vcl/unx/gtk/window/gtkobject.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_vcl.hxx"
  33
  34 #include <plugins/gtk/gtkobject.hxx>
  35 #include <plugins/gtk/gtkframe.hxx>
  36 #include <plugins/gtk/gtkdata.hxx>
  37 #include <plugins/gtk/gtkinst.hxx>
  38
  39 GtkSalObject::GtkSalObject( GtkSalFrame* pParent, BOOL bShow )
  40         : m_pSocket( NULL ),
  41           m_pRegion( NULL )
  42 {
  43     if( pParent )
  44     {
  45         // our plug window
  46         m_pSocket = gtk_drawing_area_new();
  47         Show( bShow );
  48         // insert into container
  49         gtk_fixed_put( pParent->getFixedContainer(),
  50                        m_pSocket,
  51                        0, 0 );
  52         // realize so we can get a window id
  53         gtk_widget_realize( m_pSocket );
  54
  55
  56         // make it transparent; some plugins may not insert
  57         // their own window here but use the socket window itself
  58         gtk_widget_set_app_paintable( m_pSocket, TRUE );
  59
  60         //system data
  61         SalDisplay* pDisp = GetX11SalData()->GetDisplay();
  62         m_aSystemData.nSize             = sizeof( SystemChildData );
  63         m_aSystemData.pDisplay          = pDisp->GetDisplay();
  64         m_aSystemData.aWindow           = GDK_WINDOW_XWINDOW(m_pSocket->window);
  65         m_aSystemData.pSalFrame         = NULL;
  66         m_aSystemData.pWidget           = m_pSocket;
  67         m_aSystemData.pVisual           = pDisp->GetVisual(pParent->getScreenNumber()).GetVisual();
  68         m_aSystemData.nScreen           = pParent->getScreenNumber();
  69         m_aSystemData.nDepth            = pDisp->GetVisual(pParent->getScreenNumber()).GetDepth();
  70         m_aSystemData.aColormap         = pDisp->GetColormap(pParent->getScreenNumber()).GetXColormap();
  71         m_aSystemData.pAppContext       = NULL;
  72         m_aSystemData.aShellWindow      = GDK_WINDOW_XWINDOW(GTK_WIDGET(pParent->getWindow())->window);
  73         m_aSystemData.pShellWidget      = GTK_WIDGET(pParent->getWindow());
  74
  75         g_signal_connect( G_OBJECT(m_pSocket), "button-press-event", G_CALLBACK(signalButton), this );
  76         g_signal_connect( G_OBJECT(m_pSocket), "button-release-event", G_CALLBACK(signalButton), this );
  77         g_signal_connect( G_OBJECT(m_pSocket), "focus-in-event", G_CALLBACK(signalFocus), this );
  78         g_signal_connect( G_OBJECT(m_pSocket), "focus-out-event", G_CALLBACK(signalFocus), this );
  79         g_signal_connect( G_OBJECT(m_pSocket), "destroy", G_CALLBACK(signalDestroy), this );
  80
  81         // #i59255# necessary due to sync effects with java child windows
  82         pParent->Sync();
  83     }
  84 }
  85
  86 GtkSalObject::~GtkSalObject()
  87 {
  88     if( m_pRegion )
  89         gdk_region_destroy( m_pRegion );
  90     if( m_pSocket )
  91     {
  92         // remove socket from parent frame's fixed container
  93         gtk_container_remove( GTK_CONTAINER(gtk_widget_get_parent(m_pSocket)),
  94                               m_pSocket );
  95         // get rid of the socket
  96         // actually the gtk_container_remove should let the ref count
  97         // of the socket sink to 0 and destroy it (see signalDestroy)
  98         // this is just a sanity check
  99         if( m_pSocket )
 100             gtk_widget_destroy( m_pSocket );
 101     }
 102 }
 103
 104 void GtkSalObject::ResetClipRegion()
 105 {
 106     if( m_pSocket )
 107         gdk_window_shape_combine_region( m_pSocket->window, NULL, 0, 0 );
 108 }
 109
 110 USHORT GtkSalObject::GetClipRegionType()
 111 {
 112     return SAL_OBJECT_CLIP_INCLUDERECTS;
 113 }
 114
 115 void GtkSalObject::BeginSetClipRegion( ULONG )
 116 {
 117     if( m_pRegion )
 118         gdk_region_destroy( m_pRegion );
 119     m_pRegion = gdk_region_new();
 120 }
 121
 122 void GtkSalObject::UnionClipRegion( long nX, long nY, long nWidth, long nHeight )
 123 {
 124     GdkRectangle aRect;
 125     aRect.x                     = nX;
 126     aRect.y                     = nY;
 127     aRect.width         = nWidth;
 128     aRect.height        = nHeight;
 129
 130     gdk_region_union_with_rect( m_pRegion, &aRect );
 131 }
 132
 133 void GtkSalObject::EndSetClipRegion()
 134 {
 135     if( m_pSocket )
 136         gdk_window_shape_combine_region( m_pSocket->window, m_pRegion, 0, 0 );
 137 }
 138
 139 void GtkSalObject::SetPosSize( long nX, long nY, long nWidth, long nHeight )
 140 {
 141     if( m_pSocket )
 142     {
 143         GtkFixed* pContainer = GTK_FIXED(gtk_widget_get_parent(m_pSocket));
 144         gtk_fixed_move( pContainer, m_pSocket, nX, nY );
 145         gtk_widget_set_size_request( m_pSocket, nWidth, nHeight );
 146         gtk_container_resize_children( GTK_CONTAINER(pContainer) );
 147     }
 148 }
 149
 150 void GtkSalObject::Show( BOOL bVisible )
 151 {
 152     if( m_pSocket )
 153     {
 154         if( bVisible )
 155             gtk_widget_show( m_pSocket );
 156         else
 157             gtk_widget_hide( m_pSocket );
 158     }
 159 }
 160
 161 void GtkSalObject::Enable( BOOL )
 162 {
 163 }
 164
 165 void GtkSalObject::GrabFocus()
 166 {
 167 }
 168
 169 void GtkSalObject::SetBackground()
 170 {
 171 }
 172
 173 void GtkSalObject::SetBackground( SalColor )
 174 {
 175 }
 176
 177 const SystemEnvData* GtkSalObject::GetSystemData() const
 178 {
 179     return &m_aSystemData;
 180 }
 181
 182
 183 gboolean GtkSalObject::signalButton( GtkWidget*, GdkEventButton* pEvent, gpointer object )
 184 {
 185     GtkSalObject* pThis = (GtkSalObject*)object;
 186
 187     if( pEvent->type == GDK_BUTTON_PRESS )
 188     {
 189         GTK_YIELD_GRAB();
 190         pThis->CallCallback( SALOBJ_EVENT_TOTOP, NULL );
 191     }
 192
 193     return FALSE;
 194 }
 195
 196 gboolean GtkSalObject::signalFocus( GtkWidget*, GdkEventFocus* pEvent, gpointer object )
 197 {
 198     GtkSalObject* pThis = (GtkSalObject*)object;
 199
 200     GTK_YIELD_GRAB();
 201
 202     pThis->CallCallback( pEvent->in ? SALOBJ_EVENT_GETFOCUS : SALOBJ_EVENT_LOSEFOCUS, NULL );
 203
 204     return FALSE;
 205 }
 206
 207 void GtkSalObject::signalDestroy( GtkObject* pObj, gpointer object )
 208 {
 209     GtkSalObject* pThis = (GtkSalObject*)object;
 210     if( GTK_WIDGET(pObj) == pThis->m_pSocket )
 211     {
 212         pThis->m_pSocket = NULL;
 213     }
 214 }
 215
 216 void GtkSalObject::SetForwardKey( BOOL bEnable )
 217 {
 218     printf ("GtkSalObject::SetForwardKey\n");
 219     if( bEnable )
 220         gtk_widget_add_events( GTK_WIDGET( m_pSocket ), GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE );
 221     else
 222         gtk_widget_set_events( GTK_WIDGET( m_pSocket ), ~(GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE) & gtk_widget_get_events( GTK_WIDGET( m_pSocket ) ) );
 223 }