+/////////////////////////////////////////////////////////////////////////////
+// Name: treectrl.cpp
+// Purpose:
+// Author: Denis Pershin
+// Created: 07/05/98
+// Id: $Id$
+// Copyright: (c) 1998 Denis Pershin and Julian Smart
+// Licence: wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef __GNUG__
+#pragma implementation "treectrlgtk.h"
+#endif
+
+#include "wx/gtk/treectrl.h"
+#include "wx/settings.h"
+#include "wx/log.h"
+
+#ifdef USE_GDK_IMLIB
+#include "../gdk_imlib/gdk_imlib.h"
+#endif
+
+//-----------------------------------------------------------------------------
+// wxTreeItem
+//-----------------------------------------------------------------------------
+
+// clicked
+
+void gtk_treeitem_expand_callback(GtkWidget *WXUNUSED(widget), wxTreeItem *treeitem) {
+ treeitem->SendExpanding(treeitem->m_owner);
+ treeitem->SendExpand(treeitem->m_owner);
+};
+
+void gtk_treeitem_collapse_callback( GtkWidget *WXUNUSED(widget), wxTreeItem *treeitem) {
+ treeitem->SendCollapsing(treeitem->m_owner);
+ treeitem->SendCollapse(treeitem->m_owner);
+};
+
+void gtk_treeitem_select_callback( GtkWidget *WXUNUSED(widget), wxTreeItem *treeitem) {
+ treeitem->SendSelChanging(treeitem->m_owner);
+ treeitem->m_state |= wxTREE_STATE_SELECTED;
+ treeitem->SendSelChanged(treeitem->m_owner);
+}
+
+void gtk_treeitem_deselect_callback( GtkWidget *WXUNUSED(widget), wxTreeItem *treeitem) {
+ treeitem->SendSelChanging(treeitem->m_owner);
+ treeitem->m_state &= !wxTREE_STATE_SELECTED;
+ treeitem->SendSelChanged(treeitem->m_owner);
+}
+
+IMPLEMENT_DYNAMIC_CLASS(wxTreeItem, wxObject)
+
+wxTreeItem::wxTreeItem() {
+ m_mask = 0;
+ m_itemId = 0;
+ m_state = 0;
+ m_stateMask = 0;
+ m_image = -1;
+ m_children = 0;
+ m_selectedImage = -1;
+ m_tree = NULL;
+ m_parentwidget = NULL;
+ m_widget = NULL;
+ m_data = 0;
+ m_owner = 0;
+ expand_handler = 0;
+ collapse_handler = 0;
+};
+
+wxTreeItem::wxTreeItem(GtkWidget *parent, const wxTreeItem &item) {
+ m_mask = item.m_mask;
+ m_text = item.m_text;
+ m_itemId = item.m_itemId;
+ m_state = item.m_state;
+ m_stateMask = item.m_stateMask;
+ m_image = item.m_image;
+ m_tree = NULL;
+ m_owner = 0;
+ m_selectedImage = item.m_selectedImage;
+ m_children = item.m_children;
+ m_childlist = item.m_childlist;
+ m_data = item.m_data;
+ m_parentwidget = parent;
+ expand_handler = 0;
+ collapse_handler = 0;
+
+ Create();
+}
+
+void wxTreeItem::Create() {
+ wxASSERT(m_parentwidget != NULL);
+
+ m_widget = GTK_TREE_ITEM(gtk_tree_item_new_with_label ((char *)(const char *)m_text));
+ gtk_container_add (GTK_CONTAINER(m_parentwidget), GTK_WIDGET(m_widget));
+ gtk_widget_show(GTK_WIDGET(m_widget));
+
+ gtk_signal_connect(GTK_OBJECT(m_widget), "select",
+ GTK_SIGNAL_FUNC(gtk_treeitem_select_callback), (gpointer)this );
+
+ gtk_signal_connect(GTK_OBJECT(m_widget), "deselect",
+ GTK_SIGNAL_FUNC(gtk_treeitem_deselect_callback), (gpointer)this );
+
+ if ((m_mask & wxTREE_MASK_CHILDREN) != 0)
+ AddSubtree();
+}
+
+wxTreeItem::~wxTreeItem() {
+ if (m_owner != NULL)
+ SendDelete(m_owner);
+ DeleteChildren();
+ if ((m_widget != NULL) && (m_parentwidget != NULL))
+ gtk_container_remove(GTK_CONTAINER(m_parentwidget),
+ GTK_WIDGET(m_widget));
+// if (m_tree != NULL) {
+// gtk_widget_destroy(GTK_WIDGET(m_tree));
+// m_tree = NULL;
+// }
+
+// if (m_widget != NULL)
+// gtk_widget_destroy(GTK_WIDGET(m_widget));
+}
+
+void wxTreeItem::AddSubtree() {
+ if (m_widget == NULL)
+ return;
+
+ m_tree = GTK_TREE(gtk_tree_new());
+
+ if (expand_handler == 0)
+ expand_handler = gtk_signal_connect(GTK_OBJECT(m_widget), "expand",
+ GTK_SIGNAL_FUNC(gtk_treeitem_expand_callback), (gpointer)this );
+
+ if (collapse_handler == 0)
+ collapse_handler = gtk_signal_connect( GTK_OBJECT(m_widget), "collapse",
+ GTK_SIGNAL_FUNC(gtk_treeitem_collapse_callback), (gpointer)this );
+
+ gtk_tree_item_set_subtree(GTK_TREE_ITEM(m_widget), GTK_WIDGET(m_tree));
+ gtk_widget_show(GTK_WIDGET(m_tree));
+}
+
+void wxTreeItem::AddChild(wxTreeItem *child) {
+ wxASSERT(child != NULL);
+
+ m_childlist.Append(child);
+}
+
+bool wxTreeItem::HasChildren() {
+ return (m_childlist.Number() != 0);
+}
+
+void wxTreeItem::DeleteChildren() {
+ wxTreeItem *item;
+ long no = GetChildrenNumber();
+ for (long i=0; i<no; i++)
+ if ((item = GetChild(i)) != 0)
+ delete item;
+ m_childlist.Clear();
+ m_tree = NULL;
+
+ if ((m_mask & wxTREE_MASK_CHILDREN) != 0)
+ if (m_widget != NULL)
+ if (m_widget->subtree == 0)
+ AddSubtree();
+}
+
+int wxTreeItem::NumberOfVisibleDescendents() {
+ wxTreeItem *item;
+ long no = GetChildrenNumber();
+ long num = 0;
+ for (long i=0; i<no; i++)
+ if ((item = GetChild(i)) != 0)
+ num += item->NumberOfVisibleDescendents();
+
+ num+=no;
+
+ return num;
+}
+
+wxTreeItem *wxTreeItem::FindItem(long itemId) const {
+ if (m_itemId == itemId) return (wxTreeItem*)(this);
+ wxNode *node = m_childlist.First();
+ while (node) {
+ wxTreeItem *item = (wxTreeItem*)node->Data();
+ wxTreeItem *res = item->FindItem( itemId );
+ if (res) return (wxTreeItem*)(res);
+ node = node->Next();
+ };
+ return NULL;
+};
+
+wxTreeItem *wxTreeItem::FindItem(GtkTreeItem *item) const {
+ if (m_widget == item)
+ return (wxTreeItem*)(this);
+ wxNode *node = m_childlist.First();
+ while (node) {
+ wxTreeItem *i = (wxTreeItem*)node->Data();
+ wxTreeItem *res = i->FindItem(item);
+ if (res) return (wxTreeItem*)(res);
+ node = node->Next();
+ };
+ return NULL;
+};
+
+void wxTreeItem::PrepareEvent(wxTreeEvent &event) {
+ event.m_item.m_itemId = m_itemId;
+ event.m_item.m_state = m_state;
+ event.m_item.m_text = m_text;
+ event.m_item.m_image = m_image;
+ event.m_item.m_selectedImage = m_selectedImage;
+ event.m_item.m_children = (GetChildrenNumber() > 0);
+ event.m_item.m_data = m_data;
+ event.m_oldItem = 0;
+ event.m_code = 0;
+// event.m_pointDrag.x = 0;
+// event.m_pointDrag.y = 0;
+};
+
+void wxTreeItem::SendDelete(wxWindow *target) {
+ wxTreeEvent event(wxEVT_COMMAND_TREE_DELETE_ITEM, target->GetId());
+ PrepareEvent(event);
+ event.SetEventObject(target);
+ target->ProcessEvent(event);
+};
+
+void wxTreeItem::SendExpand(wxWindow *target) {
+ wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_EXPANDED, target->GetId());
+ PrepareEvent(event);
+ event.SetEventObject(target);
+ target->ProcessEvent(event);
+};
+
+void wxTreeItem::SendExpanding(wxWindow *target) {
+ wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_EXPANDING, target->GetId());
+ PrepareEvent(event);
+ event.SetEventObject(target);
+ target->ProcessEvent(event);
+};
+
+void wxTreeItem::SendCollapse(wxWindow *target) {
+ wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_COLLAPSED, target->GetId());
+ PrepareEvent(event);
+ event.SetEventObject(target);
+ target->ProcessEvent(event);
+};
+
+void wxTreeItem::SendCollapsing(wxWindow *target) {
+ wxTreeEvent event(wxEVT_COMMAND_TREE_ITEM_COLLAPSING, target->GetId());
+ PrepareEvent(event);
+ event.SetEventObject(target);
+ target->ProcessEvent(event);
+};
+
+void wxTreeItem::SendSelChanged(wxWindow *target) {
+ wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGED, target->GetId());
+ PrepareEvent(event);
+ event.SetEventObject(target);
+ target->ProcessEvent(event);
+};
+
+void wxTreeItem::SendSelChanging(wxWindow *target) {
+ wxTreeEvent event(wxEVT_COMMAND_TREE_SEL_CHANGING, target->GetId());
+ PrepareEvent(event);
+ event.SetEventObject(target);
+ target->ProcessEvent(event);
+};
+
+//-----------------------------------------------------------------------------
+// wxTreeCtrl
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl, wxScrolledWindow)
+
+wxTreeCtrl::wxTreeCtrl() {
+ m_current = NULL;
+ m_lastId = 0;
+ m_isCreated = FALSE;
+ m_imageList = NULL;
+ m_smallImageList = NULL;
+};
+
+wxTreeCtrl::wxTreeCtrl(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos, const wxSize& size,
+ long style, const wxString& name ) {
+ m_current = NULL;
+ m_lastId = 0;
+ m_isCreated = FALSE;
+ m_imageList = NULL;
+ m_smallImageList = NULL;
+ Create( parent, id, pos, size, style, name );
+};
+
+wxTreeCtrl::~wxTreeCtrl() {
+ DeleteAllItems();
+};
+
+bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos, const wxSize& size,
+ long style, const wxString& name ) {
+ m_needParent = TRUE;
+
+ PreCreation( parent, id, pos, size, style, name );
+
+ m_widget = gtk_scrolled_window_new(NULL, NULL);
+ gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(m_widget),
+ GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
+
+ m_tree = GTK_TREE(gtk_tree_new());
+
+/*
+ gtk_signal_connect( GTK_OBJECT(m_tree), "selection_changed",
+ GTK_SIGNAL_FUNC(gtk_treectrl_selection_changed_callback), (gpointer)this);
+ gtk_signal_connect( GTK_OBJECT(m_tree), "select_child",
+ GTK_SIGNAL_FUNC(gtk_treectrl_select_child_callback), (gpointer)this);
+ gtk_signal_connect( GTK_OBJECT(m_tree), "unselect_child",
+ GTK_SIGNAL_FUNC(gtk_treectrl_unselect_child_callback), (gpointer)this);
+*/
+
+ gtk_container_add(GTK_CONTAINER(m_widget), GTK_WIDGET(m_tree));
+ gtk_widget_show(GTK_WIDGET(m_tree));
+
+ PostCreation();
+
+ gtk_widget_realize(GTK_WIDGET(m_tree));
+
+ Show(TRUE);
+
+ return TRUE;
+};
+
+int wxTreeCtrl::GetCount() const
+{
+ if (!m_anchor) return 0;
+ return m_anchor->NumberOfVisibleDescendents();
+};
+
+long wxTreeCtrl::InsertItem(long parent, const wxString& label, long data,
+ int image, int selImage, long insertAfter) {
+ wxTreeItem item;
+ item.m_data = data;
+ if (!label.IsNull() || (label == "")) {
+ item.m_text = label;
+ item.m_mask |= wxTREE_MASK_TEXT;
+ };
+
+ if (image >= 0) {
+ item.m_image = image;
+ item.m_mask |= wxTREE_MASK_IMAGE;
+ };
+
+ if (selImage >= 0) {
+ item.m_selectedImage = selImage;
+ item.m_mask |= wxTREE_MASK_SELECTED_IMAGE;
+ };
+
+ return InsertItem(parent, item, insertAfter);
+};
+
+long wxTreeCtrl::InsertItem( long parent, wxTreeItem &info, long WXUNUSED(insertAfter) ) {
+ int oldMask = info.m_mask;
+ long ret = 0;
+ wxTreeItem *p = NULL;
+ wxTreeItem *new_child;
+
+ if (parent == 0) {
+ if (m_anchor)
+ return -1;
+ } else {
+ p = FindItem(parent);
+ if (!p) return -1;
+ };
+
+ if ((info.m_mask & wxTREE_MASK_HANDLE) == 0) {
+ m_lastId++;
+ info.m_itemId = m_lastId;
+ info.m_mask |= wxTREE_MASK_HANDLE;
+ ret = m_lastId;
+ } else
+ ret = info.m_itemId;
+
+ if (p) {
+ if (p->m_tree == NULL)
+ p->AddSubtree();
+
+ new_child = new wxTreeItem(GTK_WIDGET(p->m_tree), info);
+ p->AddChild(new_child);
+ } else {
+ new_child = new wxTreeItem(GTK_WIDGET(m_tree), info);
+ m_anchor = new_child;
+ }
+
+/* Disabled until wxImageList q solved
+ if ((info.m_mask & wxTREE_MASK_IMAGE) == 0) {
+ wxBitmap *bmp;
+
+ if ((bmp = m_imageList->GetItem(info.m_image))->Ok()) {
+ GdkBitmap *mask = NULL;
+ if (bmp->GetMask()) mask = bmp->GetMask()->GetBitmap();
+ GtkWidget *pixmap = gtk_pixmap_new( bmp->GetPixmap(), mask );
+
+ gtk_widget_set_parent(pixmap, GTK_WIDGET(new_child->m_widget));
+ gtk_widget_show(pixmap);
+ GTK_TREE_ITEM(new_child->m_widget)->pixmaps_box = pixmap;
+ }
+ }
+*/
+
+ new_child->m_owner = this;
+
+ info.m_mask = oldMask;
+ return ret;
+};
+
+
+bool wxTreeCtrl::ExpandItem( long item, int action ) {
+ wxTreeItem *i = FindItem( item );
+ if (!i)
+ return FALSE;
+
+ switch (action) {
+ case wxTREE_EXPAND_EXPAND:
+ gtk_tree_item_expand(GTK_TREE_ITEM(i->m_widget));
+ break;
+
+ case wxTREE_EXPAND_COLLAPSE_RESET:
+ case wxTREE_EXPAND_COLLAPSE:
+ gtk_tree_item_collapse(GTK_TREE_ITEM(i->m_widget));
+ break;
+
+ case wxTREE_EXPAND_TOGGLE:
+ if ((i->GetState() & wxTREE_STATE_EXPANDED) == 0)
+ gtk_tree_item_expand(GTK_TREE_ITEM(i->m_widget));
+ else
+ gtk_tree_item_collapse(GTK_TREE_ITEM(i->m_widget));
+ break;
+ }
+
+ return TRUE;
+};
+
+void wxTreeCtrl::DeleteItem( long item )
+{
+ wxTreeItem *pItem = FindItem( item );
+ wxCHECK_RET( pItem != NULL, "wxTreeCtrl::DeleteItem: no such pItem." );
+
+// pItem->m_parent->m_childlist.DeleteObject(pItem);
+}
+
+void wxTreeCtrl::DeleteChildren( long item )
+{
+ wxTreeItem *pItem = FindItem( item );
+ wxCHECK_RET( pItem != NULL, "wxTreeCtrl::DeleteChildren: no such pItem." );
+
+ pItem->DeleteChildren();
+}
+
+bool wxTreeCtrl::DeleteAllItems()
+{
+ delete m_anchor;
+ m_anchor = NULL;
+ return TRUE;
+};
+
+/*
+bool wxTreeCtrl::GetItem( wxTreeItem &info ) const
+{
+ wxTreeItem *i = FindItem( info.m_itemId );
+ if (!i) return FALSE;
+ i->GetItem( info );
+ return TRUE;
+};
+*/
+
+long wxTreeCtrl::GetItemData( long item ) const
+{
+ wxTreeItem *i = FindItem( item );
+ if (!i) return 0;
+ return i->m_data;
+};
+
+wxString wxTreeCtrl::GetItemText( long item ) const
+{
+ wxTreeItem *i = FindItem( item );
+ if (!i) return "";
+ return i->m_text;
+};
+
+int wxTreeCtrl::GetItemImage(long item) const
+{
+ wxTreeItem *i = FindItem( item );
+ return i == 0 ? -1 : i->GetImage();
+}
+
+long wxTreeCtrl::GetParent( long item ) const
+{
+ wxTreeItem *i = FindItem( item );
+ if (!i) return -1;
+/*
+ i = i->m_parent;
+ if (!i) return -1;
+ return i->m_parent->m_itemId;
+*/
+ return -1;
+};
+
+long wxTreeCtrl::GetRootItem() const
+{
+ if (m_anchor) return m_anchor->m_itemId;
+ return -1;
+};
+
+/*
+long wxTreeCtrl::GetSelection() const
+{
+ return m_current ? m_current->GetItemId() : -1;
+};
+
+bool wxTreeCtrl::SelectItem(long itemId)
+{
+ wxTreeItem *pItem = FindItem(itemId);
+ if ( !pItem ) {
+ wxLogDebug("Can't select an item %d which doesn't exist.", itemId);
+
+ return FALSE;
+ }
+
+ SelectItem(pItem);
+
+ return TRUE;
+};
+
+void wxTreeCtrl::SelectItem(wxTreeItem *item, bool bDoEvents )
+{
+ if (m_current != item)
+ {
+ if (m_current)
+ {
+ m_current->SetHilight( FALSE );
+// RefreshLine( m_current );
+ };
+ m_current = item;
+ m_current->SetHilight( TRUE );
+// RefreshLine( m_current );
+
+ if (bDoEvents) m_current->SendSelected( this );
+ }
+}
+*/
+
+bool wxTreeCtrl::ItemHasChildren( long item ) const
+{
+ wxTreeItem *i = FindItem( item );
+ if (!i) return FALSE;
+ return i->HasChildren();
+};
+
+void wxTreeCtrl::SetIndent( int indent )
+{
+ m_indent = indent;
+ Refresh();
+};
+
+int wxTreeCtrl::GetIndent() const
+{
+ return m_indent;
+};
+
+/*
+bool wxTreeCtrl::SetItem( wxTreeItem &info )
+{
+ wxTreeItem *i = FindItem( info.m_itemId );
+ if (!i) return FALSE;
+ wxClientDC dc(this);
+ i->SetItem( info, &dc );
+ Refresh();
+ return TRUE;
+};
+
+bool wxTreeCtrl::SetItemData( long item, long data )
+{
+ wxTreeItem *i = FindItem( item );
+ if (!i) return FALSE;
+ i->m_data = data;
+ return TRUE;
+};
+
+bool wxTreeCtrl::SetItemText( long item, const wxString &text )
+{
+ wxTreeItem *i = FindItem( item );
+ if (!i) return FALSE;
+ wxClientDC dc(this);
+ i->SetText( text, &dc );
+ return TRUE;
+};
+
+void wxTreeCtrl::SetItemImage(long item, int image, int imageSel) const
+{
+ wxTreeItem *i = FindItem( item );
+ if ( i != 0 ) {
+ i->SetImage(image);
+ i->SetSelectedImage(imageSel);
+ }
+}
+
+long wxTreeCtrl::HitTest( const wxPoint& point, int &flags )
+{
+ flags = 0;
+ if (!m_anchor) return -1;
+ return m_anchor->HitTest( point, flags );
+};
+*/
+
+wxImageList *wxTreeCtrl::GetImageList( int which ) const
+{
+ if (which == wxIMAGE_LIST_NORMAL) return m_imageList;
+ return m_smallImageList;
+};
+
+void wxTreeCtrl::SetImageList( wxImageList *imageList, int which )
+{
+ if (which == wxIMAGE_LIST_NORMAL)
+ {
+ if (m_imageList) delete m_imageList;
+ m_imageList = imageList;
+ }
+ else
+ {
+ if (m_smallImageList) delete m_smallImageList;
+ m_smallImageList = imageList;
+ };
+};
+
+wxTreeItem *wxTreeCtrl::FindItem( long itemId ) const {
+ if (!m_anchor) return NULL;
+ return m_anchor->FindItem( itemId );
+ return 0;
+};
+
+wxTreeItem *wxTreeCtrl::FindItem(GtkTreeItem *item) const {
+ if (!m_anchor) return NULL;
+ return m_anchor->FindItem(item);
+ return 0;
+};
+
+//-----------------------------------------------------------------------------
+// wxTreeEvent
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent,wxCommandEvent)
+
+wxTreeEvent::wxTreeEvent( wxEventType commandType, int id ) :
+ wxCommandEvent( commandType, id )
+{
+ m_code = 0;
+ m_oldItem = 0;
+};
+
+/* Bunch of old code might be useful */
+/*
+ wxBitmap *bmp;
+
+ if ((bmp = m_imageList->GetItem(0))->Ok()) {
+ GdkBitmap *mask = NULL;
+ if (bmp->GetMask()) mask = bmp->GetMask()->GetBitmap();
+ GtkWidget *pixmap = gtk_pixmap_new( bmp->GetPixmap(), mask );
+
+ gtk_widget_set_parent(pixmap, GTK_WIDGET(new_child->m_widget));
+ gtk_widget_show(pixmap);
+ GTK_TREE_ITEM(new_child->m_widget)->pixmaps_box = pixmap;
+ }
+
+ if ((bmp = m_imageList->GetItem(1))->Ok()) {
+ GdkBitmap *mask = NULL;
+ if (bmp->GetMask()) mask = bmp->GetMask()->GetBitmap();
+ GtkWidget *pixmap = gtk_pixmap_new( bmp->GetPixmap(), mask );
+
+ gtk_widget_set_parent(pixmap, GTK_WIDGET(new_child->m_widget));
+ gtk_widget_show(pixmap);
+ GTK_TREE_ITEM(new_child->m_widget)->plus_pix_widget = pixmap;
+ }
+
+ if ((bmp = m_imageList->GetItem(2))->Ok()) {
+ GdkBitmap *mask = NULL;
+ if (bmp->GetMask()) mask = bmp->GetMask()->GetBitmap();
+ GtkWidget *pixmap = gtk_pixmap_new( bmp->GetPixmap(), mask );
+
+ gtk_widget_set_parent(pixmap, GTK_WIDGET(new_child->m_widget));
+ gtk_widget_show(pixmap);
+ GTK_TREE_ITEM(new_child->m_widget)->minus_pix_widget = pixmap;
+ }
+
+ if (p)
+ if (p->m_childlist.Number() == 1) {
+ gtk_tree_item_collapse(GTK_TREE_ITEM(p->m_widget));
+ gtk_tree_item_expand(GTK_TREE_ITEM(p->m_widget));
+ }
+*/
projects / wxWidgets.git / commitdiff
