Use solver to check for problems and produce a list of package transactions

[cygwin-apps/setup.git] / PickCategoryLine.cc

diff --git a/PickCategoryLine.cc b/PickCategoryLine.cc
index 01a8fd75c21a6007ac31d9d15e8bbe6963efc7e9..24fecb348a21cb57b5b93ad2a199befecb63b99a 100644 (file)
--- a/PickCategoryLine.cc
+++ b/PickCategoryLine.cc
@@ -14,71 +14,92 @@
  */
 
 #include "PickCategoryLine.h"
+#include "package_db.h"
 #include "PickView.h"
 
-char const *
-PickCategoryLine::actiontext ()
-{
-  switch (current_default)
-    {
-    case Default_action:
-      return "Default";
-    case Install_action:
-      return "Install";
-    case Reinstall_action:
-      return "Reinstall";
-    case Uninstall_action:
-      return "Uninstall";
-    }
-  // Pacify GCC: (all case options are checked above)
-  return 0;
-}
-
 void
 PickCategoryLine::empty (void)
 {
-  while (bucket.number ())
+  while (bucket.size ())
     {
-      PickLine *line = bucket.removebyindex (1);
+      PickLine *line = *bucket.begin ();
       delete line;
+      bucket.erase (bucket.begin ());
     }
 }
 
 void
-PickCategoryLine::paint (HDC hdc, int x, int y, int row, int show_cat)
+PickCategoryLine::paint (HDC hdc, HRGN hUpdRgn, int x, int y, int row, int show_cat)
 {
   int r = y + row * theView.row_height;
   if (show_label)
     {
-      int by = r + theView.tm.tmHeight - 11;
-      TextOut (hdc,
-              x + theView.headers[theView.cat_col].x + HMARGIN / 2 +
-              depth * 8, r, cat.name, strlen (cat.name));
+      int x2 = x + theView.headers[theView.cat_col].x + HMARGIN / 2 + depth * TREE_INDENT;
+      int by = r + (theView.tm.tmHeight / 2) - 5;
+
+      // draw the '+' or '-' box
+      theView.DrawIcon (hdc, x2, by, (collapsed ? theView.bm_treeplus : theView.bm_treeminus));
+
+      // draw the category name
+      TextOut (hdc, x2 + 11 + ICON_MARGIN, r, cat.first.c_str(), cat.first.size());
       if (!labellength)
        {
          SIZE s;
-         GetTextExtentPoint32 (hdc, cat.name, strlen (cat.name), &s);
+         GetTextExtentPoint32 (hdc, cat.first.c_str(), cat.first.size(), &s);
          labellength = s.cx;
        }
-      SelectObject (theView.bitmap_dc, theView.bm_spin);
-      BitBlt (hdc,
-             x + theView.headers[theView.cat_col].x +
-             labellength + depth * 8 +
-             ICON_MARGIN +
-             HMARGIN / 2, by, 11, 11, theView.bitmap_dc, 0, 0, SRCCOPY);
-      TextOut (hdc,
-              x + theView.headers[theView.cat_col].x +
-              labellength + depth * 8 +
-              ICON_MARGIN + SPIN_WIDTH +
-              HMARGIN, r, actiontext (), strlen (actiontext ()));
+      
+      // draw the 'spin' glyph
+      spin_x = x2 + 11 + ICON_MARGIN + labellength + ICON_MARGIN;
+      theView.DrawIcon (hdc, spin_x, by, theView.bm_spin);
+      
+      // draw the caption ('Default', 'Install', etc)
+      TextOut (hdc, spin_x + SPIN_WIDTH + ICON_MARGIN, r, 
+               current_default.caption (), strlen (current_default.caption ()));
+      row++;
     }
   if (collapsed)
     return;
-  int accum_row = row + (show_label ? 1 : 0);
-  for (size_t n = 1; n <= bucket.number (); n++)
+  
+  // are the siblings containers?
+  if (bucket.size () && bucket[0]->IsContainer ())
     {
-      bucket[n]->paint (hdc, x, y, accum_row, show_cat);
-      accum_row += bucket[n]->itemcount ();
+      for (size_t n = 0; n < bucket.size (); n++)
+        {
+          bucket[n]->paint (hdc, hUpdRgn, x, y, row, show_cat);
+          row += bucket[n]->itemcount ();
+        }
+    }
+  else
+    {
+      // calculate the maximum y value we expect for this group of lines
+      int max_y = y + (row + bucket.size ()) * theView.row_height;
+    
+      // paint all contained rows, columnwise
+      for (int i = 0; theView.headers[i].text; i++)
+        {
+          RECT r;
+          r.left = x + theView.headers[i].x;
+          r.right = r.left + theView.headers[i].width;
+    
+          // set up a clipping mask if necessary
+          if (theView.headers[i].needs_clip)
+            IntersectClipRect (hdc, r.left, y, r.right, max_y);
+    
+          // draw each row in this column
+          for (unsigned int n = 0; n < bucket.size (); n++)
+            {
+              // test for visibility
+              r.top = y + ((row + n) * theView.row_height);
+              r.bottom = r.top + theView.row_height;      
+              if (RectVisible (hdc, &r) != 0)
+                bucket[n]->paint (hdc, hUpdRgn, (int)r.left, (int)r.top, i, show_cat);
+            }
+    
+          // restore original clipping area
+          if (theView.headers[i].needs_clip)
+            SelectClipRgn (hdc, hUpdRgn);
+        }
     }
 }
 
@@ -87,18 +108,17 @@ PickCategoryLine::click (int const myrow, int const ClickedRow, int const x)
 {
   if (myrow == ClickedRow && show_label)
     {
-      if ((size_t) x >= theView.headers[theView.cat_col].x +
-         labellength + depth * 8 + ICON_MARGIN + HMARGIN / 2)
+      if ((size_t) x >= spin_x)
        {
-         for (size_t n = 1; n <= bucket.number (); n++)
-           ;
-         return 0;
+         ++current_default;
+         
+         return set_action (current_default);
        }
       else
        {
          collapsed = !collapsed;
          int accum_row = 0;
-         for (size_t n = 1; n <= bucket.number (); n++)
+         for (size_t n = 0; n < bucket.size (); ++n)
            accum_row += bucket[n]->itemcount ();
          return collapsed ? accum_row : -accum_row;
        }
@@ -106,7 +126,7 @@ PickCategoryLine::click (int const myrow, int const ClickedRow, int const x)
   else
     {
       int accum_row = myrow + (show_label ? 1 : 0);
-      for (size_t n = 1; n <= bucket.number (); n++)
+      for (size_t n = 0; n < bucket.size (); ++n)
        {
          if (accum_row + bucket[n]->itemcount () > ClickedRow)
            return bucket[n]->click (accum_row, ClickedRow, x);
@@ -115,3 +135,15 @@ PickCategoryLine::click (int const myrow, int const ClickedRow, int const x)
       return 0;
     }
 }
+
+int 
+PickCategoryLine::set_action (packagemeta::_actions action)
+{
+  theView.GetParent ()->SetBusy ();
+  current_default = action;
+  int accum_diff = 0;
+  for (size_t n = 0; n < bucket.size (); n++)
+      accum_diff += bucket[n]->set_action (current_default);
+  theView.GetParent ()->ClearBusy ();
+  return accum_diff;
+}