#include "wx/window.h"
#include "wx/app.h"
#include "wx/gdicmn.h"
+#include <wx/intl.h>
#include "gdk/gdkprivate.h"
wxDropTarget::wxDropTarget()
{
-};
+}
wxDropTarget::~wxDropTarget()
{
-};
+}
void wxDropTarget::Drop( GdkEvent *event, int x, int y )
{
printf( "Drop data is of type %s.\n", event->dropdataavailable.data_type );
OnDrop( x, y, (char *)event->dropdataavailable.data);
-};
+}
void wxDropTarget::UnregisterWidget( GtkWidget *widget )
{
- gtk_widget_dnd_drop_set( widget, FALSE, NULL, 0, FALSE );
-};
+ if (!widget) return;
+
+ gtk_widget_dnd_drop_set( widget, FALSE, (gchar **) NULL, 0, FALSE );
+}
+
+void wxDropTarget::RegisterWidget( GtkWidget *widget )
+{
+ wxString formats;
+ int valid = 0;
+
+ for ( size_t i = 0; i < GetFormatCount(); i++ )
+ {
+ wxDataFormat df = GetFormat( i );
+ switch (df)
+ {
+ case wxDF_TEXT:
+ if (i > 0) formats += ";";
+ formats += "text/plain";
+ valid++;
+ break;
+ case wxDF_FILENAME:
+ if (i > 0) formats += ";";
+ formats += "url:any";
+ valid++;
+ break;
+ default:
+ break;
+ }
+ }
+
+ char *str = WXSTRINGCAST formats;
+
+ gtk_widget_dnd_drop_set( widget, TRUE, &str, valid, FALSE );
+}
// ----------------------------------------------------------------------------
// wxTextDropTarget
{
OnDropText( x, y, (const char*)pData );
return TRUE;
-};
+}
bool wxTextDropTarget::OnDropText( long x, long y, const char *psz )
{
printf( "Got dropped text: %s.\n", psz );
printf( "At x: %d, y: %d.\n", (int)x, (int)y );
return TRUE;
-};
+}
+
+size_t wxTextDropTarget::GetFormatCount() const
+{
+ return 1;
+}
+
+wxDataFormat wxTextDropTarget::GetFormat(size_t WXUNUSED(n)) const
+{
+ return wxDF_TEXT;
+}
+
+// ----------------------------------------------------------------------------
+// wxFileDropTarget
+// ----------------------------------------------------------------------------
+
+bool wxFileDropTarget::OnDropFiles( long x, long y, size_t nFiles, const char * const WXUNUSED(aszFiles)[] )
+{
+ printf( "Got %d dropped files.\n", (int)nFiles );
+ printf( "At x: %d, y: %d.\n", (int)x, (int)y );
+ return TRUE;
+}
-void wxTextDropTarget::RegisterWidget( GtkWidget *widget )
+bool wxFileDropTarget::OnDrop(long x, long y, const void *WXUNUSED(pData) )
{
- char *accepted_drop_types[] = { "text/plain" };
- gtk_widget_dnd_drop_set( widget, TRUE, accepted_drop_types, 1, FALSE );
-};
+ char *str = "/this/is/a/path.txt";
+
+ return OnDropFiles(x, y, 1, &str );
+}
+
+size_t wxFileDropTarget::GetFormatCount() const
+{
+ return 1;
+}
+
+wxDataFormat wxFileDropTarget::GetFormat(size_t WXUNUSED(n)) const
+{
+ return wxDF_FILENAME;
+}
//-------------------------------------------------------------------------
-// wxDragSource
+// wxDropSource
//-------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// drag request
-void gtk_drag_callback( GtkWidget *widget, GdkEvent *event, wxDragSource *drag )
+void gtk_drag_callback( GtkWidget *widget, GdkEvent *event, wxDropSource *source )
{
- printf( "OnDragRequest.\n" );
+ printf( "Data requested for dropping.\n" );
+
+ wxDataObject *data = source->m_data;
+
+ size_t size = data->GetDataSize();
+ char *ptr = new char[size];
+ data->GetDataHere( ptr );
+
+ gtk_widget_dnd_data_set( widget, event, ptr, size );
+
+ delete ptr;
- gtk_widget_dnd_data_set( widget, event, drag->m_data, drag->m_size );
-};
+ source->m_retValue = wxDropSource::Copy;
+}
-wxDragSource::wxDragSource( wxWindow *win )
+wxDropSource::wxDropSource( wxWindow *win )
{
g_blockEventsOnDrag = TRUE;
+
+ m_window = win;
+ m_widget = win->m_widget;
+ if (win->m_wxwindow) m_widget = win->m_wxwindow;
+
+ m_data = (wxDataObject *) NULL;
+ m_retValue = Cancel;
+
+ m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
+ m_goaheadCursor = wxCursor( wxCURSOR_HAND );
+}
+wxDropSource::wxDropSource( wxDataObject &data, wxWindow *win )
+{
+ g_blockEventsOnDrag = TRUE;
+
m_window = win;
m_widget = win->m_widget;
if (win->m_wxwindow) m_widget = win->m_wxwindow;
-
- m_data = NULL;
- m_size = 0;
+ m_retValue = Cancel;
+ m_data = &data;
+
m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
m_goaheadCursor = wxCursor( wxCURSOR_HAND );
-};
+}
-wxDragSource::~wxDragSource(void)
+void wxDropSource::SetData( wxDataObject &data )
{
- g_blockEventsOnDrag = FALSE;
-};
-
-void wxDragSource::SetData( char *data, const long size )
+ m_data = &data;
+}
+
+wxDropSource::~wxDropSource(void)
{
- m_size = size;
- m_data = data;
-};
+// if (m_data) delete m_data;
-void wxDragSource::Start( int x, int y )
+ g_blockEventsOnDrag = FALSE;
+}
+
+wxDropSource::DragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
{
- if (gdk_dnd.dnd_grabbed) return;
- if (gdk_dnd.drag_really) return;
- if (m_size == 0) return;
- if (!m_data) return;
+ if (gdk_dnd.dnd_grabbed) return (wxDropSource::DragResult) None;
+ if (gdk_dnd.drag_really) return (wxDropSource::DragResult) None;
+
+ wxASSERT_MSG( m_data, "wxDragSource: no data" );
+
+ if (!m_data) return (wxDropSource::DragResult) None;
+ if (m_data->GetDataSize() == 0) return (wxDropSource::DragResult) None;
GdkWindowPrivate *wp = (GdkWindowPrivate*) m_widget->window;
RegisterWindow();
- ConnectWindow();
gdk_dnd.drag_perhaps = TRUE;
if (gdk_dnd.drag_startwindows)
{
g_free( gdk_dnd.drag_startwindows );
- gdk_dnd.drag_startwindows = NULL;
- };
+ gdk_dnd.drag_startwindows = (GdkWindow **) NULL;
+ }
gdk_dnd.drag_numwindows = gdk_dnd.drag_really = 0;
XWindowAttributes dnd_winattr;
gdk_dnd.dnd_grabbed = TRUE;
gdk_dnd.drag_really = 1;
+
+ int x = 0;
+ int y = 0;
+ gdk_window_get_pointer( m_widget->window, &x, &y, (GdkModifierType *) NULL );
+
gdk_dnd_display_drag_cursor( x, y, FALSE, TRUE );
while (gdk_dnd.drag_really || gdk_dnd.drag_perhaps) wxYield();
- UnconnectWindow();
UnregisterWindow();
-};
+
+ g_blockEventsOnDrag = FALSE;
+
+ return m_retValue;
+}
-void wxDragSource::ConnectWindow(void)
+void wxDropSource::RegisterWindow(void)
{
- gtk_signal_connect( GTK_OBJECT(m_widget), "drag_request_event",
- GTK_SIGNAL_FUNC(gtk_drag_callback), (gpointer)this );
-};
+ if (!m_data) return;
-void wxDragSource::UnconnectWindow(void)
-{
- if (!m_widget) return;
+ wxString formats;
+
+ wxDataFormat df = m_data->GetPreferredFormat();
- gtk_signal_disconnect_by_data( GTK_OBJECT(m_widget), (gpointer)this );
-};
-
-void wxDragSource::UnregisterWindow(void)
-{
- if (!m_widget) return;
+ switch (df)
+ {
+ case wxDF_TEXT:
+ formats += "text/plain";
+ break;
+ case wxDF_FILENAME:
+ formats += "url:any";
+ break;
+ default:
+ break;
+ }
- gtk_widget_dnd_drag_set( m_widget, FALSE, NULL, 0 );
-};
+ char *str = WXSTRINGCAST formats;
-//-------------------------------------------------------------------------
-// wxTextDragSource
-//-------------------------------------------------------------------------
+ gtk_widget_dnd_drag_set( m_widget, TRUE, &str, 1 );
-void wxTextDragSource::SetTextData( const wxString &text )
-{
- m_tmp = text;
- SetData( WXSTRINGCAST(m_tmp), m_tmp.Length()+1 );
-};
+ gtk_signal_connect( GTK_OBJECT(m_widget), "drag_request_event",
+ GTK_SIGNAL_FUNC(gtk_drag_callback), (gpointer)this );
+}
-void wxTextDragSource::RegisterWindow(void)
+void wxDropSource::UnregisterWindow(void)
{
if (!m_widget) return;
- char *accepted_drop_types[] = { "text/plain" };
- gtk_widget_dnd_drag_set( m_widget, TRUE, accepted_drop_types, 1 );
-};
-
+ gtk_widget_dnd_drag_set( m_widget, FALSE, (gchar **) NULL, 0 );
+
+ gtk_signal_disconnect_by_data( GTK_OBJECT(m_widget), (gpointer)this );
+}
projects / wxWidgets.git / blobdiff