Retired the #ifdef DUMP_PACKETS stuff in ssh.c because I'm utterly
[u/mdw/putty] / window.c
index a42d588..54665c9 100644 (file)
--- a/window.c
+++ b/window.c
 #endif
 #endif
 
+#if WINVER < 0x0500
+#define COMPILE_MULTIMON_STUBS
+#include <multimon.h>
+#endif
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <ctype.h>
 #define IDM_TEL_SUSP  0x0110
 #define IDM_TEL_EOR   0x0120
 #define IDM_TEL_EOF   0x0130
-#define IDM_ABOUT     0x0140
-#define IDM_SAVEDSESS 0x0150
-#define IDM_COPYALL   0x0160
-#define IDM_FULLSCREEN 0x0170
+#define IDM_HELP      0x0140
+#define IDM_ABOUT     0x0150
+#define IDM_SAVEDSESS 0x0160
+#define IDM_COPYALL   0x0170
+#define IDM_FULLSCREEN 0x0180
 
 #define IDM_SESSLGP   0x0250          /* log type printable */
 #define IDM_SESSLGA   0x0260          /* log type all chars */
@@ -54,6 +60,7 @@
 #define IDM_SAVED_MAX 0x2000
 
 #define WM_IGNORE_CLIP (WM_XUSER + 2)
+#define WM_FULLSCR_ON_MAX (WM_XUSER + 3)
 
 /* Needed for Chinese support and apparently not always defined. */
 #ifndef VK_PROCESSKEY
@@ -73,10 +80,15 @@ static void init_palette(void);
 static void init_fonts(int, int);
 static void another_font(int);
 static void deinit_fonts(void);
+static void set_input_locale(HKL);
+
+static int is_full_screen(void);
+static void make_full_screen(void);
+static void clear_full_screen(void);
+static void flip_full_screen(void);
 
 /* Window layout information */
 static void reset_window(int);
-static int full_screen = 0;
 static int extra_width, extra_height;
 static int font_width, font_height, font_dualwidth;
 static int offset_width, offset_height;
@@ -88,7 +100,6 @@ static WPARAM pend_netevent_wParam = 0;
 static LPARAM pend_netevent_lParam = 0;
 static void enact_pending_netevent(void);
 static void flash_window(int mode);
-static void flip_full_screen(void);
 
 static time_t last_movement = 0;
 
@@ -190,6 +201,32 @@ int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show)
     }
 
     /*
+     * See if we can find our Help file.
+     */
+    {
+        char b[2048], *p, *q, *r;
+        FILE *fp;
+        GetModuleFileName(NULL, b, sizeof(b) - 1);
+        r = b;
+        p = strrchr(b, '\\');
+        if (p && p >= r) r = p+1;
+        q = strrchr(b, ':');
+        if (q && q >= r) r = q+1;
+        strcpy(r, "putty.hlp");
+        if ( (fp = fopen(b, "r")) != NULL) {
+            help_path = dupstr(b);
+            fclose(fp);
+        } else
+            help_path = NULL;
+        strcpy(r, "putty.cnt");
+        if ( (fp = fopen(b, "r")) != NULL) {
+            help_has_contents = TRUE;
+            fclose(fp);
+        } else
+            help_has_contents = FALSE;
+    }
+
+    /*
      * Process the command line.
      */
     {
@@ -507,7 +544,7 @@ int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show)
        char msg[1024], *title;
        char *realhost;
 
-       error = back->init(cfg.host, cfg.port, &realhost);
+       error = back->init(cfg.host, cfg.port, &realhost, cfg.tcp_nodelay);
        if (error) {
            sprintf(msg, "Unable to open connection to\n"
                    "%.800s\n" "%s", cfg.host, error);
@@ -585,14 +622,15 @@ int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show)
        AppendMenu(m, (cfg.resize_action == RESIZE_DISABLED) ?
                   MF_GRAYED : MF_ENABLED, IDM_FULLSCREEN, "&Full Screen");
        AppendMenu(m, MF_SEPARATOR, 0, 0);
+        if (help_path)
+            AppendMenu(m, MF_ENABLED, IDM_HELP, "&Help");
        AppendMenu(m, MF_ENABLED, IDM_ABOUT, "&About PuTTY");
     }
 
     /*
-     * Finally show the window!
+     * Set up the initial input locale.
      */
-    ShowWindow(hwnd, show);
-    SetForegroundWindow(hwnd);
+    set_input_locale(GetKeyboardLayout(0));
 
     /*
      * Open the initial log file if there is one.
@@ -600,6 +638,12 @@ int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show)
     logfopen();
 
     /*
+     * Finally show the window!
+     */
+    ShowWindow(hwnd, show);
+    SetForegroundWindow(hwnd);
+
+    /*
      * Set the palette up.
      */
     pal = NULL;
@@ -666,6 +710,9 @@ int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show)
 
            flash_window(1);           /* maintain */
 
+           /* The messages seem unreliable; especially if we're being tricky */
+           has_focus = (GetForegroundWindow() == hwnd);
+
            if (in_vbell)
                /* Hmm, term_update didn't want to do an update too soon ... */
                timer_id = SetTimer(hwnd, 1, 50, NULL);
@@ -1113,7 +1160,7 @@ void request_resize(int w, int h)
 
     /* If the window is maximized supress resizing attempts */
     if (IsZoomed(hwnd)) {
-       if (cfg.resize_action != RESIZE_FONT)
+       if (cfg.resize_action == RESIZE_TERM)
            return;
     }
 
@@ -1150,7 +1197,7 @@ void request_resize(int w, int h)
 
     term_size(h, w, cfg.savelines);
 
-    if (cfg.resize_action != RESIZE_FONT) {
+    if (cfg.resize_action != RESIZE_FONT && !IsZoomed(hwnd)) {
        width = extra_width + font_width * w;
        height = extra_height + font_height * h;
 
@@ -1185,6 +1232,8 @@ static void reset_window(int reinit) {
     win_width  = cr.right - cr.left;
     win_height = cr.bottom - cr.top;
 
+    if (cfg.resize_action == RESIZE_DISABLED) reinit = 2;
+
     /* Are we being forced to reload the fonts ? */
     if (reinit>1) {
 #ifdef RDB_DEBUG_PATCH
@@ -1218,7 +1267,7 @@ static void reset_window(int reinit) {
        extra_width = wr.right - wr.left - cr.right + cr.left;
        extra_height = wr.bottom - wr.top - cr.bottom + cr.top;
 
-       if (cfg.resize_action == RESIZE_FONT) {
+       if (cfg.resize_action != RESIZE_TERM) {
            if (  font_width != win_width/cols || 
                  font_height != win_height/rows) {
                deinit_fonts();
@@ -1274,6 +1323,8 @@ static void reset_window(int reinit) {
                         font_height*rows + extra_height,
                         SWP_NOMOVE | SWP_NOZORDER);
        }
+
+       InvalidateRect(hwnd, NULL, TRUE);
        return;
     }
 
@@ -1281,7 +1332,9 @@ static void reset_window(int reinit) {
      * window. But that may be too big for the screen which forces us
      * to change the terminal.
      */
-    if ((cfg.resize_action != RESIZE_FONT  && reinit==0) || reinit>0) {
+    if ((cfg.resize_action == RESIZE_TERM && reinit<=0) ||
+        (cfg.resize_action == RESIZE_EITHER && reinit<0) ||
+           reinit>0) {
        offset_width = offset_height = cfg.window_border;
        extra_width = wr.right - wr.left - cr.right + cr.left + offset_width*2;
        extra_height = wr.bottom - wr.top - cr.bottom + cr.top +offset_height*2;
@@ -1298,13 +1351,27 @@ static void reset_window(int reinit) {
 
            /* Grrr too big */
            if ( rows > height || cols > width ) {
-               if ( height > rows ) height = rows;
-               if ( width > cols )  width = cols;
-               term_size(height, width, cfg.savelines);
+               if (cfg.resize_action == RESIZE_EITHER) {
+                   /* Make the font the biggest we can */
+                   if (cols > width)
+                       font_width = (ss.right - ss.left - extra_width)/cols;
+                   if (rows > height)
+                       font_height = (ss.bottom - ss.top - extra_height)/rows;
+
+                   deinit_fonts();
+                   init_fonts(font_width, font_height);
+
+                   width = (ss.right - ss.left - extra_width) / font_width;
+                   height = (ss.bottom - ss.top - extra_height) / font_height;
+               } else {
+                   if ( height > rows ) height = rows;
+                   if ( width > cols )  width = cols;
+                   term_size(height, width, cfg.savelines);
 #ifdef RDB_DEBUG_PATCH
-               debug((27, "reset_window() -> term resize to (%d,%d)",
-                          height, width));
+                   debug((27, "reset_window() -> term resize to (%d,%d)",
+                              height, width));
 #endif
+               }
            }
            
            SetWindowPos(hwnd, NULL, 0, 0, 
@@ -1344,6 +1411,16 @@ static void reset_window(int reinit) {
     }
 }
 
+static void set_input_locale(HKL kl)
+{
+    char lbuf[20];
+
+    GetLocaleInfo(LOWORD(kl), LOCALE_IDEFAULTANSICODEPAGE,
+                 lbuf, sizeof(lbuf));
+
+    kbd_codepage = atoi(lbuf);
+}
+
 static void click(Mouse_Button b, int x, int y, int shift, int ctrl, int alt)
 {
     int thistime = GetMessageTime();
@@ -1407,13 +1484,15 @@ static int is_alt_pressed(void)
     return FALSE;
 }
 
+static int resizing;
+
 static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                                WPARAM wParam, LPARAM lParam)
 {
     HDC hdc;
     static int ignore_clip = FALSE;
-    static int resizing = FALSE;
     static int need_backend_resize = FALSE;
+    static int fullscr_on_max = FALSE;
 
     switch (message) {
       case WM_TIMER:
@@ -1492,15 +1571,20 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                    sprintf(c, "putty &%p", filemap);
                    cl = c;
                } else if (wParam == IDM_SAVEDSESS) {
-                   char *session =
-                       sessions[(lParam - IDM_SAVED_MIN) / 16];
-                   cl = smalloc(16 + strlen(session)); /* 8, but play safe */
-                   if (!cl)
-                       cl = NULL;     /* not a very important failure mode */
-                   else {
-                       sprintf(cl, "putty @%s", session);
-                       freecl = TRUE;
-                   }
+                   if ((lParam - IDM_SAVED_MIN) / 16 < nsessions) {
+                       char *session =
+                           sessions[(lParam - IDM_SAVED_MIN) / 16];
+                       cl = smalloc(16 + strlen(session));
+                                      /* 8, but play safe */
+                       if (!cl)
+                           cl = NULL;    
+                                      /* not a very important failure mode */
+                       else {
+                           sprintf(cl, "putty @%s", session);
+                           freecl = TRUE;
+                       }
+                   } else
+                       break;
                } else
                    cl = NULL;
 
@@ -1539,9 +1623,9 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                                   (cfg.resize_action == RESIZE_DISABLED)
                                   ? MF_GRAYED : MF_ENABLED);
                    /* Gracefully unzoom if necessary */
-                   if (full_screen &&
+                   if (IsZoomed(hwnd) &&
                        (cfg.resize_action == RESIZE_DISABLED)) {
-                       flip_full_screen();
+                       ShowWindow(hwnd, SW_RESTORE);
                    }
                }
 
@@ -1568,7 +1652,9 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                if (cfg.height != prev_cfg.height ||
                    cfg.width != prev_cfg.width ||
                    cfg.savelines != prev_cfg.savelines ||
-                   cfg.resize_action != RESIZE_TERM)
+                   cfg.resize_action == RESIZE_FONT ||
+                   (cfg.resize_action == RESIZE_EITHER && IsZoomed(hwnd)) ||
+                   cfg.resize_action == RESIZE_DISABLED)
                    term_size(cfg.height, cfg.width, cfg.savelines);
 
                /* Enable or disable the scroll bar, etc */
@@ -1595,15 +1681,22 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                        nexflag &= ~(WS_EX_CLIENTEDGE);
 
                    nflg = flag;
-                   if (full_screen ?
+                   if (is_full_screen() ?
                        cfg.scrollbar_in_fullscreen : cfg.scrollbar)
                        nflg |= WS_VSCROLL;
                    else
                        nflg &= ~WS_VSCROLL;
+
+                   if (cfg.resize_action == RESIZE_DISABLED ||
+                        is_full_screen())
+                       nflg &= ~WS_THICKFRAME;
+                   else
+                       nflg |= WS_THICKFRAME;
+
                    if (cfg.resize_action == RESIZE_DISABLED)
-                       nflg &= ~(WS_THICKFRAME | WS_MAXIMIZEBOX);
+                       nflg &= ~WS_MAXIMIZEBOX;
                    else
-                       nflg |= (WS_THICKFRAME | WS_MAXIMIZEBOX);
+                       nflg |= WS_MAXIMIZEBOX;
 
                    if (nflg != flag || nexflag != exflag) {
                        if (nflg != flag)
@@ -1640,8 +1733,9 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                    cfg.fontcharset != prev_cfg.fontcharset ||
                    cfg.vtmode != prev_cfg.vtmode ||
                    cfg.bold_colour != prev_cfg.bold_colour ||
-                   (cfg.resize_action != RESIZE_FONT &&
-                    prev_cfg.resize_action == RESIZE_FONT))
+                   cfg.resize_action == RESIZE_DISABLED ||
+                   cfg.resize_action == RESIZE_EITHER ||
+                   (cfg.resize_action != prev_cfg.resize_action))
                    init_lvl = 2;
 
                InvalidateRect(hwnd, NULL, TRUE);
@@ -1713,6 +1807,10 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
          case IDM_ABOUT:
            showabout(hwnd);
            break;
+         case IDM_HELP:
+           WinHelp(hwnd, help_path,
+                    help_has_contents ? HELP_FINDER : HELP_CONTENTS, 0);
+           break;
          case SC_MOUSEMENU:
            /*
             * We get this if the System menu has been activated
@@ -1734,8 +1832,8 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                PostMessage(hwnd, WM_CHAR, ' ', 0);
            break;
          case IDM_FULLSCREEN:
-               flip_full_screen();     
-               break;
+           flip_full_screen();
+           break;
          default:
            if (wParam >= IDM_SAVED_MIN && wParam <= IDM_SAVED_MAX) {
                SendMessage(hwnd, WM_SYSCOMMAND, IDM_SAVEDSESS, wParam);
@@ -1831,7 +1929,7 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
             * window, we put up the System menu instead of doing
             * selection.
             */
-           if (full_screen && press && button == MBT_LEFT &&
+           if (is_full_screen() && press && button == MBT_LEFT &&
                X_POS(lParam) == 0 && Y_POS(lParam) == 0) {
                SendMessage(hwnd, WM_SYSCOMMAND, SC_MOUSEMENU, 0);
                return 0;
@@ -1992,22 +2090,26 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
         * 1) Keep the sizetip uptodate
         * 2) Make sure the window size is _stepped_ in units of the font size.
         */
-       if (cfg.resize_action == RESIZE_TERM && !alt_pressed) {
+       if (cfg.resize_action != RESIZE_FONT && !alt_pressed) {
            int width, height, w, h, ew, eh;
            LPRECT r = (LPRECT) lParam;
 
-           if ( !need_backend_resize && 
+           if ( !need_backend_resize && cfg.resize_action == RESIZE_EITHER &&
                    (cfg.height != rows || cfg.width != cols )) {
                /* 
-                * Great! It seems the host has been changing the terminal
-                * size, well the user is now grabbing so this is probably
-                * the least confusing solution in the long run even though
-                * it a is suprise. Unfortunatly the only way to prevent 
-                * this seems to be to let the host change the window size 
-                * and as that's a user option we're still right back here.
-                */
+                * Great! It seems that both the terminal size and the
+                * font size have been changed and the user is now dragging.
+                * 
+                * It will now be difficult to get back to the configured
+                * font size!
+                *
+                * This would be easier but it seems to be too confusing.
+
                term_size(cfg.height, cfg.width, cfg.savelines);
                reset_window(2);
+                */
+               cfg.height=rows; cfg.width=cols;
+
                InvalidateRect(hwnd, NULL, TRUE);
                need_backend_resize = TRUE;
            }
@@ -2073,6 +2175,9 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
            return rv;
        }
        /* break;  (never reached) */
+      case WM_FULLSCR_ON_MAX:
+       fullscr_on_max = TRUE;
+       break;
       case WM_SIZE:
 #ifdef RDB_DEBUG_PATCH
        debug((27, "WM_SIZE %s (%d,%d)",
@@ -2083,13 +2188,17 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                "...",
            LOWORD(lParam), HIWORD(lParam)));
 #endif
-       if (wParam == SIZE_MINIMIZED) {
+       if (wParam == SIZE_MINIMIZED)
            SetWindowText(hwnd,
                          cfg.win_name_always ? window_name : icon_name);
-           break;
-       }
        if (wParam == SIZE_RESTORED || wParam == SIZE_MAXIMIZED)
            SetWindowText(hwnd, window_name);
+        if (wParam == SIZE_RESTORED)
+            clear_full_screen();
+        if (wParam == SIZE_MAXIMIZED && fullscr_on_max) {
+            make_full_screen();
+            fullscr_on_max = FALSE;
+        }
 
        if (cfg.resize_action == RESIZE_DISABLED) {
            /* A resize, well it better be a minimize. */
@@ -2102,11 +2211,11 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
            height = HIWORD(lParam);
 
            if (!resizing) {
-               if (wParam == SIZE_MAXIMIZED) {
+               if (wParam == SIZE_MAXIMIZED && !was_zoomed) {
                    was_zoomed = 1;
                    prev_rows = rows;
                    prev_cols = cols;
-                   if (cfg.resize_action != RESIZE_FONT) {
+                   if (cfg.resize_action == RESIZE_TERM) {
                        w = width / font_width;
                        if (w < 1) w = 1;
                        h = height / font_height;
@@ -2117,9 +2226,12 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
                    reset_window(0);
                } else if (wParam == SIZE_RESTORED && was_zoomed) {
                    was_zoomed = 0;
-                   if (cfg.resize_action != RESIZE_FONT)
+                   if (cfg.resize_action == RESIZE_TERM)
                        term_size(prev_rows, prev_cols, cfg.savelines);
-                   reset_window(0);
+                   if (cfg.resize_action != RESIZE_FONT)
+                       reset_window(2);
+                   else
+                       reset_window(0);
                }
                /* This is an unexpected resize, these will normally happen
                 * if the window is too large. Probably either the user
@@ -2136,7 +2248,7 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
             * down the connection during an NT opaque drag.)
             */
            if (resizing) {
-               if (cfg.resize_action == RESIZE_TERM && !alt_pressed) {
+               if (cfg.resize_action != RESIZE_FONT && !alt_pressed) {
                    need_backend_resize = TRUE;
                    w = (width-cfg.window_border*2) / font_width;
                    if (w < 1) w = 1;
@@ -2255,19 +2367,9 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
        net_pending_errors();
        return 0;
       case WM_INPUTLANGCHANGE:
-       {
-           /* wParam == Font number */
-           /* lParam == Locale */
-           char lbuf[20];
-           HKL NewInputLocale = (HKL) lParam;
-
-           // lParam == GetKeyboardLayout(0);
-
-           GetLocaleInfo(LOWORD(NewInputLocale),
-                         LOCALE_IDEFAULTANSICODEPAGE, lbuf, sizeof(lbuf));
-
-           kbd_codepage = atoi(lbuf);
-       }
+       /* wParam == Font number */
+       /* lParam == Locale */
+       set_input_locale((HKL)lParam);
        break;
       case WM_IME_NOTIFY:
        if(wParam == IMN_SETOPENSTATUS) {
@@ -3010,7 +3112,8 @@ static int TranslateKey(UINT message, WPARAM wParam, LPARAM lParam,
        }
        if (left_alt && wParam == VK_RETURN && cfg.fullscreenonaltenter &&
            (cfg.resize_action != RESIZE_DISABLED)) {
-           flip_full_screen();
+           if ((HIWORD(lParam) & (KF_UP | KF_REPEAT)) != KF_REPEAT)
+               flip_full_screen();
            return -1;
        }
        /* Control-Numlock for app-keypad mode switch */
@@ -3577,7 +3680,7 @@ void set_sbar(int total, int start, int page)
 {
     SCROLLINFO si;
 
-    if (!cfg.scrollbar)
+    if (is_full_screen() ? !cfg.scrollbar_in_fullscreen : !cfg.scrollbar)
        return;
 
     si.cbSize = sizeof(si);
@@ -3710,13 +3813,11 @@ void write_clip(wchar_t * data, int len, int must_deselect)
                           len * sizeof(wchar_t));
     clipdata2 = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE, len2);
 
-    if (!clipdata || !clipdata2 || !clipdata3) {
+    if (!clipdata || !clipdata2) {
        if (clipdata)
            GlobalFree(clipdata);
        if (clipdata2)
            GlobalFree(clipdata2);
-       if (clipdata3)
-           GlobalFree(clipdata3);
        return;
     }
     if (!(lock = GlobalLock(clipdata)))
@@ -4018,59 +4119,199 @@ void beep(int mode)
 }
 
 /*
- * Toggle full screen mode. Thanks to cwis@nerim.fr for the
- * implementation.
- * Revised by <wez@thebrainroom.com>
+ * Minimise or restore the window in response to a server-side
+ * request.
  */
-static void flip_full_screen(void)
+void set_iconic(int iconic)
 {
-    WINDOWPLACEMENT wp;
-    LONG style;
+    if (IsIconic(hwnd)) {
+       if (!iconic)
+           ShowWindow(hwnd, SW_RESTORE);
+    } else {
+       if (iconic)
+           ShowWindow(hwnd, SW_MINIMIZE);
+    }
+}
 
-    wp.length = sizeof(wp);
-    GetWindowPlacement(hwnd, &wp);
+/*
+ * Move the window in response to a server-side request.
+ */
+void move_window(int x, int y)
+{
+    SetWindowPos(hwnd, NULL, x, y, 0, 0, SWP_NOSIZE | SWP_NOZORDER);
+}
 
-    full_screen = !full_screen;
+/*
+ * Move the window to the top or bottom of the z-order in response
+ * to a server-side request.
+ */
+void set_zorder(int top)
+{
+    if (cfg.alwaysontop)
+       return;                        /* ignore */
+    SetWindowPos(hwnd, top ? HWND_TOP : HWND_BOTTOM, 0, 0, 0, 0,
+                SWP_NOMOVE | SWP_NOSIZE);
+}
 
-    if (full_screen) {
-       if (wp.showCmd == SW_SHOWMAXIMIZED) {
-           /* Ooops it was already 'zoomed' we have to unzoom it before
-            * everything will work right.
-            */
-           wp.showCmd = SW_SHOWNORMAL;
-           SetWindowPlacement(hwnd, &wp);
-       }
+/*
+ * Refresh the window in response to a server-side request.
+ */
+void refresh_window(void)
+{
+    InvalidateRect(hwnd, NULL, TRUE);
+}
+
+/*
+ * Maximise or restore the window in response to a server-side
+ * request.
+ */
+void set_zoomed(int zoomed)
+{
+    if (IsZoomed(hwnd)) {
+        if (!zoomed)
+           ShowWindow(hwnd, SW_RESTORE);
+    } else {
+       if (zoomed)
+           ShowWindow(hwnd, SW_MAXIMIZE);
+    }
+}
+
+/*
+ * Report whether the window is iconic, for terminal reports.
+ */
+int is_iconic(void)
+{
+    return IsIconic(hwnd);
+}
 
-       style = GetWindowLong(hwnd, GWL_STYLE) & ~WS_CAPTION;
+/*
+ * Report the window's position, for terminal reports.
+ */
+void get_window_pos(int *x, int *y)
+{
+    RECT r;
+    GetWindowRect(hwnd, &r);
+    *x = r.left;
+    *y = r.top;
+}
+
+/*
+ * Report the window's pixel size, for terminal reports.
+ */
+void get_window_pixels(int *x, int *y)
+{
+    RECT r;
+    GetWindowRect(hwnd, &r);
+    *x = r.right - r.left;
+    *y = r.bottom - r.top;
+}
+
+/*
+ * Return the window or icon title.
+ */
+char *get_window_title(int icon)
+{
+    return icon ? icon_name : window_name;
+}
+
+/*
+ * See if we're in full-screen mode.
+ */
+int is_full_screen()
+{
+    if (!IsZoomed(hwnd))
+       return FALSE;
+    if (GetWindowLong(hwnd, GWL_STYLE) & WS_CAPTION)
+       return FALSE;
+    return TRUE;
+}
+
+/*
+ * Go full-screen. This should only be called when we are already
+ * maximised.
+ */
+void make_full_screen()
+{
+    DWORD style;
+    int x, y, w, h;
+
+    assert(IsZoomed(hwnd));
+
+    /* Remove the window furniture. */
+    style = GetWindowLong(hwnd, GWL_STYLE);
+    style &= ~(WS_CAPTION | WS_BORDER | WS_THICKFRAME);
+    if (cfg.scrollbar_in_fullscreen)
+       style |= WS_VSCROLL;
+    else
        style &= ~WS_VSCROLL;
-       if (cfg.scrollbar_in_fullscreen)
-           style |= WS_VSCROLL;
-       SetWindowLong(hwnd, GWL_STYLE, style);
+    SetWindowLong(hwnd, GWL_STYLE, style);
 
-       /* This seems to be needed otherwize explorer doesn't notice
-        * we want to go fullscreen and it's bar is still visible
-        */
-       SetWindowPos(hwnd, NULL, 0, 0, 0, 0,
-                    SWP_NOACTIVATE | SWP_NOCOPYBITS |
-                    SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER |
-                    SWP_FRAMECHANGED);
+    /* Resize ourselves to exactly cover the nearest monitor. */
+#ifdef MONITOR_DEFAULTTONEAREST
+    {
+       HMONITOR mon;
+       MONITORINFO mi;
+       mon = MonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST);
+       mi.cbSize = sizeof(mi);
+       GetMonitorInfo(mon, &mi);
+       x = mi.rcMonitor.left;
+       y = mi.rcMonitor.top;
+       w = mi.rcMonitor.right;
+       h = mi.rcMonitor.bottom;
+    }
+#else
+    x = y = 0;
+    w = GetSystemMetrics(SM_CXSCREEN);
+    h = GetSystemMetrics(SM_CYSCREEN);
+#endif
+    SetWindowPos(hwnd, HWND_TOP, x, y, w, h, SWP_FRAMECHANGED);
 
-       wp.showCmd = SW_SHOWMAXIMIZED;
-       SetWindowPlacement(hwnd, &wp);
-    } else {
-       style = GetWindowLong(hwnd, GWL_STYLE) | WS_CAPTION;
+    /* Tick the menu item in the System menu. */
+    CheckMenuItem(GetSystemMenu(hwnd, FALSE), IDM_FULLSCREEN,
+                 MF_CHECKED);
+}
+
+/*
+ * Clear the full-screen attributes.
+ */
+void clear_full_screen()
+{
+    DWORD oldstyle, style;
+
+    /* Reinstate the window furniture. */
+    style = oldstyle = GetWindowLong(hwnd, GWL_STYLE);
+    style |= WS_CAPTION | WS_BORDER;
+    if (cfg.resize_action == RESIZE_DISABLED)
+        style &= ~WS_THICKFRAME;
+    else
+        style |= WS_THICKFRAME;
+    if (cfg.scrollbar)
+       style |= WS_VSCROLL;
+    else
        style &= ~WS_VSCROLL;
-       if (cfg.scrollbar)
-           style |= WS_VSCROLL;
+    if (style != oldstyle) {
        SetWindowLong(hwnd, GWL_STYLE, style);
-
-       /* Don't need to do a SetWindowPos as the resize will force a
-        * full redraw.
-        */
-       wp.showCmd = SW_SHOWNORMAL;
-       SetWindowPlacement(hwnd, &wp);
+       SetWindowPos(hwnd, NULL, 0, 0, 0, 0,
+                    SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER |
+                    SWP_FRAMECHANGED);
     }
 
+    /* Untick the menu item in the System menu. */
     CheckMenuItem(GetSystemMenu(hwnd, FALSE), IDM_FULLSCREEN,
-                 MF_BYCOMMAND| full_screen ? MF_CHECKED : MF_UNCHECKED);
+                 MF_UNCHECKED);
+}
+
+/*
+ * Toggle full-screen mode.
+ */
+void flip_full_screen()
+{
+    if (is_full_screen()) {
+       ShowWindow(hwnd, SW_RESTORE);
+    } else if (IsZoomed(hwnd)) {
+       make_full_screen();
+    } else {
+       SendMessage(hwnd, WM_FULLSCR_ON_MAX, 0, 0);
+       ShowWindow(hwnd, SW_MAXIMIZE);
+    }
 }