2 * Copyright(c) 2020 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 using System.ComponentModel;
20 using System.Reflection;
21 using System.Runtime.InteropServices;
22 using Tizen.NUI.Binding;
24 namespace Tizen.NUI.BaseComponents
27 /// View is the base class for all views.
29 /// <since_tizen> 3 </since_tizen>
30 public partial class View
33 /// Perform an action on a visual registered to this view. <br />
34 /// Visuals will have actions. This API is used to perform one of these actions with the given attributes.
36 /// <param name="propertyIndexOfVisual">The Property index of the visual.</param>
37 /// <param name="propertyIndexOfActionId">The action to perform. See Visual to find the supported actions.</param>
38 /// <param name="attributes">Optional attributes for the action.</param>
39 /// <since_tizen> 5 </since_tizen>
40 public void DoAction(int propertyIndexOfVisual, int propertyIndexOfActionId, PropertyValue attributes)
42 Interop.View.DoAction(SwigCPtr, propertyIndexOfVisual, propertyIndexOfActionId, PropertyValue.getCPtr(attributes));
43 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
47 /// Creates an animation to animate the background color visual. If there is no
48 /// background visual, creates one with transparent black as it's mixColor.
50 /// <since_tizen> 3 </since_tizen>
51 public Animation AnimateBackgroundColor(object destinationValue,
54 AlphaFunction.BuiltinFunctions? alphaFunction = null,
55 object initialValue = null)
57 Tizen.NUI.PropertyMap background = Background;
59 if (background.Empty())
61 // If there is no background yet, ensure there is a transparent
63 BackgroundColor = new Color(0.0f, 0.0f, 0.0f, 0.0f);
64 background = Background;
66 return AnimateColor("background", destinationValue, startTime, endTime, alphaFunction, initialValue);
70 /// Creates an animation to animate the mixColor of the named visual.
72 /// <since_tizen> 3 </since_tizen>
73 public Animation AnimateColor(string targetVisual, object destinationColor, int startTime, int endTime, AlphaFunction.BuiltinFunctions? alphaFunction = null, object initialColor = null)
75 Animation animation = null;
76 using (PropertyMap animator = new PropertyMap())
77 using (PropertyMap timePeriod = new PropertyMap())
78 using (PropertyValue pvDuration = new PropertyValue((endTime - startTime) / 1000.0f))
79 using (PropertyValue pvDelay = new PropertyValue(startTime / 1000.0f))
80 using (PropertyMap transition = new PropertyMap())
81 using (PropertyValue pvTarget = new PropertyValue(targetVisual))
82 using (PropertyValue pvProperty = new PropertyValue("mixColor"))
83 using (PropertyValue destValue = PropertyValue.CreateFromObject(destinationColor))
85 if (alphaFunction != null)
87 using (PropertyValue pvAlpha = new PropertyValue(AlphaFunction.BuiltinToPropertyKey(alphaFunction)))
89 animator.Add("alphaFunction", pvAlpha);
93 timePeriod.Add("duration", pvDuration);
94 timePeriod.Add("delay", pvDelay);
95 using (PropertyValue pvTimePeriod = new PropertyValue(timePeriod))
97 animator.Add("timePeriod", pvTimePeriod);
99 using (PropertyValue pvAnimator = new PropertyValue(animator))
101 transition.Add("animator", pvAnimator);
103 transition.Add("target", pvTarget);
104 transition.Add("property", pvProperty);
106 if (initialColor != null)
108 using (PropertyValue initValue = PropertyValue.CreateFromObject(initialColor))
110 transition.Add("initialValue", initValue);
114 transition.Add("targetValue", destValue);
115 using (TransitionData transitionData = new TransitionData(transition))
117 animation = new Animation(Interop.View.CreateTransition(SwigCPtr, TransitionData.getCPtr(transitionData)), true);
119 if (NDalicPINVOKE.SWIGPendingException.Pending)
120 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
125 // From Container Base class
127 /// Adds a child view to this view.
129 /// <seealso cref="Container.Add" />
130 /// <since_tizen> 4 </since_tizen>
131 public override void Add(View child)
133 bool hasLayout = (layout != null);
137 Tizen.Log.Fatal("NUI", "Child is null");
141 Container oldParent = child.GetParent();
142 if (oldParent != this)
144 // If child already has a parent then re-parent child
145 if (oldParent != null)
147 if (child.Layout != null)
149 child.Layout.SetReplaceFlag();
151 oldParent.Remove(child);
153 child.InternalParent = this;
155 Interop.Actor.Add(SwigCPtr, View.getCPtr(child));
157 if (NDalicPINVOKE.SWIGPendingException.Pending)
158 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
161 if (ChildAdded != null)
163 ChildAddedEventArgs e = new ChildAddedEventArgs
169 BindableObject.SetInheritedBindingContext(child, this?.BindingContext);
174 /// Removes a child view from this View. If the view was not a child of this view, this is a no-op.
176 /// <seealso cref="Container.Remove" />
177 /// <since_tizen> 4 </since_tizen>
178 /// <exception cref="InvalidOperationException">Thrown when deleting a view that is not a child of this view</exception>
179 public override void Remove(View child)
181 if (child == null || child.GetParent() == null) // Early out if child null.
184 if (child.GetParent() != this)
186 //throw new System.InvalidOperationException("You have deleted a view that is not a child of this view.");
187 Tizen.Log.Error("NUI", "You have deleted a view that is not a child of this view.");
190 bool hasLayout = (layout != null);
192 // If View has a layout then do a deferred child removal
193 // Actual child removal is performed by the layouting system so
194 // transitions can be completed.
197 (layout as LayoutGroup)?.RemoveChildFromLayoutGroup(child);
204 /// Retrieves a child view by index.
206 /// <seealso cref="Container.GetChildAt" />
207 /// <since_tizen> 4 </since_tizen>
208 public override View GetChildAt(uint index)
210 if (index < Children.Count)
212 return Children[Convert.ToInt32(index)];
221 /// Retrieves the number of children held by the view.
223 /// <seealso cref="Container.GetChildCount" />
224 /// <since_tizen> 4 </since_tizen>
225 [Obsolete("Deprecated in API9, will be removed in API11. Please use ChildCount property instead!")]
226 public override uint GetChildCount()
228 return Convert.ToUInt32(Children.Count);
232 /// Gets the views parent.
234 /// <seealso cref="Container.GetParent()" />
235 /// <since_tizen> 4 </since_tizen>
236 public override Container GetParent()
238 return this.InternalParent as Container;
242 /// Queries whether the view has a focus.
244 /// <returns>True if this view has a focus.</returns>
245 /// <since_tizen> 3 </since_tizen>
246 public bool HasFocus()
249 if (SwigCPtr.Handle != global::System.IntPtr.Zero)
251 ret = Interop.View.HasKeyInputFocus(SwigCPtr);
252 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
256 Tizen.Log.Error("NUI", "swigCPtr of view is aleady disposed.");
262 /// Sets the name of the style to be applied to the view.
264 /// <param name="styleName">A string matching a style described in a stylesheet.</param>
265 /// <since_tizen> 3 </since_tizen>
266 [Obsolete("Deprecated in API9, will be removed in API11. Please use StyleName property instead!")]
267 public void SetStyleName(string styleName)
269 Interop.View.SetStyleName(SwigCPtr, styleName);
270 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
274 /// Retrieves the name of the style to be applied to the view (if any).
276 /// <returns>A string matching a style, or an empty string.</returns>
277 /// <since_tizen> 3 </since_tizen>
278 [Obsolete("Deprecated in API9, will be removed in API11. Please use StyleName property instead!")]
279 public string GetStyleName()
281 string ret = Interop.View.GetStyleName(SwigCPtr);
282 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
287 /// Clears the background.
289 /// <since_tizen> 3 </since_tizen>
290 public void ClearBackground()
292 Interop.View.ClearBackground(SwigCPtr);
293 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
300 /// This is an asynchronous method.
302 /// <since_tizen> 3 </since_tizen>
305 if (AccessibilityCalculateStates().Get(AccessibilityState.Modal))
315 /// This is an asynchronous method.
316 /// If the view is hidden, then the view and its children will not be rendered.
317 /// This is regardless of the individual visibility of the children, i.e., the view will only be rendered if all of its parents are shown.
319 /// <since_tizen> 3 </since_tizen>
324 if (AccessibilityCalculateStates().Get(AccessibilityState.Modal))
329 /// Raises the view above all other views.
332 /// Sibling order of views within the parent will be updated automatically.
333 /// Once a raise or lower API is used, that view will then have an exclusive sibling order independent of insertion.
335 /// <since_tizen> 3 </since_tizen>
336 public void RaiseToTop()
338 var parentChildren = GetParent()?.Children;
340 if (parentChildren != null)
342 parentChildren.Remove(this);
343 parentChildren.Add(this);
345 LayoutGroup layout = Layout as LayoutGroup;
346 layout?.ChangeLayoutSiblingOrder(parentChildren.Count - 1);
348 Interop.NDalic.RaiseToTop(SwigCPtr);
349 if (NDalicPINVOKE.SWIGPendingException.Pending)
350 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
356 /// Lowers the view to the bottom of all views.
359 /// The sibling order of views within the parent will be updated automatically.
360 /// Once a raise or lower API is used that view will then have an exclusive sibling order independent of insertion.
362 /// <since_tizen> 3 </since_tizen>
363 public void LowerToBottom()
365 var parentChildren = GetParent()?.Children;
367 if (parentChildren != null)
369 parentChildren.Remove(this);
370 parentChildren.Insert(0, this);
372 LayoutGroup layout = Layout as LayoutGroup;
373 layout?.ChangeLayoutSiblingOrder(0);
375 Interop.NDalic.LowerToBottom(SwigCPtr);
376 if (NDalicPINVOKE.SWIGPendingException.Pending)
377 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
382 /// Queries if all resources required by a view are loaded and ready.
384 /// <remarks>Most resources are only loaded when the control is placed on the stage.
386 /// <since_tizen> 3 </since_tizen>
387 public bool IsResourceReady()
389 bool ret = Interop.View.IsResourceReady(SwigCPtr);
390 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
395 /// Gets the parent layer of this view.If a view has no parent, this method does not do anything.
397 /// <pre>The view has been initialized. </pre>
398 /// <returns>The parent layer of view </returns>
399 /// <since_tizen> 5 </since_tizen>
400 public Layer GetLayer()
402 //to fix memory leak issue, match the handle count with native side.
403 IntPtr cPtr = Interop.Actor.GetLayer(SwigCPtr);
404 Layer ret = this.GetInstanceSafely<Layer>(cPtr);
405 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
410 /// Removes a view from its parent view or layer. If a view has no parent, this method does nothing.
412 /// <pre>The (child) view has been initialized. </pre>
413 /// <since_tizen> 4 </since_tizen>
414 public void Unparent()
416 GetParent()?.Remove(this);
420 /// Search through this view's hierarchy for a view with the given name.
421 /// The view itself is also considered in the search.
423 /// <pre>The view has been initialized.</pre>
424 /// <param name="viewName">The name of the view to find.</param>
425 /// <returns>A handle to the view if found, or an empty handle if not.</returns>
426 /// <since_tizen> 3 </since_tizen>
427 public View FindChildByName(string viewName)
429 //to fix memory leak issue, match the handle count with native side.
430 IntPtr cPtr = Interop.Actor.FindChildByName(SwigCPtr, viewName);
431 View ret = this.GetInstanceSafely<View>(cPtr);
432 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
437 /// Converts screen coordinates into the view's coordinate system using the default camera.
439 /// <pre>The view has been initialized.</pre>
440 /// <remarks>The view coordinates are relative to the top-left(0.0, 0.0, 0.5).</remarks>
441 /// <param name="localX">On return, the X-coordinate relative to the view.</param>
442 /// <param name="localY">On return, the Y-coordinate relative to the view.</param>
443 /// <param name="screenX">The screen X-coordinate.</param>
444 /// <param name="screenY">The screen Y-coordinate.</param>
445 /// <returns>True if the conversion succeeded.</returns>
446 /// <since_tizen> 3 </since_tizen>
447 public bool ScreenToLocal(out float localX, out float localY, float screenX, float screenY)
449 bool ret = Interop.Actor.ScreenToLocal(SwigCPtr, out localX, out localY, screenX, screenY);
450 if (NDalicPINVOKE.SWIGPendingException.Pending)
451 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
456 /// Sets the relative to parent size factor of the view.<br />
457 /// This factor is only used when ResizePolicy is set to either:
458 /// ResizePolicy::SIZE_RELATIVE_TO_PARENT or ResizePolicy::SIZE_FIXED_OFFSET_FROM_PARENT.<br />
459 /// This view's size is set to the view's size multiplied by or added to this factor, depending on ResizePolicy.<br />
461 /// <pre>The view has been initialized.</pre>
462 /// <param name="factor">A Vector3 representing the relative factor to be applied to each axis.</param>
463 /// <since_tizen> 3 </since_tizen>
464 public void SetSizeModeFactor(Vector3 factor)
466 Interop.Actor.SetSizeModeFactor(SwigCPtr, Vector3.getCPtr(factor));
467 if (NDalicPINVOKE.SWIGPendingException.Pending)
468 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
471 /// Calculates the height of the view given a width.<br />
472 /// The natural size is used for default calculation.<br />
473 /// Size 0 is treated as aspect ratio 1:1.<br />
475 /// <param name="width">The width to use.</param>
476 /// <returns>The height based on the width.</returns>
477 /// <since_tizen> 3 </since_tizen>
478 [Obsolete("Deprecated in API9, will be removed in API11. Please use HeightForWidth property instead!")]
479 public float GetHeightForWidth(float width)
481 float ret = Interop.Actor.GetHeightForWidth(SwigCPtr, width);
482 if (NDalicPINVOKE.SWIGPendingException.Pending)
483 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
488 /// Calculates the width of the view given a height.<br />
489 /// The natural size is used for default calculation.<br />
490 /// Size 0 is treated as aspect ratio 1:1.<br />
492 /// <param name="height">The height to use.</param>
493 /// <returns>The width based on the height.</returns>
494 /// <since_tizen> 3 </since_tizen>
495 [Obsolete("Deprecated in API9, will be removed in API11. Please use WidthForHeight property instead!")]
496 public float GetWidthForHeight(float height)
498 float ret = Interop.Actor.GetWidthForHeight(SwigCPtr, height);
499 if (NDalicPINVOKE.SWIGPendingException.Pending)
500 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
505 /// Return the amount of size allocated for relayout.
507 /// <param name="dimension">The dimension to retrieve.</param>
508 /// <returns>Return the size.</returns>
509 /// <since_tizen> 3 </since_tizen>
510 public float GetRelayoutSize(DimensionType dimension)
512 float ret = Interop.Actor.GetRelayoutSize(SwigCPtr, (int)dimension);
513 if (NDalicPINVOKE.SWIGPendingException.Pending)
514 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
519 /// Set the padding for the view.
521 /// <param name="padding">Padding for the view.</param>
522 /// <since_tizen> 3 </since_tizen>
523 // [Obsolete("Deprecated in API9, will be removed in API11. Please use Padding property instead!")]
524 public void SetPadding(PaddingType padding)
526 Interop.Actor.SetPadding(SwigCPtr, PaddingType.getCPtr(padding));
527 if (NDalicPINVOKE.SWIGPendingException.Pending)
528 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
532 /// Return the value of padding for the view.
534 /// <param name="paddingOut">the value of padding for the view</param>
535 /// <since_tizen> 3 </since_tizen>
536 [Obsolete("Deprecated in API9, will be removed in API11. Please use Padding property instead!")]
537 public void GetPadding(PaddingType paddingOut)
539 Interop.Actor.GetPadding(SwigCPtr, PaddingType.getCPtr(paddingOut));
540 if (NDalicPINVOKE.SWIGPendingException.Pending)
541 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
544 /// <since_tizen> 3 </since_tizen>
545 public uint AddRenderer(Renderer renderer)
547 uint ret = Interop.Actor.AddRenderer(SwigCPtr, Renderer.getCPtr(renderer));
548 if (NDalicPINVOKE.SWIGPendingException.Pending)
549 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
553 /// <since_tizen> 3 </since_tizen>
554 public Renderer GetRendererAt(uint index)
556 //to fix memory leak issue, match the handle count with native side.
557 IntPtr cPtr = Interop.Actor.GetRendererAt(SwigCPtr, index);
558 HandleRef CPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
559 Renderer ret = Registry.GetManagedBaseHandleFromNativePtr(CPtr.Handle) as Renderer;
560 if (cPtr != null && ret == null)
562 ret = new Renderer(cPtr, false);
563 if (NDalicPINVOKE.SWIGPendingException.Pending)
564 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
567 Interop.BaseHandle.DeleteBaseHandle(CPtr);
568 CPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
570 if (NDalicPINVOKE.SWIGPendingException.Pending)
571 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
575 /// <since_tizen> 3 </since_tizen>
576 public void RemoveRenderer(Renderer renderer)
578 Interop.Actor.RemoveRenderer(SwigCPtr, Renderer.getCPtr(renderer));
579 if (NDalicPINVOKE.SWIGPendingException.Pending)
580 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
583 /// <since_tizen> 3 </since_tizen>
584 public void RemoveRenderer(uint index)
586 Interop.Actor.RemoveRenderer(SwigCPtr, index);
587 if (NDalicPINVOKE.SWIGPendingException.Pending)
588 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
591 /// This will be public opened in tizen_next after ACR done. Before ACR, need to be hidden as inhouse API.
592 [EditorBrowsable(EditorBrowsableState.Never)]
593 public void RotateBy(Degree angle, Vector3 axis)
595 Interop.ActorInternal.RotateByDegree(SwigCPtr, Degree.getCPtr(angle), Vector3.getCPtr(axis));
596 if (NDalicPINVOKE.SWIGPendingException.Pending)
597 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
600 /// This will be public opened in tizen_next after ACR done. Before ACR, need to be hidden as inhouse API.
601 [EditorBrowsable(EditorBrowsableState.Never)]
602 public void RotateBy(Radian angle, Vector3 axis)
604 Interop.ActorInternal.RotateByRadian(SwigCPtr, Radian.getCPtr(angle), Vector3.getCPtr(axis));
605 if (NDalicPINVOKE.SWIGPendingException.Pending)
606 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
609 /// This will be public opened in tizen_next after ACR done. Before ACR, need to be hidden as inhouse API.
610 [EditorBrowsable(EditorBrowsableState.Never)]
611 public void RotateBy(Rotation relativeRotation)
613 Interop.ActorInternal.RotateByQuaternion(SwigCPtr, Rotation.getCPtr(relativeRotation));
614 if (NDalicPINVOKE.SWIGPendingException.Pending)
615 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
618 /// This will be public opened in tizen_next after ACR done. Before ACR, need to be hidden as inhouse API.
619 [EditorBrowsable(EditorBrowsableState.Never)]
620 public void ScaleBy(Vector3 relativeScale)
622 Interop.ActorInternal.ScaleBy(SwigCPtr, Vector3.getCPtr(relativeScale));
623 if (NDalicPINVOKE.SWIGPendingException.Pending)
624 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
627 /// This will be public opened in next tizen after ACR done. Before ACR, need to be hidden as inhouse API.
628 [EditorBrowsable(EditorBrowsableState.Never)]
629 public void SetColorMode(ColorMode colorMode)
631 Interop.ActorInternal.SetColorMode(SwigCPtr, (int)colorMode);
632 if (NDalicPINVOKE.SWIGPendingException.Pending)
633 throw NDalicPINVOKE.SWIGPendingException.Retrieve();
638 /// This will be public opened in tizen_next after ACR done. Before ACR, need to be hidden as inhouse API.
639 [EditorBrowsable(EditorBrowsableState.Never)]
640 public Transition GetTransition(string transitionName)
642 Transition trans = null;
643 transDictionary.TryGetValue(transitionName, out trans);
647 /// This will be public opened in tizen_next after ACR done. Before ACR, need to be hidden as inhouse API.
648 [EditorBrowsable(EditorBrowsableState.Never)]
649 public void ObjectDump()
651 if (0 == Children.Count)
653 Type type = this.GetType();
654 PropertyInfo[] properties = type.GetProperties(BindingFlags.Public | BindingFlags.Instance);
655 foreach (var property in properties)
657 if (null != property && property.CanRead)
659 Tizen.Log.Fatal("NUI", $"{type.Name} {property.Name} ({property.PropertyType.Name}): {property.GetValueString(this, property.PropertyType)}");
665 foreach (View view in Children)
672 /// Search through this View's hierarchy for a View with the given unique ID.
673 /// The View itself is also considered in the search.
675 /// <param name="id">The ID of the View to find</param>
676 /// <returns>A View if found or a null if not</returns>
677 [EditorBrowsable(EditorBrowsableState.Never)]
678 public View FindChildByID(uint id)
680 IntPtr cPtr = Interop.Actor.FindChildById(SwigCPtr, id);
681 View ret = this.GetInstanceSafely<View>(cPtr);
682 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();