public virtual ImageBinder LoadImageAndBind(string src)
{
ImageBinder clientImgBinder = new ImageBinder(src);
clientImgBinder.SetLocalImage(LoadImage(src));
return(clientImgBinder);
}
LayoutFarm.CustomWidgets.MenuItem CreateMenuItem(int x, int y)
{
var mnuItem = new CustomWidgets.MenuItem(150, 20);
mnuItem.SetLocation(x, y);
//--------------------
//1. create landing part
var landPart = new LayoutFarm.CustomWidgets.Box(150, 20);
landPart.BackColor = Color.OrangeRed;
mnuItem.LandPart = landPart;
//--------------------------------------
//add small px to land part
//image
//load bitmap with gdi+
if (_arrowBmp == null)
{
_arrowBmp = _appHost.LoadImageAndBind("../Data/imgs/arrow_open.png");
}
LayoutFarm.CustomWidgets.ImageBox imgBox = new CustomWidgets.ImageBox(_arrowBmp.Width, _arrowBmp.Height);
imgBox.ImageBinder = _arrowBmp;
landPart.AddChild(imgBox);
//--------------------------------------
//if click on this image then
imgBox.MouseDown += (s, e) =>
{
e.CancelBubbling = true;
//1. maintenace parent menu***
mnuItem.MaintenanceParentOpenState();
//-----------------------------------------------
if (mnuItem.IsOpened)
{
mnuItem.Close();
}
else
{
mnuItem.Open();
}
};
imgBox.MouseUp += (s, e) =>
{
mnuItem.UnmaintenanceParentOpenState();
};
imgBox.LostMouseFocus += (s, e) =>
{
if (!mnuItem.MaintenceOpenState)
{
mnuItem.CloseRecursiveUp();
}
};
//--------------------------------------
//2. float part
var floatPart = new LayoutFarm.CustomWidgets.MenuBox(400, 100);
floatPart.BackColor = Color.Gray;
mnuItem.FloatPart = floatPart;
return(mnuItem);
}
static void LoadRawImg(ImageBinder binder, VgVisualElement vg, object o)
{
string imgsrc = binder.ImageSource;
if (imgsrc != null)
{
}
}
public ImageBinder CreateImageBinder(string src)
{
ImageBinder clientImgBinder = new ImageBinder(src);
clientImgBinder.SetImageLoader(binder =>
{
Image img = this.LoadImage(binder.ImageSource);
binder.SetLocalImage(img);
});
return(clientImgBinder);
}
LayoutFarm.CustomWidgets.ComboBox CreateComboBox(int x, int y)
{
var comboBox = new CustomWidgets.ComboBox(400, 20);
comboBox.SetLocation(x, y);
//--------------------
//1. create landing part
var landPart = new LayoutFarm.CustomWidgets.SimpleBox(400, 20);
landPart.BackColor = Color.Green;
comboBox.LandPart = landPart;
//--------------------------------------
//add small px to land part
//image
//load bitmap with gdi+
if (arrowBmp == null)
{
arrowBmp = LoadImage("../../Demo/arrow_open.png");
}
LayoutFarm.CustomWidgets.ImageBox imgBox = new CustomWidgets.ImageBox(arrowBmp.Image.Width, arrowBmp.Image.Height);
imgBox.ImageBinder = arrowBmp;
//--------------------------------------
//2. float part
var floatPart = new LayoutFarm.CustomWidgets.SimpleBox(400, 100);
floatPart.BackColor = Color.Blue;
comboBox.FloatPart = floatPart;
//--------------------------------------
//if click on this image then
imgBox.MouseDown += (s, e) =>
{
e.CancelBubbling = true;
if (comboBox.IsOpen)
{
comboBox.CloseHinge();
}
else
{
comboBox.OpenHinge();
}
};
imgBox.LostMouseFocus += (s, e) =>
{
if (comboBox.IsOpen)
{
comboBox.CloseHinge();
}
};
landPart.AddChild(imgBox);
return(comboBox);
}
protected override void OnStart(AppHost host)
{
ImageBinder imgBinder = host.LoadImageAndBind("../Data/imgs/favorites32.png");
for (int i = 0; i < 100; ++i)
{
//share 1 img binder with multiple img boxes
var imgBox = new CustomWidgets.ImageBox(imgBinder.Width, imgBinder.Height);
imgBox.ImageBinder = imgBinder;
imgBox.SetLocation(i * 10, i * 10);
host.AddChild(imgBox);
}
}
protected override void OnStartDemo(SampleViewport viewport)
{
ImageBinder imgBinder = viewport.GetImageBinder2("../../Data/imgs/favorites32.png");
for (int i = 0; i < 100; ++i)
{
//share 1 img binder with multiple img boxes
var imgBox = new CustomWidgets.ImageBox(imgBinder.Image.Width, imgBinder.Image.Height);
imgBox.ImageBinder = imgBinder;
imgBox.SetLocation(i * 10, i * 10);
viewport.AddContent(imgBox);
}
}
LayoutFarm.CustomWidgets.ComboBox CreateComboBox(int x, int y)
{
var comboBox = new CustomWidgets.ComboBox(400, 20);
comboBox.SetLocation(x, y);
//--------------------
//1. create landing part
var landPart = new LayoutFarm.CustomWidgets.SimpleBox(400, 20);
landPart.BackColor = Color.Green;
comboBox.LandPart = landPart;
//--------------------------------------
//add small px to land part
//image
//load bitmap with gdi+
if (arrowBmp == null)
{
arrowBmp = LoadImageBinder("../../Demo/arrow_open.png");
}
LayoutFarm.CustomWidgets.ImageBox imgBox = new CustomWidgets.ImageBox(arrowBmp.Image.Width, arrowBmp.Image.Height);
imgBox.ImageBinder = arrowBmp;
//--------------------------------------
//2. float part
var floatPart = new LayoutFarm.CustomWidgets.SimpleBox(400, 100);
floatPart.BackColor = Color.Blue;
comboBox.FloatPart = floatPart;
//--------------------------------------
//if click on this image then
imgBox.MouseDown += (s, e) =>
{
e.CancelBubbling = true;
if (comboBox.IsOpen)
{
comboBox.CloseHinge();
}
else
{
comboBox.OpenHinge();
}
};
imgBox.LostMouseFocus += (s, e) =>
{
if (comboBox.IsOpen)
{
comboBox.CloseHinge();
}
};
landPart.AddChild(imgBox);
return comboBox;
}
VgVisualElement CreateTestRenderVx_FromImg(string filename)
{
ImageBinder imgBinder = _appHost.LoadImageAndBind(filename);
var spec = new SvgImageSpec()
{
ImageSrc = filename,
Width = new Css.CssLength(imgBinder.Width, Css.CssUnitOrNames.Pixels),
Height = new Css.CssLength(imgBinder.Height, Css.CssUnitOrNames.Pixels),
};
VgVisualDoc renderRoot = new VgVisualDoc(_vgVisualDocHost);
VgVisualElement vgimg = new VgVisualElement(WellknownSvgElementName.Image, spec, renderRoot);
vgimg.ImageBinder = imgBinder;
return(vgimg);
}
protected override void OnStartDemo(SampleViewport viewport)
{
var treeView = new LayoutFarm.CustomWidgets.TreeView(300, 400);
treeView.SetLocation(10, 10);
treeView.BackColor = KnownColors.FromKnownColor(KnownColor.LightGray);
viewport.AddContent(treeView);
//prepare node icon
ImageBinder nodeOpen = LoadImage("../../Demo/arrow_open.png");
//add
for (int i = 0; i < 10; ++i)
{
var childLevel0 = new LayoutFarm.CustomWidgets.TreeNode(400, 40);
childLevel0.BackColor = ((i % 2) == 0) ?
KnownColors.FromKnownColor(KnownColor.Blue) :
KnownColors.FromKnownColor(KnownColor.Yellow);
treeView.AddItem(childLevel0);
childLevel0.NodeIconImage = nodeOpen;
for (int n = 0; n < 4; ++n)
{
var childLevel1 = new LayoutFarm.CustomWidgets.TreeNode(400, 20);
childLevel1.BackColor = ((n % 2) == 0) ?
KnownColors.FromKnownColor(KnownColor.Green) :
KnownColors.FromKnownColor(KnownColor.YellowGreen);
childLevel0.AddChildNode(childLevel1);
childLevel1.NodeIconImage = nodeOpen;
for (int m = 0; m < 5; ++m)
{
var childLevel2 = new LayoutFarm.CustomWidgets.TreeNode(400, 20);
childLevel2.BackColor = ((m % 2) == 0) ?
KnownColors.FromKnownColor(KnownColor.OrangeRed) :
KnownColors.FromKnownColor(KnownColor.Wheat);
childLevel2.NodeIconImage = nodeOpen;
childLevel1.AddChildNode(childLevel2);
}
}
}
}
void AddScrollView2(SampleViewport viewport, int x, int y)
{
var panel = new LayoutFarm.CustomWidgets.SimpleBox(800, 1000);
panel.NeedClipArea = true;
panel.SetLocation(x + 10, y + 30);
panel.BackColor = Color.LightGray;
panel.ContentLayoutKind = CustomWidgets.BoxContentLayoutKind.VerticalStack;
viewport.AddContent(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;
ImageBinder binder = viewport.GetImageBinder(fileNames[2]);
for (int i = 0; i < fileNames.Length * 4; ++i) //5 imgs
{
var imgbox = new LayoutFarm.CustomWidgets.ImageBox(36, 400);
imgbox.ImageBinder = binder;
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);
}
};
lastY += imgbox.Height + 5;
panel.AddChild(imgbox);
}
//--------------------------
//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;
viewport.AddContent(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 = 170;
hscbar.SmallChange = 20;
viewport.AddContent(hscbar);
//add relation between viewpanel and scroll bar
var scRelation = new LayoutFarm.CustomWidgets.ScrollingRelation(hscbar.SliderBox, panel);
}
panel.PerformContentLayout();
}
void LazyImageLoad(ImageBinder binder)
{
//load here as need
imageContentMan.AddRequestImage(binder);
}
void LazyImageLoad(ImageBinder binder)
{
//load here as need
imageContentMan.AddRequestImage(binder);
}
protected override void OnStartDemo(SampleViewport viewport)
{
SetupImageList(viewport);
for (int i = 1; i < 5; ++i)
{
var textbox = new LayoutFarm.CustomWidgets.SimpleBox(30, 30);
textbox.SetLocation(i * 40, i * 40);
viewport.AddContent(textbox);
}
//--------------------
//image box
//load bitmap with gdi+
ImageBinder imgBinder = viewport.GetImageBinder2("../../Data/imgs/favorites32.png");
var imgBox = new CustomWidgets.ImageBox(imgBinder.Image.Width, imgBinder.Image.Height);
imgBox.ImageBinder = imgBinder;
viewport.AddContent(imgBox);
//--------------------
//checked box
int boxHeight = 20;
int boxY = 50;
//multiple select
for (int i = 0; i < 4; ++i)
{
var statedBox = new LayoutFarm.CustomWidgets.CheckBox(20, boxHeight);
statedBox.SetLocation(10, boxY);
boxY += boxHeight + 5;
viewport.AddContent(statedBox);
}
//-------------------------------------------------------------------------
//single select
boxY += 50;
for (int i = 0; i < 4; ++i)
{
var statedBox = new LayoutFarm.CustomWidgets.CheckBox(20, boxHeight);
statedBox.SetLocation(10, boxY);
boxY += boxHeight + 5;
viewport.AddContent(statedBox);
statedBox.WhenChecked += (s, e) =>
{
var selectedBox = (LayoutFarm.CustomWidgets.CheckBox)s;
if (selectedBox != currentSingleCheckedBox)
{
if (currentSingleCheckedBox != null)
{
currentSingleCheckedBox.Checked = false;
}
currentSingleCheckedBox = selectedBox;
}
};
}
//-------------------------------------------------------------------
//test canvas
var canvasBox = new MyDrawingCanvas(300, 300);
canvasBox.SetLocation(400, 150);
viewport.AddContent(canvasBox);
//-------------------------------------------------------------------
}
LayoutFarm.CustomWidgets.MenuItem CreateMenuItem(int x, int y)
{
var mnuItem = new CustomWidgets.MenuItem(150, 20);
mnuItem.SetLocation(x, y);
//--------------------
//1. create landing part
var landPart = new LayoutFarm.CustomWidgets.SimpleBox(150, 20);
landPart.BackColor = Color.OrangeRed;
mnuItem.LandPart = landPart;
//--------------------------------------
//add small px to land part
//image
//load bitmap with gdi+
if (arrowBmp == null)
{
arrowBmp = LoadImageBinder("../../Demo/arrow_open.png");
}
LayoutFarm.CustomWidgets.ImageBox imgBox = new CustomWidgets.ImageBox(arrowBmp.ImageWidth, arrowBmp.ImageHeight);
imgBox.ImageBinder = arrowBmp;
landPart.AddChild(imgBox);
//--------------------------------------
//if click on this image then
imgBox.MouseDown += (s, e) =>
{
e.CancelBubbling = true;
//1. maintenace parent menu***
mnuItem.MaintenanceParentOpenState();
//-----------------------------------------------
if (mnuItem.IsOpened)
{
mnuItem.Close();
}
else
{
mnuItem.Open();
}
};
imgBox.MouseUp += (s, e) =>
{
mnuItem.UnmaintenanceParentOpenState();
};
imgBox.LostMouseFocus += (s, e) =>
{
if (!mnuItem.MaintenceOpenState)
{
mnuItem.CloseRecursiveUp();
}
};
//--------------------------------------
//2. float part
var floatPart = new LayoutFarm.CustomWidgets.MenuBox(400, 100);
floatPart.BackColor = Color.Gray;
mnuItem.FloatPart = floatPart;
return mnuItem;
}
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);
}
}
protected override void OnStart(AppHost host)
{
//SetupImageList(host);
for (int i = 1; i < 5; ++i)
{
var textbox = new LayoutFarm.CustomWidgets.Box(30, 30);
textbox.SetLocation(i * 40, i * 40);
host.AddChild(textbox);
}
//--------------------
//image box
//load bitmap with gdi+
ImageBinder imgBinder = host.LoadImageAndBind("../Data/imgs/favorites32.png");
var imgBox = new CustomWidgets.ImageBox(imgBinder.Width, imgBinder.Height);
imgBox.ImageBinder = imgBinder;
host.AddChild(imgBox);
//--------------------
//checked box
int boxHeight = 20;
int boxY = 50;
//multiple select
for (int i = 0; i < 4; ++i)
{
var statedBox = new LayoutFarm.CustomWidgets.CheckBox(20, boxHeight);
statedBox.SetLocation(10, boxY);
boxY += boxHeight + 5;
host.AddChild(statedBox);
}
//-------------------------------------------------------------------------
//single select
boxY += 50;
for (int i = 0; i < 4; ++i)
{
var statedBox = new LayoutFarm.CustomWidgets.CheckBox(20, boxHeight);
statedBox.SetLocation(10, boxY);
boxY += boxHeight + 5;
host.AddChild(statedBox);
statedBox.CheckChanged += (s, e) =>
{
var selectedBox = (LayoutFarm.CustomWidgets.CheckBox)s;
if (selectedBox != _currentSingleCheckedBox)
{
if (_currentSingleCheckedBox != null)
{
_currentSingleCheckedBox.Checked = false;
}
_currentSingleCheckedBox = selectedBox;
}
};
}
//-------------------------------------------------------------------
//test canvas
var canvasBox = new MyDrawingCanvas(300, 300);
canvasBox.SetLocation(400, 150);
host.AddChild(canvasBox);
//-------------------------------------------------------------------
}
