public override bool OnClick(UIEvent clickEvent){
base.OnClick(clickEvent);
clickEvent.stopPropagation();
return true;
}
public override bool OnClick(UIEvent clickEvent){
// No bubbling:
clickEvent.stopPropagation();
return true;
}
public override void Clicked(UIEvent clickEvent){
// Track where the mouse started off:
MouseY=clickEvent.clientY;
// And where the bar started off too:
StartY=Element.style.Computed.PositionTop;
}
public override bool OnClick(UIEvent clickEvent){
base.OnClick(clickEvent);
if(Details==null){
return false;
}
if(!clickEvent.heldDown){
// Hide/show the details element.
// Grab the details computed style:
ComputedStyle computed=Details.Style.Computed;
// The display it's going to:
string display;
// Is it currently visible?
if(computed.Display==DisplayType.None){
// Nope! Show it.
display="block";
}else{
// Yep - hide it.
display="none";
}
// Change it's display:
computed.ChangeTagProperty("display",new Css.Value(display,Css.ValueType.Text));
}
return true;
}
public override bool OnClick(UIEvent clickEvent){
// No bubbling:
clickEvent.stopPropagation();
if(clickEvent.heldDown || Dropdown==null){
return true;
}
Dropdown.SetSelected(Element);
Dropdown.Hide();
return true;
}
public override bool OnClick(UIEvent clickEvent){
// Who wants the click? That's the for element:
Element forElement=GetFor();
if(forElement!=null){
// Prevent any propagation - we sure don't want it clicking this element again (which may occur if
// forElement is one of this elements kids and it propagated upwards).
clickEvent.stopPropagation();
// Click it:
forElement.GotClicked(clickEvent);
}
// Run this elements onmousedown/up etc.
base.OnClick(clickEvent);
return true;
}
/// <summary>Runs the given function held in the named attribute (e.g. onkeydown) and checks if that function blocked
/// the event. In the case of a blocked event, no default action should occur.</summary>
/// <param name="attribute">The name of the attribute, e.g. onkeydown.</param>
/// <param name="uiEvent">A standard UIEvent containing e.g. key/mouse information.</param>
public bool RunBlocked(string attribute,UIEvent uiEvent){
// Run the function:
object result=Run(attribute,uiEvent);
if(result!=null && result.GetType()==typeof(bool)){
// It returned true/false - was it false?
if(!(bool)result){
// Returned false - Blocked it.
return true;
}
}
return uiEvent.cancelBubble;
}
/// <summary>Runs a click with the given UI event based on where on the UI this hit occured.</summary>
public bool RunClick(UIEvent uiEvent){
if(!Success){
return false;
}
// Update coords:
uiEvent.clientX=MouseX;
uiEvent.clientY=MouseY;
// Does it have a fully resolved element?
if(HitElement!=null){
// Yes it does - immediately bubble downwards from this element:
Input.ClickOn(HitElement,uiEvent);
return true;
}else{
// Nope; Instead treat this like any ordinary 2D click but on a WorldUI.
return OnWorldUI.document.html.RunClickOnKids(uiEvent);
}
}
/// <summary>Runs a mouse over event for the UI, if any, that this hit occured on.</summary>
public void RunMouseOver(UIEvent mouseEvent){
if(!Success){
return;
}
// Update coords:
mouseEvent.clientX=MouseX;
mouseEvent.clientY=MouseY;
Input.MouseY=MouseY;
Input.MouseX=MouseX;
// Does it have a fully resolved element?
if(HitElement!=null){
// Yes it does - start from that and bubble directly.
Input.MouseOn(HitElement,mouseEvent);
}else{
// Nope - Do the mouseover event here with the WorldUI:
OnWorldUI.document.RunMouseMove(mouseEvent);
}
}
//--------------------------------------
/// <summary>Called when the element is clicked (or the mouse is released over it).</summary>
/// <param name="clickEvent">The UIEvent describing the click.</param>
public virtual bool OnClick(UIEvent clickEvent){
return Element.OnClickEvent(clickEvent);
}
public override void OnMouseMove(UIEvent mouseEvent){
int deltaX=mouseEvent.clientX-MouseX;
if(deltaX==0){
return;
}
ScrollBy(deltaX,false,true);
}
public override bool OnClick(UIEvent clickEvent){
if(!clickEvent.heldDown && Element.MouseWasDown()){
if(Dropped){
Hide();
}else{
Drop();
}
}
base.OnClick(clickEvent);
clickEvent.stopPropagation();
return true;
}
/// <summary>Tells the UI the mouse was clicked or released.</summary>
/// <param name="x">The x coordinate of the mouse in pixels from the left of the screen.</param>
/// <param name="y">The y coordinate of the mouse in pixels from the top of the screen.</param>
/// <param name="mouseDown">True if the button is now down.</param>
/// <returns>True if the mouse was on the UI.</returns>
private static bool RunClick(int x,int y,bool mouseDown,out UIEvent uiEvent){
uiEvent=new UIEvent(x,y,mouseDown);
// Which button?
if(Event.current!=null){
uiEvent.keyCode=Event.current.button;
}
if(UI.document==null || UI.document.html==null){
return false;
}
int invertedY=ScreenInfo.ScreenY-1-y;
bool result=false;
if(Mode==InputMode.Screen){
result=UI.document.html.RunClickOnKids(uiEvent);
}else if(Mode==InputMode.Physics){
// Screen physics cast here.
RaycastHit uiHit;
if(Physics.Raycast(UI.GUICamera.ScreenPointToRay(new Vector2(x,invertedY)),out uiHit)){
// Did it hit the main UI?
HitResult hit=HandleUIHit(uiHit);
result=hit.Success;
if(result){
// Yes - As this is the main UI, We must have a HitElement available. All we need to do is ClickOn it!
ClickOn(hit.HitElement,uiEvent);
}
}
}
if(!result && WorldInputMode!=InputMode.None){
// Didn't hit the main UI - handle clicks on WorldUI's.
RaycastHit worldUIHit;
if(CameraFor3DInput==null){
CameraFor3DInput=Camera.main;
}
bool hitSuccess=false;
if(OnResolve3D!=null){
hitSuccess=OnResolve3D(out worldUIHit,uiEvent);
}else{
hitSuccess=Physics.Raycast(CameraFor3DInput.ScreenPointToRay(new Vector2(x,invertedY)),out worldUIHit);
}
if(hitSuccess){
// Did it hit a worldUI?
HitResult hit=HandleWorldUIHit(worldUIHit);
result=hit.Success;
if(result){
// Yes it did.
result=hit.RunClick(uiEvent);
}
}
}
// Clear any LastMouseDown entries:
if(!mouseDown){
// Clear their active state:
for(int i=LastMouseDown.Count-1;i>=0;i--){
// Get the element:
Element element=LastMouseDown[i];
// Get computed style:
Css.ComputedStyle computed=element.Style.Computed;
// Clear active:
computed.UnsetModifier("active");
// Still got the mouse over it?
if(element.MousedOver!=MouseOverState.Out){
// Yep! Re-apply hover:
computed.Hover();
}
}
// Clear the set:
LastMouseDown.Clear();
}
return result;
}
/// <summary>Runs a click which may bubble all the way to the root from the given element.</summary>
/// <param name="element">The element to run a click on.</param>
/// <param name="uiEvent">The event that represents the click.</param>
public static void ClickOn(Element element,UIEvent uiEvent){
if(uiEvent.cancelBubble || element==null || element.Handler.IgnoreSelfClick){
return;
}
element.GotClicked(uiEvent);
ClickOn(element.ParentNode,uiEvent);
}
public override bool OnClick(UIEvent clickEvent){
// Did the mouse go up, and was the element clicked down on too?
if(!clickEvent.heldDown && Element.MouseWasDown()){
// Focus it:
Element.Focus();
if(Type==InputType.Submit){
// Find the form and then attempt to submit it.
FormTag form=Element.form;
if(form!=null){
form.submit();
}
}else if(IsScrollInput()){
// Clicked somewhere on a scrollbar:
// Figure out where the click was, and scroll there.
}else if(Type==InputType.Radio){
Select();
}else if(Type==InputType.Checkbox){
if(Checked){
Unselect();
}else{
Select();
}
}else if(IsTextInput()){
// Move the cursor to the click point:
int localClick=clickEvent.clientX-Element.Style.Computed.OffsetLeft + Element.Style.Computed.ScrollLeft;
int index=0;
if(Element.childNodes.Count>1){
// Note: If it's equal to 1, ele[0] is the cursor.
TextElement text=(TextElement)(Element.childNodes[0]);
if(text!=null){
index=text.LetterIndex(localClick);
}
}
MoveCursor(index,true);
}
}
base.OnClick(clickEvent);
clickEvent.stopPropagation();
return true;
}
/// <summary>Runs the keyup events.</summary>
/// <param name="e">The event which has occured.</param>
public bool RunKeyUp(UIEvent e){
if(KeyUp!=null && KeyUp(e)){
return true;
}
if(onkeyup!=null){
onkeyup.Run(e);
}
return false;
}
//--------------------------------------
public override bool OnClick(UIEvent clickEvent){
base.OnClick(clickEvent);
if(!clickEvent.heldDown){
// Time to go to our Href.
#if MOBILE || UNITY_METRO
// First, look for <source> elements.
// Grab the kids:
List<Element> kids=Element.childNodes;
if(kids!=null){
// For each child, grab it's src value. Favours the most suitable protocol for this platform (e.g. market:// on android).
foreach(Element child in kids){
if(child.Tag!="source"){
continue;
}
// Grab the src:
string childSrc=child["src"];
if(childSrc==null){
continue;
}
// Get the optional type - it can be Android,W8,IOS,Blackberry:
string type=child["type"];
if(type!=null){
type=type.Trim().ToLower();
}
#if UNITY_ANDROID
if(type=="android" || childSrc.StartsWith("market:")){
Href=childSrc;
}
#elif UNITY_WP8 || UNITY_METRO
if(type=="w8" || type=="wp8" || type=="windows" || childSrc.StartsWith("ms-windows-store:")){
Href=childSrc;
}
#elif UNITY_IPHONE
if(type=="ios" || childSrc.StartsWith("itms:") || childSrc.StartsWith("itms-apps:")){
Href=childSrc;
}
#endif
}
}
#endif
if(!string.IsNullOrEmpty(Href)){
FilePath path=new FilePath(Href,Element.Document.basepath,false);
// Do we have a file protocol handler available?
FileProtocol fileProtocol=path.Handler;
if(fileProtocol!=null){
fileProtocol.OnFollowLink(Element,path);
}
}
clickEvent.stopPropagation();
}
return true;
}
/// <summary>Runs a mouseover which may bubble all the way to the root from the given element.</summary>
/// <param name="element">The element to run a mouseover on.</param>
/// <param name="uiEvent">The event that represents the click.</param>
public static void MouseOn(Element element,UIEvent uiEvent){
if(uiEvent.cancelBubble || element==null || element.Handler.IgnoreSelfClick){
return;
}
if(element.GetType()!=typeof(TextElement)){
element.MouseOver(uiEvent);
}
MouseOn(element.ParentNode,uiEvent);
}
public override void OnKeyPress(UIEvent pressEvent){
// We want to fire the nitro event first:
base.OnKeyPress(pressEvent);
// How long is the current value?
int length=0;
if(Value!=null){
length=Value.Length;
}
// Is the cursor too far over?
if(CursorIndex>length){
MoveCursor(0);
}
if(pressEvent.cancelBubble){
return;
}
if(pressEvent.heldDown){
if(IsTextInput()){
// Add to value if pwd/text, unless it's backspace:
string value=Value;
if(!char.IsControl(pressEvent.character) && pressEvent.character!='\0'){
// Drop the character in the string at cursorIndex
if(value==null){
value=""+pressEvent.character;
}else{
value=value.Substring(0,CursorIndex)+pressEvent.character+value.Substring(CursorIndex,value.Length-CursorIndex);
}
SetValue(value);
MoveCursor(CursorIndex+1);
return;
}
// Grab the keycode:
KeyCode key=pressEvent.unityKeyCode;
if(key==KeyCode.LeftArrow){
MoveCursor(CursorIndex-1,true);
}else if(key==KeyCode.RightArrow){
MoveCursor(CursorIndex+1,true);
}else if(key==KeyCode.Backspace){
// Delete the character before the cursor.
if(string.IsNullOrEmpty(value)||CursorIndex==0){
return;
}
value=value.Substring(0,CursorIndex-1)+value.Substring(CursorIndex,value.Length-CursorIndex);
int index=CursorIndex;
SetValue(value);
MoveCursor(index-1);
}else if(key==KeyCode.Delete){
// Delete the character after the cursor.
if(string.IsNullOrEmpty(value)||CursorIndex==value.Length){
return;
}
value=value.Substring(0,CursorIndex)+value.Substring(CursorIndex+1,value.Length-CursorIndex-1);
SetValue(value);
}else if(key==KeyCode.Return || key==KeyCode.KeypadEnter){
// Does the form have a submit button? If so, submit now.
// Also call a convenience (non-standard) "onenter" method.
FormTag form=Element.form;
if(form!=null && form.HasSubmitButton){
form.submit();
}
return;
}else if(key==KeyCode.Home){
// Hop to the start:
MoveCursor(0,true);
}else if(key==KeyCode.End){
// Hop to the end:
int maxCursor=0;
if(value!=null){
maxCursor=value.Length;
}
MoveCursor(maxCursor,true);
}else if(pressEvent.ctrlKey){
if(key==KeyCode.V){
// Run the onpaste function.
if(Element.RunBlocked("onpaste",pressEvent)){
// It blocked it.
return;
}
// Paste the text, stripping any newlines:
string textToPaste=Clipboard.Paste().Replace("\r","").Replace("\n","");
if(!string.IsNullOrEmpty(textToPaste)){
// Drop the character in the string at cursorIndex
if(value==null){
value=""+textToPaste;
}else{
value=value.Substring(0,CursorIndex)+textToPaste+value.Substring(CursorIndex,value.Length-CursorIndex);
}
SetValue(value);
MoveCursor(CursorIndex+textToPaste.Length);
}
}else if(key==KeyCode.C){
// Run the oncopy function.
if(Element.RunBlocked("oncopy",pressEvent)){
// It blocked it.
return;
}
Clipboard.Copy(value);
}
}
}
}
}
/// <summary>Called when the mouse moves over this document.</summary>
/// <param name="e">The mouse event containing the position.</param>
public bool RunMouseMove(UIEvent e){
// Run mouse over on the HTML element (and internally bubbles to it's kids):
bool result=html.RunMouseOver(e);
// Run the mousemove C# event:
if(MouseMove!=null){
MouseMove(e);
}
// Run the Nitro event:
if(onmousemove!=null){
// Run the Nitro event:
onmousemove.Run(e);
}
return result;
}
/// <summary>Runs the keydown events.</summary>
/// <param name="e">The event which has occured.</param>
public bool RunKeyDown(UIEvent e){
if(KeyDown!=null && KeyDown(e)){
return true;
}
if(onkeydown!=null){
onkeydown.Run(e);
}
return false;
}
/// <summary>Tells the UI a key was pressed.</summary>
/// <param name="down">True if the key is now down.</param>
/// <param name="keyCode">The keycode of the key</param>
/// <param name="character">The character entered.</param>
/// <returns>True if the UI consumed the keypress.</returns>
public static bool OnKeyPress(bool down,char character,int keyCode){
UIEvent uiEvent=new UIEvent(keyCode,character,down);
// Set the current event:
uiEvent.unityEvent=Event.current;
if(down){
if(UI.document.RunKeyDown(uiEvent)){
return true;
}
}else{
if(UI.document.RunKeyUp(uiEvent)){
return true;
}
}
if(Focused==null){
return false;
}
if(!Focused.isRooted){
// It got removed.
Focused.Unfocus();
return false;
}
Focused.Handler.OnKeyPress(uiEvent);
return true;
}
public override void OnMouseMove(UIEvent mouseEvent){
int deltaY=mouseEvent.clientY-MouseY;
if(deltaY==0){
return;
}
ScrollBy(deltaY,false,true);
}
/// <summary>Called on the focused element when a key is pressed or released.</summary>
/// <param name="pressEvent">The UIEvent describing the press; e.g. which key.</param>
public virtual void OnKeyPress(UIEvent pressEvent){
Element.OnKeyPress(pressEvent);
}
/// <summary>Called by a tag handler when a key press occurs.</summary>
/// <param name="clickEvent">The event that represents the key press.</param>
public void OnKeyPress(UIEvent pressEvent){
pressEvent.target=this;
if(pressEvent.heldDown){
Run("onkeydown",pressEvent);
if(OnKeyDown!=null){
OnKeyDown(pressEvent);
}
}else{
Run("onkeyup",pressEvent);
if(OnKeyUp!=null){
OnKeyUp(pressEvent);
}
}
}
/// <summary>Called on the focused element when the mouse is moved.</summary>
/// <param name="clickEvent">The UIEvent describing the click.</param>
public virtual void OnMouseMove(UIEvent moveEvent){
Element.OnMouseMoveEvent(moveEvent);
}
public override void OnMouseMove(UIEvent e){
base.OnMouseMove(e);
if(e.leftMouseDown){
// Left mouse button is currently down.
// Grab the dropdown box:
Element dropdown=GetDropdownBox();
// Is it outside the select menu and outside the dropdown box?
if( !Element.IsMousedOver() && !dropdown.IsMousedOver() ){
// Yep it is - Clicked outside the dropdown menu.
// Hide it now:
Hide();
}
}
}
/// <summary>Checks if the mouse is over the UI and runs the mouse over methods.</summary>
/// <param name="x">The x coordinate of the mouse in pixels from the left of the screen.</param>
/// <param name="y">The y coordinate of the mouse in pixels from the top of the screen.</param>
/// <returns>True if the mouse was over the UI.</returns>
public static bool OnMouseOver(int x,int y){
MouseY=y;
MouseX=x;
if(UI.document==null||UI.document.html==null){
return false;
}
#if MOBILE
if(!MouseoverActive){
return false;
}
#endif
UIEvent mouseEvent=new UIEvent(x,y,false);
bool result=false;
int invertedY=ScreenInfo.ScreenY-1-y;
if(Mode==InputMode.Screen){
// Run the mouse over on the main UI:
result=UI.document.RunMouseMove(mouseEvent);
}else if(Mode==InputMode.Physics){
// Screen physics cast here.
RaycastHit uiHit;
if(Physics.Raycast(UI.GUICamera.ScreenPointToRay(new Vector2(x,invertedY)),out uiHit)){
HitResult hit=HandleUIHit(uiHit);
result=hit.Success;
if(result){
// Great! As this is the main UI, We have a HitElement available.
// Start from that and bubble the event to the root.
MouseOn(hit.HitElement,mouseEvent);
}
}
}
if(!result && WorldInputMode!=InputMode.None){
// World UI input time.
RaycastHit worldUIHit;
if(CameraFor3DInput==null){
CameraFor3DInput=Camera.main;
}
bool hitSuccess=false;
if(OnResolve3D!=null){
hitSuccess=OnResolve3D(out worldUIHit,mouseEvent);
}else{
hitSuccess=Physics.Raycast(CameraFor3DInput.ScreenPointToRay(new Vector2(x,invertedY)),out worldUIHit);
}
if(hitSuccess){
LatestRayHit=worldUIHit;
// Hit something - was it a worldUI?
HitResult hit=HandleWorldUIHit(worldUIHit);
result=hit.Success;
if(result){
// Yes it was.
hit.RunMouseOver(mouseEvent);
}
}else{
LatestRayHit=default(RaycastHit);
}
}
if(!result){
ClearMouseOvers(mouseEvent,0);
}
return result;
}
