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author | Christopher James Lahey <clahey@helixcode.com> | 2000-06-27 08:51:06 +0800 |
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committer | Chris Lahey <clahey@src.gnome.org> | 2000-06-27 08:51:06 +0800 |
commit | e4de45da5f6021db9a009f112c91e21493a87e1f (patch) | |
tree | 8e481cf3ba0b08eede834c97820476a3dd5e87c9 /e-util/e-canvas-vbox.c | |
parent | 9d5faecef3b9e0f8fff68a2d4ddd9dab91b2f66d (diff) | |
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Calculate height including if clip_height is set to -1.
2000-06-26 Christopher James Lahey <clahey@helixcode.com>
* widgets/e-text/e-text.c: Calculate height including if
clip_height is set to -1.
From addressbook/ChangeLog:
2000-06-26 Christopher James Lahey <clahey@helixcode.com>
* contact-editor/e-contact-editor-categories.c,
addressbook/gui/component/e-cardlist-model.c: Added
value_to_string handlers.
* demo/addressbook-widget.c, demo/demo.c: Removed usage of "x" and
"y" arguments.
* addressbook/gui/component/addressbook.c: Activated Click To Add
and set the click to add message.
* addressbook/gui/component/e-addressbook-model.c: Added
value_to_string and append_row handlers.
* addressbook/gui/component/e-select-names.c: Added a column.
From calendar/ChangeLog:
2000-06-26 Christopher James Lahey <clahey@helixcode.com>
* gui/calendar-model.c: Added an #ifdefed value_to_string handler
assignment.
From camel/ChangeLog:
2000-06-26 Christopher James Lahey <clahey@helixcode.com>
* providers/mbox/camel-mbox-summary.c: Added debugging
information.
From composer/ChangeLog:
2000-06-26 Christopher James Lahey <clahey@helixcode.com>
* Makefile.am: Added e-msg-composer-select-file.h for make
distcheck.
From e-util/ChangeLog:
2000-06-26 Christopher James Lahey <clahey@helixcode.com>
* Makefile.am: Added e-canvas-vbox.c and e-canvas-vbox.h.
* e-canvas-vbox.c, e-canvas-vbox.h: New canvas object to act like
a vbox using the reflow system.
From mail/ChangeLog:
2000-06-26 Christopher James Lahey <clahey@helixcode.com>
* message-list.c: Added a value_to_string handler.
From shell/ChangeLog:
2000-06-26 Christopher James Lahey <clahey@helixcode.com>
* glade/Makefile.am: Added EXTRA_DIST for make distcheck.
From widgets/e-table/ChangeLog:
2000-06-26 Christopher James Lahey <clahey@helixcode.com>
* Makefile.am: Added e-table-click-to-add.c,
e-table-click-to-add.h, e-table-one.c, and e-table-one.h.
* e-table-click-to-add.c, e-table-click-to-add.h: A new canvas
item that represents a single row that sometimes exists. It's for
adding new rows to your table.
* e-table-example-1.c, e-table-example-2.c, e-table-size-test.c,
test-check.c, test-cols.c, test-table.c: Added value_to_string handlers.
* e-table-group-container.c: Use value_to_string to make grouping
not crash for non string columns. Made some changes to work
properly in an ECanvasVbox.
* e-table-group-leaf.c, e-table-item.c: Made some changes to work
properly in an ECanvasVbox.
* e-table-model.c, e-table-model.h: Added append_row and
value_to_string methods.
* e-table-one.c, e-table-one.h: Given a source ETableModel, this
provides a single row model that uses the initialize_value,
duplicate_value, free_value, and value_is_empty methods of the
original source to implement set_value and value_at (and proxies
most of the other methods.) This is used for ETableClickToAdd.
* e-table-simple.c, e-table-simple.h: Added append_row and
value_to_string handlers. append_row uses a GtkArg instead of a
parameter to e_table_simple_new.
* e-table-subset.c: Added append_row and value_to_string handlers.
* e-table.c, e-table.h: Use a vbox containing an ETableClickToAdd
and an ETableItem instead of an ETableItem directly. Only show
the ETableClickToAdd if the top level of the xml SPEC has the
attribute click-to-add set to some non-zero integer.
(click-to-add="1"). Add a "click_to_add_message" argument.
* e-tree-model.c: Add a commented out value_to_string handler.
From widgets/meeting-time-sel/ChangeLog:
2000-06-26 Christopher James Lahey <clahey@helixcode.com>
* Makefile.am: Added the include path to top_srcdir.
svn path=/trunk/; revision=3744
Diffstat (limited to 'e-util/e-canvas-vbox.c')
-rw-r--r-- | e-util/e-canvas-vbox.c | 323 |
1 files changed, 323 insertions, 0 deletions
diff --git a/e-util/e-canvas-vbox.c b/e-util/e-canvas-vbox.c new file mode 100644 index 0000000000..f42fca4a30 --- /dev/null +++ b/e-util/e-canvas-vbox.c @@ -0,0 +1,323 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +/* + * e-canvas-vbox.c + * Copyright (C) 2000 Helix Code, Inc. + * Author: Chris Lahey <clahey@helixcode.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or (at your option) any later version. + * + * This program 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 + * General Public License for more details. + * + * You should have received a copy of the GNU 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. + */ + +#include <config.h> +#include <gnome.h> +#include <math.h> +#include "e-canvas-vbox.h" +#include <e-util/e-canvas-utils.h> +#include <e-util/e-canvas.h> +#include <e-util/e-util.h> + +static void e_canvas_vbox_init (ECanvasVbox *CanvasVbox); +static void e_canvas_vbox_class_init (ECanvasVboxClass *klass); +static void e_canvas_vbox_set_arg (GtkObject *o, GtkArg *arg, guint arg_id); +static void e_canvas_vbox_get_arg (GtkObject *object, GtkArg *arg, guint arg_id); +static void e_canvas_vbox_destroy (GtkObject *object); + +static gint e_canvas_vbox_event (GnomeCanvasItem *item, GdkEvent *event); +static void e_canvas_vbox_realize (GnomeCanvasItem *item); + +static void e_canvas_vbox_reflow (GnomeCanvasItem *item, int flags); + +static void e_canvas_vbox_real_add_item(ECanvasVbox *e_canvas_vbox, GnomeCanvasItem *item); +static void e_canvas_vbox_resize_children (GnomeCanvasItem *item); + +static GnomeCanvasGroupClass *parent_class = NULL; + +/* The arguments we take */ +enum { + ARG_0, + ARG_WIDTH, + ARG_HEIGHT, + ARG_SPACING, +}; + +GtkType +e_canvas_vbox_get_type (void) +{ + static GtkType type = 0; + + if (!type) + { + static const GtkTypeInfo info = + { + "ECanvasVbox", + sizeof (ECanvasVbox), + sizeof (ECanvasVboxClass), + (GtkClassInitFunc) e_canvas_vbox_class_init, + (GtkObjectInitFunc) e_canvas_vbox_init, + /* reserved_1 */ NULL, + /* reserved_2 */ NULL, + (GtkClassInitFunc) NULL, + }; + + type = gtk_type_unique (gnome_canvas_group_get_type (), &info); + } + + return type; +} + +static void +e_canvas_vbox_class_init (ECanvasVboxClass *klass) +{ + GtkObjectClass *object_class; + GnomeCanvasItemClass *item_class; + + object_class = (GtkObjectClass*) klass; + item_class = (GnomeCanvasItemClass *) klass; + + parent_class = gtk_type_class (gnome_canvas_group_get_type ()); + + gtk_object_add_arg_type ("ECanvasVbox::width", GTK_TYPE_DOUBLE, + GTK_ARG_READWRITE, ARG_WIDTH); + gtk_object_add_arg_type ("ECanvasVbox::height", GTK_TYPE_DOUBLE, + GTK_ARG_READABLE, ARG_HEIGHT); + gtk_object_add_arg_type ("ECanvasVbox::spacing", GTK_TYPE_DOUBLE, + GTK_ARG_READWRITE, ARG_SPACING); + + klass->add_item = e_canvas_vbox_real_add_item; + + object_class->set_arg = e_canvas_vbox_set_arg; + object_class->get_arg = e_canvas_vbox_get_arg; + object_class->destroy = e_canvas_vbox_destroy; + + /* GnomeCanvasItem method overrides */ + item_class->event = e_canvas_vbox_event; + item_class->realize = e_canvas_vbox_realize; +} + +static void +e_canvas_vbox_init (ECanvasVbox *vbox) +{ + vbox->items = NULL; + + vbox->width = 10; + vbox->height = 10; + vbox->spacing = 0; + + e_canvas_item_set_reflow_callback(GNOME_CANVAS_ITEM(vbox), e_canvas_vbox_reflow); +} + +static void +e_canvas_vbox_set_arg (GtkObject *o, GtkArg *arg, guint arg_id) +{ + GnomeCanvasItem *item; + ECanvasVbox *e_canvas_vbox; + + item = GNOME_CANVAS_ITEM (o); + e_canvas_vbox = E_CANVAS_VBOX (o); + + switch (arg_id){ + case ARG_WIDTH: + e_canvas_vbox->width = GTK_VALUE_DOUBLE (*arg); + e_canvas_vbox_resize_children(item); + e_canvas_item_request_reflow(item); + break; + case ARG_SPACING: + e_canvas_vbox->spacing = GTK_VALUE_DOUBLE (*arg); + e_canvas_item_request_reflow(item); + break; + } +} + +static void +e_canvas_vbox_get_arg (GtkObject *object, GtkArg *arg, guint arg_id) +{ + ECanvasVbox *e_canvas_vbox; + + e_canvas_vbox = E_CANVAS_VBOX (object); + + switch (arg_id) { + case ARG_WIDTH: + GTK_VALUE_DOUBLE (*arg) = e_canvas_vbox->width; + break; + case ARG_HEIGHT: + GTK_VALUE_DOUBLE (*arg) = e_canvas_vbox->height; + break; + case ARG_SPACING: + GTK_VALUE_DOUBLE (*arg) = e_canvas_vbox->spacing; + break; + default: + arg->type = GTK_TYPE_INVALID; + break; + } +} + +static void +e_canvas_vbox_destroy (GtkObject *object) +{ + ECanvasVbox *vbox = E_CANVAS_VBOX(object); + + g_list_foreach(vbox->items, (GFunc) gtk_object_unref, NULL); + g_list_free(vbox->items); + vbox->items = NULL; + + GTK_OBJECT_CLASS(parent_class)->destroy (object); +} + +static gint +e_canvas_vbox_event (GnomeCanvasItem *item, GdkEvent *event) +{ + gint return_val = TRUE; + + switch (event->type) { + case GDK_KEY_PRESS: + switch (event->key.keyval) { + case GDK_Tab: + case GDK_KP_Tab: + case GDK_ISO_Left_Tab: + case GDK_Left: + case GDK_KP_Left: + case GDK_Right: + case GDK_KP_Right: + case GDK_Down: + case GDK_KP_Down: + case GDK_Up: + case GDK_KP_Up: + case GDK_Return: + case GDK_KP_Enter: + return_val = TRUE; + break; + default: + return_val = FALSE; + break; + } + break; + default: + return_val = FALSE; + break; + } + if (!return_val) { + if (GNOME_CANVAS_ITEM_CLASS(parent_class)->event) + return GNOME_CANVAS_ITEM_CLASS (parent_class)->event (item, event); + } + return return_val; + +} + +static void +e_canvas_vbox_realize (GnomeCanvasItem *item) +{ + if (GNOME_CANVAS_ITEM_CLASS(parent_class)->realize) + (* GNOME_CANVAS_ITEM_CLASS(parent_class)->realize) (item); + + e_canvas_vbox_resize_children(item); + e_canvas_item_request_reflow(item); +} + +static void +e_canvas_vbox_remove_item (GnomeCanvasItem *item, ECanvasVbox *vbox) +{ + vbox->items = g_list_remove(vbox->items, item); + gtk_object_unref(GTK_OBJECT(vbox)); +} + +static void +e_canvas_vbox_real_add_item(ECanvasVbox *e_canvas_vbox, GnomeCanvasItem *item) +{ + e_canvas_vbox->items = g_list_append(e_canvas_vbox->items, item); + gtk_object_ref(GTK_OBJECT(item)); + gtk_object_ref(GTK_OBJECT(e_canvas_vbox)); + gtk_signal_connect(GTK_OBJECT(item), "destroy", + GTK_SIGNAL_FUNC(e_canvas_vbox_remove_item), e_canvas_vbox); + if ( GTK_OBJECT_FLAGS( e_canvas_vbox ) & GNOME_CANVAS_ITEM_REALIZED ) { + gnome_canvas_item_set(item, + "width", (double) e_canvas_vbox->width, + NULL); + e_canvas_item_request_reflow(item); + } + +} + +static void +e_canvas_vbox_resize_children (GnomeCanvasItem *item) +{ + GList *list; + ECanvasVbox *e_canvas_vbox; + + e_canvas_vbox = E_CANVAS_VBOX (item); + for ( list = e_canvas_vbox->items; list; list = list->next ) { + GnomeCanvasItem *child = GNOME_CANVAS_ITEM(list->data); + gnome_canvas_item_set(child, + "width", (double) e_canvas_vbox->width, + NULL); + } +} + +static void +e_canvas_vbox_reflow( GnomeCanvasItem *item, int flags ) +{ + ECanvasVbox *e_canvas_vbox = E_CANVAS_VBOX(item); + if ( GTK_OBJECT_FLAGS( e_canvas_vbox ) & GNOME_CANVAS_ITEM_REALIZED ) { + + gdouble old_height; + gdouble running_height; + + old_height = e_canvas_vbox->height; + + running_height = 0; + + if (e_canvas_vbox->items == NULL) { + } else { + GList *list; + gdouble item_height; + + list = e_canvas_vbox->items; + gtk_object_get (GTK_OBJECT(list->data), + "height", &item_height, + NULL); + e_canvas_item_move_absolute(GNOME_CANVAS_ITEM(list->data), + (double) 0, + (double) running_height); + running_height += item_height; + list = g_list_next(list); + + for( ; list; list = g_list_next(list)) { + running_height += e_canvas_vbox->spacing; + + gtk_object_get (GTK_OBJECT(list->data), + "height", &item_height, + NULL); + + g_print ("%f\n", running_height); + + e_canvas_item_move_absolute(GNOME_CANVAS_ITEM(list->data), + (double) 0, + (double) running_height); + + running_height += item_height; + } + + } + e_canvas_vbox->height = running_height; + if (old_height != e_canvas_vbox->height) + e_canvas_item_request_parent_reflow(item); + } +} + +void +e_canvas_vbox_add_item(ECanvasVbox *e_canvas_vbox, GnomeCanvasItem *item) +{ + if (E_CANVAS_VBOX_CLASS(GTK_OBJECT(e_canvas_vbox)->klass)->add_item) + (E_CANVAS_VBOX_CLASS(GTK_OBJECT(e_canvas_vbox)->klass)->add_item) (e_canvas_vbox, item); +} |