X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e3d64157d7ff230e7ab16f6dba290d0d9e0e39f9..677dc0ed1a3ff68af15f6246d6d0708d5264b07a:/src/generic/treectlg.cpp diff --git a/src/generic/treectlg.cpp b/src/generic/treectlg.cpp index ed8f47b512..d30b80d4f0 100644 --- a/src/generic/treectlg.cpp +++ b/src/generic/treectlg.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: treectlg.cpp +// Name: src/generic/treectlg.cpp // Purpose: generic tree control implementation // Author: Robert Roebling // Created: 01/02/97 @@ -17,10 +17,6 @@ // headers // ----------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "treectlg.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -30,13 +26,18 @@ #if wxUSE_TREECTRL -#include "wx/treebase.h" +#include "wx/treectrl.h" + +#ifndef WX_PRECOMP + #include "wx/dcclient.h" + #include "wx/timer.h" + #include "wx/settings.h" + #include "wx/listbox.h" + #include "wx/textctrl.h" +#endif + #include "wx/generic/treectlg.h" -#include "wx/timer.h" -#include "wx/textctrl.h" #include "wx/imaglist.h" -#include "wx/settings.h" -#include "wx/dcclient.h" #include "wx/renderer.h" @@ -48,7 +49,7 @@ // array types // ----------------------------------------------------------------------------- -class WXDLLEXPORT wxGenericTreeItem; +class WXDLLIMPEXP_FWD_CORE wxGenericTreeItem; WX_DEFINE_EXPORTED_ARRAY_PTR(wxGenericTreeItem *, wxArrayGenericTreeItems); @@ -60,6 +61,9 @@ static const int NO_IMAGE = -1; static const int PIXELS_PER_UNIT = 10; +// the margin between the item image and the item text +static const int MARGIN_BETWEEN_IMAGE_AND_TEXT = 4; + // ----------------------------------------------------------------------------- // private classes // ----------------------------------------------------------------------------- @@ -88,6 +92,24 @@ class WXDLLEXPORT wxTreeTextCtrl: public wxTextCtrl public: wxTreeTextCtrl(wxGenericTreeCtrl *owner, wxGenericTreeItem *item); + void EndEdit(bool discardChanges = false) + { + if ( discardChanges ) + { + StopEditing(); + } + else + { + m_aboutToFinish = true; + + // Notify the owner about the changes + AcceptChanges(); + + // Even if vetoed, close the control (consistent with MSW) + Finish(); + } + } + void StopEditing() { Finish(); @@ -108,6 +130,7 @@ private: wxGenericTreeItem *m_itemEdited; wxString m_startValue; bool m_finished; + bool m_aboutToFinish; DECLARE_EVENT_TABLE() DECLARE_NO_COPY_CLASS(wxTreeTextCtrl) @@ -180,9 +203,9 @@ public: wxGenericTreeItem *GetParent() const { return m_parent; } // operations - // deletes all children notifying the treectrl about it if !NULL - // pointer given - void DeleteChildren(wxGenericTreeCtrl *tree = NULL); + + // deletes all children notifying the treectrl about it + void DeleteChildren(wxGenericTreeCtrl *tree); // get count of all children (and grand children if 'recursively') size_t GetChildrenCount(bool recursively = true) const; @@ -262,12 +285,12 @@ private: int m_height; // height of this item // use bitfields to save size - int m_isCollapsed :1; - int m_hasHilight :1; // same as focused - int m_hasPlus :1; // used for item which doesn't have + unsigned int m_isCollapsed :1; + unsigned int m_hasHilight :1; // same as focused + unsigned int m_hasPlus :1; // used for item which doesn't have // children but has a [+] button - int m_isBold :1; // render the label in bold font - int m_ownsAttr :1; // delete attribute when done + unsigned int m_isBold :1; // render the label in bold font + unsigned int m_ownsAttr :1; // delete attribute when done DECLARE_NO_COPY_CLASS(wxGenericTreeItem) }; @@ -341,6 +364,7 @@ wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner, { m_owner = owner; m_finished = false; + m_aboutToFinish = false; int w = m_itemEdited->GetWidth(), h = m_itemEdited->GetHeight(); @@ -357,7 +381,7 @@ wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner, if ( m_owner->m_imageListNormal ) { m_owner->m_imageListNormal->GetSize( image, image_w, image_h ); - image_w += 4; + image_w += MARGIN_BETWEEN_IMAGE_AND_TEXT; } else { @@ -390,6 +414,12 @@ bool wxTreeTextCtrl::AcceptChanges() if ( value == m_startValue ) { // nothing changed, always accept + // when an item remains unchanged, the owner + // needs to be notified that the user decided + // not to change the tree item label, and that + // the edit has been cancelled + + m_owner->OnRenameCancelled(m_itemEdited); return true; } @@ -407,7 +437,7 @@ bool wxTreeTextCtrl::AcceptChanges() void wxTreeTextCtrl::Finish() { - if ( !m_finished ) + if ( !m_finished ) { m_owner->ResetTextControl(); @@ -415,7 +445,7 @@ void wxTreeTextCtrl::Finish() m_finished = true; - m_owner->SetFocusIgnoringChildren(); + m_owner->SetFocus(); } } @@ -424,12 +454,7 @@ void wxTreeTextCtrl::OnChar( wxKeyEvent &event ) switch ( event.m_keyCode ) { case WXK_RETURN: - if ( AcceptChanges() ) - { - // Close the text control, changes were accepted - Finish(); - } - // else do nothing, do not accept and do not close + EndEdit(); break; case WXK_ESCAPE: @@ -463,16 +488,18 @@ void wxTreeTextCtrl::OnKeyUp( wxKeyEvent &event ) void wxTreeTextCtrl::OnKillFocus( wxFocusEvent &event ) { - if ( !m_finished ) + if ( !m_finished && !m_aboutToFinish ) { - AcceptChanges(); // We must finish regardless of success, otherwise we'll get // focus problems: Finish(); + + if ( !AcceptChanges() ) + m_owner->OnRenameCancelled( m_itemEdited ); } // We must let the native text control handle focus, too, otherwise - // it could have problems with the cursor (e.g., in wxGTK): + // it could have problems with the cursor (e.g., in wxGTK). event.Skip(); } @@ -521,15 +548,14 @@ wxGenericTreeItem::~wxGenericTreeItem() void wxGenericTreeItem::DeleteChildren(wxGenericTreeCtrl *tree) { - size_t count = m_children.Count(); + size_t count = m_children.GetCount(); for ( size_t n = 0; n < count; n++ ) { wxGenericTreeItem *child = m_children[n]; - if (tree) - tree->SendDeleteEvent(child); + tree->SendDeleteEvent(child); child->DeleteChildren(tree); - if (child == tree->m_select_me) + if ( child == tree->m_select_me ) tree->m_select_me = NULL; delete child; } @@ -544,7 +570,7 @@ void wxGenericTreeItem::SetText( const wxString &text ) size_t wxGenericTreeItem::GetChildrenCount(bool recursively) const { - size_t count = m_children.Count(); + size_t count = m_children.GetCount(); if ( !recursively ) return count; @@ -567,7 +593,7 @@ void wxGenericTreeItem::GetSize( int &x, int &y, if (IsExpanded()) { - size_t count = m_children.Count(); + size_t count = m_children.GetCount(); for ( size_t n = 0; n < count; ++n ) { m_children[n]->GetSize( x, y, theButton ); @@ -642,7 +668,7 @@ wxGenericTreeItem *wxGenericTreeItem::HitTest(const wxPoint& point, } // evaluate children - size_t count = m_children.Count(); + size_t count = m_children.GetCount(); for ( size_t n = 0; n < count; n++ ) { wxGenericTreeItem *res = m_children[n]->HitTest( point, @@ -690,10 +716,11 @@ int wxGenericTreeItem::GetCurrentImage() const // wxGenericTreeCtrl implementation // ----------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxGenericTreeCtrl, wxScrolledWindow) +IMPLEMENT_DYNAMIC_CLASS(wxGenericTreeCtrl, wxControl) -BEGIN_EVENT_TABLE(wxGenericTreeCtrl,wxScrolledWindow) +BEGIN_EVENT_TABLE(wxGenericTreeCtrl, wxTreeCtrlBase) EVT_PAINT (wxGenericTreeCtrl::OnPaint) + EVT_SIZE (wxGenericTreeCtrl::OnSize) EVT_MOUSE_EVENTS (wxGenericTreeCtrl::OnMouse) EVT_CHAR (wxGenericTreeCtrl::OnChar) EVT_SET_FOCUS (wxGenericTreeCtrl::OnSetFocus) @@ -716,7 +743,10 @@ IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl, wxGenericTreeCtrl) void wxGenericTreeCtrl::Init() { - m_current = m_key_current = m_anchor = m_select_me = (wxGenericTreeItem *) NULL; + m_current = + m_key_current = + m_anchor = + m_select_me = (wxGenericTreeItem *) NULL; m_hasFocus = false; m_dirty = false; @@ -742,10 +772,8 @@ void wxGenericTreeCtrl::Init() wxSOLID ); - m_imageListNormal = m_imageListButtons = - m_imageListState = (wxImageList *) NULL; - m_ownsImageListNormal = m_ownsImageListButtons = - m_ownsImageListState = false; + m_imageListButtons = NULL; + m_ownsImageListButtons = false; m_dragCount = 0; m_isDragging = false; @@ -781,7 +809,7 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent, const wxPoint& pos, const wxSize& size, long style, - const wxValidator& wxVALIDATOR_PARAM(validator), + const wxValidator& validator, const wxString& name ) { #ifdef __WXMAC__ @@ -792,10 +820,20 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent, style |= wxTR_NO_LINES; if (major < 10) style |= wxTR_ROW_LINES; + + if (style == 0 || style & wxTR_DEFAULT_STYLE) + style |= wxTR_FULL_ROW_HIGHLIGHT; + #endif // __WXMAC__ +#ifdef __WXGTK20__ + style |= wxTR_NO_LINES; +#endif - wxScrolledWindow::Create( parent, id, pos, size, - style|wxHSCROLL|wxVSCROLL, name ); + if ( !wxControl::Create( parent, id, pos, size, + style|wxHSCROLL|wxVSCROLL, + validator, + name ) ) + return false; // If the tree display has no buttons, but does have // connecting lines, we can use a narrower layout. @@ -806,20 +844,22 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent, m_spacing = 10; } -#if wxUSE_VALIDATORS - SetValidator( validator ); -#endif - wxVisualAttributes attr = GetDefaultAttributes(); SetOwnForegroundColour( attr.colFg ); SetOwnBackgroundColour( attr.colBg ); if (!m_hasFont) SetOwnFont(attr.font); -// m_dottedPen = wxPen( "grey", 0, wxDOT ); too slow under XFree86 - m_dottedPen = wxPen( wxT("grey"), 0, 0 ); + // this is a misnomer: it's called "dotted pen" but uses (default) wxSOLID + // style because we apparently get performance problems when using dotted + // pen for drawing in some ports -- but under MSW it seems to work fine +#ifdef __WXMSW__ + m_dottedPen = wxPen(*wxLIGHT_GREY, 0, wxDOT); +#else + m_dottedPen = *wxGREY_PEN; +#endif - SetBestSize(size); + SetInitialSize(size); return true; } @@ -834,10 +874,6 @@ wxGenericTreeCtrl::~wxGenericTreeCtrl() delete m_renameTimer; delete m_findTimer; - if (m_ownsImageListNormal) - delete m_imageListNormal; - if (m_ownsImageListState) - delete m_imageListState; if (m_ownsImageListButtons) delete m_imageListButtons; } @@ -846,7 +882,7 @@ wxGenericTreeCtrl::~wxGenericTreeCtrl() // accessors // ----------------------------------------------------------------------------- -size_t wxGenericTreeCtrl::GetCount() const +unsigned int wxGenericTreeCtrl::GetCount() const { if ( !m_anchor ) { @@ -854,7 +890,7 @@ size_t wxGenericTreeCtrl::GetCount() const return 0; } - size_t count = m_anchor->GetChildrenCount(); + unsigned int count = m_anchor->GetChildrenCount(); if ( !HasFlag(wxTR_HIDE_ROOT) ) { // take the root itself into account @@ -870,12 +906,6 @@ void wxGenericTreeCtrl::SetIndent(unsigned int indent) m_dirty = true; } -void wxGenericTreeCtrl::SetSpacing(unsigned int spacing) -{ - m_spacing = (unsigned short) spacing; - m_dirty = true; -} - size_t wxGenericTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively) const @@ -887,7 +917,8 @@ wxGenericTreeCtrl::GetChildrenCount(const wxTreeItemId& item, void wxGenericTreeCtrl::SetWindowStyle(const long styles) { - if (!HasFlag(wxTR_HIDE_ROOT) && (styles & wxTR_HIDE_ROOT)) + // Do not try to expand the root node if it hasn't been created yet + if (m_anchor && !HasFlag(wxTR_HIDE_ROOT) && (styles & wxTR_HIDE_ROOT)) { // if we will hide the root, make sure children are visible m_anchor->SetHasPlus(); @@ -908,7 +939,7 @@ void wxGenericTreeCtrl::SetWindowStyle(const long styles) wxString wxGenericTreeCtrl::GetItemText(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), wxT(""), wxT("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), wxEmptyString, wxT("invalid tree item") ); return ((wxGenericTreeItem*) item.m_pItem)->GetText(); } @@ -1005,10 +1036,35 @@ void wxGenericTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold) if ( pItem->IsBold() != bold ) { pItem->SetBold(bold); + + // recalculate the item size as bold and non bold fonts have different + // widths + wxClientDC dc(this); + CalculateSize(pItem, dc); + RefreshLine(pItem); } } +void wxGenericTreeCtrl::SetItemDropHighlight(const wxTreeItemId& item, + bool highlight) +{ + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); + + wxColour fg, bg; + + if (highlight) + { + bg = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT); + fg = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); + } + + wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; + pItem->Attr().SetTextColour(fg); + pItem->Attr().SetBackgroundColour(bg); + RefreshLine(pItem); +} + void wxGenericTreeCtrl::SetItemTextColour(const wxTreeItemId& item, const wxColour& col) { @@ -1040,7 +1096,7 @@ void wxGenericTreeCtrl::SetItemFont(const wxTreeItemId& item, const wxFont& font bool wxGenericTreeCtrl::SetFont( const wxFont &font ) { - wxScrolledWindow::SetFont(font); + wxTreeCtrlBase::SetFont(font); m_normalFont = font ; m_boldFont = wxFont(m_normalFont.GetPointSize(), @@ -1154,7 +1210,7 @@ wxTreeItemId wxGenericTreeCtrl::GetNextChild(const wxTreeItemId& item, // it's ok to cast cookie to size_t, we never have indices big enough to // overflow "void *" size_t *pIndex = (size_t *)&cookie; - if ( *pIndex < children.Count() ) + if ( *pIndex < children.GetCount() ) { return children.Item((*pIndex)++); } @@ -1165,36 +1221,6 @@ wxTreeItemId wxGenericTreeCtrl::GetNextChild(const wxTreeItemId& item, } } -#if WXWIN_COMPATIBILITY_2_4 - -wxTreeItemId wxGenericTreeCtrl::GetFirstChild(const wxTreeItemId& item, - long& cookie) const -{ - wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); - - cookie = 0; - return GetNextChild(item, cookie); -} - -wxTreeItemId wxGenericTreeCtrl::GetNextChild(const wxTreeItemId& item, - long& cookie) const -{ - wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); - - wxArrayGenericTreeItems& children = ((wxGenericTreeItem*) item.m_pItem)->GetChildren(); - if ( (size_t)cookie < children.Count() ) - { - return children.Item((size_t)cookie++); - } - else - { - // there are no more of them - return wxTreeItemId(); - } -} - -#endif // WXWIN_COMPATIBILITY_2_4 - wxTreeItemId wxGenericTreeCtrl::GetLastChild(const wxTreeItemId& item) const { wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); @@ -1220,7 +1246,7 @@ wxTreeItemId wxGenericTreeCtrl::GetNextSibling(const wxTreeItemId& item) const wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent? size_t n = (size_t)(index + 1); - return n == siblings.Count() ? wxTreeItemId() : wxTreeItemId(siblings[n]); + return n == siblings.GetCount() ? wxTreeItemId() : wxTreeItemId(siblings[n]); } wxTreeItemId wxGenericTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const @@ -1289,6 +1315,7 @@ wxTreeItemId wxGenericTreeCtrl::GetFirstVisibleItem() const wxTreeItemId wxGenericTreeCtrl::GetNextVisible(const wxTreeItemId& item) const { wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); + wxASSERT_MSG( IsVisible(item), wxT("this item itself should be visible") ); wxTreeItemId id = item; if (id.IsOk()) @@ -1305,10 +1332,37 @@ wxTreeItemId wxGenericTreeCtrl::GetNextVisible(const wxTreeItemId& item) const wxTreeItemId wxGenericTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const { wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); + wxASSERT_MSG( IsVisible(item), wxT("this item itself should be visible") ); - wxFAIL_MSG(wxT("not implemented")); + // find out the starting point + wxTreeItemId prevItem = GetPrevSibling(item); + if ( !prevItem.IsOk() ) + { + prevItem = GetItemParent(item); + } - return wxTreeItemId(); + // find the first visible item after it + while ( prevItem.IsOk() && !IsVisible(prevItem) ) + { + prevItem = GetNext(prevItem); + if ( !prevItem.IsOk() || prevItem == item ) + { + // there are no visible items before item + return wxTreeItemId(); + } + } + + // from there we must be able to navigate until this item + while ( prevItem.IsOk() ) + { + const wxTreeItemId nextItem = GetNextVisible(prevItem); + if ( !nextItem.IsOk() || nextItem == item ) + break; + + prevItem = nextItem; + } + + return prevItem; } // called by wxTextTreeCtrl when it marks itself for deletion @@ -1354,10 +1408,12 @@ wxTreeItemId wxGenericTreeCtrl::FindItem(const wxTreeItemId& idParent, } // and try all the items (stop when we get to the one we started from) - while ( id != idParent && !GetItemText(id).Lower().StartsWith(prefix) ) + while (id.IsOk() && id != idParent && !GetItemText(id).Lower().StartsWith(prefix) ) { id = GetNext(id); } + // If we haven't found the item, id.IsOk() will be false, as per + // documentation } return id; @@ -1368,10 +1424,11 @@ wxTreeItemId wxGenericTreeCtrl::FindItem(const wxTreeItemId& idParent, // ----------------------------------------------------------------------------- wxTreeItemId wxGenericTreeCtrl::DoInsertItem(const wxTreeItemId& parentId, - size_t previous, - const wxString& text, - int image, int selImage, - wxTreeItemData *data) + size_t previous, + const wxString& text, + int image, + int selImage, + wxTreeItemData *data) { wxGenericTreeItem *parent = (wxGenericTreeItem*) parentId.m_pItem; if ( !parent ) @@ -1390,14 +1447,17 @@ wxTreeItemId wxGenericTreeCtrl::DoInsertItem(const wxTreeItemId& parentId, data->m_pItem = item; } - parent->Insert( item, previous ); + parent->Insert( item, previous == (size_t)-1 ? parent->GetChildren().size() + : previous ); + InvalidateBestSize(); return item; } wxTreeItemId wxGenericTreeCtrl::AddRoot(const wxString& text, - int image, int selImage, - wxTreeItemData *data) + int image, + int selImage, + wxTreeItemData *data) { wxCHECK_MSG( !m_anchor, wxTreeItemId(), wxT("tree can have only one root") ); @@ -1425,22 +1485,15 @@ wxTreeItemId wxGenericTreeCtrl::AddRoot(const wxString& text, m_current->SetHilight( true ); } + InvalidateBestSize(); return m_anchor; } -wxTreeItemId wxGenericTreeCtrl::PrependItem(const wxTreeItemId& parent, - const wxString& text, - int image, int selImage, - wxTreeItemData *data) -{ - return DoInsertItem(parent, 0u, text, image, selImage, data); -} - -wxTreeItemId wxGenericTreeCtrl::InsertItem(const wxTreeItemId& parentId, - const wxTreeItemId& idPrevious, - const wxString& text, - int image, int selImage, - wxTreeItemData *data) +wxTreeItemId wxGenericTreeCtrl::DoInsertAfter(const wxTreeItemId& parentId, + const wxTreeItemId& idPrevious, + const wxString& text, + int image, int selImage, + wxTreeItemData *data) { wxGenericTreeItem *parent = (wxGenericTreeItem*) parentId.m_pItem; if ( !parent ) @@ -1460,44 +1513,11 @@ wxTreeItemId wxGenericTreeCtrl::InsertItem(const wxTreeItemId& parentId, return DoInsertItem(parentId, (size_t)++index, text, image, selImage, data); } -wxTreeItemId wxGenericTreeCtrl::InsertItem(const wxTreeItemId& parentId, - size_t before, - const wxString& text, - int image, int selImage, - wxTreeItemData *data) -{ - wxGenericTreeItem *parent = (wxGenericTreeItem*) parentId.m_pItem; - if ( !parent ) - { - // should we give a warning here? - return AddRoot(text, image, selImage, data); - } - - return DoInsertItem(parentId, before, text, image, selImage, data); -} - -wxTreeItemId wxGenericTreeCtrl::AppendItem(const wxTreeItemId& parentId, - const wxString& text, - int image, int selImage, - wxTreeItemData *data) -{ - wxGenericTreeItem *parent = (wxGenericTreeItem*) parentId.m_pItem; - if ( !parent ) - { - // should we give a warning here? - return AddRoot(text, image, selImage, data); - } - - return DoInsertItem( parent, parent->GetChildren().Count(), text, - image, selImage, data); -} void wxGenericTreeCtrl::SendDeleteEvent(wxGenericTreeItem *item) { - wxTreeEvent event( wxEVT_COMMAND_TREE_DELETE_ITEM, GetId() ); - event.m_item = item; - event.SetEventObject( this ); - ProcessEvent( event ); + wxTreeEvent event(wxEVT_COMMAND_TREE_DELETE_ITEM, this, item); + GetEventHandler()->ProcessEvent( event ); } // Don't leave edit or selection on a child which is about to disappear @@ -1526,6 +1546,7 @@ void wxGenericTreeCtrl::DeleteChildren(const wxTreeItemId& itemId) wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; ChildrenClosing(item); item->DeleteChildren(this); + InvalidateBestSize(); } void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId) @@ -1590,6 +1611,8 @@ void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId) m_select_me = NULL; delete item; + + InvalidateBestSize(); } void wxGenericTreeCtrl::DeleteAllItems() @@ -1614,42 +1637,28 @@ void wxGenericTreeCtrl::Expand(const wxTreeItemId& itemId) if ( item->IsExpanded() ) return; - wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_EXPANDING, GetId() ); - event.m_item = item; - event.SetEventObject( this ); + wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_EXPANDING, this, item); - if ( ProcessEvent( event ) && !event.IsAllowed() ) + if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) { // cancelled by program return; } item->Expand(); - CalculatePositions(); - - RefreshSubtree(item); - - event.SetEventType(wxEVT_COMMAND_TREE_ITEM_EXPANDED); - ProcessEvent( event ); -} - -void wxGenericTreeCtrl::ExpandAll(const wxTreeItemId& item) -{ - if ( !HasFlag(wxTR_HIDE_ROOT) || item != GetRootItem()) + if ( !m_freezeCount ) { - Expand(item); - if ( !IsExpanded(item) ) - return; - } + CalculatePositions(); - wxTreeItemIdValue cookie; - wxTreeItemId child = GetFirstChild(item, cookie); - while ( child.IsOk() ) + RefreshSubtree(item); + } + else // frozen { - ExpandAll(child); - - child = GetNextChild(item, cookie); + m_dirty = true; } + + event.SetEventType(wxEVT_COMMAND_TREE_ITEM_EXPANDED); + GetEventHandler()->ProcessEvent( event ); } void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) @@ -1662,10 +1671,8 @@ void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) if ( !item->IsExpanded() ) return; - wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_COLLAPSING, GetId() ); - event.m_item = item; - event.SetEventObject( this ); - if ( ProcessEvent( event ) && !event.IsAllowed() ) + wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_COLLAPSING, this, item); + if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) { // cancelled by program return; @@ -1676,7 +1683,7 @@ void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) #if 0 // TODO why should items be collapsed recursively? wxArrayGenericTreeItems& children = item->GetChildren(); - size_t count = children.Count(); + size_t count = children.GetCount(); for ( size_t n = 0; n < count; n++ ) { Collapse(children[n]); @@ -1688,7 +1695,7 @@ void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) RefreshSubtree(item); event.SetEventType(wxEVT_COMMAND_TREE_ITEM_COLLAPSED); - ProcessEvent( event ); + GetEventHandler()->ProcessEvent( event ); } void wxGenericTreeCtrl::CollapseAndReset(const wxTreeItemId& item) @@ -1730,7 +1737,7 @@ void wxGenericTreeCtrl::UnselectAllChildren(wxGenericTreeItem *item) if (item->HasChildren()) { wxArrayGenericTreeItems& children = item->GetChildren(); - size_t count = children.Count(); + size_t count = children.GetCount(); for ( size_t n = 0; n < count; ++n ) { UnselectAllChildren(children[n]); @@ -1766,7 +1773,7 @@ bool wxGenericTreeCtrl::TagNextChildren(wxGenericTreeItem *crt_item, wxGenericTr int index = children.Index(crt_item); wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent? - size_t count = children.Count(); + size_t count = children.GetCount(); for (size_t n=(size_t)(index+1); nHasChildren()) { wxArrayGenericTreeItems& children = crt_item->GetChildren(); - size_t count = children.Count(); + size_t count = children.GetCount(); for ( size_t n = 0; n < count; ++n ) { if (TagAllChildrenUntilLast(children[n], last_item, select)) @@ -1844,10 +1851,8 @@ void wxGenericTreeCtrl::DoSelectItem(const wxTreeItemId& itemId, return; } - wxTreeEvent event( wxEVT_COMMAND_TREE_SEL_CHANGING, GetId() ); - event.m_item = item; + wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item); event.m_itemOld = m_current; - event.SetEventObject( this ); // TODO : Here we don't send any selection mode yet ! if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) @@ -1862,8 +1867,6 @@ void wxGenericTreeCtrl::DoSelectItem(const wxTreeItemId& itemId, parent = GetItemParent( parent ); } - EnsureVisible( itemId ); - // ctrl press if (unselect_others) { @@ -1895,6 +1898,11 @@ void wxGenericTreeCtrl::DoSelectItem(const wxTreeItemId& itemId, RefreshLine( m_current ); } + // This can cause idle processing to select the root + // if no item is selected, so it must be after the + // selection is set + EnsureVisible( itemId ); + event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); GetEventHandler()->ProcessEvent( event ); } @@ -1903,15 +1911,22 @@ void wxGenericTreeCtrl::SelectItem(const wxTreeItemId& itemId, bool select) { if ( select ) { - DoSelectItem(itemId); + DoSelectItem(itemId, !HasFlag(wxTR_MULTIPLE)); } else // deselect { wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; wxCHECK_RET( item, wxT("SelectItem(): invalid tree item") ); + + wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, this, item); + if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) + return; item->SetHilight(false); RefreshLine(item); + + event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); + GetEventHandler()->ProcessEvent( event ); } } @@ -1940,7 +1955,7 @@ size_t wxGenericTreeCtrl::GetSelections(wxArrayTreeItemIds &array) const } //else: the tree is empty, so no selections - return array.Count(); + return array.GetCount(); } void wxGenericTreeCtrl::EnsureVisible(const wxTreeItemId& item) @@ -1987,7 +2002,7 @@ void wxGenericTreeCtrl::ScrollTo(const wxTreeItemId &item) #if defined( __WXMSW__ ) || defined(__WXMAC__) Update(); #else - wxYieldIfNeeded(); + DoDirtyProcessing(); #endif wxGenericTreeItem *gitem = (wxGenericTreeItem*) item.m_pItem; @@ -2041,12 +2056,6 @@ static int LINKAGEMODE tree_ctrl_compare_func(wxGenericTreeItem **item1, return s_treeBeingSorted->OnCompareItems(*item1, *item2); } -int wxGenericTreeCtrl::OnCompareItems(const wxTreeItemId& item1, - const wxTreeItemId& item2) -{ - return wxStrcmp(GetItemText(item1), GetItemText(item2)); -} - void wxGenericTreeCtrl::SortChildren(const wxTreeItemId& itemId) { wxCHECK_RET( itemId.IsOk(), wxT("invalid tree item") ); @@ -2057,7 +2066,7 @@ void wxGenericTreeCtrl::SortChildren(const wxTreeItemId& itemId) wxT("wxGenericTreeCtrl::SortChildren is not reentrant") ); wxArrayGenericTreeItems& children = item->GetChildren(); - if ( children.Count() > 1 ) + if ( children.GetCount() > 1 ) { m_dirty = true; @@ -2068,21 +2077,6 @@ void wxGenericTreeCtrl::SortChildren(const wxTreeItemId& itemId) //else: don't make the tree dirty as nothing changed } -wxImageList *wxGenericTreeCtrl::GetImageList() const -{ - return m_imageListNormal; -} - -wxImageList *wxGenericTreeCtrl::GetButtonsImageList() const -{ - return m_imageListButtons; -} - -wxImageList *wxGenericTreeCtrl::GetStateImageList() const -{ - return m_imageListState; -} - void wxGenericTreeCtrl::CalculateLineHeight() { wxClientDC dc(this); @@ -2150,18 +2144,6 @@ void wxGenericTreeCtrl::SetButtonsImageList(wxImageList *imageList) CalculateLineHeight(); } -void wxGenericTreeCtrl::AssignImageList(wxImageList *imageList) -{ - SetImageList(imageList); - m_ownsImageListNormal = true; -} - -void wxGenericTreeCtrl::AssignStateImageList(wxImageList *imageList) -{ - SetStateImageList(imageList); - m_ownsImageListState = true; -} - void wxGenericTreeCtrl::AssignButtonsImageList(wxImageList *imageList) { SetButtonsImageList(imageList); @@ -2208,7 +2190,7 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) else if (item->IsBold()) dc.SetFont(m_boldFont); - long text_w = 0, text_h = 0; + wxCoord text_w = 0, text_h = 0; dc.GetTextExtent( item->GetText(), &text_w, &text_h ); int image_h = 0, image_w = 0; @@ -2218,7 +2200,7 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) if ( m_imageListNormal ) { m_imageListNormal->GetSize( image, image_w, image_h ); - image_w += 4; + image_w += MARGIN_BETWEEN_IMAGE_AND_TEXT; } else { @@ -2227,31 +2209,25 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) } int total_h = GetLineHeight(item); + bool drawItemBackground = false; 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 + drawItemBackground = true; } else { wxColour colBg; if ( attr && attr->HasBackgroundColour() ) + { + drawItemBackground = true; colBg = attr->GetBackgroundColour(); + } else - colBg = m_backgroundColour; + { + colBg = GetBackgroundColour(); + } dc.SetBrush(wxBrush(colBg, wxSOLID)); } @@ -2259,11 +2235,31 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) if ( HasFlag(wxTR_FULL_ROW_HIGHLIGHT) ) { - int x, y, w, h; - - DoGetPosition(&x, &y); - DoGetSize(&w, &h); - dc.DrawRectangle(x, item->GetY()+offset, w, total_h-offset); + int x, w, h; + x=0; + GetVirtualSize(&w, &h); + wxRect rect( x, item->GetY()+offset, w, total_h-offset); +#if !defined(__WXGTK20__) && !defined(__WXMAC__) + dc.DrawRectangle(rect); +#else + if (!item->IsSelected()) + { + dc.DrawRectangle(rect); + } + else + { + int flags = wxCONTROL_SELECTED; + if (m_hasFocus +#ifdef __WXMAC__ + && IsControlActive( (ControlRef)GetHandle() ) +#endif + ) + flags |= wxCONTROL_FOCUSED; + if ((item == m_current) && (m_hasFocus)) + flags |= wxCONTROL_CURRENT; + wxRendererNative::Get().DrawItemSelectionRect( this, dc, rect, flags ); + } +#endif } else { @@ -2272,13 +2268,49 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) // If it's selected, and there's an image, then we should // take care to leave the area under the image painted in the // background colour. - dc.DrawRectangle( item->GetX() + image_w - 2, item->GetY()+offset, - item->GetWidth() - image_w + 2, total_h-offset ); + wxRect rect( item->GetX() + image_w - 2, item->GetY()+offset, + item->GetWidth() - image_w + 2, total_h-offset ); +#if !defined(__WXGTK20__) && !defined(__WXMAC__) + dc.DrawRectangle( rect ); +#else + rect.x -= 1; + rect.width += 2; + + int flags = wxCONTROL_SELECTED; + if (m_hasFocus) + flags |= wxCONTROL_FOCUSED; + if ((item == m_current) && (m_hasFocus)) + flags |= wxCONTROL_CURRENT; + wxRendererNative::Get().DrawItemSelectionRect( this, dc, rect, flags ); +#endif } - else + // On GTK+ 2, drawing a 'normal' background is wrong for themes that + // don't allow backgrounds to be customized. Not drawing the background, + // except for custom item backgrounds, works for both kinds of theme. + else if (drawItemBackground) { - dc.DrawRectangle( item->GetX()-2, item->GetY()+offset, - item->GetWidth()+2, total_h-offset ); + wxRect rect( item->GetX()-2, item->GetY()+offset, + item->GetWidth()+2, total_h-offset ); +#if !defined(__WXGTK20__) && !defined(__WXMAC__) + dc.DrawRectangle( rect ); +#else + if ( attr && attr->HasBackgroundColour() ) + { + dc.DrawRectangle( rect ); + } + else + { + rect.x -= 1; + rect.width += 2; + + int flags = wxCONTROL_SELECTED; + if (m_hasFocus) + flags |= wxCONTROL_FOCUSED; + if ((item == m_current) && (m_hasFocus)) + flags |= wxCONTROL_CURRENT; + wxRendererNative::Get().DrawItemSelectionRect( this, dc, rect, flags ); + } +#endif } } @@ -2315,7 +2347,7 @@ void wxGenericTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level // always expand hidden root int origY = y; wxArrayGenericTreeItems& children = item->GetChildren(); - int count = children.Count(); + int count = children.GetCount(); if (count > 0) { int n = 0, oldY; @@ -2348,7 +2380,7 @@ void wxGenericTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level if (IsExposed(exposed_x, exposed_y, 10000, h)) // 10000 = very much { - wxPen *pen = + const wxPen *pen = #ifndef __WXMAC__ // don't draw rect outline if we already have the // background color under Mac @@ -2357,9 +2389,21 @@ void wxGenericTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level wxTRANSPARENT_PEN; wxColour colText; - if ( item->IsSelected() ) + if ( item->IsSelected() +#ifdef __WXMAC__ + // On wxMac, if the tree doesn't have the focus we draw an empty + // rectangle, so we want to make sure that the text is visible + // against the normal background, not the highlightbackground, so + // don't use the highlight text colour unless we have the focus. + && m_hasFocus && IsControlActive( (ControlRef)GetHandle() ) +#endif + ) { +#ifdef __WXMAC__ + colText = *wxWHITE; +#else colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); +#endif } else { @@ -2451,7 +2495,7 @@ void wxGenericTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level if (item->IsExpanded()) { wxArrayGenericTreeItems& children = item->GetChildren(); - int count = children.Count(); + int count = children.GetCount(); if (count > 0) { int n = 0, oldY; @@ -2554,6 +2598,16 @@ void wxGenericTreeCtrl::DrawLine(const wxTreeItemId &item, bool below) // wxWidgets callbacks // ----------------------------------------------------------------------------- +void wxGenericTreeCtrl::OnSize( wxSizeEvent &event ) +{ +#ifdef __WXGTK__ + if (HasFlag( wxTR_FULL_ROW_HIGHLIGHT) && m_current) + RefreshLine( m_current ); +#endif + + event.Skip(true); +} + void wxGenericTreeCtrl::OnPaint( wxPaintEvent &WXUNUSED(event) ) { wxPaintDC dc(this); @@ -2593,9 +2647,8 @@ void wxGenericTreeCtrl::OnKillFocus( wxFocusEvent &event ) void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) { - wxTreeEvent te( wxEVT_COMMAND_TREE_KEY_DOWN, GetId() ); + wxTreeEvent te( wxEVT_COMMAND_TREE_KEY_DOWN, this); te.m_evtKey = event; - te.SetEventObject( this ); if ( GetEventHandler()->ProcessEvent( te ) ) { // intercepted by the user code @@ -2612,9 +2665,17 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) bool is_multiple, extended_select, unselect_others; EventFlagsToSelType(GetWindowStyleFlag(), event.ShiftDown(), - event.ControlDown(), + event.CmdDown(), is_multiple, extended_select, unselect_others); + if (GetLayoutDirection() == wxLayout_RightToLeft) + { + if (event.GetKeyCode() == WXK_RIGHT) + event.m_keyCode = WXK_LEFT; + else if (event.GetKeyCode() == WXK_LEFT) + event.m_keyCode = WXK_RIGHT; + } + // + : Expand // - : Collaspe // * : Expand all/Collapse all @@ -2642,7 +2703,7 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) if ( !IsExpanded(m_current) ) { // expand all - ExpandAll(m_current); + ExpandAllChildren(m_current); break; } //else: fall through to Collapse() it @@ -2657,20 +2718,24 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) case WXK_MENU: { - wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_MENU, GetId() ); - event.m_item = m_current; - event.SetEventObject( this ); - GetEventHandler()->ProcessEvent( event ); - break; + // Use the item's bounding rectangle to determine position for the event + wxRect ItemRect; + GetBoundingRect(m_current, ItemRect, true); + + wxTreeEvent eventMenu(wxEVT_COMMAND_TREE_ITEM_MENU, this, m_current); + // Use the left edge, vertical middle + eventMenu.m_pointDrag = wxPoint(ItemRect.GetX(), + ItemRect.GetY() + ItemRect.GetHeight() / 2); + GetEventHandler()->ProcessEvent( eventMenu ); } + break; + case ' ': case WXK_RETURN: if ( !event.HasModifiers() ) { - wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, GetId() ); - event.m_item = m_current; - event.SetEventObject( this ); - GetEventHandler()->ProcessEvent( event ); + wxTreeEvent eventAct(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, this, m_current); + GetEventHandler()->ProcessEvent( eventAct ); } // in any case, also generate the normal key event for this key, @@ -2743,7 +2808,11 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) case WXK_RIGHT: // this works the same as the down arrow except that we // also expand the item if it wasn't expanded yet - Expand(m_current); + if (m_current != GetRootItem().m_pItem || !HasFlag(wxTR_HIDE_ROOT)) + Expand(m_current); + //else: don't try to expand hidden root item (which can be the + // current one when the tree is empty) + // fall through case WXK_DOWN: @@ -2752,6 +2821,9 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) { wxTreeItemIdValue cookie; wxTreeItemId child = GetFirstChild( m_key_current, cookie ); + if ( !child ) + break; + DoSelectItem( child, unselect_others, extended_select ); m_key_current=(wxGenericTreeItem*) child.m_pItem; } @@ -2858,11 +2930,9 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) } } -wxTreeItemId wxGenericTreeCtrl::HitTest(const wxPoint& point, int& flags) +wxTreeItemId +wxGenericTreeCtrl::DoTreeHitTest(const wxPoint& point, int& flags) const { - // JACS: removed wxYieldIfNeeded() because it can cause the window - // to be deleted from under us if a close window event is pending - int w, h; GetSize(&w, &h); flags=0; @@ -2891,37 +2961,51 @@ wxTreeItemId wxGenericTreeCtrl::HitTest(const wxPoint& point, int& flags) // get the bounding rectangle of the item (or of its label only) bool wxGenericTreeCtrl::GetBoundingRect(const wxTreeItemId& item, wxRect& rect, - bool WXUNUSED(textOnly)) const + bool textOnly) const { wxCHECK_MSG( item.IsOk(), false, _T("invalid item in wxGenericTreeCtrl::GetBoundingRect") ); wxGenericTreeItem *i = (wxGenericTreeItem*) item.m_pItem; - int startX, startY; - GetViewStart(& startX, & startY); + if ( textOnly ) + { + rect.x = i->GetX(); + rect.width = i->GetWidth(); + + if ( m_imageListNormal ) + { + int image_w, image_h; + m_imageListNormal->GetSize( 0, image_w, image_h ); + rect.width += image_w + MARGIN_BETWEEN_IMAGE_AND_TEXT; + } + } + else // the entire line + { + rect.x = 0; + rect.width = GetClientSize().x; + } - rect.x = i->GetX() - startX*PIXELS_PER_UNIT; - rect.y = i->GetY() - startY*PIXELS_PER_UNIT; - rect.width = i->GetWidth(); - //rect.height = i->GetHeight(); + rect.y = i->GetY(); rect.height = GetLineHeight(i); + // we have to return the logical coordinates, not physical ones + rect.SetTopLeft(CalcScrolledPosition(rect.GetTopLeft())); + return true; } -void wxGenericTreeCtrl::Edit( const wxTreeItemId& item ) +wxTextCtrl *wxGenericTreeCtrl::EditLabel(const wxTreeItemId& item, + wxClassInfo * WXUNUSED(textCtrlClass)) { - wxCHECK_RET( item.IsOk(), _T("can't edit an invalid item") ); + wxCHECK_MSG( item.IsOk(), NULL, _T("can't edit an invalid item") ); wxGenericTreeItem *itemEdit = (wxGenericTreeItem *)item.m_pItem; - wxTreeEvent te( wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, GetId() ); - te.m_item = itemEdit; - te.SetEventObject( this ); + wxTreeEvent te(wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, this, itemEdit); if ( GetEventHandler()->ProcessEvent( te ) && !te.IsAllowed() ) { // vetoed by user - return; + return NULL; } // We have to call this here because the label in @@ -2931,12 +3015,15 @@ void wxGenericTreeCtrl::Edit( const wxTreeItemId& item ) #if defined( __WXMSW__ ) || defined(__WXMAC__) Update(); #else - wxYieldIfNeeded(); + DoDirtyProcessing(); #endif + // TODO: use textCtrlClass here to create the control of correct class m_textCtrl = new wxTreeTextCtrl(this, itemEdit); m_textCtrl->SetFocus(); + + return m_textCtrl; } // returns a pointer to the text edit control if the item is being @@ -2947,12 +3034,18 @@ wxTextCtrl* wxGenericTreeCtrl::GetEditControl() const return m_textCtrl; } +void wxGenericTreeCtrl::EndEditLabel(const wxTreeItemId& WXUNUSED(item), + bool discardChanges) +{ + wxCHECK_RET( m_textCtrl, _T("not editing label") ); + + m_textCtrl->EndEdit(discardChanges); +} + bool wxGenericTreeCtrl::OnRenameAccept(wxGenericTreeItem *item, const wxString& value) { - wxTreeEvent le( wxEVT_COMMAND_TREE_END_LABEL_EDIT, GetId() ); - le.m_item = item; - le.SetEventObject( this ); + wxTreeEvent le(wxEVT_COMMAND_TREE_END_LABEL_EDIT, this, item); le.m_label = value; le.m_editCancelled = false; @@ -2962,9 +3055,7 @@ bool wxGenericTreeCtrl::OnRenameAccept(wxGenericTreeItem *item, void wxGenericTreeCtrl::OnRenameCancelled(wxGenericTreeItem *item) { // let owner know that the edit was cancelled - wxTreeEvent le( wxEVT_COMMAND_TREE_END_LABEL_EDIT, GetId() ); - le.m_item = item; - le.SetEventObject( this ); + wxTreeEvent le(wxEVT_COMMAND_TREE_END_LABEL_EDIT, this, item); le.m_label = wxEmptyString; le.m_editCancelled = true; @@ -2973,12 +3064,12 @@ void wxGenericTreeCtrl::OnRenameCancelled(wxGenericTreeItem *item) void wxGenericTreeCtrl::OnRenameTimer() { - Edit( m_current ); + EditLabel( m_current ); } void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) { - if ( !m_anchor ) return; + if ( !m_anchor )return; wxPoint pt = CalcUnscrolledPosition(event.GetPosition()); @@ -3025,9 +3116,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) if (underMouseChanged && hoverItem.IsOk() && !m_isDragging && (!m_renameTimer || !m_renameTimer->IsRunning())) { // Ask the tree control what tooltip (if any) should be shown - wxTreeEvent hevent(wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP, GetId()); - hevent.m_item = hoverItem; - hevent.SetEventObject(this); + wxTreeEvent hevent(wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP, this, hoverItem); if ( GetEventHandler()->ProcessEvent(hevent) && hevent.IsAllowed() ) { @@ -3036,11 +3125,12 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } #endif - // we process left mouse up event (enables in-place edit), right down + // we process left mouse up event (enables in-place edit), middle/right down // (pass to the user code), left dbl click (activate item) and // dragging/moving events for items drag-and-drop if ( !(event.LeftDown() || event.LeftUp() || + event.MiddleDown() || event.RightDown() || event.LeftDClick() || event.Dragging() || @@ -3072,9 +3162,8 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) ? wxEVT_COMMAND_TREE_BEGIN_RDRAG : wxEVT_COMMAND_TREE_BEGIN_DRAG; - wxTreeEvent nevent( command, GetId() ); - nevent.m_item = m_current; - nevent.SetEventObject(this); + wxTreeEvent nevent(command, this, m_current); + nevent.SetPoint(CalcScrolledPosition(pt)); // by default the dragging is not supported, the user code must // explicitly allow the event for it to take place @@ -3088,7 +3177,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) // remember the old cursor because we will change it while // dragging m_oldCursor = m_cursor; - + // in a single selection control, hide the selection temporarily if ( !(GetWindowStyleFlag() & wxTR_MULTIPLE) ) { @@ -3125,6 +3214,8 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } else if ( (event.LeftUp() || event.RightUp()) && m_isDragging ) { + ReleaseMouse(); + // erase the highlighting DrawDropEffect(m_dropTarget); @@ -3136,19 +3227,15 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } // generate the drag end event - wxTreeEvent event(wxEVT_COMMAND_TREE_END_DRAG, GetId()); + wxTreeEvent eventEndDrag(wxEVT_COMMAND_TREE_END_DRAG, this, item); - event.m_item = item; - event.m_pointDrag = pt; - event.SetEventObject(this); + eventEndDrag.m_pointDrag = CalcScrolledPosition(pt); - (void)GetEventHandler()->ProcessEvent(event); + (void)GetEventHandler()->ProcessEvent(eventEndDrag); m_isDragging = false; m_dropTarget = (wxGenericTreeItem *)NULL; - ReleaseMouse(); - SetCursor(m_oldCursor); #if defined( __WXMSW__ ) || defined(__WXMAC__) @@ -3177,23 +3264,40 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) if ( event.RightDown() ) { - wxTreeEvent nevent(wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, GetId()); - nevent.m_item = item; + // If the item is already selected, do not update the selection. + // Multi-selections should not be cleared if a selected item is clicked. + if (!IsSelected(item)) + { + DoSelectItem(item, true, false); + } + + wxTreeEvent nevent(wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, this, item); + nevent.m_pointDrag = CalcScrolledPosition(pt); + event.Skip(!GetEventHandler()->ProcessEvent(nevent)); + + // Consistent with MSW (for now), send the ITEM_MENU *after* + // the RIGHT_CLICK event. TODO: This behavior may change. + wxTreeEvent nevent2(wxEVT_COMMAND_TREE_ITEM_MENU, this, item); + nevent2.m_pointDrag = CalcScrolledPosition(pt); + GetEventHandler()->ProcessEvent(nevent2); + } + else if ( event.MiddleDown() ) + { + wxTreeEvent nevent(wxEVT_COMMAND_TREE_ITEM_MIDDLE_CLICK, this, item); nevent.m_pointDrag = CalcScrolledPosition(pt); - nevent.SetEventObject(this); - GetEventHandler()->ProcessEvent(nevent); + event.Skip(!GetEventHandler()->ProcessEvent(nevent)); } else if ( event.LeftUp() ) { // this facilitates multiple-item drag-and-drop - if (item && HasFlag(wxTR_MULTIPLE)) + if ( /* item && */ HasFlag(wxTR_MULTIPLE)) { wxArrayTreeItemIds selections; size_t count = GetSelections(selections); if (count > 1 && - !event.ControlDown() && + !event.CmdDown() && !event.ShiftDown()) { DoSelectItem(item, true, false); @@ -3222,7 +3326,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) m_lastOnSame = false; } } - else // !RightDown() && !LeftUp() ==> LeftDown() || LeftDClick() + else // !RightDown() && !MiddleDown() && !LeftUp() ==> LeftDown() || LeftDClick() { if ( event.LeftDown() ) { @@ -3247,14 +3351,14 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) // 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)) + // but if Cmd is down, toggle selection of the clicked item + if (!IsSelected(item) || event.CmdDown()) { // how should the selection work for this event? bool is_multiple, extended_select, unselect_others; EventFlagsToSelType(GetWindowStyleFlag(), event.ShiftDown(), - event.ControlDown(), + event.CmdDown(), is_multiple, extended_select, unselect_others); DoSelectItem(item, unselect_others, extended_select); @@ -3272,10 +3376,8 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) m_lastOnSame = false; // send activate event first - wxTreeEvent nevent( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, GetId() ); - nevent.m_item = item; + wxTreeEvent nevent(wxEVT_COMMAND_TREE_ITEM_ACTIVATED, this, item); nevent.m_pointDrag = CalcScrolledPosition(pt); - nevent.SetEventObject( this ); if ( !GetEventHandler()->ProcessEvent( nevent ) ) { // if the user code didn't process the activate event, @@ -3307,17 +3409,10 @@ void wxGenericTreeCtrl::OnInternalIdle() SelectItem(GetRootItem()); } - /* after all changes have been done to the tree control, - * we actually redraw the tree when everything is over */ - - if (!m_dirty) return; - if (m_freezeCount) return; - - m_dirty = false; - - CalculatePositions(); - Refresh(); - AdjustMyScrollbars(); + // after all changes have been done to the tree control, + // actually redraw the tree when everything is over + if (m_dirty) + DoDirtyProcessing(); } void wxGenericTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc ) @@ -3347,7 +3442,7 @@ void wxGenericTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc ) if ( m_imageListNormal ) { m_imageListNormal->GetSize( image, image_w, image_h ); - image_w += 4; + image_w += MARGIN_BETWEEN_IMAGE_AND_TEXT; } } @@ -3397,7 +3492,7 @@ void wxGenericTreeCtrl::CalculateLevel( wxGenericTreeItem *item, wxDC &dc, int l Recurse: wxArrayGenericTreeItems& children = item->GetChildren(); - size_t n, count = children.Count(); + size_t n, count = children.GetCount(); ++level; for (n = 0; n < count; ++n ) CalculateLevel( children[n], dc, level, y ); // recurse @@ -3420,10 +3515,16 @@ void wxGenericTreeCtrl::CalculatePositions() CalculateLevel( m_anchor, dc, 0, y ); // start recursion } +void wxGenericTreeCtrl::Refresh(bool eraseBackground, const wxRect *rect) +{ + if ( !m_freezeCount ) + wxTreeCtrlBase::Refresh(eraseBackground, rect); +} + void wxGenericTreeCtrl::RefreshSubtree(wxGenericTreeItem *item) { - if (m_dirty) return; - if (m_freezeCount) return; + if (m_dirty || m_freezeCount) + return; wxSize client = GetClientSize(); @@ -3439,8 +3540,8 @@ void wxGenericTreeCtrl::RefreshSubtree(wxGenericTreeItem *item) void wxGenericTreeCtrl::RefreshLine( wxGenericTreeItem *item ) { - if (m_dirty) return; - if (m_freezeCount) return; + if (m_dirty || m_freezeCount) + return; wxRect rect; CalcScrolledPosition(0, item->GetY(), NULL, &rect.y); @@ -3452,7 +3553,8 @@ void wxGenericTreeCtrl::RefreshLine( wxGenericTreeItem *item ) void wxGenericTreeCtrl::RefreshSelected() { - if (m_freezeCount) return; + if (m_freezeCount) + return; // TODO: this is awfully inefficient, we should keep the list of all // selected items internally, should be much faster @@ -3462,7 +3564,8 @@ void wxGenericTreeCtrl::RefreshSelected() void wxGenericTreeCtrl::RefreshSelectedUnder(wxGenericTreeItem *item) { - if (m_freezeCount) return; + if (m_freezeCount) + return; if ( item->IsSelected() ) RefreshLine(item); @@ -3484,9 +3587,12 @@ void wxGenericTreeCtrl::Thaw() { wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen tree control?") ); - if ( !--m_freezeCount ) + if ( --m_freezeCount == 0 ) { - Refresh(); + if ( m_dirty ) + DoDirtyProcessing(); + else + Refresh(); } } @@ -3499,8 +3605,6 @@ bool wxGenericTreeCtrl::SetBackgroundColour(const wxColour& colour) if ( !wxWindow::SetBackgroundColour(colour) ) return false; - if (m_freezeCount) return true; - Refresh(); return true; @@ -3511,8 +3615,6 @@ bool wxGenericTreeCtrl::SetForegroundColour(const wxColour& colour) if ( !wxWindow::SetForegroundColour(colour) ) return false; - if (m_freezeCount) return true; - Refresh(); return true; @@ -3526,23 +3628,10 @@ void wxGenericTreeCtrl::OnGetToolTip( wxTreeEvent &event ) } -wxSize wxGenericTreeCtrl::DoGetBestSize() const -{ - // something is better than nothing... - // 100x80 is what the MSW version will get from the default - // wxControl::DoGetBestSize - return wxSize(100,80); -} - - // NOTE: If using the wxListBox visual attributes works everywhere then this can // be removed, as well as the #else case below. #define _USE_VISATTR 0 -#if _USE_VISATTR -#include "wx/listbox.h" -#endif - //static wxVisualAttributes #if _USE_VISATTR @@ -3563,13 +3652,47 @@ wxGenericTreeCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) #endif } -#if WXWIN_COMPATIBILITY_2_2 - -wxTreeItemId wxGenericTreeCtrl::GetParent(const wxTreeItemId& item) const +void wxGenericTreeCtrl::DoDirtyProcessing() { - return GetItemParent( item ); + if (m_freezeCount) + return; + + m_dirty = false; + + CalculatePositions(); + Refresh(); + AdjustMyScrollbars(); } -#endif // WXWIN_COMPATIBILITY_2_2 +wxSize wxGenericTreeCtrl::DoGetBestSize() const +{ + // make sure all positions are calculated as normally this only done during + // idle time but we need them for base class DoGetBestSize() to return the + // correct result + wxConstCast(this, wxGenericTreeCtrl)->CalculatePositions(); + + wxSize size = wxTreeCtrlBase::DoGetBestSize(); + + // there seems to be an implicit extra border around the items, although + // I'm not really sure where does it come from -- but without this, the + // scrollbars appear in a tree with default/best size + size.IncBy(4, 4); + + // and the border has to be rounded up to a multiple of PIXELS_PER_UNIT or + // scrollbars still appear + const wxSize& borderSize = GetWindowBorderSize(); + + int dx = (size.x - borderSize.x) % PIXELS_PER_UNIT; + if ( dx ) + size.x += PIXELS_PER_UNIT - dx; + int dy = (size.y - borderSize.y) % PIXELS_PER_UNIT; + if ( dy ) + size.y += PIXELS_PER_UNIT - dy; + + // we need to update the cache too as the base class cached its own value + CacheBestSize(size); + + return size; +} #endif // wxUSE_TREECTRL