Fix for http://pdx.freedesktop.org/cgi-bin/bugzilla/show_bug.cgi?id=581 -XORG-6_7_99_2XORG-6_7_99_1COMPOSITEWRAP

    Print support for XLogo.

1 files changed, 233 insertions, 0 deletions

diff --git a/print.c b/print.c
new file mode 100644
index 0000000..e9da7f4
--- /dev/null
+++ b/print.c
@@ -0,0 +1,233 @@
+/*
+ * $Xorg: print.c,v 1.1 2004/04/30 02:05:54 gisburn Exp $
+ *
+Copyright 2004 Roland Mainz <roland.mainz@nrubsig.org>
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ *
+ */
+
+#include "xlogo.h"
+#include "Logo.h"
+#include "print.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+static Widget
+CreatePrintShell(Widget    videoshell,
+                 Screen   *pscreen, 
+                 String    printshell_name,
+                 ArgList   args,
+                 Cardinal  numargs)
+{
+    String   videoname,
+             videoclass;
+    Widget   pappshell,
+             printshell;
+    Display *pdpy = XDisplayOfScreen(pscreen);
+    int      dummyc = 0;
+    String   dummys = "";
+    XtGetApplicationNameAndClass(XtDisplay(videoshell), 
+                                 &videoname, &videoclass);
+
+    /* XXX: Why is the |dummyc|&&|dummys| stuff needed here ? */
+    XtDisplayInitialize(XtWidgetToApplicationContext(videoshell), pdpy,
+                        videoname, videoclass,
+                        NULL, 0,
+                        &dummyc, &dummys);
+
+    pappshell = XtVaAppCreateShell(videoname, videoclass,
+                                   applicationShellWidgetClass,
+                                   pdpy,
+                                   XtNscreen, pscreen,
+                                   NULL);
+    printshell = XtCreatePopupShell(printshell_name,
+                                    xawPrintShellWidgetClass,
+                                    pappshell, args, numargs);
+                                
+
+    /* we're mapping/unmapping at start/end page time */
+    XtSetMappedWhenManaged(printshell, False);
+
+    XtRealizeWidget(printshell);
+    
+    return printshell;
+}
+
+typedef struct
+{
+  Widget      toplevel;
+  Bool        isPrinting;
+  Widget      printshell;
+  Display    *pdpy;
+  Screen     *pscreen;
+  XPContext   pcontext;
+  void       *printtofile_handle;
+} AppPrintData;
+
+static AppPrintData  apdx;
+static AppPrintData *apd = &apdx;
+
+static void 
+PageSetupCB(Widget widget, XtPointer client_data, XtPointer call_data)
+{
+    Widget                       pshell = widget;
+    XawPrintShellCallbackStruct *psp    = (XawPrintShellCallbackStruct *)call_data;
+    AppPrintData                *p      = (AppPrintData *)client_data;
+
+    Log(("--> PageSetupCB\n"));
+
+    if (!psp->last_page_in_job) {
+        Widget plogo;
+        Log(("Creating print logo\n"));
+        plogo = XtCreateManagedWidget("xlogo", logoWidgetClass, pshell, NULL, ZERO);
+
+        /* Make sure that the Xt machinery is really using the right screen (assertion) */
+        if (XpGetScreenOfContext(XtDisplay(plogo), p->pcontext) != XtScreen(plogo))
+            Error(("Widget's screen != print screen. BAD.\n"));
+        
+        /* XLogo always only prints one page */
+        psp->last_page_in_job = True;
+    }
+}
+
+void FinishPrinting(AppPrintData *p)
+{
+    if (p->printtofile_handle) {
+        if (XpuWaitForPrintFileChild(p->printtofile_handle) != XPGetDocFinished) {
+            fprintf(stderr, "%s: Error while printing to file.\n", ProgramName);
+        }
+        p->printtofile_handle = NULL;
+    }   
+
+    if (p->printshell) {
+        XtDestroyWidget(p->printshell);
+        p->printshell = NULL;
+    }
+  
+    if (p->pdpy) {
+      /* We have to use XpDestroyContext() and XtCloseDisplay() instead
+       * of XpuClosePrinterDisplay() to make libXt happy... */
+      if (p->pcontext != None)
+          XpDestroyContext(p->pdpy, p->pcontext);
+      XtCloseDisplay(p->pdpy);
+    }
+
+    /* "Print once and exit"-mode ? */
+    if (userOptions.printAndExit) {
+        XtAppSetExitFlag(XtWidgetToApplicationContext(p->toplevel));
+    }
+
+    p->toplevel   = NULL;
+    p->isPrinting = False;
+    p->pdpy       = NULL;
+    p->pscreen    = NULL;
+    p->pcontext   = None;
+}
+
+static
+void PrintEndJobCB(Widget pshell, XtPointer client_data, XtPointer call_data)
+{
+    AppPrintData *p = (AppPrintData *)client_data;
+
+    Log(("--> PrintEndJobCB\n"));
+
+    /* Finish printing and destroy print shell (it's legal to destroy Xt
+     * widgets from within it's own callbacks) */
+    FinishPrinting(p);
+}
+
+void DoPrint(Widget toplevel, const char *printername, const char *toFile)
+{
+    XPPrinterList  plist;               /* list of printers */
+    int            plist_count;         /* number of entries in |plist|-array */
+    Display       *pdpy        = NULL;
+    XPContext      pcontext    = None;
+    long           dpi         = 0;
+
+    if (apd->isPrinting) {
+        fprintf(stderr, "%s: Already busy with printing.\n", ProgramName);
+        return;
+    }
+      
+    plist = XpuGetPrinterList(printername, &plist_count);
+    if (!plist) {
+        fprintf(stderr, "%s:  no printers found for printer spec \"%s\".\n",
+                ProgramName, NULLSTR(printername));
+        return;
+    }
+    
+    printername = strdup(plist[0].name);
+    XpuFreePrinterList(plist);
+    
+    Log(("Using printer '%s'\n", printername));
+
+    /* Get printer, either by "name" (foobar) or "name@display" (foobar@gaja:5) */
+    if( XpuGetPrinter(printername, &pdpy, &pcontext) != 1 ) {
+        fprintf(stderr, "%s: Cannot open printer '%s'.\n", ProgramName, printername);
+        return;
+    }
+        
+    /* Configure the print context (paper size, title etc.)
+     * We must do this before creating any Xt widgets - otherwise they will
+     * make wrong assuptions about fonts, resultions etc. ...
+     */
+    XpuSetJobTitle(pdpy, pcontext, "Xprint XLogo");
+    
+    /* Configuration done, set the context */
+    XpSetContext(pdpy, pcontext);   
+
+    /* Get default printer resolution */   
+    if (XpuGetResolution(pdpy, pcontext, &dpi) != 1) {
+        fprintf(stderr, "%s: No default resolution for printer '%s'\n", ProgramName, printername);
+        XpuClosePrinterDisplay(pdpy, pcontext);
+        return;
+    }
+    
+    apd->toplevel = toplevel;
+    apd->pdpy     = pdpy;
+    apd->pcontext = pcontext;
+    apd->pscreen  = XpGetScreenOfContext(pdpy, pcontext);
+
+    apd->printshell = CreatePrintShell(toplevel, apd->pscreen, "Print", NULL, 0);
+    
+    XtAddCallback(apd->printshell, XawNpageSetupCallback, PageSetupCB,   (XtPointer)apd);
+    XtAddCallback(apd->printshell, XawNendJobCallback,    PrintEndJobCB, (XtPointer)apd);
+
+    apd->isPrinting = True;
+
+    if (toFile) {
+        printf("%s: Printing to file '%s'...\n", ProgramName, toFile);
+        apd->printtofile_handle = XpuStartJobToFile(pdpy, pcontext, toFile);
+        if (!apd->printtofile_handle) {
+            perror("XpuStartJobToFile failure");
+            apd->isPrinting = False;
+            return;
+        }
+    }
+    else
+    {
+        printf("%s: Printing to printer '%s'...\n", ProgramName, printername);
+        XpuStartJobToSpooler(pdpy);
+    }
+}
+
+