Starting wxDataView..
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37559 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
parent
2884838a3c
commit
790b137ee9
447
src/gtk/dataview.cpp
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447
src/gtk/dataview.cpp
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/////////////////////////////////////////////////////////////////////////////
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// Name: dataview.cpp
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// Purpose: wxDataViewCtrl GTK+2 implementation
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// Author: Robert Roebling
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// Id: $Id$
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// Copyright: (c) 1998 Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#include "wx/defs.h"
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#if wxUSE_DATAVIEWCTRL
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#include "wx/dataview.h"
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#include "wx/stockitem.h"
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#include "wx/gtk/private.h"
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#include "wx/gtk/win_gtk.h"
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#include <gobject/gvaluecollector.h>
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#include "gtktreemodel.h"
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#include "gtktreedatalist.h"
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#include "gtktreednd.h"
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//-----------------------------------------------------------------------------
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// classes
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//-----------------------------------------------------------------------------
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class wxDataViewCtrl;
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//-----------------------------------------------------------------------------
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// idle system
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//-----------------------------------------------------------------------------
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extern void wxapp_install_idle_handler();
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extern bool g_isIdle;
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//-----------------------------------------------------------------------------
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// data
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//-----------------------------------------------------------------------------
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extern bool g_blockEventsOnDrag;
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//-----------------------------------------------------------------------------
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// define new GTK+ class wxGtkListStore
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//-----------------------------------------------------------------------------
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extern "C" {
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#define GTK_TYPE_WX_LIST_STORE (gtk_wx_list_store_get_type ())
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#define GTK_WX_LIST_STORE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_LIST_STORE, GtkWxListStore))
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#define GTK_WX_LIST_STORE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_LIST_STORE, GtkWxListStoreClass))
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#define GTK_IS_WX_LIST_STORE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_LIST_STORE))
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#define GTK_IS_WX_LIST_STORE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_LIST_STORE))
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#define GTK_WX_LIST_STORE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_LIST_STORE, GtkWxListStoreClass))
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GType gtk_wx_list_store_get_type (void);
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typedef struct _GtkWxListStore GtkWxListStore;
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typedef struct _GtkWxListStoreClass GtkWxListStoreClass;
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struct _GtkWxListStore
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{
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GObject parent;
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/*< private >*/
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gint stamp;
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wxDataViewListModel *model;
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};
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struct _GtkWxListStoreClass
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{
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GObjectClass parent_class;
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};
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static void wxgtk_list_store_init (GtkWxListStore *list_store);
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static void wxgtk_list_store_class_init (GtkWxListStoreClass *class);
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static void wxgtk_list_store_tree_model_init (GtkTreeModelIface *iface);
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static void wxgtk_list_store_finalize (GObject *object);
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static GtkTreeModelFlags wxgtk_list_store_get_flags (GtkTreeModel *tree_model);
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static gint wxgtk_list_store_get_n_columns (GtkTreeModel *tree_model);
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static GType wxgtk_list_store_get_column_type (GtkTreeModel *tree_model,
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gint index);
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static gboolean wxgtk_list_store_get_iter (GtkTreeModel *tree_model,
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GtkTreeIter *iter,
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GtkTreePath *path);
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static GtkTreePath *wxgtk_list_store_get_path (GtkTreeModel *tree_model,
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GtkTreeIter *iter);
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static void wxgtk_list_store_get_value (GtkTreeModel *tree_model,
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GtkTreeIter *iter,
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gint column,
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GValue *value);
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static gboolean wxgtk_list_store_iter_next (GtkTreeModel *tree_model,
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GtkTreeIter *iter);
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static gboolean wxgtk_list_store_iter_children (GtkTreeModel *tree_model,
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GtkTreeIter *iter,
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GtkTreeIter *parent);
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static gboolean wxgtk_list_store_iter_has_child (GtkTreeModel *tree_model,
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GtkTreeIter *iter);
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static gint wxgtk_list_store_iter_n_children (GtkTreeModel *tree_model,
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GtkTreeIter *iter);
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static gboolean wxgtk_list_store_iter_nth_child (GtkTreeModel *tree_model,
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GtkTreeIter *iter,
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GtkTreeIter *parent,
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gint n);
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static gboolean wxgtk_list_store_iter_parent (GtkTreeModel *tree_model,
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GtkTreeIter *iter,
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GtkTreeIter *child);
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static void gtk_list_store_set_n_columns (GtkWxListStore *list_store,
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gint n_columns);
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static void gtk_list_store_set_column_type (GtkWxListStore *list_store,
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gint column,
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GType type);
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static GObjectClass *parent_class = NULL;
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GType
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wxgtk_list_store_get_type (void)
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{
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static GType list_store_type = 0;
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if (!list_store_type)
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{
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static const GTypeInfo list_store_info =
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{
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sizeof (GtkWxListStoreClass),
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NULL, /* base_init */
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NULL, /* base_finalize */
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(GClassInitFunc) wxgtk_list_store_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (GtkWxListStore),
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0,
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(GInstanceInitFunc) wxgtk_list_store_init,
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};
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static const GInterfaceInfo tree_model_info =
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{
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(GInterfaceInitFunc) wxgtk_list_store_tree_model_init,
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NULL,
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NULL
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};
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list_store_type = g_type_register_static (G_TYPE_OBJECT, "GtkWxListStore",
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&list_store_info, 0);
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g_type_add_interface_static (list_store_type,
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GTK_TYPE_TREE_MODEL,
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&tree_model_info);
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}
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return list_store_type;
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}
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static void
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wxgtk_list_store_class_init (GtkWxListStoreClass *class)
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{
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GObjectClass *object_class;
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parent_class = g_type_class_peek_parent (class);
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object_class = (GObjectClass*) class;
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object_class->finalize = wxgtk_list_store_finalize;
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}
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static void
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wxgtk_list_store_tree_model_init (GtkTreeModelIface *iface)
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{
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iface->get_flags = wxgtk_list_store_get_flags;
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iface->get_n_columns = wxgtk_list_store_get_n_columns;
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iface->get_column_type = wxgtk_list_store_get_column_type;
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iface->get_iter = wxgtk_list_store_get_iter;
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iface->get_path = wxgtk_list_store_get_path;
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iface->get_value = wxgtk_list_store_get_value;
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iface->iter_next = wxgtk_list_store_iter_next;
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iface->iter_children = wxgtk_list_store_iter_children;
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iface->iter_has_child = wxgtk_list_store_iter_has_child;
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iface->iter_n_children = wxgtk_list_store_iter_n_children;
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iface->iter_nth_child = wxgtk_list_store_iter_nth_child;
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iface->iter_parent = wxgtk_list_store_iter_parent;
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}
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static void
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wxgtk_list_store_init (GtkWxListStore *list_store)
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{
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list_store->model = NULL;
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list_store->stamp = g_random_init();
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}
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static void
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wxgtk_list_store_finalize (GObject *object)
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{
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GtkWxListStore *list_store = GTK_LIST_STORE (object);
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/* we need to sort out, which class deletes what */
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delete model;
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/* must chain up */
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(* parent_class->finalize) (object);
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}
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} // extern "C"
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//-----------------------------------------------------------------------------
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// implement callbacks from wxGtkListStore class by letting
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// them call the methods of wxWidgets' wxDataViewListModel
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//-----------------------------------------------------------------------------
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static GtkTreeModelFlags
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wxgtk_list_store_get_flags (GtkTreeModel *tree_model)
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{
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g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), 0);
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return GTK_TREE_MODEL_ITERS_PERSIST | GTK_TREE_MODEL_LIST_ONLY;
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}
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static gint
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wxgtk_list_store_get_n_columns (GtkTreeModel *tree_model)
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{
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GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
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g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), 0);
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return list_store->model->GetColumns();
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}
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static GType
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wxgtk_list_store_get_column_type (GtkTreeModel *tree_model,
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gint index)
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{
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GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
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g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), G_TYPE_INVALID);
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GType gtype = G_TYPE_INVALID;
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#if 0
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list_store->model->GetColumnType( index );
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// convert wxtype to GType
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gtype = ..
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#endif
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return gtype;
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}
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static gboolean
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wxgtk_list_store_get_iter (GtkTreeModel *tree_model,
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GtkTreeIter *iter,
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GtkTreePath *path)
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{
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GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
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g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), FALSE);
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g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
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#if 0
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i = gtk_tree_path_get_indices (path)[0];
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if (i >= list_store->length)
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return FALSE;
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list = g_slist_nth (G_SLIST (list_store->root), i);
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/* If this fails, list_store->length has gotten mangled. */
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g_assert (list);
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iter->stamp = list_store->stamp;
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iter->user_data = list;
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#endif
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return TRUE;
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}
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static GtkTreePath *
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wxgtk_list_store_get_path (GtkTreeModel *tree_model,
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GtkTreeIter *iter)
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{
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GtkWxListStore *list_store = (GtkListStore *) tree_model;
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g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), NULL);
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#if 0
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g_return_val_if_fail (iter->stamp == GTK_WX_LIST_STORE (tree_model)->stamp, NULL);
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GtkTreePath *retval;
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GSList *list;
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gint i = 0;
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if (G_SLIST (iter->user_data) == G_SLIST (GTK_LIST_STORE (tree_model)->tail))
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{
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retval = gtk_tree_path_new ();
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gtk_tree_path_append_index (retval, GTK_LIST_STORE (tree_model)->length - 1);
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return retval;
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}
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for (list = G_SLIST (GTK_LIST_STORE (tree_model)->root); list; list = list->next)
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{
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if (list == G_SLIST (iter->user_data))
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break;
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i++;
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}
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if (list == NULL)
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return NULL;
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retval = gtk_tree_path_new ();
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gtk_tree_path_append_index (retval, i);
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return retval;
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#endif
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return NULL;
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}
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static void
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wxgtk_list_store_get_value (GtkTreeModel *tree_model,
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GtkTreeIter *iter,
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gint column,
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GValue *value)
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{
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GtkWxListStore *list_store = (GtkListStore *) tree_model;
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g_return_if_fail (GTK_IS_WX_LIST_STORE (tree_model) );
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#if 0
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GtkTreeDataList *list;
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gint tmp_column = column;
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g_return_if_fail (column < GTK_LIST_STORE (tree_model)->n_columns);
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g_return_if_fail (GTK_LIST_STORE (tree_model)->stamp == iter->stamp);
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list = G_SLIST (iter->user_data)->data;
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while (tmp_column-- > 0 && list)
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list = list->next;
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if (list == NULL)
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g_value_init (value, GTK_LIST_STORE (tree_model)->column_headers[column]);
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else
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_gtk_tree_data_list_node_to_value (list,
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GTK_LIST_STORE (tree_model)->column_headers[column],
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value);
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#endif
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}
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static gboolean
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wxgtk_list_store_iter_next (GtkTreeModel *tree_model,
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GtkTreeIter *iter)
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{
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GtkWxListStore *list_store = (GtkListStore *) tree_model;
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g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), FALSE);
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#if 0
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g_return_val_if_fail (GTK_LIST_STORE (tree_model)->stamp == iter->stamp, FALSE);
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iter->user_data = G_SLIST (iter->user_data)->next;
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return (iter->user_data != NULL);
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#endif
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return NULL;
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}
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static gboolean
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wxgtk_list_store_iter_children (GtkTreeModel *tree_model,
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GtkTreeIter *iter,
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GtkTreeIter *parent)
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{
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/* this is a list, nodes have no children */
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if (parent)
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return FALSE;
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/* but if parent == NULL we return the list itself */
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if (GTK_WX_LIST_STORE (tree_model)->root)
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{
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iter->stamp = GTK_WX_LIST_STORE (tree_model)->stamp;
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iter->user_data = GTK_WX_LIST_STORE (tree_model)->root;
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return TRUE;
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}
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else
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{
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return FALSE;
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}
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}
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static gboolean
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wxgtk_list_store_iter_has_child (GtkTreeModel *tree_model,
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GtkTreeIter *iter)
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{
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return FALSE;
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}
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static gint
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wxgtk_list_store_iter_n_children (GtkTreeModel *tree_model,
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GtkTreeIter *iter)
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{
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g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), -1);
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if (iter == NULL)
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return GTK_WX_LIST_STORE (tree_model)->model->GetLength();
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g_return_val_if_fail (GTK_WX_LIST_STORE (tree_model)->stamp == iter->stamp, -1);
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return 0;
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}
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static gboolean
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wxgtk_list_store_iter_nth_child (GtkTreeModel *tree_model,
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GtkTreeIter *iter,
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GtkTreeIter *parent,
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gint n)
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{
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#if 0
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GSList *child;
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g_return_val_if_fail (GTK_IS_LIST_STORE (tree_model), FALSE);
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if (parent)
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return FALSE;
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child = g_slist_nth (G_SLIST (GTK_LIST_STORE (tree_model)->root), n);
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if (child)
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{
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iter->stamp = GTK_LIST_STORE (tree_model)->stamp;
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iter->user_data = child;
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return TRUE;
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}
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else
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#endif
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return FALSE;
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}
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static gboolean
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wxgtk_list_store_iter_parent (GtkTreeModel *tree_model,
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GtkTreeIter *iter,
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GtkTreeIter *child)
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{
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return FALSE;
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}
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//-----------------------------------------------------------------------------
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// wxDataViewCtrl
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl,wxControl)
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#endif // wxUSE_DATAVIEWCTRL
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