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[wxWidgets.git] / src / gtk / dcscreen.cpp

diff --git a/src/gtk/dcscreen.cpp b/src/gtk/dcscreen.cpp
index bdb29ad1bd4c3c841b8d3fea980630510af6db30..98832256200d0acb9cfbe40a973007f1794ffbb5 100644 (file)
--- a/src/gtk/dcscreen.cpp
+++ b/src/gtk/dcscreen.cpp
@@ -1,342 +1,82 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        dcscreen.cpp
+// Name:        src/gtk/dcscreen.cpp

 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling

-// Licence:    wxWindows licence
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "dcscreen.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"

 
 #include "wx/dcscreen.h"
 
 #include "wx/dcscreen.h"

-#include "wx/window.h"
-
-//-----------------------------------------------------------------------------
-// global data initialization
-//-----------------------------------------------------------------------------
-
-GdkWindow *wxScreenDC::sm_overlayWindow  = (GdkWindow*) NULL;
-       int wxScreenDC::sm_overlayWindowX = 0;
-       int wxScreenDC::sm_overlayWindowY = 0;
-
-                            
-//-----------------------------------------------------------------------------
-// create X window
-//-----------------------------------------------------------------------------
-
-extern "C" {
-
-#include "gdk/gdk.h"
-#include "gdk/gdkprivate.h"
-#include "gdk/gdkx.h"
-#include <netinet/in.h>
-
-int my_nevent_masks = 17;
-int my_event_masks_table[19] =
-{
-  ExposureMask,
-  PointerMotionMask,
-  PointerMotionHintMask,
-  ButtonMotionMask,
-  Button1MotionMask,
-  Button2MotionMask,
-  Button3MotionMask,
-  ButtonPressMask | OwnerGrabButtonMask,
-  ButtonReleaseMask | OwnerGrabButtonMask,
-  KeyPressMask,
-  KeyReleaseMask,
-  EnterWindowMask,
-  LeaveWindowMask,
-  FocusChangeMask,
-  StructureNotifyMask,
-  PropertyChangeMask,
-  VisibilityChangeMask,
-  0,                           /* PROXIMITY_IN */
-  0                            /* PROXIMTY_OUT */
-};
-
-GdkWindow*
-gdk_window_transparent_new ( GdkWindow     *parent,
-                            GdkWindowAttr *attributes,
-                            gint           attributes_mask)
-{
-  GdkWindow *window;
-  GdkWindowPrivate *gprivate;
-  GdkWindowPrivate *parent_private;
-  GdkVisual *visual;
-  Display *parent_display;
-  Window xparent;
-  Visual *xvisual;
-  XSetWindowAttributes xattributes;
-  long xattributes_mask;
-  XSizeHints size_hints;
-  XWMHints wm_hints;
-  XClassHint *class_hint;
-  int x, y, depth;
-  unsigned int gclass;
-  char *title;
-  int i;
-
-  g_return_val_if_fail (attributes != NULL, NULL);
-
-  if (!parent)
-    parent = (GdkWindow*) &gdk_root_parent;

 
 

-  parent_private = (GdkWindowPrivate*) parent;
-  if (parent_private->destroyed)
-    return NULL;
-
-  xparent = parent_private->xwindow;
-  parent_display = parent_private->xdisplay;
-
-  gprivate = g_new (GdkWindowPrivate, 1);
-  window = (GdkWindow*) gprivate;
-
-  gprivate->parent = parent;
-
-  if (parent_private != &gdk_root_parent)
-    parent_private->children = g_list_prepend (parent_private->children, window);
-
-  gprivate->xdisplay = parent_display;
-  gprivate->destroyed = FALSE;
-  gprivate->resize_count = 0;
-  gprivate->ref_count = 1;
-  xattributes_mask = 0;
-
-  if (attributes_mask & GDK_WA_X)
-    x = attributes->x;
-  else
-    x = 0;
-
-  if (attributes_mask & GDK_WA_Y)
-    y = attributes->y;
-  else
-    y = 0;
-
-  gprivate->x = x;
-  gprivate->y = y;
-  gprivate->width = (attributes->width > 1) ? (attributes->width) : (1);
-  gprivate->height = (attributes->height > 1) ? (attributes->height) : (1);
-  gprivate->window_type = attributes->window_type;
-  gprivate->extension_events = FALSE;
-  
-#ifndef NEW_GTK_DND_CODE
-  gprivate->dnd_drag_data_type = None;
-  gprivate->dnd_drag_data_typesavail =
-    gprivate->dnd_drop_data_typesavail = NULL;
-  gprivate->dnd_drop_enabled = gprivate->dnd_drag_enabled =
-    gprivate->dnd_drag_accepted = gprivate->dnd_drag_datashow =
-    gprivate->dnd_drop_data_numtypesavail =
-    gprivate->dnd_drag_data_numtypesavail = 0;
-  gprivate->dnd_drag_eventmask = gprivate->dnd_drag_savedeventmask = 0;
+#ifndef WX_PRECOMP
+    #include "wx/window.h"

 #endif
 
 #endif
 

-  gprivate->filters = NULL;
-  gprivate->children = NULL;
-
-  window->user_data = NULL;
-
-  if (attributes_mask & GDK_WA_VISUAL)
-    visual = attributes->visual;
-  else
-    visual = gdk_visual_get_system ();
-  xvisual = ((GdkVisualPrivate*) visual)->xvisual;
-
-  xattributes.event_mask = StructureNotifyMask;
-  for (i = 0; i < my_nevent_masks; i++)
-    {
-      if (attributes->event_mask & (1 << (i + 1)))
-       xattributes.event_mask |= my_event_masks_table[i];
-    }
-
-  if (xattributes.event_mask)
-    xattributes_mask |= CWEventMask;
-
-  if(attributes_mask & GDK_WA_NOREDIR) {
-       xattributes.override_redirect =
-               (attributes->override_redirect == FALSE)?False:True;
-       xattributes_mask |= CWOverrideRedirect;
-  } else
-    xattributes.override_redirect = False;
-
-      gclass = InputOutput;
-      depth = visual->depth;
-
-      if (attributes_mask & GDK_WA_COLORMAP)
-       gprivate->colormap = attributes->colormap;
-      else
-       gprivate->colormap = gdk_colormap_get_system ();
-
-         xattributes.colormap = ((GdkColormapPrivate*) gprivate->colormap)->xcolormap;
-         xattributes_mask |= CWColormap;
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+#include <gtk/gtk.h>

 
 

-         xparent = gdk_root_window;

 
 

-         xattributes.save_under = True;
-         xattributes.override_redirect = True;
-         xattributes.cursor = None;
-         xattributes_mask |= CWSaveUnder | CWOverrideRedirect;
-
-  gprivate->xwindow = XCreateWindow (gprivate->xdisplay, xparent,
-                                   x, y, gprivate->width, gprivate->height,
-                                   0, depth, gclass, xvisual,
-                                   xattributes_mask, &xattributes);
-  gdk_window_ref (window);
-  gdk_xid_table_insert (&gprivate->xwindow, window);
-
-  if (gprivate->colormap)
-    gdk_colormap_ref (gprivate->colormap);
-
-      XSetWMProtocols (gprivate->xdisplay, gprivate->xwindow, gdk_wm_window_protocols, 2);
-
-  size_hints.flags = PSize;
-  size_hints.width = gprivate->width;
-  size_hints.height = gprivate->height;
-
-  wm_hints.flags = InputHint | StateHint | WindowGroupHint;
-  wm_hints.window_group = gdk_leader_window;
-  wm_hints.input = True;
-  wm_hints.initial_state = NormalState;
-
-  /* FIXME: Is there any point in doing this? Do any WM's pay
-   * attention to PSize, and even if they do, is this the
-   * correct value???
-   */
-  XSetWMNormalHints (gprivate->xdisplay, gprivate->xwindow, &size_hints);
-
-  XSetWMHints (gprivate->xdisplay, gprivate->xwindow, &wm_hints);
+//-----------------------------------------------------------------------------
+// wxScreenDC
+//-----------------------------------------------------------------------------

 
 

-  if (attributes_mask & GDK_WA_TITLE)
-    title = attributes->title;
-  else
-#if (GTK_MINOR_VERSION == 1)
-    title = "Unknown"; // GLH: Well I don't know for the moment what to write here.
+#if wxUSE_NEW_DC
+IMPLEMENT_ABSTRACT_CLASS(wxGTKScreenImplDC, wxGTKWindowImplDC)

 #else
 #else

-    title = gdk_progname;
+IMPLEMENT_ABSTRACT_CLASS(wxScreenDC,wxWindowDC)

 #endif
 
 #endif
 

-  XmbSetWMProperties (gprivate->xdisplay, gprivate->xwindow,
-                      title, title,
-                      NULL, 0,
-                      NULL, NULL, NULL);
-
-  if (attributes_mask & GDK_WA_WMCLASS)
-    {
-      class_hint = XAllocClassHint ();
-      class_hint->res_name = attributes->wmclass_name;
-      class_hint->res_class = attributes->wmclass_class;
-      XSetClassHint (gprivate->xdisplay, gprivate->xwindow, class_hint);
-      XFree (class_hint);
-    }
+#if wxUSE_NEW_DC
+wxGTKScreenImplDC::wxGTKScreenImplDC( wxScreenDC *owner ) 
+  : wxGTKWindowImplDC( owner )
+{ 
+    Init(); 
+}

 
 

-  return window;
+#else
+wxScreenDC::wxScreenDC() 
+{ 
+    Init(); 

 }
 }

+#endif

 
 

-} // extern "C"
+void wxGTKScreenImplDC::Init()
+{
+    m_ok = false;
+    m_cmap = gdk_colormap_get_system();
+    m_window = gdk_get_default_root_window();

 
 

-//-----------------------------------------------------------------------------
-// wxScreenDC
-//-----------------------------------------------------------------------------
+    m_context = gdk_pango_context_get();
+    // Note: The Sun customised version of Pango shipping with Solaris 10
+    // crashes if the language is left NULL (see bug 1374114)
+    pango_context_set_language( m_context, gtk_get_default_language() );
+    m_layout = pango_layout_new( m_context );
+//    m_fontdesc = pango_font_description_copy( widget->style->font_desc );

 
 

-IMPLEMENT_DYNAMIC_CLASS(wxScreenDC,wxPaintDC)
+    m_isScreenDC = true;

 
 

-wxScreenDC::wxScreenDC(void)
-{
-    m_ok = FALSE;
-    m_window = (GdkWindow *) NULL;
-    m_cmap = gdk_colormap_get_system();
-  
-    if (sm_overlayWindow)
-    {
-        m_window = sm_overlayWindow;
-        m_deviceOriginX = - sm_overlayWindowX;
-        m_deviceOriginY = - sm_overlayWindowY;
-    }
-    else
-    {
-       m_window = GDK_ROOT_PARENT();
-    }
-  

     SetUpDC();
     SetUpDC();

-  
+

     gdk_gc_set_subwindow( m_penGC, GDK_INCLUDE_INFERIORS );
     gdk_gc_set_subwindow( m_brushGC, GDK_INCLUDE_INFERIORS );
     gdk_gc_set_subwindow( m_textGC, GDK_INCLUDE_INFERIORS );
     gdk_gc_set_subwindow( m_bgGC, GDK_INCLUDE_INFERIORS );
 }
 
     gdk_gc_set_subwindow( m_penGC, GDK_INCLUDE_INFERIORS );
     gdk_gc_set_subwindow( m_brushGC, GDK_INCLUDE_INFERIORS );
     gdk_gc_set_subwindow( m_textGC, GDK_INCLUDE_INFERIORS );
     gdk_gc_set_subwindow( m_bgGC, GDK_INCLUDE_INFERIORS );
 }
 

-wxScreenDC::~wxScreenDC(void)
+wxGTKScreenImplDC::~wxGTKScreenImplDC()

 {
 {

-    EndDrawingOnTop();
+    gdk_gc_set_subwindow( m_penGC, GDK_CLIP_BY_CHILDREN );
+    gdk_gc_set_subwindow( m_brushGC, GDK_CLIP_BY_CHILDREN );
+    gdk_gc_set_subwindow( m_textGC, GDK_CLIP_BY_CHILDREN );
+    gdk_gc_set_subwindow( m_bgGC, GDK_CLIP_BY_CHILDREN );

 }
 
 }
 

-bool wxScreenDC::StartDrawingOnTop( wxWindow *window )
+void wxGTKScreenImplDC::DoGetSize(int *width, int *height) const

 {
 {

-    if (!window) return StartDrawingOnTop();
-  
-    int x = 0;
-    int y = 0;
-    window->GetPosition( &x, &y );
-    int w = 0;
-    int h = 0;
-    window->GetSize( &w, &h );
-    window->ClientToScreen( &x, &y );
-  
-    wxRect rect;
-    rect.x = x;
-    rect.y = y;
-    rect.width = 0;
-    rect.height = 0;
-  
-    return StartDrawingOnTop( &rect );
+    wxDisplaySize(width, height);

 }
 }

-
-bool wxScreenDC::StartDrawingOnTop( wxRect *rect )
-{
-  int x = 0;
-  int y = 0;
-  int width = gdk_screen_width();
-  int height = gdk_screen_height();
-  if (rect)
-  {
-    x = rect->x;
-    y = rect->y;
-    width = rect->width;
-    height = rect->height;
-  }
-  
-  sm_overlayWindowX = x;
-  sm_overlayWindowY = y;
-
-  GdkWindowAttr attr;
-  attr.x = x;
-  attr.y = y;
-  attr.width = width;
-  attr.height = height;
-  attr.override_redirect = TRUE;
-  attr.wclass = GDK_INPUT_OUTPUT;
-  attr.event_mask = 0;
-  attr.window_type = GDK_WINDOW_TEMP;
-  
-  // GTK cannot set transparent backgrounds. :-(
-  sm_overlayWindow = gdk_window_transparent_new( NULL, &attr, GDK_WA_NOREDIR | GDK_WA_X | GDK_WA_Y );
-  
-  if (sm_overlayWindow) gdk_window_show( sm_overlayWindow );
-
-  return (sm_overlayWindow);
-}
-
-bool wxScreenDC::EndDrawingOnTop(void)
-{
-    if (sm_overlayWindow) gdk_window_destroy( sm_overlayWindow );
-  
-    sm_overlayWindow = NULL;
-    sm_overlayWindowX = 0;
-    sm_overlayWindowY = 0;
-  
-    return TRUE;
-}
-