Esempio n. 1
0
        void AddScrollView2(AppHost host, int x, int y)
        {
            var panel = new LayoutFarm.CustomWidgets.Box(800, 600);

            panel.HasSpecificWidthAndHeight = true;
            panel.NeedClipArea = true;
            panel.SetLocation(x + 10, y + 30);
            panel.BackColor         = Color.LightGray;
            panel.ContentLayoutKind = CustomWidgets.BoxContentLayoutKind.VerticalStack;
            host.AddChild(panel);
            //-------------------------
            //load images...

            //check folder before load
            string[] fileNames = new string[0];

            if (System.IO.Directory.Exists("../Data/imgs"))
            {
                fileNames = System.IO.Directory.GetFiles("../Data/imgs", "0*.jpg");
            }
            //select only
            int lastY = 0;


            int imgNo = 0;

            for (int i = 0; i < fileNames.Length * 4; ++i) //5 imgs
            {
                var imgbox = new LayoutFarm.CustomWidgets.ImageBox(36, 36);
                imgbox.BackColor = Color.OrangeRed;
                imgbox.SetLocation(0, lastY);
                imgbox.MouseUp += (s, e) =>
                {
                    if (e.Button == UIMouseButtons.Right)
                    {
                        //test remove this imgbox on right mouse click
                        panel.RemoveChild(imgbox);
                    }
                };

                ImageBinder imgBinder = host.CreateImageBinder(fileNames[imgNo]);
                imgbox.SetSize(imgBinder.Width, imgBinder.Height);
                imgbox.ImageBinder = imgBinder;


                lastY += imgbox.Height;
                panel.AddChild(imgbox);

                imgNo++;
                if (imgNo == fileNames.Length) //last img
                {
                    imgNo = 0;                 //reset
                }
            }
            //--------------------------
            //panel may need more
            panel.SetViewport(0, 0);

            //-------------------------
            {
                //vertical scrollbar
                var vscbar = new LayoutFarm.CustomWidgets.ScrollBar(15, 200);
                vscbar.SetLocation(x + 10, y + 10);
                vscbar.MinValue    = 0;
                vscbar.MaxValue    = lastY;
                vscbar.SmallChange = 20;
                host.AddChild(vscbar);
                //add relation between viewpanel and scroll bar
                var scRelation = new LayoutFarm.CustomWidgets.ScrollingRelation(vscbar.SliderBox, panel);
            }
            //-------------------------
            {
                //horizontal scrollbar
                var hscbar = new LayoutFarm.CustomWidgets.ScrollBar(150, 15);
                hscbar.ScrollBarType = CustomWidgets.ScrollBarType.Horizontal;
                hscbar.SetLocation(x + 30, y + 10);
                hscbar.MinValue    = 0;
                hscbar.MaxValue    = panel.Width;//just init
                hscbar.SmallChange = 20;
                host.AddChild(hscbar);
                //add relation between viewpanel and scroll bar
                var scRelation = new LayoutFarm.CustomWidgets.ScrollingRelation(hscbar.SliderBox, panel);
            }
        }