forked from AuroraMiddleware/gtk
switch: Port to gadgets
This commit is contained in:
Benjamin Otte
Matthias Clasen
parent
e09eb4fc9f
commit
0f8233bd7b
334
gtk/gtkswitch.c
334
gtk/gtkswitch.c
@ -61,8 +61,8 @@
|
||||
#include "gtkactionable.h"
|
||||
#include "a11y/gtkswitchaccessible.h"
|
||||
#include "gtkactionhelper.h"
|
||||
#include "gtkcssnodeprivate.h"
|
||||
#include "gtkcssstylepropertyprivate.h"
|
||||
#include "gtkcsscustomgadgetprivate.h"
|
||||
#include "gtkcssgadgetprivate.h"
|
||||
#include "gtkstylecontextprivate.h"
|
||||
#include "gtkwidgetprivate.h"
|
||||
#include "gtkcssshadowsvalueprivate.h"
|
||||
@ -81,7 +81,8 @@ struct _GtkSwitchPrivate
|
||||
GtkGesture *pan_gesture;
|
||||
GtkGesture *multipress_gesture;
|
||||
|
||||
GtkCssNode *slider_node;
|
||||
GtkCssGadget *gadget;
|
||||
GtkCssGadget *slider_gadget;
|
||||
|
||||
double handle_pos;
|
||||
gint64 start_time;
|
||||
@ -179,7 +180,7 @@ gtk_switch_on_frame_clock_update (GtkWidget *widget,
|
||||
gtk_switch_set_active (sw, !priv->is_active);
|
||||
}
|
||||
|
||||
gtk_widget_queue_draw (GTK_WIDGET (sw));
|
||||
gtk_widget_queue_allocate (GTK_WIDGET (sw));
|
||||
|
||||
return G_SOURCE_CONTINUE;
|
||||
}
|
||||
@ -258,8 +259,6 @@ gtk_switch_pan_gesture_pan (GtkGesturePan *gesture,
|
||||
{
|
||||
GtkWidget *widget = GTK_WIDGET (sw);
|
||||
GtkSwitchPrivate *priv = sw->priv;
|
||||
GtkStyleContext *context;
|
||||
GtkBorder padding;
|
||||
gint width;
|
||||
|
||||
if (direction == GTK_PAN_DIRECTION_LEFT)
|
||||
@ -267,12 +266,6 @@ gtk_switch_pan_gesture_pan (GtkGesturePan *gesture,
|
||||
|
||||
gtk_gesture_set_state (GTK_GESTURE (gesture), GTK_EVENT_SEQUENCE_CLAIMED);
|
||||
|
||||
context = gtk_widget_get_style_context (widget);
|
||||
|
||||
gtk_style_context_save_to_node (context, priv->slider_node);
|
||||
gtk_style_context_get_padding (context, gtk_style_context_get_state (context), &padding);
|
||||
gtk_style_context_restore (context);
|
||||
|
||||
width = gtk_widget_get_allocated_width (widget);
|
||||
|
||||
if (priv->is_active)
|
||||
@ -283,7 +276,7 @@ gtk_switch_pan_gesture_pan (GtkGesturePan *gesture,
|
||||
priv->handle_pos = CLAMP (offset, 0, 1.0);
|
||||
|
||||
/* we need to redraw the handle */
|
||||
gtk_widget_queue_draw (widget);
|
||||
gtk_widget_queue_allocate (widget);
|
||||
}
|
||||
|
||||
static void
|
||||
@ -315,7 +308,7 @@ gtk_switch_pan_gesture_drag_end (GtkGestureDrag *gesture,
|
||||
|
||||
priv->handle_pos = active ? 1.0 : 0.0;
|
||||
gtk_switch_set_active (sw, active);
|
||||
gtk_widget_queue_draw (GTK_WIDGET (sw));
|
||||
gtk_widget_queue_allocate (GTK_WIDGET (sw));
|
||||
}
|
||||
|
||||
static gboolean
|
||||
@ -357,54 +350,102 @@ gtk_switch_activate (GtkSwitch *sw)
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_switch_get_preferred_width (GtkWidget *widget,
|
||||
gtk_switch_get_slider_size (GtkCssGadget *gadget,
|
||||
GtkOrientation orientation,
|
||||
gint for_size,
|
||||
gint *minimum,
|
||||
gint *natural)
|
||||
gint *natural,
|
||||
gint *minimum_baseline,
|
||||
gint *natural_baseline,
|
||||
gpointer unused)
|
||||
{
|
||||
GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
|
||||
gint slider_size;
|
||||
|
||||
if (orientation == GTK_ORIENTATION_VERTICAL)
|
||||
{
|
||||
gtk_widget_style_get (widget,
|
||||
"slider-width", &slider_size,
|
||||
NULL);
|
||||
slider_size *= 0.6;
|
||||
}
|
||||
else
|
||||
{
|
||||
gtk_widget_style_get (widget,
|
||||
"slider-height", &slider_size,
|
||||
NULL);
|
||||
}
|
||||
|
||||
*minimum = slider_size;
|
||||
*natural = slider_size;
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_switch_get_content_size (GtkCssGadget *gadget,
|
||||
GtkOrientation orientation,
|
||||
gint for_size,
|
||||
gint *minimum,
|
||||
gint *natural,
|
||||
gint *minimum_baseline,
|
||||
gint *natural_baseline,
|
||||
gpointer unused)
|
||||
{
|
||||
GtkWidget *widget;
|
||||
GtkSwitch *self;
|
||||
GtkSwitchPrivate *priv;
|
||||
GtkStyleContext *context;
|
||||
GtkBorder padding;
|
||||
gint width, slider_width;
|
||||
gint slider_minimum, slider_natural;
|
||||
PangoLayout *layout;
|
||||
PangoRectangle logical_rect;
|
||||
PangoRectangle on_rect, off_rect;
|
||||
|
||||
widget = gtk_css_gadget_get_owner (gadget);
|
||||
self = GTK_SWITCH (widget);
|
||||
priv = self->priv;
|
||||
context = gtk_widget_get_style_context (widget);
|
||||
|
||||
gtk_style_context_save_to_node (context, priv->slider_node);
|
||||
gtk_style_context_get_padding (context, gtk_style_context_get_state (context), &padding);
|
||||
|
||||
width = padding.left + padding.right;
|
||||
|
||||
gtk_style_context_restore (context);
|
||||
|
||||
gtk_widget_style_get (widget,
|
||||
"slider-width", &slider_width,
|
||||
NULL);
|
||||
gtk_css_gadget_get_preferred_size (priv->slider_gadget,
|
||||
orientation,
|
||||
-1,
|
||||
&slider_minimum, &slider_natural,
|
||||
NULL, NULL);
|
||||
|
||||
/* Translators: if the "on" state label requires more than three
|
||||
* glyphs then use MEDIUM VERTICAL BAR (U+2759) as the text for
|
||||
* the state
|
||||
*/
|
||||
layout = gtk_widget_create_pango_layout (widget, C_("switch", "ON"));
|
||||
pango_layout_get_extents (layout, NULL, &logical_rect);
|
||||
pango_extents_to_pixels (&logical_rect, NULL);
|
||||
width += MAX (logical_rect.width, slider_width);
|
||||
pango_layout_get_pixel_extents (layout, NULL, &on_rect);
|
||||
|
||||
/* Translators: if the "off" state label requires more than three
|
||||
* glyphs then use WHITE CIRCLE (U+25CB) as the text for the state
|
||||
*/
|
||||
pango_layout_set_text (layout, C_("switch", "OFF"), -1);
|
||||
pango_layout_get_extents (layout, NULL, &logical_rect);
|
||||
pango_extents_to_pixels (&logical_rect, NULL);
|
||||
width += MAX (logical_rect.width, slider_width);
|
||||
pango_layout_get_pixel_extents (layout, NULL, &off_rect);
|
||||
|
||||
g_object_unref (layout);
|
||||
|
||||
*minimum = width;
|
||||
*natural = width;
|
||||
if (orientation == GTK_ORIENTATION_HORIZONTAL)
|
||||
{
|
||||
int text_width = MAX (on_rect.width, off_rect.width);
|
||||
*minimum = 2 * MAX (slider_minimum, text_width);
|
||||
*natural = 2 * MAX (slider_natural, text_width);
|
||||
}
|
||||
else
|
||||
{
|
||||
int text_height = MAX (on_rect.height, off_rect.height);
|
||||
*minimum = MAX (slider_minimum, text_height);
|
||||
*natural = MAX (slider_natural, text_height);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_switch_get_preferred_width (GtkWidget *widget,
|
||||
gint *minimum,
|
||||
gint *natural)
|
||||
{
|
||||
gtk_css_gadget_get_preferred_size (GTK_SWITCH (widget)->priv->gadget,
|
||||
GTK_ORIENTATION_HORIZONTAL,
|
||||
-1,
|
||||
minimum, natural,
|
||||
NULL, NULL);
|
||||
}
|
||||
|
||||
static void
|
||||
@ -412,45 +453,33 @@ gtk_switch_get_preferred_height (GtkWidget *widget,
|
||||
gint *minimum,
|
||||
gint *natural)
|
||||
{
|
||||
GtkSwitch *self;
|
||||
GtkSwitchPrivate *priv;
|
||||
GtkStyleContext *context;
|
||||
GtkBorder padding;
|
||||
gint height, slider_height;
|
||||
PangoLayout *layout;
|
||||
PangoRectangle logical_rect;
|
||||
gchar *str;
|
||||
gtk_css_gadget_get_preferred_size (GTK_SWITCH (widget)->priv->gadget,
|
||||
GTK_ORIENTATION_VERTICAL,
|
||||
-1,
|
||||
minimum, natural,
|
||||
NULL, NULL);
|
||||
}
|
||||
|
||||
self = GTK_SWITCH (widget);
|
||||
priv = self->priv;
|
||||
context = gtk_widget_get_style_context (widget);
|
||||
static void
|
||||
gtk_switch_allocate_contents (GtkCssGadget *gadget,
|
||||
const GtkAllocation *allocation,
|
||||
int baseline,
|
||||
GtkAllocation *out_clip,
|
||||
gpointer unused)
|
||||
{
|
||||
GtkSwitch *self = GTK_SWITCH (gtk_css_gadget_get_owner (gadget));
|
||||
GtkSwitchPrivate *priv = self->priv;
|
||||
GtkAllocation slider_alloc;
|
||||
|
||||
gtk_style_context_save_to_node (context, priv->slider_node);
|
||||
slider_alloc.x = allocation->x + round (priv->handle_pos * (allocation->width - allocation->width / 2));
|
||||
slider_alloc.y = allocation->y;
|
||||
slider_alloc.width = allocation->width / 2;
|
||||
slider_alloc.height = allocation->height;
|
||||
|
||||
gtk_style_context_get_padding (context, gtk_style_context_get_state (context), &padding);
|
||||
|
||||
height = padding.top + padding.bottom;
|
||||
|
||||
gtk_style_context_restore (context);
|
||||
|
||||
gtk_widget_style_get (widget,
|
||||
"slider-height", &slider_height,
|
||||
NULL);
|
||||
|
||||
str = g_strdup_printf ("%s%s",
|
||||
C_("switch", "ON"),
|
||||
C_("switch", "OFF"));
|
||||
|
||||
layout = gtk_widget_create_pango_layout (widget, str);
|
||||
pango_layout_get_extents (layout, NULL, &logical_rect);
|
||||
pango_extents_to_pixels (&logical_rect, NULL);
|
||||
height += MAX (slider_height, logical_rect.height);
|
||||
|
||||
g_object_unref (layout);
|
||||
g_free (str);
|
||||
|
||||
*minimum = height;
|
||||
*natural = height;
|
||||
gtk_css_gadget_allocate (priv->slider_gadget,
|
||||
&slider_alloc,
|
||||
baseline,
|
||||
out_clip);
|
||||
}
|
||||
|
||||
static void
|
||||
@ -458,8 +487,6 @@ gtk_switch_size_allocate (GtkWidget *widget,
|
||||
GtkAllocation *allocation)
|
||||
{
|
||||
GtkSwitchPrivate *priv = GTK_SWITCH (widget)->priv;
|
||||
GtkStyleContext *context;
|
||||
GtkBorder extents;
|
||||
GtkAllocation clip;
|
||||
|
||||
gtk_widget_set_allocation (widget, allocation);
|
||||
@ -471,23 +498,12 @@ gtk_switch_size_allocate (GtkWidget *widget,
|
||||
allocation->width,
|
||||
allocation->height);
|
||||
|
||||
context = gtk_widget_get_style_context (widget);
|
||||
gtk_css_gadget_allocate (priv->gadget,
|
||||
allocation,
|
||||
gtk_widget_get_allocated_baseline (widget),
|
||||
&clip);
|
||||
|
||||
gtk_style_context_save_to_node (context, priv->slider_node);
|
||||
|
||||
_gtk_css_shadows_value_get_extents (_gtk_style_context_peek_property (context,
|
||||
GTK_CSS_PROPERTY_BOX_SHADOW),
|
||||
&extents);
|
||||
|
||||
gtk_style_context_restore (context);
|
||||
|
||||
clip = *allocation;
|
||||
clip.x -= extents.left;
|
||||
clip.y -= extents.top;
|
||||
clip.width += extents.left + extents.right;
|
||||
clip.height += extents.top + extents.bottom;
|
||||
|
||||
_gtk_widget_set_simple_clip (widget, &clip);
|
||||
gtk_widget_set_clip (widget, &clip);
|
||||
}
|
||||
|
||||
static void
|
||||
@ -564,61 +580,33 @@ gtk_switch_unmap (GtkWidget *widget)
|
||||
GTK_WIDGET_CLASS (gtk_switch_parent_class)->unmap (widget);
|
||||
}
|
||||
|
||||
static inline void
|
||||
gtk_switch_paint_handle (GtkWidget *widget,
|
||||
static gboolean
|
||||
gtk_switch_render_slider (GtkCssGadget *gadget,
|
||||
cairo_t *cr,
|
||||
GdkRectangle *box)
|
||||
int x,
|
||||
int y,
|
||||
int width,
|
||||
int height,
|
||||
gpointer data)
|
||||
{
|
||||
GtkStyleContext *context = gtk_widget_get_style_context (widget);
|
||||
|
||||
gtk_style_context_save_to_node (context, GTK_SWITCH (widget)->priv->slider_node);
|
||||
|
||||
gtk_render_slider (context, cr,
|
||||
box->x, box->y,
|
||||
box->width, box->height,
|
||||
GTK_ORIENTATION_HORIZONTAL);
|
||||
|
||||
gtk_style_context_restore (context);
|
||||
return gtk_widget_has_visible_focus (gtk_css_gadget_get_owner (gadget));
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gtk_switch_draw (GtkWidget *widget,
|
||||
cairo_t *cr)
|
||||
gtk_switch_render_trough (GtkCssGadget *gadget,
|
||||
cairo_t *cr,
|
||||
int x,
|
||||
int y,
|
||||
int width,
|
||||
int height,
|
||||
gpointer data)
|
||||
{
|
||||
GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
|
||||
GtkSwitchPrivate *priv = GTK_SWITCH (widget)->priv;
|
||||
GtkStyleContext *context;
|
||||
GdkRectangle handle;
|
||||
GtkStyleContext *context = gtk_widget_get_style_context (widget);
|
||||
PangoLayout *layout;
|
||||
PangoRectangle rect;
|
||||
gint label_x, label_y;
|
||||
GtkBorder padding;
|
||||
gint x, y, width, height;
|
||||
|
||||
context = gtk_widget_get_style_context (widget);
|
||||
|
||||
gtk_style_context_save_to_node (context, priv->slider_node);
|
||||
|
||||
gtk_style_context_get_padding (context, gtk_style_context_get_state (context), &padding);
|
||||
|
||||
gtk_style_context_restore (context);
|
||||
|
||||
x = 0;
|
||||
y = 0;
|
||||
width = gtk_widget_get_allocated_width (widget);
|
||||
height = gtk_widget_get_allocated_height (widget);
|
||||
|
||||
gtk_render_background (context, cr, x, y, width, height);
|
||||
gtk_render_frame (context, cr, x, y, width, height);
|
||||
|
||||
width -= padding.left + padding.right;
|
||||
height -= padding.top + padding.bottom;
|
||||
|
||||
x += padding.left;
|
||||
y += padding.top;
|
||||
|
||||
handle.y = y;
|
||||
handle.width = width / 2;
|
||||
handle.height = height;
|
||||
|
||||
/* Translators: if the "on" state label requires more than three
|
||||
* glyphs then use MEDIUM VERTICAL BAR (U+2759) as the text for
|
||||
@ -626,11 +614,10 @@ gtk_switch_draw (GtkWidget *widget,
|
||||
*/
|
||||
layout = gtk_widget_create_pango_layout (widget, C_("switch", "ON"));
|
||||
|
||||
pango_layout_get_extents (layout, NULL, &rect);
|
||||
pango_extents_to_pixels (&rect, NULL);
|
||||
pango_layout_get_pixel_extents (layout, NULL, &rect);
|
||||
|
||||
label_x = x + ((width / 2) - rect.width) / 2;
|
||||
label_y = y + (height - rect.height) / 2;
|
||||
label_x = ((width / 2) - rect.width) / 2;
|
||||
label_y = (height - rect.height) / 2;
|
||||
|
||||
gtk_render_layout (context, cr, label_x, label_y, layout);
|
||||
|
||||
@ -641,27 +628,26 @@ gtk_switch_draw (GtkWidget *widget,
|
||||
*/
|
||||
layout = gtk_widget_create_pango_layout (widget, C_("switch", "OFF"));
|
||||
|
||||
pango_layout_get_extents (layout, NULL, &rect);
|
||||
pango_extents_to_pixels (&rect, NULL);
|
||||
pango_layout_get_pixel_extents (layout, NULL, &rect);
|
||||
|
||||
label_x = x + (width / 2) + ((width / 2) - rect.width) / 2;
|
||||
label_y = y + (height - rect.height) / 2;
|
||||
label_x = (width / 2) + ((width / 2) - rect.width) / 2;
|
||||
label_y = (height - rect.height) / 2;
|
||||
|
||||
gtk_render_layout (context, cr, label_x, label_y, layout);
|
||||
|
||||
g_object_unref (layout);
|
||||
|
||||
handle.x = x + round (priv->handle_pos * width / 2);
|
||||
gtk_css_gadget_draw (priv->slider_gadget, cr);
|
||||
|
||||
gtk_switch_paint_handle (widget, cr, &handle);
|
||||
|
||||
if (gtk_widget_has_visible_focus (widget))
|
||||
{
|
||||
gtk_render_focus (context, cr,
|
||||
handle.x, handle.y,
|
||||
handle.width, handle.height);
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gtk_switch_draw (GtkWidget *widget,
|
||||
cairo_t *cr)
|
||||
{
|
||||
gtk_css_gadget_draw (GTK_SWITCH (widget)->priv->gadget, cr);
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
@ -839,6 +825,9 @@ gtk_switch_dispose (GObject *object)
|
||||
priv->action = NULL;
|
||||
}
|
||||
|
||||
g_clear_object (&priv->gadget);
|
||||
g_clear_object (&priv->slider_gadget);
|
||||
|
||||
g_clear_object (&priv->pan_gesture);
|
||||
g_clear_object (&priv->multipress_gesture);
|
||||
|
||||
@ -869,17 +858,6 @@ state_set (GtkSwitch *sw, gboolean state)
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
node_style_changed_cb (GtkCssNode *node,
|
||||
GtkCssStyleChange *change,
|
||||
GtkWidget *widget)
|
||||
{
|
||||
if (gtk_css_style_change_affects (change, GTK_CSS_AFFECTS_SIZE | GTK_CSS_AFFECTS_CLIP))
|
||||
gtk_widget_queue_resize (widget);
|
||||
else
|
||||
gtk_widget_queue_draw (widget);
|
||||
}
|
||||
|
||||
static void
|
||||
gtk_switch_class_init (GtkSwitchClass *klass)
|
||||
{
|
||||
@ -1052,12 +1030,24 @@ gtk_switch_init (GtkSwitch *self)
|
||||
gtk_widget_set_can_focus (GTK_WIDGET (self), TRUE);
|
||||
|
||||
widget_node = gtk_widget_get_css_node (GTK_WIDGET (self));
|
||||
priv->slider_node = gtk_css_node_new ();
|
||||
gtk_css_node_set_name (priv->slider_node, I_("slider"));
|
||||
gtk_css_node_set_parent (priv->slider_node, widget_node);
|
||||
gtk_css_node_set_state (priv->slider_node, gtk_css_node_get_state (widget_node));
|
||||
g_signal_connect_object (priv->slider_node, "style-changed", G_CALLBACK (node_style_changed_cb), self, 0);
|
||||
g_object_unref (priv->slider_node);
|
||||
priv->gadget = gtk_css_custom_gadget_new_for_node (widget_node,
|
||||
GTK_WIDGET (self),
|
||||
gtk_switch_get_content_size,
|
||||
gtk_switch_allocate_contents,
|
||||
gtk_switch_render_trough,
|
||||
NULL,
|
||||
NULL);
|
||||
|
||||
priv->slider_gadget = gtk_css_custom_gadget_new ("slider",
|
||||
GTK_WIDGET (self),
|
||||
priv->gadget,
|
||||
NULL,
|
||||
gtk_switch_get_slider_size,
|
||||
NULL,
|
||||
gtk_switch_render_slider,
|
||||
NULL,
|
||||
NULL);
|
||||
gtk_css_gadget_add_class (priv->slider_gadget, GTK_STYLE_CLASS_SLIDER);
|
||||
|
||||
gesture = gtk_gesture_multi_press_new (GTK_WIDGET (self));
|
||||
gtk_gesture_single_set_touch_only (GTK_GESTURE_SINGLE (gesture), FALSE);
|
||||
@ -1140,7 +1130,7 @@ 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);
|
||||
|
||||
gtk_widget_queue_draw (GTK_WIDGET (sw));
|
||||
gtk_widget_queue_allocate (GTK_WIDGET (sw));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user