private:
wxGenericTreeCtrl *m_owner;
+
+ DECLARE_NO_COPY_CLASS(wxTreeRenameTimer)
};
// control used for in-place edit
class WXDLLEXPORT wxTreeTextCtrl: public wxTextCtrl
{
public:
- wxTreeTextCtrl( wxWindow *parent,
- const wxWindowID id,
- bool *accept,
- wxString *res,
- wxGenericTreeCtrl *owner,
- const wxString &value = wxEmptyString,
- const wxPoint &pos = wxDefaultPosition,
- const wxSize &size = wxDefaultSize,
- int style = wxSIMPLE_BORDER,
- const wxValidator& validator = wxDefaultValidator,
- const wxString &name = wxTextCtrlNameStr );
+ wxTreeTextCtrl(wxGenericTreeCtrl *owner, wxGenericTreeItem *item);
+protected:
void OnChar( wxKeyEvent &event );
void OnKeyUp( wxKeyEvent &event );
void OnKillFocus( wxFocusEvent &event );
+ bool AcceptChanges();
+ void Finish();
+
private:
- bool *m_accept;
- wxString *m_res;
wxGenericTreeCtrl *m_owner;
+ wxGenericTreeItem *m_itemEdited;
wxString m_startValue;
bool m_finished;
DECLARE_EVENT_TABLE()
+ DECLARE_NO_COPY_CLASS(wxTreeTextCtrl)
};
// timer used to clear wxGenericTreeCtrl::m_findPrefix if no key was pressed
private:
wxGenericTreeCtrl *m_owner;
+
+ DECLARE_NO_COPY_CLASS(wxTreeFindTimer)
};
// a tree item
// children but has a [+] button
int m_isBold :1; // render the label in bold font
int m_ownsAttr :1; // delete attribute when done
+
+ DECLARE_NO_COPY_CLASS(wxGenericTreeItem)
};
// =============================================================================
unselect_others = !(extended_select || (ctrlDown && is_multiple));
}
+// check if the given item is under another one
+static bool IsDescendantOf(wxGenericTreeItem *parent, wxGenericTreeItem *item)
+{
+ while ( item )
+ {
+ if ( item == parent )
+ {
+ // item is a descendant of parent
+ return TRUE;
+ }
+
+ item = item->GetParent();
+ }
+
+ return FALSE;
+}
+
// -----------------------------------------------------------------------------
// wxTreeRenameTimer (internal)
// -----------------------------------------------------------------------------
EVT_KILL_FOCUS (wxTreeTextCtrl::OnKillFocus)
END_EVENT_TABLE()
-wxTreeTextCtrl::wxTreeTextCtrl( wxWindow *parent,
- const wxWindowID id,
- bool *accept,
- wxString *res,
- wxGenericTreeCtrl *owner,
- const wxString &value,
- const wxPoint &pos,
- const wxSize &size,
- int style,
- const wxValidator& validator,
- const wxString &name )
- : wxTextCtrl( parent, id, value, pos, size, style, validator, name )
-{
- m_res = res;
- m_accept = accept;
+wxTreeTextCtrl::wxTreeTextCtrl(wxGenericTreeCtrl *owner,
+ wxGenericTreeItem *item)
+ : m_itemEdited(item), m_startValue(item->GetText())
+{
m_owner = owner;
- (*m_accept) = FALSE;
- (*m_res) = wxEmptyString;
- m_startValue = value;
m_finished = FALSE;
+
+ int w = m_itemEdited->GetWidth(),
+ h = m_itemEdited->GetHeight();
+
+ int x, y;
+ m_owner->CalcScrolledPosition(item->GetX(), item->GetY(), &x, &y);
+
+ int image_h = 0,
+ image_w = 0;
+
+ int image = item->GetCurrentImage();
+ if ( image != NO_IMAGE )
+ {
+ if ( m_owner->m_imageListNormal )
+ {
+ m_owner->m_imageListNormal->GetSize( image, image_w, image_h );
+ image_w += 4;
+ }
+ else
+ {
+ wxFAIL_MSG(_T("you must create an image list to use images!"));
+ }
+ }
+
+ // FIXME: what are all these hardcoded 4, 8 and 11s really?
+ x += image_w;
+ w -= image_w + 4;
+
+ (void)Create(m_owner, wxID_ANY, m_startValue,
+ wxPoint(x - 4, y - 4), wxSize(w + 11, h + 8));
}
-void wxTreeTextCtrl::OnChar( wxKeyEvent &event )
+bool wxTreeTextCtrl::AcceptChanges()
{
- if (event.m_keyCode == WXK_RETURN)
+ const wxString value = GetValue();
+
+ if ( value == m_startValue )
{
- (*m_accept) = TRUE;
- (*m_res) = GetValue();
+ // nothing changed, always accept
+ return TRUE;
+ }
- if ((*m_res) != m_startValue)
- m_owner->OnRenameAccept();
+ if ( !m_owner->OnRenameAccept(m_itemEdited, value) )
+ {
+ // vetoed by the user
+ return FALSE;
+ }
- if (!wxPendingDelete.Member(this))
- wxPendingDelete.Append(this);
+ // accepted, do rename the item
+ m_owner->SetItemText(m_itemEdited, value);
- m_finished = TRUE;
- m_owner->SetFocus(); // This doesn't work. TODO.
+ return TRUE;
+}
- return;
- }
- if (event.m_keyCode == WXK_ESCAPE)
+void wxTreeTextCtrl::Finish()
+{
+ if ( !m_finished )
{
- (*m_accept) = FALSE;
- (*m_res) = "";
+ m_owner->ResetTextControl();
- if (!wxPendingDelete.Member(this))
- wxPendingDelete.Append(this);
+ wxPendingDelete.Append(this);
m_finished = TRUE;
+
m_owner->SetFocus(); // This doesn't work. TODO.
+ }
+}
- return;
+void wxTreeTextCtrl::OnChar( wxKeyEvent &event )
+{
+ switch ( event.m_keyCode )
+ {
+ case WXK_RETURN:
+ if ( !AcceptChanges() )
+ {
+ // vetoed by the user, don't disappear
+ break;
+ }
+ //else: fall through
+
+ case WXK_ESCAPE:
+ Finish();
+ m_owner->OnRenameCancelled(m_itemEdited);
+ break;
+
+ default:
+ event.Skip();
}
- event.Skip();
}
void wxTreeTextCtrl::OnKeyUp( wxKeyEvent &event )
{
- if (m_finished)
+ if ( !m_finished )
{
- event.Skip();
- return;
+ // auto-grow the textctrl:
+ wxSize parentSize = m_owner->GetSize();
+ wxPoint myPos = GetPosition();
+ wxSize mySize = GetSize();
+ int sx, sy;
+ GetTextExtent(GetValue() + _T("M"), &sx, &sy);
+ if (myPos.x + sx > parentSize.x)
+ sx = parentSize.x - myPos.x;
+ if (mySize.x > sx)
+ sx = mySize.x;
+ SetSize(sx, -1);
}
- // auto-grow the textctrl:
- wxSize parentSize = m_owner->GetSize();
- wxPoint myPos = GetPosition();
- wxSize mySize = GetSize();
- int sx, sy;
- GetTextExtent(GetValue() + _T("M"), &sx, &sy);
- if (myPos.x + sx > parentSize.x) sx = parentSize.x - myPos.x;
- if (mySize.x > sx) sx = mySize.x;
- SetSize(sx, -1);
-
event.Skip();
}
void wxTreeTextCtrl::OnKillFocus( wxFocusEvent &event )
{
- if (m_finished)
+ if ( m_finished )
{
event.Skip();
return;
}
- if (!wxPendingDelete.Member(this))
- wxPendingDelete.Append(this);
-
- (*m_accept) = TRUE;
- (*m_res) = GetValue();
-
- if ((*m_res) != m_startValue)
- m_owner->OnRenameAccept();
+ if ( AcceptChanges() )
+ {
+ Finish();
+ }
}
// -----------------------------------------------------------------------------
m_dragCount = 0;
m_isDragging = FALSE;
m_dropTarget = m_oldSelection = (wxGenericTreeItem *)NULL;
+ m_textCtrl = NULL;
m_renameTimer = NULL;
m_findTimer = NULL;
m_lastOnSame = FALSE;
m_normalFont = wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT );
- m_boldFont = wxFont( m_normalFont.GetPointSize(),
- m_normalFont.GetFamily(),
- m_normalFont.GetStyle(),
- wxBOLD,
- m_normalFont.GetUnderlined());
+ m_boldFont = wxFont(m_normalFont.GetPointSize(),
+ m_normalFont.GetFamily(),
+ m_normalFont.GetStyle(),
+ wxBOLD,
+ m_normalFont.GetUnderlined(),
+ m_normalFont.GetFaceName(),
+ m_normalFont.GetEncoding());
}
bool wxGenericTreeCtrl::Create(wxWindow *parent,
return ((wxGenericTreeItem*) item.m_pItem)->GetData();
}
+wxColour wxGenericTreeCtrl::GetItemTextColour(const wxTreeItemId& item) const
+{
+ wxCHECK_MSG( item.IsOk(), wxNullColour, wxT("invalid tree item") );
+
+ wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem;
+ return pItem->Attr().GetTextColour();
+}
+
+wxColour wxGenericTreeCtrl::GetItemBackgroundColour(const wxTreeItemId& item) const
+{
+ wxCHECK_MSG( item.IsOk(), wxNullColour, wxT("invalid tree item") );
+
+ wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem;
+ return pItem->Attr().GetBackgroundColour();
+}
+
+wxFont wxGenericTreeCtrl::GetItemFont(const wxTreeItemId& item) const
+{
+ wxCHECK_MSG( item.IsOk(), wxNullFont, wxT("invalid tree item") );
+
+ wxGenericTreeItem *pItem = (wxGenericTreeItem*) item.m_pItem;
+ return pItem->Attr().GetFont();
+}
+
void wxGenericTreeCtrl::SetItemText(const wxTreeItemId& item, const wxString& text)
{
wxCHECK_RET( item.IsOk(), wxT("invalid tree item") );
wxScrolledWindow::SetFont(font);
m_normalFont = font ;
- m_boldFont = wxFont( m_normalFont.GetPointSize(),
- m_normalFont.GetFamily(),
- m_normalFont.GetStyle(),
- wxBOLD,
- m_normalFont.GetUnderlined());
+ m_boldFont = wxFont(m_normalFont.GetPointSize(),
+ m_normalFont.GetFamily(),
+ m_normalFont.GetStyle(),
+ wxBOLD,
+ m_normalFont.GetUnderlined(),
+ m_normalFont.GetFaceName(),
+ m_normalFont.GetEncoding());
return TRUE;
}
// navigation
// -----------------------------------------------------------------------------
-wxTreeItemId wxGenericTreeCtrl::GetParent(const wxTreeItemId& item) const
+wxTreeItemId wxGenericTreeCtrl::GetItemParent(const wxTreeItemId& item) const
{
wxCHECK_MSG( item.IsOk(), wxTreeItemId(), wxT("invalid tree item") );
do
{
toFind = GetNextSibling(p);
- p = GetParent(p);
+ p = GetItemParent(p);
} while (p.IsOk() && !toFind.IsOk());
return toFind;
}
return wxTreeItemId();
}
+// called by wxTextTreeCtrl when it marks itself for deletion
+void wxGenericTreeCtrl::ResetTextControl()
+{
+ m_textCtrl = NULL;
+}
+
// find the first item starting with the given prefix after the given item
wxTreeItemId wxGenericTreeCtrl::FindItem(const wxTreeItemId& idParent,
const wxString& prefixOrig) const
wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem;
- // don't stay with invalid m_key_current or we will crash in
- // the next call to OnChar()
- bool changeKeyCurrent = FALSE;
- wxGenericTreeItem *itemKey = m_key_current;
- while ( itemKey )
+ wxGenericTreeItem *parent = item->GetParent();
+
+ // don't keep stale pointers around!
+ if ( IsDescendantOf(item, m_key_current) )
{
- if ( itemKey == item )
- {
- // m_key_current is a descendant of the item being deleted
- changeKeyCurrent = TRUE;
- break;
- }
- itemKey = itemKey->GetParent();
+ m_key_current = parent;
}
- wxGenericTreeItem *parent = item->GetParent();
+ if ( IsDescendantOf(item, m_current) )
+ {
+ m_current = parent;
+ }
+
+ // remove the item from the tree
if ( parent )
{
parent->GetChildren().Remove( item ); // remove by value
}
-
- if ( changeKeyCurrent )
+ else // deleting the root
{
- // may be NULL or not
- m_key_current = parent;
+ // nothing will be left in the tree
+ m_anchor = NULL;
}
+ // and delete all of its children and the item itself now
item->DeleteChildren(this);
SendDeleteEvent(item);
delete item;
{
if ( m_anchor )
{
- m_dirty = TRUE;
-
- m_anchor->DeleteChildren(this);
- delete m_anchor;
-
- m_anchor = NULL;
+ Delete(m_anchor);
}
}
void wxGenericTreeCtrl::ExpandAll(const wxTreeItemId& item)
{
- Expand(item);
- if ( IsExpanded(item) )
+ if ( !HasFlag(wxTR_HIDE_ROOT) || item != GetRootItem())
{
- long cookie;
- wxTreeItemId child = GetFirstChild(item, cookie);
- while ( child.IsOk() )
- {
- ExpandAll(child);
+ Expand(item);
+ if ( !IsExpanded(item) )
+ return;
+ }
- child = GetNextChild(item, cookie);
- }
+ long cookie;
+ wxTreeItemId child = GetFirstChild(item, cookie);
+ while ( child.IsOk() )
+ {
+ ExpandAll(child);
+
+ child = GetNextChild(item, cookie);
}
}
{
m_current->SetHilight( FALSE );
RefreshLine( m_current );
+
+ m_current = NULL;
}
}
if ( GetEventHandler()->ProcessEvent( event ) && !event.IsAllowed() )
return;
- wxTreeItemId parent = GetParent( itemId );
+ wxTreeItemId parent = GetItemParent( itemId );
while (parent.IsOk())
{
if (!IsExpanded(parent))
Expand( parent );
- parent = GetParent( parent );
+ parent = GetItemParent( parent );
}
EnsureVisible( itemId );
// home : go to root
// end : go to last item without opening parents
// alnum : start or continue searching for the item with this prefix
- int keyCode = event.KeyCode();
+ int keyCode = event.GetKeyCode();
switch ( keyCode )
{
case '+':
case ' ':
case WXK_RETURN:
+ if ( !event.HasModifiers() )
{
wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, GetId() );
event.m_item = (long) m_current;
event.SetEventObject( this );
GetEventHandler()->ProcessEvent( event );
}
+
+ // in any case, also generate the normal key event for this key,
+ // even if we generated the ACTIVATED event above: this is what
+ // wxMSW does and it makes sense because you might not want to
+ // process ACTIVATED event at all and handle Space and Return
+ // directly (and differently) which would be impossible otherwise
+ event.Skip();
break;
// up goes to the previous sibling or to the last
wxTreeItemId prev = GetPrevSibling( m_key_current );
if (!prev)
{
- prev = GetParent( m_key_current );
+ prev = GetItemParent( m_key_current );
if ((prev == GetRootItem()) && HasFlag(wxTR_HIDE_ROOT))
{
break; // don't go to root if it is hidden
// left arrow goes to the parent
case WXK_LEFT:
{
- wxTreeItemId prev = GetParent( m_current );
+ wxTreeItemId prev = GetItemParent( m_current );
if ((prev == GetRootItem()) && HasFlag(wxTR_HIDE_ROOT))
{
// don't go to root if it is hidden
wxTreeItemId current = m_key_current;
while (current && !next)
{
- current = GetParent( current );
+ current = GetItemParent( current );
if (current) next = GetNextSibling( current );
}
}
default:
// do not use wxIsalnum() here
- if ( !event.HasModifiers() &&
+ if ( !event.HasModifiers() &&
((keyCode >= '0' && keyCode <= '9') ||
(keyCode >= 'a' && keyCode <= 'z') ||
(keyCode >= 'A' && keyCode <= 'Z' )))
{
// find the next item starting with the given prefix
char ch = (char)keyCode;
-
+
wxTreeItemId id = FindItem(m_current, m_findPrefix + (wxChar)ch);
if ( !id.IsOk() )
{
// get the bounding rectangle of the item (or of its label only)
bool wxGenericTreeCtrl::GetBoundingRect(const wxTreeItemId& item,
- wxRect& rect,
- bool WXUNUSED(textOnly)) const
+ wxRect& rect,
+ bool WXUNUSED(textOnly)) const
{
wxCHECK_MSG( item.IsOk(), FALSE, _T("invalid item in wxGenericTreeCtrl::GetBoundingRect") );
return TRUE;
}
-/* **** */
-
void wxGenericTreeCtrl::Edit( const wxTreeItemId& item )
{
- if (!item.IsOk()) return;
+ wxCHECK_RET( item.IsOk(), _T("can't edit an invalid item") );
- m_currentEdit = (wxGenericTreeItem*) item.m_pItem;
+ wxGenericTreeItem *itemEdit = (wxGenericTreeItem *)item.m_pItem;
wxTreeEvent te( wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, GetId() );
- te.m_item = (long) m_currentEdit;
+ te.m_item = (long) itemEdit;
te.SetEventObject( this );
- GetEventHandler()->ProcessEvent( te );
-
- if (!te.IsAllowed()) return;
+ if ( GetEventHandler()->ProcessEvent( te ) && !te.IsAllowed() )
+ {
+ // vetoed by user
+ 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) wxYieldIfNeeded();
+ if ( m_dirty )
+ wxYieldIfNeeded();
- wxString s = m_currentEdit->GetText();
- int w = m_currentEdit->GetWidth();
- int h = m_currentEdit->GetHeight();
- int x, y;
- CalcScrolledPosition(m_currentEdit->GetX(), m_currentEdit->GetY(), &x, &y);
+ m_textCtrl = new wxTreeTextCtrl(this, itemEdit);
- int image_h = 0;
- int image_w = 0;
-
- int image = m_currentEdit->GetCurrentImage();
- if ( image != NO_IMAGE )
- {
- if ( m_imageListNormal )
- {
- m_imageListNormal->GetSize( image, image_w, image_h );
- image_w += 4;
- }
- else
- {
- wxFAIL_MSG(_T("you must create an image list to use images!"));
- }
- }
- x += image_w;
- w -= image_w + 4; // I don't know why +4 is needed
+ m_textCtrl->SetFocus();
+}
- wxTreeTextCtrl *text = new wxTreeTextCtrl(this, -1,
- &m_renameAccept,
- &m_renameRes,
- this,
- s,
- wxPoint(x-4,y-4),
- wxSize(w+11,h+8));
- text->SetFocus();
+// returns a pointer to the text edit control if the item is being
+// edited, NULL otherwise (it's assumed that no more than one item may
+// be edited simultaneously)
+wxTextCtrl* wxGenericTreeCtrl::GetEditControl() const
+{
+ return m_textCtrl;
}
-void wxGenericTreeCtrl::OnRenameTimer()
+bool wxGenericTreeCtrl::OnRenameAccept(wxGenericTreeItem *item,
+ const wxString& value)
{
- Edit( m_current );
+ wxTreeEvent le( wxEVT_COMMAND_TREE_END_LABEL_EDIT, GetId() );
+ le.m_item = (long) item;
+ le.SetEventObject( this );
+ le.m_label = value;
+ le.m_editCancelled = FALSE;
+
+ return !GetEventHandler()->ProcessEvent( le ) || le.IsAllowed();
}
-void wxGenericTreeCtrl::OnRenameAccept()
+void wxGenericTreeCtrl::OnRenameCancelled(wxGenericTreeItem *item)
{
- // TODO if the validator fails this causes a crash
+ // let owner know that the edit was cancelled
wxTreeEvent le( wxEVT_COMMAND_TREE_END_LABEL_EDIT, GetId() );
- le.m_item = (long) m_currentEdit;
+ le.m_item = (long) item;
le.SetEventObject( this );
- le.m_label = m_renameRes;
+ le.m_label = wxEmptyString;
+ le.m_editCancelled = FALSE;
+
GetEventHandler()->ProcessEvent( le );
+}
+
- if (!le.IsAllowed()) return;
- SetItemText( m_currentEdit, m_renameRes );
+
+void wxGenericTreeCtrl::OnRenameTimer()
+{
+ Edit( m_current );
}
void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event )
projects / wxWidgets.git / blobdiff