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authorERDI Gergo <cactus@cactus.rulez.org>2004-01-11 00:14:17 +0800
committerÉRDI Gergo <cactus@src.gnome.org>2004-01-11 00:14:17 +0800
commit2fd22d547c519e90f3dc6850d2235e122964f477 (patch)
tree67adb5efced8a9edd1694eac0bbf23211d2fb7c2 /widgets/misc
parent873550ef30d4e8c8d249442fb5002095765a764f (diff)
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Implemented #127527: the attachment bar is packed inside an EExpander
2003-12-02 ERDI Gergo <cactus@cactus.rulez.org> * e-msg-composer.c: Implemented #127527: the attachment bar is packed inside an EExpander svn path=/trunk/; revision=24146
Diffstat (limited to 'widgets/misc')
-rw-r--r--widgets/misc/ChangeLog8
-rw-r--r--widgets/misc/Makefile.am4
-rw-r--r--widgets/misc/e-expander.c1354
-rw-r--r--widgets/misc/e-expander.h82
4 files changed, 1447 insertions, 1 deletions
diff --git a/widgets/misc/ChangeLog b/widgets/misc/ChangeLog
index 975778b0e4..372cd2a576 100644
--- a/widgets/misc/ChangeLog
+++ b/widgets/misc/ChangeLog
@@ -64,6 +64,14 @@
* e-source-option-menu.h: New.
* e-source-option-menu.c: New.
+2003-11-23 ERDI Gergo <cactus@cactus.rulez.org>
+
+ * e-expander.c: Added the late eggexpander
+
+ * e-expander.c (e_expander_button_release): Emit 'activate' signal when
+ appropriate
+
+
2003-11-17 Charles Zhang <charles.zhang@sun.com>
* e-search-bar.c(add_button): allow new lable with mnemonic
diff --git a/widgets/misc/Makefile.am b/widgets/misc/Makefile.am
index 849a53e20c..5ddcf72d2a 100644
--- a/widgets/misc/Makefile.am
+++ b/widgets/misc/Makefile.am
@@ -27,6 +27,7 @@ widgetsinclude_HEADERS = \
e-combo-button.h \
e-dateedit.h \
e-dropdown-button.h \
+ e-expander.h \
e-map.h \
e-multi-config-dialog.h \
e-search-bar.h \
@@ -50,6 +51,7 @@ libemiscwidgets_la_SOURCES = \
e-combo-button.c \
e-dateedit.c \
e-dropdown-button.c \
+ e-expander.c \
e-map.c \
e-multi-config-dialog.c \
e-search-bar.c \
@@ -158,4 +160,4 @@ EXTRA_DIST = \
ChangeLog.pre-1-4
dist-hook:
- cd $(distdir); rm -f $(BUILT_SOURCES) \ No newline at end of file
+ cd $(distdir); rm -f $(BUILT_SOURCES)
diff --git a/widgets/misc/e-expander.c b/widgets/misc/e-expander.c
new file mode 100644
index 0000000000..f481b9e1d5
--- /dev/null
+++ b/widgets/misc/e-expander.c
@@ -0,0 +1,1354 @@
+/* GTK - The GIMP Toolkit
+ *
+ * Copyright (C) 2003 Sun Microsystems, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Authors:
+ * Mark McLoughlin <mark@skynet.ie>
+ */
+
+#include <config.h>
+
+#include "e-expander.h"
+
+#include <gtk/gtklabel.h>
+#include <gtk/gtkcontainer.h>
+#include <gdk/gdkkeysyms.h>
+
+#define DEFAULT_EXPANDER_SIZE 10
+#define DEFAULT_EXPANDER_SPACING 2
+
+/* ESTUFF */
+#ifndef _
+#define _(x) (x)
+#endif
+#define E_EXPANDER_GET_PRIVATE(expander) ((EExpanderPrivate *)g_object_get_data (G_OBJECT (expander), "e-expander-priv"))
+
+enum {
+ PROP_0,
+ PROP_EXPANDED,
+ PROP_LABEL,
+ PROP_USE_UNDERLINE,
+ PROP_PADDING,
+ PROP_LABEL_WIDGET
+};
+
+typedef struct {
+ GtkWidget *label_widget;
+ gint spacing;
+
+ GtkExpanderStyle expander_style;
+ guint animation_timeout;
+
+ guint expanded : 1;
+ guint use_underline : 1;
+ guint button_down : 1;
+} EExpanderPrivate;
+
+static void e_expander_class_init (EExpanderClass *klass);
+static void e_expander_init (EExpander *expander);
+
+static void e_expander_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void e_expander_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+static void e_expander_destroy (GtkObject *object);
+
+static void e_expander_realize (GtkWidget *widget);
+static void e_expander_size_request (GtkWidget *widget,
+ GtkRequisition *requisition);
+static void e_expander_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation);
+static void e_expander_map (GtkWidget *widget);
+static gboolean e_expander_expose (GtkWidget *widget,
+ GdkEventExpose *event);
+static gboolean e_expander_button_press (GtkWidget *widget,
+ GdkEventButton *event);
+static gboolean e_expander_button_release (GtkWidget *widget,
+ GdkEventButton *event);
+static gboolean e_expander_motion_notify (GtkWidget *widget,
+ GdkEventMotion *event);
+static gboolean e_expander_enter_notify (GtkWidget *widget,
+ GdkEventCrossing *event);
+static gboolean e_expander_leave_notify (GtkWidget *widget,
+ GdkEventCrossing *event);
+static gboolean e_expander_focus (GtkWidget *widget,
+ GtkDirectionType direction);
+
+static void e_expander_add (GtkContainer *container,
+ GtkWidget *widget);
+static void e_expander_remove (GtkContainer *container,
+ GtkWidget *widget);
+static void e_expander_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data);
+
+static void e_expander_activate (EExpander *expander);
+
+static GtkBinClass *parent_class = NULL;
+
+GType
+e_expander_get_type (void)
+{
+ static GType expander_type = 0;
+
+ if (!expander_type)
+ {
+ static const GTypeInfo expander_info =
+ {
+ sizeof (EExpanderClass),
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) e_expander_class_init,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (EExpander),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) e_expander_init,
+ };
+
+ expander_type = g_type_register_static (GTK_TYPE_BIN,
+ "EExpander",
+ &expander_info, 0);
+ }
+
+ return expander_type;
+}
+
+static void
+e_expander_class_init (EExpanderClass *klass)
+{
+ GObjectClass *gobject_class;
+ GtkObjectClass *gtkobject_class;
+ GtkWidgetClass *widget_class;
+ GtkContainerClass *container_class;
+
+ parent_class = g_type_class_peek_parent (klass);
+
+ gobject_class = (GObjectClass *) klass;
+ gtkobject_class = (GtkObjectClass *) klass;
+ widget_class = (GtkWidgetClass *) klass;
+ container_class = (GtkContainerClass *) klass;
+
+ gobject_class->set_property = e_expander_set_property;
+ gobject_class->get_property = e_expander_get_property;
+
+ gtkobject_class->destroy = e_expander_destroy;
+
+ widget_class->realize = e_expander_realize;
+ widget_class->size_request = e_expander_size_request;
+ widget_class->size_allocate = e_expander_size_allocate;
+ widget_class->map = e_expander_map;
+ widget_class->expose_event = e_expander_expose;
+ widget_class->button_press_event = e_expander_button_press;
+ widget_class->button_release_event = e_expander_button_release;
+ widget_class->motion_notify_event = e_expander_motion_notify;
+ widget_class->enter_notify_event = e_expander_enter_notify;
+ widget_class->leave_notify_event = e_expander_leave_notify;
+ widget_class->focus = e_expander_focus;
+
+ container_class->add = e_expander_add;
+ container_class->remove = e_expander_remove;
+ container_class->forall = e_expander_forall;
+
+ klass->activate = e_expander_activate;
+
+ /* ESTUFF g_type_class_add_private (klass, sizeof (EExpanderPrivate)); */
+
+ g_object_class_install_property (gobject_class,
+ PROP_EXPANDED,
+ g_param_spec_boolean ("expanded",
+ _("Expanded"),
+ _("Whether or not the expander is expanded"),
+ FALSE,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+
+ g_object_class_install_property (gobject_class,
+ PROP_LABEL,
+ g_param_spec_string ("label",
+ _("Label"),
+ _("Text of the expander's label"),
+ NULL,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+
+ g_object_class_install_property (gobject_class,
+ PROP_USE_UNDERLINE,
+ g_param_spec_boolean ("use_underline",
+ _("Use underline"),
+ _("If set, an underline in the text indicates the next character should be used for the mnemonic accelerator key"),
+ FALSE,
+ G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
+
+ g_object_class_install_property (gobject_class,
+ PROP_PADDING,
+ g_param_spec_int ("spacing",
+ _("Spacing"),
+ _("Space to put between the label and the child"),
+ 0,
+ G_MAXINT,
+ 0,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (gobject_class,
+ PROP_LABEL_WIDGET,
+ g_param_spec_object ("label_widget",
+ _("Label widget"),
+ _("A widget to display in place of the usual expander label"),
+ GTK_TYPE_WIDGET,
+ G_PARAM_READWRITE));
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("expander-size",
+ _("Expander Size"),
+ _("Size of the expander arrow"),
+ 0,
+ G_MAXINT,
+ DEFAULT_EXPANDER_SIZE,
+ G_PARAM_READABLE));
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("expander-spacing",
+ _("Indicator Spacing"),
+ _("Spacing around expander arrow"),
+ 0,
+ G_MAXINT,
+ DEFAULT_EXPANDER_SPACING,
+ G_PARAM_READABLE));
+
+ widget_class->activate_signal =
+ g_signal_new ("activate",
+ G_TYPE_FROM_CLASS (gobject_class),
+ G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+ G_STRUCT_OFFSET (EExpanderClass, activate),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+}
+
+static void
+e_expander_init (EExpander *expander)
+{
+ EExpanderPrivate *priv;
+
+ /* ESTUFF */
+ priv = g_new0 (EExpanderPrivate, 1);
+ g_object_set_data_full (G_OBJECT (expander), "e-expander-priv", priv, g_free);
+
+ /* ESTUFF priv = E_EXPANDER_GET_PRIVATE (expander); */
+
+ GTK_WIDGET_SET_FLAGS (expander, GTK_CAN_FOCUS);
+ GTK_WIDGET_UNSET_FLAGS (expander, GTK_NO_WINDOW);
+
+ priv->label_widget = 0;
+ priv->spacing = 0;
+
+ priv->expander_style = GTK_EXPANDER_COLLAPSED;
+ priv->animation_timeout = 0;
+
+ priv->expanded = FALSE;
+ priv->use_underline = FALSE;
+ priv->button_down = FALSE;
+
+}
+
+static void
+e_expander_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ EExpander *expander = E_EXPANDER (object);
+
+ switch (prop_id)
+ {
+ case PROP_EXPANDED:
+ e_expander_set_expanded (expander, g_value_get_boolean (value));
+ break;
+ case PROP_LABEL:
+ e_expander_set_label (expander, g_value_get_string (value));
+ break;
+ case PROP_USE_UNDERLINE:
+ e_expander_set_use_underline (expander, g_value_get_boolean (value));
+ break;
+ case PROP_PADDING:
+ e_expander_set_spacing (expander, g_value_get_int (value));
+ break;
+ case PROP_LABEL_WIDGET:
+ e_expander_set_label_widget (expander, g_value_get_object (value));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+e_expander_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ EExpander *expander = E_EXPANDER (object);
+ EExpanderPrivate *priv;
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ switch (prop_id)
+ {
+ case PROP_EXPANDED:
+ g_value_set_boolean (value, priv->expanded);
+ break;
+ case PROP_LABEL:
+ g_value_set_string (value, e_expander_get_label (expander));
+ break;
+ case PROP_USE_UNDERLINE:
+ g_value_set_boolean (value, priv->use_underline);
+ break;
+ case PROP_PADDING:
+ g_value_set_int (value, priv->spacing);
+ break;
+ case PROP_LABEL_WIDGET:
+ g_value_set_object (value,
+ priv->label_widget ?
+ G_OBJECT (priv->label_widget) : NULL);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+e_expander_destroy (GtkObject *object)
+{
+ EExpander *expander = E_EXPANDER (object);
+ EExpanderPrivate *priv;
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ if (priv->animation_timeout)
+ g_source_remove (priv->animation_timeout);
+ priv->animation_timeout = 0;
+
+ GTK_OBJECT_CLASS (parent_class)->destroy (object);
+}
+
+static void
+e_expander_realize (GtkWidget *widget)
+{
+ GdkWindowAttr attributes;
+ gint attributes_mask;
+ gint border_width;
+
+ GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
+
+ border_width = GTK_CONTAINER (widget)->border_width;
+
+ attributes.x = widget->allocation.x + border_width;
+ attributes.y = widget->allocation.y + border_width;
+ attributes.width = widget->allocation.width - 2 * border_width;
+ attributes.height = widget->allocation.height - 2 * border_width;
+ attributes.window_type = GDK_WINDOW_CHILD;
+ attributes.wclass = GDK_INPUT_OUTPUT;
+ attributes.visual = gtk_widget_get_visual (widget);
+ attributes.colormap = gtk_widget_get_colormap (widget);
+ attributes.event_mask = gtk_widget_get_events (widget) |
+ GDK_POINTER_MOTION_MASK |
+ GDK_POINTER_MOTION_HINT_MASK |
+ GDK_BUTTON_PRESS_MASK |
+ GDK_BUTTON_RELEASE_MASK |
+ GDK_EXPOSURE_MASK |
+ GDK_ENTER_NOTIFY_MASK |
+ GDK_LEAVE_NOTIFY_MASK;
+
+ attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
+
+ widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
+ &attributes, attributes_mask);
+ gdk_window_set_user_data (widget->window, widget);
+
+ widget->style = gtk_style_attach (widget->style, widget->window);
+ gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
+}
+
+static void
+e_expander_size_request (GtkWidget *widget,
+ GtkRequisition *requisition)
+{
+ EExpander *expander;
+ GtkBin *bin;
+ EExpanderPrivate *priv;
+ gint border_width;
+ gint expander_size;
+ gint expander_spacing;
+ gboolean interior_focus;
+ gint focus_width;
+ gint focus_pad;
+
+ expander = E_EXPANDER (widget);
+ bin = GTK_BIN (widget);
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ border_width = GTK_CONTAINER (widget)->border_width;
+
+ gtk_widget_style_get (widget,
+ "interior-focus", &interior_focus,
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ "expander-size", &expander_size,
+ "expander-spacing", &expander_spacing,
+ NULL);
+
+ requisition->width = expander_size + 2 * expander_spacing +
+ 2 * focus_width + 2 * focus_pad;
+ requisition->height = interior_focus ? (2 * focus_width + 2 * focus_pad) : 0;
+
+ if (priv->label_widget && GTK_WIDGET_VISIBLE (priv->label_widget))
+ {
+ GtkRequisition label_requisition;
+
+ gtk_widget_size_request (priv->label_widget, &label_requisition);
+
+ requisition->width += label_requisition.width;
+ requisition->height += label_requisition.height;
+ }
+
+ requisition->height = MAX (expander_size + 2 * expander_spacing, requisition->height);
+
+ if (!interior_focus)
+ requisition->height += 2 * focus_width + 2 * focus_pad;
+
+ if (bin->child && GTK_WIDGET_VISIBLE (bin->child))
+ {
+ GtkRequisition child_requisition;
+
+ gtk_widget_size_request (bin->child, &child_requisition);
+
+ if (!interior_focus)
+ child_requisition.width += 2 * focus_width + 2 * focus_pad;
+
+ requisition->width = MAX (requisition->width, child_requisition.width);
+ requisition->height += child_requisition.height + priv->spacing;
+ }
+
+ requisition->width += 2 * border_width;
+ requisition->height += 2 * border_width + 2 * priv->spacing;
+}
+
+static void
+e_expander_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
+{
+ EExpander *expander;
+ GtkBin *bin;
+ EExpanderPrivate *priv;
+ GtkRequisition child_requisition;
+ gboolean child_visible = FALSE;
+ gint border_width;
+ gint expander_size;
+ gint expander_spacing;
+ gboolean interior_focus;
+ gint focus_width;
+ gint focus_pad;
+ gint label_height;
+
+ expander = E_EXPANDER (widget);
+ bin = GTK_BIN (widget);
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ border_width = GTK_CONTAINER (widget)->border_width;
+
+ gtk_widget_style_get (widget,
+ "interior-focus", &interior_focus,
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ "expander-size", &expander_size,
+ "expander-spacing", &expander_spacing,
+ NULL);
+
+ child_requisition.width = 0;
+ child_requisition.height = 0;
+ if (bin->child && GTK_WIDGET_VISIBLE (bin->child))
+ {
+ child_visible = TRUE;
+ gtk_widget_get_child_requisition (bin->child, &child_requisition);
+ }
+
+ widget->allocation = *allocation;
+
+ if (GTK_WIDGET_REALIZED (widget))
+ gdk_window_move_resize (widget->window,
+ allocation->x + border_width,
+ allocation->y + border_width,
+ MAX (allocation->width - 2 * border_width, 0),
+ MAX (allocation->height - 2 * border_width, 0));
+
+ if (priv->label_widget && GTK_WIDGET_VISIBLE (priv->label_widget))
+ {
+ GtkAllocation label_allocation;
+ GtkRequisition label_requisition;
+ gboolean ltr;
+
+ gtk_widget_get_child_requisition (priv->label_widget, &label_requisition);
+
+ ltr = gtk_widget_get_direction (widget) != GTK_TEXT_DIR_RTL;
+
+ label_allocation.x = focus_width + focus_pad;
+ if (ltr)
+ label_allocation.x += expander_size + 2 * expander_spacing;
+ label_allocation.y = priv->spacing + focus_width + focus_pad;
+
+ label_allocation.width = MIN (label_requisition.width,
+ allocation->width - 2 * border_width -
+ expander_size - 2 * expander_spacing -
+ 2 * focus_width - 2 * focus_pad);
+ label_allocation.width = MAX (label_allocation.width, 1);
+
+ label_allocation.height = MIN (label_requisition.height,
+ allocation->height - 2 * border_width -
+ 2 * priv->spacing -
+ 2 * focus_width - 2 * focus_pad -
+ child_requisition.height -
+ (child_visible ? priv->spacing : 0));
+ label_allocation.height = MAX (label_allocation.height, 1);
+
+ gtk_widget_size_allocate (priv->label_widget, &label_allocation);
+
+ label_height = label_allocation.height;
+ }
+ else
+ {
+ label_height = 0;
+ }
+
+ if (child_visible)
+ {
+ GtkAllocation child_allocation;
+ gint top_height;
+
+ top_height = MAX (2 * expander_spacing + expander_size,
+ label_height +
+ (interior_focus ? 2 * focus_width + 2 * focus_pad : 0));
+
+ child_allocation.x = 0;
+ child_allocation.y = 2 * priv->spacing + top_height;
+
+ if (!interior_focus)
+ {
+ child_allocation.x += focus_width + focus_pad;
+ child_allocation.y += focus_width + focus_pad;
+ }
+
+ child_allocation.width = allocation->width - 2 * border_width -
+ (!interior_focus ? 2 * focus_width + 2 * focus_pad : 0);
+ child_allocation.width = MAX (child_allocation.width, 1);
+
+ child_allocation.height = allocation->height - top_height -
+ 2 * border_width -
+ 3 * priv->spacing -
+ (!interior_focus ? 2 * focus_width + 2 * focus_pad : 0);
+ child_allocation.height = MAX (child_allocation.height, 1);
+
+ gtk_widget_size_allocate (bin->child, &child_allocation);
+ }
+}
+
+static void
+e_expander_map (GtkWidget *widget)
+{
+ EExpanderPrivate *priv;
+
+ priv = E_EXPANDER_GET_PRIVATE (widget);
+
+ if (priv->label_widget)
+ gtk_widget_map (priv->label_widget);
+
+ GTK_WIDGET_CLASS (parent_class)->map (widget);
+}
+
+static GdkRectangle
+get_expander_bounds (EExpander *expander)
+{
+ GtkWidget *widget;
+ GtkBin *bin;
+ EExpanderPrivate *priv;
+ GdkRectangle bounds;
+ gint border_width;
+ gint expander_size;
+ gint expander_spacing;
+ gboolean interior_focus;
+ gint focus_width;
+ gint focus_pad;
+ gboolean ltr;
+
+ widget = GTK_WIDGET (expander);
+ bin = GTK_BIN (expander);
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ border_width = GTK_CONTAINER (expander)->border_width;
+
+ gtk_widget_style_get (widget,
+ "interior-focus", &interior_focus,
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ "expander-size", &expander_size,
+ "expander-spacing", &expander_spacing,
+ NULL);
+
+ ltr = gtk_widget_get_direction (widget) != GTK_TEXT_DIR_RTL;
+
+
+ if (ltr)
+ bounds.x = expander_spacing;
+ else
+ bounds.x = widget->allocation.width - 2 * border_width -
+ expander_spacing - expander_size;
+
+ if (priv->label_widget && GTK_WIDGET_VISIBLE (priv->label_widget))
+ {
+ GtkAllocation label_allocation;
+
+ label_allocation = priv->label_widget->allocation;
+
+ if (expander_size < label_allocation.height)
+ bounds.y = label_allocation.y + (label_allocation.height - expander_size) / 2;
+ else
+ bounds.y = priv->spacing + expander_spacing;
+ }
+ else
+ {
+ bounds.y = priv->spacing + expander_spacing;
+ }
+
+ if (!interior_focus)
+ {
+ if (ltr)
+ bounds.x += focus_width + focus_pad;
+ else
+ bounds.x -= focus_width + focus_pad;
+ bounds.y += focus_width + focus_pad;
+ }
+
+ bounds.width = bounds.height = expander_size;
+
+ return bounds;
+}
+
+static void
+e_expander_paint (EExpander *expander)
+{
+ GtkWidget *widget;
+ EExpanderPrivate *priv;
+ gint x, y;
+ GtkStateType state;
+ GdkRectangle clip;
+
+ widget = GTK_WIDGET (expander);
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ clip = get_expander_bounds (expander);
+
+ x = clip.x + clip.width / 2;
+ y = clip.y + clip.height / 2;
+
+ state = widget->state;
+ if (state != GTK_STATE_PRELIGHT)
+ state = GTK_STATE_NORMAL;
+
+ gtk_paint_expander (widget->style,
+ widget->window,
+ state,
+ &clip,
+ widget,
+ "expander",
+ x,
+ y,
+ priv->expander_style);
+}
+
+static void
+e_expander_paint_focus (EExpander *expander,
+ GdkRectangle *area)
+{
+ GtkWidget *widget;
+ EExpanderPrivate *priv;
+ gint x, y, width, height;
+ gboolean interior_focus;
+ gint focus_width;
+ gint focus_pad;
+ gint expander_size;
+ gint expander_spacing;
+ gboolean ltr;
+
+ widget = GTK_WIDGET (expander);
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ gtk_widget_style_get (widget,
+ "interior-focus", &interior_focus,
+ "focus-line-width", &focus_width,
+ "focus-padding", &focus_pad,
+ "expander-size", &expander_size,
+ "expander-spacing", &expander_spacing,
+ NULL);
+
+ ltr = gtk_widget_get_direction (widget) != GTK_TEXT_DIR_RTL;
+
+ if (interior_focus)
+ {
+ if (ltr)
+ x = expander_spacing * 2 + expander_size;
+ else
+ x = 0;
+ y = priv->spacing;
+
+ width = height = 2 * focus_pad + 2 * focus_width;
+
+ if (priv->label_widget && GTK_WIDGET_VISIBLE (priv->label_widget))
+ {
+ GtkAllocation label_allocation = priv->label_widget->allocation;
+
+ width += label_allocation.width;
+ height += label_allocation.height;
+ }
+ }
+ else
+ {
+ x = y = 0;
+ width = widget->allocation.width - 2 * GTK_CONTAINER (widget)->border_width;
+ height = widget->allocation.height - 2 * GTK_CONTAINER (widget)->border_width;
+ }
+
+ gtk_paint_focus (widget->style, widget->window, GTK_WIDGET_STATE (widget),
+ area, widget, "expander",
+ x, y, width, height);
+}
+
+static gboolean
+e_expander_expose (GtkWidget *widget,
+ GdkEventExpose *event)
+{
+ if (GTK_WIDGET_DRAWABLE (widget))
+ {
+ EExpander *expander = E_EXPANDER (widget);
+ EExpanderPrivate *priv;
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ e_expander_paint (expander);
+
+ if (GTK_WIDGET_HAS_FOCUS (expander))
+ e_expander_paint_focus (expander, &event->area);
+
+ if (priv->label_widget)
+ gtk_container_propagate_expose (GTK_CONTAINER (widget),
+ priv->label_widget,
+ event);
+
+ GTK_WIDGET_CLASS (parent_class)->expose_event (widget, event);
+ }
+
+ return FALSE;
+}
+
+static gboolean
+is_in_expander_panel (EExpander *expander,
+ GdkWindow *window,
+ gint x,
+ gint y)
+{
+ GtkWidget *widget;
+ GtkBin *bin;
+ GdkRectangle area;
+ gint border_width;
+
+ widget = GTK_WIDGET (expander);
+ bin = GTK_BIN (expander);
+
+ border_width = GTK_CONTAINER (expander)->border_width;
+
+ area = get_expander_bounds (expander);
+
+ area.x = 0;
+ area.width = widget->allocation.width;
+
+ if (widget->window == window)
+ {
+ if (x >= area.x && x <= (area.x + area.width) &&
+ y >= area.y && y <= (area.y + area.height))
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static gboolean
+e_expander_button_press (GtkWidget *widget,
+ GdkEventButton *event)
+{
+ EExpander *expander = E_EXPANDER (widget);
+ EExpanderPrivate *priv;
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ if (event->button == 1 && !priv->button_down)
+ {
+ if (is_in_expander_panel (expander, event->window, event->x, event->y))
+ {
+ priv->button_down = TRUE;
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+
+static gboolean
+e_expander_button_release (GtkWidget *widget,
+ GdkEventButton *event)
+{
+ EExpander *expander = E_EXPANDER (widget);
+ EExpanderPrivate *priv;
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ if (event->button == 1 && priv->button_down)
+ {
+ g_signal_emit_by_name (expander, "activate");
+
+ priv->button_down = FALSE;
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static void
+e_expander_maybe_prelight (EExpander *expander)
+{
+ GtkWidget *widget;
+ EExpanderPrivate *priv;
+ GtkStateType state = GTK_STATE_NORMAL;
+
+ widget = GTK_WIDGET (expander);
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ if (!priv->button_down)
+ {
+ gint x, y;
+
+ gdk_window_get_pointer (widget->window, &x, &y, NULL);
+
+ if (is_in_expander_panel (expander, widget->window, x, y))
+ state = GTK_STATE_PRELIGHT;
+ }
+
+ gtk_widget_set_state (widget, state);
+}
+
+static gboolean
+e_expander_motion_notify (GtkWidget *widget,
+ GdkEventMotion *event)
+{
+ e_expander_maybe_prelight (E_EXPANDER (widget));
+
+ return FALSE;
+}
+
+static gboolean
+e_expander_enter_notify (GtkWidget *widget,
+ GdkEventCrossing *event)
+{
+ e_expander_maybe_prelight (E_EXPANDER (widget));
+
+ return FALSE;
+}
+
+static gboolean
+e_expander_leave_notify (GtkWidget *widget,
+ GdkEventCrossing *event)
+{
+ gtk_widget_set_state (widget, GTK_STATE_NORMAL);
+
+ return FALSE;
+}
+
+static gboolean
+focus_child_in (GtkWidget *widget,
+ GtkDirectionType direction)
+{
+ GtkWidget *child = gtk_bin_get_child (GTK_BIN (widget));
+
+ if (!child)
+ return FALSE;
+
+ return gtk_widget_child_focus (child, direction);
+}
+
+static gboolean
+e_expander_focus (GtkWidget *widget,
+ GtkDirectionType direction)
+{
+ EExpanderPrivate *priv;
+ GtkWidget *old_focus_child;
+ gboolean widget_is_focus;
+ gboolean label_can_focus;
+
+ priv = E_EXPANDER_GET_PRIVATE (widget);
+
+ widget_is_focus = gtk_widget_is_focus (widget);
+ old_focus_child = GTK_CONTAINER (widget)->focus_child;
+ label_can_focus = priv->label_widget && GTK_WIDGET_CAN_FOCUS (priv->label_widget);
+
+ if (old_focus_child && old_focus_child == priv->label_widget)
+ {
+ switch (direction)
+ {
+ case GTK_DIR_TAB_BACKWARD:
+ case GTK_DIR_LEFT:
+ case GTK_DIR_UP:
+ gtk_widget_grab_focus (widget);
+ return TRUE;
+ case GTK_DIR_DOWN:
+ case GTK_DIR_TAB_FORWARD:
+ case GTK_DIR_RIGHT:
+ return focus_child_in (widget, direction);
+ }
+ }
+ else if (old_focus_child)
+ {
+ if (gtk_widget_child_focus (old_focus_child, direction))
+ return TRUE;
+
+ switch (direction)
+ {
+ case GTK_DIR_TAB_BACKWARD:
+ case GTK_DIR_LEFT:
+ case GTK_DIR_UP:
+ if (label_can_focus)
+ gtk_widget_grab_focus (priv->label_widget);
+ else
+ gtk_widget_grab_focus (widget);
+ return TRUE;
+ case GTK_DIR_DOWN:
+ case GTK_DIR_TAB_FORWARD:
+ case GTK_DIR_RIGHT:
+ return FALSE;
+ }
+ }
+ else if (widget_is_focus)
+ {
+ switch (direction)
+ {
+ case GTK_DIR_TAB_BACKWARD:
+ case GTK_DIR_LEFT:
+ case GTK_DIR_UP:
+ return FALSE;
+ case GTK_DIR_DOWN:
+ case GTK_DIR_TAB_FORWARD:
+ case GTK_DIR_RIGHT:
+ if (label_can_focus)
+ {
+ gtk_widget_grab_focus (priv->label_widget);
+ return TRUE;
+ }
+
+ return focus_child_in (widget, direction);
+ }
+ }
+ else
+ {
+ switch (direction)
+ {
+ case GTK_DIR_DOWN:
+ case GTK_DIR_TAB_FORWARD:
+ case GTK_DIR_TAB_BACKWARD:
+ gtk_widget_grab_focus (widget);
+ return TRUE;
+ case GTK_DIR_UP:
+ case GTK_DIR_LEFT:
+ case GTK_DIR_RIGHT:
+ if (!focus_child_in (widget, direction))
+ {
+ gtk_widget_grab_focus (widget);
+ }
+ return TRUE;
+ }
+ }
+
+ g_assert_not_reached ();
+ return FALSE;
+}
+
+static void
+e_expander_add (GtkContainer *container,
+ GtkWidget *widget)
+{
+ GTK_CONTAINER_CLASS (parent_class)->add (container, widget);
+
+ g_object_set (G_OBJECT (widget),
+ "visible", E_EXPANDER_GET_PRIVATE (container)->expanded,
+ NULL);
+}
+
+static void
+e_expander_remove (GtkContainer *container,
+ GtkWidget *widget)
+{
+ EExpander *expander = E_EXPANDER (container);
+
+ if (E_EXPANDER_GET_PRIVATE (expander)->label_widget == widget)
+ e_expander_set_label_widget (expander, NULL);
+ else
+ GTK_CONTAINER_CLASS (parent_class)->remove (container, widget);
+}
+
+static void
+e_expander_forall (GtkContainer *container,
+ gboolean include_internals,
+ GtkCallback callback,
+ gpointer callback_data)
+{
+ GtkBin *bin = GTK_BIN (container);
+ EExpanderPrivate *priv;
+
+ priv = E_EXPANDER_GET_PRIVATE (container);
+
+ if (bin->child)
+ (* callback) (bin->child, callback_data);
+
+ if (priv->label_widget)
+ (* callback) (priv->label_widget, callback_data);
+}
+
+static void
+e_expander_activate (EExpander *expander)
+{
+ e_expander_set_expanded (expander,
+ !E_EXPANDER_GET_PRIVATE (expander)->expanded);
+}
+
+GtkWidget *
+e_expander_new (const gchar *label)
+{
+ return g_object_new (GTK_TYPE_EXPANDER, "label", label, NULL);
+}
+
+GtkWidget *
+e_expander_new_with_mnemonic (const gchar *label)
+{
+ return g_object_new (GTK_TYPE_EXPANDER,
+ "label", label,
+ "use_underline", TRUE,
+ NULL);
+}
+
+static gboolean
+e_expander_animation_timeout (EExpander *expander)
+{
+ EExpanderPrivate *priv;
+ GdkRectangle area;
+ gboolean finish = FALSE;
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ if (GTK_WIDGET_REALIZED (expander))
+ {
+ area = get_expander_bounds (expander);
+ gdk_window_invalidate_rect (GTK_WIDGET (expander)->window, &area, TRUE);
+ }
+
+ if (priv->expanded)
+ {
+ if (priv->expander_style == GTK_EXPANDER_COLLAPSED)
+ {
+ priv->expander_style = GTK_EXPANDER_SEMI_EXPANDED;
+ }
+ else
+ {
+ priv->expander_style = GTK_EXPANDER_EXPANDED;
+ finish = TRUE;
+ }
+ }
+ else
+ {
+ if (priv->expander_style == GTK_EXPANDER_EXPANDED)
+ {
+ priv->expander_style = GTK_EXPANDER_SEMI_COLLAPSED;
+ }
+ else
+ {
+ priv->expander_style = GTK_EXPANDER_COLLAPSED;
+ finish = TRUE;
+ }
+ }
+
+ if (finish)
+ {
+ priv->animation_timeout = 0;
+ g_object_set (G_OBJECT (GTK_BIN (expander)->child),
+ "visible", priv->expanded,
+ NULL);
+ }
+
+ return !finish;
+}
+
+static void
+e_expander_start_animation (EExpander *expander)
+{
+ EExpanderPrivate *priv;
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ if (priv->animation_timeout)
+ g_source_remove (priv->animation_timeout);
+
+ priv->animation_timeout =
+ g_timeout_add (50,
+ (GSourceFunc) e_expander_animation_timeout,
+ expander);
+}
+
+void
+e_expander_set_expanded (EExpander *expander,
+ gboolean expanded)
+{
+ EExpanderPrivate *priv;
+
+ g_return_if_fail (GTK_IS_EXPANDER (expander));
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ expanded = expanded != FALSE;
+
+ if (priv->expanded != expanded)
+ {
+ priv->expanded = expanded;
+
+ if (GTK_WIDGET_VISIBLE (expander))
+ e_expander_start_animation (expander);
+
+ else if (GTK_BIN (expander)->child)
+ {
+ priv->expander_style = expanded ? GTK_EXPANDER_EXPANDED :
+ GTK_EXPANDER_COLLAPSED;
+ g_object_set (G_OBJECT (GTK_BIN (expander)->child),
+ "visible", priv->expanded,
+ NULL);
+ }
+
+ gtk_widget_queue_resize (GTK_WIDGET (expander));
+
+ g_object_notify (G_OBJECT (expander), "expanded");
+ }
+}
+
+gboolean
+e_expander_get_expanded (EExpander *expander)
+{
+ g_return_val_if_fail (GTK_IS_EXPANDER (expander), FALSE);
+
+ return E_EXPANDER_GET_PRIVATE (expander)->expanded;
+}
+
+void
+e_expander_set_spacing (EExpander *expander,
+ gint spacing)
+{
+ EExpanderPrivate *priv;
+
+ g_return_if_fail (GTK_IS_EXPANDER (expander));
+ g_return_if_fail (spacing >= 0);
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ if (priv->spacing != spacing)
+ {
+ priv->spacing = spacing;
+
+ gtk_widget_queue_resize (GTK_WIDGET (expander));
+
+ g_object_notify (G_OBJECT (expander), "spacing");
+ }
+}
+
+gint
+e_expander_get_spacing (EExpander *expander)
+{
+ g_return_val_if_fail (GTK_IS_EXPANDER (expander), 0);
+
+ return E_EXPANDER_GET_PRIVATE (expander)->spacing;
+}
+
+void
+e_expander_set_label (EExpander *expander,
+ const gchar *label)
+{
+ g_return_if_fail (GTK_IS_EXPANDER (expander));
+
+ if (!label)
+ {
+ e_expander_set_label_widget (expander, NULL);
+ }
+ else
+ {
+ GtkWidget *child;
+
+ child = gtk_label_new (label);
+ gtk_label_set_use_underline (GTK_LABEL (child),
+ E_EXPANDER_GET_PRIVATE (expander)->use_underline);
+ gtk_widget_show (child);
+
+ e_expander_set_label_widget (expander, child);
+ }
+
+ g_object_notify (G_OBJECT (expander), "label");
+}
+
+/**
+ * e_expander_get_label:
+ * @expander: a #EExpander
+ *
+ * If the expander's label widget is a #GtkLabel, return the
+ * text in the label widget. (The frame will have a #GtkLabel
+ * for the label widget if a non-%NULL argument was passed
+ * to e_expander_new().)
+ *
+ * Return value: the text in the label, or %NULL if there
+ * was no label widget or the lable widget was not
+ * a #GtkLabel. This string is owned by GTK+ and
+ * must not be modified or freed.
+ **/
+G_CONST_RETURN char *
+e_expander_get_label (EExpander *expander)
+{
+ EExpanderPrivate *priv;
+
+ g_return_val_if_fail (GTK_IS_EXPANDER (expander), NULL);
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ if (priv->label_widget && GTK_IS_LABEL (priv->label_widget))
+ return gtk_label_get_text (GTK_LABEL (priv->label_widget));
+ else
+ return NULL;
+}
+
+void
+e_expander_set_use_underline (EExpander *expander,
+ gboolean use_underline)
+{
+ EExpanderPrivate *priv;
+
+ g_return_if_fail (GTK_IS_EXPANDER (expander));
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ use_underline = use_underline != FALSE;
+
+ if (priv->use_underline != use_underline)
+ {
+ priv->use_underline = use_underline;
+
+ if (priv->label_widget && GTK_IS_LABEL (priv->label_widget))
+ gtk_label_set_use_underline (GTK_LABEL (priv->label_widget), use_underline);
+
+ g_object_notify (G_OBJECT (expander), "use_underline");
+ }
+}
+
+gboolean
+e_expander_get_use_underline (EExpander *expander)
+{
+ g_return_val_if_fail (GTK_IS_EXPANDER (expander), FALSE);
+
+ return E_EXPANDER_GET_PRIVATE (expander)->use_underline;
+}
+
+/**
+ * e_expander_set_label_widget:
+ * @expander: a #EExpander
+ * @label_widget: the new label widget
+ *
+ * Set the label widget for the expander. This is the widget
+ * that will appear embedded alongside the expander arrow.
+ **/
+void
+e_expander_set_label_widget (EExpander *expander,
+ GtkWidget *label_widget)
+{
+ EExpanderPrivate *priv;
+ gboolean need_resize = FALSE;
+
+ g_return_if_fail (GTK_IS_EXPANDER (expander));
+ g_return_if_fail (label_widget == NULL || GTK_IS_WIDGET (label_widget));
+ g_return_if_fail (label_widget == NULL || label_widget->parent == NULL);
+
+ priv = E_EXPANDER_GET_PRIVATE (expander);
+
+ if (priv->label_widget == label_widget)
+ return;
+
+ if (priv->label_widget)
+ {
+ need_resize = GTK_WIDGET_VISIBLE (priv->label_widget);
+ gtk_widget_unparent (priv->label_widget);
+ }
+
+ priv->label_widget = label_widget;
+
+ if (label_widget)
+ {
+ priv->label_widget = label_widget;
+ gtk_widget_set_parent (label_widget, GTK_WIDGET (expander));
+ need_resize |= GTK_WIDGET_VISIBLE (label_widget);
+ }
+
+ if (GTK_WIDGET_VISIBLE (expander) && need_resize)
+ gtk_widget_queue_resize (GTK_WIDGET (expander));
+
+ g_object_notify (G_OBJECT (expander), "label_widget");
+}
+
+/**
+ * e_expander_get_label_widget:
+ * @expander: a #EExpander
+ *
+ * Retrieves the label widget for the frame. See
+ * e_expander_set_label_widget().
+ *
+ * Return value: the label widget, or %NULL if there is none.
+ **/
+GtkWidget *
+e_expander_get_label_widget (EExpander *expander)
+{
+ g_return_val_if_fail (GTK_IS_EXPANDER (expander), NULL);
+
+ return E_EXPANDER_GET_PRIVATE (expander)->label_widget;
+}
diff --git a/widgets/misc/e-expander.h b/widgets/misc/e-expander.h
new file mode 100644
index 0000000000..0f484932d2
--- /dev/null
+++ b/widgets/misc/e-expander.h
@@ -0,0 +1,82 @@
+/* GTK - The GIMP Toolkit
+ *
+ * Copyright (C) 2003 Sun Microsystems, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Authors:
+ * Mark McLoughlin <mark@skynet.ie>
+ */
+
+#ifndef _E_EXPANDER_H_
+#define _E_EXPANDER_H_
+
+#include <gtk/gtkbin.h>
+
+G_BEGIN_DECLS
+
+#define GTK_TYPE_EXPANDER (e_expander_get_type ())
+#define E_EXPANDER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_EXPANDER, EExpander))
+#define E_EXPANDER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_EXPANDER, EExpanderClass))
+#define GTK_IS_EXPANDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_EXPANDER))
+#define GTK_IS_EXPANDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_EXPANDER))
+#define E_EXPANDER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_EXPANDER, EExpanderClass))
+/* ESTUFF #define E_EXPANDER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GTK_TYPE_EXPANDER, EExpanderPrivate)) */
+
+typedef struct _EExpander EExpander;
+typedef struct _EExpanderClass EExpanderClass;
+
+struct _EExpander
+{
+ GtkBin bin;
+};
+
+struct _EExpanderClass
+{
+ GtkBinClass parent_class;
+
+ void (* activate) (EExpander *expander);
+};
+
+GType e_expander_get_type (void);
+
+GtkWidget *e_expander_new (const gchar *label);
+GtkWidget *e_expander_new_with_mnemonic (const gchar *label);
+
+void e_expander_set_expanded (EExpander *expander,
+ gboolean expanded);
+gboolean e_expander_get_expanded (EExpander *expander);
+
+/* Spacing between the expander/label and the child */
+void e_expander_set_spacing (EExpander *expander,
+ gint spacing);
+gint e_expander_get_spacing (EExpander *expander);
+
+void e_expander_set_label (EExpander *expander,
+ const gchar *label);
+G_CONST_RETURN gchar *e_expander_get_label (EExpander *expander);
+
+void e_expander_set_use_underline (EExpander *expander,
+ gboolean use_underline);
+gboolean e_expander_get_use_underline (EExpander *expander);
+
+void e_expander_set_label_widget (EExpander *expander,
+ GtkWidget *label_widget);
+GtkWidget *e_expander_get_label_widget (EExpander *expander);
+
+G_END_DECLS
+
+#endif /* _E_EXPANDER_H_ */