MDI Test

mditest.cpp

#include <wx/artprov.h>
#include <wx/xrc/xmlres.h>
#include <wx/scrolwin.h>
#include <wx/gdicmn.h>
#include <wx/font.h>
#include <wx/colour.h>
#include <wx/settings.h>
#include <wx/string.h>
#include <wx/frame.h>
#include <wx/aui/aui.h>
#include <wx/wx.h>

namespace Controls {
	
	class ChildWindow: public wxPanel {
		wxFrame* frame = new wxFrame( this, wxID_ANY, "", { 0, 0 } );
		wxPanel* content = new wxPanel( this, wxID_ANY, { 35, 35 }, wxDefaultSize);
		
		const int border = 5, captionHeight = 30;
		
	public:
		void OnRedraw(wxPaintEvent & evt) {
			//wxPaintDC dc(this);
			printf("paint?\n");
		}
		
		void OnPaint(wxDC& dc) {
			puts("paint?");
		}
		
		bool ProcessEvent (wxEvent &event) override {
			wxWindow& window = *((wxWindow*)event.GetEventObject());
			int height, width;
			
			if (event.GetEventType() == wxEVT_SIZE) {
				window.GetSize(&width, &height);
				SetSize( width, height);
				frame->SetSize( width, height);
				
				content->SetSize( border, captionHeight + border, width - (border * 2), height - (( border + captionHeight ) + border ));
			}
			else if (event.GetEventType() == wxEVT_CLOSE_WINDOW) {
				return wxPanel::ProcessEvent(event);
			}
			
			return true;
		}
		
		ChildWindow(wxWindow* parent, const char* caption, int width = 360, int height = 91160): 
			wxPanel(parent, wxID_ANY, wxDefaultPosition, wxSize( 1920, 1080 ))
		{
			SetBackgroundColour(wxColour(80, 80, 80));
		}
		
		~ChildWindow() {
			delete frame;
			delete content;
		}
		
		DECLARE_EVENT_TABLE()
	};
	
	BEGIN_EVENT_TABLE(ChildWindow, wxPanel)
		EVT_PAINT(ChildWindow::OnRedraw)
	END_EVENT_TABLE()
	
	class Frame : public wxFrame {
		wxAuiManager layout;
		
		wxScrolledWindow* const workspace
			= new wxScrolledWindow( this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxHSCROLL|wxVSCROLL );
		
		wxPanel* child = new ChildWindow( workspace, "Child Window" );
		
	public:
		bool ProcessEvent (wxEvent &event) override {
			wxWindow& window = *((wxWindow*)event.GetEventObject());
			int height, width;
			
			if (event.GetEventType() == wxEVT_SIZE) {
				window.GetSize(&width, &height);
				workspace->SetSize(0, 0, width, height);
			}
			else if (event.GetEventType() == wxEVT_CLOSE_WINDOW) {
				return wxFrame::ProcessEvent(event);
			}
			
			return true;
		}
		
		Frame(const char* caption): wxFrame(nullptr, wxID_ANY, caption) {
			SetClientSize(640, 480);
			layout.SetManagedWindow(this);
			
			layout.SetFlags(wxAUI_MGR_ALLOW_ACTIVE_PANE|wxAUI_MGR_ALLOW_FLOATING|wxAUI_MGR_DEFAULT);
			workspace->SetScrollRate( 5, 5 );
			
			//child->SetBackgroundColour(wxColour(180, 180, 180));
			workspace->SetBackgroundColour(wxColour(180, 180, 180));
			child->SetSize(20, 20, 120, 120);
			
			wxAuiPaneInfo layoutInfo(wxAuiPaneInfo()
						.Centre()
						.CaptionVisible( false )
						.MinimizeButton( true )
						.PaneBorder( false )
						.Dock()
						.Resizable()
						.FloatingSize( wxDefaultSize )
						.CentrePane());
			
			layout.AddPane( workspace, layoutInfo );
			layout.Update();
			
			Centre( wxBOTH );
			SetBackgroundColour(wxColour(80, 80, 80));
		}
		
		~Frame() {
			layout.UnInit();
		}
	};
}

class Application : public wxApp {
	wxFrame* container = nullptr;

	bool OnInit() override {
		if (container == nullptr) {
			container = new Controls::Frame("Panel example");
			container->Show();
		}

		return true;
	}
};

wxIMPLEMENT_APP(Application);