X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2b4f324ae2c1e5f12e6e639694b21f76d5b49625..475edb11e0aa7f103478da219253d99db480d55b:/src/generic/treectlg.cpp diff --git a/src/generic/treectlg.cpp b/src/generic/treectlg.cpp index 5dede2bf17..eaea98d3ba 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" @@ -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 +92,31 @@ 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(); + m_owner->OnRenameCancelled(m_itemEdited); + } + const wxGenericTreeItem* item() const { return m_itemEdited; } + protected: void OnChar( wxKeyEvent &event ); void OnKeyUp( wxKeyEvent &event ); @@ -101,6 +130,7 @@ private: wxGenericTreeItem *m_itemEdited; wxString m_startValue; bool m_finished; + bool m_aboutToFinish; DECLARE_EVENT_TABLE() DECLARE_NO_COPY_CLASS(wxTreeTextCtrl) @@ -173,9 +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; @@ -247,20 +277,20 @@ private: // tree ctrl images for the normal, selected, expanded and // expanded+selected states - short m_images[wxTreeItemIcon_Max]; + int m_images[wxTreeItemIcon_Max]; wxCoord m_x; // (virtual) offset from top wxCoord m_y; // (virtual) offset from left - short m_width; // width of this item - unsigned char m_height; // height of this item + int m_width; // width of this item + 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) }; @@ -288,7 +318,7 @@ static void EventFlagsToSelType(long style, } // check if the given item is under another one -static bool IsDescendantOf(wxGenericTreeItem *parent, wxGenericTreeItem *item) +static bool IsDescendantOf(const wxGenericTreeItem *parent, const wxGenericTreeItem *item) { while ( item ) { @@ -334,6 +364,7 @@ wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner, { m_owner = owner; m_finished = false; + m_aboutToFinish = false; int w = m_itemEdited->GetWidth(), h = m_itemEdited->GetHeight(); @@ -350,7 +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 { @@ -361,6 +392,16 @@ wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner, // FIXME: what are all these hardcoded 4, 8 and 11s really? x += image_w; w -= image_w + 4; +#ifdef __WXMAC__ + wxSize bs = DoGetBestSize() ; + // edit control height + if ( h > bs.y - 8 ) + { + int diff = h - ( bs.y - 8 ) ; + h -= diff ; + y += diff / 2 ; + } +#endif (void)Create(m_owner, wxID_ANY, m_startValue, wxPoint(x - 4, y - 4), wxSize(w + 11, h + 8)); @@ -373,6 +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; } @@ -390,7 +437,7 @@ bool wxTreeTextCtrl::AcceptChanges() void wxTreeTextCtrl::Finish() { - if ( !m_finished ) + if ( !m_finished ) { m_owner->ResetTextControl(); @@ -398,7 +445,7 @@ void wxTreeTextCtrl::Finish() m_finished = true; - m_owner->SetFocus(); // This doesn't work. TODO. + m_owner->SetFocus(); } } @@ -407,18 +454,11 @@ 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: - Finish(); - m_owner->OnRenameCancelled(m_itemEdited); + StopEditing(); break; default: @@ -440,7 +480,7 @@ void wxTreeTextCtrl::OnKeyUp( wxKeyEvent &event ) sx = parentSize.x - myPos.x; if (mySize.x > sx) sx = mySize.x; - SetSize(sx, wxDefaultSize.y); + SetSize(sx, wxDefaultCoord); } event.Skip(); @@ -448,16 +488,19 @@ void wxTreeTextCtrl::OnKeyUp( wxKeyEvent &event ) void wxTreeTextCtrl::OnKillFocus( wxFocusEvent &event ) { - if ( m_finished ) - { - event.Skip(); - return; - } - - if ( AcceptChanges() ) + if ( !m_finished && !m_aboutToFinish ) { + // 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). + event.Skip(); } // ----------------------------------------------------------------------------- @@ -509,10 +552,11 @@ void wxGenericTreeItem::DeleteChildren(wxGenericTreeCtrl *tree) 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 ) + tree->m_select_me = NULL; delete child; } @@ -672,9 +716,9 @@ 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_MOUSE_EVENTS (wxGenericTreeCtrl::OnMouse) EVT_CHAR (wxGenericTreeCtrl::OnChar) @@ -698,7 +742,10 @@ 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; @@ -724,10 +771,8 @@ 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; @@ -740,9 +785,11 @@ void wxGenericTreeCtrl::Init() m_findTimer = NULL; + m_dropEffectAboveItem = false; + m_lastOnSame = false; -#if defined( __WXMAC__ ) && __WXMAC_CARBON__ +#ifdef __WXMAC_CARBON__ m_normalFont.MacCreateThemeFont( kThemeViewsFont ) ; #else m_normalFont = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT ); @@ -761,7 +808,7 @@ 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__ @@ -774,8 +821,11 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent, style |= wxTR_ROW_LINES; #endif // __WXMAC__ - 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. @@ -786,16 +836,12 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent, m_spacing = 10; } -#if wxUSE_VALIDATORS - SetValidator( validator ); -#endif - wxVisualAttributes attr = GetDefaultAttributes(); - SetDefaultForegroundColour( attr.colFg ); - SetDefaultBackgroundColour( attr.colBg ); - SetDefaultFont(attr.font); + 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 ); SetBestSize(size); @@ -813,10 +859,6 @@ 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; } @@ -825,7 +867,7 @@ wxGenericTreeCtrl::~wxGenericTreeCtrl() // accessors // ----------------------------------------------------------------------------- -size_t wxGenericTreeCtrl::GetCount() const +unsigned int wxGenericTreeCtrl::GetCount() const { if ( !m_anchor ) { @@ -833,7 +875,7 @@ 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 @@ -849,12 +891,6 @@ 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 @@ -866,7 +902,8 @@ 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(); @@ -887,7 +924,7 @@ 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(); } @@ -988,6 +1025,25 @@ void wxGenericTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold) } } +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) { @@ -1019,7 +1075,7 @@ 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(), @@ -1293,7 +1349,7 @@ wxTreeItemId wxGenericTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const // called by wxTextTreeCtrl when it marks itself for deletion void wxGenericTreeCtrl::ResetTextControl() { - m_textCtrl = NULL; + m_textCtrl = NULL; } // find the first item starting with the given prefix after the given item @@ -1347,10 +1403,11 @@ 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 ) @@ -1369,14 +1426,16 @@ 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 ); 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") ); @@ -1407,19 +1466,11 @@ wxTreeItemId wxGenericTreeCtrl::AddRoot(const wxString& text, 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 ) @@ -1439,44 +1490,30 @@ 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) +void wxGenericTreeCtrl::SendDeleteEvent(wxGenericTreeItem *item) { - 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); + wxTreeEvent event(wxEVT_COMMAND_TREE_DELETE_ITEM, this, item); + ProcessEvent( event ); } -void wxGenericTreeCtrl::SendDeleteEvent(wxGenericTreeItem *item) +// Don't leave edit or selection on a child which is about to disappear +void wxGenericTreeCtrl::ChildrenClosing(wxGenericTreeItem* item) { - wxTreeEvent event( wxEVT_COMMAND_TREE_DELETE_ITEM, GetId() ); - event.m_item = item; - event.SetEventObject( this ); - ProcessEvent( event ); + if (m_textCtrl != NULL && item != m_textCtrl->item() && IsDescendantOf(item, m_textCtrl->item())) { + m_textCtrl->StopEditing(); + } + if (item != m_key_current && IsDescendantOf(item, m_key_current)) { + m_key_current = NULL; + } + if (IsDescendantOf(item, m_select_me)) { + m_select_me = item; + } + if (item != m_current && IsDescendantOf(item, m_current)) { + m_current->SetHilight( false ); + m_current = NULL; + m_select_me = item; + } } void wxGenericTreeCtrl::DeleteChildren(const wxTreeItemId& itemId) @@ -1484,6 +1521,7 @@ void wxGenericTreeCtrl::DeleteChildren(const wxTreeItemId& itemId) m_dirty = true; // do this first so stuff below doesn't cause flicker wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; + ChildrenClosing(item); item->DeleteChildren(this); } @@ -1493,6 +1531,12 @@ void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId) wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; + if (m_textCtrl != NULL && IsDescendantOf(item, m_textCtrl->item())) + { + // can't delete the item being edited, cancel editing it first + m_textCtrl->StopEditing(); + } + wxGenericTreeItem *parent = item->GetParent(); // don't keep stale pointers around! @@ -1538,6 +1582,10 @@ void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId) // and delete all of its children and the item itself now item->DeleteChildren(this); SendDeleteEvent(item); + + if (item == m_select_me) + m_select_me = NULL; + delete item; } @@ -1563,9 +1611,7 @@ 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() ) { @@ -1582,25 +1628,6 @@ void wxGenericTreeCtrl::Expand(const wxTreeItemId& itemId) ProcessEvent( event ); } -void wxGenericTreeCtrl::ExpandAll(const wxTreeItemId& item) -{ - if ( !HasFlag(wxTR_HIDE_ROOT) || item != GetRootItem()) - { - Expand(item); - if ( !IsExpanded(item) ) - return; - } - - wxTreeItemIdValue cookie; - wxTreeItemId child = GetFirstChild(item, cookie); - while ( child.IsOk() ) - { - ExpandAll(child); - - child = GetNextChild(item, cookie); - } -} - void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) { wxCHECK_RET( !HasFlag(wxTR_HIDE_ROOT) || itemId != GetRootItem(), @@ -1611,15 +1638,14 @@ 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 ); + wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_COLLAPSING, this, item); if ( ProcessEvent( event ) && !event.IsAllowed() ) { // cancelled by program return; } + ChildrenClosing(item); item->Collapse(); #if 0 // TODO why should items be collapsed recursively? @@ -1792,10 +1818,8 @@ 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() ) @@ -1810,8 +1834,6 @@ void wxGenericTreeCtrl::DoSelectItem(const wxTreeItemId& itemId, parent = GetItemParent( parent ); } - EnsureVisible( itemId ); - // ctrl press if (unselect_others) { @@ -1843,6 +1865,11 @@ 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 ); } @@ -1851,7 +1878,7 @@ void wxGenericTreeCtrl::SelectItem(const wxTreeItemId& itemId, bool select) { if ( select ) { - DoSelectItem(itemId); + DoSelectItem(itemId, !HasFlag(wxTR_MULTIPLE)); } else // deselect { @@ -1989,12 +2016,6 @@ 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") ); @@ -2016,21 +2037,6 @@ 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); @@ -2098,18 +2104,6 @@ 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); @@ -2166,7 +2160,7 @@ 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 { @@ -2175,6 +2169,7 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) } int total_h = GetLineHeight(item); + bool drawItemBackground = false; if ( item->IsSelected() ) { @@ -2192,14 +2187,20 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) #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)); } @@ -2223,7 +2224,10 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) dc.DrawRectangle( item->GetX() + image_w - 2, item->GetY()+offset, item->GetWidth() - image_w + 2, total_h-offset ); } - 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 ); @@ -2296,7 +2300,7 @@ 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 @@ -2305,7 +2309,15 @@ 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 +#endif + ) { colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); } @@ -2449,7 +2461,7 @@ void wxGenericTreeCtrl::DrawDropEffect(wxGenericTreeItem *item) { // draw a line under the drop target because the item will be // dropped there - DrawLine(item, true /* below */); + DrawLine(item, !m_dropEffectAboveItem ); } SetCursor(wxCURSOR_BULLSEYE); @@ -2541,9 +2553,8 @@ 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 @@ -2560,7 +2571,7 @@ 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); // + : Expand @@ -2590,7 +2601,7 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) if ( !IsExpanded(m_current) ) { // expand all - ExpandAll(m_current); + ExpandAllChildren(m_current); break; } //else: fall through to Collapse() it @@ -2603,14 +2614,26 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) } break; + case WXK_MENU: + { + // 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, @@ -2768,9 +2791,9 @@ void wxGenericTreeCtrl::OnChar( wxKeyEvent &event ) (keyCode >= 'A' && keyCode <= 'Z' ))) { // find the next item starting with the given prefix - char ch = (char)keyCode; + wxChar ch = (wxChar)keyCode; - wxTreeItemId id = FindItem(m_current, m_findPrefix + (wxChar)ch); + wxTreeItemId id = FindItem(m_current, m_findPrefix + ch); if ( !id.IsOk() ) { // no such item @@ -2798,11 +2821,9 @@ 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; @@ -2831,37 +2852,51 @@ 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(); - rect.x = i->GetX() - startX*PIXELS_PER_UNIT; - rect.y = i->GetY() - startY*PIXELS_PER_UNIT; - rect.width = i->GetWidth(); - //rect.height = i->GetHeight(); + 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.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 @@ -2874,9 +2909,12 @@ void wxGenericTreeCtrl::Edit( const wxTreeItemId& item ) wxYieldIfNeeded(); #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 @@ -2887,12 +2925,18 @@ 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; @@ -2902,26 +2946,21 @@ 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; GetEventHandler()->ProcessEvent( le ); } - - - 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()); @@ -2968,9 +3007,7 @@ 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() ) { @@ -3015,9 +3052,8 @@ 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 @@ -3047,7 +3083,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) CaptureMouse(); } } - else if ( event.Moving() ) + else if ( event.Dragging() ) { if ( item != m_dropTarget ) { @@ -3059,7 +3095,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) // highlight the current drop target if any DrawDropEffect(m_dropTarget); -#if defined( __WXMSW__ ) || defined(__WXMAC__) +#if defined(__WXMSW__) || defined(__WXMAC__) || defined(__WXGTK20__) Update(); #else wxYieldIfNeeded(); @@ -3068,6 +3104,8 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } else if ( (event.LeftUp() || event.RightUp()) && m_isDragging ) { + ReleaseMouse(); + // erase the highlighting DrawDropEffect(m_dropTarget); @@ -3079,19 +3117,15 @@ 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__) @@ -3102,6 +3136,16 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } else { + // If we got to this point, we are not dragging or moving the mouse. + // Because the code in carbon/toplevel.cpp will only set focus to the tree + // if we skip for EVT_LEFT_DOWN, we MUST skip this event here for focus to work. + // We skip even if we didn't hit an item because we still should + // restore focus to the tree control even if we didn't exactly hit an item. + if ( event.LeftDown() ) + { + event.Skip(); + } + // here we process only the messages which happen on tree items m_dragCount = 0; @@ -3110,23 +3154,34 @@ 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); - nevent.SetEventObject(this); - GetEventHandler()->ProcessEvent(nevent); + 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.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); @@ -3180,14 +3235,14 @@ 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); @@ -3205,10 +3260,8 @@ 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, @@ -3280,7 +3333,7 @@ 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; } } @@ -3417,7 +3470,7 @@ void wxGenericTreeCtrl::Thaw() { wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen tree control?") ); - if ( !--m_freezeCount ) + if ( --m_freezeCount == 0 ) { Refresh(); } @@ -3463,10 +3516,6 @@ void wxGenericTreeCtrl::OnGetToolTip( wxTreeEvent &event ) // 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 @@ -3487,4 +3536,18 @@ wxGenericTreeCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) #endif } +#if WXWIN_COMPATIBILITY_2_4 + +int wxGenericTreeCtrl::GetItemSelectedImage(const wxTreeItemId& item) const +{ + return GetItemImage(item, wxTreeItemIcon_Selected); +} + +void wxGenericTreeCtrl::SetItemSelectedImage(const wxTreeItemId& item, int image) +{ + SetItemImage(item, image, wxTreeItemIcon_Selected); +} + +#endif // WXWIN_COMPATIBILITY_2_4 + #endif // wxUSE_TREECTRL