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treeview: width_changed is always true, so remove it

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Also, sanitize the RTL correction code that made sure resizing the width
of a treeview would keep the contents glued to the right border instead
of the left border.
This commit is contained in:
Benjamin Otte 2017-11-12 04:55:17 +01:00
parent 7839e0d7d5
commit 48de0bf741
1 changed files with 17 additions and 65 deletions
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82
gtk/gtktreeview.c
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@ -482,8 +482,6 @@ struct _GtkTreeViewPrivate
guint modify_selection_pressed : 1;
guint extend_selection_pressed : 1;
guint init_hadjust_value : 1;
guint in_top_row_to_dy : 1;
/* interactive search */
@ -1702,7 +1700,6 @@ gtk_tree_view_init (GtkTreeView *tree_view)
priv->search_equal_func = gtk_tree_view_search_equal_func;
priv->search_custom_entry_set = FALSE;
priv->typeselect_flush_timeout = 0;
priv->init_hadjust_value = TRUE;
priv->width = 0;
priv->hover_selection = FALSE;
@ -2389,8 +2386,7 @@ gtk_tree_view_calculate_width_before_expander (GtkTreeView *tree_view)
/* GtkWidget::size_allocate helper */
static void
gtk_tree_view_size_allocate_columns (GtkWidget *widget,
gboolean *width_changed)
gtk_tree_view_size_allocate_columns (GtkWidget *widget)
{
GtkTreeView *tree_view;
GList *list, *first_column, *last_column;
@ -2437,13 +2433,11 @@ gtk_tree_view_size_allocate_columns (GtkWidget *widget,
number_of_expand_columns++;
}
/* Only update the expand value if the width of the widget has changed,
* or the number of expand columns has changed, or if there are no expand
* columns, or if we didn't have an size-allocation yet after the
* last validated node.
/* Only update the expand value if the number of expand columns has changed,
* or if there are no expand columns, or if we didn't have an size-allocation
* yet after the last validated node.
*/
update_expand = (width_changed && *width_changed == TRUE)
|| number_of_expand_columns != tree_view->priv->last_number_of_expand_columns
update_expand = number_of_expand_columns != tree_view->priv->last_number_of_expand_columns
|| number_of_expand_columns == 0
|| tree_view->priv->post_validation_flag == TRUE;
@ -2526,8 +2520,6 @@ gtk_tree_view_size_allocate_columns (GtkWidget *widget,
if (tree_view->priv->width != width)
{
tree_view->priv->width = width;
if (width_changed)
*width_changed = TRUE;
}
}
@ -2560,63 +2552,23 @@ gtk_tree_view_size_allocate (GtkWidget *widget,
{
GtkTreeView *tree_view = GTK_TREE_VIEW (widget);
GList *tmp_list;
gboolean width_changed = TRUE;
gint old_width;
double page_size;
old_width = gtk_widget_get_allocated_width (widget);
if (allocation->width != old_width)
width_changed = TRUE;
/* We size-allocate the columns first because the width of the
* tree view (used in updating the adjustments below) might change.
*/
gtk_tree_view_size_allocate_columns (widget, &width_changed);
gtk_tree_view_size_allocate_columns (widget);
gtk_tree_view_size_allocate_drag_column (widget);
g_object_freeze_notify (G_OBJECT (tree_view->priv->hadjustment));
gtk_adjustment_set_page_size (tree_view->priv->hadjustment,
allocation->width);
gtk_adjustment_set_page_increment (tree_view->priv->hadjustment,
allocation->width * 0.9);
gtk_adjustment_set_step_increment (tree_view->priv->hadjustment,
allocation->width * 0.1);
gtk_adjustment_set_lower (tree_view->priv->hadjustment, 0);
gtk_adjustment_set_upper (tree_view->priv->hadjustment,
MAX (gtk_adjustment_get_page_size (tree_view->priv->hadjustment),
tree_view->priv->width));
g_object_thaw_notify (G_OBJECT (tree_view->priv->hadjustment));
if (_gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL)
{
if (allocation->width < tree_view->priv->width)
{
if (tree_view->priv->init_hadjust_value)
{
gtk_adjustment_set_value (tree_view->priv->hadjustment,
MAX (tree_view->priv->width -
allocation->width, 0));
tree_view->priv->init_hadjust_value = FALSE;
}
else if (allocation->width != old_width)
{
gtk_adjustment_set_value (tree_view->priv->hadjustment,
CLAMP (gtk_adjustment_get_value (tree_view->priv->hadjustment) - allocation->width + old_width,
0,
tree_view->priv->width - allocation->width));
}
}
else
{
gtk_adjustment_set_value (tree_view->priv->hadjustment, 0);
tree_view->priv->init_hadjust_value = TRUE;
}
}
else
if (gtk_adjustment_get_value (tree_view->priv->hadjustment) + allocation->width > tree_view->priv->width)
gtk_adjustment_set_value (tree_view->priv->hadjustment,
MAX (tree_view->priv->width -
allocation->width, 0));
page_size = gtk_adjustment_get_page_size (tree_view->priv->vadjustment);
gtk_adjustment_configure (tree_view->priv->hadjustment,
gtk_adjustment_get_value (tree_view->priv->hadjustment) +
(_gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL ? allocation->width - page_size : 0),
0,
MAX (allocation->width, tree_view->priv->width),
allocation->width * 0.1,
allocation->width * 0.9,
allocation->width);
page_size = allocation->height - gtk_tree_view_get_effective_header_height (tree_view);
gtk_adjustment_configure (tree_view->priv->vadjustment,
@ -2638,7 +2590,7 @@ gtk_tree_view_size_allocate (GtkWidget *widget,
if (tree_view->priv->tree == NULL)
invalidate_empty_focus (tree_view);
if (width_changed && tree_view->priv->expander_column)
if (tree_view->priv->expander_column)
{
/* Might seem awkward, but is the best heuristic I could come up
* with. Only if the width of the columns before the expander
@ -11808,7 +11760,7 @@ gtk_tree_view_move_column_after (GtkTreeView *tree_view,
if (gtk_widget_get_realized (GTK_WIDGET (tree_view)))
{
gtk_widget_queue_resize (GTK_WIDGET (tree_view));
gtk_tree_view_size_allocate_columns (GTK_WIDGET (tree_view), NULL);
gtk_tree_view_size_allocate_columns (GTK_WIDGET (tree_view));
}
_gtk_tree_view_accessible_reorder_column (tree_view, column);