Update gtk92 and gtk93

Gtkmm3/gtk92_fontdialog/src/MyWin.cc

@@ -1,8 +1,9 @@
 #include "MyWin.hh"
-#include <iostream>
+#include <fstream>
 
 MyWin::MyWin()
-:
+:btnsave("Save Config"),
+btnload("Load Config from file"),
 label1("Simple Text"),
 main_box(Gtk::ORIENTATION_VERTICAL,5)
 {
@@ -18,8 +19,14 @@ main_box(Gtk::ORIENTATION_VERTICAL,5)
     fontbtn.set_use_font();
     fontbtn.signal_font_set().connect(sigc::mem_fun(*this,&MyWin::font_changed));
     label1.override_font(descript);
+    btnsave.signal_clicked().connect(sigc::mem_fun(*this,&MyWin::save_dialog));
+    btnload.signal_clicked().connect(sigc::mem_fun(*this,&MyWin::load_dialog));
+
+    //Pack Buttons
     main_box.pack_start(label1,Gtk::PACK_SHRINK);
     main_box.pack_start(fontbtn,Gtk::PACK_SHRINK);
+    main_box.pack_start(btnload,Gtk::PACK_SHRINK);
+    main_box.pack_start(btnsave,Gtk::PACK_SHRINK);
     main_box.set_halign(Gtk::ALIGN_CENTER);
     main_box.set_valign(Gtk::ALIGN_CENTER);
 
@@ -28,7 +35,75 @@ main_box(Gtk::ORIENTATION_VERTICAL,5)
     show_all_children();
 }
 
+void MyWin::load_dialog(){
+    //Create the dialog
+    dialog=Gtk::FileChooserNative::create("Select a Config File",*this,
+                                          Gtk::FILE_CHOOSER_ACTION_OPEN,"OK","Cancel");
+    dialog->signal_response().connect(sigc::mem_fun(*this,&MyWin::load_font));
+
+    //File Filters
+    auto filter_conf=Gtk::FileFilter::create();
+    filter_conf->set_name("Config File");
+    filter_conf->add_pattern("*.conf");
+    dialog->add_filter(filter_conf);
+
+    auto filter_any=Gtk::FileFilter::create();
+    filter_any->set_name("Any Files");
+    filter_any->add_pattern("*");
+    dialog->add_filter(filter_any);
+
+    dialog->show();
+}
+
+void MyWin::load_font(int response){
+    //Load the config from a file
+    if(response==Gtk::RESPONSE_ACCEPT){
+        Glib::ustring filename=dialog->get_filename();
+        char fontname[57];
+        std::ifstream infile;
+        infile.open(filename,std::ios_base::in);
+        infile.getline(fontname,57);
+        fontbtn.set_font_name(fontname);
+        infile.close();
+        font_changed();
+    }
+    dialog.reset();
+}
+
+void MyWin::save_dialog(){
+    //Create the dialog
+    dialog=Gtk::FileChooserNative::create("Select a file to save",*this,
+                                          Gtk::FILE_CHOOSER_ACTION_SAVE,"OK","Cancel");
+    dialog->signal_response().connect(sigc::mem_fun(*this,&MyWin::save_font));
+
+    //File Filters
+    auto filter_conf=Gtk::FileFilter::create();
+    filter_conf->set_name("Config File");
+    filter_conf->add_pattern("*.conf");
+    dialog->add_filter(filter_conf);
+
+    auto filter_any=Gtk::FileFilter::create();
+    filter_any->set_name("Any Files");
+    filter_any->add_pattern("*");
+    dialog->add_filter(filter_any);
+
+    dialog->show();
+}
+
+void MyWin::save_font(int response){
+    //Save Font Config to a file
+    if(response==Gtk::RESPONSE_ACCEPT){
+        Glib::ustring filename=dialog->get_filename();
+        std::ofstream outfile;
+        outfile.open(filename,std::ios_base::out);
+        outfile<<fontbtn.get_font_name();
+        outfile.close();
+    }
+    dialog.reset();
+}
+
 void MyWin::font_changed(){
+    //Set a font for the label
     Pango::FontDescription descript(fontbtn.get_font_name());
     fontbtn.set_label(fontbtn.get_font_name());
     label1.override_font(descript);

Gtkmm3/gtk92_fontdialog/src/MyWin.hh

@@ -8,8 +8,15 @@ public:
 private:
     //Child Widgets
     Gtk::FontButton fontbtn;
+    Gtk::Button btnsave,btnload;
     Gtk::Label label1;
     Gtk::Box main_box;
+    //A Dialog
+    Glib::RefPtr<Gtk::FileChooserNative> dialog;
     //Signal Handlers
     void font_changed();
+    void save_dialog();
+    void load_dialog();
+    void load_font(int response);
+    void save_font(int response);
 };

Gtkmm4/gtk93_fontdialog/src/MyWin.cc

@@ -1,8 +1,9 @@
 #include "MyWin.hh"
-#include <iostream>
+#include <fstream>
 
 MyWin::MyWin()
-:fontbtn("Sans 10"),
+:btnsave("Save Config"),
+btnload("Load Config from file"),
 label1("Simple Text"),
 main_box(Gtk::Orientation::VERTICAL,5)
 {
@@ -12,10 +13,19 @@ main_box(Gtk::Orientation::VERTICAL,5)
     set_title("Font Dialog");
 
     //Add Button
+    Glib::ustring curr_font=fontbtn.get_font();
+    Pango::FontDescription descript(curr_font);
     fontbtn.set_use_font();
+    fontbtn.set_font(curr_font);
     fontbtn.signal_font_set().connect(sigc::mem_fun(*this,&MyWin::font_changed));
+    btnsave.signal_clicked().connect(sigc::mem_fun(*this,&MyWin::save_dialog));
+    btnload.signal_clicked().connect(sigc::mem_fun(*this,&MyWin::load_dialog));
+
+    //Pack Widgets
     main_box.append(label1);
     main_box.append(fontbtn);
+    main_box.append(btnload);
+    main_box.append(btnsave);
     main_box.set_halign(Gtk::Align::CENTER);
     main_box.set_valign(Gtk::Align::CENTER);
 
@@ -24,9 +34,89 @@ main_box(Gtk::Orientation::VERTICAL,5)
     //show_all_children();
 }
 
+void MyWin::load_dialog(){
+    //Create the dialog
+    dialog=Gtk::FileChooserNative::create("Select a Config File",*this,
+                                          Gtk::FileChooser::Action::OPEN,"OK","Cancel");
+    dialog->signal_response().connect(sigc::mem_fun(*this,&MyWin::load_font));
+
+    //File Filters
+    auto filter_conf=Gtk::FileFilter::create();
+    filter_conf->set_name("Config File");
+    filter_conf->add_pattern("*.conf");
+    dialog->add_filter(filter_conf);
+
+    auto filter_any=Gtk::FileFilter::create();
+    filter_any->set_name("Any Files");
+    filter_any->add_pattern("*");
+    dialog->add_filter(filter_any);
+
+    dialog->show();
+}
+
+void MyWin::load_font(int response){
+    //Load the config from a file
+    if(response==Gtk::ResponseType::ACCEPT){
+        //Get Filename
+        auto file=dialog->get_file();
+        Glib::ustring filename=file->get_path();
+        //Get The Fontname from a file
+        char fontname[57];
+        std::ifstream infile;
+        infile.open(filename,std::ios_base::in);
+        infile.getline(fontname,57);
+        fontbtn.set_font(fontname);
+        infile.close();
+        //Change the font
+        font_changed();
+        //Free Memory
+        file.reset();
+    }
+    dialog.reset();
+}
+
+void MyWin::save_dialog(){
+    //Create the dialog
+    dialog=Gtk::FileChooserNative::create("Select a file to save",*this,
+                                          Gtk::FileChooser::Action::SAVE,"OK","Cancel");
+    dialog->signal_response().connect(sigc::mem_fun(*this,&MyWin::save_font));
+
+    //File Filters
+    auto filter_conf=Gtk::FileFilter::create();
+    filter_conf->set_name("Config File");
+    filter_conf->add_pattern("*.conf");
+    dialog->add_filter(filter_conf);
+
+    auto filter_any=Gtk::FileFilter::create();
+    filter_any->set_name("Any Files");
+    filter_any->add_pattern("*");
+    dialog->add_filter(filter_any);
+
+    dialog->show();
+}
+
+void MyWin::save_font(int response){
+    //Save Font Config to a file
+    if(response==Gtk::ResponseType::ACCEPT){
+        //Get Filename
+        auto file=dialog->get_file();
+        Glib::ustring filename=file->get_path();
+        //Save File
+        std::ofstream outfile;
+        outfile.open(filename,std::ios_base::out);
+        outfile<<fontbtn.get_font();
+        outfile.close();
+        file.reset();
+    }
+    dialog.reset();
+}
+
 void MyWin::font_changed(){
+    //Set Font Description
     Pango::FontDescription descript(fontbtn.get_font());
     auto font=Pango::AttrFontDesc::create_attr_font_desc(descript);
+    
+    //Append to list
     Pango::AttrList list;
     list.insert(font);
     label1.set_attributes(list);

Gtkmm4/gtk93_fontdialog/src/MyWin.hh

@@ -8,8 +8,15 @@ public:
 private:
     //Child Widgets
     Gtk::FontButton fontbtn;
+    Gtk::Button btnsave,btnload;
     Gtk::Label label1;
     Gtk::Box main_box;
+    //A Dialog
+    Glib::RefPtr<Gtk::FileChooserNative> dialog;
     //Signal Handlers
     void font_changed();
+    void save_dialog();
+    void load_dialog();
+    void load_font(int response);
+    void save_font(int response);
 };