diff options
Diffstat (limited to 'Mac')
-rw-r--r-- | Mac/Modules/macosmodule.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/Mac/Modules/macosmodule.c b/Mac/Modules/macosmodule.c index 5b445c0..8018839 100644 --- a/Mac/Modules/macosmodule.c +++ b/Mac/Modules/macosmodule.c @@ -36,6 +36,7 @@ OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. #include <Events.h> #else #include <Carbon/Carbon.h> +#include <ApplicationServices/ApplicationServices.h> #endif static PyObject *MacOS_Error; /* Exception MacOS.Error */ @@ -521,6 +522,47 @@ MacOS_SysBeep(PyObject *self, PyObject *args) return Py_None; } +static char WMAvailable_doc[] = + "True if this process can interact with the display." + "Will foreground the application on the first call as a side-effect." + ; + +static PyObject * +MacOS_WMAvailable(PyObject *self, PyObject *args) +{ + static PyObject *rv = NULL; + + if (!PyArg_ParseTuple(args, "")) + return NULL; + if (!rv) { +#if TARGET_API_MAC_OSX + ProcessSerialNumber psn; + + /* + ** This is a fairly innocuous call to make if we don't have a window + ** manager, or if we have no permission to talk to it. It will print + ** a message on stderr, but at least it won't abort the process. + ** It appears the function caches the result itself, and it's cheap, so + ** no need for us to cache. + */ + if (CGMainDisplayID() == 0) { + rv = Py_False; + } else { + if (GetCurrentProcess(&psn) < 0 || + SetFrontProcess(&psn) < 0) { + rv = Py_False; + } else { + rv = Py_True; + } + } +#else + rv = Py_True; +#endif + } + Py_INCREF(rv); + return rv; +} + static char GetTicks_doc[] = "Return number of ticks since bootup"; static PyObject * @@ -672,6 +714,7 @@ static PyMethodDef MacOS_Methods[] = { {"DebugStr", MacOS_DebugStr, 1, DebugStr_doc}, {"GetTicks", MacOS_GetTicks, 1, GetTicks_doc}, {"SysBeep", MacOS_SysBeep, 1, SysBeep_doc}, + {"WMAvailable", MacOS_WMAvailable, 1, WMAvailable_doc}, #if !TARGET_API_MAC_OSX {"FreeMem", MacOS_FreeMem, 1, FreeMem_doc}, {"MaxBlock", MacOS_MaxBlock, 1, MaxBlock_doc}, |