/* *Copyright (C) 2003-2004 Harold L Hunt II All Rights Reserved. * *Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the *"Software"), to deal in the Software without restriction, including *without limitation the rights to use, copy, modify, merge, publish, *distribute, sublicense, and/or sell copies of the Software, and to *permit persons to whom the Software is furnished to do so, subject to *the following conditions: * *The above copyright notice and this permission notice shall be *included in all copies or substantial portions of the Software. * *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND *NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * *Except as contained in this notice, the name of Harold L Hunt II *shall not be used in advertising or otherwise to promote the sale, use *or other dealings in this Software without prior written authorization *from Harold L Hunt II. * * Authors: Harold L Hunt II * Earle F. Philhower III */ #ifdef HAVE_XWIN_CONFIG_H #include #endif #include "win.h" #ifdef __CYGWIN__ #include #endif #include #include "winprefs.h" /* * References to external globals */ extern Bool g_fCursor; extern HWND g_hDlgDepthChange; extern HWND g_hDlgExit; extern HWND g_hDlgAbout; extern WINPREFS pref; #ifdef XWIN_CLIPBOARD extern Bool g_fClipboardStarted; #endif extern Bool g_fSoftwareCursor; /* * Local function prototypes */ static wBOOL CALLBACK winExitDlgProc (HWND hDialog, UINT message, WPARAM wParam, LPARAM lParam); static wBOOL CALLBACK winChangeDepthDlgProc (HWND hDialog, UINT message, WPARAM wParam, LPARAM lParam); static wBOOL CALLBACK winAboutDlgProc (HWND hDialog, UINT message, WPARAM wParam, LPARAM lParam); static void winDrawURLWindow (LPARAM lParam); static LRESULT CALLBACK winURLWndProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam); static void winOverrideURLButton (HWND hdlg, int id); static void winUnoverrideURLButton (HWND hdlg, int id); /* * Owner-draw a button as a URL */ static void winDrawURLWindow (LPARAM lParam) { DRAWITEMSTRUCT *draw; char str[256]; RECT rect; HFONT font; COLORREF crText; draw = (DRAWITEMSTRUCT *) lParam; GetWindowText (draw->hwndItem, str, sizeof(str)); str[255] = 0; GetClientRect (draw->hwndItem, &rect); /* Color the button depending upon its state */ if (draw->itemState & ODS_SELECTED) crText = RGB(128+64,0,0); else if (draw->itemState & ODS_FOCUS) crText = RGB(0,128+64,0); else crText = RGB(0,0,128+64); SetTextColor (draw->hDC, crText); /* Create underlined font 14 high, standard dialog font */ font = CreateFont (-14, 0, 0, 0, FW_NORMAL, FALSE, TRUE, FALSE, 0, 0, 0, 0, 0, "MS Sans Serif"); if (!font) { ErrorF ("winDrawURLWindow: Unable to create URL font, bailing.\n"); return; } /* Draw it */ SetBkMode (draw->hDC, OPAQUE); SelectObject (draw->hDC, font); DrawText (draw->hDC, str, strlen (str),&rect,DT_CENTER | DT_VCENTER); /* Delete the created font, replace it with stock font */ DeleteObject (SelectObject (draw->hDC, GetStockObject (ANSI_VAR_FONT))); } /* * WndProc for overridden buttons */ static LRESULT CALLBACK winURLWndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) { WNDPROC origCB = NULL; HCURSOR cursor; /* If it's a SetCursor message, tell it to the hand */ if (msg==WM_SETCURSOR) { cursor = LoadCursor (NULL, IDC_HAND); if (cursor) SetCursor (cursor); return TRUE; } origCB = (WNDPROC)GetWindowLong (hwnd, GWL_USERDATA); /* Otherwise fall through to original WndProc */ if (origCB) return CallWindowProc (origCB, hwnd, msg, wParam, lParam); else return FALSE; } /* * Register and unregister the custom WndProc */ static void winOverrideURLButton (HWND hwnd, int id) { WNDPROC origCB; origCB = (WNDPROC)SetWindowLong (GetDlgItem (hwnd, id), GWL_WNDPROC, (LONG)winURLWndProc); SetWindowLong (GetDlgItem (hwnd, id), GWL_USERDATA, (LONG)origCB); } static void winUnoverrideURLButton (HWND hwnd, int id) { WNDPROC origCB; origCB = (WNDPROC)SetWindowLong (GetDlgItem (hwnd, id), GWL_USERDATA, 0); if (origCB) SetWindowLong (GetDlgItem (hwnd, id), GWL_WNDPROC, (LONG)origCB); } /* * Center a dialog window in the desktop window */ static void winCenterDialog (HWND hwndDlg) { HWND hwndDesk; RECT rc, rcDlg, rcDesk; hwndDesk = GetParent (hwndDlg); if (!hwndDesk || IsIconic (hwndDesk)) hwndDesk = GetDesktopWindow (); GetWindowRect (hwndDesk, &rcDesk); GetWindowRect (hwndDlg, &rcDlg); CopyRect (&rc, &rcDesk); OffsetRect (&rcDlg, -rcDlg.left, -rcDlg.top); OffsetRect (&rc, -rc.left, -rc.top); OffsetRect (&rc, -rcDlg.right, -rcDlg.bottom); SetWindowPos (hwndDlg, HWND_TOP, rcDesk.left + (rc.right / 2), rcDesk.top + (rc.bottom / 2), 0, 0, SWP_NOSIZE | SWP_NOZORDER); } /* * Display the Exit dialog box */ void winDisplayExitDialog (winPrivScreenPtr pScreenPriv) { int i; int liveClients = 0; /* Count up running clinets (clients[0] is serverClient) */ for (i = 1; i < currentMaxClients; i++) if (clients[i] != NullClient) liveClients++; #if defined(XWIN_MULTIWINDOW) /* Count down server internal clients */ if (pScreenPriv->pScreenInfo->fMultiWindow) liveClients -= 2; /* multiwindow window manager & XMsgProc */ #endif #if defined(XWIN_CLIPBOARD) if (g_fClipboardStarted) liveClients--; /* clipboard manager */ #endif /* A user reported that this sometimes drops below zero. just eye-candy. */ if (liveClients < 0) liveClients = 0; /* Don't show the exit confirmation dialog if SilentExit is enabled */ if (pref.fSilentExit && liveClients <= 0) { if (g_hDlgExit != NULL) { DestroyWindow (g_hDlgExit); g_hDlgExit = NULL; } PostMessage (pScreenPriv->hwndScreen, WM_GIVEUP, 0, 0); return; } pScreenPriv->iConnectedClients = liveClients; /* Check if dialog already exists */ if (g_hDlgExit != NULL) { /* Dialog box already exists, display it */ ShowWindow (g_hDlgExit, SW_SHOWDEFAULT); /* User has lost the dialog. Show them where it is. */ SetForegroundWindow (g_hDlgExit); return; } /* Create dialog box */ g_hDlgExit = CreateDialogParam (g_hInstance, "EXIT_DIALOG", pScreenPriv->hwndScreen, winExitDlgProc, (int) pScreenPriv); /* Drop minimize and maximize buttons */ SetWindowLong (g_hDlgExit, GWL_STYLE, GetWindowLong (g_hDlgExit, GWL_STYLE) & ~(WS_MAXIMIZEBOX | WS_MINIMIZEBOX)); SetWindowLong (g_hDlgExit, GWL_EXSTYLE, GetWindowLong (g_hDlgExit, GWL_EXSTYLE) & ~WS_EX_APPWINDOW ); SetWindowPos (g_hDlgExit, HWND_TOPMOST, 0, 0, 0, 0, SWP_FRAMECHANGED | SWP_NOMOVE | SWP_NOSIZE); /* Show the dialog box */ ShowWindow (g_hDlgExit, SW_SHOW); /* Needed to get keyboard controls (tab, arrows, enter, esc) to work */ SetForegroundWindow (g_hDlgExit); /* Set focus to the Cancel button */ PostMessage (g_hDlgExit, WM_NEXTDLGCTL, (int) GetDlgItem (g_hDlgExit, IDCANCEL), TRUE); } #define CONNECTED_CLIENTS_FORMAT "There are currently %d clients connected." /* * Exit dialog window procedure */ static wBOOL CALLBACK winExitDlgProc (HWND hDialog, UINT message, WPARAM wParam, LPARAM lParam) { static winPrivScreenPtr s_pScreenPriv = NULL; /* Branch on message type */ switch (message) { case WM_INITDIALOG: { char *pszConnectedClients; /* Store pointers to private structures for future use */ s_pScreenPriv = (winPrivScreenPtr) lParam; winCenterDialog (hDialog); /* Set icon to standard app icon */ PostMessage (hDialog, WM_SETICON, ICON_SMALL, (LPARAM) LoadIcon (g_hInstance, MAKEINTRESOURCE(IDI_XWIN))); /* Format the connected clients string */ pszConnectedClients = Xprintf (CONNECTED_CLIENTS_FORMAT, s_pScreenPriv->iConnectedClients); if (!pszConnectedClients) return TRUE; /* Set the number of connected clients */ SetWindowText (GetDlgItem (hDialog, IDC_CLIENTS_CONNECTED), pszConnectedClients); xfree (pszConnectedClients); } return TRUE; case WM_COMMAND: switch (LOWORD (wParam)) { case IDOK: /* Send message to call the GiveUp function */ PostMessage (s_pScreenPriv->hwndScreen, WM_GIVEUP, 0, 0); DestroyWindow (g_hDlgExit); g_hDlgExit = NULL; /* Fix to make sure keyboard focus isn't trapped */ PostMessage (s_pScreenPriv->hwndScreen, WM_NULL, 0, 0); return TRUE; case IDCANCEL: DestroyWindow (g_hDlgExit); g_hDlgExit = NULL; /* Fix to make sure keyboard focus isn't trapped */ PostMessage (s_pScreenPriv->hwndScreen, WM_NULL, 0, 0); return TRUE; } break; case WM_MOUSEMOVE: case WM_NCMOUSEMOVE: /* Show the cursor if it is hidden */ if (g_fSoftwareCursor && !g_fCursor) { g_fCursor = TRUE; ShowCursor (TRUE); } return TRUE; case WM_CLOSE: DestroyWindow (g_hDlgExit); g_hDlgExit = NULL; /* Fix to make sure keyboard focus isn't trapped */ PostMessage (s_pScreenPriv->hwndScreen, WM_NULL, 0, 0); return TRUE; } return FALSE; } /* * Display the Depth Change dialog box */ void winDisplayDepthChangeDialog (winPrivScreenPtr pScreenPriv) { /* Check if dialog already exists */ if (g_hDlgDepthChange != NULL) { /* Dialog box already exists, display it */ ShowWindow (g_hDlgDepthChange, SW_SHOWDEFAULT); /* User has lost the dialog. Show them where it is. */ SetForegroundWindow (g_hDlgDepthChange); return; } /* * Display a notification to the user that the visual * will not be displayed until the Windows display depth * is restored to the original value. */ g_hDlgDepthChange = CreateDialogParam (g_hInstance, "DEPTH_CHANGE_BOX", pScreenPriv->hwndScreen, winChangeDepthDlgProc, (int) pScreenPriv); /* Drop minimize and maximize buttons */ SetWindowLong (g_hDlgDepthChange, GWL_STYLE, GetWindowLong (g_hDlgDepthChange, GWL_STYLE) & ~(WS_MAXIMIZEBOX | WS_MINIMIZEBOX)); SetWindowLong (g_hDlgDepthChange, GWL_EXSTYLE, GetWindowLong (g_hDlgDepthChange, GWL_EXSTYLE) & ~WS_EX_APPWINDOW ); SetWindowPos (g_hDlgDepthChange, 0, 0, 0, 0, 0, SWP_FRAMECHANGED | SWP_NOMOVE | SWP_NOZORDER | SWP_NOSIZE); /* Show the dialog box */ ShowWindow (g_hDlgDepthChange, SW_SHOW); ErrorF ("winDisplayDepthChangeDialog - DialogBox returned: %d\n", (int) g_hDlgDepthChange); ErrorF ("winDisplayDepthChangeDialog - GetLastError: %d\n", (int) GetLastError ()); /* Minimize the display window */ ShowWindow (pScreenPriv->hwndScreen, SW_MINIMIZE); } /* * Process messages for the dialog that is displayed for * disruptive screen depth changes. */ static wBOOL CALLBACK winChangeDepthDlgProc (HWND hwndDialog, UINT message, WPARAM wParam, LPARAM lParam) { static winPrivScreenPtr s_pScreenPriv = NULL; static winScreenInfo *s_pScreenInfo = NULL; static ScreenPtr s_pScreen = NULL; #if CYGDEBUG winDebug ("winChangeDepthDlgProc\n"); #endif /* Branch on message type */ switch (message) { case WM_INITDIALOG: #if CYGDEBUG winDebug ("winChangeDepthDlgProc - WM_INITDIALOG\n"); #endif /* Store pointers to private structures for future use */ s_pScreenPriv = (winPrivScreenPtr) lParam; s_pScreenInfo = s_pScreenPriv->pScreenInfo; s_pScreen = s_pScreenInfo->pScreen; #if CYGDEBUG winDebug ("winChangeDepthDlgProc - WM_INITDIALOG - s_pScreenPriv: %08x, " "s_pScreenInfo: %08x, s_pScreen: %08x\n", s_pScreenPriv, s_pScreenInfo, s_pScreen); #endif #if CYGDEBUG winDebug ("winChangeDepthDlgProc - WM_INITDIALOG - orig bpp: %d, " "last bpp: %d\n", s_pScreenInfo->dwBPP, s_pScreenPriv->dwLastWindowsBitsPixel); #endif winCenterDialog( hwndDialog ); /* Set icon to standard app icon */ PostMessage (hwndDialog, WM_SETICON, ICON_SMALL, (LPARAM) LoadIcon (g_hInstance, MAKEINTRESOURCE(IDI_XWIN))); return TRUE; case WM_DISPLAYCHANGE: #if CYGDEBUG winDebug ("winChangeDepthDlgProc - WM_DISPLAYCHANGE - orig bpp: %d, " "last bpp: %d, new bpp: %d\n", s_pScreenInfo->dwBPP, s_pScreenPriv->dwLastWindowsBitsPixel, wParam); #endif /* Dismiss the dialog if the display returns to the original depth */ if (wParam == s_pScreenInfo->dwBPP) { ErrorF ("winChangeDelthDlgProc - wParam == s_pScreenInfo->dwBPP\n"); /* Depth has been restored, dismiss dialog */ DestroyWindow (g_hDlgDepthChange); g_hDlgDepthChange = NULL; /* Flag that we have a valid screen depth */ s_pScreenPriv->fBadDepth = FALSE; } return TRUE; case WM_COMMAND: switch (LOWORD (wParam)) { case IDOK: case IDCANCEL: ErrorF ("winChangeDepthDlgProc - WM_COMMAND - IDOK or IDCANCEL\n"); /* * User dismissed the dialog, hide it until the * display mode is restored. */ ShowWindow (g_hDlgDepthChange, SW_HIDE); return TRUE; } break; case WM_CLOSE: ErrorF ("winChangeDepthDlgProc - WM_CLOSE\n"); DestroyWindow (g_hDlgAbout); g_hDlgAbout = NULL; /* Fix to make sure keyboard focus isn't trapped */ PostMessage (s_pScreenPriv->hwndScreen, WM_NULL, 0, 0); return TRUE; } return FALSE; } /* * Display the About dialog box */ void winDisplayAboutDialog (winPrivScreenPtr pScreenPriv) { /* Check if dialog already exists */ if (g_hDlgAbout != NULL) { /* Dialog box already exists, display it */ ShowWindow (g_hDlgAbout, SW_SHOWDEFAULT); /* User has lost the dialog. Show them where it is. */ SetForegroundWindow (g_hDlgAbout); return; } /* * Display the about box */ g_hDlgAbout = CreateDialogParam (g_hInstance, "ABOUT_BOX", pScreenPriv->hwndScreen, winAboutDlgProc, (int) pScreenPriv); /* Drop minimize and maximize buttons */ SetWindowLong (g_hDlgAbout, GWL_STYLE, GetWindowLong (g_hDlgAbout, GWL_STYLE) & ~(WS_MAXIMIZEBOX | WS_MINIMIZEBOX)); SetWindowLong (g_hDlgAbout, GWL_EXSTYLE, GetWindowLong (g_hDlgAbout, GWL_EXSTYLE) & ~WS_EX_APPWINDOW); SetWindowPos (g_hDlgAbout, 0, 0, 0, 0, 0, SWP_FRAMECHANGED | SWP_NOMOVE | SWP_NOSIZE); /* Show the dialog box */ ShowWindow (g_hDlgAbout, SW_SHOW); /* Needed to get keyboard controls (tab, arrows, enter, esc) to work */ SetForegroundWindow (g_hDlgAbout); /* Set focus to the OK button */ PostMessage (g_hDlgAbout, WM_NEXTDLGCTL, (int) GetDlgItem (g_hDlgAbout, IDOK), TRUE); } /* * Process messages for the about dialog. */ static wBOOL CALLBACK winAboutDlgProc (HWND hwndDialog, UINT message, WPARAM wParam, LPARAM lParam) { static winPrivScreenPtr s_pScreenPriv = NULL; static winScreenInfo *s_pScreenInfo = NULL; static ScreenPtr s_pScreen = NULL; #if CYGDEBUG winDebug ("winAboutDlgProc\n"); #endif /* Branch on message type */ switch (message) { case WM_INITDIALOG: #if CYGDEBUG winDebug ("winAboutDlgProc - WM_INITDIALOG\n"); #endif /* Store pointers to private structures for future use */ s_pScreenPriv = (winPrivScreenPtr) lParam; s_pScreenInfo = s_pScreenPriv->pScreenInfo; s_pScreen = s_pScreenInfo->pScreen; winCenterDialog (hwndDialog); /* Set icon to standard app icon */ PostMessage (hwndDialog, WM_SETICON, ICON_SMALL, (LPARAM) LoadIcon (g_hInstance, MAKEINTRESOURCE(IDI_XWIN))); /* Override the URL buttons */ winOverrideURLButton (hwndDialog, ID_ABOUT_CHANGELOG); winOverrideURLButton (hwndDialog, ID_ABOUT_WEBSITE); winOverrideURLButton (hwndDialog, ID_ABOUT_UG); winOverrideURLButton (hwndDialog, ID_ABOUT_FAQ); return TRUE; case WM_DRAWITEM: /* Draw the URL buttons as needed */ winDrawURLWindow (lParam); return TRUE; case WM_MOUSEMOVE: case WM_NCMOUSEMOVE: /* Show the cursor if it is hidden */ if (g_fSoftwareCursor && !g_fCursor) { g_fCursor = TRUE; ShowCursor (TRUE); } return TRUE; case WM_COMMAND: switch (LOWORD (wParam)) { case IDOK: case IDCANCEL: ErrorF ("winAboutDlgProc - WM_COMMAND - IDOK or IDCANCEL\n"); DestroyWindow (g_hDlgAbout); g_hDlgAbout = NULL; /* Fix to make sure keyboard focus isn't trapped */ PostMessage (s_pScreenPriv->hwndScreen, WM_NULL, 0, 0); /* Restore window procedures for URL buttons */ winUnoverrideURLButton (hwndDialog, ID_ABOUT_CHANGELOG); winUnoverrideURLButton (hwndDialog, ID_ABOUT_WEBSITE); winUnoverrideURLButton (hwndDialog, ID_ABOUT_UG); winUnoverrideURLButton (hwndDialog, ID_ABOUT_FAQ); return TRUE; case ID_ABOUT_CHANGELOG: { int iReturn; #ifdef __CYGWIN__ const char * pszCygPath = "/usr/X11R6/share/doc/" "xorg-x11-xwin/changelog.html"; char pszWinPath[MAX_PATH + 1]; /* Convert the POSIX path to a Win32 path */ cygwin_conv_to_win32_path (pszCygPath, pszWinPath); #else const char * pszWinPath = "http://x.cygwin.com/" "devel/server/changelog.html"; #endif iReturn = (int) ShellExecute (NULL, "open", pszWinPath, NULL, NULL, SW_MAXIMIZE); if (iReturn < 32) { ErrorF ("winAboutDlgProc - WM_COMMAND - ID_ABOUT_CHANGELOG - " "ShellExecute failed: %d\n", iReturn); } } return TRUE; case ID_ABOUT_WEBSITE: { const char * pszPath = "http://x.cygwin.com/"; int iReturn; iReturn = (int) ShellExecute (NULL, "open", pszPath, NULL, NULL, SW_MAXIMIZE); if (iReturn < 32) { ErrorF ("winAboutDlgProc - WM_COMMAND - ID_ABOUT_WEBSITE - " "ShellExecute failed: %d\n", iReturn); } } return TRUE; case ID_ABOUT_UG: { const char * pszPath = "http://x.cygwin.com/docs/ug/"; int iReturn; iReturn = (int) ShellExecute (NULL, "open", pszPath, NULL, NULL, SW_MAXIMIZE); if (iReturn < 32) { ErrorF ("winAboutDlgProc - WM_COMMAND - ID_ABOUT_UG - " "ShellExecute failed: %d\n", iReturn); } } return TRUE; case ID_ABOUT_FAQ: { const char * pszPath = "http://x.cygwin.com/docs/faq/"; int iReturn; iReturn = (int) ShellExecute (NULL, "open", pszPath, NULL, NULL, SW_MAXIMIZE); if (iReturn < 32) { ErrorF ("winAboutDlgProc - WM_COMMAND - ID_ABOUT_FAQ - " "ShellExecute failed: %d\n", iReturn); } } return TRUE; } break; case WM_CLOSE: ErrorF ("winAboutDlgProc - WM_CLOSE\n"); DestroyWindow (g_hDlgAbout); g_hDlgAbout = NULL; /* Fix to make sure keyboard focus isn't trapped */ PostMessage (s_pScreenPriv->hwndScreen, WM_NULL, 0, 0); /* Restore window procedures for URL buttons */ winUnoverrideURLButton (hwndDialog, ID_ABOUT_CHANGELOG); winUnoverrideURLButton (hwndDialog, ID_ABOUT_WEBSITE); winUnoverrideURLButton (hwndDialog, ID_ABOUT_UG); winUnoverrideURLButton (hwndDialog, ID_ABOUT_FAQ); return TRUE; } return FALSE; }