basic text replace

editorwidget.cpp

@@ -126,6 +126,14 @@ void EditorWidget::findNext(const QString &term) {
     setFocus();
 }
 
+void EditorWidget::replaceNext(const QString &term, const QString &replace) {
+    QString s = textCursor().selectedText();
+    if (term.compare(s) == 0) { // make sure term is same as selected text
+        textCursor().insertText(replace);
+        find(term); // select next
+    }
+}
+
 void EditorWidget::focusLine(int line, int column) {
     QTextCursor cursor = textCursor();
     cursor.movePosition(QTextCursor::Start);

editorwidget.h

@@ -58,6 +58,7 @@ class EditorWidget : public QPlainTextEdit {
     bool save();
     QList<EditorLink> findAll(const QString &term, bool active);
     void findNext(const QString &term);
+    void replaceNext(const QString &term, const QString &replace);
     void focusLine(int line, int column = 0);
     void focusLocation(EditorLocation &loc);
     void commentSelection();

mainwindow.cpp

@@ -61,6 +61,8 @@ MainWindow::MainWindow(QWidget *parent)
     connect(searchWidget, SIGNAL(searchCurrent(QString)), this, SLOT(searchCurrent(QString)));
     connect(searchWidget, SIGNAL(searchNext(QString)), this, SLOT(searchNext(QString)));
     connect(searchWidget, SIGNAL(searchProject(QString)), this, SLOT(searchProject(QString)));
+    connect(searchWidget, SIGNAL(replaceNext(QString, QString)), this,
+            SLOT(replaceNext(QString, QString)));
     connect(searchWidget, SIGNAL(clearSearch()), this, SLOT(clearSearch()));
     connect(searchWidget, SIGNAL(navigateResult(EditorLocation &)), this,
             SLOT(handleLink(EditorLocation &)));
@@ -236,6 +238,12 @@ void MainWindow::searchNext(const QString &term) {
     }
 }
 
+void MainWindow::replaceNext(const QString &term, const QString &replace) {
+    if (currentEditor()) {
+        currentEditor()->replaceNext(term, replace);
+    }
+}
+
 void MainWindow::searchFolder(const QString &term, NamedFile &folder) {
     QDir dir(folder.path);
     dir.setFilter(QDir::AllEntries | QDir::NoDotAndDotDot);

mainwindow.h

@@ -53,6 +53,7 @@ class MainWindow : public QMainWindow {
     void searchCurrent(const QString &);
     void searchNext(const QString &);
     void searchProject(const QString &);
+    void replaceNext(const QString &term, const QString &replace);
     void clearSearch();
     void showTime(Position pos);
     void tabChanged(int index);

searchwidget.cpp

@@ -79,6 +79,12 @@ void SearchWidget::on_searchLineEdit_returnPressed() { doSearch(); }
 
 void SearchWidget::on_searchLineEdit_textEdited(const QString &) { newSearch = true; }
 
+void SearchWidget::on_replaceButton_clicked() {
+    QString term = this->ui->searchLineEdit->text();
+    QString replace = this->ui->replaceLineEdit->text();
+    emit replaceNext(term, replace);
+}
+
 void SearchWidget::on_refreshButton_clicked() {
     newSearch = true;
     doSearch();

searchwidget.h

@@ -39,6 +39,7 @@ class SearchWidget : public QWidget {
     void searchCurrent(QString);
     void searchNext(QString);
     void searchProject(QString);
+    void replaceNext(QString, QString);
     void navigateResult(EditorLocation &);
     void clearSearch();
 
@@ -47,6 +48,7 @@ class SearchWidget : public QWidget {
     void on_searchButton_clicked();
     void on_searchLineEdit_returnPressed();
     void on_searchLineEdit_textEdited(const QString &arg1);
+    void on_replaceButton_clicked();
     void on_refreshButton_clicked();
     void on_fileScopeButton_clicked();
     void on_projectScopeButton_clicked();

searchwidget.ui

@@ -28,6 +28,20 @@
      </item>
     </layout>
   </item>
+  <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_2">
+     <item>
+      <widget class="QLineEdit" name="replaceLineEdit"/>
+     </item>
+     <item>
+      <widget class="QPushButton" name="replaceButton">
+       <property name="text">
+        <string>Replace</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout_3">
      <item>
@@ -60,7 +74,7 @@
     </layout>
    </item>
    <item>
-    <layout class="QHBoxLayout" name="horizontalLayout_2">
+    <layout class="QHBoxLayout" name="horizontalLayout_4">
      <item>
       <widget class="QLabel" name="countLabel">
        <property name="text">