Exemplo n.º 1
0
        private void deleteToolStripButton_Click(object sender, EventArgs e)
        {
            if (m_selectedPidls != null && m_selectedPidls.Length > 0)
            {
                IntPtr iContextMenuPtr;
                m_shellView.GetItemObject((uint)NativeMethods.SVGIO.SVGIO_SELECTION, ref NativeMethods.IID_IContextMenu,
                                          out iContextMenuPtr);
                NativeMethods.IContextMenu iContextMenu = (NativeMethods.IContextMenu)
                                            Marshal.GetTypedObjectForIUnknown(iContextMenuPtr, typeof (NativeMethods.IContextMenu));

                NativeMethods.CMINVOKECOMMANDINFOEX cmi = new NativeMethods.CMINVOKECOMMANDINFOEX();
                cmi.cbSize = Marshal.SizeOf(typeof (NativeMethods.CMINVOKECOMMANDINFOEX));
                cmi.lpVerb = Marshal.StringToHGlobalAnsi("Delete");
                cmi.hwnd = Handle;

                // Invoke the delete command of the context menu
                iContextMenu.InvokeCommand(ref cmi);
            }
        }
Exemplo n.º 2
0
        private void createNewFolderToolStripButton_Click(object sender, EventArgs e)
        {
            if (m_useCreateNewFolderDialog)
            {
                // A new folder is created through a dialog and then the folder is instantly browsed to
                string path = GetDisplayName(m_desktopFolder, m_pidlAbsCurrent, NativeMethods.SHGNO.SHGDN_FORPARSING);

                m_newFolderDialog = new NewFolderDialog(path);
                if (m_newFolderDialog.ShowDialog(this) == DialogResult.Cancel)
                {
                    m_newFolderDialog.FolderCreated = false;
                    m_newFolderDialog.FolderPath = string.Empty;
                }
            }
            else
            {
                // A new folder is created the traditional way
                IntPtr iContextMenuPtr;
                NativeMethods.IContextMenu iContextMenu;
                if (m_shellView.GetItemObject((uint)NativeMethods.SVGIO.SVGIO_BACKGROUND,
                                              ref NativeMethods.IID_IContextMenu,
                                              out iContextMenuPtr) == NativeMethods.S_OK)
                {
                    iContextMenu =
                        (NativeMethods.IContextMenu)
                        Marshal.GetTypedObjectForIUnknown(iContextMenuPtr, typeof (NativeMethods.IContextMenu));

                    IntPtr hMenu = NativeMethods.User32.CreatePopupMenu();
                    if (hMenu != IntPtr.Zero)
                    {
                        if (iContextMenu.QueryContextMenu(
                                hMenu, 0,
                                NativeMethods.MIN_SHELL_ID,
                                NativeMethods.MAX_SHELL_ID,
                                NativeMethods.CMF_NORMAL) > -1)
                        {
                            IntPtr iShellViewPtr = Marshal.GetIUnknownForObject(m_shellView);
                            IntPtr iFolderViewPtr;
                            Marshal.QueryInterface(iShellViewPtr, ref NativeMethods.IID_IFolderView, out iFolderViewPtr);
                            NativeMethods.IFolderView iFolderView =
                                (NativeMethods.IFolderView)Marshal.GetObjectForIUnknown(iFolderViewPtr);

                            int nCount;
                            iFolderView.ItemCount((int)NativeMethods.SVGIO.SVGIO_ALLVIEW, out nCount);
                            for (int i = 0; i < nCount; i++)
                            {
                                iFolderView.SelectItem(i, NativeMethods.SVSI_DESELECT);
                            }

                            NativeMethods.CMINVOKECOMMANDINFOEX cmi = new NativeMethods.CMINVOKECOMMANDINFOEX();
                            cmi.cbSize = Marshal.SizeOf(typeof (NativeMethods.CMINVOKECOMMANDINFOEX));
                            cmi.lpVerb = Marshal.StringToHGlobalAnsi("NewFolder");
                            cmi.lpVerbW = Marshal.StringToHGlobalUni("NewFolder");
                            cmi.nShow = NativeMethods.SW_SHOWNORMAL;
                            cmi.hwnd = Handle;
                            cmi.fMask = NativeMethods.CMIC_MASK_UNICODE | NativeMethods.CMIC_MASK_FLAG_NO_UI;

                            // Invoke the new folder command of the context menu
                            if (iContextMenu.InvokeCommand(ref cmi) == NativeMethods.S_OK)
                            {
                                iFolderView.ItemCount((int)NativeMethods.SVGIO.SVGIO_ALLVIEW, out nCount);
                                iFolderView.SelectItem(nCount - 1, NativeMethods.SVSI_EDIT);
                            }

                            Marshal.ReleaseComObject(iFolderView);
                            Marshal.Release(iFolderViewPtr);
                            Marshal.Release(iShellViewPtr);
                        }
                        NativeMethods.User32.DestroyMenu(hMenu);
                    }
                    Marshal.ReleaseComObject(iContextMenu);
                }
            }
        }
Exemplo n.º 3
0
        private void InvokeCommand(NativeMethods.IContextMenu iContextMenu, string cmd, string parentDir)
        {
            NativeMethods.CMINVOKECOMMANDINFOEX invoke = new NativeMethods.CMINVOKECOMMANDINFOEX();
            invoke.hwnd = Handle;
            invoke.cbSize = Marshal.SizeOf(invoke);
            invoke.lpVerb = Marshal.StringToHGlobalAnsi(cmd);
            invoke.lpDirectory = Marshal.StringToHGlobalAnsi(parentDir);
            invoke.lpVerbW = Marshal.StringToHGlobalUni(cmd);
            invoke.lpDirectoryW = Marshal.StringToHGlobalUni(parentDir);
            invoke.fMask = NativeMethods.CMIC_MASK_UNICODE |
                           ((ModifierKeys & Keys.Control) != 0 ? NativeMethods.CMIC_MASK_CONTROL_DOWN : 0) |
                           ((ModifierKeys & Keys.Shift) != 0 ? NativeMethods.CMIC_MASK_SHIFT_DOWN : 0);
            invoke.nShow = NativeMethods.SW_SHOWNORMAL;

            iContextMenu.InvokeCommand(ref invoke);
        }