/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* * e-table-field-chooser.c * Copyright (C) 2000 Helix Code, Inc. * Author: Chris Lahey * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. * * 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 * General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #include #include #include "e-minicard-widget.h" #include "e-minicard.h" static void e_minicard_widget_init (EMinicardWidget *card); static void e_minicard_widget_class_init (EMinicardWidgetClass *klass); static void e_minicard_widget_set_arg (GtkObject *o, GtkArg *arg, guint arg_id); static void e_minicard_widget_get_arg (GtkObject *object, GtkArg *arg, guint arg_id); static void e_minicard_widget_destroy (GtkObject *object); static void e_minicard_widget_size_request (GtkWidget *widget, GtkRequisition *requisition); static void e_minicard_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation); static void e_minicard_widget_reflow (ECanvas *canvas); static ECanvasClass *parent_class = NULL; /* The arguments we take */ enum { ARG_0, ARG_CARD, }; GtkType e_minicard_widget_get_type (void) { static GtkType type = 0; if (!type) { static const GtkTypeInfo info = { "EMinicardWidget", sizeof (EMinicardWidget), sizeof (EMinicardWidgetClass), (GtkClassInitFunc) e_minicard_widget_class_init, (GtkObjectInitFunc) e_minicard_widget_init, /* reserved_1 */ NULL, /* reserved_2 */ NULL, (GtkClassInitFunc) NULL, }; type = gtk_type_unique (e_canvas_get_type (), &info); } return type; } static void e_minicard_widget_class_init (EMinicardWidgetClass *klass) { GtkObjectClass *object_class; GtkWidgetClass *widget_class; ECanvasClass *ecanvas_class; object_class = GTK_OBJECT_CLASS(klass); widget_class = GTK_WIDGET_CLASS(klass); ecanvas_class = E_CANVAS_CLASS(klass); parent_class = gtk_type_class (e_canvas_get_type ()); object_class->set_arg = e_minicard_widget_set_arg; object_class->get_arg = e_minicard_widget_get_arg; object_class->destroy = e_minicard_widget_destroy; widget_class->size_request = e_minicard_widget_size_request; widget_class->size_allocate = e_minicard_widget_size_allocate; ecanvas_class->reflow = e_minicard_widget_reflow; gtk_object_add_arg_type ("EMinicardWidget::card", GTK_TYPE_OBJECT, GTK_ARG_READWRITE, ARG_CARD); } static void e_minicard_widget_size_request(GtkWidget *widget, GtkRequisition *requisition) { double height; EMinicardWidget *emw = E_MINICARD_WIDGET(widget); gtk_object_get(GTK_OBJECT(emw->item), "height", &height, NULL); if (height <= 0) height = 1; widget->requisition.height = height; widget->requisition.width = 200; requisition->height = height; requisition->width = 200; } static void e_minicard_widget_size_allocate(GtkWidget *widget, GtkAllocation *allocation) { double height; EMinicardWidget *emw = E_MINICARD_WIDGET(widget); gnome_canvas_item_set( emw->item, "width", (double) allocation->width, NULL ); gtk_object_get(GTK_OBJECT(emw->item), "height", &height, NULL); height = MAX(height, allocation->height); gnome_canvas_set_scroll_region(GNOME_CANVAS( emw ), 0, 0, allocation->width - 1, height - 1); gnome_canvas_item_set( emw->rect, "x2", (double) allocation->width, "y2", (double) height, NULL ); if (GTK_WIDGET_CLASS(parent_class)->size_allocate) GTK_WIDGET_CLASS(parent_class)->size_allocate(widget, allocation); } static void e_minicard_widget_reflow(ECanvas *canvas) { double height; EMinicardWidget *emw = E_MINICARD_WIDGET(canvas); gtk_object_get(GTK_OBJECT(emw->item), "height", &height, NULL); height = MAX(height, GTK_WIDGET(emw)->allocation.height); gnome_canvas_set_scroll_region (GNOME_CANVAS(emw), 0, 0, GTK_WIDGET(emw)->allocation.width - 1, height - 1); gnome_canvas_item_set( emw->rect, "x2", (double) GTK_WIDGET(emw)->allocation.width, "y2", (double) height, NULL ); gtk_widget_queue_resize(GTK_WIDGET(canvas)); } static void e_minicard_widget_init (EMinicardWidget *emw) { emw->rect = gnome_canvas_item_new(gnome_canvas_root(GNOME_CANVAS(emw)), gnome_canvas_rect_get_type(), "x1", (double) 0, "y1", (double) 0, "x2", (double) 100, "y2", (double) 100, "fill_color", "white", NULL ); emw->item = gnome_canvas_item_new(gnome_canvas_root(GNOME_CANVAS(emw)), e_minicard_get_type(), "width", (double) 100, NULL ); gnome_canvas_set_scroll_region ( GNOME_CANVAS( emw ), 0, 0, 100, 100 ); emw->card = NULL; } static void e_minicard_widget_destroy (GtkObject *object) { EMinicardWidget *emw = E_MINICARD_WIDGET(object); if (emw->card) gtk_object_unref(GTK_OBJECT(emw->card)); if (GTK_OBJECT_CLASS(parent_class)->destroy) GTK_OBJECT_CLASS(parent_class)->destroy(object); } GtkWidget* e_minicard_widget_new (void) { GtkWidget *widget = GTK_WIDGET (gtk_type_new (e_minicard_widget_get_type ())); return widget; } static void e_minicard_widget_set_arg (GtkObject *object, GtkArg *arg, guint arg_id) { EMinicardWidget *emw = E_MINICARD_WIDGET(object); gpointer ptr; switch (arg_id){ case ARG_CARD: ptr = GTK_VALUE_POINTER (*arg); e_minicard_widget_set_card (emw, ptr ? E_CARD (ptr) : NULL); break; default: break; } } static void e_minicard_widget_get_arg (GtkObject *object, GtkArg *arg, guint arg_id) { EMinicardWidget *emw = E_MINICARD_WIDGET(object); switch (arg_id) { case ARG_CARD: if (emw->card) GTK_VALUE_OBJECT (*arg) = GTK_OBJECT(emw->card); else GTK_VALUE_OBJECT (*arg) = NULL; break; default: arg->type = GTK_TYPE_INVALID; break; } } void e_minicard_widget_set_card (EMinicardWidget *emw, ECard *card) { g_return_if_fail (emw && E_IS_MINICARD_WIDGET (emw)); g_return_if_fail (card == NULL || E_IS_CARD (card)); if (card != emw->card) { if (emw->card) gtk_object_unref (GTK_OBJECT (emw->card)); emw->card = card; if (emw->card) gtk_object_ref (GTK_OBJECT (emw->card)); if (emw->item) gtk_object_set (GTK_OBJECT (emw->item), "card", emw->card, NULL); } }