Fixed some deprecated function calls.

Code was calling QFontMetrics::width(), which is deprecated.
Changed code to QFontMetrics::horizontalAdvance().

Added missing include file for QPainterPath.

Added 'install' target to CMakeLists.txt

README.md

@@ -128,11 +128,17 @@ Setup cmake and build
 Copy the seer binary to your bin directory of choice. One of the below. May need
 root access.
 
+    % cd seer/src/build
     % cp seer ~/bin/seer
     % cp seer /usr/local/bin/seer
     % cp seer /usr/bin/seer
     % rehash
 
+Or use the 'install' make target. Which will usually copy it to /usr/local/bin.
+May need root access.
+
+    % cd seer/src/build
+    % sudo make install
 
 Support/Contact
 ===============

src/CMakeLists.txt

@@ -117,5 +117,7 @@ endif()
 
 add_executable(${PROJECT_NAME} ${SYSTEM_TYPE} ${SOURCE_FILES})
 
+install(TARGETS ${PROJECT_NAME} DESTINATION bin)
+
 target_link_libraries(${PROJECT_NAME} Qt5::Widgets Qt5::Gui Qt5::Core Qt5::PrintSupport)
 

src/SeerDebugDialog.cpp

@@ -10,8 +10,8 @@ SeerDebugDialog::SeerDebugDialog (QWidget* parent) : QDialog(parent) {
     // Set up the UI.
     setupUi(this);
 
-    attachProgramPidLineEdit->setMaximumWidth(fontMetrics().width("888888888888888"));
-    connectProgramHostPortLineEdit->setMaximumWidth(fontMetrics().width("XXXXXXXXXXXXXXX"));
+    attachProgramPidLineEdit->setMaximumWidth(fontMetrics().horizontalAdvance("888888888888888"));
+    connectProgramHostPortLineEdit->setMaximumWidth(fontMetrics().horizontalAdvance("XXXXXXXXXXXXXXX"));
 
     _runModeButtonGroup = new QButtonGroup(this); // ID's 1 thru 4.
     _runModeButtonGroup->addButton(runProgramRadioButton,     1); // "run" or "start". See breakInMain().

src/SeerEditorWidget.cpp

@@ -22,7 +22,7 @@ SeerEditorWidget::SeerEditorWidget(QWidget *parent) : QWidget(parent) {
     setupUi(this);
 
     // Set the widgets.
-    int space = fontMetrics().width("Go to line ##") + 5;
+    int space = fontMetrics().horizontalAdvance("Go to line ##") + 5;
 
     lineNumberLineEdit->setMaximumWidth(space);
 

src/SeerEditorWidgetSourceArea.cpp

@@ -8,6 +8,7 @@
 #include <QtGui/QIcon>
 #include <QtGui/QRadialGradient>
 #include <QtGui/QHelpEvent>
+#include <QtGui/QPainterPath>
 #include <QtWidgets/QScrollBar>
 #include <QtWidgets/QMenu>
 #include <QtWidgets/QAction>
@@ -114,10 +115,7 @@ int SeerEditorWidgetSourceArea::lineNumberAreaWidth () {
         digits++;
     }
 
-  // Use this when QT5.11 is installed.
-  //int space = 3 + fontMetrics().horizontalAdvance(QLatin1Char('9')) * digits;
-  //
-    int space = 3 + fontMetrics().width(QLatin1Char('9')) * digits;
+    int space = 3 + fontMetrics().horizontalAdvance(QLatin1Char('9')) * digits;
 
     return space;
 }
@@ -313,8 +311,8 @@ void SeerEditorWidgetSourceArea::miniMapAreaPaintEvent (QPaintEvent* event) {
 
             while (block.isValid()) {
 
-                if (fm.width(block.text()) > pixmapWidth) {
-                    pixmapWidth = fm.width(block.text());
+                if (fm.horizontalAdvance(block.text()) > pixmapWidth) {
+                    pixmapWidth = fm.horizontalAdvance(block.text());
                 }
 
                 pixmapHeight += fm.height();

src/seer.cpp

@@ -10,7 +10,7 @@ int main (int argc, char* argv[]) {
     QApplication app(argc, argv);
 
     QCoreApplication::setApplicationName("Seer");
-    QCoreApplication::setApplicationVersion("1.0.1 - Ernie Pasveer (c)2021");
+    QCoreApplication::setApplicationVersion("1.0.2 - Ernie Pasveer (c)2021");
 
     //
     // Parse arguments.