PickCategoryLine.cc

   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 #include "PickCategoryLine.h"
  17 #include "PickView.h"
  18
  19 char const *
  20 PickCategoryLine::actiontext ()
  21 {
  22   switch (current_default)
  23     {
  24     case Default_action:
  25       return "Default";
  26     case Install_action:
  27       return "Install";
  28     case Reinstall_action:
  29       return "Reinstall";
  30     case Uninstall_action:
  31       return "Uninstall";
  32     }
  33   // Pacify GCC: (all case options are checked above)
  34   return 0;
  35 }
  36
  37 void
  38 PickCategoryLine::empty (void)
  39 {
  40   while (bucket.number ())
  41     {
  42       PickLine *line = bucket.removebyindex (1);
  43       delete line;
  44     }
  45 }
  46
  47 void
  48 PickCategoryLine::paint (HDC hdc, int x, int y, int row, int show_cat)
  49 {
  50   int r = y + row * theView.row_height;
  51   if (show_label)
  52     {
  53       int by = r + theView.tm.tmHeight - 11;
  54       TextOut (hdc,
  55                x + theView.headers[theView.cat_col].x + HMARGIN / 2 +
  56                depth * 8, r, cat.name, strlen (cat.name));
  57       if (!labellength)
  58         {
  59           SIZE s;
  60           GetTextExtentPoint32 (hdc, cat.name, strlen (cat.name), &s);
  61           labellength = s.cx;
  62         }
  63       SelectObject (theView.bitmap_dc, theView.bm_spin);
  64       BitBlt (hdc,
  65               x + theView.headers[theView.cat_col].x +
  66               labellength + depth * 8 +
  67               ICON_MARGIN +
  68               HMARGIN / 2, by, 11, 11, theView.bitmap_dc, 0, 0, SRCCOPY);
  69       TextOut (hdc,
  70                x + theView.headers[theView.cat_col].x +
  71                labellength + depth * 8 +
  72                ICON_MARGIN + SPIN_WIDTH +
  73                HMARGIN, r, actiontext (), strlen (actiontext ()));
  74     }
  75   if (collapsed)
  76     return;
  77   int accum_row = row + (show_label ? 1 : 0);
  78   for (size_t n = 1; n <= bucket.number (); n++)
  79     {
  80       bucket[n]->paint (hdc, x, y, accum_row, show_cat);
  81       accum_row += bucket[n]->itemcount ();
  82     }
  83 }
  84
  85 int
  86 PickCategoryLine::click (int const myrow, int const ClickedRow, int const x)
  87 {
  88   if (myrow == ClickedRow && show_label)
  89     {
  90       if ((size_t) x >= theView.headers[theView.cat_col].x +
  91           labellength + depth * 8 + ICON_MARGIN + HMARGIN / 2)
  92         {
  93           for (size_t n = 1; n <= bucket.number (); n++)
  94             ;
  95           return 0;
  96         }
  97       else
  98         {
  99           collapsed = !collapsed;
 100           int accum_row = 0;
 101           for (size_t n = 1; n <= bucket.number (); n++)
 102             accum_row += bucket[n]->itemcount ();
 103           return collapsed ? accum_row : -accum_row;
 104         }
 105     }
 106   else
 107     {
 108       int accum_row = myrow + (show_label ? 1 : 0);
 109       for (size_t n = 1; n <= bucket.number (); n++)
 110         {
 111           if (accum_row + bucket[n]->itemcount () > ClickedRow)
 112             return bucket[n]->click (accum_row, ClickedRow, x);
 113           accum_row += bucket[n]->itemcount ();
 114         }
 115       return 0;
 116     }
 117 }