/*
* 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:
* Chris Lahey
* Miguel de Icaza
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include "e-util/e-util.h"
#include "e-util/e-xml-utils.h"
#include "misc/e-canvas.h"
#include "misc/e-cursors.h"
#include "misc/e-gui-utils.h"
#include "misc/e-popup-menu.h"
#include "e-table.h"
#include "e-table-col-dnd.h"
#include "e-table-config.h"
#include "e-table-defines.h"
#include "e-table-field-chooser-dialog.h"
#include "e-table-header.h"
#include "e-table-header-utils.h"
#include "e-table-header-item.h"
#include "add-col.xpm"
#include "remove-col.xpm"
#include "arrow-up.xpm"
#include "arrow-down.xpm"
enum {
BUTTON_PRESSED,
LAST_SIGNAL
};
static guint ethi_signals [LAST_SIGNAL] = { 0, };
#define ARROW_DOWN_HEIGHT 16
#define ARROW_PTR 7
/* Defines the tolerance for proximity of the column division to the cursor position */
#define TOLERANCE 4
#define ETHI_RESIZING(x) ((x)->resize_col != -1)
#define ethi_get_type e_table_header_item_get_type
G_DEFINE_TYPE (ETableHeaderItem, ethi, GNOME_TYPE_CANVAS_ITEM)
#define ELEMENTS(x) (sizeof (x) / sizeof (x[0]))
#define d(x)
static void ethi_drop_table_header (ETableHeaderItem *ethi);
/*
* They display the arrows for the drop location.
*/
static GtkWidget *arrow_up, *arrow_down;
/*
* DnD icons
*/
static GdkColormap *dnd_colormap;
static GdkPixmap *remove_col_pixmap, *remove_col_mask;
static GdkPixmap *add_col_pixmap, *add_col_mask;
enum {
PROP_0,
PROP_TABLE_HEADER,
PROP_FULL_HEADER,
PROP_DND_CODE,
PROP_TABLE_FONT_DESC,
PROP_SORT_INFO,
PROP_TABLE,
PROP_TREE
};
enum {
ET_SCROLL_UP = 1 << 0,
ET_SCROLL_DOWN = 1 << 1,
ET_SCROLL_LEFT = 1 << 2,
ET_SCROLL_RIGHT = 1 << 3
};
static void scroll_off (ETableHeaderItem *ethi);
static void scroll_on (ETableHeaderItem *ethi, guint scroll_direction);
static void
ethi_dispose (GObject *object){
ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (object);
ethi_drop_table_header (ethi);
scroll_off (ethi);
if (ethi->dnd_code) {
g_free (ethi->dnd_code);
ethi->dnd_code = NULL;
}
if (ethi->sort_info) {
if (ethi->sort_info_changed_id)
g_signal_handler_disconnect (ethi->sort_info, ethi->sort_info_changed_id);
if (ethi->group_info_changed_id)
g_signal_handler_disconnect (ethi->sort_info, ethi->group_info_changed_id);
g_object_unref (ethi->sort_info);
ethi->sort_info = NULL;
}
if (ethi->full_header)
g_object_unref (ethi->full_header);
ethi->full_header = NULL;
if (ethi->etfcd.widget)
g_object_remove_weak_pointer (G_OBJECT (ethi->etfcd.widget), ði->etfcd.pointer);
if (ethi->config)
g_object_unref (ethi->config);
ethi->config = NULL;
if (G_OBJECT_CLASS (ethi_parent_class)->dispose)
(*G_OBJECT_CLASS (ethi_parent_class)->dispose) (object);
}
static int
e_table_header_item_get_height (ETableHeaderItem *ethi)
{
ETableHeader *eth;
int numcols, col;
int maxheight;
g_return_val_if_fail (ethi != NULL, 0);
g_return_val_if_fail (E_IS_TABLE_HEADER_ITEM (ethi), 0);
eth = ethi->eth;
numcols = e_table_header_count (eth);
maxheight = 0;
for (col = 0; col < numcols; col++) {
ETableCol *ecol = e_table_header_get_column (eth, col);
int height;
height = e_table_header_compute_height (ecol,
GTK_WIDGET (GNOME_CANVAS_ITEM (ethi)->canvas));
if (height > maxheight)
maxheight = height;
}
return maxheight;
}
static void
ethi_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
{
ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
double i2c [6];
ArtPoint c1, c2, i1, i2;
if (GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->update)
(*GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->update)(item, affine, clip_path, flags);
if (ethi->sort_info)
ethi->group_indent_width = e_table_sort_info_grouping_get_count(ethi->sort_info) * GROUP_INDENT;
else
ethi->group_indent_width = 0;
ethi->width = e_table_header_total_width (ethi->eth) + ethi->group_indent_width;
i1.x = i1.y = 0;
i2.x = ethi->width;
i2.y = ethi->height;
gnome_canvas_item_i2c_affine (item, i2c);
art_affine_point (&c1, &i1, i2c);
art_affine_point (&c2, &i2, i2c);
if (item->x1 != c1.x ||
item->y1 != c1.y ||
item->x2 != c2.x ||
item->y2 != c2.y)
{
gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
item->x1 = c1.x;
item->y1 = c1.y;
item->x2 = c2.x;
item->y2 = c2.y;
/* FIXME: Group Child bounds !? (FOO BAA) */
#if 0
gnome_canvas_group_child_bounds (GNOME_CANVAS_GROUP (item->parent), item);
#endif
}
gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
}
static void
ethi_font_set (ETableHeaderItem *ethi, PangoFontDescription *font_desc)
{
if (ethi->font_desc)
pango_font_description_free (ethi->font_desc);
ethi->font_desc = pango_font_description_copy (font_desc);
ethi->height = e_table_header_item_get_height (ethi);
e_canvas_item_request_reflow(GNOME_CANVAS_ITEM(ethi));
}
static void
ethi_drop_table_header (ETableHeaderItem *ethi)
{
GObject *header;
if (!ethi->eth)
return;
header = G_OBJECT (ethi->eth);
g_signal_handler_disconnect (header, ethi->structure_change_id);
g_signal_handler_disconnect (header, ethi->dimension_change_id);
g_object_unref (header);
ethi->eth = NULL;
ethi->width = 0;
}
static void
structure_changed (ETableHeader *header, ETableHeaderItem *ethi)
{
gnome_canvas_item_request_update(GNOME_CANVAS_ITEM(ethi));
}
static void
dimension_changed (ETableHeader *header, int col, ETableHeaderItem *ethi)
{
gnome_canvas_item_request_update(GNOME_CANVAS_ITEM(ethi));
}
static void
ethi_add_table_header (ETableHeaderItem *ethi, ETableHeader *header)
{
ethi->eth = header;
g_object_ref (ethi->eth);
ethi->height = e_table_header_item_get_height (ethi);
ethi->structure_change_id = g_signal_connect (
header, "structure_change",
G_CALLBACK (structure_changed), ethi);
ethi->dimension_change_id = g_signal_connect (
header, "dimension_change",
G_CALLBACK (dimension_changed), ethi);
e_canvas_item_request_reflow(GNOME_CANVAS_ITEM(ethi));
gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(ethi));
}
static void
ethi_sort_info_changed (ETableSortInfo *sort_info, ETableHeaderItem *ethi)
{
gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(ethi));
}
static void
ethi_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GnomeCanvasItem *item;
ETableHeaderItem *ethi;
item = GNOME_CANVAS_ITEM (object);
ethi = E_TABLE_HEADER_ITEM (object);
switch (prop_id){
case PROP_TABLE_HEADER:
ethi_drop_table_header (ethi);
ethi_add_table_header (ethi, E_TABLE_HEADER(g_value_get_object (value)));
break;
case PROP_FULL_HEADER:
if (ethi->full_header)
g_object_unref(ethi->full_header);
ethi->full_header = E_TABLE_HEADER(g_value_get_object (value));
if (ethi->full_header)
g_object_ref(ethi->full_header);
break;
case PROP_DND_CODE:
g_free(ethi->dnd_code);
ethi->dnd_code = g_strdup (g_value_get_string (value));
break;
case PROP_TABLE_FONT_DESC:
ethi_font_set (ethi, g_value_get_boxed (value));
break;
case PROP_SORT_INFO:
if (ethi->sort_info){
if (ethi->sort_info_changed_id)
g_signal_handler_disconnect (
ethi->sort_info,
ethi->sort_info_changed_id);
if (ethi->group_info_changed_id)
g_signal_handler_disconnect (
ethi->sort_info,
ethi->group_info_changed_id);
g_object_unref (ethi->sort_info);
}
ethi->sort_info = g_value_get_object (value);
g_object_ref (ethi->sort_info);
ethi->sort_info_changed_id =
g_signal_connect (
ethi->sort_info, "sort_info_changed",
G_CALLBACK (ethi_sort_info_changed), ethi);
ethi->group_info_changed_id =
g_signal_connect (
ethi->sort_info, "group_info_changed",
G_CALLBACK(ethi_sort_info_changed), ethi);
break;
case PROP_TABLE:
if (g_value_get_object (value))
ethi->table = E_TABLE(g_value_get_object (value));
else
ethi->table = NULL;
break;
case PROP_TREE:
if (g_value_get_object (value))
ethi->tree = E_TREE(g_value_get_object (value));
else
ethi->tree = NULL;
break;
}
gnome_canvas_item_request_update(item);
}
static void
ethi_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
ETableHeaderItem *ethi;
ethi = E_TABLE_HEADER_ITEM (object);
switch (prop_id){
case PROP_FULL_HEADER:
g_value_set_object (value, ethi->full_header);
break;
case PROP_DND_CODE:
g_value_set_string (value, ethi->dnd_code);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static int
ethi_find_col_by_x (ETableHeaderItem *ethi, int x)
{
const int cols = e_table_header_count (ethi->eth);
int x1 = 0;
int col;
d(g_print ("%s:%d: x = %d, x1 = %d\n", __FUNCTION__, __LINE__, x, x1));
x1 += ethi->group_indent_width;
if (x < x1) {
d(g_print ("%s:%d: Returning 0\n", __FUNCTION__, __LINE__));
return 0;
}
for (col = 0; col < cols; col++){
ETableCol *ecol = e_table_header_get_column (ethi->eth, col);
if ((x >= x1) && (x <= x1 + ecol->width)) {
d(g_print ("%s:%d: Returning %d\n", __FUNCTION__, __LINE__, col));
return col;
}
x1 += ecol->width;
}
d(g_print ("%s:%d: Returning %d\n", __FUNCTION__, __LINE__, cols - 1));
return cols - 1;
}
static int
ethi_find_col_by_x_nearest (ETableHeaderItem *ethi, int x)
{
const int cols = e_table_header_count (ethi->eth);
int x1 = 0;
int col;
x1 += ethi->group_indent_width;
if (x < x1)
return 0;
for (col = 0; col < cols; col++){
ETableCol *ecol = e_table_header_get_column (ethi->eth, col);
x1 += (ecol->width / 2);
if (x <= x1)
return col;
x1 += (ecol->width + 1) / 2;
}
return col;
}
static void
ethi_remove_drop_marker (ETableHeaderItem *ethi)
{
if (ethi->drag_mark == -1)
return;
gtk_widget_hide (arrow_up);
gtk_widget_hide (arrow_down);
ethi->drag_mark = -1;
}
static GtkWidget *
make_shaped_window_from_xpm (const char **xpm)
{
GdkPixbuf *pixbuf;
GdkPixmap *pixmap;
GdkBitmap *bitmap;
GtkWidget *win, *pix;
pixbuf = gdk_pixbuf_new_from_xpm_data (xpm);
gdk_pixbuf_render_pixmap_and_mask (pixbuf, &pixmap, &bitmap, 128);
g_object_unref (pixbuf);
gtk_widget_push_colormap (gdk_rgb_get_colormap ());
win = gtk_window_new (GTK_WINDOW_POPUP);
gtk_window_set_type_hint (GTK_WINDOW (win), GDK_WINDOW_TYPE_HINT_NOTIFICATION);
pix = gtk_image_new_from_pixmap (pixmap, bitmap);
gtk_widget_realize (win);
gtk_container_add (GTK_CONTAINER (win), pix);
gtk_widget_shape_combine_mask (win, bitmap, 0, 0);
gtk_widget_pop_colormap ();
g_object_unref (pixmap);
g_object_unref (bitmap);
return win;
}
static void
ethi_add_drop_marker (ETableHeaderItem *ethi, int col, gboolean recreate)
{
int rx, ry;
int x;
if (!recreate && ethi->drag_mark == col)
return;
ethi->drag_mark = col;
x = e_table_header_col_diff (ethi->eth, 0, col);
if (col > 0)
x += ethi->group_indent_width;
if (!arrow_up){
arrow_up = make_shaped_window_from_xpm (arrow_up_xpm);
arrow_down = make_shaped_window_from_xpm (arrow_down_xpm);
}
gdk_window_get_origin (
GTK_WIDGET (GNOME_CANVAS_ITEM (ethi)->canvas)->window,
&rx, &ry);
rx -= gtk_layout_get_hadjustment (GTK_LAYOUT (GNOME_CANVAS_ITEM (ethi)->canvas))->value;
ry -= gtk_layout_get_vadjustment (GTK_LAYOUT (GNOME_CANVAS_ITEM (ethi)->canvas))->value;
gtk_window_move (GTK_WINDOW (arrow_down), rx + x - ARROW_PTR, ry - ARROW_DOWN_HEIGHT);
gtk_widget_show_all (arrow_down);
gtk_window_move (GTK_WINDOW (arrow_up), rx + x - ARROW_PTR, ry + ethi->height);
gtk_widget_show_all (arrow_up);
}
#define gray50_width 2
#define gray50_height 2
static char gray50_bits [] = {
0x02, 0x01, };
static void
ethi_add_destroy_marker (ETableHeaderItem *ethi)
{
double x1;
if (ethi->remove_item)
gtk_object_destroy (GTK_OBJECT (ethi->remove_item));
if (!ethi->stipple)
ethi->stipple = gdk_bitmap_create_from_data (
NULL, gray50_bits, gray50_width, gray50_height);
x1 = (double) e_table_header_col_diff (ethi->eth, 0, ethi->drag_col);
if (ethi->drag_col > 0)
x1 += ethi->group_indent_width;
ethi->remove_item = gnome_canvas_item_new (
GNOME_CANVAS_GROUP (GNOME_CANVAS_ITEM (ethi)->canvas->root),
gnome_canvas_rect_get_type (),
"x1", x1 + 1,
"y1", (double) 1,
"x2", (double) x1 + e_table_header_col_diff (
ethi->eth, ethi->drag_col, ethi->drag_col+1) - 2,
"y2", (double) ethi->height - 2,
"fill_color", "red",
"fill_stipple", ethi->stipple,
NULL);
}
static void
ethi_remove_destroy_marker (ETableHeaderItem *ethi)
{
if (!ethi->remove_item)
return;
gtk_object_destroy (GTK_OBJECT (ethi->remove_item));
ethi->remove_item = NULL;
}
#if 0
static gboolean
moved (ETableHeaderItem *ethi, guint col, guint model_col)
{
if (col == -1)
return TRUE;
ecol = e_table_header_get_column (ethi->eth, col);
if (ecol->col_idx == model_col)
return FALSE;
if (col > 0) {
ecol = e_table_header_get_column (ethi->eth, col - 1);
if (ecol->col_idx == model_col)
return FALSE;
}
return TRUE;
}
#endif
static void
do_drag_motion(ETableHeaderItem *ethi,
GdkDragContext *context,
gint x,
gint y,
guint time,
gboolean recreate)
{
d(g_print("In do_drag_motion\n"));
d(g_print("x = %d, y = %d, ethi->width = %d, ethi->height = %d\n", x, y, ethi->width, ethi->height));
if ((x >= 0) && (x <= (ethi->width)) &&
(y >= 0) && (y <= (ethi->height))){
int col;
d(g_print("In header\n"));
col = ethi_find_col_by_x_nearest (ethi, x);
if (ethi->drag_col != -1 && (col == ethi->drag_col || col == ethi->drag_col + 1)) {
if (ethi->drag_col != -1)
ethi_remove_destroy_marker (ethi);
ethi_remove_drop_marker (ethi);
gdk_drag_status (context, context->suggested_action, time);
}
else if (col != -1){
if (ethi->drag_col != -1)
ethi_remove_destroy_marker (ethi);
ethi_add_drop_marker (ethi, col, recreate);
gdk_drag_status (context, context->suggested_action, time);
} else {
ethi_remove_drop_marker (ethi);
if (ethi->drag_col != -1)
ethi_add_destroy_marker (ethi);
}
} else {
ethi_remove_drop_marker (ethi);
if (ethi->drag_col != -1)
ethi_add_destroy_marker (ethi);
}
}
static gboolean
scroll_timeout (gpointer data)
{
ETableHeaderItem *ethi = data;
int dx = 0;
GtkAdjustment *h, *v;
double value;
if (ethi->scroll_direction & ET_SCROLL_RIGHT)
dx += 20;
if (ethi->scroll_direction & ET_SCROLL_LEFT)
dx -= 20;
h = GTK_LAYOUT(GNOME_CANVAS_ITEM (ethi)->canvas)->hadjustment;
v = GTK_LAYOUT(GNOME_CANVAS_ITEM (ethi)->canvas)->vadjustment;
value = h->value;
gtk_adjustment_set_value(h, CLAMP(h->value + dx, h->lower, h->upper - h->page_size));
if (h->value != value)
do_drag_motion(ethi,
ethi->last_drop_context,
ethi->last_drop_x + h->value,
ethi->last_drop_y + v->value,
ethi->last_drop_time,
TRUE);
return TRUE;
}
static void
scroll_on (ETableHeaderItem *ethi, guint scroll_direction)
{
if (ethi->scroll_idle_id == 0 || scroll_direction != ethi->scroll_direction) {
if (ethi->scroll_idle_id != 0)
g_source_remove (ethi->scroll_idle_id);
ethi->scroll_direction = scroll_direction;
ethi->scroll_idle_id = g_timeout_add (100, scroll_timeout, ethi);
}
}
static void
scroll_off (ETableHeaderItem *ethi)
{
if (ethi->scroll_idle_id) {
g_source_remove (ethi->scroll_idle_id);
ethi->scroll_idle_id = 0;
}
}
static void
context_destroyed (gpointer data)
{
ETableHeaderItem *ethi = data;
ethi->last_drop_x = 0;
ethi->last_drop_y = 0;
ethi->last_drop_time = 0;
ethi->last_drop_context = NULL;
scroll_off (ethi);
g_object_unref (ethi);
}
static void
context_connect (ETableHeaderItem *ethi, GdkDragContext *context)
{
if (g_dataset_get_data (context, "e-table-header-item") == NULL) {
g_object_ref (ethi);
g_dataset_set_data_full (context, "e-table-header-item", ethi, context_destroyed);
}
}
static gboolean
ethi_drag_motion (GtkWidget *widget, GdkDragContext *context,
gint x, gint y, guint time,
ETableHeaderItem *ethi)
{
char *droptype, *headertype;
guint direction = 0;
gdk_drag_status (context, 0, time);
droptype = gdk_atom_name (GDK_POINTER_TO_ATOM (context->targets->data));
headertype = g_strdup_printf ("%s-%s", TARGET_ETABLE_COL_TYPE,
ethi->dnd_code);
if (strcmp (droptype, headertype) != 0) {
g_free (headertype);
return FALSE;
}
g_free (headertype);
d(g_print ("y = %d, widget->allocation.y = %d, GTK_LAYOUT (widget)->vadjustment->value = %f\n", y, widget->allocation.y, GTK_LAYOUT (widget)->vadjustment->value));
if (x < 20)
direction |= ET_SCROLL_LEFT;
if (x > widget->allocation.width - 20)
direction |= ET_SCROLL_RIGHT;
ethi->last_drop_x = x;
ethi->last_drop_y = y;
ethi->last_drop_time = time;
ethi->last_drop_context = context;
context_connect (ethi, context);
do_drag_motion (ethi,
context,
x + GTK_LAYOUT(widget)->hadjustment->value,
y + GTK_LAYOUT(widget)->vadjustment->value,
time,
FALSE);
if (direction != 0)
scroll_on (ethi, direction);
else
scroll_off (ethi);
return TRUE;
}
static void
ethi_drag_end (GtkWidget *canvas, GdkDragContext *context, ETableHeaderItem *ethi)
{
if (context->action == 0) {
e_table_header_remove (ethi->eth, ethi->drag_col);
gnome_canvas_item_request_update(GNOME_CANVAS_ITEM(ethi));
}
ethi_remove_drop_marker (ethi);
ethi_remove_destroy_marker (ethi);
ethi->drag_col = -1;
scroll_off (ethi);
}
static void
ethi_drag_data_received (GtkWidget *canvas,
GdkDragContext *drag_context,
gint x,
gint y,
GtkSelectionData *data,
guint info,
guint time,
ETableHeaderItem *ethi)
{
int found = FALSE;
int count;
int column;
int drop_col;
int i;
if (data->data) {
count = e_table_header_count(ethi->eth);
column = atoi((char *)data->data);
drop_col = ethi->drop_col;
ethi->drop_col = -1;
if (column >= 0) {
for (i = 0; i < count; i++) {
ETableCol *ecol = e_table_header_get_column (ethi->eth, i);
if (ecol->col_idx == column) {
e_table_header_move(ethi->eth, i, drop_col);
found = TRUE;
break;
}
}
if (!found) {
count = e_table_header_count(ethi->full_header);
for (i = 0; i < count; i++) {
ETableCol *ecol = e_table_header_get_column (ethi->full_header, i);
if (ecol->col_idx == column) {
e_table_header_add_column (ethi->eth, ecol, drop_col);
break;
}
}
}
}
}
ethi_remove_drop_marker (ethi);
gnome_canvas_item_request_update(GNOME_CANVAS_ITEM(ethi));
}
static void
ethi_drag_data_get (GtkWidget *canvas,
GdkDragContext *context,
GtkSelectionData *selection_data,
guint info,
guint time,
ETableHeaderItem *ethi)
{
if (ethi->drag_col != -1) {
ETableCol *ecol = e_table_header_get_column (ethi->eth, ethi->drag_col);
gchar *string = g_strdup_printf("%d", ecol->col_idx);
gtk_selection_data_set(selection_data,
GDK_SELECTION_TYPE_STRING,
sizeof(string[0]),
(unsigned char *)string,
strlen(string));
g_free(string);
}
}
static gboolean
ethi_drag_drop (GtkWidget *canvas,
GdkDragContext *context,
gint x,
gint y,
guint time,
ETableHeaderItem *ethi)
{
gboolean successful = FALSE;
if ((x >= 0) && (x <= (ethi->width)) &&
(y >= 0) && (y <= (ethi->height))){
int col;
col = ethi_find_col_by_x_nearest (ethi, x);
ethi_add_drop_marker (ethi, col, FALSE);
ethi->drop_col = col;
if (col != -1) {
char *target = g_strdup_printf ("%s-%s", TARGET_ETABLE_COL_TYPE, ethi->dnd_code);
d(g_print ("ethi - %s\n", target));
gtk_drag_get_data (canvas, context, gdk_atom_intern(target, FALSE), time);
g_free (target);
}
}
gtk_drag_finish (context, successful, successful, time);
scroll_off (ethi);
return successful;
}
static void
ethi_drag_leave (GtkWidget *widget, GdkDragContext *context, guint time, ETableHeaderItem *ethi)
{
ethi_remove_drop_marker (ethi);
if (ethi->drag_col != -1)
ethi_add_destroy_marker (ethi);
}
static void
ethi_realize (GnomeCanvasItem *item)
{
ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
GtkTargetEntry ethi_drop_types [] = {
{ TARGET_ETABLE_COL_TYPE, 0, TARGET_ETABLE_COL_HEADER },
};
if (GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)-> realize)
(*GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->realize)(item);
if (!ethi->font_desc)
ethi_font_set (ethi, GTK_WIDGET (item->canvas)->style->font_desc);
/*
* Now, configure DnD
*/
ethi_drop_types[0].target = g_strdup_printf("%s-%s", ethi_drop_types[0].target, ethi->dnd_code);
gtk_drag_dest_set (GTK_WIDGET (item->canvas), 0,
ethi_drop_types, ELEMENTS (ethi_drop_types),
GDK_ACTION_MOVE);
g_free(ethi_drop_types[0].target);
/* Drop signals */
ethi->drag_motion_id = g_signal_connect (item->canvas, "drag_motion",
G_CALLBACK (ethi_drag_motion), ethi);
ethi->drag_leave_id = g_signal_connect (item->canvas, "drag_leave",
G_CALLBACK (ethi_drag_leave), ethi);
ethi->drag_drop_id = g_signal_connect (item->canvas, "drag_drop",
G_CALLBACK (ethi_drag_drop), ethi);
ethi->drag_data_received_id = g_signal_connect (item->canvas, "drag_data_received",
G_CALLBACK (ethi_drag_data_received), ethi);
/* Drag signals */
ethi->drag_end_id = g_signal_connect (item->canvas, "drag_end",
G_CALLBACK (ethi_drag_end), ethi);
ethi->drag_data_get_id = g_signal_connect (item->canvas, "drag_data_get",
G_CALLBACK (ethi_drag_data_get), ethi);
}
static void
ethi_unrealize (GnomeCanvasItem *item)
{
ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
pango_font_description_free (ethi->font_desc);
g_signal_handler_disconnect (item->canvas, ethi->drag_motion_id);
g_signal_handler_disconnect (item->canvas, ethi->drag_leave_id);
g_signal_handler_disconnect (item->canvas, ethi->drag_drop_id);
g_signal_handler_disconnect (item->canvas, ethi->drag_data_received_id);
g_signal_handler_disconnect (item->canvas, ethi->drag_end_id);
g_signal_handler_disconnect (item->canvas, ethi->drag_data_get_id);
gtk_drag_dest_unset (GTK_WIDGET (item->canvas));
if (ethi->stipple){
g_object_unref (ethi->stipple);
ethi->stipple = NULL;
}
if (GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->unrealize)
(*GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->unrealize)(item);
}
static void
ethi_draw (GnomeCanvasItem *item, GdkDrawable *drawable, int x, int y, int width, int height)
{
ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
GnomeCanvas *canvas = item->canvas;
const int cols = e_table_header_count (ethi->eth);
int x1, x2;
int col;
GHashTable *arrows = g_hash_table_new (NULL, NULL);
if (ethi->sort_info) {
int length = e_table_sort_info_grouping_get_count(ethi->sort_info);
int i;
for (i = 0; i < length; i++) {
ETableSortColumn column = e_table_sort_info_grouping_get_nth(ethi->sort_info, i);
g_hash_table_insert (arrows,
GINT_TO_POINTER ((gint) column.column),
GINT_TO_POINTER (column.ascending ?
E_TABLE_COL_ARROW_DOWN :
E_TABLE_COL_ARROW_UP));
}
length = e_table_sort_info_sorting_get_count(ethi->sort_info);
for (i = 0; i < length; i++) {
ETableSortColumn column = e_table_sort_info_sorting_get_nth(ethi->sort_info, i);
g_hash_table_insert (arrows,
GINT_TO_POINTER ((gint) column.column),
GINT_TO_POINTER (column.ascending ?
E_TABLE_COL_ARROW_DOWN :
E_TABLE_COL_ARROW_UP));
}
}
ethi->width = e_table_header_total_width (ethi->eth) + ethi->group_indent_width;
x1 = x2 = 0;
x2 += ethi->group_indent_width;
for (col = 0; col < cols; col++, x1 = x2){
ETableCol *ecol = e_table_header_get_column (ethi->eth, col);
int col_width;
col_width = ecol->width;
x2 += col_width;
if (x1 > (x + width))
break;
if (x2 < x)
continue;
if (x2 <= x1)
continue;
e_table_header_draw_button (drawable, ecol,
GTK_WIDGET (canvas)->style,
GTK_WIDGET_STATE (canvas),
GTK_WIDGET (canvas),
x1 - x, -y,
width, height,
x2 - x1, ethi->height,
(ETableColArrow) g_hash_table_lookup (
arrows, GINT_TO_POINTER (ecol->col_idx)));
}
g_hash_table_destroy (arrows);
}
static double
ethi_point (GnomeCanvasItem *item, double x, double y, int cx, int cy,
GnomeCanvasItem **actual_item)
{
*actual_item = item;
return 0.0;
}
/*
* is_pointer_on_division:
*
* Returns whether @pos is a column header division; If @the_total is not NULL,
* then the actual position is returned here. If @return_ecol is not NULL,
* then the ETableCol that actually contains this point is returned here
*/
static gboolean
is_pointer_on_division (ETableHeaderItem *ethi, int pos, int *the_total, int *return_col)
{
const int cols = e_table_header_count (ethi->eth);
int col, total;
total = 0;
for (col = 0; col < cols; col++){
ETableCol *ecol = e_table_header_get_column (ethi->eth, col);
if (col == 0)
total += ethi->group_indent_width;
total += ecol->width;
if ((total - TOLERANCE < pos)&& (pos < total + TOLERANCE)){
if (return_col)
*return_col = col;
if (the_total)
*the_total = total;
return TRUE;
}
if (return_col)
*return_col = col;
if (total > pos + TOLERANCE)
return FALSE;
}
return FALSE;
}
#define convert(c,sx,sy,x,y) gnome_canvas_w2c (c,sx,sy,x,y)
static void
set_cursor (ETableHeaderItem *ethi, int pos)
{
int col;
GtkWidget *canvas = GTK_WIDGET (GNOME_CANVAS_ITEM (ethi)->canvas);
gboolean resizable = FALSE;
/* We might be invoked before we are realized */
if (!canvas->window)
return;
if (is_pointer_on_division (ethi, pos, NULL, &col)) {
int last_col = ethi->eth->col_count - 1;
ETableCol *ecol = e_table_header_get_column (ethi->eth, col);
/* Last column is not resizable */
if (ecol->resizable && col != last_col) {
int c = col + 1;
/* Column is not resizable if all columns after it
are also not resizable */
for (; c <= last_col; c++){
ETableCol *ecol2;
ecol2 = e_table_header_get_column (ethi->eth, c);
if (ecol2->resizable) {
resizable = TRUE;
break;
}
}
}
}
if (resizable)
e_cursor_set (canvas->window, E_CURSOR_SIZE_X);
else
gdk_window_set_cursor (canvas->window, NULL);
/* e_cursor_set (canvas->window, E_CURSOR_ARROW);*/
}
static void
ethi_end_resize (ETableHeaderItem *ethi)
{
ethi->resize_col = -1;
ethi->resize_guide = GINT_TO_POINTER (0);
gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(ethi));
}
static gboolean
ethi_maybe_start_drag (ETableHeaderItem *ethi, GdkEventMotion *event)
{
if (!ethi->maybe_drag)
return FALSE;
if (ethi->eth->col_count < 2) {
ethi->maybe_drag = FALSE;
return FALSE;
}
if (MAX (abs (ethi->click_x - event->x),
abs (ethi->click_y - event->y)) <= 3)
return FALSE;
return TRUE;
}
static void
ethi_start_drag (ETableHeaderItem *ethi, GdkEvent *event)
{
GtkWidget *widget = GTK_WIDGET (GNOME_CANVAS_ITEM (ethi)->canvas);
GtkTargetList *list;
GdkDragContext *context;
ETableCol *ecol;
int col_width;
GdkPixmap *pixmap;
int group_indent = 0;
GHashTable *arrows = g_hash_table_new (NULL, NULL);
GtkTargetEntry ethi_drag_types [] = {
{ TARGET_ETABLE_COL_TYPE, 0, TARGET_ETABLE_COL_HEADER },
};
ethi->drag_col = ethi_find_col_by_x (ethi, event->motion.x);
if (ethi->drag_col == -1)
return;
if (ethi->sort_info) {
int length = e_table_sort_info_grouping_get_count(ethi->sort_info);
int i;
for (i = 0; i < length; i++) {
ETableSortColumn column =
e_table_sort_info_grouping_get_nth(
ethi->sort_info, i);
group_indent ++;
g_hash_table_insert (
arrows,
GINT_TO_POINTER ((gint) column.column),
GINT_TO_POINTER (column.ascending ?
E_TABLE_COL_ARROW_DOWN :
E_TABLE_COL_ARROW_UP));
}
length = e_table_sort_info_sorting_get_count(ethi->sort_info);
for (i = 0; i < length; i++) {
ETableSortColumn column =
e_table_sort_info_sorting_get_nth (
ethi->sort_info, i);
g_hash_table_insert (
arrows,
GINT_TO_POINTER ((gint) column.column),
GINT_TO_POINTER (column.ascending ?
E_TABLE_COL_ARROW_DOWN :
E_TABLE_COL_ARROW_UP));
}
}
ethi_drag_types[0].target = g_strdup_printf(
"%s-%s", ethi_drag_types[0].target, ethi->dnd_code);
list = gtk_target_list_new (
ethi_drag_types, ELEMENTS (ethi_drag_types));
context = gtk_drag_begin (widget, list, GDK_ACTION_MOVE, 1, event);
g_free(ethi_drag_types[0].target);
ecol = e_table_header_get_column (ethi->eth, ethi->drag_col);
col_width = ecol->width;
pixmap = gdk_pixmap_new (widget->window, col_width, ethi->height, -1);
e_table_header_draw_button (
pixmap, ecol,
widget->style,
GTK_WIDGET_STATE (widget),
widget,
0, 0,
col_width, ethi->height,
col_width, ethi->height,
(ETableColArrow) g_hash_table_lookup (
arrows, GINT_TO_POINTER (ecol->col_idx)));
gtk_drag_set_icon_pixmap (
context,
gdk_drawable_get_colormap (GDK_DRAWABLE (widget->window)),
pixmap,
NULL,
col_width / 2,
ethi->height / 2);
g_object_unref (pixmap);
ethi->maybe_drag = FALSE;
g_hash_table_destroy (arrows);
}
typedef struct {
ETableHeaderItem *ethi;
int col;
} EthiHeaderInfo;
static void
ethi_popup_sort_ascending(GtkWidget *widget, EthiHeaderInfo *info)
{
ETableCol *col;
int model_col = -1;
int length;
int i;
int found = FALSE;
ETableHeaderItem *ethi = info->ethi;
col = e_table_header_get_column (ethi->eth, info->col);
if (col->sortable)
model_col = col->col_idx;
length = e_table_sort_info_grouping_get_count(ethi->sort_info);
for (i = 0; i < length; i++) {
ETableSortColumn column = e_table_sort_info_grouping_get_nth (
ethi->sort_info, i);
if (model_col == column.column){
column.ascending = 1;
e_table_sort_info_grouping_set_nth (
ethi->sort_info, i, column);
found = 1;
break;
}
}
if (!found) {
length = e_table_sort_info_sorting_get_count (
ethi->sort_info);
for (i = 0; i < length; i++) {
ETableSortColumn column =
e_table_sort_info_sorting_get_nth(
ethi->sort_info, i);
if (model_col == column.column || model_col == -1){
column.ascending = 1;
e_table_sort_info_sorting_set_nth (
ethi->sort_info, i, column);
found = 1;
if (model_col != -1)
break;
}
}
}
if (!found) {
ETableSortColumn column;
column.column = model_col;
column.ascending = 1;
length = e_table_sort_info_sorting_get_count(ethi->sort_info);
if (length == 0)
length++;
e_table_sort_info_sorting_set_nth(ethi->sort_info, length - 1, column);
}
}
static void
ethi_popup_sort_descending(GtkWidget *widget, EthiHeaderInfo *info)
{
ETableCol *col;
int model_col=-1;
int length;
int i;
int found = FALSE;
ETableHeaderItem *ethi = info->ethi;
col = e_table_header_get_column (ethi->eth, info->col);
if (col->sortable)
model_col = col->col_idx;
length = e_table_sort_info_grouping_get_count(ethi->sort_info);
for (i = 0; i < length; i++) {
ETableSortColumn column = e_table_sort_info_grouping_get_nth(
ethi->sort_info, i);
if (model_col == column.column){
column.ascending = 0;
e_table_sort_info_grouping_set_nth(
ethi->sort_info, i, column);
found = 1;
break;
}
}
if (!found) {
length = e_table_sort_info_sorting_get_count (ethi->sort_info);
for (i = 0; i < length; i++) {
ETableSortColumn column =
e_table_sort_info_sorting_get_nth(
ethi->sort_info, i);
if (model_col == column.column || model_col == -1){
column.ascending = 0;
e_table_sort_info_sorting_set_nth (
ethi->sort_info, i, column);
found = 1;
if (model_col != -1)
break;
}
}
}
if (!found) {
ETableSortColumn column;
column.column = model_col;
column.ascending = 0;
length = e_table_sort_info_sorting_get_count (ethi->sort_info);
if (length == 0)
length++;
e_table_sort_info_sorting_set_nth (
ethi->sort_info, length - 1, column);
}
}
static void
ethi_popup_unsort(GtkWidget *widget, EthiHeaderInfo *info)
{
ETableHeaderItem *ethi = info->ethi;
e_table_sort_info_grouping_truncate(ethi->sort_info, 0);
e_table_sort_info_sorting_truncate(ethi->sort_info, 0);
}
static void
ethi_popup_group_field(GtkWidget *widget, EthiHeaderInfo *info)
{
ETableCol *col;
int model_col;
ETableHeaderItem *ethi = info->ethi;
ETableSortColumn column;
col = e_table_header_get_column (ethi->eth, info->col);
model_col = col->col_idx;
column.column = model_col;
column.ascending = 1;
e_table_sort_info_grouping_set_nth(ethi->sort_info, 0, column);
e_table_sort_info_grouping_truncate(ethi->sort_info, 1);
}
static void
ethi_popup_group_box(GtkWidget *widget, EthiHeaderInfo *info)
{
}
static void
ethi_popup_remove_column(GtkWidget *widget, EthiHeaderInfo *info)
{
e_table_header_remove(info->ethi->eth, info->col);
}
static void
ethi_popup_field_chooser(GtkWidget *widget, EthiHeaderInfo *info)
{
GtkWidget *etfcd = info->ethi->etfcd.widget;
if (etfcd) {
gtk_window_present (GTK_WINDOW (etfcd));
return;
}
info->ethi->etfcd.widget = e_table_field_chooser_dialog_new ();
etfcd = info->ethi->etfcd.widget;
g_object_add_weak_pointer (G_OBJECT (etfcd), &info->ethi->etfcd.pointer);
g_object_set (info->ethi->etfcd.widget,
"full_header", info->ethi->full_header,
"header", info->ethi->eth,
"dnd_code", info->ethi->dnd_code,
NULL);
gtk_widget_show (etfcd);
}
static void
ethi_popup_alignment(GtkWidget *widget, EthiHeaderInfo *info)
{
}
static void
ethi_popup_best_fit(GtkWidget *widget, EthiHeaderInfo *info)
{
ETableHeaderItem *ethi = info->ethi;
int width;
g_signal_emit_by_name (ethi->eth,
"request_width",
info->col, &width);
/* Add 10 to stop it from "..."ing */
e_table_header_set_size (ethi->eth, info->col, width + 10);
gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(ethi));
}
static void
ethi_popup_format_columns(GtkWidget *widget, EthiHeaderInfo *info)
{
}
static void
config_destroyed (gpointer data, GObject *where_object_was)
{
ETableHeaderItem *ethi = data;
ethi->config = NULL;
}
static void
apply_changes (ETableConfig *config, ETableHeaderItem *ethi)
{
char *state = e_table_state_save_to_string (config->state);
if (ethi->table)
e_table_set_state (ethi->table, state);
if (ethi->tree)
e_tree_set_state (ethi->tree, state);
g_free (state);
gtk_dialog_set_response_sensitive (GTK_DIALOG (config->dialog_toplevel),
GTK_RESPONSE_APPLY, FALSE);
}
static void
ethi_popup_customize_view(GtkWidget *widget, EthiHeaderInfo *info)
{
ETableHeaderItem *ethi = info->ethi;
ETableState *state;
ETableSpecification *spec;
if (ethi->config)
e_table_config_raise (E_TABLE_CONFIG (ethi->config));
else {
if (ethi->table) {
state = e_table_get_state_object(ethi->table);
spec = ethi->table->spec;
} else if (ethi->tree) {
state = e_tree_get_state_object(ethi->tree);
spec = e_tree_get_spec (ethi->tree);
} else
return;
ethi->config = e_table_config_new (
_("Customize Current View"),
spec, state, GTK_WINDOW (gtk_widget_get_toplevel (widget)));
g_object_weak_ref (G_OBJECT (ethi->config),
config_destroyed, ethi);
g_signal_connect (
ethi->config, "changed",
G_CALLBACK (apply_changes), ethi);
}
}
static void
free_popup_info (GtkWidget *w, EthiHeaderInfo *info)
{
g_free (info);
}
/* Bit 1 is always disabled. */
/* Bit 2 is disabled if not "sortable". */
/* Bit 4 is disabled if we don't have a pointer to our table object. */
static EPopupMenu ethi_context_menu [] = {
E_POPUP_ITEM (N_("Sort _Ascending"), G_CALLBACK(ethi_popup_sort_ascending), 2),
E_POPUP_ITEM (N_("Sort _Descending"), G_CALLBACK(ethi_popup_sort_descending), 2),
E_POPUP_ITEM (N_("_Unsort"), G_CALLBACK(ethi_popup_unsort), 0),
E_POPUP_SEPARATOR,
E_POPUP_ITEM (N_("Group By This _Field"), G_CALLBACK(ethi_popup_group_field), 16),
E_POPUP_ITEM (N_("Group By _Box"), G_CALLBACK(ethi_popup_group_box), 128),
E_POPUP_SEPARATOR,
E_POPUP_ITEM (N_("Remove This _Column"), G_CALLBACK(ethi_popup_remove_column), 8),
E_POPUP_ITEM (N_("Add a C_olumn..."), G_CALLBACK(ethi_popup_field_chooser), 0),
E_POPUP_SEPARATOR,
E_POPUP_ITEM (N_("A_lignment"), G_CALLBACK(ethi_popup_alignment), 128),
E_POPUP_ITEM (N_("B_est Fit"), G_CALLBACK(ethi_popup_best_fit), 2),
E_POPUP_ITEM (N_("Format Column_s..."), G_CALLBACK(ethi_popup_format_columns), 128),
E_POPUP_SEPARATOR,
E_POPUP_ITEM (N_("Custo_mize Current View..."), G_CALLBACK(ethi_popup_customize_view), 4),
E_POPUP_TERMINATOR
};
static void
sort_by_id (GtkWidget *menu_item, ETableHeaderItem *ethi)
{
int col = GPOINTER_TO_INT (g_object_get_data(G_OBJECT (menu_item), "col-number"));
ETableCol *ecol;
gboolean clearfirst;
ecol = e_table_header_get_column (ethi->full_header, col);
clearfirst = e_table_sort_info_sorting_get_count (ethi->sort_info) > 1;
if (!clearfirst && ecol && e_table_sort_info_sorting_get_count (ethi->sort_info) == 1) {
ETableSortColumn column = e_table_sort_info_sorting_get_nth(ethi->sort_info, 0);
clearfirst = ecol->sortable && ecol->col_idx != column.column;
}
if (clearfirst)
e_table_sort_info_sorting_truncate (ethi->sort_info, 0);
ethi_change_sort_state (ethi, ecol);
}
static void
popup_custom (GtkWidget *menu_item, EthiHeaderInfo *info)
{
ethi_popup_customize_view(menu_item, info);
}
static void
ethi_header_context_menu (ETableHeaderItem *ethi, GdkEventButton *event)
{
EthiHeaderInfo *info = g_new (EthiHeaderInfo, 1);
ETableCol *col;
GtkMenu *popup;
int ncol, sort_count, sort_col;
GtkWidget *menu_item, *sub_menu;
ETableSortColumn column;
gboolean ascending = TRUE;
d( g_print("ethi_header_context_menu: \n") );
info->ethi = ethi;
info->col = ethi_find_col_by_x (ethi, event->x);
col = e_table_header_get_column (ethi->eth, info->col);
popup = e_popup_menu_create_with_domain (ethi_context_menu,
1 +
0 +
((ethi->table || ethi->tree) ? 0 : 4) +
((e_table_header_count (ethi->eth) > 1) ? 0 : 8),
((e_table_sort_info_get_can_group (ethi->sort_info)) ? 0 : 16) +
128, info, GETTEXT_PACKAGE);
menu_item = gtk_menu_item_new_with_mnemonic (_("_Sort By"));
gtk_widget_show (menu_item);
sub_menu = gtk_menu_new ();
gtk_widget_show (sub_menu);
gtk_menu_item_set_submenu (GTK_MENU_ITEM (menu_item), sub_menu);
gtk_menu_shell_prepend (GTK_MENU_SHELL (popup), menu_item);
sort_count = e_table_sort_info_sorting_get_count(ethi->sort_info);
if (sort_count > 1 || sort_count < 1)
sort_col = -1; /* Custom sorting */
else {
column = e_table_sort_info_sorting_get_nth(ethi->sort_info, 0);
sort_col = column.column;
ascending = column.ascending;
}
/* Custom */
menu_item = gtk_check_menu_item_new_with_mnemonic (_("_Custom"));
gtk_widget_show (menu_item);
gtk_menu_shell_prepend (GTK_MENU_SHELL (sub_menu), menu_item);
if (sort_col == -1)
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item), TRUE);
gtk_check_menu_item_set_draw_as_radio (GTK_CHECK_MENU_ITEM (menu_item), TRUE);
g_signal_connect (menu_item, "activate", G_CALLBACK (popup_custom), info);
/* Show a seperator */
menu_item = gtk_separator_menu_item_new ();
gtk_widget_show (menu_item);
gtk_menu_shell_prepend (GTK_MENU_SHELL (sub_menu), menu_item);
/* Headers */
for (ncol = 0; ncolfull_header->col_count; ncol++)
{
char *text=NULL;
if (!ethi->full_header->columns[ncol]->sortable ||
ethi->full_header->columns[ncol]->disabled)
continue;
if (ncol == sort_col) {
text = g_strdup_printf("%s (%s)", ethi->full_header->columns[ncol]->text, ascending ? _("Ascending"):_("Descending"));
menu_item = gtk_check_menu_item_new_with_label (text);
g_free (text);
} else
menu_item = gtk_check_menu_item_new_with_label (ethi->full_header->columns[ncol]->text);
gtk_widget_show (menu_item);
gtk_menu_shell_prepend (GTK_MENU_SHELL (sub_menu), menu_item);
if (ncol == sort_col)
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menu_item), TRUE);
gtk_check_menu_item_set_draw_as_radio (GTK_CHECK_MENU_ITEM (menu_item), TRUE);
g_object_set_data (G_OBJECT (menu_item), "col-number", GINT_TO_POINTER (ncol));
g_signal_connect (menu_item, "activate", G_CALLBACK (sort_by_id), ethi);
}
g_object_ref_sink (popup);
g_signal_connect (popup, "selection-done",
G_CALLBACK (free_popup_info), info);
e_popup_menu (popup, (GdkEvent *) event);
}
static void
ethi_button_pressed (ETableHeaderItem *ethi, GdkEventButton *event)
{
g_signal_emit (ethi,
ethi_signals [BUTTON_PRESSED], 0, event);
}
void
ethi_change_sort_state (ETableHeaderItem *ethi, ETableCol *col)
{
int model_col = -1;
int length;
int i;
gboolean found = FALSE;
if (col == NULL)
return;
if (col->sortable)
model_col = col->col_idx;
length = e_table_sort_info_grouping_get_count(ethi->sort_info);
for (i = 0; i < length; i++) {
ETableSortColumn column = e_table_sort_info_grouping_get_nth(ethi->sort_info, i);
if (model_col == column.column || model_col == -1){
int ascending = column.ascending;
ascending = ! ascending;
column.ascending = ascending;
e_table_sort_info_grouping_set_nth(ethi->sort_info, i, column);
found = TRUE;
if (model_col != -1)
break;
}
}
if (!found) {
length = e_table_sort_info_sorting_get_count(ethi->sort_info);
for (i = 0; i < length; i++) {
ETableSortColumn column = e_table_sort_info_sorting_get_nth(ethi->sort_info, i);
if (model_col == column.column || model_col == -1){
int ascending = column.ascending;
if (ascending == 0 && model_col != -1){
/*
* This means the user has clicked twice
* already, lets kill sorting of this column now.
*/
int j;
for (j = i + 1; j < length; j++)
e_table_sort_info_sorting_set_nth (ethi->sort_info,
j - 1,
e_table_sort_info_sorting_get_nth (ethi->sort_info, j));
e_table_sort_info_sorting_truncate (ethi->sort_info, length - 1);
length --;
i --;
} else {
ascending = !ascending;
column.ascending = ascending;
e_table_sort_info_sorting_set_nth(ethi->sort_info, i, column);
}
found = TRUE;
if (model_col != -1)
break;
}
}
}
if (!found && model_col != -1) {
ETableSortColumn column;
column.column = model_col;
column.ascending = 1;
e_table_sort_info_sorting_truncate (ethi->sort_info, 0);
e_table_sort_info_sorting_set_nth(ethi->sort_info, 0, column);
}
}
/*
* Handles the events on the ETableHeaderItem, particularly it handles resizing
*/
static int
ethi_event (GnomeCanvasItem *item, GdkEvent *e)
{
ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
GnomeCanvas *canvas = item->canvas;
const gboolean resizing = ETHI_RESIZING (ethi);
int x, y, start, col;
int was_maybe_drag = 0;
switch (e->type){
case GDK_ENTER_NOTIFY:
convert (canvas, e->crossing.x, e->crossing.y, &x, &y);
set_cursor (ethi, x);
break;
case GDK_LEAVE_NOTIFY:
gdk_window_set_cursor (GTK_WIDGET (canvas)->window, NULL);
/* e_cursor_set (GTK_WIDGET (canvas)->window, E_CURSOR_ARROW);*/
break;
case GDK_MOTION_NOTIFY:
convert (canvas, e->motion.x, e->motion.y, &x, &y);
if (resizing){
int new_width;
if (ethi->resize_guide == NULL){
/* Quick hack until I actually bind the views */
ethi->resize_guide = GINT_TO_POINTER (1);
gnome_canvas_item_grab (item,
GDK_POINTER_MOTION_MASK |
GDK_BUTTON_RELEASE_MASK,
e_cursor_get (E_CURSOR_SIZE_X),
e->button.time);
}
new_width = x - ethi->resize_start_pos;
e_table_header_set_size (ethi->eth, ethi->resize_col, new_width);
gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(ethi));
} else if (ethi_maybe_start_drag (ethi, &e->motion)){
ethi_start_drag (ethi, e);
} else
set_cursor (ethi, x);
break;
case GDK_BUTTON_PRESS:
if (e->button.button > 3)
return FALSE;
convert (canvas, e->button.x, e->button.y, &x, &y);
if (is_pointer_on_division (ethi, x, &start, &col) && e->button.button == 1){
ETableCol *ecol;
/*
* Record the important bits.
*
* By setting resize_pos to a non -1 value,
* we know that we are being resized (used in the
* other event handlers).
*/
ecol = e_table_header_get_column (ethi->eth, col);
if (!ecol->resizable)
break;
ethi->resize_col = col;
ethi->resize_start_pos = start - ecol->width;
ethi->resize_min_width = ecol->min_width;
} else {
if (e->button.button == 1){
ethi->click_x = e->button.x;
ethi->click_y = e->button.y;
ethi->maybe_drag = TRUE;
is_pointer_on_division (ethi, x, &start, &col);
ethi->selected_col = col;
if (GTK_WIDGET_CAN_FOCUS (GTK_WIDGET (item->canvas)))
e_canvas_item_grab_focus (item, TRUE);
} else if (e->button.button == 3){
ethi_header_context_menu (ethi, &e->button);
} else
ethi_button_pressed (ethi, &e->button);
}
break;
case GDK_2BUTTON_PRESS:
if (!resizing)
break;
if (e->button.button != 1)
break;
else {
int width = 0;
g_signal_emit_by_name (ethi->eth,
"request_width",
(int)ethi->resize_col, &width);
/* Add 10 to stop it from "..."ing */
e_table_header_set_size (ethi->eth, ethi->resize_col, width + 10);
gnome_canvas_item_request_update (GNOME_CANVAS_ITEM(ethi));
ethi->maybe_drag = FALSE;
}
break;
case GDK_BUTTON_RELEASE: {
gboolean needs_ungrab = FALSE;
was_maybe_drag = ethi->maybe_drag;
ethi->maybe_drag = FALSE;
if (ethi->resize_col != -1){
needs_ungrab = (ethi->resize_guide != NULL);
ethi_end_resize (ethi);
} else if (was_maybe_drag && ethi->sort_info) {
ETableCol *ecol;
ecol = e_table_header_get_column (ethi->eth, ethi_find_col_by_x (ethi, e->button.x));
ethi_change_sort_state (ethi, ecol);
}
if (needs_ungrab)
gnome_canvas_item_ungrab (item, e->button.time);
break;
}
case GDK_KEY_PRESS:
if ((e->key.keyval == GDK_F10) && (e->key.state & GDK_SHIFT_MASK)) {
EthiHeaderInfo *info = g_new(EthiHeaderInfo, 1);
ETableCol *ecol;
GtkMenu *popup;
info->ethi = ethi;
info->col = ethi->selected_col;
ecol = e_table_header_get_column (ethi->eth, info->col);
popup = e_popup_menu_create_with_domain (ethi_context_menu,
1 +
(ecol->sortable ? 0 : 2) +
((ethi->table || ethi->tree) ? 0 : 4) +
((e_table_header_count (ethi->eth) > 1) ? 0 : 8),
((e_table_sort_info_get_can_group (ethi->sort_info)) ? 0 : 16) +
128, info, GETTEXT_PACKAGE);
g_object_ref_sink (popup);
g_signal_connect (popup, "selection-done",
G_CALLBACK (free_popup_info), info);
e_popup_menu (popup, NULL);
} else if (e->key.keyval == GDK_space) {
ETableCol *ecol;
ecol = e_table_header_get_column (ethi->eth, ethi->selected_col);
ethi_change_sort_state (ethi, ecol);
} else if ((e->key.keyval == GDK_Right) || (e->key.keyval == GDK_KP_Right)) {
ETableCol *ecol;
if ((ethi->selected_col < 0) || (ethi->selected_col >= ethi->eth->col_count - 1))
ethi->selected_col = 0;
else
ethi->selected_col++;
ecol = e_table_header_get_column (ethi->eth, ethi->selected_col);
ethi_change_sort_state (ethi, ecol);
} else if ((e->key.keyval == GDK_Left) || (e->key.keyval == GDK_KP_Left)) {
ETableCol *ecol;
if ((ethi->selected_col <= 0) || (ethi->selected_col >= ethi->eth->col_count))
ethi->selected_col = ethi->eth->col_count - 1;
else
ethi->selected_col--;
ecol = e_table_header_get_column (ethi->eth, ethi->selected_col);
ethi_change_sort_state (ethi, ecol);
}
break;
default:
return FALSE;
}
return TRUE;
}
static void
ethi_class_init (ETableHeaderItemClass *klass)
{
GnomeCanvasItemClass *item_class = GNOME_CANVAS_ITEM_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = ethi_dispose;
object_class->set_property = ethi_set_property;
object_class->get_property = ethi_get_property;
item_class->update = ethi_update;
item_class->realize = ethi_realize;
item_class->unrealize = ethi_unrealize;
item_class->draw = ethi_draw;
item_class->point = ethi_point;
item_class->event = ethi_event;
g_object_class_install_property (object_class, PROP_DND_CODE,
g_param_spec_string ("dnd_code",
_("DnD code"),
/*_( */"XXX blurb" /*)*/,
NULL,
G_PARAM_READWRITE));
g_object_class_install_property (object_class, PROP_TABLE_FONT_DESC,
g_param_spec_boxed ("font-desc",
_("Font Description"),
/*_( */"XXX blurb" /*)*/,
PANGO_TYPE_FONT_DESCRIPTION,
G_PARAM_WRITABLE));
g_object_class_install_property (object_class, PROP_FULL_HEADER,
g_param_spec_object ("full_header",
_("Full Header"),
/*_( */"XXX blurb" /*)*/,
E_TABLE_HEADER_TYPE,
G_PARAM_READWRITE));
g_object_class_install_property (object_class, PROP_TABLE_HEADER,
g_param_spec_object ("ETableHeader",
_("Header"),
/*_( */"XXX blurb" /*)*/,
E_TABLE_HEADER_TYPE,
G_PARAM_WRITABLE));
g_object_class_install_property (object_class, PROP_SORT_INFO,
g_param_spec_object ("sort_info",
_("Sort Info"),
/*_( */"XXX blurb" /*)*/,
E_TABLE_SORT_INFO_TYPE,
G_PARAM_WRITABLE));
g_object_class_install_property (object_class, PROP_TABLE,
g_param_spec_object ("table",
_("Table"),
/*_( */"XXX blurb" /*)*/,
E_TABLE_TYPE,
G_PARAM_WRITABLE));
g_object_class_install_property (object_class, PROP_TREE,
g_param_spec_object ("tree",
_("Tree"),
/*_( */"XXX blurb" /*)*/,
E_TREE_TYPE,
G_PARAM_WRITABLE));
/*
* Create our pixmaps for DnD
*/
dnd_colormap = gtk_widget_get_default_colormap ();
remove_col_pixmap = gdk_pixmap_colormap_create_from_xpm_d (
NULL, dnd_colormap,
&remove_col_mask, NULL, remove_col_xpm);
add_col_pixmap = gdk_pixmap_colormap_create_from_xpm_d (
NULL, dnd_colormap,
&add_col_mask, NULL, add_col_xpm);
ethi_signals [BUTTON_PRESSED] =
g_signal_new ("button_pressed",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (ETableHeaderItemClass, button_pressed),
NULL, NULL,
g_cclosure_marshal_VOID__BOXED,
G_TYPE_NONE, 1, GDK_TYPE_EVENT);
}
static void
ethi_init (ETableHeaderItem *ethi)
{
GnomeCanvasItem *item = GNOME_CANVAS_ITEM (ethi);
ethi->resize_col = -1;
item->x1 = 0;
item->y1 = 0;
item->x2 = 0;
item->y2 = 0;
ethi->drag_col = -1;
ethi->drag_mark = -1;
ethi->sort_info = NULL;
ethi->sort_info_changed_id = 0;
ethi->group_info_changed_id = 0;
ethi->group_indent_width = 0;
ethi->table = NULL;
ethi->tree = NULL;
ethi->selected_col = 0;
}