add confirmation dialog to leave guild

CMakeLists.txt

@@ -138,6 +138,8 @@ add_executable(abaddon
 	components/chatwindow.cpp
 	components/memberlist.hpp
 	components/memberlist.cpp
+	dialogs/confirm.hpp
+	dialogs/confirm.cpp
 	dialogs/editmessage.hpp
 	dialogs/editmessage.cpp
 	dialogs/joinguild.hpp

abaddon.cpp

@@ -6,6 +6,7 @@
 #include "dialogs/token.hpp"
 #include "dialogs/editmessage.hpp"
 #include "dialogs/joinguild.hpp"
+#include "dialogs/confirm.hpp"
 #include "abaddon.hpp"
 
 #ifdef _WIN32
@@ -314,7 +315,10 @@ void Abaddon::ActionInsertMention(Snowflake id) {
 }
 
 void Abaddon::ActionLeaveGuild(Snowflake id) {
-    m_discord.LeaveGuild(id);
+    ConfirmDialog dlg(*m_main_window);
+    auto response = dlg.run();
+    if (response == Gtk::RESPONSE_OK)
+        m_discord.LeaveGuild(id);
 }
 
 void Abaddon::ActionReloadCSS() {

dialogs/confirm.cpp

@@ -0,0 +1,30 @@
+#include "confirm.hpp"
+
+ConfirmDialog::ConfirmDialog(Gtk::Window &parent)
+    : Gtk::Dialog("Confirm", parent, true)
+    , m_layout(Gtk::ORIENTATION_VERTICAL)
+    , m_bbox(Gtk::ORIENTATION_HORIZONTAL)
+    , m_ok("OK")
+    , m_cancel("Cancel") {
+    set_default_size(300, 50);
+
+    m_label.set_text("Are you sure?");
+
+    m_ok.signal_clicked().connect([&]() {
+        response(Gtk::RESPONSE_OK);
+    });
+
+    m_cancel.signal_clicked().connect([&]() {
+        response(Gtk::RESPONSE_CANCEL);
+    });
+
+    m_bbox.pack_start(m_ok, Gtk::PACK_SHRINK);
+    m_bbox.pack_start(m_cancel, Gtk::PACK_SHRINK);
+    m_bbox.set_layout(Gtk::BUTTONBOX_END);
+
+    m_layout.add(m_label);
+    m_layout.add(m_bbox);
+    get_content_area()->add(m_layout);
+
+    show_all_children();
+}

dialogs/confirm.hpp

@@ -0,0 +1,14 @@
+#pragma once
+#include <gtkmm.h>
+
+class ConfirmDialog : public Gtk::Dialog {
+public:
+    ConfirmDialog(Gtk::Window &parent);
+
+protected:
+    Gtk::Label m_label;
+    Gtk::Box m_layout;
+    Gtk::Button m_ok;
+    Gtk::Button m_cancel;
+    Gtk::ButtonBox m_bbox;
+};