apdf/xpdf/XPDFViewer.h

   1 //========================================================================
   2 //
   3 // XPDFViewer.h
   4 //
   5 // Copyright 2002-2003 Glyph & Cog, LLC
   6 //
   7 //========================================================================
   8
   9 #ifndef XPDFVIEWER_H
  10 #define XPDFVIEWER_H
  11
  12 #include <aconf.h>
  13
  14 #ifdef USE_GCC_PRAGMAS
  15 #pragma interface
  16 #endif
  17
  18 #define Object XtObject
  19 #include <Xm/XmAll.h>
  20 #undef Object
  21 #include "gtypes.h"
  22 #include "XPDFCore.h"
  23
  24 #if (XmVERSION <= 1) && !defined(__sgi)
  25 #define DISABLE_OUTLINE
  26 #endif
  27
  28 #if (XmVERSION >= 2 && !defined(LESSTIF_VERSION))
  29 #  define USE_COMBO_BOX 1
  30 #else
  31 #  undef USE_COMBO_BOX
  32 #endif
  33
  34 class GString;
  35 class GList;
  36 class UnicodeMap;
  37 class LinkDest;
  38 class XPDFApp;
  39
  40 //------------------------------------------------------------------------
  41
  42 // NB: this must match the defn of zoomMenuBtnInfo in XPDFViewer.cc
  43 #define nZoomMenuItems 10
  44
  45 //------------------------------------------------------------------------
  46 // XPDFViewer
  47 //------------------------------------------------------------------------
  48
  49 class XPDFViewer {
  50 public:
  51
  52   XPDFViewer(XPDFApp *appA, GString *fileName,
  53              int pageA, GString *destName,
  54              GString *ownerPassword, GString *userPassword);
  55   GBool isOk() { return ok; }
  56   ~XPDFViewer();
  57
  58   void open(GString *fileName, int pageA, GString *destName);
  59   void clear();
  60   void reloadFile();
  61
  62   Widget getWindow() { return win; }
  63
  64 private:
  65
  66   //----- load / display
  67   GBool loadFile(GString *fileName, GString *ownerPassword = NULL,
  68                  GString *userPassword = NULL);
  69   void displayPage(int pageA, double zoomA, int rotateA,
  70                    GBool scrollToTop, GBool addToHist);
  71   void displayDest(LinkDest *dest, double zoomA, int rotateA,
  72                    GBool addToHist);
  73   void getPageAndDest(int pageA, GString *destName,
  74                       int *pageOut, LinkDest **destOut);
  75
  76   //----- actions
  77   static void actionCbk(void *data, char *action);
  78
  79   //----- keyboard/mouse input
  80   static void keyPressCbk(void *data, char *s, KeySym key,
  81                           Guint modifiers);
  82   static void mouseCbk(void *data, XEvent *event);
  83
  84   //----- GUI code: main window
  85   void initWindow();
  86   void addToolTip(Widget widget, char *text);
  87   void mapWindow();
  88   void closeWindow();
  89   int getZoomIdx();
  90   void setZoomIdx(int idx);
  91   void setZoomVal(double z);
  92   static void prevPageCbk(Widget widget, XtPointer ptr,
  93                           XtPointer callData);
  94   static void prevTenPageCbk(Widget widget, XtPointer ptr,
  95                              XtPointer callData);
  96   static void nextPageCbk(Widget widget, XtPointer ptr,
  97                           XtPointer callData);
  98   static void nextTenPageCbk(Widget widget, XtPointer ptr,
  99                              XtPointer callData);
 100   static void backCbk(Widget widget, XtPointer ptr,
 101                       XtPointer callData);
 102   static void forwardCbk(Widget widget, XtPointer ptr,
 103                          XtPointer callData);
 104 #if USE_COMBO_BOX
 105   static void zoomComboBoxCbk(Widget widget, XtPointer ptr,
 106                               XtPointer callData);
 107 #else
 108   static void zoomMenuCbk(Widget widget, XtPointer ptr,
 109                           XtPointer callData);
 110 #endif
 111   static void findCbk(Widget widget, XtPointer ptr,
 112                       XtPointer callData);
 113   static void printCbk(Widget widget, XtPointer ptr,
 114                        XtPointer callData);
 115   static void aboutCbk(Widget widget, XtPointer ptr,
 116                        XtPointer callData);
 117   static void quitCbk(Widget widget, XtPointer ptr,
 118                       XtPointer callData);
 119   static void openCbk(Widget widget, XtPointer ptr,
 120                       XtPointer callData);
 121   static void openInNewWindowCbk(Widget widget, XtPointer ptr,
 122                                  XtPointer callData);
 123   static void reloadCbk(Widget widget, XtPointer ptr,
 124                         XtPointer callData);
 125   static void saveAsCbk(Widget widget, XtPointer ptr,
 126                         XtPointer callData);
 127   static void continuousModeToggleCbk(Widget widget, XtPointer ptr,
 128                                       XtPointer callData);
 129   static void rotateCCWCbk(Widget widget, XtPointer ptr,
 130                            XtPointer callData);
 131   static void rotateCWCbk(Widget widget, XtPointer ptr,
 132                           XtPointer callData);
 133   static void closeCbk(Widget widget, XtPointer ptr,
 134                        XtPointer callData);
 135   static void closeMsgCbk(Widget widget, XtPointer ptr,
 136                           XtPointer callData);
 137   static void pageNumCbk(Widget widget, XtPointer ptr,
 138                          XtPointer callData);
 139   static void updateCbk(void *data, GString *fileName,
 140                         int pageNum, int numPages, char *linkString);
 141
 142   //----- GUI code: outline
 143 #ifndef DISABLE_OUTLINE
 144   void setupOutline();
 145   void setupOutlineItems(GList *items, Widget parent, UnicodeMap *uMap);
 146   static void outlineSelectCbk(Widget widget, XtPointer ptr,
 147                                XtPointer callData);
 148 #endif
 149
 150   //----- GUI code: "about" dialog
 151   void initAboutDialog();
 152
 153   //----- GUI code: "open" dialog
 154   void initOpenDialog();
 155   void mapOpenDialog(GBool openInNewWindowA);
 156   static void openOkCbk(Widget widget, XtPointer ptr,
 157                         XtPointer callData);
 158
 159   //----- GUI code: "find" dialog
 160   void initFindDialog();
 161   static void findFindCbk(Widget widget, XtPointer ptr,
 162                           XtPointer callData);
 163   void mapFindDialog();
 164   void doFind(GBool next);
 165   static void findCloseCbk(Widget widget, XtPointer ptr,
 166                            XtPointer callData);
 167
 168   //----- GUI code: "save as" dialog
 169   void initSaveAsDialog();
 170   void mapSaveAsDialog();
 171   static void saveAsOkCbk(Widget widget, XtPointer ptr,
 172                           XtPointer callData);
 173
 174   //----- GUI code: "print" dialog
 175   void initPrintDialog();
 176   void setupPrintDialog();
 177   static void printWithCmdBtnCbk(Widget widget, XtPointer ptr,
 178                                  XtPointer callData);
 179   static void printToFileBtnCbk(Widget widget, XtPointer ptr,
 180                                 XtPointer callData);
 181   static void printPrintCbk(Widget widget, XtPointer ptr,
 182                             XtPointer callData);
 183
 184   //----- Motif support
 185   XmFontList createFontList(char *xlfd);
 186
 187   XPDFApp *app;
 188   GBool ok;
 189
 190   Display *display;
 191   int screenNum;
 192   Widget win;                   // top-level window
 193   Widget form;
 194   Widget panedWin;
 195 #ifndef DISABLE_OUTLINE
 196   Widget outlineScroll;
 197   Widget outlineTree;
 198   Widget *outlineLabels;
 199   int outlineLabelsLength;
 200   int outlineLabelsSize;
 201 #endif
 202   XPDFCore *core;
 203   Widget toolBar;
 204   Widget backBtn;
 205   Widget prevTenPageBtn;
 206   Widget prevPageBtn;
 207   Widget nextPageBtn;
 208   Widget nextTenPageBtn;
 209   Widget forwardBtn;
 210   Widget pageNumText;
 211   Widget pageCountLabel;
 212 #if USE_COMBO_BOX
 213   Widget zoomComboBox;
 214 #else
 215   Widget zoomMenu;
 216   Widget zoomMenuBtns[nZoomMenuItems];
 217 #endif
 218   Widget findBtn;
 219   Widget printBtn;
 220   Widget aboutBtn;
 221   Widget linkLabel;
 222   Widget quitBtn;
 223   Widget popupMenu;
 224
 225   Widget aboutDialog;
 226   XmFontList aboutBigFont, aboutVersionFont, aboutFixedFont;
 227
 228   Widget openDialog;
 229   GBool openInNewWindow;
 230
 231   Widget findDialog;
 232   Widget findText;
 233   Widget findBackwardToggle;
 234   Widget findCaseSensitiveToggle;
 235
 236   Widget saveAsDialog;
 237
 238   Widget printDialog;
 239   Widget printWithCmdBtn;
 240   Widget printToFileBtn;
 241   Widget printCmdText;
 242   Widget printFileText;
 243   Widget printFirstPage;
 244   Widget printLastPage;
 245 };
 246
 247 #endif