X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fuisupport%2Fgraphicalui.h;h=42b5785287bd82db7c359bcf4bc20cf2ac234886;hp=9832d104f743fabd4069e0787695330cf4352fac;hb=158443f71d48215eea8b47b836b61afd77654b78;hpb=d452877910888c25d40590b5fff57eb8197ca9b0

diff --git a/src/uisupport/graphicalui.h b/src/uisupport/graphicalui.h
index 9832d104..42b57852 100644
--- a/src/uisupport/graphicalui.h
+++ b/src/uisupport/graphicalui.h
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-09 by the Quassel Project                          *
+ *   Copyright (C) 2005-2018 by the Quassel Project                        *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -15,75 +15,121 @@
  *   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.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  ***************************************************************************/
 
-#ifndef GRAPHICALUI_H_
-#define GRAPHICALUI_H_
+#pragma once
+
+#include "uisupport-export.h"
 
 #include "abstractui.h"
+#include "singleton.h"
 
 class ActionCollection;
 class ContextMenuActionProvider;
 class ToolBarActionProvider;
 class UiStyle;
 
-class GraphicalUi : public AbstractUi {
-  Q_OBJECT
+#ifdef Q_OS_WIN
+#  include <windows.h>
+#endif
+#ifdef Q_OS_MAC
+#include <Carbon/Carbon.h>
+#endif
+
+class UISUPPORT_EXPORT GraphicalUi : public AbstractUi, protected Singleton<GraphicalUi>
+{
+    Q_OBJECT
 
 public:
-  GraphicalUi(QObject *parent = 0);
+    //! Access global ActionCollections.
+    /** These ActionCollections are associated with the main window, i.e. they contain global
+    *  actions (and thus, shortcuts). Widgets providing application-wide shortcuts should
+    *  create appropriate Action objects using GraphicalUi::actionCollection(cat)->add\<Action\>().
+    *  @param category The category (default: "General")
+    */
+    static ActionCollection *actionCollection(const QString &category = "General", const QString &translatedCategory = QString());
+    static QHash<QString, ActionCollection *> actionCollections();
 
-  //! Access global ActionCollections.
-  /** These ActionCollections are associated with the main window, i.e. they contain global
-  *  actions (and thus, shortcuts). Widgets providing application-wide shortcuts should
-  *  create appropriate Action objects using GraphicalUi::actionCollection(cat)->add\<Action\>().
-  *  @param category The category (default: "General")
-  */
-  static ActionCollection *actionCollection(const QString &category = "General");
+    //! Load custom shortcuts from ShortcutSettings
+    /** @note This method assumes that all configurable actions are defined when being called
+     */
+    static void loadShortcuts();
 
-  inline static ContextMenuActionProvider *contextMenuActionProvider();
-  inline static ToolBarActionProvider *toolBarActionProvider();
-  inline static UiStyle *uiStyle();
-  inline static QWidget *mainWidget();
+    //! Save custom shortcuts to ShortcutSettings
+    static void saveShortcuts();
 
-  //! Force the main widget to the front and focus it (may not work in all window systems)
-  static void activateMainWidget();
+    inline static ContextMenuActionProvider *contextMenuActionProvider();
+    inline static ToolBarActionProvider *toolBarActionProvider();
+    inline static UiStyle *uiStyle();
+    inline static QWidget *mainWidget();
 
-  //! Hide main widget (storing the current desktop if possible)
-  static void hideMainWidget();
+    //! Force the main widget to the front and focus it (may not work in all window systems)
+    static void activateMainWidget();
+
+    //! Hide main widget (storing the current desktop if possible)
+    static void hideMainWidget();
+
+    //! Toggle main widget
+    static void toggleMainWidget();
+
+    //! Check if the main widget if (fully, in KDE) visible
+    static bool isMainWidgetVisible();
 
 protected:
-  //! This is the widget we associate global actions with, typically the main window
-  void setMainWidget(QWidget *);
+    GraphicalUi(QObject *parent = nullptr);
+    void init() override;
 
-  void setContextMenuActionProvider(ContextMenuActionProvider *);
-  void setToolBarActionProvider(ToolBarActionProvider *);
-  void setUiStyle(UiStyle *);
+    //! This is the widget we associate global actions with, typically the main window
+    void setMainWidget(QWidget *);
 
-private:
-  static QWidget *_mainWidget;
-  static QHash<QString, ActionCollection *> _actionCollections;
-  static ContextMenuActionProvider *_contextMenuActionProvider;
-  static ToolBarActionProvider *_toolBarActionProvider;
-  static UiStyle *_uiStyle;
-  static bool _onAllDesktops;
-};
+    //! Check if the mainWidget is visible and optionally toggle its visibility
+    /** With KDE integration, we check if the mainWidget is (partially) obscured in order to determine if
+     *  it should be activated or hidden. Without KDE, we need to resort to checking the current state
+     *  as Qt knows it, ignoring windows covering it.
+     *  @param  performToggle If true, toggle the window's state in addition to checking visibility
+     *  @return True, if the window is currently *not* visible (needs activation)
+     */
+    bool checkMainWidgetVisibility(bool performToggle);
+
+    //! Minimize to or restore main widget
+    virtual void minimizeRestore(bool show);
 
-ContextMenuActionProvider *GraphicalUi::contextMenuActionProvider() {
-  return _contextMenuActionProvider;
-}
+    //! Whether it is allowed to hide the mainWidget
+    /** The default implementation returns false, meaning that we won't hide the mainWidget even
+     *  if requested. This is to prevent hiding in case we don't have a tray icon to restore from.
+     */
+    virtual inline bool isHidingMainWidgetAllowed() const;
 
-ToolBarActionProvider *GraphicalUi::toolBarActionProvider() {
-  return _toolBarActionProvider;
-}
+    void setContextMenuActionProvider(ContextMenuActionProvider *);
+    void setToolBarActionProvider(ToolBarActionProvider *);
+    void setUiStyle(UiStyle *);
 
-UiStyle *GraphicalUi::uiStyle() {
-  return _uiStyle;
-}
+    bool eventFilter(QObject *obj, QEvent *event) override;
 
-QWidget *GraphicalUi::mainWidget() {
-  return _mainWidget;
-}
+protected slots:
+    void disconnectedFromCore() override;
 
+private:
+    static QWidget *_mainWidget;
+    static QHash<QString, ActionCollection *> _actionCollections;
+    static ContextMenuActionProvider *_contextMenuActionProvider;
+    static ToolBarActionProvider *_toolBarActionProvider;
+    static UiStyle *_uiStyle;
+
+#ifdef Q_OS_WIN
+    DWORD _dwTickCount;
+#endif
+#ifdef Q_OS_MAC
+    ProcessSerialNumber _procNum;
 #endif
+};
+
+
+// inlines
+
+ContextMenuActionProvider *GraphicalUi::contextMenuActionProvider() { return _contextMenuActionProvider; }
+ToolBarActionProvider *GraphicalUi::toolBarActionProvider() { return _toolBarActionProvider; }
+UiStyle *GraphicalUi::uiStyle() { return _uiStyle; }
+QWidget *GraphicalUi::mainWidget() { return _mainWidget; }
+bool GraphicalUi::isHidingMainWidgetAllowed() const { return false; }