LibGUI: Add a simple GUI::PasswordInputDialog

Asking the user for a password is a fairly common thing, so let's have
a reusable GUI dialog for it! This first iteration only supports having
pre-filled "server" and "username" fields. This can obviously be made
more flexible as needs arise. :^)

Userland/Libraries/LibGUI/CMakeLists.txt

@@ -1,5 +1,6 @@
 compile_gml(FontPickerDialog.gml FontPickerDialogGML.h font_picker_dialog_gml)
 compile_gml(FilePickerDialog.gml FilePickerDialogGML.h file_picker_dialog_gml)
+compile_gml(PasswordInputDialog.gml PasswordInputDialogGML.h password_input_dialog_gml)
 
 set(SOURCES
     AboutDialog.cpp
@@ -68,6 +69,8 @@ set(SOURCES
     Notification.cpp
     OpacitySlider.cpp
     Painter.cpp
+    PasswordInputDialog.cpp
+    PasswordInputDialogGML.h
     ProcessChooser.cpp
     Progressbar.cpp
     RadioButton.cpp

Userland/Libraries/LibGUI/PasswordInputDialog.cpp

@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibGUI/Button.h>
+#include <LibGUI/Label.h>
+#include <LibGUI/PasswordInputDialog.h>
+#include <LibGUI/PasswordInputDialogGML.h>
+#include <LibGUI/TextBox.h>
+
+namespace GUI {
+
+PasswordInputDialog::PasswordInputDialog(Window* parent_window, String title, String server, String username)
+    : Dialog(parent_window)
+{
+    if (parent_window)
+        set_icon(parent_window->icon());
+    set_resizable(false);
+    resize(340, 122);
+    set_title(move(title));
+
+    auto& widget = set_main_widget<Widget>();
+
+    widget.load_from_gml(password_input_dialog_gml);
+
+    auto& key_icon_label = *widget.find_descendant_of_type_named<GUI::Label>("key_icon_label");
+
+    key_icon_label.set_icon(Gfx::Bitmap::try_load_from_file("/res/icons/32x32/key.png"));
+
+    auto& server_label = *widget.find_descendant_of_type_named<GUI::Label>("server_label");
+    server_label.set_text(move(server));
+
+    auto& username_label = *widget.find_descendant_of_type_named<GUI::Label>("username_label");
+    username_label.set_text(move(username));
+
+    auto& password_box = *widget.find_descendant_of_type_named<GUI::PasswordBox>("password_box");
+
+    auto& ok_button = *widget.find_descendant_of_type_named<GUI::Button>("ok_button");
+    ok_button.on_click = [&](auto) {
+        dbgln("GUI::PasswordInputDialog: OK button clicked");
+        m_password = password_box.text();
+        done(ExecOK);
+    };
+
+    auto& cancel_button = *widget.find_descendant_of_type_named<GUI::Button>("cancel_button");
+    cancel_button.on_click = [this](auto) {
+        dbgln("GUI::PasswordInputDialog: Cancel button clicked");
+        done(ExecCancel);
+    };
+
+    password_box.on_return_pressed = [&] {
+        ok_button.click();
+    };
+    password_box.on_escape_pressed = [&] {
+        cancel_button.click();
+    };
+    password_box.set_focus(true);
+}
+
+PasswordInputDialog::~PasswordInputDialog()
+{
+}
+
+int PasswordInputDialog::show(Window* parent_window, String& text_value, String title, String server, String username)
+{
+    auto box = PasswordInputDialog::construct(parent_window, move(title), move(server), move(username));
+    auto result = box->exec();
+    text_value = box->m_password;
+    return result;
+}
+
+}

Userland/Libraries/LibGUI/PasswordInputDialog.gml

@@ -0,0 +1,105 @@
+@GUI::Widget {
+    fill_with_background_color: true
+
+    layout: @GUI::HorizontalBoxLayout {
+        margins: [8, 8, 8, 8]
+        spacing: 8
+    }
+
+    @GUI::Widget {
+        shrink_to_fit: true
+
+        layout: @GUI::VerticalBoxLayout {
+        }
+
+        @GUI::Label {
+            name: "key_icon_label"
+            fixed_height: 32
+            fixed_width: 32
+        }
+    }
+
+    @GUI::Widget {
+        layout: @GUI::VerticalBoxLayout {
+        }
+
+        @GUI::Widget {
+            fixed_height: 24
+
+            layout: @GUI::HorizontalBoxLayout {
+            }
+
+            @GUI::Label {
+                text: "Server:"
+                fixed_width: 80
+                text_alignment: "CenterLeft"
+            }
+
+            @GUI::Label {
+                name: "server_label"
+                text: "server.ip"
+                text_alignment: "CenterLeft"
+            }
+        }
+
+        @GUI::Widget {
+            fixed_height: 24
+
+            layout: @GUI::HorizontalBoxLayout {
+            }
+
+            @GUI::Label {
+                text: "Username:"
+                fixed_width: 80
+                text_alignment: "CenterLeft"
+            }
+
+            @GUI::Label {
+                name: "username_label"
+                text: "username"
+                text_alignment: "CenterLeft"
+            }
+        }
+
+        @GUI::Widget {
+            fixed_height: 24
+
+            layout: @GUI::HorizontalBoxLayout {
+            }
+
+            @GUI::Label {
+                text: "Password:"
+                fixed_width: 80
+                text_alignment: "CenterLeft"
+            }
+
+            @GUI::PasswordBox {
+                name: "password_box"
+            }
+        }
+
+        @GUI::Widget
+
+        @GUI::Widget {
+            shrink_to_fit: true
+            layout: @GUI::HorizontalBoxLayout {
+                spacing: 6
+            }
+
+            @GUI::Widget {
+            }
+
+            @GUI::Button {
+                text: "OK"
+                name: "ok_button"
+                fixed_width: 75
+            }
+
+            @GUI::Button {
+                text: "Cancel"
+                name: "cancel_button"
+                fixed_width: 75
+            }
+        }
+    }
+}

Userland/Libraries/LibGUI/PasswordInputDialog.h

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibGUI/Dialog.h>
+
+namespace GUI {
+
+class PasswordInputDialog : public Dialog {
+    C_OBJECT(PasswordInputDialog);
+
+public:
+    virtual ~PasswordInputDialog() override;
+
+    static int show(Window* parent_window, String& text_value, String title, String server, String username);
+
+private:
+    explicit PasswordInputDialog(Window* parent_window, String title, String server, String username);
+
+    String m_password;
+};
+
+}