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GtkScaleButton: Define children with a GtkBuilder template

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This commit is contained in:
Tristan Van Berkom 2013-03-23 20:17:15 +09:00
parent 90cd240c6d
commit b9fd422aca
5 changed files with 181 additions and 102 deletions
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3
gtk/Makefile.am
View File

@ -1101,7 +1101,8 @@ COMPOSITE_TEMPLATES = \
gtkdialog.ui \
gtkinfobar.ui \
gtklockbutton.ui \
gtkmessagedialog.ui
gtkmessagedialog.ui \
gtkscalebutton.ui
#
# rules to generate built sources

1
gtk/gtk.gresource.xml
View File

@ -17,5 +17,6 @@
<file compressed="true">gtkinfobar.ui</file>
<file compressed="true">gtklockbutton.ui</file>
<file compressed="true">gtkmessagedialog.ui</file>
<file compressed="true">gtkscalebutton.ui</file>
</gresource>
</gresources>

166
gtk/gtkscalebutton.c
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@ -167,15 +167,27 @@ static void cb_scale_grab_notify (GtkWidget *widget,
static void gtk_scale_button_update_icon (GtkScaleButton *button);
static void gtk_scale_button_scale_value_changed(GtkRange *range);
/* see below for scale definitions */
static GtkWidget *gtk_scale_button_scale_new (GtkScaleButton *button);
G_DEFINE_TYPE_WITH_CODE (GtkScaleButton, gtk_scale_button, GTK_TYPE_BUTTON,
G_IMPLEMENT_INTERFACE (GTK_TYPE_ORIENTABLE,
NULL))
static guint signals[LAST_SIGNAL] = { 0, };
/*
* ScaleButtonScale forward declarations
*/
#define GTK_TYPE_SCALE_BUTTON_SCALE (_gtk_scale_button_scale_get_type ())
#define GTK_SCALE_BUTTON_SCALE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_SCALE_BUTTON_SCALE, GtkScaleButtonScale))
#define GTK_IS_SCALE_BUTTON_SCALE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_SCALE_BUTTON_SCALE))
GType _gtk_scale_button_scale_get_type (void);
typedef struct _GtkScaleButtonScale
{
GtkScale parent_instance;
GtkScaleButton *button;
} GtkScaleButtonScale;
static void
gtk_scale_button_class_init (GtkScaleButtonClass *klass)
{
@ -345,6 +357,27 @@ gtk_scale_button_class_init (GtkScaleButtonClass *klass)
gtk_binding_entry_add_signal (binding_set, GDK_KEY_Escape, 0,
"popdown", 0);
/* Bind class to template
*/
gtk_widget_class_set_template_from_resource (widget_class,
"/org/gtk/libgtk/gtkscalebutton.ui");
gtk_widget_class_bind_child_internal (widget_class, GtkScaleButtonPrivate, plus_button);
gtk_widget_class_bind_child_internal (widget_class, GtkScaleButtonPrivate, minus_button);
gtk_widget_class_bind_child (widget_class, GtkScaleButtonPrivate, dock);
gtk_widget_class_bind_child (widget_class, GtkScaleButtonPrivate, box);
gtk_widget_class_bind_child (widget_class, GtkScaleButtonPrivate, scale);
gtk_widget_class_bind_child (widget_class, GtkScaleButtonPrivate, image);
gtk_widget_class_bind_child (widget_class, GtkScaleButtonPrivate, adjustment);
gtk_widget_class_bind_callback (widget_class, cb_dock_button_press);
gtk_widget_class_bind_callback (widget_class, cb_dock_key_release);
gtk_widget_class_bind_callback (widget_class, cb_dock_grab_notify);
gtk_widget_class_bind_callback (widget_class, cb_dock_grab_broken_event);
gtk_widget_class_bind_callback (widget_class, cb_button_press);
gtk_widget_class_bind_callback (widget_class, cb_button_release);
gtk_widget_class_bind_callback (widget_class, cb_scale_grab_notify);
gtk_widget_class_set_accessible_type (widget_class, GTK_TYPE_SCALE_BUTTON_ACCESSIBLE);
}
@ -352,7 +385,6 @@ static void
gtk_scale_button_init (GtkScaleButton *button)
{
GtkScaleButtonPrivate *priv;
GtkWidget *frame;
button->priv = priv = G_TYPE_INSTANCE_GET_PRIVATE (button,
GTK_TYPE_SCALE_BUTTON,
@ -363,60 +395,16 @@ gtk_scale_button_init (GtkScaleButton *button)
priv->click_timeout = CLICK_TIMEOUT;
priv->orientation = GTK_ORIENTATION_VERTICAL;
gtk_button_set_relief (GTK_BUTTON (button), GTK_RELIEF_NONE);
gtk_button_set_focus_on_click (GTK_BUTTON (button), FALSE);
g_type_ensure (GTK_TYPE_SCALE_BUTTON_SCALE);
gtk_widget_init_template (GTK_WIDGET (button));
/* image */
priv->image = gtk_image_new ();
gtk_container_add (GTK_CONTAINER (button), priv->image);
gtk_widget_show_all (priv->image);
/* Assign GtkScaleButtonScale pointer back to 'button',
* since there's no property for that we can't do it in the template
*/
GTK_SCALE_BUTTON_SCALE (priv->scale)->button = button;
/* window */
priv->dock = gtk_window_new (GTK_WINDOW_POPUP);
gtk_widget_set_name (priv->dock, "gtk-scalebutton-popup-window");
g_signal_connect (priv->dock, "button-press-event",
G_CALLBACK (cb_dock_button_press), button);
g_signal_connect (priv->dock, "key-release-event",
G_CALLBACK (cb_dock_key_release), button);
g_signal_connect (priv->dock, "grab-notify",
G_CALLBACK (cb_dock_grab_notify), button);
g_signal_connect (priv->dock, "grab-broken-event",
G_CALLBACK (cb_dock_grab_broken_event), button);
gtk_window_set_decorated (GTK_WINDOW (priv->dock), FALSE);
/* frame */
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
gtk_container_add (GTK_CONTAINER (priv->dock), frame);
/* box for scale and +/- buttons */
priv->box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (frame), priv->box);
/* + */
priv->plus_button = gtk_button_new_with_label ("+");
gtk_button_set_relief (GTK_BUTTON (priv->plus_button), GTK_RELIEF_NONE);
g_signal_connect (priv->plus_button, "button-press-event",
G_CALLBACK (cb_button_press), button);
g_signal_connect (priv->plus_button, "button-release-event",
G_CALLBACK (cb_button_release), button);
gtk_box_pack_start (GTK_BOX (priv->box), priv->plus_button, FALSE, FALSE, 0);
/* - */
priv->minus_button = gtk_button_new_with_label ("-");
gtk_button_set_relief (GTK_BUTTON (priv->minus_button), GTK_RELIEF_NONE);
g_signal_connect (priv->minus_button, "button-press-event",
G_CALLBACK (cb_button_press), button);
g_signal_connect (priv->minus_button, "button-release-event",
G_CALLBACK (cb_button_release), button);
gtk_box_pack_end (GTK_BOX (priv->box), priv->minus_button, FALSE, FALSE, 0);
priv->adjustment = gtk_adjustment_new (0.0, 0.0, 100.0, 2, 20, 0);
g_object_ref_sink (priv->adjustment);
/* the scale */
priv->scale = gtk_scale_button_scale_new (button);
gtk_container_add (GTK_CONTAINER (priv->box), priv->scale);
/* Need a local reference to the adjustment */
g_object_ref (priv->adjustment);
gtk_widget_add_events (GTK_WIDGET (button), GDK_SCROLL_MASK);
}
@ -1402,17 +1390,6 @@ cb_scale_grab_notify (GtkWidget *widget,
/*
* Scale stuff.
*/
#define GTK_TYPE_SCALE_BUTTON_SCALE (_gtk_scale_button_scale_get_type ())
#define GTK_SCALE_BUTTON_SCALE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_SCALE_BUTTON_SCALE, GtkScaleButtonScale))
#define GTK_IS_SCALE_BUTTON_SCALE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_SCALE_BUTTON_SCALE))
typedef struct _GtkScaleButtonScale
{
GtkScale parent_instance;
GtkScaleButton *button;
} GtkScaleButtonScale;
typedef struct _GtkScaleButtonScaleClass
{
GtkScaleClass parent_class;
@ -1423,8 +1400,6 @@ static gboolean gtk_scale_button_scale_press (GtkWidget *widget,
static gboolean gtk_scale_button_scale_release (GtkWidget *widget,
GdkEventButton *event);
GType _gtk_scale_button_scale_get_type (void);
G_DEFINE_TYPE (GtkScaleButtonScale, _gtk_scale_button_scale, GTK_TYPE_SCALE)
static void
@ -1443,42 +1418,19 @@ _gtk_scale_button_scale_init (GtkScaleButtonScale *scale)
{
}
static GtkWidget *
gtk_scale_button_scale_new (GtkScaleButton *button)
{
GtkScaleButtonPrivate *priv = button->priv;
GtkScaleButtonScale *scale;
scale = g_object_new (GTK_TYPE_SCALE_BUTTON_SCALE,
"orientation", priv->orientation,
"adjustment", priv->adjustment,
"draw-value", FALSE,
NULL);
scale->button = button;
g_signal_connect (scale, "grab-notify",
G_CALLBACK (cb_scale_grab_notify), button);
if (priv->orientation == GTK_ORIENTATION_VERTICAL)
{
gtk_widget_set_size_request (GTK_WIDGET (scale), -1, SCALE_SIZE);
gtk_range_set_inverted (GTK_RANGE (scale), TRUE);
}
else
{
gtk_widget_set_size_request (GTK_WIDGET (scale), SCALE_SIZE, -1);
gtk_range_set_inverted (GTK_RANGE (scale), FALSE);
}
return GTK_WIDGET (scale);
}
static gboolean
gtk_scale_button_scale_press (GtkWidget *widget,
GdkEventButton *event)
{
GtkScaleButtonPrivate *priv = GTK_SCALE_BUTTON_SCALE (widget)->button->priv;
GtkScaleButtonPrivate *priv;
/* Avoid a crash when using a GtkScaleButtonScale without a GtkScaleButton,
* this can happen while editing gtkscalebutton.ui in Glade
*/
if (!GTK_SCALE_BUTTON_SCALE (widget)->button)
return GTK_WIDGET_CLASS (_gtk_scale_button_scale_parent_class)->button_release_event (widget, event);
priv = GTK_SCALE_BUTTON_SCALE (widget)->button->priv;
/* the scale will grab input; if we have input grabbed, all goes
* horribly wrong, so let's not do that.
@ -1495,6 +1447,12 @@ gtk_scale_button_scale_release (GtkWidget *widget,
GtkScaleButton *button = GTK_SCALE_BUTTON_SCALE (widget)->button;
gboolean res;
/* Avoid a crash when using a GtkScaleButtonScale without a GtkScaleButton,
* this can happen while editing gtkscalebutton.ui in Glade
*/
if (!button)
return GTK_WIDGET_CLASS (_gtk_scale_button_scale_parent_class)->button_release_event (widget, event);
if (button->priv->timeout)
{
/* if we did a quick click, leave the window open; else, hide it */
@ -1604,6 +1562,12 @@ gtk_scale_button_scale_value_changed (GtkRange *range)
GtkScaleButton *button = GTK_SCALE_BUTTON_SCALE (range)->button;
gdouble value;
/* Avoid a crash when using a GtkScaleButtonScale without a GtkScaleButton,
* this can happen while editing gtkscalebutton.ui in Glade
*/
if (!button)
return;
value = gtk_range_get_value (range);
gtk_scale_button_update_icon (button);

101
gtk/gtkscalebutton.ui Normal file
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@ -0,0 +1,101 @@
<?xml version="1.0" encoding="UTF-8"?>
<interface domain="gtk30">
<!-- interface-requires gtk+ 3.10 -->
<!-- interface-requires gtkprivate 3.10 -->
<template class="GtkScaleButton" parent="GtkButton">
<property name="can_focus">True</property>
<property name="receives_default">True</property>
<property name="relief">none</property>
<property name="focus_on_click">False</property>
<child>
<object class="GtkImage" id="image">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="stock">gtk-missing-image</property>
</object>
</child>
</template>
<object class="GtkAdjustment" id="adjustment">
<property name="upper">100</property>
<property name="step_increment">2</property>
<property name="page_increment">20</property>
</object>
<object class="GtkWindow" id="dock">
<property name="name">gtk-scalebutton-popup-window</property>
<property name="can_focus">False</property>
<property name="type">popup</property>
<property name="decorated">False</property>
<signal name="button-press-event" handler="cb_dock_button_press" swapped="no"/>
<signal name="grab-broken-event" handler="cb_dock_grab_broken_event" swapped="no"/>
<signal name="grab-notify" handler="cb_dock_grab_notify" swapped="no"/>
<signal name="key-release-event" handler="cb_dock_key_release" swapped="no"/>
<child>
<object class="GtkFrame" id="frame1">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="label_xalign">0</property>
<property name="shadow_type">out</property>
<child>
<object class="GtkBox" id="box">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="orientation">vertical</property>
<child>
<object class="GtkButton" id="plus_button">
<property name="label">+</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">True</property>
<property name="relief">none</property>
<signal name="button-press-event" handler="cb_button_press" swapped="no"/>
<signal name="button-release-event" handler="cb_button_release" swapped="no"/>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">False</property>
<property name="position">0</property>
</packing>
</child>
<child>
<object class="GtkScaleButtonScale" id="scale">
<property name="height_request">100</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="orientation">vertical</property>
<property name="adjustment">adjustment</property>
<property name="inverted">True</property>
<property name="round_digits">1</property>
<property name="draw_value">False</property>
<signal name="grab-notify" handler="cb_scale_grab_notify" swapped="no"/>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">True</property>
<property name="position">1</property>
</packing>
</child>
<child>
<object class="GtkButton" id="minus_button">
<property name="label">-</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">True</property>
<property name="relief">none</property>
<signal name="button-press-event" handler="cb_button_press" swapped="no"/>
<signal name="button-release-event" handler="cb_button_release" swapped="no"/>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">False</property>
<property name="position">2</property>
</packing>
</child>
</object>
</child>
<child type="label_item">
<placeholder/>
</child>
</object>
</child>
</object>
</interface>

12
gtk/tests/templates.c
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@ -98,6 +98,17 @@ test_assistant_basic (void)
gtk_widget_destroy (widget);
}
static void
test_scale_button_basic (void)
{
GtkWidget *widget;
widget = gtk_scale_button_new (GTK_ICON_SIZE_MENU,
0, 100, 10, NULL);
g_assert (GTK_IS_SCALE_BUTTON (widget));
gtk_widget_destroy (widget);
}
int
main (int argc, char **argv)
{
@ -117,6 +128,7 @@ main (int argc, char **argv)
g_test_add_func ("/Template/GtkInfoBar/Basic", test_info_bar_basic);
g_test_add_func ("/Template/GtkLockButton/Basic", test_lock_button_basic);
g_test_add_func ("/Template/GtkAssistant/Basic", test_assistant_basic);
g_test_add_func ("/Template/GtkScaleButton/Basic", test_scale_button_basic);
return g_test_run();
}