From 3e4dfc47e7803d16d14ffe655f9568871c4f2339 Mon Sep 17 00:00:00 2001 From: Steve Zesch Date: Sat, 24 Nov 2012 20:47:50 -0500 Subject: GTK2 support. Menu fix. Code cleanups. --- src/math-window.c | 292 ++++++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 283 insertions(+), 9 deletions(-) (limited to 'src/math-window.c') diff --git a/src/math-window.c b/src/math-window.c index 4ecc5f7..4692ec8 100644 --- a/src/math-window.c +++ b/src/math-window.c @@ -22,23 +22,39 @@ enum { struct MathWindowPrivate { + GtkWidget *menu_bar; MathEquation *equation; MathDisplay *display; MathButtons *buttons; + MathPreferencesDialog *preferences_dialog; gboolean right_aligned; + GtkWidget *mode_basic_menu_item; + GtkWidget *mode_advanced_menu_item; + GtkWidget *mode_financial_menu_item; + GtkWidget *mode_programming_menu_item; }; -G_DEFINE_TYPE (MathWindow, math_window, GTK_TYPE_APPLICATION_WINDOW); +G_DEFINE_TYPE (MathWindow, math_window, GTK_TYPE_WINDOW); +enum +{ + QUIT, + LAST_SIGNAL +}; + +static guint signals[LAST_SIGNAL] = { 0, }; MathWindow * -math_window_new(GtkApplication *app, MathEquation *equation) +math_window_new(MathEquation *equation) { return g_object_new(math_window_get_type(), - "application", app, - "equation", equation, NULL); + "equation", equation, NULL); } +GtkWidget *math_window_get_menu_bar(MathWindow *window) +{ + return window->priv->menu_bar; +} MathEquation * math_window_get_equation(MathWindow *window) @@ -83,9 +99,32 @@ math_window_critical_error(MathWindow *window, const gchar *title, const gchar * gtk_dialog_run(GTK_DIALOG(dialog)); - gtk_widget_destroy(GTK_WIDGET(window)); + g_signal_emit(window, signals[QUIT], 0); +} + +static void mode_changed_cb(GtkWidget *menu, MathWindow *window) +{ + int mode; + + if (!gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(menu))) + { + return; + } + + mode = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(menu), "calcmode")); + math_buttons_set_mode(window->priv->buttons, mode); } +static void show_preferences_cb(GtkMenuItem *menu, MathWindow *window) +{ + if (!window->priv->preferences_dialog) + { + window->priv->preferences_dialog = math_preferences_dialog_new(window->priv->equation); + gtk_window_set_transient_for(GTK_WINDOW(window->priv->preferences_dialog), GTK_WINDOW(window)); + } + + gtk_window_present(GTK_WINDOW(window->priv->preferences_dialog)); +} static gboolean key_press_cb(MathWindow *window, GdkEventKey *event) @@ -118,6 +157,104 @@ key_press_cb(MathWindow *window, GdkEventKey *event) return result; } +static void delete_cb(MathWindow *window, GdkEvent *event) +{ + g_signal_emit(window, signals[QUIT], 0); +} + +static void copy_cb(GtkWidget *widget, MathWindow *window) +{ + math_equation_copy(window->priv->equation); +} + +static void paste_cb(GtkWidget *widget, MathWindow *window) +{ + math_equation_paste(window->priv->equation); +} + +static void undo_cb(GtkWidget *widget, MathWindow *window) +{ + math_equation_undo(window->priv->equation); +} + +static void redo_cb(GtkWidget *widget, MathWindow *window) +{ + math_equation_redo(window->priv->equation); +} + +static void help_cb(GtkWidget *widget, MathWindow *window) +{ + GdkScreen *screen; + GError *error = NULL; + + screen = gtk_widget_get_screen(GTK_WIDGET(window)); + gtk_show_uri(screen, "ghelp:mate-calc", gtk_get_current_event_time(), &error); + + if (error != NULL) + { + GtkWidget *d; + /* Translators: Error message displayed when unable to launch help browser */ + const char *message = _("Unable to open help file"); + + d = gtk_message_dialog_new(GTK_WINDOW(window), GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, + GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, "%s", message); + gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(d), "%s", error->message); + g_signal_connect(d, "respones", G_CALLBACK(gtk_widget_destroy), NULL); + gtk_window_present(GTK_WINDOW (d)); + + g_error_free(error); + } +} + +static void about_cb(GtkWidget* widget, MathWindow* window) +{ + char* authors[] = { + "Rich Burridge ", + "Robert Ancell ", + "Klaus Niederkrüger ", + NULL + }; + + char* documenters[] = { + "Sun Microsystems", + NULL + }; + + /* The translator credits. Please translate this with your name(s). */ + char* translator_credits = _("translator-credits"); + + char copyright[] = \ + "Copyright \xc2\xa9 1986–2010 The GCalctool authors\n" + "Copyright \xc2\xa9 2011-2012 MATE developers"; + + /* The license this software is under (GPL2+) */ + char* license = _("mate-calc is free software; you can redistribute it and/or modify\n" + "it under the terms of the GNU General Public License as published by\n" + "the Free Software Foundation; either version 2 of the License, or\n" + "(at your option) any later version.\n" + "\n" + "mate-calc is distributed in the hope that it will be useful,\n" + "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" + "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" + "GNU General Public License for more details.\n" + "\n" + "You should have received a copy of the GNU General Public License\n" + "along with mate-calc; if not, write to the Free Software Foundation, Inc.,\n" + "151 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA"); + + gtk_show_about_dialog(GTK_WINDOW(window), + "name", _("mate-calc"), + "version", VERSION, + "copyright", copyright, + "license", license, + "comments", _("Calculator with financial and scientific modes."), + "authors", authors, + "documenters", documenters, + "translator_credits", translator_credits, + "logo-icon-name", "accessories-calculator", + "website", "http://mate-desktop.org", + NULL); +} static void scroll_changed_cb(GtkAdjustment *adjustment, MathWindow *window) @@ -136,18 +273,144 @@ scroll_value_changed_cb(GtkAdjustment *adjustment, MathWindow *window) window->priv->right_aligned = FALSE; } +static void button_mode_changed_cb(MathButtons *buttons, GParamSpec *spec, MathWindow *window) +{ + GtkWidget *menu; + + switch (math_buttons_get_mode(buttons)) + { + default: + case BASIC: + menu = window->priv->mode_basic_menu_item; + break; + case ADVANCED: + menu = window->priv->mode_advanced_menu_item; + break; + case FINANCIAL: + menu = window->priv->mode_financial_menu_item; + break; + case PROGRAMMING: + menu = window->priv->mode_programming_menu_item; + break; + } + + gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(menu), TRUE); +} + +static GtkWidget *add_menu(GtkWidget *menu_bar, const gchar *name) +{ + GtkWidget *menu_item; + GtkWidget *menu; + + menu_item = gtk_menu_item_new_with_mnemonic(name); + gtk_menu_shell_append(GTK_MENU_SHELL(menu_bar), menu_item); + gtk_widget_show(menu_item); + menu = gtk_menu_new(); + gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_item), menu); + + return menu; +} + +static void quit_cb(GtkWidget* widget, MathWindow* window) +{ + g_signal_emit(window, signals[QUIT], 0); +} + +static GtkWidget *add_menu_item(GtkWidget *menu, GtkWidget *menu_item, GCallback callback, gpointer callback_data) +{ + gtk_menu_shell_append(GTK_MENU_SHELL(menu), menu_item); + gtk_widget_show(menu_item); + + if (callback) + { + g_signal_connect(G_OBJECT(menu_item), "activate", callback, callback_data); + } + + return menu_item; +} + +static GtkWidget *radio_menu_item_new(GSList **group, const gchar *name) +{ + GtkWidget *menu_item = gtk_radio_menu_item_new_with_mnemonic(*group, name); + + *group = gtk_radio_menu_item_get_group(GTK_RADIO_MENU_ITEM(menu_item)); + + return menu_item; +} + +static void create_menu(MathWindow* window) +{ + GtkAccelGroup* accel_group; + GtkWidget* menu; + GtkWidget* menu_item; + GSList* group = NULL; + + accel_group = gtk_accel_group_new(); + gtk_window_add_accel_group(GTK_WINDOW(window), accel_group); + + /* Calculator menu */ + #define CALCULATOR_MENU_LABEL _("_Calculator") + /* Mode menu */ + #define MODE_MENU_LABEL _("_Mode") + /* Help menu label */ + #define HELP_MENU_LABEL _("_Help") + /* Basic menu label */ + #define MODE_BASIC_LABEL _("_Basic") + /* Advanced menu label */ + #define MODE_ADVANCED_LABEL _("_Advanced") + /* Financial menu label */ + #define MODE_FINANCIAL_LABEL _("_Financial") + /* Programming menu label */ + #define MODE_PROGRAMMING_LABEL _("_Programming") + /* Help>Contents menu label */ + #define HELP_CONTENTS_LABEL _("_Contents") + + menu = add_menu(window->priv->menu_bar, CALCULATOR_MENU_LABEL); + add_menu_item(menu, gtk_image_menu_item_new_from_stock(GTK_STOCK_COPY, accel_group), G_CALLBACK(copy_cb), window); + add_menu_item(menu, gtk_image_menu_item_new_from_stock(GTK_STOCK_PASTE, accel_group), G_CALLBACK(paste_cb), window); + menu_item = add_menu_item(menu, gtk_image_menu_item_new_from_stock(GTK_STOCK_UNDO, accel_group), G_CALLBACK(undo_cb), window); + gtk_widget_add_accelerator(menu_item, "activate", accel_group, GDK_z, GDK_CONTROL_MASK, GTK_ACCEL_VISIBLE); + menu_item = add_menu_item(menu, gtk_image_menu_item_new_from_stock(GTK_STOCK_REDO, accel_group), G_CALLBACK(redo_cb), window); + gtk_widget_add_accelerator(menu_item, "activate", accel_group, GDK_z, GDK_CONTROL_MASK | GDK_SHIFT_MASK, GTK_ACCEL_VISIBLE); + add_menu_item(menu, gtk_separator_menu_item_new(), NULL, NULL); + add_menu_item(menu, gtk_image_menu_item_new_from_stock(GTK_STOCK_PREFERENCES, accel_group), G_CALLBACK(show_preferences_cb), window); + add_menu_item(menu, gtk_separator_menu_item_new(), NULL, NULL); + menu_item = add_menu_item(menu, gtk_image_menu_item_new_from_stock(GTK_STOCK_QUIT, accel_group), G_CALLBACK(quit_cb), window); + gtk_widget_add_accelerator(menu_item, "activate", accel_group, GDK_w, GDK_CONTROL_MASK, 0); + + menu = add_menu(window->priv->menu_bar, MODE_MENU_LABEL); + window->priv->mode_basic_menu_item = add_menu_item(menu, radio_menu_item_new(&group, MODE_BASIC_LABEL), G_CALLBACK(mode_changed_cb), window); + g_object_set_data(G_OBJECT(window->priv->mode_basic_menu_item), "calcmode", GINT_TO_POINTER(BASIC)); + window->priv->mode_advanced_menu_item = add_menu_item(menu, radio_menu_item_new(&group, MODE_ADVANCED_LABEL), G_CALLBACK(mode_changed_cb), window); + g_object_set_data(G_OBJECT(window->priv->mode_advanced_menu_item), "calcmode", GINT_TO_POINTER(ADVANCED)); + window->priv->mode_financial_menu_item = add_menu_item(menu, radio_menu_item_new(&group, MODE_FINANCIAL_LABEL), G_CALLBACK(mode_changed_cb), window); + g_object_set_data(G_OBJECT(window->priv->mode_financial_menu_item), "calcmode", GINT_TO_POINTER(FINANCIAL)); + window->priv->mode_programming_menu_item = add_menu_item(menu, radio_menu_item_new(&group, MODE_PROGRAMMING_LABEL), G_CALLBACK(mode_changed_cb), window); + g_object_set_data(G_OBJECT(window->priv->mode_programming_menu_item), "calcmode", GINT_TO_POINTER(PROGRAMMING)); + + menu = add_menu(window->priv->menu_bar, HELP_MENU_LABEL); + menu_item = add_menu_item(menu, gtk_menu_item_new_with_mnemonic(HELP_CONTENTS_LABEL), G_CALLBACK(help_cb), window); + gtk_widget_add_accelerator(menu_item, "activate", accel_group, GDK_F1, 0, GTK_ACCEL_VISIBLE); + add_menu_item(menu, gtk_image_menu_item_new_from_stock(GTK_STOCK_ABOUT, accel_group), G_CALLBACK(about_cb), window); +} static void create_gui(MathWindow *window) { GtkWidget *main_vbox, *vbox; GtkWidget *scrolled_window; - - main_vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0); + + main_vbox = gtk_vbox_new(FALSE, 0); gtk_container_add(GTK_CONTAINER(window), main_vbox); gtk_widget_show(main_vbox); - vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 6); + window->priv->menu_bar = gtk_menu_bar_new(); + gtk_box_pack_start(GTK_BOX(main_vbox), window->priv->menu_bar, TRUE, TRUE, 0); + gtk_widget_show(window->priv->menu_bar); + + create_menu(window); + + vbox = gtk_vbox_new(FALSE, 6); gtk_container_set_border_width(GTK_CONTAINER(vbox), 6); gtk_box_pack_start(GTK_BOX(main_vbox), vbox, TRUE, TRUE, 0); gtk_widget_show(vbox); @@ -155,7 +418,7 @@ create_gui(MathWindow *window) scrolled_window = gtk_scrolled_window_new(NULL, NULL); gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_NEVER); gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled_window), GTK_SHADOW_IN); - gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(scrolled_window), FALSE, FALSE, 0); + gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(scrolled_window), TRUE, TRUE, 0); g_signal_connect(gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(scrolled_window)), "changed", G_CALLBACK(scroll_changed_cb), window); g_signal_connect(gtk_scrolled_window_get_hadjustment(GTK_SCROLLED_WINDOW(scrolled_window)), "value-changed", G_CALLBACK(scroll_value_changed_cb), window); window->priv->right_aligned = TRUE; @@ -166,6 +429,8 @@ create_gui(MathWindow *window) gtk_widget_show(GTK_WIDGET(window->priv->display)); window->priv->buttons = math_buttons_new(window->priv->equation); + g_signal_connect(window->priv->buttons, "notify::mode", G_CALLBACK(button_mode_changed_cb), window); + button_mode_changed_cb(window->priv->buttons, NULL, window); gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(window->priv->buttons), TRUE, TRUE, 0); gtk_widget_show(GTK_WIDGET(window->priv->buttons)); } @@ -231,6 +496,14 @@ math_window_class_init(MathWindowClass *klass) "Equation being calculated", math_equation_get_type(), G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); + + signals[QUIT] = g_signal_new("quit", + G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (MathWindowClass, quit), + NULL, NULL, + g_cclosure_marshal_VOID__VOID, + G_TYPE_NONE, 0); } @@ -244,4 +517,5 @@ math_window_init(MathWindow *window) gtk_window_set_role(GTK_WINDOW(window), "mate-calc"); gtk_window_set_resizable(GTK_WINDOW(window), FALSE); g_signal_connect_after(G_OBJECT(window), "key-press-event", G_CALLBACK(key_press_cb), NULL); + g_signal_connect(G_OBJECT(window), "delete-event", G_CALLBACK(delete_cb), NULL); } -- cgit v1.2.1