/* Gtk+ User Interface Builder * Copyright (C) 1998 Damon Chaplin * * Update 3/17/99 - Jay Johnston: * - added property adjustments * - style * - orientation * - activity mode * - show text * - added sample animation (most of that code was taken from the Gtk v1.2 * tutorial by Tony Gale and Ian Main ) * - added dynamic popup menus which change depending on whether the animation * is active or not * * 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 #include #include "../gb.h" /* Include the 21x21 icon pixmap for this widget, to be used in the palette */ #include "../graphics/progressbar.xpm" /* * This is the GbWidget struct for this widget (see ../gbwidget.h). * It is initialized in the init() function at the end of this file */ static GbWidget gbwidget; static gchar *Orientation = "GtkProgressBar::orientation"; static gchar *Fraction = "GtkProgressBar::fraction"; static gchar *PulseStep = "GtkProgressBar::pulse_step"; static gchar *Text = "GtkProgressBar::text"; static gchar *Ellipsize = "GtkProgressBar::ellipsize"; #if 0 static gchar *ShowText = "ProgressBar|GtkProgress::show_text"; static gchar *ActivityMode = "ProgressBar|GtkProgress::activity_mode"; static gchar *XAlign = "GtkProgressBar::text_xalign"; static gchar *YAlign = "GtkProgressBar::text_yalign"; static gchar *Value = "ProgressBar|GtkProgress::value"; static gchar *MinValue = "ProgressBar|GtkProgress::lower"; static gchar *MaxValue = "ProgressBar|GtkProgress::upper"; static gchar *Style = "GtkProgressBar::bar_style"; #endif static const gchar *GbOrientationChoices[] = {"Left to Right", "Right to Left", "Bottom to Top", "Top to Bottom", NULL}; static const gint GbOrientationValues[] = { GTK_PROGRESS_LEFT_TO_RIGHT, GTK_PROGRESS_RIGHT_TO_LEFT, GTK_PROGRESS_BOTTOM_TO_TOP, GTK_PROGRESS_TOP_TO_BOTTOM }; static const gchar *GbOrientationSymbols[] = { "GTK_PROGRESS_LEFT_TO_RIGHT", "GTK_PROGRESS_RIGHT_TO_LEFT", "GTK_PROGRESS_BOTTOM_TO_TOP", "GTK_PROGRESS_TOP_TO_BOTTOM" }; static const gchar *GbEllipsizeChoices[] = { "None", "Start", "Middle", "End", NULL }; static const gint GbEllipsizeValues[] = { PANGO_ELLIPSIZE_NONE, PANGO_ELLIPSIZE_START, PANGO_ELLIPSIZE_MIDDLE, PANGO_ELLIPSIZE_END }; static const gchar *GbEllipsizeSymbols[] = { "PANGO_ELLIPSIZE_NONE", "PANGO_ELLIPSIZE_START", "PANGO_ELLIPSIZE_MIDDLE", "PANGO_ELLIPSIZE_END" }; /****** * NOTE: To use these functions you need to uncomment them AND add a pointer * to the function in the GbWidget struct at the end of this file. ******/ /* * Creates a new GtkWidget of class GtkProgressBar, performing any specialized * initialization needed for the widget to work correctly in this environment. * If a dialog box is used to initialize the widget, return NULL from this * function, and call data->callback with your new widget when it is done. * If the widget needs a special destroy handler, add a signal here. */ GtkWidget * gb_progress_bar_new (GbWidgetNewData * data) { GtkWidget *new_widget; new_widget = gtk_progress_bar_new (); return new_widget; } /* * Creates the components needed to edit the extra properties of this widget. */ static void gb_progress_bar_create_properties (GtkWidget * widget, GbWidgetCreateArgData * data) { property_add_choice (Orientation, _("Orientation:"), _("The orientation of the progress bar's contents"), GbOrientationChoices); property_add_float_range (Fraction, _("Fraction:"), _("The fraction of work that has been completed"), 0, 1, 0.01, 0.1, 0.01, 2); property_add_float_range (PulseStep, _("Pulse Step:"), _("The fraction of the progress bar length to move the bouncing block when pulsed"), 0, 1, 0.01, 0.1, 0.01, 2); property_add_string (Text, _("Text:"), _("The text to display over the progress bar")); property_add_choice (Ellipsize, _("Ellipsize:"), _("How to ellipsize the string"), GbEllipsizeChoices); #if 0 /* ShowText is implicit now, if the Text property is set to anything. */ property_add_bool (ShowText, _("Show Text:"), _("If the text should be shown in the progress bar")); /* ActivityMode is deprecated and implicit now. The app just calls gtk_progress_bar_pulse() and it automatically goes into activity mode. */ property_add_bool (ActivityMode, _("Activity Mode:"), _("If the progress bar should act like the front of Kit's car")); /* The GtkProgress interface is deprecated now, and GtkProgressBar doesn't have functions to set these, so I suppose we shouldn't support them. */ property_add_float_range (XAlign, _("X Align:"), _("The horizontal alignment of the text"), 0, 1, 0.01, 0.1, 0.01, 2); property_add_float_range (YAlign, _("Y Align:"), _("The vertical alignment of the text"), 0, 1, 0.01, 0.1, 0.01, 2); #endif } /* * Gets the properties of the widget. This is used for both displaying the * properties in the property editor, and also for saving the properties. */ static void gb_progress_bar_get_properties(GtkWidget *widget, GbWidgetGetArgData * data) { PangoEllipsizeMode ellipsize_mode; gint i; for (i = 0; i < sizeof (GbOrientationValues) / sizeof (GbOrientationValues[0]); i++) { if (GbOrientationValues[i] == GTK_PROGRESS_BAR (widget)->orientation) gb_widget_output_choice (data, Orientation, i, GbOrientationSymbols[i]); } gb_widget_output_float (data, Fraction, gtk_progress_bar_get_fraction (GTK_PROGRESS_BAR (widget))); gb_widget_output_float (data, PulseStep, gtk_progress_bar_get_pulse_step (GTK_PROGRESS_BAR (widget))); gb_widget_output_translatable_string (data, Text, gtk_progress_bar_get_text (GTK_PROGRESS_BAR (widget))); ellipsize_mode = gtk_progress_bar_get_ellipsize (GTK_PROGRESS_BAR (widget)); for (i = 0; i < sizeof (GbEllipsizeValues) / sizeof (GbEllipsizeValues[0]); i++) { if (GbEllipsizeValues[i] == ellipsize_mode) gb_widget_output_choice (data, Ellipsize, i, GbEllipsizeSymbols[i]); } #if 0 gb_widget_output_bool (data, ShowText, GTK_PROGRESS (widget)->show_text); gb_widget_output_bool (data, ActivityMode, GTK_PROGRESS (widget)->activity_mode); gb_widget_output_float (data, XAlign, GTK_PROGRESS (widget)->x_align); gb_widget_output_float (data, YAlign, GTK_PROGRESS (widget)->y_align); #endif } /* * Sets the properties of the widget. This is used for both applying the * properties changed in the property editor, and also for loading. */ static void gb_progress_bar_set_properties(GtkWidget * widget, GbWidgetSetArgData * data) { gfloat fraction, pulse_step; #if 0 gfloat activityMode, xalign, yalign; gboolean set_alignment = FALSE; gboolean showText; #endif gchar *orientation, *text, *ellipsize_mode; gint i; orientation = gb_widget_input_choice (data, Orientation); if (data->apply) { for (i = 0; i < sizeof (GbOrientationValues) / sizeof (GbOrientationValues[0]); i++) { if (!strcmp (orientation, GbOrientationChoices[i]) || !strcmp (orientation, GbOrientationSymbols[i])) { gtk_progress_bar_set_orientation (GTK_PROGRESS_BAR (widget), GbOrientationValues[i]); break; } } } fraction = gb_widget_input_float (data, Fraction); if (data->apply) gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (widget), fraction); pulse_step = gb_widget_input_float (data, PulseStep); if (data->apply) gtk_progress_bar_set_pulse_step (GTK_PROGRESS_BAR (widget), pulse_step); text = gb_widget_input_string (data, Text); if (data->apply) gtk_progress_bar_set_text (GTK_PROGRESS_BAR (widget), text); ellipsize_mode = gb_widget_input_choice (data, Ellipsize); if (data->apply) { for (i = 0; i < sizeof (GbEllipsizeValues) / sizeof (GbEllipsizeValues[0]); i++) { if (!strcmp (ellipsize_mode, GbEllipsizeChoices[i]) || !strcmp (ellipsize_mode, GbEllipsizeSymbols[i])) { gtk_progress_bar_set_ellipsize (GTK_PROGRESS_BAR (widget), GbEllipsizeValues[i]); break; } } } #if 0 showText = gb_widget_input_bool (data, ShowText); if (data->apply) gtk_progress_set_show_text (GTK_PROGRESS (widget), showText); activityMode = gb_widget_input_bool (data, ActivityMode); if (data->apply) gtk_progress_set_activity_mode (GTK_PROGRESS (widget), activityMode); xalign = gb_widget_input_float (data, XAlign); if (data->apply) set_alignment = TRUE; else xalign = GTK_PROGRESS (widget)->x_align; yalign = gb_widget_input_float (data, YAlign); if (data->apply) set_alignment = TRUE; else yalign = GTK_PROGRESS (widget)->y_align; if (set_alignment) gtk_progress_set_text_alignment (GTK_PROGRESS (widget), xalign, yalign); #endif } /* * Writes the source code needed to create this widget. * You have to output everything necessary to create the widget here, though * there are some convenience functions to help. */ static void gb_progress_bar_write_source (GtkWidget * widget, GbWidgetWriteSourceData * data) { gfloat fraction, pulse_step; const char *text; PangoEllipsizeMode ellipsize_mode; gint i; if (data->create_widget) { source_add (data, " %s = gtk_progress_bar_new ();\n", data->wname); } gb_widget_write_standard_source (widget, data); if (GTK_PROGRESS_BAR (widget)->orientation != GTK_PROGRESS_LEFT_TO_RIGHT) { for (i = 0; i < sizeof (GbOrientationValues) / sizeof (GbOrientationValues[0]); i++) { if (GbOrientationValues[i] == GTK_PROGRESS_BAR (widget)->orientation) source_add (data, " gtk_progress_bar_set_orientation (GTK_PROGRESS_BAR (%s), %s);\n", data->wname, GbOrientationSymbols[i]); } } fraction = gtk_progress_bar_get_fraction (GTK_PROGRESS_BAR (widget)); if (fraction >= GLADE_EPSILON) source_add (data, " gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (%s), %g);\n", data->wname, fraction); pulse_step = gtk_progress_bar_get_pulse_step (GTK_PROGRESS_BAR (widget)); if (fabs (pulse_step - 0.1) >= GLADE_EPSILON) source_add (data, " gtk_progress_bar_set_pulse_step (GTK_PROGRESS_BAR (%s), %g);\n", data->wname, pulse_step); text = gtk_progress_bar_get_text (GTK_PROGRESS_BAR (widget)); if (text && *text) { gboolean translatable, context; gchar *comments; glade_util_get_translation_properties (widget, Text, &translatable, &comments, &context); source_add_translator_comments (data, translatable, comments); source_add (data, " gtk_progress_bar_set_text (GTK_PROGRESS_BAR (%s), %s);\n", data->wname, source_make_string_full (text, data->use_gettext && translatable, context)); } ellipsize_mode = gtk_progress_bar_get_ellipsize (GTK_PROGRESS_BAR (widget)); if (ellipsize_mode != PANGO_ELLIPSIZE_NONE) { for (i = 0; i < sizeof (GbEllipsizeValues) / sizeof (GbEllipsizeValues[0]); i++) { if (GbEllipsizeValues[i] == ellipsize_mode) source_add (data, " gtk_progress_bar_set_ellipsize (GTK_PROGRESS_BAR (%s), %s);\n", data->wname, GbEllipsizeSymbols[i]); } } #if 0 if (GTK_PROGRESS (widget)->show_text) { source_add( data, " gtk_progress_set_show_text (GTK_PROGRESS (%s), TRUE);\n", data->wname); } if (GTK_PROGRESS (widget)->activity_mode) { source_add( data, " gtk_progress_set_activity_mode (GTK_PROGRESS (%s), TRUE);\n", data->wname); } if (GTK_PROGRESS (widget)->x_align != 0.5 || GTK_PROGRESS (widget)->y_align != 0.5) { source_add( data, " gtk_progress_set_text_alignment (GTK_PROGRESS (%s), %g, %g);\n", data->wname, GTK_PROGRESS (widget)->x_align, GTK_PROGRESS (widget)->y_align); } #endif } /* * Initializes the GbWidget structure. * I've placed this at the end of the file so we don't have to include * declarations of all the functions. */ GbWidget * gb_progress_bar_init () { /* Initialise the GTK type */ volatile GtkType type; type = gtk_progress_bar_get_type (); /* Initialize the GbWidget structure */ gb_widget_init_struct (&gbwidget); /* Fill in the pixmap struct & tooltip */ gbwidget.pixmap_struct = progressbar_xpm; gbwidget.tooltip = _("Progress Bar"); /* Fill in any functions that this GbWidget has */ gbwidget.gb_widget_new = gb_progress_bar_new; gbwidget.gb_widget_create_properties = gb_progress_bar_create_properties; gbwidget.gb_widget_get_properties = gb_progress_bar_get_properties; gbwidget.gb_widget_set_properties = gb_progress_bar_set_properties; /*gbwidget.gb_widget_create_popup_menu = gb_progress_bar_create_popup_menu;*/ gbwidget.gb_widget_write_source = gb_progress_bar_write_source; return &gbwidget; }