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GtkLabel: Make selection behave more similar to GtkEntry

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For shift-clicks inside the selection, shrink the selection.
https://bugzilla.gnome.org/show_bug.cgi?id=353712
This commit is contained in:
Matthias Clasen 2011-06-01 01:08:13 -04:00
parent 4cd9009c57
commit 1371a86fb1
1 changed files with 124 additions and 113 deletions
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237
gtk/gtklabel.c
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@ -4763,24 +4763,24 @@ gtk_label_button_press (GtkWidget *widget,
if (event->button == 1)
{
if (!gtk_widget_has_focus (widget))
{
priv->in_click = TRUE;
gtk_widget_grab_focus (widget);
priv->in_click = FALSE;
}
{
priv->in_click = TRUE;
gtk_widget_grab_focus (widget);
priv->in_click = FALSE;
}
if (event->type == GDK_3BUTTON_PRESS)
{
gtk_label_select_region_index (label, 0, strlen (priv->text));
return TRUE;
}
{
gtk_label_select_region_index (label, 0, strlen (priv->text));
return TRUE;
}
if (event->type == GDK_2BUTTON_PRESS)
{
{
info->select_words = TRUE;
gtk_label_select_word (label);
return TRUE;
}
gtk_label_select_word (label);
return TRUE;
}
get_layout_index (label, event->x, event->y, &index);
@ -4788,38 +4788,49 @@ gtk_label_button_press (GtkWidget *widget,
max = MAX (info->selection_anchor, info->selection_end);
if ((info->selection_anchor != info->selection_end) &&
(event->state & GDK_SHIFT_MASK))
{
/* extend (same as motion) */
min = MIN (min, index);
max = MAX (max, index);
(event->state & GDK_SHIFT_MASK))
{
if (index > min && index < max)
{
/* truncate selection, but keep it as big as possible */
if (index - min > max - index)
max = index;
else
min = index;
}
else
{
/* extend (same as motion) */
min = MIN (min, index);
max = MAX (max, index);
}
/* ensure the anchor is opposite index */
if (index == min)
{
gint tmp = min;
min = max;
max = tmp;
}
/* ensure the anchor is opposite index */
if (index == min)
{
gint tmp = min;
min = max;
max = tmp;
}
gtk_label_select_region_index (label, min, max);
}
gtk_label_select_region_index (label, min, max);
}
else
{
if (event->type == GDK_3BUTTON_PRESS)
gtk_label_select_region_index (label, 0, strlen (priv->text));
else if (event->type == GDK_2BUTTON_PRESS)
gtk_label_select_word (label);
else if (min < max && min <= index && index <= max)
{
info->in_drag = TRUE;
info->drag_start_x = event->x;
info->drag_start_y = event->y;
}
else
/* start a replacement */
gtk_label_select_region_index (label, index, index);
}
{
if (event->type == GDK_3BUTTON_PRESS)
gtk_label_select_region_index (label, 0, strlen (priv->text));
else if (event->type == GDK_2BUTTON_PRESS)
gtk_label_select_word (label);
else if (min < max && min <= index && index <= max)
{
info->in_drag = TRUE;
info->drag_start_x = event->x;
info->drag_start_y = event->y;
}
else
/* start a replacement */
gtk_label_select_region_index (label, index, index);
}
return TRUE;
}
@ -5964,9 +5975,9 @@ gtk_label_move_backward_word (GtkLabel *label,
static void
gtk_label_move_cursor (GtkLabel *label,
GtkMovementStep step,
gint count,
gboolean extend_selection)
GtkMovementStep step,
gint count,
gboolean extend_selection)
{
GtkLabelPrivate *priv = label->priv;
gint old_pos;
@ -5984,53 +5995,53 @@ gtk_label_move_cursor (GtkLabel *label,
* start/or end of the selection as appropriate
*/
switch (step)
{
case GTK_MOVEMENT_VISUAL_POSITIONS:
{
gint end_x, end_y;
gint anchor_x, anchor_y;
gboolean end_is_left;
{
case GTK_MOVEMENT_VISUAL_POSITIONS:
{
gint end_x, end_y;
gint anchor_x, anchor_y;
gboolean end_is_left;
get_better_cursor (label, priv->select_info->selection_end, &end_x, &end_y);
get_better_cursor (label, priv->select_info->selection_anchor, &anchor_x, &anchor_y);
get_better_cursor (label, priv->select_info->selection_end, &end_x, &end_y);
get_better_cursor (label, priv->select_info->selection_anchor, &anchor_x, &anchor_y);
end_is_left = (end_y < anchor_y) || (end_y == anchor_y && end_x < anchor_x);
if (count < 0)
new_pos = end_is_left ? priv->select_info->selection_end : priv->select_info->selection_anchor;
else
new_pos = !end_is_left ? priv->select_info->selection_end : priv->select_info->selection_anchor;
break;
}
case GTK_MOVEMENT_LOGICAL_POSITIONS:
case GTK_MOVEMENT_WORDS:
if (count < 0)
new_pos = MIN (priv->select_info->selection_end, priv->select_info->selection_anchor);
else
new_pos = MAX (priv->select_info->selection_end, priv->select_info->selection_anchor);
break;
case GTK_MOVEMENT_DISPLAY_LINE_ENDS:
case GTK_MOVEMENT_PARAGRAPH_ENDS:
case GTK_MOVEMENT_BUFFER_ENDS:
/* FIXME: Can do better here */
new_pos = count < 0 ? 0 : strlen (priv->text);
break;
case GTK_MOVEMENT_DISPLAY_LINES:
case GTK_MOVEMENT_PARAGRAPHS:
case GTK_MOVEMENT_PAGES:
case GTK_MOVEMENT_HORIZONTAL_PAGES:
break;
}
end_is_left = (end_y < anchor_y) || (end_y == anchor_y && end_x < anchor_x);
if (count < 0)
new_pos = end_is_left ? priv->select_info->selection_end : priv->select_info->selection_anchor;
else
new_pos = !end_is_left ? priv->select_info->selection_end : priv->select_info->selection_anchor;
break;
}
case GTK_MOVEMENT_LOGICAL_POSITIONS:
case GTK_MOVEMENT_WORDS:
if (count < 0)
new_pos = MIN (priv->select_info->selection_end, priv->select_info->selection_anchor);
else
new_pos = MAX (priv->select_info->selection_end, priv->select_info->selection_anchor);
break;
case GTK_MOVEMENT_DISPLAY_LINE_ENDS:
case GTK_MOVEMENT_PARAGRAPH_ENDS:
case GTK_MOVEMENT_BUFFER_ENDS:
/* FIXME: Can do better here */
new_pos = count < 0 ? 0 : strlen (priv->text);
break;
case GTK_MOVEMENT_DISPLAY_LINES:
case GTK_MOVEMENT_PARAGRAPHS:
case GTK_MOVEMENT_PAGES:
case GTK_MOVEMENT_HORIZONTAL_PAGES:
break;
}
}
else
{
switch (step)
{
case GTK_MOVEMENT_LOGICAL_POSITIONS:
new_pos = gtk_label_move_logically (label, new_pos, count);
break;
case GTK_MOVEMENT_VISUAL_POSITIONS:
new_pos = gtk_label_move_visually (label, new_pos, count);
{
case GTK_MOVEMENT_LOGICAL_POSITIONS:
new_pos = gtk_label_move_logically (label, new_pos, count);
break;
case GTK_MOVEMENT_VISUAL_POSITIONS:
new_pos = gtk_label_move_visually (label, new_pos, count);
if (new_pos == old_pos)
{
if (!extend_selection)
@ -6052,41 +6063,41 @@ gtk_label_move_cursor (GtkLabel *label,
gtk_widget_error_bell (GTK_WIDGET (label));
}
}
break;
case GTK_MOVEMENT_WORDS:
while (count > 0)
{
new_pos = gtk_label_move_forward_word (label, new_pos);
count--;
}
while (count < 0)
{
new_pos = gtk_label_move_backward_word (label, new_pos);
count++;
}
break;
case GTK_MOVEMENT_WORDS:
while (count > 0)
{
new_pos = gtk_label_move_forward_word (label, new_pos);
count--;
}
while (count < 0)
{
new_pos = gtk_label_move_backward_word (label, new_pos);
count++;
}
if (new_pos == old_pos)
gtk_widget_error_bell (GTK_WIDGET (label));
break;
case GTK_MOVEMENT_DISPLAY_LINE_ENDS:
case GTK_MOVEMENT_PARAGRAPH_ENDS:
case GTK_MOVEMENT_BUFFER_ENDS:
/* FIXME: Can do better here */
new_pos = count < 0 ? 0 : strlen (priv->text);
break;
case GTK_MOVEMENT_DISPLAY_LINE_ENDS:
case GTK_MOVEMENT_PARAGRAPH_ENDS:
case GTK_MOVEMENT_BUFFER_ENDS:
/* FIXME: Can do better here */
new_pos = count < 0 ? 0 : strlen (priv->text);
if (new_pos == old_pos)
gtk_widget_error_bell (GTK_WIDGET (label));
break;
case GTK_MOVEMENT_DISPLAY_LINES:
case GTK_MOVEMENT_PARAGRAPHS:
case GTK_MOVEMENT_PAGES:
case GTK_MOVEMENT_HORIZONTAL_PAGES:
break;
}
break;
case GTK_MOVEMENT_DISPLAY_LINES:
case GTK_MOVEMENT_PARAGRAPHS:
case GTK_MOVEMENT_PAGES:
case GTK_MOVEMENT_HORIZONTAL_PAGES:
break;
}
}
if (extend_selection)
gtk_label_select_region_index (label,
priv->select_info->selection_anchor,
new_pos);
priv->select_info->selection_anchor,
new_pos);
else
gtk_label_select_region_index (label, new_pos, new_pos);
}