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-rw-r--r--widgets/e-table-header-item.c527
1 files changed, 0 insertions, 527 deletions
diff --git a/widgets/e-table-header-item.c b/widgets/e-table-header-item.c
deleted file mode 100644
index 5368f10602..0000000000
--- a/widgets/e-table-header-item.c
+++ /dev/null
@@ -1,527 +0,0 @@
-/*
- * E-table-column-view.c: A canvas item based view of the ETableColumn.
- *
- * Author:
- * Miguel de Icaza (miguel@gnu.org)
- *
- * Copyright 1999, Helix Code, Inc.
- */
-#include <config.h>
-#include <gtk/gtksignal.h>
-#include "e-table-header.h"
-#include "e-table-header-item.h"
-#include "e-cursors.h"
-
-/* Padding above and below of the string in the header display */
-#define PADDING 4
-
-/* Defines the tolerance for proximity of the column division to the cursor position */
-#define TOLERANCE 2
-
-#define ETHI_RESIZING(x) ((x)->resize_col != -1)
-
-#define PARENT_OBJECT_TYPE gnome_canvas_item_get_type ()
-
-static GnomeCanvasItemClass *ethi_parent_class;
-
-enum {
- ARG_0,
- ARG_TABLE_HEADER,
- ARG_TABLE_X,
- ARG_TABLE_Y,
- ARG_TABLE_FONTSET
-};
-
-static void
-ethi_destroy (GtkObject *object)
-{
- ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (object);
-
- gtk_object_unref (GTK_OBJECT (ethi->eth));
-
- if (GTK_OBJECT_CLASS (ethi_parent_class)->destroy)
- (*GTK_OBJECT_CLASS (ethi_parent_class)->destroy) (object);
-}
-
-static void
-ethi_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
-{
- ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
-
- if (GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->update)
- (*GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->update)(item, affine, clip_path, flags);
-
- item->x1 = ethi->x1;
- item->y1 = ethi->y1;
- item->x2 = ethi->x1 + ethi->width;
- item->y2 = ethi->y1 + ethi->height;
-
- gnome_canvas_group_child_bounds (GNOME_CANVAS_GROUP (item->parent), item);
-}
-
-static void
-ethi_font_load (ETableHeaderItem *ethi, char *font)
-{
- if (ethi->font)
- gdk_font_unref (ethi->font);
-
- ethi->font = gdk_fontset_load (font);
- if (ethi->font == NULL)
- ethi->font = gdk_font_load ("fixed");
-
- ethi->height = ethi->font->ascent + ethi->font->descent + PADDING;
-}
-
-static void
-ethi_drop_table_header (ETableHeaderItem *ethi)
-{
- GtkObject *header;
-
- if (!ethi->eth)
- return;
-
- header = GTK_OBJECT (ethi->eth);
- gtk_signal_disconnect (header, ethi->structure_change_id);
- gtk_signal_disconnect (header, ethi->dimension_change_id);
-
- gtk_object_unref (header);
- ethi->eth = NULL;
- ethi->width = 0;
-}
-
-static void
-structure_changed (ETableHeader *header, ETableHeaderItem *ethi)
-{
- ethi->width = e_table_header_total_width (header);
-
- ethi_update (GNOME_CANVAS_ITEM (ethi), NULL, NULL, 0);
-}
-
-static void
-dimension_changed (ETableHeader *header, int col, ETableHeaderItem *ethi)
-{
- ethi->width = e_table_header_total_width (header);
-
- ethi_update (GNOME_CANVAS_ITEM (ethi), NULL, NULL, 0);
-}
-
-static void
-ethi_add_table_header (ETableHeaderItem *ethi, ETableHeader *header)
-{
- ethi->eth = header;
- gtk_object_ref (GTK_OBJECT (ethi->eth));
- ethi->width = e_table_header_total_width (header);
-
- ethi->structure_change_id = gtk_signal_connect (
- GTK_OBJECT (header), "structure_change",
- GTK_SIGNAL_FUNC(structure_changed), ethi);
- ethi->dimension_change_id = gtk_signal_connect (
- GTK_OBJECT (header), "dimension_change",
- GTK_SIGNAL_FUNC(dimension_changed), ethi);
-}
-
-static void
-ethi_set_arg (GtkObject *o, GtkArg *arg, guint arg_id)
-{
- GnomeCanvasItem *item;
- ETableHeaderItem *ethi;
-
- item = GNOME_CANVAS_ITEM (o);
- ethi = E_TABLE_HEADER_ITEM (o);
-
- switch (arg_id){
- case ARG_TABLE_HEADER:
- ethi_drop_table_header (ethi);
- ethi_add_table_header (ethi, GTK_VALUE_POINTER (*arg));
- break;
-
- case ARG_TABLE_X:
- ethi->x1 = GTK_VALUE_INT (*arg);
- break;
-
- case ARG_TABLE_Y:
- ethi->y1 = GTK_VALUE_INT (*arg);
- break;
-
- case ARG_TABLE_FONTSET:
- ethi_font_load (ethi, GTK_VALUE_STRING (*arg));
- break;
-
- }
- ethi_update (item, NULL, NULL, 0);
-}
-
-static void
-ethi_realize (GnomeCanvasItem *item)
-{
- ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
- GdkWindow *window;
- GdkColor c;
-
- if (GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)-> realize)
- (*GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->realize)(item);
-
- window = GTK_WIDGET (item->canvas)->window;
-
- ethi->gc = gdk_gc_new (window);
- gnome_canvas_get_color (item->canvas, "black", &c);
- gdk_gc_set_foreground (ethi->gc, &c);
-
- ethi->normal_cursor = gdk_cursor_new (GDK_ARROW);
-
- if (!ethi->font)
- ethi_font_load (ethi, "fixed");
-}
-
-static void
-ethi_unrealize (GnomeCanvasItem *item)
-{
- ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
-
- gdk_gc_unref (ethi->gc);
- ethi->gc = NULL;
-
- gdk_cursor_destroy (ethi->normal_cursor);
- ethi->normal_cursor = NULL;
-
- if (GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->unrealize)
- (*GNOME_CANVAS_ITEM_CLASS (ethi_parent_class)->unrealize)(item);
-}
-
-static void
-draw_button (ETableHeaderItem *ethi, ETableCol *col,
- GdkDrawable *drawable, GdkGC *gc, GtkStyle *style,
- int x, int y, int width, int height)
-{
- GdkRectangle clip;
- int xtra;
-
- gdk_draw_rectangle (
- drawable, gc, TRUE,
- x + 1, y + 1, width - 2, height -2);
-
- gtk_draw_shadow (
- style, drawable,
- GTK_STATE_NORMAL, GTK_SHADOW_OUT,
- x , y, width, height);
-
- clip.x = x + 2;
- clip.y = y + 2;
- clip.width = width - 4;
- clip.height = ethi->height;
-
- gdk_gc_set_clip_rectangle (ethi->gc, &clip);
-
- /* Center the thing */
- xtra = (clip.width - gdk_string_measure (ethi->font, col->text))/2;
-
- if (xtra < 0)
- xtra = 0;
-
- /* Skip over border */
- x += xtra + 2;
-
- gdk_draw_text (
- drawable, ethi->font,
- ethi->gc, x, y + ethi->height - PADDING,
- col->text, strlen (col->text));
-}
-
-static void
-ethi_draw (GnomeCanvasItem *item, GdkDrawable *drawable, int x1, int y1, int width, int height)
-{
- ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
- GnomeCanvas *canvas = item->canvas;
- GdkGC *gc;
- const int cols = e_table_header_count (ethi->eth);
- int x2 = x1 + width;
- int col, total;
- int x;
-
- total = 0;
- x = -x1;
-
-#if 0
- printf ("My coords are: %g %g %g %g\n",
- item->x1, item->y1, item->x2, item->y2);
-#endif
-
- for (col = 0; col < cols; col++){
- ETableCol *ecol = e_table_header_get_column (ethi->eth, col);
- int col_width;
-
- if (col == ethi->resize_col)
- col_width = ethi->resize_width;
- else
- col_width = ecol->width;
-
- if (x1 > total + col_width){
- total += col_width;
- x += col_width;
- continue;
- }
-
- if (x2 < total)
- return;
-
- gc = GTK_WIDGET (canvas)->style->bg_gc [GTK_STATE_ACTIVE];
-
- draw_button (ethi, ecol, drawable, gc,
- GTK_WIDGET (canvas)->style,
- x, ethi->y1 - y1, col_width, ethi->height);
-
- x += col_width;
- total += col_width;
- }
-}
-
-static double
-ethi_point (GnomeCanvasItem *item, double x, double y, int cx, int cy,
- GnomeCanvasItem **actual_item)
-{
- *actual_item = item;
- return 0.0;
-}
-
-/*
- * 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, int pos, int *the_total, int *return_col)
-{
- const int cols = e_table_header_count (ethi->eth);
- int col, total;
-
- total = 0;
- for (col = 0; col < cols; col++){
- ETableCol *ecol = e_table_header_get_column (ethi->eth, col);
-
- 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 (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, int pos)
-{
- GtkWidget *canvas = GTK_WIDGET (GNOME_CANVAS_ITEM (ethi)->canvas);
-
- /* We might be invoked before we are realized */
- if (!canvas->window)
- return;
-
- if (is_pointer_on_division (ethi, pos, NULL, NULL))
- e_cursor_set (canvas->window, E_CURSOR_SIZE_X);
- else
- e_cursor_set (canvas->window, E_CURSOR_ARROW);
-}
-
-static void
-ethi_request_redraw (ETableHeaderItem *ethi)
-{
- GnomeCanvas *canvas = GNOME_CANVAS_ITEM (ethi)->canvas;
-
- /*
- * request a redraw
- */
- gnome_canvas_request_redraw (
- canvas, ethi->x1, ethi->y1, ethi->x1 + ethi->width, ethi->x1 + ethi->height);
-}
-
-static void
-ethi_end_resize (ETableHeaderItem *ethi, int new_size)
-{
- e_table_header_set_size (ethi->eth, ethi->resize_col, new_size);
-
- ethi->resize_col = -1;
- ethi_request_redraw (ethi);
-}
-
-/*
- * Handles the events on the ETableHeaderItem, particularly it handles resizing
- */
-static int
-ethi_event (GnomeCanvasItem *item, GdkEvent *e)
-{
- ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
- GnomeCanvas *canvas = item->canvas;
- const gboolean resizing = ETHI_RESIZING (ethi);
- int x, y, start, col;
-
- switch (e->type){
- case GDK_ENTER_NOTIFY:
- convert (canvas, e->crossing.x, e->crossing.y, &x, &y);
- set_cursor (ethi, x);
- break;
-
- case GDK_LEAVE_NOTIFY:
- e_cursor_set (GTK_WIDGET (canvas)->window, E_CURSOR_ARROW);
- break;
-
- case GDK_MOTION_NOTIFY:
- convert (canvas, e->motion.x, e->motion.y, &x, &y);
- if (resizing){
- int new_width;
-
- if (ethi->resize_guide == NULL){
- /* Quick hack until I actually bind the views */
- ethi->resize_guide = GINT_TO_POINTER (1);
- gnome_canvas_item_grab (item,
- GDK_POINTER_MOTION_MASK |
- GDK_BUTTON_RELEASE_MASK,
- e_cursor_get (E_CURSOR_SIZE_X),
- e->button.time);
- }
-
- new_width = x - ethi->resize_start_pos;
- if (new_width <= 0)
- break;
-
- if (new_width < ethi->resize_min_width)
- break;
-
- ethi_request_redraw (ethi);
-
- ethi->resize_width = new_width;
- e_table_header_set_size (ethi->eth, ethi->resize_col, ethi->resize_width);
-
- ethi_request_redraw (ethi);
- } else
- set_cursor (ethi, x);
- break;
-
- case GDK_BUTTON_PRESS:
- convert (canvas, e->button.x, e->button.y, &x, &y);
-
- if (is_pointer_on_division (ethi, x, &start, &col)){
- 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->resizeable)
- break;
- ethi->resize_col = col;
- ethi->resize_width = ecol->width;
- ethi->resize_start_pos = start - ecol->width;
- ethi->resize_min_width = ecol->min_width;
- }
- break;
-
- case GDK_2BUTTON_PRESS:
- if (!resizing)
- break;
-
- if (e->button.button != 1)
- break;
-
- printf ("Resize this guy\n");
- break;
-
- case GDK_BUTTON_RELEASE: {
- gboolean needs_ungrab = FALSE;
-
- if (ethi->resize_col != -1){
- needs_ungrab = (ethi->resize_guide != NULL);
- ethi_end_resize (ethi, ethi->resize_width);
- }
- if (needs_ungrab)
- gnome_canvas_item_ungrab (item, e->button.time);
-
- break;
- }
-
- default:
- return FALSE;
- }
- return TRUE;
-}
-
-static void
-ethi_class_init (GtkObjectClass *object_class)
-{
- GnomeCanvasItemClass *item_class = (GnomeCanvasItemClass *) object_class;
-
- ethi_parent_class = gtk_type_class (PARENT_OBJECT_TYPE);
-
- object_class->destroy = ethi_destroy;
- object_class->set_arg = ethi_set_arg;
-
- 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;
-
- gtk_object_add_arg_type ("ETableHeaderItem::ETableHeader", GTK_TYPE_POINTER,
- GTK_ARG_WRITABLE, ARG_TABLE_HEADER);
- gtk_object_add_arg_type ("ETableHeaderItem::x", GTK_TYPE_INT,
- GTK_ARG_WRITABLE, ARG_TABLE_X);
- gtk_object_add_arg_type ("ETableHeaderItem::y", GTK_TYPE_INT,
- GTK_ARG_WRITABLE, ARG_TABLE_Y);
- gtk_object_add_arg_type ("ETableHeaderItem::fontset", GTK_TYPE_STRING,
- GTK_ARG_WRITABLE, ARG_TABLE_FONTSET);
-}
-
-static void
-ethi_init (GnomeCanvasItem *item)
-{
- ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (item);
-
- ethi->resize_col = -1;
-
- item->x1 = 0;
- item->y1 = 0;
- item->x2 = 0;
- item->y2 = 0;
-}
-
-GtkType
-e_table_header_item_get_type (void)
-{
- static GtkType type = 0;
-
- if (!type){
- GtkTypeInfo info = {
- "ETableHeaderItem",
- sizeof (ETableHeaderItem),
- sizeof (ETableHeaderItemClass),
- (GtkClassInitFunc) ethi_class_init,
- (GtkObjectInitFunc) ethi_init,
- NULL, /* reserved 1 */
- NULL, /* reserved 2 */
- (GtkClassInitFunc) NULL
- };
-
- type = gtk_type_unique (PARENT_OBJECT_TYPE, &info);
- }
-
- return type;
-}
-