/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* * E-table.c: A graphical view of a Table. * * Author: * Miguel de Icaza (miguel@helixcode.com) * Chris Lahey (clahey@helixcode.com) * * Copyright 1999, Helix Code, Inc */ #include #include #include #include #ifdef HAVE_ALLOCA_H #include #endif #include #include #include #include "gal/util/e-util.h" #include "gal/widgets/e-canvas.h" #include "gal/widgets/e-canvas-vbox.h" #include "e-table.h" #include "e-table-header-item.h" #include "e-table-subset.h" #include "e-table-item.h" #include "e-table-group.h" #include "e-table-group-leaf.h" #include "e-table-click-to-add.h" #include "e-table-specification.h" #include "e-table-state.h" #include "e-table-column-specification.h" #define COLUMN_HEADER_HEIGHT 16 #define PARENT_TYPE gtk_table_get_type () static GtkObjectClass *e_table_parent_class; enum { CURSOR_CHANGE, SELECTION_CHANGE, DOUBLE_CLICK, RIGHT_CLICK, CLICK, KEY_PRESS, TABLE_DRAG_BEGIN, TABLE_DRAG_END, TABLE_DRAG_DATA_GET, TABLE_DRAG_DATA_DELETE, TABLE_DRAG_LEAVE, TABLE_DRAG_MOTION, TABLE_DRAG_DROP, TABLE_DRAG_DATA_RECEIVED, LAST_SIGNAL }; enum { ARG_0, ARG_TABLE_DRAW_FOCUS, ARG_LENGTH_THRESHOLD, }; static gint et_signals [LAST_SIGNAL] = { 0, }; static void e_table_fill_table (ETable *e_table, ETableModel *model); static gboolean changed_idle (gpointer data); static void et_drag_begin (GtkWidget *widget, GdkDragContext *context, ETable *et); static void et_drag_end (GtkWidget *widget, GdkDragContext *context, ETable *et); static void et_drag_data_get(GtkWidget *widget, GdkDragContext *context, GtkSelectionData *selection_data, guint info, guint time, ETable *et); static void et_drag_data_delete(GtkWidget *widget, GdkDragContext *context, ETable *et); static void et_drag_leave(GtkWidget *widget, GdkDragContext *context, guint time, ETable *et); static gboolean et_drag_motion(GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint time, ETable *et); static gboolean et_drag_drop(GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint time, ETable *et); static void et_drag_data_received(GtkWidget *widget, GdkDragContext *context, gint x, gint y, GtkSelectionData *selection_data, guint info, guint time, ETable *et); static gint e_table_drag_source_event_cb (GtkWidget *widget, GdkEvent *event, ETable *table); static void et_destroy (GtkObject *object) { ETable *et = E_TABLE (object); gtk_signal_disconnect (GTK_OBJECT (et->model), et->table_model_change_id); gtk_signal_disconnect (GTK_OBJECT (et->model), et->table_row_change_id); gtk_signal_disconnect (GTK_OBJECT (et->model), et->table_cell_change_id); gtk_signal_disconnect (GTK_OBJECT (et->model), et->table_row_inserted_id); gtk_signal_disconnect (GTK_OBJECT (et->model), et->table_row_deleted_id); if (et->group_info_change_id) gtk_signal_disconnect (GTK_OBJECT (et->sort_info), et->group_info_change_id); if (et->reflow_idle_id) g_source_remove(et->reflow_idle_id); et->reflow_idle_id = 0; gtk_object_unref (GTK_OBJECT (et->model)); gtk_object_unref (GTK_OBJECT (et->full_header)); gtk_object_unref (GTK_OBJECT (et->header)); gtk_object_unref (GTK_OBJECT (et->sort_info)); gtk_object_unref (GTK_OBJECT (et->sorter)); gtk_object_unref (GTK_OBJECT (et->selection)); if (et->spec) gtk_object_unref (GTK_OBJECT (et->spec)); if (et->header_canvas != NULL) gtk_widget_destroy (GTK_WIDGET (et->header_canvas)); gtk_widget_destroy (GTK_WIDGET (et->table_canvas)); if (et->rebuild_idle_id) { g_source_remove (et->rebuild_idle_id); et->rebuild_idle_id = 0; } g_free(et->click_to_add_message); (*e_table_parent_class->destroy)(object); } static void e_table_init (GtkObject *object) { ETable *e_table = E_TABLE (object); GtkTable *gtk_table = GTK_TABLE (object); gtk_table->homogeneous = FALSE; e_table->sort_info = NULL; e_table->group_info_change_id = 0; e_table->reflow_idle_id = 0; e_table->draw_grid = 1; e_table->draw_focus = 1; e_table->cursor_mode = E_TABLE_CURSOR_SIMPLE; e_table->length_threshold = 200; e_table->need_rebuild = 0; e_table->rebuild_idle_id = 0; e_table->click_to_add_message = NULL; e_table->drag_get_data_row = -1; e_table->drag_get_data_col = -1; e_table->drop_row = -1; e_table->drop_col = -1; e_table->site = NULL; e_table->drag_source_button_press_event_id = 0; e_table->drag_source_motion_notify_event_id = 0; e_table->sorter = NULL; e_table->selection = e_table_selection_model_new(); e_table->cursor_loc = E_TABLE_CURSOR_LOC_NONE; e_table->spec = NULL; } static void header_canvas_size_allocate (GtkWidget *widget, GtkAllocation *alloc, ETable *e_table) { gnome_canvas_set_scroll_region ( GNOME_CANVAS (e_table->header_canvas), 0, 0, alloc->width - 1, /* COLUMN_HEADER_HEIGHT - 1 */ E_TABLE_HEADER_ITEM (e_table->header_item)->height - 1); /* When the header item is created ->height == 0, as the font is only created when everything is realized. So we set the usize here as well, so that the size of the header is correct */ if (GTK_WIDGET (e_table->header_canvas)->allocation.height != E_TABLE_HEADER_ITEM (e_table->header_item)->height) gtk_widget_set_usize (GTK_WIDGET (e_table->header_canvas), -1, E_TABLE_HEADER_ITEM (e_table->header_item)->height); } static void sort_info_changed (ETableSortInfo *info, ETable *et) { et->need_rebuild = TRUE; if (!et->rebuild_idle_id) et->rebuild_idle_id = g_idle_add_full (20, changed_idle, et, NULL); } static void e_table_setup_header (ETable *e_table) { e_table->header_canvas = GNOME_CANVAS (e_canvas_new ()); gtk_widget_show (GTK_WIDGET (e_table->header_canvas)); e_table->header_item = gnome_canvas_item_new ( gnome_canvas_root (e_table->header_canvas), e_table_header_item_get_type (), "ETableHeader", e_table->header, "full_header", e_table->full_header, "sort_info", e_table->sort_info, "dnd_code", "(unset)", "table", e_table, NULL); gtk_signal_connect ( GTK_OBJECT (e_table->header_canvas), "size_allocate", GTK_SIGNAL_FUNC (header_canvas_size_allocate), e_table); gtk_widget_set_usize (GTK_WIDGET (e_table->header_canvas), -1, E_TABLE_HEADER_ITEM (e_table->header_item)->height); } static gboolean table_canvas_reflow_idle (ETable *e_table) { gdouble height, width; gdouble item_height; GtkAllocation *alloc = &(GTK_WIDGET (e_table->table_canvas)->allocation); gtk_object_get (GTK_OBJECT (e_table->canvas_vbox), "height", &height, "width", &width, NULL); item_height = height; height = MAX ((int)height, alloc->height); width = MAX((int)width, alloc->width); /* I have no idea why this needs to be -1, but it works. */ gnome_canvas_set_scroll_region ( GNOME_CANVAS (e_table->table_canvas), 0, 0, width - 1, height - 1); gtk_object_set (GTK_OBJECT (e_table->white_item), "y1", item_height + 1, "x2", width, "y2", height, NULL); e_table->reflow_idle_id = 0; return FALSE; } static void table_canvas_size_allocate (GtkWidget *widget, GtkAllocation *alloc, ETable *e_table) { gdouble width; gdouble height; gdouble item_height; width = alloc->width; gtk_object_get (GTK_OBJECT (e_table->canvas_vbox), "height", &height, NULL); item_height = height; height = MAX ((int)height, alloc->height); gtk_object_set (GTK_OBJECT (e_table->canvas_vbox), "width", width, NULL); gtk_object_set (GTK_OBJECT (e_table->header), "width", width, NULL); gtk_object_set (GTK_OBJECT (e_table->white_item), "y1", item_height + 1, "x2", width, "y2", height, NULL); if (e_table->reflow_idle_id) g_source_remove(e_table->reflow_idle_id); table_canvas_reflow_idle(e_table); } static void table_canvas_reflow (GnomeCanvas *canvas, ETable *e_table) { if (!e_table->reflow_idle_id) e_table->reflow_idle_id = g_idle_add_full (400, (GSourceFunc) table_canvas_reflow_idle, e_table, NULL); } static void click_to_add_cursor_change (ETableClickToAdd *etcta, int row, int col, ETable *et) { if (et->cursor_loc == E_TABLE_CURSOR_LOC_TABLE) { e_table_selection_model_clear(et->selection); } et->cursor_loc = E_TABLE_CURSOR_LOC_ETCTA; } static void group_cursor_change (ETableGroup *etg, int row, ETable *et) { if (et->cursor_loc == E_TABLE_CURSOR_LOC_ETCTA && et->click_to_add) { e_table_click_to_add_commit(E_TABLE_CLICK_TO_ADD(et->click_to_add)); } et->cursor_loc = E_TABLE_CURSOR_LOC_TABLE; gtk_signal_emit (GTK_OBJECT (et), et_signals [CURSOR_CHANGE], row); } static void group_double_click (ETableGroup *etg, int row, int col, GdkEvent *event, ETable *et) { gtk_signal_emit (GTK_OBJECT (et), et_signals [DOUBLE_CLICK], row, col, event); } static gint group_right_click (ETableGroup *etg, int row, int col, GdkEvent *event, ETable *et) { int return_val = 0; gtk_signal_emit (GTK_OBJECT (et), et_signals [RIGHT_CLICK], row, col, event, &return_val); return return_val; } static gint group_click (ETableGroup *etg, int row, int col, GdkEvent *event, ETable *et) { int return_val = 0; gtk_signal_emit (GTK_OBJECT (et), et_signals [CLICK], row, col, event, &return_val); return return_val; } static gint group_key_press (ETableGroup *etg, int row, int col, GdkEvent *event, ETable *et) { int return_val = 0; GdkEventKey *key = (GdkEventKey *) event; GdkEventButton click; switch (key->keyval) { case GDK_Page_Down: gtk_adjustment_set_value(gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas)), CLAMP(gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->value + (gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->page_size - 20), 0, gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->upper - gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->page_size)); click.type = GDK_BUTTON_PRESS; click.window = GTK_LAYOUT (et->table_canvas)->bin_window; click.send_event = key->send_event; click.time = key->time; click.x = 30; click.y = gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->page_size - 1; click.state = key->state; click.button = 1; gtk_widget_event(GTK_WIDGET(et->table_canvas), (GdkEvent *) &click); return_val = 1; break; case GDK_Page_Up: gtk_adjustment_set_value(gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas)), gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->value - (gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->page_size - 20)); click.type = GDK_BUTTON_PRESS; click.window = GTK_LAYOUT (et->table_canvas)->bin_window; click.send_event = key->send_event; click.time = key->time; click.x = 30; click.y = 1; click.state = key->state; click.button = 1; gtk_widget_event(GTK_WIDGET(et->table_canvas), (GdkEvent *) &click); return_val = 1; break; default: gtk_signal_emit (GTK_OBJECT (et), et_signals [KEY_PRESS], row, col, event, &return_val); break; } return return_val; } static gboolean changed_idle (gpointer data) { ETable *et = E_TABLE (data); if (et->need_rebuild) { gtk_object_destroy (GTK_OBJECT (et->group)); et->group = e_table_group_new (GNOME_CANVAS_GROUP (et->canvas_vbox), et->full_header, et->header, et->model, et->sort_info, 0); e_canvas_vbox_add_item(E_CANVAS_VBOX(et->canvas_vbox), GNOME_CANVAS_ITEM(et->group)); gnome_canvas_item_set(GNOME_CANVAS_ITEM(et->group), "drawgrid", et->draw_grid, "drawfocus", et->draw_focus, "cursor_mode", et->cursor_mode, "length_threshold", et->length_threshold, "table_selection_model", et->selection, NULL); gtk_signal_connect (GTK_OBJECT (et->group), "cursor_change", GTK_SIGNAL_FUNC (group_cursor_change), et); gtk_signal_connect (GTK_OBJECT (et->group), "double_click", GTK_SIGNAL_FUNC (group_double_click), et); gtk_signal_connect (GTK_OBJECT (et->group), "right_click", GTK_SIGNAL_FUNC (group_right_click), et); gtk_signal_connect (GTK_OBJECT (et->group), "click", GTK_SIGNAL_FUNC (group_click), et); gtk_signal_connect (GTK_OBJECT (et->group), "key_press", GTK_SIGNAL_FUNC (group_key_press), et); e_table_fill_table (et, et->model); gtk_object_set (GTK_OBJECT (et->canvas_vbox), "width", (double) GTK_WIDGET (et->table_canvas)->allocation.width, NULL); if (GTK_WIDGET_REALIZED(et->table_canvas)) table_canvas_size_allocate (GTK_WIDGET(et->table_canvas), >K_WIDGET(et->table_canvas)->allocation, et); } et->need_rebuild = 0; et->rebuild_idle_id = 0; return FALSE; } static void et_table_model_changed (ETableModel *model, ETable *et) { et->need_rebuild = TRUE; if (!et->rebuild_idle_id) et->rebuild_idle_id = g_idle_add_full (20, changed_idle, et, NULL); } static void et_table_row_changed (ETableModel *table_model, int row, ETable *et) { if (!et->need_rebuild) { if (e_table_group_remove (et->group, row)) e_table_group_add (et->group, row); } } static void et_table_cell_changed (ETableModel *table_model, int view_col, int row, ETable *et) { et_table_row_changed (table_model, row, et); } static void et_table_row_inserted (ETableModel *table_model, int row, ETable *et) { /* This number has already been decremented. */ int row_count = e_table_model_row_count(table_model); if (!et->need_rebuild) { if (row != row_count - 1) e_table_group_increment(et->group, row, 1); e_table_group_add (et->group, row); } } static void et_table_row_deleted (ETableModel *table_model, int row, ETable *et) { int row_count = e_table_model_row_count(table_model); if (!et->need_rebuild) { e_table_group_remove (et->group, row); if (row != row_count) e_table_group_decrement(et->group, row, 1); } } static void et_canvas_realize (GtkWidget *canvas, ETable *e_table) { gnome_canvas_item_set(e_table->white_item, "fill_color_gdk", >K_WIDGET(e_table->table_canvas)->style->base[GTK_STATE_NORMAL], NULL); } static void e_table_setup_table (ETable *e_table, ETableHeader *full_header, ETableHeader *header, ETableModel *model) { e_table->table_canvas = GNOME_CANVAS (e_canvas_new ()); gtk_signal_connect ( GTK_OBJECT (e_table->table_canvas), "size_allocate", GTK_SIGNAL_FUNC (table_canvas_size_allocate), e_table); gtk_signal_connect ( GTK_OBJECT (e_table->table_canvas), "focus_in_event", GTK_SIGNAL_FUNC (gtk_widget_queue_draw), e_table); gtk_signal_connect ( GTK_OBJECT (e_table->table_canvas), "focus_out_event", GTK_SIGNAL_FUNC (gtk_widget_queue_draw), e_table); gtk_signal_connect ( GTK_OBJECT (e_table), "drag_begin", GTK_SIGNAL_FUNC (et_drag_begin), e_table); gtk_signal_connect ( GTK_OBJECT (e_table), "drag_end", GTK_SIGNAL_FUNC (et_drag_end), e_table); gtk_signal_connect ( GTK_OBJECT (e_table), "drag_data_get", GTK_SIGNAL_FUNC (et_drag_data_get), e_table); gtk_signal_connect ( GTK_OBJECT (e_table), "drag_data_delete", GTK_SIGNAL_FUNC (et_drag_data_delete), e_table); gtk_signal_connect ( GTK_OBJECT (e_table), "drag_motion", GTK_SIGNAL_FUNC (et_drag_motion), e_table); gtk_signal_connect ( GTK_OBJECT (e_table), "drag_leave", GTK_SIGNAL_FUNC (et_drag_leave), e_table); gtk_signal_connect ( GTK_OBJECT (e_table), "drag_drop", GTK_SIGNAL_FUNC (et_drag_drop), e_table); gtk_signal_connect ( GTK_OBJECT (e_table), "drag_data_received", GTK_SIGNAL_FUNC (et_drag_data_received), e_table); gtk_signal_connect (GTK_OBJECT(e_table->table_canvas), "reflow", GTK_SIGNAL_FUNC (table_canvas_reflow), e_table); gtk_widget_show (GTK_WIDGET (e_table->table_canvas)); e_table->white_item = gnome_canvas_item_new(gnome_canvas_root(e_table->table_canvas), gnome_canvas_rect_get_type(), "x1", (double) 0, "y1", (double) 0, "x2", (double) 100, "y2", (double) 100, "fill_color_gdk", >K_WIDGET(e_table->table_canvas)->style->base[GTK_STATE_NORMAL], NULL); gtk_signal_connect(GTK_OBJECT(e_table->table_canvas), "realize", GTK_SIGNAL_FUNC(et_canvas_realize), e_table); e_table->canvas_vbox = gnome_canvas_item_new(gnome_canvas_root(e_table->table_canvas), e_canvas_vbox_get_type(), "spacing", 10.0, NULL); if (e_table->use_click_to_add) { e_table->click_to_add = gnome_canvas_item_new (GNOME_CANVAS_GROUP(e_table->canvas_vbox), e_table_click_to_add_get_type (), "header", e_table->header, "model", e_table->model, "message", e_table->click_to_add_message, NULL); e_canvas_vbox_add_item(E_CANVAS_VBOX(e_table->canvas_vbox), e_table->click_to_add); gtk_signal_connect(GTK_OBJECT (e_table->click_to_add), "cursor_change", GTK_SIGNAL_FUNC(click_to_add_cursor_change), e_table); } e_table->group = e_table_group_new ( GNOME_CANVAS_GROUP (e_table->canvas_vbox), full_header, header, model, e_table->sort_info, 0); e_canvas_vbox_add_item(E_CANVAS_VBOX(e_table->canvas_vbox), GNOME_CANVAS_ITEM(e_table->group)); gnome_canvas_item_set(GNOME_CANVAS_ITEM(e_table->group), "drawgrid", e_table->draw_grid, "drawfocus", e_table->draw_focus, "cursor_mode", e_table->cursor_mode, "length_threshold", e_table->length_threshold, "table_selection_model", e_table->selection, NULL); gtk_signal_connect (GTK_OBJECT (e_table->group), "cursor_change", GTK_SIGNAL_FUNC(group_cursor_change), e_table); gtk_signal_connect (GTK_OBJECT (e_table->group), "double_click", GTK_SIGNAL_FUNC(group_double_click), e_table); gtk_signal_connect (GTK_OBJECT (e_table->group), "right_click", GTK_SIGNAL_FUNC(group_right_click), e_table); gtk_signal_connect (GTK_OBJECT (e_table->group), "click", GTK_SIGNAL_FUNC(group_click), e_table); gtk_signal_connect (GTK_OBJECT (e_table->group), "key_press", GTK_SIGNAL_FUNC(group_key_press), e_table); e_table->table_model_change_id = gtk_signal_connect ( GTK_OBJECT (model), "model_changed", GTK_SIGNAL_FUNC (et_table_model_changed), e_table); e_table->table_row_change_id = gtk_signal_connect ( GTK_OBJECT (model), "model_row_changed", GTK_SIGNAL_FUNC (et_table_row_changed), e_table); e_table->table_cell_change_id = gtk_signal_connect ( GTK_OBJECT (model), "model_cell_changed", GTK_SIGNAL_FUNC (et_table_cell_changed), e_table); e_table->table_row_inserted_id = gtk_signal_connect ( GTK_OBJECT (model), "model_row_inserted", GTK_SIGNAL_FUNC (et_table_row_inserted), e_table); e_table->table_row_deleted_id = gtk_signal_connect ( GTK_OBJECT (model), "model_row_deleted", GTK_SIGNAL_FUNC (et_table_row_deleted), e_table); } static void e_table_fill_table (ETable *e_table, ETableModel *model) { e_table_group_add_all (e_table->group); } static ETableCol * et_col_spec_to_col (ETable *e_table, ETableColumnSpecification *col_spec, ETableExtras *ete) { ETableCol *col = NULL; ECell *cell; GCompareFunc compare; cell = e_table_extras_get_cell(ete, col_spec->cell); compare = e_table_extras_get_compare(ete, col_spec->compare); if (cell && compare) { if (col_spec->pixbuf && *col_spec->pixbuf) { GdkPixbuf *pixbuf; pixbuf = e_table_extras_get_pixbuf(ete, col_spec->pixbuf); if (pixbuf) { col = e_table_col_new_with_pixbuf (col_spec->model_col, pixbuf, col_spec->expansion, col_spec->minimum_width, cell, compare, col_spec->resizable); } } if (col == NULL && col_spec->title_ && *col_spec->title_) { col = e_table_col_new (col_spec->model_col, col_spec->title_, col_spec->expansion, col_spec->minimum_width, cell, compare, col_spec->resizable); } } return col; } static ETableHeader * et_spec_to_full_header (ETable *e_table, ETableSpecification *spec, ETableExtras *ete) { ETableHeader *nh; int column; g_return_val_if_fail (e_table, NULL); g_return_val_if_fail (spec, NULL); g_return_val_if_fail (ete, NULL); nh = e_table_header_new (); for (column = 0; spec->columns[column]; column++) { ETableCol *col = et_col_spec_to_col(e_table, spec->columns[column], ete); if (col) e_table_header_add_column (nh, col, -1); } return nh; } static ETableHeader * et_state_to_header (ETable *e_table, ETableHeader *full_header, ETableState *state) { ETableHeader *nh; const int max_cols = e_table_header_count (full_header); int column; g_return_val_if_fail (e_table, NULL); g_return_val_if_fail (full_header, NULL); g_return_val_if_fail (state, NULL); nh = e_table_header_new (); for (column = 0; column < state->col_count; column++) { int col; col = state->columns[column]; if (col >= max_cols) continue; e_table_header_add_column (nh, e_table_header_get_column (full_header, col), -1); } return nh; } void e_table_set_state_object(ETable *e_table, ETableState *state) { if (e_table->header) gtk_object_unref(GTK_OBJECT(e_table->header)); e_table->header = et_state_to_header (e_table, e_table->full_header, state); if (e_table->header) gtk_object_ref(GTK_OBJECT(e_table->header)); if (e_table->sort_info) { if (e_table->group_info_change_id) gtk_signal_disconnect (GTK_OBJECT (e_table->sort_info), e_table->group_info_change_id); gtk_object_unref(GTK_OBJECT(e_table->sort_info)); } e_table->sort_info = state->sort_info; if (e_table->sort_info) { gtk_object_ref(GTK_OBJECT(e_table->sort_info)); e_table->group_info_change_id = gtk_signal_connect (GTK_OBJECT (e_table->sort_info), "group_info_changed", GTK_SIGNAL_FUNC (sort_info_changed), e_table); } if (e_table->header_item) gtk_object_set(GTK_OBJECT(e_table->header_item), "ETableHeader", e_table->header, "sort_info", e_table->sort_info, NULL); if (e_table->click_to_add) gtk_object_set(GTK_OBJECT(e_table->click_to_add), "header", e_table->header, NULL); e_table->need_rebuild = TRUE; if (!e_table->rebuild_idle_id) e_table->rebuild_idle_id = g_idle_add_full (20, changed_idle, e_table, NULL); } void e_table_set_state (ETable *e_table, const gchar *state_str) { ETableState *state; g_return_if_fail(e_table != NULL); g_return_if_fail(E_IS_TABLE(e_table)); g_return_if_fail(state_str != NULL); state = e_table_state_new(); e_table_state_load_from_string(state, state_str); if (state->col_count > 0) e_table_set_state_object(e_table, state); gtk_object_unref(GTK_OBJECT(state)); } void e_table_load_state (ETable *e_table, const gchar *filename) { ETableState *state; g_return_if_fail(e_table != NULL); g_return_if_fail(E_IS_TABLE(e_table)); g_return_if_fail(filename != NULL); state = e_table_state_new(); e_table_state_load_from_file(state, filename); if (state->col_count > 0) e_table_set_state_object(e_table, state); gtk_object_unref(GTK_OBJECT(state)); } ETableState * e_table_get_state_object (ETable *e_table) { ETableState *state; int full_col_count; int i, j; state = e_table_state_new(); state->sort_info = e_table->sort_info; gtk_object_ref(GTK_OBJECT(state->sort_info)); state->col_count = e_table_header_count (e_table->header); full_col_count = e_table_header_count (e_table->full_header); state->columns = g_new(int, state->col_count); for (i = 0; i < state->col_count; i++) { int col_idx = e_table_header_index(e_table->header, i); state->columns[i] = -1; for (j = 0; j < full_col_count; j++) { if (col_idx == e_table_header_index(e_table->full_header, j)) { state->columns[i] = j; break; } } } return state; } gchar *e_table_get_state (ETable *e_table) { ETableState *state; gchar *string; state = e_table_get_state_object(e_table); string = e_table_state_save_to_string(state); gtk_object_unref(GTK_OBJECT(state)); return string; } void e_table_save_state (ETable *e_table, const gchar *filename) { ETableState *state; state = e_table_get_state_object(e_table); e_table_state_save_to_file(state, filename); gtk_object_unref(GTK_OBJECT(state)); } static void et_selection_model_selection_change (ETableGroup *etg, ETable *et) { gtk_signal_emit (GTK_OBJECT (et), et_signals [SELECTION_CHANGE]); } static ETable * et_real_construct (ETable *e_table, ETableModel *etm, ETableExtras *ete, ETableSpecification *specification, ETableState *state) { int row = 0; if (ete) gtk_object_ref(GTK_OBJECT(ete)); else ete = e_table_extras_new(); e_table->use_click_to_add = specification->click_to_add; e_table->click_to_add_message = g_strdup(specification->click_to_add_message_); e_table->draw_grid = specification->draw_grid; e_table->cursor_mode = specification->cursor_mode; e_table->full_header = et_spec_to_full_header(e_table, specification, ete); e_table->model = etm; gtk_object_ref (GTK_OBJECT (etm)); gtk_widget_push_visual (gdk_rgb_get_visual ()); gtk_widget_push_colormap (gdk_rgb_get_cmap ()); e_table->header = et_state_to_header (e_table, e_table->full_header, state); e_table->sort_info = state->sort_info; e_table->group_info_change_id = gtk_signal_connect (GTK_OBJECT (e_table->sort_info), "group_info_changed", GTK_SIGNAL_FUNC (sort_info_changed), e_table); gtk_object_set(GTK_OBJECT(e_table->header), "sort_info", e_table->sort_info, NULL); e_table->sorter = e_table_sorter_new(etm, e_table->full_header, e_table->sort_info); gtk_object_set (GTK_OBJECT (e_table->selection), "model", etm, "sorter", e_table->sorter, NULL); gtk_signal_connect(GTK_OBJECT(e_table->selection), "selection_changed", GTK_SIGNAL_FUNC(et_selection_model_selection_change), e_table); if (!specification->no_headers) { e_table_setup_header (e_table); } e_table_setup_table (e_table, e_table->full_header, e_table->header, etm); e_table_fill_table (e_table, etm); gtk_layout_get_vadjustment (GTK_LAYOUT (e_table->table_canvas))->step_increment = 20; gtk_adjustment_changed(gtk_layout_get_vadjustment (GTK_LAYOUT (e_table->table_canvas))); if (!specification->no_headers) { /* * The header */ gtk_table_attach (GTK_TABLE (e_table), GTK_WIDGET (e_table->header_canvas), 0, 1, 0 + row, 1 + row, GTK_FILL | GTK_EXPAND, GTK_FILL, 0, 0); row ++; } gtk_table_attach (GTK_TABLE (e_table), GTK_WIDGET (e_table->table_canvas), 0, 1, 0 + row, 1 + row, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 0); gtk_widget_pop_colormap (); gtk_widget_pop_visual (); gtk_object_unref(GTK_OBJECT(ete)); return e_table; } ETable * e_table_construct (ETable *e_table, ETableModel *etm, ETableExtras *ete, const char *spec_str, const char *state_str) { ETableSpecification *specification; ETableState *state; g_return_val_if_fail(e_table != NULL, NULL); g_return_val_if_fail(E_IS_TABLE(e_table), NULL); g_return_val_if_fail(etm != NULL, NULL); g_return_val_if_fail(E_IS_TABLE_MODEL(etm), NULL); g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL); g_return_val_if_fail(spec_str != NULL, NULL); specification = e_table_specification_new(); e_table_specification_load_from_string(specification, spec_str); if (state_str) { state = e_table_state_new(); e_table_state_load_from_string(state, state_str); if (state->col_count <= 0) { gtk_object_unref(GTK_OBJECT(state)); state = specification->state; gtk_object_ref(GTK_OBJECT(state)); } } else { state = specification->state; gtk_object_ref(GTK_OBJECT(state)); } e_table = et_real_construct (e_table, etm, ete, specification, state); e_table->spec = specification; gtk_object_unref(GTK_OBJECT(state)); return e_table; } ETable * e_table_construct_from_spec_file (ETable *e_table, ETableModel *etm, ETableExtras *ete, const char *spec_fn, const char *state_fn) { ETableSpecification *specification; ETableState *state; g_return_val_if_fail(e_table != NULL, NULL); g_return_val_if_fail(E_IS_TABLE(e_table), NULL); g_return_val_if_fail(etm != NULL, NULL); g_return_val_if_fail(E_IS_TABLE_MODEL(etm), NULL); g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL); g_return_val_if_fail(spec_fn != NULL, NULL); specification = e_table_specification_new(); if (!e_table_specification_load_from_file(specification, spec_fn)) { gtk_object_unref(GTK_OBJECT(specification)); return NULL; } if (state_fn) { state = e_table_state_new(); if (!e_table_state_load_from_file(state, state_fn)) { gtk_object_unref(GTK_OBJECT(state)); state = specification->state; gtk_object_ref(GTK_OBJECT(state)); } if (state->col_count <= 0) { gtk_object_unref(GTK_OBJECT(state)); state = specification->state; gtk_object_ref(GTK_OBJECT(state)); } } else { state = specification->state; gtk_object_ref(GTK_OBJECT(state)); } e_table = et_real_construct (e_table, etm, ete, specification, state); e_table->spec = specification; gtk_object_unref(GTK_OBJECT(state)); return e_table; } GtkWidget * e_table_new (ETableModel *etm, ETableExtras *ete, const char *spec, const char *state) { ETable *e_table; g_return_val_if_fail(etm != NULL, NULL); g_return_val_if_fail(E_IS_TABLE_MODEL(etm), NULL); g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL); g_return_val_if_fail(spec != NULL, NULL); e_table = gtk_type_new (e_table_get_type ()); e_table = e_table_construct (e_table, etm, ete, spec, state); return GTK_WIDGET (e_table); } GtkWidget * e_table_new_from_spec_file (ETableModel *etm, ETableExtras *ete, const char *spec_fn, const char *state_fn) { ETable *e_table; g_return_val_if_fail(etm != NULL, NULL); g_return_val_if_fail(E_IS_TABLE_MODEL(etm), NULL); g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL); g_return_val_if_fail(spec_fn != NULL, NULL); e_table = gtk_type_new (e_table_get_type ()); e_table = e_table_construct_from_spec_file (e_table, etm, ete, spec_fn, state_fn); return GTK_WIDGET (e_table); } #if 0 static xmlNode * et_build_column_spec (ETable *e_table) { xmlNode *columns_shown; gint i; gint col_count; columns_shown = xmlNewNode (NULL, "columns-shown"); col_count = e_table_header_count (e_table->header); for (i = 0; i < col_count; i++){ gchar *text = g_strdup_printf ("%d", e_table_header_index(e_table->header, i)); xmlNewChild (columns_shown, NULL, "column", text); g_free (text); } return columns_shown; } static xmlNode * et_build_grouping_spec (ETable *e_table) { xmlNode *node; xmlNode *grouping; int i; const int sort_count = e_table_sort_info_sorting_get_count (e_table->sort_info); const int group_count = e_table_sort_info_grouping_get_count (e_table->sort_info); grouping = xmlNewNode (NULL, "grouping"); node = grouping; for (i = 0; i < group_count; i++) { ETableSortColumn column = e_table_sort_info_grouping_get_nth(e_table->sort_info, i); xmlNode *new_node = xmlNewChild(node, NULL, "group", NULL); e_xml_set_integer_prop_by_name (new_node, "column", column.column); e_xml_set_integer_prop_by_name (new_node, "ascending", column.ascending); node = new_node; } for (i = 0; i < sort_count; i++) { ETableSortColumn column = e_table_sort_info_sorting_get_nth(e_table->sort_info, i); xmlNode *new_node = xmlNewChild(node, NULL, "leaf", NULL); e_xml_set_integer_prop_by_name (new_node, "column", column.column); e_xml_set_integer_prop_by_name (new_node, "ascending", column.ascending); node = new_node; } return grouping; } static xmlDoc * et_build_tree (ETable *e_table) { xmlDoc *doc; xmlNode *root; doc = xmlNewDoc ("1.0"); if (doc == NULL) return NULL; root = xmlNewDocNode (doc, NULL, "ETableSpecification", NULL); xmlDocSetRootElement (doc, root); xmlAddChild (root, et_build_column_spec (e_table)); xmlAddChild (root, et_build_grouping_spec (e_table)); return doc; } gchar * e_table_get_specification (ETable *e_table) { xmlDoc *doc; xmlChar *buffer; gint size; g_return_val_if_fail(e_table != NULL, NULL); g_return_val_if_fail(E_IS_TABLE(e_table), NULL); doc = et_build_tree (e_table); xmlDocDumpMemory (doc, &buffer, &size); xmlFreeDoc (doc); return buffer; } int e_table_set_specification (ETable *e_table, const char *spec) { xmlDoc *xmlSpec; int ret; g_return_val_if_fail(e_table != NULL, -1); g_return_val_if_fail(E_IS_TABLE(e_table), -1); g_return_val_if_fail(spec != NULL, -1); /* doesn't work yet, sigh */ xmlSpec = xmlParseMemory ((char *)spec, strlen(spec)); ret = et_real_set_specification(e_table, xmlSpec); xmlFreeDoc (xmlSpec); return ret; } void e_table_save_specification (ETable *e_table, gchar *filename) { xmlDoc *doc = et_build_tree (e_table); g_return_if_fail(e_table != NULL); g_return_if_fail(E_IS_TABLE(e_table)); g_return_if_fail(filename != NULL); xmlSaveFile (filename, doc); xmlFreeDoc (doc); } int e_table_load_specification (ETable *e_table, gchar *filename) { xmlDoc *xmlSpec; int ret; g_return_val_if_fail(e_table != NULL, -1); g_return_val_if_fail(E_IS_TABLE(e_table), -1); g_return_val_if_fail(filename != NULL, -1); /* doesn't work yet, yay */ xmlSpec = xmlParseFile (filename); ret = et_real_set_specification(e_table, xmlSpec); xmlFreeDoc (xmlSpec); return ret; } #endif void e_table_set_cursor_row (ETable *e_table, int row) { g_return_if_fail(e_table != NULL); g_return_if_fail(E_IS_TABLE(e_table)); g_return_if_fail(row >= 0); row = e_table_sorter_model_to_sorted(e_table->sorter, row); if (row != -1) e_table_group_set_cursor_row(e_table->group, row); } int e_table_get_cursor_row (ETable *e_table) { int row; g_return_val_if_fail(e_table != NULL, -1); g_return_val_if_fail(E_IS_TABLE(e_table), -1); row = e_table_group_get_cursor_row(e_table->group); row = e_table_sorter_sorted_to_model(e_table->sorter, row); return row; } void e_table_selected_row_foreach (ETable *e_table, ETableForeachFunc callback, gpointer closure) { g_return_if_fail(e_table != NULL); g_return_if_fail(E_IS_TABLE(e_table)); e_table_selection_model_foreach(e_table->selection, callback, closure); } gint e_table_selected_count (ETable *e_table) { g_return_val_if_fail(e_table != NULL, -1); g_return_val_if_fail(E_IS_TABLE(e_table), -1); return e_table_selection_model_selected_count(e_table->selection); } void e_table_select_all (ETable *table) { g_return_if_fail (table != NULL); g_return_if_fail (E_IS_TABLE (table)); e_table_selection_model_select_all (table->selection); } void e_table_invert_selection (ETable *table) { g_return_if_fail (table != NULL); g_return_if_fail (E_IS_TABLE (table)); e_table_selection_model_invert_selection (table->selection); } EPrintable * e_table_get_printable (ETable *e_table) { g_return_val_if_fail(e_table != NULL, NULL); g_return_val_if_fail(E_IS_TABLE(e_table), NULL); return e_table_group_get_printable(e_table->group); } static void et_get_arg (GtkObject *o, GtkArg *arg, guint arg_id) { ETable *etable = E_TABLE (o); switch (arg_id){ case ARG_TABLE_DRAW_FOCUS: GTK_VALUE_BOOL (*arg) = etable->draw_focus; break; } } typedef struct { char *arg; gboolean setting; } bool_closure; static void et_set_arg (GtkObject *o, GtkArg *arg, guint arg_id) { ETable *etable = E_TABLE (o); switch (arg_id){ case ARG_LENGTH_THRESHOLD: etable->length_threshold = GTK_VALUE_INT (*arg); if (etable->group) { gnome_canvas_item_set (GNOME_CANVAS_ITEM(etable->group), "length_threshold", GTK_VALUE_INT (*arg), NULL); } break; case ARG_TABLE_DRAW_FOCUS: etable->draw_focus = GTK_VALUE_BOOL (*arg); if (etable->group) { gnome_canvas_item_set (GNOME_CANVAS_ITEM(etable->group), "drawfocus", GTK_VALUE_BOOL (*arg), NULL); } break; } } static void set_scroll_adjustments (ETable *table, GtkAdjustment *hadjustment, GtkAdjustment *vadjustment) { if (vadjustment != NULL) { vadjustment->step_increment = 20; gtk_adjustment_changed(vadjustment); } gtk_layout_set_hadjustment (GTK_LAYOUT(table->table_canvas), hadjustment); gtk_layout_set_vadjustment (GTK_LAYOUT(table->table_canvas), vadjustment); if (table->header_canvas != NULL) gtk_layout_set_hadjustment (GTK_LAYOUT(table->header_canvas), hadjustment); } gint e_table_get_next_row (ETable *e_table, gint model_row) { g_return_val_if_fail(e_table != NULL, -1); g_return_val_if_fail(E_IS_TABLE(e_table), -1); if (e_table->sorter) { int i; i = e_table_sorter_model_to_sorted(e_table->sorter, model_row); i++; if (i < e_table_model_row_count(e_table->model)) { return e_table_sorter_sorted_to_model(e_table->sorter, i); } else return -1; } else if (model_row < e_table_model_row_count(e_table->model) - 1) return model_row + 1; else return -1; } gint e_table_get_prev_row (ETable *e_table, gint model_row) { g_return_val_if_fail(e_table != NULL, -1); g_return_val_if_fail(E_IS_TABLE(e_table), -1); if (e_table->sorter) { int i; i = e_table_sorter_model_to_sorted(e_table->sorter, model_row); i--; if (i >= 0) return e_table_sorter_sorted_to_model(e_table->sorter, i); else return -1; } else return model_row - 1; } gint e_table_model_to_view_row (ETable *e_table, gint model_row) { g_return_val_if_fail(e_table != NULL, -1); g_return_val_if_fail(E_IS_TABLE(e_table), -1); if (e_table->sorter) return e_table_sorter_model_to_sorted(e_table->sorter, model_row); else return model_row; } gint e_table_view_to_model_row (ETable *e_table, gint view_row) { g_return_val_if_fail(e_table != NULL, -1); g_return_val_if_fail(E_IS_TABLE(e_table), -1); if (e_table->sorter) return e_table_sorter_sorted_to_model(e_table->sorter, view_row); else return view_row; } struct _ETableDragSourceSite { GdkModifierType start_button_mask; GtkTargetList *target_list; /* Targets for drag data */ GdkDragAction actions; /* Possible actions */ GdkColormap *colormap; /* Colormap for drag icon */ GdkPixmap *pixmap; /* Icon for drag data */ GdkBitmap *mask; /* Stored button press information to detect drag beginning */ gint state; gint x, y; gint row, col; }; typedef enum { GTK_DRAG_STATUS_DRAG, GTK_DRAG_STATUS_WAIT, GTK_DRAG_STATUS_DROP } GtkDragStatus; typedef struct _GtkDragDestInfo GtkDragDestInfo; typedef struct _GtkDragSourceInfo GtkDragSourceInfo; struct _GtkDragDestInfo { GtkWidget *widget; /* Widget in which drag is in */ GdkDragContext *context; /* Drag context */ GtkDragSourceInfo *proxy_source; /* Set if this is a proxy drag */ GtkSelectionData *proxy_data; /* Set while retrieving proxied data */ gboolean dropped : 1; /* Set after we receive a drop */ guint32 proxy_drop_time; /* Timestamp for proxied drop */ gboolean proxy_drop_wait : 1; /* Set if we are waiting for a * status reply before sending * a proxied drop on. */ gint drop_x, drop_y; /* Position of drop */ }; struct _GtkDragSourceInfo { GtkWidget *widget; GtkTargetList *target_list; /* Targets for drag data */ GdkDragAction possible_actions; /* Actions allowed by source */ GdkDragContext *context; /* drag context */ GtkWidget *icon_window; /* Window for drag */ GtkWidget *ipc_widget; /* GtkInvisible for grab, message passing */ GdkCursor *cursor; /* Cursor for drag */ gint hot_x, hot_y; /* Hot spot for drag */ gint button; /* mouse button starting drag */ GtkDragStatus status; /* drag status */ GdkEvent *last_event; /* motion event waiting for response */ gint start_x, start_y; /* Initial position */ gint cur_x, cur_y; /* Current Position */ GList *selections; /* selections we've claimed */ GtkDragDestInfo *proxy_dest; /* Set if this is a proxy drag */ guint drop_timeout; /* Timeout for aborting drop */ guint destroy_icon : 1; /* If true, destroy icon_window */ }; /* Drag & drop stuff. */ /* Target */ void e_table_drag_get_data (ETable *table, int row, int col, GdkDragContext *context, GdkAtom target, guint32 time) { g_return_if_fail(table != NULL); g_return_if_fail(E_IS_TABLE(table)); table->drag_get_data_row = row; table->drag_get_data_col = col; gtk_drag_get_data(GTK_WIDGET(table), context, target, time); } void e_table_drag_highlight (ETable *table, int row, int col) /* col == -1 to highlight entire row. */ { g_return_if_fail(table != NULL); g_return_if_fail(E_IS_TABLE(table)); } void e_table_drag_unhighlight (ETable *table) { g_return_if_fail(table != NULL); g_return_if_fail(E_IS_TABLE(table)); } void e_table_drag_dest_set (ETable *table, GtkDestDefaults flags, const GtkTargetEntry *targets, gint n_targets, GdkDragAction actions) { g_return_if_fail(table != NULL); g_return_if_fail(E_IS_TABLE(table)); gtk_drag_dest_set(GTK_WIDGET(table), flags, targets, n_targets, actions); } void e_table_drag_dest_set_proxy (ETable *table, GdkWindow *proxy_window, GdkDragProtocol protocol, gboolean use_coordinates) { g_return_if_fail(table != NULL); g_return_if_fail(E_IS_TABLE(table)); gtk_drag_dest_set_proxy(GTK_WIDGET(table), proxy_window, protocol, use_coordinates); } /* There probably should be functions for setting the targets * as a GtkTargetList */ void e_table_drag_dest_unset (GtkWidget *widget) { g_return_if_fail(widget != NULL); g_return_if_fail(E_IS_TABLE(widget)); gtk_drag_dest_unset(widget); } /* Source side */ void e_table_drag_source_set (ETable *table, GdkModifierType start_button_mask, const GtkTargetEntry *targets, gint n_targets, GdkDragAction actions) { ETableDragSourceSite *site; GtkWidget *canvas; g_return_if_fail(table != NULL); g_return_if_fail(E_IS_TABLE(table)); canvas = GTK_WIDGET(table->table_canvas); site = table->site; gtk_widget_add_events (canvas, gtk_widget_get_events (canvas) | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_MOTION_MASK); if (site) { if (site->target_list) gtk_target_list_unref (site->target_list); } else { site = g_new0 (ETableDragSourceSite, 1); table->drag_source_button_press_event_id = gtk_signal_connect (GTK_OBJECT (canvas), "button_press_event", GTK_SIGNAL_FUNC (e_table_drag_source_event_cb), table); table->drag_source_motion_notify_event_id = gtk_signal_connect (GTK_OBJECT (canvas), "motion_notify_event", GTK_SIGNAL_FUNC (e_table_drag_source_event_cb), table); table->site = site; } site->start_button_mask = start_button_mask; if (targets) site->target_list = gtk_target_list_new (targets, n_targets); else site->target_list = NULL; site->actions = actions; } void e_table_drag_source_unset (ETable *table) { ETableDragSourceSite *site; g_return_if_fail (table != NULL); g_return_if_fail (E_IS_TABLE(table)); site = table->site; if (site) { gtk_signal_disconnect (GTK_OBJECT (table->table_canvas), table->drag_source_button_press_event_id); gtk_signal_disconnect (GTK_OBJECT (table->table_canvas), table->drag_source_motion_notify_event_id); g_free(site); table->site = NULL; } } /* There probably should be functions for setting the targets * as a GtkTargetList */ GdkDragContext * e_table_drag_begin (ETable *table, int row, int col, GtkTargetList *targets, GdkDragAction actions, gint button, GdkEvent *event) { g_return_val_if_fail (table != NULL, NULL); g_return_val_if_fail (E_IS_TABLE(table), NULL); table->drag_row = row; table->drag_col = col; return gtk_drag_begin(GTK_WIDGET(table), targets, actions, button, event); } static void e_table_compute_location(ETable *table, GtkWidget *widget, int x, int y, int *row, int *col) { if (!(row || col)) return; e_table_group_compute_location(table->group, &x, &y, row, col); } static void et_drag_begin (GtkWidget *widget, GdkDragContext *context, ETable *et) { gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_BEGIN], et->drag_row, et->drag_col, context); } static void et_drag_end (GtkWidget *widget, GdkDragContext *context, ETable *et) { gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_END], et->drag_row, et->drag_col, context); } static void et_drag_data_get(GtkWidget *widget, GdkDragContext *context, GtkSelectionData *selection_data, guint info, guint time, ETable *et) { gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_DATA_GET], et->drag_row, et->drag_col, context, selection_data, info, time); } static void et_drag_data_delete(GtkWidget *widget, GdkDragContext *context, ETable *et) { gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_DATA_DELETE], et->drag_row, et->drag_col, context); } static void et_drag_leave(GtkWidget *widget, GdkDragContext *context, guint time, ETable *et) { gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_LEAVE], et->drop_row, et->drop_col, context, time); et->drop_row = -1; et->drop_col = -1; } static gboolean et_drag_motion(GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint time, ETable *et) { gboolean ret_val; int row, col; e_table_compute_location(et, widget, x, y, &row, &col); if (et->drop_row >= 0 && et->drop_col >= 0 && row != et->drop_row && col != et->drop_row) { gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_LEAVE], et->drop_row, et->drop_col, context, time); } et->drop_row = row; et->drop_col = col; if (row >= 0 && col >= 0) gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_MOTION], et->drop_row, et->drop_col, context, x, y, time, &ret_val); return ret_val; } static gboolean et_drag_drop(GtkWidget *widget, GdkDragContext *context, gint x, gint y, guint time, ETable *et) { gboolean ret_val; int row, col; e_table_compute_location(et, widget, x, y, &row, &col); if (et->drop_row >= 0 && et->drop_col >= 0 && row != et->drop_row && col != et->drop_row) { gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_LEAVE], et->drop_row, et->drop_col, context, time); if (row >= 0 && col >= 0) gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_MOTION], row, col, context, x, y, time, &ret_val); } et->drop_row = row; et->drop_col = col; if (row >= 0 && col >= 0) gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_DROP], et->drop_row, et->drop_col, context, x, y, time, &ret_val); et->drop_row = -1; et->drop_col = -1; return ret_val; } static void et_drag_data_received(GtkWidget *widget, GdkDragContext *context, gint x, gint y, GtkSelectionData *selection_data, guint info, guint time, ETable *et) { int row, col; e_table_compute_location(et, widget, x, y, &row, &col); gtk_signal_emit (GTK_OBJECT (et), et_signals [TABLE_DRAG_DATA_RECEIVED], row, col, context, x, y, selection_data, info, time); } static gint e_table_drag_source_event_cb (GtkWidget *widget, GdkEvent *event, ETable *table) { ETableDragSourceSite *site; site = table->site; switch (event->type) { case GDK_BUTTON_PRESS: if ((GDK_BUTTON1_MASK << (event->button.button - 1)) & site->start_button_mask) { int row, col; e_table_compute_location(table, widget, event->button.x, event->button.y, &row, &col); if (row >= 0 && col >= 0) { site->state |= (GDK_BUTTON1_MASK << (event->button.button - 1)); site->x = event->button.x; site->y = event->button.y; site->row = row; site->col = col; } } break; case GDK_BUTTON_RELEASE: if ((GDK_BUTTON1_MASK << (event->button.button - 1)) & site->start_button_mask) { site->state &= ~(GDK_BUTTON1_MASK << (event->button.button - 1)); } break; case GDK_MOTION_NOTIFY: if (site->state & event->motion.state & site->start_button_mask) { /* FIXME: This is really broken and can leave us * with a stuck grab */ int i; for (i=1; i<6; i++) { if (site->state & event->motion.state & GDK_BUTTON1_MASK << (i - 1)) break; } if (MAX (abs (site->x - event->motion.x), abs (site->y - event->motion.y)) > 3) { GtkDragSourceInfo *info; GdkDragContext *context; site->state = 0; context = e_table_drag_begin (table, site->row, site->col, site->target_list, site->actions, i, event); info = g_dataset_get_data (context, "gtk-info"); if (!info->icon_window) { if (site->pixmap) gtk_drag_set_icon_pixmap (context, site->colormap, site->pixmap, site->mask, -2, -2); else gtk_drag_set_icon_default (context); } return TRUE; } } break; default: /* hit for 2/3BUTTON_PRESS */ break; } return FALSE; } static void e_table_class_init (GtkObjectClass *object_class) { ETableClass *klass = E_TABLE_CLASS(object_class); GtkWidgetClass *widget_class = GTK_WIDGET_CLASS(object_class); e_table_parent_class = gtk_type_class (PARENT_TYPE); object_class->destroy = et_destroy; object_class->set_arg = et_set_arg; object_class->get_arg = et_get_arg; klass->cursor_change = NULL; klass->selection_change = NULL; klass->double_click = NULL; klass->right_click = NULL; klass->click = NULL; klass->key_press = NULL; klass->table_drag_begin = NULL; klass->table_drag_end = NULL; klass->table_drag_data_get = NULL; klass->table_drag_data_delete = NULL; klass->table_drag_leave = NULL; klass->table_drag_motion = NULL; klass->table_drag_drop = NULL; klass->table_drag_data_received = NULL; et_signals [CURSOR_CHANGE] = gtk_signal_new ("cursor_change", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, cursor_change), gtk_marshal_NONE__INT, GTK_TYPE_NONE, 1, GTK_TYPE_INT); et_signals [SELECTION_CHANGE] = gtk_signal_new ("selection_change", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, selection_change), gtk_marshal_NONE__NONE, GTK_TYPE_NONE, 0); et_signals [DOUBLE_CLICK] = gtk_signal_new ("double_click", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, double_click), gtk_marshal_NONE__INT_INT_POINTER, GTK_TYPE_NONE, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_POINTER); et_signals [RIGHT_CLICK] = gtk_signal_new ("right_click", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, right_click), e_marshal_INT__INT_INT_POINTER, GTK_TYPE_INT, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_POINTER); et_signals [CLICK] = gtk_signal_new ("click", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, click), e_marshal_INT__INT_INT_POINTER, GTK_TYPE_INT, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_POINTER); et_signals [KEY_PRESS] = gtk_signal_new ("key_press", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, key_press), e_marshal_INT__INT_INT_POINTER, GTK_TYPE_INT, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_POINTER); et_signals[TABLE_DRAG_BEGIN] = gtk_signal_new ("table_drag_begin", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, table_drag_begin), gtk_marshal_NONE__INT_INT_POINTER, GTK_TYPE_NONE, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_DRAG_CONTEXT); et_signals[TABLE_DRAG_END] = gtk_signal_new ("table_drag_end", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, table_drag_end), gtk_marshal_NONE__INT_INT_POINTER, GTK_TYPE_NONE, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_DRAG_CONTEXT); et_signals[TABLE_DRAG_DATA_GET] = gtk_signal_new ("table_drag_data_get", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, table_drag_data_get), e_marshal_NONE__INT_INT_POINTER_POINTER_UINT_UINT, GTK_TYPE_NONE, 6, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_DRAG_CONTEXT, GTK_TYPE_SELECTION_DATA, GTK_TYPE_UINT, GTK_TYPE_UINT); et_signals[TABLE_DRAG_DATA_DELETE] = gtk_signal_new ("table_drag_data_delete", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, table_drag_data_delete), gtk_marshal_NONE__INT_INT_POINTER, GTK_TYPE_NONE, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_DRAG_CONTEXT); et_signals[TABLE_DRAG_LEAVE] = gtk_signal_new ("table_drag_leave", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, table_drag_leave), e_marshal_NONE__INT_INT_POINTER_UINT, GTK_TYPE_NONE, 4, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_DRAG_CONTEXT, GTK_TYPE_UINT); et_signals[TABLE_DRAG_MOTION] = gtk_signal_new ("table_drag_motion", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, table_drag_motion), e_marshal_BOOL__INT_INT_POINTER_INT_INT_UINT, GTK_TYPE_BOOL, 6, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_DRAG_CONTEXT, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_UINT); et_signals[TABLE_DRAG_DROP] = gtk_signal_new ("table_drag_drop", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, table_drag_drop), e_marshal_BOOL__INT_INT_POINTER_INT_INT_UINT, GTK_TYPE_BOOL, 6, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_DRAG_CONTEXT, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_UINT); et_signals[TABLE_DRAG_DATA_RECEIVED] = gtk_signal_new ("table_drag_data_received", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, table_drag_data_received), e_marshal_NONE__INT_INT_POINTER_INT_INT_POINTER_UINT_UINT, GTK_TYPE_NONE, 8, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_DRAG_CONTEXT, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_SELECTION_DATA, GTK_TYPE_UINT, GTK_TYPE_UINT); gtk_object_class_add_signals (object_class, et_signals, LAST_SIGNAL); klass->set_scroll_adjustments = set_scroll_adjustments; widget_class->set_scroll_adjustments_signal = gtk_signal_new ("set_scroll_adjustments", GTK_RUN_LAST, object_class->type, GTK_SIGNAL_OFFSET (ETableClass, set_scroll_adjustments), gtk_marshal_NONE__POINTER_POINTER, GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT); gtk_object_add_arg_type ("ETable::drawfocus", GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_TABLE_DRAW_FOCUS); gtk_object_add_arg_type ("ETable::length_threshold", GTK_TYPE_INT, GTK_ARG_WRITABLE, ARG_LENGTH_THRESHOLD); } E_MAKE_TYPE(e_table, "ETable", ETable, e_table_class_init, e_table_init, PARENT_TYPE);