finish of close fiche button and add of start menu

FicheJDR.pro

@@ -12,12 +12,14 @@ SOURCES += \
     character.cpp \
     main.cpp \
     mainwindow.cpp \
-    notepad.cpp
+    notepad.cpp \
+    textformatutils.cpp
 
 HEADERS += \
     character.h \
     mainwindow.h \
     notepad.h \
+    textformatutils.h
 
 FORMS += \
     mainwindow.ui \

data/m.txt

@@ -1,7 +1,7 @@
 {
     "age": 0,
-    "backPack": "",
+    "backPack": "fdzsfzf",
-    "blocNote": "",
+    "blocNote": "egerger",
     "classe": "",
     "image": "data/images/logo.png",
     "name": "ssfsf",

mainwindow.cpp

@@ -1,5 +1,6 @@
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
+#include "textFormatUtils.h"
 
 #include <iostream>
 #include <QFile>
@@ -9,6 +10,7 @@
 #include <QJsonArray>
 #include <QJsonValue>
 #include <QPushButton>
+#include <QTimer>
 
 
 using namespace std;
@@ -18,21 +20,27 @@ MainWindow::MainWindow(QWidget *parent)
     , ui(new Ui::MainWindow)
 {
     ui->setupUi(this);
-    addWindow();
     notePad = new NotePad();
     connect(notePad, &NotePad::demandeSauvegarde, this, &MainWindow::recevoirSauvegarde);
-    Character* c = new Character();
-    currentCharacter = c;
-    characters.append(c);
-    currentFile = QString();
-    files.append(currentFile);
     ui->ageLineEdit->setValidator(new QIntValidator(0, 999999, ui->ageLineEdit));
     ui->niveauLineEdit->setValidator(new QIntValidator(0, 999999, ui->niveauLineEdit));
     ui->tailleLineEdit->setValidator(new QDoubleValidator(0.0, 999999.0, 1,ui->tailleLineEdit));
     ui->BackPack->setHidden(true);
-    loadImage(QString("data/images/logo.png"));
+    ui->Edition->setHidden(true);
     ui->Fenetre->setStyleSheet("background-color: #f2f2f2;");
-    qobject_cast<QPushButton*>(ui->Fenetre->children()[0])->setStyleSheet("background-color: white;");
+
+    QPushButton* button;
+    button = new QPushButton("+", ui->Fenetre);
+    button->setObjectName(QString("addFiche"));
+    button->setFixedSize(35, 35);
+    button->move(sizeButtonFiche*idFicheButtonCounter, 0);
+    qobject_cast<QPushButton*>(ui->Fenetre->children()[0])->setStyleSheet("background-color: transparent;border:none;");
+    button->show();
+    connect(button, &QPushButton::clicked, this, &MainWindow::ajouter_fiche_clicked);
+
+    for(int i=0; i<ui->menuEdition->actions().size(); i++){
+        ui->menuEdition->actions()[i]->setDisabled(true);
+    }
 }
 
 
@@ -59,14 +67,22 @@ void MainWindow::loadNewCharacter(){
     file.close();
 
     Character* c = new Character(&file);
+    createNewCharacter(c, fileName);
     currentCharacter = c;
     characters.append(c);
     currentFile = fileName;
     files.append(fileName);
-    createNewCharacter(c, fileName);
+
 }
 
 void MainWindow::createNewCharacter(Character* p, QString s) {
+    if(characters.size() == 0){
+        ui->StartMenu->setHidden(true);
+        ui->BackPack->setHidden(true);
+        ui->Edition->setHidden(false);
+    }
+
+    delete ui->Fenetre->children().last();
     addWindow(s);
     notePad->setTexte(p->getTexteBlocNote());
     ui->BackPackPlainTextEdit->setPlainText(p->getTexteBlocNote());
@@ -81,7 +97,19 @@ void MainWindow::createNewCharacter(Character* p, QString s) {
         QPushButton* bt = qobject_cast<QPushButton*>(ui->Fenetre->children()[i]);
         bt->setStyleSheet("background-color: #f2f2f2;");
     }
-    qobject_cast<QPushButton*>(ui->Fenetre->children()[ui->Fenetre->children().size()-1])->setStyleSheet("background-color: white;");
+    qobject_cast<QPushButton*>(ui->Fenetre->children().last())->setStyleSheet("background-color: white;");
+
+
+    int nb = ui->Fenetre->children().size();
+    QPushButton* button;
+    button = new QPushButton("+", ui->Fenetre);
+    button->setObjectName(QString("addFiche"));
+    button->setFixedSize(35, 35);
+    button->move(nb*sizeButtonFiche, 0);
+    qobject_cast<QPushButton*>(ui->Fenetre->children().last())->setStyleSheet("background-color: transparent;border:none;");
+    button->show();
+    connect(button, &QPushButton::clicked, this, &MainWindow::ajouter_fiche_clicked);
+
 }
 
 
@@ -168,7 +196,6 @@ void MainWindow::saveJson(){
     file.close();
     if (button) {
         if (button->objectName() != currentFile) {
-            std::cout << "oui" << std::endl;
             button->setObjectName(currentFile);
             button->setText(extractFileName(currentFile));
         }
@@ -313,6 +340,7 @@ void MainWindow::setUi(Character* p){
             spinBox->setValue(p->getStats()[i]);
         }
     }
+    ui->BackPackPlainTextEdit->setPlainText(p->getTexteBackPack());
     loadImage(p->getImage());
 }
 
@@ -326,9 +354,15 @@ void MainWindow::toogleBackPack(){
     if(ui->BackPack->isHidden()){
         ui->Edition->setHidden(true);
         ui->BackPack->setHidden(false);
+        for(int i=0; i<ui->menuEdition->actions().size(); i++){
+            ui->menuEdition->actions()[i]->setDisabled(false);
+        }
     }else{
         ui->BackPack->setHidden(true);
         ui->Edition->setHidden(false);
+        for(int i=0; i<ui->menuEdition->actions().size(); i++){
+            ui->menuEdition->actions()[i]->setDisabled(true);
+        }
     }
 }
 
@@ -339,6 +373,19 @@ void MainWindow::on_actionNouvelle_fiche_triggered(){this->createNewCharacter(ne
 void MainWindow::on_actionSauvegarder_triggered(){this->saveJson();}
 void MainWindow::on_actionEnregistrer_sous_triggered(){this->saveAsJson();}
 void MainWindow::on_actionFermer_triggered(){QApplication::quit();}
+void MainWindow::on_pushButtonNewFiche_clicked(){this->createNewCharacter(new Character());}
+void MainWindow::on_pushButtonOpenFiche_clicked(){this->loadNewCharacter();}
+
+void MainWindow::on_actionCouleur_triggered(){TextFormatUtils::changeFontColor(this);}
+void MainWindow::on_actionPolice_triggered(){TextFormatUtils::changeFont(this);}
+void MainWindow::on_actionTaille_triggered(){TextFormatUtils::changeFontSize(this);}
+void MainWindow::on_actionGras_triggered(){TextFormatUtils::toggleBold();}
+void MainWindow::on_actionItalique_triggered(){TextFormatUtils::toggleItalic();}
+void MainWindow::on_actionSouligner_triggered(){TextFormatUtils::toggleUnderline();}
+void MainWindow::on_actionSurligner_triggered(){TextFormatUtils::toggleOverline();}
+
+void MainWindow::changer_fiche_clicked(){changeCurrentCharacter();}
+void MainWindow::ajouter_fiche_clicked(){this->createNewCharacter(new Character());}
 
 void MainWindow::on_imagePushButton_clicked()
 {
@@ -352,6 +399,19 @@ void MainWindow::on_actionCaract_ristiques_triggered(){this->toogleBackPack();}
 
 void MainWindow::addWindow(const QString& s){
     int nb = ui->Fenetre->children().size();
+    int widthBar = ui->Fenetre->size().width();
+
+    if((nb+1)*sizeButtonFiche + 35 > widthBar){
+        while((nb+1)*sizeButtonFiche + 35 > widthBar){
+            sizeButtonFiche--;
+        }
+    }
+    for(int i=0; i<nb; i++){
+        QWidget* widget = qobject_cast<QWidget*>(ui->Fenetre->children()[i]);
+        widget->setGeometry(i*sizeButtonFiche, 0, sizeButtonFiche, 35);
+        widget->show();
+    }
+
     QPushButton* button;
     if(s == ""){
         button = new QPushButton("Sans titre", ui->Fenetre);
@@ -360,11 +420,79 @@ void MainWindow::addWindow(const QString& s){
         button = new QPushButton(extractFileName(s), ui->Fenetre);
         button->setObjectName(s);
     }
-    button->setFixedSize(100, 35);
+    button->setGeometry(nb * sizeButtonFiche, 0, sizeButtonFiche, 35);
-    button->move(nb * 100, 0);
     button->setProperty("id", idFicheButtonCounter);
     button->show();
     connect(button, &QPushButton::clicked, this, &MainWindow::changer_fiche_clicked);
+
+
+
+    QPushButton* closeButton = new QPushButton("X", button);
+    closeButton->setFixedSize(25, 25);
+    closeButton->move(button->width() - 28, (button->height()-25)/2);
+    closeButton->setStyleSheet("QPushButton { font-size: 10px; padding: 0px; }");
+    closeButton->raise();
+    closeButton->show();
+    connect(closeButton, &QPushButton::clicked, this, [=]() {
+        int id = button->property("id").toInt();
+        button->deleteLater();
+        QTimer::singleShot(0, this, [=]() {
+            int newNb = ui->Fenetre->children().size();
+            for(int i=0; i<newNb; i++){
+                QWidget* widget = qobject_cast<QWidget*>(ui->Fenetre->children()[i]);
+                widget->setGeometry(i*sizeButtonFiche, 0, sizeButtonFiche, 35);
+                widget->show();
+            }
+            int indice = 0;
+            bool supprCurent = false;
+            for(int i=0; i<characters.size(); i++){
+                if(id == i){
+                    if(characters[i] == currentCharacter){
+                        supprCurent = true;
+                        indice = i;
+                        if(i+1 != characters.size()){
+                            currentCharacter = characters[i+1];
+                        }else if(i>0){
+                            currentCharacter = characters[i-1];
+                        }
+                    }
+                    delete characters[i];
+                    characters.remove(i);
+                    break;
+                }
+            }
+            if(id == indice){
+                if(supprCurent){
+                    for(int i=0; i<ui->Fenetre->children().size(); i++){
+                        QPushButton* bt = qobject_cast<QPushButton*>(ui->Fenetre->children()[i]);
+                        bt->setStyleSheet("background-color: #f2f2f2;");
+                    }
+                    if(indice + 1 != files.size()){
+                        currentFile = files[indice+1];
+                        setUi(currentCharacter);
+                        notePad->setUi(currentCharacter->getTexteBlocNote());
+                        qobject_cast<QPushButton*>(ui->Fenetre->children()[indice])->setStyleSheet("background-color: white;");
+                    }else if(indice>0){
+                        currentFile = files[indice-1];
+                        setUi(currentCharacter);
+                        notePad->setUi(currentCharacter->getTexteBlocNote());
+                        qobject_cast<QPushButton*>(ui->Fenetre->children()[indice-1])->setStyleSheet("background-color: white;");
+                    }else{
+                        toogleStartMenu();
+                    }
+                }
+                files.remove(indice);
+            }
+
+
+            idFicheButtonCounter = 0;
+            for(int i=0; i<ui->Fenetre->children().size()-1; i++){
+                ui->Fenetre->children()[i]->setProperty("id", idFicheButtonCounter);
+                idFicheButtonCounter++;
+            }
+        });
+    });
+
     idFicheButtonCounter++;
 }
 
@@ -374,12 +502,10 @@ QString MainWindow::extractFileName(QString s){
     return infoFichier.fileName();
 }
 
-void MainWindow::changer_fiche_clicked(){
-    changeCurrentChracter();
-}
 
 
-void MainWindow::changeCurrentChracter(){
+
+void MainWindow::changeCurrentCharacter(){
     getUi();
     notePad->getUi();
     currentCharacter->setTexteBlocNote(notePad->getTexte());
@@ -403,3 +529,11 @@ void MainWindow::changeCurrentChracter(){
     button->setStyleSheet("background-color: white;");
 }
 
+
+void MainWindow::toogleStartMenu(){
+    ui->BackPack->setHidden(true);
+    ui->Edition->setHidden(true);
+    ui->StartMenu->setHidden(false);
+}
+
+

mainwindow.h

@@ -5,6 +5,7 @@
 #include "notepad.h"
 
 #include <QMainWindow>
+#include <QPushButton>
 
 QT_BEGIN_NAMESPACE
 namespace Ui {
@@ -30,7 +31,11 @@ public:
     void toogleBackPack();
     void addWindow(const QString& s = QString());
     QString extractFileName(QString s);
-    void changeCurrentChracter();
+    void changeCurrentCharacter();
+    void changeTab(int index);
+    void layoutTabs();
+    void removeTab(int index);
+    void toogleStartMenu();
 
 private slots:
     void on_actionOuvrir_une_fiche_triggered();
@@ -43,6 +48,16 @@ private slots:
     void on_actionBloc_note_triggered();
     void on_actionCaract_ristiques_triggered();
     void changer_fiche_clicked();
+    void ajouter_fiche_clicked();
+    void on_actionCouleur_triggered();
+    void on_actionPolice_triggered();
+    void on_actionTaille_triggered();
+    void on_actionGras_triggered();
+    void on_actionItalique_triggered();
+    void on_actionSouligner_triggered();
+    void on_actionSurligner_triggered();
+    void on_pushButtonNewFiche_clicked();
+    void on_pushButtonOpenFiche_clicked();
 
 private:
     Ui::MainWindow *ui;
@@ -54,5 +69,6 @@ private:
     QList<QString> files;
     Character* currentCharacter;
     int idFicheButtonCounter = 0;
+    int sizeButtonFiche = 100;
 };
 #endif // MAINWINDOW_H

mainwindow.ui

@@ -1055,9 +1055,48 @@
      <enum>QFrame::Shadow::Raised</enum>
     </property>
    </widget>
-   <zorder>BackPack</zorder>
+   <widget class="QFrame" name="StartMenu">
-   <zorder>Edition</zorder>
+    <property name="geometry">
-   <zorder>Fenetre</zorder>
+     <rect>
+      <x>0</x>
+      <y>35</y>
+      <width>800</width>
+      <height>590</height>
+     </rect>
+    </property>
+    <property name="frameShape">
+     <enum>QFrame::Shape::StyledPanel</enum>
+    </property>
+    <property name="frameShadow">
+     <enum>QFrame::Shadow::Raised</enum>
+    </property>
+    <widget class="QPushButton" name="pushButtonNewFiche">
+     <property name="geometry">
+      <rect>
+       <x>340</x>
+       <y>216</y>
+       <width>121</width>
+       <height>29</height>
+      </rect>
+     </property>
+     <property name="text">
+      <string>Nouvelle fiche</string>
+     </property>
+    </widget>
+    <widget class="QPushButton" name="pushButtonOpenFiche">
+     <property name="geometry">
+      <rect>
+       <x>340</x>
+       <y>316</y>
+       <width>121</width>
+       <height>29</height>
+      </rect>
+     </property>
+     <property name="text">
+      <string>Ouvrir une fiche</string>
+     </property>
+    </widget>
+   </widget>
   </widget>
   <widget class="QMenuBar" name="menubar">
    <property name="geometry">
@@ -1085,8 +1124,22 @@
     <addaction name="actionCaract_ristiques"/>
     <addaction name="actionBloc_note"/>
    </widget>
+   <widget class="QMenu" name="menuEdition">
+    <property name="title">
+     <string>Edition</string>
+    </property>
+    <addaction name="actionCouleur"/>
+    <addaction name="actionPolice"/>
+    <addaction name="actionTaille"/>
+    <addaction name="separator"/>
+    <addaction name="actionGras"/>
+    <addaction name="actionItalique"/>
+    <addaction name="actionSouligner"/>
+    <addaction name="actionSurligner"/>
+   </widget>
    <addaction name="menuFichier"/>
    <addaction name="menuAffichage"/>
+   <addaction name="menuEdition"/>
   </widget>
   <action name="actionOuvrir_une_fiche">
    <property name="text">
@@ -1144,6 +1197,65 @@
     <string>Ctrl+,</string>
    </property>
   </action>
+  <action name="actionCouleur">
+   <property name="checkable">
+    <bool>false</bool>
+   </property>
+   <property name="text">
+    <string>Couleur</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+J</string>
+   </property>
+  </action>
+  <action name="actionPolice">
+   <property name="text">
+    <string>Police</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+P</string>
+   </property>
+  </action>
+  <action name="actionTaille">
+   <property name="text">
+    <string>Taille</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+T</string>
+   </property>
+  </action>
+  <action name="actionGras">
+   <property name="text">
+    <string>Gras</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+B</string>
+   </property>
+  </action>
+  <action name="actionItalique">
+   <property name="text">
+    <string>Italique</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+I</string>
+   </property>
+  </action>
+  <action name="actionSouligner">
+   <property name="text">
+    <string>Souligner</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+U</string>
+   </property>
+  </action>
+  <action name="actionSurligner">
+   <property name="text">
+    <string>Surligner</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+O</string>
+   </property>
+  </action>
  </widget>
  <resources/>
  <connections/>

notepad.cpp

@@ -1,5 +1,6 @@
 #include "notepad.h"
 #include "ui_notepad.h"
+#include "textFormatUtils.h"
 
 #include <QInputDialog>
 #include <QFontDialog>
@@ -14,121 +15,15 @@ NotePad::NotePad(QWidget *parent)
     ui->setupUi(this);
 }
 
-NotePad::~NotePad(){
+NotePad::~NotePad(){}
 
-}
+void NotePad::on_actionFont_triggered() {TextFormatUtils::changeFont(this);}
-
+void NotePad::on_actionFontSize_triggered() {TextFormatUtils::changeFontSize(this);}
-void NotePad::on_actionFontSize_triggered(){
+void NotePad::on_actionFontColor_triggered() {TextFormatUtils::changeFontColor(this);}
-    QWidget *focused = QApplication::focusWidget();
+void NotePad::on_actionBold_triggered() {TextFormatUtils::toggleBold();}
-    QPlainTextEdit* plainTextEdit = qobject_cast<QPlainTextEdit*>(focused);
+void NotePad::on_actionItalic_triggered() {TextFormatUtils::toggleItalic();}
-
+void NotePad::on_actionOverline_triggered() {TextFormatUtils::toggleOverline();}
-    if (plainTextEdit) {
+void NotePad::on_actionUnderline_triggered() {TextFormatUtils::toggleUnderline();}
-        QTextCursor cursor = plainTextEdit->textCursor();
-        bool ok;
-        int size = QInputDialog::getInt(this, "Taille de la police", "Entrez la taille de la police:", cursor.charFormat().font().pointSize(), 1, 100, 1, &ok);
-
-        if (ok) {
-            QTextCharFormat format;
-            QFont font = cursor.charFormat().font();
-            font.setPointSize(size);
-            format.setFont(font);
-            plainTextEdit->mergeCurrentCharFormat(format);
-        }
-    }
-}
-
-
-void NotePad::on_actionFontColor_triggered(){
-    QWidget *focused = QApplication::focusWidget();
-    QPlainTextEdit* plainTextEdit = qobject_cast<QPlainTextEdit*>(focused);
-
-    if (plainTextEdit) {
-        QColor color = QColorDialog::getColor(Qt::black, this, "Choisir une couleur");
-        QTextCursor cursor = plainTextEdit->textCursor();
-        if (color.isValid()) {
-            QTextCharFormat format;
-            format.setForeground(color);
-            plainTextEdit->mergeCurrentCharFormat(format);
-        }
-    }
-}
-
-
-void NotePad::on_actionFont_triggered(){
-    QWidget *focused = QApplication::focusWidget();
-    QPlainTextEdit* plainTextEdit = qobject_cast<QPlainTextEdit*>(focused);
-
-    if (plainTextEdit) {
-        QTextCursor cursor = plainTextEdit->textCursor();
-        bool ok;
-        QFont font = QFontDialog::getFont(&ok, cursor.charFormat().font(), this, "Choisir une police");
-        if (ok) {
-            QTextCharFormat format;
-            format.setFont(font);
-            plainTextEdit->mergeCurrentCharFormat(format);
-        }
-    }
-}
-
-
-void NotePad::on_actionBold_triggered(){
-    QWidget *focused = QApplication::focusWidget();
-    QPlainTextEdit* plainTextEdit = qobject_cast<QPlainTextEdit*>(focused);
-
-    if (plainTextEdit) {
-        QTextCursor cursor = plainTextEdit->textCursor();
-        QTextCharFormat format;
-        QFont font = cursor.charFormat().font();
-        font.setBold(!font.bold());
-        format.setFont(font);
-        plainTextEdit->mergeCurrentCharFormat(format);
-    }
-}
-
-
-void NotePad::on_actionItalic_triggered(){
-    QWidget *focused = QApplication::focusWidget();
-    QPlainTextEdit* plainTextEdit = qobject_cast<QPlainTextEdit*>(focused);
-
-    if (plainTextEdit) {
-        QTextCursor cursor = plainTextEdit->textCursor();
-        QTextCharFormat format;
-        QFont font = cursor.charFormat().font();
-        font.setItalic(!font.italic());
-        format.setFont(font);
-        plainTextEdit->mergeCurrentCharFormat(format);
-    }
-}
-
-
-void NotePad::on_actionOverline_triggered(){
-    QWidget *focused = QApplication::focusWidget();
-    QPlainTextEdit* plainTextEdit = qobject_cast<QPlainTextEdit*>(focused);
-
-    if (plainTextEdit) {
-        QTextCursor cursor = plainTextEdit->textCursor();
-        QTextCharFormat format;
-        QFont font = cursor.charFormat().font();
-        font.setOverline(!font.overline());
-        format.setFont(font);
-        plainTextEdit->mergeCurrentCharFormat(format);
-    }
-}
-
-
-void NotePad::on_actionUnderline_triggered(){
-    QWidget *focused = QApplication::focusWidget();
-    QPlainTextEdit* plainTextEdit = qobject_cast<QPlainTextEdit*>(focused);
-
-    if (plainTextEdit) {
-        QTextCursor cursor = plainTextEdit->textCursor();
-        QTextCharFormat format;
-        QFont font = cursor.charFormat().font();
-        font.setUnderline(!font.underline());
-        format.setFont(font);
-        plainTextEdit->mergeCurrentCharFormat(format);
-    }
-}
 
 void NotePad::setTexte(QString t){
     texte = t;

textformatutils.cpp

@@ -0,0 +1,98 @@
+#include "TextFormatUtils.h"
+#include <QApplication>
+
+
+QPlainTextEdit* TextFormatUtils::getFocusedPlainTextEdit() {
+    QWidget* focused = QApplication::focusWidget();
+    return qobject_cast<QPlainTextEdit*>(focused);
+}
+
+void TextFormatUtils::changeFontSize(QWidget* parent) {
+    QPlainTextEdit* edit = getFocusedPlainTextEdit();
+    if (edit) {
+        QTextCursor cursor = edit->textCursor();
+        bool ok;
+        int size = QInputDialog::getInt(parent, "Taille de la police", "Entrez la taille de la police:", cursor.charFormat().font().pointSize(), 1, 100, 1, &ok);
+        if (ok) {
+            QTextCharFormat format;
+            QFont font = cursor.charFormat().font();
+            font.setPointSize(size);
+            format.setFont(font);
+            edit->mergeCurrentCharFormat(format);
+        }
+    }
+}
+
+void TextFormatUtils::changeFontColor(QWidget* parent) {
+    QPlainTextEdit* edit = getFocusedPlainTextEdit();
+    if (edit) {
+        QColor color = QColorDialog::getColor(Qt::black, parent, "Choisir une couleur");
+        if (color.isValid()) {
+            QTextCharFormat format;
+            format.setForeground(color);
+            edit->mergeCurrentCharFormat(format);
+        }
+    }
+}
+
+void TextFormatUtils::changeFont(QWidget* parent) {
+    QPlainTextEdit* edit = getFocusedPlainTextEdit();
+    if (edit) {
+        QTextCursor cursor = edit->textCursor();
+        bool ok;
+        QFont font = QFontDialog::getFont(&ok, cursor.charFormat().font(), parent, "Choisir une police");
+        if (ok) {
+            QTextCharFormat format;
+            format.setFont(font);
+            edit->mergeCurrentCharFormat(format);
+        }
+    }
+}
+
+void TextFormatUtils::toggleBold() {
+    QPlainTextEdit* edit = getFocusedPlainTextEdit();
+    if (edit) {
+        QTextCursor cursor = edit->textCursor();
+        QTextCharFormat format;
+        QFont font = cursor.charFormat().font();
+        font.setBold(!font.bold());
+        format.setFont(font);
+        edit->mergeCurrentCharFormat(format);
+    }
+}
+
+void TextFormatUtils::toggleItalic() {
+    QPlainTextEdit* edit = getFocusedPlainTextEdit();
+    if (edit) {
+        QTextCursor cursor = edit->textCursor();
+        QTextCharFormat format;
+        QFont font = cursor.charFormat().font();
+        font.setItalic(!font.italic());
+        format.setFont(font);
+        edit->mergeCurrentCharFormat(format);
+    }
+}
+
+void TextFormatUtils::toggleUnderline() {
+    QPlainTextEdit* edit = getFocusedPlainTextEdit();
+    if (edit) {
+        QTextCursor cursor = edit->textCursor();
+        QTextCharFormat format;
+        QFont font = cursor.charFormat().font();
+        font.setUnderline(!font.underline());
+        format.setFont(font);
+        edit->mergeCurrentCharFormat(format);
+    }
+}
+
+void TextFormatUtils::toggleOverline() {
+    QPlainTextEdit* edit = getFocusedPlainTextEdit();
+    if (edit) {
+        QTextCursor cursor = edit->textCursor();
+        QTextCharFormat format;
+        QFont font = cursor.charFormat().font();
+        font.setOverline(!font.overline());
+        format.setFont(font);
+        edit->mergeCurrentCharFormat(format);
+    }
+}

textformatutils.h

@@ -0,0 +1,26 @@
+#ifndef TEXTFORMATUTILS_H
+#define TEXTFORMATUTILS_H
+
+#include <QWidget>
+#include <QPlainTextEdit>
+#include <QFontDialog>
+#include <QColorDialog>
+#include <QInputDialog>
+
+
+class TextFormatUtils
+{
+public:
+    static void changeFontSize(QWidget* parent);
+    static void changeFontColor(QWidget* parent);
+    static void changeFont(QWidget* parent);
+    static void toggleBold();
+    static void toggleItalic();
+    static void toggleUnderline();
+    static void toggleOverline();
+
+private:
+    static QPlainTextEdit* getFocusedPlainTextEdit();
+};
+
+#endif // TEXTFORMATUTILS_H