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/** \file message.c
* Message line
*/
/* XTrkCad - Model Railroad CAD
* Copyright (C) 2005 Dave Bullis
*
* This program 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 program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <stdlib.h>
#include <string.h>
#define GTK_DISABLE_SINGLE_INCLUDES
#define GDK_DISABLE_DEPRECATED
#define GTK_DISABLE_DEPRECATED
#define GSEAL_ENABLE
#include <gtk/gtk.h>
#include <gdk/gdk.h>
#include "gtkint.h"
/*
*****************************************************************************
*
* Message Boxes
*
*****************************************************************************
*/
struct wMessage_t {
WOBJ_COMMON
GtkWidget * labelWidget;
const char * message;
wWinPix_t labelWidth;
};
/**
* Set the message text
*
* \param b IN widget
* \param arg IN new text
* \return
*/
void wMessageSetValue(
wMessage_p b,
const char * arg)
{
if (b->widget == 0) {
abort();
}
gtk_label_set_text(GTK_LABEL(b->labelWidget), wlibConvertInput(arg));
}
/**
* Set the width of the widget
*
* \param b IN widget
* \param width IN new width
* \return
*/
void wMessageSetWidth(
wMessage_p b,
wWinPix_t width)
{
b->labelWidth = width;
gtk_widget_set_size_request(b->widget, width, -1);
}
/**
* Get height of message text
*
* \param flags IN text properties (large or small size)
* \return text height
*/
wWinPix_t wMessageGetHeight(
long flags)
{
GtkWidget * temp;
if (!(flags&COMBOBOX)) {
temp = gtk_label_new("Test"); //To get size of text itself
} else {
temp = gtk_combo_box_text_new(); //to get max size of an object in infoBar
}
if (wMessageSetFont(flags)) {
GtkStyle *style;
PangoFontDescription *fontDesc;
int fontSize;
/* get the current font descriptor */
style = gtk_widget_get_style(temp);
fontDesc = style->font_desc;
/* get the current font size */
fontSize = PANGO_PIXELS(pango_font_description_get_size(fontDesc));
/* calculate the new font size */
if (flags & BM_LARGE) {
pango_font_description_set_size(fontDesc, fontSize * 1.4 * PANGO_SCALE);
} else {
pango_font_description_set_size(fontDesc, fontSize * 0.7 * PANGO_SCALE);
}
/* set the new font size */
gtk_widget_modify_font(temp, fontDesc);
}
if (flags&1L) {
gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT(temp),"Test");
}
GtkRequisition temp_requisition;
gtk_widget_size_request(temp,&temp_requisition);
g_object_ref_sink(temp);
gtk_widget_destroy(temp);
g_object_unref(temp);
return temp_requisition.height;
}
/**
* Create a window for a simple text.
*
* \param IN parent Handle of parent window
* \param IN x position in x direction
* \param IN y position in y direction
* \param IN labelStr ???
* \param IN width horizontal size of window
* \param IN message message to display ( null terminated )
* \param IN flags display options
* \return handle for created window
*/
wMessage_p wMessageCreateEx(
wWin_p parent,
wWinPix_t x,
wWinPix_t y,
const char * labelStr,
wWinPix_t width,
const char *message,
long flags)
{
wMessage_p b;
GtkRequisition requisition;
GtkStyle *style;
PangoFontDescription *fontDesc;
int fontSize;
b = (wMessage_p)wlibAlloc(parent, B_MESSAGE, x, y, NULL, sizeof *b, NULL);
wlibComputePos((wControl_p)b);
b->message = message;
b->labelWidth = width;
b->labelWidget = gtk_label_new(message?wlibConvertInput(message):"");
/* do we need to set a special font? */
if (wMessageSetFont(flags)) {
/* get the current font descriptor */
style = gtk_widget_get_style(GTK_WIDGET(b->labelWidget));
fontDesc = style->font_desc;
/* get the current font size */
fontSize = PANGO_PIXELS(pango_font_description_get_size(fontDesc));
/* calculate the new font size */
if (flags & BM_LARGE) {
pango_font_description_set_size(fontDesc, fontSize * 1.4 * PANGO_SCALE);
} else {
pango_font_description_set_size(fontDesc, fontSize * 0.7 * PANGO_SCALE);
}
/* set the new font size */
gtk_widget_modify_font((GtkWidget *)b->labelWidget, fontDesc);
}
b->widget = gtk_fixed_new();
gtk_widget_size_request(GTK_WIDGET(b->labelWidget), &requisition);
gtk_container_add(GTK_CONTAINER(b->widget), b->labelWidget);
gtk_widget_set_size_request(b->widget, width?width:requisition.width,
requisition.height);
wlibControlGetSize((wControl_p)b);
gtk_fixed_put(GTK_FIXED(parent->widget), b->widget, b->realX, b->realY);
gtk_widget_show(b->widget);
gtk_widget_show(b->labelWidget);
wlibAddButton((wControl_p)b);
/* Reset font size to normal */
if (wMessageSetFont(flags)) {
pango_font_description_set_size(fontDesc, fontSize * PANGO_SCALE);
}
return b;
}
/**
* Get the anticipated length of a message field
*
* \param testString IN string that should fit into the message box
* \return expected width of message box
*/
wWinPix_t
wMessageGetWidth(const char *testString)
{
GtkWidget *entry;
GtkRequisition requisition;
return( wLabelWidth(testString));
// entry = gtk_entry_new();
// g_object_ref_sink(entry);
//
// gtk_entry_set_has_frame(GTK_ENTRY(entry), FALSE);
// gtk_entry_set_width_chars(GTK_ENTRY(entry), strlen(testString));
// gtk_entry_set_max_length(GTK_ENTRY(entry), strlen(testString));
//
// gtk_widget_size_request(entry, &requisition);
//
// gtk_widget_destroy(entry);
// g_object_unref(entry);
//
// return (requisition.width+8);
}
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