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Make GtkSwitch use GtkStyleContext

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This commit is contained in:
Carlos Garnacho
2010-12-28 18:59:45 +01:00
parent 18b333bfe7
commit 029fb53ac2
1 changed files with 85 additions and 65 deletions
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148
gtk/gtkswitch.c
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@ -151,16 +151,20 @@ gtk_switch_motion (GtkWidget *widget,
{
gint position = event->x - priv->offset;
GtkAllocation allocation;
GtkStyle *style;
GtkStyleContext *context;
GtkStateFlags state;
GtkBorder padding;
style = gtk_widget_get_style (widget);
context = gtk_widget_get_style_context (widget);
state = gtk_widget_get_state_flags (widget);
gtk_style_context_get_padding (context, state, &padding);
gtk_widget_get_allocation (widget, &allocation);
/* constrain the handle within the trough width */
if (position > (allocation.width / 2 - style->xthickness))
priv->handle_x = allocation.width / 2 - style->xthickness;
else if (position < style->xthickness)
priv->handle_x = style->xthickness;
if (position > (allocation.width / 2 - padding.right))
priv->handle_x = allocation.width / 2 - padding.right;
else if (position < padding.left)
priv->handle_x = padding.left;
else
priv->handle_x = position;
@ -274,12 +278,18 @@ gtk_switch_get_preferred_width (GtkWidget *widget,
gint *minimum,
gint *natural)
{
GtkStyle *style = gtk_widget_get_style (widget);
GtkStyleContext *context;
GtkStateFlags state;
GtkBorder padding;
gint width, slider_width, focus_width, focus_pad;
PangoLayout *layout;
PangoRectangle logical_rect;
width = style->xthickness * 2;
context = gtk_widget_get_style_context (widget);
state = gtk_widget_get_state_flags (widget);
gtk_style_context_get_padding (context, state, &padding);
width = padding.left + padding.right;
gtk_widget_style_get (widget,
"slider-width", &slider_width,
@ -320,13 +330,19 @@ gtk_switch_get_preferred_height (GtkWidget *widget,
gint *minimum,
gint *natural)
{
GtkStyle *style = gtk_widget_get_style (widget);
GtkStyleContext *context;
GtkStateFlags state;
GtkBorder padding;
gint height, focus_width, focus_pad;
PangoLayout *layout;
PangoRectangle logical_rect;
gchar *str;
height = style->ythickness * 2;
context = gtk_widget_get_style_context (widget);
state = gtk_widget_get_state_flags (widget);
gtk_style_context_get_padding (context, state, &padding);
height = padding.top + padding.bottom;
gtk_widget_style_get (widget,
"focus-line-width", &focus_width,
@ -452,17 +468,21 @@ gtk_switch_paint_handle (GtkWidget *widget,
cairo_t *cr,
GdkRectangle *box)
{
GtkStyle *style = gtk_widget_get_style (widget);
GtkStyleContext *context = gtk_widget_get_style_context (widget);
GtkStateFlags state;
gtk_paint_slider (style, cr,
gtk_widget_get_state (widget),
GTK_SHADOW_OUT,
GTK_WIDGET (widget), "switch-slider",
box->x,
box->y,
box->width,
box->height,
state = gtk_widget_get_state_flags (widget);
gtk_style_context_save (context);
gtk_style_context_set_state (context, state);
gtk_style_context_add_class (context, GTK_STYLE_CLASS_SLIDER);
gtk_render_slider (context, cr,
box->x, box->y,
box->width, box->height,
GTK_ORIENTATION_HORIZONTAL);
gtk_style_context_restore (context);
}
static gboolean
@ -470,12 +490,13 @@ gtk_switch_draw (GtkWidget *widget,
cairo_t *cr)
{
GtkSwitchPrivate *priv = GTK_SWITCH (widget)->priv;
GtkStyle *style;
GtkStyleContext *context;
GdkRectangle handle;
PangoLayout *layout;
PangoRectangle rect;
gint label_x, label_y;
GtkStateType state;
GtkStateFlags state;
GtkBorder padding;
gint focus_width, focus_pad;
gint x, y, width, height;
@ -484,7 +505,13 @@ gtk_switch_draw (GtkWidget *widget,
"focus-padding", &focus_pad,
NULL);
style = gtk_widget_get_style (widget);
context = gtk_widget_get_style_context (widget);
state = gtk_widget_get_state_flags (widget);
if (priv->is_active)
state |= GTK_STATE_FLAG_ACTIVE;
gtk_style_context_get_padding (context, state, &padding);
x = 0;
y = 0;
@ -492,37 +519,27 @@ gtk_switch_draw (GtkWidget *widget,
height = gtk_widget_get_allocated_height (widget);
if (gtk_widget_has_focus (widget))
gtk_paint_focus (style, cr,
gtk_widget_get_state (widget),
widget, "button",
x, y, width, height);
gtk_render_focus (context, cr, x, y, width, height);
gtk_style_context_save (context);
gtk_style_context_set_state (context, state);
x += focus_width + focus_pad;
y += focus_width + focus_pad;
width -= 2 * (focus_width + focus_pad);
height -= 2 * (focus_width + focus_pad);
state = priv->is_active ? GTK_STATE_SELECTED : gtk_widget_get_state (widget);
gtk_style_context_add_class (context, GTK_STYLE_CLASS_TROUGH);
/* background - XXX should this be a flat box instead? we're missing
* the border given by the shadow with that, which would require
* fixing all theme engines to add a subtle border for this widget
*/
gtk_paint_box (style, cr,
state,
GTK_SHADOW_IN,
widget, "switch-background",
x, y, width, height);
if (!gtk_widget_is_sensitive (widget))
state = GTK_STATE_INSENSITIVE;
gtk_render_background (context, cr, x, y, width, height);
gtk_render_frame (context, cr, x, y, width, height);
/* XXX the +1/-1 it's pixel wriggling after checking with the default
* theme and xmag
*/
handle.y = y + style->ythickness + 1;
handle.width = (width - style->xthickness * 2) / 2;
handle.height = (height - style->ythickness * 2) - 1;
handle.y = y + padding.top + 1;
handle.width = (width - padding.left - padding.right) / 2;
handle.height = (height - padding.top - padding.bottom) - 1;
/* Translators: if the "on" state label requires more than three
* glyphs then use MEDIUM VERTICAL BAR (U+2759) as the text for
@ -532,17 +549,12 @@ gtk_switch_draw (GtkWidget *widget,
pango_layout_get_extents (layout, NULL, &rect);
pango_extents_to_pixels (&rect, NULL);
label_x = x + style->xthickness
+ ((width / 2) - rect.width - (style->xthickness * 2)) / 2;
label_y = y + style->ythickness
+ (height - rect.height - (style->ythickness * 2)) / 2;
label_x = x + padding.left
+ ((width / 2) - rect.width - padding.left - padding.right) / 2;
label_y = y + padding.top
+ (height - rect.height - padding.top - padding.bottom) / 2;
gtk_paint_layout (style, cr,
state,
FALSE,
widget, "switch-on-label",
label_x, label_y,
layout);
gtk_render_layout (context, cr, label_x, label_y, layout);
g_object_unref (layout);
@ -553,27 +565,24 @@ gtk_switch_draw (GtkWidget *widget,
pango_layout_get_extents (layout, NULL, &rect);
pango_extents_to_pixels (&rect, NULL);
label_x = x + style->xthickness
label_x = x + padding.left
+ (width / 2)
+ ((width / 2) - rect.width - (style->xthickness * 2)) / 2;
label_y = y + style->ythickness
+ (height - rect.height - (style->ythickness * 2)) / 2;
+ ((width / 2) - rect.width - padding.left - padding.right) / 2;
label_y = y + padding.top
+ (height - rect.height - padding.top - padding.bottom) / 2;
gtk_paint_layout (style, cr,
state,
FALSE,
widget, "switch-off-label",
label_x, label_y,
layout);
gtk_render_layout (context, cr, label_x, label_y, layout);
g_object_unref (layout);
if (priv->is_dragging)
handle.x = x + priv->handle_x;
else if (priv->is_active)
handle.x = x + width - handle.width - style->xthickness;
handle.x = x + width - handle.width - padding.right;
else
handle.x = x + style->xthickness;
handle.x = x + padding.left;
gtk_style_context_restore (context);
gtk_switch_paint_handle (widget, cr, &handle);
@ -824,7 +833,10 @@ gtk_switch_set_active (GtkSwitch *sw,
if (priv->is_active != is_active)
{
AtkObject *accessible;
GtkWidget *widget;
GtkStyleContext *context;
widget = GTK_WIDGET (sw);
priv->is_active = is_active;
g_object_notify_by_pspec (G_OBJECT (sw), switch_props[PROP_ACTIVE]);
@ -835,6 +847,14 @@ gtk_switch_set_active (GtkSwitch *sw,
accessible = gtk_widget_get_accessible (GTK_WIDGET (sw));
atk_object_notify_state_change (accessible, ATK_STATE_CHECKED, priv->is_active);
if (gtk_widget_get_realized (widget))
{
context = gtk_widget_get_style_context (widget);
gtk_style_context_notify_state_change (context,
gtk_widget_get_window (widget),
NULL, GTK_STATE_ACTIVE, is_active);
}
gtk_widget_queue_draw (GTK_WIDGET (sw));
}
}