#ifndef DOLPHINCOLUMNVIEW_H
#define DOLPHINCOLUMNVIEW_H
-#include <QColumnView>
+#include <kurl.h>
+
+#include <QAbstractItemView>
+#include <QList>
+#include <QString>
#include <QStyleOption>
+class DolphinColumnWidget;
class DolphinController;
-class KDirLister;
-class KUrl;
+class DolphinModel;
+class QAbstractProxyModel;
+class QFrame;
+class QTimeLine;
/**
* @brief Represents the view, where each directory is show as separate column.
* @see DolphinIconsView
* @see DolphinDetailsView
*/
-class DolphinColumnView : public QColumnView
+class DolphinColumnView : public QAbstractItemView
{
Q_OBJECT
explicit DolphinColumnView(QWidget* parent, DolphinController* controller);
virtual ~DolphinColumnView();
+ virtual QModelIndex indexAt(const QPoint& point) const;
+ virtual void scrollTo(const QModelIndex& index, ScrollHint hint = EnsureVisible);
+ virtual QRect visualRect(const QModelIndex& index) const;
+
+ /** Inverts the selection of the currently active column. */
+ void invertSelection();
+
+ /**
+ * Reloads the content of all columns. In opposite to non-hierarchical views
+ * it is not enough to reload the KDirLister, instead this method must be explicitly
+ * invoked.
+ */
+ void reload();
+
+ /**
+ * Adjusts the root URL of the first column and removes all
+ * other columns.
+ */
+ void setRootUrl(const KUrl& url);
+
+ /** Returns the URL of the first column. */
+ KUrl rootUrl() const;
+
+ /**
+ * Filters the currently shown items by \a nameFilter. All items
+ * which contain the given filter string will be shown.
+ */
+ void setNameFilter(const QString& nameFilter);
+
+ /**
+ * Returns the currently used name filter. All items
+ * which contain the name filter will be shown.
+ */
+ QString nameFilter() const;
+
+public slots:
+ /**
+ * Shows the column which represents the URL \a url. If the column
+ * is already shown, it gets activated, otherwise it will be created.
+ */
+ void showColumn(const KUrl& url);
+
+ /** @see QAbstractItemView::selectAll() */
+ virtual void selectAll();
+
protected:
- virtual QAbstractItemView* createColumn(const QModelIndex& index);
+ virtual bool isIndexHidden(const QModelIndex& index) const;
+ virtual QModelIndex moveCursor(CursorAction cursorAction, Qt::KeyboardModifiers modifiers);
+ virtual void setSelection(const QRect& rect, QItemSelectionModel::SelectionFlags flags);
+ virtual QRegion visualRegionForSelection(const QItemSelection& selection) const;
+ virtual int horizontalOffset() const;
+ virtual int verticalOffset() const;
+
virtual void mousePressEvent(QMouseEvent* event);
- virtual void dragEnterEvent(QDragEnterEvent* event);
- virtual void dropEvent(QDropEvent* event);
+ virtual void resizeEvent(QResizeEvent* event);
private slots:
void zoomIn();
void zoomOut();
- void triggerItem(const QModelIndex& index);
/**
- * Updates the activation state of all columns, where \a url
- * represents the URL of the active column. All operations
- * are applied only to the column which is marked as active.
+ * Moves the content of the columns view to represent
+ * the scrollbar position \a x.
*/
- void updateColumnsState(const KUrl& url);
+ void moveContentHorizontally(int x);
+
+ /**
+ * Updates the size of the decoration dependent on the
+ * icon size of the ColumnModeSettings. The controller
+ * will get informed about possible zoom in/zoom out
+ * operations.
+ */
+ void updateDecorationSize();
+
+ /**
+ * Updates the background color of the columns to respect
+ * the current activation state \a active.
+ */
+ void updateColumnsBackground(bool active);
+
+ void slotShowHiddenFilesChanged();
+ void slotShowPreviewChanged();
private:
bool isZoomInPossible() const;
bool isZoomOutPossible() const;
+ DolphinColumnWidget* activeColumn() const;
+
/**
- * Requests the activation for the column \a column. The URL
- * navigator will be changed to represent the column.
+ * Deactivates the currently active column and activates
+ * the new column indicated by \a index. m_index represents
+ * the active column afterwards. Also the URL of the navigator
+ * will be adjusted to reflect the column URL.
*/
- void requestActivation(QWidget* column);
+ void setActiveColumnIndex(int index);
+
+ void layoutColumns();
+ void updateScrollBar();
/**
- * Updates the selections of all columns to assure that
- * folder which is shown in the next column is always selected
- * (this behavior is not given inside QColumnView).
+ * Assures that the currently active column is fully visible
+ * by adjusting the horizontal position of the content.
*/
- void updateSelections();
+ void assureVisibleActiveColumn();
/**
- * Updates the size of the decoration dependent on the
- * icon size of the ColumnModeSettings. The controller
- * will get informed about possible zoom in/zoom out
- * operations.
+ * Request the activation for the column \a column. It is assured
+ * that the columns gets fully visible by adjusting the horizontal
+ * position of the content.
*/
- void updateDecorationSize();
+ void requestActivation(DolphinColumnWidget* column);
+
+ /** Removes all columns except of the root column. */
+ void removeAllColumns();
private:
DolphinController* m_controller;
+ bool m_active;
+ int m_index;
+ int m_contentX;
+ QList<DolphinColumnWidget*> m_columns;
+ QFrame* m_emptyViewport;
+ QTimeLine* m_animation;
+ QString m_nameFilter;
- friend class ColumnWidget;
+ friend class DolphinColumnWidget;
};
+inline DolphinColumnWidget* DolphinColumnView::activeColumn() const
+{
+ return m_columns[m_index];
+}
+
#endif
projects / dolphin.git / blobdiff