Suggestion to #179

src/project.cc

@@ -167,6 +167,8 @@ void Project::Clang::compile() {
   if(default_build_path.empty() || !build->update_default_build())
     return;
   
+  Terminal::get().clear();
+  
   compiling=true;
   Terminal::get().print("Compiling project "+build->project_path.string()+"\n");
   Terminal::get().async_process(Config::get().project.make_command, default_build_path, [this](int exit_status) {
@@ -199,6 +201,8 @@ void Project::Clang::compile_and_run() {
     arguments=filesystem::escape_argument(arguments);
   }
   
+  Terminal::get().clear();
+  
   compiling=true;
   Terminal::get().print("Compiling and running "+arguments+"\n");
   Terminal::get().async_process(Config::get().project.make_command, default_build_path, [this, arguments, project_path](int exit_status){
@@ -278,6 +282,8 @@ void Project::Clang::debug_start() {
     }
   }
   
+  Terminal::get().clear();
+  
   debugging=true;
   Terminal::get().print("Compiling and debugging "+run_arguments+"\n");
   Terminal::get().async_process(Config::get().project.make_command, debug_build_path, [this, breakpoints, run_arguments, project_path](int exit_status){

src/source.cc

@@ -284,7 +284,6 @@ Source::View::View(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::L
           tab_str="<space>";
         else
           tab_str="<tab>";
-        Terminal::get().print("Tab char and size for file "+file_path.string()+" set to: "+tab_str+", "+std::to_string(tab_char_and_size.second)+".\n");
       }
       
       tab_char=tab_char_and_size.first;

src/terminal.cc

@@ -205,7 +205,14 @@ size_t Terminal::print(const std::string &message, bool bold){
 }
 
 std::shared_ptr<Terminal::InProgress> Terminal::print_in_progress(std::string start_msg) {
-  std::shared_ptr<Terminal::InProgress> in_progress=std::shared_ptr<Terminal::InProgress>(new Terminal::InProgress(start_msg));
+  auto in_progress=std::shared_ptr<Terminal::InProgress>(new Terminal::InProgress(start_msg), [this](Terminal::InProgress *in_progress) {
+    in_progresses_mutex.lock();
+    in_progresses.erase(in_progress);
+    in_progresses_mutex.unlock();
+  });
+  in_progresses_mutex.lock();
+  in_progresses.emplace(in_progress.get());
+  in_progresses_mutex.unlock();
   return in_progress;
 }
 
@@ -234,6 +241,16 @@ void Terminal::async_print(size_t line_nr, const std::string &message) {
   });
 }
 
+void Terminal::clear() {
+  in_progresses_mutex.lock();
+  for(auto &in_progress: in_progresses)
+    in_progress->stop=true;
+  in_progresses_mutex.unlock();
+  while(g_main_context_pending(NULL))
+    g_main_context_iteration(NULL, false);
+  get_buffer()->set_text("");
+}
+
 bool Terminal::on_key_press_event(GdkEventKey *event) {
   processes_mutex.lock();
   bool debug_is_running=false;

src/terminal.h

@@ -10,10 +10,12 @@
 #include <iostream>
 #include "process.hpp"
 #include "dispatcher.h"
+#include <unordered_set>
 
 class Terminal : public Gtk::TextView {
 public:
   class InProgress {
+    friend class Terminal;
   public:
     InProgress(const std::string& start_msg);
     ~InProgress();
@@ -45,6 +47,8 @@ public:
   std::shared_ptr<InProgress> print_in_progress(std::string start_msg);
   void async_print(const std::string &message, bool bold=false);
   void async_print(size_t line_nr, const std::string &message);
+  
+  void clear();
 protected:
   bool on_key_press_event(GdkEventKey *event);
 private:
@@ -56,6 +60,9 @@ private:
   std::string stdin_buffer;
   
   size_t deleted_lines=0;
+  
+  std::unordered_set<InProgress*> in_progresses;
+  std::mutex in_progresses_mutex;
 };
 
 #endif  // JUCI_TERMINAL_H_

src/window.cc

@@ -146,6 +146,10 @@ void Window::configure() {
   style_context->add_provider_for_screen(screen, css_provider, GTK_STYLE_PROVIDER_PRIORITY_SETTINGS);
   Directories::get().update();
   Menu::get().set_keys();
+  if(Config::get().source.font.size()>0) {
+    Terminal::get().override_font(Pango::FontDescription(Config::get().source.font));
+    Directories::get().override_font(Pango::FontDescription(Config::get().source.font));
+  }
 }
 
 void Window::set_menu_actions() {