if no b/a area enabled some speed up when opening images

rtgui/thumbbrowserbase.h

@@ -0,0 +1,118 @@
+/*
+ *  This file is part of RawTherapee.
+ *
+ *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
+ *
+ *  RawTherapee 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 3 of the License, or
+ *  (at your option) any later version.
+ * 
+ *  RawTherapee 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 RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef _THUMBNAILBROWSERBASE_
+#define _THUMBNAILBROWSERBASE_
+
+#include <gtkmm.h>
+#include <thumbbrowserentrybase.h>
+#include <set>
+
+class ThumbBrowserBase  :  public Gtk::VBox {  
+
+    class Internal : public Gtk::DrawingArea {
+        
+            Glib::RefPtr<Gdk::GC> gc_;
+            int ofsX, ofsY;
+            ThumbBrowserBase* parent;
+            bool dirty;
+        public:
+            Internal ();
+            void setParent (ThumbBrowserBase* p);
+            void on_realize();
+            bool on_expose_event(GdkEventExpose* event);
+            bool on_button_press_event (GdkEventButton* event);
+            bool on_button_release_event (GdkEventButton* event);
+            bool on_motion_notify_event (GdkEventMotion* event);
+            bool on_scroll_event (GdkEventScroll* event);
+            bool on_key_press_event (GdkEventKey* event);
+            bool on_query_tooltip (int x, int y, bool keyboard_tooltip, const Glib::RefPtr<Gtk::Tooltip>& tooltip);
+            void setPosition (int x, int y);
+            
+            void setDirty () { dirty = true; }
+            bool isDirty  () { return dirty; }
+    };
+
+  protected:
+
+    Internal internal;
+    Gtk::HScrollbar hscroll;
+    Gtk::VScrollbar vscroll;
+    
+    int inW, inH;
+    
+    void resizeThumbnailArea (int w, int h);
+    void internalAreaResized (Gtk::Allocation& req);
+    void buttonPressed (int x, int y, int button, GdkEventType type, int state, int clx, int cly, int clw, int clh);
+    
+  public:
+
+    enum Arrangement {TB_Horizontal, TB_Vertical};
+    void configScrollBars ();
+    void scrollChanged ();
+    void scroll (int direction);
+
+  protected:
+
+    int eventTime;
+
+    std::vector<ThumbBrowserEntryBase*> fd;
+    std::vector<ThumbBrowserEntryBase*> selected;
+    ThumbBrowserEntryBase* lastClicked;
+    
+    int previewHeight;
+
+    Arrangement arrangement;
+
+    std::set<Glib::ustring> editedFiles;
+
+    void arrangeFiles ();
+    void zoomChanged (bool zoomIn);
+
+  public:
+   
+    ThumbBrowserBase ();
+
+    void zoomIn ()  { zoomChanged (true); }
+    void zoomOut () { zoomChanged (false); }
+    
+    const std::vector<ThumbBrowserEntryBase*>& getEntries () { return fd; }
+    void styleChanged (const Glib::RefPtr<Gtk::Style>& style);
+    void redraw ();   // arrange files and draw area
+    void refreshThumbImages (); // refresh thumbnail sizes, re-generate thumbnail images, arrange and draw
+    void refreshEditedState (const std::set<Glib::ustring>& efiles);
+     
+    void initEntry (ThumbBrowserEntryBase* entry);
+
+    void getScrollPosition (double& h, double& v);
+    void setScrollPosition (double h, double v);
+     
+    void setArrangement (Arrangement a);
+    virtual bool checkFilter (ThumbBrowserEntryBase* entry) { return true; }
+    virtual void rightClicked (ThumbBrowserEntryBase* entry) {}
+    virtual void doubleClicked (ThumbBrowserEntryBase* entry) {}
+    virtual bool keyPressed (GdkEventKey* event) {return true;}
+    virtual void selectionChanged () {}
+    
+    virtual void redrawNeeded (ThumbBrowserEntryBase* entry) {}
+    virtual void thumbRearrangementNeeded () {}
+
+    Gtk::Widget* getDrawingArea () { return &internal; }
+};
+
+#endif