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[wxWidgets.git] / src / gtk1 / dnd.cpp

diff --git a/src/gtk1/dnd.cpp b/src/gtk1/dnd.cpp
index 0b15ec204088fe7d088d241185bdcbca09c898c1..745dec2fdb162fe8c298489e8a37b6356d0ce99d 100644 (file)
--- a/src/gtk1/dnd.cpp
+++ b/src/gtk1/dnd.cpp
@@ -8,7 +8,7 @@
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
-#pragma implementation "dnd.h"
+    #pragma implementation "dnd.h"
 #endif
 
 #include "wx/dnd.h"
@@ -21,12 +21,12 @@
 #include "wx/intl.h"
 #include "wx/utils.h"
 
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
-#include "gdk/gdkprivate.h"
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
+#include <gdk/gdkprivate.h>
 
-#include "gtk/gtkdnd.h"
-#include "gtk/gtkselection.h"
+#include <gtk/gtkdnd.h>
+#include <gtk/gtkselection.h>
 
 //-----------------------------------------------------------------------------
 // idle system
@@ -552,9 +552,6 @@ source_drag_data_get  (GtkWidget          *WXUNUSED(widget),
 #endif
 
     delete[] d;
-
-    /* so far only copy, no moves. TODO. */
-    drop_source->m_retValue = wxDragCopy;
 }
 
 //----------------------------------------------------------------------------
@@ -563,13 +560,12 @@ source_drag_data_get  (GtkWidget          *WXUNUSED(widget),
 
 static void source_drag_data_delete( GtkWidget          *WXUNUSED(widget),
                                      GdkDragContext     *WXUNUSED(context),
-                                     wxDropSource       *drop_source )
+                                     wxDropSource       *WXUNUSED(drop_source) )
 {
-    if (g_isIdle) wxapp_install_idle_handler();
-
-//  printf( "Delete the data!\n" );
+    if (g_isIdle)
+        wxapp_install_idle_handler();
 
-    drop_source->m_retValue = wxDragMove;
+    // printf( "Drag source: drag_data_delete\n" );
 }
 
 //----------------------------------------------------------------------------
@@ -580,9 +576,10 @@ static void source_drag_begin( GtkWidget          *WXUNUSED(widget),
                                GdkDragContext     *WXUNUSED(context),
                                wxDropSource       *WXUNUSED(drop_source) )
 {
-    if (g_isIdle) wxapp_install_idle_handler();
+    if (g_isIdle)
+        wxapp_install_idle_handler();
 
-//  printf( "drag_begin.\n" );
+    // printf( "Drag source: drag_begin.\n" );
 }
 
 //----------------------------------------------------------------------------
@@ -595,7 +592,7 @@ static void source_drag_end( GtkWidget          *WXUNUSED(widget),
 {
     if (g_isIdle) wxapp_install_idle_handler();
 
-//  printf( "drag_end.\n" );
+    // printf( "Drag source: drag_end.\n" );
 
     drop_source->m_waiting = FALSE;
 }
@@ -623,9 +620,11 @@ gtk_dnd_window_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigur
 // wxDropSource
 //---------------------------------------------------------------------------
 
-wxDropSource::wxDropSource( wxWindow *win, const wxIcon &icon )
+wxDropSource::wxDropSource(wxWindow *win,
+                           const wxIcon &iconCopy,
+                           const wxIcon &iconMove,
+                           const wxIcon &iconNone)
 {
-    g_blockEventsOnDrag = TRUE;
     m_waiting = TRUE;
 
     m_iconWindow = (GtkWidget*) NULL;
@@ -636,11 +635,14 @@ wxDropSource::wxDropSource( wxWindow *win, const wxIcon &icon )
 
     m_retValue = wxDragCancel;
 
-    m_icon = icon;
-    if (wxNullIcon == icon) m_icon = wxIcon( page_xpm );
+    SetIcons(iconCopy, iconMove, iconNone);
 }
 
-wxDropSource::wxDropSource( wxDataObject& data, wxWindow *win, const wxIcon &icon )
+wxDropSource::wxDropSource(wxDataObject& data,
+                           wxWindow *win,
+                           const wxIcon &iconCopy,
+                           const wxIcon &iconMove,
+                           const wxIcon &iconNone)
 {
     m_waiting = TRUE;
 
@@ -654,33 +656,64 @@ wxDropSource::wxDropSource( wxDataObject& data, wxWindow *win, const wxIcon &ico
 
     m_retValue = wxDragCancel;
 
-    m_icon = icon;
-    if (wxNullIcon == icon) m_icon = wxIcon( page_xpm );
+    SetIcons(iconCopy, iconMove, iconNone);
+}
+
+void wxDropSource::SetIcons(const wxIcon &iconCopy,
+                            const wxIcon &iconMove,
+                            const wxIcon &iconNone)
+{
+    m_iconCopy = iconCopy;
+    m_iconMove = iconMove;
+    m_iconNone = iconNone;
+
+    if ( !m_iconCopy.Ok() )
+        m_iconCopy = wxIcon(page_xpm);
+    if ( !m_iconMove.Ok() )
+        m_iconMove = m_iconCopy;
+    if ( !m_iconNone.Ok() )
+        m_iconNone = m_iconCopy;
 }
 
 wxDropSource::~wxDropSource()
 {
-    g_blockEventsOnDrag = FALSE;
 }
 
-void wxDropSource::PrepareIcon( int hot_x, int hot_y, GdkDragContext *context )
+void wxDropSource::PrepareIcon( int action, GdkDragContext *context )
 {
-    GdkBitmap *mask = (GdkBitmap *) NULL;
-    if (m_icon.GetMask()) mask = m_icon.GetMask()->GetBitmap();
-    GdkPixmap *pixmap = m_icon.GetPixmap();
+    // get the right icon to display
+    wxIcon *icon = NULL;
+    if ( action & GDK_ACTION_MOVE )
+        icon = &m_iconMove;
+    else if ( action & GDK_ACTION_COPY )
+        icon = &m_iconCopy;
+    else
+        icon = &m_iconNone;
+
+    GdkBitmap *mask;
+    if ( icon->GetMask() )
+        mask = icon->GetMask()->GetBitmap();
+    else
+        mask = (GdkBitmap *)NULL;
+
+    GdkPixmap *pixmap = icon->GetPixmap();
 
     gint width,height;
     gdk_window_get_size (pixmap, &width, &height);
 
     GdkColormap *colormap = gtk_widget_get_colormap( m_widget );
+#ifndef __WXGTK20__
     gtk_widget_push_visual (gdk_colormap_get_visual (colormap));
+#endif
     gtk_widget_push_colormap (colormap);
 
     m_iconWindow = gtk_window_new (GTK_WINDOW_POPUP);
     gtk_widget_set_events (m_iconWindow, GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK);
     gtk_widget_set_app_paintable (GTK_WIDGET (m_iconWindow), TRUE);
 
+#ifndef __WXGTK20__
     gtk_widget_pop_visual ();
+#endif
     gtk_widget_pop_colormap ();
 
     gtk_widget_set_usize (m_iconWindow, width, height);
@@ -694,7 +727,7 @@ void wxDropSource::PrepareIcon( int hot_x, int hot_y, GdkDragContext *context )
     if (mask)
         gtk_widget_shape_combine_mask (m_iconWindow, mask, 0, 0);
 
-    gtk_drag_set_icon_widget( context, m_iconWindow, hot_x, hot_y );
+    gtk_drag_set_icon_widget( context, m_iconWindow, 0, 0 );
 }
 
 wxDragResult wxDropSource::DoDragDrop( bool allowMove )
@@ -707,7 +740,8 @@ wxDragResult wxDropSource::DoDragDrop( bool allowMove )
     if (m_data->GetFormatCount() == 0)
         return (wxDragResult) wxDragNone;
 
-    g_blockEventsOnDrag = TRUE;
+    // disabled for now
+    g_blockEventsOnDrag = FALSE;
 
     RegisterWindow();
 
@@ -751,18 +785,23 @@ wxDragResult wxDropSource::DoDragDrop( bool allowMove )
     if (button_number)
     {
         GdkDragAction action = GDK_ACTION_COPY;
-       if (allowMove) action = (GdkDragAction)(GDK_ACTION_MOVE|GDK_ACTION_COPY);
+        if (allowMove) action = (GdkDragAction)(GDK_ACTION_MOVE|GDK_ACTION_COPY);
         GdkDragContext *context = gtk_drag_begin( m_widget,
-                                              target_list,
-                                             action,
-                                              button_number,  /* number of mouse button which started drag */
-                                              (GdkEvent*) &event );
+                target_list,
+                action,
+                button_number,  /* number of mouse button which started drag */
+                (GdkEvent*) &event );
 
         m_dragContext = context;
 
-        PrepareIcon( 0, 0, context );
+        PrepareIcon( action, context );
 
-        while (m_waiting) gtk_main_iteration();;
+        while (m_waiting) gtk_main_iteration();
+
+        if (context->action == GDK_ACTION_COPY)
+            m_retValue = wxDragCopy;
+        if (context->action == GDK_ACTION_MOVE)
+            m_retValue = wxDragMove;
     }
 
 #if wxUSE_THREADS
@@ -807,5 +846,4 @@ void wxDropSource::UnregisterWindow()
 }
 
 #endif
-
       // wxUSE_DRAG_AND_DROP