/// <summary>
/// ファイル一覧にドラッグされた時のイベント
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected virtual void ListViewDrop(object sender, DragEventArgs e)
{
IntPtr drophelpPtr;
IDropTargetHelper dropHelper;
ShellHelper.GetIDropTargetHelper(out drophelpPtr, out dropHelper);
if (dropHelper != null)
{
POINT p = new POINT();
p.x = (int)e.GetPosition(this).X;
p.y = (int)e.GetPosition(this).Y;
dropHelper.Drop((System.Runtime.InteropServices.ComTypes.IDataObject)e.Data, p, e.Effects);
}
FileListDataGrid dg = sender as FileListDataGrid;
if (dg == null)
{
return;
}
if (!e.Data.GetDataPresent(DataFormats.FileDrop))
{
dg.DragMouseButton = DragDropKeyStates.None;
return;
}
string[] files = e.Data.GetData(DataFormats.FileDrop) as string[];
if (files == null)
{
dg.DragMouseButton = DragDropKeyStates.None;
return;
}
string itemprefix = files[0].Substring(0, 2).ToUpper();
string myprefix = this.pathUI.Path.Substring(0, 2).ToUpper();
if (dg.DragMouseButton == DragDropKeyStates.LeftMouseButton)
{
if (itemprefix.Equals(@"\\") || myprefix.Equals(@"\\"))
{
this.FileCopy(files);
}
else
{
if (itemprefix.Equals(myprefix))
{
this.FileMove(files);
}
else
{
this.FileCopy(files);
}
}
}
else if (dg.DragMouseButton == DragDropKeyStates.RightMouseButton)
{
#region
ContextMenu cm = new ContextMenu();
MenuItem mi = new MenuItem();
mi.Header = "Copy";
mi.Click += (o, arg) =>
{
cm.IsOpen = false;
this.FileCopy(files);
};
cm.Items.Add(mi);
mi = new MenuItem();
mi.Header = "Move";
mi.Click += (o, arg) =>
{
cm.IsOpen = false;
this.FileMove(files);
};
cm.Items.Add(mi);
cm.IsOpen = true;
#endregion
}
}
protected virtual DataGrid CreateDataGrid()
{
DataGrid dg = new FileListDataGrid();
dg.CanUserAddRows = false;
dg.AutoGenerateColumns = false;
dg.IsReadOnly = true;
dg.SelectionMode = DataGridSelectionMode.Extended;
dg.SelectionUnit = DataGridSelectionUnit.FullRow;
dg.GridLinesVisibility = DataGridGridLinesVisibility.None;
dg.MouseDoubleClick += DataGridDoubleClick;
//データグリッドのSelectionChangedがbubble upしてタブのSlectionChangedがfireされないようHandled=trueにする
dg.SelectionChanged += (o, e) =>
{
e.Handled = true;
};
//なんかデータグリッドでなにも選択してない時に、キーイベントをどうやっても拾えなかった。
//頭来たからWndProcで拾うようにした
//dg.KeyDown += DataGridKeyDown;
//コンテキストはWin32APIを使う
//dg.ContextMenu = this.CreateContextMenu();
dg.MouseRightButtonUp += DataGridMouseRightButtonUp;
//DataGridTemplateColumn tmpc = (DataGridTemplateColumn)this.Resources["IconColumn"];
//tmpc.Width = 30;
//dg.Columns.Add(tmpc);
DataTemplate dtmpl = (DataTemplate)this.Resources["Dtmpl"];
DataGridTemplateColumn tmpc = new DataGridTemplateColumn();
tmpc.CellTemplate = dtmpl;
tmpc.Width = 20;
tmpc.MaxWidth = 20;
dg.Columns.Add(tmpc);
DataGridTextColumn tc = new DataGridTextColumn();
tc.Width = 180;
Binding bin = new Binding("Name");
bin.Mode = BindingMode.OneWay;
tc.Header = "Name";
tc.Binding = bin;
dg.Columns.Add(tc);
tc = new DataGridTextColumn();
tc.Width = 80;
bin = new Binding("LastWriteTime");
bin.Mode = BindingMode.OneWay;
bin.StringFormat = "yyyy/MM/dd hh:mm:ss";
tc.Header = "Modified";
tc.Binding = bin;
dg.Columns.Add(tc);
tc = new DataGridTextColumn();
tc.Width = 80;
bin = new Binding("Length");
bin.Mode = BindingMode.OneWay;
bin.Converter = (SizeConverter)this.Resources["Sconv"];
tc.Header = "Size";
tc.Binding = bin;
Style styl = new System.Windows.Style();
styl.TargetType = typeof(TextBlock);
Setter ster = new Setter();
ster.Property = TextBlock.HorizontalAlignmentProperty;
ster.Value = System.Windows.HorizontalAlignment.Right;
styl.Setters.Add(ster);
tc.ElementStyle = styl;
dg.Columns.Add(tc);
dg.AllowDrop = true;
dg.Drop += this.ListViewDrop;
IntPtr drophelpPtr;
IDropTargetHelper dropHelper;
ShellHelper.GetIDropTargetHelper(out drophelpPtr, out dropHelper);
dg.DragEnter += (o, e) =>
{
if (dropHelper != null)
{
//マネージオブジェクトのIntPtrを取得する方法
//でもblittableでないとか言って怒られたorz
//DragEnterの第２引数の型をIntPtrから変更した
//GCHandle gch = GCHandle.Alloc(e.Data, GCHandleType.Pinned);
//IntPtr p = gch.AddrOfPinnedObject();
//gch.Free();
POINT p = new POINT();
p.x = (int)e.GetPosition(this).X;
p.y = (int)e.GetPosition(this).Y;
dropHelper.DragEnter(this.MyHandle, (System.Runtime.InteropServices.ComTypes.IDataObject)e.Data, ref p, e.Effects);
}
};
dg.DragOver += (o, e) =>
{
if (dropHelper != null)
{
POINT p = new POINT();
p.x = (int)e.GetPosition(this).X;
p.y = (int)e.GetPosition(this).Y;
dropHelper.DragOver(p, e.Effects);
}
};
dg.DragLeave += (o, e) =>
{
if (dropHelper != null)
{
dropHelper.DragLeave();
}
};
//todo
//列と列の間はBorderの様なので、列と列の間をクリックすると変な動作してカッコ悪い。
//あと、選択を解除した後に現在のセル？なのか黒い四角が残るのがかっこ悪い。
dg.MouseLeftButtonUp += (o, e) =>
{
if (!(((DataGrid)o).InputHitTest(e.GetPosition(dg)) is TextBlock))
{
dg.SelectedItem = null;
}
};
return(dg);
}
