static void
dma_chunk_view_move_cursor (GtkTextView *text_view,
GtkMovementStep step,
gint count,
gboolean extend_selection)
{
DmaChunkView *view = DMA_CHUNK_VIEW (text_view);
GtkTextMark *mark;
GtkTextBuffer *buffer;
GtkTextIter cur;
gint line;
gdouble value, step_increment;
switch (step)
{
case GTK_MOVEMENT_LOGICAL_POSITIONS:
case GTK_MOVEMENT_VISUAL_POSITIONS:
case GTK_MOVEMENT_WORDS:
case GTK_MOVEMENT_DISPLAY_LINE_ENDS:
case GTK_MOVEMENT_HORIZONTAL_PAGES:
break;
case GTK_MOVEMENT_DISPLAY_LINES:
case GTK_MOVEMENT_PARAGRAPHS:
case GTK_MOVEMENT_PARAGRAPH_ENDS:
buffer = gtk_text_view_get_buffer (text_view);
mark = gtk_text_buffer_get_insert (buffer);
gtk_text_buffer_get_iter_at_mark (buffer, &cur, mark);
line = gtk_text_iter_get_line (&cur);
step_increment = gtk_adjustment_get_step_increment (view->vadjustment);
if ((count < 0) && (line == 0))
{
value += count * step_increment;
set_adjustment_clamped (view->vadjustment, value);
return;
}
else if ((count > 0) && (line == gtk_text_buffer_get_line_count(buffer) - 1))
{
value += count * step_increment;
set_adjustment_clamped (view->vadjustment, value);
return;
}
break;
case GTK_MOVEMENT_PAGES:
value += count * gtk_adjustment_get_page_increment (view->vadjustment);
set_adjustment_clamped (view->vadjustment, value);
return;
case GTK_MOVEMENT_BUFFER_ENDS:
set_adjustment_clamped (view->vadjustment,
count < 0 ? gtk_adjustment_get_lower (view->vadjustment) : gtk_adjustment_get_upper (view->vadjustment));
return;
default:
break;
}
GTK_TEXT_VIEW_CLASS (parent_class)->move_cursor (text_view,
step, count,
extend_selection);
}
static void
dma_data_view_create_widget (DmaDataView *view)
{
GtkAdjustment *adj;
GtkWidget* wid;
PangoFontDescription *font_desc;
wid = GTK_WIDGET (view);
gtk_widget_set_has_window (wid, FALSE);
gtk_widget_set_can_focus (wid, TRUE);
gtk_widget_set_redraw_on_allocate (wid, FALSE);
view->char_by_byte = 2;
view->bytes_by_line = 16;
view->line_by_page = 16;
view->hadjustment = NULL;
view->vadjustment = NULL;
view->shadow_type = GTK_SHADOW_IN;
view->goto_window = NULL;
view->goto_entry = NULL;
font_desc = pango_font_description_from_string ("Monospace 10");
view->buffer_range = GTK_ADJUSTMENT (gtk_adjustment_new (0,
dma_data_buffer_get_lower (view->buffer),
dma_data_buffer_get_upper (view->buffer)
,1,4,4));
g_signal_connect (view->buffer_range, "value_changed",
G_CALLBACK (dma_data_view_value_changed), view);
gtk_widget_push_composite_child ();
wid = gtk_vscrollbar_new (view->buffer_range);
g_object_ref (wid);
view->range = wid;
gtk_widget_set_parent (wid, GTK_WIDGET (view));
adj = view->view_range;
gtk_widget_show (wid);
wid = dma_chunk_view_new ();
g_object_ref (wid);
gtk_widget_modify_font (wid, font_desc);
gtk_widget_set_parent (wid, GTK_WIDGET (view));
gtk_widget_set_size_request (wid, -1, 0);
gtk_widget_show (wid);
gtk_text_view_set_editable (GTK_TEXT_VIEW (wid), FALSE);
view->ascii = wid;
view->ascii_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (wid));
dma_chunk_view_set_scroll_adjustment (DMA_CHUNK_VIEW (wid), view->buffer_range);
g_signal_connect (wid, "populate_popup",
G_CALLBACK (dma_data_view_populate_popup), view);
wid = dma_chunk_view_new ();
g_object_ref (wid);
gtk_widget_modify_font (wid, font_desc);
gtk_widget_set_parent (wid, GTK_WIDGET (view));
gtk_widget_set_size_request (wid, -1, 0);
gtk_widget_show (wid);
gtk_text_view_set_editable (GTK_TEXT_VIEW (wid), FALSE);
view->data = wid;
view->data_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (wid));
dma_chunk_view_set_scroll_adjustment (DMA_CHUNK_VIEW (wid), view->buffer_range);
g_signal_connect (wid, "populate_popup",
G_CALLBACK (dma_data_view_populate_popup), view);
wid = dma_chunk_view_new ();
g_object_ref (wid);
gtk_widget_modify_font (wid, font_desc);
gtk_widget_set_parent (wid, GTK_WIDGET (view));
gtk_widget_set_size_request (wid, -1, 0);
gtk_widget_show (wid);
gtk_text_view_set_editable (GTK_TEXT_VIEW (wid), FALSE);
view->address = wid;
view->adr_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (wid));
dma_chunk_view_set_scroll_adjustment (DMA_CHUNK_VIEW (wid), view->buffer_range);
g_signal_connect (wid, "populate_popup",
G_CALLBACK (dma_data_view_populate_popup), view);
gtk_widget_pop_composite_child ();
pango_font_description_free (font_desc);
}
