PickView.h

   1 /*
   2  * Copyright (c) 2002 Robert Collins.
   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 <robertc@hotmail.com>
  13  *
  14  */
  15
  16 #ifndef _PICKVIEW_H_
  17 #define _PICKVIEW_H_
  18
  19 #include "win32.h"
  20 #include "String++.h"
  21
  22 #define HMARGIN 10
  23 #define ROW_MARGIN      5
  24 #define ICON_MARGIN     4
  25 #define RTARROW_WIDTH 11
  26 #define SPIN_WIDTH 11
  27 #define NEW_COL_SIZE_SLOP (ICON_MARGIN + SPIN_WIDTH + RTARROW_WIDTH)
  28
  29 #define CHECK_SIZE      11
  30
  31 class PickView;
  32 #include "PickCategoryLine.h"
  33 #include "package_meta.h"
  34
  35 class PickView
  36 {
  37 public:
  38   class views;
  39   class Header;
  40   int num_columns;
  41   views get_view_mode ()
  42   {
  43     return view_mode;
  44   };
  45   void set_view_mode (views _mode);
  46   Header *headers;
  47   PickView (views mode, HWND listview, Category & cat);
  48   ~PickView();
  49   const char *mode_caption ();
  50   void insert_pkg (packagemeta &);
  51   void insert_category (Category *, bool);
  52   void clear_view (void);
  53   int click (int row, int x);
  54   int current_col;
  55   int new_col;
  56   int bintick_col;
  57   int srctick_col;
  58   int cat_col;
  59   int pkg_col;
  60   int last_col;
  61   int row_height;
  62   TEXTMETRIC tm;
  63   HDC bitmap_dc;
  64   HANDLE bm_spin,bm_rtarrow, bm_checkyes, bm_checkno, bm_checkna;
  65   trusts deftrust;
  66   HANDLE sysfont;
  67   int scroll_ulc_x, scroll_ulc_y;
  68   int header_height;
  69   PickCategoryLine contents;
  70   void scroll (HWND hwnd, int which, int *var, int code);
  71   HWND ListHeader (void) const
  72   {
  73     return listheader;
  74   }
  75
  76   class views
  77   {
  78   public:
  79     static const views Unknown;
  80     static const views PackageFull;
  81     static const views Package;
  82     static const views Category;
  83     static const views NView;
  84       views ():_value (0)
  85     {
  86     };
  87     views (int aInt)
  88     {
  89       _value = aInt;
  90       if (_value < 0 || _value > 3)
  91         _value = 0;
  92     }
  93     views & operator++ ();
  94     bool operator == (views const &rhs)
  95     {
  96       return _value == rhs._value;
  97     }
  98     bool operator != (views const &rhs)
  99     {
 100       return _value != rhs._value;
 101     }
 102     const char *caption ();
 103
 104   private:
 105     int _value;
 106   };
 107
 108   class Header
 109   {
 110   public:
 111     const char *text;
 112     int slen;
 113     int width;
 114     int x;
 115   };
 116
 117 private:
 118   HWND listview;
 119   HWND listheader;
 120   views view_mode;
 121   void set_headers ();
 122   void init_headers (HDC dc);
 123   void note_width (Header *hdrs, HDC dc, String const &string, int addend,
 124       int column);
 125 };
 126
 127 #endif // _PICKVIEW_H_