X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/03703fc0af3887c58fd83e7f993ccb32d1da2647..524c47aa3adf2af11a3069fd5da035a604f08f66:/src/generic/treectlg.cpp diff --git a/src/generic/treectlg.cpp b/src/generic/treectlg.cpp index 8bff91ca89..b9f5f2cf16 100644 --- a/src/generic/treectlg.cpp +++ b/src/generic/treectlg.cpp @@ -42,16 +42,16 @@ #include "wx/renderer.h" #ifdef __WXMAC__ - #include "wx/mac/private.h" + #include "wx/osx/private.h" #endif // ----------------------------------------------------------------------------- // array types // ----------------------------------------------------------------------------- -class WXDLLEXPORT wxGenericTreeItem; +class WXDLLIMPEXP_FWD_CORE wxGenericTreeItem; -WX_DEFINE_EXPORTED_ARRAY_PTR(wxGenericTreeItem *, wxArrayGenericTreeItems); +WX_DEFINE_ARRAY_PTR(wxGenericTreeItem *, wxArrayGenericTreeItems); // ---------------------------------------------------------------------------- // constants @@ -61,6 +61,9 @@ static const int NO_IMAGE = -1; static const int PIXELS_PER_UNIT = 10; +// the margin between the item state image and the item normal image +static const int MARGIN_BETWEEN_STATE_AND_IMAGE = 2; + // the margin between the item image and the item text static const int MARGIN_BETWEEN_IMAGE_AND_TEXT = 4; @@ -92,29 +95,8 @@ 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(); + void EndEdit( bool discardChanges ); - // 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: @@ -123,13 +105,12 @@ protected: void OnKillFocus( wxFocusEvent &event ); bool AcceptChanges(); - void Finish(); + void Finish( bool setfocus ); private: wxGenericTreeCtrl *m_owner; wxGenericTreeItem *m_itemEdited; wxString m_startValue; - bool m_finished; bool m_aboutToFinish; DECLARE_EVENT_TABLE() @@ -175,14 +156,16 @@ public: int GetImage(wxTreeItemIcon which = wxTreeItemIcon_Normal) const { return m_images[which]; } wxTreeItemData *GetData() const { return m_data; } + int GetState() const { return m_state; } // returns the current image for the item (depending on its // selected/expanded/whatever state) int GetCurrentImage() const; - void SetText( const wxString &text ); + void SetText( const wxString &text ) { m_text = text; } void SetImage(int image, wxTreeItemIcon which) { m_images[which] = image; } void SetData(wxTreeItemData *data) { m_data = data; } + void SetState(int state) { m_state = state; } void SetHasPlus(bool has = true) { m_hasPlus = has; } @@ -270,6 +253,8 @@ private: wxTreeItemData *m_data; // user-provided data + int m_state; // item state + wxArrayGenericTreeItems m_children; // list of children wxGenericTreeItem *m_parent; // parent of this item @@ -363,7 +348,6 @@ wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner, : m_itemEdited(item), m_startValue(item->GetText()) { m_owner = owner; - m_finished = false; m_aboutToFinish = false; int w = m_itemEdited->GetWidth(), @@ -407,6 +391,26 @@ wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner, wxPoint(x - 4, y - 4), wxSize(w + 11, h + 8)); } +void wxTreeTextCtrl::EndEdit(bool discardChanges) +{ + m_aboutToFinish = true; + + if ( discardChanges ) + { + m_owner->OnRenameCancelled(m_itemEdited); + + Finish( true ); + } + else + { + // Notify the owner about the changes + AcceptChanges(); + + // Even if vetoed, close the control (consistent with MSW) + Finish( true ); + } +} + bool wxTreeTextCtrl::AcceptChanges() { const wxString value = GetValue(); @@ -435,18 +439,14 @@ bool wxTreeTextCtrl::AcceptChanges() return true; } -void wxTreeTextCtrl::Finish() +void wxTreeTextCtrl::Finish( bool setfocus ) { - if ( !m_finished ) - { - m_owner->ResetTextControl(); - - wxPendingDelete.Append(this); + m_owner->ResetTextControl(); - m_finished = true; + wxPendingDelete.Append(this); + if (setfocus) m_owner->SetFocus(); - } } void wxTreeTextCtrl::OnChar( wxKeyEvent &event ) @@ -454,11 +454,11 @@ void wxTreeTextCtrl::OnChar( wxKeyEvent &event ) switch ( event.m_keyCode ) { case WXK_RETURN: - EndEdit(); + EndEdit( false ); break; case WXK_ESCAPE: - StopEditing(); + EndEdit( true ); break; default: @@ -468,7 +468,7 @@ void wxTreeTextCtrl::OnChar( wxKeyEvent &event ) void wxTreeTextCtrl::OnKeyUp( wxKeyEvent &event ) { - if ( !m_finished ) + if ( !m_aboutToFinish ) { // auto-grow the textctrl: wxSize parentSize = m_owner->GetSize(); @@ -488,18 +488,15 @@ void wxTreeTextCtrl::OnKeyUp( wxKeyEvent &event ) void wxTreeTextCtrl::OnKillFocus( wxFocusEvent &event ) { - if ( !m_finished && !m_aboutToFinish ) + if ( !m_aboutToFinish ) { - // We must finish regardless of success, otherwise we'll get - // focus problems: - Finish(); - if ( !AcceptChanges() ) m_owner->OnRenameCancelled( m_itemEdited ); + + Finish( false ); } - // We must let the native text control handle focus, too, otherwise - // it could have problems with the cursor (e.g., in wxGTK). + // We should let the native text control handle focus, too. event.Skip(); } @@ -519,6 +516,7 @@ wxGenericTreeItem::wxGenericTreeItem(wxGenericTreeItem *parent, m_images[wxTreeItemIcon_SelectedExpanded] = NO_IMAGE; m_data = data; + m_state = wxTREE_ITEMSTATE_NONE; m_x = m_y = 0; m_isCollapsed = true; @@ -548,7 +546,7 @@ 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]; @@ -563,14 +561,9 @@ void wxGenericTreeItem::DeleteChildren(wxGenericTreeCtrl *tree) m_children.Empty(); } -void wxGenericTreeItem::SetText( const wxString &text ) -{ - m_text = text; -} - size_t wxGenericTreeItem::GetChildrenCount(bool recursively) const { - size_t count = m_children.Count(); + size_t count = m_children.GetCount(); if ( !recursively ) return count; @@ -593,7 +586,7 @@ 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 ); @@ -644,10 +637,20 @@ wxGenericTreeItem *wxGenericTreeItem::HitTest(const wxPoint& point, // assuming every image (normal and selected) has the same size! if ( (GetImage() != NO_IMAGE) && theCtrl->m_imageListNormal ) - theCtrl->m_imageListNormal->GetSize(GetImage(), - image_w, image_h); + theCtrl->m_imageListNormal->GetSize(GetImage(), image_w, image_h); + + int state_w = -1; + int state_h; - if ((image_w != -1) && (point.x <= m_x + image_w + 1)) + if ( (GetState() != wxTREE_ITEMSTATE_NONE) && theCtrl->m_imageListState ) + theCtrl->m_imageListState->GetSize(GetState(), state_w, state_h); + + if ((state_w != -1) && (point.x <= m_x + state_w + 1)) + flags |= wxTREE_HITTEST_ONITEMSTATEICON; + else if ((image_w != -1) && + (point.x <= m_x + + (state_w != -1 ? state_w + MARGIN_BETWEEN_STATE_AND_IMAGE : 0) + + image_w + 1)) flags |= wxTREE_HITTEST_ONITEMICON; else flags |= wxTREE_HITTEST_ONITEMLABEL; @@ -668,7 +671,7 @@ 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, @@ -720,6 +723,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxGenericTreeCtrl, wxControl) 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) @@ -759,7 +763,7 @@ void wxGenericTreeCtrl::Init() ( wxSYS_COLOUR_HIGHLIGHT ), - wxSOLID + wxBRUSHSTYLE_SOLID ); m_hilightUnfocusedBrush = new wxBrush @@ -768,7 +772,7 @@ void wxGenericTreeCtrl::Init() ( wxSYS_COLOUR_BTNSHADOW ), - wxSOLID + wxBRUSHSTYLE_SOLID ); m_imageListButtons = NULL; @@ -781,7 +785,6 @@ void wxGenericTreeCtrl::Init() m_textCtrl = NULL; m_renameTimer = NULL; - m_freezeCount = 0; m_findTimer = NULL; @@ -789,8 +792,8 @@ void wxGenericTreeCtrl::Init() m_lastOnSame = false; -#ifdef __WXMAC_CARBON__ - m_normalFont.MacCreateThemeFont( kThemeViewsFont ) ; +#if defined( __WXMAC__ ) && wxOSX_USE_COCOA_OR_CARBON + m_normalFont.MacCreateFromThemeFont( kThemeViewsFont ) ; #else m_normalFont = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT ); #endif @@ -812,11 +815,9 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent, const wxString& name ) { #ifdef __WXMAC__ - int major,minor; - wxGetOsVersion( &major, &minor ); + int major, minor; + wxGetOsVersion(&major, &minor); - style &= ~wxTR_LINES_AT_ROOT; - style |= wxTR_NO_LINES; if (major < 10) style |= wxTR_ROW_LINES; #endif // __WXMAC__ @@ -842,9 +843,16 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent, if (!m_hasFont) SetOwnFont(attr.font); - 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, wxPENSTYLE_DOT); +#else + m_dottedPen = *wxGREY_PEN; +#endif - SetBestSize(size); + SetInitialSize(size); return true; } @@ -944,6 +952,14 @@ wxTreeItemData *wxGenericTreeCtrl::GetItemData(const wxTreeItemId& item) const return ((wxGenericTreeItem*) item.m_pItem)->GetData(); } +int wxGenericTreeCtrl::DoGetItemState(const wxTreeItemId& item) const +{ + wxCHECK_MSG( item.IsOk(), wxTREE_ITEMSTATE_NONE, wxT("invalid tree item") ); + + wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; + return pItem->GetState(); +} + wxColour wxGenericTreeCtrl::GetItemTextColour(const wxTreeItemId& item) const { wxCHECK_MSG( item.IsOk(), wxNullColour, wxT("invalid tree item") ); @@ -1003,6 +1019,15 @@ void wxGenericTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *da ((wxGenericTreeItem*) item.m_pItem)->SetData(data); } +void wxGenericTreeCtrl::DoSetItemState(const wxTreeItemId& item, int state) +{ + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); + + wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem; + pItem->SetState(state); + RefreshLine(pItem); +} + void wxGenericTreeCtrl::SetItemHasChildren(const wxTreeItemId& item, bool has) { wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); @@ -1195,7 +1220,7 @@ 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)++); } @@ -1206,36 +1231,6 @@ 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") ); @@ -1261,7 +1256,7 @@ 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 @@ -1330,6 +1325,7 @@ 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()) @@ -1346,10 +1342,37 @@ 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 @@ -1395,10 +1418,12 @@ 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; @@ -1435,6 +1460,7 @@ wxTreeItemId wxGenericTreeCtrl::DoInsertItem(const wxTreeItemId& parentId, parent->Insert( item, previous == (size_t)-1 ? parent->GetChildren().size() : previous ); + InvalidateBestSize(); return item; } @@ -1469,6 +1495,7 @@ wxTreeItemId wxGenericTreeCtrl::AddRoot(const wxString& text, m_current->SetHilight( true ); } + InvalidateBestSize(); return m_anchor; } @@ -1500,14 +1527,14 @@ wxTreeItemId wxGenericTreeCtrl::DoInsertAfter(const wxTreeItemId& parentId, void wxGenericTreeCtrl::SendDeleteEvent(wxGenericTreeItem *item) { wxTreeEvent event(wxEVT_COMMAND_TREE_DELETE_ITEM, this, item); - ProcessEvent( event ); + GetEventHandler()->ProcessEvent( event ); } // Don't leave edit or selection on a child which is about to disappear void wxGenericTreeCtrl::ChildrenClosing(wxGenericTreeItem* item) { if (m_textCtrl != NULL && item != m_textCtrl->item() && IsDescendantOf(item, m_textCtrl->item())) { - m_textCtrl->StopEditing(); + m_textCtrl->EndEdit( true ); } if (item != m_key_current && IsDescendantOf(item, m_key_current)) { m_key_current = NULL; @@ -1529,6 +1556,7 @@ void wxGenericTreeCtrl::DeleteChildren(const wxTreeItemId& itemId) wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem; ChildrenClosing(item); item->DeleteChildren(this); + InvalidateBestSize(); } void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId) @@ -1540,7 +1568,7 @@ void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId) if (m_textCtrl != NULL && IsDescendantOf(item, m_textCtrl->item())) { // can't delete the item being edited, cancel editing it first - m_textCtrl->StopEditing(); + m_textCtrl->EndEdit( true ); } wxGenericTreeItem *parent = item->GetParent(); @@ -1593,6 +1621,8 @@ void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId) m_select_me = NULL; delete item; + + InvalidateBestSize(); } void wxGenericTreeCtrl::DeleteAllItems() @@ -1619,19 +1649,26 @@ void wxGenericTreeCtrl::Expand(const wxTreeItemId& itemId) 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(); + if ( !IsFrozen() ) + { + CalculatePositions(); - RefreshSubtree(item); + RefreshSubtree(item); + } + else // frozen + { + m_dirty = true; + } event.SetEventType(wxEVT_COMMAND_TREE_ITEM_EXPANDED); - ProcessEvent( event ); + GetEventHandler()->ProcessEvent( event ); } void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) @@ -1645,7 +1682,7 @@ void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId) return; wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_COLLAPSING, this, item); - if ( ProcessEvent( event ) && !event.IsAllowed() ) + if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) { // cancelled by program return; @@ -1656,7 +1693,7 @@ 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]); @@ -1668,7 +1705,7 @@ 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) @@ -1710,7 +1747,7 @@ 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]); @@ -1746,7 +1783,7 @@ 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)) @@ -1891,8 +1928,15 @@ void wxGenericTreeCtrl::SelectItem(const wxTreeItemId& itemId, bool select) 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 ); } } @@ -1921,7 +1965,7 @@ 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) @@ -2032,7 +2076,7 @@ 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; @@ -2062,6 +2106,20 @@ void wxGenericTreeCtrl::CalculateLineHeight() } } + if ( m_imageListState ) + { + // Calculate a m_lineHeight value from the state Image sizes. + // May be toggle off. Then wxGenericTreeCtrl will spread when + // necessary (which might look ugly). + int n = m_imageListState->GetImageCount(); + for (int i = 0; i < n ; i++) + { + int width = 0, height = 0; + m_imageListState->GetSize(i, width, height); + if (height > m_lineHeight) m_lineHeight = height; + } + } + if (m_imageListButtons) { // Calculate a m_lineHeight value from the Button image sizes. @@ -2099,6 +2157,11 @@ void wxGenericTreeCtrl::SetStateImageList(wxImageList *imageList) if (m_ownsImageListState) delete m_imageListState; m_imageListState = imageList; m_ownsImageListState = false; + m_dirty = true; + // Don't do any drawing if we're setting the list to NULL, + // since we may be in the process of deleting the tree control. + if (imageList) + CalculateLineHeight(); } void wxGenericTreeCtrl::SetButtonsImageList(wxImageList *imageList) @@ -2148,15 +2211,13 @@ int wxGenericTreeCtrl::GetLineHeight(wxGenericTreeItem *item) const void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) { - // TODO implement "state" icon on items - wxTreeItemAttr *attr = item->GetAttributes(); if ( attr && attr->HasFont() ) dc.SetFont(attr->GetFont()); 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; @@ -2174,25 +2235,30 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) } } - int total_h = GetLineHeight(item); - bool drawItemBackground = false; - - if ( item->IsSelected() ) + int state_h = 0, state_w = 0; + int state = item->GetState(); + if ( state != wxTREE_ITEMSTATE_NONE ) { -// under mac selections are only a rectangle in case they don't have the focus -#ifdef __WXMAC__ - if ( !m_hasFocus ) + if ( m_imageListState ) { - dc.SetBrush( *wxTRANSPARENT_BRUSH ) ; - dc.SetPen( wxPen( wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT ) , 1 , wxSOLID ) ) ; + m_imageListState->GetSize( state, state_w, state_h ); + if ( image != NO_IMAGE ) + state_w += MARGIN_BETWEEN_STATE_AND_IMAGE; + else + state_w += MARGIN_BETWEEN_IMAGE_AND_TEXT; } else { - dc.SetBrush( *m_hilightBrush ) ; + state = wxTREE_ITEMSTATE_NONE; } -#else + } + + int total_h = GetLineHeight(item); + bool drawItemBackground = false; + + if ( item->IsSelected() ) + { dc.SetBrush(*(m_hasFocus ? m_hilightBrush : m_hilightUnfocusedBrush)); -#endif drawItemBackground = true; } else @@ -2207,58 +2273,117 @@ void wxGenericTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) { colBg = GetBackgroundColour(); } - dc.SetBrush(wxBrush(colBg, wxSOLID)); + dc.SetBrush(wxBrush(colBg, wxBRUSHSTYLE_SOLID)); } int offset = HasFlag(wxTR_ROW_LINES) ? 1 : 0; 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 +#if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__) + && 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 { - if ( item->IsSelected() && image != NO_IMAGE ) + if ( item->IsSelected() && + (state != wxTREE_ITEMSTATE_NONE || image != NO_IMAGE) ) { - // 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 ); + // If it's selected, and there's an state image or normal image, + // then we should take care to leave the area under the image + // painted in the background colour. + wxRect rect( item->GetX() + state_w + image_w - 2, item->GetY() + offset, + item->GetWidth() - state_w - 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 } // 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 } } + if ( state != wxTREE_ITEMSTATE_NONE ) + { + dc.SetClippingRegion( item->GetX(), item->GetY(), state_w, total_h ); + m_imageListState->Draw( state, dc, + item->GetX(), + item->GetY() + ((total_h > state_h)?((total_h-state_h)/2):0), + wxIMAGELIST_DRAW_TRANSPARENT ); + dc.DestroyClippingRegion(); + } + if ( image != NO_IMAGE ) { -#ifdef __WXGTK__ - if (GetLayoutDirection() == wxLayout_RightToLeft) - dc.SetClippingRegion( item->GetX()+image_w-2, item->GetY(), image_w-2, total_h ); - else -#endif - dc.SetClippingRegion( item->GetX(), item->GetY(), image_w-2, total_h ); + dc.SetClippingRegion( item->GetX() + state_w, item->GetY(), image_w, total_h ); m_imageListNormal->Draw( image, dc, - item->GetX(), - item->GetY() +((total_h > image_h)?((total_h-image_h)/2):0), + item->GetX() + state_w, + item->GetY() + ((total_h > image_h)?((total_h-image_h)/2):0), wxIMAGELIST_DRAW_TRANSPARENT ); dc.DestroyClippingRegion(); } - dc.SetBackgroundMode(wxTRANSPARENT); + dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); int extraH = (total_h > text_h) ? (total_h - text_h)/2 : 0; dc.DrawText( item->GetText(), - (wxCoord)(image_w + item->GetX()), + (wxCoord)(state_w + image_w + item->GetX()), (wxCoord)(item->GetY() + extraH)); // restore normal font @@ -2278,7 +2403,7 @@ 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; @@ -2321,16 +2446,20 @@ void wxGenericTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level wxColour colText; if ( item->IsSelected() -#ifdef __WXMAC__ +#if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__) // 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 + && m_hasFocus && IsControlActive( (ControlRef)GetHandle() ) #endif ) { +#ifdef __WXMAC__ + colText = *wxWHITE; +#else colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); +#endif } else { @@ -2422,7 +2551,7 @@ 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; @@ -2525,6 +2654,16 @@ 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); @@ -2725,7 +2864,11 @@ 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: @@ -2734,6 +2877,9 @@ 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; } @@ -3199,6 +3345,12 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event ) } else if ( event.LeftUp() ) { + if (flags & wxTREE_HITTEST_ONITEMSTATEICON) + { + wxTreeEvent nevent(wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK, this, item); + GetEventHandler()->ProcessEvent(nevent); + } + // this facilitates multiple-item drag-and-drop if ( /* item && */ HasFlag(wxTR_MULTIPLE)) @@ -3356,6 +3508,24 @@ void wxGenericTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc ) } } + int state_h = 0, state_w = 0; + int state = item->GetState(); + if ( state != wxTREE_ITEMSTATE_NONE ) + { + if ( m_imageListState ) + { + m_imageListState->GetSize( state, state_w, state_h ); + if ( image != NO_IMAGE ) + state_w += MARGIN_BETWEEN_STATE_AND_IMAGE; + else + state_w += MARGIN_BETWEEN_IMAGE_AND_TEXT; + } + else + { + state = wxTREE_ITEMSTATE_NONE; + } + } + int total_h = (image_h > text_h) ? image_h : text_h; if (total_h < 30) @@ -3367,7 +3537,7 @@ void wxGenericTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc ) if (total_h>m_lineHeight) m_lineHeight=total_h; - item->SetWidth(image_w+text_w+2); + item->SetWidth(state_w + image_w + text_w + 2); } // ----------------------------------------------------------------------------- @@ -3402,7 +3572,7 @@ 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 @@ -3427,13 +3597,13 @@ void wxGenericTreeCtrl::CalculatePositions() void wxGenericTreeCtrl::Refresh(bool eraseBackground, const wxRect *rect) { - if ( !m_freezeCount ) + if ( !IsFrozen() ) wxTreeCtrlBase::Refresh(eraseBackground, rect); } void wxGenericTreeCtrl::RefreshSubtree(wxGenericTreeItem *item) { - if (m_dirty || m_freezeCount) + if (m_dirty || IsFrozen() ) return; wxSize client = GetClientSize(); @@ -3450,7 +3620,7 @@ void wxGenericTreeCtrl::RefreshSubtree(wxGenericTreeItem *item) void wxGenericTreeCtrl::RefreshLine( wxGenericTreeItem *item ) { - if (m_dirty || m_freezeCount) + if (m_dirty || IsFrozen() ) return; wxRect rect; @@ -3463,7 +3633,7 @@ void wxGenericTreeCtrl::RefreshLine( wxGenericTreeItem *item ) void wxGenericTreeCtrl::RefreshSelected() { - if (m_freezeCount) + if (IsFrozen()) return; // TODO: this is awfully inefficient, we should keep the list of all @@ -3474,7 +3644,7 @@ void wxGenericTreeCtrl::RefreshSelected() void wxGenericTreeCtrl::RefreshSelectedUnder(wxGenericTreeItem *item) { - if (m_freezeCount) + if (IsFrozen()) return; if ( item->IsSelected() ) @@ -3488,19 +3658,14 @@ void wxGenericTreeCtrl::RefreshSelectedUnder(wxGenericTreeItem *item) } } -void wxGenericTreeCtrl::Freeze() +void wxGenericTreeCtrl::DoThaw() { - m_freezeCount++; -} + wxTreeCtrlBase::DoThaw(); -void wxGenericTreeCtrl::Thaw() -{ - wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen tree control?") ); - - if ( --m_freezeCount == 0 ) - { + if ( m_dirty ) + DoDirtyProcessing(); + else Refresh(); - } } // ---------------------------------------------------------------------------- @@ -3559,23 +3724,9 @@ 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 - void wxGenericTreeCtrl::DoDirtyProcessing() { - if (m_freezeCount) + if (IsFrozen()) return; m_dirty = false; @@ -3585,4 +3736,35 @@ void wxGenericTreeCtrl::DoDirtyProcessing() AdjustMyScrollbars(); } +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