choose.h

   1 /*
   2  * Copyright (c) 2000, Red Hat, Inc.
   3  *
   4  *     This program is free software; you can redistribute it and/or modify
   5  *     it under the terms of the GNU General Public License as published by
   6  *     the Free Software Foundation; either version 2 of the License, or
   7  *     (at your option) any later version.
   8  *
   9  *     A copy of the GNU General Public License can be found at
  10  *     http://www.gnu.org/
  11  *
  12  * Written by Robert Collins <rbtcollins@hotmail.com>
  13  *
  14  */
  15
  16 #ifndef _CHOOSE_H_
  17 #define _CHOOSE_H_
  18
  19 #include "proppage.h"
  20
  21 class Category;
  22 class packagemeta;
  23
  24 #define CATEGORY_EXPANDED  0
  25 #define CATEGORY_COLLAPSED 1
  26
  27 typedef enum
  28 {
  29   /* Note that the next four items must be in the same order as the
  30      TRUST items in ini.h. */
  31   ACTION_UNKNOWN,
  32   ACTION_PREV,
  33   ACTION_CURR,
  34   ACTION_TEST,
  35   ACTION_SKIP,
  36   ACTION_UNINSTALL,
  37   ACTION_REDO,
  38   ACTION_SRC_ONLY,
  39   ACTION_LAST,
  40   ACTION_ERROR,
  41   /* Use ACTION_SAME when you want to leve the current version unaltered
  42    * even if it that version is not in setup.ini
  43    */
  44   ACTION_SAME = 100,
  45   /* Actions taken when installed version matches the selected version. */
  46   ACTION_SAME_PREV = ACTION_PREV + ACTION_SAME,
  47   ACTION_SAME_CURR = ACTION_CURR + ACTION_SAME,
  48   ACTION_SAME_TEST = ACTION_TEST + ACTION_SAME,
  49   /* Last action. */
  50   ACTION_SAME_LAST
  51 }
  52 actions;
  53
  54 typedef enum
  55 {
  56   VIEW_UNKNOWN,
  57   VIEW_PACKAGE_FULL,
  58   VIEW_PACKAGE,
  59   VIEW_CATEGORY,
  60   NVIEW
  61 }
  62 views;
  63
  64 struct _header
  65 {
  66   const char *text;
  67   int slen;
  68   int width;
  69   int x;
  70 };
  71
  72 #ifdef __cplusplus
  73 #include "list.h"
  74 #include "package_meta.h"
  75
  76 class view;
  77
  78 class pick_line
  79 {
  80 public:
  81   virtual void paint (HDC hdc, int x, int y, int row, int show_cat) = 0;
  82   virtual int click (int const myrow, int const ClickedRow, int const x) = 0;
  83   virtual int itemcount () const = 0;
  84   // this may indicate bad inheritance model.
  85   virtual bool IsContainer (void) const = 0;
  86   virtual void insert (pick_line &) = 0;
  87   // Never allocate to key, always allocated elsewhere
  88   char const *key;
  89     virtual ~ pick_line ()
  90   {
  91   };
  92 protected:
  93   pick_line ()
  94   {
  95   };
  96   pick_line (pick_line const &);
  97   pick_line & operator= (pick_line const &);
  98 };
  99
 100 class pick_pkg_line:public pick_line
 101 {
 102 public:
 103   pick_pkg_line (packagemeta & apkg):pkg (apkg)
 104   {
 105     key = apkg.key;
 106   };
 107   virtual void paint (HDC hdc, int x, int y, int row, int show_cat);
 108   virtual int click (int const myrow, int const ClickedRow, int const x);
 109   virtual int itemcount () const
 110   {
 111     return 1;
 112   }
 113   virtual bool IsContainer (void) const
 114   {
 115     return false;
 116   }
 117   virtual void insert (pick_line &)
 118   {
 119   };
 120 private:
 121   packagemeta & pkg;
 122 };
 123
 124 class topbucket:public pick_line
 125 {
 126 public:
 127   topbucket ()
 128   {
 129     key = 0;
 130   };
 131   virtual void paint (HDC hdc, int x, int y, int row, int show_cat);
 132   virtual int click (int const myrow, int const ClickedRow, int const x);
 133   virtual int itemcount () const
 134   {
 135     int t = 0;
 136     for (size_t n = 1; n <= bucket.number (); n++)
 137         t += bucket[n]->itemcount ();
 138       return t;
 139   };
 140   virtual bool IsContainer (void) const
 141   {
 142     return true;
 143   }
 144   virtual void insert (pick_line & aLine)
 145   {
 146     bucket.registerbyobject (aLine);
 147   }
 148   virtual void empty (void);
 149   virtual ~ topbucket ();
 150 protected:
 151   topbucket (topbucket const &);
 152   topbucket & operator= (topbucket const &);
 153 private:
 154   list < pick_line, char const *, strcasecmp > bucket;
 155 };
 156
 157
 158 class pick_category_line:public topbucket
 159 {
 160 public:
 161   pick_category_line (Category & _cat, bool aBool =
 162                       true):cat (_cat), collapsed (aBool)
 163   {
 164     key = _cat.key;
 165   };
 166   virtual void paint (HDC hdc, int x, int y, int row, int show_cat);
 167   virtual int click (int const myrow, int const ClickedRow, int const x);
 168   virtual int itemcount () const
 169   {
 170     if (collapsed)
 171       return 1;
 172     int t = 1;
 173     for (size_t n = 1; n <= bucket.number (); n++)
 174         t += bucket[n]->itemcount ();
 175       return t;
 176   };
 177   virtual void insert (pick_line & aLine)
 178   {
 179     bucket.registerbyobject (aLine);
 180   }
 181 private:
 182   Category & cat;
 183   list < pick_line, char const *, strcasecmp > bucket;
 184   bool collapsed;
 185 };
 186
 187 class view
 188 {
 189 public:
 190   int num_columns;
 191   views get_view_mode ()
 192   {
 193     return view_mode;
 194   };
 195   void set_view_mode (views _mode);
 196   struct _header *headers;
 197   view (views mode, HWND listview);
 198   const char *mode_caption ();
 199   void insert_pkg (packagemeta &);
 200   void insert_category (Category *, bool);
 201   void clear_view (void);
 202   int click (int row, int x);
 203   int current_col;
 204   int new_col;
 205   int src_col;
 206   int cat_col;
 207   int pkg_col;
 208   int last_col;
 209 //  pick_line *lines;
 210 //  int nlines;
 211   topbucket contents;
 212   void scroll (HWND hwnd, int which, int *var, int code);
 213   HWND ListHeader (void) const
 214   {
 215     return listheader;
 216   }
 217
 218 private:
 219     HWND listview;
 220   HWND listheader;
 221   views view_mode;
 222   void set_headers ();
 223   void init_headers (HDC dc);
 224
 225 };
 226
 227 class ChooserPage:public PropertyPage
 228 {
 229 public:
 230   ChooserPage ()
 231   {
 232   };
 233   virtual ~ ChooserPage ()
 234   {
 235   };
 236
 237   virtual bool OnMessageApp (UINT uMsg, WPARAM wParam, LPARAM lParam);
 238
 239   bool Create ();
 240   virtual void OnActivate ();
 241 };
 242
 243 #endif /* __cplusplus */
 244 #endif /* _CHOOSE_H_ */