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| author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2014-10-11 19:59:37 (GMT) |
|---|---|---|
| committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2014-10-11 19:59:37 (GMT) |
| commit | 4d8cae98bed28595c23a57af528ca2c53c18e023 (patch) | |
| tree | aaff927695d96514f85843ccf052adeb2c3aac44 /win/tkWinButton.c | |
| parent | 8c3d9368c19f90f3705404a0eccc310819f67c76 (diff) | |
| parent | f995e779cf5c0142ea0136713155f875c62cdc1d (diff) | |
| download | tk-4d8cae98bed28595c23a57af528ca2c53c18e023.zip tk-4d8cae98bed28595c23a57af528ca2c53c18e023.tar.gz tk-4d8cae98bed28595c23a57af528ca2c53c18e023.tar.bz2 | |
Fix [9e487e9f158b3aeda2b92ca75deb3abc04e21a61|9e487e9f15]: Fix for tkWinButton to avoid problems in plugin
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: |