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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit114a878c64ce6f8223cfd22d76a20eb16d177e5e (patch)
treeacaf47eb0fa12142d3896416a69e74cbf5a72242 /src/profileengine/lib/profileengine.h
downloadtdevelop-114a878c64ce6f8223cfd22d76a20eb16d177e5e.tar.gz
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Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdevelop@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/***************************************************************************
+ * Copyright (C) 2004 by Alexander Dymo <adymo@kdevelop.org> *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU Library General Public License as *
+ * published by the Free Software Foundation; either version 2 of the *
+ * License, or (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU Library General Public *
+ * License along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ ***************************************************************************/
+#ifndef PROFILEENGINE_H
+#define PROFILEENGINE_H
+
+#include <qmap.h>
+
+#include <ktrader.h>
+
+#include "profile.h"
+
+/**
+Profile listing operation.
+Used to get a plain list of profiles
+and store it in the QMap<QString, Profile*>.
+*/
+class ProfileListing{
+public:
+ void operator() (Profile *profile)
+ {
+ profiles[profile->name()] = profile;
+ }
+
+ QMap<QString, Profile*> profiles;
+};
+
+/**Profile resource listing operation.
+Used to get a list of urls to the profile resources.
+
+Resource urls can be filtered by an @p filter parameter
+passed to the constructor. Filter can have values
+as described in @ref QDir::setNameFilter function documentation.*/
+class ProfileListingEx {
+public:
+ ProfileListingEx(const QString &filter): m_filter(filter) {}
+ void operator() (Profile *profile)
+ {
+ resourceList += profile->resources(m_filter);
+ }
+
+ KURL::List resourceList;
+ QString m_filter;
+};
+
+/**
+Profile engine.
+
+- Uses KDevelop profiles to form lists of plugin offers;
+- Provides means of managing profiles;
+- Provides means to access the resources provided by a profile.
+
+KDevelop profiles form a tree with a root profile named "KDevelop".
+For example, such profiles tree can look as:
+@code
+KDevelop
+- IDE
+ - CompiledLanguageIDE
+ - AdaIDE
+ - CandCppIDE
+ - CIDE
+ - CppIDE
+ - KDECppIDE
+ - FortranIDE
+ ...
+ - DatabaseIDE
+ - ScriptingLanguageIDE
+ ..
+- KDevAssistant
+@endcode
+To manage a tree of profiles, use @ref ProfileEngine::walkProfiles methods.
+*/
+class ProfileEngine {
+public:
+ ProfileEngine();
+ ~ProfileEngine();
+
+ /**Type of the plugin offer. Engine will usually find profiles and return offers
+ of selected type.
+ @sa KDevPlugin class documentation for more information of plugin types.*/
+ enum OfferType {
+ Global /**<Global plugins.*/,
+ Project /**<Project plugins.*/,
+ Core /**<Core plugins.*/
+ };
+
+ /**@return The list of plugin offers for given profile and type.*/
+ KTrader::OfferList offers(const QString &profileName, OfferType offerType);
+ /**@return The list of all plugin offers for given type.*/
+ KTrader::OfferList allOffers(OfferType offerType);
+
+ /**@return The list of URLs to the resources (files) with given @p extension.
+ @param profileName A name of a profile to find resources in.
+ @param nameFilter Name filter for files. @see QDir::setNameFilter documentation
+ for name filters syntax.*/
+ KURL::List resources(const QString &profileName, const QString &nameFilter);
+
+ /**@return The list of URLs to the resources (files) with given @p extension.
+ This list is obtained by a recursive search that process given profile
+ and all it's subprofiles.
+ @param profileName A name of a profile to find resources in.
+ @param nameFilter Name filter for files. @see QDir::setNameFilter documentation
+ for name filters syntax.*/
+ KURL::List resourcesRecursive(const QString &profileName, const QString &nameFilter);
+
+ /**Adds a resource for the profile. Resource will be copied to the user profile directory
+ (like $HOME/.kde/share/apps/kdevelop/profiles/...).
+ @param profileName A name of the profile.
+ @param url The url to a file to copy as a profile resource.*/
+ void addResource(const QString &profileName, const KURL &url);
+
+ /**Gets the difference between @p profile1 and @p profile2.
+ Difference is calculated as two lists of plugins to be unloaded and loaded
+ in order to switch from @p profile1 to @p profile2.
+ @param offerType A type of plugin offers to list.
+ @param profile1 A name of the first profile.
+ @param profile2 A name of the second profile.
+ @param unload Will be filled with a list of plugins to unload.
+ @param load Will be filled with a list of plugins to load.
+ @note Resulting lists are not cleared. Pass only clean lists in the
+ common case.*/
+ void diffProfiles(OfferType offerType, const QString &profile1, const QString &profile2,
+ QStringList &unload, KTrader::OfferList &load);
+
+ /**@return The root profile. Root profile is always named "KDevelop" and it
+ defines an empty list of plugins. Applications built on KDevelop platform
+ will define nested profiles.*/
+ Profile *rootProfile() const { return m_rootProfile; }
+ /**Finds a profile with given name.
+ @return The profile found or 0 if it does not exist.*/
+ Profile *findProfile(const QString &profileName);
+
+ /**Walks profiles tree and applies operation @p op to each profile found
+ in the tree below @p root (@p root profile itself is not processed).
+
+ Operation is a class that have operator(Profile *).
+ Example of operation class which is used to build a plain list of profiles:
+ @code
+ class ProfileListing{
+ public:
+ void operator() (Profile *profile)
+ {
+ profiles[profile->name()] = profile;
+ }
+
+ QMap<QString, Profile*> profiles;
+ };
+ @endcode
+ Use case for such operation - building a list of all profiles:
+ @code
+ ProfileEngine engine;
+ ProfileListing listing;
+ engine.walkProfiles<ProfileListing>(listing, engine.rootProfile());
+ @endcode
+
+ @note @ref ProfileListing and @ref ProfileListingEx operations are already defined in
+ profileengine.h header file.
+
+ @param op An operation to apply.
+ @param root A profile to start walking from. Complete subtree of the @p root is traversed.
+ */
+ template<class Operation>
+ void walkProfiles(Operation &op, Profile *root)
+ {
+ QValueList<Profile*> children = root->children();
+ for (QValueList<Profile*>::iterator it = children.begin(); it != children.end(); ++it)
+ {
+ op(*it);
+ walkProfiles<Operation>(op, *it);
+ }
+ }
+ /**Walks profiles tree and applies operation @p op to each profile
+ found in the tree below @p root (@p root profile itself is not processed)
+ but the operation in this case returns a result of type defined by
+ "Result" template parameter.
+
+ When iterating the tree, the result of operation applied to the parent profile
+ is passed as @p result parameter to the recursive call for child profiles.
+
+ For example, this function can be used to build another hierarcy of profiles
+ or other objects connected to profiles.
+ Example of operation class which is used to build a listview with items
+ where each item represents a profile:
+ @code
+ class ProfileListBuilding {
+ public:
+ ProfileItem * operator() (ProfileItem *parent, Profile *profile)
+ {
+ parent->setOpen(true);
+ return new ProfileItem(parent, profile);
+ }
+ };
+
+ class ProfileItem: public KListViewItem {
+ public:
+ ProfileItem(KListView *parent, Profile *profile)
+ :KListViewItem(parent), m_profile(profile)
+ {
+ setText(0, profile->genericName());
+ setText(1, profile->description());
+ }
+
+ ProfileItem(KListViewItem *parent, Profile *profile)
+ : KListViewItem(parent), m_profile(profile)
+ {
+ setText(0, profile->genericName());
+ setText(1, profile->description());
+ }
+
+ Profile *profile() const { return m_profile; }
+
+ private:
+ Profile *m_profile;
+ };
+
+ @endcode
+ Use case for such operation - building a listview:
+ @code
+ ProfileEngine engine;
+ ProfileItem *item = new ProfileItem(profilesList, engine.rootProfile());
+ ProfileListBuilding op;
+ engine.walkProfiles<ProfileListBuilding, ProfileItem>(op, item, engine.rootProfile());
+ @endcode
+
+ @param op An operation to apply.
+ @param result A result of the operation as it would have been applied to the @p root.
+ @param root A profile to start walking from. Complete subtree of the @p root is traversed.
+ */
+ template<class Operation, class Result>
+ void walkProfiles(Operation &op, Result *result, Profile *root)
+ {
+ QValueList<Profile*> children = root->children();
+ for (QValueList<Profile*>::iterator it = children.begin(); it != children.end(); ++it)
+ {
+ Result *newResult = op(result, *it);
+ walkProfiles<Operation>(op, newResult, *it);
+ }
+ }
+
+protected:
+ void processDir(const QString &dir, const QString &currPath, QMap<QString, Profile*> &passedPaths, Profile *root);
+
+ KURL::List resources(Profile *profile, const QString &nameFilter);
+
+ /**Gets a complete listing of available profiles and looks for a profile.
+ @param listing Profiles listing will be saved here.
+ @param profile Will be a pointer to a profile with the name @p profileName or 0
+ if no profile with that name is found.
+ @param profileName The name of a profile to find.*/
+ void getProfileWithListing(ProfileListing &listing, Profile **profile,
+ const QString &profileName);
+
+private:
+ Profile *m_rootProfile;
+};
+
+#endif