protected virtual void OnBrowseButtonClick(BrowseButtonEventArgs e)
{
var ev = BrowseButtonClick;
if (ev != null)
{
ev(this, e);
}
}
protected override void WndProc(ref Message m)
{
BrowseButtonEventArgs e;
switch (m.Msg)
{
case NativeMethods.WM_NCHITTEST:
WmNCHitTest(ref m);
return;
case NativeMethods.WM_APPCOMMAND:
switch (NativeMethods.Util.HIWORD(m.LParam) & ~0xf000)
{
case NativeMethods.APPCOMMAND_BROWSER_BACKWARD:
e = new BrowseButtonEventArgs(BrowseButton.Back);
OnBrowseButtonClick(e);
if (e.Handled)
{
m.Result = (IntPtr)1;
return;
}
break;
case NativeMethods.APPCOMMAND_BROWSER_FORWARD:
e = new BrowseButtonEventArgs(BrowseButton.Forward);
OnBrowseButtonClick(e);
if (e.Handled)
{
m.Result = (IntPtr)1;
return;
}
break;
}
break;
case NativeMethods.WM_ACTIVATEAPP:
if (m.LParam == IntPtr.Zero)
{
OnApplicationActivated(EventArgs.Empty);
}
else
{
OnApplicationDeactivated(EventArgs.Empty);
}
break;
}
base.WndProc(ref m);
}
private void HelpForm_BrowseButtonClick(object sender, BrowseButtonEventArgs e)
{
switch (e.Button)
{
case BrowseButton.Forward:
e.Handled = true;
_forward.PerformClick();
break;
case BrowseButton.Back:
e.Handled = true;
_back.PerformClick();
break;
}
}
protected override void WndProc(ref Message m)
{
BrowseButtonEventArgs e;
switch (m.Msg)
{
case NativeMethods.WM_NCHITTEST:
WmNCHitTest(ref m);
return;
case NativeMethods.WM_APPCOMMAND:
switch (NativeMethods.Util.HIWORD(m.LParam) & ~0xf000)
{
case NativeMethods.APPCOMMAND_BROWSER_BACKWARD:
e = new BrowseButtonEventArgs(BrowseButton.Back);
OnBrowseButtonClick(e);
if (e.Handled)
{
m.Result = (IntPtr)1;
return;
}
break;
case NativeMethods.APPCOMMAND_BROWSER_FORWARD:
e = new BrowseButtonEventArgs(BrowseButton.Forward);
OnBrowseButtonClick(e);
if (e.Handled)
{
m.Result = (IntPtr)1;
return;
}
break;
}
break;
case NativeMethods.WM_ACTIVATEAPP:
if (m.LParam == IntPtr.Zero)
OnApplicationActivated(EventArgs.Empty);
else
OnApplicationDeactivated(EventArgs.Empty);
break;
}
base.WndProc(ref m);
}
protected virtual void OnBrowseButtonClick(BrowseButtonEventArgs e)
{
var ev = BrowseButtonClick;
if (ev != null)
ev(this, e);
}
