internal ExtendedListViewCommon(ShellBrowserEx shellBrowser, IntPtr hwndShellView, IntPtr hwndListView, IntPtr hwndSubDirTipMessageReflect)
{
ShellBrowser = shellBrowser;
this.hwndSubDirTipMessageReflect = hwndSubDirTipMessageReflect;
ListViewController = new NativeWindowController(hwndListView);
ListViewController.MessageCaptured += ListViewController_MessageCaptured;
ShellViewController = new NativeWindowController(hwndShellView);
ShellViewController.MessageCaptured += ShellViewController_MessageCaptured;
TRACKMOUSEEVENT structure = new TRACKMOUSEEVENT();
structure.cbSize = Marshal.SizeOf(structure);
structure.dwFlags = 2;
structure.hwndTrack = ListViewController.Handle;
PInvoke.TrackMouseEvent(ref structure);
timer_HoverSubDirTipMenu = new Timer();
timer_HoverSubDirTipMenu.Interval = SystemInformation.MouseHoverTime * 6 / 5;
timer_HoverSubDirTipMenu.Tick += timer_HoverSubDirTipMenu_Tick;
hwndExplorer = PInvoke.GetAncestor(hwndShellView, 3 /* GA_ROOTOWNER */);
// If we're late to the party, we'll have to get the IDropTarget the
// old-fashioned way. Careful! Calling RegisterDragDrop will go
// through the hook!
IntPtr ptr = PInvoke.GetProp(hwndListView, "OleDropTargetInterface");
dropTargetPassthrough = TryMakeDTPassthrough(ptr);
if (dropTargetPassthrough != null)
{
PInvoke.RevokeDragDrop(hwndListView);
PInvoke.RegisterDragDrop(hwndListView, dropTargetPassthrough);
}
}
private void HookDropTarget()
{
if (dropTargetPassthrough != null)
{
dropTargetPassthrough.Dispose();
dropTargetPassthrough = null;
}
IntPtr ptr = PInvoke.GetProp(Handle, "OleDropTargetInterface");
if (ptr != IntPtr.Zero)
{
object obj = Marshal.GetObjectForIUnknown(ptr);
_IDropTarget passthrough = obj as _IDropTarget;
if (passthrough != null)
{
PInvoke.RevokeDragDrop(Handle);
dropTargetPassthrough = new DropTargetPassthrough(passthrough, this);
PInvoke.RegisterDragDrop(Handle, dropTargetPassthrough);
}
else
{
Marshal.ReleaseComObject(obj);
}
}
}
public override void Dispose(bool fDisposing)
{
if (fDisposed)
{
return;
}
// Never call NativeWindow.ReleaseHandle(). EVER!!!
if (ListViewController != null)
{
ListViewController.MessageCaptured -= ListViewController_MessageCaptured;
ListViewController = null;
}
if (ShellViewController != null)
{
ShellViewController.MessageCaptured -= ShellViewController_MessageCaptured;
ShellViewController = null;
}
if (timer_HoverSubDirTipMenu != null)
{
timer_HoverSubDirTipMenu.Dispose();
timer_HoverSubDirTipMenu = null;
}
if (timer_Thumbnail != null)
{
timer_Thumbnail.Dispose();
timer_Thumbnail = null;
}
if (thumbnailTooltip != null)
{
thumbnailTooltip.Dispose();
thumbnailTooltip = null;
}
if (subDirTip != null)
{
subDirTip.Dispose();
subDirTip = null;
}
if (dropTargetPassthrough != null)
{
dropTargetPassthrough.Dispose();
dropTargetPassthrough = null;
}
base.Dispose(fDisposing);
}
public override void Dispose(bool fDisposing)
{
if (fDisposed)
{
return;
}
if (ListViewController != null)
{
ListViewController.ReleaseHandle();
ListViewController = null;
}
if (ShellViewController != null)
{
ShellViewController.ReleaseHandle();
ShellViewController = null;
}
if (timer_HoverSubDirTipMenu != null)
{
timer_HoverSubDirTipMenu.Dispose();
timer_HoverSubDirTipMenu = null;
}
if (timer_Thumbnail != null)
{
timer_Thumbnail.Dispose();
timer_Thumbnail = null;
}
if (thumbnailTooltip != null)
{
thumbnailTooltip.Dispose();
thumbnailTooltip = null;
}
if (subDirTip != null)
{
subDirTip.Dispose();
subDirTip = null;
}
if (dropTargetPassthrough != null)
{
dropTargetPassthrough.Dispose();
dropTargetPassthrough = null;
}
base.Dispose(fDisposing);
}
protected virtual bool ListViewController_MessageCaptured(ref Message msg)
{
if (msg.Msg == WM_AFTERPAINT)
{
RefreshSubDirTip(true);
return(true);
}
else if (msg.Msg == WM_REGISTERDRAGDROP)
{
IntPtr ptr = Marshal.ReadIntPtr(msg.WParam);
if (dropTargetPassthrough != null)
{
// If this is the RegisterDragDrop call from the constructor,
// don't mess it up!
if (dropTargetPassthrough.Pointer == ptr)
{
return(true);
}
dropTargetPassthrough.Dispose();
}
dropTargetPassthrough = TryMakeDTPassthrough(ptr);
if (dropTargetPassthrough != null)
{
Marshal.WriteIntPtr(msg.WParam, dropTargetPassthrough.Pointer);
}
return(true);
}
switch (msg.Msg)
{
case WM.DESTROY:
HideThumbnailTooltip(7);
HideSubDirTip(7);
ListViewController.DefWndProc(ref msg);
OnListViewDestroyed();
return(true);
case WM.PAINT:
// It's very dangerous to do automation-related things
// during WM_PAINT. So, use PostMessage to do it later.
PInvoke.PostMessage(ListViewController.Handle, WM_AFTERPAINT, IntPtr.Zero, IntPtr.Zero);
break;
case WM.MOUSEMOVE:
ResetTrackMouseEvent();
break;
case WM.LBUTTONDBLCLK:
if (DoubleClick != null)
{
return(DoubleClick(QTUtility2.PointFromLPARAM(msg.LParam)));
}
break;
case WM.MBUTTONUP:
if (MiddleClick != null)
{
MiddleClick(QTUtility2.PointFromLPARAM(msg.LParam));
}
break;
case WM.MOUSEWHEEL: {
IntPtr handle = PInvoke.WindowFromPoint(QTUtility2.PointFromLPARAM(msg.LParam));
if (handle != IntPtr.Zero && handle != msg.HWnd)
{
Control control = Control.FromHandle(handle);
if (control != null)
{
DropDownMenuReorderable reorderable = control as DropDownMenuReorderable;
if ((reorderable != null) && reorderable.CanScroll)
{
PInvoke.SendMessage(handle, WM.MOUSEWHEEL, msg.WParam, msg.LParam);
}
}
}
break;
}
case WM.MOUSELEAVE:
fTrackMouseEvent = true;
HideThumbnailTooltip(4);
if (((subDirTip != null) && !subDirTip.MouseIsOnThis()) && !subDirTip.MenuIsShowing)
{
HideSubDirTip(5);
}
break;
}
return(false);
}
internal ExtendedListViewCommon(ShellBrowserEx shellBrowser, IntPtr hwndShellView, IntPtr hwndListView, IntPtr hwndSubDirTipMessageReflect) {
ShellBrowser = shellBrowser;
this.hwndSubDirTipMessageReflect = hwndSubDirTipMessageReflect;
ListViewController = new NativeWindowController(hwndListView);
ListViewController.MessageCaptured += ListViewController_MessageCaptured;
ShellViewController = new NativeWindowController(hwndShellView);
ShellViewController.MessageCaptured += ShellViewController_MessageCaptured;
TRACKMOUSEEVENT structure = new TRACKMOUSEEVENT();
structure.cbSize = Marshal.SizeOf(structure);
structure.dwFlags = 2;
structure.hwndTrack = ListViewController.Handle;
PInvoke.TrackMouseEvent(ref structure);
timer_HoverSubDirTipMenu = new Timer();
timer_HoverSubDirTipMenu.Interval = SystemInformation.MouseHoverTime * 6 / 5;
timer_HoverSubDirTipMenu.Tick += timer_HoverSubDirTipMenu_Tick;
hwndExplorer = PInvoke.GetAncestor(hwndShellView, 3 /* GA_ROOTOWNER */);
// If we're late to the party, we'll have to get the IDropTarget the
// old-fashioned way. Careful! Calling RegisterDragDrop will go
// through the hook!
IntPtr ptr = PInvoke.GetProp(hwndListView, "OleDropTargetInterface");
dropTargetPassthrough = TryMakeDTPassthrough(ptr);
if(dropTargetPassthrough != null) {
PInvoke.RevokeDragDrop(hwndListView);
PInvoke.RegisterDragDrop(hwndListView, dropTargetPassthrough);
}
}
protected virtual bool ListViewController_MessageCaptured(ref Message msg) {
if(msg.Msg == WM_AFTERPAINT) {
RefreshSubDirTip(true);
return true;
}
else if(msg.Msg == WM_REGISTERDRAGDROP) {
IntPtr ptr = Marshal.ReadIntPtr(msg.WParam);
if(dropTargetPassthrough != null) {
// If this is the RegisterDragDrop call from the constructor,
// don't mess it up!
if(dropTargetPassthrough.Pointer == ptr) {
return true;
}
dropTargetPassthrough.Dispose();
}
dropTargetPassthrough = TryMakeDTPassthrough(ptr);
if(dropTargetPassthrough != null) {
Marshal.WriteIntPtr(msg.WParam, dropTargetPassthrough.Pointer);
}
return true;
}
switch(msg.Msg) {
case WM.DESTROY:
HideThumbnailTooltip(7);
HideSubDirTip(7);
ListViewController.DefWndProc(ref msg);
OnListViewDestroyed();
return true;
case WM.PAINT:
// It's very dangerous to do automation-related things
// during WM_PAINT. So, use PostMessage to do it later.
PInvoke.PostMessage(ListViewController.Handle, WM_AFTERPAINT, IntPtr.Zero, IntPtr.Zero);
break;
case WM.MOUSEMOVE:
ResetTrackMouseEvent();
break;
case WM.LBUTTONDBLCLK:
if(DoubleClick != null) {
return DoubleClick(QTUtility2.PointFromLPARAM(msg.LParam));
}
break;
case WM.MBUTTONUP:
if(MiddleClick != null) {
MiddleClick(QTUtility2.PointFromLPARAM(msg.LParam));
}
break;
case WM.MOUSEWHEEL: {
IntPtr handle = PInvoke.WindowFromPoint(QTUtility2.PointFromLPARAM(msg.LParam));
if(handle != IntPtr.Zero && handle != msg.HWnd) {
Control control = Control.FromHandle(handle);
if(control != null) {
DropDownMenuReorderable reorderable = control as DropDownMenuReorderable;
if((reorderable != null) && reorderable.CanScroll) {
PInvoke.SendMessage(handle, WM.MOUSEWHEEL, msg.WParam, msg.LParam);
}
}
}
break;
}
case WM.MOUSELEAVE:
fTrackMouseEvent = true;
HideThumbnailTooltip(4);
if(((subDirTip != null) && !subDirTip.MouseIsOnThis()) && !subDirTip.MenuIsShowing) {
HideSubDirTip(5);
}
break;
}
return false;
}
public override void Dispose(bool fDisposing) {
if(fDisposed) return;
if(ListViewController != null) {
ListViewController.ReleaseHandle();
ListViewController = null;
}
if(ShellViewController != null) {
ShellViewController.ReleaseHandle();
ShellViewController = null;
}
if(timer_HoverSubDirTipMenu != null) {
timer_HoverSubDirTipMenu.Dispose();
timer_HoverSubDirTipMenu = null;
}
if(timer_Thumbnail != null) {
timer_Thumbnail.Dispose();
timer_Thumbnail = null;
}
if(thumbnailTooltip != null) {
thumbnailTooltip.Dispose();
thumbnailTooltip = null;
}
if(subDirTip != null) {
subDirTip.Dispose();
subDirTip = null;
}
if(dropTargetPassthrough != null) {
dropTargetPassthrough.Dispose();
dropTargetPassthrough = null;
}
base.Dispose(fDisposing);
}
public override void Dispose(bool fDisposing) {
if(fDisposed) return;
// Never call NativeWindow.ReleaseHandle(). EVER!!!
if(ListViewController != null) {
ListViewController.MessageCaptured -= ListViewController_MessageCaptured;
ListViewController = null;
}
if(ShellViewController != null) {
ShellViewController.MessageCaptured -= ShellViewController_MessageCaptured;
ShellViewController = null;
}
if(timer_HoverSubDirTipMenu != null) {
timer_HoverSubDirTipMenu.Dispose();
timer_HoverSubDirTipMenu = null;
}
if(timer_Thumbnail != null) {
timer_Thumbnail.Dispose();
timer_Thumbnail = null;
}
if(thumbnailTooltip != null) {
thumbnailTooltip.Dispose();
thumbnailTooltip = null;
}
if(subDirTip != null) {
subDirTip.Dispose();
subDirTip = null;
}
if(dropTargetPassthrough != null) {
dropTargetPassthrough.Dispose();
dropTargetPassthrough = null;
}
base.Dispose(fDisposing);
}
private void HookDropTarget() {
if(dropTargetPassthrough != null) {
dropTargetPassthrough.Dispose();
dropTargetPassthrough = null;
}
IntPtr ptr = PInvoke.GetProp(Handle, "OleDropTargetInterface");
if(ptr != IntPtr.Zero) {
object obj = Marshal.GetObjectForIUnknown(ptr);
_IDropTarget passthrough = obj as _IDropTarget;
if(passthrough != null) {
PInvoke.RevokeDragDrop(Handle);
dropTargetPassthrough = new DropTargetPassthrough(passthrough, this);
PInvoke.RegisterDragDrop(Handle, dropTargetPassthrough);
}
else {
Marshal.ReleaseComObject(obj);
}
}
}
