diff options
Diffstat (limited to 'widgets/table/e-cell-popup.c')
| -rw-r--r-- | widgets/table/e-cell-popup.c | 551 |
1 files changed, 0 insertions, 551 deletions
diff --git a/widgets/table/e-cell-popup.c b/widgets/table/e-cell-popup.c deleted file mode 100644 index ce821700f3..0000000000 --- a/widgets/table/e-cell-popup.c +++ /dev/null @@ -1,551 +0,0 @@ -/* - * e-cell-popup.c: Popup cell renderer - * - * 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: - * - * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) - * - */ - -/* - * ECellPopup - an abstract ECell class used to support popup selections like - * a GtkCombo widget. It contains a child ECell, e.g. an ECellText, but when - * selected it displays an arrow on the right edge which the user can click to - * show a popup. Subclasses implement the popup class function to show the - * popup. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <gdk/gdkkeysyms.h> - -#include "gal-a11y-e-cell-popup.h" -#include "gal-a11y-e-cell-registry.h" -#include "e-util/e-util.h" - -#include "e-cell-popup.h" -#include "e-table-item.h" -#include <gtk/gtk.h> - -#define E_CELL_POPUP_ARROW_SIZE 16 -#define E_CELL_POPUP_ARROW_PAD 3 - -static void e_cell_popup_dispose (GObject *object); - -static ECellView * ecp_new_view (ECell *ecell, - ETableModel *table_model, - void *e_table_item_view); -static void ecp_kill_view (ECellView *ecv); -static void ecp_realize (ECellView *ecv); -static void ecp_unrealize (ECellView *ecv); -static void ecp_draw (ECellView *ecv, - cairo_t *cr, - gint model_col, - gint view_col, - gint row, - ECellFlags flags, - gint x1, - gint y1, - gint x2, - gint y2); -static gint ecp_event (ECellView *ecv, - GdkEvent *event, - gint model_col, - gint view_col, - gint row, - ECellFlags flags, - ECellActions *actions); -static gint ecp_height (ECellView *ecv, - gint model_col, - gint view_col, - gint row); -static gpointer ecp_enter_edit (ECellView *ecv, - gint model_col, - gint view_col, - gint row); -static void ecp_leave_edit (ECellView *ecv, - gint model_col, - gint view_col, - gint row, - void *edit_context); -static void ecp_print (ECellView *ecv, - GtkPrintContext *context, - gint model_col, - gint view_col, - gint row, - gdouble width, - gdouble height); -static gdouble ecp_print_height (ECellView *ecv, - GtkPrintContext *context, - gint model_col, - gint view_col, - gint row, - gdouble width); -static gint ecp_max_width (ECellView *ecv, - gint model_col, - gint view_col); -static gchar *ecp_get_bg_color (ECellView *ecell_view, gint row); - -static gint e_cell_popup_do_popup (ECellPopupView *ecp_view, - GdkEvent *event, - gint row, - gint model_col); - -G_DEFINE_TYPE (ECellPopup, e_cell_popup, E_TYPE_CELL) - -static void -e_cell_popup_class_init (ECellPopupClass *class) -{ - ECellClass *ecc = E_CELL_CLASS (class); - - G_OBJECT_CLASS (class)->dispose = e_cell_popup_dispose; - - ecc->new_view = ecp_new_view; - ecc->kill_view = ecp_kill_view; - ecc->realize = ecp_realize; - ecc->unrealize = ecp_unrealize; - ecc->draw = ecp_draw; - ecc->event = ecp_event; - ecc->height = ecp_height; - ecc->enter_edit = ecp_enter_edit; - ecc->leave_edit = ecp_leave_edit; - ecc->print = ecp_print; - ecc->print_height = ecp_print_height; - ecc->max_width = ecp_max_width; - ecc->get_bg_color = ecp_get_bg_color; - - gal_a11y_e_cell_registry_add_cell_type ( - NULL, E_TYPE_CELL_POPUP, - gal_a11y_e_cell_popup_new); -} - -static void -e_cell_popup_init (ECellPopup *ecp) -{ - ecp->popup_shown = FALSE; - ecp->popup_model = NULL; -} - -/** - * e_cell_popup_new: - * - * Creates a new ECellPopup renderer. - * - * Returns: an ECellPopup object. - */ -ECell * -e_cell_popup_new (void) -{ - return g_object_new (E_TYPE_CELL_POPUP, NULL); -} - -static void -e_cell_popup_dispose (GObject *object) -{ - ECellPopup *ecp = E_CELL_POPUP (object); - - if (ecp->child) - g_object_unref (ecp->child); - ecp->child = NULL; - - G_OBJECT_CLASS (e_cell_popup_parent_class)->dispose (object); -} - -/* - * ECell::new_view method - */ -static ECellView * -ecp_new_view (ECell *ecell, - ETableModel *table_model, - gpointer e_table_item_view) -{ - ECellPopup *ecp = E_CELL_POPUP (ecell); - ECellPopupView *ecp_view; - - /* We must have a child ECell before we create any views. */ - g_return_val_if_fail (ecp->child != NULL, NULL); - - ecp_view = g_new0 (ECellPopupView, 1); - - ecp_view->cell_view.ecell = ecell; - ecp_view->cell_view.e_table_model = table_model; - ecp_view->cell_view.e_table_item_view = e_table_item_view; - ecp_view->cell_view.kill_view_cb = NULL; - ecp_view->cell_view.kill_view_cb_data = NULL; - - ecp_view->child_view = e_cell_new_view ( - ecp->child, table_model, - e_table_item_view); - - return (ECellView *) ecp_view; -} - -/* - * ECell::kill_view method - */ -static void -ecp_kill_view (ECellView *ecv) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - - if (ecp_view->cell_view.kill_view_cb) - ecp_view->cell_view.kill_view_cb ( - ecv, ecp_view->cell_view.kill_view_cb_data); - - if (ecp_view->cell_view.kill_view_cb_data) - g_list_free (ecp_view->cell_view.kill_view_cb_data); - - if (ecp_view->child_view) - e_cell_kill_view (ecp_view->child_view); - - g_free (ecp_view); -} - -/* - * ECell::realize method - */ -static void -ecp_realize (ECellView *ecv) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - - e_cell_realize (ecp_view->child_view); - - if (E_CELL_CLASS (e_cell_popup_parent_class)->realize) - (* E_CELL_CLASS (e_cell_popup_parent_class)->realize) (ecv); -} - -/* - * ECell::unrealize method - */ -static void -ecp_unrealize (ECellView *ecv) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - - e_cell_unrealize (ecp_view->child_view); - - if (E_CELL_CLASS (e_cell_popup_parent_class)->unrealize) - (* E_CELL_CLASS (e_cell_popup_parent_class)->unrealize) (ecv); -} - -/* - * ECell::draw method - */ -static void -ecp_draw (ECellView *ecv, - cairo_t *cr, - gint model_col, - gint view_col, - gint row, - ECellFlags flags, - gint x1, - gint y1, - gint x2, - gint y2) -{ - ECellPopup *ecp = E_CELL_POPUP (ecv->ecell); - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - GtkWidget *canvas; - gboolean show_popup_arrow; - - cairo_save (cr); - - canvas = GTK_WIDGET (GNOME_CANVAS_ITEM (ecv->e_table_item_view)->canvas); - - /* Display the popup arrow if we are the cursor cell, or the popup - * is shown for this cell. */ - show_popup_arrow = - e_table_model_is_cell_editable ( - ecv->e_table_model, model_col, row) && - (flags & E_CELL_CURSOR || - (ecp->popup_shown && ecp->popup_view_col == view_col - && ecp->popup_row == row - && ecp->popup_model == ((ECellView *) ecp_view)->e_table_model)); - - if (flags & E_CELL_CURSOR) - ecp->popup_arrow_shown = show_popup_arrow; - - if (show_popup_arrow) { - GtkStyleContext *style_context; - GdkRGBA color; - gint arrow_x; - gint arrow_y; - gint arrow_size; - gint midpoint_y; - - e_cell_draw ( - ecp_view->child_view, cr, model_col, - view_col, row, flags, - x1, y1, x2 - E_CELL_POPUP_ARROW_SIZE, y2); - - midpoint_y = y1 + ((y2 - y1 + 1) / 2); - - arrow_x = x2 - E_CELL_POPUP_ARROW_SIZE; - arrow_y = midpoint_y - E_CELL_POPUP_ARROW_SIZE / 2; - arrow_size = E_CELL_POPUP_ARROW_SIZE; - - style_context = gtk_widget_get_style_context (canvas); - - gtk_style_context_save (style_context); - - gtk_style_context_add_class ( - style_context, GTK_STYLE_CLASS_CELL); - - gtk_style_context_get_background_color ( - style_context, GTK_STATE_FLAG_NORMAL, &color); - - cairo_save (cr); - gdk_cairo_set_source_rgba (cr, &color); - gtk_render_background ( - style_context, cr, - (gdouble) arrow_x, - (gdouble) arrow_y, - (gdouble) arrow_size, - (gdouble) arrow_size); - cairo_restore (cr); - - arrow_x += E_CELL_POPUP_ARROW_PAD; - arrow_y += E_CELL_POPUP_ARROW_PAD; - arrow_size -= (E_CELL_POPUP_ARROW_PAD * 2); - - cairo_save (cr); - gtk_render_arrow ( - style_context, cr, G_PI, - (gdouble) arrow_x, - (gdouble) arrow_y, - (gdouble) arrow_size); - cairo_restore (cr); - - gtk_style_context_restore (style_context); - } else { - e_cell_draw ( - ecp_view->child_view, cr, model_col, - view_col, row, flags, x1, y1, x2, y2); - } - - cairo_restore (cr); -} - -/* - * ECell::event method - */ -static gint -ecp_event (ECellView *ecv, - GdkEvent *event, - gint model_col, - gint view_col, - gint row, - ECellFlags flags, - ECellActions *actions) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - ECellPopup *ecp = E_CELL_POPUP (ecp_view->cell_view.ecell); - ETableItem *eti = E_TABLE_ITEM (ecv->e_table_item_view); - gint width; - - switch (event->type) { - case GDK_BUTTON_PRESS: - if (e_table_model_is_cell_editable (ecv->e_table_model, model_col, row) && - flags & E_CELL_CURSOR - && ecp->popup_arrow_shown) { - width = e_table_header_col_diff ( - eti->header, view_col, - view_col + 1); - - /* FIXME: The event coords seem to be relative to the - * text within the cell, so we have to add 4. */ - if (event->button.x + 4 >= width - E_CELL_POPUP_ARROW_SIZE) { - return e_cell_popup_do_popup (ecp_view, event, row, view_col); - } - } - break; - case GDK_KEY_PRESS: - if (e_table_model_is_cell_editable (ecv->e_table_model, model_col, row) && - event->key.state & GDK_MOD1_MASK - && event->key.keyval == GDK_KEY_Down) { - return e_cell_popup_do_popup (ecp_view, event, row, view_col); - } - break; - default: - break; - } - - return e_cell_event ( - ecp_view->child_view, event, model_col, view_col, - row, flags, actions); -} - -/* - * ECell::height method - */ -static gint -ecp_height (ECellView *ecv, - gint model_col, - gint view_col, - gint row) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - - return e_cell_height (ecp_view->child_view, model_col, view_col, row); -} - -/* - * ECellView::enter_edit method - */ -static gpointer -ecp_enter_edit (ECellView *ecv, - gint model_col, - gint view_col, - gint row) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - - return e_cell_enter_edit (ecp_view->child_view, model_col, view_col, row); -} - -/* - * ECellView::leave_edit method - */ -static void -ecp_leave_edit (ECellView *ecv, - gint model_col, - gint view_col, - gint row, - gpointer edit_context) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - - e_cell_leave_edit ( - ecp_view->child_view, model_col, view_col, row, - edit_context); -} - -static void -ecp_print (ECellView *ecv, - GtkPrintContext *context, - gint model_col, - gint view_col, - gint row, - gdouble width, - gdouble height) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - - e_cell_print ( - ecp_view->child_view, context, model_col, view_col, row, - width, height); -} - -static gdouble -ecp_print_height (ECellView *ecv, - GtkPrintContext *context, - gint model_col, - gint view_col, - gint row, - gdouble width) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - - return e_cell_print_height ( - ecp_view->child_view, context, model_col, - view_col, row, width); -} - -static gint -ecp_max_width (ECellView *ecv, - gint model_col, - gint view_col) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecv; - - return e_cell_max_width (ecp_view->child_view, model_col, view_col); -} - -static gchar * -ecp_get_bg_color (ECellView *ecell_view, - gint row) -{ - ECellPopupView *ecp_view = (ECellPopupView *) ecell_view; - - return e_cell_get_bg_color (ecp_view->child_view, row); -} - -ECell * -e_cell_popup_get_child (ECellPopup *ecp) -{ - g_return_val_if_fail (E_IS_CELL_POPUP (ecp), NULL); - - return ecp->child; -} - -void -e_cell_popup_set_child (ECellPopup *ecp, - ECell *child) -{ - g_return_if_fail (E_IS_CELL_POPUP (ecp)); - - if (ecp->child) - g_object_unref (ecp->child); - - ecp->child = child; - g_object_ref (child); -} - -static gint -e_cell_popup_do_popup (ECellPopupView *ecp_view, - GdkEvent *event, - gint row, - gint view_col) -{ - ECellPopup *ecp = E_CELL_POPUP (ecp_view->cell_view.ecell); - gint (*popup_func) (ECellPopup *ecp, GdkEvent *event, gint row, gint view_col); - - ecp->popup_cell_view = ecp_view; - - popup_func = E_CELL_POPUP_CLASS (G_OBJECT_GET_CLASS (ecp))->popup; - - ecp->popup_view_col = view_col; - ecp->popup_row = row; - ecp->popup_model = ((ECellView *) ecp_view)->e_table_model; - - return popup_func ? popup_func (ecp, event, row, view_col) : FALSE; -} - -/* This redraws the popup cell. Only use this if you know popup_view_col and - * popup_row are valid. */ -void -e_cell_popup_queue_cell_redraw (ECellPopup *ecp) -{ - ETableItem *eti; - - eti = E_TABLE_ITEM (ecp->popup_cell_view->cell_view.e_table_item_view); - - e_table_item_redraw_range ( - eti, ecp->popup_view_col, ecp->popup_row, - ecp->popup_view_col, ecp->popup_row); -} - -void -e_cell_popup_set_shown (ECellPopup *ecp, - gboolean shown) -{ - ecp->popup_shown = shown; - e_cell_popup_queue_cell_redraw (ecp); -} |