VisualBuilder: Add icons to the toolbox, and support for GProgressBar.

Applications/VisualBuilder/VBWidget.cpp

@@ -5,6 +5,7 @@
 #include <LibGUI/GButton.h>
 #include <LibGUI/GSpinBox.h>
 #include <LibGUI/GTextEditor.h>
+#include <LibGUI/GProgressBar.h>
 
 static GWidget* build_gwidget(WidgetType type, GWidget* parent)
 {
@@ -22,6 +23,13 @@ static GWidget* build_gwidget(WidgetType type, GWidget* parent)
         editor->set_ruler_visible(false);
         return editor;
     }
+    case WidgetType::GProgressBar: {
+        auto* bar = new GProgressBar(parent);
+        bar->set_format(GProgressBar::Format::NoText);
+        bar->set_range(0, 100);
+        bar->set_value(50);
+        return bar;
+    }
     default:
         ASSERT_NOT_REACHED();
         return nullptr;

Applications/VisualBuilder/VBWidget.h

@@ -30,6 +30,7 @@ enum class WidgetType {
     GLabel,
     GSpinBox,
     GTextEditor,
+    GProgressBar,
 };
 
 class VBWidget : public Retainable<VBWidget>, public Weakable<VBWidget> {

Applications/VisualBuilder/main.cpp

@@ -67,22 +67,32 @@ GWindow* make_toolbox_window()
     window->set_main_widget(widget);
 
     auto* button_button = new GButton(widget);
-    button_button->set_caption("Button");
+    button_button->set_tooltip("GButton");
+    button_button->set_icon(GraphicsBitmap::load_from_file("/res/icons/vbwidgets/button.png"));
     button_button->on_click = [] (GButton&) {
         if (auto* form = VBForm::current())
             form->insert_widget(WidgetType::GButton);
     };
     auto* spinbox_button = new GButton(widget);
-    spinbox_button->set_caption("SpinBox");
+    spinbox_button->set_tooltip("GSpinBox");
+    spinbox_button->set_icon(GraphicsBitmap::load_from_file("/res/icons/vbwidgets/spinbox.png"));
     spinbox_button->on_click = [] (GButton&) {
         if (auto* form = VBForm::current())
             form->insert_widget(WidgetType::GSpinBox);
     };
     auto* editor_button = new GButton(widget);
-    editor_button->set_caption("TextEditor");
+    editor_button->set_tooltip("GTextEditor");
+    editor_button->set_icon(GraphicsBitmap::load_from_file("/res/icons/vbwidgets/textbox.png"));
     editor_button->on_click = [] (GButton&) {
         if (auto* form = VBForm::current())
             form->insert_widget(WidgetType::GTextEditor);
     };
+    auto* progress_bar_button = new GButton(widget);
+    progress_bar_button->set_tooltip("GProgressBar");
+    progress_bar_button->set_icon(GraphicsBitmap::load_from_file("/res/icons/vbwidgets/progressbar.png"));
+    progress_bar_button->on_click = [] (GButton&) {
+        if (auto* form = VBForm::current())
+            form->insert_widget(WidgetType::GProgressBar);
+    };
     return window;
 }

LibGUI/GProgressBar.cpp

@@ -51,19 +51,22 @@ void GProgressBar::paint_event(GPaintEvent& event)
     float range_size = m_max - m_min;
     float progress = (m_value - m_min) / range_size;
 
-    // Then we draw the progress text over the gradient.
-    // We draw it twice, once offset (1, 1) for a drop shadow look.
-    StringBuilder builder;
-    builder.append(m_caption);
-    if (m_format == Format::Percentage)
-        builder.appendf("%d%%", (int)(progress * 100));
-    else if (m_format == Format::ValueSlashMax)
-        builder.appendf("%d/%d", m_value, m_max);
+    String progress_text;
+    if (m_format != Format::NoText) {
+        // Then we draw the progress text over the gradient.
+        // We draw it twice, once offset (1, 1) for a drop shadow look.
+        StringBuilder builder;
+        builder.append(m_caption);
+        if (m_format == Format::Percentage)
+            builder.appendf("%d%%", (int)(progress * 100));
+        else if (m_format == Format::ValueSlashMax)
+            builder.appendf("%d/%d", m_value, m_max);
 
-    auto progress_text = builder.to_string();
+        progress_text = builder.to_string();
 
-    painter.draw_text(rect.translated(1, 1), progress_text, TextAlignment::Center, Color::Black);
-    painter.draw_text(rect, progress_text, TextAlignment::Center, Color::White);
+        painter.draw_text(rect.translated(1, 1), progress_text, TextAlignment::Center, Color::Black);
+        painter.draw_text(rect, progress_text, TextAlignment::Center, Color::White);
+    }
 
     // Then we carve out a hole in the remaining part of the widget.
     // We draw the text a third time, clipped and inverse, for sharp contrast.
@@ -71,5 +74,7 @@ void GProgressBar::paint_event(GPaintEvent& event)
     Rect hole_rect { (int)progress_width, 0, (int)(width() - progress_width), height() };
     painter.add_clip_rect(hole_rect);
     painter.fill_rect(hole_rect, Color::White);
-    painter.draw_text(rect.translated(0, 0), progress_text, TextAlignment::Center, Color::Black);
+
+    if (m_format != Format::NoText)
+        painter.draw_text(rect.translated(0, 0), progress_text, TextAlignment::Center, Color::Black);
 }

LibGUI/GProgressBar.h

@@ -15,7 +15,7 @@ public:
     String caption() const { return m_caption; }
     void set_caption(const String& caption) { m_caption = caption; }
 
-    enum Format { Percentage, ValueSlashMax };
+    enum Format { NoText, Percentage, ValueSlashMax };
     Format format() const { return m_format; }
     void set_format(Format format) { m_format = format; }