Add copy function

mainwindow.cpp

@@ -11,6 +11,7 @@ MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
     , ui(new Ui::MainWindow)
     , undoStack(new QUndoStack(this))
+    , Clipboard(QGuiApplication::clipboard())
 {
     ui->setupUi(this);
 
@@ -170,3 +171,14 @@ void MainWindow::on_actionopenFile_triggered()
 {
     this->loadPath();
 }
+
+void MainWindow::on_actionEditCopy_triggered()
+{
+    QWidget *focused = QApplication::focusWidget();
+    QLineEdit* lineEdit = qobject_cast<QLineEdit*>(focused);
+
+    if(lineEdit) {
+        Clipboard->setText(lineEdit->selectedText());
+    }
+}
+

mainwindow.h

@@ -3,6 +3,7 @@
 
 #include <QMainWindow>
 #include <QUndoStack>
+#include <QClipboard>
 #include "path.h"
 
 QT_BEGIN_NAMESPACE
@@ -36,6 +37,8 @@ private slots:
     void on_actionopenFile_triggered();
 
 
+    void on_actionEditCopy_triggered();
+
 private:
     Ui::MainWindow *ui;
     QString currentFile;
@@ -44,5 +47,6 @@ private:
     Path* currentPath;
     void loadImage(QString fileName);
     QUndoStack *undoStack;
+    QClipboard* Clipboard;
 };
 #endif // MAINWINDOW_H

mainwindow.ui

@@ -387,7 +387,7 @@
      <normaloff>:/data/images/data/images/save_as.png</normaloff>:/data/images/data/images/save_as.png</iconset>
    </property>
    <property name="text">
-    <string>SaveFile</string>
+    <string>Save</string>
    </property>
    <property name="menuRole">
     <enum>QAction::MenuRole::NoRole</enum>
@@ -399,7 +399,7 @@
      <normaloff>:/data/images/data/images/save.png</normaloff>:/data/images/data/images/save.png</iconset>
    </property>
    <property name="text">
-    <string>SaveAsFile</string>
+    <string>Save as</string>
    </property>
    <property name="menuRole">
     <enum>QAction::MenuRole::NoRole</enum>
@@ -411,7 +411,7 @@
      <normaloff>:/data/images/data/images/print.png</normaloff>:/data/images/data/images/print.png</iconset>
    </property>
    <property name="text">
-    <string>PrintFile</string>
+    <string>Print</string>
    </property>
    <property name="menuRole">
     <enum>QAction::MenuRole::NoRole</enum>
@@ -423,7 +423,7 @@
      <normaloff>:/data/images/data/images/copy.png</normaloff>:/data/images/data/images/copy.png</iconset>
    </property>
    <property name="text">
-    <string>EditCopy</string>
+    <string>Copy</string>
    </property>
    <property name="menuRole">
     <enum>QAction::MenuRole::NoRole</enum>
@@ -435,7 +435,7 @@
      <normaloff>:/data/images/data/images/paste.png</normaloff>:/data/images/data/images/paste.png</iconset>
    </property>
    <property name="text">
-    <string>EditPaste</string>
+    <string>Paste</string>
    </property>
    <property name="menuRole">
     <enum>QAction::MenuRole::NoRole</enum>
@@ -447,7 +447,7 @@
      <normaloff>:/data/images/data/images/cut.png</normaloff>:/data/images/data/images/cut.png</iconset>
    </property>
    <property name="text">
-    <string>EditCut</string>
+    <string>Cut</string>
    </property>
    <property name="menuRole">
     <enum>QAction::MenuRole::NoRole</enum>
@@ -459,7 +459,7 @@
      <normaloff>:/data/images/data/images/edit_undo.png</normaloff>:/data/images/data/images/edit_undo.png</iconset>
    </property>
    <property name="text">
-    <string>EditUndo</string>
+    <string>Undo</string>
    </property>
    <property name="menuRole">
     <enum>QAction::MenuRole::NoRole</enum>
@@ -471,7 +471,7 @@
      <normaloff>:/data/images/data/images/edit_redo.png</normaloff>:/data/images/data/images/edit_redo.png</iconset>
    </property>
    <property name="text">
-    <string>EditRedo</string>
+    <string>Redo</string>
    </property>
    <property name="menuRole">
     <enum>QAction::MenuRole::NoRole</enum>
@@ -483,7 +483,7 @@
      <normaloff>:/data/images/data/images/open.png</normaloff>:/data/images/data/images/open.png</iconset>
    </property>
    <property name="text">
-    <string>openFile</string>
+    <string>Open file</string>
    </property>
    <property name="menuRole">
     <enum>QAction::MenuRole::NoRole</enum>