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Diffstat (limited to 'widgets/e-cell-toggle.c')
| -rw-r--r-- | widgets/e-cell-toggle.c | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/widgets/e-cell-toggle.c b/widgets/e-cell-toggle.c deleted file mode 100644 index 6ea181ea40..0000000000 --- a/widgets/e-cell-toggle.c +++ /dev/null @@ -1,298 +0,0 @@ -/* - * e-cell-toggle.c: Multi-state image toggle cell object. - * - * Author: - * Miguel de Icaza (miguel@kernel.org) - * - * (C) 1999 Helix Code, Inc - */ -#include <config.h> -#include <gtk/gtkenums.h> -#include <gtk/gtkentry.h> -#include <gtk/gtkwindow.h> -#include <gtk/gtksignal.h> -#include <gdk/gdkkeysyms.h> -#include <libgnomeui/gnome-canvas.h> -#include "e-cell-toggle.h" -#include "e-util.h" -#include "e-table-item.h" - -#define PARENT_TYPE e_cell_get_type() - -typedef struct { - ECellView cell_view; - GdkGC *gc; - GnomeCanvas *canvas; -} ECellToggleView; - -static ECellClass *parent_class; - -static void -etog_queue_redraw (ECellToggleView *text_view, int view_col, int view_row) -{ - e_table_item_redraw_range ( - text_view->cell_view.e_table_item_view, - view_col, view_row, view_col, view_row); -} - -/* - * ECell::realize method - */ -static ECellView * -etog_new_view (ECell *ecell, ETableModel *table_model, void *e_table_item_view) -{ - ECellToggleView *toggle_view = g_new0 (ECellToggleView, 1); - ETableItem *eti = E_TABLE_ITEM (e_table_item_view); - GnomeCanvas *canvas = GNOME_CANVAS_ITEM (eti)->canvas; - - toggle_view->cell_view.ecell = ecell; - toggle_view->cell_view.e_table_model = table_model; - toggle_view->cell_view.e_table_item_view = e_table_item_view; - toggle_view->canvas = canvas; - - return (ECellView *) toggle_view; -} - -static void -etog_kill_view (ECellView *ecell_view) -{ - g_free (ecell_view); -} - -static void -etog_realize (ECellView *ecell_view) -{ - ECellToggleView *toggle_view = (ECellToggleView *) ecell_view; - - toggle_view->gc = gdk_gc_new (GTK_WIDGET (toggle_view->canvas)->window); -} - -/* - * ECell::unrealize method - */ -static void -etog_unrealize (ECellView *ecv) -{ - ECellToggleView *toggle_view = (ECellToggleView *) ecv; - - gdk_gc_unref (toggle_view->gc); - toggle_view->gc = NULL; -} - -/* - * ECell::draw method - */ -static void -etog_draw (ECellView *ecell_view, GdkDrawable *drawable, - int model_col, int view_col, int row, gboolean selected, - int x1, int y1, int x2, int y2) -{ - ECellToggle *toggle = E_CELL_TOGGLE (ecell_view->ecell); - ECellToggleView *toggle_view = (ECellToggleView *) ecell_view; - GdkPixbuf *image; - ArtPixBuf *art; - int x, y, width, height; - const int value = GPOINTER_TO_INT ( - e_table_model_value_at (ecell_view->e_table_model, model_col, row)); - - if (value >= toggle->n_states){ - g_warning ("Value from the table model is %d, the states we support are [0..%d)\n", - value, toggle->n_states); - return; - } - - /* - * Paint the background - */ - gdk_draw_rectangle (drawable, GTK_WIDGET (toggle_view->canvas)->style->white_gc, TRUE, x1, y1, x2 - x1, y2 - y1); - - image = toggle->images [value]; - art = image->art_pixbuf; - - if ((x2 - x1) < art->width){ - x = x1; - width = x2 - x1; - } else { - x = x1 + ((x2 - x1) - art->width) / 2; - width = art->width; - } - - if ((y2 - y1) < art->height){ - y = y1; - height = y2 - y1; - } else { - y = y1 + ((y2 - y1) - art->height) / 2; - height = art->height; - } - - width = y2 - y1; - - if (image->art_pixbuf->has_alpha){ - GdkColor background; - guchar *buffer; - int alpha, ix, iy; - - buffer = g_malloc (art->rowstride * art->height * 3); - - background.red = 255; - background.green = 255; - background.blue = 255; - - for (iy = 0; iy < art->height; iy++){ - unsigned char *dest; - unsigned char *src; - - dest = buffer + (iy * art->rowstride); - src = art->pixels + (iy * art->rowstride); - - for (ix = 0; ix < art->width; ix++){ - alpha = src [3]; - if (alpha == 0){ - *dest++ = background.red; - *dest++ = background.green; - *dest++ = background.blue; - src += 3; - } else if (alpha == 255){ - *dest++ = *src++; - *dest++ = *src++; - *dest++ = *src++; - } else { - *dest++ = (background.red + ((*src++ - background.red) * alpha + 0x80)) >> 8; - *dest++ = (background.green + ((*src++ - background.green) * alpha + 0x80)) >> 8; - *dest++ = (background.blue + ((*src++ - background.blue) * alpha + 0x80)) >> 8; - } - src++; - } - } - - gdk_draw_rgb_image_dithalign ( - drawable, toggle_view->gc, x, y, width, height, - GDK_RGB_DITHER_NORMAL, buffer, art->rowstride, 0, 0); - - g_free (buffer); - } else - gdk_draw_rgb_image_dithalign ( - drawable, toggle_view->gc, x, y, width, height, - GDK_RGB_DITHER_NORMAL, art->pixels, art->rowstride, 0, 0); -} - -static void -etog_set_value (ECellToggleView *toggle_view, int model_col, int view_col, int row, int value) -{ - ECell *ecell = toggle_view->cell_view.ecell; - ECellToggle *toggle = E_CELL_TOGGLE (ecell); - - if (value >= toggle->n_states) - value = 0; - - e_table_model_set_value_at (toggle_view->cell_view.e_table_model, - model_col, row, GINT_TO_POINTER (value)); - etog_queue_redraw (toggle_view, view_col, row); -} - -/* - * ECell::event method - */ -static gint -etog_event (ECellView *ecell_view, GdkEvent *event, int model_col, int view_col, int row) -{ - ECellToggleView *toggle_view = (ECellToggleView *) ecell_view; - void *_value = e_table_model_value_at (ecell_view->e_table_model, model_col, row); - const int value = GPOINTER_TO_INT (_value); - - switch (event->type){ - case GDK_BUTTON_RELEASE: - etog_set_value (toggle_view, model_col, view_col, row, value + 1); - return TRUE; - - case GDK_KEY_PRESS: - if (event->key.keyval == GDK_space){ - etog_set_value (toggle_view, model_col, view_col, row, value + 1); - return TRUE; - } - return FALSE; - - default: - return FALSE; - } - return TRUE; -} - -/* - * ECell::height method - */ -static int -etog_height (ECellView *ecell_view, int model_col, int view_col, int row) -{ - ECellToggle *toggle = E_CELL_TOGGLE (ecell_view->ecell); - - return toggle->height; -} - -static void -etog_destroy (GtkObject *object) -{ - ECellToggle *etog = E_CELL_TOGGLE (object); - int i; - - for (i = 0; i < etog->n_states; i++) - gdk_pixbuf_unref (etog->images [i]); - - g_free (etog->images); - - GTK_OBJECT_CLASS (parent_class)->destroy (object); -} - -static void -e_cell_toggle_class_init (GtkObjectClass *object_class) -{ - ECellClass *ecc = (ECellClass *) object_class; - - object_class->destroy = etog_destroy; - - ecc->new_view = etog_new_view; - ecc->kill_view = etog_kill_view; - ecc->realize = etog_realize; - ecc->unrealize = etog_unrealize; - ecc->draw = etog_draw; - ecc->event = etog_event; - ecc->height = etog_height; - - parent_class = gtk_type_class (PARENT_TYPE); -} - -E_MAKE_TYPE(e_cell_toggle, "ECellToggle", ECellToggle, e_cell_toggle_class_init, NULL, PARENT_TYPE); - -void -e_cell_toggle_construct (ECellToggle *etog, int border, int n_states, GdkPixbuf **images) -{ - int max_height = 0; - int i; - - etog->border = border; - etog->n_states = n_states; - - etog->images = g_new (GdkPixbuf *, n_states); - - for (i = 0; i < n_states; i++){ - etog->images [i] = images [i]; - gdk_pixbuf_ref (images [i]); - - if (images [i]->art_pixbuf->height > max_height) - max_height = images [i]->art_pixbuf->height; - } - - etog->height = max_height; -} - -ECell * -e_cell_toggle_new (int border, int n_states, GdkPixbuf **images) -{ - ECellToggle *etog = gtk_type_new (e_cell_toggle_get_type ()); - - e_cell_toggle_construct (etog, border, n_states, images); - - return (ECell *) etog; -} - - |