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https://gitlab.gnome.org/GNOME/gtk.git
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Make button boxes semi-homogeneous
If a child is too large (> 1.5 the average), let it have its own size. The old behaviour of fully homogeneous button boxes can still be had by setting the homogeneous property to TRUE. Bug 84188.
This commit is contained in:
Matthias Clasen
parent
df5ade16ab
commit
fe1a39b1f2
318
gtk/gtkbbox.c
318
gtk/gtkbbox.c
@ -394,14 +394,15 @@ gtk_button_box_set_child_secondary (GtkButtonBox *widget,
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}
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/* Ask children how much space they require and round up
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to match minimum size and internal padding.
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Returns the size each single child should have. */
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* to match minimum size and internal padding.
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* Returns the size each single child should have.
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*/
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static void
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_gtk_button_box_child_requisition (GtkWidget *widget,
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int *nvis_children,
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int *nvis_secondaries,
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int *width,
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int *height)
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gtk_button_box_child_requisition (GtkWidget *widget,
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gint *nvis_children,
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gint *nvis_secondaries,
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gint **widths,
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gint **heights)
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{
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GtkButtonBoxPriv *priv;
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GtkButtonBox *bbox;
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@ -410,6 +411,7 @@ _gtk_button_box_child_requisition (GtkWidget *widget,
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gint nsecondaries;
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gint needed_width;
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gint needed_height;
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gint avg_w, avg_h;
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GtkRequisition child_requisition;
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gint ipad_w;
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gint ipad_h;
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@ -417,12 +419,16 @@ _gtk_button_box_child_requisition (GtkWidget *widget,
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gint child_min_height;
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gint ipad_x;
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gint ipad_y;
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gboolean homogeneous;
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gint i;
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g_return_if_fail (GTK_IS_BUTTON_BOX (widget));
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bbox = GTK_BUTTON_BOX (widget);
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priv = bbox->priv;
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homogeneous = gtk_box_get_homogeneous (GTK_BOX (widget));
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gtk_widget_style_get (widget,
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"child-min-width", &child_min_width,
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"child-min-height", &child_min_height,
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@ -437,7 +443,31 @@ _gtk_button_box_child_requisition (GtkWidget *widget,
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needed_height = child_min_height;
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ipad_w = ipad_x * 2;
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ipad_h = ipad_y * 2;
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avg_w = avg_h = 0;
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while (children)
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{
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GtkWidget *child;
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child = children->data;
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children = children->next;
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if (gtk_widget_get_visible (child))
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{
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nchildren += 1;
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gtk_widget_size_request (child, &child_requisition);
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avg_w += child_requisition.width + ipad_w;
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avg_h += child_requisition.height + ipad_h;
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}
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}
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avg_w /= nchildren;
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avg_h /= nchildren;
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*widths = g_new (gint, nchildren);
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*heights = g_new (gint, nchildren);
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i = 0;
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children = list;
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while (children)
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{
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GtkWidget *child;
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@ -446,32 +476,59 @@ _gtk_button_box_child_requisition (GtkWidget *widget,
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child = children->data;
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children = children->next;
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is_secondary = gtk_button_box_get_child_secondary (bbox, child);
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if (gtk_widget_get_visible (child))
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{
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nchildren += 1;
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gtk_widget_size_request (child, &child_requisition);
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if (child_requisition.width + ipad_w > needed_width)
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needed_width = child_requisition.width + ipad_w;
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if (child_requisition.height + ipad_h > needed_height)
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needed_height = child_requisition.height + ipad_h;
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is_secondary = gtk_button_box_get_child_secondary (bbox, child);
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if (is_secondary)
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nsecondaries++;
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gtk_widget_get_child_requisition (child, &child_requisition);
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if (homogeneous ||
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(child_requisition.width + ipad_w < avg_w * 1.5)) /* &&
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child_requisition.width + ipad_w > avg_w / 1.5)) */
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{
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(*widths)[i] = -1;
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if (child_requisition.width + ipad_w > needed_width)
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needed_width = child_requisition.width + ipad_w;
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}
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else
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{
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(*widths)[i] = child_requisition.width + ipad_w;
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}
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if (homogeneous ||
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(child_requisition.height + ipad_h < avg_h * 1.5)) /* &&
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child_requisition.height + ipad_h > avg_h / 1.5)) */
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{
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(*heights)[i] = -1;
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if (child_requisition.height + ipad_h > needed_height)
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needed_height = child_requisition.height + ipad_h;
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}
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else
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{
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(*heights)[i] = child_requisition.height + ipad_h;
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}
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i++;
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}
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}
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g_list_free (list);
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for (i = 0; i < nchildren; i++)
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{
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if ((*widths)[i] == -1)
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(*widths)[i] = needed_width;
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if ((*heights)[i] == -1)
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(*heights)[i] = needed_height;
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}
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if (nvis_children)
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*nvis_children = nchildren;
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if (nvis_secondaries)
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*nvis_secondaries = nsecondaries;
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if (width)
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*width = needed_width;
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if (height)
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*height = needed_height;
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}
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static void
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@ -479,27 +536,45 @@ gtk_button_box_size_request (GtkWidget *widget,
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GtkRequisition *requisition)
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{
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GtkButtonBoxPriv *priv;
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GtkBox *box;
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GtkButtonBox *bbox;
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gint nvis_children;
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gint child_width;
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gint child_height;
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gint max_size;
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gint total_size;
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gint spacing;
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guint border_width;
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GtkOrientation orientation;
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gint *widths;
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gint *heights;
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gint i;
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box = GTK_BOX (widget);
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bbox = GTK_BUTTON_BOX (widget);
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priv = bbox->priv;
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orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (widget));
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spacing = gtk_box_get_spacing (box);
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spacing = gtk_box_get_spacing (GTK_BOX (widget));
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_gtk_button_box_child_requisition (widget,
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&nvis_children,
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NULL,
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&child_width,
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&child_height);
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gtk_button_box_child_requisition (widget,
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&nvis_children,
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NULL,
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&widths, &heights);
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max_size = 0;
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total_size = 0;
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for (i = 0; i < nvis_children; i++)
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{
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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{
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total_size += widths[i];
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max_size = MAX (max_size, heights[i]);
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}
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else
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{
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total_size += heights[i];
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max_size = MAX (max_size, widths[i]);
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}
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}
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g_free (widths);
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g_free (heights);
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if (nvis_children == 0)
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{
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@ -512,11 +587,9 @@ gtk_button_box_size_request (GtkWidget *widget,
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{
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case GTK_BUTTONBOX_SPREAD:
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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requisition->width =
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nvis_children*child_width + ((nvis_children+1)*spacing);
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requisition->width = total_size + ((nvis_children + 1)*spacing);
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else
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requisition->height =
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nvis_children*child_height + ((nvis_children+1)*spacing);
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requisition->height = total_size + ((nvis_children + 1)*spacing);
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break;
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case GTK_BUTTONBOX_EDGE:
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@ -524,11 +597,9 @@ gtk_button_box_size_request (GtkWidget *widget,
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case GTK_BUTTONBOX_END:
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case GTK_BUTTONBOX_CENTER:
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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requisition->width =
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nvis_children*child_width + ((nvis_children-1)*spacing);
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requisition->width = total_size + ((nvis_children - 1)*spacing);
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else
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requisition->height =
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nvis_children*child_height + ((nvis_children-1)*spacing);
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requisition->height = total_size + ((nvis_children - 1)*spacing);
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break;
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default:
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@ -537,12 +608,12 @@ gtk_button_box_size_request (GtkWidget *widget,
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}
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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requisition->height = child_height;
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requisition->height = max_size;
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else
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requisition->width = child_width;
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requisition->width = max_size;
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}
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border_width = gtk_container_get_border_width (GTK_CONTAINER (box));
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border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
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requisition->width += border_width * 2;
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requisition->height += border_width * 2;
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}
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@ -552,38 +623,74 @@ gtk_button_box_size_allocate (GtkWidget *widget,
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GtkAllocation *allocation)
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{
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GtkButtonBoxPriv *priv;
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GtkBox *base_box;
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GtkButtonBox *box;
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GtkButtonBox *bbox;
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GList *children, *list;
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GtkAllocation child_allocation;
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gint nvis_children;
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gint n_primaries;
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gint n_secondaries;
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gint child_width;
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gint child_height;
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gint x = 0;
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gint y = 0;
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gint secondary_x = 0;
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gint secondary_y = 0;
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gint width = 0;
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gint height = 0;
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gint childspace;
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gint childspacing = 0;
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gint spacing;
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guint border_width;
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GtkOrientation orientation;
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gint ipad_x, ipad_y;
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gint *widths;
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gint *heights;
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gint *sizes;
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gint primary_size;
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gint secondary_size;
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gint total_size;
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gint i;
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base_box = GTK_BOX (widget);
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box = GTK_BUTTON_BOX (widget);
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priv = box->priv;
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bbox = GTK_BUTTON_BOX (widget);
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priv = bbox->priv;
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border_width = gtk_container_get_border_width (GTK_CONTAINER (box));
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border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
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orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (widget));
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spacing = gtk_box_get_spacing (base_box);
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_gtk_button_box_child_requisition (widget,
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&nvis_children,
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&n_secondaries,
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&child_width,
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&child_height);
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spacing = gtk_box_get_spacing (GTK_BOX (widget));
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gtk_widget_style_get (widget,
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"child-internal-pad-x", &ipad_x,
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"child-internal-pad-y", &ipad_y,
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NULL);
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gtk_button_box_child_requisition (widget,
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&nvis_children,
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&n_secondaries,
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&widths, &heights);
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n_primaries = nvis_children - n_secondaries;
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primary_size = 0;
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secondary_size = 0;
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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sizes = widths;
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else
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sizes = heights;
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i = 0;
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list = children = _gtk_box_get_children (GTK_BOX (widget));
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while (children)
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{
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GtkWidget *child;
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child = children->data;
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children = children->next;
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if (gtk_widget_get_visible (child))
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{
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if (gtk_button_box_get_child_secondary (bbox, child))
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secondary_size += sizes[i];
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else
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primary_size += sizes[i];
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i++;
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}
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}
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total_size = primary_size + secondary_size;
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widget->allocation = *allocation;
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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@ -597,19 +704,15 @@ gtk_button_box_size_allocate (GtkWidget *widget,
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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{
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childspacing = (width - (nvis_children * child_width))
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/ (nvis_children + 1);
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childspacing = (width - total_size) / (nvis_children + 1);
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x = allocation->x + border_width + childspacing;
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secondary_x = x + ((nvis_children - n_secondaries)
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* (child_width + childspacing));
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secondary_x = x + primary_size + n_primaries * childspacing;
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}
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else
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{
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childspacing = (height - (nvis_children * child_height))
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/ (nvis_children + 1);
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childspacing = (height - total_size) / (nvis_children + 1);
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y = allocation->y + border_width + childspacing;
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secondary_y = y + ((nvis_children - n_secondaries)
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* (child_height + childspacing));
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secondary_y = y + primary_size + n_primaries * childspacing;
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}
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break;
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@ -620,36 +723,32 @@ gtk_button_box_size_allocate (GtkWidget *widget,
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{
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if (nvis_children >= 2)
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{
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childspacing = (width - (nvis_children * child_width))
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/ (nvis_children - 1);
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childspacing = (width - total_size) / (nvis_children - 1);
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x = allocation->x + border_width;
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secondary_x = x + ((nvis_children - n_secondaries)
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* (child_width + childspacing));
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secondary_x = x + primary_size + n_primaries * childspacing;
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}
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else
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{
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/* one or zero children, just center */
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childspacing = width;
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x = secondary_x = allocation->x
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+ (allocation->width - child_width) / 2;
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+ (allocation->width - widths[0]) / 2;
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}
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}
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else
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{
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if (nvis_children >= 2)
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{
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childspacing = (height - (nvis_children*child_height))
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/ (nvis_children-1);
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childspacing = (height - total_size) / (nvis_children - 1);
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y = allocation->y + border_width;
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secondary_y = y + ((nvis_children - n_secondaries)
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* (child_height + childspacing));
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secondary_y = y + primary_size + n_primaries * childspacing;
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}
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else
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{
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/* one or zero children, just center */
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childspacing = height;
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y = secondary_y = allocation->y
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+ (allocation->height - child_height) / 2;
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+ (allocation->height - heights[0]) / 2;
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}
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}
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@ -662,18 +761,14 @@ gtk_button_box_size_allocate (GtkWidget *widget,
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childspacing = spacing;
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x = allocation->x + border_width;
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secondary_x = allocation->x + allocation->width
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- child_width * n_secondaries
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- spacing * (n_secondaries - 1)
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- border_width;
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- secondary_size - spacing * (n_secondaries - 1) - border_width;
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}
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else
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{
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childspacing = spacing;
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y = allocation->y + border_width;
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secondary_y = allocation->y + allocation->height
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- child_height * n_secondaries
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- spacing * (n_secondaries - 1)
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- border_width;
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- secondary_size - spacing * (n_secondaries - 1) - border_width;
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}
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break;
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@ -684,18 +779,14 @@ gtk_button_box_size_allocate (GtkWidget *widget,
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{
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childspacing = spacing;
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x = allocation->x + allocation->width
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- child_width * (nvis_children - n_secondaries)
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- spacing * (nvis_children - n_secondaries - 1)
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- border_width;
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- primary_size - spacing * (n_primaries - 1) - border_width;
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secondary_x = allocation->x + border_width;
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}
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else
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{
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childspacing = spacing;
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y = allocation->y + allocation->height
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- child_height * (nvis_children - n_secondaries)
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- spacing * (nvis_children - n_secondaries - 1)
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- border_width;
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- primary_size - spacing * (n_primaries - 1) - border_width;
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secondary_y = allocation->y + border_width;
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}
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@ -708,9 +799,8 @@ gtk_button_box_size_allocate (GtkWidget *widget,
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childspacing = spacing;
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x = allocation->x +
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(allocation->width
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- (child_width * (nvis_children - n_secondaries)
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+ spacing * (nvis_children - n_secondaries - 1))) / 2
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+ (n_secondaries * child_width + n_secondaries * spacing) / 2;
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- (primary_size + spacing * (n_primaries - 1))) / 2
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+ (secondary_size + n_secondaries * spacing) / 2;
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secondary_x = allocation->x + border_width;
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}
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else
|
||||
@ -718,9 +808,8 @@ gtk_button_box_size_allocate (GtkWidget *widget,
|
||||
childspacing = spacing;
|
||||
y = allocation->y +
|
||||
(allocation->height
|
||||
- (child_height * (nvis_children - n_secondaries)
|
||||
+ spacing * (nvis_children - n_secondaries - 1))) / 2
|
||||
+ (n_secondaries * child_height + n_secondaries * spacing) / 2;
|
||||
- (primary_size + spacing * (n_primaries - 1))) / 2
|
||||
+ (secondary_size + n_secondaries * spacing) / 2;
|
||||
secondary_y = allocation->y + border_width;
|
||||
}
|
||||
|
||||
@ -731,74 +820,63 @@ gtk_button_box_size_allocate (GtkWidget *widget,
|
||||
break;
|
||||
}
|
||||
|
||||
if (orientation == GTK_ORIENTATION_HORIZONTAL)
|
||||
{
|
||||
y = allocation->y + (allocation->height - child_height) / 2;
|
||||
childspace = child_width + childspacing;
|
||||
}
|
||||
else
|
||||
{
|
||||
x = allocation->x + (allocation->width - child_width) / 2;
|
||||
childspace = child_height + childspacing;
|
||||
}
|
||||
|
||||
list = children = _gtk_box_get_children (GTK_BOX (box));
|
||||
|
||||
children = list;
|
||||
i = 0;
|
||||
while (children)
|
||||
{
|
||||
GtkWidget *child;
|
||||
gboolean is_secondary;
|
||||
|
||||
child = children->data;
|
||||
children = children->next;
|
||||
|
||||
is_secondary = gtk_button_box_get_child_secondary (box, child);
|
||||
|
||||
if (gtk_widget_get_visible (child))
|
||||
{
|
||||
child_allocation.width = child_width;
|
||||
child_allocation.height = child_height;
|
||||
child_allocation.width = widths[i];
|
||||
child_allocation.height = heights[i];
|
||||
|
||||
if (orientation == GTK_ORIENTATION_HORIZONTAL)
|
||||
{
|
||||
child_allocation.y = y;
|
||||
child_allocation.y = allocation->y + (allocation->height - child_allocation.height) / 2;
|
||||
|
||||
if (is_secondary)
|
||||
if (gtk_button_box_get_child_secondary (bbox, child))
|
||||
{
|
||||
child_allocation.x = secondary_x;
|
||||
secondary_x += childspace;
|
||||
secondary_x += child_allocation.width + childspacing;
|
||||
}
|
||||
else
|
||||
{
|
||||
child_allocation.x = x;
|
||||
x += childspace;
|
||||
x += child_allocation.width + childspacing;
|
||||
}
|
||||
|
||||
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
|
||||
child_allocation.x = (allocation->x + allocation->width)
|
||||
- (child_allocation.x + child_width - allocation->x);
|
||||
- (child_allocation.x + child_allocation.width - allocation->x);
|
||||
}
|
||||
else
|
||||
{
|
||||
child_allocation.x = x;
|
||||
child_allocation.x = allocation->x + (allocation->width - child_allocation.width) / 2;
|
||||
|
||||
if (is_secondary)
|
||||
if (gtk_button_box_get_child_secondary (bbox, child))
|
||||
{
|
||||
child_allocation.y = secondary_y;
|
||||
secondary_y += childspace;
|
||||
secondary_y += child_allocation.height + childspacing;
|
||||
}
|
||||
else
|
||||
{
|
||||
child_allocation.y = y;
|
||||
y += childspace;
|
||||
y += child_allocation.height + childspacing;
|
||||
}
|
||||
}
|
||||
|
||||
gtk_widget_size_allocate (child, &child_allocation);
|
||||
i++;
|
||||
}
|
||||
}
|
||||
|
||||
g_list_free (list);
|
||||
g_free (widths);
|
||||
g_free (heights);
|
||||
}
|
||||
|
||||
/**
|
||||
|
||||
Loading…
Reference in New Issue
Block a user