mirror of https://github.com/KLayout/klayout.git
147 lines
4.2 KiB
C++
147 lines
4.2 KiB
C++
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/*
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KLayout Layout Viewer
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Copyright (C) 2006-2017 Matthias Koefferlein
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef HDR_laySaltDownloadManager
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#define HDR_laySaltDownloadManager
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#include "layCommon.h"
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#include "laySaltGrain.h"
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#include "layLogViewerDialog.h"
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#include "tlProgress.h"
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#include "ui_SaltManagerInstallConfirmationDialog.h"
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#include <QObject>
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#include <string>
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#include <map>
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namespace lay
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{
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class Salt;
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class ConfirmationDialog
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: public QDialog, private Ui::SaltManagerInstallConfirmationDialog
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{
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Q_OBJECT
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public:
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ConfirmationDialog (QWidget *parent);
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void add_info (const std::string &name, bool update, const std::string &version, const std::string &url);
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bool is_confirmed () const { return m_confirmed; }
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bool is_cancelled () const { return m_cancelled; }
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bool is_closed () const { return m_closed; }
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void start ();
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void separator ();
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void finish ();
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void mark_error (const std::string &name);
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void mark_success (const std::string &name);
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private slots:
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void confirm_pressed () { m_confirmed = true; }
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void cancel_pressed () { m_cancelled = true; }
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void close_pressed () { m_closed = true; }
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private:
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bool m_confirmed, m_cancelled, m_closed;
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lay::LogFile m_file;
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std::map<std::string, QTreeWidgetItem *> m_items_by_name;
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void set_icon_for_name (const std::string &name, const QIcon &icon);
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};
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/**
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* @brief The download manager
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*
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* This class is responsible for handling the downloads for
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* grains. The basic sequence is:
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* + "register_download" (multiple times) to register the packages intended for download
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* + "compute_dependencies" to determine all related packages
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* + (optional) "show_confirmation_dialog"
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* + "execute" to actually execute the downloads
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*/
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class LAY_PUBLIC SaltDownloadManager
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: public QObject
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{
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Q_OBJECT
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public:
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/**
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* @brief Default constructor
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*/
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SaltDownloadManager ();
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/**
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* @brief Registers an URL (with version) for download in the given target directory
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*
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* The target directory can be empty. In this case, the downloader will pick an approriate one.
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*/
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void register_download (const std::string &name, const std::string &url, const std::string &version);
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/**
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* @brief Computes the dependencies after all required packages have been registered
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*
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* This method will compute the dependencies. Packages not present in the list of
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* packages ("salt" argument), will be scheduled for download too. Dependency packages
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* are looked up in "salt_mine" if no download URL is given.
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*/
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void compute_dependencies (const lay::Salt &salt, const Salt &salt_mine);
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/**
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* @brief Actually execute the downloads
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*
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* This method will show a confirmation dialog and start installation
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* if this dialog is confirmed. It will return false if
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* the dialog was cancelled and an exception if something goes
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* wrong.
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* It will return true if the packages were installed successfully.
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*/
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bool execute (QWidget *parent, lay::Salt &salt);
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private:
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struct Descriptor
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{
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Descriptor (const std::string &_url, const std::string &_version)
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: url (_url), version (_version), downloaded (false)
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{ }
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std::string url;
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std::string version;
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bool downloaded;
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lay::SaltGrain grain;
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};
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std::map<std::string, Descriptor> m_registry;
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bool needs_iteration ();
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void fetch_missing (const lay::Salt &salt_mine, tl::AbsoluteProgress &progress);
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lay::ConfirmationDialog *make_confirmation_dialog (QWidget *parent, const lay::Salt &salt);
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};
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}
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#endif
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