1095 lines
30 KiB
C
1095 lines
30 KiB
C
/*
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* Help Viewer
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*
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* Copyright 1996 Ulrich Schmid <uschmid@mail.hh.provi.de>
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*/
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#include <stdio.h>
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#include <string.h>
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#include "winbase.h"
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#include "windowsx.h"
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#include "winhelp.h"
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static BOOL WINHELP_RegisterWinClasses();
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static LRESULT CALLBACK WINHELP_MainWndProc(HWND, UINT, WPARAM, LPARAM);
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static LRESULT CALLBACK WINHELP_TextWndProc(HWND, UINT, WPARAM, LPARAM);
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static LRESULT CALLBACK WINHELP_ButtonBoxWndProc(HWND, UINT, WPARAM, LPARAM);
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static VOID WINHELP_CheckPopup(UINT);
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static BOOL WINHELP_SplitLines(HWND hWnd, LPSIZE);
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static VOID WINHELP_InitFonts(HWND hWnd);
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static VOID WINHELP_DeleteLines(WINHELP_WINDOW*);
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static VOID WINHELP_DeleteWindow(WINHELP_WINDOW*);
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static VOID WINHELP_SetupText(HWND hWnd);
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static BOOL WINHELP_AppendText(WINHELP_LINE***, WINHELP_LINE_PART***,
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LPSIZE, LPSIZE, INT*, INT, LPCSTR, UINT,
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HFONT, COLORREF, HLPFILE_LINK*);
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static WINHELP_LINE_PART* WINHELP_IsOverLink(HWND hWnd, WPARAM wParam, LPARAM lParam);
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WINHELP_GLOBALS Globals = {3, 0, 0, 0, 0, 0};
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static BOOL MacroTest = FALSE;
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/***********************************************************************
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*
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* WinMain
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*/
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int PASCAL WinMain (HINSTANCE hInstance, HINSTANCE prev, LPSTR cmdline, int show)
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{
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LPCSTR opt_lang = "En";
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CHAR lang[3];
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MSG msg;
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LONG lHash = 0;
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INT langnum;
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Globals.hInstance = hInstance;
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/* Get options */
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while (*cmdline && (*cmdline == ' ' || *cmdline == '-'))
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{
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CHAR option;
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LPCSTR topic_id;
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if (*cmdline++ == ' ') continue;
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option = *cmdline;
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if (option) cmdline++;
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while (*cmdline && *cmdline == ' ') cmdline++;
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switch(option)
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{
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case 'i':
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case 'I':
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topic_id = cmdline;
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while (*cmdline && *cmdline != ' ') cmdline++;
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if (*cmdline) *cmdline++ = '\0';
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lHash = HLPFILE_Hash(topic_id);
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break;
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case '3':
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case '4':
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Globals.wVersion = option - '0';
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break;
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case 't':
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MacroTest = TRUE;
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break;
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}
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}
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/* Find language specific string table */
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for (langnum = 0; langnum <= MAX_LANGUAGE_NUMBER; langnum++)
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{
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Globals.wStringTableOffset = langnum * 0x100;
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if (LoadString(hInstance, IDS_LANGUAGE_ID, lang, sizeof(lang)) &&
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!lstrcmp(opt_lang, lang))
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break;
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}
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if (langnum > MAX_LANGUAGE_NUMBER)
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{
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/* Find fallback language */
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for (langnum = 0; langnum <= MAX_LANGUAGE_NUMBER; langnum++)
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{
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Globals.wStringTableOffset = langnum * 0x100;
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if (LoadString(hInstance, IDS_LANGUAGE_ID, lang, sizeof(lang)))
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break;
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}
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if (langnum > MAX_LANGUAGE_NUMBER)
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{
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MessageBox(0, "No language found", "FATAL ERROR", MB_OK);
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return(1);
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}
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}
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/* Change Resource names */
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lstrcpyn(STRING_MENU_Xx + lstrlen(STRING_MENU_Xx) - 2, lang, 3);
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/* Create primary window */
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WINHELP_RegisterWinClasses();
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WINHELP_CreateHelpWindow(cmdline, lHash, "main", FALSE, NULL, NULL, show);
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/* Message loop */
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while (GetMessage (&msg, 0, 0, 0))
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{
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TranslateMessage (&msg);
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DispatchMessage (&msg);
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}
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return 0;
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}
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/***********************************************************************
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*
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* RegisterWinClasses
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*/
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static BOOL WINHELP_RegisterWinClasses()
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{
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WNDCLASS class_main, class_button_box, class_text, class_shadow;
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class_main.style = CS_HREDRAW | CS_VREDRAW;
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class_main.lpfnWndProc = WINHELP_MainWndProc;
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class_main.cbClsExtra = 0;
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class_main.cbWndExtra = sizeof(LONG);
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class_main.hInstance = Globals.hInstance;
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class_main.hIcon = LoadIcon (0, IDI_APPLICATION);
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class_main.hCursor = LoadCursor (0, IDC_ARROW);
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class_main.hbrBackground = GetStockObject (WHITE_BRUSH);
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class_main.lpszMenuName = 0;
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class_main.lpszClassName = MAIN_WIN_CLASS_NAME;
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class_button_box = class_main;
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class_button_box.lpfnWndProc = WINHELP_ButtonBoxWndProc;
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class_button_box.hbrBackground = GetStockObject(GRAY_BRUSH);
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class_button_box.lpszClassName = BUTTON_BOX_WIN_CLASS_NAME;
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class_text = class_main;
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class_text.lpfnWndProc = WINHELP_TextWndProc;
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class_text.lpszClassName = TEXT_WIN_CLASS_NAME;
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class_shadow = class_main;
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class_shadow.lpfnWndProc = DefWindowProc;
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class_shadow.hbrBackground = GetStockObject(GRAY_BRUSH);
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class_shadow.lpszClassName = SHADOW_WIN_CLASS_NAME;
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return (RegisterClass(&class_main) &&
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RegisterClass(&class_button_box) &&
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RegisterClass(&class_text) &&
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RegisterClass(&class_shadow));
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}
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/***********************************************************************
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*
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* WINHELP_CreateHelpWindow
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*/
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VOID WINHELP_CreateHelpWindow(LPCSTR lpszFile, LONG lHash, LPCSTR lpszWindow,
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BOOL bPopup, HWND hParentWnd, LPPOINT mouse, INT nCmdShow)
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{
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CHAR szCaption[MAX_STRING_LEN];
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CHAR szContents[MAX_STRING_LEN];
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CHAR szSearch[MAX_STRING_LEN];
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CHAR szBack[MAX_STRING_LEN];
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CHAR szHistory[MAX_STRING_LEN];
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SIZE size = {CW_USEDEFAULT, CW_USEDEFAULT};
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POINT origin = {240, 0};
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LPSTR ptr;
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HGLOBAL handle;
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WINHELP_WINDOW *win, *oldwin;
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HLPFILE_PAGE *page;
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HLPFILE_MACRO *macro;
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HWND hWnd;
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BOOL bPrimary;
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if (bPopup)
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lpszWindow = NULL;
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else if (!lpszWindow || !lpszWindow[0])
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lpszWindow = Globals.active_win->lpszName;
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bPrimary = lpszWindow && !lstrcmpi(lpszWindow, "main");
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/* Read help file */
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if (lpszFile[0])
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{
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page = lHash ? HLPFILE_PageByHash(lpszFile, lHash) : HLPFILE_Contents(lpszFile);
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/* Add Suffix `.hlp' */
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if (!page && lstrcmpi(lpszFile + strlen(lpszFile) - 4, ".hlp"))
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{
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CHAR szFile_hlp[MAX_PATHNAME_LEN];
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lstrcpyn(szFile_hlp, lpszFile, sizeof(szFile_hlp) - 4);
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szFile_hlp[sizeof(szFile_hlp) - 5] = '\0';
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lstrcat(szFile_hlp, ".hlp");
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page = lHash ? HLPFILE_PageByHash(szFile_hlp, lHash) : HLPFILE_Contents(szFile_hlp);
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if (!page)
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{
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WINHELP_MessageBoxIDS_s(IDS_HLPFILE_ERROR_s, lpszFile, IDS_ERROR, MB_OK);
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if (Globals.win_list) return;
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}
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}
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}
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else page = 0;
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/* Calculate horizontal size and position of a popup window */
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if (bPopup)
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{
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RECT parent_rect;
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GetWindowRect(hParentWnd, &parent_rect);
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size.cx = (parent_rect.right - parent_rect.left) / 2;
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origin = *mouse;
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ClientToScreen(hParentWnd, &origin);
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origin.x -= size.cx / 2;
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origin.x = min(origin.x, GetSystemMetrics(SM_CXSCREEN) - size.cx);
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origin.x = max(origin.x, 0);
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}
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/* Initialize WINHELP_WINDOW struct */
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handle = GlobalAlloc(GMEM_FIXED, sizeof(WINHELP_WINDOW) +
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(lpszWindow ? strlen(lpszWindow) + 1 : 0));
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if (!handle) return;
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win = GlobalLock(handle);
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win->hSelf = handle;
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win->next = Globals.win_list;
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Globals.win_list = win;
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if (lpszWindow)
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{
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ptr = GlobalLock(handle);
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ptr += sizeof(WINHELP_WINDOW);
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lstrcpy(ptr, (LPSTR) lpszWindow);
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win->lpszName = ptr;
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}
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else win->lpszName = NULL;
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win->page = page;
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win->first_button = 0;
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win->first_line = 0;
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win->hMainWnd = 0;
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win->hButtonBoxWnd = 0;
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win->hTextWnd = 0;
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win->hShadowWnd = 0;
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win->hArrowCur = LoadCursorA(0, IDC_ARROWA);
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win->hHandCur = LoadCursorA(0, IDC_HANDA);
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Globals.active_win = win;
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/* Initialize default pushbuttons */
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if (MacroTest && !bPopup)
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MACRO_CreateButton("BTN_TEST", "&Test", "MacroTest");
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if (bPrimary && page)
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{
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LoadString(Globals.hInstance, IDS_CONTENTS, szContents, sizeof(szContents));
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LoadString(Globals.hInstance, IDS_SEARCH, szSearch, sizeof(szSearch));
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LoadString(Globals.hInstance, IDS_BACK, szBack, sizeof(szBack));
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LoadString(Globals.hInstance, IDS_HISTORY, szHistory, sizeof(szHistory));
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MACRO_CreateButton("BTN_CONTENTS", szContents, "Contents()");
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MACRO_CreateButton("BTN_SEARCH", szSearch, "Search()");
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MACRO_CreateButton("BTN_BACK", szBack, "Back()");
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MACRO_CreateButton("BTN_HISTORY", szHistory, "History()");
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}
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/* Initialize file specific pushbuttons */
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if (!bPopup && page)
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for (macro = page->file->first_macro; macro; macro = macro->next)
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MACRO_ExecuteMacro(macro->lpszMacro);
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/* Reuse existing window */
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if (lpszWindow)
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for (oldwin = win->next; oldwin; oldwin = oldwin->next)
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if (oldwin->lpszName && !lstrcmpi(oldwin->lpszName, lpszWindow))
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{
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WINHELP_BUTTON *button;
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win->hMainWnd = oldwin->hMainWnd;
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win->hButtonBoxWnd = oldwin->hButtonBoxWnd;
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win->hTextWnd = oldwin->hTextWnd;
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oldwin->hMainWnd = oldwin->hButtonBoxWnd = oldwin->hTextWnd = 0;
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SetWindowLong(win->hMainWnd, 0, (LONG) win);
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SetWindowLong(win->hButtonBoxWnd, 0, (LONG) win);
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SetWindowLong(win->hTextWnd, 0, (LONG) win);
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WINHELP_InitFonts(win->hMainWnd);
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if (page) {
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SetWindowText(win->hMainWnd, page->file->lpszTitle);
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}
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WINHELP_SetupText(win->hTextWnd);
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InvalidateRect(win->hTextWnd, NULL, TRUE);
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SendMessage(win->hMainWnd, WM_USER, 0, 0);
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UpdateWindow(win->hTextWnd);
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for (button = oldwin->first_button; button; button = button->next)
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DestroyWindow(button->hWnd);
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WINHELP_DeleteWindow(oldwin);
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return;
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}
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/* Create main Window */
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if (!page) LoadString(Globals.hInstance, IDS_WINE_HELP, szCaption, sizeof(szCaption));
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hWnd = CreateWindow (bPopup ? TEXT_WIN_CLASS_NAME : MAIN_WIN_CLASS_NAME,
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page ? page->file->lpszTitle : szCaption,
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bPopup ? WS_POPUPWINDOW | WS_BORDER : WS_OVERLAPPEDWINDOW,
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origin.x, origin.y, size.cx, size.cy,
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0, bPrimary ? LoadMenu(Globals.hInstance, STRING_MENU_Xx) : 0,
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Globals.hInstance, win);
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ShowWindow (hWnd, nCmdShow);
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UpdateWindow (hWnd);
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}
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/***********************************************************************
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*
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* WINHELP_MainWndProc
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*/
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static LRESULT CALLBACK WINHELP_MainWndProc (HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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WINHELP_WINDOW *win;
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WINHELP_BUTTON *button;
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RECT rect, button_box_rect;
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INT text_top;
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WINHELP_CheckPopup(msg);
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switch (msg)
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{
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case WM_NCCREATE:
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win = (WINHELP_WINDOW*) ((LPCREATESTRUCT) lParam)->lpCreateParams;
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SetWindowLong(hWnd, 0, (LONG) win);
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win->hMainWnd = hWnd;
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break;
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case WM_CREATE:
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win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
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/* Create button box and text Window */
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CreateWindow(BUTTON_BOX_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
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0, 0, 0, 0, hWnd, 0, Globals.hInstance, win);
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CreateWindow(TEXT_WIN_CLASS_NAME, "", WS_CHILD | WS_VISIBLE,
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0, 0, 0, 0, hWnd, 0, Globals.hInstance, win);
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/* Fall through */
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case WM_USER:
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case WM_WINDOWPOSCHANGED:
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win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
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GetClientRect(hWnd, &rect);
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/* Update button box and text Window */
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SetWindowPos(win->hButtonBoxWnd, HWND_TOP,
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rect.left, rect.top,
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rect.right - rect.left,
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rect.bottom - rect.top, 0);
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GetWindowRect(win->hButtonBoxWnd, &button_box_rect);
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text_top = rect.top + button_box_rect.bottom - button_box_rect.top;
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SetWindowPos(win->hTextWnd, HWND_TOP,
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rect.left, text_top,
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rect.right - rect.left,
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rect.bottom - text_top, 0);
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break;
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case WM_COMMAND:
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Globals.active_win = win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
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switch (wParam)
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{
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/* Menu FILE */
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case WH_OPEN: MACRO_FileOpen(); break;
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case WH_PRINT: MACRO_Print(); break;
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case WH_PRINTER_SETUP: MACRO_PrinterSetup(); break;
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case WH_EXIT: MACRO_Exit(); break;
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/* Menu EDIT */
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case WH_COPY_DIALOG: MACRO_CopyDialog(); break;
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case WH_ANNOTATE: MACRO_Annotate(); break;
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/* Menu Bookmark */
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case WH_BOOKMARK_DEFINE: MACRO_BookmarkDefine(); break;
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/* Menu Help */
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case WH_HELP_ON_HELP: MACRO_HelpOn(); break;
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case WH_HELP_ON_TOP: MACRO_HelpOnTop(); break;
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/* Menu Info */
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case WH_ABOUT: MACRO_About(); break;
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case WH_ABOUT_WINE:
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ShellAbout(hWnd, "WINE", "Help", 0);
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break;
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default:
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/* Buttons */
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for (button = win->first_button; button; button = button->next)
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if (wParam == button->wParam) break;
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if (button)
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MACRO_ExecuteMacro(button->lpszMacro);
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else
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WINHELP_MessageBoxIDS(IDS_NOT_IMPLEMENTED, IDS_ERROR, MB_OK);
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break;
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}
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break;
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}
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return DefWindowProc (hWnd, msg, wParam, lParam);
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}
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/***********************************************************************
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*
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* WINHELP_ButtonBoxWndProc
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*/
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static LRESULT CALLBACK WINHELP_ButtonBoxWndProc (HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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WINDOWPOS *winpos;
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WINHELP_WINDOW *win;
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WINHELP_BUTTON *button;
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SIZE button_size;
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INT x, y;
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WINHELP_CheckPopup(msg);
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switch(msg)
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{
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case WM_NCCREATE:
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win = (WINHELP_WINDOW*) ((LPCREATESTRUCT) lParam)->lpCreateParams;
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SetWindowLong(hWnd, 0, (LONG) win);
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win->hButtonBoxWnd = hWnd;
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break;
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case WM_WINDOWPOSCHANGING:
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winpos = (WINDOWPOS*) lParam;
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win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
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/* Update buttons */
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button_size.cx = 0;
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button_size.cy = 0;
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for (button = win->first_button; button; button = button->next)
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{
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HDC hDc;
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SIZE textsize;
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if (!button->hWnd)
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button->hWnd = CreateWindow(STRING_BUTTON, (LPSTR) button->lpszName,
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WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,
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0, 0, 0, 0,
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hWnd, (HMENU) button->wParam,
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Globals.hInstance, 0);
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hDc = GetDC(button->hWnd);
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GetTextExtentPoint(hDc, button->lpszName,
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lstrlen(button->lpszName), &textsize);
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ReleaseDC(button->hWnd, hDc);
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button_size.cx = max(button_size.cx, textsize.cx + BUTTON_CX);
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button_size.cy = max(button_size.cy, textsize.cy + BUTTON_CY);
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}
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x = 0;
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y = 0;
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for (button = win->first_button; button; button = button->next)
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{
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SetWindowPos(button->hWnd, HWND_TOP, x, y, button_size.cx, button_size.cy, 0);
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if (x + 2 * button_size.cx <= winpos->cx)
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x += button_size.cx;
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else
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x = 0, y += button_size.cy;
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}
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winpos->cy = y + (x ? button_size.cy : 0);
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break;
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case WM_COMMAND:
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SendMessage(GetParent(hWnd), msg, wParam, lParam);
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|
break;
|
|
}
|
|
|
|
return(DefWindowProc(hWnd, msg, wParam, lParam));
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* WINHELP_TextWndProc
|
|
*/
|
|
|
|
static LRESULT CALLBACK WINHELP_TextWndProc (HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
WINHELP_WINDOW *win;
|
|
WINHELP_LINE *line;
|
|
WINHELP_LINE_PART *part;
|
|
WINDOWPOS *winpos;
|
|
PAINTSTRUCT ps;
|
|
HDC hDc;
|
|
POINT mouse;
|
|
INT scroll_pos;
|
|
HWND hPopupWnd;
|
|
BOOL bExit;
|
|
|
|
if (msg != WM_LBUTTONDOWN)
|
|
WINHELP_CheckPopup(msg);
|
|
|
|
switch (msg)
|
|
{
|
|
case WM_NCCREATE:
|
|
win = (WINHELP_WINDOW*) ((LPCREATESTRUCT) lParam)->lpCreateParams;
|
|
SetWindowLong(hWnd, 0, (LONG) win);
|
|
win->hTextWnd = hWnd;
|
|
if (!win->lpszName) Globals.hPopupWnd = win->hMainWnd = hWnd;
|
|
WINHELP_InitFonts(hWnd);
|
|
break;
|
|
|
|
case WM_CREATE:
|
|
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
|
|
|
|
/* Calculate vertical size and position of a popup window */
|
|
if (!win->lpszName)
|
|
{
|
|
POINT origin;
|
|
RECT old_window_rect;
|
|
RECT old_client_rect;
|
|
SIZE old_window_size;
|
|
SIZE old_client_size;
|
|
SIZE new_client_size;
|
|
SIZE new_window_size;
|
|
|
|
GetWindowRect(hWnd, &old_window_rect);
|
|
origin.x = old_window_rect.left;
|
|
origin.y = old_window_rect.top;
|
|
old_window_size.cx = old_window_rect.right - old_window_rect.left;
|
|
old_window_size.cy = old_window_rect.bottom - old_window_rect.top;
|
|
|
|
GetClientRect(hWnd, &old_client_rect);
|
|
old_client_size.cx = old_client_rect.right - old_client_rect.left;
|
|
old_client_size.cy = old_client_rect.bottom - old_client_rect.top;
|
|
|
|
new_client_size = old_client_size;
|
|
WINHELP_SplitLines(hWnd, &new_client_size);
|
|
|
|
if (origin.y + POPUP_YDISTANCE + new_client_size.cy <= GetSystemMetrics(SM_CYSCREEN))
|
|
origin.y += POPUP_YDISTANCE;
|
|
else
|
|
origin.y -= POPUP_YDISTANCE + new_client_size.cy;
|
|
|
|
new_window_size.cx = old_window_size.cx - old_client_size.cx + new_client_size.cx;
|
|
new_window_size.cy = old_window_size.cy - old_client_size.cy + new_client_size.cy;
|
|
|
|
win->hShadowWnd =
|
|
CreateWindow(SHADOW_WIN_CLASS_NAME, "", WS_POPUP | WS_VISIBLE,
|
|
origin.x + SHADOW_DX, origin.y + SHADOW_DY,
|
|
new_window_size.cx, new_window_size.cy,
|
|
0, 0, Globals.hInstance, 0);
|
|
|
|
SetWindowPos(hWnd, HWND_TOP, origin.x, origin.y,
|
|
new_window_size.cx, new_window_size.cy,
|
|
SWP_NOZORDER | SWP_NOACTIVATE);
|
|
ShowWindow(win->hShadowWnd, SW_NORMAL);
|
|
}
|
|
break;
|
|
|
|
case WM_WINDOWPOSCHANGED:
|
|
winpos = (WINDOWPOS*) lParam;
|
|
if (!(winpos->flags & SWP_NOSIZE)) WINHELP_SetupText(hWnd);
|
|
break;
|
|
|
|
case WM_VSCROLL:
|
|
{
|
|
BOOL update = TRUE;
|
|
RECT rect;
|
|
INT Min, Max;
|
|
INT CurPos = GetScrollPos(hWnd, SB_VERT);
|
|
GetScrollRange(hWnd, SB_VERT, &Min, &Max);
|
|
GetClientRect(hWnd, &rect);
|
|
|
|
switch (wParam & 0xffff)
|
|
{
|
|
case SB_THUMBTRACK:
|
|
case SB_THUMBPOSITION: CurPos = wParam >> 16; break;
|
|
case SB_TOP: CurPos = Min; break;
|
|
case SB_BOTTOM: CurPos = Max; break;
|
|
case SB_PAGEUP: CurPos -= (rect.bottom - rect.top) / 2; break;
|
|
case SB_PAGEDOWN: CurPos += (rect.bottom - rect.top) / 2; break;
|
|
case SB_LINEUP: CurPos -= GetSystemMetrics(SM_CXVSCROLL); break;
|
|
case SB_LINEDOWN: CurPos += GetSystemMetrics(SM_CXVSCROLL); break;
|
|
default: update = FALSE;
|
|
}
|
|
if (update)
|
|
{
|
|
INT dy = GetScrollPos(hWnd, SB_VERT) - CurPos;
|
|
SetScrollPos(hWnd, SB_VERT, CurPos, TRUE);
|
|
ScrollWindow(hWnd, 0, dy, NULL, NULL);
|
|
UpdateWindow(hWnd);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case WM_PAINT:
|
|
hDc = BeginPaint (hWnd, &ps);
|
|
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
|
|
scroll_pos = GetScrollPos(hWnd, SB_VERT);
|
|
|
|
for (line = win->first_line; line; line = line->next)
|
|
for (part = &line->first_part; part; part = part->next)
|
|
{
|
|
SelectObject(hDc, part->hFont);
|
|
SetTextColor(hDc, part->color);
|
|
TextOut(hDc, part->rect.left, part->rect.top - scroll_pos,
|
|
(LPSTR) part->lpsText, part->wTextLen);
|
|
}
|
|
|
|
EndPaint (hWnd, &ps);
|
|
break;
|
|
|
|
case WM_MOUSEMOVE:
|
|
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
|
|
|
|
if(WINHELP_IsOverLink(hWnd, wParam, lParam))
|
|
SetCursor(win->hHandCur); /* set to hand pointer cursor to indicate a link */
|
|
else
|
|
SetCursor(win->hArrowCur); /* set to hand pointer cursor to indicate a link */
|
|
|
|
break;
|
|
|
|
case WM_LBUTTONDOWN:
|
|
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
|
|
|
|
hPopupWnd = Globals.hPopupWnd;
|
|
Globals.hPopupWnd = 0;
|
|
|
|
part = WINHELP_IsOverLink(hWnd, wParam, lParam);
|
|
if(part)
|
|
{
|
|
mouse.x = LOWORD(lParam);
|
|
mouse.y = HIWORD(lParam);
|
|
|
|
WINHELP_CreateHelpWindow(part->link.lpszPath, part->link.lHash, NULL,
|
|
part->link.bPopup, hWnd, &mouse, SW_NORMAL);
|
|
}
|
|
|
|
if (hPopupWnd)
|
|
DestroyWindow(hPopupWnd);
|
|
break;
|
|
|
|
case WM_NCDESTROY:
|
|
win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
|
|
|
|
if (hWnd == Globals.hPopupWnd) Globals.hPopupWnd = 0;
|
|
|
|
bExit = (Globals.wVersion >= 4 && !lstrcmpi(win->lpszName, "main"));
|
|
|
|
WINHELP_DeleteWindow(win);
|
|
|
|
if (bExit) MACRO_Exit();
|
|
|
|
if (!Globals.win_list)
|
|
PostQuitMessage (0);
|
|
break;
|
|
}
|
|
|
|
return DefWindowProc (hWnd, msg, wParam, lParam);
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* SetupText
|
|
*/
|
|
|
|
static VOID WINHELP_SetupText(HWND hWnd)
|
|
{
|
|
HDC hDc = GetDC(hWnd);
|
|
RECT rect;
|
|
SIZE newsize;
|
|
|
|
ShowScrollBar(hWnd, SB_VERT, FALSE);
|
|
if (!WINHELP_SplitLines(hWnd, NULL))
|
|
{
|
|
ShowScrollBar(hWnd, SB_VERT, TRUE);
|
|
GetClientRect(hWnd, &rect);
|
|
|
|
WINHELP_SplitLines(hWnd, &newsize);
|
|
SetScrollRange(hWnd, SB_VERT, 0, rect.top + newsize.cy - rect.bottom, TRUE);
|
|
}
|
|
else SetScrollPos(hWnd, SB_VERT, 0, FALSE);
|
|
|
|
ReleaseDC(hWnd, hDc);
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* WINHELP_SplitLines
|
|
*/
|
|
|
|
static BOOL WINHELP_SplitLines(HWND hWnd, LPSIZE newsize)
|
|
{
|
|
WINHELP_WINDOW *win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
|
|
HLPFILE_PARAGRAPH *p;
|
|
WINHELP_LINE **line = &win->first_line;
|
|
WINHELP_LINE_PART **part = 0;
|
|
INT line_ascent = 0;
|
|
SIZE space;
|
|
RECT rect;
|
|
HDC hDc;
|
|
|
|
if (newsize) newsize->cx = newsize->cy = 0;
|
|
|
|
if (!win->page) return TRUE;
|
|
|
|
WINHELP_DeleteLines(win);
|
|
|
|
GetClientRect(hWnd, &rect);
|
|
|
|
rect.top += INTERNAL_BORDER_WIDTH;
|
|
rect.left += INTERNAL_BORDER_WIDTH;
|
|
rect.right -= INTERNAL_BORDER_WIDTH;
|
|
rect.bottom -= INTERNAL_BORDER_WIDTH;
|
|
|
|
|
|
space.cy = rect.top;
|
|
space.cx = rect.left;
|
|
|
|
hDc = GetDC(hWnd);
|
|
|
|
for (p = win->page->first_paragraph; p; p = p->next)
|
|
{
|
|
TEXTMETRIC tm;
|
|
SIZE textsize = {0, 0};
|
|
LPCSTR text = p->lpszText;
|
|
UINT len = strlen(text);
|
|
UINT indent = 0;
|
|
|
|
UINT wFont = (p->wFont < win->fonts_len) ? p->wFont : 0;
|
|
BOOL bUnderline = p->link && !p->link->bPopup;
|
|
HFONT hFont = win->fonts[wFont][bUnderline ? 1 : 0];
|
|
|
|
COLORREF color = RGB(0, 0, 0);
|
|
if (p->link) color = RGB(0, 0x80, 0);
|
|
if (p->bDebug) color = RGB(0xff, 0, 0);
|
|
|
|
SelectObject(hDc, hFont);
|
|
|
|
GetTextMetrics (hDc, &tm);
|
|
|
|
if (p->wIndent)
|
|
{
|
|
indent = p->wIndent * 5 * tm.tmAveCharWidth;
|
|
if (!part)
|
|
space.cx = rect.left + indent - 2 * tm.tmAveCharWidth;
|
|
}
|
|
|
|
if (p->wVSpace)
|
|
{
|
|
part = 0;
|
|
space.cx = rect.left + indent;
|
|
space.cy += (p->wVSpace - 1) * tm.tmHeight;
|
|
}
|
|
|
|
if (p->wHSpace)
|
|
{
|
|
space.cx += p->wHSpace * 2 * tm.tmAveCharWidth;
|
|
}
|
|
|
|
while (len)
|
|
{
|
|
INT free_width = rect.right - (part ? (*line)->rect.right : rect.left) - space.cx;
|
|
UINT low = 0, curr = len, high = len, textlen = 0;
|
|
|
|
if (free_width > 0)
|
|
{
|
|
while (1)
|
|
{
|
|
GetTextExtentPoint(hDc, text, curr, &textsize);
|
|
|
|
if (textsize.cx <= free_width) low = curr;
|
|
else high = curr;
|
|
|
|
if (high <= low + 1) break;
|
|
|
|
if (textsize.cx) curr = (curr * free_width) / textsize.cx;
|
|
if (curr <= low) curr = low + 1;
|
|
else if (curr >= high) curr = high - 1;
|
|
}
|
|
textlen = low;
|
|
while (textlen && text[textlen] && text[textlen] != ' ') textlen--;
|
|
}
|
|
if (!part && !textlen) textlen = max(low, 1);
|
|
|
|
if (free_width <= 0 || !textlen)
|
|
{
|
|
part = 0;
|
|
space.cx = rect.left + indent;
|
|
space.cx = min(space.cx, rect.right - rect.left - 1);
|
|
continue;
|
|
}
|
|
|
|
if (!WINHELP_AppendText(&line, &part, &space, &textsize,
|
|
&line_ascent, tm.tmAscent,
|
|
text, textlen, hFont, color, p->link) ||
|
|
(!newsize && (*line)->rect.bottom > rect.bottom))
|
|
{
|
|
ReleaseDC(hWnd, hDc);
|
|
return FALSE;
|
|
}
|
|
|
|
if (newsize)
|
|
newsize->cx = max(newsize->cx, (*line)->rect.right + INTERNAL_BORDER_WIDTH);
|
|
|
|
len -= textlen;
|
|
text += textlen;
|
|
if (text[0] == ' ') text++, len--;
|
|
}
|
|
}
|
|
|
|
if (newsize)
|
|
newsize->cy = (*line)->rect.bottom + INTERNAL_BORDER_WIDTH;
|
|
|
|
ReleaseDC(hWnd, hDc);
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* WINHELP_AppendText
|
|
*/
|
|
|
|
static BOOL WINHELP_AppendText(WINHELP_LINE ***linep, WINHELP_LINE_PART ***partp,
|
|
LPSIZE space, LPSIZE textsize,
|
|
INT *line_ascent, INT ascent,
|
|
LPCSTR text, UINT textlen,
|
|
HFONT font, COLORREF color, HLPFILE_LINK *link)
|
|
{
|
|
HGLOBAL handle;
|
|
WINHELP_LINE *line;
|
|
WINHELP_LINE_PART *part;
|
|
LPSTR ptr;
|
|
|
|
if (!*partp) /* New line */
|
|
{
|
|
*line_ascent = ascent;
|
|
|
|
handle = GlobalAlloc(GMEM_FIXED, sizeof(WINHELP_LINE) + textlen +
|
|
(link ? lstrlen(link->lpszPath) + 1 : 0));
|
|
if (!handle) return FALSE;
|
|
line = GlobalLock(handle);
|
|
line->next = 0;
|
|
part = &line->first_part;
|
|
ptr = GlobalLock(handle);
|
|
ptr += sizeof(WINHELP_LINE);
|
|
|
|
line->rect.top = (**linep ? (**linep)->rect.bottom : 0) + space->cy;
|
|
line->rect.bottom = line->rect.top;
|
|
line->rect.left = space->cx;
|
|
line->rect.right = space->cx;
|
|
|
|
if (**linep) *linep = &(**linep)->next;
|
|
**linep = line;
|
|
space->cy = 0;
|
|
}
|
|
else /* Same line */
|
|
{
|
|
line = **linep;
|
|
|
|
if (*line_ascent < ascent)
|
|
{
|
|
WINHELP_LINE_PART *p;
|
|
for (p = &line->first_part; p; p = p->next)
|
|
{
|
|
p->rect.top += ascent - *line_ascent;
|
|
p->rect.bottom += ascent - *line_ascent;
|
|
}
|
|
line->rect.bottom += ascent - *line_ascent;
|
|
*line_ascent = ascent;
|
|
}
|
|
|
|
handle = GlobalAlloc(GMEM_FIXED, sizeof(WINHELP_LINE_PART) + textlen +
|
|
(link ? lstrlen(link->lpszPath) + 1 : 0));
|
|
if (!handle) return FALSE;
|
|
part = GlobalLock(handle);
|
|
**partp = part;
|
|
ptr = GlobalLock(handle);
|
|
ptr += sizeof(WINHELP_LINE_PART);
|
|
}
|
|
|
|
memcpy(ptr, text, textlen);
|
|
part->rect.left = line->rect.right + (*partp ? space->cx : 0);
|
|
part->rect.right = part->rect.left + textsize->cx;
|
|
line->rect.right = part->rect.right;
|
|
part->rect.top =
|
|
((*partp) ? line->rect.top : line->rect.bottom) + *line_ascent - ascent;
|
|
part->rect.bottom = part->rect.top + textsize->cy;
|
|
line->rect.bottom = max(line->rect.bottom, part->rect.bottom);
|
|
part->hSelf = handle;
|
|
part->lpsText = ptr;
|
|
part->wTextLen = textlen;
|
|
part->hFont = font;
|
|
part->color = color;
|
|
if (link)
|
|
{
|
|
strcpy(ptr + textlen, link->lpszPath);
|
|
part->link.lpszPath = ptr + textlen;
|
|
part->link.lHash = link->lHash;
|
|
part->link.bPopup = link->bPopup;
|
|
}
|
|
else part->link.lpszPath = 0;
|
|
|
|
part->next = 0;
|
|
*partp = &part->next;
|
|
|
|
space->cx = 0;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* WINHELP_CheckPopup
|
|
*/
|
|
|
|
static VOID WINHELP_CheckPopup(UINT msg)
|
|
{
|
|
if (!Globals.hPopupWnd) return;
|
|
|
|
switch (msg)
|
|
{
|
|
case WM_COMMAND:
|
|
case WM_LBUTTONDOWN:
|
|
case WM_MBUTTONDOWN:
|
|
case WM_RBUTTONDOWN:
|
|
case WM_NCLBUTTONDOWN:
|
|
case WM_NCMBUTTONDOWN:
|
|
case WM_NCRBUTTONDOWN:
|
|
DestroyWindow(Globals.hPopupWnd);
|
|
Globals.hPopupWnd = 0;
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* WINHELP_DeleteLines
|
|
*/
|
|
|
|
static VOID WINHELP_DeleteLines(WINHELP_WINDOW *win)
|
|
{
|
|
WINHELP_LINE *line, *next_line;
|
|
WINHELP_LINE_PART *part, *next_part;
|
|
for(line = win->first_line; line; line = next_line)
|
|
{
|
|
next_line = line->next;
|
|
for(part = &line->first_part; part; part = next_part)
|
|
{
|
|
next_part = part->next;
|
|
GlobalFree(part->hSelf);
|
|
}
|
|
}
|
|
win->first_line = 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* WINHELP_DeleteWindow
|
|
*/
|
|
|
|
static VOID WINHELP_DeleteWindow(WINHELP_WINDOW *win)
|
|
{
|
|
WINHELP_WINDOW **w;
|
|
|
|
for (w = &Globals.win_list; *w; w = &(*w)->next)
|
|
if (*w == win)
|
|
{
|
|
*w = win->next;
|
|
break;
|
|
}
|
|
|
|
if (win->hShadowWnd) DestroyWindow(win->hShadowWnd);
|
|
HLPFILE_FreeHlpFilePage(win->page);
|
|
WINHELP_DeleteLines(win);
|
|
GlobalFree(win->hSelf);
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* WINHELP_InitFonts
|
|
*/
|
|
|
|
static VOID WINHELP_InitFonts(HWND hWnd)
|
|
{
|
|
WINHELP_WINDOW *win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
|
|
LOGFONT logfontlist[] = {
|
|
{-10, 0, 0, 0, 400, 0, 0, 0, 0, 0, 0, 0, 32, "Helv"},
|
|
{-12, 0, 0, 0, 700, 0, 0, 0, 0, 0, 0, 0, 32, "Helv"},
|
|
{-12, 0, 0, 0, 700, 0, 0, 0, 0, 0, 0, 0, 32, "Helv"},
|
|
{-12, 0, 0, 0, 400, 0, 0, 0, 0, 0, 0, 0, 32, "Helv"},
|
|
{-12, 0, 0, 0, 700, 0, 0, 0, 0, 0, 0, 0, 32, "Helv"},
|
|
{-10, 0, 0, 0, 700, 0, 0, 0, 0, 0, 0, 0, 32, "Helv"},
|
|
{ -8, 0, 0, 0, 400, 0, 0, 0, 0, 0, 0, 0, 32, "Helv"}};
|
|
#define FONTS_LEN (sizeof(logfontlist)/sizeof(*logfontlist))
|
|
|
|
static HFONT fonts[FONTS_LEN][2];
|
|
static BOOL init = 0;
|
|
|
|
win->fonts_len = FONTS_LEN;
|
|
win->fonts = fonts;
|
|
|
|
if (!init)
|
|
{
|
|
INT i;
|
|
|
|
for(i = 0; i < FONTS_LEN; i++)
|
|
{
|
|
LOGFONT logfont = logfontlist[i];
|
|
|
|
fonts[i][0] = CreateFontIndirect(&logfont);
|
|
logfont.lfUnderline = 1;
|
|
fonts[i][1] = CreateFontIndirect(&logfont);
|
|
}
|
|
|
|
init = 1;
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* WINHELP_MessageBoxIDS
|
|
*/
|
|
|
|
INT WINHELP_MessageBoxIDS(UINT ids_text, UINT ids_title, WORD type)
|
|
{
|
|
CHAR text[MAX_STRING_LEN];
|
|
CHAR title[MAX_STRING_LEN];
|
|
|
|
LoadString(Globals.hInstance, ids_text, text, sizeof(text));
|
|
LoadString(Globals.hInstance, ids_title, title, sizeof(title));
|
|
|
|
return(MessageBox(0, text, title, type));
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* MAIN_MessageBoxIDS_s
|
|
*/
|
|
|
|
INT WINHELP_MessageBoxIDS_s(UINT ids_text, LPCSTR str, UINT ids_title, WORD type)
|
|
{
|
|
CHAR text[MAX_STRING_LEN];
|
|
CHAR title[MAX_STRING_LEN];
|
|
CHAR newtext[MAX_STRING_LEN + MAX_PATHNAME_LEN];
|
|
|
|
LoadString(Globals.hInstance, ids_text, text, sizeof(text));
|
|
LoadString(Globals.hInstance, ids_title, title, sizeof(title));
|
|
wsprintf(newtext, text, str);
|
|
|
|
return(MessageBox(0, newtext, title, type));
|
|
}
|
|
|
|
WINHELP_LINE_PART* WINHELP_IsOverLink(HWND hWnd, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
WINHELP_WINDOW* win = (WINHELP_WINDOW*) GetWindowLong(hWnd, 0);
|
|
POINT mouse;
|
|
WINHELP_LINE *line;
|
|
WINHELP_LINE_PART *part;
|
|
int scroll_pos = GetScrollPos(hWnd, SB_VERT);
|
|
|
|
mouse.x = LOWORD(lParam);
|
|
mouse.y = HIWORD(lParam);
|
|
for (line = win->first_line; line; line = line->next)
|
|
{
|
|
for (part = &line->first_part; part; part = part->next)
|
|
{
|
|
if (part->link.lpszPath &&
|
|
part->rect.left <= mouse.x &&
|
|
part->rect.right >= mouse.x &&
|
|
part->rect.top <= mouse.y + scroll_pos &&
|
|
part->rect.bottom >= mouse.y + scroll_pos)
|
|
{
|
|
return part;
|
|
}
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/* Local Variables: */
|
|
/* c-file-style: "GNU" */
|
|
/* End: */
|