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authorDan Gudmundsson <[email protected]>2014-01-14 13:17:25 +0100
committerDan Gudmundsson <[email protected]>2014-01-21 16:04:26 +0100
commit6459bb3e5c82cdd5474bdd77d8aff3a12ce88910 (patch)
treeb6e69430f8827bef89871efdb7681a5e418960d9 /lib/wx/c_src/wxe_main.cpp
parentcdd8d5daadc29a128e7c671e705a3e3ad32c7ecb (diff)
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wx: Refactor C++ code
Try to clean up the files a bit
Diffstat (limited to 'lib/wx/c_src/wxe_main.cpp')
-rw-r--r--lib/wx/c_src/wxe_main.cpp163
1 files changed, 163 insertions, 0 deletions
diff --git a/lib/wx/c_src/wxe_main.cpp b/lib/wx/c_src/wxe_main.cpp
new file mode 100644
index 0000000000..2bec2422c9
--- /dev/null
+++ b/lib/wx/c_src/wxe_main.cpp
@@ -0,0 +1,163 @@
+/*
+ * %CopyrightBegin%
+ *
+ * Copyright Ericsson AB 2014. All Rights Reserved.
+ *
+ * The contents of this file are subject to the Erlang Public License,
+ * Version 1.1, (the "License"); you may not use this file except in
+ * compliance with the License. You should have received a copy of the
+ * Erlang Public License along with this software. If not, it can be
+ * retrieved online at http://www.erlang.org/.
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * %CopyrightEnd%
+ */
+
+#if defined(_WIN32)
+#include <wx/msw/private.h> // for wxSetInstance
+#endif
+
+#include "wxe_impl.h"
+
+// Until fixed in emulator
+#ifndef _WIN32
+extern "C" {
+ extern void erts_thread_disable_fpe(void);
+}
+#endif
+
+ErlDrvTid wxe_thread;
+
+ErlDrvMutex *wxe_status_m;
+ErlDrvCond *wxe_status_c;
+
+int wxe_status = WXE_NOT_INITIATED;
+
+ErlDrvMutex * wxe_batch_locker_m;
+ErlDrvCond * wxe_batch_locker_c;
+ErlDrvTermData init_caller = 0;
+
+#ifdef __DARWIN__
+extern "C" {
+ int erl_drv_stolen_main_thread_join(ErlDrvTid tid, void **respp);
+ int erl_drv_steal_main_thread(char *name,
+ ErlDrvTid *dtid,
+ void* (*func)(void*),
+ void* arg,
+ ErlDrvThreadOpts *opts);
+}
+#endif
+
+void *wxe_main_loop(void * );
+
+/* ************************************************************
+ * START AND STOP of driver thread
+ * ************************************************************/
+
+int load_native_gui()
+{
+ return 1;
+}
+
+int start_native_gui(wxe_data *sd)
+{
+ int res;
+ wxe_status_m = erl_drv_mutex_create((char *) "wxe_status_m");
+ wxe_status_c = erl_drv_cond_create((char *)"wxe_status_c");
+
+ wxe_batch_locker_m = erl_drv_mutex_create((char *)"wxe_batch_locker_m");
+ wxe_batch_locker_c = erl_drv_cond_create((char *)"wxe_batch_locker_c");
+ init_caller = driver_connected(sd->port_handle);
+
+#ifdef __DARWIN__
+ res = erl_drv_steal_main_thread((char *)"wxwidgets",
+ &wxe_thread,wxe_main_loop,(void *) sd->pdl,NULL);
+#else
+ res = erl_drv_thread_create((char *)"wxwidgets",
+ &wxe_thread,wxe_main_loop,(void *) sd->pdl,NULL);
+#endif
+ if(res == 0) {
+ erl_drv_mutex_lock(wxe_status_m);
+ for(;wxe_status == WXE_NOT_INITIATED;) {
+ erl_drv_cond_wait(wxe_status_c, wxe_status_m);
+ }
+ erl_drv_mutex_unlock(wxe_status_m);
+ return wxe_status;
+ } else {
+ wxString msg;
+ msg.Printf(wxT("Erlang failed to create wxe-thread %d\r\n"), res);
+ send_msg("error", &msg);
+ return -1;
+ }
+}
+
+void stop_native_gui(wxe_data *sd)
+{
+ if(wxe_status == WXE_INITIATED) {
+ meta_command(WXE_SHUTDOWN, sd);
+ }
+#ifdef __DARWIN__
+ erl_drv_stolen_main_thread_join(wxe_thread, NULL);
+#else
+ erl_drv_thread_join(wxe_thread, NULL);
+#endif
+ erl_drv_mutex_destroy(wxe_status_m);
+ erl_drv_cond_destroy(wxe_status_c);
+ erl_drv_mutex_destroy(wxe_batch_locker_m);
+ erl_drv_cond_destroy(wxe_batch_locker_c);
+}
+
+void unload_native_gui()
+{
+
+}
+
+/* ************************************************************
+ * wxWidgets Thread
+ * ************************************************************/
+
+void *wxe_main_loop(void *vpdl)
+{
+ int result;
+ int argc = 1;
+ char * temp = (char *) "Erlang";
+ char * argv[] = {temp,NULL};
+ ErlDrvPDL pdl = (ErlDrvPDL) vpdl;
+
+ driver_pdl_inc_refc(pdl);
+
+ // Disable floating point execption if they are on.
+ // This should be done in emulator but it's not in yet.
+#ifndef _WIN32
+ erts_thread_disable_fpe();
+#else
+ // Setup that wxWidgets should look for cursors and icons in
+ // this dll and not in werl.exe (which is the default)
+ HMODULE WXEHandle = GetModuleHandle(_T("wxe_driver"));
+ wxSetInstance((HINSTANCE) WXEHandle);
+#endif
+
+ wxe_ps_init();
+ result = wxEntry(argc, argv);
+ // fprintf(stderr, "WXWidgets quits main loop %d \r\n", result);
+ if(result >= 0 && wxe_status == WXE_INITIATED) {
+ /* We are done try to make a clean exit */
+ wxe_status = WXE_EXITED;
+ driver_pdl_dec_refc(pdl);
+#ifndef __DARWIN__
+ erl_drv_thread_exit(NULL);
+#endif
+ return NULL;
+ } else {
+ erl_drv_mutex_lock(wxe_status_m);
+ wxe_status = WXE_ERROR;
+ erl_drv_cond_signal(wxe_status_c);
+ erl_drv_mutex_unlock(wxe_status_m);
+ driver_pdl_dec_refc(pdl);
+ return NULL;
+ }
+}