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// Copyright (c) 2013-2019 Bruyère Jean-Philippe <jp_bruyere@hotmail.com>
//
// This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
using System;
using Crow.Cairo;
using System.Threading;
namespace Crow
{
public class DebugInterface : SampleBase {
static DebugInterface() {
DbgLogger.IncludeEvents = DbgEvtType.None;
DbgLogger.DiscardEvents = DbgEvtType.None;
DbgLogger.ConsoleOutput = true;
}
public DebugInterface (IntPtr hWin) : base (hWin)
{
surf = new ImageSurface (Format.Argb32, 100, 100);
}
public override void Run()
{
Init();
Thread t = new Thread (interfaceThread) {
IsBackground = true
};
t.Start ();
}
public bool Terminate;
string source;
Action delRegisterForRepaint;//call RegisterForRepaint in the container widget (DebugInterfaceWidget)
Action<Exception> delSetCurrentException;
void interfaceThread () {
while (!Terminate) {
try
{
Update();
}
catch (System.Exception ex)
{
if (Monitor.IsEntered(LayoutMutex))
Monitor.Exit (LayoutMutex);
if (Monitor.IsEntered(UpdateMutex))
Monitor.Exit (UpdateMutex);
if (Monitor.IsEntered(ClippingMutex))
Monitor.Exit (ClippingMutex);
delSetCurrentException (ex);
ClearInterface();
Thread.Sleep(1000);
}
if (IsDirty)
delRegisterForRepaint();
Thread.Sleep (UPDATE_INTERVAL);
}
}
public IntPtr SurfacePointer {
get {
lock(UpdateMutex)
return surf.Handle;
}
}
public void RegisterDebugInterfaceCallback (object w){
Type t = w.GetType();
delRegisterForRepaint = (Action)Delegate.CreateDelegate(typeof(Action), w, t.GetMethod("RegisterForRepaint"));
delSetCurrentException = (Action<Exception>)Delegate.CreateDelegate(typeof(Action<Exception>), w, t.GetProperty("CurrentException").GetSetMethod());
}
public void ResetDirtyState () {
IsDirty = false;
}
public string Source {
set {
if (source == value)
return;
source = value;
if (string.IsNullOrEmpty(source))
return;
delSetCurrentException(null);
try
{
lock (UpdateMutex) {
Widget tmp = CreateITorFromIMLFragment (source).CreateInstance();
ClearInterface();
AddWidget (tmp);
tmp.DataSource = this;
}
}
catch (IML.InstantiatorException iTorEx)
{
delSetCurrentException(iTorEx.InnerException);
}
catch (System.Exception ex)
{
delSetCurrentException(ex);
}
}
}
public void Resize (int width, int height) {
lock (UpdateMutex) {
clientRectangle = new Rectangle (0, 0, width, height);
surf?.Dispose();
surf = new ImageSurface (Format.Argb32, width, height);
foreach (Widget g in GraphicTree)
g.RegisterForLayouting (LayoutingType.All);
RegisterClip (clientRectangle);
}
}
}
}
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