It is accomplished ...

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-07-09 12:24:59 +00:00
commit 52a3801208
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+/*****************************************************************************/
+// print_server Background Application.
+//
+// Version: 1.0.0d1
+//
+// The print_server manages the communication between applications and the
+// printer and transport drivers.
+//   
+//
+// This application and all source files used in its construction, except 
+// where noted, are licensed under the MIT License, and have been written 
+// and are:
+//
+// Copyright (c) 2001 OpenBeOS Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+// and/or sell copies of the Software, and to permit persons to whom the 
+// Software is furnished to do so, subject to the following conditions:
+//
+// 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 AUTHORS OR COPYRIGHT HOLDERS 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.
+/*****************************************************************************/
+
+#include "PrintServerApp.h"
+
+#include "Printer.h"
+
+	// BeOS API
+#include <PropertyInfo.h>
+
+	// ANSI C
+#include <stdio.h>
+
+static property_info prop_list[] = {
+	{ "ActivePrinter", { B_GET_PROPERTY, B_SET_PROPERTY }, { B_DIRECT_SPECIFIER },
+		"Retrieve or select the active printer" }, 
+	{ "Printer", { B_GET_PROPERTY }, { B_INDEX_SPECIFIER, B_NAME_SPECIFIER, B_REVERSE_INDEX_SPECIFIER },
+		"Retrieve a specific printer" },
+	{ "Printer", { B_CREATE_PROPERTY }, { B_DIRECT_SPECIFIER },
+		"Create a new printer" },
+	{ "Printer", { B_DELETE_PROPERTY }, { B_INDEX_SPECIFIER, B_NAME_SPECIFIER, B_REVERSE_INDEX_SPECIFIER },
+		"Delete a specific printer" },
+	{ "Printers", { B_COUNT_PROPERTIES }, { B_DIRECT_SPECIFIER },
+		"Return the number of available printers" },
+	{ 0 } // terminate list 
+};
+
+void
+PrintServerApp::HandleScriptingCommand(BMessage* msg)
+{
+	BString propName;
+	BMessage spec;
+	int32 idx;
+
+	if (msg->GetCurrentSpecifier(&idx,&spec) == B_OK &&
+		spec.FindString("property",&propName) == B_OK) {
+		switch(msg->what) {
+			case B_GET_PROPERTY:
+				if (propName == "ActivePrinter") {
+					BMessage reply(B_REPLY);
+					reply.AddString("result", fDefaultPrinter ? fDefaultPrinter->Name() : "");
+					reply.AddInt32("error", B_OK);
+					msg->SendReply(&reply);
+				}
+				break;
+	
+			case B_SET_PROPERTY:
+				if (propName == "ActivePrinter") {
+					BString newActivePrinter;
+					if (msg->FindString("data", &newActivePrinter) == B_OK) {
+						BMessage reply(B_REPLY);
+						reply.AddInt32("error", SelectPrinter(newActivePrinter.String()));
+						msg->SendReply(&reply);
+					}
+				}
+				break;
+	
+			case B_CREATE_PROPERTY:
+				if (propName == "Printer") {
+					BString name, driver, transport, config;
+
+					if (msg->FindString("name", &name) == B_OK &&
+						msg->FindString("driver", &driver) == B_OK &&
+						msg->FindString("transport", &transport) == B_OK &&
+						msg->FindString("config", &config) == B_OK) {
+						BMessage reply(B_REPLY);
+						reply.AddInt32("error", CreatePrinter(name.String(), driver.String(),
+													"Local", transport.String(), config.String()));
+						msg->SendReply(&reply);
+					}
+				}
+				break;
+	
+			case B_DELETE_PROPERTY: {
+					Printer* printer = GetPrinterFromSpecifier(&spec);
+					status_t rc = B_BAD_VALUE;
+					
+					if (printer != NULL && (rc=printer->Remove()) == B_OK) {
+						delete printer;
+					}
+					
+					BMessage reply(B_REPLY);
+					reply.AddInt32("error", rc);
+					msg->SendReply(&reply);
+				}
+				break;
+	
+			case B_COUNT_PROPERTIES:
+				if (propName == "Printers") {
+					BMessage reply(B_REPLY);
+					reply.AddInt32("result", Printer::CountPrinters());
+					reply.AddInt32("error", B_OK);
+					msg->SendReply(&reply);
+				}
+				break;
+		}
+	}
+}
+
+Printer* PrintServerApp::GetPrinterFromSpecifier(BMessage* msg)
+{
+	switch(msg->what) {
+		case B_NAME_SPECIFIER: {
+			BString name;
+			if (msg->FindString("name", &name) == B_OK) {
+				return Printer::Find(name.String());
+			}
+			break;
+		}
+		
+		case B_INDEX_SPECIFIER: {
+			int32 idx;
+			if (msg->FindInt32("index", &idx) == B_OK) {
+				return Printer::At(idx);
+			}
+			break;
+		}
+
+		case B_REVERSE_INDEX_SPECIFIER: {
+			int32 idx;
+			if (msg->FindInt32("index", &idx) == B_OK) {
+				return Printer::At(Printer::CountPrinters() - idx);
+			}
+			break;
+		}
+	}
+	
+	return NULL;
+}
+
+BHandler*
+PrintServerApp::ResolveSpecifier(BMessage* msg, int32 index, BMessage* spec,
+								int32 form, const char* prop)
+{
+	BPropertyInfo prop_info(prop_list);
+	BHandler* rc = NULL;
+		
+	int32 idx;
+	switch( idx=prop_info.FindMatch(msg,0,spec,form,prop) ) {
+		case B_ERROR:
+			rc = Inherited::ResolveSpecifier(msg,index,spec,form,prop);
+
+			// GET Printer [arg]
+		case 1:
+			if ((rc=GetPrinterFromSpecifier(spec)) == NULL) {		
+				BMessage reply(B_REPLY);
+				reply.AddInt32("error", B_BAD_INDEX);
+				msg->SendReply(&reply);
+			}
+			else
+				msg->PopSpecifier();
+			break;
+
+		default:
+			rc = this;
+	}
+	
+	return rc;
+}
+
+status_t
+PrintServerApp::GetSupportedSuites(BMessage* msg)
+{
+	msg->AddString("suites", "suite/vnd.OpenBeOS-printserver");
+	
+	BPropertyInfo prop_info(prop_list);
+	msg->AddFlat("messages", &prop_info);
+	
+	return Inherited::GetSupportedSuites(msg);
+}