| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| #ifndef SD_SIDEBAR_PANELS_MASTER_PAGE_CONTAINER_FILLER_HXX |
| #define SD_SIDEBAR_PANELS_MASTER_PAGE_CONTAINER_FILLER_HXX |
| |
| #include "MasterPageContainer.hxx" |
| #include "MasterPageDescriptor.hxx" |
| #include "tools/AsynchronousTask.hxx" |
| |
| namespace sd { |
| class TemplateScanner; |
| class TemplateEntry; |
| } |
| |
| namespace sd { namespace sidebar { |
| |
| /** Fill a MasterPageContainer with information about the available master |
| pages. These are provided by one default page and from the existing |
| Impress templates. This is done asynchronously. |
| */ |
| class MasterPageContainerFiller |
| : public ::sd::tools::AsynchronousTask |
| { |
| public: |
| class ContainerAdapter |
| { |
| public: |
| virtual MasterPageContainer::Token PutMasterPage ( |
| const SharedMasterPageDescriptor& rpDescriptor) = 0; |
| /** This method is called when all Impress templates have been added |
| to the container via the PutMasterPage() method. |
| */ |
| virtual void FillingDone (void) = 0; |
| }; |
| |
| MasterPageContainerFiller (ContainerAdapter& rContainerAdapter); |
| virtual ~MasterPageContainerFiller (void); |
| |
| /** Run the next step of the task. After HasNextStep() returns false |
| this method should ignore further calls. |
| */ |
| virtual void RunNextStep (void); |
| |
| /** Return <TRUE/> when there is at least one more step to execute. |
| When the task has been executed completely then <FALSE/> is |
| returned. |
| */ |
| virtual bool HasNextStep (void); |
| |
| private: |
| ContainerAdapter& mrContainerAdapter; |
| // Remember what the next step has to do. |
| enum State { |
| INITIALIZE_TEMPLATE_SCANNER, |
| SCAN_TEMPLATE, |
| ADD_TEMPLATE, |
| ERROR, |
| DONE |
| } meState; |
| ::std::auto_ptr<TemplateScanner> mpScannerTask; |
| const TemplateEntry* mpLastAddedEntry; |
| int mnIndex; |
| |
| State ScanTemplate (void); |
| State AddTemplate (void); |
| }; |
| |
| } } // end of namespace sd::sidebar |
| |
| #endif |