632 lines
18 KiB
C
632 lines
18 KiB
C
/*
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*Copyright (C) 2003-2004 Harold L Hunt II All Rights Reserved.
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*
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*Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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*"Software"), to deal in the Software without restriction, including
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*without limitation the rights to use, copy, modify, merge, publish,
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*distribute, sublicense, and/or sell copies of the Software, and to
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*permit persons to whom the Software is furnished to do so, subject to
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*the following conditions:
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*
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*The above copyright notice and this permission notice shall be
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*included in all copies or substantial portions of the Software.
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*
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*THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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*EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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*MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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*NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
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*ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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*CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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*WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*Except as contained in this notice, the name of Harold L Hunt II
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*shall not be used in advertising or otherwise to promote the sale, use
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*or other dealings in this Software without prior written authorization
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*from Harold L Hunt II.
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*
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* Authors: Harold L Hunt II
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* Earle F. Philhower III
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*/
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#ifdef HAVE_XWIN_CONFIG_H
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#include <xwin-config.h>
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#endif
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#include "win.h"
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#include <shellapi.h>
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#include "winprefs.h"
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/*
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* Local function prototypes
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*/
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static INT_PTR CALLBACK
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winExitDlgProc(HWND hDialog, UINT message, WPARAM wParam, LPARAM lParam);
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static INT_PTR CALLBACK
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winChangeDepthDlgProc(HWND hDialog, UINT message, WPARAM wParam, LPARAM lParam);
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static INT_PTR CALLBACK
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winAboutDlgProc(HWND hDialog, UINT message, WPARAM wParam, LPARAM lParam);
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static void
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winDrawURLWindow(LPARAM lParam);
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static LRESULT CALLBACK
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winURLWndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
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static void
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winOverrideURLButton(HWND hdlg, int id);
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static void
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winUnoverrideURLButton(HWND hdlg, int id);
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/*
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* Owner-draw a button as a URL
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*/
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static void
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winDrawURLWindow(LPARAM lParam)
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{
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DRAWITEMSTRUCT *draw;
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char str[256];
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RECT rect;
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HFONT font;
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COLORREF crText;
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draw = (DRAWITEMSTRUCT *) lParam;
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GetWindowText(draw->hwndItem, str, sizeof(str));
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str[255] = 0;
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GetClientRect(draw->hwndItem, &rect);
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/* Color the button depending upon its state */
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if (draw->itemState & ODS_SELECTED)
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crText = RGB(128 + 64, 0, 0);
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else if (draw->itemState & ODS_FOCUS)
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crText = RGB(0, 128 + 64, 0);
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else
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crText = RGB(0, 0, 128 + 64);
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SetTextColor(draw->hDC, crText);
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/* Create font 8 high, standard dialog font */
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font = CreateFont(-8, 0, 0, 0, FW_DONTCARE, FALSE, FALSE, FALSE,
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0, 0, 0, 0, 0, "MS Sans Serif");
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if (!font) {
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ErrorF("winDrawURLWindow: Unable to create URL font, bailing.\n");
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return;
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}
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/* Draw it */
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SetBkMode(draw->hDC, OPAQUE);
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SelectObject(draw->hDC, font);
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DrawText(draw->hDC, str, strlen(str), &rect, DT_LEFT | DT_VCENTER);
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/* Delete the created font, replace it with stock font */
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DeleteObject(SelectObject(draw->hDC, GetStockObject(ANSI_VAR_FONT)));
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}
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/*
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* WndProc for overridden buttons
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*/
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static LRESULT CALLBACK
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winURLWndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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WNDPROC origCB = NULL;
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HCURSOR cursor;
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/* If it's a SetCursor message, tell it to the hand */
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if (msg == WM_SETCURSOR) {
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cursor = LoadCursor(NULL, IDC_HAND);
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if (cursor)
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SetCursor(cursor);
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return TRUE;
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}
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origCB = (WNDPROC) GetWindowLongPtr(hwnd, GWLP_USERDATA);
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/* Otherwise fall through to original WndProc */
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if (origCB)
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return CallWindowProc(origCB, hwnd, msg, wParam, lParam);
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else
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return FALSE;
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}
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/*
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* Register and unregister the custom WndProc
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*/
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static void
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winOverrideURLButton(HWND hwnd, int id)
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{
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WNDPROC origCB;
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origCB = (WNDPROC) SetWindowLongPtr(GetDlgItem(hwnd, id),
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GWLP_WNDPROC, (LONG_PTR) winURLWndProc);
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SetWindowLongPtr(GetDlgItem(hwnd, id), GWLP_USERDATA, (LONG_PTR) origCB);
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}
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static void
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winUnoverrideURLButton(HWND hwnd, int id)
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{
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WNDPROC origCB;
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origCB = (WNDPROC) SetWindowLongPtr(GetDlgItem(hwnd, id), GWLP_USERDATA, 0);
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if (origCB)
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SetWindowLongPtr(GetDlgItem(hwnd, id), GWLP_WNDPROC, (LONG_PTR) origCB);
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}
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/*
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* Center a dialog window in the desktop window
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* and set small and large icons to X icons.
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*/
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static void
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winInitDialog(HWND hwndDlg)
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{
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HWND hwndDesk;
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RECT rc, rcDlg, rcDesk;
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HICON hIcon, hIconSmall;
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hwndDesk = GetParent(hwndDlg);
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if (!hwndDesk || IsIconic(hwndDesk))
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hwndDesk = GetDesktopWindow();
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/* Remove minimize and maximize buttons */
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SetWindowLongPtr(hwndDlg, GWL_STYLE, GetWindowLongPtr(hwndDlg, GWL_STYLE)
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& ~(WS_MAXIMIZEBOX | WS_MINIMIZEBOX));
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/* Set Window not to show in the task bar */
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SetWindowLongPtr(hwndDlg, GWL_EXSTYLE,
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GetWindowLongPtr(hwndDlg, GWL_EXSTYLE) & ~WS_EX_APPWINDOW);
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/* Center dialog window in the screen. Not done for multi-monitor systems, where
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* it is likely to end up split across the screens. In that case, it appears
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* near the Tray icon.
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*/
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if (GetSystemMetrics(SM_CMONITORS) > 1) {
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/* Still need to refresh the frame change. */
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SetWindowPos(hwndDlg, HWND_TOPMOST, 0, 0, 0, 0,
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SWP_NOMOVE | SWP_NOSIZE | SWP_FRAMECHANGED);
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}
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else {
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GetWindowRect(hwndDesk, &rcDesk);
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GetWindowRect(hwndDlg, &rcDlg);
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CopyRect(&rc, &rcDesk);
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OffsetRect(&rcDlg, -rcDlg.left, -rcDlg.top);
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OffsetRect(&rc, -rc.left, -rc.top);
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OffsetRect(&rc, -rcDlg.right, -rcDlg.bottom);
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SetWindowPos(hwndDlg,
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HWND_TOPMOST,
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rcDesk.left + (rc.right / 2),
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rcDesk.top + (rc.bottom / 2),
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0, 0, SWP_NOSIZE | SWP_FRAMECHANGED);
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}
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if (g_hIconX)
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hIcon = g_hIconX;
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else
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hIcon = LoadIcon(g_hInstance, MAKEINTRESOURCE(IDI_XWIN));
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if (g_hSmallIconX)
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hIconSmall = g_hSmallIconX;
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else
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hIconSmall = LoadImage(g_hInstance,
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MAKEINTRESOURCE(IDI_XWIN), IMAGE_ICON,
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GetSystemMetrics(SM_CXSMICON),
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GetSystemMetrics(SM_CYSMICON), LR_SHARED);
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PostMessage(hwndDlg, WM_SETICON, ICON_BIG, (LPARAM) hIcon);
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PostMessage(hwndDlg, WM_SETICON, ICON_SMALL, (LPARAM) hIconSmall);
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}
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/*
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* Display the Exit dialog box
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*/
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void
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winDisplayExitDialog(winPrivScreenPtr pScreenPriv)
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{
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int i;
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int liveClients = 0;
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/* Count up running clients (clients[0] is serverClient) */
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for (i = 1; i < currentMaxClients; i++)
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if (clients[i] != NullClient)
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liveClients++;
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/* Count down server internal clients */
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if (pScreenPriv->pScreenInfo->fMultiWindow)
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liveClients -= 2; /* multiwindow window manager & XMsgProc */
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if (g_fClipboardStarted)
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liveClients--; /* clipboard manager */
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/* A user reported that this sometimes drops below zero. just eye-candy. */
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if (liveClients < 0)
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liveClients = 0;
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/* Don't show the exit confirmation dialog if SilentExit & no clients,
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or ForceExit, is enabled */
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if ((pref.fSilentExit && liveClients <= 0) || pref.fForceExit) {
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if (g_hDlgExit != NULL) {
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DestroyWindow(g_hDlgExit);
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g_hDlgExit = NULL;
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}
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PostMessage(pScreenPriv->hwndScreen, WM_GIVEUP, 0, 0);
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return;
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}
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pScreenPriv->iConnectedClients = liveClients;
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/* Check if dialog already exists */
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if (g_hDlgExit != NULL) {
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/* Dialog box already exists, display it */
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ShowWindow(g_hDlgExit, SW_SHOWDEFAULT);
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/* User has lost the dialog. Show them where it is. */
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SetForegroundWindow(g_hDlgExit);
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return;
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}
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/* Create dialog box */
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g_hDlgExit = CreateDialogParam(g_hInstance,
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"EXIT_DIALOG",
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pScreenPriv->hwndScreen,
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winExitDlgProc, (LPARAM) pScreenPriv);
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/* Show the dialog box */
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ShowWindow(g_hDlgExit, SW_SHOW);
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/* Needed to get keyboard controls (tab, arrows, enter, esc) to work */
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SetForegroundWindow(g_hDlgExit);
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/* Set focus to the Cancel button */
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PostMessage(g_hDlgExit, WM_NEXTDLGCTL,
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(WPARAM) GetDlgItem(g_hDlgExit, IDCANCEL), TRUE);
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}
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#define CONNECTED_CLIENTS_FORMAT "There %s currently %d client%s connected."
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/*
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* Exit dialog window procedure
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*/
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static INT_PTR CALLBACK
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winExitDlgProc(HWND hDialog, UINT message, WPARAM wParam, LPARAM lParam)
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{
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static winPrivScreenPtr s_pScreenPriv = NULL;
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/* Branch on message type */
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switch (message) {
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case WM_INITDIALOG:
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{
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char *pszConnectedClients;
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/* Store pointers to private structures for future use */
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s_pScreenPriv = (winPrivScreenPtr) lParam;
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winInitDialog(hDialog);
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/* Format the connected clients string */
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if (asprintf(&pszConnectedClients, CONNECTED_CLIENTS_FORMAT,
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(s_pScreenPriv->iConnectedClients == 1) ? "is" : "are",
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s_pScreenPriv->iConnectedClients,
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(s_pScreenPriv->iConnectedClients == 1) ? "" : "s") == -1)
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return TRUE;
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/* Set the number of connected clients */
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SetWindowText(GetDlgItem(hDialog, IDC_CLIENTS_CONNECTED),
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pszConnectedClients);
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free(pszConnectedClients);
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}
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return TRUE;
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case WM_COMMAND:
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switch (LOWORD(wParam)) {
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case IDOK:
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/* Send message to call the GiveUp function */
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PostMessage(s_pScreenPriv->hwndScreen, WM_GIVEUP, 0, 0);
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DestroyWindow(g_hDlgExit);
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g_hDlgExit = NULL;
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/* Fix to make sure keyboard focus isn't trapped */
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PostMessage(s_pScreenPriv->hwndScreen, WM_NULL, 0, 0);
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return TRUE;
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case IDCANCEL:
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DestroyWindow(g_hDlgExit);
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g_hDlgExit = NULL;
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/* Fix to make sure keyboard focus isn't trapped */
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PostMessage(s_pScreenPriv->hwndScreen, WM_NULL, 0, 0);
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return TRUE;
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}
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break;
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case WM_MOUSEMOVE:
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case WM_NCMOUSEMOVE:
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/* Show the cursor if it is hidden */
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if (g_fSoftwareCursor && !g_fCursor) {
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g_fCursor = TRUE;
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ShowCursor(TRUE);
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}
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return TRUE;
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case WM_CLOSE:
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DestroyWindow(g_hDlgExit);
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g_hDlgExit = NULL;
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/* Fix to make sure keyboard focus isn't trapped */
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PostMessage(s_pScreenPriv->hwndScreen, WM_NULL, 0, 0);
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return TRUE;
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}
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return FALSE;
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}
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/*
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* Display the Depth Change dialog box
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*/
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void
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winDisplayDepthChangeDialog(winPrivScreenPtr pScreenPriv)
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{
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/* Check if dialog already exists */
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if (g_hDlgDepthChange != NULL) {
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/* Dialog box already exists, display it */
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ShowWindow(g_hDlgDepthChange, SW_SHOWDEFAULT);
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/* User has lost the dialog. Show them where it is. */
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SetForegroundWindow(g_hDlgDepthChange);
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return;
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}
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/*
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* Display a notification to the user that the visual
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* will not be displayed until the Windows display depth
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* is restored to the original value.
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*/
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g_hDlgDepthChange = CreateDialogParam(g_hInstance,
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"DEPTH_CHANGE_BOX",
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pScreenPriv->hwndScreen,
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winChangeDepthDlgProc,
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(LPARAM) pScreenPriv);
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/* Show the dialog box */
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ShowWindow(g_hDlgDepthChange, SW_SHOW);
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if (!g_hDlgDepthChange)
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ErrorF("winDisplayDepthChangeDialog - GetLastError: %d\n",
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(int) GetLastError());
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/* Minimize the display window */
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ShowWindow(pScreenPriv->hwndScreen, SW_MINIMIZE);
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}
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/*
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* Process messages for the dialog that is displayed for
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* disruptive screen depth changes.
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*/
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static INT_PTR CALLBACK
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winChangeDepthDlgProc(HWND hwndDialog, UINT message,
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WPARAM wParam, LPARAM lParam)
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{
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static winPrivScreenPtr s_pScreenPriv = NULL;
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static winScreenInfo *s_pScreenInfo = NULL;
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#if ENABLE_DEBUG
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winDebug("winChangeDepthDlgProc\n");
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#endif
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/* Branch on message type */
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switch (message) {
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case WM_INITDIALOG:
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#if ENABLE_DEBUG
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winDebug("winChangeDepthDlgProc - WM_INITDIALOG\n");
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#endif
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/* Store pointers to private structures for future use */
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s_pScreenPriv = (winPrivScreenPtr) lParam;
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s_pScreenInfo = s_pScreenPriv->pScreenInfo;
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#if ENABLE_DEBUG
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winDebug("winChangeDepthDlgProc - WM_INITDIALOG - s_pScreenPriv: %p, "
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"s_pScreenInfo: %p\n",
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s_pScreenPriv, s_pScreenInfo);
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#endif
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#if ENABLE_DEBUG
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winDebug("winChangeDepthDlgProc - WM_INITDIALOG - orig bpp: %u, "
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"current bpp: %d\n",
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(unsigned int)s_pScreenInfo->dwBPP,
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GetDeviceCaps(s_pScreenPriv->hdcScreen, BITSPIXEL));
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#endif
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winInitDialog(hwndDialog);
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return TRUE;
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case WM_DISPLAYCHANGE:
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#if ENABLE_DEBUG
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winDebug("winChangeDepthDlgProc - WM_DISPLAYCHANGE - orig bpp: %u, "
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"new bpp: %d\n",
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(unsigned int)s_pScreenInfo->dwBPP,
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GetDeviceCaps(s_pScreenPriv->hdcScreen, BITSPIXEL));
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#endif
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/* Dismiss the dialog if the display returns to the original depth */
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if (GetDeviceCaps(s_pScreenPriv->hdcScreen, BITSPIXEL) ==
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s_pScreenInfo->dwBPP) {
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ErrorF("winChangeDelthDlgProc - wParam == s_pScreenInfo->dwBPP\n");
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/* Depth has been restored, dismiss dialog */
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DestroyWindow(g_hDlgDepthChange);
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g_hDlgDepthChange = NULL;
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/* Flag that we have a valid screen depth */
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s_pScreenPriv->fBadDepth = FALSE;
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}
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return TRUE;
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case WM_COMMAND:
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switch (LOWORD(wParam)) {
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case IDOK:
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case IDCANCEL:
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winDebug("winChangeDepthDlgProc - WM_COMMAND - IDOK or IDCANCEL\n");
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/*
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* User dismissed the dialog, hide it until the
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* display mode is restored.
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*/
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ShowWindow(g_hDlgDepthChange, SW_HIDE);
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return TRUE;
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}
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break;
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case WM_CLOSE:
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winDebug("winChangeDepthDlgProc - WM_CLOSE\n");
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DestroyWindow(g_hDlgAbout);
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g_hDlgAbout = NULL;
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/* Fix to make sure keyboard focus isn't trapped */
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PostMessage(s_pScreenPriv->hwndScreen, WM_NULL, 0, 0);
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return TRUE;
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}
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return FALSE;
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}
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/*
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* Display the About dialog box
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*/
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void
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winDisplayAboutDialog(winPrivScreenPtr pScreenPriv)
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{
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/* Check if dialog already exists */
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if (g_hDlgAbout != NULL) {
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/* Dialog box already exists, display it */
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ShowWindow(g_hDlgAbout, SW_SHOWDEFAULT);
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/* User has lost the dialog. Show them where it is. */
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SetForegroundWindow(g_hDlgAbout);
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return;
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}
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/*
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* Display the about box
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*/
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g_hDlgAbout = CreateDialogParam(g_hInstance,
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"ABOUT_BOX",
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pScreenPriv->hwndScreen,
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winAboutDlgProc, (LPARAM) pScreenPriv);
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/* 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,
|
|
(WPARAM) GetDlgItem(g_hDlgAbout, IDOK), TRUE);
|
|
}
|
|
|
|
/*
|
|
* Process messages for the about dialog.
|
|
*/
|
|
|
|
static INT_PTR CALLBACK
|
|
winAboutDlgProc(HWND hwndDialog, UINT message, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
static winPrivScreenPtr s_pScreenPriv = NULL;
|
|
|
|
#if ENABLE_DEBUG
|
|
winDebug("winAboutDlgProc\n");
|
|
#endif
|
|
|
|
/* Branch on message type */
|
|
switch (message) {
|
|
case WM_INITDIALOG:
|
|
#if ENABLE_DEBUG
|
|
winDebug("winAboutDlgProc - WM_INITDIALOG\n");
|
|
#endif
|
|
|
|
/* Store pointer to private structure for future use */
|
|
s_pScreenPriv = (winPrivScreenPtr) lParam;
|
|
|
|
winInitDialog(hwndDialog);
|
|
|
|
/* Override the URL buttons */
|
|
winOverrideURLButton(hwndDialog, ID_ABOUT_WEBSITE);
|
|
|
|
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:
|
|
winDebug("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_WEBSITE);
|
|
|
|
return TRUE;
|
|
|
|
case ID_ABOUT_WEBSITE:
|
|
{
|
|
const char *pszPath = __VENDORDWEBSUPPORT__;
|
|
INT_PTR iReturn;
|
|
|
|
iReturn = (INT_PTR) ShellExecute(NULL,
|
|
"open",
|
|
pszPath, NULL, NULL, SW_MAXIMIZE);
|
|
if (iReturn < 32) {
|
|
ErrorF("winAboutDlgProc - WM_COMMAND - ID_ABOUT_WEBSITE - "
|
|
"ShellExecute failed: %d\n", (int)iReturn);
|
|
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
break;
|
|
|
|
case WM_CLOSE:
|
|
winDebug("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_WEBSITE);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|