X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/06110b0006f7477a0aca90f75786ffb084d4204f..315ebf688c0e69bed47cd3149158198b781b5f65:/src/msw/treectrl.cpp

diff --git a/src/msw/treectrl.cpp b/src/msw/treectrl.cpp
index 5ba4dc839c..26ba49eea1 100644
--- a/src/msw/treectrl.cpp
+++ b/src/msw/treectrl.cpp
@@ -674,6 +674,11 @@ bool wxTreeCtrl::Create(wxWindow *parent,
         wstyle |= TVS_CHECKBOXES;
 #endif // wxUSE_CHECKBOXES_IN_MULTI_SEL_TREE
 
+#ifndef __WXWINCE__
+    // Need so that TVN_GETINFOTIP messages will be sent
+    wstyle |= TVS_INFOTIP;
+#endif
+    
     // Create the tree control.
     if ( !MSWCreateControl(WC_TREEVIEW, wstyle) )
         return false;
@@ -2459,6 +2464,30 @@ bool wxTreeCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 break;
             }
 
+#ifndef __WXWINCE__
+        // These *must* not be removed or TVN_GETINFOTIP will
+        // not be processed each time the mouse is moved
+        // and the tooltip will only ever update once.
+        case TTN_NEEDTEXTA:
+        case TTN_NEEDTEXTW:
+            {
+                *result = 0;
+
+                break;
+            }
+
+        case TVN_GETINFOTIP:
+            {
+                eventType = wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP;
+                NMTVGETINFOTIP *info = (NMTVGETINFOTIP*)lParam;
+
+                // Which item are we trying to get a tooltip for?
+                event.m_item = info->hItem;
+
+                break;
+            }
+#endif
+        
         case TVN_GETDISPINFO:
             eventType = wxEVT_COMMAND_TREE_GET_INFO;
             // fall through
@@ -2610,60 +2639,42 @@ bool wxTreeCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
 
                             wxTreeItemAttr * const attr = it->second;
 
-                            HFONT hFont;
-                            if ( attr->HasFont() )
-                            {
-                                hFont = GetHfontOf(attr->GetFont());
-                            }
-                            else
-                            {
-                                hFont = 0;
-                            }
-
-                            wxColour colText;
-                            if ( attr->HasTextColour() )
-                            {
-                                colText = attr->GetTextColour();
-                            }
-                            else
-                            {
-                                colText = GetForegroundColour();
-                            }
-
-                            // selection colours should override ours
-                            if ( nmcd.uItemState & CDIS_SELECTED )
-                            {
-                                lptvcd->clrTextBk =
-                                    ::GetSysColor(COLOR_HIGHLIGHT);
-                                lptvcd->clrText =
-                                    ::GetSysColor(COLOR_HIGHLIGHTTEXT);
-                            }
-                            else // !selected
+                            // selection colours should override ours,
+                            // otherwise it is too confusing ot the user
+                            if ( !(nmcd.uItemState & CDIS_SELECTED) )
                             {
                                 wxColour colBack;
                                 if ( attr->HasBackgroundColour() )
                                 {
                                     colBack = attr->GetBackgroundColour();
+                                    lptvcd->clrTextBk = wxColourToRGB(colBack);
                                 }
-                                else
+                            }
+
+                            // but we still want to keep the special foreground
+                            // colour when we don't have focus (we can't keep
+                            // it when we do, it would usually be unreadable on
+                            // the almost inverted bg colour...)
+                            if ( !(nmcd.uItemState & CDIS_SELECTED) ||
+                                    FindFocus() != this )
+                            {
+                                wxColour colText;
+                                if ( attr->HasTextColour() )
                                 {
-                                    colBack = GetBackgroundColour();
+                                    colText = attr->GetTextColour();
+                                    lptvcd->clrText = wxColourToRGB(colText);
                                 }
-
-                                lptvcd->clrText = wxColourToRGB(colText);
-                                lptvcd->clrTextBk = wxColourToRGB(colBack);
                             }
 
-                            // note that if we wanted to set colours for
-                            // individual columns (subitems), we would have
-                            // returned CDRF_NOTIFYSUBITEMREDRAW from here
-                            if ( hFont )
+                            if ( attr->HasFont() )
                             {
+                                HFONT hFont = GetHfontOf(attr->GetFont());
+
                                 ::SelectObject(nmcd.hdc, hFont);
 
                                 *result = CDRF_NEWFONT;
                             }
-                            else
+                            else // no specific font
                             {
                                 *result = CDRF_DODEFAULT;
                             }
@@ -2823,6 +2834,18 @@ bool wxTreeCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
             DeleteTextCtrl();
             break;
 
+#ifndef __WXWINCE__
+         case TVN_GETINFOTIP:
+            {
+                // If the user permitted a tooltip change, change it
+                if (event.IsAllowed())
+                {
+                    SetToolTip(event.m_label);
+                }
+            }
+            break;
+#endif
+        
         case TVN_SELCHANGING:
         case TVN_ITEMEXPANDING:
             // return true to prevent the action from happening