Enable and disable the File→Print and Go menu items as needed. Have the

print dialog cancel itself if we don't hand it a capture file.

svn path=/trunk/; revision=45863

ui/qt/main_window.cpp

@@ -86,6 +86,7 @@ MainWindow::MainWindow(QWidget *parent) :
     gbl_cur_main_window = this;
     main_ui_->setupUi(this);
     setMenusForCaptureFile();
+    setForCapturedPackets(false);
     setMenusForSelectedTreeRow();
     setForCaptureInProgress(false);
     setMenusForFileSet(false);
@@ -1170,6 +1171,42 @@ void MainWindow::setMenusForCaptureStopping() {
 #endif /* HAVE_LIBPCAP */
 }
 
+void MainWindow::setForCapturedPackets(bool have_captured_packets)
+{
+    main_ui_->actionFilePrint->setEnabled(have_captured_packets);
+
+//    set_menu_sensitivity(ui_manager_packet_list_menu, "/PacketListMenuPopup/Print",
+//                         have_captured_packets);
+
+//    set_menu_sensitivity(ui_manager_main_menubar, "/Menubar/EditMenu/FindPacket",
+//                         have_captured_packets);
+//    set_menu_sensitivity(ui_manager_main_menubar, "/Menubar/EditMenu/FindNext",
+//                         have_captured_packets);
+//    set_menu_sensitivity(ui_manager_main_menubar, "/Menubar/EditMenu/FindPrevious",
+//                         have_captured_packets);
+//    set_menu_sensitivity(ui_manager_main_menubar, "/Menubar/ViewMenu/ZoomIn",
+//                         have_captured_packets);
+//    set_menu_sensitivity(ui_manager_main_menubar, "/Menubar/ViewMenu/ZoomOut",
+//                         have_captured_packets);
+//    set_menu_sensitivity(ui_manager_main_menubar, "/Menubar/ViewMenu/NormalSize",
+//                         have_captured_packets);
+
+    main_ui_->actionGoGoToPacket->setEnabled(have_captured_packets);
+    main_ui_->actionGoPreviousPacket->setEnabled(have_captured_packets);
+    main_ui_->actionGoNextPacket->setEnabled(have_captured_packets);
+    main_ui_->actionGoFirstPacket->setEnabled(have_captured_packets);
+    main_ui_->actionGoLastPacket->setEnabled(have_captured_packets);
+
+//    set_menu_sensitivity(ui_manager_main_menubar, "/Menubar/GoMenu/PreviousPacketInConversation",
+//                         have_captured_packets);
+//    set_menu_sensitivity(ui_manager_main_menubar, "/Menubar/GoMenu/NextPacketInConversation",
+//                         have_captured_packets);
+//    set_menu_sensitivity(ui_manager_main_menubar, "/Menubar/StatisticsMenu/Summary",
+//                         have_captured_packets);
+//    set_menu_sensitivity(ui_manager_main_menubar, "/Menubar/StatisticsMenu/ProtocolHierarchy",
+//                         have_captured_packets);
+}
+
 void MainWindow::setMenusForFileSet(bool enable_list_files) {
     bool enable_next = fileset_get_next() != NULL && enable_list_files;
     bool enable_prev = fileset_get_previous() != NULL && enable_list_files;

ui/qt/main_window.h

@@ -111,8 +111,7 @@ private:
     void setMenusForCaptureFile(bool force_disable = false);
     void setMenusForCaptureInProgress(bool capture_in_progress = false);
     void setMenusForCaptureStopping();
-    // xxx set_menus_for_captured_packets
-    // xxx set_menus_for_selected_packet
+    void setForCapturedPackets(bool have_captured_packets);
     void setMenusForFileSet(bool enable_list_files);
     void updateForUnsavedChanges();
     void setForCaptureInProgress(gboolean capture_in_progress = false);

ui/qt/main_window_slots.cpp

@@ -187,8 +187,8 @@ void MainWindow::captureCapturePrepared(capture_options *capture_opts) {
 void MainWindow::captureCaptureUpdateStarted(capture_options *capture_opts) {
     Q_UNUSED(capture_opts);
 
-    qDebug() << "captureCaptureUpdateStarted";
     setForCaptureInProgress(true);
+    setForCapturedPackets(true);
 }
 void MainWindow::captureCaptureUpdateFinished(capture_options *capture_opts) {
     Q_UNUSED(capture_opts);
@@ -282,7 +282,7 @@ void MainWindow::captureFileReadFinished(const capture_file *cf) {
     updateForUnsavedChanges();
 
 //    /* Enable menu items that make sense if you have some captured packets. */
-//    set_menus_for_captured_packets(TRUE);
+    setForCapturedPackets(true);
 
     main_ui_->statusBar->popFileStatus();
     QString msg = QString().sprintf("%s", get_basename(cf->filename));
@@ -293,6 +293,7 @@ void MainWindow::captureFileClosing(const capture_file *cf) {
     if (cf != cap_file_) return;
 
     setMenusForCaptureFile(true);
+    setForCapturedPackets(false);
     setForCaptureInProgress(false);
 
     // Reset expert info indicator

ui/qt/print_dialog.cpp

@@ -80,7 +80,7 @@ PrintDialog::PrintDialog(QWidget *parent, capture_file *cf) :
     print_bt_(new QPushButton(tr("&Print..."))),
     cap_file_(cf)
 {
-    if (!cf) close(); // ...or assert?
+    if (!cf) done(QDialog::Rejected); // ...or assert?
 
     pd_ui_->setupUi(this);