/// <summary>Clears the contents of the navigation log.</summary>
public void ClearLog()
{
// nothing to do
if (_locations.Count == 0)
{
return;
}
var oldCanNavigateBackward = CanNavigateBackward;
var oldCanNavigateForward = CanNavigateForward;
_locations.Clear();
currentLocationIndex = -1;
var args = new NavigationLogEventArgs
{
LocationsChanged = true,
CanNavigateBackwardChanged = (oldCanNavigateBackward != CanNavigateBackward),
CanNavigateForwardChanged = (oldCanNavigateForward != CanNavigateForward)
};
if (NavigationLogChanged != null)
{
NavigationLogChanged(this, args);
}
}
private void OnNavigationComplete(object sender, NavigationCompleteEventArgs args)
{
NavigationLogEventArgs eventArgs = new NavigationLogEventArgs();
bool oldCanNavigateBackward = CanNavigateBackward;
bool oldCanNavigateForward = CanNavigateForward;
if ((pendingNavigation != null))
{
// navigation log traversal in progress
// determine if new location is the same as the traversal request
int result = 0;
pendingNavigation.Location.NativeShellItem.Compare(
args.NewLocation.NativeShellItem, SICHINTF.SICHINT_ALLFIELDS, out result);
bool shellItemsEqual = (result == 0);
if (shellItemsEqual == false)
{
// new location is different than traversal request,
// behave is if it never happened!
// remove history following currentLocationIndex, append new item
if (currentLocationIndex < (_locations.Count - 1))
{
_locations.RemoveRange((int)currentLocationIndex + 1, (int)(_locations.Count - (currentLocationIndex + 1)));
}
_locations.Add(args.NewLocation);
currentLocationIndex = (_locations.Count - 1);
eventArgs.LocationsChanged = true;
}
else
{
// log traversal successful, update index
currentLocationIndex = (int)pendingNavigation.Index;
eventArgs.LocationsChanged = false;
}
pendingNavigation = null;
}
else
{
// remove history following currentLocationIndex, append new item
if (currentLocationIndex < (_locations.Count - 1))
{
_locations.RemoveRange((int)currentLocationIndex + 1, (int)(_locations.Count - (currentLocationIndex + 1)));
}
_locations.Add(args.NewLocation);
currentLocationIndex = (_locations.Count - 1);
eventArgs.LocationsChanged = true;
}
// update event args
eventArgs.CanNavigateBackwardChanged = (oldCanNavigateBackward != CanNavigateBackward);
eventArgs.CanNavigateForwardChanged = (oldCanNavigateForward != CanNavigateForward);
if (NavigationLogChanged != null)
{
NavigationLogChanged(this, eventArgs);
}
}
/// <summary>
/// Clears the contents of the navigation log.
/// </summary>
public void ClearLog( )
{
// nothing to do
if( Locations.Count == 0 )
return;
bool oldCanNavigateBackward = CanNavigateBackward;
bool oldCanNavigateForward = CanNavigateForward;
Locations.Clear( );
this.currentLocationIndex = -1;
NavigationLogEventArgs args = new NavigationLogEventArgs( );
args.LocationsChanged = true;
args.CanNavigateBackwardChanged = ( oldCanNavigateBackward != CanNavigateBackward );
args.CanNavigateForwardChanged = ( oldCanNavigateForward != CanNavigateForward );
if( NavigationLogChanged != null )
NavigationLogChanged( this, args );
}
/// <summary>
/// Clears the contents of the navigation log.
/// </summary>
public void ClearLog()
{
// nothing to do
if (_locations.Count == 0)
{
return;
}
bool oldCanNavigateBackward = CanNavigateBackward;
bool oldCanNavigateForward = CanNavigateForward;
_locations.Clear();
currentLocationIndex = -1;
var args = new NavigationLogEventArgs
{
LocationsChanged = true,
CanNavigateBackwardChanged = oldCanNavigateBackward != CanNavigateBackward,
CanNavigateForwardChanged = oldCanNavigateForward != CanNavigateForward
};
NavigationLogChanged?.Invoke(this, args);
}
/// <summary>
/// Clears the contents of the navigation log.
/// </summary>
public void ClearLog()
{
// nothing to do
if (_locations.Count == 0)
{
return;
}
bool oldCanNavigateBackward = CanNavigateBackward;
bool oldCanNavigateForward = CanNavigateForward;
_locations.Clear();
this.currentLocationIndex = -1;
NavigationLogEventArgs args = new NavigationLogEventArgs();
args.LocationsChanged = true;
args.CanNavigateBackwardChanged = (oldCanNavigateBackward != CanNavigateBackward);
args.CanNavigateForwardChanged = (oldCanNavigateForward != CanNavigateForward);
if (NavigationLogChanged != null)
{
NavigationLogChanged(this, args);
}
}
void gli_Click(object sender, NavigationLogEventArgs e)
{
ReOpenTab(e.NavigationLog);
reopenabletabs.Remove((sender as UndoCloseGalleryItem).nav);
if (reopenabletabs.Count == 0)
{
btnUndoClose.IsEnabled = false;
}
}
/// <summary>
/// Synchronize NavigationLog collection to dependency collection
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
void NavigationLogChanged( object sender, NavigationLogEventArgs args )
{
navigationLog.Clear( );
foreach( ShellObject obj in ExplorerBrowserControl.NavigationLog.Locations )
{
navigationLog.Add( obj );
}
}
private void OnNavigationComplete(object sender, NavigationCompleteEventArgs args)
{
NavigationLogEventArgs eventArgs = new NavigationLogEventArgs();
bool oldCanNavigateBackward = CanNavigateBackward;
bool oldCanNavigateForward = CanNavigateForward;
if ((pendingNavigation != null))
{
// navigation log traversal in progress
// determine if new location is the same as the traversal request
int result = 0;
pendingNavigation.Location.NativeShellItem.Compare(
args.NewLocation.NativeShellItem, SICHINTF.SICHINT_ALLFIELDS, out result);
bool shellItemsEqual = (result == 0);
if (shellItemsEqual == false)
{
// new location is different than traversal request,
// behave is if it never happened!
// remove history following currentLocationIndex, append new item
if (currentLocationIndex < (_locations.Count - 1))
{
_locations.RemoveRange((int)currentLocationIndex + 1, (int)(_locations.Count - (currentLocationIndex + 1)));
}
_locations.Add(args.NewLocation);
currentLocationIndex = (_locations.Count - 1);
eventArgs.LocationsChanged = true;
}
else
{
// log traversal successful, update index
currentLocationIndex = (int)pendingNavigation.Index;
eventArgs.LocationsChanged = false;
}
pendingNavigation = null;
}
else
{
// remove history following currentLocationIndex, append new item
if (currentLocationIndex < (_locations.Count - 1))
{
_locations.RemoveRange((int)currentLocationIndex + 1, (int)(_locations.Count - (currentLocationIndex + 1)));
}
_locations.Add(args.NewLocation);
currentLocationIndex = (_locations.Count - 1);
eventArgs.LocationsChanged = true;
}
// update event args
eventArgs.CanNavigateBackwardChanged = (oldCanNavigateBackward != CanNavigateBackward);
eventArgs.CanNavigateForwardChanged = (oldCanNavigateForward != CanNavigateForward);
if (NavigationLogChanged != null)
{
NavigationLogChanged(this, eventArgs);
}
}
void NavigationLog_NavigationLogChanged(object sender, NavigationLogEventArgs args)
{
// This event is BeginInvoked to decouple the ExplorerBrowser UI from this UI
BeginInvoke(new MethodInvoker(delegate()
{
// calculate button states
if (args.CanNavigateBackwardChanged)
{
this.backButton.Enabled = explorerBrowser.NavigationLog.CanNavigateBackward;
}
if (args.CanNavigateForwardChanged)
{
this.forwardButton.Enabled = explorerBrowser.NavigationLog.CanNavigateForward;
}
// update history combo box
if (args.LocationsChanged)
{
this.navigationHistoryCombo.Items.Clear();
foreach (ShellObject shobj in this.explorerBrowser.NavigationLog.Locations)
{
this.navigationHistoryCombo.Items.Add(shobj.Name);
}
}
if (this.explorerBrowser.NavigationLog.CurrentLocationIndex == -1)
this.navigationHistoryCombo.Text = "";
else
this.navigationHistoryCombo.SelectedIndex = this.explorerBrowser.NavigationLog.CurrentLocationIndex;
}));
}
void NavigationLog_NavigationLogChanged(object sender, NavigationLogEventArgs args)
{
// calculate button states
if (args.CanNavigateBackwardChanged)
{
this.explorerNavigationButtons1.HasLeftHistroy = this.explorerBrowser.NavigationLog.CanNavigateBackward;
}
if (args.CanNavigateForwardChanged)
{
this.explorerNavigationButtons1.HasRightHistroy = this.explorerBrowser.NavigationLog.CanNavigateForward;
}
// This event is BeginInvoked to decouple the explorerBrowser UI from this UI
this.BeginInvoke(new MethodInvoker(delegate()
{
// update history combo box
if (args.LocationsChanged)
{
this.contextMenu.Items.Clear();
foreach (ShellObject shobj in this.explorerBrowser.NavigationLog.Locations)
{
logInfo("Navigation: " + shobj.Name);
this.contextMenu.Items.Add(shobj.Name);
}
}
for (int i = 0; i < this.contextMenu.Items.Count; i++ )
this.contextMenu.Items[i].Image = null;
if (this.explorerBrowser.NavigationLog.CurrentLocationIndex != -1)
this.contextMenu.Items[this.explorerBrowser.NavigationLog.CurrentLocationIndex].Image =
Resources._checked;
}));
}
