Пример #1
0
        private void resizeButton_Click(object sender, EventArgs e)
        {
            var selected = treeView.SelectedNode;

            if (selected != null &&
                selected.ImageIndex == 2 &&
                selected.Tag != null
                )
            {
                var hWnd = (IntPtr)selected.Tag;
                if (User32Dll.GetWindowRect(hWnd, out _))
                {
                    User32Dll.MoveWindow(
                        hWnd,
                        (int)xNud.Value,
                        (int)yNud.Value,
                        (int)widthNud.Value,
                        (int)heightNud.Value,
                        true
                        );
                    User32Dll.GetWindowRect(hWnd, out var rct2);
                    DisplayRect(rct2);
                }
                else
                {
                    MessageBox.Show(
                        "Error has appeared.",
                        "Error",
                        MessageBoxButtons.OK,
                        MessageBoxIcon.Error
                        );
                }
            }
        }
Пример #2
0
        public bool CaptureWindow(IntPtr handle, out Image image)
        {
            var hdcSrc = User32Dll.GetWindowDC(handle);

            User32Dll.GetWindowRect(handle, out var windowRect);
            var hdcDest = new HandleRef(this, Gdi32Dll.CreateCompatibleDC(hdcSrc));
            var hBitmap = new HandleRef(
                this,
                Gdi32Dll.CreateCompatibleBitmap(
                    hdcSrc,
                    windowRect.Width,
                    windowRect.Height
                    )
                );
            var hOld    = new HandleRef(this, Gdi32Dll.SelectObject(hdcDest, hBitmap));
            var success = Gdi32Dll.BitBlt(
                hdcDest,
                0, 0,
                windowRect.Width,
                windowRect.Height,
                hdcSrc,
                0, 0,
                (int)Gdi32Dll.TernaryRasterOperations.SRCCOPY
                );

            Gdi32Dll.SelectObject(hdcDest, hOld);
            Gdi32Dll.DeleteDC(hdcDest);
            User32Dll.ReleaseDC(handle, hdcSrc);
            image = success ? Image.FromHbitmap(hBitmap.Handle) : null;
            Gdi32Dll.DeleteObject(hBitmap);
            return(success);
        }
Пример #3
0
 private void treeView_AfterSelect(object sender, TreeViewEventArgs e)
 {
     windowInfoControls.ForEach(c => c.Hide());
     pictureBox.Image = null;
     capturedImage?.Dispose();
     if (e.Node.ImageIndex == 2 &&
         e.Node.Tag != null
         )
     {
         var hWnd = (IntPtr)e.Node.Tag;
         if (User32Dll.GetWindowRect(hWnd, out var rct) && !rct.IsEmpty)
         {
             DisplayRect(rct);
             if (CaptureWindow(hWnd, out capturedImage))
             {
                 pictureBox.Image = capturedImage;
             }
             windowInfoControls.ForEach(c => c.Show());
         }
     }
 }
Пример #4
0
        private void refreshButton_Click(object sender, EventArgs e)
        {
            windowInfoControls.ForEach(c => c.Hide());
            treeView.Nodes.Clear();
            pictureBox.Image = null;
            capturedImage?.Dispose();
            var procNodes = new Dictionary <int, TreeNode>();

            foreach (var proc in Process.GetProcesses())
            {
                procNodes[proc.Id] = new TreeNode($"0x{proc.Id:X8} {proc.ProcessName}")
                {
                    Tag = proc
                };
            }
            User32Dll.EnumWindows(
                (hWnd, lParam) => {
                try {
                    User32Dll.GetWindowThreadProcessId(hWnd, out var id);
                    if (procNodes.TryGetValue((int)id, out var node))
                    {
                        var capacity = User32Dll.GetWindowTextLength(hWnd) * 2;
                        var sb       = new StringBuilder(capacity);
                        if (capacity > 0)
                        {
                            User32Dll.GetWindowText(hWnd, sb, capacity);
                        }
                        TreeNode wndNode;
                        if (capacity > 0 &&
                            User32Dll.GetWindowRect(hWnd, out var rct) &&
                            !rct.IsEmpty
                            )
                        {
                            wndNode = new TreeNode(
                                $"0x{(int)hWnd:X8} {sb}", 2, 2
                                )
                            {
                                Tag = hWnd
                            };
                            node.Nodes.Add(wndNode);
                        }
                        else if (showAll.Checked)
                        {
                            wndNode = new TreeNode(
                                $"0x{(int)hWnd:X8} {sb}", 1, 1
                                )
                            {
                                Tag       = null,
                                ForeColor = Color.Gray
                            };
                            node.Nodes.Add(wndNode);
                        }
                    }
                } catch {
                    // ignore
                }
                return(true);
            }, IntPtr.Zero
                );
            foreach (var kvp in procNodes.OrderBy(kvp => ((Process)kvp.Value.Tag).ProcessName))
            {
                if (kvp.Value.Nodes.Count > 0)
                {
                    kvp.Value.ImageIndex = kvp.Value.SelectedImageIndex = 4;
                    treeView.Nodes.Add(kvp.Value);
                }
                else if (showAll.Checked)
                {
                    kvp.Value.ImageIndex = kvp.Value.SelectedImageIndex = 3;
                    kvp.Value.ForeColor  = Color.Gray;
                    treeView.Nodes.Add(kvp.Value);
                }
            }
        }