--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/anagram/vaclgui/dview.hpp	Sat Dec 22 17:52:45 2007 -0500
@@ -0,0 +1,247 @@
+/*
+ * AnaGram, A System for Syntax Directed Programming
+ * Copyright 1997-2002 Parsifal Software. All Rights Reserved.
+ * See the file COPYING for license and usage terms.
+ *
+ * dview.hpp
+ */
+
+#ifndef DVIEW_HPP
+#define DVIEW_HPP
+
+#include <icanvas.hpp>
+#include <iclipbrd.hpp>
+#include <icmdevt.hpp>
+#include <icmdhdr.hpp>
+//#include <icoordsy.hpp>
+//#include <iexcbase.hpp>
+//#include <ifont.hpp>
+#include <ikeyevt.hpp>
+#include <ikeyhdr.hpp>
+#include <imenuevt.hpp>
+#include <imenuhdr.hpp>
+#include <imoushdr.hpp>
+#include <imousevt.hpp>
+#include <ipainevt.hpp>
+#include <ipainhdr.hpp>
+#include <ipopmenu.hpp>
+//#include <irefcnt.hpp>
+#include <iscroll.hpp>
+#include <iscrlevt.hpp>
+#include <iscrlhdr.hpp>
+//#include <isizeevt.hpp>
+#include <isizehdr.hpp>
+//#include <istattxt.hpp>
+#include <itimer.hpp>
+//#include <ititle.hpp>
+
+class AgFrame; // from frame.hpp
+#include "agstring.h"
+#include "agview.hpp"
+#include "search.h"
+
+
+class AgDataView
+  : public ICanvas
+  , public ICommandHandler
+  , public IKeyboardHandler
+  , public IMenuHandler
+  , public IMouseHandler
+  , public IPaintHandler
+  , public IResizeHandler
+  , public IScrollHandler
+  , public AgHelpHandler
+  , public AgFocusHandler
+{
+public:
+
+  static const int defaultWindowHeight;
+
+  class MouseDragTimer : public ITimerFn {
+  private:
+    AgDataView *window;
+    int mouseLine;
+    int topLine;
+  public:
+    MouseDragTimer(AgDataView *, int, int);
+    void timerExpired(unsigned long timerId);
+  };
+
+  // Constructor
+  AgDataView(IWindow *, WindowData *);
+  AgDataView(IWindow *ownerWindow_);
+  AgDataView &init(WindowData *);
+  AgDataView &reset();
+
+  // Destructor
+  ~AgDataView();
+
+  void disconnect();
+
+  AgAction enterAction;
+  AgDataView &setEnterAction(AgAction action) {
+    enterAction = action;
+    return *this;
+  }
+  //virtual void onEnter() {
+  //  enterAction.performDeferred();
+  //}
+
+  AgAction selectAction;
+  AgDataView &setSelectAction(AgAction action) {
+    selectAction = action;
+    return *this;
+  }
+  //virtual void onSelect() {
+  //  selectAction.performDeferred();
+  //}
+
+  int     getCursorLine();
+  AgDataView &setCursorLine(int);
+  AgDataView &synchCursor(int);
+  void    mouseDragTimerInterrupt(int &topLine, int mouseLine);
+
+  ISize   suggestSize();
+
+  AgDataView &setLayoutDistorted(unsigned long, unsigned long);
+
+  AgDataView &layout();
+  int             tableWidth;
+  int             columnHeadWidth;
+  AgDataView     &adjustMaxWidth(AgString);
+  AgDataView     &setColumnTitles(AgString title);
+  AgColumnHead     columnHeadTitle;
+  AgStaticText     dataArea;
+
+  int lineHeight() const {
+    return font().externalLeading() + font().maxSize().height();
+  }
+  int charWidth() const { return font().maxSize().width(); }
+  int avgCharWidth() const { return font().avgCharWidth(); }
+  int maxDescender() const { return font().maxDescender(); }
+
+  AgDataView &repaintLine(int);
+
+  SearchProcess searchProcess;
+  Boolean findNext(AgString);
+  Boolean findPrev(AgString);
+  AgDataView &copyTo(IClipboard &c);
+  virtual void showHelp();
+
+protected:
+
+  // Layout functions
+  AgDataView &doLayout();
+  Boolean windowResize(IResizeEvent &);
+  ISize calcMinimumSize() const;
+  AgDataView &repositionWindow();
+  int  findMaxWidth(void);
+
+
+  // Handler functions
+
+  // Command Handler
+  Boolean command(ICommandEvent &event);
+
+  // Keyboard handler
+  Boolean virtualKeyPress(IKeyboardEvent &);
+  Boolean key(IKeyboardEvent &);
+
+  // Menu handler
+  Boolean makePopUpMenu(IMenuEvent &event);
+
+  IPopUpMenu popUpMenu;
+  AgArray<AgMenuItem> auxMenu;
+  Boolean menuEnded(IMenuEvent &);
+  AgDataView &initPopUp();
+  AgDataView &validatePopUp();
+
+  virtual Boolean showHelp(IEvent &event);
+
+  virtual ColorSpec *getLineColor(int);
+
+  // Mouse handler
+  Boolean mouseClicked(IMouseClickEvent &event);
+  Boolean mouseMoved(IMouseEvent &event);
+  void    dragMouse(int topLine, int mouseLine);
+
+  Boolean gotFocus(IEvent &);
+  Boolean lostFocus(IEvent &);
+
+  Boolean          mouseDown;
+  int              mouseDownCursorLine;
+  ITimer           mouseTimer;
+
+
+  // Paint handler
+  Boolean paintWindow(IPaintEvent &);
+
+  // Scroll handler
+  Boolean lineDown(IScrollEvent &);
+  Boolean lineLeft(IScrollEvent &);
+  Boolean lineRight(IScrollEvent &);
+  Boolean lineUp(IScrollEvent &);
+  Boolean pageDown(IScrollEvent &);
+  Boolean pageLeft(IScrollEvent &);
+  Boolean pageRight(IScrollEvent &);
+  Boolean pageUp(IScrollEvent &);
+  Boolean scrollBoxTrack(IScrollEvent &);
+  Boolean scrollBoxTrackEnd(IScrollEvent &event);
+/*
+  virtual Boolean scrollBoxTrackEnd(IScrollEvent &event) {
+    return scrollBoxTrack(event);
+  }
+*/
+
+public:
+  // child windows
+  IScrollBar       horizontalScrollBar;
+  IScrollBar       verticalScrollBar;
+
+  AgDataView &setFrame(AgFrame *f) {frameWindow = f; return *this;}
+
+  // window parameters
+  AgString copyTitle;
+  int windowId;
+  IWindow *ownerWindow;
+  AgFrame *frameWindow;
+  WindowData *windowData;
+  ColorSpec *color;
+  ColorSpec *cursorColor;
+  AgNotificationAction<AgDataView> dataColorChange;
+  AgNotificationAction<AgDataView> fontChange;
+  void onColorChange() { refresh(); }
+  void onFontChange();
+
+  int             *tabArray;
+  int popUpInitialized;
+  char            *helpTopic;
+
+  // layout state
+  Boolean         vsbShowing;
+  Boolean         hsbShowing;
+  int             columnHeadsPresent;
+  int             tableHeight;
+  int             verticalLineCount;
+
+  // window state
+  int             cursorLine;
+  int             prevHorizontal;
+  int             prevVertical;
+  int             rightButtonDown;
+
+  enum ButtonState { buttonIdle, buttonDown, waitingForClick };
+  ButtonState     rightButtonState;
+
+private:
+  int             layoutActive;
+  int             layoutComplete;
+};
+
+inline int AgDataView::getCursorLine() { return cursorLine; }
+
+void logFont(IFont activeFont);
+void logFont(IFont activeFont, char *p);
+
+
+#endif /* DVIEW_HPP */