source: Main/trunk/Server/gui.c@ 255

/* $Id: gui.c 255 2024-10-04 04:08:58Z nishi $ */

#include "../config.h"

#include "gui.h"
#include "tw_server.h"

#include <cm_log.h>

#include <stdio.h>
#include <windows.h>
#include <process.h>
#include <commctrl.h>

HINSTANCE hInst;
HBRUSH pbtewi_brush;
HWND logarea;
HWND button_start;
HWND button_stop;
HWND button_about;
HWND button_reset;
HWND button_exit;
HWND status;
HFONT monospace;
BOOL tewi_alive;
BOOL was_starting;
BOOL exiting;
BOOL idle;
extern FILE* logfile;
extern int running;

#define WINWIDTH(rc) (rc.right - rc.left)
#define WINHEIGHT(rc) (rc.bottom - rc.top)

int startup(int argc, char** argv);

void ShowBitmapSize(HWND hWnd, HDC hdc, const char* name, int x, int y, int w, int h) {
        HBITMAP hBitmap = LoadBitmap(hInst, name);
        BITMAP bmp;
        HDC hmdc;
        GetObject(hBitmap, sizeof(bmp), &bmp);
        hmdc = CreateCompatibleDC(hdc);
        SelectObject(hmdc, hBitmap);
        if(w == 0 && h == 0) {
                StretchBlt(hdc, x, y, bmp.bmWidth, bmp.bmHeight, hmdc, 0, 0, bmp.bmWidth, bmp.bmHeight, SRCCOPY);
        } else {
                StretchBlt(hdc, x, y, w, h, hmdc, 0, 0, bmp.bmWidth, bmp.bmHeight, SRCCOPY);
        }
        DeleteDC(hmdc);
        DeleteObject(hBitmap);
}

void ShowBitmap(HWND hWnd, HDC hdc, const char* name, int x, int y) { ShowBitmapSize(hWnd, hdc, name, x, y, 0, 0); }

int max = 0;
void AddLog(const char* str) {
        HDC hdc;
        PAINTSTRUCT ps;
        SIZE sz;

        SendMessage(logarea, LB_ADDSTRING, 0, (LPARAM)str);

        hdc = CreateCompatibleDC(NULL);
        SelectObject(hdc, monospace);
        GetTextExtentPoint32(hdc, str, strlen(str), &sz);
        DeleteDC(hdc);

        if(max < sz.cx) {
                max = sz.cx;
                SendMessage(logarea, LB_SETHORIZONTALEXTENT, max, 0);
        }
}

LRESULT CALLBACK VersionDialog(HWND hWnd, UINT msg, WPARAM wp, LPARAM lp) {
        if(msg == WM_COMMAND) {
                if(LOWORD(wp) == IDOK) EndDialog(hWnd, IDOK);
        } else if(msg == WM_PAINT) {
                HDC hdc;
                PAINTSTRUCT ps;
                RECT size;

                size.left = size.top = 5;
                size.right = size.bottom = 32 + 5;
                MapDialogRect(hWnd, &size);

                hdc = BeginPaint(hWnd, &ps);
                ShowBitmapSize(hWnd, hdc, "TEWILOGO", size.left, size.top, WINWIDTH(size), WINWIDTH(size));
                EndPaint(hWnd, &ps);
        } else if(msg == WM_CTLCOLORDLG || msg == WM_CTLCOLORSTATIC) {
                HDC dc = (HDC)wp;
                SetBkMode(dc, TRANSPARENT);
                return (LRESULT)GetSysColorBrush(COLOR_MENU);
        } else {
                return FALSE;
        }
        return TRUE;
}

void tewi_thread(void* ptr) {
        int st = startup(0, NULL);
        was_starting = TRUE;
        if(st == -1) {
                tewi_alive = TRUE;
                idle = FALSE;
        } else {
                cm_force_log("Config error");
                idle = FALSE;
                _endthread();
        }
        running = 1;
        tw_server_loop();
        tewi_alive = FALSE;
        was_starting = TRUE;
        idle = FALSE;
        _endthread();
}

void StartTewi(void) {
        EnableWindow(button_start, FALSE);
        EnableWindow(button_stop, FALSE);
        _beginthread(tewi_thread, 0, NULL);
}

void StopTewi(void) {
        EnableWindow(button_start, FALSE);
        EnableWindow(button_stop, FALSE);
        running = 0;
}

LRESULT CALLBACK WndProc(HWND hWnd, UINT msg, WPARAM wp, LPARAM lp) {
        if(msg == WM_COMMAND) {
                int trig = LOWORD(wp);
                int ev = HIWORD(wp);
                if(trig == GUI_BUTTON_ABOUT) {
                        if(ev == BN_CLICKED) {
                                DialogBox(hInst, "VERSIONDLG", hWnd, (DLGPROC)VersionDialog);
                        }
                } else if(trig == GUI_BUTTON_START) {
                        if(ev == BN_CLICKED) {
                                SendMessage(status, SB_SETTEXT, 0, (LPARAM) "Starting Tewi HTTPd");
                                StartTewi();
                        }
                } else if(trig == GUI_BUTTON_STOP) {
                        if(ev == BN_CLICKED) {
                                SendMessage(status, SB_SETTEXT, 0, (LPARAM) "Stopping Tewi HTTPd");
                                StopTewi();
                        }
                } else if(trig == GUI_BUTTON_RESET) {
                        if(ev == BN_CLICKED) {
                                SendMessage(logarea, LB_RESETCONTENT, 0, 0);
                                max = 0;
                                SendMessage(logarea, LB_SETHORIZONTALEXTENT, max, 0);
                        }
                } else if(trig == GUI_BUTTON_EXIT) {
                        if(ev == BN_CLICKED) {
                                if(tewi_alive) {
                                        SendMessage(status, SB_SETTEXT, 0, (LPARAM) "Stopping Tewi HTTPd");
                                        StopTewi();
                                        exiting = TRUE;
                                } else {
                                        SendMessage(hWnd, WM_CLOSE, 0, 0);
                                }
                        }
                } else if(trig == GUI_LOG) {
                }
        } else if(msg == WM_CLOSE) {
                DestroyWindow(hWnd);
        } else if(msg == WM_DESTROY) {
                DeleteObject(pbtewi_brush);
                PostQuitMessage(0);
        } else if(msg == WM_CREATE) {
                RECT rc, src;
                GetClientRect(hWnd, &rc);

                InitCommonControls();

                monospace = (HFONT)GetStockObject(SYSTEM_FIXED_FONT);

                status = CreateStatusWindow(WS_CHILD | WS_VISIBLE | CCS_BOTTOM, NULL, hWnd, GUI_STATUS);
                SendMessage(status, SB_SIMPLE, 0, 0);
                SendMessage(status, SB_SETTEXT, 0, (LPARAM) "Welcome to Tewi HTTPd");
                SendMessage(status, SB_GETRECT, 0, (LPARAM)&src);

                pbtewi_brush = CreateSolidBrush(RGB(0xf7, 0xc9, 0xf3));
                button_start = CreateWindow("BUTTON", "&Start", WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON, WINWIDTH(rc) - 100, 20 * 0, 100, 20, hWnd, (HMENU)GUI_BUTTON_START, hInst, NULL);
                button_stop = CreateWindow("BUTTON", "S&top", WS_CHILD | WS_VISIBLE | WS_DISABLED | BS_PUSHBUTTON, WINWIDTH(rc) - 100, 20 * 1, 100, 20, hWnd, (HMENU)GUI_BUTTON_STOP, hInst, NULL);
                button_about = CreateWindow("BUTTON", "&About", WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON, WINWIDTH(rc) - 100, 20 * 2, 100, 20, hWnd, (HMENU)GUI_BUTTON_ABOUT, hInst, NULL);
                button_reset = CreateWindow("BUTTON", "&Reset", WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON, WINWIDTH(rc) - 100, WINHEIGHT(rc) - WINHEIGHT(src) - 20 - 20, 100, 20, hWnd, (HMENU)GUI_BUTTON_RESET, hInst, NULL);
                button_exit = CreateWindow("BUTTON", "E&xit", WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON, WINWIDTH(rc) - 100, WINHEIGHT(rc) - WINHEIGHT(src) - 20, 100, 20, hWnd, (HMENU)GUI_BUTTON_EXIT, hInst, NULL);
                logarea = CreateWindow("LISTBOX", NULL, WS_CHILD | WS_VISIBLE | WS_VSCROLL | WS_HSCROLL | LBS_NOINTEGRALHEIGHT | LBS_NOSEL, 0, 40, WINWIDTH(rc) - 100, WINHEIGHT(rc) - 40 - WINHEIGHT(src), hWnd, (HMENU)GUI_LOG, hInst, NULL);

                SendMessage(logarea, WM_SETFONT, (WPARAM)monospace, TRUE);

                SetTimer(hWnd, TIMER_WATCH_TEWI, 100, NULL);
        } else if(msg == WM_TIMER) {
                if(wp == TIMER_WATCH_TEWI) {
                        if(idle) {
                        } else if(tewi_alive) {
                                if(was_starting) {
                                        was_starting = FALSE;
                                        SendMessage(status, SB_SETTEXT, 0, (LPARAM) "Started Tewi HTTPd");
                                }
                                EnableWindow(button_start, FALSE);
                                EnableWindow(button_stop, TRUE);
                                idle = TRUE;
                        } else {
                                if(was_starting) {
                                        was_starting = FALSE;
                                        SendMessage(status, SB_SETTEXT, 0, (LPARAM) "Stopped Tewi HTTPd");
                                }
                                EnableWindow(button_start, TRUE);
                                EnableWindow(button_stop, FALSE);
                                if(exiting) {
                                        KillTimer(hWnd, TIMER_WATCH_TEWI);
                                        SendMessage(hWnd, WM_CLOSE, 0, 0);
                                }
                                idle = TRUE;
                        }
                }
        } else if(msg == WM_PAINT) {
                HDC hdc;
                PAINTSTRUCT ps;
                RECT rc;
                RECT fill;

                GetClientRect(hWnd, &rc);
                hdc = BeginPaint(hWnd, &ps);
                SetRect(&fill, 0, 0, WINWIDTH(rc), 40);
                FillRect(hdc, &fill, pbtewi_brush);
                ShowBitmap(hWnd, hdc, "PBTEWI", 0, 0);
                EndPaint(hWnd, &ps);
        } else {
                return DefWindowProc(hWnd, msg, wp, lp);
        }
        return 0;
}

BOOL InitApp(void) {
        WNDCLASSEX wc;
        wc.cbSize = sizeof(WNDCLASSEX);
        wc.style = CS_HREDRAW | CS_VREDRAW;
        wc.lpfnWndProc = WndProc;
        wc.cbClsExtra = 0;
        wc.cbWndExtra = 0;
        wc.hInstance = hInst;
        wc.hIcon = LoadIcon(hInst, "TEWI");
        wc.hCursor = LoadCursor(NULL, IDC_ARROW);
        wc.hbrBackground = GetSysColorBrush(COLOR_MENU);
        wc.lpszMenuName = NULL;
        wc.lpszClassName = "tewihttpd";
        wc.hIconSm = LoadIcon(hInst, "TEWI");
        return RegisterClassEx(&wc);
}

BOOL InitWindow(int nCmdShow) {
        HWND hWnd;
        RECT deskrc, rc;
        HWND hDeskWnd = GetDesktopWindow();
        GetWindowRect(hDeskWnd, &deskrc);
        hWnd = CreateWindow("tewihttpd", "Tewi HTTPd", (WS_OVERLAPPEDWINDOW ^ WS_THICKFRAME) ^ WS_MAXIMIZEBOX, 0, 0, 600, 400, NULL, 0, hInst, NULL);

        if(!hWnd) {
                return FALSE;
        }
        GetWindowRect(hWnd, &rc);
        SetWindowPos(hWnd, HWND_TOP, (deskrc.right - (rc.right - rc.left)) / 2, (deskrc.bottom - (rc.bottom - rc.top)) / 2, rc.right - rc.left, rc.bottom - rc.top, SWP_SHOWWINDOW);
        ShowWindow(hWnd, nCmdShow);
        UpdateWindow(hWnd);
        return TRUE;
}

int WINAPI WinMain(HINSTANCE hCurInst, HINSTANCE hPrevInst, LPSTR lpsCmdLine, int nCmdShow) {
        MSG msg;
        BOOL bret;
        hInst = hCurInst;
        tewi_alive = FALSE;
        was_starting = FALSE;
        exiting = FALSE;
        idle = TRUE;
        logfile = stderr;
        if(!InitApp()) {
                return FALSE;
        }
        if(!InitWindow(nCmdShow)) {
                return FALSE;
        }

        while((bret = GetMessage(&msg, NULL, 0, 0)) != 0) {
                if(bret == -1) {
                        break;
                } else {
                        TranslateMessage(&msg);
                        DispatchMessage(&msg);
                }
        }
        return (int)msg.wParam;
}