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9861f022c31f3f46b694f77cb166b02452a63b6d
wxWidgets/src/gtk/dataview.cpp
Robert Roebling 9861f022c3 [ 1665996 ] Fixes/extensions to wxDataViewCtrl 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44556 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2007-02-23 07:57:46 +00:00

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/////////////////////////////////////////////////////////////////////////////
// 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)
{
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->GetColumnCount();
}
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->GetColumnType( (unsigned int) index );
if (wxtype == wxT("string"))
gtype = G_TYPE_STRING;
else
{
wxFAIL_MSG( _T("non-string columns not supported yet") );
}
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->GetRowCount())
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->GetColumnType( (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 );
// FIXME: we should support different encodings here
g_value_set_string( value, wxGTK_CONV_SYS(variant.GetString()) );
}
else
{
wxFAIL_MSG( _T("non-string columns not supported yet") );
}
}
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->GetRowCount()-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->GetRowCount();
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->GetRowCount())
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)
{
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();
virtual bool Freed()
{
m_wx_model = NULL;
m_gtk_store = NULL;
return wxDataViewListModelNotifier::Freed();
}
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->GetRowCount()-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,
int align ) :
wxDataViewRendererBase( varianttype, mode, align )
{
m_renderer = NULL;
// NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
// after the m_renderer pointer has been initialized
}
void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
{
GtkCellRendererMode gtkMode;
switch (mode)
{
case wxDATAVIEW_CELL_INERT:
gtkMode = GTK_CELL_RENDERER_MODE_INERT;
break;
case wxDATAVIEW_CELL_ACTIVATABLE:
gtkMode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
break;
case wxDATAVIEW_CELL_EDITABLE:
gtkMode = GTK_CELL_RENDERER_MODE_EDITABLE;
break;
}
GValue gvalue = { 0, };
g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
g_value_set_enum( &gvalue, gtkMode );
g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
g_value_unset( &gvalue );
}
wxDataViewCellMode wxDataViewRenderer::GetMode() const
{
wxDataViewCellMode ret;
GValue gvalue;
g_object_get( G_OBJECT(m_renderer), "mode", &gvalue, NULL);
switch (g_value_get_enum(&gvalue))
{
case GTK_CELL_RENDERER_MODE_INERT:
ret = wxDATAVIEW_CELL_INERT;
break;
case GTK_CELL_RENDERER_MODE_ACTIVATABLE:
ret = wxDATAVIEW_CELL_ACTIVATABLE;
break;
case GTK_CELL_RENDERER_MODE_EDITABLE:
ret = wxDATAVIEW_CELL_EDITABLE;
break;
}
g_value_unset( &gvalue );
return ret;
}
void wxDataViewRenderer::SetAlignment( int align )
{
// horizontal alignment:
gfloat xalign = 0.0;
if (align & wxALIGN_RIGHT)
xalign = 1.0;
else if (align & wxALIGN_CENTER_HORIZONTAL)
xalign = 0.5;
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_FLOAT );
g_value_set_float( &gvalue, xalign );
g_object_set_property( G_OBJECT(m_renderer), "xalign", &gvalue );
g_value_unset( &gvalue );
// vertical alignment:
gfloat yalign = 0.0;
if (align & wxALIGN_BOTTOM)
yalign = 1.0;
else if (align & wxALIGN_CENTER_VERTICAL)
yalign = 0.5;
GValue gvalue2 = { 0, };
g_value_init( &gvalue2, G_TYPE_FLOAT );
g_value_set_float( &gvalue2, yalign );
g_object_set_property( G_OBJECT(m_renderer), "yalign", &gvalue2 );
g_value_unset( &gvalue2 );
}
int wxDataViewRenderer::GetAlignment() const
{
int ret = 0;
GValue gvalue;
// horizontal alignment:
g_object_get( G_OBJECT(m_renderer), "xalign", &gvalue, NULL );
float xalign = g_value_get_float( &gvalue );
if (xalign < 0.5)
ret |= wxALIGN_LEFT;
else if (xalign == 0.5)
ret |= wxALIGN_CENTER_HORIZONTAL;
else
ret |= wxALIGN_RIGHT;
g_value_unset( &gvalue );
// vertical alignment:
g_object_get( G_OBJECT(m_renderer), "yalign", &gvalue, NULL );
float yalign = g_value_get_float( &gvalue );
if (yalign < 0.5)
ret |= wxALIGN_TOP;
else if (yalign == 0.5)
ret |= wxALIGN_CENTER_VERTICAL;
else
ret |= wxALIGN_BOTTOM;
g_value_unset( &gvalue );
return ret;
}
// ---------------------------------------------------------
// 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,
int align ) :
wxDataViewRenderer( varianttype, mode, align )
{
m_renderer = (GtkWidget*) gtk_cell_renderer_text_new();
if (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 );
}
SetMode(mode);
SetAlignment(align);
}
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_FONT( tmp, GetOwner()->GetOwner()->GetFont() ) );
g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
g_value_unset( &gvalue );
return true;
}
bool wxDataViewTextRenderer::GetValue( wxVariant &value ) const
{
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;
}
void wxDataViewTextRenderer::SetAlignment( int align )
{
wxDataViewRenderer::SetAlignment(align);
// horizontal alignment:
PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
if (align & wxALIGN_RIGHT)
pangoAlign = PANGO_ALIGN_RIGHT;
else if (align & wxALIGN_CENTER_HORIZONTAL)
pangoAlign = PANGO_ALIGN_CENTER;
GValue gvalue = { 0, };
g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
g_value_set_enum( &gvalue, pangoAlign );
g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
g_value_unset( &gvalue );
}
// ---------------------------------------------------------
// wxDataViewBitmapRenderer
// ---------------------------------------------------------
IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
int align ) :
wxDataViewRenderer( varianttype, mode, align )
{
m_renderer = (GtkWidget*) gtk_cell_renderer_pixbuf_new();
SetMode(mode);
SetAlignment(align);
}
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 ) const
{
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, int align ) :
wxDataViewRenderer( varianttype, mode, align )
{
m_renderer = (GtkWidget*) gtk_cell_renderer_toggle_new();
if (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 );
}
SetMode(mode);
SetAlignment(align);
}
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 ) const
{
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, int align,
bool no_init ) :
wxDataViewRenderer( varianttype, mode, align )
{
m_dc = NULL;
if (no_init)
m_renderer = NULL;
else
Init(mode, align);
}
bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
{
GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
renderer->cell = this;
m_renderer = (GtkWidget*) renderer;
SetMode(mode);
SetAlignment(align);
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, int align ) :
wxDataViewCustomRenderer( varianttype, mode, align, true )
{
m_label = label;
m_value = 0;
#ifdef __WXGTK26__
if (!gtk_check_version(2,6,0))
{
m_renderer = (GtkWidget*) gtk_cell_renderer_progress_new();
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_STRING );
// FIXME: font encoding support
g_value_set_string( &gvalue, wxGTK_CONV_SYS(m_label) );
g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
g_value_unset( &gvalue );
SetMode(mode);
SetAlignment(align);
}
else
#endif
{
// Use custom cell code
wxDataViewCustomRenderer::Init(mode, align);
}
}
wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
{
}
bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
{
#ifdef __WXGTK26__
if (!gtk_check_version(2,6,0))
{
gint tmp = (long) value;
GValue gvalue = { 0, };
g_value_init( &gvalue, G_TYPE_INT );
g_value_set_int( &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::GetValue( wxVariant &value ) const
{
return false;
}
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() const
{
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, int align ) :
wxDataViewCustomRenderer( varianttype, mode, align )
{
SetMode(mode);
SetAlignment(align);
}
bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
{
m_date = value.GetDateTime();
return true;
}
bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const
{
return false;
}
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() const
{
wxString tmp = m_date.FormatDate();
wxCoord x,y,d;
GetView()->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
// ---------------------------------------------------------
static gboolean
gtk_dataview_header_button_press_callback( GtkWidget *widget,
GdkEventButton *gdk_event,
wxDataViewColumn *column )
{
if (gdk_event->type != GDK_BUTTON_PRESS)
return TRUE;
if (gdk_event->button == 1)
{
wxDataViewCtrl *dv = column->GetOwner();
wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, dv->GetId() );
event.SetDataViewColumn( column );
event.SetModel( dv->GetModel() );
dv->GetEventHandler()->ProcessEvent( event );
}
return TRUE;
}
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,
wxAlignment align, int flags ) :
wxDataViewColumnBase( title, cell, model_column, width, align, flags )
{
Init( align, flags, width );
gtk_tree_view_column_set_clickable( GTK_TREE_VIEW_COLUMN(m_column), TRUE );
SetTitle( title );
}
wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
unsigned int model_column, int width,
wxAlignment align, int flags ) :
wxDataViewColumnBase( bitmap, cell, model_column, width, align, flags )
{
Init( align, flags, width );
SetBitmap( bitmap );
}
void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
{
m_isConnected = false;
GtkCellRenderer *renderer = (GtkCellRenderer *) GetRenderer()->GetGtkHandle();
GtkTreeViewColumn *column = gtk_tree_view_column_new();
m_column = (GtkWidget*) column;
SetFlags( flags );
SetAlignment( align );
// NOTE: we prefer not to call SetMinWidth(wxDVC_DEFAULT_MINWIDTH);
// as GTK+ is smart and unless explicitely told, will set the minimal
// width to the title's lenght, which is a better default
// the GTK_TREE_VIEW_COLUMN_FIXED is required by the "fixed height" mode
// that we use for the wxDataViewCtrl
gtk_tree_view_column_set_fixed_width( column, width < 0 ? wxDVC_DEFAULT_WIDTH : width );
gtk_tree_view_column_set_sizing( column, GTK_TREE_VIEW_COLUMN_FIXED );
gtk_tree_view_column_pack_end( column, renderer, TRUE );
gtk_tree_view_column_set_cell_data_func( column, renderer,
wxGtkTreeCellDataFunc, (gpointer) GetRenderer(), NULL );
}
wxDataViewColumn::~wxDataViewColumn()
{
}
void wxDataViewColumn::OnInternalIdle()
{
if (m_isConnected)
return;
if (GTK_WIDGET_REALIZED(GetOwner()->m_treeview))
{
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
if (column->button)
{
g_signal_connect(column->button, "button_press_event",
G_CALLBACK (gtk_dataview_header_button_press_callback), this);
m_isConnected = true;
}
}
}
void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
{
wxDataViewColumnBase::SetOwner( owner );
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
gtk_tree_view_column_set_title( column, wxGTK_CONV_FONT(GetTitle(), GetOwner()->GetFont() ) );
}
void wxDataViewColumn::SetTitle( const wxString &title )
{
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
if (m_isConnected)
{
// disconnect before column->button gets recreated
g_signal_handlers_disconnect_by_func( column->button,
(GtkWidget*) gtk_dataview_header_button_press_callback, this);
m_isConnected = false;
}
// FIXME: can it really happen that we don't have the owner here??
wxDataViewCtrl *ctrl = GetOwner();
gtk_tree_view_column_set_title( column, ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
: wxGTK_CONV_SYS(title) );
gtk_tree_view_column_set_widget( column, NULL );
}
wxString wxDataViewColumn::GetTitle() const
{
const gchar *str = gtk_tree_view_column_get_title( GTK_TREE_VIEW_COLUMN(m_column) );
return wxConvFileName->cMB2WX(str);
}
void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
{
wxDataViewColumnBase::SetBitmap( bitmap );
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
if (bitmap.Ok())
{
GtkImage *gtk_image = GTK_IMAGE( gtk_image_new() );
GdkBitmap *mask = (GdkBitmap *) NULL;
if (bitmap.GetMask())
mask = bitmap.GetMask()->GetBitmap();
if (bitmap.HasPixbuf())
{
gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
bitmap.GetPixbuf());
}
else
{
gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
bitmap.GetPixmap(), mask);
}
gtk_widget_show( GTK_WIDGET(gtk_image) );
gtk_tree_view_column_set_widget( column, GTK_WIDGET(gtk_image) );
}
else
{
gtk_tree_view_column_set_widget( column, NULL );
}
}
void wxDataViewColumn::SetHidden( bool hidden )
{
gtk_tree_view_column_set_visible( GTK_TREE_VIEW_COLUMN(m_column), !hidden );
}
void wxDataViewColumn::SetResizeable( bool resizeable )
{
gtk_tree_view_column_set_resizable( GTK_TREE_VIEW_COLUMN(m_column), resizeable );
}
void wxDataViewColumn::SetAlignment( wxAlignment align )
{
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
gfloat xalign = 0.0;
if (align == wxALIGN_RIGHT)
xalign = 1.0;
if (align == wxALIGN_CENTER_HORIZONTAL ||
align == wxALIGN_CENTER)
xalign = 0.5;
gtk_tree_view_column_set_alignment( column, xalign );
}
wxAlignment wxDataViewColumn::GetAlignment() const
{
gfloat xalign = gtk_tree_view_column_get_alignment( GTK_TREE_VIEW_COLUMN(m_column) );
if (xalign == 1.0)
return wxALIGN_RIGHT;
if (xalign == 0.5)
return wxALIGN_CENTER_HORIZONTAL;
return wxALIGN_LEFT;
}
void wxDataViewColumn::SetSortable( bool sortable )
{
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
gtk_tree_view_column_set_sort_indicator( column, sortable );
}
bool wxDataViewColumn::IsSortable() const
{
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
return gtk_tree_view_column_get_sort_indicator( column );
}
bool wxDataViewColumn::IsResizeable() const
{
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
return gtk_tree_view_column_get_resizable( column );
}
bool wxDataViewColumn::IsHidden() const
{
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
return !gtk_tree_view_column_get_visible( column );
}
void wxDataViewColumn::SetSortOrder( bool ascending )
{
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
if (ascending)
gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
else
gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
}
bool wxDataViewColumn::IsSortOrderAscending() const
{
GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
return (gtk_tree_view_column_get_sort_order( column ) != GTK_SORT_DESCENDING);
}
void wxDataViewColumn::SetMinWidth( int width )
{
gtk_tree_view_column_set_min_width( GTK_TREE_VIEW_COLUMN(m_column), width );
}
int wxDataViewColumn::GetMinWidth() const
{
return gtk_tree_view_column_get_min_width( GTK_TREE_VIEW_COLUMN(m_column) );
}
int wxDataViewColumn::GetWidth() const
{
return gtk_tree_view_column_get_width( GTK_TREE_VIEW_COLUMN(m_column) );
}
void wxDataViewColumn::SetWidth( int width )
{
gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width );
}
//-----------------------------------------------------------------------------
// wxDataViewCtrl signal callbacks
//-----------------------------------------------------------------------------
static void
wxdataview_selection_changed_callback( GtkTreeSelection* selection, wxDataViewCtrl *dv )
{
if (!GTK_WIDGET_REALIZED(dv->m_widget))
return;
wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ROW_SELECTED, dv->GetId() );
event.SetRow( dv->GetSelection() );
event.SetModel( dv->GetModel() );
dv->GetEventHandler()->ProcessEvent( event );
}
static void
wxdataview_row_activated_callback( GtkTreeView* treeview, GtkTreePath *path,
GtkTreeViewColumn *column, wxDataViewCtrl *dv )
{
wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ROW_ACTIVATED, dv->GetId() );
unsigned int row = (unsigned int)gtk_tree_path_get_indices (path)[0];
event.SetRow( row );
event.SetModel( dv->GetModel() );
dv->GetEventHandler()->ProcessEvent( event );
}
//-----------------------------------------------------------------------------
// wxDataViewCtrl
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
wxDataViewCtrl::~wxDataViewCtrl()
{
if (m_notifier)
GetModel()->RemoveNotifier( m_notifier );
// remove the model from the GtkTreeView before it gets destroyed by the
// wxDataViewCtrlBase's dtor
gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), NULL );
}
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);
#ifdef __WXGTK26__
if (!gtk_check_version(2,6,0))
gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), TRUE );
#endif
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_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
#ifdef __WXGTK210__
if (!gtk_check_version(2,10,0))
{
GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
if ((style & wxDV_HORIZ_RULES) != 0 &&
(style & wxDV_VERT_RULES) != 0)
grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
else if (style & wxDV_VERT_RULES)
grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
else if (style & wxDV_HORIZ_RULES)
grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
}
else
#endif
gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_HORIZ_RULES) != 0 );
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 );
PostCreation(size);
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);
g_signal_connect_after (m_treeview, "row_activated",
G_CALLBACK (wxdataview_row_activated_callback), this);
return true;
}
void wxDataViewCtrl::OnInternalIdle()
{
wxWindow::OnInternalIdle();
unsigned int cols = GetColumnCount();
unsigned int i;
for (i = 0; i < cols; i++)
{
wxDataViewColumn *col = GetColumn( i );
col->OnInternalIdle();
}
}
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 )
{
GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
if (row < 0)
{
gtk_tree_selection_unselect_all( selection );
}
else
{
GtkTreePath *path = gtk_tree_path_new ();
gtk_tree_path_append_index( path, row );
gtk_tree_selection_select_path( selection, path );
gtk_tree_path_free( path );
}
}
void wxDataViewCtrl::Unselect( unsigned int row )
{
GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
GtkTreePath *path = gtk_tree_path_new ();
gtk_tree_path_append_index( path, row );
gtk_tree_selection_unselect_path( selection, path );
gtk_tree_path_free( path );
}
void wxDataViewCtrl::SetSelectionRange( unsigned int from, unsigned int to )
{
}
void wxDataViewCtrl::SetSelections( const wxArrayInt& aSelections)
{
}
bool wxDataViewCtrl::IsSelected( unsigned int row ) const
{
GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
GtkTreePath *path = gtk_tree_path_new ();
gtk_tree_path_append_index( path, row );
gboolean ret = gtk_tree_selection_path_is_selected( selection, path );
gtk_tree_path_free( path );
return ret;
}
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;
}
// static
wxVisualAttributes
wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
{
return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
}
#endif
// !wxUSE_GENERICDATAVIEWCTRL
#endif
// wxUSE_DATAVIEWCTRL
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