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GtkLabel: Drop use of GtkMisc::x/yalign

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Instead, use GtkWidget::h/valign to position the text inside
the allocation. And just stop using GtkMisc::x/ypad.

https://bugzilla.gnome.org/show_bug.cgi?id=730613
This commit is contained in:
Matthias Clasen 2014-05-22 21:19:49 -04:00
parent 0011c9dae4
commit b320c198b6
1 changed files with 73 additions and 18 deletions
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91
gtk/gtklabel.c
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@ -962,6 +962,7 @@ gtk_label_class_init (GtkLabelClass *class)
G_MAXINT,
-1,
GTK_PARAM_READWRITE));
/*
* Key bindings
*/
@ -3218,6 +3219,17 @@ gtk_label_get_measuring_layout (GtkLabel * label,
return copy;
}
static void
gtk_label_get_border (GtkLabel *label, GtkBorder *border)
{
GtkStyleContext *context;
GtkStateFlags state;
context = gtk_widget_get_style_context (GTK_WIDGET (label));
state = gtk_widget_get_state_flags (GTK_WIDGET (label));
gtk_style_context_get_border (context, state, border);
}
static void
gtk_label_update_layout_width (GtkLabel *label)
{
@ -3232,9 +3244,7 @@ gtk_label_update_layout_width (GtkLabel *label)
PangoRectangle logical;
gint width, height;
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
_gtk_misc_get_padding_and_border (GTK_MISC (label), &border);
G_GNUC_END_IGNORE_DEPRECATIONS
gtk_label_get_border (label, &border);
width = gtk_widget_get_allocated_width (GTK_WIDGET (label)) - border.left - border.right;
height = gtk_widget_get_allocated_height (GTK_WIDGET (label)) - border.top - border.bottom;
@ -3651,9 +3661,7 @@ gtk_label_get_preferred_size (GtkWidget *widget,
smallest_rect.width = PANGO_PIXELS_CEIL (smallest_rect.width);
smallest_rect.height = PANGO_PIXELS_CEIL (smallest_rect.height);
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
_gtk_misc_get_padding_and_border (GTK_MISC (label), &border);
G_GNUC_END_IGNORE_DEPRECATIONS
gtk_label_get_border (label, &border);
if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
@ -3757,9 +3765,7 @@ gtk_label_get_preferred_width_for_height (GtkWidget *widget,
{
GtkBorder border;
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
_gtk_misc_get_padding_and_border (GTK_MISC (label), &border);
G_GNUC_END_IGNORE_DEPRECATIONS
gtk_label_get_border (label, &border);
if (priv->wrap)
gtk_label_clear_layout (label);
@ -3794,9 +3800,7 @@ gtk_label_get_preferred_height_and_baseline_for_width (GtkWidget *widget,
{
GtkBorder border;
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
_gtk_misc_get_padding_and_border (GTK_MISC (label), &border);
G_GNUC_END_IGNORE_DEPRECATIONS
gtk_label_get_border (label, &border);
if (priv->wrap)
gtk_label_clear_layout (label);
@ -3922,6 +3926,60 @@ gtk_label_style_updated (GtkWidget *widget)
gtk_label_update_layout_attributes (label);
}
static gfloat
halign_to_float (GtkWidget *widget)
{
gfloat ret = 0.5;
switch (gtk_widget_get_halign (widget))
{
case GTK_ALIGN_FILL:
case GTK_ALIGN_CENTER:
ret = 0.5;
break;
case GTK_ALIGN_START:
ret = 0.0;
break;
case GTK_ALIGN_END:
ret = 1.0;
break;
case GTK_ALIGN_BASELINE:
ret = 0.0;
g_assert_not_reached ();
break;
}
if (gtk_widget_get_direction (widget) != GTK_TEXT_DIR_LTR)
ret = 1.0 - ret;
return ret;
}
static gfloat
valign_to_float (GtkWidget *widget)
{
gfloat ret = 0.5;
switch (gtk_widget_get_valign (widget))
{
case GTK_ALIGN_FILL:
case GTK_ALIGN_CENTER:
ret = 0.5;
break;
case GTK_ALIGN_START:
ret = 0.0;
break;
case GTK_ALIGN_END:
ret = 1.0;
break;
case GTK_ALIGN_BASELINE:
ret = 0.0;
break;
}
return ret;
}
static void
get_layout_location (GtkLabel *label,
gint *xp,
@ -3940,13 +3998,10 @@ get_layout_location (GtkLabel *label,
widget = GTK_WIDGET (label);
priv = label->priv;
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
gtk_misc_get_alignment (GTK_MISC (label), &xalign, &yalign);
_gtk_misc_get_padding_and_border (GTK_MISC (label), &border);
G_GNUC_END_IGNORE_DEPRECATIONS
gtk_label_get_border (label, &border);
if (gtk_widget_get_direction (widget) != GTK_TEXT_DIR_LTR)
xalign = 1.0 - xalign;
xalign = halign_to_float (widget);
yalign = valign_to_float (widget);
pango_layout_get_extents (priv->layout, NULL, &logical);