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https://github.com/RGBCube/serenity
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Demos: Add a little "Mouse" demo for showing mouse button states
This was very helpful when adding support for 5-button mice! :^)
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Demos/Mouse/Makefile
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Demos/Mouse/Makefile
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OBJS = \
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main.o
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PROGRAM = Mouse
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LIB_DEPS = GUI IPC Gfx Core
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include ../../Makefile.common
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100
Demos/Mouse/main.cpp
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Demos/Mouse/main.cpp
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#include <LibGUI/Application.h>
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/Frame.h>
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#include <LibGUI/Painter.h>
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#include <LibGUI/Widget.h>
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#include <LibGUI/Window.h>
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static unsigned s_mouse_button_state;
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class MouseButtonIndicator final : public GUI::Frame {
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C_OBJECT(MouseButtonIndicator);
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public:
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virtual ~MouseButtonIndicator() {}
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private:
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virtual void paint_event(GUI::PaintEvent& event) override
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{
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Frame::paint_event(event);
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GUI::Painter painter(*this);
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painter.add_clip_rect(event.rect());
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Color background_color;
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Color foreground_color;
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if (s_mouse_button_state & m_button) {
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background_color = Color::Black;
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foreground_color = Color::White;
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} else {
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background_color = Color::White;
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foreground_color = Color::Black;
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}
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painter.fill_rect(frame_inner_rect(), background_color);
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painter.draw_text(frame_inner_rect(), m_name, Gfx::TextAlignment::Center, foreground_color);
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}
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void mousedown_event(GUI::MouseEvent& event) override
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{
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event.ignore();
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}
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void mouseup_event(GUI::MouseEvent& event) override
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{
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event.ignore();
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}
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MouseButtonIndicator(const String& name, GUI::MouseButton button)
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: m_name(name)
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, m_button(button)
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{
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}
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String m_name;
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GUI::MouseButton m_button;
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};
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class MainWidget final : public GUI::Widget {
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C_OBJECT(MainWidget);
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public:
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void mousedown_event(GUI::MouseEvent& event) override
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{
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s_mouse_button_state = event.buttons();
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update();
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Widget::mousedown_event(event);
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}
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void mouseup_event(GUI::MouseEvent& event) override
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{
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s_mouse_button_state = event.buttons();
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update();
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Widget::mouseup_event(event);
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}
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private:
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MainWidget() {}
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};
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int main(int argc, char** argv)
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{
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GUI::Application app(argc, argv);
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auto window = GUI::Window::construct();
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window->set_title("Mouse button demo");
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auto& main_widget = window->set_main_widget<MainWidget>();
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main_widget.set_fill_with_background_color(true);
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main_widget.set_layout<GUI::VerticalBoxLayout>();
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main_widget.add<MouseButtonIndicator>("Left", GUI::MouseButton::Left);
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main_widget.add<MouseButtonIndicator>("Middle", GUI::MouseButton::Middle);
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main_widget.add<MouseButtonIndicator>("Right", GUI::MouseButton::Right);
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main_widget.add<MouseButtonIndicator>("Back", GUI::MouseButton::Back);
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main_widget.add<MouseButtonIndicator>("Forward", GUI::MouseButton::Forward);
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window->show();
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return app.exec();
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}
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@ -150,6 +150,7 @@ cp ../Demos/WidgetGallery/WidgetGallery mnt/bin/WidgetGallery
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cp ../Demos/Cube/Cube mnt/bin/Cube
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cp ../Demos/Cube/Cube mnt/bin/Cube
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cp ../Demos/Screensaver/Screensaver mnt/bin/Screensaver
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cp ../Demos/Screensaver/Screensaver mnt/bin/Screensaver
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cp ../Demos/Fire/Fire mnt/bin/Fire
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cp ../Demos/Fire/Fire mnt/bin/Fire
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cp ../Demos/Mouse/Mouse mnt/bin/Mouse
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cp ../Demos/DynamicLink/LinkDemo/LinkDemo mnt/bin/LinkDemo
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cp ../Demos/DynamicLink/LinkDemo/LinkDemo mnt/bin/LinkDemo
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cp ../DevTools/HackStudio/HackStudio mnt/bin/HackStudio
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cp ../DevTools/HackStudio/HackStudio mnt/bin/HackStudio
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cp ../DevTools/VisualBuilder/VisualBuilder mnt/bin/VisualBuilder
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cp ../DevTools/VisualBuilder/VisualBuilder mnt/bin/VisualBuilder
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