415 lines
No EOL
12 KiB
C#
415 lines
No EOL
12 KiB
C#
/*
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Copyright (c) 2014, Kevin Pope
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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The views and conclusions contained in the software and documentation are those
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of the authors and should not be interpreted as representing official policies,
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either expressed or implied, of the FreeBSD Project.
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*/
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using MatterHackers.Agg;
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using MatterHackers.Agg.Image;
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using MatterHackers.Agg.UI;
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using MatterHackers.MatterControl.DataStorage;
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using MatterHackers.MatterControl.PrintLibrary.Provider;
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using MatterHackers.VectorMath;
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using MatterHackers.Localizations;
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using System;
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namespace MatterHackers.MatterControl.PrintLibrary
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{
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public class LibraryDataView : ScrollableWidget
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{
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public SelectedListItems<LibraryRowItem> SelectedItems = new SelectedListItems<LibraryRowItem>();
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protected FlowLayoutWidget topToBottomItemList;
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private static LibraryDataView libraryDataViewInstance = null;
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private RGBA_Bytes baseColor = new RGBA_Bytes(255, 255, 255);
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private LibraryProvider currentLibraryProvider;
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private bool editMode = false;
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private RGBA_Bytes hoverColor = new RGBA_Bytes(204, 204, 204, 255);
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private RGBA_Bytes selectedColor = new RGBA_Bytes(180, 180, 180, 255);
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private bool settingLocalBounds = false;
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public LibraryDataView()
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{
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// let the application controler know about this window so it can use it to switch library providers if it needs to.
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ApplicationController.Instance.CurrentLibraryDataView = this;
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currentLibraryProvider = new LibraryProviderSelector(SetCurrentLibraryProvider, false);
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currentLibraryProvider.DataReloaded += LibraryDataReloaded;
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if (libraryDataViewInstance != null)
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{
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#if !__ANDROID__ // this is really just for debugging
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throw new Exception("There should only ever be one of these, Lars.");
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#endif
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}
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libraryDataViewInstance = this;
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// set the display attributes
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{
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this.AnchorAll();
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this.BackgroundColor = ActiveTheme.Instance.SecondaryBackgroundColor;
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this.ScrollArea.Padding = new BorderDouble(3);
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}
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ScrollArea.HAnchor = HAnchor.ParentLeftRight;
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AutoScroll = true;
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topToBottomItemList = new FlowLayoutWidget(FlowDirection.TopToBottom);
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topToBottomItemList.HAnchor = HAnchor.ParentLeftRight;
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AddChild(topToBottomItemList);
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AddAllItems();
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}
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public delegate void HoverValueChangedEventHandler(object sender, EventArgs e);
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public event Action<LibraryProvider, LibraryProvider> ChangedCurrentLibraryProvider;
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public event HoverValueChangedEventHandler HoverValueChanged;
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private event EventHandler unregisterEvents;
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public LibraryProvider CurrentLibraryProvider
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{
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get
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{
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return currentLibraryProvider;
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}
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set
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{
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// unhook the update we were getting
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if (currentLibraryProvider != null)
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{
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currentLibraryProvider.DataReloaded -= libraryDataViewInstance.LibraryDataReloaded;
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}
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// and hook the new one
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value.DataReloaded += libraryDataViewInstance.LibraryDataReloaded;
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bool isChildOfCurrent = value.ParentLibraryProvider == currentLibraryProvider;
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// Dispose of all children below this one.
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while (!isChildOfCurrent && currentLibraryProvider != value
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&& currentLibraryProvider.ParentLibraryProvider != null)
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{
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LibraryProvider parent = currentLibraryProvider.ParentLibraryProvider;
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currentLibraryProvider.Dispose();
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currentLibraryProvider = parent;
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}
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LibraryProvider previousLibraryProvider = currentLibraryProvider;
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currentLibraryProvider = value;
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if (ChangedCurrentLibraryProvider != null)
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{
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ChangedCurrentLibraryProvider(previousLibraryProvider, value);
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}
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ClearSelectedItems();
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UiThread.RunOnIdle(RebuildView);
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}
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}
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public bool EditMode
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{
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get { return editMode; }
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set
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{
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if (this.editMode != value)
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{
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this.editMode = value;
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if (this.editMode == false)
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{
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while (SelectedItems.Count > 1)
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{
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SelectedItems.RemoveAt(SelectedItems.Count - 1);
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}
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}
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}
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}
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}
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public override RectangleDouble LocalBounds
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{
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set
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{
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if (!settingLocalBounds)
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{
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Vector2 currentTopLeftOffset = new Vector2();
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if (Parent != null)
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{
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currentTopLeftOffset = TopLeftOffset;
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}
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settingLocalBounds = true;
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base.LocalBounds = value;
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if (Parent != null)
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{
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TopLeftOffset = currentTopLeftOffset;
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}
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settingLocalBounds = false;
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}
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}
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}
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private int Count
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{
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get
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{
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return topToBottomItemList.Children.Count;
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}
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}
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public int GetItemIndex(LibraryRowItem rowItem)
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{
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for (int i = 0; i < topToBottomItemList.Children.Count; i++)
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{
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if (topToBottomItemList.Children[i] != null
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&& topToBottomItemList.Children[i].Children.Count > 0
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&& topToBottomItemList.Children[i].Children[0] == rowItem)
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{
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return i;
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}
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}
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return -1;
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}
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public void AddListItemToTopToBottom(GuiWidget child, int indexInChildrenList = -1)
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{
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FlowLayoutWidget itemHolder = new FlowLayoutWidget();
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itemHolder.Name = "list item holder";
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itemHolder.Margin = new BorderDouble(0, 0, 0, 0);
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itemHolder.HAnchor = Agg.UI.HAnchor.Max_FitToChildren_ParentWidth;
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itemHolder.AddChild(child);
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itemHolder.VAnchor = VAnchor.FitToChildren;
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topToBottomItemList.AddChild(itemHolder, indexInChildrenList);
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}
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public void ClearSelectedItems()
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{
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foreach (LibraryRowItem item in SelectedItems)
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{
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item.selectionCheckBox.Checked = false;
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}
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this.SelectedItems.Clear();
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}
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public override void OnClosed(EventArgs e)
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{
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if (currentLibraryProvider != null)
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{
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currentLibraryProvider.DataReloaded -= LibraryDataReloaded;
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currentLibraryProvider.Dispose();
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currentLibraryProvider = null;
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}
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if (unregisterEvents != null)
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{
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unregisterEvents(this, null);
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}
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base.OnClosed(e);
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libraryDataViewInstance = null;
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}
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public override void OnDraw(Graphics2D graphics2D)
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{
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//activeView.OnDraw(graphics2D);
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base.OnDraw(graphics2D);
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}
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public void OnHoverIndexChanged()
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{
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Invalidate();
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if (HoverValueChanged != null)
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{
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HoverValueChanged(this, null);
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}
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}
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public override void OnMouseDown(MouseEventArgs mouseEvent)
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{
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base.OnMouseDown(mouseEvent);
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}
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public override void OnMouseMove(MouseEventArgs mouseEvent)
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{
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base.OnMouseMove(mouseEvent);
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}
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public override void OnMouseUp(MouseEventArgs mouseEvent)
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{
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base.OnMouseUp(mouseEvent);
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}
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public void RebuildView()
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{
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AddAllItems();
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}
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public override void RemoveChild(int index)
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{
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topToBottomItemList.RemoveChild(index);
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}
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public override void RemoveChild(GuiWidget childToRemove)
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{
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for (int i = topToBottomItemList.Children.Count - 1; i >= 0; i--)
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{
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GuiWidget itemHolder = topToBottomItemList.Children[i];
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if (itemHolder == childToRemove || itemHolder.Children[0] == childToRemove)
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{
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topToBottomItemList.RemoveChild(itemHolder);
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}
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}
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}
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public void RemoveSelectedItems()
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{
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foreach (LibraryRowItem item in SelectedItems)
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{
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throw new NotImplementedException();
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//item.RemoveFromParentCollection();
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}
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}
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public void SetCurrentLibraryProvider(LibraryProvider libraryProvider)
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{
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this.CurrentLibraryProvider = libraryProvider;
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}
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protected GuiWidget GetThumbnailWidget(LibraryProvider parentProvider, PrintItemCollection printItemCollection, ImageBuffer imageBuffer)
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{
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Vector2 expectedSize = new Vector2((int)(50 * TextWidget.GlobalPointSizeScaleRatio), (int)(50 * TextWidget.GlobalPointSizeScaleRatio));
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if (imageBuffer.Width != expectedSize.x)
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{
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ImageBuffer scaledImageBuffer = new ImageBuffer((int)expectedSize.x, (int)expectedSize.y, 32, new BlenderBGRA());
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scaledImageBuffer.NewGraphics2D().Render(imageBuffer, 0, 0, scaledImageBuffer.Width, scaledImageBuffer.Height);
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imageBuffer = scaledImageBuffer;
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}
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ImageWidget folderThumbnail = new ImageWidget(imageBuffer);
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folderThumbnail.BackgroundColor = ActiveTheme.Instance.PrimaryAccentColor;
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Button clickThumbnail = new Button(0, 0, folderThumbnail);
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clickThumbnail.Click += (sender, e) =>
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{
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if (ActiveTheme.Instance.IsTouchScreen)
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{
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if (parentProvider == null)
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{
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this.CurrentLibraryProvider = this.CurrentLibraryProvider.GetProviderForCollection(printItemCollection);
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}
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else
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{
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this.CurrentLibraryProvider = parentProvider;
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}
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}
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else
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{
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MouseEventArgs mouseEvent = e as MouseEventArgs;
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if (mouseEvent != null
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&& IsDoubleClick(mouseEvent))
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{
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if (parentProvider == null)
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{
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this.CurrentLibraryProvider = this.CurrentLibraryProvider.GetProviderForCollection(printItemCollection);
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}
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else
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{
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this.CurrentLibraryProvider = parentProvider;
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}
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}
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}
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};
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return clickThumbnail;
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}
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internal class LastScrollPosition
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{
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internal Vector2 topLeftScrollPosition;
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}
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private void AddAllItems(object inData = null)
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{
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// Clear SelectedItems when the list is rebuilt to prevent duplicate entries
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this.SelectedItems.Clear();
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topToBottomItemList.RemoveAllChildren();
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var provider = this.CurrentLibraryProvider;
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if (provider != null)
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{
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if (provider.ProviderKey != LibraryProviderSelector.ProviderKeyName)
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{
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// Create logical "up folder" entry
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PrintItemCollection parent = new PrintItemCollection("..", provider.ProviderKey);
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LibraryRowItem queueItem = new LibraryRowItemCollection(parent, provider, -1, this, provider.ParentLibraryProvider, GetThumbnailWidget(provider.ParentLibraryProvider, parent, LibraryProvider.UpFolderImage), "Back".Localize());
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queueItem.IsViewHelperItem = true;
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AddListItemToTopToBottom(queueItem);
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}
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for (int i = 0; i < provider.CollectionCount; i++)
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{
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PrintItemCollection item = provider.GetCollectionItem(i);
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LibraryRowItem queueItem = new LibraryRowItemCollection(item, provider, i, this, null, GetThumbnailWidget(null, item, provider.GetCollectionFolderImage(i)), "Open".Localize());
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AddListItemToTopToBottom(queueItem);
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}
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for (int i = 0; i < provider.ItemCount; i++)
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{
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GuiWidget thumbnailWidget = provider.GetItemThumbnail(i);
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LibraryRowItem queueItem = new LibraryRowItemPart(provider, i, this, thumbnailWidget);
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AddListItemToTopToBottom(queueItem);
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}
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}
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LastScrollPosition scrollPosition = inData as LastScrollPosition;
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if (scrollPosition != null)
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{
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this.TopLeftOffset = scrollPosition.topLeftScrollPosition;
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}
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}
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private void LibraryDataReloaded(object sender, EventArgs e)
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{
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UiThread.RunOnIdle(AddAllItems, new LastScrollPosition()
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{
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topLeftScrollPosition = this.TopLeftOffset,
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});
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}
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}
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} |