X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1ed01484e7bcce3d1668b5b76c8bb1beb32e9559..9d8c2f419f522408a922277df330d4c4511befb9:/contrib/src/gizmos/splittree.cpp diff --git a/contrib/src/gizmos/splittree.cpp b/contrib/src/gizmos/splittree.cpp index 3c27a32151..71b8145da1 100644 --- a/contrib/src/gizmos/splittree.cpp +++ b/contrib/src/gizmos/splittree.cpp @@ -19,7 +19,7 @@ // headers // ---------------------------------------------------------------------------- #ifdef __GNUG__ - #pragma interface "splittree.cpp" + #pragma implementation "splittree.h" #endif // For compilers that support precompilation, includes "wx/wx.h". @@ -38,6 +38,7 @@ #include "wx/generic/treectlg.h" #include "wx/gizmos/splittree.h" +#include /* * wxRemotelyScrolledTreeCtrl @@ -64,6 +65,7 @@ wxRemotelyScrolledTreeCtrl::wxRemotelyScrolledTreeCtrl(wxWindow* parent, wxWindo const wxSize& sz, long style): wxTreeCtrl(parent, id, pt, sz, style) { + m_companionWindow = NULL; } wxRemotelyScrolledTreeCtrl::~wxRemotelyScrolledTreeCtrl() @@ -105,13 +107,34 @@ void wxRemotelyScrolledTreeCtrl::SetScrollbars(int pixelsPerUnitX, int pixelsPer } } +// In case we're using the generic tree control. +int wxRemotelyScrolledTreeCtrl::GetScrollPos(int orient) const +{ + wxScrolledWindow* scrolledWindow = GetScrolledWindow(); + + if (IsKindOf(CLASSINFO(wxGenericTreeCtrl))) + { + wxGenericTreeCtrl* win = (wxGenericTreeCtrl*) this; + + if (orient == wxHORIZONTAL) + return win->wxGenericTreeCtrl::GetScrollPos(orient); + else + { + return scrolledWindow->GetScrollPos(orient); + } + } + return 0; +} + + // In case we're using the generic tree control. // Get the view start void wxRemotelyScrolledTreeCtrl::GetViewStart(int *x, int *y) const { + wxScrolledWindow* scrolledWindow = GetScrolledWindow(); + if (IsKindOf(CLASSINFO(wxGenericTreeCtrl))) { - wxScrolledWindow* scrolledWindow = GetScrolledWindow(); wxGenericTreeCtrl* win = (wxGenericTreeCtrl*) this; int x1, y1, x2, y2; @@ -123,6 +146,12 @@ void wxRemotelyScrolledTreeCtrl::GetViewStart(int *x, int *y) const scrolledWindow->GetViewStart(& x2, & y2); * y = y2; } + else + { + // x is wrong since the horizontal scrollbar is controlled by the + // tree control, but we probably don't need it. + scrolledWindow->GetViewStart(x, y); + } } // In case we're using the generic tree control. @@ -142,7 +171,7 @@ void wxRemotelyScrolledTreeCtrl::PrepareDC(wxDC& dc) scrolledWindow->GetScrollPixelsPerUnit(& xppu2, & yppu2); dc.SetDeviceOrigin( -startX * xppu1, -startY * yppu2 ); - dc.SetUserScale( win->GetScaleX(), win->GetScaleY() ); + // dc.SetUserScale( win->GetScaleX(), win->GetScaleY() ); } } @@ -189,6 +218,10 @@ void wxRemotelyScrolledTreeCtrl::OnExpand(wxTreeEvent& event) // If we don't have this, we get some bits of lines still remaining if (event.GetEventType() == wxEVT_COMMAND_TREE_ITEM_COLLAPSED) Refresh(); + + // Pass on the event + if (m_companionWindow) + m_companionWindow->GetEventHandler()->ProcessEvent(event); } // Adjust the containing wxScrolledWindow's scrollbars appropriately @@ -212,14 +245,18 @@ void wxRemotelyScrolledTreeCtrl::AdjustRemoteScrollbars() wxRect itemRect; if (GetBoundingRect(GetRootItem(), itemRect)) { - int itemHeight = itemRect.GetHeight(); + // Actually, the real height seems to be 1 less than reported + // (e.g. 16 instead of 16) + int itemHeight = itemRect.GetHeight() - 1; int w, h; GetClientSize(&w, &h); wxRect rect(0, 0, 0, 0); CalcTreeSize(rect); - int treeViewHeight = rect.GetHeight()/itemHeight; + + double f = ((double) (rect.GetHeight()) / (double) itemHeight) ; + int treeViewHeight = (int) ceil(f); int scrollPixelsPerLine = itemHeight; int scrollPos = - (itemRect.y / itemHeight); @@ -265,11 +302,8 @@ void wxRemotelyScrolledTreeCtrl::CalcTreeSize(wxRect& rect) CalcTreeSize(GetRootItem(), rect); } -void wxRemotelyScrolledTreeCtrl::CalcTreeSize(wxTreeItemId& id, wxRect& rect) +void wxRemotelyScrolledTreeCtrl::CalcTreeSize(const wxTreeItemId& id, wxRect& rect) { - // TODO: implement GetFirst/NextVisibleItem - // for wxGenericTreeCtrl, plus GetBoundingRect. - // More efficient implementation would be to find the last item (but how?) // Q: is the bounding rect relative to the top of the virtual tree workspace // or the top of the window? How would we convert? @@ -306,7 +340,7 @@ void wxRemotelyScrolledTreeCtrl::OnScroll(wxScrollWinEvent& event) int orient = event.GetOrientation(); if (orient == wxHORIZONTAL) { - // Don't 'skip' or we'd get into infinite recursion + event.Skip(); return; } wxScrolledWindow* scrollWin = GetScrolledWindow(); @@ -319,6 +353,111 @@ void wxRemotelyScrolledTreeCtrl::OnScroll(wxScrollWinEvent& event) ScrollToLine(-1, y); } +/* + * wxTreeCompanionWindow + * + * A window displaying values associated with tree control items. + */ + +IMPLEMENT_CLASS(wxTreeCompanionWindow, wxWindow) + +BEGIN_EVENT_TABLE(wxTreeCompanionWindow, wxWindow) + EVT_PAINT(wxTreeCompanionWindow::OnPaint) + EVT_SCROLLWIN(wxTreeCompanionWindow::OnScroll) + EVT_TREE_ITEM_EXPANDED(-1, wxTreeCompanionWindow::OnExpand) + EVT_TREE_ITEM_COLLAPSED(-1, wxTreeCompanionWindow::OnExpand) +END_EVENT_TABLE() + +wxTreeCompanionWindow::wxTreeCompanionWindow(wxWindow* parent, wxWindowID id, + const wxPoint& pos, + const wxSize& sz, + long style): + wxWindow(parent, id, pos, sz, style) +{ + m_treeCtrl = NULL; +} + +void wxTreeCompanionWindow::DrawItem(wxDC& dc, wxTreeItemId id, const wxRect& rect) +{ + // TEST CODE +#if 1 + if (m_treeCtrl) + { + wxString text = m_treeCtrl->GetItemText(id); + dc.SetTextForeground(* wxBLACK); + dc.SetBackgroundMode(wxTRANSPARENT); + + int textW, textH; + dc.GetTextExtent(text, & textW, & textH); + + int x = 5; + int y = rect.GetY() + wxMax(0, (rect.GetHeight() - textH) / 2); + + dc.DrawText(text, x, y); + } +#endif +} + +void wxTreeCompanionWindow::OnPaint(wxPaintEvent& event) +{ + wxPaintDC dc(this); + + if (!m_treeCtrl) + return; + + wxPen pen(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DLIGHT), 1, wxSOLID); + dc.SetPen(pen); + dc.SetBrush(* wxTRANSPARENT_BRUSH); + wxFont font(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); + dc.SetFont(font); + + wxSize clientSize = GetClientSize(); + wxRect itemRect; + int cy=0; + wxTreeItemId h, lastH; + for(h=m_treeCtrl->GetFirstVisibleItem();h;h=m_treeCtrl->GetNextVisible(h)) + { + if (m_treeCtrl->GetBoundingRect(h, itemRect)) + { + cy = itemRect.GetTop(); + wxRect drawItemRect(0, cy, clientSize.x, itemRect.GetHeight()); + + lastH = h; + + // Draw the actual item + DrawItem(dc, h, drawItemRect); + dc.DrawLine(0, cy, clientSize.x, cy); + } + } + if (lastH.IsOk() && m_treeCtrl->GetBoundingRect(lastH, itemRect)) + { + cy = itemRect.GetBottom(); + dc.DrawLine(0, cy, clientSize.x, cy); + } +} + +void wxTreeCompanionWindow::OnScroll(wxScrollWinEvent& event) +{ + int orient = event.GetOrientation(); + if (orient == wxHORIZONTAL) + { + event.Skip(); + return; + } + if (!m_treeCtrl) + return; + + // TODO: scroll the window physically instead of just refreshing. + Refresh(TRUE); +} + +void wxTreeCompanionWindow::OnExpand(wxTreeEvent& event) +{ + // TODO: something more optimized than simply refresh the whole + // window when the tree is expanded/collapsed. Tricky. + Refresh(); +} + /* * wxThinSplitterWindow */ @@ -434,9 +573,12 @@ void wxSplitterScrolledWindow::OnScroll(wxScrollWinEvent& event) // don't cause an infinite loop static bool inOnScroll = FALSE; if (inOnScroll) + { + event.Skip(); return; + } inOnScroll = TRUE; - + int orient = event.GetOrientation(); int nScrollInc = CalcScrollInc(event); @@ -448,8 +590,13 @@ void wxSplitterScrolledWindow::OnScroll(wxScrollWinEvent& event) if (orient == wxHORIZONTAL) { + inOnScroll = FALSE; + event.Skip(); + return; +#if 0 int newPos = m_xScrollPosition + nScrollInc; SetScrollPos(wxHORIZONTAL, newPos, TRUE ); +#endif } else {