LibGUI+FontEditor: Move GlyphMapWidget to LibGUI

This will allow us to use this in other apps, such as the upcoming
Character Map. :^)

Userland/Applications/FontEditor/CMakeLists.txt

@@ -13,7 +13,6 @@ set(SOURCES
     FontEditor.cpp
     FontEditorWindowGML.h
     GlyphEditorWidget.cpp
-    GlyphMapWidget.cpp
     main.cpp
     NewFontDialog.cpp
     NewFontDialogPage1GML.h

Userland/Applications/FontEditor/FontEditor.cpp

@@ -6,7 +6,6 @@
 
 #include "FontEditor.h"
 #include "GlyphEditorWidget.h"
-#include "GlyphMapWidget.h"
 #include "NewFontDialog.h"
 #include <AK/StringBuilder.h>
 #include <AK/UnicodeUtils.h>
@@ -135,7 +134,7 @@ FontEditorWidget::FontEditorWidget()
     m_font_metadata_groupbox = *find_descendant_of_type_named<GUI::GroupBox>("font_metadata_groupbox");
 
     m_glyph_editor_widget = m_glyph_editor_container->add<GlyphEditorWidget>();
-    m_glyph_map_widget = glyph_map_container.add<GlyphMapWidget>();
+    m_glyph_map_widget = glyph_map_container.add<GUI::GlyphMapWidget>();
 
     m_new_action = GUI::Action::create("&New Font...", { Mod_Ctrl, Key_N }, Gfx::Bitmap::try_load_from_file("/res/icons/16x16/filetype-font.png").release_value_but_fixme_should_propagate_errors(), [&](auto&) {
         if (!request_close())

Userland/Applications/FontEditor/FontEditor.h

@@ -9,12 +9,12 @@
 #include "UndoGlyph.h"
 #include <LibConfig/Listener.h>
 #include <LibGUI/ActionGroup.h>
+#include <LibGUI/GlyphMapWidget.h>
 #include <LibGUI/UndoStack.h>
 #include <LibGUI/Widget.h>
 #include <LibGfx/BitmapFont.h>
 
 class GlyphEditorWidget;
-class GlyphMapWidget;
 
 class FontEditorWidget final
     : public GUI::Widget
@@ -62,7 +62,7 @@ private:
 
     RefPtr<Gfx::BitmapFont> m_edited_font;
 
-    RefPtr<GlyphMapWidget> m_glyph_map_widget;
+    RefPtr<GUI::GlyphMapWidget> m_glyph_map_widget;
     RefPtr<GlyphEditorWidget> m_glyph_editor_widget;
 
     RefPtr<GUI::Action> m_new_action;

Userland/Libraries/LibGUI/CMakeLists.txt

@@ -42,6 +42,7 @@ set(SOURCES
     FontPicker.cpp
     FontPickerDialogGML.h
     Frame.cpp
+    GlyphMapWidget.cpp
     GMLAutocompleteProvider.cpp
     GMLFormatter.cpp
     GMLLexer.cpp

Userland/Libraries/LibGUI/GlyphMapWidget.cpp

@@ -1,18 +1,19 @@
 /*
  * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
  * Copyright (c) 2021, Mustafa Quraish <mustafa@serenityos.org>
+ * Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
 #include "GlyphMapWidget.h"
-#include <AK/MemoryStream.h>
-#include <LibGUI/Clipboard.h>
 #include <LibGUI/Painter.h>
 #include <LibGfx/BitmapFont.h>
 #include <LibGfx/Emoji.h>
 #include <LibGfx/Palette.h>
 
+namespace GUI {
+
 GlyphMapWidget::Selection GlyphMapWidget::Selection::normalized() const
 {
     if (m_size > 0)
@@ -46,7 +47,7 @@ void GlyphMapWidget::Selection::extend_to(int glyph)
 
 GlyphMapWidget::GlyphMapWidget()
 {
-    set_focus_policy(GUI::FocusPolicy::StrongFocus);
+    set_focus_policy(FocusPolicy::StrongFocus);
     horizontal_scrollbar().set_visible(false);
 }
 
@@ -63,7 +64,7 @@ void GlyphMapWidget::initialize(Gfx::BitmapFont& mutable_font)
     set_active_glyph('A');
 }
 
-void GlyphMapWidget::resize_event(GUI::ResizeEvent& event)
+void GlyphMapWidget::resize_event(ResizeEvent& event)
 {
     if (!m_font)
         return;
@@ -115,11 +116,11 @@ void GlyphMapWidget::update_glyph(int glyph)
     update(get_outer_rect(glyph));
 }
 
-void GlyphMapWidget::paint_event(GUI::PaintEvent& event)
+void GlyphMapWidget::paint_event(PaintEvent& event)
 {
-    GUI::Frame::paint_event(event);
+    Frame::paint_event(event);
 
-    GUI::Painter painter(*this);
+    Painter painter(*this);
     painter.add_clip_rect(widget_inner_rect());
     painter.add_clip_rect(event.rect());
 
@@ -153,9 +154,9 @@ void GlyphMapWidget::paint_event(GUI::PaintEvent& event)
     painter.draw_focus_rect(get_outer_rect(m_active_glyph), Gfx::Color::Black);
 }
 
-void GlyphMapWidget::mousedown_event(GUI::MouseEvent& event)
+void GlyphMapWidget::mousedown_event(MouseEvent& event)
 {
-    GUI::Frame::mousedown_event(event);
+    Frame::mousedown_event(event);
 
     Gfx::IntPoint map_offset { frame_thickness() - horizontal_scrollbar().value(), frame_thickness() - vertical_scrollbar().value() };
     auto map_position = event.position() - map_offset;
@@ -173,9 +174,9 @@ void GlyphMapWidget::mousedown_event(GUI::MouseEvent& event)
     }
 }
 
-void GlyphMapWidget::keydown_event(GUI::KeyEvent& event)
+void GlyphMapWidget::keydown_event(KeyEvent& event)
 {
-    GUI::Frame::keydown_event(event);
+    Frame::keydown_event(event);
 
     if (!event.ctrl() && !event.shift()) {
         m_selection.set_size(1);
@@ -263,3 +264,5 @@ void GlyphMapWidget::scroll_to_glyph(int glyph)
     };
     scroll_into_view(scroll_rect, true, true);
 }
+
+}

Userland/Libraries/LibGUI/GlyphMapWidget.h

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
+ * Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
  *
  * SPDX-License-Identifier: BSD-2-Clause
  */
@@ -11,7 +12,9 @@
 #include <LibGUI/TextRange.h>
 #include <LibGfx/BitmapFont.h>
 
-class GlyphMapWidget final : public GUI::AbstractScrollableWidget {
+namespace GUI {
+
+class GlyphMapWidget final : public AbstractScrollableWidget {
     C_OBJECT(GlyphMapWidget)
 public:
     virtual ~GlyphMapWidget() override;
@@ -65,10 +68,10 @@ public:
 
 private:
     GlyphMapWidget();
-    virtual void paint_event(GUI::PaintEvent&) override;
-    virtual void mousedown_event(GUI::MouseEvent&) override;
-    virtual void keydown_event(GUI::KeyEvent&) override;
-    virtual void resize_event(GUI::ResizeEvent&) override;
+    virtual void paint_event(PaintEvent&) override;
+    virtual void mousedown_event(MouseEvent&) override;
+    virtual void keydown_event(KeyEvent&) override;
+    virtual void resize_event(ResizeEvent&) override;
 
     Gfx::IntRect get_outer_rect(int glyph) const;
 
@@ -87,3 +90,5 @@ private:
     int m_active_glyph { 0 };
     int m_visible_glyphs { 0 };
 };
+
+}