X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/99006e446eb2156fe1c61e69926248901e399547..f3e28ade43cf9d6bd1c158280939870249cc9d2a:/src/generic/treectlg.cpp diff --git a/src/generic/treectlg.cpp b/src/generic/treectlg.cpp index 46dc5f2919..2a4fb555b5 100644 --- a/src/generic/treectlg.cpp +++ b/src/generic/treectlg.cpp @@ -5,7 +5,7 @@ // Created: 01/02/97 // Modified: 22/10/98 - almost total rewrite, simpler interface (VZ) // Id: $Id$ -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem +// Copyright: (c) 1998 Robert Roebling and Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -38,6 +38,10 @@ #include "wx/settings.h" #include "wx/dcclient.h" +#ifdef __WXMAC__ + #include "wx/mac/private.h" +#endif + // ----------------------------------------------------------------------------- // array types // ----------------------------------------------------------------------------- @@ -120,6 +124,8 @@ public: private: wxGenericTreeCtrl *m_owner; + + DECLARE_NO_COPY_CLASS(wxTreeRenameTimer) }; // control used for in-place edit @@ -143,6 +149,7 @@ private: bool m_finished; DECLARE_EVENT_TABLE() + DECLARE_NO_COPY_CLASS(wxTreeTextCtrl) }; // timer used to clear wxGenericTreeCtrl::m_findPrefix if no key was pressed @@ -159,6 +166,8 @@ public: private: wxGenericTreeCtrl *m_owner; + + DECLARE_NO_COPY_CLASS(wxTreeFindTimer) }; // a tree item @@ -287,7 +296,7 @@ private: short m_images[wxTreeItemIcon_Max]; wxCoord m_x; // (virtual) offset from top - short m_y; // (virtual) offset from left + wxCoord m_y; // (virtual) offset from left short m_width; // width of this item unsigned char m_height; // height of this item @@ -298,6 +307,8 @@ private: // children but has a [+] button int m_isBold :1; // render the label in bold font int m_ownsAttr :1; // delete attribute when done + + DECLARE_NO_COPY_CLASS(wxGenericTreeItem) }; // ============================================================================= @@ -705,7 +716,6 @@ BEGIN_EVENT_TABLE(wxGenericTreeCtrl,wxScrolledWindow) EVT_CHAR (wxGenericTreeCtrl::OnChar) EVT_SET_FOCUS (wxGenericTreeCtrl::OnSetFocus) EVT_KILL_FOCUS (wxGenericTreeCtrl::OnKillFocus) - EVT_IDLE (wxGenericTreeCtrl::OnIdle) END_EVENT_TABLE() #if !defined(__WXMSW__) || defined(__WIN16__) || defined(__WXUNIVERSAL__) @@ -723,7 +733,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl, wxGenericTreeCtrl) void wxGenericTreeCtrl::Init() { - m_current = m_key_current = m_anchor = (wxGenericTreeItem *) NULL; + m_current = m_key_current = m_anchor = m_select_me = (wxGenericTreeItem *) NULL; m_hasFocus = FALSE; m_dirty = FALSE; @@ -1476,12 +1486,30 @@ void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId) // don't keep stale pointers around! if ( IsDescendantOf(item, m_key_current) ) { - m_key_current = parent; + // Don't silently change the selection: + // do it properly in idle time, so event + // handlers get called. + + // m_key_current = parent; + m_key_current = NULL; + } + + // m_select_me records whether we need to select + // a different item, in idle time. + if ( m_select_me && IsDescendantOf(item, m_select_me) ) + { + m_select_me = parent; } if ( IsDescendantOf(item, m_current) ) { - m_current = parent; + // Don't silently change the selection: + // do it properly in idle time, so event + // handlers get called. + + // m_current = parent; + m_current = NULL; + m_select_me = parent; } // remove the item from the tree @@ -1623,6 +1651,7 @@ void wxGenericTreeCtrl::Unselect() RefreshLine( m_current ); m_current = NULL; + m_select_me = NULL; } } @@ -1708,6 +1737,7 @@ void wxGenericTreeCtrl::SelectItemRange(wxGenericTreeItem *item1, wxGenericTreeI { // item2 is not necessary after item1 wxGenericTreeItem *first=NULL, *last=NULL; + m_select_me = NULL; // choice first' and 'last' between item1 and item2 if (item1->GetY()GetY()) @@ -1735,6 +1765,8 @@ void wxGenericTreeCtrl::SelectItem(const wxTreeItemId& itemId, { wxCHECK_RET( itemId.IsOk(), wxT("invalid tree item") ); + m_select_me = NULL; + bool is_single=!(GetWindowStyleFlag() & wxTR_MULTIPLE); wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; @@ -1851,7 +1883,7 @@ void wxGenericTreeCtrl::EnsureVisible(const wxTreeItemId& item) if ( HasFlag(wxTR_HIDE_ROOT) ) { - while ( parent != m_anchor ) + while ( parent && parent != m_anchor ) { Expand(parent); parent = parent->GetParent(); @@ -2121,7 +2153,20 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) if ( item->IsSelected() ) { +// under mac selections are only a rectangle in case they don't have the focus +#ifdef __WXMAC__ + if ( !m_hasFocus ) + { + dc.SetBrush( *wxTRANSPARENT_BRUSH ) ; + dc.SetPen( wxPen( wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT ) , 1 , wxSOLID ) ) ; + } + else + { + dc.SetBrush( *m_hilightBrush ) ; + } +#else dc.SetBrush(*(m_hasFocus ? m_hilightBrush : m_hilightUnfocusedBrush)); +#endif } else { @@ -2302,10 +2347,26 @@ void wxGenericTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level if (HasFlag(wxTR_AQUA_BUTTONS)) { + // This causes update problems, so disabling for now. +#if 0 // def __WXMAC__ + wxMacPortSetter helper(&dc) ; + wxMacWindowClipper clipper(this) ; + wxDC::MacSetupBackgroundForCurrentPort( MacGetBackgroundBrush() ) ; + + int loc_x = x - 5 ; + int loc_y = y_mid - 6 ; + MacWindowToRootWindow( & loc_x , & loc_y ) ; + Rect bounds = { loc_y , loc_x , loc_y + 18 , loc_x + 12 } ; + ThemeButtonDrawInfo info = { kThemeStateActive , item->IsExpanded() ? kThemeDisclosureDown : kThemeDisclosureRight , + kThemeAdornmentNone }; + DrawThemeButton( &bounds, kThemeDisclosureButton , + &info , NULL , NULL , NULL , NULL ) ; +#else if (item->IsExpanded()) dc.DrawBitmap( *m_arrowDown, x-5, y_mid-6, TRUE ); else dc.DrawBitmap( *m_arrowRight, x-5, y_mid-6, TRUE ); +#endif } else { @@ -2378,7 +2439,23 @@ void wxGenericTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level // draw line down to last child oldY += GetLineHeight(children[n-1])>>1; if (HasButtons()) y_mid += 5; - dc.DrawLine(x, y_mid, x, oldY); + + // Only draw the portion of the line that is visible, in case it is huge + wxCoord xOrigin=0, yOrigin=0, width, height; + dc.GetDeviceOrigin(&xOrigin, &yOrigin); + yOrigin = abs(yOrigin); + GetClientSize(&width, &height); + + // Move end points to the begining/end of the view? + if (y_mid < yOrigin) + y_mid = yOrigin; + if (oldY > yOrigin + height) + oldY = yOrigin + height; + + // after the adjustments if y_mid is larger than oldY then the line + // isn't visible at all so don't draw anything + if (y_mid < oldY) + dc.DrawLine(x, y_mid, x, oldY); } } } @@ -2522,7 +2599,7 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) // home : go to root // end : go to last item without opening parents // alnum : start or continue searching for the item with this prefix - int keyCode = event.KeyCode(); + int keyCode = event.GetKeyCode(); switch ( keyCode ) { case '+': @@ -2850,7 +2927,7 @@ void wxGenericTreeCtrl::OnRenameCancelled(wxGenericTreeItem *item) le.m_item = (long) item; le.SetEventObject( this ); le.m_label = wxEmptyString; - le.m_editCancelled = FALSE; + le.m_editCancelled = TRUE; GetEventHandler()->ProcessEvent( le ); } @@ -2999,6 +3076,21 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } else if ( event.LeftUp() ) { + // this facilitates multiple-item drag-and-drop + + if (item && HasFlag(wxTR_MULTIPLE)) + { + wxArrayTreeItemIds selections; + size_t count = GetSelections(selections); + + if (count > 1 && + !event.ControlDown() && + !event.ShiftDown()) + { + SelectItem(item, true, false); + } + } + if ( m_lastOnSame ) { if ( (item == m_current) && @@ -3041,14 +3133,24 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) return; } - // how should the selection work for this event? - bool is_multiple, extended_select, unselect_others; - EventFlagsToSelType(GetWindowStyleFlag(), - event.ShiftDown(), - event.ControlDown(), - is_multiple, extended_select, unselect_others); - SelectItem(item, unselect_others, extended_select); + // clear the previously selected items, if the + // user clicked outside of the present selection. + // otherwise, perform the deselection on mouse-up. + // this allows multiple drag and drop to work. + + if (!IsSelected(item)) + { + // how should the selection work for this event? + bool is_multiple, extended_select, unselect_others; + EventFlagsToSelType(GetWindowStyleFlag(), + event.ShiftDown(), + event.ControlDown(), + is_multiple, extended_select, unselect_others); + + SelectItem(item, unselect_others, extended_select); + } + // For some reason, Windows isn't recognizing a left double-click, // so we need to simulate it here. Allow 200 milliseconds for now. @@ -3080,8 +3182,22 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } } -void wxGenericTreeCtrl::OnIdle( wxIdleEvent &WXUNUSED(event) ) +void wxGenericTreeCtrl::OnInternalIdle() { + wxWindow::OnInternalIdle(); + + // Check if we need to select the root item + // because nothing else has been selected. + // Delaying it means that we can invoke event handlers + // as required, when a first item is selected. + if (!HasFlag(wxTR_MULTIPLE) && !GetSelection().IsOk()) + { + if (m_select_me) + SelectItem(m_select_me); + else if (GetRootItem().IsOk()) + SelectItem(GetRootItem()); + } + /* after all changes have been done to the tree control, * we actually redraw the tree when everything is over */