Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/dtwm/WmMain.c

@@ -0,0 +1,284 @@
+/* 
+ * (c) Copyright 1989, 1990, 1991, 1992 OPEN SOFTWARE FOUNDATION, INC. 
+ * ALL RIGHTS RESERVED 
+*/ 
+/* 
+ * Motif Release 1.2.1
+*/ 
+#ifdef REV_INFO
+#ifndef lint
+static char rcsid[] = "$TOG: WmMain.c /main/8 1998/04/20 13:01:09 mgreess $"
+#endif
+#endif
+/*
+ * (c) Copyright 1987, 1988, 1989, 1990 HEWLETT-PACKARD COMPANY */
+
+/*
+ * Included Files:
+ */
+
+#include "WmGlobal.h"
+
+#ifndef NO_MULTIBYTE
+#include <locale.h>
+#endif
+#ifdef WSM
+#include <Dt/Message.h>
+#include <Dt/EnvControlP.h>
+#endif /* WSM */
+/*
+ * include extern functions
+ */
+
+#include "WmCEvent.h"
+#include "WmEvent.h"
+#include "WmInitWs.h"
+#ifdef WSM
+#include "WmIPC.h"
+#include "WmBackdrop.h"
+#endif /* WSM */
+
+
+/*
+ * Function Declarations:
+ */
+#ifdef WSM
+int WmReturnIdentity (int argc, char *argv[], char *environ[]);
+#define ManagedRoot(w) (!XFindContext (DISPLAY, (w), wmGD.screenContextType, \
+(caddr_t *)&pSD) ? (SetActiveScreen (pSD), True) : \
+(IsBackdropWindow (ACTIVE_PSD, (w))))
+#else /* WSM */
+#define ManagedRoot(w) (!XFindContext (DISPLAY, (w), wmGD.screenContextType, \
+(caddr_t *)&pSD) ? (SetActiveScreen (pSD), True) : False)
+#endif /* WSM */
+
+WmScreenData *pSD;
+
+/*
+ * Global Variables:
+ */
+
+WmGlobalData wmGD;
+#ifndef NO_MESSAGE_CATALOG
+NlsStrings wmNLS;
+#endif
+#ifdef WSM
+int WmIdentity;
+#endif /* WSM */
+
+
+
+/*************************************<->*************************************
+ *
+ *  main (argc, argv, environ)
+ *
+ *
+ *  Description:
+ *  -----------
+ *  This is the main window manager function.  It calls window manager
+ *  initializtion functions and has the main event processing loop.
+ *
+ *
+ *  Inputs:
+ *  ------
+ *  argc = number of command line arguments (+1)
+ *
+ *  argv = window manager command line arguments
+ *
+ *  environ = window manager environment
+ *
+ *************************************<->***********************************/
+
+int
+main (int argc, char *argv [], char *environ [])
+{
+    XEvent	event;
+    Boolean	dispatchEvent;
+
+    setlocale(LC_ALL, "");
+
+#ifndef NO_MULTIBYTE
+#ifdef WSM
+    /*
+     * Set up environment variables for this HP DT client
+     */
+    _DtEnvControl(DT_ENV_SET);
+
+    /*
+     * Force LANG lookup early. 
+     * (Front end may change $LANG to 'C' as part
+     *  of string space reduction optimization.)
+     */
+     {
+	 char * foo = ((char *)GETMESSAGE(44, 1, ""));
+     }
+#endif /* WSM */
+    XtSetLanguageProc (NULL, (XtLanguageProc)NULL, NULL);
+#endif
+#ifdef WSM
+    /*  
+     * Get Identity
+     */
+    WmIdentity = WmReturnIdentity(argc, argv, environ);
+#endif /* WSM */
+
+    /*
+     * Initialize the workspace:
+     */
+
+    InitWmGlobal (argc, argv, environ);
+#ifdef WSM
+
+    /*
+     * Set up PATH variable if it must run as standalone command
+     * invoker
+     */
+    if (wmGD.dtLite)
+    {
+	_DtEnvControl(DT_ENV_SET_BIN);
+    }
+#endif /* WSM */
+    
+    /*
+     * MAIN EVENT HANDLING LOOP:
+     */
+
+    for (;;)
+    {
+        XtAppNextEvent (wmGD.mwmAppContext, &event);
+
+
+        /*
+	 * Check for, and process non-widget events.  The events may be
+	 * reported to the root window, to some client frame window,
+	 * to an icon window, or to a "special" window management window.
+	 * The lock modifier is "filtered" out for window manager processing.
+	 */
+
+	wmGD.attributesWindow = 0L;
+
+#ifdef WSM
+	if ((event.type == ButtonPress) || 
+	    (event.type == ButtonRelease))
+	{
+	    if ((wmGD.evLastButton.button != 0) &&
+		ReplayedButtonEvent (&(wmGD.evLastButton), 
+				     &(event.xbutton)))
+	    {
+		wmGD.bReplayedButton = True;
+	    }
+	    else
+	    {
+		/* save this button for next comparison */
+		memcpy (&wmGD.evLastButton, &event, sizeof (XButtonEvent));
+		wmGD.bReplayedButton = False;
+	    }
+	}
+#endif /* WSM */
+	dispatchEvent = True;
+	if (wmGD.menuActive)
+	{
+	    /*
+	     * Do special menu event preprocessing.
+	     */
+
+	    if (wmGD.checkHotspot || wmGD.menuUnpostKeySpec ||
+		wmGD.menuActive->accelKeySpecs)
+	    {
+	        dispatchEvent = WmDispatchMenuEvent ((XButtonEvent *) &event);
+	    }
+	}
+
+	if (dispatchEvent)
+	{
+	    if (ManagedRoot(event.xany.window))
+	    {
+	        dispatchEvent = WmDispatchWsEvent (&event);
+	    }
+	    else
+	    {
+	        dispatchEvent = WmDispatchClientEvent (&event);
+	    }
+
+	    if (dispatchEvent)
+	    {
+                /*
+                 * Dispatch widget related event:
+                 */
+
+                XtDispatchEvent (&event);
+	    }
+	}
+    }
+
+} /* END OF FUNCTION main */
+
+#ifdef WSM
+/******************************<->*************************************
+ *
+ *  WmReturnIdentity (argc, argv, environ)
+ *
+ *
+ *  Description:
+ *  -----------
+ *  This function checks the last component of the (path)name
+ *  contained in argv[0] and makes a global decision as to whether
+ *  it should fetch resources as mwm or dtwm.
+ *
+ *  Inputs:
+ *  ------
+ *  argc = number of command line arguments (+1)
+ *
+ *  argv = window manager command line arguments
+ *
+ *  environ = window manager environment
+ *
+ ******************************<->***********************************/
+
+int WmReturnIdentity ( int argc, char *argv[], char *environ[]) 
+{
+	char *tempString;
+	char *origPtr;
+
+	/* assume it's dtwm until proven differently */
+
+ 	int retVal = DT_MWM;
+
+	if (!(tempString = 
+	      (char *)(XtMalloc ((unsigned int)(strlen (argv[0]) + 1)))))
+	{
+		Warning(((char *)GETMESSAGE(44, 2, "Insufficient memory for name of window manager")));
+		exit(WM_ERROR_EXIT_VALUE);
+	}
+
+	origPtr = tempString;
+
+	if (strrchr(argv[0], '/'))
+	{
+		
+		strcpy(tempString, (strrchr(argv[0], '/')));
+
+		tempString++;
+	}
+	else
+		strcpy(tempString, argv[0]);
+
+	if (!(strcmp(tempString, WM_RESOURCE_NAME)))
+	/*
+	 *
+	 *   If it's explicity "mwm", then set our identity anew.
+	 *
+	 */
+	{
+		retVal = MWM;
+	}
+
+	XtFree((char *)origPtr);
+
+	return(retVal);
+
+} /* END OF FUNCTION WmReturnIdentity */
+#endif /* WSM */
+#ifdef WSM
+/*************************     eof   ******************************/
+#endif /* WSM */