Amebis/wxWidgets
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
Files
baa9ebc473dba4e4ca0c4f288e6ed7c8c277295e
wxWidgets/src/gtk/dataview.cpp
Robert Roebling baa9ebc473 Renamed wxDataViewCell to wxDataViewRenderer since the 
class just renders the cell, it doesn't represent one.
    Maybe wxDataViewCellRenderer would be best...


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41596 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2006-10-03 15:24:03 +00:00

1692 lines
52 KiB
C++
Raw Blame History

/////////////////////////////////////////////////////////////////////////////
// Name: src/gtk/dataview.cpp
// Purpose: wxDataViewCtrl GTK+2 implementation
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#if wxUSE_DATAVIEWCTRL
#include "wx/dataview.h"
#ifndef wxUSE_GENERICDATAVIEWCTRL
#ifndef WX_PRECOMP
#include "wx/log.h"
#include "wx/dcclient.h"
#include "wx/sizer.h"
#endif
#include "wx/stockitem.h"
#include "wx/calctrl.h"
#include "wx/popupwin.h"
#include "wx/icon.h"
#include "wx/gtk/private.h"
#include "wx/gtk/win_gtk.h"
#include <gobject/gvaluecollector.h>
#include <gtk/gtktreemodel.h>
#include <gtk/gtktreednd.h>
#include <gdk/gdkkeysyms.h>
//-----------------------------------------------------------------------------
// classes
//-----------------------------------------------------------------------------
class wxDataViewCtrl;
//-----------------------------------------------------------------------------
// data
//-----------------------------------------------------------------------------
extern bool g_blockEventsOnDrag;
//-----------------------------------------------------------------------------
// define new GTK+ class wxGtkListStore
//-----------------------------------------------------------------------------
extern "C" {
#define GTK_TYPE_WX_LIST_STORE (gtk_wx_list_store_get_type ())
#define GTK_WX_LIST_STORE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_LIST_STORE, GtkWxListStore))
#define GTK_WX_LIST_STORE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_LIST_STORE, GtkWxListStoreClass))
#define GTK_IS_WX_LIST_STORE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_LIST_STORE))
#define GTK_IS_WX_LIST_STORE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_LIST_STORE))
#define GTK_WX_LIST_STORE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_LIST_STORE, GtkWxListStoreClass))
GType gtk_wx_list_store_get_type (void);
typedef struct _GtkWxListStore GtkWxListStore;
typedef struct _GtkWxListStoreClass GtkWxListStoreClass;
struct _GtkWxListStore
{
GObject parent;
/*< private >*/
gint stamp;
wxDataViewListModel *model;
};
struct _GtkWxListStoreClass
{
GObjectClass list_parent_class;
};
static GtkWxListStore *wxgtk_list_store_new (void);
static void wxgtk_list_store_init (GtkWxListStore *list_store);
static void wxgtk_list_store_class_init (GtkWxListStoreClass *klass);
static void wxgtk_list_store_tree_model_init (GtkTreeModelIface *iface);
static void wxgtk_list_store_finalize (GObject *object);
static GtkTreeModelFlags wxgtk_list_store_get_flags (GtkTreeModel *tree_model);
static gint wxgtk_list_store_get_n_columns (GtkTreeModel *tree_model);
static GType wxgtk_list_store_get_column_type (GtkTreeModel *tree_model,
gint index);
static gboolean wxgtk_list_store_get_iter (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreePath *path);
static GtkTreePath *wxgtk_list_store_get_path (GtkTreeModel *tree_model,
GtkTreeIter *iter);
static void wxgtk_list_store_get_value (GtkTreeModel *tree_model,
GtkTreeIter *iter,
gint column,
GValue *value);
static gboolean wxgtk_list_store_iter_next (GtkTreeModel *tree_model,
GtkTreeIter *iter);
static gboolean wxgtk_list_store_iter_children (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent);
static gboolean wxgtk_list_store_iter_has_child (GtkTreeModel *tree_model,
GtkTreeIter *iter);
static gint wxgtk_list_store_iter_n_children (GtkTreeModel *tree_model,
GtkTreeIter *iter);
static gboolean wxgtk_list_store_iter_nth_child (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent,
gint n);
static gboolean wxgtk_list_store_iter_parent (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *child);
static GObjectClass *list_parent_class = NULL;
GType
gtk_wx_list_store_get_type (void)
{
static GType list_store_type = 0;
if (!list_store_type)
{
static const GTypeInfo list_store_info =
{
sizeof (GtkWxListStoreClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) wxgtk_list_store_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GtkWxListStore),
0,
(GInstanceInitFunc) wxgtk_list_store_init,
};
static const GInterfaceInfo tree_model_info =
{
(GInterfaceInitFunc) wxgtk_list_store_tree_model_init,
NULL,
NULL
};
list_store_type = g_type_register_static (G_TYPE_OBJECT, "GtkWxListStore",
&list_store_info, (GTypeFlags)0 );
g_type_add_interface_static (list_store_type,
GTK_TYPE_TREE_MODEL,
&tree_model_info);
}
return list_store_type;
}
static GtkWxListStore *
wxgtk_list_store_new(void)
{
GtkWxListStore *retval = (GtkWxListStore *) g_object_new (GTK_TYPE_WX_LIST_STORE, NULL);
return retval;
}
static void
wxgtk_list_store_class_init (GtkWxListStoreClass *klass)
{
list_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
GObjectClass *object_class = (GObjectClass*) klass;
object_class->finalize = wxgtk_list_store_finalize;
}
static void
wxgtk_list_store_tree_model_init (GtkTreeModelIface *iface)
{
iface->get_flags = wxgtk_list_store_get_flags;
iface->get_n_columns = wxgtk_list_store_get_n_columns;
iface->get_column_type = wxgtk_list_store_get_column_type;
iface->get_iter = wxgtk_list_store_get_iter;
iface->get_path = wxgtk_list_store_get_path;
iface->get_value = wxgtk_list_store_get_value;
iface->iter_next = wxgtk_list_store_iter_next;
iface->iter_children = wxgtk_list_store_iter_children;
iface->iter_has_child = wxgtk_list_store_iter_has_child;
iface->iter_n_children = wxgtk_list_store_iter_n_children;
iface->iter_nth_child = wxgtk_list_store_iter_nth_child;
iface->iter_parent = wxgtk_list_store_iter_parent;
}
static void
wxgtk_list_store_init (GtkWxListStore *list_store)
{
list_store->model = NULL;
list_store->stamp = g_random_int();
}
static void
wxgtk_list_store_finalize (GObject *object)
{
/* GtkWxListStore *list_store = GTK_WX_LIST_STORE (object); */
/* we need to sort out, which class deletes what */
/* delete list_store->model; */
/* must chain up */
(* list_parent_class->finalize) (object);
}
} // extern "C"
//-----------------------------------------------------------------------------
// implement callbacks from wxGtkListStore class by letting
// them call the methods of wxWidgets' wxDataViewListModel
//-----------------------------------------------------------------------------
static GtkTreeModelFlags
wxgtk_list_store_get_flags (GtkTreeModel *tree_model)
{
g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), (GtkTreeModelFlags)0 );
// GTK+ list store uses a linked list for storing the
// items and a pointer to a child is used as the member
// field of a GtkTreeIter. This means that the iter is
// valid in the GtkListStore as long as the child exists.
// We use the index of the row and since the index of a
// specific row will change if a row above is deleted,
// the iter does not persist
return /* GTK_TREE_MODEL_ITERS_PERSIST | */ GTK_TREE_MODEL_LIST_ONLY;
}
static gint
wxgtk_list_store_get_n_columns (GtkTreeModel *tree_model)
{
GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), 0);
return list_store->model->GetNumberOfCols();
}
static GType
wxgtk_list_store_get_column_type (GtkTreeModel *tree_model,
gint index)
{
GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), G_TYPE_INVALID);
GType gtype = G_TYPE_INVALID;
wxString wxtype = list_store->model->GetColType( (unsigned int) index );
if (wxtype == wxT("string"))
gtype = G_TYPE_STRING;
return gtype;
}
static gboolean
wxgtk_list_store_get_iter (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreePath *path)
{
GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), FALSE);
g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
unsigned int i = (unsigned int)gtk_tree_path_get_indices (path)[0];
if (i >= list_store->model->GetNumberOfRows())
return FALSE;
iter->stamp = list_store->stamp;
// user_data is just the index
iter->user_data = (gpointer) i;
return TRUE;
}
static GtkTreePath *
wxgtk_list_store_get_path (GtkTreeModel *tree_model,
GtkTreeIter *iter)
{
g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), NULL);
g_return_val_if_fail (iter->stamp == GTK_WX_LIST_STORE (tree_model)->stamp, NULL);
GtkTreePath *retval = gtk_tree_path_new ();
// user_data is just the index
int i = (wxUIntPtr) iter->user_data;
gtk_tree_path_append_index (retval, i);
return retval;
}
static void
wxgtk_list_store_get_value (GtkTreeModel *tree_model,
GtkTreeIter *iter,
gint column,
GValue *value)
{
GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
g_return_if_fail (GTK_IS_WX_LIST_STORE (tree_model) );
wxDataViewListModel *model = list_store->model;
wxString mtype = model->GetColType( (unsigned int) column );
if (mtype == wxT("string"))
{
wxVariant variant;
g_value_init( value, G_TYPE_STRING );
model->GetValue( variant, (unsigned int) column, (unsigned int) iter->user_data );
g_value_set_string( value, wxGTK_CONV(variant.GetString()) );
}
else
{
}
#if 0
GtkTreeDataList *list;
gint tmp_column = column;
g_return_if_fail (column < GTK_LIST_STORE (tree_model)->n_columns);
g_return_if_fail (GTK_LIST_STORE (tree_model)->stamp == iter->stamp);
list = G_SLIST (iter->user_data)->data;
while (tmp_column-- > 0 && list)
list = list->next;
if (list == NULL)
g_value_init (value, GTK_LIST_STORE (tree_model)->column_headers[column]);
else
_gtk_tree_data_list_node_to_value (list,
GTK_LIST_STORE (tree_model)->column_headers[column],
value);
#endif
}
static gboolean
wxgtk_list_store_iter_next (GtkTreeModel *tree_model,
GtkTreeIter *iter)
{
g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), FALSE);
GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
g_return_val_if_fail (list_store->stamp == iter->stamp, FALSE);
int n = (wxUIntPtr) iter->user_data;
if (n == -1)
return FALSE;
if (n >= (int) list_store->model->GetNumberOfRows()-1)
return FALSE;
iter->user_data = (gpointer) ++n;
return TRUE;
}
static gboolean
wxgtk_list_store_iter_children (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent)
{
g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), FALSE);
GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
// this is a list, nodes have no children
if (parent)
return FALSE;
iter->stamp = list_store->stamp;
iter->user_data = (gpointer) -1;
return TRUE;
}
static gboolean
wxgtk_list_store_iter_has_child (GtkTreeModel *tree_model,
GtkTreeIter *iter)
{
return FALSE;
}
static gint
wxgtk_list_store_iter_n_children (GtkTreeModel *tree_model,
GtkTreeIter *iter)
{
g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), -1);
GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
if (iter == NULL)
return (gint) list_store->model->GetNumberOfRows();
g_return_val_if_fail (list_store->stamp == iter->stamp, -1);
return 0;
}
static gboolean
wxgtk_list_store_iter_nth_child (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent,
gint n)
{
g_return_val_if_fail (GTK_IS_WX_LIST_STORE (tree_model), FALSE);
GtkWxListStore *list_store = (GtkWxListStore *) tree_model;
if (parent)
return FALSE;
if (n < 0)
return FALSE;
if (n >= (gint) list_store->model->GetNumberOfRows())
return FALSE;
iter->stamp = list_store->stamp;
iter->user_data = (gpointer) n;
return TRUE;
}
static gboolean
wxgtk_list_store_iter_parent (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *child)
{
return FALSE;
}
//-----------------------------------------------------------------------------
// define new GTK+ class wxGtkRendererRenderer
//-----------------------------------------------------------------------------
extern "C" {
#define GTK_TYPE_WX_CELL_RENDERER (gtk_wx_cell_renderer_get_type ())
#define GTK_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRenderer))
#define GTK_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
#define GTK_IS_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER))
#define GTK_IS_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER))
#define GTK_WX_CELL_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
GType gtk_wx_cell_renderer_get_type (void);
typedef struct _GtkWxCellRenderer GtkWxCellRenderer;
typedef struct _GtkWxCellRendererClass GtkWxCellRendererClass;
struct _GtkWxCellRenderer
{
GtkCellRenderer parent;
/*< private >*/
wxDataViewCustomRenderer *cell;
guint32 last_click;
};
struct _GtkWxCellRendererClass
{
GtkCellRendererClass cell_parent_class;
};
static GtkCellRenderer *gtk_wx_cell_renderer_new (void);
static void gtk_wx_cell_renderer_init (
GtkWxCellRenderer *cell );
static void gtk_wx_cell_renderer_class_init(
GtkWxCellRendererClass *klass );
static void gtk_wx_cell_renderer_finalize (
GObject *object );
static void gtk_wx_cell_renderer_get_size (
GtkCellRenderer *cell,
GtkWidget *widget,
GdkRectangle *rectangle,
gint *x_offset,
gint *y_offset,
gint *width,
gint *height );
static void gtk_wx_cell_renderer_render (
GtkCellRenderer *cell,
GdkWindow *window,
GtkWidget *widget,
GdkRectangle *background_area,
GdkRectangle *cell_area,
GdkRectangle *expose_area,
GtkCellRendererState flags );
static gboolean gtk_wx_cell_renderer_activate(
GtkCellRenderer *cell,
GdkEvent *event,
GtkWidget *widget,
const gchar *path,
GdkRectangle *background_area,
GdkRectangle *cell_area,
GtkCellRendererState flags );
static GObjectClass *cell_parent_class = NULL;
} // extern "C"
GType
gtk_wx_cell_renderer_get_type (void)
{
static GType cell_wx_type = 0;
if (!cell_wx_type)
{
static const GTypeInfo cell_wx_info =
{
sizeof (GtkWxCellRendererClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gtk_wx_cell_renderer_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (GtkWxCellRenderer),
0, /* n_preallocs */
(GInstanceInitFunc) gtk_wx_cell_renderer_init,
};
cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER,
"GtkWxCellRenderer", &cell_wx_info, (GTypeFlags)0 );
}
return cell_wx_type;
}
static void
gtk_wx_cell_renderer_init (GtkWxCellRenderer *cell)
{
cell->cell = NULL;
cell->last_click = 0;
}
static void
gtk_wx_cell_renderer_class_init (GtkWxCellRendererClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
object_class->finalize = gtk_wx_cell_renderer_finalize;
cell_class->get_size = gtk_wx_cell_renderer_get_size;
cell_class->render = gtk_wx_cell_renderer_render;
cell_class->activate = gtk_wx_cell_renderer_activate;
}
static void
gtk_wx_cell_renderer_finalize (GObject *object)
{
/* must chain up */
(* G_OBJECT_CLASS (cell_parent_class)->finalize) (object);
}
GtkCellRenderer*
gtk_wx_cell_renderer_new (void)
{
return (GtkCellRenderer*) g_object_new (GTK_TYPE_WX_CELL_RENDERER, NULL);
}
static void
gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer,
GtkWidget *widget,
GdkRectangle *cell_area,
gint *x_offset,
gint *y_offset,
gint *width,
gint *height)
{
GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
wxDataViewCustomRenderer *cell = wxrenderer->cell;
wxSize size = cell->GetSize();
gint calc_width = (gint) renderer->xpad * 2 + size.x;
gint calc_height = (gint) renderer->ypad * 2 + size.y;
if (x_offset)
*x_offset = 0;
if (y_offset)
*y_offset = 0;
if (cell_area && size.x > 0 && size.y > 0)
{
if (x_offset)
{
*x_offset = (gint)((renderer->xalign *
(cell_area->width - calc_width - 2 * renderer->xpad)));
*x_offset = MAX (*x_offset, 0) + renderer->xpad;
}
if (y_offset)
{
*y_offset = (gint)((renderer->yalign *
(cell_area->height - calc_height - 2 * renderer->ypad)));
*y_offset = MAX (*y_offset, 0) + renderer->ypad;
}
}
if (width)
*width = calc_width;
if (height)
*height = calc_height;
}
static void
gtk_wx_cell_renderer_render (GtkCellRenderer *renderer,
GdkWindow *window,
GtkWidget *widget,
GdkRectangle *background_area,
GdkRectangle *cell_area,
GdkRectangle *expose_area,
GtkCellRendererState flags)
{
GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
wxDataViewCustomRenderer *cell = wxrenderer->cell;
GdkRectangle rect;
gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
&rect.x,
&rect.y,
&rect.width,
&rect.height);
rect.x += cell_area->x;
rect.y += cell_area->y;
rect.width -= renderer->xpad * 2;
rect.height -= renderer->ypad * 2;
GdkRectangle dummy;
if (gdk_rectangle_intersect (expose_area, &rect, &dummy))
{
wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
if (dc->m_window == NULL)
{
dc->m_window = window;
dc->SetUpDC();
}
int state = 0;
if (flags & GTK_CELL_RENDERER_SELECTED)
state |= wxDATAVIEW_CELL_SELECTED;
if (flags & GTK_CELL_RENDERER_PRELIT)
state |= wxDATAVIEW_CELL_PRELIT;
if (flags & GTK_CELL_RENDERER_INSENSITIVE)
state |= wxDATAVIEW_CELL_INSENSITIVE;
if (flags & GTK_CELL_RENDERER_INSENSITIVE)
state |= wxDATAVIEW_CELL_INSENSITIVE;
if (flags & GTK_CELL_RENDERER_FOCUSED)
state |= wxDATAVIEW_CELL_FOCUSED;
cell->Render( renderrect, dc, state );
}
}
static gboolean
gtk_wx_cell_renderer_activate(
GtkCellRenderer *renderer,
GdkEvent *event,
GtkWidget *widget,
const gchar *path,
GdkRectangle *background_area,
GdkRectangle *cell_area,
GtkCellRendererState flags )
{
GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
wxDataViewCustomRenderer *cell = wxrenderer->cell;
GdkRectangle rect;
gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
&rect.x,
&rect.y,
&rect.width,
&rect.height);
rect.x += cell_area->x;
rect.y += cell_area->y;
rect.width -= renderer->xpad * 2;
rect.height -= renderer->ypad * 2;
wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
wxDataViewListModel *model = cell->GetOwner()->GetOwner()->GetModel();
GtkTreePath *treepath = gtk_tree_path_new_from_string( path );
unsigned int model_row = (unsigned int)gtk_tree_path_get_indices (treepath)[0];
gtk_tree_path_free( treepath );
unsigned int model_col = cell->GetOwner()->GetModelColumn();
if (event->type == GDK_BUTTON_PRESS)
{
GdkEventButton *button_event = (GdkEventButton*) event;
wxPoint pt( ((int) button_event->x) - renderrect.x,
((int) button_event->y) - renderrect.y );
bool ret = false;
if (button_event->button == 1)
{
if (cell->LeftClick( pt, renderrect, model, model_col, model_row ))
ret = true;
// TODO: query system double-click time
if (button_event->time - wxrenderer->last_click < 400)
if (cell->Activate( renderrect, model, model_col, model_row ))
ret = true;
}
if (button_event->button == 3)
{
if (cell->RightClick( pt, renderrect, model, model_col, model_row ))
ret = true;
}
wxrenderer->last_click = button_event->time;
return ret;
}
return false;
}
// ---------------------------------------------------------
// wxGtkDataViewListModelNotifier
// ---------------------------------------------------------
class wxGtkDataViewListModelNotifier: public wxDataViewListModelNotifier
{
public:
wxGtkDataViewListModelNotifier( GtkWxListStore* gtk_store, wxDataViewListModel *wx_model );
virtual bool RowAppended();
virtual bool RowPrepended();
virtual bool RowInserted( unsigned int before );
virtual bool RowDeleted( unsigned int row );
virtual bool RowChanged( unsigned int row );
virtual bool ValueChanged( unsigned int col, unsigned int row );
virtual bool RowsReordered( unsigned int *new_order );
virtual bool Cleared();
GtkWxListStore *m_gtk_store;
wxDataViewListModel *m_wx_model;
};
// ---------------------------------------------------------
// wxGtkDataViewListModelNotifier
// ---------------------------------------------------------
wxGtkDataViewListModelNotifier::wxGtkDataViewListModelNotifier(
GtkWxListStore* gtk_store, wxDataViewListModel *wx_model )
{
m_gtk_store = gtk_store;
m_wx_model = wx_model;
}
bool wxGtkDataViewListModelNotifier::RowAppended()
{
unsigned int pos = m_wx_model->GetNumberOfRows()-1;
GtkTreeIter iter;
iter.stamp = m_gtk_store->stamp;
iter.user_data = (gpointer) pos;
GtkTreePath *path = gtk_tree_path_new ();
gtk_tree_path_append_index (path, (gint) pos);
gtk_tree_model_row_inserted (GTK_TREE_MODEL (m_gtk_store), path, &iter);
gtk_tree_path_free (path);
return true;
}
bool wxGtkDataViewListModelNotifier::RowPrepended()
{
GtkTreeIter iter;
iter.stamp = m_gtk_store->stamp;
iter.user_data = (gpointer) 0;
GtkTreePath *path = gtk_tree_path_new ();
gtk_tree_path_append_index (path, (gint) 0);
gtk_tree_model_row_inserted (GTK_TREE_MODEL (m_gtk_store), path, &iter);
gtk_tree_path_free (path);
return true;
}
bool wxGtkDataViewListModelNotifier::RowInserted( unsigned int before )
{
GtkTreeIter iter;
iter.stamp = m_gtk_store->stamp;
iter.user_data = (gpointer) before;
GtkTreePath *path = gtk_tree_path_new ();
gtk_tree_path_append_index (path, (gint) before);
gtk_tree_model_row_inserted (GTK_TREE_MODEL (m_gtk_store), path, &iter);
gtk_tree_path_free (path);
return true;
}
bool wxGtkDataViewListModelNotifier::RowDeleted( unsigned int row )
{
GtkTreePath *path = gtk_tree_path_new ();
gtk_tree_path_append_index (path, (gint) row);
gtk_tree_model_row_deleted (GTK_TREE_MODEL (m_gtk_store), path);
gtk_tree_path_free (path);
return true;
}
bool wxGtkDataViewListModelNotifier::RowChanged( unsigned int row )
{
GtkTreeIter iter;
iter.stamp = m_gtk_store->stamp;
iter.user_data = (gpointer) row;
GtkTreePath *path = gtk_tree_model_get_path (GTK_TREE_MODEL (m_gtk_store), &iter);
gtk_tree_model_row_changed (GTK_TREE_MODEL (m_gtk_store), path, &iter);
gtk_tree_path_free (path);
return true;
}
bool wxGtkDataViewListModelNotifier::ValueChanged( unsigned int model_col, unsigned int model_row )
{
// This adds GTK+'s missing MVC logic for ValueChanged
wxNode *node = GetOwner()->m_viewingColumns.GetFirst();
while (node)
{
wxDataViewViewingColumn* viewing_column = (wxDataViewViewingColumn*) node->GetData();
if (viewing_column->m_modelColumn == model_col)
{
GtkTreeView *widget = GTK_TREE_VIEW(viewing_column->m_viewColumn->GetOwner()->m_treeview);
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(viewing_column->m_viewColumn->GetGtkHandle());
// Get cell area
GtkTreePath *path = gtk_tree_path_new();
gtk_tree_path_append_index( path, model_row );
GdkRectangle cell_area;
gtk_tree_view_get_cell_area( widget, path, column, &cell_area );
gtk_tree_path_free( path );
int ydiff = column->button->allocation.height;
// Redraw
gtk_widget_queue_draw_area( GTK_WIDGET(widget),
cell_area.x, ydiff + cell_area.y, cell_area.width, cell_area.height );
}
node = node->GetNext();
}
return true;
}
bool wxGtkDataViewListModelNotifier::RowsReordered( unsigned int *new_order )
{
// Assume sizeof(unsigned int)= == sizeof(gint)
GtkTreePath *path = gtk_tree_path_new ();
gtk_tree_model_rows_reordered (GTK_TREE_MODEL (m_gtk_store), path, NULL, (gint*)new_order);
gtk_tree_path_free (path);
// This adds GTK+'s missing MVC logic for RowsReordered
wxNode *node = GetOwner()->m_viewingColumns.GetFirst();
while (node)
{
wxDataViewViewingColumn* viewing_column = (wxDataViewViewingColumn*) node->GetData();
GtkTreeView *widget = GTK_TREE_VIEW(viewing_column->m_viewColumn->GetOwner()->m_treeview);
// Doesn't work yet...
gtk_widget_queue_draw( GTK_WIDGET(widget) );
node = node->GetNext();
}
return true;
}
bool wxGtkDataViewListModelNotifier::Cleared()
{
return false;
}
// ---------------------------------------------------------
// wxDataViewRenderer
// ---------------------------------------------------------
IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode ) :
wxDataViewRendererBase( varianttype, mode )
{
m_renderer = NULL;
}
// ---------------------------------------------------------
// wxDataViewTextRenderer
// ---------------------------------------------------------
extern "C" {
static void wxGtkTextRendererEditedCallback( GtkCellRendererText *renderer,
gchar *arg1, gchar *arg2, gpointer user_data );
}
static void wxGtkTextRendererEditedCallback( GtkCellRendererText *renderer,
gchar *arg1, gchar *arg2, gpointer user_data )
{
wxDataViewTextRenderer *cell = (wxDataViewTextRenderer*) user_data;
wxString tmp = wxGTK_CONV_BACK( arg2 );
wxVariant value = tmp;
if (!cell->Validate( value ))
return;
wxDataViewListModel *model = cell->GetOwner()->GetOwner()->GetModel();
GtkTreePath *path = gtk_tree_path_new_from_string( arg1 );
unsigned int model_row = (unsigned int)gtk_tree_path_get_indices (path)[0];
gtk_tree_path_free( path );
unsigned int model_col = cell->GetOwner()->GetModelColumn();
model->SetValue( value, model_col, model_row );
model->ValueChanged( model_col, model_row );
}
IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode ) :
wxDataViewRenderer( varianttype, mode )
{
m_renderer = (void*) gtk_cell_renderer_text_new();
if (m_mode & wxDATAVIEW_CELL_EDITABLE)
{
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_BOOLEAN );
g_value_set_boolean( &gvalue, true );
g_object_set_property( G_OBJECT(m_renderer), "editable", &gvalue );
g_value_unset( &gvalue );
g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
}
}
bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
{
wxString tmp = value;
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_STRING );
g_value_set_string( &gvalue, wxGTK_CONV( tmp ) );
g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
g_value_unset( &gvalue );
return true;
}
bool wxDataViewTextRenderer::GetValue( wxVariant &value )
{
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_STRING );
g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
wxString tmp = wxGTK_CONV_BACK( g_value_get_string( &gvalue ) );
g_value_unset( &gvalue );
value = tmp;
return true;
}
// ---------------------------------------------------------
// wxDataViewBitmapRenderer
// ---------------------------------------------------------
IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode ) :
wxDataViewRenderer( varianttype, mode )
{
m_renderer = (void*) gtk_cell_renderer_pixbuf_new();
}
bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
{
if (value.GetType() == wxT("wxBitmap"))
{
wxBitmap bitmap;
bitmap << value;
// This may create a Pixbuf representation in the
// wxBitmap object (and it will stay there)
GdkPixbuf *pixbuf = bitmap.GetPixbuf();
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_OBJECT );
g_value_set_object( &gvalue, pixbuf );
g_object_set_property( G_OBJECT(m_renderer), "pixbuf", &gvalue );
g_value_unset( &gvalue );
return true;
}
if (value.GetType() == wxT("wxIcon"))
{
wxIcon bitmap;
bitmap << value;
// This may create a Pixbuf representation in the
// wxBitmap object (and it will stay there)
GdkPixbuf *pixbuf = bitmap.GetPixbuf();
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_OBJECT );
g_value_set_object( &gvalue, pixbuf );
g_object_set_property( G_OBJECT(m_renderer), "pixbuf", &gvalue );
g_value_unset( &gvalue );
return true;
}
return false;
}
bool wxDataViewBitmapRenderer::GetValue( wxVariant &value )
{
return false;
}
// ---------------------------------------------------------
// wxDataViewToggleRenderer
// ---------------------------------------------------------
extern "C" {
static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
gchar *path, gpointer user_data );
}
static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
gchar *path, gpointer user_data )
{
wxDataViewToggleRenderer *cell = (wxDataViewToggleRenderer*) user_data;
// get old value
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_BOOLEAN );
g_object_get_property( G_OBJECT(renderer), "active", &gvalue );
bool tmp = g_value_get_boolean( &gvalue );
g_value_unset( &gvalue );
// invert it
tmp = !tmp;
wxVariant value = tmp;
if (!cell->Validate( value ))
return;
wxDataViewListModel *model = cell->GetOwner()->GetOwner()->GetModel();
GtkTreePath *gtk_path = gtk_tree_path_new_from_string( path );
unsigned int model_row = (unsigned int)gtk_tree_path_get_indices (gtk_path)[0];
gtk_tree_path_free( gtk_path );
unsigned int model_col = cell->GetOwner()->GetModelColumn();
model->SetValue( value, model_col, model_row );
model->ValueChanged( model_col, model_row );
}
IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
wxDataViewCellMode mode ) :
wxDataViewRenderer( varianttype, mode )
{
m_renderer = (void*) gtk_cell_renderer_toggle_new();
if (m_mode & wxDATAVIEW_CELL_ACTIVATABLE)
{
g_signal_connect_after( m_renderer, "toggled", G_CALLBACK(wxGtkToggleRendererToggledCallback), this );
}
else
{
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_BOOLEAN );
g_value_set_boolean( &gvalue, false );
g_object_set_property( G_OBJECT(m_renderer), "activatable", &gvalue );
g_value_unset( &gvalue );
GValue gvalue2 = { 0, };
g_value_init( &gvalue2, gtk_cell_renderer_mode_get_type() );
g_value_set_enum( &gvalue2, GTK_CELL_RENDERER_MODE_INERT );
g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue2 );
g_value_unset( &gvalue2 );
}
}
bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
{
bool tmp = value;
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_BOOLEAN );
g_value_set_boolean( &gvalue, tmp );
g_object_set_property( G_OBJECT(m_renderer), "active", &gvalue );
g_value_unset( &gvalue );
return true;
}
bool wxDataViewToggleRenderer::GetValue( wxVariant &value )
{
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_BOOLEAN );
g_object_get_property( G_OBJECT(m_renderer), "active", &gvalue );
bool tmp = g_value_get_boolean( &gvalue );
g_value_unset( &gvalue );
value = tmp;
return true;
}
// ---------------------------------------------------------
// wxDataViewCustomRenderer
// ---------------------------------------------------------
class wxDataViewCtrlDC: public wxWindowDC
{
public:
wxDataViewCtrlDC( wxDataViewCtrl *window )
{
GtkWidget *widget = window->m_treeview;
// Set later
m_window = NULL;
m_context = window->GtkGetPangoDefaultContext();
m_layout = pango_layout_new( m_context );
m_fontdesc = pango_font_description_copy( widget->style->font_desc );
m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
// Set m_window later
// SetUpDC();
// m_owner = window;
}
};
// ---------------------------------------------------------
// wxDataViewCustomRenderer
// ---------------------------------------------------------
IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
wxDataViewCellMode mode, bool no_init ) :
wxDataViewRenderer( varianttype, mode )
{
m_dc = NULL;
if (no_init)
m_renderer = NULL;
else
Init();
}
bool wxDataViewCustomRenderer::Init()
{
GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
renderer->cell = this;
m_renderer = (void*) renderer;
if (m_mode & wxDATAVIEW_CELL_ACTIVATABLE)
{
GValue gvalue = { 0, };
g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
g_value_set_enum( &gvalue, GTK_CELL_RENDERER_MODE_ACTIVATABLE );
g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
g_value_unset( &gvalue );
}
return true;
}
wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
{
if (m_dc)
delete m_dc;
}
wxDC *wxDataViewCustomRenderer::GetDC()
{
if (m_dc == NULL)
{
if (GetOwner() == NULL)
return NULL;
if (GetOwner()->GetOwner() == NULL)
return NULL;
m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
}
return m_dc;
}
// ---------------------------------------------------------
// wxDataViewProgressRenderer
// ---------------------------------------------------------
IMPLEMENT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
const wxString &varianttype, wxDataViewCellMode mode ) :
wxDataViewCustomRenderer( varianttype, mode, true )
{
m_label = label;
m_value = 0;
#ifdef __WXGTK26__
if (!gtk_check_version(2,6,0))
{
m_renderer = (void*) gtk_cell_renderer_progress_new();
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_STRING );
g_value_set_boolean( &gvalue, wxGTK_CONV(m_label) );
g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
g_value_unset( &gvalue );
}
else
#endif
{
// Use custom cell code
wxDataViewCustomRenderer::Init();
}
}
wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
{
}
bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
{
#ifdef __WXGTK26__
if (!gtk_check_version(2,6,0))
{
gint tmp = (int) value;
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_INT );
g_value_set_boolean( &gvalue, tmp );
g_object_set_property( G_OBJECT(m_renderer), "value", &gvalue );
g_value_unset( &gvalue );
}
else
#endif
{
m_value = (long) value;
if (m_value < 0) m_value = 0;
if (m_value > 100) m_value = 100;
}
return true;
}
bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int state )
{
double pct = (double)m_value / 100.0;
wxRect bar = cell;
bar.width = (int)(cell.width * pct);
dc->SetPen( *wxTRANSPARENT_PEN );
dc->SetBrush( *wxBLUE_BRUSH );
dc->DrawRectangle( bar );
dc->SetBrush( *wxTRANSPARENT_BRUSH );
dc->SetPen( *wxBLACK_PEN );
dc->DrawRectangle( cell );
return true;
}
wxSize wxDataViewProgressRenderer::GetSize()
{
return wxSize(40,12);
}
// ---------------------------------------------------------
// wxDataViewDateRenderer
// ---------------------------------------------------------
class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
{
public:
wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
wxDataViewListModel *model, unsigned int col, unsigned int row ) :
wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
{
m_model = model;
m_col = col;
m_row = row;
m_cal = new wxCalendarCtrl( this, -1, *value );
wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
sizer->Add( m_cal, 1, wxGROW );
SetSizer( sizer );
sizer->Fit( this );
}
virtual void OnDismiss()
{
}
void OnCalendar( wxCalendarEvent &event );
wxCalendarCtrl *m_cal;
wxDataViewListModel *m_model;
unsigned int m_col;
unsigned int m_row;
private:
DECLARE_EVENT_TABLE()
};
BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
EVT_CALENDAR( -1, wxDataViewDateRendererPopupTransient::OnCalendar )
END_EVENT_TABLE()
void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
{
wxDateTime date = event.GetDate();
wxVariant value = date;
m_model->SetValue( value, m_col, m_row );
m_model->ValueChanged( m_col, m_row );
DismissAndNotify();
}
IMPLEMENT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
wxDataViewCellMode mode ) :
wxDataViewCustomRenderer( varianttype, mode )
{
}
bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
{
m_date = value.GetDateTime();
return true;
}
bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
{
dc->SetFont( GetOwner()->GetOwner()->GetFont() );
wxString tmp = m_date.FormatDate();
dc->DrawText( tmp, cell.x, cell.y );
return true;
}
wxSize wxDataViewDateRenderer::GetSize()
{
wxDataViewCtrl* view = GetOwner()->GetOwner();
wxString tmp = m_date.FormatDate();
wxCoord x,y,d;
view->GetTextExtent( tmp, &x, &y, &d );
return wxSize(x,y+d);
}
bool wxDataViewDateRenderer::Activate( wxRect cell, wxDataViewListModel *model, unsigned int col, unsigned int row )
{
wxVariant variant;
model->GetValue( variant, col, row );
wxDateTime value = variant.GetDateTime();
wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
GetOwner()->GetOwner()->GetParent(), &value, model, col, row );
wxPoint pos = wxGetMousePosition();
popup->Move( pos );
popup->Layout();
popup->Popup( popup->m_cal );
return true;
}
// ---------------------------------------------------------
// wxDataViewColumn
// ---------------------------------------------------------
extern "C" {
static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *column,
GtkCellRenderer *cell,
GtkTreeModel *model,
GtkTreeIter *iter,
gpointer data );
}
static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *column,
GtkCellRenderer *renderer,
GtkTreeModel *model,
GtkTreeIter *iter,
gpointer data )
{
g_return_if_fail (GTK_IS_WX_LIST_STORE (model));
GtkWxListStore *list_store = (GtkWxListStore *) model;
wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
unsigned int model_row = (unsigned int) iter->user_data;
wxVariant value;
list_store->model->GetValue( value, cell->GetOwner()->GetModelColumn(), model_row );
if (value.GetType() != cell->GetVariantType())
wxLogError( wxT("Wrong type, required: %s but: %s"),
value.GetType().c_str(),
cell->GetVariantType().c_str() );
cell->SetValue( value );
}
IMPLEMENT_CLASS(wxDataViewColumn, wxDataViewColumnBase)
wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell, unsigned int model_column,
int width, int flags ) :
wxDataViewColumnBase( title, cell, model_column, width, flags )
{
GtkCellRenderer *renderer = (GtkCellRenderer *) cell->GetGtkHandle();
GtkTreeViewColumn *column = gtk_tree_view_column_new();
gtk_tree_view_column_set_title( column, wxGTK_CONV(title) );
if (flags & wxDATAVIEW_COL_RESIZABLE)
gtk_tree_view_column_set_resizable( column, true );
if (flags & wxDATAVIEW_COL_HIDDEN)
gtk_tree_view_column_set_visible( column, false );
if (flags & wxDATAVIEW_COL_SORTABLE)
gtk_tree_view_column_set_sort_indicator( column, true );
if (width > 0)
{
gtk_tree_view_column_set_fixed_width( column, width );
gtk_tree_view_column_set_sizing( column, GTK_TREE_VIEW_COLUMN_FIXED );
}
gtk_tree_view_column_pack_end( column, renderer, FALSE );
gtk_tree_view_column_set_cell_data_func( column, renderer,
wxGtkTreeCellDataFunc, (gpointer) cell, NULL );
m_column = (void*) column;
}
wxDataViewColumn::~wxDataViewColumn()
{
}
void wxDataViewColumn::SetTitle( const wxString &title )
{
wxDataViewColumnBase::SetTitle( title );
GtkTreeViewColumn *column = (GtkTreeViewColumn *)m_column;
gtk_tree_view_column_set_title( column, wxGTK_CONV(title) );
}
int wxDataViewColumn::GetWidth()
{
return gtk_tree_view_column_get_width( (GtkTreeViewColumn *)m_column );
}
void wxDataViewColumn::SetFixedWidth( int width )
{
gtk_tree_view_column_set_fixed_width( (GtkTreeViewColumn *)m_column, width );
}
int wxDataViewColumn::GetFixedWidth()
{
return gtk_tree_view_column_get_fixed_width( (GtkTreeViewColumn *)m_column );
}
//-----------------------------------------------------------------------------
// wxDataViewCtrl signal callbacks
//-----------------------------------------------------------------------------
static void
wxdataview_selection_changed_callback( GtkTreeSelection* selection, wxDataViewCtrl *dv )
{
wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ROW_SELECTED, dv->GetId() );
event.SetRow( dv->GetSelection() );
event.SetModel( dv->GetModel() );
dv->GetEventHandler()->ProcessEvent( event );
}
//-----------------------------------------------------------------------------
// wxDataViewCtrl
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
wxDataViewCtrl::~wxDataViewCtrl()
{
if (m_notifier)
GetModel()->RemoveNotifier( m_notifier );
}
void wxDataViewCtrl::Init()
{
m_notifier = NULL;
}
bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
const wxPoint& pos, const wxSize& size,
long style, const wxValidator& validator )
{
Init();
m_needParent = true;
m_acceptsFocus = true;
if (!PreCreation( parent, pos, size ) ||
!CreateBase( parent, id, pos, size, style, validator ))
{
wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
return false;
}
m_widget = gtk_scrolled_window_new (NULL, NULL);
GtkScrolledWindowSetBorder(m_widget, style);
m_treeview = gtk_tree_view_new();
gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
if (style & wxDV_MULTIPLE)
{
GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
}
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
gtk_widget_show (m_treeview);
m_parent->DoAddChild( this );
GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
g_signal_connect_after (selection, "changed",
G_CALLBACK (wxdataview_selection_changed_callback), this);
PostCreation(size);
return true;
}
bool wxDataViewCtrl::AssociateModel( wxDataViewListModel *model )
{
if (!wxDataViewCtrlBase::AssociateModel( model ))
return false;
GtkWxListStore *gtk_store = wxgtk_list_store_new();
gtk_store->model = model;
m_notifier = new wxGtkDataViewListModelNotifier( gtk_store, model );
model->AddNotifier( m_notifier );
gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), GTK_TREE_MODEL(gtk_store) );
g_object_unref( gtk_store );
return true;
}
bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
{
if (!wxDataViewCtrlBase::AppendColumn(col))
return false;
GtkTreeViewColumn *column = (GtkTreeViewColumn *)col->GetGtkHandle();
gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview), column );
return true;
}
void wxDataViewCtrl::SetSelection( int row )
{
}
void wxDataViewCtrl::SetSelectionRange( unsigned int from, unsigned int to )
{
}
void wxDataViewCtrl::SetSelections( const wxArrayInt& aSelections)
{
}
bool wxDataViewCtrl::IsSelected( unsigned int row ) const
{
return false;
}
int wxDataViewCtrl::GetSelection() const
{
GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
if (HasFlag(wxDV_MULTIPLE))
{
GtkTreeModel *model;
GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
// do something
if (list)
{
// list = g_list_nth( list, 0 ); should be a noop
GtkTreePath *path = (GtkTreePath*) list->data;
unsigned int row = (unsigned int)gtk_tree_path_get_indices (path)[0];
// delete list
g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
g_list_free( list );
return (int) row;
}
}
else
{
GtkTreeModel *model;
GtkTreeIter iter;
gboolean has_selection = gtk_tree_selection_get_selected( selection, &model, &iter );
if (has_selection)
{
unsigned int row = (wxUIntPtr) iter.user_data;
return (int) row;
}
}
return -1;
}
int wxDataViewCtrl::GetSelections(wxArrayInt& aSelections) const
{
aSelections.Clear();
GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
if (HasFlag(wxDV_MULTIPLE))
{
GtkTreeModel *model;
GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
int count = 0;
while (list)
{
// list = g_list_nth( list, 0 ); should be a noop
GtkTreePath *path = (GtkTreePath*) list->data;
unsigned int row = (unsigned int)gtk_tree_path_get_indices (path)[0];
aSelections.Add( (int) row );
list = g_list_next( list );
}
// delete list
g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
g_list_free( list );
return count;
}
else
{
GtkTreeModel *model;
GtkTreeIter iter;
gboolean has_selection = gtk_tree_selection_get_selected( selection, &model, &iter );
if (has_selection)
{
unsigned int row = (wxUIntPtr) iter.user_data;
aSelections.Add( (int) row );
return 1;
}
}
return 0;
}
#endif
// !wxUSE_GENERICDATAVIEWCTRL
#endif
// wxUSE_DATAVIEWCTRL
Reference in New Issue View Git Blame Copy Permalink