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-rw-r--r--src/GraphicObjects/Popper.cs250
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diff --git a/src/GraphicObjects/Popper.cs b/src/GraphicObjects/Popper.cs
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-//
-// Popper.cs
-//
-// Author:
-// Jean-Philippe Bruyère <jp.bruyere@hotmail.com>
-//
-// Copyright (c) 2013-2017 Jean-Philippe Bruyère
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-// THE SOFTWARE.
-
-using System;
-using System.Xml.Serialization;
-using System.ComponentModel;
-
-namespace Crow
-{
- public class Popper : TemplatedContainer
- {
- #region CTOR
- protected Popper () : base(){}
- public Popper (Interface iface) : base(iface){}
- #endregion
-
- bool _isPopped, _canPop;
- Alignment popDirection;
- GraphicObject _content;
- Measure popWidth, popHeight;
-
- public event EventHandler Popped;
- public event EventHandler Unpoped;
-
- #region Public Properties
- [XmlAttributeAttribute()][DefaultValue("Fit")]
- public virtual Measure PopWidth {
- get { return popWidth; }
- set {
- if (popWidth == value)
- return;
- popWidth = value;
- NotifyValueChanged ("PopWidth", popWidth);
- }
- }
- [XmlAttributeAttribute()][DefaultValue("Fit")]
- public virtual Measure PopHeight {
- get { return popHeight; }
- set {
- if (popHeight == value)
- return;
- popHeight = value;
- NotifyValueChanged ("PopHeight", popHeight);
- }
- }
- [XmlAttributeAttribute()][DefaultValue(false)]
- public bool IsPopped
- {
- get { return _isPopped; }
- set
- {
- if (!_canPop & value)
- return;
-
- if (value == _isPopped)
- return;
-
- _isPopped = value;
-
- NotifyValueChanged ("IsPopped", _isPopped);
-
- if (_isPopped)
- onPop (this, null);
- else
- onUnpop (this, null);
-
- }
- }
- [XmlAttributeAttribute()][DefaultValue(true)]
- public bool CanPop
- {
- get { return _canPop; }
- set
- {
- if (value == _canPop)
- return;
-
- _canPop = value;
- NotifyValueChanged ("CanPop", _canPop);
- }
- }
- [XmlAttributeAttribute()][DefaultValue(Alignment.Bottom)]
- public virtual Alignment PopDirection {
- get { return popDirection; }
- set {
- if (popDirection == value)
- return;
- popDirection = value;
- NotifyValueChanged ("PopDirection", popDirection);
- }
- }
- #endregion
-
- public override GraphicObject Content {
- get { return _content; }
- set {
- if (_content != null) {
- _content.LogicalParent = null;
- _content.isPopup = false;
- _content.LayoutChanged -= _content_LayoutChanged;
- }
-
- _content = value;
-
- if (_content == null)
- return;
-
- _content.LogicalParent = this;
- _content.isPopup = true;
- _content.HorizontalAlignment = HorizontalAlignment.Left;
- _content.VerticalAlignment = VerticalAlignment.Top;
- _content.LayoutChanged += _content_LayoutChanged;
- }
- }
- void positionContent(LayoutingType lt){
- ILayoutable tc = Content.Parent;
- if (tc == null)
- return;
- Rectangle r = this.ScreenCoordinates (this.Slot);
- if (lt == LayoutingType.X) {
- if (popDirection.HasFlag (Alignment.Right)) {
- if (r.Right + Content.Slot.Width > tc.ClientRectangle.Right)
- Content.Left = r.Left - Content.Slot.Width;
- else
- Content.Left = r.Right;
- } else if (popDirection.HasFlag (Alignment.Left)) {
- if (r.Left - Content.Slot.Width < tc.ClientRectangle.Left)
- Content.Left = r.Right;
- else
- Content.Left = r.Left - Content.Slot.Width;
- } else {
- if (Content.Slot.Width < tc.ClientRectangle.Width) {
- if (r.Left + Content.Slot.Width > tc.ClientRectangle.Right)
- Content.Left = tc.ClientRectangle.Right - Content.Slot.Width;
- else
- Content.Left = r.Left;
- } else
- Content.Left = 0;
- }
- }else if (lt == LayoutingType.Y) {
- if (Content.Slot.Height < tc.ClientRectangle.Height) {
- if (PopDirection.HasFlag (Alignment.Bottom)) {
- if (r.Bottom + Content.Slot.Height > tc.ClientRectangle.Bottom)
- Content.Top = r.Top - Content.Slot.Height;
- else
- Content.Top = r.Bottom;
- } else if (PopDirection.HasFlag (Alignment.Top)) {
- if (r.Top - Content.Slot.Height < tc.ClientRectangle.Top)
- Content.Top = r.Bottom;
- else
- Content.Top = r.Top - Content.Slot.Height;
- } else
- Content.Top = r.Top;
- }else
- Content.Top = 0;
- }
- }
- protected void _content_LayoutChanged (object sender, LayoutingEventArgs e)
- {
- if (e.LayoutType.HasFlag (LayoutingType.Width))
- positionContent (LayoutingType.X);
- if (e.LayoutType.HasFlag(LayoutingType.Height))
- positionContent (LayoutingType.Y);
- }
-
- #region GraphicObject overrides
- public override void onMouseLeave (object sender, MouseMoveEventArgs e)
- {
- base.onMouseLeave (this, e);
- IsPopped = false;
- }
- public override bool MouseIsIn (Point m)
- {
- if (Content?.Parent != null)
- if (Content.MouseIsIn (m))
- return true;
- return base.MouseIsIn (m);
- }
- public override void checkHoverWidget (MouseMoveEventArgs e)
- {
- if (IFace.HoverWidget != this) {
- IFace.HoverWidget = this;
- onMouseEnter (this, e);
- }
- if (Content != null){
- if (Content.Parent != null) {
- if (Content.MouseIsIn (e.Position)) {
- Content.checkHoverWidget (e);
- return;
- }
- }
- }
- base.checkHoverWidget (e);
- }
- #endregion
-
- public virtual void onPop(object sender, EventArgs e)
- {
- if (Content != null) {
- Content.Visible = true;
- if (Content.Parent == null)
- IFace.AddWidget (Content);
- if (Content.LogicalParent != this)
- Content.LogicalParent = this;
- IFace.PutOnTop (Content, true);
- _content_LayoutChanged (this, new LayoutingEventArgs (LayoutingType.Sizing));
- }
- Popped.Raise (this, e);
- }
- public virtual void onUnpop(object sender, EventArgs e)
- {
- if (Content != null) {
- Content.Visible = false;
- }
- Unpoped.Raise (this, e);
- }
-
- protected override void Dispose (bool disposing)
- {
- if (_content != null && disposing) {
- if (_content.Parent == null)
- _content.Dispose ();
- }
- base.Dispose (disposing);
- }
- }
-}
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