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https://gitlab.gnome.org/GNOME/gtk.git
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grid: Implement support for CSS border-spacing
This commit is contained in:
Benjamin Otte
parent
404cdd5d02
commit
0eecc6f686
@ -28,6 +28,8 @@
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#include "gtkwidgetprivate.h"
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#include "gtkcontainerprivate.h"
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#include "gtkcsscustomgadgetprivate.h"
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#include "gtkcsspositionvalueprivate.h"
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#include "gtkstylecontextprivate.h"
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#include "gtkprivate.h"
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#include "gtkintl.h"
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@ -549,6 +551,23 @@ gtk_grid_child_type (GtkContainer *container)
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return GTK_TYPE_WIDGET;
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}
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static int
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get_spacing (GtkGrid *grid,
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GtkOrientation orientation)
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{
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GtkGridPrivate *priv = grid->priv;
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GtkCssValue *border_spacing;
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gint css_spacing;
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border_spacing = _gtk_style_context_peek_property (gtk_widget_get_style_context (GTK_WIDGET (grid)), GTK_CSS_PROPERTY_BORDER_SPACING);
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if (orientation == GTK_ORIENTATION_HORIZONTAL)
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css_spacing = _gtk_css_position_value_get_x (border_spacing, 100);
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else
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css_spacing = _gtk_css_position_value_get_y (border_spacing, 100);
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return css_spacing + priv->linedata[orientation].spacing;
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}
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/* Calculates the min and max numbers for both orientations.
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*/
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static void
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@ -626,19 +645,16 @@ compute_allocation_for_child (GtkGridRequest *request,
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GtkGridChild *child,
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GtkOrientation orientation)
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{
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GtkGridPrivate *priv = request->grid->priv;
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GtkGridLineData *linedata;
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GtkGridLines *lines;
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GtkGridLine *line;
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GtkGridChildAttach *attach;
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gint size;
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gint i;
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linedata = &priv->linedata[orientation];
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lines = &request->lines[orientation];
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attach = &child->attach[orientation];
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size = (attach->span - 1) * linedata->spacing;
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size = (attach->span - 1) * get_spacing (request->grid, orientation);
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for (i = 0; i < attach->span; i++)
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{
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line = &lines->lines[attach->pos - lines->min + i];
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@ -831,6 +847,7 @@ gtk_grid_request_spanning (GtkGridRequest *request,
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gint span_natural;
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gint span_expand;
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gboolean force_expand;
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gint spacing;
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gint extra;
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gint expand;
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gint line_extra;
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@ -838,6 +855,7 @@ gtk_grid_request_spanning (GtkGridRequest *request,
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linedata = &priv->linedata[orientation];
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lines = &request->lines[orientation];
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spacing = get_spacing (request->grid, orientation);
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for (list = priv->children; list; list = list->next)
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{
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@ -853,8 +871,8 @@ gtk_grid_request_spanning (GtkGridRequest *request,
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/* We ignore baselines for spanning children */
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compute_request_for_child (request, child, orientation, contextual, &minimum, &natural, NULL, NULL);
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span_minimum = (attach->span - 1) * linedata->spacing;
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span_natural = (attach->span - 1) * linedata->spacing;
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span_minimum = (attach->span - 1) * spacing;
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span_natural = (attach->span - 1) * spacing;
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span_expand = 0;
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force_expand = FALSE;
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for (i = 0; i < attach->span; i++)
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@ -886,7 +904,7 @@ gtk_grid_request_spanning (GtkGridRequest *request,
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{
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gint total, m;
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total = minimum - (attach->span - 1) * linedata->spacing;
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total = minimum - (attach->span - 1) * spacing;
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m = total / attach->span + (total % attach->span ? 1 : 0);
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for (i = 0; i < attach->span; i++)
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{
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@ -918,7 +936,7 @@ gtk_grid_request_spanning (GtkGridRequest *request,
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{
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gint total, n;
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total = natural - (attach->span - 1) * linedata->spacing;
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total = natural - (attach->span - 1) * spacing;
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n = total / attach->span + (total % attach->span ? 1 : 0);
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for (i = 0; i < attach->span; i++)
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{
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@ -1071,16 +1089,16 @@ gtk_grid_request_sum (GtkGridRequest *request,
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gint *natural_baseline)
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{
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GtkGridPrivate *priv = request->grid->priv;
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GtkGridLineData *linedata;
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GtkGridLines *lines;
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gint i;
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gint min, nat;
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gint nonempty;
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gint spacing;
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gtk_grid_request_compute_expand (request, orientation, G_MININT, G_MAXINT, &nonempty, NULL);
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linedata = &priv->linedata[orientation];
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lines = &request->lines[orientation];
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spacing = get_spacing (request->grid, orientation);
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min = 0;
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nat = 0;
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@ -1101,16 +1119,16 @@ gtk_grid_request_sum (GtkGridRequest *request,
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if (!lines->lines[i].empty)
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{
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min += linedata->spacing;
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nat += linedata->spacing;
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min += spacing;
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nat += spacing;
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}
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}
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/* Remove last spacing, if any was applied */
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if (nonempty > 0)
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{
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min -= linedata->spacing;
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nat -= linedata->spacing;
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min -= spacing;
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nat -= spacing;
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}
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*minimum = min;
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@ -1226,9 +1244,11 @@ gtk_grid_request_allocate (GtkGridRequest *request,
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gint rest;
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gint size1, size2;
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gint split, split_pos;
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gint spacing;
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linedata = &priv->linedata[orientation];
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lines = &request->lines[orientation];
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spacing = get_spacing (request->grid, orientation);
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baseline = gtk_widget_get_allocated_baseline (GTK_WIDGET (request->grid));
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@ -1243,12 +1263,12 @@ gtk_grid_request_allocate (GtkGridRequest *request,
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if (nonempty2 > 0)
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{
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size1 = split_pos - (nonempty1) * linedata->spacing;
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size2 = (total_size - split_pos) - (nonempty2 - 1) * linedata->spacing;
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size1 = split_pos - (nonempty1) * spacing;
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size2 = (total_size - split_pos) - (nonempty2 - 1) * spacing;
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}
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else
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{
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size1 = total_size - (nonempty1 - 1) * linedata->spacing;
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size1 = total_size - (nonempty1 - 1) * spacing;
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size2 = 0;
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}
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}
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@ -1258,7 +1278,7 @@ gtk_grid_request_allocate (GtkGridRequest *request,
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nonempty2 = expand2 = 0;
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split = lines->max;
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size1 = total_size - (nonempty1 - 1) * linedata->spacing;
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size1 = total_size - (nonempty1 - 1) * spacing;
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size2 = 0;
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}
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@ -1357,15 +1377,15 @@ gtk_grid_request_position (GtkGridRequest *request,
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GtkOrientation orientation)
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{
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GtkGridPrivate *priv = request->grid->priv;
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GtkGridLineData *linedata;
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GtkGridLines *lines;
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GtkGridLine *line;
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gint position, old_position;
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int allocated_baseline;
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gint spacing;
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gint i, j;
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linedata = &priv->linedata[orientation];
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lines = &request->lines[orientation];
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spacing = get_spacing (request->grid, orientation);
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allocated_baseline = gtk_widget_get_allocated_baseline (GTK_WIDGET(request->grid));
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@ -1393,7 +1413,7 @@ gtk_grid_request_position (GtkGridRequest *request,
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if (!line->empty)
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{
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line->position = position;
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position += line->allocation + linedata->spacing;
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position += line->allocation + spacing;
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if (orientation == GTK_ORIENTATION_VERTICAL &&
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i + lines->min == priv->baseline_row &&
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@ -1529,14 +1549,11 @@ allocate_child (GtkGridRequest *request,
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gint *size,
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gint *baseline)
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{
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GtkGridPrivate *priv = request->grid->priv;
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GtkGridLineData *linedata;
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GtkGridLines *lines;
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GtkGridLine *line;
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GtkGridChildAttach *attach;
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gint i;
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linedata = &priv->linedata[orientation];
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lines = &request->lines[orientation];
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attach = &child->attach[orientation];
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@ -1546,7 +1563,7 @@ allocate_child (GtkGridRequest *request,
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else
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*baseline = -1;
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*size = (attach->span - 1) * linedata->spacing;
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*size = (attach->span - 1) * get_spacing (request->grid, orientation);
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for (i = 0; i < attach->span; i++)
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{
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line = &lines->lines[attach->pos - lines->min + i];
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