* filename;
 
+
     // double for loop, treat the image grid like a matrix
     // for every row, display each column in the current row
     for (int k = 0; k < rows; k=k+2) {
         for (int j = 0; j < columns; j++) {
 
             // When all files in the directory are added to the screen
             // Jump out of the loop using 'goto'
-            if (listCount == list.size()) goto jump;
+            if (listCount == fileInfoList->size()) goto jump;
 
             // fileinfo contains the path of every image
-            QFileInfo fileinfo = list.at(listCount);
+            QFileInfo fileinfo = fileInfoList->at(listCount);
 
             auto int index = k*columns + j;
-            imageLabel[index] = new QLabel();
-            imageName[index] = new QLabel();
+            imageLabel[index] = new Label();
+            imageName[index] = new Label();
             imageMap[index] = new QPixmap(fileinfo.absoluteFilePath());
             imageLabel[index]->setPixmap(imageMap[index]->scaled(w,h,Qt::KeepAspectRatio));
             //Widget* tmp(imageLabel[index]);
             //filename = new QLabel;
-            QString temp = "<font color='red'>" + fileinfo.fileName();
+            QString temp = "<font color='blue'>" + fileinfo.fileName();
             imageName[index]->setText(temp);
 
+            actionList[index] = new QAction*[2];
+            actionList[index][0] = new QAction("Rename", imageLabel[index]);
+            actionList[index][1] = new QAction("Delete", imageLabel[index]);
+            imageLabel[index]->addAction(actionList[index][0]);
+            imageLabel[index]->addAction(actionList[index][1]);
+            connect(actionList[index][0], SIGNAL(triggered()), this, SLOT(onAction1()));
+            connect(actionList[index][1], SIGNAL(triggered()), this, SLOT(onAction2()));
+            fprintf(stderr, "hello\n");
             gridLayout->addWidget(imageLabel[index],k,j);
             //gridLayout->addWidget(tmp,k,j);
             gridLayout->addWidget(imageName[index],k+1,j);
@@ -78,13 +93,6 @@ MainWindow::MainWindow(QWidget *parent) :
 
     jump: listCount = 0;
 
-
-    //QPixmap* tmpmap = new QPixmap("/Users/richardyu/Pictures/conduct.png");
-    //QLabel* tmplabel;
-    //tmplabel->setPixmap(tmpmap->scaled(w,h,Qt::KeepAspectRatioByExpanding));
-    //Widget* tmpwidget = new Widget(tmplabel);
-    //gridLayout->addWidget(tmpwidget, 0, 80);
-
     area->setWidget(gridWidget);
     entireLayout->setAlignment(Qt::AlignTop);
     entireLayout->addWidget(ui->hideImage);
@@ -99,9 +107,16 @@ MainWindow::MainWindow(QWidget *parent) :
 MainWindow::~MainWindow()
 {
     delete dir;
+    if (actionList != NULL)
+        for (int i = 0; i < totalElements; i++) {
+            if (actionList[i] != NULL)
+            delete [] (actionList[i]);
+        }
+    delete [] actionList;
     delete []imageMap;
     delete []imageName;
     delete []imageLabel;
+    delete fileInfoList;
     delete gridLayout;
     delete gridWidget;
     delete area;
@@ -115,7 +130,24 @@ void MainWindow::on_hideImage_released()
     clearImage();
 }
 
+
+void MainWindow::onAction2() {
+    /*
+    QFileInfo fileInfo = fileInfoList->at(listCount);
+    QString fileOldName = fileInfo.fileName();
+    QString fileNewName = "_deleted" + fileOldName;
+    dir->rename(fileOldName, fileNewName);
+    */
+    clearImage();
+    //addImage();
+}
+
+void MainWindow::onAction1() {
+
+}
+
 void MainWindow::clearImage() {
+
     delete []imageMap;
     imageMap = NULL;
     delete []imageLabel;
@@ -136,29 +168,65 @@ void MainWindow::addImage() {
     area->setBackgroundRole(QPalette::Dark);
 
     // image hight and width
-    const int w = 150;
-    const int h = 150;
+    const int w = 300;
+    const int h = 300;
 
     // I want to display 100 rows of pictures
     // each row contains 8 columns;
-    const int rows = 100;
-    const int columns = 8;
+    //const int rows = 100;
+    //const int columns = 8;
+    dir = new QDir("/Users/richardyu/Pictures/photolist");
+    QStringList filters;
+    filters << "*png" << "*jpg" << "*JPEG" << "*.bmp" << "deleted";
+    dir->setNameFilters(filters);
+    fileInfoList = new QFileInfoList(dir->entryInfoList());
 
-    imageLabel = new QLabel*[rows * columns];
-    imageMap = new QPixmap*[rows * columns];
+    long listCount = 0;
+    imageLabel = new Label*[totalElements];
+    imageMap = new QPixmap*[totalElements];
+    imageName = new Label*[totalElements];
 
-    // double for loop, treat the image grid like a matrix
-    // for every row, display each column in the current row
-    for (int k = 0; k < rows; k++) {
+    actionList = new QAction**[totalElements];
+    for (int i = 0; i < totalElements; i++) actionList[i] = NULL;
+
+    for (int k = 0; k < rows; k=k+2) {
         for (int j = 0; j < columns; j++) {
+
+            // When all files in the directory are added to the screen
+            // Jump out of the loop using 'goto'
+            if (listCount == fileInfoList->size()) goto jump;
+
+            // fileinfo contains the path of every image
+            QFileInfo fileinfo = fileInfoList->at(listCount);
+
             auto int index = k*columns + j;
-            imageLabel[index] = new QLabel();
-            imageMap[index] = new QPixmap("/Users/richardyu/Pictures/conduct.png");
-            imageLabel[index]->setPixmap(imageMap[index] ->scaled(w,h,Qt::KeepAspectRatioByExpanding));
+            imageLabel[index] = new Label();
+            imageName[index] = new Label();
+            imageMap[index] = new QPixmap(fileinfo.absoluteFilePath());
+            imageLabel[index]->setPixmap(imageMap[index]->scaled(w,h,Qt::KeepAspectRatio));
+            //Widget* tmp(imageLabel[index]);
+            //filename = new QLabel;
+            QString temp = "<font color='blue'>" + fileinfo.fileName();
+            imageName[index]->setText(temp);
+
+            actionList[index] = new QAction*[2];
+            actionList[index][0] = new QAction("Rename", imageLabel[index]);
+            actionList[index][1] = new QAction("Delete", imageLabel[index]);
+            imageLabel[index]->addAction(actionList[index][0]);
+            imageLabel[index]->addAction(actionList[index][1]);
+            connect(actionList[index][0], SIGNAL(triggered()), this, SLOT(onAction1()));
+            connect(actionList[index][1], SIGNAL(triggered()), this, SLOT(onAction2()));
+
             gridLayout->addWidget(imageLabel[index],k,j);
+            //gridLayout->addWidget(tmp,k,j);
+            gridLayout->addWidget(imageName[index],k+1,j);
+            listCount++;
         }
     }
 
+    jump: listCount = 0;
+
+
     area->setWidget(gridWidget);
     entireLayout->addWidget(area);
 }

Richard_photoList/mainwindow.h

@@ -16,11 +16,22 @@
 #include <QFileInfoList>
 #include <QFileInfo>
 #include "mylabel.h"
+#include "label.h"
 
 namespace Ui {
 class MainWindow;
 }
 
+typedef struct clickMenu {
+    QAction* action1;
+    QAction* action2;
+    QAction* action3;
+    QAction* action4;
+    QAction* action5;
+
+} clickMenu;
+
+
 class MainWindow : public QMainWindow
 {
     Q_OBJECT
@@ -35,6 +46,8 @@ private slots:
     void on_showImage_released();
 
     void on_hello_released();
+    void onAction2();
+    void onAction1();
 
 private:
     Ui::MainWindow *ui;
@@ -43,10 +56,13 @@ private slots:
     QWidget* gridWidget;
     QScrollArea* area;
     QVBoxLayout* entireLayout;
-    QLabel** imageLabel;
-    QLabel** imageName;
+    Label** imageLabel;
+    Label** imageName;
     QPixmap** imageMap;
     QDir* dir;
+    clickMenu** menuList;
+    QAction*** actionList;
+    QFileInfoList* fileInfoList;
     void clearImage();
     void addImage();