Ability to hide the mouse pointer on a keypress a la Word

[originally from svn r883]

putty.h

@@ -196,6 +196,7 @@ typedef struct {
     int fontcharset;
     char logfilename[FILENAME_MAX];
     int logtype;
+    int hide_mouseptr;
     /* Colour options */
     int try_palette;
     int bold_colour;

settings.c

@@ -95,6 +95,7 @@ void save_settings (char *section, int do_host, Config *cfg) {
     write_setting_i (sesskey, "ComposeKey", cfg->compose_key);
     write_setting_i (sesskey, "LdiscTerm", cfg->ldisc_term);
     write_setting_i (sesskey, "AlwaysOnTop", cfg->alwaysontop);
+    write_setting_i (sesskey, "HideMousePtr", cfg->hide_mouseptr);
     write_setting_i (sesskey, "CurType", cfg->cursor_type);
     write_setting_i (sesskey, "BlinkCur", cfg->blink_cur);
     write_setting_i (sesskey, "Beep", cfg->beep);
@@ -238,6 +239,7 @@ void load_settings (char *section, int do_host, Config *cfg) {
     gppi (sesskey, "ComposeKey", 0, &cfg->compose_key);
     gppi (sesskey, "LdiscTerm", 0, &cfg->ldisc_term);
     gppi (sesskey, "AlwaysOnTop", 0, &cfg->alwaysontop);
+    gppi (sesskey, "HideMousePtr", 0, &cfg->hide_mouseptr);
     gppi (sesskey, "CurType", 0, &cfg->cursor_type);
     gppi (sesskey, "BlinkCur", 0, &cfg->blink_cur);
     gppi (sesskey, "Beep", 1, &cfg->beep);

windlg.c

@@ -275,6 +275,7 @@ enum { IDCX_ABOUT = IDC_ABOUT, IDCX_TVSTATIC, IDCX_TREEVIEW, controlstartvalue,
     IDC_BOX_APPEARANCE1, IDC_BOXT_APPEARANCE1,
     IDC_BOX_APPEARANCE2, IDC_BOXT_APPEARANCE2,
     IDC_BOX_APPEARANCE3, IDC_BOXT_APPEARANCE3,
+    IDC_BOX_APPEARANCE4, IDC_BOXT_APPEARANCE4,
     IDC_CURSORSTATIC,
     IDC_CURBLOCK,
     IDC_CURUNDER,
@@ -285,6 +286,7 @@ enum { IDCX_ABOUT = IDC_ABOUT, IDCX_TVSTATIC, IDCX_TREEVIEW, controlstartvalue,
     IDC_WINTITLE,
     IDC_WINEDIT,
     IDC_WINNAME,
+    IDC_HIDEMOUSE,
     appearancepanelend,
 
     connectionpanelstart,
@@ -496,6 +498,7 @@ static void init_dlg_ctrls(HWND hwnd) {
 
     SetDlgItemText (hwnd, IDC_WINEDIT, cfg.wintitle);
     CheckDlgButton (hwnd, IDC_WINNAME, cfg.win_name_always);
+    CheckDlgButton (hwnd, IDC_HIDEMOUSE, cfg.hide_mouseptr);
     CheckRadioButton (hwnd, IDC_CURBLOCK, IDC_CURVERT,
 		      cfg.cursor_type==0 ? IDC_CURBLOCK :
 		      cfg.cursor_type==1 ? IDC_CURUNDER : IDC_CURVERT);
@@ -892,6 +895,11 @@ static int GenericMainDlgProc (HWND hwnd, UINT msg,
                       IDC_WINEDIT, 100, NULL);
 	    checkbox(&cp, "Avoid ever using &icon title", IDC_WINNAME);
             endbox(&cp);
+            beginbox(&cp, "Adjust the use of the mouse pointer",
+                     IDC_BOX_APPEARANCE4, IDC_BOXT_APPEARANCE4);
+	    checkbox(&cp, "Hide mouse &pointer when typing in window",
+                     IDC_HIDEMOUSE);
+            endbox(&cp);
 
             treeview_insert(&tvfaff, 1, "Appearance");
 	}
@@ -1502,6 +1510,11 @@ static int GenericMainDlgProc (HWND hwnd, UINT msg,
 		HIWORD(wParam) == BN_DOUBLECLICKED)
 		cfg.win_name_always = IsDlgButtonChecked (hwnd, IDC_WINNAME);
 	    break;
+	  case IDC_HIDEMOUSE:
+	    if (HIWORD(wParam) == BN_CLICKED ||
+		HIWORD(wParam) == BN_DOUBLECLICKED)
+		cfg.hide_mouseptr = IsDlgButtonChecked (hwnd, IDC_HIDEMOUSE);
+	    break;
 	  case IDC_CURBLOCK:
 	    if (HIWORD(wParam) == BN_CLICKED ||
 		HIWORD(wParam) == BN_DOUBLECLICKED)

window.c

@@ -1054,6 +1054,17 @@ static void click (Mouse_Button b, int x, int y) {
     lasttime = thistime;
 }
 
+static void show_mouseptr(int show) {
+    static int cursor_visible = 1;
+    if (!cfg.hide_mouseptr)            /* override if this feature disabled */
+        show = 1;
+    if (cursor_visible && !show)
+        ShowCursor(FALSE);
+    else if (!cursor_visible && show)
+        ShowCursor(TRUE);
+    cursor_visible = show;
+}
+
 static LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
                                  WPARAM wParam, LPARAM lParam) {
     HDC hdc;
@@ -1087,6 +1098,7 @@ static LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
       case WM_CREATE:
 	break;
       case WM_CLOSE:
+        show_mouseptr(1);
 	if (!cfg.warn_on_close || session_closed ||
 	    MessageBox(hwnd, "Are you sure you want to close this session?",
 		       "PuTTY Exit Confirmation",
@@ -1094,6 +1106,7 @@ static LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
 	    DestroyWindow(hwnd);
 	return 0;
       case WM_DESTROY:
+        show_mouseptr(1);
 	PostQuitMessage (0);
 	return 0;
       case WM_SYSCOMMAND:
@@ -1329,40 +1342,47 @@ static LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
 #define TO_CHR_Y(y) (((y)<0 ? (y)-font_height+1: (y)) / font_height)
 
       case WM_LBUTTONDOWN:
+        show_mouseptr(1);
 	click (MB_SELECT, TO_CHR_X(X_POS(lParam)),
 	       TO_CHR_Y(Y_POS(lParam)));
         SetCapture(hwnd);
 	return 0;
       case WM_LBUTTONUP:
+        show_mouseptr(1);
 	term_mouse (MB_SELECT, MA_RELEASE, TO_CHR_X(X_POS(lParam)),
 		    TO_CHR_Y(Y_POS(lParam)));
         ReleaseCapture();
 	return 0;
       case WM_MBUTTONDOWN:
+        show_mouseptr(1);
         SetCapture(hwnd);
 	click (cfg.mouse_is_xterm ? MB_PASTE : MB_EXTEND,
 	       TO_CHR_X(X_POS(lParam)),
 	       TO_CHR_Y(Y_POS(lParam)));
 	return 0;
       case WM_MBUTTONUP:
+        show_mouseptr(1);
 	term_mouse (cfg.mouse_is_xterm ? MB_PASTE : MB_EXTEND,
 		    MA_RELEASE, TO_CHR_X(X_POS(lParam)),
 		    TO_CHR_Y(Y_POS(lParam)));
         ReleaseCapture();
 	return 0;
       case WM_RBUTTONDOWN:
+        show_mouseptr(1);
         SetCapture(hwnd);
 	click (cfg.mouse_is_xterm ? MB_EXTEND : MB_PASTE,
 	       TO_CHR_X(X_POS(lParam)),
 	       TO_CHR_Y(Y_POS(lParam)));
 	return 0;
       case WM_RBUTTONUP:
+        show_mouseptr(1);
 	term_mouse (cfg.mouse_is_xterm ? MB_EXTEND : MB_PASTE,
 		    MA_RELEASE, TO_CHR_X(X_POS(lParam)),
 		    TO_CHR_Y(Y_POS(lParam)));
         ReleaseCapture();
 	return 0;
       case WM_MOUSEMOVE:
+        show_mouseptr(1);
 	/*
 	 * Add the mouse position and message time to the random
 	 * number noise.
@@ -1428,6 +1448,7 @@ static LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
 	term_update();
 	break;
       case WM_KILLFOCUS:
+        show_mouseptr(1);
 	has_focus = FALSE;
         DestroyCaret();
 	term_out();
@@ -1594,6 +1615,9 @@ static LRESULT CALLBACK WndProc (HWND hwnd, UINT message,
 		if (len == -1)
 		    return DefWindowProc (hwnd, message, wParam, lParam);
 		ldisc->send (buf, len);
+
+                if (len > 0)
+                    show_mouseptr(0);
 	    }
 	}
 	return 0;