static void gtk_sheet_cell_draw (GtkSheet *sheet, gint row, gint column);
-/* draw visible part of range. If range == NULL then draw the whole screen */
-static void gtk_sheet_range_draw (GtkSheet *sheet,
- const GtkSheetRange *range);
+/* draw visible part of range. */
+static void draw_sheet_region (GtkSheet *sheet, GdkRegion *region);
+
/* highlight the visible part of the selected range */
static void gtk_sheet_range_draw_selection (GtkSheet *sheet,
/* Active Cell handling */
-static void gtk_sheet_entry_changed (GtkWidget *widget,
- gpointer data);
static void gtk_sheet_hide_entry_widget (GtkSheet *sheet);
-static void change_active_cell (GtkSheet *sheet,
- gint row, gint col);
-static gboolean gtk_sheet_draw_active_cell (GtkSheet *sheet);
+static void change_active_cell (GtkSheet *sheet, gint row, gint col);
+static gboolean gtk_sheet_draw_active_cell (GtkSheet *sheet);
static void gtk_sheet_show_entry_widget (GtkSheet *sheet);
static gboolean gtk_sheet_click_cell (GtkSheet *sheet,
gint row,
sheet->sheet_window = NULL;
sheet->entry_widget = NULL;
- sheet->entry_handler_id = 0;
sheet->button = NULL;
sheet->hadjustment = NULL;
}
+/* Cause RANGE to be redrawn. If RANGE is null, then the
+ entire visible range will be redrawn.
+ */
+static void
+redraw_range (GtkSheet *sheet, GtkSheetRange *range)
+{
+ GdkRectangle rect;
+
+ if ( ! GTK_WIDGET_REALIZED (sheet))
+ return;
+
+ if ( NULL != range )
+ rectangle_from_range (sheet, range, &rect);
+ else
+ {
+ GdkRegion *r = gdk_drawable_get_visible_region (sheet->sheet_window);
+ gdk_region_get_clipbox (r, &rect);
+ }
+
+ gdk_window_invalidate_rect (sheet->sheet_window, &rect, FALSE);
+}
+
+
/* Callback which occurs whenever columns are inserted / deleted in the model */
static void
columns_inserted_deleted_callback (GSheetModel *model, gint first_column,
draw_column_title_buttons_range (sheet,
first_column, max_visible_column (sheet));
- gtk_sheet_range_draw (sheet, &range);
+
+ redraw_range (sheet, &range);
}
+
+
/* Callback which occurs whenever rows are inserted / deleted in the model */
static void
rows_inserted_deleted_callback (GSheetModel *model, gint first_row,
draw_row_title_buttons_range (sheet, first_row, max_visible_row (sheet));
- gtk_sheet_range_draw (sheet, &range);
+ redraw_range (sheet, &range);
}
/*
if ( ( row0 < 0 && col0 < 0 ) || ( rowi < 0 && coli < 0 ) )
{
- gtk_sheet_range_draw (sheet, NULL);
+ redraw_range (sheet, NULL);
adjust_scrollbars (sheet);
draw_row_title_buttons_range (sheet, min_visible_row (sheet),
range.coli = max_visible_column (sheet);
}
- gtk_sheet_range_draw (sheet, &range);
+ redraw_range (sheet, &range);
}
{
g_object_ref (model);
- g_signal_connect (model, "range_changed",
- G_CALLBACK (range_update_callback), sheet);
+ sheet->update_handler_id = g_signal_connect (model, "range_changed",
+ G_CALLBACK (range_update_callback),
+ sheet);
g_signal_connect (model, "rows_inserted",
G_CALLBACK (rows_inserted_deleted_callback), sheet);
sheet->show_grid = show;
- gtk_sheet_range_draw (sheet, NULL);
+ redraw_range (sheet, NULL);
}
gboolean
!GTK_WIDGET_MAPPED (GTK_BIN (sheet->button)->child))
gtk_widget_map (GTK_BIN (sheet->button)->child);
- gtk_sheet_range_draw (sheet, NULL);
+ redraw_range (sheet, NULL);
change_active_cell (sheet,
sheet->active_cell.row,
sheet->active_cell.col);
}
-
static void
-gtk_sheet_range_draw (GtkSheet *sheet, const GtkSheetRange *range)
+draw_sheet_region (GtkSheet *sheet, GdkRegion *region)
{
+ GtkSheetRange range;
+ GdkRectangle area;
+ gint y, x;
gint i, j;
- GdkRectangle area;
GtkSheetRange drawing_range;
+ gdk_region_get_clipbox (region, &area);
+
+ y = area.y + sheet->vadjustment->value;
+ x = area.x + sheet->hadjustment->value;
+
+ if ( sheet->column_titles_visible)
+ y -= sheet->column_title_area.height;
+
+ if ( sheet->row_titles_visible)
+ x -= sheet->row_title_area.width;
+
+ maximize_int (&x, 0);
+ maximize_int (&y, 0);
+
+ range.row0 = row_from_ypixel (sheet, y);
+ range.rowi = row_from_ypixel (sheet, y + area.height);
+
+ range.col0 = column_from_xpixel (sheet, x);
+ range.coli = column_from_xpixel (sheet, x + area.width);
+
g_return_if_fail (sheet != NULL);
g_return_if_fail (GTK_SHEET (sheet));
if (!GTK_WIDGET_REALIZED (GTK_WIDGET (sheet))) return;
if (!GTK_WIDGET_MAPPED (GTK_WIDGET (sheet))) return;
- if (range == NULL)
- {
- drawing_range.row0 = min_visible_row (sheet);
- drawing_range.col0 = min_visible_column (sheet);
- drawing_range.rowi = MIN (max_visible_row (sheet),
- psppire_axis_unit_count (sheet->vaxis) - 1);
- drawing_range.coli = max_visible_column (sheet);
- gdk_drawable_get_size (sheet->sheet_window, &area.width, &area.height);
- area.x = area.y = 0;
- }
- else
- {
- drawing_range.row0 = MAX (range->row0, min_visible_row (sheet));
- drawing_range.col0 = MAX (range->col0, min_visible_column (sheet));
- drawing_range.rowi = MIN (range->rowi, max_visible_row (sheet));
- drawing_range.coli = MIN (range->coli, max_visible_column (sheet));
- rectangle_from_range (sheet, &drawing_range, &area);
- }
+ drawing_range.row0 = MAX (range.row0, min_visible_row (sheet));
+ drawing_range.col0 = MAX (range.col0, min_visible_column (sheet));
+ drawing_range.rowi = MIN (range.rowi, max_visible_row (sheet));
+ drawing_range.coli = MIN (range.coli, max_visible_column (sheet));
g_return_if_fail (drawing_range.rowi >= drawing_range.row0);
g_return_if_fail (drawing_range.coli >= drawing_range.col0);
- gdk_window_begin_paint_rect (sheet->sheet_window, &area);
-
for (i = drawing_range.row0; i <= drawing_range.rowi; i++)
- for (j = drawing_range.col0; j <= drawing_range.coli; j++)
- {
+ {
+ for (j = drawing_range.col0; j <= drawing_range.coli; j++)
gtk_sheet_cell_draw (sheet, i, j);
- }
+ }
if (sheet->state != GTK_SHEET_NORMAL &&
gtk_sheet_range_isvisible (sheet, &sheet->range))
gtk_sheet_range_draw_selection (sheet, drawing_range);
+
if (sheet->state == GTK_STATE_NORMAL &&
sheet->active_cell.row >= drawing_range.row0 &&
sheet->active_cell.row <= drawing_range.rowi &&
sheet->active_cell.col >= drawing_range.col0 &&
sheet->active_cell.col <= drawing_range.coli)
gtk_sheet_show_entry_widget (sheet);
-
- gdk_window_end_paint (sheet->sheet_window);
}
+
static void
gtk_sheet_range_draw_selection (GtkSheet *sheet, GtkSheetRange range)
{
old_text = g_sheet_model_get_string (model, row, col);
if (0 != safe_strcmp (old_text, text))
- g_sheet_model_set_string (model, text, row, col);
+ {
+ g_signal_handler_block (sheet->model, sheet->update_handler_id);
+ g_sheet_model_set_string (model, text, row, col);
+ g_signal_handler_unblock (sheet->model, sheet->update_handler_id);
+ }
if ( g_sheet_model_free_strings (model))
g_free (old_text);
gtk_sheet_real_cell_clear (sheet, row, column);
- gtk_sheet_range_draw (sheet, &range);
+ redraw_range (sheet, &range);
}
static void
}
static void
-gtk_sheet_entry_changed (GtkWidget *widget, gpointer data)
+entry_load_text (GtkSheet *sheet)
{
- GtkSheet *sheet;
gint row, col;
const char *text;
GtkJustification justification;
GtkSheetCellAttr attributes;
- g_return_if_fail (data != NULL);
- g_return_if_fail (GTK_IS_SHEET (data));
-
- sheet = GTK_SHEET (data);
-
- if (!GTK_WIDGET_VISIBLE (widget)) return;
+ if (!GTK_WIDGET_VISIBLE (sheet->entry_widget)) return;
if (sheet->state != GTK_STATE_NORMAL) return;
row = sheet->active_cell.row;
if (row < 0 || col < 0) return;
- sheet->active_cell.row = -1;
- sheet->active_cell.col = -1;
-
text = gtk_entry_get_text (gtk_sheet_get_entry (sheet));
if (text && strlen (text) > 0)
justification = attributes.justification;
gtk_sheet_set_cell (sheet, row, col, justification, text);
}
-
- sheet->active_cell.row = row;;
- sheet->active_cell.col = col;
}
change_active_cell (GtkSheet *sheet, gint row, gint col)
{
gint old_row, old_col;
- glong old_handler_id = sheet->entry_handler_id;
g_return_if_fail (GTK_IS_SHEET (sheet));
gtk_sheet_real_unselect_range (sheet, NULL);
}
-
- g_signal_handler_block (sheet->entry_widget, sheet->entry_handler_id);
-
old_row = sheet->active_cell.row;
old_col = sheet->active_cell.col;
- {
- /* Redraw the neighbourhood of the old active cell */
- GtkSheetRange r;
- r.col0 = old_col - 1;
- r.coli = old_col + 1;
- r.row0 = old_row - 1;
- r.rowi = old_row + 1;
-
- maximize_int (&r.row0, 0);
- maximize_int (&r.col0, 0);
- minimize_int (&r.rowi, psppire_axis_unit_count (sheet->vaxis) - 1);
- minimize_int (&r.coli, psppire_axis_unit_count (sheet->haxis) - 1);
-
+ /* Erase the old cell */
+ gtk_sheet_draw_active_cell (sheet);
- if ( gtk_sheet_range_isvisible (sheet, &r))
- gtk_sheet_range_draw (sheet, &r);
- }
+ entry_load_text (sheet);
sheet->range.row0 = row;
sheet->range.col0 = col;
GTK_SHEET_UNSET_FLAGS (sheet, GTK_SHEET_IN_SELECTION);
+ GTK_WIDGET_UNSET_FLAGS (sheet->entry_widget, GTK_HAS_FOCUS);
+
gtk_sheet_draw_active_cell (sheet);
gtk_sheet_show_entry_widget (sheet);
+ GTK_WIDGET_SET_FLAGS (sheet->entry_widget, GTK_HAS_FOCUS);
g_signal_emit (sheet, sheet_signals [ACTIVATE], 0,
row, col, old_row, old_col);
- if ( old_handler_id == sheet->entry_handler_id)
- g_signal_handler_unblock (sheet->entry_widget, sheet->entry_handler_id);
}
static void
{
GtkEntry *sheet_entry;
GtkSheetCellAttr attributes;
- gchar *text = NULL;
+
gint row, col;
- g_return_if_fail (sheet != NULL);
g_return_if_fail (GTK_IS_SHEET (sheet));
row = sheet->active_cell.row;
gtk_sheet_get_attributes (sheet, row, col, &attributes);
-
- text = gtk_sheet_cell_get_text (sheet, row, col);
- if ( ! text )
- text = g_strdup ("");
-
- if ( GTK_IS_ENTRY (sheet_entry))
+ if (GTK_IS_ENTRY (sheet_entry))
{
+ gchar *text = gtk_sheet_cell_get_text (sheet, row, col);
const gchar *old_text = gtk_entry_get_text (GTK_ENTRY (sheet_entry));
+
+ if ( ! text )
+ text = g_strdup ("");
+
if (strcmp (old_text, text) != 0)
gtk_entry_set_text (sheet_entry, text);
+
+ dispose_string (sheet, text);
- switch (attributes.justification)
{
- case GTK_JUSTIFY_RIGHT:
- gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 1.0);
- break;
- case GTK_JUSTIFY_CENTER:
- gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 0.5);
- break;
- case GTK_JUSTIFY_LEFT:
- default:
- gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 0.0);
- break;
+ switch (attributes.justification)
+ {
+ case GTK_JUSTIFY_RIGHT:
+ gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 1.0);
+ break;
+ case GTK_JUSTIFY_CENTER:
+ gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 0.5);
+ break;
+ case GTK_JUSTIFY_LEFT:
+ default:
+ gtk_entry_set_alignment (GTK_ENTRY (sheet_entry), 0.0);
+ break;
+ }
}
}
g_sheet_model_is_editable (sheet->model,
row, col));
gtk_widget_map (sheet->entry_widget);
-
- dispose_string (sheet, text);
}
static gboolean
gtk_sheet_expose (GtkWidget *widget,
GdkEventExpose *event)
{
- GtkSheet *sheet;
- GtkSheetRange range;
+ GtkSheet *sheet = GTK_SHEET (widget);
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_SHEET (widget), FALSE);
g_return_val_if_fail (event != NULL, FALSE);
- sheet = GTK_SHEET (widget);
-
if (!GTK_WIDGET_DRAWABLE (widget))
return FALSE;
max_visible_column (sheet));
}
-
- {
- gint y = event->area.y + sheet->vadjustment->value;
- gint x = event->area.x + sheet->hadjustment->value;
-
- if ( sheet->column_titles_visible)
- y -= sheet->column_title_area.height;
-
- if ( sheet->row_titles_visible)
- x -= sheet->row_title_area.width;
-
- maximize_int (&x, 0);
- maximize_int (&y, 0);
-
- range.row0 = row_from_ypixel (sheet, y);
-
- range.rowi = row_from_ypixel (sheet, y + event->area.height);
-
- range.col0 = column_from_xpixel (sheet, x);
-
- range.coli = column_from_xpixel (sheet, x + event->area.width);
- }
-
if (event->window == sheet->sheet_window)
{
- gtk_sheet_range_draw (sheet, &range);
+ draw_sheet_region (sheet, event->region);
+#if 0
if (sheet->state != GTK_SHEET_NORMAL)
{
if (gtk_sheet_range_isvisible (sheet, &sheet->range))
if (GTK_SHEET_IN_RESIZE (sheet) || GTK_SHEET_IN_DRAG (sheet))
draw_xor_rectangle (sheet, sheet->drag_range);
}
+#endif
- }
-
- (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
-
- if (event->window == sheet->sheet_window)
- {
if ((!GTK_SHEET_IN_XDRAG (sheet)) && (!GTK_SHEET_IN_YDRAG (sheet)))
{
- if (sheet->state == GTK_SHEET_NORMAL)
- gtk_sheet_draw_active_cell (sheet);
+ GdkRectangle rect;
+ GtkSheetRange range;
+ range.row0 = range.rowi = sheet->active_cell.row;
+ range.col0 = range.coli = sheet->active_cell.col;
+
+ rectangle_from_range (sheet, &range, &rect);
+
+ if (GDK_OVERLAP_RECTANGLE_OUT !=
+ gdk_region_rect_in (event->region, &rect))
+ {
+ gtk_sheet_draw_active_cell (sheet);
+ }
}
+
}
+ (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
+
return FALSE;
}
sheet->state = GTK_SHEET_NORMAL;
GTK_SHEET_SET_FLAGS (sheet, GTK_SHEET_IN_SELECTION);
- gtk_sheet_draw_active_cell (sheet);
-
gtk_widget_grab_focus (GTK_WIDGET (sheet->entry_widget));
return TRUE;
G_CALLBACK (gtk_sheet_entry_key_press),
sheet);
- sheet->entry_handler_id =
- g_signal_connect (sheet->entry_widget,
- "changed",
- G_CALLBACK (gtk_sheet_entry_changed),
- sheet);
-
set_entry_widget_font (sheet);
gtk_widget_show (sheet->entry_widget);
if ( ! GTK_WIDGET_REALIZED (sheet)) return;
-
gtk_widget_hide (sheet->entry_widget);
region =
gdk_window_begin_paint_region (sheet->sheet_window, region);
+ draw_sheet_region (sheet, region);
- gtk_sheet_range_draw (sheet, NULL);
draw_row_title_buttons (sheet);
// size_allocate_global_button (sheet);
gtk_sheet_draw_active_cell (sheet);
gdk_window_end_paint (sheet->sheet_window);
+ gdk_region_destroy (region);
}
gdk_window_begin_paint_region (sheet->sheet_window, region);
- gtk_sheet_range_draw (sheet, NULL);
+ draw_sheet_region (sheet, region);
+
draw_column_title_buttons (sheet);
// size_allocate_global_button (sheet);
gtk_sheet_draw_active_cell (sheet);
gdk_window_end_paint (sheet->sheet_window);
+
+ gdk_region_destroy (region);
}
draw_column_title_buttons (sheet);
adjust_scrollbars (sheet);
gtk_sheet_size_allocate_entry (sheet);
- gtk_sheet_range_draw (sheet, NULL);
+ redraw_range (sheet, NULL);
}
}
draw_row_title_buttons (sheet);
adjust_scrollbars (sheet);
gtk_sheet_size_allocate_entry (sheet);
- gtk_sheet_range_draw (sheet, NULL);
+ redraw_range (sheet, NULL);
}
}