Added e-entry.c and e-entry.h.

2000-07-03  Christopher James Lahey  <clahey@helixcode.com>

	* widgets/e-text/Makefile.am: Added e-entry.c and e-entry.h.

	* widgets/e-text/e-entry.c, widgets/e-text/e-entry.h: New files to
	be a widget containing a text item.

	* widgets/e-text/e-text.c: Fixed some spacing.

svn path=/trunk/; revision=3874

1 files changed, 413 insertions, 0 deletions

diff --git a/widgets/e-text/e-entry.c b/widgets/e-text/e-entry.c
new file mode 100644
index 0000000000..aae08696d3
--- /dev/null
+++ b/widgets/e-text/e-entry.c
@@ -0,0 +1,413 @@
+/* -*- 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 <config.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#ifdef HAVE_ALLOCA_H
+#include <alloca.h>
+#endif
+#include <stdio.h>
+#include <libgnomeui/gnome-canvas.h>
+#include <gtk/gtksignal.h>
+#include <gnome-xml/parser.h>
+#include "e-util/e-util.h"
+#include "e-util/e-canvas.h"
+#include "e-entry.h"
+
+#define MIN_ENTRY_WIDTH  150
+#define INNER_BORDER     2
+
+
+#define PARENT_TYPE gtk_table_get_type ()
+
+static GtkObjectClass *parent_class;
+
+enum {
+	E_ENTRY_CHANGED,
+	E_ENTRY_ACTIVATE,
+	E_ENTRY_LAST_SIGNAL
+};
+
+static guint e_entry_signals[E_ENTRY_LAST_SIGNAL] = { 0 };
+
+/* Object argument IDs */
+enum {
+	ARG_0,
+	ARG_MODEL,
+	ARG_EVENT_PROCESSOR,
+	ARG_TEXT,
+	ARG_FONT,
+        ARG_FONTSET,
+	ARG_FONT_GDK,
+	ARG_ANCHOR,
+	ARG_JUSTIFICATION,
+	ARG_CLIP_WIDTH,
+	ARG_CLIP_HEIGHT,
+	ARG_CLIP,
+	ARG_X_OFFSET,
+	ARG_Y_OFFSET,
+	ARG_FILL_COLOR,
+	ARG_FILL_COLOR_GDK,
+	ARG_FILL_COLOR_RGBA,
+	ARG_FILL_STIPPLE,
+	ARG_TEXT_WIDTH,
+	ARG_TEXT_HEIGHT,
+	ARG_EDITABLE,
+	ARG_USE_ELLIPSIS,
+	ARG_ELLIPSIS,
+	ARG_LINE_WRAP,
+	ARG_BREAK_CHARACTERS,
+	ARG_MAX_LINES,
+	ARG_WIDTH,
+	ARG_HEIGHT
+};
+
+static void
+canvas_size_allocate (GtkWidget *widget, GtkAllocation *alloc,
+		      EEntry *e_entry)
+{
+	gnome_canvas_set_scroll_region (
+		e_entry->canvas,
+		0, 0, alloc->width, alloc->height);
+	gtk_object_set (GTK_OBJECT (e_entry->item),
+			"width", (double) alloc->width - 2 * INNER_BORDER,
+			"height", (double) alloc->height - 2 * INNER_BORDER,
+			NULL);
+}
+
+static void
+canvas_size_request (GtkWidget *widget, GtkRequisition *requisition,
+		     EEntry *e_entry)
+{
+	g_return_if_fail (widget != NULL);
+	g_return_if_fail (GTK_IS_ENTRY (widget));
+	g_return_if_fail (requisition != NULL);
+
+	requisition->width = MIN_ENTRY_WIDTH + (widget->style->klass->xthickness + INNER_BORDER) * 2;
+	requisition->height = (widget->style->font->ascent +
+			       widget->style->font->descent +
+			       (widget->style->klass->ythickness + INNER_BORDER) * 2);
+}
+
+static void
+e_entry_init (GtkObject *object)
+{
+	EEntry *e_entry = E_ENTRY (object);
+	GtkTable *gtk_table = GTK_TABLE (object);
+	
+	e_entry->canvas = GNOME_CANVAS(e_canvas_new());
+	gtk_signal_connect(GTK_OBJECT(e_entry->canvas), "size_allocate",
+			   GTK_SIGNAL_FUNC(canvas_size_allocate), e_entry);
+	gtk_signal_connect(GTK_OBJECT(e_entry->canvas), "size_request",
+			   GTK_SIGNAL_FUNC(canvas_size_request), e_entry);
+	e_entry->item = E_TEXT(gnome_canvas_item_new(gnome_canvas_root(e_entry->canvas),
+						     e_text_get_type(),
+						     "clip", TRUE,
+						     NULL));
+	e_canvas_item_move_absolute(e_entry->item,
+				    INNER_BORDER,
+				    INNER_BORDER);
+
+	gtk_table_attach_defaults(gtk_table, GTK_WIDGET(e_entry->canvas),
+				  0, 1, 0, 1);
+	gtk_widget_show(GTK_WIDGET(e_entry->canvas));
+}
+
+EEntry *
+e_entry_construct (EEntry *e_entry)
+{
+	return e_entry;
+}
+
+GtkWidget *
+e_entry_new (void)
+{
+	EEntry *e_entry;
+	e_entry = gtk_type_new (e_entry_get_type ());
+	e_entry = e_entry_construct (e_entry);
+
+	return GTK_WIDGET (e_entry);
+}
+
+static void
+et_get_arg (GtkObject *o, GtkArg *arg, guint arg_id)
+{
+	EEntry *ee = E_ENTRY (o);
+
+	switch (arg_id){
+	case ARG_MODEL:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "model", &GTK_VALUE_OBJECT (*arg),
+			       NULL);
+		break;
+
+	case ARG_EVENT_PROCESSOR:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "event_processor", &GTK_VALUE_OBJECT (*arg),
+			       NULL);
+		break;
+
+	case ARG_TEXT:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "text", &GTK_VALUE_STRING (*arg),
+			       NULL);
+		break;
+
+	case ARG_FONT_GDK:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "font_gdk", &GTK_VALUE_BOXED (*arg),
+			       NULL);
+		break;
+
+	case ARG_JUSTIFICATION:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "justification", &GTK_VALUE_ENUM (*arg),
+			       NULL);
+		break;
+
+	case ARG_FILL_COLOR_GDK:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "fill_color_gdk", &GTK_VALUE_BOXED (*arg),
+			       NULL);
+		break;
+
+	case ARG_FILL_COLOR_RGBA:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "fill_color_rgba", &GTK_VALUE_UINT (*arg),
+			       NULL);
+		break;
+
+	case ARG_FILL_STIPPLE:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "fill_stiple", &GTK_VALUE_BOXED (*arg),
+			       NULL);
+		break;
+
+	case ARG_EDITABLE:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "editable", &GTK_VALUE_BOOL (*arg),
+			       NULL);
+		break;
+
+	case ARG_USE_ELLIPSIS:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "use_ellipsis", &GTK_VALUE_BOOL (*arg),
+			       NULL);
+		break;
+
+	case ARG_ELLIPSIS:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "ellipsis", &GTK_VALUE_STRING (*arg),
+			       NULL);
+		break;
+
+	case ARG_LINE_WRAP:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "line_wrap", &GTK_VALUE_BOOL (*arg),
+			       NULL);
+		break;
+		
+	case ARG_BREAK_CHARACTERS:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "break_characters", &GTK_VALUE_STRING (*arg),
+			       NULL);
+		break;
+
+	case ARG_MAX_LINES:
+		gtk_object_get(GTK_OBJECT(ee->item),
+			       "max_lines", &GTK_VALUE_INT (*arg),
+			       NULL);
+		break;
+	default:
+		arg->type = GTK_TYPE_INVALID;
+		break;
+	}
+}
+
+static void
+et_set_arg (GtkObject *o, GtkArg *arg, guint arg_id)
+{
+	EEntry *ee = E_ENTRY (o);
+	
+	switch (arg_id){
+	case ARG_MODEL:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "model", GTK_VALUE_OBJECT (*arg),
+			       NULL);
+		break;
+
+	case ARG_EVENT_PROCESSOR:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "event_processor", GTK_VALUE_OBJECT (*arg),
+			       NULL);
+		break;
+
+	case ARG_TEXT:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "text", GTK_VALUE_STRING (*arg),
+			       NULL);
+		break;
+
+	case ARG_FONT:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "font", GTK_VALUE_STRING (*arg),
+			       NULL);
+		break;
+
+	case ARG_FONTSET:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "fontset", GTK_VALUE_STRING (*arg),
+			       NULL);
+		break;
+
+	case ARG_FONT_GDK:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "font_gdk", GTK_VALUE_BOXED (*arg),
+			       NULL);
+		break;
+
+	case ARG_JUSTIFICATION:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "justification", GTK_VALUE_ENUM (*arg),
+			       NULL);
+		break;
+
+	case ARG_FILL_COLOR:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "fill_color", GTK_VALUE_STRING (*arg),
+			       NULL);
+		break;
+
+	case ARG_FILL_COLOR_GDK:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "fill_color_gdk", GTK_VALUE_BOXED (*arg),
+			       NULL);
+		break;
+
+	case ARG_FILL_COLOR_RGBA:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "fill_color_rgba", GTK_VALUE_UINT (*arg),
+			       NULL);
+		break;
+
+	case ARG_FILL_STIPPLE:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "fill_stiple", GTK_VALUE_BOXED (*arg),
+			       NULL);
+		break;
+
+	case ARG_EDITABLE:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "editable", GTK_VALUE_BOOL (*arg),
+			       NULL);
+		break;
+
+	case ARG_USE_ELLIPSIS:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "use_ellipsis", GTK_VALUE_BOOL (*arg),
+			       NULL);
+		break;
+
+	case ARG_ELLIPSIS:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "ellipsis", GTK_VALUE_STRING (*arg),
+			       NULL);
+		break;
+
+	case ARG_LINE_WRAP:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "line_wrap", GTK_VALUE_BOOL (*arg),
+			       NULL);
+		break;
+		
+	case ARG_BREAK_CHARACTERS:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "break_characters", GTK_VALUE_STRING (*arg),
+			       NULL);
+		break;
+
+	case ARG_MAX_LINES:
+		gtk_object_set(GTK_OBJECT(ee->item),
+			       "max_lines", GTK_VALUE_INT (*arg),
+			       NULL);
+		break;
+	}
+}
+	
+static void
+e_entry_class_init (GtkObjectClass *object_class)
+{
+	EEntryClass *klass = E_ENTRY_CLASS(object_class);
+	parent_class = gtk_type_class (PARENT_TYPE);
+
+	object_class->set_arg = et_set_arg;
+	object_class->get_arg = et_get_arg;
+
+	klass->changed = NULL;
+	klass->activate = NULL;
+
+	e_entry_signals[E_ENTRY_CHANGED] =
+		gtk_signal_new ("changed",
+				GTK_RUN_LAST,
+				object_class->type,
+				GTK_SIGNAL_OFFSET (EEntryClass, changed),
+				gtk_marshal_NONE__NONE,
+				GTK_TYPE_NONE, 0);
+
+	e_entry_signals[E_ENTRY_ACTIVATE] =
+		gtk_signal_new ("activate",
+				GTK_RUN_LAST,
+				object_class->type,
+				GTK_SIGNAL_OFFSET (EEntryClass, activate),
+				gtk_marshal_NONE__NONE,
+				GTK_TYPE_NONE, 0);
+
+
+	gtk_object_class_add_signals (object_class, e_entry_signals, E_ENTRY_LAST_SIGNAL);
+
+	gtk_object_add_arg_type ("EEntry::model",
+				 GTK_TYPE_OBJECT, GTK_ARG_READWRITE, ARG_MODEL);  
+	gtk_object_add_arg_type ("EEntry::event_processor",
+				 GTK_TYPE_OBJECT, GTK_ARG_READWRITE, ARG_EVENT_PROCESSOR);
+	gtk_object_add_arg_type ("EEntry::text",
+				 GTK_TYPE_STRING, GTK_ARG_READWRITE, ARG_TEXT);
+	gtk_object_add_arg_type ("EEntry::font",
+				 GTK_TYPE_STRING, GTK_ARG_WRITABLE, ARG_FONT);
+	gtk_object_add_arg_type ("EEntry::fontset",
+				 GTK_TYPE_STRING, GTK_ARG_WRITABLE, ARG_FONTSET);
+	gtk_object_add_arg_type ("EEntry::font_gdk",
+				 GTK_TYPE_GDK_FONT, GTK_ARG_READWRITE, ARG_FONT_GDK);
+	gtk_object_add_arg_type ("EEntry::justification",
+				 GTK_TYPE_JUSTIFICATION, GTK_ARG_READWRITE, ARG_JUSTIFICATION);
+	gtk_object_add_arg_type ("EEntry::fill_color",
+				 GTK_TYPE_STRING, GTK_ARG_WRITABLE, ARG_FILL_COLOR);
+	gtk_object_add_arg_type ("EEntry::fill_color_gdk",
+				 GTK_TYPE_GDK_COLOR, GTK_ARG_READWRITE, ARG_FILL_COLOR_GDK);
+	gtk_object_add_arg_type ("EEntry::fill_color_rgba",
+				 GTK_TYPE_UINT, GTK_ARG_READWRITE, ARG_FILL_COLOR_RGBA);
+	gtk_object_add_arg_type ("EEntry::fill_stipple",
+				 GTK_TYPE_GDK_WINDOW, GTK_ARG_READWRITE, ARG_FILL_STIPPLE);
+	gtk_object_add_arg_type ("EEntry::editable",
+				 GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_EDITABLE);
+	gtk_object_add_arg_type ("EEntry::use_ellipsis",
+				 GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_USE_ELLIPSIS);
+	gtk_object_add_arg_type ("EEntry::ellipsis",
+				 GTK_TYPE_STRING, GTK_ARG_READWRITE, ARG_ELLIPSIS);
+	gtk_object_add_arg_type ("EEntry::line_wrap",
+				 GTK_TYPE_BOOL, GTK_ARG_READWRITE, ARG_LINE_WRAP);
+	gtk_object_add_arg_type ("EEntry::break_characters",
+				 GTK_TYPE_STRING, GTK_ARG_READWRITE, ARG_BREAK_CHARACTERS);
+	gtk_object_add_arg_type ("EEntry::max_lines",
+				 GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_MAX_LINES);
+}
+
+E_MAKE_TYPE(e_entry, "EEntry", EEntry, e_entry_class_init, e_entry_init, PARENT_TYPE);