Make GtkFrame use GtkStyleContext.

This commit is contained in:
Carlos Garnacho 2010-12-28 17:37:22 +01:00
parent 7a623988e5
commit 06462b98a0
2 changed files with 113 additions and 64 deletions

View File

@ -582,59 +582,62 @@ gtk_frame_draw (GtkWidget *widget,
{
GtkFrame *frame;
GtkFramePrivate *priv;
GtkStateType state;
GtkStyle *style;
GtkStyleContext *context;
GtkStateFlags state;
gint x, y, width, height;
GtkAllocation allocation;
GtkBorder padding;
frame = GTK_FRAME (widget);
priv = frame->priv;
style = gtk_widget_get_style (widget);
state = gtk_widget_get_state (widget);
context = gtk_widget_get_style_context (widget);
state = gtk_widget_get_state_flags (widget);
gtk_widget_get_allocation (widget, &allocation);
x = priv->child_allocation.x - allocation.x - style->xthickness;
y = priv->child_allocation.y - allocation.y - style->ythickness;
width = priv->child_allocation.width + 2 * style->xthickness;
height = priv->child_allocation.height + 2 * style->ythickness;
gtk_style_context_save (context);
gtk_style_context_add_class (context, GTK_STYLE_CLASS_FRAME);
if (priv->label_widget)
gtk_style_context_get_padding (context, state, &padding);
x = priv->child_allocation.x - allocation.x - padding.left;
y = priv->child_allocation.y - allocation.y - padding.top;
width = priv->child_allocation.width + padding.left + padding.right;
height = priv->child_allocation.height + padding.top + padding.bottom;
if (priv->shadow_type != GTK_SHADOW_NONE)
{
gfloat xalign;
gint height_extra;
gint x2;
if (priv->label_widget)
{
gfloat xalign;
gint height_extra;
gint x2;
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
xalign = priv->label_xalign;
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
xalign = priv->label_xalign;
else
xalign = 1 - priv->label_xalign;
height_extra = MAX (0, priv->label_allocation.height - padding.top)
- priv->label_yalign * priv->label_allocation.height;
y -= height_extra;
height += height_extra;
x2 = padding.left + (priv->child_allocation.width - priv->label_allocation.width - 2 * LABEL_PAD - 2 * LABEL_SIDE_PAD) * xalign + LABEL_SIDE_PAD;
/* If the label is completely over or under the frame we can omit the gap */
if (priv->label_yalign == 0.0 || priv->label_yalign == 1.0)
gtk_render_frame (context, cr, x, y, width, height);
else
gtk_render_frame_gap (context, cr,
x, y, width, height,
GTK_POS_TOP, x2,
x2 + priv->label_allocation.width + 2 * LABEL_PAD);
}
else
xalign = 1 - priv->label_xalign;
height_extra = MAX (0, priv->label_allocation.height - style->ythickness)
- priv->label_yalign * priv->label_allocation.height;
y -= height_extra;
height += height_extra;
x2 = style->xthickness + (priv->child_allocation.width - priv->label_allocation.width - 2 * LABEL_PAD - 2 * LABEL_SIDE_PAD) * xalign + LABEL_SIDE_PAD;
/* If the label is completely over or under the frame we can omit the gap */
if (priv->label_yalign == 0.0 || priv->label_yalign == 1.0)
gtk_paint_shadow (style, cr,
state, priv->shadow_type,
widget, "frame",
x, y, width, height);
else
gtk_paint_shadow_gap (style, cr,
state, priv->shadow_type,
widget, "frame",
x, y, width, height,
GTK_POS_TOP,
x2, priv->label_allocation.width + 2 * LABEL_PAD);
gtk_render_frame (context, cr, x, y, width, height);
}
else
gtk_paint_shadow (style, cr,
state, priv->shadow_type,
widget, "frame",
x, y, width, height);
gtk_style_context_restore (context);
GTK_WIDGET_CLASS (gtk_frame_parent_class)->draw (widget, cr);
@ -671,11 +674,19 @@ gtk_frame_size_allocate (GtkWidget *widget,
if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
{
GtkStyle *style;
GtkStyleContext *context;
GtkStateFlags state;
GtkBorder padding;
gint nat_width, width, height;
gfloat xalign;
style = gtk_widget_get_style (widget);
context = gtk_widget_get_style_context (widget);
state = gtk_widget_get_state_flags (widget);
gtk_style_context_save (context);
gtk_style_context_add_class (context, GTK_STYLE_CLASS_FRAME);
gtk_style_context_get_padding (context, state, &padding);
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
xalign = priv->label_xalign;
@ -695,10 +706,12 @@ gtk_frame_size_allocate (GtkWidget *widget,
priv->label_allocation.width = width;
priv->label_allocation.y = priv->child_allocation.y - MAX (height, style->ythickness);
priv->label_allocation.y = priv->child_allocation.y - MAX (height, padding.top);
priv->label_allocation.height = height;
gtk_widget_size_allocate (priv->label_widget, &priv->label_allocation);
gtk_style_context_restore (context);
}
}
@ -719,12 +732,19 @@ gtk_frame_real_compute_child_allocation (GtkFrame *frame,
GtkFramePrivate *priv = frame->priv;
GtkWidget *widget = GTK_WIDGET (frame);
GtkAllocation allocation;
GtkStyle *style;
GtkStyleContext *context;
GtkStateFlags state;
GtkBorder padding;
gint top_margin;
guint border_width;
style = gtk_widget_get_style (widget);
context = gtk_widget_get_style_context (widget);
state = gtk_widget_get_state_flags (widget);
gtk_style_context_save (context);
gtk_style_context_add_class (context, GTK_STYLE_CLASS_FRAME);
gtk_style_context_get_padding (context, state, &padding);
gtk_widget_get_allocation (widget, &allocation);
border_width = gtk_container_get_border_width (GTK_CONTAINER (frame));
@ -737,26 +757,29 @@ gtk_frame_real_compute_child_allocation (GtkFrame *frame,
width = allocation.width;
width -= 2 * LABEL_PAD + 2 * LABEL_SIDE_PAD;
width -= (border_width + style->xthickness) * 2;
width -= (border_width * 2) + padding.left + padding.right;
width = MIN (width, nat_width);
gtk_widget_get_preferred_height_for_width (priv->label_widget, width,
&height, NULL);
top_margin = MAX (height, style->ythickness);
top_margin = MAX (height, padding.top);
}
else
top_margin = style->ythickness;
top_margin = padding.top;
child_allocation->x = border_width + style->xthickness;
child_allocation->x = border_width + padding.left;
child_allocation->y = border_width + top_margin;
child_allocation->width = MAX (1, (gint) allocation.width - child_allocation->x * 2);
child_allocation->width = MAX (1, (gint) allocation.width - (border_width * 2) -
padding.left - padding.right);
child_allocation->height = MAX (1, ((gint) allocation.height - child_allocation->y -
border_width - (gint) style->ythickness));
border_width - padding.bottom));
child_allocation->x += allocation.x;
child_allocation->y += allocation.y;
gtk_style_context_restore (context);
}
static void
@ -767,7 +790,9 @@ gtk_frame_get_preferred_size (GtkWidget *request,
{
GtkFrame *frame = GTK_FRAME (request);
GtkFramePrivate *priv = frame->priv;
GtkStyle *style;
GtkStyleContext *context;
GtkStateFlags state;
GtkBorder padding;
GtkWidget *widget = GTK_WIDGET (request);
GtkWidget *child;
GtkBin *bin = GTK_BIN (widget);
@ -775,7 +800,12 @@ gtk_frame_get_preferred_size (GtkWidget *request,
gint minimum, natural;
guint border_width;
style = gtk_widget_get_style (widget);
context = gtk_widget_get_style_context (widget);
state = gtk_widget_get_state_flags (widget);
gtk_style_context_save (context);
gtk_style_context_add_class (context, GTK_STYLE_CLASS_FRAME);
gtk_style_context_get_padding (context, state, &padding);
if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
{
@ -790,8 +820,8 @@ gtk_frame_get_preferred_size (GtkWidget *request,
{
gtk_widget_get_preferred_height (priv->label_widget,
&child_min, &child_nat);
minimum = MAX (0, child_min - style->ythickness);
natural = MAX (0, child_nat - style->ythickness);
minimum = MAX (0, child_min - padding.top);
natural = MAX (0, child_nat - padding.top);
}
}
else
@ -823,13 +853,13 @@ gtk_frame_get_preferred_size (GtkWidget *request,
if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
minimum += (border_width + style->xthickness) * 2;
natural += (border_width + style->xthickness) * 2;
minimum += (border_width * 2) + padding.left + padding.right;
natural += (border_width * 2) + padding.left + padding.right;
}
else
{
minimum += (border_width + style->ythickness) * 2;
natural += (border_width + style->ythickness) * 2;
minimum += (border_width * 2) + padding.top + padding.bottom;
natural += (border_width * 2) + padding.top + padding.bottom;
}
if (minimum_size)
@ -837,6 +867,8 @@ gtk_frame_get_preferred_size (GtkWidget *request,
if (natural_size)
*natural_size = natural;
gtk_style_context_restore (context);
}
static void
@ -867,18 +899,25 @@ gtk_frame_get_preferred_height_for_width (GtkWidget *request,
GtkFrame *frame = GTK_FRAME (widget);
GtkFramePrivate *priv = frame->priv;
GtkBin *bin = GTK_BIN (widget);
GtkStyle *style;
GtkStyleContext *context;
GtkStateFlags state;
GtkBorder padding;
gint child_min, child_nat, label_width;
gint minimum, natural;
guint border_width;
style = gtk_widget_get_style (widget);
context = gtk_widget_get_style_context (widget);
state = gtk_widget_get_state_flags (widget);
gtk_style_context_save (context);
gtk_style_context_add_class (context, GTK_STYLE_CLASS_FRAME);
gtk_style_context_get_padding (context, state, &padding);
border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
minimum = (border_width + style->ythickness) * 2;
natural = (border_width + style->ythickness) * 2;
minimum = (border_width * 2) + padding.top + padding.bottom;
natural = (border_width * 2) + padding.top + padding.bottom;
width -= (border_width + style->xthickness) * 2;
width -= (border_width * 2) + padding.left + padding.right;
label_width = width - 2 * LABEL_PAD + 2 * LABEL_SIDE_PAD;
if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
@ -903,6 +942,8 @@ gtk_frame_get_preferred_height_for_width (GtkWidget *request,
if (natural_height)
*natural_height = natural;
gtk_style_context_restore (context);
}
static void

View File

@ -337,6 +337,14 @@ struct _GtkStyleContextClass
*/
#define GTK_STYLE_CLASS_VIEW "view"
/**
* GTK_STYLE_CLASS_FRAME:
*
* A CSS class defining a frame delimiting content, such as GtkFrame
* or the scrolled window frame around the scrollable area.
*/
#define GTK_STYLE_CLASS_FRAME "frame"
/**
* GTK_STYLE_CLASS_INFO:
*