Merge changes from SFGUI++ with current master.

Author: Zax37

.gitignore

@@ -1,3 +1,4 @@
+.idea
 *.a
 *.o
 *.os

CMakeLists.txt

@@ -20,12 +20,16 @@ option( SFGUI_BUILD_EXAMPLES    "Build examples."
 option( SFGUI_BUILD_DOC         "Generate API documentation."                   OFF)
 option( SFGUI_INCLUDE_FONT      "Include default font in library (DejaVuSans)." ON)
 option( SFML_STATIC_LIBRARIES   "Do you want to link SFML statically?"          OFF)
+option( SFGUI_BOOST_FILESYSTEM_SUPPORT "Do you want SFGUI to support Boost.FileSystem? (enable FilePickerDialog widget)" OFF)
 
 
 # Find packages.
 find_package( OpenGL REQUIRED )
 find_package( SFML 2.5 REQUIRED COMPONENTS graphics window system )
 
+CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/include/SFGUI/Config.hpp.in ${CMAKE_CURRENT_BINARY_DIR}/include/SFGUI/Config.hpp)
+include_directories(${CMAKE_CURRENT_BINARY_DIR}/include)
+
 set( INCLUDE_PATH "${PROJECT_SOURCE_DIR}/include/" )
 set( SOURCE_PATH "${PROJECT_SOURCE_DIR}/src/" )
 
@@ -59,6 +63,11 @@ endif()
 
 target_link_libraries( ${TARGET} PUBLIC sfml-graphics sfml-window sfml-system ${OPENGL_gl_LIBRARY} )
 
+# Link to Boost.FileSystem if enabled
+if( SFGUI_BOOST_FILESYSTEM_SUPPORT )
+	target_link_libraries( sfgui ${Boost_SYSTEM_LIBRARY} ${Boost_FILESYSTEM_LIBRARY} )
+endif()
+
 # Tell the compiler to export when necessary.
 set_target_properties( ${TARGET} PROPERTIES DEFINE_SYMBOL SFGUI_EXPORTS )
 
@@ -115,7 +124,7 @@ elseif( APPLE )
 			IMPORTED_LOCATION "${COREFOUNDATION_LIBRARY}"
 			INTERFACE_INCLUDE_DIRECTORIES "/System/Library/Frameworks/CoreFoundation.framework/Headers"
 	)
-	
+
 	target_link_libraries( ${TARGET} PUBLIC CoreFoundation )
 	set( SHARE_PATH "${CMAKE_INSTALL_PREFIX}/share/SFGUI" )
 	set( LIB_PATH "lib" )
@@ -165,6 +174,11 @@ install(
 	DESTINATION include
 )
 
+install(
+	DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/include
+	DESTINATION .
+)
+
 install(
 	FILES README.md AUTHORS.md LICENSE.md FONT.LICENSE.md CHANGELOG.md
 	DESTINATION "${SHARE_PATH}"

examples/CMakeLists.txt

@@ -38,8 +38,15 @@ build_example( "ProgressBar" "ProgressBar.cpp" )
 build_example( "SpinButton" "SpinButton.cpp" )
 build_example( "Canvas" "Canvas.cpp" )
 build_example( "CustomWidget" "CustomWidget.cpp" )
+build_example( "ListBox" "ListBox.cpp" )
 build_example( "SFGUI-Test" "Test.cpp" )
 
+if( SFGUI_BOOST_FILESYSTEM_SUPPORT )
+	build_example( "FilePickerDialog" "FilePickerDialog.cpp" )
+	include_directories( SYSTEM ${Boost_INCLUDE_DIR} )
+	target_link_libraries( FilePickerDialog ${Boost_SYSTEM_LIBRARY} ${Boost_FILESYSTEM_LIBRARY} )
+endif()
+
 # Copy data directory to build cache directory to be able to run examples from
 # there. Useful for testing stuff.
 # Don't try to copy if the directories are the same.
@@ -49,13 +56,13 @@ if( NOT ( "${PROJECT_SOURCE_DIR}" STREQUAL "${PROJECT_BINARY_DIR}" ) )
 		COMMAND "${CMAKE_COMMAND}"
 		ARGS -E copy_directory "${PROJECT_SOURCE_DIR}/examples/data" "${PROJECT_BINARY_DIR}/examples/data"
 	)
-	
+
 	add_custom_command(
 		TARGET "Image"
 		COMMAND "${CMAKE_COMMAND}"
 		ARGS -E copy_directory "${PROJECT_SOURCE_DIR}/examples/data" "${PROJECT_BINARY_DIR}/examples/data"
 	)
-	
+
 	add_custom_command(
 		TARGET "Canvas"
 		COMMAND "${CMAKE_COMMAND}"

examples/CustomWidget.cpp

@@ -96,7 +96,7 @@ class MyCustomWidget : public sfg::Widget {
 						5.f,
 						inverted_color,
 						background_color,
-						20.f
+						20
 					)
 				);
 
@@ -120,7 +120,7 @@ class MyCustomWidget : public sfg::Widget {
 							255
 						),
 						inner_border_color,
-						20.f
+						20
 					)
 				);
 

examples/FilePickerDialog.cpp

@@ -0,0 +1,88 @@
+// Always include the necessary header files.
+// Including SFGUI/Widgets.hpp includes everything
+// you can possibly need automatically.
+#include <SFGUI/SFGUI.hpp>
+#include <SFGUI/Widgets.hpp>
+
+#include <SFML/Graphics.hpp>
+
+int main() {
+	// Create the main SFML window
+	sf::RenderWindow app_window( sf::VideoMode( 800, 600 ), "SFGUI Window Example", sf::Style::Titlebar | sf::Style::Close );
+
+	// We have to do this because we don't use SFML to draw.
+	app_window.resetGLStates();
+
+	// Create an SFGUI. This is required before doing anything with SFGUI.
+	sfg::SFGUI sfgui;
+
+	// Create our main SFGUI window
+
+	// Almost everything in SFGUI is handled through smart pointers
+	// for automatic resource management purposes. You create them
+	// and they will automatically be destroyed when the time comes.
+
+	// Creation of widgets is always done with it's Create() method
+	// which will return a smart pointer owning the new widget.
+	auto window = sfg::FilePickerDialog::Create( "/home/victor" );
+
+	// Here we can set the window's title bar text.
+	window->SetTitle( "A really really really really long title" );
+
+	window->GetSignal( sfg::FilePickerDialog::OnCancel ).Connect(
+		[]()
+		{
+			std::cout << "Path selection cancelled !" << std::endl;
+		}
+	);
+	window->GetSignal( sfg::FilePickerDialog::OnOk ).Connect(
+		[window]()
+		{
+			std::cout << "Selected path : \"" << window->GetSelectedPath().toAnsiString() << "\"" << std::endl;
+		}
+	);
+
+	// For more things to set around the window refer to the
+	// API documentation.
+
+	// Start the game loop
+	while ( app_window.isOpen() ) {
+		// Process events
+		sf::Event event;
+
+		while ( app_window.pollEvent( event ) ) {
+			// Every frame we have to send SFML events to the window
+			// to enable user interactivity. Without doing this your
+			// GUI is nothing but a big colorful picture ;)
+			window->HandleEvent( event );
+
+			// Close window : exit
+			if ( event.type == sf::Event::Closed ) {
+				app_window.close();
+			}
+		}
+
+		// Update the GUI, note that you shouldn't normally
+		// pass 0 seconds to the update method.
+		window->Update( 0.f );
+
+		// Clear screen
+		app_window.clear();
+
+		// After drawing the rest of your game, you have to let the GUI
+		// render itself. If you don't do this you will never be able
+		// to see it ;)
+		sfgui.Display( app_window );
+
+		// NOTICE
+		// Because the window doesn't have any children it will shrink to
+		// it's minimum size of (0,0) resulting in you not seeing anything
+		// except the title bar text ;) Don't worry, in the Label example
+		// you'll get to see more.
+
+		// Update the window
+		app_window.display();
+	}
+
+	return EXIT_SUCCESS;
+}

examples/ListBox.cpp

@@ -0,0 +1,138 @@
+// Always include the necessary header files.
+// Including SFGUI/Widgets.hpp includes everything
+// you can possibly need automatically.
+#include <SFGUI/SFGUI.hpp>
+#include <SFGUI/Widgets.hpp>
+
+#include <SFML/Graphics.hpp>
+
+int main() {
+	sfg::SFGUI sfgui;
+	sf::RenderWindow window(sf::VideoMode(800, 600), "ListBox Example");
+    window.setVerticalSyncEnabled(true);
+    window.setFramerateLimit(30);
+
+	sf::Image firstImage;
+	firstImage.loadFromFile("data/add.png");
+
+	sf::Image secondImage;
+	secondImage.loadFromFile("data/delete.png");
+
+    sfg::Desktop desktop;
+
+	auto window1 = sfg::Window::Create();
+	window1->SetTitle( "ListBox with ItemTextPolicy::RESIZE_LISTBOX" );
+
+	auto box1 = sfg::Box::Create( sfg::Box::Orientation::VERTICAL );
+	box1->SetSpacing( 5.f );
+	box1->PackEnd( sfg::Label::Create( "The minimum width\nof this ListBox\ncorresponds to the largest\nitem's text width." ), false, true );
+
+	auto listbox1 = sfg::ListBox::Create();
+	listbox1->AppendItem( "This is the first item" );
+	listbox1->AppendItem( "Second item" );
+	listbox1->AppendItem( "Third item which is a bit large" );
+	listbox1->AppendItem( "Fourth item" );
+	listbox1->AppendItem( "Fifth item" );
+	listbox1->AppendItem( "Sixth item" );
+	listbox1->AppendItem( "Last one !" );
+	box1->PackEnd( listbox1 );
+	listbox1->SetImagesSize(sf::Vector2f(32.f, 32.f));
+
+	window1->Add( box1 );
+
+	auto window2 = sfg::Window::Create();
+	window2->SetTitle( "ListBox with ItemTextPolicy::SHRINK" );
+
+	auto box2 = sfg::Box::Create( sfg::Box::Orientation::VERTICAL );
+	box2->SetSpacing( 5.f );
+	auto label2 = sfg::Label::Create( "The items' texts\nare shrinked if the\nListBox is not big\nenough." );
+	box2->PackEnd( label2, false, true );
+
+	auto listbox2 = sfg::ListBox::Create();
+	listbox2->AppendItem( "This is the first item (long text)" );
+	listbox2->AppendItem( "Second item", firstImage );
+	listbox2->AppendItem( "Third item which is very long !", secondImage );
+	listbox2->AppendItem( "Fourth item" );
+	listbox2->AppendItem( "Fifth item" );
+	listbox2->AppendItem( "Sixth item, again it's too large !" );
+	listbox2->AppendItem( "Last one !" );
+	listbox2->SetItemTextPolicy( sfg::ListBox::ItemTextPolicy::SHRINK );
+	box2->PackEnd( listbox2 );
+	listbox2->SetImagesSize(sf::Vector2f(32.f, 32.f));
+
+	window2->Add( box2 );
+
+	auto window3 = sfg::Window::Create();
+	window3->SetTitle( "ListBox with ItemTextPolicy::SHRINK" );
+
+	auto box3 = sfg::Box::Create( sfg::Box::Orientation::VERTICAL );
+	box3->SetSpacing( 5.f );
+	auto label3 = sfg::Label::Create( "You can select multiple\nitems in this ListBox." );
+	box3->PackEnd( label3, false, true );
+
+	auto listbox3 = sfg::ListBox::Create();
+	listbox3->AppendItem( "First item" );
+	listbox3->AppendItem( "Second item" );
+	listbox3->AppendItem( "Third item" );
+	listbox3->AppendItem( "Fourth item" );
+	listbox3->AppendItem( "Fifth item" );
+	listbox3->AppendItem( "Sixth item" );
+	listbox3->AppendItem( "Last one !" );
+	listbox3->SetSelectionMode( sfg::ListBox::SelectionMode::MULTI_SELECTION );
+	listbox3->SetSelection( {1, 3, 4, 5} );
+	box3->PackEnd( listbox3 );
+
+	window3->Add( box3 );
+
+	desktop.Add( window1 );
+	desktop.Add( window2 );
+	desktop.Add( window3 );
+
+	sf::Vector2f windowSize( static_cast<float>( window.getSize().x ), static_cast<float>( window.getSize().y ) );
+
+	window2->SetPosition(sf::Vector2f(windowSize.x/2.f - window2->GetRequisition().x/2.f, windowSize.y/2.f - window2->GetRequisition().y/2.f));
+	window3->SetPosition(sf::Vector2f(windowSize.x - window3->GetRequisition().x - 100.f, windowSize.y - window3->GetRequisition().y - 100.f));
+
+    sf::Event event;
+    sf::Clock clock;
+
+    window.resetGLStates();
+
+	int i = 0;
+
+    while (window.isOpen())
+        {
+            while (window.pollEvent(event))
+            {
+                desktop.HandleEvent( event );
+                switch(event.type)
+                {
+                    case sf::Event::Closed:
+                        window.close();
+                    	break;
+					case sf::Event::KeyPressed:
+						if( event.key.code == sf::Keyboard::R ) {
+							listbox3->RemoveItem(2);
+						} else if( event.key.code == sf::Keyboard::I ) {
+							listbox3->InsertItem(3, "Inserted item #" + std::to_string(i));
+							++i;
+						} else if( event.key.code == sf::Keyboard::A) {
+							listbox3->AppendItem("Appended item #" + std::to_string(i));
+							++i;
+						} else if( event.key.code == sf::Keyboard::P) {
+							listbox3->PrependItem("Prepended item #" + std::to_string(i));
+							++i;
+						}
+						break;
+					default:
+						break;
+                }
+            }
+            desktop.Update( clock.restart().asSeconds() );
+            window.clear();
+            sfgui.Display( window );
+            window.display();
+        }
+
+    return 0;
+}

include/SFGUI/Config.hpp renamed to include/SFGUI/Config.hpp.in

@@ -35,3 +35,5 @@
 	#define SFGUI_DEBUG
 	#include <iostream> // XXX Only for debugging purposes.
 #endif
+
+#cmakedefine SFGUI_BOOST_FILESYSTEM_SUPPORT

include/SFGUI/Engine.hpp

@@ -40,6 +40,7 @@ class Notebook;
 class Spinner;
 class ComboBox;
 class SpinButton;
+class ListBox;
 
 class Selector;
 class RenderQueue;
@@ -164,6 +165,12 @@ class SFGUI_API Engine {
 		 */
 		virtual std::unique_ptr<RenderQueue> CreateSpinButtonDrawable( std::shared_ptr<const SpinButton> spinbutton ) const = 0;
 
+		/** Create drawable for listbox widgets.
+		 * @param listbox Widget.
+		 * @return New drawable object (unmanaged memory!).
+		 */
+		virtual std::unique_ptr<RenderQueue> CreateListBoxDrawable( std::shared_ptr<const ListBox> listbox ) const = 0;
+
 		/** Get maximum line height.
 		 * @param font Font.
 		 * @param font_size Font size.

include/SFGUI/Engines/BREW.hpp

@@ -43,6 +43,7 @@ class SFGUI_API BREW : public Engine {
 		std::unique_ptr<RenderQueue> CreateSpinnerDrawable( std::shared_ptr<const Spinner> spinner ) const override;
 		std::unique_ptr<RenderQueue> CreateComboBoxDrawable( std::shared_ptr<const ComboBox> combo_box ) const override;
 		std::unique_ptr<RenderQueue> CreateSpinButtonDrawable( std::shared_ptr<const SpinButton> spinbutton ) const override;
+		std::unique_ptr<RenderQueue> CreateListBoxDrawable( std::shared_ptr<const ListBox> listbox ) const override;
 
 	private:
 		static std::unique_ptr<RenderQueue> CreateBorder( const sf::FloatRect& rect, float border_width, const sf::Color& light_color, const sf::Color& dark_color );

include/SFGUI/Entry.hpp

@@ -89,6 +89,7 @@ class SFGUI_API Entry : public Widget {
 
 		// Signals.
 		static Signal::SignalID OnTextChanged; //!< Fired when the text changes.
+		static Signal::SignalID OnReturnPressed; //!< Fired when enter is pressed.
 
 	protected:
 		/** Ctor.