diff options
Diffstat (limited to 'win/tkWinButton.c')
| -rw-r--r-- | win/tkWinButton.c | 34 |
1 files changed, 21 insertions, 13 deletions
diff --git a/win/tkWinButton.c b/win/tkWinButton.c index ca6d48e..e46bcb3 100644 --- a/win/tkWinButton.c +++ b/win/tkWinButton.c @@ -1265,21 +1265,29 @@ ButtonProc( return 0; } case BN_CLICKED: { - int code; - Tcl_Interp *interp = butPtr->info.interp; - - if (butPtr->info.state != STATE_DISABLED) { - Tcl_Preserve((ClientData)interp); - code = TkInvokeButton((TkButton*)butPtr); - if (code != TCL_OK && code != TCL_CONTINUE - && code != TCL_BREAK) { - Tcl_AddErrorInfo(interp, "\n (button invoke)"); - Tcl_BackgroundException(interp, code); + /* + * OOPS: chromium fires WM_NULL regularly to ping if plugin is still + * alive. When using an external window (i.e. via the tcl plugin), this + * causes all buttons to fire once a second, so we need to make sure + * that we are not dealing with the chromium life check. + */ + if (wParam != 0 || lParam != 0) { + int code; + Tcl_Interp *interp = butPtr->info.interp; + + if (butPtr->info.state != STATE_DISABLED) { + Tcl_Preserve((ClientData)interp); + code = TkInvokeButton((TkButton*)butPtr); + if (code != TCL_OK && code != TCL_CONTINUE + && code != TCL_BREAK) { + Tcl_AddErrorInfo(interp, "\n (button invoke)"); + Tcl_BackgroundException(interp, code); + } + Tcl_Release((ClientData)interp); } - Tcl_Release((ClientData)interp); + Tcl_ServiceAll(); + return 0; } - Tcl_ServiceAll(); - return 0; } default: |