Test column header image.

2000-02-11  Christopher James Lahey  <clahey@helixcode.com>

        * clip.png: Test column header image.

        * test-check.c: Test pixbuf column headers.

        * e-table-col.h, e-table-col.c: Added pixbufs for column headers.

        * e-table-header-item.c (draw_button): Draw pixbuf column headers properly.

svn path=/trunk/; revision=1739

5 files changed, 90 insertions, 24 deletions

diff --git a/widgets/table/clip.png b/widgets/table/clip.png
new file mode 100644
index 0000000000..27aa5f072f
--- /dev/null
+++ b/widgets/table/clip.png
diff --git a/widgets/table/e-table-col.c b/widgets/table/e-table-col.c
index 6f475158a5..ba5c131078 100644
--- a/widgets/table/e-table-col.c
+++ b/widgets/table/e-table-col.c
@@ -21,7 +21,10 @@ etc_destroy (GtkObject *object)
 {
 	ETableCol *etc = E_TABLE_COL (object);
 
-	g_free (etc->text);
+	if ( etc->is_pixbuf )
+	  gdk_pixbuf_unref( etc->pixbuf );
+	else
+	  g_free (etc->text);
 	
 	(*parent_class->destroy)(object);
 }
@@ -47,9 +50,12 @@ e_table_col_new (int col_idx, const char *text, int width, int min_width,
 	g_return_val_if_fail (compare != NULL, NULL);
 
 	etc = gtk_type_new (E_TABLE_COL_TYPE);
+       
+	etc->is_pixbuf = FALSE;
 
 	etc->col_idx = col_idx;
 	etc->text = g_strdup (text);
+	etc->pixbuf = NULL;
 	etc->width = width;
 	etc->min_width = min_width;
 	etc->ecell = ecell;
@@ -61,4 +67,35 @@ e_table_col_new (int col_idx, const char *text, int width, int min_width,
 	return etc;
 }
 
+ETableCol *
+e_table_col_new_with_pixbuf (int col_idx, GdkPixbuf *pixbuf, int width, int min_width,
+			     ECell *ecell, GCompareFunc compare, gboolean resizable)
+{
+	ETableCol *etc;
+	
+	g_return_val_if_fail (width >= 0, NULL);
+	g_return_val_if_fail (min_width >= 0, NULL);
+	g_return_val_if_fail (width >= min_width, NULL);
+	g_return_val_if_fail (compare != NULL, NULL);
+
+	etc = gtk_type_new (E_TABLE_COL_TYPE);
+
+	etc->is_pixbuf = TRUE;
+
+	etc->col_idx = col_idx;
+	etc->text = NULL;
+	etc->pixbuf = pixbuf;
+	etc->width = width;
+	etc->min_width = min_width;
+	etc->ecell = ecell;
+	etc->compare = compare;
+
+	etc->selected = 0;
+	etc->resizeable = resizable;
+
+	gdk_pixbuf_ref(etc->pixbuf);
+
+	return etc;
+}
+
 
diff --git a/widgets/table/e-table-col.h b/widgets/table/e-table-col.h
index 54f03ae237..7356820b7a 100644
--- a/widgets/table/e-table-col.h
+++ b/widgets/table/e-table-col.h
@@ -1,7 +1,9 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
 #ifndef _E_TABLE_COL_H_
 #define _E_TABLE_COL_H_
 
 #include "e-cell.h"
+#include <gdk-pixbuf/gdk-pixbuf.h>
 
 #define E_TABLE_COL_TYPE        (e_table_col_get_type ())
 #define E_TABLE_COL(o)          (GTK_CHECK_CAST ((o), E_TABLE_COL_TYPE, ETableCol))
@@ -17,10 +19,12 @@ typedef struct _ETableCol ETableCol;
 struct _ETableCol {
 	GtkObject    base;
 	char        *text;
+	GdkPixbuf   *pixbuf;
 	short        width;
 	short        min_width;
 	short        x;
 	GCompareFunc compare;
+	unsigned int is_pixbuf:1;
 	unsigned int selected:1;
 	unsigned int resizeable:1;
 	int          col_idx;
@@ -32,12 +36,16 @@ typedef struct {
 	GtkObjectClass parent_class;
 } ETableColClass;
 
-GtkType    e_table_col_get_type (void);
-ETableCol *e_table_col_new      (int col_idx, const char *text,
-				 int width, int min_width,
-				 ECell *ecell, GCompareFunc compare,
-				 gboolean resizable);
-void       e_table_col_destroy  (ETableCol *etc);
+GtkType    e_table_col_get_type        (void);
+ETableCol *e_table_col_new             (int col_idx, const char *text,
+					int width, int min_width,
+					ECell *ecell, GCompareFunc compare,
+					gboolean resizable);
+ETableCol *e_table_col_new_with_pixbuf (int col_idx, GdkPixbuf *pixbuf,
+					int width, int min_width,
+					ECell *ecell, GCompareFunc compare,
+					gboolean resizable);
+void       e_table_col_destroy         (ETableCol *etc);
 
 
 #endif /* _E_TABLE_COL_H_ */
diff --git a/widgets/table/e-table-header-item.c b/widgets/table/e-table-header-item.c
index 72f78453d9..bd78d8ef71 100644
--- a/widgets/table/e-table-header-item.c
+++ b/widgets/table/e-table-header-item.c
@@ -14,6 +14,7 @@
 #include <libgnomeui/gnome-canvas-util.h>
 #include <libgnomeui/gnome-canvas-polygon.h>
 #include <libgnomeui/gnome-canvas-rect-ellipse.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
 #include "e-util/e-cursors.h"
 #include "e-table-header.h"
 #include "e-table-header-item.h"
@@ -36,6 +37,9 @@
 
 static GnomeCanvasItemClass *ethi_parent_class;
 
+static void ethi_request_redraw (ETableHeaderItem *ethi);
+
+
 /*
  * DnD icons
  */
@@ -60,8 +64,7 @@ static GtkTargetEntry  ethi_drop_types [] = {
 };
 
 static void
-ethi_destroy (GtkObject *object)
-{
+ethi_destroy (GtkObject *object){
 	ETableHeaderItem *ethi = E_TABLE_HEADER_ITEM (object);
 
 	gtk_object_unref (GTK_OBJECT (ethi->eth));
@@ -482,19 +485,34 @@ draw_button (ETableHeaderItem *ethi, ETableCol *col,
 	
 	gdk_gc_set_clip_rectangle (ethi->gc, &clip);
 
-	/* Center the thing */
-	xtra = (clip.width - gdk_string_measure (ethi->font, col->text))/2;
+	if ( col->is_pixbuf ) {
+		xtra = (clip.width - gdk_pixbuf_get_width(col->pixbuf))/2;
+		
+		x += xtra + PADDING / 2;
+
+		gdk_pixbuf_render_to_drawable_alpha(col->pixbuf, 
+						    drawable,
+						    0, 0, 
+						    x, y + (clip.height - gdk_pixbuf_get_height(col->pixbuf)) / 2,
+						    gdk_pixbuf_get_width(col->pixbuf), gdk_pixbuf_get_height(col->pixbuf),
+						    GDK_PIXBUF_ALPHA_FULL, 128,
+						    GDK_RGB_DITHER_NORMAL,
+						    0, 0);
+	} else {
+		/* Center the thing */
+		xtra = (clip.width - gdk_string_measure (ethi->font, col->text))/2;
+		
+		/* Skip over border */
+		if (xtra < 0)
+			xtra = 0;
 
-	if (xtra < 0)
-		xtra = 0;
-	
-	/* Skip over border */
-	x += xtra + 2;
+		x += xtra + PADDING / 2;
 	
-	gdk_draw_text (
-		drawable, ethi->font,
-		ethi->gc, x, y + ethi->height - PADDING,
-		col->text, strlen (col->text));
+		gdk_draw_text (
+			       drawable, ethi->font,
+			       ethi->gc, x, y + ethi->height - ethi->font->descent - PADDING / 2,
+			       col->text, strlen (col->text));
+	}
 }
 
 static void
@@ -707,12 +725,12 @@ ethi_event (GnomeCanvasItem *item, GdkEvent *e)
 			}
 
 			new_width = x - ethi->resize_start_pos;
+
 			if (new_width <= 0)
-				break;
+				new_width = 1;
 
 			if (new_width < ethi->resize_min_width)
-				break;
-			
+				new_width = ethi->resize_min_width;
 			ethi_request_redraw (ethi);
 
 			ethi->resize_width = new_width;
diff --git a/widgets/table/test-check.c b/widgets/table/test-check.c
index 61fe161ca1..86c01cf202 100644
--- a/widgets/table/test-check.c
+++ b/widgets/table/test-check.c
@@ -92,6 +92,7 @@ check_test (void)
 	ETableHeader *e_table_header;
 	ETableCol *col_0, *col_1;
 	ECell *cell_left_just, *cell_image_check;
+	GdkPixbuf *pixbuf;
 
 	gtk_widget_push_visual (gdk_rgb_get_visual ());
 	gtk_widget_push_colormap (gdk_rgb_get_cmap ());
@@ -108,7 +109,9 @@ check_test (void)
 	cell_left_just = e_cell_text_new (e_table_model, NULL, GTK_JUSTIFY_LEFT, TRUE);
 
 	cell_image_check = e_cell_checkbox_new ();
-	col_0 = e_table_col_new (0, "", 18, 18, cell_image_check, g_int_equal, TRUE);
+	pixbuf = gdk_pixbuf_new_from_file("clip.png");
+	col_0 = e_table_col_new_with_pixbuf (0, pixbuf, 18, 18, cell_image_check, g_int_equal, TRUE);
+	gdk_pixbuf_unref(pixbuf);
 	e_table_header_add_column (e_table_header, col_0, 0);
 	
 	col_1 = e_table_col_new (1, "Item Name", 180, 20, cell_left_just, g_str_equal, TRUE);