private void FormImageList_DragEnter(object sender, DragEventArgs e)
{
if (e.Data.GetDataPresent(typeof(ListViewItem[])))
{
//この処理が無いと、ドラッグ＆ドロップ開始早々絵が表示されない
IntPtr pinDesktopWindow = ClsWin32.GetDesktopWindow();
ClsWin32.ImageList_DragEnter(pinDesktopWindow, Cursor.Position.X, Cursor.Position.Y);
e.Effect = DragDropEffects.None;
}
else if (e.Data.GetDataPresent(DataFormats.FileDrop))
{
bool isSuccess = false;
string[] pclAllPaths = (string[])e.Data.GetData(DataFormats.FileDrop);
foreach (string clPathTmp1 in pclAllPaths)
{
if (Directory.Exists(clPathTmp1))
{
string[] pclFilePaths = System.IO.Directory.GetFiles(clPathTmp1, "*.*", SearchOption.AllDirectories);
foreach (string clPathTmp2 in pclFilePaths)
{
bool isChk = this.ChkImageFile(clPathTmp2);
if (!isChk)
{
continue;
}
isSuccess = true;
}
}
else if (File.Exists(clPathTmp1))
{
bool isChk = this.ChkImageFile(clPathTmp1);
if (!isChk)
{
continue;
}
isSuccess = true;
}
}
if (isSuccess)
{
e.Effect = DragDropEffects.Copy;
}
else
{
e.Effect = DragDropEffects.None;
}
}
}
private void listView_MouseUp(object sender, MouseEventArgs e)
{
m_isMouseLDown = false;
if (this.mMouseDownPoint == Point.Empty)
{
return;
}
IntPtr pinDesktopWindow = ClsWin32.GetDesktopWindow();
ClsWin32.ImageList_DragLeave(pinDesktopWindow);
ClsWin32.ImageList_EndDrag();
this.mMouseDownPoint = Point.Empty;
Console.WriteLine("MouseUp");
}
