/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see
*
*
* Authors:
* Srinivasa Ragavan
*
* A majority of code taken from:
*
* the ECellText renderer.
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#include
#include
#include
#include
#include
/* #include "a11y/gal-a11y-e-cell-registry.h" */
/* #include "a11y/gal-a11y-e-cell-vbox.h" */
#include "e-util/e-util.h"
#include "e-cell-hbox.h"
#include "e-table-item.h"
G_DEFINE_TYPE (ECellHbox, e_cell_hbox, E_CELL_TYPE)
#define INDENT_AMOUNT 16
#define MAX_CELL_SIZE 25
/*
* ECell::new_view method
*/
static ECellView *
ecv_new_view (ECell *ecell, ETableModel *table_model, gpointer e_table_item_view)
{
ECellHbox *ecv = E_CELL_HBOX (ecell);
ECellHboxView *hbox_view = g_new0 (ECellHboxView, 1);
gint i;
hbox_view->cell_view.ecell = ecell;
hbox_view->cell_view.e_table_model = table_model;
hbox_view->cell_view.e_table_item_view = e_table_item_view;
hbox_view->cell_view.kill_view_cb = NULL;
hbox_view->cell_view.kill_view_cb_data = NULL;
/* create our subcell view */
hbox_view->subcell_view_count = ecv->subcell_count;
hbox_view->subcell_views = g_new (ECellView *, hbox_view->subcell_view_count);
hbox_view->model_cols = g_new (int, hbox_view->subcell_view_count);
hbox_view->def_size_cols = g_new (int, hbox_view->subcell_view_count);
for (i = 0; i < hbox_view->subcell_view_count; i++) {
hbox_view->subcell_views[i] = e_cell_new_view (ecv->subcells[i], table_model, e_table_item_view /* XXX */);
hbox_view->model_cols[i] = ecv->model_cols[i];
hbox_view->def_size_cols[i] = ecv->def_size_cols[i];
}
return (ECellView *)hbox_view;
}
/*
* ECell::kill_view method
*/
static void
ecv_kill_view (ECellView *ecv)
{
ECellHboxView *hbox_view = (ECellHboxView *) ecv;
gint i;
if (hbox_view->cell_view.kill_view_cb)
(hbox_view->cell_view.kill_view_cb)(ecv, hbox_view->cell_view.kill_view_cb_data);
if (hbox_view->cell_view.kill_view_cb_data)
g_list_free(hbox_view->cell_view.kill_view_cb_data);
/* kill our subcell view */
for (i = 0; i < hbox_view->subcell_view_count; i++)
e_cell_kill_view (hbox_view->subcell_views[i]);
g_free (hbox_view->model_cols);
g_free (hbox_view->def_size_cols);
g_free (hbox_view->subcell_views);
g_free (hbox_view);
}
/*
* ECell::realize method
*/
static void
ecv_realize (ECellView *ecell_view)
{
ECellHboxView *hbox_view = (ECellHboxView *) ecell_view;
gint i;
/* realize our subcell view */
for (i = 0; i < hbox_view->subcell_view_count; i++)
e_cell_realize (hbox_view->subcell_views[i]);
if (E_CELL_CLASS (e_cell_hbox_parent_class)->realize)
(* E_CELL_CLASS (e_cell_hbox_parent_class)->realize) (ecell_view);
}
/*
* ECell::unrealize method
*/
static void
ecv_unrealize (ECellView *ecv)
{
ECellHboxView *hbox_view = (ECellHboxView *) ecv;
gint i;
/* unrealize our subcell view. */
for (i = 0; i < hbox_view->subcell_view_count; i++)
e_cell_unrealize (hbox_view->subcell_views[i]);
if (E_CELL_CLASS (e_cell_hbox_parent_class)->unrealize)
(* E_CELL_CLASS (e_cell_hbox_parent_class)->unrealize) (ecv);
}
/*
* ECell::draw method
*/
static void
ecv_draw (ECellView *ecell_view, GdkDrawable *drawable,
gint model_col, gint view_col, gint row, ECellFlags flags,
gint x1, gint y1, gint x2, gint y2)
{
ECellHboxView *hbox_view = (ECellHboxView *)ecell_view;
gint subcell_offset = 0;
gint i;
gint allotted_width = x2-x1;
for (i = 0; i < hbox_view->subcell_view_count; i++) {
/* Now cause our subcells to draw their contents,
shifted by subcell_offset pixels */
gint width = allotted_width * hbox_view->def_size_cols[i] / 100;
/* e_cell_max_width_by_row (hbox_view->subcell_views[i], hbox_view->model_cols[i], view_col, row);
if (width < hbox_view->def_size_cols[i])
width = hbox_view->def_size_cols[i];
printf("width of %d %d of %d\n", width,hbox_view->def_size_cols[i], allotted_width ); */
e_cell_draw (hbox_view->subcell_views[i], drawable,
hbox_view->model_cols[i], view_col, row, flags,
x1 + subcell_offset , y1, x1 + subcell_offset + width, y2);
subcell_offset += width; /* e_cell_max_width_by_row (hbox_view->subcell_views[i], hbox_view->model_cols[i], view_col, row); */
}
}
/*
* ECell::event method
*/
static gint
ecv_event (ECellView *ecell_view, GdkEvent *event, gint model_col, gint view_col, gint row, ECellFlags flags, ECellActions *actions)
{
ECellHboxView *hbox_view = (ECellHboxView *)ecell_view;
gint y = 0;
gint i;
gint subcell_offset = 0;
switch (event->type) {
case GDK_BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
case GDK_2BUTTON_PRESS:
case GDK_3BUTTON_PRESS:
y = event->button.y;
break;
case GDK_MOTION_NOTIFY:
y = event->motion.y;
break;
default:
/* nada */
break;
}
for (i = 0; i < hbox_view->subcell_view_count; i++) {
gint width = e_cell_max_width_by_row (hbox_view->subcell_views[i], hbox_view->model_cols[i], view_col, row);
if (width < hbox_view->def_size_cols[i])
width = hbox_view->def_size_cols[i];
if (y < subcell_offset + width)
return e_cell_event(hbox_view->subcell_views[i], event, hbox_view->model_cols[i], view_col, row, flags, actions);
subcell_offset += width;
}
return 0;
}
/*
* ECell::height method
*/
static int
ecv_height (ECellView *ecell_view, gint model_col, gint view_col, gint row)
{
ECellHboxView *hbox_view = (ECellHboxView *)ecell_view;
gint height = 0, max_height = 0;
gint i;
for (i = 0; i < hbox_view->subcell_view_count; i++) {
height = e_cell_height (hbox_view->subcell_views[i], hbox_view->model_cols[i], view_col, row);
max_height = MAX(max_height, height);
}
return max_height;
}
/*
* ECell::max_width method
*/
static int
ecv_max_width (ECellView *ecell_view, gint model_col, gint view_col)
{
ECellHboxView *hbox_view = (ECellHboxView *)ecell_view;
gint width = 0;
gint i;
for (i = 0; i < hbox_view->subcell_view_count; i++) {
gint cell_width = e_cell_max_width (hbox_view->subcell_views[i], hbox_view->model_cols[i], view_col);
if (cell_width < hbox_view->def_size_cols[i])
cell_width = hbox_view->def_size_cols[i];
width += cell_width;
}
return width;
}
/*
* GObject::dispose method
*/
static void
ecv_dispose (GObject *object)
{
ECellHbox *ecv = E_CELL_HBOX (object);
gint i;
/* destroy our subcell */
for (i = 0; i < ecv->subcell_count; i++)
if (ecv->subcells[i])
g_object_unref (ecv->subcells[i]);
g_free (ecv->subcells);
ecv->subcells = NULL;
ecv->subcell_count = 0;
G_OBJECT_CLASS (e_cell_hbox_parent_class)->dispose (object);
}
static void
e_cell_hbox_class_init (ECellHboxClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
ECellClass *ecc = E_CELL_CLASS (klass);
object_class->dispose = ecv_dispose;
ecc->new_view = ecv_new_view;
ecc->kill_view = ecv_kill_view;
ecc->realize = ecv_realize;
ecc->unrealize = ecv_unrealize;
ecc->draw = ecv_draw;
ecc->event = ecv_event;
ecc->height = ecv_height;
ecc->max_width = ecv_max_width;
/* gal_a11y_e_cell_registry_add_cell_type (NULL, E_CELL_HBOX_TYPE, gal_a11y_e_cell_hbox_new); */
}
static void
e_cell_hbox_init (ECellHbox *ecv)
{
ecv->subcells = NULL;
ecv->subcell_count = 0;
}
/**
* e_cell_hbox_new:
*
* Creates a new ECell renderer that can be used to render multiple
* child cells.
*
* Return value: an ECell object that can be used to render multiple
* child cells.
**/
ECell *
e_cell_hbox_new (void)
{
ECellHbox *ecv = g_object_new (E_CELL_HBOX_TYPE, NULL);
return (ECell *) ecv;
}
void
e_cell_hbox_append (ECellHbox *hbox, ECell *subcell, gint model_col, gint size)
{
hbox->subcell_count ++;
hbox->subcells = g_renew (ECell *, hbox->subcells, hbox->subcell_count);
hbox->model_cols = g_renew (int, hbox->model_cols, hbox->subcell_count);
hbox->def_size_cols = g_renew (int, hbox->def_size_cols, hbox->subcell_count);
hbox->subcells[hbox->subcell_count - 1] = subcell;
hbox->model_cols[hbox->subcell_count - 1] = model_col;
hbox->def_size_cols[hbox->subcell_count - 1] = size;
if (subcell)
g_object_ref (subcell);
}