use a smaller step size when using the scroll wheel

[dolphin.git] / src / treeviewsidebarpage.h

diff --git a/src/treeviewsidebarpage.h b/src/treeviewsidebarpage.h
index 045586bccf2edbb37b84850c9d1c29a2876d299b..3a37c888229aa287b34a1403ef5a9167289d350a 100644 (file)
--- a/src/treeviewsidebarpage.h
+++ b/src/treeviewsidebarpage.h
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2006 by Peter Penz <peter.penz@gmx.at>
+ *   Copyright (C) 2006 by Peter Penz <peter.penz@gmx.at>                  *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
@@ -20,57 +20,116 @@
 #ifndef TREEVIEWSIDEBARPAGE_H
 #define TREEVIEWSIDEBARPAGE_H
 
+#include <kurl.h>
 #include <sidebarpage.h>
 
 class KDirLister;
-class KDirModel;
-class KUrl;
+class DolphinModel;
 
+class DolphinSortFilterProxyModel;
+class SidebarTreeView;
 class QModelIndex;
-class QTreeView;
 
 /**
- * @brief
+ * @brief Shows a tree view of the directories starting from
+ *        the currently selected place.
+ *
+ * The tree view is always synchronized with the currently active view
+ * from the main window.
  */
 class TreeViewSidebarPage : public SidebarPage
 {
     Q_OBJECT
 
 public:
-    TreeViewSidebarPage(DolphinMainWindow* mainWindow, QWidget* parent = 0);
+    TreeViewSidebarPage(QWidget* parent = 0);
     virtual ~TreeViewSidebarPage();
 
-protected:
-    /** @see SidebarPage::activeViewChanged() */
-    virtual void activeViewChanged();
+    /** @see QWidget::sizeHint() */
+    virtual QSize sizeHint() const;
+
+    void setShowHiddenFiles(bool show);
+    bool showHiddenFiles() const;
 
+    void rename(const KFileItem& item);
+
+signals:
+    /**
+     * Is emitted if the an URL change is requested.
+     */
+    void changeUrl(const KUrl& url, Qt::MouseButtons buttons);
+
+    /**
+     * This signal is emitted when the sidebar requests a change in the
+     * current selection. The file-management view recieving this signal is
+     * not required to select all listed files, limiting the selection to
+     * e.g. the current folder. The new selection will be reported via the
+     * setSelection slot.
+     */
+    void changeSelection(const KFileItemList& selection);
+
+public slots:
+    /**
+     * Changes the current selection inside the tree to \a url.
+     */
+    virtual void setUrl(const KUrl& url);
+
+protected:
     /** @see QWidget::showEvent() */
     virtual void showEvent(QShowEvent* event);
 
+    /** @see QWidget::contextMenuEvent() */
+    virtual void contextMenuEvent(QContextMenuEvent* event);
+
 private slots:
     /**
-     * Updates the current selection inside the tree to
-     * \a url.
+     * Updates the active view to the URL
+     * which is given by the item with the index \a index.
      */
-    void updateSelection(const KUrl& url);
+    void updateActiveView(const QModelIndex& index);
 
     /**
-     * Updates the URL of the active view to the URL
-     * which is given by the item with the index \a index.
+     * Is emitted if URLs have been dropped
+     * to the index \a index.
+     */
+    void dropUrls(const QModelIndex& index, QDropEvent* event);
+    
+    /**
+     * Expands the treeview to show the directory
+     * specified by \a index.
+     */
+    void expandToDir(const QModelIndex& index);
+
+    /**
+     * Assures that the leaf folder gets visible.
      */
-    void updateViewUrl(const QModelIndex& index);
+    void scrollToLeaf();
+
+    void updateMouseButtons();
 
 private:
     /**
-     * Connects to signals from the currently active Dolphin view to get
-     * informed about highlighting changes.
+     * Initializes the base URL of the tree and expands all
+     * directories until \a url.
+     * @param url  URL of the leaf directory that should get expanded.
+     */
+    void loadTree(const KUrl& url);
+
+    /**
+     * Selects the current leaf directory m_leafDir and assures
+     * that the directory is visible if the leaf has been set by
+     * TreeViewSidebarPage::setUrl().
      */
-    void connectToActiveView();
+    void selectLeafDirectory();
 
 private:
+    bool m_setLeafVisible;
+    Qt::MouseButtons m_mouseButtons;
     KDirLister* m_dirLister;
-    KDirModel* m_dirModel;
-    QTreeView* m_treeView;
+    DolphinModel* m_dolphinModel;
+    DolphinSortFilterProxyModel* m_proxyModel;
+    SidebarTreeView* m_treeView;
+    KUrl m_leafDir;
 };
 
-#endif // BOOKMARKSSIDEBARPAGE_H
+#endif // TREEVIEWSIDEBARPAGE_H