G4UIWin32.cc

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//
// ********************************************************************
// * License and Disclaimer                                           *
// *                                                                  *
// * The  Geant4 software  is  copyright of the Copyright Holders  of *
// * the Geant4 Collaboration.  It is provided  under  the terms  and *
// * conditions of the Geant4 Software License,  included in the file *
// * LICENSE and available at  http://cern.ch/geant4/license .  These *
// * include a list of copyright holders.                             *
// *                                                                  *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work  make  any representation or  warranty, express or implied, *
// * regarding  this  software system or assume any liability for its *
// * use.  Please see the license in the file  LICENSE  and URL above *
// * for the full disclaimer and the limitation of liability.         *
// *                                                                  *
// * This  code  implementation is the result of  the  scientific and *
// * technical work of the GEANT4 collaboration.                      *
// * By using,  copying,  modifying or  distributing the software (or *
// * any work based  on the software)  you  agree  to acknowledge its *
// * use  in  resulting  scientific  publications,  and indicate your *
// * acceptance of all terms of the Geant4 Software license.          *
// ********************************************************************
//
// Original author: G.Barrand, 1998
// Rewrite: O.Pena-Rodriguez, March 2021
// --------------------------------------------------------------------
 
#include "G4UIWin32.hh"
 
#include <cstring>
#include <utility>
 
#include <windows.h>
#include <commctrl.h>
#include <wingdi.h>
 
#include "G4UImanager.hh"
#include "G4UIcommand.hh"
#include "G4StateManager.hh"
#include "G4UIcommandTree.hh"
#include "G4MTcoutDestination.hh"
#include "G4Win32.hh"
 
 
/***************************************************************************/
static char mainClassName[] = "G4UIWin32";
static G4bool exitSession = true;
static G4bool exitPause = true;
static G4bool exitHelp = true;
static G4UIsession* tmpSession = nullptr;
 
// Original wndproc for the Combo Editor
static WNDPROC origComboEditorWindowProc;
 
static G4bool ConvertStringToInt(const char*, G4int&);
 
static G4int actionIdentifier = 0;
 
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4UIWin32::G4UIWin32()
        : fHWndMainWindow(nullptr), fHWndEditor(nullptr),
          fHWndToolBar(nullptr), fHWndComboBox(nullptr),
          fHWndComboEditor(nullptr), fHWndHelpTree(nullptr),
          fHWndStatus(nullptr), menuBar(nullptr),
          fHelp(false), fHelpChoice(0), fHistoryPos(-1) {
 
    G4UImanager* UI = G4UImanager::GetUIpointer();
    if (UI != nullptr) {
        UI->SetSession(this);
        UI->SetG4UIWindow(this);
    }
 
    // Ensure that the common control DLL is loaded
    INITCOMMONCONTROLSEX commCtrls;
    commCtrls.dwSize = sizeof(INITCOMMONCONTROLSEX);
    commCtrls.dwICC = ICC_BAR_CLASSES | ICC_LISTVIEW_CLASSES;
    // this loads list-view and toolbar classes.
    InitCommonControlsEx(&commCtrls);
 
    interactorManager = G4Win32::getInstance();
 
    static G4bool Done = false;
    if (!Done) {
        WNDCLASS wc;
        wc.style = 0;
        wc.lpfnWndProc = (WNDPROC) G4UIWin32::MainWindowProc;
        wc.cbClsExtra = 0;
        wc.cbWndExtra = 0;
        wc.hInstance = ::GetModuleHandle(nullptr);
        wc.hIcon = LoadIcon(nullptr, IDI_APPLICATION);
        wc.hCursor = LoadCursor(nullptr, IDC_ARROW);
        wc.hbrBackground = (HBRUSH) (COLOR_WINDOW + 1);
        wc.lpszMenuName = mainClassName;
        wc.lpszClassName = mainClassName;
 
        if (!RegisterClass(&wc)) {
            MessageBox(nullptr, "G4UIWin32: Win32 window registration failed!", "Error!", MB_ICONEXCLAMATION | MB_OK);
            G4cout << "G4UIWin32: Win32 window registration failed!" << G4endl;
            return;
        }
 
        Done = true;
    }
 
    menuBar = CreateMenu();
 
    // Add some initial options to the menu
    HMENU hMenu = CreatePopupMenu();
    AppendMenu(menuBar, MF_POPUP, (UINT_PTR) hMenu, "&Geant4");
    AddInteractor("Geant4", (G4Interactor) hMenu);
 
    AppendMenu(hMenu, MF_STRING, ID_OPEN_MACRO, "&Open macro...");
    AppendMenu(hMenu, MF_STRING, ID_SAVE_VIEWER_STATE, "&Save viewer state...");
    AppendMenu(hMenu, MF_SEPARATOR, -1, "");
    AppendMenu(hMenu, MF_STRING, ID_RUN_BEAMON, "&Beam On");
    AppendMenu(hMenu, MF_SEPARATOR, -1, "");
    AppendMenu(hMenu, MF_STRING, ID_EXIT_APP, "E&xit");
 
    hMenu = CreatePopupMenu();
    AppendMenu(menuBar, MF_POPUP, (UINT_PTR) hMenu, "&View");
    AddInteractor("View", (G4Interactor) hMenu);
 
    AppendMenu(hMenu, MF_STRING, ID_VIEW_SOLID, "S&olid");
    AppendMenu(hMenu, MF_STRING, ID_VIEW_WIREFRAME, "&Wireframe");
    AppendMenu(hMenu, MF_SEPARATOR, -1, "");
    AppendMenu(hMenu, MF_STRING, ID_PROJ_ORTHOGRAPHIC, "&Orthographic");
    AppendMenu(hMenu, MF_STRING, ID_PROJ_PERSPECTIVE, "P&erspective");
    AppendMenu(hMenu, MF_SEPARATOR, -1, "");
    AppendMenu(hMenu, MF_STRING, ID_ORIENTATION_XY, "&X-Y Plane");
    AppendMenu(hMenu, MF_STRING, ID_ORIENTATION_XZ, "X-&Z Plane");
    AppendMenu(hMenu, MF_STRING, ID_ORIENTATION_YZ, "&Y-Z Plane");
    AppendMenu(hMenu, MF_STRING, ID_ORIENTATION_OBLIQUE, "&Oblique");
 
    hMenu = CreatePopupMenu();
    AppendMenu(menuBar, MF_POPUP, (UINT_PTR) hMenu, "&Zoom");
    AddInteractor("Zoom", (G4Interactor) hMenu);
 
    AppendMenu(hMenu, MF_STRING, ID_ZOOM_IN, "Zoom &In");
    AppendMenu(hMenu, MF_STRING, ID_ZOOM_OUT, "Zoom &Out");
 
    tmpSession = this;
    fHWndMainWindow = ::CreateWindowEx(WS_EX_CLIENTEDGE, mainClassName, "Geant4",
                                       WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN,
                                       CW_USEDEFAULT, CW_USEDEFAULT,
                                       CW_USEDEFAULT, CW_USEDEFAULT,
                                       nullptr, menuBar,
                                       ::GetModuleHandle(nullptr), nullptr);
 
    if (fHWndMainWindow == nullptr) {
        MessageBox(nullptr, "Window Creation Failed!", "Error!", MB_ICONEXCLAMATION | MB_OK);
        return;
    }
    tmpSession = nullptr;
    ::SetWindowLongPtr(fHWndMainWindow, GWLP_USERDATA, (LONG_PTR) this);
 
    ::SetForegroundWindow(fHWndMainWindow);
    ::ShowWindow(fHWndMainWindow, SW_SHOWDEFAULT);
    ::UpdateWindow(fHWndMainWindow);
 
    if (UI != nullptr) UI->SetCoutDestination(this);
 
// TODO: Manage multithreaded output
//#ifdef G4MULTITHREADED
    // explicitly request that cout/cerr messages from threads are ALSO propagated to the master.
    //masterG4coutDestination = this;
//#endif
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4UIWin32::~G4UIWin32() {
    G4UImanager* UI = G4UImanager::GetUIpointer();
    if (UI != nullptr) {
        UI->SetSession(nullptr);
        UI->SetG4UIWindow(nullptr);
        UI->SetCoutDestination(nullptr);
    }
 
// TODO: Manage multithreaded output
//#ifdef G4MULTITHREADED
    //masterG4coutDestination = 0; // set to cout when UI is deleted
//#endif
 
    if (fHWndStatus != nullptr) ::SetWindowLongPtr(fHWndStatus, GWLP_USERDATA, LONG(NULL));
    if (fHWndHelpTree != nullptr) ::SetWindowLongPtr(fHWndHelpTree, GWLP_USERDATA, LONG(NULL));
    if (fHWndComboBox != nullptr) ::SetWindowLongPtr(fHWndComboBox, GWLP_USERDATA, LONG(NULL));
    if (fHWndToolBar != nullptr) ::SetWindowLongPtr(fHWndToolBar, GWLP_USERDATA, LONG(NULL));
    if (fHWndEditor != nullptr) ::SetWindowLongPtr(fHWndEditor, GWLP_USERDATA, LONG(NULL));
    if (fHWndMainWindow != nullptr) {
        ::SetWindowLongPtr(fHWndMainWindow, GWLP_USERDATA, LONG(NULL));
        ::DestroyWindow(fHWndMainWindow);
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4UIsession* G4UIWin32::SessionStart() {
    if (interactorManager != nullptr) {
        Prompt("session");
        exitSession = false;
 
        // TODO: Ensure that the list of commands is updated
        // Load commands into Help Tree View
        InitHelpTreeItems();
 
        interactorManager->DisableSecondaryLoop();
        void* event;
        while ((event = interactorManager->GetEvent()) != nullptr) {
            interactorManager->DispatchEvent(event);
            if (exitSession) break;
        }
        interactorManager->EnableSecondaryLoop();
        return this;
    } else return this;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::Prompt(const G4String& a_prompt) {}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::SessionTerminate() {}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::PauseSessionStart(const G4String& a_state) {
    if (a_state == "G4_pause> ") {
        SecondaryLoop("Pause, type continue to exit this state");
    }
 
    if (a_state == "EndOfEvent") {
        // Picking with feed back in event data Done here !!!
        SecondaryLoop("End of event, type continue to exit this state");
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::SecondaryLoop(const G4String& a_prompt) {
    if (interactorManager != nullptr) {
        Prompt(a_prompt);
        exitPause = false;
        void* event;
        while ((event = interactorManager->GetEvent()) != nullptr) {
            interactorManager->DispatchEvent(event);
            if (exitPause) break;
        }
        Prompt("session");
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4int G4UIWin32::ReceiveG4cout(const G4String& a_string) {
    // Geant4 uses UNIX's style for new lines (\n)
    // we must convert them to Windows' style (\r\n)
    G4String str = ConvertNewLines(a_string);
 
    AddText((LPSTR) str.data());
 
    return 0;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4int G4UIWin32::ReceiveG4cerr(const G4String& a_string) {
    // Geant4 uses UNIX's style for new lines (\n)
    // we must convert them to Windows' style (\r\n)
    G4String str = ConvertNewLines(a_string);
 
    AddText((LPSTR) str.data());
 
    return 0;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4bool G4UIWin32::GetHelpChoice(G4int& aInt) {
    fHelp = true;
 
    if (interactorManager != nullptr) {
        Prompt("Help");
        exitHelp = false;
        void* event;
        while ((event = interactorManager->GetEvent()) != nullptr) {
            interactorManager->DispatchEvent(event);
            if (exitHelp) break;
        }
        Prompt("session");
        //
        if (!fHelp) return false;
        aInt = fHelpChoice;
        fHelp = false;
        return true;
    } else return false;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::ExitHelp() const {}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::AddMenu(const char* a_name, const char* a_label) {
    if (a_name != nullptr) {
        HMENU hMenu = CreatePopupMenu();
        AppendMenu(menuBar, MF_POPUP, (UINT_PTR) hMenu, a_label);
        AddInteractor(a_name, (G4Interactor) hMenu);
        DrawMenuBar(fHWndMainWindow);
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::AddButton(const char* a_menu,
                          const char* a_label,
                          const char* a_command) {
 
    if ((a_menu != nullptr) && (a_label != nullptr) && (a_command != nullptr)) {
        HMENU hMenu = (HMENU) GetInteractor(a_menu);
        actionIdentifier++;
        commands[actionIdentifier] = a_command;
        AppendMenu(hMenu, MF_STRING, actionIdentifier, a_label);
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4String G4UIWin32::GetCommand(G4int a_id) {
    return commands[a_id];
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
LRESULT CALLBACK G4UIWin32::MainWindowProc(HWND aWindow, UINT aMessage,
                                           WPARAM wParam, LPARAM lParam) {
    switch (aMessage) {
        case WM_CREATE: {
            auto* This = (G4UIWin32*) tmpSession;
            if (This != nullptr) {
                if (!This->CreateComponents(aWindow)) {
                    MessageBox(aWindow, "Could not create components.", "Error", MB_OK | MB_ICONERROR);
                    return false;
                }
            }
        } return 0;
 
        case WM_SIZE: {
            auto* This = (G4UIWin32*) ::GetWindowLongPtr(aWindow, GWLP_USERDATA);
            if (This != nullptr) {
                if (!This->ResizeComponents(aWindow)) {
                    MessageBox(aWindow, "Could not resize components.", "Error", MB_OK | MB_ICONERROR);
                    return false;
                }
            }
        } return 0;
 
        case WM_CLOSE:
            DestroyWindow(aWindow);
            return 0;
 
        case WM_DESTROY:
            PostQuitMessage(0);
            return 0;
 
        case WM_SETFOCUS: {
            auto* This = (G4UIWin32*) ::GetWindowLongPtr(aWindow, GWLP_USERDATA);
            if (This != nullptr)
                SetFocus(This->fHWndComboBox);
        } return 0;
 
        case WM_NOTIFY: {
            auto* This = (G4UIWin32*) ::GetWindowLongPtr(aWindow, GWLP_USERDATA);
            if (This != nullptr) {
                switch (((LPNMHDR) lParam)->code) {
                    // Tooltip for Toolbar
                    case TTN_NEEDTEXT: {
                        auto lpttt = (LPTOOLTIPTEXT) lParam;
                        lpttt->hinst = nullptr;
                        UINT idButton = lpttt->hdr.idFrom;
                        lpttt->lpszText = (LPSTR) This->GetToolTips(idButton).c_str();
                    } break;
 
                    // Tooltip for TreeView
                    case TVN_GETINFOTIP: {
                        auto pTip = (LPNMTVGETINFOTIP) lParam;
                        pTip->pszText = (LPSTR) This->GetHelpTreeToolTips(pTip->hItem).c_str();
                    } break;
 
                    // Double click for TreeView
                    case NM_DBLCLK: {
                        auto lpnmh = (LPNMHDR) lParam;
                        auto item = TreeView_GetSelection(lpnmh->hwndFrom);
                        This->HelpTreeDoubleClick(item);
                    } break;
                }
            }
        } return 0;
 
        case WM_COMMAND: {
            auto* This = (G4UIWin32*) ::GetWindowLongPtr(aWindow, GWLP_USERDATA);
            if (This != nullptr)
                if (!This->ProcessDefaultCommands(LOWORD(wParam)))
                    // If the command was not processed, do it now
                    switch (LOWORD(wParam)) {
                        case IDC_MAIN_EDIT: {
                            // We have to release some space when the buffer is full
                            if (HIWORD(wParam) == EN_ERRSPACE || HIWORD(wParam) == EN_MAXTEXT) {
                                G4int bufferSize = SendMessage(This->fHWndEditor, EM_GETLIMITTEXT,
                                                               (WPARAM) 0, (LPARAM) 0);
 
                                // Select the first third of the text
                                SendMessage(This->fHWndEditor, EM_SETSEL, (WPARAM) 0, (LPARAM) bufferSize/3);
                                // Delete it
                                SendMessage(This->fHWndEditor, EM_REPLACESEL, (WPARAM) 0, (LPARAM) "");
                                // Scroll to the bottom
                                SendMessage(This->fHWndEditor, WM_VSCROLL, SB_BOTTOM, NULL);
                            }
                        }
                            break;
                        default:
                            if (!This->fHelp) {
                                G4String command = This->GetCommand(wParam);
                                This->ApplyShellCommand(command, exitSession, exitPause);
                            }
                    }
        } return 0;
        default:
            //  For all the other cases, call the default window procedure.
            return DefWindowProc(aWindow, aMessage, wParam, lParam);
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
LRESULT CALLBACK G4UIWin32::ComboEditorWindowProc(HWND aWindow, UINT aMessage, WPARAM wParam, LPARAM lParam) {
 
    // We need to go two steps up: Editor -> ComboBox -> Window
    HWND parent = GetParent(GetParent(aWindow));
    auto* This = (G4UIWin32*) ::GetWindowLongPtr(parent, GWLP_USERDATA);
 
    switch (aMessage) {
        case WM_KEYDOWN:
            switch (wParam) {
                case VK_TAB: {
                    if (This != nullptr) {
                        if (This->fHelp) break;
 
                        This->ProcessTabKey();
                    }
                } return 0; //Do not jump into origComboEditorWindowProc.
 
                case VK_ESCAPE: {
                    if (This != nullptr)
                        This->ProcessEscKey();
                } return 0; //Do not jump into origComboEditorWindowProc.
 
                case VK_RETURN: {
                    if (This != nullptr)
                        This->ProcessEnterKey();
                } return 0; //Do not jump into origComboEditorWindowProc.
 
                case VK_UP: {
                    if (This != nullptr)
                        This->ProcessUpKey();
                } return 0; //Do not jump into origComboEditorWindowProc.
 
                case VK_DOWN: {
                    if (This != nullptr)
                        This->ProcessDownKey();
                } return 0; //Do not jump into origComboEditorWindowProc.
            }
            break;
 
        case WM_KEYUP:
        case WM_CHAR:
            switch (wParam) {
                case VK_TAB:
                case VK_ESCAPE:
                case VK_RETURN:
                case VK_UP:
                case VK_DOWN:
                    return 0; //Do not jump into origComboEditorWindowProc.
            }
    }
 
    //  Call the original window procedure for default processing.
    return CallWindowProc(origComboEditorWindowProc, aWindow, aMessage, wParam, lParam);
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4bool G4UIWin32::CreateComponents(HWND aWindow) {
    HFONT hfDefault;
    TBBUTTON tbb[NUM_BUTTONS];
    TBADDBITMAP tbab;
    RECT rcClient;  // dimensions of client area
 
    G4int statwidths[] = {100, -1};
 
    // Create Edit Control
    fHWndEditor = CreateWindowEx(WS_EX_CLIENTEDGE, "EDIT", "",
                                 WS_CHILD | WS_VISIBLE | WS_VSCROLL |
                                 WS_HSCROLL | ES_MULTILINE |
                                 ES_AUTOVSCROLL | ES_AUTOHSCROLL | ES_READONLY,
                                 0, 0, 100, 100, aWindow, (HMENU) IDC_MAIN_EDIT,
                                 GetModuleHandle(nullptr), nullptr);
    if (fHWndEditor == nullptr)
        MessageBox(aWindow, "Could not create edit box.", "Error", MB_OK | MB_ICONERROR);
 
    // Set editor font
    //hfDefault = (HFONT) GetStockObject(DEFAULT_GUI_FONT);
    hfDefault = CreateFont(-10, -8, 0, 0, 0, false, 0, 0, OEM_CHARSET,
                           OUT_RASTER_PRECIS, CLIP_DEFAULT_PRECIS,
                           DEFAULT_QUALITY, FIXED_PITCH, "System");
    SendMessage(fHWndEditor, WM_SETFONT, (WPARAM) hfDefault, MAKELPARAM(false, 0));
 
    // Set editor's buffer size (the default value is too small)
    SendMessage(fHWndEditor, EM_SETLIMITTEXT, (WPARAM) 500000, (LPARAM) 0);
 
    // Create Toolbar
    fHWndToolBar = CreateWindowEx(0, TOOLBARCLASSNAME, nullptr,
                                  WS_CHILD | WS_VISIBLE | TBSTYLE_FLAT |
                                  TBSTYLE_TOOLTIPS, 0, 0, 0, 0,
                                  aWindow, (HMENU) IDC_MAIN_TOOL,
                                  GetModuleHandle(nullptr), nullptr);
    if (fHWndToolBar == nullptr)
        MessageBox(aWindow, "Could not create tool bar.", "Error", MB_OK | MB_ICONERROR);
 
    // Required for backward compatibility.
    SendMessage(fHWndToolBar, TB_BUTTONSTRUCTSIZE, (WPARAM) sizeof(TBBUTTON), (LPARAM) 0);
 
    // Load standard images
    tbab.hInst = HINST_COMMCTRL;
    tbab.nID = IDB_STD_SMALL_COLOR;
    SendMessage(fHWndToolBar, TB_ADDBITMAP, (WPARAM) 0, (LPARAM) &tbab);
 
    // Load history images
    tbab.hInst = HINST_COMMCTRL;
    tbab.nID = IDB_HIST_SMALL_COLOR;
    SendMessage(fHWndToolBar, TB_ADDBITMAP, (WPARAM) 0, (LPARAM) &tbab);
 
    G4int btnBMP[NUM_BUTTONS] = {STD_FILEOPEN, STD_FILESAVE, -1,
                               STD_FIND, STD_FIND, -1,
                               15 + HIST_FORWARD, -1,
                               STD_HELP, -1,
                               STD_FILENEW, STD_FILESAVE};
    G4int btnSTL[NUM_BUTTONS] = {TBSTYLE_BUTTON, TBSTYLE_BUTTON, TBSTYLE_SEP,
                               TBSTYLE_BUTTON, TBSTYLE_BUTTON, TBSTYLE_SEP,
                               TBSTYLE_BUTTON, TBSTYLE_SEP,
                               TBSTYLE_BUTTON, TBSTYLE_SEP,
                               TBSTYLE_BUTTON, TBSTYLE_BUTTON};
    G4int btnCMD[NUM_BUTTONS] = {ID_OPEN_MACRO, ID_SAVE_VIEWER_STATE, -1,
                               ID_ZOOM_IN, ID_ZOOM_OUT, -1,
                               ID_RUN_BEAMON, -1,
                               ID_HELP_ABOUT, -1,
                               ID_LOG_CLEAN, ID_LOG_SAVE};
    ZeroMemory(tbb, sizeof(tbb));
    for (G4int i = 0; i < NUM_BUTTONS; i++) {
        tbb[i].iBitmap = btnBMP[i];
        tbb[i].fsState = TBSTATE_ENABLED;
        tbb[i].fsStyle = btnSTL[i];
        tbb[i].idCommand = btnCMD[i];
    }
 
    SendMessage(fHWndToolBar, TB_ADDBUTTONS, sizeof(tbb)/sizeof(TBBUTTON), (LPARAM) &tbb);
 
    // Create the Combobox
    fHWndComboBox = CreateWindowEx(0, WC_COMBOBOX, TEXT(""),
                                   CBS_DROPDOWN | CBS_HASSTRINGS | WS_CHILD |
                                   WS_OVERLAPPED | WS_VISIBLE,
                                   150, 0, 200, 200, aWindow, (HMENU) IDC_MAIN_COMBO,
                                   GetModuleHandle(nullptr), nullptr);
 
    // Display an initial item in the selection field
    SendMessage(fHWndComboBox, CB_SETCURSEL, (WPARAM) 2, (LPARAM) 0);
 
    //Get aWindow of edit control in combobox created earlier.
    fHWndComboEditor = FindWindowEx(fHWndComboBox, nullptr, WC_EDIT, nullptr);
 
    //  Change the window procedure for the edit windows to the subclass procedure.
    origComboEditorWindowProc = (WNDPROC) SetWindowLongPtr(fHWndComboEditor, GWLP_WNDPROC,
                                                           (LONG_PTR) ComboEditorWindowProc);
 
    // Create TreeView
 
    // Get the dimensions of the parent window's client area, and create
    // the tree-view control.
    GetClientRect(aWindow, &rcClient);
    fHWndHelpTree = CreateWindowEx(0, WC_TREEVIEW,
                                   TEXT("Tree View"),
                                   WS_VISIBLE | WS_CHILD | WS_BORDER | TVS_INFOTIP |
                                   TVS_HASBUTTONS | TVS_HASLINES | TVS_LINESATROOT,
                                   0, 0,
                                   rcClient.right, rcClient.bottom,
                                   aWindow, (HMENU) IDC_MAIN_TREE_VIEW,
                                   GetModuleHandle(nullptr), nullptr);
 
    // Initialize the Help Tree View.
/*    if (!InitHelpTreeItems()) {
        DestroyWindow(fHWndHelpTree);
        return false;
    }*/
 
    // Create Status bar
    fHWndStatus = CreateWindowEx(0, STATUSCLASSNAME, nullptr,
                                 WS_CHILD | WS_VISIBLE | SBARS_SIZEGRIP,
                                 100, 100, 200, 200,
                                 aWindow, (HMENU) IDC_MAIN_STATUS,
                                 GetModuleHandle(nullptr), nullptr);
 
    SendMessage(fHWndStatus, SB_SETPARTS, sizeof(statwidths)/sizeof(int), (LPARAM) statwidths);
    //SendMessage(fHWndStatus, SB_SETTEXT, 0, (LPARAM) "Hi there :)");
 
    return true;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4bool G4UIWin32::ResizeComponents(HWND aWindow) {
    RECT rcTool;
    G4int iToolHeight, iToolWidth;
 
    RECT rcStatus;
    G4int iStatusHeight;
 
    RECT rcComboBox;
    G4int iComboBoxHeight;
 
    G4int iTreeViewHeight, iTreeViewWidth;
    G4int iEditHeight, iEditWidth;
 
    RECT rcClient;
 
    // Size toolbar and get height and width
    SendMessage(fHWndToolBar, TB_AUTOSIZE, 0, 0);
 
    GetWindowRect(fHWndToolBar, &rcTool);
    iToolHeight = rcTool.bottom - rcTool.top;
    iToolWidth = rcTool.right - rcTool.left;
 
    // Size status bar and get height
    SendMessage(fHWndStatus, WM_SIZE, 0, 0);
 
    GetWindowRect(fHWndStatus, &rcStatus);
    iStatusHeight = rcStatus.bottom - rcStatus.top;
 
    // Size status the Combo Box and get height
    SendMessage(fHWndComboBox, WM_SIZE, 0, 0);
 
    GetWindowRect(fHWndComboBox, &rcComboBox);
    iComboBoxHeight = rcComboBox.bottom - rcComboBox.top;
 
    // Calculate remaining height and size edit
    GetClientRect(aWindow, &rcClient);
 
    iTreeViewHeight = rcClient.bottom - iToolHeight - iStatusHeight;
    iTreeViewWidth = iToolWidth/4;
 
    iEditHeight = rcClient.bottom - iToolHeight - iComboBoxHeight - iStatusHeight;
    iEditWidth = iToolWidth - iTreeViewWidth;
 
    // TreeView location and size
    SetWindowPos(fHWndHelpTree, nullptr, 0, iToolHeight,
                 iTreeViewWidth, iTreeViewHeight, SWP_NOZORDER);
 
    // Editor location and size
    SetWindowPos(fHWndEditor, nullptr, iTreeViewWidth, iToolHeight,
                 iEditWidth, iEditHeight, SWP_NOZORDER);
 
    // ComboBox location and size
    SetWindowPos(fHWndComboBox, nullptr, iTreeViewWidth, iToolHeight + iEditHeight,
                 iEditWidth, 200, 0);
 
    return true;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::ProcessTabKey() {
    char buffer[256];
 
    // Only process the command it the user has written something
    if (SendMessage(fHWndComboBox, WM_GETTEXT, (WPARAM) sizeof(buffer), (LPARAM) buffer) != 0) {
        G4String command(buffer);
 
        SetFocus(fHWndComboBox);
 
        G4String cmd = Complete(command);
        const char* d = cmd.data();
        G4int l = strlen(d);
        Edit_SetText(fHWndComboEditor, d);
        Edit_SetSel(fHWndComboEditor, l, l);
    } else {
        if (GetFocus() == fHWndComboEditor)
            SetFocus(fHWndHelpTree);
        else
            SetFocus(fHWndComboBox);
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::ProcessEscKey() {
    // Clear the current selection.
    SendMessage(fHWndComboBox, CB_SETCURSEL, (WPARAM) (-1), (LPARAM) 0);
    // Set the focus to the Combo Box.
    SetFocus(fHWndComboBox);
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::ProcessEnterKey() {
    char buffer[256];
    DWORD dwIndex, numItems;
 
    // Only process the command it the user has written something
    if (SendMessage(fHWndComboBox, WM_GETTEXT, (WPARAM) sizeof(buffer), (LPARAM) buffer) != 0) {
        SetFocus(fHWndComboBox);
 
        // Read command
        G4String command(buffer);
 
        // Now clear the current selection.
        SendMessage(fHWndComboBox, CB_SETCURSEL, (WPARAM) -1, (LPARAM) 0);
 
        if (fHelp) {
            exitHelp = true;
            fHelp = ConvertStringToInt(command.data(), fHelpChoice);
        } else {
            fHistory.push_back(command);
            fHistoryPos = -1;
            ApplyShellCommand(command, exitSession, exitPause);
 
            // Now update the history in the ComboBox
 
            // Check if this command exists in the ComboBox
            dwIndex = SendMessage(fHWndComboBox, CB_FINDSTRINGEXACT, (WPARAM) (-1), (LPARAM) buffer);
 
            //  Add the string, if necessary
            if (dwIndex == CB_ERR)
                dwIndex = SendMessage(fHWndComboBox, CB_INSERTSTRING, (WPARAM) 0, (LPARAM) buffer);
            // If the string exists, move it to the first position
            if (dwIndex != CB_ERR) {
                SendMessage(fHWndComboBox, CB_DELETESTRING, (WPARAM) dwIndex, (LPARAM) 0);
                dwIndex = SendMessage(fHWndComboBox, CB_INSERTSTRING, (WPARAM) 0, (LPARAM) buffer);
            }
 
            numItems = SendMessage(fHWndComboBox, CB_GETCOUNT, (WPARAM) 0, (LPARAM) 0);
            while (numItems > MAX_HISTORY_ITEMS) {
                SendMessage(fHWndComboBox, CB_DELETESTRING, (WPARAM) (numItems - 1), (LPARAM) 0);
                numItems = SendMessage(fHWndComboBox, CB_GETCOUNT, (WPARAM) 0, (LPARAM) 0);
            }
        }
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::ProcessUpKey() {
    G4int pos = fHistoryPos == -1 ?
               fHistory.size() - 1: fHistoryPos - 1;
    if ((pos >= 0) && (pos < (G4int) fHistory.size())) {
        G4String command = fHistory[pos];
        const char* d = command.data();
        G4int l = strlen(d);
        Edit_SetText(fHWndComboEditor, d);
        Edit_SetSel(fHWndComboEditor, l, l);
 
        fHistoryPos = pos;
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::ProcessDownKey() {
    G4int pos = fHistoryPos + 1;
    if ((pos >= 0) && (pos < (G4int) fHistory.size())) {
        G4String command = fHistory[pos];
        const char* d = command.data();
        G4int l = strlen(d);
        Edit_SetText(fHWndComboEditor, d);
        Edit_SetSel(fHWndComboEditor, l, l);
 
        fHistoryPos = pos;
    } else if (pos >= (G4int) fHistory.size()) {
        Edit_SetText(fHWndComboEditor, "");
        Edit_SetSel(fHWndComboEditor, 0, 0);
 
        fHistoryPos = -1;
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4bool G4UIWin32::ProcessDefaultCommands(G4int idCommand) {
    switch (idCommand) {
        case ID_EXIT_APP:
            PostMessage(fHWndMainWindow, WM_CLOSE, 0, 0);
            return true;
        case ID_OPEN_MACRO:
            DoOpenMacro(fHWndMainWindow);
            return true;
        case ID_SAVE_VIEWER_STATE:
            DoSaveViewer(fHWndMainWindow);
            return true;
        case ID_RUN_BEAMON:
            if(!fHelp) {
                G4String command = "/run/beamOn 1";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_RUN_CMD:
            return true;
        case ID_VIEW_SOLID:
            if(!fHelp) {
                G4String command = "/vis/viewer/set/style s";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_VIEW_WIREFRAME:
            if(!fHelp) {
                G4String command = "/vis/viewer/set/style w";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_PROJ_ORTHOGRAPHIC:
            if(!fHelp) {
                G4String command = "/vis/viewer/set/projection o";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_PROJ_PERSPECTIVE:
            if(!fHelp) {
                G4String command = "/vis/viewer/set/projection p";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_ZOOM_IN:
            if(!fHelp) {
                G4String command = "/vis/viewer/zoom 1.2";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_ZOOM_OUT:
            if(!fHelp) {
                G4String command = "/vis/viewer/zoom 0.8";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_ORIENTATION_XY:
            if(!fHelp) {
                G4String command = "/vis/viewer/set/viewpointThetaPhi 0. 0.";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_ORIENTATION_XZ:
            if(!fHelp) {
                G4String command = "/vis/viewer/set/viewpointThetaPhi 90. 0.";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_ORIENTATION_YZ:
            if(!fHelp) {
                G4String command = "/vis/viewer/set/viewpointThetaPhi 0. 90.";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_ORIENTATION_OBLIQUE:
            if(!fHelp) {
                G4String command = "/vis/viewer/set/viewpointThetaPhi 45. -45.";
                ApplyShellCommand(command,exitSession,exitPause);
            } return true;
        case ID_HELP_ABOUT:
            return true;
        case ID_LOG_CLEAN:
            SetDlgItemText(fHWndMainWindow, IDC_MAIN_EDIT, "");
            return true;
        case ID_LOG_SAVE:
            DoSaveLog(fHWndMainWindow);
            return true;
        default:
            return false;
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4String G4UIWin32::GetToolTips(G4int idButton) {
    switch (idButton) {
        case ID_OPEN_MACRO:
            return "Open and execute macro file";
 
        case ID_SAVE_VIEWER_STATE:
            return "Save viewer state";
 
        case ID_ZOOM_IN:
            return "Zoom in";
 
        case ID_ZOOM_OUT:
            return "Zoom out";
 
        case ID_RUN_BEAMON:
            return "Beam on (one particle)";
 
        case ID_HELP_ABOUT:
            return "About G4UIWin32";
 
        case ID_LOG_CLEAN:
            return "Clean log";
 
        case ID_LOG_SAVE:
            return "Save log";
 
        default:
            return "";
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4String G4UIWin32::GetHelpTreeToolTips(HTREEITEM item) {
    // Tooltips for the help tree
    G4UImanager* UI = G4UImanager::GetUIpointer();
    if (UI == nullptr) return "";
    G4UIcommandTree* treeTop = UI->GetTree();
 
    G4String itemText = GetItemPath(item);
 
    // Check if it is a command path
    if (TreeView_GetChild(fHWndHelpTree, item) != nullptr)
        itemText += "/";
 
    G4UIcommand* command = treeTop->FindPath(itemText.c_str());
 
    if (command) {
        // This is a command, return the first line of help
        return command->GetGuidanceLine(0).data();
    } else {
        // This is not a command, but a sub directory, return the title
        G4UIcommandTree* path = treeTop->FindCommandTree(itemText.c_str());
        if (path) return path->GetTitle().data();
    }
 
    return "";
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4String G4UIWin32::ConvertNewLines(G4String a_string) {
 
    // Geant4 uses UNIX's style for new lines (\n)
    // we must convert them to Windows' style (\r\n)
    G4String str = std::move(a_string);
    size_t index = str.find("\n", 0);
    while (index < str.length()) {
        str.replace(index, 2, "\r\n");
        // Advance index forward so the next iteration doesn't pick it up as well.
        index = str.find("\n", index + 2);
    }
    return str;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::HelpTreeDoubleClick(HTREEITEM item) {
    const char* item_path = GetItemPath(item);
    G4int l = strlen(item_path);
    Edit_SetText(fHWndComboEditor, item_path);
    Edit_SetSel(fHWndComboEditor, l, l);
 
    SetFocus(fHWndComboEditor);
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4bool G4UIWin32::SaveLogFile(LPCTSTR fileName) {
    HANDLE hFile;
    G4bool bSuccess = false;
 
    hFile = CreateFile(fileName, GENERIC_WRITE, 0, nullptr,
                       CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, nullptr);
    if (hFile != INVALID_HANDLE_VALUE) {
        DWORD dwTextLength;
 
        dwTextLength = GetWindowTextLength(fHWndEditor);
        // No need to bother if there's no text.
        if (dwTextLength > 0) {
            LPSTR text;
            DWORD dwBufferSize = dwTextLength + 1;
 
            text = (LPSTR) GlobalAlloc(GPTR, dwBufferSize);
            if (text != nullptr) {
                if (GetWindowText(fHWndEditor, text, dwBufferSize)) {
                    DWORD dwWritten;
 
                    if (WriteFile(hFile, text, dwTextLength, &dwWritten, nullptr))
                        bSuccess = true;
                }
                GlobalFree(text);
            }
        }
        CloseHandle(hFile);
    }
    return bSuccess;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::AddText(LPSTR text) {
    if ((fHWndEditor != nullptr) && (text != nullptr) && (text[0] != '\0')) {
        // Get current text length
        G4int ndx = GetWindowTextLength(fHWndEditor);
 
        // Select the end of the text
        SendMessage(fHWndEditor, EM_SETSEL, (WPARAM) ndx, (LPARAM) ndx);
        //Add the new text
        SendMessage(fHWndEditor, EM_REPLACESEL, (WPARAM) 0, (LPARAM) text);
        // Scroll to the bottom
        SendMessage(fHWndEditor, WM_VSCROLL, SB_BOTTOM, NULL);
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::DoOpenMacro(HWND aWindow) {
    OPENFILENAME ofn;
    char szFileName[MAX_PATH] = "";
 
    ZeroMemory(&ofn, sizeof(ofn));
 
    ofn.lStructSize = sizeof(ofn);
    ofn.hwndOwner = aWindow;
    ofn.lpstrFilter = "Macro Files (*.mac)\0*.mac\0All Files (*.*)\0*.*\0";
    ofn.lpstrFile = szFileName;
    ofn.nMaxFile = MAX_PATH;
    ofn.Flags = OFN_EXPLORER | OFN_FILEMUSTEXIST | OFN_HIDEREADONLY;
    ofn.lpstrDefExt = "mac";
 
    if (GetOpenFileName(&ofn)) {
        G4String command = "/control/execute " + G4String(szFileName);
        ApplyShellCommand(command,exitSession,exitPause);
 
        SendDlgItemMessage(aWindow, IDC_MAIN_STATUS, SB_SETTEXT, 0, (LPARAM) "Opened macro...");
        SendDlgItemMessage(aWindow, IDC_MAIN_STATUS, SB_SETTEXT, 1, (LPARAM) szFileName);
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::DoSaveViewer(HWND aWindow) {
    OPENFILENAME ofn;
    char szFileName[MAX_PATH] = "";
 
    ZeroMemory(&ofn, sizeof(ofn));
 
    ofn.lStructSize = sizeof(ofn);
    ofn.hwndOwner = aWindow;
    ofn.lpstrFilter = "Macro Files (*.mac)\0*.mac\0All Files (*.*)\0*.*\0";
    ofn.lpstrFile = szFileName;
    ofn.nMaxFile = MAX_PATH;
    ofn.lpstrDefExt = "mac";
    ofn.Flags = OFN_EXPLORER | OFN_PATHMUSTEXIST | OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT;
 
    if (GetSaveFileName(&ofn)) {
        G4String command = "/vis/viewer/save " + G4String(szFileName);
        ApplyShellCommand(command,exitSession,exitPause);
 
        SendDlgItemMessage(aWindow, IDC_MAIN_STATUS, SB_SETTEXT, 0, (LPARAM) "State saved...");
        SendDlgItemMessage(aWindow, IDC_MAIN_STATUS, SB_SETTEXT, 1, (LPARAM) szFileName);
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::DoSaveLog(HWND aWindow) {
    OPENFILENAME ofn;
    char szFileName[MAX_PATH] = "";
 
    ZeroMemory(&ofn, sizeof(ofn));
 
    ofn.lStructSize = sizeof(ofn);
    ofn.hwndOwner = aWindow;
    ofn.lpstrFilter = "Log Files (*.txt)\0*.txt\0All Files (*.*)\0*.*\0";
    ofn.lpstrFile = szFileName;
    ofn.nMaxFile = MAX_PATH;
    ofn.lpstrDefExt = "txt";
    ofn.Flags = OFN_EXPLORER | OFN_PATHMUSTEXIST | OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT;
 
    if (GetSaveFileName(&ofn)) {
        if (SaveLogFile(szFileName)) {
            SendDlgItemMessage(aWindow, IDC_MAIN_STATUS, SB_SETTEXT, 0, (LPARAM) "Saved log file...");
            SendDlgItemMessage(aWindow, IDC_MAIN_STATUS, SB_SETTEXT, 1, (LPARAM) szFileName);
        }
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4bool G4UIWin32::InitHelpTreeItems() {
    HTREEITEM newItem;
 
    G4UImanager* UI = G4UImanager::GetUIpointer();
    if (UI == nullptr) return false;
    G4UIcommandTree* treeTop = UI->GetTree();
 
    G4int treeSize = treeTop->GetTreeEntry();
    G4String commandText;
    for (G4int a = 0; a < treeSize; a++) {
        // Creating new item
        commandText = treeTop->GetTree(a + 1)->GetPathName().data();
 
        // Add the item to the tree-view control.
        newItem = AddItemToHelpTree(const_cast<LPTSTR>(GetShortCommandPath(commandText).c_str()));
 
        if (newItem == nullptr)
            return false;
 
        // Look for children
        CreateHelpTree(newItem, treeTop->GetTree(a + 1));
    }
 
    return true;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
void G4UIWin32::CreateHelpTree(HTREEITEM aParent, G4UIcommandTree* aCommandTree) {
    if ((aParent != nullptr) && (aCommandTree != nullptr)) {
        // Creating new item
        HTREEITEM newItem;
 
        G4String commandText;
        // Get the Sub directories
        for (G4int a = 0; a < aCommandTree->GetTreeEntry(); a++) {
            commandText = aCommandTree->GetTree(a + 1)->GetPathName().data();
 
            // Add the item to the tree-view control.
            newItem = AddItemToHelpTree(const_cast<LPTSTR>(GetShortCommandPath(commandText).c_str()), aParent);
 
            // Look for children
            CreateHelpTree(newItem, aCommandTree->GetTree(a + 1));
        }
 
        // Get the Commands
        for (G4int a = 0; a < aCommandTree->GetCommandEntry(); a++) {
            commandText = aCommandTree->GetCommand(a + 1)->GetCommandPath().data();
 
            // Add the item to the tree-view control.
            AddItemToHelpTree(const_cast<LPTSTR>(GetShortCommandPath(commandText).c_str()), aParent);
        }
    }
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
HTREEITEM G4UIWin32::AddItemToHelpTree(LPTSTR lpszItem, HTREEITEM aParent) {
    TVITEM tvi;
    TVINSERTSTRUCT tvins;
    static auto hPrev = (HTREEITEM) TVI_FIRST;
 
    tvi.mask = TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
 
    // Set the text of the item.
    tvi.pszText = lpszItem;
    tvi.cchTextMax = sizeof(tvi.pszText)/sizeof(tvi.pszText[0]);
 
    // Save the heading level in the item's application-defined
    // data area.
    tvi.lParam = (LPARAM) aParent;
    tvins.item = tvi;
    tvins.hInsertAfter = hPrev;
    // Set the parent item.
    tvins.hParent = aParent;
 
    // Add the item to the tree-view control.
    hPrev = (HTREEITEM) SendMessage(fHWndHelpTree, TVM_INSERTITEM, (WPARAM) 0,
                                    (LPARAM) (LPTVINSERTSTRUCT) &tvins);
 
    if (hPrev == nullptr)
        return nullptr;
    else
        return hPrev;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4String G4UIWin32::GetShortCommandPath(G4String commandPath) {
    G4String str = std::move(commandPath);
 
    if (str.find_last_of("/") == (str.size() - 1))
        str = str.erase(str.size() - 1, 1);
 
    str = str.erase(0, str.find_last_of("/") + 1);
 
    return str;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
LPSTR G4UIWin32::GetItemPath(HTREEITEM item) {
    // Get the text for the item.
    TVITEM tvitem;
    tvitem.mask = TVIF_TEXT;
    tvitem.hItem = item;
    TCHAR infoTipBuf[1024];
    tvitem.pszText = infoTipBuf;
    tvitem.cchTextMax = sizeof(infoTipBuf)/sizeof(TCHAR);
 
    std::string str = "";
    while (item != nullptr) {
        TreeView_GetItem(fHWndHelpTree, &tvitem);
        str = "/" + std::string(tvitem.pszText) + str;
 
        item = TreeView_GetParent(fHWndHelpTree, item);
        tvitem.hItem = item;
    }
 
    auto* result = new TCHAR[str.size() + 1];
    result[str.size()] = 0;
    std::copy(str.begin(), str.end(), result);
 
    return result;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/
 
/****************************************************************************************************/
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
G4bool ConvertStringToInt(const char* aString, G4int& aInt) {
    aInt = 0;
    if (aString == nullptr) return false;
    char* s;
    G4long value = strtol(aString, &s, 10);
    if (s == aString) return false;
    aInt = value;
    return true;
}
/*!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!*/
/****************************************************************************************************/