X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/88ac883a0d005437c97a60d8195bd5e4719b1154..8b260fbe33b67311ab69043e8fb1bc4c4d7ac1f2:/src/generic/treectrl.cpp?ds=inline diff --git a/src/generic/treectrl.cpp b/src/generic/treectrl.cpp index 79a7c6e1cc..36f8be5bfa 100644 --- a/src/generic/treectrl.cpp +++ b/src/generic/treectrl.cpp @@ -28,12 +28,13 @@ #pragma hdrstop #endif -#include "wx/generic/treectrl.h" +#include "wx/treectrl.h" #include "wx/generic/imaglist.h" #include "wx/settings.h" #include "wx/log.h" #include "wx/intl.h" #include "wx/dynarray.h" +#include "wx/arrimpl.cpp" #include "wx/dcclient.h" #include "wx/msgdlg.h" @@ -43,7 +44,14 @@ class WXDLLEXPORT wxGenericTreeItem; -WX_DEFINE_ARRAY(wxGenericTreeItem *, wxArrayTreeItems); +WX_DEFINE_ARRAY(wxGenericTreeItem *, wxArrayGenericTreeItems); +WX_DEFINE_OBJARRAY(wxArrayTreeItemIds); + +// ---------------------------------------------------------------------------- +// constants +// ---------------------------------------------------------------------------- + +static const int NO_IMAGE = -1; // ----------------------------------------------------------------------------- // private classes @@ -53,103 +61,199 @@ WX_DEFINE_ARRAY(wxGenericTreeItem *, wxArrayTreeItems); class WXDLLEXPORT wxGenericTreeItem { public: - // ctors & dtor - wxGenericTreeItem() { m_data = NULL; } - wxGenericTreeItem( wxGenericTreeItem *parent, - const wxString& text, - wxDC& dc, - int image, int selImage, - wxTreeItemData *data ); + // ctors & dtor + wxGenericTreeItem() { m_data = NULL; } + wxGenericTreeItem( wxGenericTreeItem *parent, + const wxString& text, + wxDC& dc, + int image, int selImage, + wxTreeItemData *data ); + + ~wxGenericTreeItem(); + + // trivial accessors + wxArrayGenericTreeItems& GetChildren() { return m_children; } - ~wxGenericTreeItem(); + const wxString& GetText() const { return m_text; } + int GetImage(wxTreeItemIcon which = wxTreeItemIcon_Normal) const + { return m_images[which]; } + wxTreeItemData *GetData() const { return m_data; } - // trivial accessors - wxArrayTreeItems& GetChildren() { return m_children; } + // returns the current image for the item (depending on its + // selected/expanded/whatever state) + int GetCurrentImage() const; - const wxString& GetText() const { return m_text; } - int GetImage() const { return m_image; } - int GetSelectedImage() const { return m_selImage; } - wxTreeItemData *GetData() const { return m_data; } + void SetText( const wxString &text ); + void SetImage(int image, wxTreeItemIcon which) { m_images[which] = image; } + void SetData(wxTreeItemData *data) { m_data = data; } - void SetText( const wxString &text, wxDC& dc ); - void SetImage(int image) { m_image = image; } - void SetSelectedImage(int image) { m_selImage = image; } - void SetData(wxTreeItemData *data) { m_data = data; } + void SetHasPlus(bool has = TRUE) { m_hasPlus = has; } - void SetHasPlus(bool has = TRUE) { m_hasPlus = has; } + void SetBold(bool bold) { m_isBold = bold; } - void SetBold(bool bold) { m_isBold = bold; } + int GetX() const { return m_x; } + int GetY() const { return m_y; } - int GetX() const { return m_x; } - int GetY() const { return m_y; } + void SetX(int x) { m_x = x; } + void SetY(int y) { m_y = y; } - void SetHeight(int h) { m_text_height = h; } + int GetHeight() const { return m_height; } + int GetWidth() const { return m_width; } - void SetX(int x) { m_x = x; } - void SetY(int y) { m_y = y; } + void SetHeight(int h) { m_height = h; } + void SetWidth(int w) { m_width = w; } - wxGenericTreeItem *GetParent() const { return m_parent; } - // operations - // deletes all children notifying the treectrl about it if !NULL pointer - // given - void DeleteChildren(wxTreeCtrl *tree = NULL); - // FIXME don't know what is it for - void Reset(); + wxGenericTreeItem *GetParent() const { return m_parent; } - // get count of all children (and grand children if 'recursively') - size_t GetChildrenCount(bool recursively = TRUE) const; + // operations + // deletes all children notifying the treectrl about it if !NULL + // pointer given + void DeleteChildren(wxTreeCtrl *tree = NULL); + // FIXME don't know what is it for + void Reset(); - void Insert(wxGenericTreeItem *child, size_t index) + // get count of all children (and grand children if 'recursively') + size_t GetChildrenCount(bool recursively = TRUE) const; + + void Insert(wxGenericTreeItem *child, size_t index) { m_children.Insert(child, index); } - void SetCross( int x, int y ); - void GetSize( int &x, int &y ); + void SetCross( int x, int y ); + void GetSize( int &x, int &y, const wxTreeCtrl* ); + + // return the item at given position (or NULL if no item), onButton is + // TRUE if the point belongs to the item's button, otherwise it lies + // on the button's label + wxGenericTreeItem *HitTest( const wxPoint& point, const wxTreeCtrl *, int &flags); - // return the item at given position (or NULL if no item), onButton is TRUE - // if the point belongs to the item's button, otherwise it lies on the - // button's label - wxGenericTreeItem *HitTest( const wxPoint& point, bool &onButton ); + void Expand() { m_isCollapsed = FALSE; } + void Collapse() { m_isCollapsed = TRUE; } - void Expand() { m_isCollapsed = FALSE; } - void Collapse() { m_isCollapsed = TRUE; } + void SetHilight( bool set = TRUE ) { m_hasHilight = set; } - void SetHilight( bool set = TRUE ) { m_hasHilight = set; } + // status inquiries + bool HasChildren() const { return !m_children.IsEmpty(); } + bool IsSelected() const { return m_hasHilight; } + bool IsExpanded() const { return !m_isCollapsed; } + bool HasPlus() const { return m_hasPlus || HasChildren(); } + bool IsBold() const { return m_isBold; } - // status inquiries - bool HasChildren() const { return !m_children.IsEmpty(); } - bool HasHilight() const { return m_hasHilight; } - bool IsExpanded() const { return !m_isCollapsed; } - bool HasPlus() const { return m_hasPlus || HasChildren(); } - bool IsBold() const { return m_isBold; } + // attributes + // get them - may be NULL + wxTreeItemAttr *GetAttributes() const { return m_attr; } + // get them ensuring that the pointer is not NULL + wxTreeItemAttr& Attr() + { + if ( !m_attr ) + m_attr = new wxTreeItemAttr; + + return *m_attr; + } private: - wxString m_text; - - int m_image, - m_selImage; - - wxTreeItemData *m_data; - - // 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 - // children but still has a [+] button - int m_isBold :1; // render the label in bold font - - int m_x, m_y; - long m_text_height, m_text_width; - int m_xCross, m_yCross; - int m_level; - wxArrayTreeItems m_children; - wxGenericTreeItem *m_parent; + wxString m_text; + + // tree ctrl images for the normal, selected, expanded and + // expanded+selected states + int m_images[wxTreeItemIcon_Max]; + + wxTreeItemData *m_data; + + // 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 + // children but has a [+] button + int m_isBold :1; // render the label in bold font + + int m_x, m_y; + long m_height, m_width; + int m_xCross, m_yCross; + int m_level; + + wxArrayGenericTreeItems m_children; + wxGenericTreeItem *m_parent; + + wxTreeItemAttr *m_attr; }; // ============================================================================= // implementation // ============================================================================= + +// ----------------------------------------------------------------------------- +// wxTreeRenameTimer (internal) +// ----------------------------------------------------------------------------- + +wxTreeRenameTimer::wxTreeRenameTimer( wxTreeCtrl *owner ) +{ + m_owner = owner; +} + +void wxTreeRenameTimer::Notify() +{ + m_owner->OnRenameTimer(); +} + +//----------------------------------------------------------------------------- +// wxTreeTextCtrl (internal) +//----------------------------------------------------------------------------- + +IMPLEMENT_DYNAMIC_CLASS(wxTreeTextCtrl,wxTextCtrl); + +BEGIN_EVENT_TABLE(wxTreeTextCtrl,wxTextCtrl) + EVT_CHAR (wxTreeTextCtrl::OnChar) + EVT_KILL_FOCUS (wxTreeTextCtrl::OnKillFocus) +END_EVENT_TABLE() + +wxTreeTextCtrl::wxTreeTextCtrl( wxWindow *parent, const wxWindowID id, + bool *accept, wxString *res, wxTreeCtrl *owner, + const wxString &value, const wxPoint &pos, const wxSize &size, +#if wxUSE_VALIDATORS + int style, const wxValidator& validator, const wxString &name ) : +#endif + wxTextCtrl( parent, id, value, pos, size, style, validator, name ) +{ + m_res = res; + m_accept = accept; + m_owner = owner; + (*m_accept) = FALSE; + (*m_res) = ""; + m_startValue = value; +} + +void wxTreeTextCtrl::OnChar( wxKeyEvent &event ) +{ + if (event.m_keyCode == WXK_RETURN) + { + (*m_accept) = TRUE; + (*m_res) = GetValue(); + m_owner->SetFocus(); + return; + } + if (event.m_keyCode == WXK_ESCAPE) + { + (*m_accept) = FALSE; + (*m_res) = ""; + m_owner->SetFocus(); + return; + } + event.Skip(); +} + +void wxTreeTextCtrl::OnKillFocus( wxFocusEvent &WXUNUSED(event) ) +{ + if (wxPendingDelete.Member(this)) return; + + wxPendingDelete.Append(this); + + if ((*m_accept) && ((*m_res) != m_startValue)) + m_owner->OnRenameAccept(); +} + +#define PIXELS_PER_UNIT 10 // ----------------------------------------------------------------------------- // wxTreeEvent // ----------------------------------------------------------------------------- @@ -174,8 +278,11 @@ wxGenericTreeItem::wxGenericTreeItem(wxGenericTreeItem *parent, wxTreeItemData *data) : m_text(text) { - m_image = image; - m_selImage = selImage; + m_images[wxTreeItemIcon_Normal] = image; + m_images[wxTreeItemIcon_Selected] = selImage; + m_images[wxTreeItemIcon_Expanded] = NO_IMAGE; + m_images[wxTreeItemIcon_SelectedExpanded] = NO_IMAGE; + m_data = data; m_x = m_y = 0; m_xCross = m_yCross = 0; @@ -189,15 +296,23 @@ wxGenericTreeItem::wxGenericTreeItem(wxGenericTreeItem *parent, m_parent = parent; - dc.GetTextExtent( m_text, &m_text_width, &m_text_height ); + m_attr = (wxTreeItemAttr *)NULL; + + dc.GetTextExtent( m_text, &m_width, &m_height ); + // TODO : Add the width of the image + // PB : We don't know which image is shown (image, selImage) + // We don't even know imageList from the treectrl this item belongs to !!! + // At this point m_width doesn't mean much, this can be remove ! } wxGenericTreeItem::~wxGenericTreeItem() { delete m_data; + delete m_attr; + wxASSERT_MSG( m_children.IsEmpty(), - _T("please call DeleteChildren() before deleting the item") ); + wxT("please call DeleteChildren() before deleting the item") ); } void wxGenericTreeItem::DeleteChildren(wxTreeCtrl *tree) @@ -218,21 +333,22 @@ void wxGenericTreeItem::DeleteChildren(wxTreeCtrl *tree) m_children.Empty(); } -void wxGenericTreeItem::SetText( const wxString &text, wxDC& dc ) +void wxGenericTreeItem::SetText( const wxString &text ) { m_text = text; - - dc.GetTextExtent( m_text, &m_text_width, &m_text_height ); } void wxGenericTreeItem::Reset() { m_text.Empty(); - m_image = - m_selImage = -1; + for ( int i = 0; i < wxTreeItemIcon_Max; i++ ) + { + m_images[i] = NO_IMAGE; + } + m_data = NULL; m_x = m_y = - m_text_height = m_text_width = 0; + m_height = m_width = 0; m_xCross = m_yCross = 0; @@ -251,7 +367,7 @@ size_t wxGenericTreeItem::GetChildrenCount(bool recursively) const return count; size_t total = count; - for ( size_t n = 0; n < count; n++ ) + for ( size_t n = 0; n < count; ++n ) { total += m_children[n]->GetChildrenCount(); } @@ -265,47 +381,66 @@ void wxGenericTreeItem::SetCross( int x, int y ) m_yCross = y; } -void wxGenericTreeItem::GetSize( int &x, int &y ) +void wxGenericTreeItem::GetSize( int &x, int &y, const wxTreeCtrl *theTree ) { - if ( y < m_y ) y = m_y; - int width = m_x + m_text_width; - if (width > x) x = width; + int bottomY=m_y+theTree->GetLineHeight(this); + if ( y < bottomY ) y = bottomY; + int width = m_x + m_width; + if ( x < width ) x = width; if (IsExpanded()) { size_t count = m_children.Count(); - for ( size_t n = 0; n < count; n++ ) + for ( size_t n = 0; n < count; ++n ) { - m_children[n]->GetSize( x, y ); + m_children[n]->GetSize( x, y, theTree ); } } } wxGenericTreeItem *wxGenericTreeItem::HitTest( const wxPoint& point, - bool &onButton ) + const wxTreeCtrl *theTree, + int &flags) { - if ((point.y > m_y) && (point.y < m_y + m_text_height)) + if ((point.y > m_y) && (point.y < m_y + theTree->GetLineHeight(this))) { - // FIXME why +5? - // Because that is the size of the plus sign, RR + if (point.yGetLineHeight(this)/2) + flags |= wxTREE_HITTEST_ONITEMUPPERPART; + else + flags |= wxTREE_HITTEST_ONITEMLOWERPART; + + // 5 is the size of the plus sign if ((point.x > m_xCross-5) && (point.x < m_xCross+5) && (point.y > m_yCross-5) && (point.y < m_yCross+5) && (IsExpanded() || HasPlus())) { - onButton = TRUE; + flags|=wxTREE_HITTEST_ONITEMBUTTON; return this; } - /* TODO: we should do a query here like - m_imageListNormal->GetSize( item->GetImage(), image_w, image_h ); */ - int w = m_text_width; - if (m_image != -1) w += 24; - - if ((point.x > m_x) && (point.x < m_x+w)) + if ((point.x >= m_x) && (point.x <= m_x+m_width)) { - onButton = FALSE; + int image_w = -1; + int image_h; + + // assuming every image (normal and selected ) has the same size ! + if ( (GetImage() != NO_IMAGE) && theTree->m_imageListNormal ) + theTree->m_imageListNormal->GetSize(GetImage(), image_w, image_h); + + if ((image_w != -1) && (point.x <= m_x + image_w + 1)) + flags |= wxTREE_HITTEST_ONITEMICON; + else + flags |= wxTREE_HITTEST_ONITEMLABEL; + return this; } + + if (point.x < m_x) + flags |= wxTREE_HITTEST_ONITEMINDENT; + if (point.x > m_x+m_width) + flags |= wxTREE_HITTEST_ONITEMRIGHT; + + return this; } else { @@ -314,16 +449,50 @@ wxGenericTreeItem *wxGenericTreeItem::HitTest( const wxPoint& point, size_t count = m_children.Count(); for ( size_t n = 0; n < count; n++ ) { - wxGenericTreeItem *res = m_children[n]->HitTest( point, onButton ); + wxGenericTreeItem *res = m_children[n]->HitTest( point, theTree, flags ); if ( res != NULL ) return res; } } } + flags|=wxTREE_HITTEST_NOWHERE; return NULL; } +int wxGenericTreeItem::GetCurrentImage() const +{ + int image = NO_IMAGE; + if ( IsExpanded() ) + { + if ( IsSelected() ) + { + image = GetImage(wxTreeItemIcon_SelectedExpanded); + } + + if ( image == NO_IMAGE ) + { + // we usually fall back to the normal item, but try just the + // expanded one (and not selected) first in this case + image = GetImage(wxTreeItemIcon_Expanded); + } + } + else // not expanded + { + if ( IsSelected() ) + image = GetImage(wxTreeItemIcon_Selected); + } + + // may be it doesn't have the specific image we want, try the default one + // instead + if ( image == NO_IMAGE ) + { + image = GetImage(); + } + + return image; +} + // ----------------------------------------------------------------------------- // wxTreeCtrl implementation // ----------------------------------------------------------------------------- @@ -342,9 +511,11 @@ END_EVENT_TABLE() // ----------------------------------------------------------------------------- // construction/destruction // ----------------------------------------------------------------------------- + void wxTreeCtrl::Init() { m_current = + m_key_current = m_anchor = (wxGenericTreeItem *) NULL; m_hasFocus = FALSE; m_dirty = FALSE; @@ -365,22 +536,36 @@ void wxTreeCtrl::Init() m_imageListState = (wxImageList *) NULL; m_dragCount = 0; + + m_renameTimer = new wxTreeRenameTimer( this ); + + m_normalFont = wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT ); + m_boldFont = wxFont( m_normalFont.GetPointSize(), + m_normalFont.GetFamily(), + m_normalFont.GetStyle(), + wxBOLD, + m_normalFont.GetUnderlined()); } bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style, +#if wxUSE_VALIDATORS const wxValidator &validator, +#endif const wxString& name ) { Init(); wxScrolledWindow::Create( parent, id, pos, size, style|wxHSCROLL|wxVSCROLL, name ); +#if wxUSE_VALIDATORS SetValidator( validator ); +#endif SetBackgroundColour( *wxWHITE ); - m_dottedPen = wxPen( *wxBLACK, 0, 0 ); +// m_dottedPen = wxPen( "grey", 0, wxDOT ); + m_dottedPen = wxPen( "grey", 0, 0 ); return TRUE; } @@ -390,6 +575,8 @@ wxTreeCtrl::~wxTreeCtrl() wxDELETE( m_hilightBrush ); DeleteAllItems(); + + delete m_renameTimer; } // ----------------------------------------------------------------------------- @@ -417,7 +604,7 @@ void wxTreeCtrl::SetSpacing(unsigned int spacing) size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively) { - wxCHECK_MSG( item.IsOk(), 0u, _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), 0u, wxT("invalid tree item") ); return item.m_pItem->GetChildrenCount(recursively); } @@ -428,70 +615,61 @@ size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively) wxString wxTreeCtrl::GetItemText(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), _T(""), _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), wxT(""), wxT("invalid tree item") ); return item.m_pItem->GetText(); } -int wxTreeCtrl::GetItemImage(const wxTreeItemId& item) const -{ - wxCHECK_MSG( item.IsOk(), -1, _T("invalid tree item") ); - - return item.m_pItem->GetImage(); -} - -int wxTreeCtrl::GetItemSelectedImage(const wxTreeItemId& item) const +int wxTreeCtrl::GetItemImage(const wxTreeItemId& item, + wxTreeItemIcon which) const { - wxCHECK_MSG( item.IsOk(), -1, _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), -1, wxT("invalid tree item") ); - return item.m_pItem->GetSelectedImage(); + return item.m_pItem->GetImage(which); } wxTreeItemData *wxTreeCtrl::GetItemData(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), NULL, _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), NULL, wxT("invalid tree item") ); return item.m_pItem->GetData(); } void wxTreeCtrl::SetItemText(const wxTreeItemId& item, const wxString& text) { - wxCHECK_RET( item.IsOk(), _T("invalid tree item") ); + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); wxClientDC dc(this); wxGenericTreeItem *pItem = item.m_pItem; - pItem->SetText(text, dc); + pItem->SetText(text); + CalculateSize(pItem, dc); RefreshLine(pItem); } -void wxTreeCtrl::SetItemImage(const wxTreeItemId& item, int image) +void wxTreeCtrl::SetItemImage(const wxTreeItemId& item, + int image, + wxTreeItemIcon which) { - wxCHECK_RET( item.IsOk(), _T("invalid tree item") ); - - wxGenericTreeItem *pItem = item.m_pItem; - pItem->SetImage(image); - RefreshLine(pItem); -} + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); -void wxTreeCtrl::SetItemSelectedImage(const wxTreeItemId& item, int image) -{ - wxCHECK_RET( item.IsOk(), _T("invalid tree item") ); + wxGenericTreeItem *pItem = item.m_pItem; + pItem->SetImage(image, which); - wxGenericTreeItem *pItem = item.m_pItem; - pItem->SetSelectedImage(image); - RefreshLine(pItem); + wxClientDC dc(this); + CalculateSize(pItem, dc); + RefreshLine(pItem); } void wxTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *data) { - wxCHECK_RET( item.IsOk(), _T("invalid tree item") ); + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); item.m_pItem->SetData(data); } void wxTreeCtrl::SetItemHasChildren(const wxTreeItemId& item, bool has) { - wxCHECK_RET( item.IsOk(), _T("invalid tree item") ); + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); wxGenericTreeItem *pItem = item.m_pItem; pItem->SetHasPlus(has); @@ -500,15 +678,44 @@ void wxTreeCtrl::SetItemHasChildren(const wxTreeItemId& item, bool has) void wxTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold) { - wxCHECK_RET( item.IsOk(), _T("invalid tree item") ); + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); - // avoid redrawing the tree if no real change - wxGenericTreeItem *pItem = item.m_pItem; - if ( pItem->IsBold() != bold ) - { - pItem->SetBold(bold); + // avoid redrawing the tree if no real change + wxGenericTreeItem *pItem = item.m_pItem; + if ( pItem->IsBold() != bold ) + { + pItem->SetBold(bold); + RefreshLine(pItem); + } +} + +void wxTreeCtrl::SetItemTextColour(const wxTreeItemId& item, + const wxColour& col) +{ + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); + + wxGenericTreeItem *pItem = item.m_pItem; + pItem->Attr().SetTextColour(col); + RefreshLine(pItem); +} + +void wxTreeCtrl::SetItemBackgroundColour(const wxTreeItemId& item, + const wxColour& col) +{ + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); + + wxGenericTreeItem *pItem = item.m_pItem; + pItem->Attr().SetBackgroundColour(col); + RefreshLine(pItem); +} + +void wxTreeCtrl::SetItemFont(const wxTreeItemId& item, const wxFont& font) +{ + wxCHECK_RET( item.IsOk(), wxT("invalid tree item") ); + + wxGenericTreeItem *pItem = item.m_pItem; + pItem->Attr().SetFont(font); RefreshLine(pItem); - } } // ----------------------------------------------------------------------------- @@ -517,35 +724,35 @@ void wxTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold) bool wxTreeCtrl::IsVisible(const wxTreeItemId& WXUNUSED(item)) const { - wxFAIL_MSG(_T("not implemented")); + wxFAIL_MSG(wxT("not implemented")); return TRUE; } bool wxTreeCtrl::ItemHasChildren(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), FALSE, _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), FALSE, wxT("invalid tree item") ); return !item.m_pItem->GetChildren().IsEmpty(); } bool wxTreeCtrl::IsExpanded(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), FALSE, _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), FALSE, wxT("invalid tree item") ); return item.m_pItem->IsExpanded(); } bool wxTreeCtrl::IsSelected(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), FALSE, _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), FALSE, wxT("invalid tree item") ); - return item.m_pItem->HasHilight(); + return item.m_pItem->IsSelected(); } bool wxTreeCtrl::IsBold(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), FALSE, _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), FALSE, wxT("invalid tree item") ); return item.m_pItem->IsBold(); } @@ -556,14 +763,14 @@ bool wxTreeCtrl::IsBold(const wxTreeItemId& item) const wxTreeItemId wxTreeCtrl::GetParent(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); return item.m_pItem->GetParent(); } wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item, long& cookie) const { - wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); cookie = 0; return GetNextChild(item, cookie); @@ -571,9 +778,9 @@ wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item, long& cookie) c wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& item, long& cookie) const { - wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); - wxArrayTreeItems& children = item.m_pItem->GetChildren(); + wxArrayGenericTreeItems& children = item.m_pItem->GetChildren(); if ( (size_t)cookie < children.Count() ) { return children.Item(cookie++); @@ -587,15 +794,15 @@ wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& item, long& cookie) co wxTreeItemId wxTreeCtrl::GetLastChild(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); - wxArrayTreeItems& children = item.m_pItem->GetChildren(); + wxArrayGenericTreeItems& children = item.m_pItem->GetChildren(); return (children.IsEmpty() ? wxTreeItemId() : wxTreeItemId(children.Last())); } wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); wxGenericTreeItem *i = item.m_pItem; wxGenericTreeItem *parent = i->GetParent(); @@ -605,7 +812,7 @@ wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const return wxTreeItemId(); } - wxArrayTreeItems& siblings = parent->GetChildren(); + wxArrayGenericTreeItems& siblings = parent->GetChildren(); int index = siblings.Index(i); wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent? @@ -615,7 +822,7 @@ wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const wxTreeItemId wxTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); wxGenericTreeItem *i = item.m_pItem; wxGenericTreeItem *parent = i->GetParent(); @@ -625,7 +832,7 @@ wxTreeItemId wxTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const return wxTreeItemId(); } - wxArrayTreeItems& siblings = parent->GetChildren(); + wxArrayGenericTreeItems& siblings = parent->GetChildren(); int index = siblings.Index(i); wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent? @@ -635,25 +842,25 @@ wxTreeItemId wxTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const wxTreeItemId wxTreeCtrl::GetFirstVisibleItem() const { - wxFAIL_MSG(_T("not implemented")); + wxFAIL_MSG(wxT("not implemented")); return wxTreeItemId(); } wxTreeItemId wxTreeCtrl::GetNextVisible(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); - wxFAIL_MSG(_T("not implemented")); + wxFAIL_MSG(wxT("not implemented")); return wxTreeItemId(); } wxTreeItemId wxTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const { - wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") ); + wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") ); - wxFAIL_MSG(_T("not implemented")); + wxFAIL_MSG(wxT("not implemented")); return wxTreeItemId(); } @@ -668,49 +875,53 @@ wxTreeItemId wxTreeCtrl::DoInsertItem(const wxTreeItemId& parentId, int image, int selImage, wxTreeItemData *data) { - wxGenericTreeItem *parent = parentId.m_pItem; - if ( !parent ) - { - // should we give a warning here? - return AddRoot(text, image, selImage, data); - } + wxGenericTreeItem *parent = parentId.m_pItem; + if ( !parent ) + { + // should we give a warning here? + return AddRoot(text, image, selImage, data); + } - wxClientDC dc(this); - wxGenericTreeItem *item = new wxGenericTreeItem(parent, - text, dc, - image, selImage, - data); + wxClientDC dc(this); + wxGenericTreeItem *item = + new wxGenericTreeItem( parent, text, dc, image, selImage, data ); - if ( data != NULL ) - { - data->m_pItem = item; - } + if ( data != NULL ) + { + data->m_pItem = item; + } - parent->Insert( item, previous ); + parent->Insert( item, previous ); - m_dirty = TRUE; + m_dirty = TRUE; - return item; + return item; } wxTreeItemId wxTreeCtrl::AddRoot(const wxString& text, int image, int selImage, wxTreeItemData *data) { - wxCHECK_MSG( !m_anchor, wxTreeItemId(), _T("tree can have only one root") ); + wxCHECK_MSG( !m_anchor, wxTreeItemId(), wxT("tree can have only one root") ); - wxClientDC dc(this); - m_anchor = new wxGenericTreeItem((wxGenericTreeItem *)NULL, text, dc, + wxClientDC dc(this); + m_anchor = new wxGenericTreeItem((wxGenericTreeItem *)NULL, text, dc, image, selImage, data); - if ( data != NULL ) - { - data->m_pItem = m_anchor; - } + if ( data != NULL ) + { + data->m_pItem = m_anchor; + } - AdjustMyScrollbars(); - Refresh(); + if (!HasFlag(wxTR_MULTIPLE)) + { + m_current = m_key_current = m_anchor; + m_current->SetHilight( TRUE ); + } + + Refresh(); + AdjustMyScrollbars(); - return m_anchor; + return m_anchor; } wxTreeItemId wxTreeCtrl::PrependItem(const wxTreeItemId& parent, @@ -736,8 +947,8 @@ wxTreeItemId wxTreeCtrl::InsertItem(const wxTreeItemId& parentId, int index = parent->GetChildren().Index(idPrevious.m_pItem); wxASSERT_MSG( index != wxNOT_FOUND, - _T("previous item in wxTreeCtrl::InsertItem() is not a sibling") ); - return DoInsertItem(parentId, (size_t)index, text, image, selImage, data); + wxT("previous item in wxTreeCtrl::InsertItem() is not a sibling") ); + return DoInsertItem(parentId, (size_t)++index, text, image, selImage, data); } wxTreeItemId wxTreeCtrl::AppendItem(const wxTreeItemId& parentId, @@ -774,32 +985,32 @@ void wxTreeCtrl::DeleteChildren(const wxTreeItemId& itemId) void wxTreeCtrl::Delete(const wxTreeItemId& itemId) { - wxGenericTreeItem *item = itemId.m_pItem; - wxGenericTreeItem *parent = item->GetParent(); + wxGenericTreeItem *item = itemId.m_pItem; + wxGenericTreeItem *parent = item->GetParent(); - if ( parent ) - { - parent->GetChildren().Remove(item); - } + if ( parent ) + { + parent->GetChildren().Remove( item ); // remove by value + } - item->DeleteChildren(this); - SendDeleteEvent(item); - delete item; + item->DeleteChildren(this); + SendDeleteEvent(item); + delete item; - m_dirty = TRUE; + m_dirty = TRUE; } void wxTreeCtrl::DeleteAllItems() { - if ( m_anchor ) - { - m_anchor->DeleteChildren(this); - delete m_anchor; + if ( m_anchor ) + { + m_anchor->DeleteChildren(this); + delete m_anchor; - m_anchor = NULL; + m_anchor = NULL; - m_dirty = TRUE; - } + m_dirty = TRUE; + } } void wxTreeCtrl::Expand(const wxTreeItemId& itemId) @@ -815,7 +1026,9 @@ void wxTreeCtrl::Expand(const wxTreeItemId& itemId) wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_EXPANDING, GetId() ); event.m_item = item; event.SetEventObject( this ); - if ( ProcessEvent( event ) && event.m_code ) + +// if ( ProcessEvent( event ) && event.m_code ) TODO: Was this a typo ? + if ( ProcessEvent( event ) && !event.IsAllowed() ) { // cancelled by program return; @@ -840,7 +1053,7 @@ void wxTreeCtrl::Collapse(const wxTreeItemId& itemId) wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_COLLAPSING, GetId() ); event.m_item = item; event.SetEventObject( this ); - if ( ProcessEvent( event ) && event.m_code ) + if ( ProcessEvent( event ) && !event.IsAllowed() ) { // cancelled by program return; @@ -848,7 +1061,7 @@ void wxTreeCtrl::Collapse(const wxTreeItemId& itemId) item->Collapse(); - wxArrayTreeItems& children = item->GetChildren(); + wxArrayGenericTreeItems& children = item->GetChildren(); size_t count = children.Count(); for ( size_t n = 0; n < count; n++ ) { @@ -892,13 +1105,13 @@ void wxTreeCtrl::UnselectAllChildren(wxGenericTreeItem *item) { item->SetHilight(FALSE); RefreshLine(item); - + if (item->HasChildren()) { - wxArrayTreeItems& children = item->GetChildren(); + wxArrayGenericTreeItems& children = item->GetChildren(); size_t count = children.Count(); for ( size_t n = 0; n < count; ++n ) - UnselectAllChildren(children[n]); + UnselectAllChildren(children[n]); } } @@ -909,10 +1122,10 @@ void wxTreeCtrl::UnselectAll() // Recursive function ! // To stop we must have crt_itemGetParent(); @@ -920,13 +1133,13 @@ bool wxTreeCtrl::TagNextChildren(wxGenericTreeItem *crt_item, wxGenericTreeItem if ( parent == NULL ) // This is root item return TagAllChildrenUntilLast(crt_item, last_item, select); - wxArrayTreeItems& children = parent->GetChildren(); + wxArrayGenericTreeItems& children = parent->GetChildren(); int index = children.Index(crt_item); wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent? size_t count = children.Count(); for (size_t n=(size_t)(index+1); nSetHilight(select); RefreshLine(crt_item); - - if (crt_item==last_item) return true; + + if (crt_item==last_item) return TRUE; if (crt_item->HasChildren()) { - wxArrayTreeItems& children = crt_item->GetChildren(); + wxArrayGenericTreeItems& children = crt_item->GetChildren(); size_t count = children.Count(); for ( size_t n = 0; n < count; ++n ) - if (TagAllChildrenUntilLast(children[n], last_item, select)) return true; + if (TagAllChildrenUntilLast(children[n], last_item, select)) return TRUE; } - - return false; + + return FALSE; } void wxTreeCtrl::SelectItemRange(wxGenericTreeItem *item1, wxGenericTreeItem *item2) @@ -955,109 +1168,153 @@ void wxTreeCtrl::SelectItemRange(wxGenericTreeItem *item1, wxGenericTreeItem *it wxGenericTreeItem *first=NULL, *last=NULL; // choice first' and 'last' between item1 and item2 - if (item1->GetY()GetY()) - { + if (item1->GetY()GetY()) + { first=item1; last=item2; - } - else - { + } + else + { first=item2; last=item1; - } + } - bool select=m_current->HasHilight(); - - if (TagAllChildrenUntilLast(first,last,select)) return; + bool select = m_current->IsSelected(); - cout << first->GetText() << " " << last->GetText() << " " << (int) select << endl; - TagNextChildren(first,last,select); + if ( TagAllChildrenUntilLast(first,last,select) ) + return; + + TagNextChildren(first,last,select); } -void wxTreeCtrl::SelectItem(const wxTreeItemId& itemId, - bool unselect_others, - bool extended_select) -{ +void wxTreeCtrl::SelectItem(const wxTreeItemId& itemId, + bool unselect_others, + bool extended_select) +{ + wxCHECK_RET( itemId.IsOk(), wxT("invalid tree item") ); + bool is_single=!(GetWindowStyleFlag() & wxTR_MULTIPLE); + wxGenericTreeItem *item = itemId.m_pItem; //wxCHECK_RET( ( (!unselect_others) && is_single), - // _T("this is a single selection tree") ); + // wxT("this is a single selection tree") ); // to keep going anyhow !!! - if (is_single) + if (is_single) + { + if (item->IsSelected()) + return; // nothing to do + unselect_others = TRUE; + extended_select = FALSE; + } + else if ( unselect_others && item->IsSelected() ) { - unselect_others=true; - extended_select=false; + // selection change if there is more than one item currently selected + wxArrayTreeItemIds selected_items; + if ( GetSelections(selected_items) == 1 ) + return; } - wxGenericTreeItem *item = itemId.m_pItem; - wxTreeEvent event( wxEVT_COMMAND_TREE_SEL_CHANGING, GetId() ); event.m_item = item; event.m_itemOld = m_current; event.SetEventObject( this ); - // Here we don't send any selection mode yet ! TO SEE - - if (m_current) - cout << m_current->GetText() << " " << (int)m_current->HasHilight() << endl; + // TODO : Here we don't send any selection mode yet ! - if ( GetEventHandler()->ProcessEvent( event ) && event.WasVetoed() ) + if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() ) return; - if (m_current) - cout << m_current->GetText() << " " << (int)m_current->HasHilight() << endl; - // ctrl press if (unselect_others) { if (is_single) Unselect(); // to speed up thing - else UnselectAll(); + else UnselectAll(); } // shift press - if (extended_select) + if (extended_select) { - if (m_current == NULL) m_current=GetRootItem().m_pItem; + if (m_current == NULL) m_current=m_key_current=GetRootItem().m_pItem; // don't change the mark (m_current) SelectItemRange(m_current, item); } else { - bool select=true; // the default + bool select=TRUE; // the default - // Check if we need to toggle hilight (ctrl mode) - if (!unselect_others) - select=!item->HasHilight(); + // Check if we need to toggle hilight (ctrl mode) + if (!unselect_others) + select=!item->IsSelected(); - m_current = item; - m_current->SetHilight(select); - RefreshLine( m_current ); + m_current = m_key_current = item; + m_current->SetHilight(select); + RefreshLine( m_current ); } event.SetEventType(wxEVT_COMMAND_TREE_SEL_CHANGED); GetEventHandler()->ProcessEvent( event ); } +void wxTreeCtrl::FillArray(wxGenericTreeItem *item, + wxArrayTreeItemIds &array) const +{ + if ( item->IsSelected() ) + array.Add(wxTreeItemId(item)); + + if ( item->HasChildren() ) + { + wxArrayGenericTreeItems& children = item->GetChildren(); + size_t count = children.GetCount(); + for ( size_t n = 0; n < count; ++n ) + FillArray(children[n],array); + } +} + +size_t wxTreeCtrl::GetSelections(wxArrayTreeItemIds &array) const +{ + array.Empty(); + FillArray(GetRootItem().m_pItem, array); + + return array.Count(); +} + void wxTreeCtrl::EnsureVisible(const wxTreeItemId& item) { + if (!item.IsOk()) return; + wxGenericTreeItem *gitem = item.m_pItem; // first expand all parent branches wxGenericTreeItem *parent = gitem->GetParent(); - while ( parent && !parent->IsExpanded() ) + while ( parent ) { Expand(parent); - parent = parent->GetParent(); } + //if (parent) CalculatePositions(); + + ScrollTo(item); +} + +void wxTreeCtrl::ScrollTo(const wxTreeItemId &item) +{ + if (!item.IsOk()) return; + + // We have to call this here because the label in + // question might just have been added and no screen + // update taken place. + if (m_dirty) wxYield(); + + wxGenericTreeItem *gitem = item.m_pItem; + // now scroll to the item int item_y = gitem->GetY(); int start_x = 0; int start_y = 0; ViewStart( &start_x, &start_y ); - start_y *= 10; + start_y *= PIXELS_PER_UNIT; int client_h = 0; int client_w = 0; @@ -1065,56 +1322,36 @@ void wxTreeCtrl::EnsureVisible(const wxTreeItemId& item) if (item_y < start_y+3) { + // going down int x = 0; int y = 0; - m_anchor->GetSize( x, y ); - y += 2*m_lineHeight; + m_anchor->GetSize( x, y, this ); + y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels int x_pos = GetScrollPos( wxHORIZONTAL ); - SetScrollbars( 10, 10, x/10, y/10, x_pos, (item_y-client_h/2)/10 ); + // Item should appear at top + SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, x_pos, item_y/PIXELS_PER_UNIT ); } - else if (item_y > start_y+client_h-16) + else if (item_y+GetLineHeight(gitem) > start_y+client_h) { + // going up int x = 0; int y = 0; - m_anchor->GetSize( x, y ); - y += 2*m_lineHeight; + m_anchor->GetSize( x, y, this ); + y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels + item_y += PIXELS_PER_UNIT+2; int x_pos = GetScrollPos( wxHORIZONTAL ); - SetScrollbars( 10, 10, x/10, y/10, x_pos, (item_y-client_h/2)/10 ); + // Item should appear at bottom + SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, x_pos, (item_y+GetLineHeight(gitem)-client_h)/PIXELS_PER_UNIT ); } } -void wxTreeCtrl::ScrollTo(const wxTreeItemId& WXUNUSED(item)) -{ - wxFAIL_MSG(_T("not implemented")); -} - -wxTextCtrl *wxTreeCtrl::EditLabel( const wxTreeItemId& WXUNUSED(item), - wxClassInfo* WXUNUSED(textCtrlClass) ) -{ - wxFAIL_MSG(_T("not implemented")); - - return (wxTextCtrl*)NULL; -} - -wxTextCtrl *wxTreeCtrl::GetEditControl() const -{ - wxFAIL_MSG(_T("not implemented")); - - return (wxTextCtrl*)NULL; -} - -void wxTreeCtrl::EndEditLabel(const wxTreeItemId& WXUNUSED(item), bool WXUNUSED(discardChanges)) -{ - wxFAIL_MSG(_T("not implemented")); -} - // FIXME: tree sorting functions are not reentrant and not MT-safe! static wxTreeCtrl *s_treeBeingSorted = NULL; -static int tree_ctrl_compare_func(wxGenericTreeItem **item1, +static int LINKAGEMODE tree_ctrl_compare_func(wxGenericTreeItem **item1, wxGenericTreeItem **item2) { - wxCHECK_MSG( s_treeBeingSorted, 0, _T("bug in wxTreeCtrl::SortChildren()") ); + wxCHECK_MSG( s_treeBeingSorted, 0, wxT("bug in wxTreeCtrl::SortChildren()") ); return s_treeBeingSorted->OnCompareItems(*item1, *item2); } @@ -1127,14 +1364,14 @@ int wxTreeCtrl::OnCompareItems(const wxTreeItemId& item1, void wxTreeCtrl::SortChildren(const wxTreeItemId& itemId) { - wxCHECK_RET( itemId.IsOk(), _T("invalid tree item") ); + wxCHECK_RET( itemId.IsOk(), wxT("invalid tree item") ); wxGenericTreeItem *item = itemId.m_pItem; wxCHECK_RET( !s_treeBeingSorted, - _T("wxTreeCtrl::SortChildren is not reentrant") ); + wxT("wxTreeCtrl::SortChildren is not reentrant") ); - wxArrayTreeItems& children = item->GetChildren(); + wxArrayGenericTreeItems& children = item->GetChildren(); if ( children.Count() > 1 ) { s_treeBeingSorted = this; @@ -1159,9 +1396,12 @@ wxImageList *wxTreeCtrl::GetStateImageList() const void wxTreeCtrl::SetImageList(wxImageList *imageList) { m_imageListNormal = imageList; - // calculate a m_lineHeight value from the image sizes - wxPaintDC dc(this); - PrepareDC( dc ); + + // Calculate a m_lineHeight value from the image sizes. + // May be toggle off. Then wxTreeCtrl will spread when + // necessary (which might look ugly). +#if 1 + wxClientDC dc(this); m_lineHeight = (int)(dc.GetCharHeight() + 4); int width = 0, @@ -1170,9 +1410,13 @@ void wxTreeCtrl::SetImageList(wxImageList *imageList) for(int i = 0; i < n ; i++) { m_imageListNormal->GetSize(i, width, height); - height += height/5; //20% extra spacing if(height > m_lineHeight) m_lineHeight = height; } + + if (m_lineHeight<40) m_lineHeight+=4; // at least 4 pixels (odd such that a line can be drawn in between) + else m_lineHeight+=m_lineHeight/10; // otherwise 10% extra spacing + +#endif } void wxTreeCtrl::SetStateImageList(wxImageList *imageList) @@ -1190,11 +1434,12 @@ void wxTreeCtrl::AdjustMyScrollbars() { int x = 0; int y = 0; - m_anchor->GetSize( x, y ); - y += 2*m_lineHeight; + m_anchor->GetSize( x, y, this ); + //y += GetLineHeight(m_anchor); + y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels int x_pos = GetScrollPos( wxHORIZONTAL ); int y_pos = GetScrollPos( wxVERTICAL ); - SetScrollbars( 10, 10, x/10, y/10, x_pos, y_pos ); + SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, x_pos, y_pos ); } else { @@ -1202,30 +1447,21 @@ void wxTreeCtrl::AdjustMyScrollbars() } } -void wxTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) +int wxTreeCtrl::GetLineHeight(wxGenericTreeItem *item) const { - // render bold items in bold - wxFont fontOld; - wxFont fontNew; + if (GetWindowStyleFlag() & wxTR_HAS_VARIABLE_ROW_HEIGHT) + return item->GetHeight(); + else + return m_lineHeight; +} - if (item->IsBold()) - { - fontOld = dc.GetFont(); - if (fontOld.Ok()) - { - // VZ: is there any better way to make a bold variant of old font? - fontNew = wxFont( fontOld.GetPointSize(), - fontOld.GetFamily(), - fontOld.GetStyle(), - wxBOLD, - fontOld.GetUnderlined()); - dc.SetFont(fontNew); - } - else - { - wxFAIL_MSG(_T("wxDC::GetFont() failed!")); - } - } +void wxTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) +{ + wxTreeItemAttr *attr = item->GetAttributes(); + if ( attr && attr->HasFont() ) + dc.SetFont(attr->GetFont()); + else if (item->IsBold()) + dc.SetFont(m_boldFont); long text_w = 0; long text_h = 0; @@ -1233,68 +1469,55 @@ void wxTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc) int image_h = 0; int image_w = 0; - if ((item->IsExpanded()) && (item->GetSelectedImage() != -1)) + int image = item->GetCurrentImage(); + if ( image != NO_IMAGE ) { - m_imageListNormal->GetSize( item->GetSelectedImage(), image_w, image_h ); - image_w += 4; - } - else if (item->GetImage() != -1) - { - m_imageListNormal->GetSize( item->GetImage(), image_w, image_h ); + m_imageListNormal->GetSize( image, image_w, image_h ); image_w += 4; } - int total_h = (image_h > text_h) ? image_h : text_h; - if(m_lineHeight > total_h) total_h = m_lineHeight; - - dc.DrawRectangle( item->GetX()-2, item->GetY(), image_w+text_w+4, total_h ); + int total_h = GetLineHeight(item); - if ((item->IsExpanded()) && (item->GetSelectedImage() != -1)) - { - dc.SetClippingRegion( item->GetX(), item->GetY(), image_w-2, total_h ); - m_imageListNormal->Draw( item->GetSelectedImage(), dc, - item->GetX(), - item->GetY() +((total_h > image_h)?((total_h-image_h)/2):0), - wxIMAGELIST_DRAW_TRANSPARENT ); - dc.DestroyClippingRegion(); - } - else if (item->GetImage() != -1) + dc.DrawRectangle( item->GetX()-2, item->GetY(), item->GetWidth()+2, total_h ); + + if ( image != NO_IMAGE ) { dc.SetClippingRegion( item->GetX(), item->GetY(), image_w-2, total_h ); - m_imageListNormal->Draw( item->GetImage(), dc, + m_imageListNormal->Draw( image, dc, item->GetX(), item->GetY() +((total_h > image_h)?((total_h-image_h)/2):0), wxIMAGELIST_DRAW_TRANSPARENT ); dc.DestroyClippingRegion(); } - dc.SetBackgroundMode(wxTRANSPARENT); + bool hasBgCol = attr && attr->HasBackgroundColour(); + dc.SetBackgroundMode(hasBgCol ? wxSOLID : wxTRANSPARENT); + if ( hasBgCol ) + dc.SetTextBackground(attr->GetBackgroundColour()); dc.DrawText( item->GetText(), image_w + item->GetX(), item->GetY() + ((total_h > text_h) ? (total_h - text_h)/2 : 0)); - // restore normal font for bold items - if (fontOld.Ok()) - { - dc.SetFont( fontOld); - } + // restore normal font + dc.SetFont( m_normalFont ); } +// Now y stands for the top of the item, whereas it used to stand for middle ! void wxTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y ) { int horizX = level*m_indent; item->SetX( horizX+m_indent+m_spacing ); - item->SetY( y-m_lineHeight/2 ); - item->SetHeight( m_lineHeight ); - - item->SetCross( horizX+m_indent, y ); + item->SetY( y ); int oldY = y; + y+=GetLineHeight(item)/2; + + item->SetCross( horizX+m_indent, y ); int exposed_x = dc.LogicalToDeviceX( 0 ); - int exposed_y = dc.LogicalToDeviceY( item->GetY()-2 ); + int exposed_y = dc.LogicalToDeviceY( item->GetY() ); - if (IsExposed( exposed_x, exposed_y, 10000, m_lineHeight+4 )) // 10000 = very much + if (IsExposed( exposed_x, exposed_y, 10000, GetLineHeight(item) )) // 10000 = very much { int startX = horizX; int endX = horizX + (m_indent-5); @@ -1310,53 +1533,66 @@ void wxTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level, int & dc.SetPen( *wxGREY_PEN ); dc.SetBrush( *wxWHITE_BRUSH ); dc.DrawRectangle( horizX+(m_indent-5), y-4, 11, 9 ); + dc.SetPen( *wxBLACK_PEN ); dc.DrawLine( horizX+(m_indent-2), y, horizX+(m_indent+3), y ); - if (!item->IsExpanded()) - { dc.DrawLine( horizX+m_indent, y-2, horizX+m_indent, y+3 ); - } + + dc.SetPen( m_dottedPen ); } - if (item->HasHilight()) + wxPen *pen = wxTRANSPARENT_PEN; + wxBrush *brush; // FIXME is this really needed? + wxColour colText; + + if ( item->IsSelected() ) { - dc.SetTextForeground( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_HIGHLIGHTTEXT ) ); + colText = wxSystemSettings::GetSystemColour( wxSYS_COLOUR_HIGHLIGHTTEXT ); - dc.SetBrush( *m_hilightBrush ); + brush = m_hilightBrush; - if (m_hasFocus) - dc.SetPen( *wxBLACK_PEN ); - else - dc.SetPen( *wxTRANSPARENT_PEN ); + if ( m_hasFocus ) + pen = wxBLACK_PEN; - PaintItem(item, dc); - - dc.SetPen( *wxBLACK_PEN ); - dc.SetTextForeground( *wxBLACK ); - dc.SetBrush( *wxWHITE_BRUSH ); } else { - dc.SetBrush( *wxWHITE_BRUSH ); - dc.SetPen( *wxTRANSPARENT_PEN ); - - PaintItem(item, dc); + wxTreeItemAttr *attr = item->GetAttributes(); + if ( attr && attr->HasTextColour() ) + colText = attr->GetTextColour(); + else + colText = *wxBLACK; - dc.SetPen( *wxBLACK_PEN ); + brush = wxWHITE_BRUSH; } + + // prepare to draw + dc.SetTextForeground(colText); + dc.SetPen(*pen); + dc.SetBrush(*brush); + + // draw + PaintItem(item, dc); + + // restore DC objects + dc.SetBrush( *wxWHITE_BRUSH ); + dc.SetPen( m_dottedPen ); + dc.SetTextForeground( *wxBLACK ); } + y = oldY+GetLineHeight(item); + if (item->IsExpanded()) { - int semiOldY = y; + oldY+=GetLineHeight(item)/2; + int semiOldY=0; - wxArrayTreeItems& children = item->GetChildren(); - size_t count = children.Count(); - for ( size_t n = 0; n < count; n++ ) + wxArrayGenericTreeItems& children = item->GetChildren(); + size_t n, count = children.Count(); + for ( n = 0; n < count; ++n ) { - y += m_lineHeight; - semiOldY = y; + semiOldY=y; PaintLevel( children[n], dc, level+1, y ); } @@ -1364,29 +1600,71 @@ void wxTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level, int & // delete all its children for example) - don't draw the vertical line // in this case if (count > 0) + { + semiOldY+=GetLineHeight(children[--n])/2; dc.DrawLine( horizX+m_indent, oldY+5, horizX+m_indent, semiOldY ); + } } } +void wxTreeCtrl::DrawBorder(wxTreeItemId &item) +{ + if (!item) return; + + wxGenericTreeItem *i=item.m_pItem; + + wxClientDC dc(this); + PrepareDC( dc ); + dc.SetLogicalFunction(wxINVERT); + + int w,h,x; + ViewStart(&x,&h); // we only need x + GetClientSize(&w,&h); // we only need w + + h=GetLineHeight(i)+1; + // 2 white column at border + dc.DrawRectangle( PIXELS_PER_UNIT*x+2, i->GetY()-1, w-6, h); +} + +void wxTreeCtrl::DrawLine(wxTreeItemId &item, bool below) +{ + if (!item) return; + + wxGenericTreeItem *i=item.m_pItem; + + wxClientDC dc(this); + PrepareDC( dc ); + dc.SetLogicalFunction(wxINVERT); + + int w,h,y; + GetSize(&w,&h); + + if (below) y=i->GetY()+GetLineHeight(i)-1; + else y=i->GetY(); + + dc.DrawLine( 0, y, w, y); +} + // ----------------------------------------------------------------------------- // wxWindows callbacks // ----------------------------------------------------------------------------- void wxTreeCtrl::OnPaint( wxPaintEvent &WXUNUSED(event) ) { - if ( !m_anchor ) + if ( !m_anchor) return; wxPaintDC dc(this); PrepareDC( dc ); - dc.SetFont( wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT ) ); - + dc.SetFont( m_normalFont ); dc.SetPen( m_dottedPen ); - if(GetImageList() == NULL) - m_lineHeight = (int)(dc.GetCharHeight() + 4); - int y = m_lineHeight / 2 + 2; + // this is now done dynamically + //if(GetImageList() == NULL) + // m_lineHeight = (int)(dc.GetCharHeight() + 4); + + int y = 2; PaintLevel( m_anchor, dc, 0, y ); } @@ -1411,7 +1689,7 @@ void wxTreeCtrl::OnChar( wxKeyEvent &event ) te.SetEventObject( this ); GetEventHandler()->ProcessEvent( te ); - if (m_current == 0) + if ( (m_current == 0) || (m_key_current == 0) ) { event.Skip(); return; @@ -1459,21 +1737,22 @@ void wxTreeCtrl::OnChar( wxKeyEvent &event ) // it's expanded case WXK_UP: { - wxTreeItemId prev = GetPrevSibling( m_current ); + wxTreeItemId prev = GetPrevSibling( m_key_current ); if (!prev) { - prev = GetParent( m_current ); - if (prev) - { + prev = GetParent( m_key_current ); + if (prev) + { long cockie = 0; - wxTreeItemId current = m_current; + wxTreeItemId current = m_key_current; if (current == GetFirstChild( prev, cockie )) { // otherwise we return to where we came from SelectItem( prev, unselect_others, extended_select ); + m_key_current=prev.m_pItem; EnsureVisible( prev ); break; - } + } } } if (prev) @@ -1488,6 +1767,7 @@ void wxTreeCtrl::OnChar( wxKeyEvent &event ) } SelectItem( prev, unselect_others, extended_select ); + m_key_current=prev.m_pItem; EnsureVisible( prev ); } } @@ -1513,28 +1793,32 @@ void wxTreeCtrl::OnChar( wxKeyEvent &event ) case WXK_DOWN: { - if (IsExpanded(m_current) && HasChildren(m_current)) + if (IsExpanded(m_key_current) && HasChildren(m_key_current)) { long cookie = 0; - wxTreeItemId child = GetFirstChild( m_current, cookie ); + wxTreeItemId child = GetFirstChild( m_key_current, cookie ); SelectItem( child, unselect_others, extended_select ); + m_key_current=child.m_pItem; EnsureVisible( child ); } else { - wxTreeItemId next = GetNextSibling( m_current ); - if (next == 0) + wxTreeItemId next = GetNextSibling( m_key_current ); +// if (next == 0) + if (!next) { - wxTreeItemId current = m_current; + wxTreeItemId current = m_key_current; while (current && !next) { current = GetParent( current ); if (current) next = GetNextSibling( current ); } } - if (next != 0) +// if (next != 0) + if (next) { SelectItem( next, unselect_others, extended_select ); + m_key_current=next.m_pItem; EnsureVisible( next ); } } @@ -1584,22 +1868,98 @@ void wxTreeCtrl::OnChar( wxKeyEvent &event ) } } -wxTreeItemId wxTreeCtrl::HitTest(const wxPoint& point, int& WXUNUSED(flags)) +wxTreeItemId wxTreeCtrl::HitTest(const wxPoint& point, int& flags) { + // We have to call this here because the label in + // question might just have been added and no screen + // update taken place. + if (m_dirty) wxYield(); + wxClientDC dc(this); PrepareDC(dc); long x = dc.DeviceToLogicalX( (long)point.x ); long y = dc.DeviceToLogicalY( (long)point.y ); + int w, h; + GetSize(&w, &h); + + flags=0; + if (point.x<0) flags|=wxTREE_HITTEST_TOLEFT; + if (point.x>w) flags|=wxTREE_HITTEST_TORIGHT; + if (point.y<0) flags|=wxTREE_HITTEST_ABOVE; + if (point.y>h) flags|=wxTREE_HITTEST_BELOW; - bool onButton = FALSE; - return m_anchor->HitTest( wxPoint(x, y), onButton ); + return m_anchor->HitTest( wxPoint(x, y), this, flags); } -void wxTreeCtrl::OnMouse( wxMouseEvent &event ) +/* **** */ + +void wxTreeCtrl::Edit( const wxTreeItemId& item ) { - if (!event.LeftIsDown()) m_dragCount = 0; + if (!item.IsOk()) return; - if ( !(event.LeftDown() || event.LeftDClick() || event.Dragging()) ) return; + m_currentEdit = item.m_pItem; + + wxTreeEvent te( wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, GetId() ); + te.m_item = m_currentEdit; + te.SetEventObject( this ); + GetEventHandler()->ProcessEvent( te ); + + if (!te.IsAllowed()) return; + + // We have to call this here because the label in + // question might just have been added and no screen + // update taken place. + if (m_dirty) wxYield(); + + wxString s = m_currentEdit->GetText(); + int x = m_currentEdit->GetX(); + int y = m_currentEdit->GetY(); + int w = m_currentEdit->GetWidth(); + int h = m_currentEdit->GetHeight(); + + int image_h = 0; + int image_w = 0; + + int image = m_currentEdit->GetCurrentImage(); + if ( image != NO_IMAGE ) + { + m_imageListNormal->GetSize( image, image_w, image_h ); + image_w += 4; + } + x += image_w; + w -= image_w + 4; // I don't know why +4 is needed + + wxClientDC dc(this); + PrepareDC( dc ); + x = dc.LogicalToDeviceX( x ); + y = dc.LogicalToDeviceY( y ); + + wxTreeTextCtrl *text = new wxTreeTextCtrl( + this, -1, &m_renameAccept, &m_renameRes, this, s, wxPoint(x-4,y-4), wxSize(w+11,h+8) ); + text->SetFocus(); +} + +void wxTreeCtrl::OnRenameTimer() +{ + Edit( m_current ); +} + +void wxTreeCtrl::OnRenameAccept() +{ + wxTreeEvent le( wxEVT_COMMAND_TREE_END_LABEL_EDIT, GetId() ); + le.m_item = m_currentEdit; + le.SetEventObject( this ); + le.m_label = m_renameRes; + GetEventHandler()->ProcessEvent( le ); + + if (!le.IsAllowed()) return; + + SetItemText( m_currentEdit, m_renameRes ); +} + +void wxTreeCtrl::OnMouse( wxMouseEvent &event ) +{ + if ( !(event.LeftUp() || event.RightDown() || event.LeftDClick() || event.Dragging()) ) return; if ( !m_anchor ) return; @@ -1608,26 +1968,49 @@ void wxTreeCtrl::OnMouse( wxMouseEvent &event ) long x = dc.DeviceToLogicalX( (long)event.GetX() ); long y = dc.DeviceToLogicalY( (long)event.GetY() ); - bool onButton = FALSE; - wxGenericTreeItem *item = m_anchor->HitTest( wxPoint(x,y), onButton ); - - if (item == NULL) return; /* we hit the blank area */ + int flags=0; + wxGenericTreeItem *item = m_anchor->HitTest( wxPoint(x,y), this, flags); + bool onButton = flags & wxTREE_HITTEST_ONITEMBUTTON; if (event.Dragging()) { - if (m_dragCount == 2) /* small drag latency (3?) */ - { - m_dragCount = 0; + if (m_dragCount == 0) + m_dragStart = wxPoint(x,y); - wxTreeEvent nevent(wxEVT_COMMAND_TREE_BEGIN_DRAG, GetId()); - nevent.m_item = m_current; - nevent.SetEventObject(this); - GetEventHandler()->ProcessEvent(nevent); - } - else - { - m_dragCount++; - } + m_dragCount++; + + if (m_dragCount != 3) return; + + int command = wxEVT_COMMAND_TREE_BEGIN_DRAG; + if (event.RightIsDown()) command = wxEVT_COMMAND_TREE_BEGIN_RDRAG; + + wxTreeEvent nevent( command, GetId() ); + nevent.m_item = m_current; + nevent.SetEventObject(this); + GetEventHandler()->ProcessEvent(nevent); + return; + } + else + { + m_dragCount = 0; + } + + if (item == NULL) return; /* we hit the blank area */ + + if (event.RightDown()) { + wxTreeEvent nevent(wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK,GetId()); + nevent.m_item=item; + nevent.m_code=0; + nevent.SetEventObject(this); + GetEventHandler()->ProcessEvent(nevent); + return; + } + + if (event.LeftUp() && (item == m_current) && + (flags & wxTREE_HITTEST_ONITEMLABEL) && + HasFlag(wxTR_EDIT_LABELS) ) + { + m_renameTimer->Start( 100, TRUE ); return; } @@ -1635,6 +2018,13 @@ void wxTreeCtrl::OnMouse( wxMouseEvent &event ) bool extended_select=(event.ShiftDown() && is_multiple); bool unselect_others=!(extended_select || (event.ControlDown() && is_multiple)); + if (onButton) + { + Toggle( item ); + if (is_multiple) + return; + } + SelectItem(item, unselect_others, extended_select); if (event.LeftDClick()) @@ -1645,11 +2035,6 @@ void wxTreeCtrl::OnMouse( wxMouseEvent &event ) event.SetEventObject( this ); GetEventHandler()->ProcessEvent( event ); } - - if (onButton) - { - Toggle( item ); - } } void wxTreeCtrl::OnIdle( wxIdleEvent &WXUNUSED(event) ) @@ -1663,19 +2048,57 @@ void wxTreeCtrl::OnIdle( wxIdleEvent &WXUNUSED(event) ) m_dirty = FALSE; CalculatePositions(); - + Refresh(); AdjustMyScrollbars(); } -// ----------------------------------------------------------------------------- +void wxTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc ) +{ + long text_w = 0; + long text_h = 0; + + if (item->IsBold()) + dc.SetFont(m_boldFont); + + dc.GetTextExtent( item->GetText(), &text_w, &text_h ); + text_h+=2; + + // restore normal font + dc.SetFont( m_normalFont ); + int image_h = 0; + int image_w = 0; + int image = item->GetCurrentImage(); + if ( image != NO_IMAGE ) + { + m_imageListNormal->GetSize( image, image_w, image_h ); + image_w += 4; + } + + int total_h = (image_h > text_h) ? image_h : text_h; + + if (total_h<40) total_h+=4; // at least 4 pixels + else total_h+=total_h/10; // otherwise 10% extra spacing + + item->SetHeight(total_h); + if (total_h>m_lineHeight) m_lineHeight=total_h; + + item->SetWidth(image_w+text_w+2); +} + +// ----------------------------------------------------------------------------- +// for developper : y is now the top of the level +// not the middle of it ! void wxTreeCtrl::CalculateLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y ) { int horizX = level*m_indent; + CalculateSize( item, dc ); + + // set its position item->SetX( horizX+m_indent+m_spacing ); - item->SetY( y-m_lineHeight/2 ); - item->SetHeight( m_lineHeight ); + item->SetY( y ); + y+=GetLineHeight(item); if ( !item->IsExpanded() ) { @@ -1683,13 +2106,10 @@ void wxTreeCtrl::CalculateLevel( wxGenericTreeItem *item, wxDC &dc, int level, i return; } - wxArrayTreeItems& children = item->GetChildren(); - size_t count = children.Count(); - for ( size_t n = 0; n < count; n++ ) - { - y += m_lineHeight; - CalculateLevel( children[n], dc, level+1, y ); // recurse - } + wxArrayGenericTreeItems& children = item->GetChildren(); + size_t n, count = children.Count(); + for (n = 0; n < count; ++n ) + CalculateLevel( children[n], dc, level+1, y ); // recurse } void wxTreeCtrl::CalculatePositions() @@ -1699,13 +2119,13 @@ void wxTreeCtrl::CalculatePositions() wxClientDC dc(this); PrepareDC( dc ); - dc.SetFont( wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT ) ); + dc.SetFont( m_normalFont ); dc.SetPen( m_dottedPen ); - if(GetImageList() == NULL) - m_lineHeight = (int)(dc.GetCharHeight() + 4); + //if(GetImageList() == NULL) + // m_lineHeight = (int)(dc.GetCharHeight() + 4); - int y = m_lineHeight / 2 + 2; + int y = 2; CalculateLevel( m_anchor, dc, 0, y ); // start recursion } @@ -1734,11 +2154,15 @@ void wxTreeCtrl::RefreshLine( wxGenericTreeItem *item ) wxClientDC dc(this); PrepareDC( dc ); + int cw = 0; + int ch = 0; + GetClientSize( &cw, &ch ); + wxRect rect; - rect.x = dc.LogicalToDeviceX( item->GetX() - 2 ); - rect.y = dc.LogicalToDeviceY( item->GetY() - 2 ); - rect.width = 1000; - rect.height = dc.GetCharHeight() + 6; + rect.x = dc.LogicalToDeviceX( 0 ); + rect.y = dc.LogicalToDeviceY( item->GetY() ); + rect.width = cw; + rect.height = GetLineHeight(item); //dc.GetCharHeight() + 6; Refresh( TRUE, &rect ); }