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-rw-r--r--e-util/e-table-header-item.c2226
1 files changed, 2226 insertions, 0 deletions
diff --git a/e-util/e-table-header-item.c b/e-util/e-table-header-item.c
new file mode 100644
index 0000000000..103ed3a807
--- /dev/null
+++ b/e-util/e-table-header-item.c
@@ -0,0 +1,2226 @@
+/*
+ * 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 <http://www.gnu.org/licenses/>
+ *
+ *
+ * Authors:
+ * Chris Lahey <clahey@ximian.com>
+ * Miguel de Icaza <miguel@gnu.org>
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "e-table-header-item.h"
+
+#include <string.h>
+
+#include <gtk/gtk.h>
+#include <glib/gi18n.h>
+#include <gdk/gdkkeysyms.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+
+#include <libgnomecanvas/libgnomecanvas.h>
+
+#include "e-canvas.h"
+#include "e-popup-menu.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-utils.h"
+#include "e-table-header.h"
+#include "e-table.h"
+#include "e-xml-utils.h"
+
+#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 d(x)
+
+static void ethi_drop_table_header (ETableHeaderItem *ethi);
+
+/*
+ * They display the arrows for the drop location.
+ */
+
+static GtkWidget *arrow_up, *arrow_down;
+
+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->resize_cursor) {
+ g_object_unref (ethi->resize_cursor);
+ ethi->resize_cursor = NULL;
+ }
+
+ 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), &ethi->etfcd.pointer);
+
+ if (ethi->config)
+ g_object_unref (ethi->config);
+ ethi->config = NULL;
+
+ /* Chain up to parent's dispose() method. */
+ G_OBJECT_CLASS (ethi_parent_class)->dispose (object);
+}
+
+static gint
+e_table_header_item_get_height (ETableHeaderItem *ethi)
+{
+ ETableHeader *eth;
+ gint numcols, col;
+ gint 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);
+ gint 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,
+ const cairo_matrix_t *i2c,
+ gint flags)
+{
+ ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
+ gdouble x1, y1, x2, y2;
+
+ if (GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->update)
+ GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->update (
+ item, i2c, 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;
+
+ x1 = y1 = 0;
+ x2 = ethi->width;
+ y2 = ethi->height;
+
+ gnome_canvas_matrix_transform_rect (i2c, &x1, &y1, &x2, &y2);
+
+ if (item->x1 != x1 ||
+ item->y1 != y1 ||
+ item->x2 != x2 ||
+ item->y2 != y2) {
+ gnome_canvas_request_redraw (
+ item->canvas,
+ item->x1, item->y1,
+ item->x2, item->y2);
+ item->x1 = x1;
+ item->y1 = y1;
+ item->x2 = x2;
+ item->y2 = y2;
+ }
+ 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,
+ gint 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 property_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GnomeCanvasItem *item;
+ ETableHeaderItem *ethi;
+
+ item = GNOME_CANVAS_ITEM (object);
+ ethi = E_TABLE_HEADER_ITEM (object);
+
+ switch (property_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 property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ ETableHeaderItem *ethi;
+
+ ethi = E_TABLE_HEADER_ITEM (object);
+
+ switch (property_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, property_id, pspec);
+ break;
+ }
+}
+
+static gint
+ethi_find_col_by_x (ETableHeaderItem *ethi,
+ gint x)
+{
+ const gint cols = e_table_header_count (ethi->eth);
+ gint x1 = 0;
+ gint 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 gint
+ethi_find_col_by_x_nearest (ETableHeaderItem *ethi,
+ gint x)
+{
+ const gint cols = e_table_header_count (ethi->eth);
+ gint x1 = 0;
+ gint 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 gchar **xpm)
+{
+ GdkPixbuf *pixbuf;
+ GtkWidget *win, *pix;
+
+ pixbuf = gdk_pixbuf_new_from_xpm_data (xpm);
+
+ 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_pixbuf (pixbuf);
+ gtk_widget_realize (win);
+ gtk_container_add (GTK_CONTAINER (win), pix);
+
+ g_object_unref (pixbuf);
+
+ return win;
+}
+
+static void
+ethi_add_drop_marker (ETableHeaderItem *ethi,
+ gint col,
+ gboolean recreate)
+{
+ GnomeCanvas *canvas;
+ GtkAdjustment *adjustment;
+ GdkWindow *window;
+ gint rx, ry;
+ gint 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);
+ }
+
+ canvas = GNOME_CANVAS_ITEM (ethi)->canvas;
+ window = gtk_widget_get_window (GTK_WIDGET (canvas));
+ gdk_window_get_origin (window, &rx, &ry);
+
+ adjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (canvas));
+ rx -= gtk_adjustment_get_value (adjustment);
+
+ adjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (canvas));
+ ry -= gtk_adjustment_get_value (adjustment);
+
+ 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);
+}
+
+static void
+ethi_add_destroy_marker (ETableHeaderItem *ethi)
+{
+ gdouble x1;
+
+ if (ethi->remove_item)
+ g_object_run_dispose (G_OBJECT (ethi->remove_item));
+
+ x1 = (gdouble) 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", (gdouble) 1,
+ "x2", (gdouble) x1 + e_table_header_col_diff (
+ ethi->eth, ethi->drag_col, ethi->drag_col + 1) - 2,
+
+ "y2", (gdouble) ethi->height - 2,
+ "fill_color_rgba", 0xFF000080,
+ NULL);
+}
+
+static void
+ethi_remove_destroy_marker (ETableHeaderItem *ethi)
+{
+ if (!ethi->remove_item)
+ return;
+
+ g_object_run_dispose (G_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)
+{
+ if ((x >= 0) && (x <= (ethi->width)) &&
+ (y >= 0) && (y <= (ethi->height))) {
+ GdkDragAction suggested_action;
+ gint col;
+ d (g_print ("In header\n"));
+
+ col = ethi_find_col_by_x_nearest (ethi, x);
+ suggested_action = gdk_drag_context_get_suggested_action (context);
+
+ 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, 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, 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;
+ gint dx = 0;
+ GtkAdjustment *adjustment;
+ GtkScrollable *scrollable;
+ gdouble hadjustment_value;
+ gdouble vadjustment_value;
+ gdouble page_size;
+ gdouble lower;
+ gdouble upper;
+ gdouble value;
+
+ if (ethi->scroll_direction & ET_SCROLL_RIGHT)
+ dx += 20;
+ if (ethi->scroll_direction & ET_SCROLL_LEFT)
+ dx -= 20;
+
+ scrollable = GTK_SCROLLABLE (GNOME_CANVAS_ITEM (ethi)->canvas);
+
+ adjustment = gtk_scrollable_get_hadjustment (scrollable);
+ hadjustment_value = gtk_adjustment_get_value (adjustment);
+
+ adjustment = gtk_scrollable_get_vadjustment (scrollable);
+ vadjustment_value = gtk_adjustment_get_value (adjustment);
+
+ value = hadjustment_value;
+
+ adjustment = gtk_scrollable_get_hadjustment (scrollable);
+ page_size = gtk_adjustment_get_page_size (adjustment);
+ lower = gtk_adjustment_get_lower (adjustment);
+ upper = gtk_adjustment_get_upper (adjustment);
+
+ gtk_adjustment_set_value (
+ adjustment, CLAMP (
+ hadjustment_value + dx, lower, upper - page_size));
+
+ hadjustment_value = gtk_adjustment_get_value (adjustment);
+
+ if (hadjustment_value != value)
+ do_drag_motion (
+ ethi,
+ ethi->last_drop_context,
+ ethi->last_drop_x + hadjustment_value,
+ ethi->last_drop_y + vadjustment_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_dataset_set_data_full (
+ context, "e-table-header-item",
+ g_object_ref (ethi), context_destroyed);
+}
+
+static gboolean
+ethi_drag_motion (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ guint time,
+ ETableHeaderItem *ethi)
+{
+ GtkAllocation allocation;
+ GtkAdjustment *adjustment;
+ GList *targets;
+ gdouble hadjustment_value;
+ gdouble vadjustment_value;
+ gchar *droptype, *headertype;
+ guint direction = 0;
+
+ gdk_drag_status (context, 0, time);
+
+ targets = gdk_drag_context_list_targets (context);
+ droptype = gdk_atom_name (GDK_POINTER_TO_ATOM (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);
+
+ gtk_widget_get_allocation (widget, &allocation);
+
+ if (x < 20)
+ direction |= ET_SCROLL_LEFT;
+ if (x > 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);
+
+ adjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (widget));
+ hadjustment_value = gtk_adjustment_get_value (adjustment);
+
+ adjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (widget));
+ vadjustment_value = gtk_adjustment_get_value (adjustment);
+
+ do_drag_motion (
+ ethi, context,
+ x + hadjustment_value,
+ y + 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)
+{
+ 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 *selection_data,
+ guint info,
+ guint time,
+ ETableHeaderItem *ethi)
+{
+ const guchar *data;
+ gint found = FALSE;
+ gint count;
+ gint column;
+ gint drop_col;
+ gint i;
+
+ data = gtk_selection_data_get_data (selection_data);
+
+ if (data != NULL) {
+ count = e_table_header_count (ethi->eth);
+ column = atoi ((gchar *) 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;
+
+ 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]),
+ (guchar *) 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))) {
+ gint col;
+
+ col = ethi_find_col_by_x_nearest (ethi, x);
+
+ ethi_add_drop_marker (ethi, col, FALSE);
+
+ ethi->drop_col = col;
+
+ if (col != -1) {
+ gchar *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);
+ GtkStyle *style;
+ GtkTargetEntry ethi_drop_types[] = {
+ { (gchar *) 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);
+
+ style = gtk_widget_get_style (GTK_WIDGET (item->canvas));
+
+ if (!ethi->font_desc)
+ ethi_font_set (ethi, 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,
+ G_N_ELEMENTS (ethi_drop_types), GDK_ACTION_MOVE);
+ g_free ((gpointer) 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);
+
+ if (ethi->font_desc != NULL) {
+ pango_font_description_free (ethi->font_desc);
+ ethi->font_desc = NULL;
+ }
+
+ 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 (GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->unrealize)
+ (*GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->unrealize)(item);
+}
+
+static void
+ethi_draw (GnomeCanvasItem *item,
+ cairo_t *cr,
+ gint x,
+ gint y,
+ gint width,
+ gint height)
+{
+ ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
+ GnomeCanvas *canvas = item->canvas;
+ const gint cols = e_table_header_count (ethi->eth);
+ gint x1, x2;
+ gint col;
+ GHashTable *arrows = g_hash_table_new (NULL, NULL);
+ GtkStyleContext *context;
+
+ if (ethi->sort_info) {
+ gint length;
+ gint i;
+
+ length = e_table_sort_info_grouping_get_count (ethi->sort_info);
+ for (i = 0; i < length; i++) {
+ ETableSortColumn column;
+
+ 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;
+
+ 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;
+
+ context = gtk_widget_get_style_context (GTK_WIDGET (canvas));
+
+ for (col = 0; col < cols; col++, x1 = x2) {
+ ETableCol *ecol = e_table_header_get_column (ethi->eth, col);
+ gint col_width;
+ GtkRegionFlags flags = 0;
+
+ col_width = ecol->width;
+
+ x2 += col_width;
+
+ if (x1 > (x + width))
+ break;
+
+ if (x2 < x)
+ continue;
+
+ if (x2 <= x1)
+ continue;
+
+ if (((col + 1) % 2) == 0)
+ flags |= GTK_REGION_EVEN;
+ else
+ flags |= GTK_REGION_ODD;
+
+ if (col == 0)
+ flags |= GTK_REGION_FIRST;
+
+ if (col + 1 == cols)
+ flags |= GTK_REGION_LAST;
+
+ gtk_style_context_save (context);
+ gtk_style_context_add_region (
+ context, GTK_STYLE_REGION_COLUMN_HEADER, flags);
+
+ e_table_header_draw_button (
+ cr, ecol, GTK_WIDGET (canvas),
+ x1 - x, -y, width, height,
+ x2 - x1, ethi->height,
+ (ETableColArrow) g_hash_table_lookup (
+ arrows, GINT_TO_POINTER (ecol->col_idx)));
+
+ gtk_style_context_restore (context);
+ }
+
+ g_hash_table_destroy (arrows);
+}
+
+static GnomeCanvasItem *
+ethi_point (GnomeCanvasItem *item,
+ gdouble x,
+ gdouble y,
+ gint cx,
+ gint cy)
+{
+ return item;
+}
+
+/*
+ * 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,
+ gint pos,
+ gint *the_total,
+ gint *return_col)
+{
+ const gint cols = e_table_header_count (ethi->eth);
+ gint 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,
+ gint pos)
+{
+ GnomeCanvas *canvas;
+ GdkWindow *window;
+ gboolean resizable = FALSE;
+ gint col;
+
+ canvas = GNOME_CANVAS_ITEM (ethi)->canvas;
+ window = gtk_widget_get_window (GTK_WIDGET (canvas));
+
+ /* We might be invoked before we are realized */
+ if (window == NULL)
+ return;
+
+ if (is_pointer_on_division (ethi, pos, NULL, &col)) {
+ gint 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) {
+ gint 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)
+ gdk_window_set_cursor (window, ethi->resize_cursor);
+ else
+ gdk_window_set_cursor (window, NULL);
+}
+
+static void
+ethi_end_resize (ETableHeaderItem *ethi)
+{
+ ethi->resize_col = -1;
+ ethi->resize_guide = GINT_TO_POINTER (0);
+
+ if (ethi->table)
+ e_table_thaw_state_change (ethi->table);
+ else if (ethi->tree)
+ e_tree_thaw_state_change (ethi->tree);
+
+ 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;
+ gint col_width;
+ cairo_surface_t *s;
+ cairo_t *cr;
+
+ gint group_indent = 0;
+ GHashTable *arrows = g_hash_table_new (NULL, NULL);
+
+ GtkTargetEntry ethi_drag_types[] = {
+ { (gchar *) TARGET_ETABLE_COL_TYPE, 0, TARGET_ETABLE_COL_HEADER },
+ };
+
+ widget = GTK_WIDGET (GNOME_CANVAS_ITEM (ethi)->canvas);
+ ethi->drag_col = ethi_find_col_by_x (ethi, event->motion.x);
+
+ if (ethi->drag_col == -1)
+ return;
+
+ if (ethi->sort_info) {
+ gint length = e_table_sort_info_grouping_get_count (ethi->sort_info);
+ gint 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, G_N_ELEMENTS (ethi_drag_types));
+ context = gtk_drag_begin (widget, list, GDK_ACTION_MOVE, 1, event);
+ g_free ((gpointer) ethi_drag_types[0].target);
+
+ ecol = e_table_header_get_column (ethi->eth, ethi->drag_col);
+ col_width = ecol->width;
+ s = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, col_width, ethi->height);
+ cr = cairo_create (s);
+
+ e_table_header_draw_button (
+ cr, ecol,
+ 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_surface (context, s);
+ cairo_surface_destroy (s);
+
+ ethi->maybe_drag = FALSE;
+ g_hash_table_destroy (arrows);
+}
+
+typedef struct {
+ ETableHeaderItem *ethi;
+ gint col;
+} EthiHeaderInfo;
+
+static void
+ethi_popup_sort_ascending (GtkWidget *widget,
+ EthiHeaderInfo *info)
+{
+ ETableCol *col;
+ gint model_col = -1;
+ gint length;
+ gint i;
+ gint 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;
+ gint model_col=-1;
+ gint length;
+ gint i;
+ gint 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;
+ gint 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;
+ gint 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)
+{
+ gchar *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)
+{
+ ETableCol *ecol;
+ gboolean clearfirst;
+ gint col;
+
+ col = GPOINTER_TO_INT (g_object_get_data (
+ G_OBJECT (menu_item), "col-number"));
+ 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;
+
+ 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,
+ GdkEvent *button_event)
+{
+ EthiHeaderInfo *info = g_new (EthiHeaderInfo, 1);
+ GtkMenu *popup;
+ gint ncol, sort_count, sort_col;
+ GtkWidget *menu_item, *sub_menu;
+ ETableSortColumn column;
+ gboolean ascending = TRUE;
+ gdouble event_x_win = 0;
+ gdouble event_y_win = 0;
+ guint event_button = 0;
+ guint32 event_time;
+
+ d (g_print ("ethi_header_context_menu: \n"));
+
+ gdk_event_get_button (button_event, &event_button);
+ gdk_event_get_coords (button_event, &event_x_win, &event_y_win);
+ event_time = gdk_event_get_time (button_event);
+
+ info->ethi = ethi;
+ info->col = ethi_find_col_by_x (ethi, event_x_win);
+
+ popup = e_popup_menu_create_with_domain (
+ ethi_context_menu,
+ 1 +
+ ((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; ncol < ethi->full_header->col_count; ncol++)
+ {
+ gchar *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);
+
+ gtk_menu_popup (
+ GTK_MENU (popup),
+ NULL, NULL, NULL, NULL,
+ event_button, event_time);
+}
+
+static void
+ethi_button_pressed (ETableHeaderItem *ethi,
+ GdkEvent *button_event)
+{
+ g_signal_emit (ethi, ethi_signals[BUTTON_PRESSED], 0, button_event);
+}
+
+void
+ethi_change_sort_state (ETableHeaderItem *ethi,
+ ETableCol *col)
+{
+ gint model_col = -1;
+ gint length;
+ gint 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;
+
+ column = e_table_sort_info_grouping_get_nth (
+ ethi->sort_info, i);
+
+ if (model_col == column.column || model_col == -1) {
+ gint 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;
+
+ column = e_table_sort_info_sorting_get_nth (
+ ethi->sort_info, i);
+
+ if (model_col == column.column || model_col == -1) {
+ gint ascending = column.ascending;
+
+ if (ascending == 0 && model_col != -1) {
+ /*
+ * This means the user has clicked twice
+ * already, lets kill sorting of this column now.
+ */
+ gint 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 gint
+ethi_event (GnomeCanvasItem *item,
+ GdkEvent *event)
+{
+ ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
+ GnomeCanvas *canvas = item->canvas;
+ GdkWindow *window;
+ const gboolean resizing = ETHI_RESIZING (ethi);
+ gint x, y, start, col;
+ gint was_maybe_drag = 0;
+ GdkModifierType event_state = 0;
+ guint event_button = 0;
+ guint event_keyval = 0;
+ gdouble event_x_win = 0;
+ gdouble event_y_win = 0;
+ guint32 event_time;
+
+ /* Don't fetch the device here. GnomeCanvas frequently emits
+ * synthesized events, and calling gdk_event_get_device() on them
+ * will trigger a runtime warning. Fetch the device where needed. */
+ gdk_event_get_button (event, &event_button);
+ gdk_event_get_coords (event, &event_x_win, &event_y_win);
+ gdk_event_get_keyval (event, &event_keyval);
+ gdk_event_get_state (event, &event_state);
+ event_time = gdk_event_get_time (event);
+
+ switch (event->type) {
+ case GDK_ENTER_NOTIFY:
+ convert (canvas, event_x_win, event_y_win, &x, &y);
+ set_cursor (ethi, x);
+ break;
+
+ case GDK_LEAVE_NOTIFY:
+ window = gtk_widget_get_window (GTK_WIDGET (canvas));
+ gdk_window_set_cursor (window, NULL);
+ break;
+
+ case GDK_MOTION_NOTIFY:
+
+ convert (canvas, event_x_win, event_y_win, &x, &y);
+ if (resizing) {
+ gint new_width;
+
+ if (ethi->resize_guide == NULL) {
+ GdkDevice *event_device;
+
+ /* Quick hack until I actually bind the views */
+ ethi->resize_guide = GINT_TO_POINTER (1);
+
+ event_device = gdk_event_get_device (event);
+
+ gnome_canvas_item_grab (
+ item,
+ GDK_POINTER_MOTION_MASK |
+ GDK_BUTTON_RELEASE_MASK,
+ ethi->resize_cursor,
+ event_device,
+ event_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, &event->motion)) {
+ ethi_start_drag (ethi, event);
+ } else
+ set_cursor (ethi, x);
+ break;
+
+ case GDK_BUTTON_PRESS:
+ if (event_button > 3)
+ return FALSE;
+
+ convert (canvas, event_x_win, event_y_win, &x, &y);
+
+ if (is_pointer_on_division (ethi, x, &start, &col) &&
+ event_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;
+
+ if (ethi->table)
+ e_table_freeze_state_change (ethi->table);
+ else if (ethi->tree)
+ e_tree_freeze_state_change (ethi->tree);
+ } else {
+ if (event_button == 1) {
+ ethi->click_x = event_x_win;
+ ethi->click_y = event_y_win;
+ ethi->maybe_drag = TRUE;
+ is_pointer_on_division (ethi, x, &start, &col);
+ ethi->selected_col = col;
+ if (gtk_widget_get_can_focus (GTK_WIDGET (item->canvas)))
+ e_canvas_item_grab_focus (item, TRUE);
+ } else if (event_button == 3) {
+ ethi_header_context_menu (ethi, event);
+ } else
+ ethi_button_pressed (ethi, event);
+ }
+ break;
+
+ case GDK_2BUTTON_PRESS:
+ if (!resizing)
+ break;
+
+ if (event_button != 1)
+ break;
+ else {
+ gint width = 0;
+ g_signal_emit_by_name (
+ ethi->eth,
+ "request_width",
+ (gint) 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;
+
+ col = ethi_find_col_by_x (ethi, event_x_win);
+ ecol = e_table_header_get_column (ethi->eth, col);
+ ethi_change_sort_state (ethi, ecol);
+ }
+
+ if (needs_ungrab)
+ gnome_canvas_item_ungrab (item, event_time);
+
+ break;
+ }
+ case GDK_KEY_PRESS:
+ if ((event_keyval == GDK_KEY_F10) && (event_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);
+ gtk_menu_popup (
+ GTK_MENU (popup),
+ NULL, NULL, NULL, NULL,
+ 0, GDK_CURRENT_TIME);
+ } else if (event_keyval == GDK_KEY_space) {
+ ETableCol *ecol;
+
+ ecol = e_table_header_get_column (ethi->eth, ethi->selected_col);
+ ethi_change_sort_state (ethi, ecol);
+ } else if ((event_keyval == GDK_KEY_Right) ||
+ (event_keyval == GDK_KEY_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 ((event_keyval == GDK_KEY_Left) ||
+ (event_keyval == GDK_KEY_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 *class)
+{
+ GnomeCanvasItemClass *item_class = GNOME_CANVAS_ITEM_CLASS (class);
+ GObjectClass *object_class = G_OBJECT_CLASS (class);
+
+ 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",
+ NULL,
+ NULL,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (
+ object_class,
+ PROP_TABLE_FONT_DESC,
+ g_param_spec_boxed (
+ "font-desc",
+ "Font Description",
+ NULL,
+ 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",
+ NULL,
+ E_TYPE_TABLE_HEADER,
+ G_PARAM_READWRITE));
+
+ g_object_class_install_property (
+ object_class,
+ PROP_TABLE_HEADER,
+ g_param_spec_object (
+ "ETableHeader",
+ "Header",
+ NULL,
+ E_TYPE_TABLE_HEADER,
+ G_PARAM_WRITABLE));
+
+ g_object_class_install_property (
+ object_class,
+ PROP_SORT_INFO,
+ g_param_spec_object (
+ "sort_info",
+ "Sort Info",
+ NULL,
+ E_TYPE_TABLE_SORT_INFO,
+ G_PARAM_WRITABLE));
+
+ g_object_class_install_property (
+ object_class,
+ PROP_TABLE,
+ g_param_spec_object (
+ "table",
+ "Table",
+ NULL,
+ E_TYPE_TABLE,
+ G_PARAM_WRITABLE));
+
+ g_object_class_install_property (
+ object_class,
+ PROP_TREE,
+ g_param_spec_object (
+ "tree",
+ "Tree",
+ NULL,
+ E_TYPE_TREE,
+ G_PARAM_WRITABLE));
+
+ 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 | G_SIGNAL_TYPE_STATIC_SCOPE);
+}
+
+static void
+ethi_init (ETableHeaderItem *ethi)
+{
+ GnomeCanvasItem *item = GNOME_CANVAS_ITEM (ethi);
+
+ ethi->resize_cursor = gdk_cursor_new (GDK_SB_H_DOUBLE_ARROW);
+
+ 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;
+}
+