Add a message box

Gtk4/gtk153_time_reminder/CMakeLists.txt

@@ -26,7 +26,7 @@ link_directories (${GTK4_LIBRARY_DIRS})
 # set(PO_DIR ${CMAKE_BINARY_DIR}/po/zh_CN/LC_MESSAGES)
 
 #Source files
-set(SOURCE_FILE src/main.cpp src/MyReminder.cpp src/MyPrefs.cpp src/timer.cpp)
+set(SOURCE_FILE src/main.cpp src/MyMsgBox.cpp src/MyReminder.cpp src/MyPrefs.cpp src/timer.cpp)
 
 #Compile Resource
 

Gtk4/gtk153_time_reminder/src/MyMsgBox.cpp

@@ -0,0 +1,81 @@
+#include "MyMsgBox.h"
+
+struct _MyMsgBox
+{
+    GtkWindow parent_instance;
+    GtkWidget *main_box, *btn_box;
+    GtkWidget *msg_label, *label1, *label2;
+    GtkWidget *label3, *btn_ok;
+};
+
+G_DEFINE_TYPE(MyMsgBox, my_msgbox, GTK_TYPE_WINDOW)
+
+void my_msgbox_show(MyMsgBox *msg_box, const char *message)
+{
+    // Set the label of message box
+    gtk_label_set_label(GTK_LABEL(msg_box->msg_label), message);
+    gtk_window_present(GTK_WINDOW(msg_box));
+}
+
+void btnok_clicked(GtkWidget *widget, MyMsgBox *msg_box)
+{
+    // Close the window
+    gtk_window_destroy(GTK_WINDOW(msg_box));
+}
+
+static void my_msgbox_init(MyMsgBox *self)
+{
+    // Initalize window
+    gtk_window_set_default_size(GTK_WINDOW(self), 300, 150);
+    gtk_window_set_title(GTK_WINDOW(self), "Message");
+
+    // Create widgets
+    self->main_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 5);
+    self->btn_box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 5);
+
+    // Create labels
+    self->label1 = gtk_label_new(" ");
+    self->msg_label = gtk_label_new(" ");
+    self->label2 = gtk_label_new(" ");
+    gtk_widget_set_vexpand(self->label1, TRUE);
+    gtk_widget_set_vexpand(self->label2, TRUE);
+    gtk_widget_set_halign(self->msg_label, GTK_ALIGN_CENTER);
+
+    // Create label for spacing
+    self->label3 = gtk_label_new(" ");
+    gtk_widget_set_hexpand(self->label3, TRUE);
+    gtk_widget_set_halign(self->label3, GTK_ALIGN_FILL);
+
+    // Create "OK" Button
+    self->btn_ok = gtk_button_new_with_label("OK");
+    g_signal_connect(self->btn_ok, "clicked", G_CALLBACK(btnok_clicked), self);
+    gtk_widget_set_halign(self->btn_ok, GTK_ALIGN_END);
+    gtk_widget_set_hexpand(self->btn_box, TRUE);
+    gtk_widget_set_halign(self->btn_box, GTK_ALIGN_FILL);
+
+    // Pack widgets
+    gtk_box_append(GTK_BOX(self->btn_box), self->label3);
+    gtk_box_append(GTK_BOX(self->btn_box), self->btn_ok);
+    gtk_box_append(GTK_BOX(self->main_box), self->label1);
+    gtk_box_append(GTK_BOX(self->main_box), self->msg_label);
+    gtk_box_append(GTK_BOX(self->main_box), self->label2);
+    gtk_box_append(GTK_BOX(self->main_box), self->btn_box);
+
+    // Set Margins
+    gtk_widget_set_margin_bottom(self->main_box, 10);
+    gtk_widget_set_margin_end(self->main_box, 10);
+    gtk_widget_set_margin_start(self->main_box, 10);
+    gtk_widget_set_margin_top(self->main_box, 10);
+
+    gtk_window_set_child(GTK_WINDOW(self), self->main_box);
+}
+
+static void my_msgbox_class_init(MyMsgBoxClass *klass)
+{
+}
+
+MyMsgBox *my_msgbox_new(GtkWindow *parent)
+{
+    return MY_MSGBOX(g_object_new(my_msgbox_get_type(),
+                                  "transient-for", parent, NULL));
+}

Gtk4/gtk153_time_reminder/src/MyMsgBox.h

@@ -0,0 +1,9 @@
+#pragma once
+
+#include <gtk/gtk.h>
+
+G_DECLARE_FINAL_TYPE(MyMsgBox, my_msgbox, MY, MSGBOX, GtkWindow)
+
+MyMsgBox *my_msgbox_new(GtkWindow *parent);
+
+void my_msgbox_show(MyMsgBox *msg_box, const char *message);

Gtk4/gtk153_time_reminder/src/MyPrefs.cpp

@@ -1,6 +1,7 @@
 #include "MyReminder.h"
 #include "MyPrefs.h"
 #include "config.h"
+#include "MyMsgBox.h"
 #include <fstream>
 #include <string>
 
@@ -217,7 +218,12 @@ static void btnapply_clicked(GtkWidget *widget, MyPrefs *prefs)
     // Save data to the file when available
     if (outfile.is_open())
     {
+        // OutPut the file data
         outfile << out_data;
+
+        // Show a message box
+        MyMsgBox *msgbox = my_msgbox_new(GTK_WINDOW(prefs));
+        my_msgbox_show(msgbox, "Config File Saved!\nRestart to take affect");
     }
     outfile.close();
 }