Disable "Create folder" action if the location is not writable

[dolphin.git] / src / dolphinviewcontainer.h

diff --git a/src/dolphinviewcontainer.h b/src/dolphinviewcontainer.h
index e50386ab6388174b31ded5d662ab25fbeff5a990..d2d322b08d3512a457183f48e93eccebb8504e40 100644 (file)
--- a/src/dolphinviewcontainer.h
+++ b/src/dolphinviewcontainer.h
@@ -1,49 +1,51 @@
-/***************************************************************************
- *   Copyright (C) 2007 by Peter Penz <peter.penz19@gmail.com>             *
- *                                                                         *
- *   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  *
- *   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 General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
- ***************************************************************************/
+/*
+ * SPDX-FileCopyrightText: 2007 Peter Penz <peter.penz19@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */

 
 #ifndef DOLPHINVIEWCONTAINER_H
 #define DOLPHINVIEWCONTAINER_H
 
 
 #ifndef DOLPHINVIEWCONTAINER_H
 #define DOLPHINVIEWCONTAINER_H
 

+#include "config-dolphin.h"
+#include "dolphinurlnavigator.h"
+#include "selectionmode/bottombar.h"
+#include "views/dolphinview.h"
+

 #include <KFileItem>
 #include <KFileItem>

-#include <KCompletion>

 #include <KIO/Job>
 #include <KIO/Job>

-
+#include <KMessageWidget>

 #include <KUrlNavigator>
 
 #include <QElapsedTimer>
 #include <KUrlNavigator>
 
 #include <QElapsedTimer>

+#include <QPushButton>

 #include <QWidget>
 
 #include <QWidget>
 

-#include <views/dolphinview.h>
-#include <config-dolphin.h>
+#include <initializer_list>

 
 

-#ifdef KF5Activities_FOUND
-namespace KActivities {
-    class ResourceInstance;
+namespace Admin
+{
+class Bar;

 }
 }

-#endif
-

 class FilterBar;
 class FilterBar;

-class KMessageWidget;
+class QAction;
+class QGridLayout;

 class QUrl;
 class QUrl;

-class KUrlNavigator;
-class DolphinSearchBox;
+namespace Search
+{
+class Bar;
+}

 class DolphinStatusBar;
 class DolphinStatusBar;

+class KFileItemList;
+namespace SelectionMode
+{
+class TopBar;
+}
+
+/**
+ * @return True if the URL protocol is a search URL (e. g. baloosearch:// or filenamesearch://).
+ */
+bool isSearchUrl(const QUrl &url);

 
 /**
  * @short Represents a view for the directory content
 
 /**
  * @short Represents a view for the directory content


@@ -62,21 +64,15 @@ class DolphinViewContainer : public QWidget
     Q_OBJECT
 
 public:
     Q_OBJECT
 
 public:

-    enum MessageType
-    {
-        Information,
-        Warning,
-        Error
-    };
-
-    DolphinViewContainer(const QUrl& url, QWidget* parent);
-    virtual ~DolphinViewContainer();
+    DolphinViewContainer(const QUrl &url, QWidget *parent);
+    ~DolphinViewContainer() override;

 
     /**
      * Returns the current active URL, where all actions are applied.
      * The URL navigator is synchronized with this URL.
      */
     QUrl url() const;
 
     /**
      * Returns the current active URL, where all actions are applied.
      * The URL navigator is synchronized with this URL.
      */
     QUrl url() const;

+    KFileItem rootItem() const;

 
     /**
      * If \a active is true, the view container will marked as active. The active
 
     /**
      * If \a active is true, the view container will marked as active. The active


@@ -90,38 +86,118 @@ public:
      * as soon as the URL has been changed. Per default the grabbing
      * of the focus is enabled.
      */
      * as soon as the URL has been changed. Per default the grabbing
      * of the focus is enabled.
      */

-    void setAutoGrabFocus(bool grab);
-    bool autoGrabFocus() const;
+    void setGrabFocusOnUrlChange(bool grabFocus);

 
 

-    const DolphinStatusBar* statusBar() const;
-    DolphinStatusBar* statusBar();
+    const DolphinStatusBar *statusBar() const;
+    DolphinStatusBar *statusBar();

 
 

-    const KUrlNavigator* urlNavigator() const;
-    KUrlNavigator* urlNavigator();
+    /**
+     * @return  An UrlNavigator that is controlling this view
+     *          or nullptr if there is none.
+     * @see connectUrlNavigator()
+     * @see disconnectUrlNavigator()
+     *
+     * Use urlNavigatorInternalWithHistory() if you want to access the history.
+     * @see urlNavigatorInternalWithHistory()
+     */
+    const DolphinUrlNavigator *urlNavigator() const;
+    /**
+     * @return  An UrlNavigator that is controlling this view
+     *          or nullptr if there is none.
+     * @see connectUrlNavigator()
+     * @see disconnectUrlNavigator()
+     *
+     * Use urlNavigatorInternalWithHistory() if you want to access the history.
+     * @see urlNavigatorInternalWithHistory()
+     */
+    DolphinUrlNavigator *urlNavigator();
+
+    /**
+     * @return An UrlNavigator that contains this view's history.
+     * Use urlNavigator() instead when not accessing the history.
+     */
+    const DolphinUrlNavigator *urlNavigatorInternalWithHistory() const;
+    /**
+     * @return An UrlNavigator that contains this view's history.
+     * Use urlNavigator() instead when not accessing the history.
+     */
+    DolphinUrlNavigator *urlNavigatorInternalWithHistory();

 
 

-    const DolphinView* view() const;
-    DolphinView* view();
+    const DolphinView *view() const;
+    DolphinView *view();

 
     /**
 
     /**

-     * Shows the message \msg with the given type non-modal above
-     * the view-content.
+     * @param urlNavigator  The UrlNavigator that is supposed to control
+     *                      this view.

      */
      */

-    void showMessage(const QString& msg, MessageType type);
+    void connectUrlNavigator(DolphinUrlNavigator *urlNavigator);

 
     /**
 
     /**

-     * Refreshes the view container to get synchronized with the (updated) Dolphin settings.
+     * Disconnects the navigator that is currently controlling the view.
+     * This method completely reverses connectUrlNavigator().

      */
      */

-    void readSettings();
+    void disconnectUrlNavigator();

 
 

-    /** Returns true, if the filter bar is visible. */
-    bool isFilterBarVisible() const;
+    /**
+     * Sets the visibility of this objects search configuration user interface. This search bar is the primary interface in Dolphin to search for files and
+     * folders.
+     *
+     * The signal searchBarVisibilityChanged will be emitted when the new visibility state is different from the old.
+     *
+     * Typically an animation will play when the search bar is shown or hidden, so the visibility of the bar will not necessarily match @p visible when this
+     * method returns. Instead use isSearchBarVisible(), which will always communicate the visibility state the search bar is heading to.
+     *
+     * @see Search::Bar.
+     * @see isSearchBarVisible().
+     */
+    void setSearchBarVisible(bool visible);
+
+    /** @returns true if the search bar is visible while not being in the process to hide itself. */
+    bool isSearchBarVisible() const;

 
     /**
 
     /**

-     * Enables the search mode, if \p enabled is true. In the search mode the URL navigator
-     * will be hidden and replaced by a line editor that allows to enter a search term.
+     * Moves keyboard focus to the search bar. The search term is fully selected to allow easy replacing.

      */
      */

-    void setSearchModeEnabled(bool enabled);
-    bool isSearchModeEnabled() const;
+    void setFocusToSearchBar();
+
+    /**
+     * Sets a selection mode that is useful for quick and easy selecting or deselecting of files.
+     * This method is the central authority about enabling or disabling selection mode:
+     * All other classes that want to enable or disable selection mode should trigger a call of this method.
+     *
+     * This method sets the selection mode for the view of this viewContainer and sets the visibility of the
+     * selection mode top and bottom bar which also belong to this viewContainer.
+     *
+     * @param enabled           Whether to enable or disable selection mode.
+     * @param actionCollection  The collection of actions from which the actions on the bottom bar are retrieved.
+     * @param bottomBarContents The contents the bar is supposed to show after this call.
+     */
+    void setSelectionModeEnabled(bool enabled,
+                                 KActionCollection *actionCollection = nullptr,
+                                 SelectionMode::BottomBar::Contents bottomBarContents = SelectionMode::BottomBar::Contents::GeneralContents);
+    /** @see setSelectionModeEnabled() */
+    bool isSelectionModeEnabled() const;
+
+    /**
+     * Shows the message \message with the given type \messageType non-modal above the view-content.
+     * \buttonActions defines actions which the user can trigger as a response to this message. They are presented as buttons below the \message.
+     */
+    void showMessage(const QString &message, KMessageWidget::MessageType messageType, std::initializer_list<QAction *> buttonActions = {});
+
+    /**
+     * Forwards to DolphinStatusBar::showProgress(). Only exception: The button to cancel the task is hidden.
+     * @see DolphinStatusBar::showProgress().
+     */
+    void showProgress(const QString &currentlyRunningTaskTitle, int progressPercent);
+
+    /**
+     * Refreshes the view container to get synchronized with the (updated) Dolphin settings.
+     */
+    void readSettings();
+
+    /** @returns true, if the filter bar is visible.
+     *           false, if it is hidden or currently animating towards a hidden state. */
+    bool isFilterBarVisible() const;

 
     /**
      * @return Text that should be used for the current URL when creating
 
     /**
      * @return Text that should be used for the current URL when creating


@@ -134,7 +210,31 @@ public:
      */
     void reload();
 
      */
     void reload();
 

-public slots:
+    /**
+     * @return Returns a Caption suitable for display in the window title.
+     * It is calculated depending on GeneralSettings::showFullPathInTitlebar().
+     * If it's false, it calls caption().
+     */
+    QString captionWindowTitle() const;
+
+    /**
+     * @return Returns a Caption suitable for display to the user. It is
+     * calculated depending on settings, if a search is active and other
+     * factors.
+     */
+    QString caption() const;
+
+    /**
+     * Disable/enable the behavior of "select child when moving to parent folder"
+     * offered by KUrlNavigator.
+     *
+     * See KUrlNavigator::urlSelectionRequested
+     */
+    void disableUrlNavigatorSelectionRequests();
+    void enableUrlNavigatorSelectionRequests();
+    void clearFilterBar();
+
+public Q_SLOTS:

     /**
      * Sets the current active URL, where all actions are applied. The
      * URL navigator is synchronized with this URL. The signals
     /**
      * Sets the current active URL, where all actions are applied. The
      * URL navigator is synchronized with this URL. The signals


@@ -142,7 +242,7 @@ public slots:
      * are emitted.
      * @see DolphinViewContainer::urlNavigator()
      */
      * are emitted.
      * @see DolphinViewContainer::urlNavigator()
      */

-    void setUrl(const QUrl& url);
+    void setUrl(const QUrl &url);

 
     /**
      * Popups the filter bar above the status bar if \a visible is true.
 
     /**
      * Popups the filter bar above the status bar if \a visible is true.


@@ -151,11 +251,25 @@ public slots:
      */
     void setFilterBarVisible(bool visible);
 
      */
     void setFilterBarVisible(bool visible);
 

-signals:
+    /** Used to notify the m_selectionModeBottomBar that there is no other ViewContainer in the tab. */
+    void slotSplitTabDisabled();
+
+Q_SIGNALS:

     /**
      * Is emitted whenever the filter bar has changed its visibility state.
      */
     void showFilterBarChanged(bool shown);
     /**
      * Is emitted whenever the filter bar has changed its visibility state.
      */
     void showFilterBarChanged(bool shown);

+    /**
+     * Is emitted whenever a change to the search bar's visibility is invoked. The visibility change might not have actually already taken effect by the time
+     * this signal is emitted because typically the showing and hiding is animated.
+     * @param visible The visibility state the search bar is going to end up at.
+     * @see Search::Bar.
+     * @see setSearchBarVisible().
+     * @see isSearchBarVisible().
+     */
+    void searchBarVisibilityChanged(bool visible);
+
+    void selectionModeChanged(bool enabled);

 
     /**
      * Is emitted when the write state of the folder has been changed. The application
 
     /**
      * Is emitted when the write state of the folder has been changed. The application


@@ -164,7 +278,23 @@ signals:
      */
     void writeStateChanged(bool isFolderWritable);
 
      */
     void writeStateChanged(bool isFolderWritable);
 

-private slots:
+    /**
+     * Is emitted when the Caption has been changed.
+     * @see DolphinViewContainer::caption()
+     */
+    void captionChanged();
+
+    /**
+     * Is emitted if a new tab should be opened in the background for the URL \a url.
+     */
+    void tabRequested(const QUrl &url);
+
+    /**
+     * Is emitted if a new tab should be opened for the URL \a url and set as active.
+     */
+    void activeTabRequested(const QUrl &url);
+
+private Q_SLOTS:

     /**
      * Updates the number of items (= number of files + number of
      * directories) in the statusbar. If files are selected, the number
     /**
      * Updates the number of items (= number of files + number of
      * directories) in the statusbar. If files are selected, the number


@@ -183,10 +313,6 @@ private slots:
      */
     void updateStatusBar();
 
      */
     void updateStatusBar();
 

-    void updateDirectoryLoadingProgress(int percent);
-
-    void updateDirectorySortingProgress(int percent);
-

     /**
      * Updates the statusbar to show an undetermined progress with the correct
      * context information whether a searching or a directory loading is done.
     /**
      * Updates the statusbar to show an undetermined progress with the correct
      * context information whether a searching or a directory loading is done.


@@ -209,26 +335,31 @@ private slots:
      * Is called if the URL set by DolphinView::setUrl() represents
      * a file and not a directory. Takes care to activate the file.
      */
      * Is called if the URL set by DolphinView::setUrl() represents
      * a file and not a directory. Takes care to activate the file.
      */

-    void slotUrlIsFileError(const QUrl& url);
+    void slotUrlIsFileError(const QUrl &url);

 
     /**
      * Handles clicking on an item. If the item is a directory, the
      * directory is opened in the view. If the item is a file, the file
      * gets started by the corresponding application.
      */
 
     /**
      * Handles clicking on an item. If the item is a directory, the
      * directory is opened in the view. If the item is a file, the file
      * gets started by the corresponding application.
      */

-    void slotItemActivated(const KFileItem& item);
+    void slotItemActivated(const KFileItem &item);

 
     /**
      * Handles activation of multiple files. The files get started by
      * the corresponding applications.
      */
 
     /**
      * Handles activation of multiple files. The files get started by
      * the corresponding applications.
      */

-    void slotItemsActivated(const KFileItemList& items);
+    void slotItemsActivated(const KFileItemList &items);
+
+    /**
+     * Handles middle click of file. It opens the file passed using the second application associated with the file's mimetype.
+     */
+    void slotfileMiddleClickActivated(const KFileItem &item);

 
     /**
      * Shows the information for the item \a item inside the statusbar. If the
      * item is null, the default statusbar information is shown.
      */
 
     /**
      * Shows the information for the item \a item inside the statusbar. If the
      * item is null, the default statusbar information is shown.
      */

-    void showItemInfo(const KFileItem& item);
+    void showItemInfo(const KFileItem &item);

 
     void closeFilterBar();
 
 
     void closeFilterBar();
 


@@ -236,7 +367,7 @@ private slots:
      * Filters the currently shown items by \a nameFilter. All items
      * which contain the given filter string will be shown.
      */
      * Filters the currently shown items by \a nameFilter. All items
      * which contain the given filter string will be shown.
      */

-    void setNameFilter(const QString& nameFilter);
+    void setNameFilter(const QString &nameFilter);

 
     /**
      * Marks the view container as active
 
     /**
      * Marks the view container as active


@@ -248,38 +379,29 @@ private slots:
      * Is invoked if the signal urlAboutToBeChanged() from the URL navigator
      * is emitted. Tries to save the view-state.
      */
      * Is invoked if the signal urlAboutToBeChanged() from the URL navigator
      * is emitted. Tries to save the view-state.
      */

-    void slotUrlNavigatorLocationAboutToBeChanged(const QUrl& url);
+    void slotUrlNavigatorLocationAboutToBeChanged(const QUrl &url);

 
     /**
      * Restores the current view to show \a url and assures
      * that the root URL of the view is respected.
      */
 
     /**
      * Restores the current view to show \a url and assures
      * that the root URL of the view is respected.
      */

-    void slotUrlNavigatorLocationChanged(const QUrl& url);
+    void slotUrlNavigatorLocationChanged(const QUrl &url);
+
+    /**
+     * @see KUrlNavigator::urlSelectionRequested
+     */
+    void slotUrlSelectionRequested(const QUrl &url);

 
     /**
      * Is invoked when a redirection is done and changes the
      * URL of the URL navigator to \a newUrl without triggering
      * a reloading of the directory.
      */
 
     /**
      * Is invoked when a redirection is done and changes the
      * URL of the URL navigator to \a newUrl without triggering
      * a reloading of the directory.
      */

-    void redirect(const QUrl& oldUrl, const QUrl& newUrl);
+    void redirect(const QUrl &oldUrl, const QUrl &newUrl);

 
     /** Requests the focus for the view \a m_view. */
     void requestFocus();
 
 
     /** Requests the focus for the view \a m_view. */
     void requestFocus();
 

-    /**
-     * Saves the currently used URL completion mode of
-     * the URL navigator.
-     */
-    void saveUrlCompletionMode(KCompletion::CompletionMode completion);
-
-    void slotReturnPressed();
-
-    /**
-     * Gets the search URL from the searchbox and starts searching.
-     */
-    void startSearching();
-    void closeSearchBox();
-

     /**
      * Stops the loading of a directory. Is connected with the "stopPressed" signal
      * from the statusbar.
     /**
      * Stops the loading of a directory. Is connected with the "stopPressed" signal
      * from the statusbar.


@@ -289,16 +411,28 @@ private slots:
     void slotStatusBarZoomLevelChanged(int zoomLevel);
 
     /**
     void slotStatusBarZoomLevelChanged(int zoomLevel);
 
     /**

-     * Slot that calls showMessage(msg, Error).
+     * Creates and shows an error message based on \p message and \p kioErrorCode.

      */
      */

-    void showErrorMessage(const QString& msg);
+    void slotErrorMessageFromView(const QString &message, const int kioErrorCode);

 
 

-private:

     /**
     /**

-     * @return True if the URL protocol is a search URL (e. g. baloosearch:// or filenamesearch://).
+     * Slot that calls showMessage(message, KMessageWidget::Error).

      */
      */

-    bool isSearchUrl(const QUrl& url) const;
+    void showErrorMessage(const QString &message);

 
 

+    /**
+     * Is invoked when a KFilePlacesModel has been changed
+     * @see DolphinPlacesModelSingleton::instance().placesModel()
+     */
+    void slotPlacesModelChanged();
+
+    void slotHiddenFilesShownChanged(bool showHiddenFiles);
+    void slotSortHiddenLastChanged(bool hiddenLast);
+    void slotCurrentDirectoryRemoved();
+
+    void slotOpenUrlFinished(KJob *job);
+
+private:

     /**
      * Saves the state of the current view: contents position,
      * root URL, ...
     /**
      * Saves the state of the current view: contents position,
      * root URL, ...


@@ -311,25 +445,78 @@ private:
      */
     void tryRestoreViewState();
 
      */
     void tryRestoreViewState();
 

-private:
-    QVBoxLayout* m_topLayout;
-    KUrlNavigator* m_urlNavigator;
-    DolphinSearchBox* m_searchBox;
-    KMessageWidget* m_messageWidget;
+    /**
+     * @return Path of nearest existing ancestor directory.
+     */
+    QString getNearestExistingAncestorOfPath(const QString &path) const;
+
+    /**
+     * Update the geometry of statusbar depending on what mode it is using.
+     */
+    void updateStatusBarGeometry();

 
 

-    DolphinView* m_view;
+    /**
+     * @return Preferred geometry of the small statusbar.
+     */
+    QRect preferredSmallStatusBarGeometry();

 
 

-    FilterBar* m_filterBar;
+    /**
+     * Check if a folder can be created at url.
+     * This method supports only local URLs.
+     */
+    bool isTopMostParentFolderWritable(QUrl url);

 
 

-    DolphinStatusBar* m_statusBar;
-    QTimer* m_statusBarTimer;            // Triggers a delayed update
-    QElapsedTimer m_statusBarTimestamp;  // Time in ms since last update
-    bool m_autoGrabFocus;
+protected:
+    bool eventFilter(QObject *object, QEvent *event) override;

 
 

-#ifdef KF5Activities_FOUND

 private:
 private:

-    KActivities::ResourceInstance * m_activityResourceInstance;
-#endif
+    QGridLayout *m_topLayout;
+
+    /**
+     * The internal UrlNavigator which is never visible to the user.
+     * m_urlNavigator is used even when another UrlNavigator is controlling
+     * the view to keep track of this object's history.
+     */
+    std::unique_ptr<DolphinUrlNavigator> m_urlNavigator;
+
+    /**
+     * The UrlNavigator that is currently connected to the view.
+     * This is a nullptr if no UrlNavigator is connected.
+     * Otherwise it's one of the UrlNavigators visible in the toolbar.
+     */
+    QPointer<DolphinUrlNavigator> m_urlNavigatorConnected;
+
+    Search::Bar *m_searchBar;
+    bool m_searchModeEnabled;
+
+    /// A bar shown at the top of the view to signify that the view is currently viewed and acted on with elevated privileges.
+    Admin::Bar *m_adminBar;
+    /// An action to switch to the admin protocol. This variable will always be nullptr unless kio-admin was installed. @see Admin::WorkerIntegration.
+    QAction *m_authorizeToEnterFolderAction;
+    /// An action to create new folder in case user enters a nonexistent URL in the location bar.
+    QAction *m_createFolderAction;
+
+    KMessageWidget *m_messageWidget;
+
+    /// A bar shown at the top of the view to signify that selection mode is currently active.
+    SelectionMode::TopBar *m_selectionModeTopBar;
+
+    DolphinView *m_view;
+
+    FilterBar *m_filterBar;
+
+    /// A bar shown at the bottom of the view whose contents depend on what the user is currently doing.
+    SelectionMode::BottomBar *m_selectionModeBottomBar;
+
+    DolphinStatusBar *m_statusBar;
+    QTimer *m_statusBarTimer; // Triggers a delayed update
+    QElapsedTimer m_statusBarTimestamp; // Time in ms since last update
+    bool m_grabFocusOnUrlChange;
+    /**
+     * The visual state to be applied to the next UrlNavigator that gets
+     * connected to this ViewContainer.
+     */
+    std::unique_ptr<DolphinUrlNavigator::VisualState> m_urlNavigatorVisualState;

 };
 
 #endif // DOLPHINVIEWCONTAINER_H
 };
 
 #endif // DOLPHINVIEWCONTAINER_H