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329 lines
11 KiB
Plaintext
329 lines
11 KiB
Plaintext
class QgsCptCityArchive
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{
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%TypeHeaderCode
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#include <qgscptcityarchive.h>
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%End
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public:
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QgsCptCityArchive( QString archiveName = DEFAULT_CPTCITY_ARCHIVE,
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QString baseDir = QString() );
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~QgsCptCityArchive();
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// basic dir info
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QString baseDir() const;
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static QString baseDir( QString archiveName );
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static QString defaultBaseDir();
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void setBaseDir( QString dirName );
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// collection + selection info
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QString copyingFileName( const QString& dirName ) const;
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QString descFileName( const QString& dirName ) const;
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static QString findFileName( const QString & target, const QString & startDir, const QString & baseDir );
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static QMap< QString, QString > copyingInfo( const QString& fileName );
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static QMap< QString, QString > description( const QString& fileName );
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// static QMap< double, QPair<QColor, QColor> > gradientColorMap( const QString& fileName );
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// archive management
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bool isEmpty();
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QString archiveName() const;
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static void initArchives( bool loadAll = false );
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static void initArchive( QString archiveName, QString archiveBaseDir );
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static void initDefaultArchive();
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static void clearArchives();
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static QgsCptCityArchive* defaultArchive();
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static QMap< QString, QgsCptCityArchive* > archiveRegistry();
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// items
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QVector< QgsCptCityDataItem* > rootItems() const;
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QVector< QgsCptCityDataItem* > selectionItems() const;
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};
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/** base class for all items in the model */
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class QgsCptCityDataItem : QObject
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{
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%TypeHeaderCode
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#include <qgscptcityarchive.h>
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%End
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public:
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enum Type
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{
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ColorRamp,
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Collection,
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Directory,
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Selection
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};
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QgsCptCityDataItem( QgsCptCityDataItem::Type type, QgsCptCityDataItem* parent,
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QString name, QString path );
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virtual ~QgsCptCityDataItem();
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bool hasChildren();
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int rowCount();
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//
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virtual void refresh();
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// Create vector of children
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virtual QVector<QgsCptCityDataItem*> createChildren();
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// Populate children using children vector created by createChildren()
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virtual void populate();
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bool isPopulated();
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// Insert new child using alphabetical order based on mName, emits necessary signal to model before and after, sets parent and connects signals
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// refresh - refresh populated item, emit signals to model
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virtual void addChildItem( QgsCptCityDataItem * child /Transfer/, bool refresh = false );
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// remove and delete child item, signals to browser are emited
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virtual void deleteChildItem( QgsCptCityDataItem * child );
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// remove child item but don't delete it, signals to browser are emited
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// returns pointer to the removed item or null if no such item was found
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virtual QgsCptCityDataItem * removeChildItem( QgsCptCityDataItem * child ) /TransferBack/;
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virtual bool equal( const QgsCptCityDataItem *other );
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virtual QWidget *paramWidget() /Factory/;
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// list of actions provided by this item - usually used for popup menu on right-click
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virtual QList<QAction*> actions();
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// whether accepts drag&drop'd layers - e.g. for import
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virtual bool acceptDrop();
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// try to process the data dropped on this item
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virtual bool handleDrop( const QMimeData * /*data*/, Qt::DropAction /*action*/ );
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// static methods
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// Find child index in vector of items using '==' operator
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static int findItem( QVector<QgsCptCityDataItem*> items, QgsCptCityDataItem * item );
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// members
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Type type() const;
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QgsCptCityDataItem* parent() const;
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void setParent( QgsCptCityDataItem* parent );
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QVector<QgsCptCityDataItem*> children() const;
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virtual QIcon icon();
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virtual QIcon icon( const QSize& size );
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QString name() const;
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QString path() const;
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QString info() const;
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QString shortInfo() const;
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void setIcon( QIcon icon );
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void setToolTip( QString msg );
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QString toolTip() const;
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bool isValid();
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public slots:
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void emitBeginInsertItems( QgsCptCityDataItem* parent, int first, int last );
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void emitEndInsertItems();
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void emitBeginRemoveItems( QgsCptCityDataItem* parent, int first, int last );
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void emitEndRemoveItems();
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signals:
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void beginInsertItems( QgsCptCityDataItem* parent, int first, int last );
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void endInsertItems();
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void beginRemoveItems( QgsCptCityDataItem* parent, int first, int last );
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void endRemoveItems();
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};
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/** Item that represents a layer that can be opened with one of the providers */
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class QgsCptCityColorRampItem : QgsCptCityDataItem
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{
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%TypeHeaderCode
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#include <qgscptcityarchive.h>
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%End
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public:
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QgsCptCityColorRampItem( QgsCptCityDataItem* parent,
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QString name, QString path,
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QString variantName = QString() );
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QgsCptCityColorRampItem( QgsCptCityDataItem* parent,
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QString name, QString path,
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QStringList variantList );
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~QgsCptCityColorRampItem();
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// --- reimplemented from QgsCptCityDataItem ---
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virtual bool equal( const QgsCptCityDataItem *other );
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// --- New virtual methods for layer item derived classes ---
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const QgsCptCityColorRampV2& ramp() const;
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QIcon icon();
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QIcon icon( const QSize& size );
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void init();
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};
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/** A Collection: logical collection of subcollections and color ramps */
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class QgsCptCityCollectionItem : QgsCptCityDataItem
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{
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%TypeHeaderCode
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#include <qgscptcityarchive.h>
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%End
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public:
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QgsCptCityCollectionItem( QgsCptCityDataItem* parent,
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QString name, QString path );
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~QgsCptCityCollectionItem();
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void setPopulated();
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void addChild( QgsCptCityDataItem *item /Transfer/ );
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QVector<QgsCptCityDataItem*> childrenRamps( bool recursive );
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};
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/** A directory: contains subdirectories and color ramps */
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class QgsCptCityDirectoryItem : QgsCptCityCollectionItem
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{
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%TypeHeaderCode
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#include <qgscptcityarchive.h>
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%End
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public:
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QgsCptCityDirectoryItem( QgsCptCityDataItem* parent,
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QString name, QString path );
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~QgsCptCityDirectoryItem();
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QVector<QgsCptCityDataItem*> createChildren();
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virtual bool equal( const QgsCptCityDataItem *other );
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static QgsCptCityDataItem* dataItem( QgsCptCityDataItem* parent,
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QString name, QString path );
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protected:
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QMap< QString, QStringList > rampsMap();
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QStringList dirEntries() const;
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};
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/** A selection: contains subdirectories and color ramps */
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class QgsCptCitySelectionItem : QgsCptCityCollectionItem
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{
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%TypeHeaderCode
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#include <qgscptcityarchive.h>
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%End
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public:
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QgsCptCitySelectionItem( QgsCptCityDataItem* parent, QString name, QString path );
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~QgsCptCitySelectionItem();
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QVector<QgsCptCityDataItem*> createChildren();
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virtual bool equal( const QgsCptCityDataItem *other );
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QStringList selectionsList() const;
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protected:
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void parseXML();
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};
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class QgsCptCityBrowserModel : QAbstractItemModel
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{
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%TypeHeaderCode
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#include <qgscptcityarchive.h>
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%End
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public:
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enum ViewType
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{
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Authors = 0,
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Selections = 1,
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List = 2
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};
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QgsCptCityBrowserModel( QObject* parent = 0,
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QgsCptCityArchive* archive = QgsCptCityArchive::defaultArchive(),
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ViewType Type = Authors );
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~QgsCptCityBrowserModel();
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// implemented methods from QAbstractItemModel for read-only access
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/** Used by other components to obtain information about each item provided by the model.
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In many models, the combination of flags should include Qt::ItemIsEnabled and Qt::ItemIsSelectable. */
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virtual Qt::ItemFlags flags( const QModelIndex &index ) const;
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/** Used to supply item data to views and delegates. Generally, models only need to supply data
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for Qt::DisplayRole and any application-specific user roles, but it is also good practice
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to provide data for Qt::ToolTipRole, Qt::AccessibleTextRole, and Qt::AccessibleDescriptionRole.
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See the Qt::ItemDataRole enum documentation for information about the types associated with each role. */
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virtual QVariant data( const QModelIndex &index, int role = Qt::DisplayRole ) const;
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/** Provides views with information to show in their headers. The information is only retrieved
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by views that can display header information. */
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virtual QVariant headerData( int section, Qt::Orientation orientation, int role = Qt::DisplayRole ) const;
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/** Provides the number of rows of data exposed by the model. */
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virtual int rowCount( const QModelIndex &parent = QModelIndex() ) const;
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/** Provides the number of columns of data exposed by the model. List models do not provide this function
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because it is already implemented in QAbstractListModel. */
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virtual int columnCount( const QModelIndex &parent = QModelIndex() ) const;
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/** Returns the index of the item in the model specified by the given row, column and parent index. */
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virtual QModelIndex index( int row, int column, const QModelIndex & parent = QModelIndex() ) const;
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QModelIndex findItem( QgsCptCityDataItem *item, QgsCptCityDataItem *parent = 0 ) const;
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/** Returns the parent of the model item with the given index.
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* If the item has no parent, an invalid QModelIndex is returned.
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*/
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virtual QModelIndex parent( const QModelIndex &index ) const;
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/** Returns a list of mime that can describe model indexes */
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/* virtual QStringList mimeTypes() const; */
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/** Returns an object that contains serialized items of data corresponding to the list of indexes specified */
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/* virtual QMimeData * mimeData( const QModelIndexList &indexes ) const; */
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/** Handles the data supplied by a drag and drop operation that ended with the given action */
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/* virtual bool dropMimeData( const QMimeData * data, Qt::DropAction action, int row, int column, const QModelIndex & parent ); */
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QgsCptCityDataItem *dataItem( const QModelIndex &idx ) const;
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bool hasChildren( const QModelIndex &parent = QModelIndex() ) const;
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// Reload the whole model
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void reload();
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// Refresh item specified by path
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void refresh( QString path );
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// Refresh item childs
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void refresh( const QModelIndex &index = QModelIndex() );
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//! return index of a path
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QModelIndex findPath( QString path );
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void connectItem( QgsCptCityDataItem *item );
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bool canFetchMore( const QModelIndex & parent ) const;
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void fetchMore( const QModelIndex & parent );
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signals:
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public slots:
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//void removeItems( QgsCptCityDataItem * parent, QVector<QgsCptCityDataItem *>items );
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//void addItems( QgsCptCityDataItem * parent, QVector<QgsCptCityDataItem *>items );
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//void refreshItems( QgsCptCityDataItem * parent, QVector<QgsCptCityDataItem *>items );
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void beginInsertItems( QgsCptCityDataItem *parent, int first, int last );
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void endInsertItems();
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void beginRemoveItems( QgsCptCityDataItem *parent, int first, int last );
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void endRemoveItems();
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protected:
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// populates the model
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void addRootItems( );
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void removeRootItems();
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};
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