/// <summary> Handle the ButtonRelease event. </summary>
/// <param name="source"> The widget, the ButtonRelease event is assigned to. <see cref="XrwRectObj"/> </param>
/// <param name="e"> The event data. <see cref="XrwButtonEvent"/> </param>
/// <remarks> Set XrwButtonEvent. Set result to nonzero to stop further event processing. </remarks>
protected void HandleButtonReleaseDefault(XrwRectObj source, XrwButtonEvent e)
{
if (this is XrwRadio)
{
_pressed = true;
OnSwitchedOn();
}
else if (this is XrwToggle)
{
_pressed = !_pressed;
if (_pressed == true)
{
OnSwitchedOn();
}
else
{
OnSwitchedOff();
}
}
if (XrwObject.SendExposeEvent(_display, _window, _window) == 0)
{
Console.WriteLine(CLASS_NAME + "::HandleFocusOut () ERROR. Can not send expose event.");
}
e.Result = 1;
}
/// <summary> Handle the Enter event. </summary>
/// <param name="source"> The widget, the Enter event is assigned to. <see cref="XrwRectObj"/> </param>
/// <param name="e"> The event data. <see cref="XrwCrossingEvent"/> </param>
/// <remarks> Set XrwCrossingEvent. Set result to nonzero to stop further event processing. </remarks>
protected void HandleEnterDefault(XrwRectObj source, XrwCrossingEvent e)
{
_focused = true;
if (XrwObject.SendExposeEvent(_display, _window, _window) == 0)
{
Console.WriteLine(CLASS_NAME + "::HandleFocusIn () ERROR. Can not send expose event.");
}
e.Result = 1;
}
/// <summary> Handle the Motion event. </summary>
/// <param name="source"> The widget, the Motion event is assigned to. <see cref="XrwRectObj"/> </param>
/// <param name="e"> The event data. <see cref="XMotionEvent"/> </param>
/// <remarks> Set XrwMotionEvent. Set result to nonzero to stop further event processing. </remarks>
void HandleMotionDefault(XrwRectObj source, XrwMotionEvent e)
{
// Determine pranslated position.
TPoint translatedPosition = new TPoint(0, 0);
// Anywhere on the way from GNOME 2.3.0 to 3.6.2 the values x_root and y_root habe been fixed.
if (e.Event.x_root > e.Event.x && e.Event.y_root > e.Event.y)
{
translatedPosition.X = e.Event.x_root;
translatedPosition.Y = e.Event.y_root;
}
else
{
translatedPosition.X = e.Event.x;
translatedPosition.Y = e.Event.y;
}
translatedPosition.X -= _assignedPosition.X;
translatedPosition.Y -= _assignedPosition.Y;
X11lib.XWindowAttributes menuShellAttributes = new X11lib.XWindowAttributes();
if (this.GetWindowAttributes(ref menuShellAttributes) == true)
{
translatedPosition.X -= (int)menuShellAttributes.x;
translatedPosition.Y -= (int)menuShellAttributes.y;
}
else
{
Console.WriteLine(CLASS_NAME + "::HandleButtonPress () ERROR: Unable to determine window attributes.");
}
for (int countChildren = 0; countChildren < _children.Count; countChildren++)
{
XrwSme sme = _children[countChildren] as XrwSme;
if (sme != null)
{
if (translatedPosition.X > sme._assignedPosition.X && translatedPosition.Y > sme._assignedPosition.Y &&
translatedPosition.X < sme._assignedPosition.X + sme._assignedSize.Width && translatedPosition.Y < sme._assignedPosition.Y + sme._assignedSize.Height)
{
if (sme.Focused != true)
{
sme.Focused = true;
XrwObject.SendExposeEvent(_display, sme.Window, Parent.Window);
}
}
else
{
if (sme.Focused != false)
{
sme.Focused = false;
XrwObject.SendExposeEvent(_display, sme.Window, Parent.Window);
}
}
}
}
e.Result = 1;
}
/// <summary> Handle the ButtonRelease event. </summary>
/// <param name="source"> The widget, the ButtonRelease event is assigned to. <see cref="XrwRectObj"/> </param>
/// <param name="e"> The event data. <see cref="XrwButtonEvent"/> </param>
/// <remarks> Set XrwButtonEvent. Set result to nonzero to stop further event processing. </remarks>
protected void HandleButtonReleaseDefault(XrwRectObj source, XrwButtonEvent e)
{
_pressed = false;
if (XrwObject.SendExposeEvent(_display, _window, _window) == 0)
{
Console.WriteLine(CLASS_NAME + "::HandleFocusOut () ERROR. Can not send expose event.");
}
OnSwitchedOff();
e.Result = 1;
}
/// <summary> Handle the Leave event. </summary>
/// <param name="source"> The widget, the Leave event is assigned to. <see cref="XrwRectObj"/> </param>
/// <param name="e"> The event data. <see cref="XrwCrossingEvent"/> </param>
/// <remarks> Set XrwCrossingEvent. Set result to nonzero to stop further event processing. </remarks>
protected void HandleLeaveDefault(XrwRectObj source, XrwCrossingEvent e)
{
_focused = false;
if (!(this is XrwToggle) && !(this is XrwRadio))
{
_pressed = false;
OnSwitchedOff();
}
if (XrwObject.SendExposeEvent(_display, _window, _window) == 0)
{
Console.WriteLine(CLASS_NAME + "::HandleFocusOut () ERROR. Can not send expose event.");
}
e.Result = 1;
}
/// <summary> Handle the Leave event. </summary>
/// <param name="source"> The widget, the FocusIn event is assigned to. <see cref="XrwRectObj"/> </param>
/// <param name="e"> The event data. <see cref="XCrossingEvent"/> </param>
/// <remarks> Set XrwCrossingEvent. Set result to nonzero to stop further event processing. </remarks>
private void HandleLeaveDefault(XrwRectObj source, XrwCrossingEvent e)
{
_focused = false;
XrwApplicationShell appShell = ApplicationShell;
if (appShell != null)
{
if (XrwObject.SendExposeEvent(_display, _window, _window) == 0)
{
Console.WriteLine(CLASS_NAME + "::HandleFocusOut () ERROR. Can not send expose event.");
}
}
else
{
Console.WriteLine(CLASS_NAME + "::HandleFocusOut () ERROR. Can not investigate application shell.");
}
e.Result = 1;
}
// ###############################################################################
// ### M E T H O D S
// ###############################################################################
#region Methods
#endregion
#region Event handler
/// <summary> Handle the ButtonPress event. </summary>
/// <param name="source"> The widget, the ButtonPress event is assigned to. <see cref="XrwRectObj"/> </param>
/// <param name="e"> The event data. <see cref="XawButtonEvent"/> </param>
/// <remarks> Set XawButtonEvent. Set result to nonzero to stop further event processing. </remarks>
private new void HandleButtonPressDefault(XrwRectObj source, XrwButtonEvent e)
{
if (_menu != null)
{
// Set position and size.
TPoint position = new TPoint(20, 20);
X11lib.XWindowAttributes menuButtonAttributes = new X11lib.XWindowAttributes();
if (this.GetWindowAttributes(ref menuButtonAttributes) == true)
{
position.X = (int)menuButtonAttributes.x;
position.Y = (int)menuButtonAttributes.y + (int)menuButtonAttributes.height;
}
else
{
Console.WriteLine(CLASS_NAME + "::HandleButtonPress () ERROR: Unable to determine window attributes.");
}
XrwObject parent = this.Parent;
while (parent != null && (parent is XrwVisibleRectObj))
{
if (parent is XrwWmShell)
{
position.X += (parent as XrwWmShell).AssignedPosition.X;
position.Y += (parent as XrwWmShell).AssignedPosition.Y;
}
else if (parent.HasOwnWindow)
{
if ((parent as XrwVisibleRectObj).GetWindowAttributes(ref menuButtonAttributes) == true)
{
position.X += (int)menuButtonAttributes.x;
position.Y += (int)menuButtonAttributes.y;
}
else
{
Console.WriteLine(CLASS_NAME + "::HandleButtonPress () ERROR: Unable to determine parent window attributes.");
}
}
else
{
// Windowless widgets positions must not be added!
}
parent = (parent as XrwVisibleRectObj).Parent;
}
TSize size = _menu.AssignedSize;
_menu.MoveResize(ref position, ref size);
// Register menu shell to her application shell for integrating into their event loop.
XrwApplicationShell appShell = _menu.ApplicationShell;
if (appShell != null)
{
if (!appShell.HasChild(_menu))
{
appShell.AddChild(_menu);
}
}
else
{
Console.WriteLine(CLASS_NAME + "::HandleButtonPress () ERROR. Can not investigate menu's application shell.");
}
_menu.Show();
}
else
{
Console.WriteLine(CLASS_NAME + "::HandleButtonPress () ERROR: No menu registered.");
}
e.Result = 1;
}