/* * Copyright (C) 2008-2011 Robert Ancell * * 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. See http://www.gnu.org/copyleft/gpl.html the full text of the * license. */ #include #include "math-buttons.h" #include "math-converter.h" #include "math-variable-popup.h" #include "financial.h" #include "mp-serializer.h" enum { PROP_0, PROP_EQUATION, PROP_MODE, PROP_PROGRAMMING_BASE }; static GType button_mode_type; #define MAXBITS 64 /* Bit panel: number of bit fields. */ struct MathButtonsPrivate { MathEquation *equation; ButtonMode mode; gint programming_base; MathConverter *converter; GtkBuilder *basic_ui, *advanced_ui, *financial_ui, *programming_ui; GtkWidget *bas_panel, *adv_panel, *fin_panel, *prog_panel; GtkWidget *active_panel; GtkWidget *shift_left_menu, *shift_right_menu; GtkWidget *function_menu; GList *superscript_toggles; GList *subscript_toggles; GtkWidget *base_combo; GtkWidget *base_label; GtkWidget *bit_panel; GtkWidget *bit_labels[MAXBITS]; GtkWidget *character_code_dialog; GtkWidget *character_code_entry; }; G_DEFINE_TYPE (MathButtons, math_buttons, GTK_TYPE_VBOX); #define UI_BASIC_FILE UI_DIR "/buttons-basic.ui" #define UI_ADVANCED_FILE UI_DIR "/buttons-advanced.ui" #define UI_FINANCIAL_FILE UI_DIR "/buttons-financial.ui" #define UI_PROGRAMMING_FILE UI_DIR "/buttons-programming.ui" #define GET_WIDGET(ui, name) \ GTK_WIDGET(gtk_builder_get_object((ui), (name))) #define WM_WIDTH_FACTOR 10 #define WM_HEIGHT_FACTOR 30 typedef enum { NUMBER, NUMBER_BOLD, OPERATOR, FUNCTION, MEMORY, GROUP, ACTION } ButtonClass; typedef struct { const char *widget_name; const char *data; ButtonClass class; const char *tooltip; } ButtonData; static ButtonData button_data[] = { {"pi", "π", NUMBER, /* Tooltip for the Pi button */ N_("Pi [Ctrl+P]")}, {"eulers_number", "e", NUMBER, /* Tooltip for the Euler's Number button */ N_("Euler’s Number")}, {"imaginary", "i", NUMBER, NULL}, {"numeric_point", NULL, NUMBER, NULL}, {"subscript", NULL, NUMBER_BOLD, /* Tooltip for the subscript button */ N_("Subscript mode [Alt]")}, {"superscript", NULL, NUMBER_BOLD, /* Tooltip for the superscript button */ N_("Superscript mode [Ctrl]")}, {"exponential", NULL, NUMBER_BOLD, /* Tooltip for the scientific exponent button */ N_("Scientific exponent [Ctrl+E]")}, {"add", "+", OPERATOR, /* Tooltip for the add button */ N_("Add [+]")}, {"subtract", "−", OPERATOR, /* Tooltip for the subtract button */ N_("Subtract [-]")}, {"multiply", "×", OPERATOR, /* Tooltip for the multiply button */ N_("Multiply [*]")}, {"divide", "÷", OPERATOR, /* Tooltip for the divide button */ N_("Divide [/]")}, {"modulus_divide", " mod ", OPERATOR, /* Tooltip for the modulus divide button */ N_("Modulus divide")}, {"function", NULL, FUNCTION, /* Tooltip for the additional functions button */ N_("Additional Functions")}, {"x_pow_y", "^", FUNCTION, /* Tooltip for the exponent button */ N_("Exponent [^ or **]")}, {"x_squared", "²", FUNCTION, /* Tooltip for the square button */ N_("Square [Ctrl+2]")}, {"percentage", "%", NUMBER, /* Tooltip for the percentage button */ N_("Percentage [%]")}, {"factorial", "!", FUNCTION, /* Tooltip for the factorial button */ N_("Factorial [!]")}, {"abs", "|", FUNCTION, /* Tooltip for the absolute value button */ N_("Absolute value [|]")}, {"arg", "Arg ", FUNCTION, /* Tooltip for the complex argument component button */ N_("Complex argument")}, {"conjugate", "conj ", FUNCTION, /* Tooltip for the complex conjugate button */ N_("Complex conjugate")}, {"root", "√", FUNCTION, /* Tooltip for the root button */ N_("Root [Ctrl+R]")}, {"square_root", "√", FUNCTION, /* Tooltip for the square root button */ N_("Square root [Ctrl+R]")}, {"logarithm", "log ", FUNCTION, /* Tooltip for the logarithm button */ N_("Logarithm")}, {"natural_logarithm", "ln ", FUNCTION, /* Tooltip for the natural logarithm button */ N_("Natural Logarithm")}, {"sine", "sin ", FUNCTION, /* Tooltip for the sine button */ N_("Sine")}, {"cosine", "cos ", FUNCTION, /* Tooltip for the cosine button */ N_("Cosine")}, {"tangent", "tan ", FUNCTION, /* Tooltip for the tangent button */ N_("Tangent")}, {"hyperbolic_sine", "sinh ", FUNCTION, /* Tooltip for the hyperbolic sine button */ N_("Hyperbolic Sine")}, {"hyperbolic_cosine", "cosh ", FUNCTION, /* Tooltip for the hyperbolic cosine button */ N_("Hyperbolic Cosine")}, {"hyperbolic_tangent", "tanh ", FUNCTION, /* Tooltip for the hyperbolic tangent button */ N_("Hyperbolic Tangent")}, {"inverse_sine", "asin", FUNCTION, /* Tooltip for the inverse sine button */ N_("Inverse Sine")}, {"inverse_cosine", "acos", FUNCTION, /* Tooltip for the inverse cosine button */ N_("Inverse Cosine")}, {"inverse_tangent", "atan", FUNCTION, /* Tooltip for the inverse tangent button */ N_("Inverse Tangent")}, {"inverse", "⁻¹", FUNCTION, /* Tooltip for the inverse button */ N_("Inverse [Ctrl+I]")}, {"and", "∧", OPERATOR, /* Tooltip for the boolean AND button */ N_("Boolean AND")}, {"or", "∨", OPERATOR, /* Tooltip for the boolean OR button */ N_("Boolean OR")}, {"xor", "⊻", OPERATOR, /* Tooltip for the exclusive OR button */ N_("Boolean Exclusive OR")}, {"not", "¬", FUNCTION, /* Tooltip for the boolean NOT button */ N_("Boolean NOT")}, {"integer_portion", "int ", FUNCTION, /* Tooltip for the integer component button */ N_("Integer Component")}, {"fractional_portion", "frac ", FUNCTION, /* Tooltip for the fractional component button */ N_("Fractional Component")}, {"real_portion", "Re ", FUNCTION, /* Tooltip for the real component button */ N_("Real Component")}, {"imaginary_portion", "Im ", FUNCTION, /* Tooltip for the imaginary component button */ N_("Imaginary Component")}, {"ones_complement", "ones ", FUNCTION, /* Tooltip for the ones' complement button */ N_("Ones' Complement")}, {"twos_complement", "twos ", FUNCTION, /* Tooltip for the two's complement button */ N_("Two's Complement")}, {"trunc", "trunc ", FUNCTION, /* Tooltip for the truncate button */ N_("Truncate")}, {"start_group", "(", GROUP, /* Tooltip for the start group button */ N_("Start Group [(]")}, {"end_group", ")", GROUP, /* Tooltip for the end group button */ N_("End Group [)]")}, {"memory", NULL, MEMORY, /* Tooltip for the memory button */ N_("Memory")}, {"character", NULL, MEMORY, /* Tooltip for the insert character code button */ N_("Insert Character Code")}, {"result", NULL, ACTION, /* Tooltip for the solve button */ N_("Calculate Result")}, {"factor", NULL, ACTION, /* Tooltip for the factor button */ N_("Factorize [Ctrl+F]")}, {"clear", NULL, GROUP, /* Tooltip for the clear button */ N_("Clear Display [Escape]")}, {"undo", NULL, GROUP, /* Tooltip for the undo button */ N_("Undo [Ctrl+Z]")}, {"shift_left", NULL, ACTION, /* Tooltip for the shift left button */ N_("Shift Left")}, {"shift_right", NULL, ACTION, /* Tooltip for the shift right button */ N_("Shift Right")}, {"finc_compounding_term", NULL, FUNCTION, /* Tooltip for the compounding term button */ N_("Compounding Term")}, {"finc_double_declining_depreciation", NULL, FUNCTION, /* Tooltip for the double declining depreciation button */ N_("Double Declining Depreciation")}, {"finc_future_value", NULL, FUNCTION, /* Tooltip for the future value button */ N_("Future Value")}, {"finc_term", NULL, FUNCTION, /* Tooltip for the financial term button */ N_("Financial Term")}, {"finc_sum_of_the_years_digits_depreciation", NULL, FUNCTION, /* Tooltip for the sum of the years digits depreciation button */ N_("Sum of the Years Digits Depreciation")}, {"finc_straight_line_depreciation", NULL, FUNCTION, /* Tooltip for the straight line depreciation button */ N_("Straight Line Depreciation")}, {"finc_periodic_interest_rate", NULL, FUNCTION, /* Tooltip for the periodic interest rate button */ N_("Periodic Interest Rate")}, {"finc_present_value", NULL, FUNCTION, /* Tooltip for the present value button */ N_("Present Value")}, {"finc_periodic_payment", NULL, FUNCTION, /* Tooltip for the periodic payment button */ N_("Periodic Payment")}, {"finc_gross_profit_margin", NULL, FUNCTION, /* Tooltip for the gross profit margin button */ N_("Gross Profit Margin")}, {NULL, NULL, 0, NULL} }; /* The names of each field in the dialogs for the financial functions */ static char *finc_dialog_fields[][5] = { {"ctrm_pint", "ctrm_fv", "ctrm_pv", NULL, NULL}, {"ddb_cost", "ddb_life", "ddb_period", NULL, NULL}, {"fv_pmt", "fv_pint", "fv_n", NULL, NULL}, {"gpm_cost", "gpm_margin", NULL, NULL, NULL}, {"pmt_prin", "pmt_pint", "pmt_n", NULL, NULL}, {"pv_pmt", "pv_pint", "pv_n", NULL, NULL}, {"rate_fv", "rate_pv", "rate_n", NULL, NULL}, {"sln_cost", "sln_salvage", "sln_life", NULL, NULL}, {"syd_cost", "syd_salvage", "syd_life", "syd_period", NULL}, {"term_pmt", "term_fv", "term_pint", NULL, NULL}, {NULL, NULL, NULL, NULL, NULL} }; MathButtons * math_buttons_new(MathEquation *equation) { return g_object_new(math_buttons_get_type(), "equation", equation, NULL); } static void set_data(GtkBuilder *ui, const gchar *object_name, const gchar *name, const char *value) { GObject *object; object = gtk_builder_get_object(ui, object_name); if (object) g_object_set_data(object, name, GINT_TO_POINTER(value)); } static void set_int_data(GtkBuilder *ui, const gchar *object_name, const gchar *name, gint value) { GObject *object; object = gtk_builder_get_object(ui, object_name); if (object) g_object_set_data(object, name, GINT_TO_POINTER(value)); } static void load_finc_dialogs(MathButtons *buttons) { int i, j; set_int_data(buttons->priv->financial_ui, "ctrm_dialog", "finc_dialog", FINC_CTRM_DIALOG); set_int_data(buttons->priv->financial_ui, "ddb_dialog", "finc_dialog", FINC_DDB_DIALOG); set_int_data(buttons->priv->financial_ui, "fv_dialog", "finc_dialog", FINC_FV_DIALOG); set_int_data(buttons->priv->financial_ui, "gpm_dialog", "finc_dialog", FINC_GPM_DIALOG); set_int_data(buttons->priv->financial_ui, "pmt_dialog", "finc_dialog", FINC_PMT_DIALOG); set_int_data(buttons->priv->financial_ui, "pv_dialog", "finc_dialog", FINC_PV_DIALOG); set_int_data(buttons->priv->financial_ui, "rate_dialog", "finc_dialog", FINC_RATE_DIALOG); set_int_data(buttons->priv->financial_ui, "sln_dialog", "finc_dialog", FINC_SLN_DIALOG); set_int_data(buttons->priv->financial_ui, "syd_dialog", "finc_dialog", FINC_SYD_DIALOG); set_int_data(buttons->priv->financial_ui, "term_dialog", "finc_dialog", FINC_TERM_DIALOG); for (i = 0; finc_dialog_fields[i][0] != NULL; i++) { for (j = 0; finc_dialog_fields[i][j]; j++) { GObject *o; o = gtk_builder_get_object (buttons->priv->financial_ui, finc_dialog_fields[i][j]); g_object_set_data(o, "finc_field", GINT_TO_POINTER(j)); g_object_set_data(o, "finc_dialog", GINT_TO_POINTER(i)); } } } static void update_bit_panel(MathButtons *buttons) { MPNumber x; gboolean enabled; guint64 bits; int i; GString *label; gint base; if (!buttons->priv->bit_panel) return; enabled = math_equation_get_number(buttons->priv->equation, &x); if (enabled) { MPNumber max, fraction; mp_set_from_unsigned_integer(G_MAXUINT64, &max); mp_fractional_part(&x, &fraction); if (mp_is_negative(&x) || mp_is_greater_than(&x, &max) || !mp_is_zero(&fraction)) enabled = FALSE; else bits = mp_cast_to_unsigned_int(&x); } gtk_widget_set_sensitive(buttons->priv->bit_panel, enabled); gtk_widget_set_sensitive(buttons->priv->base_label, enabled); if (!enabled) return; for (i = 0; i < MAXBITS; i++) { const gchar *label; if (bits & (1LL << (MAXBITS-i-1))) label = " 1"; else label = " 0"; gtk_label_set_text(GTK_LABEL(buttons->priv->bit_labels[i]), label); } base = math_equation_get_base(buttons->priv->equation); label = g_string_new(""); if (base != 8) { if (label->len != 0) g_string_append(label, " = "); g_string_append_printf(label, "%" G_GINT64_MODIFIER "o", bits); g_string_append(label, "₈"); } if (base != 10) { if (label->len != 0) g_string_append(label, " = "); g_string_append_printf(label, "%" G_GINT64_MODIFIER "u", bits); g_string_append(label, "₁₀"); } if (base != 16) { if (label->len != 0) g_string_append(label, " = "); g_string_append_printf(label, "%" G_GINT64_MODIFIER "X", bits); g_string_append(label, "₁₆"); } gtk_label_set_text(GTK_LABEL(buttons->priv->base_label), label->str); g_string_free(label, TRUE); } static void display_changed_cb(MathEquation *equation, GParamSpec *spec, MathButtons *buttons) { update_bit_panel(buttons); } static void base_combobox_changed_cb(GtkWidget *combo, MathButtons *buttons) { gint value; GtkTreeModel *model; GtkTreeIter iter; model = gtk_combo_box_get_model(GTK_COMBO_BOX(combo)); gtk_combo_box_get_active_iter(GTK_COMBO_BOX(combo), &iter); gtk_tree_model_get(model, &iter, 1, &value, -1); math_buttons_set_programming_base(buttons, value); } static void base_changed_cb(MathEquation *equation, GParamSpec *spec, MathButtons *buttons) { GtkTreeModel *model; GtkTreeIter iter; gboolean valid; if (buttons->priv->mode != PROGRAMMING) return; model = gtk_combo_box_get_model(GTK_COMBO_BOX(buttons->priv->base_combo)); valid = gtk_tree_model_get_iter_first(model, &iter); buttons->priv->programming_base = math_equation_get_base(buttons->priv->equation); while (valid) { gint v; gtk_tree_model_get(model, &iter, 1, &v, -1); if (v == buttons->priv->programming_base) break; valid = gtk_tree_model_iter_next(model, &iter); } if (!valid) valid = gtk_tree_model_get_iter_first(model, &iter); gtk_combo_box_set_active_iter(GTK_COMBO_BOX(buttons->priv->base_combo), &iter); } static GtkWidget * load_mode(MathButtons *buttons, ButtonMode mode) { GtkBuilder *builder, **builder_ptr; gint i; gchar *name; const gchar *builder_file; static gchar *objects[] = { "button_panel", "character_code_dialog", "currency_dialog", "ctrm_dialog", "ddb_dialog", "fv_dialog", "gpm_dialog", "pmt_dialog", "pv_dialog", "rate_dialog", "sln_dialog", "syd_dialog", "term_dialog", "adjustment1", "adjustment2", NULL }; GtkWidget *widget, **panel; GError *error = NULL; switch (mode) { default: case BASIC: builder_ptr = &buttons->priv->basic_ui; builder_file = UI_BASIC_FILE; panel = &buttons->priv->bas_panel; break; case ADVANCED: builder_ptr = &buttons->priv->advanced_ui; builder_file = UI_ADVANCED_FILE; panel = &buttons->priv->adv_panel; break; case FINANCIAL: builder_ptr = &buttons->priv->financial_ui; builder_file = UI_FINANCIAL_FILE; panel = &buttons->priv->fin_panel; break; case PROGRAMMING: builder_ptr = &buttons->priv->programming_ui; builder_file = UI_PROGRAMMING_FILE; panel = &buttons->priv->prog_panel; break; } if (*panel) return *panel; builder = *builder_ptr = gtk_builder_new(); // FIXME: Show dialog if failed to load gtk_builder_add_objects_from_file(builder, builder_file, objects, &error); if (error) { g_warning("Error loading button UI: %s", error->message); g_clear_error(&error); } *panel = GET_WIDGET(builder, "button_panel"); gtk_box_pack_end(GTK_BOX(buttons), *panel, TRUE, TRUE, 0); /* Configure buttons */ for (i = 0; button_data[i].widget_name != NULL; i++) { GObject *object; GtkWidget *button; name = g_strdup_printf("calc_%s_button", button_data[i].widget_name); object = gtk_builder_get_object(*builder_ptr, name); g_free(name); if (!object) continue; button = GTK_WIDGET(object); if (button_data[i].data) g_object_set_data(object, "calc_text", (gpointer) button_data[i].data); if (button_data[i].tooltip) gtk_widget_set_tooltip_text(button, _(button_data[i].tooltip)); atk_object_set_name(gtk_widget_get_accessible(button), button_data[i].widget_name); } /* Set special button data */ for (i = 0; i < 16; i++) { GtkWidget *button; name = g_strdup_printf("calc_%d_button", i); button = GET_WIDGET(builder, name); if (button) { gchar buffer[7]; gint len; g_object_set_data(G_OBJECT(button), "calc_digit", GINT_TO_POINTER(i)); len = g_unichar_to_utf8(math_equation_get_digit_text(buttons->priv->equation, i), buffer); buffer[len] = '\0'; gtk_button_set_label(GTK_BUTTON(button), buffer); } g_free(name); } widget = GET_WIDGET(builder, "calc_numeric_point_button"); if (widget) { MpSerializer *serializer = math_equation_get_serializer(buttons->priv->equation); gchar buffer[7]; gint len; len = g_unichar_to_utf8(mp_serializer_get_radix(serializer), buffer); buffer[len] = '\0'; gtk_button_set_label(GTK_BUTTON(widget), buffer); } widget = GET_WIDGET(builder, "calc_superscript_button"); if (widget) { buttons->priv->superscript_toggles = g_list_append(buttons->priv->superscript_toggles, widget); if (math_equation_get_number_mode(buttons->priv->equation) == SUPERSCRIPT) gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget), TRUE); } widget = GET_WIDGET(builder, "calc_subscript_button"); if (widget) { buttons->priv->subscript_toggles = g_list_append(buttons->priv->subscript_toggles, widget); if (math_equation_get_number_mode(buttons->priv->equation) == SUBSCRIPT) gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget), TRUE); } if (mode == PROGRAMMING) { GtkListStore *model; GtkTreeIter iter; GtkCellRenderer *renderer; buttons->priv->base_label = GET_WIDGET(builder, "base_label"); buttons->priv->character_code_dialog = GET_WIDGET(builder, "character_code_dialog"); buttons->priv->character_code_entry = GET_WIDGET(builder, "character_code_entry"); buttons->priv->bit_panel = GET_WIDGET(builder, "bit_table"); for (i = 0; i < MAXBITS; i++) { name = g_strdup_printf("bit_label_%d", i); buttons->priv->bit_labels[i] = GET_WIDGET(builder, name); g_free(name); name = g_strdup_printf("bit_eventbox_%d", i); set_int_data(builder, name, "bit_index", i); } buttons->priv->base_combo = GET_WIDGET(builder, "base_combo"); model = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT, G_TYPE_INT); gtk_combo_box_set_model(GTK_COMBO_BOX(buttons->priv->base_combo), GTK_TREE_MODEL(model)); gtk_list_store_append(GTK_LIST_STORE(model), &iter); gtk_list_store_set(GTK_LIST_STORE(model), &iter, 0, /* Number display mode combo: Binary, e.g. 10011010010₂ */ _("Binary"), 1, 2, -1); gtk_list_store_append(GTK_LIST_STORE(model), &iter); gtk_list_store_set(GTK_LIST_STORE(model), &iter, 0, /* Number display mode combo: Octal, e.g. 2322₈ */ _("Octal"), 1, 8, -1); gtk_list_store_append(GTK_LIST_STORE(model), &iter); gtk_list_store_set(GTK_LIST_STORE(model), &iter, 0, /* Number display mode combo: Decimal, e.g. 1234 */ _("Decimal"), 1, 10, -1); gtk_list_store_append(GTK_LIST_STORE(model), &iter); gtk_list_store_set(GTK_LIST_STORE(model), &iter, 0, /* Number display mode combo: Hexadecimal, e.g. 4D2₁₆ */ _("Hexadecimal"), 1, 16, -1); renderer = gtk_cell_renderer_text_new(); gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(buttons->priv->base_combo), renderer, TRUE); gtk_cell_layout_add_attribute(GTK_CELL_LAYOUT(buttons->priv->base_combo), renderer, "text", 0); g_signal_connect(buttons->priv->base_combo, "changed", G_CALLBACK(base_combobox_changed_cb), buttons); g_signal_connect(buttons->priv->equation, "notify::base", G_CALLBACK(base_changed_cb), buttons); base_changed_cb(buttons->priv->equation, NULL, buttons); } /* Setup financial functions */ if (mode == FINANCIAL) { load_finc_dialogs(buttons); set_data(builder, "calc_finc_compounding_term_button", "finc_dialog", "ctrm_dialog"); set_data(builder, "calc_finc_double_declining_depreciation_button", "finc_dialog", "ddb_dialog"); set_data(builder, "calc_finc_future_value_button", "finc_dialog", "fv_dialog"); set_data(builder, "calc_finc_gross_profit_margin_button", "finc_dialog", "gpm_dialog"); set_data(builder, "calc_finc_periodic_payment_button", "finc_dialog", "pmt_dialog"); set_data(builder, "calc_finc_present_value_button", "finc_dialog", "pv_dialog"); set_data(builder, "calc_finc_periodic_interest_rate_button", "finc_dialog", "rate_dialog"); set_data(builder, "calc_finc_straight_line_depreciation_button", "finc_dialog", "sln_dialog"); set_data(builder, "calc_finc_sum_of_the_years_digits_depreciation_button", "finc_dialog", "syd_dialog"); set_data(builder, "calc_finc_term_button", "finc_dialog", "term_dialog"); } gtk_builder_connect_signals(builder, buttons); display_changed_cb(buttons->priv->equation, NULL, buttons); return *panel; } static void converter_changed_cb(MathConverter *converter, MathButtons *buttons) { Unit *from_unit, *to_unit; math_converter_get_conversion(converter, &from_unit, &to_unit); if (buttons->priv->mode == FINANCIAL) { math_equation_set_source_currency(buttons->priv->equation, unit_get_name(from_unit)); math_equation_set_target_currency(buttons->priv->equation, unit_get_name(to_unit)); } else { math_equation_set_source_units(buttons->priv->equation, unit_get_name(from_unit)); math_equation_set_target_units(buttons->priv->equation, unit_get_name(to_unit)); } g_object_unref(from_unit); g_object_unref(to_unit); } static void load_buttons(MathButtons *buttons) { GtkWidget *panel; if (!gtk_widget_get_visible(GTK_WIDGET(buttons))) return; if (!buttons->priv->converter) { buttons->priv->converter = math_converter_new(buttons->priv->equation); g_signal_connect(buttons->priv->converter, "changed", G_CALLBACK(converter_changed_cb), buttons); gtk_box_pack_start(GTK_BOX(buttons), GTK_WIDGET(buttons->priv->converter), FALSE, TRUE, 0); } panel = load_mode(buttons, buttons->priv->mode); if (buttons->priv->active_panel == panel) return; /* Hide old buttons */ if (buttons->priv->active_panel) gtk_widget_hide(buttons->priv->active_panel); /* Load and display new buttons */ buttons->priv->active_panel = panel; if (panel) gtk_widget_show(panel); } void math_buttons_set_mode(MathButtons *buttons, ButtonMode mode) { g_return_if_fail(buttons != NULL); if (buttons->priv->mode == mode) return; buttons->priv->mode = mode; if (mode == PROGRAMMING) math_equation_set_base(buttons->priv->equation, buttons->priv->programming_base); else math_equation_set_base(buttons->priv->equation, 10); load_buttons(buttons); gtk_widget_set_visible(GTK_WIDGET(buttons->priv->converter), mode == ADVANCED || mode == FINANCIAL); if (mode == ADVANCED) { math_converter_set_category(buttons->priv->converter, NULL); math_converter_set_conversion(buttons->priv->converter, math_equation_get_source_units(buttons->priv->equation), math_equation_get_target_units(buttons->priv->equation)); } else if (mode == FINANCIAL) { math_converter_set_category(buttons->priv->converter, "currency"); math_converter_set_conversion(buttons->priv->converter, math_equation_get_source_currency(buttons->priv->equation), math_equation_get_target_currency(buttons->priv->equation)); } g_object_notify(G_OBJECT(buttons), "mode"); } ButtonMode math_buttons_get_mode(MathButtons *buttons) { return buttons->priv->mode; } void math_buttons_set_programming_base(MathButtons *buttons, gint base) { g_return_if_fail(buttons != NULL); if (base == buttons->priv->programming_base) return; buttons->priv->programming_base = base; g_object_notify(G_OBJECT(buttons), "programming-base"); if (buttons->priv->mode == PROGRAMMING) math_equation_set_base(buttons->priv->equation, base); } gint math_buttons_get_programming_base(MathButtons *buttons) { g_return_val_if_fail(buttons != NULL, 10); return buttons->priv->programming_base; } void exponent_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void exponent_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_insert_exponent(buttons->priv->equation); } void subtract_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void subtract_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_insert_subtract(buttons->priv->equation); } void button_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void button_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_insert(buttons->priv->equation, g_object_get_data(G_OBJECT(widget), "calc_text")); } void solve_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void solve_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_solve(buttons->priv->equation); } void clear_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void clear_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_clear(buttons->priv->equation); } void delete_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void delete_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_delete(buttons->priv->equation); } void undo_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void undo_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_undo(buttons->priv->equation); } static void shift_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_shift(buttons->priv->equation, GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "shiftcount"))); } static void button_menu_position_func(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data) { GtkWidget *button = user_data; GtkAllocation allocation; GdkPoint loc; gint border; gdk_window_get_origin(gtk_widget_get_window(button), &loc.x, &loc.y); border = gtk_container_get_border_width(GTK_CONTAINER(button)); gtk_widget_get_allocation(button, &allocation); *x = loc.x + allocation.x + border; *y = loc.y + allocation.y + border; } static void popup_button_menu(GtkWidget *widget, GtkMenu *menu) { gtk_menu_popup(menu, NULL, NULL, button_menu_position_func, widget, 1, gtk_get_current_event_time()); } void memory_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void memory_cb(GtkWidget *widget, MathButtons *buttons) { MathVariablePopup *popup; GtkAllocation allocation; gint x, y; popup = math_variable_popup_new(buttons->priv->equation); gtk_window_set_transient_for(GTK_WINDOW(popup), GTK_WINDOW(gtk_widget_get_toplevel(widget))); gtk_widget_get_allocation(widget, &allocation); gdk_window_get_root_coords(gtk_widget_get_window(widget), allocation.x, allocation.y, &x, &y); gtk_window_move(GTK_WINDOW(popup), x, y); gtk_widget_show(GTK_WIDGET(popup)); } void shift_left_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void shift_left_cb(GtkWidget *widget, MathButtons *buttons) { if (!buttons->priv->shift_left_menu) { gint i; GtkWidget *menu; menu = buttons->priv->shift_left_menu = gtk_menu_new(); gtk_menu_set_reserve_toggle_size(GTK_MENU(menu), FALSE); for (i = 1; i < 16; i++) { GtkWidget *item, *label; gchar *format, *text; if (i < 10) { /* Left Shift Popup: Menu item to shift left by n places (n < 10) */ format = ngettext("_%d place", "_%d places", i); } else { /* Left Shift Popup: Menu item to shift left by n places (n >= 10) */ format = ngettext("%d place", "%d places", i); } text = g_strdup_printf(format, i); label = gtk_label_new_with_mnemonic(text); item = gtk_menu_item_new(); g_object_set_data(G_OBJECT(item), "shiftcount", GINT_TO_POINTER(i)); gtk_container_add(GTK_CONTAINER(item), label); gtk_menu_shell_append(GTK_MENU_SHELL(menu), item); g_signal_connect(item, "activate", G_CALLBACK(shift_cb), buttons); gtk_widget_show(label); gtk_widget_show(item); g_free(text); } } popup_button_menu(widget, GTK_MENU(buttons->priv->shift_left_menu)); } void shift_right_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void shift_right_cb(GtkWidget *widget, MathButtons *buttons) { if (!buttons->priv->shift_right_menu) { gint i; GtkWidget *menu; menu = buttons->priv->shift_right_menu = gtk_menu_new(); gtk_menu_set_reserve_toggle_size(GTK_MENU(menu), FALSE); for (i = 1; i < 16; i++) { GtkWidget *item, *label; gchar *format, *text; if (i < 10) { /* Right Shift Popup: Menu item to shift right by n places (n < 10) */ format = ngettext("_%d place", "_%d places", i); } else { /* Right Shift Popup: Menu item to shift right by n places (n >= 10) */ format = ngettext("%d place", "%d places", i); } text = g_strdup_printf(format, i); label = gtk_label_new_with_mnemonic(text); item = gtk_menu_item_new(); g_object_set_data(G_OBJECT(item), "shiftcount", GINT_TO_POINTER(-i)); gtk_container_add(GTK_CONTAINER(item), label); gtk_menu_shell_append(GTK_MENU_SHELL(menu), item); g_signal_connect(item, "activate", G_CALLBACK(shift_cb), buttons); gtk_widget_show(label); gtk_widget_show(item); g_free(text); } } popup_button_menu(widget, GTK_MENU(buttons->priv->shift_right_menu)); } static void insert_function_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_insert(buttons->priv->equation, g_object_get_data(G_OBJECT(widget), "function")); } void function_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void function_cb(GtkWidget *widget, MathButtons *buttons) { if (!buttons->priv->function_menu) { gint i; GtkWidget *menu; struct { gchar *name, *function; } functions[] = { { /* Tooltip for the integer component button */ N_("Integer Component"), "int " }, { /* Tooltip for the fractional component button */ N_("Fractional Component"), "frac " }, { /* Tooltip for the round button */ N_("Round"), "round " }, { /* Tooltip for the floor button */ N_("Floor"), "floor " }, { /* Tooltip for the ceiling button */ N_("Ceiling"), "ceil " }, { /* Tooltip for the ceiling button */ N_("Sign"), "sgn " }, { NULL, NULL } }; menu = buttons->priv->function_menu = gtk_menu_new(); gtk_menu_set_reserve_toggle_size(GTK_MENU(menu), FALSE); for (i = 0; functions[i].name != NULL; i++) { GtkWidget *item; item = gtk_menu_item_new_with_label(_(functions[i].name)); g_object_set_data(G_OBJECT(item), "function", g_strdup(functions[i].function)); gtk_menu_shell_append(GTK_MENU_SHELL(menu), item); g_signal_connect(item, "activate", G_CALLBACK(insert_function_cb), buttons); gtk_widget_show(item); } } popup_button_menu(widget, GTK_MENU(buttons->priv->function_menu)); } void factorize_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void factorize_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_factorize(buttons->priv->equation); } void digit_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void digit_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_insert_digit(buttons->priv->equation, GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "calc_digit"))); } void numeric_point_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void numeric_point_cb(GtkWidget *widget, MathButtons *buttons) { math_equation_insert_numeric_point(buttons->priv->equation); } void finc_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void finc_cb(GtkWidget *widget, MathButtons *buttons) { gchar *name; name = g_object_get_data(G_OBJECT(widget), "finc_dialog"); gtk_dialog_run(GTK_DIALOG(GET_WIDGET(buttons->priv->financial_ui, name))); gtk_widget_hide(GTK_WIDGET(GET_WIDGET(buttons->priv->financial_ui, name))); } void insert_character_code_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void insert_character_code_cb(GtkWidget *widget, MathButtons *buttons) { gtk_window_present(GTK_WINDOW(buttons->priv->character_code_dialog)); } void finc_activate_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void finc_activate_cb(GtkWidget *widget, MathButtons *buttons) { gint dialog, field; dialog = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "finc_dialog")); field = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "finc_field")); if (finc_dialog_fields[dialog][field+1] == NULL) { GtkWidget *dialog_widget; dialog_widget = gtk_widget_get_toplevel(widget); if (gtk_widget_is_toplevel(dialog_widget)) { gtk_dialog_response(GTK_DIALOG(dialog_widget), GTK_RESPONSE_OK); return; } } else { GtkWidget *next_widget; next_widget = GET_WIDGET(buttons->priv->financial_ui, finc_dialog_fields[dialog][field+1]); gtk_widget_grab_focus(next_widget); } } void finc_response_cb(GtkWidget *widget, gint response_id, MathButtons *buttons); G_MODULE_EXPORT void finc_response_cb(GtkWidget *widget, gint response_id, MathButtons *buttons) { int dialog; int i; MPNumber arg[4]; GtkWidget *entry; if (response_id != GTK_RESPONSE_OK) return; dialog = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "finc_dialog")); for (i = 0; i < 4; i++) { if (finc_dialog_fields[dialog][i] == NULL) { continue; } entry = GET_WIDGET(buttons->priv->financial_ui, finc_dialog_fields[dialog][i]); mp_set_from_string(gtk_entry_get_text(GTK_ENTRY(entry)), 10, &arg[i]); gtk_entry_set_text(GTK_ENTRY(entry), "0"); } gtk_widget_grab_focus(GET_WIDGET(buttons->priv->financial_ui, finc_dialog_fields[dialog][0])); do_finc_expression(buttons->priv->equation, dialog, &arg[0], &arg[1], &arg[2], &arg[3]); } void character_code_dialog_response_cb(GtkWidget *dialog, gint response_id, MathButtons *buttons); G_MODULE_EXPORT void character_code_dialog_response_cb(GtkWidget *dialog, gint response_id, MathButtons *buttons) { const gchar *text; text = gtk_entry_get_text(GTK_ENTRY(buttons->priv->character_code_entry)); if (response_id == GTK_RESPONSE_OK) { MPNumber x; int i = 0; mp_set_from_integer(0, &x); while (TRUE) { mp_add_integer(&x, text[i], &x); if (text[i+1]) { mp_shift(&x, 8, &x); i++; } else break; } math_equation_insert_number(buttons->priv->equation, &x); } gtk_widget_hide(dialog); } void character_code_dialog_activate_cb(GtkWidget *entry, MathButtons *buttons); G_MODULE_EXPORT void character_code_dialog_activate_cb(GtkWidget *entry, MathButtons *buttons) { character_code_dialog_response_cb(buttons->priv->character_code_dialog, GTK_RESPONSE_OK, buttons); } gboolean character_code_dialog_delete_cb(GtkWidget *dialog, GdkEvent *event, MathButtons *buttons); G_MODULE_EXPORT gboolean character_code_dialog_delete_cb(GtkWidget *dialog, GdkEvent *event, MathButtons *buttons) { character_code_dialog_response_cb(dialog, GTK_RESPONSE_CANCEL, buttons); return TRUE; } gboolean bit_toggle_cb(GtkWidget *event_box, GdkEventButton *event, MathButtons *buttons); G_MODULE_EXPORT gboolean bit_toggle_cb(GtkWidget *event_box, GdkEventButton *event, MathButtons *buttons) { math_equation_toggle_bit(buttons->priv->equation, GPOINTER_TO_INT(g_object_get_data(G_OBJECT(event_box), "bit_index"))); return TRUE; } static void remove_trailing_spaces(MathButtons *buttons) { GtkTextMark *insert_mark; GtkTextIter start, end; insert_mark = gtk_text_buffer_get_insert (GTK_TEXT_BUFFER(buttons->priv->equation)); gtk_text_buffer_get_iter_at_mark(GTK_TEXT_BUFFER(buttons->priv->equation), &end, insert_mark); start = end; while (gtk_text_iter_backward_char(&start)) { if (!g_unichar_isspace(gtk_text_iter_get_char(&start))) break; gtk_text_buffer_delete(GTK_TEXT_BUFFER(buttons->priv->equation), &start, &end); } } void set_superscript_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void set_superscript_cb(GtkWidget *widget, MathButtons *buttons) { if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget))) { math_equation_set_number_mode(buttons->priv->equation, SUPERSCRIPT); if (!gtk_text_buffer_get_has_selection(GTK_TEXT_BUFFER(buttons->priv->equation))) { remove_trailing_spaces(buttons); } } else if (math_equation_get_number_mode(buttons->priv->equation) == SUPERSCRIPT) math_equation_set_number_mode(buttons->priv->equation, NORMAL); } void set_subscript_cb(GtkWidget *widget, MathButtons *buttons); G_MODULE_EXPORT void set_subscript_cb(GtkWidget *widget, MathButtons *buttons) { if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget))) { math_equation_set_number_mode(buttons->priv->equation, SUBSCRIPT); if (!gtk_text_buffer_get_has_selection(GTK_TEXT_BUFFER(buttons->priv->equation))) { remove_trailing_spaces(buttons); } } else if (math_equation_get_number_mode(buttons->priv->equation) == SUBSCRIPT) math_equation_set_number_mode(buttons->priv->equation, NORMAL); } static void number_mode_changed_cb(MathEquation *equation, GParamSpec *spec, MathButtons *buttons) { GList *i; NumberMode mode; mode = math_equation_get_number_mode(equation); for (i = buttons->priv->superscript_toggles; i; i = i->next) { GtkWidget *widget = i->data; gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget), mode == SUPERSCRIPT); } for (i = buttons->priv->subscript_toggles; i; i = i->next) { GtkWidget *widget = i->data; gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget), mode == SUBSCRIPT); } } static void math_buttons_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { MathButtons *self; self = MATH_BUTTONS(object); switch (prop_id) { case PROP_EQUATION: self->priv->equation = g_value_get_object(value); math_buttons_set_mode(self, self->priv->mode); g_signal_connect(self->priv->equation, "notify::display", G_CALLBACK(display_changed_cb), self); g_signal_connect(self->priv->equation, "notify::number-mode", G_CALLBACK(number_mode_changed_cb), self); g_signal_connect(self->priv->equation, "notify::angle-units", G_CALLBACK(display_changed_cb), self); g_signal_connect(self->priv->equation, "notify::number-format", G_CALLBACK(display_changed_cb), self); number_mode_changed_cb(self->priv->equation, NULL, self); display_changed_cb(self->priv->equation, NULL, self); break; case PROP_MODE: math_buttons_set_mode(self, g_value_get_int(value)); break; case PROP_PROGRAMMING_BASE: math_buttons_set_programming_base(self, g_value_get_int(value)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); break; } } static void math_buttons_get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { MathButtons *self; self = MATH_BUTTONS(object); switch (prop_id) { case PROP_EQUATION: g_value_set_object(value, self->priv->equation); break; case PROP_MODE: g_value_set_int(value, self->priv->mode); break; case PROP_PROGRAMMING_BASE: g_value_set_int(value, math_buttons_get_programming_base(self)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); break; } } static void math_buttons_class_init(MathButtonsClass *klass) { static GEnumValue button_mode_values[] = { {BASIC, "basic", "basic"}, {ADVANCED, "advanced", "advanced"}, {FINANCIAL, "financial", "financial"}, {PROGRAMMING, "programming", "programming"}, {0, NULL, NULL} }; GObjectClass *object_class = G_OBJECT_CLASS(klass); object_class->get_property = math_buttons_get_property; object_class->set_property = math_buttons_set_property; g_type_class_add_private(klass, sizeof(MathButtonsPrivate)); button_mode_type = g_enum_register_static("ButtonMode", button_mode_values); g_object_class_install_property(object_class, PROP_EQUATION, g_param_spec_object("equation", "equation", "Equation being controlled", math_equation_get_type(), G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); g_object_class_install_property(object_class, PROP_MODE, g_param_spec_enum("mode", "mode", "Button mode", button_mode_type, BASIC, G_PARAM_READWRITE)); g_object_class_install_property(object_class, PROP_PROGRAMMING_BASE, g_param_spec_int("programming-base", "programming-base", "Base to use in programming mode", 2, 16, 10, G_PARAM_READWRITE)); } static void math_buttons_init(MathButtons *buttons) { buttons->priv = G_TYPE_INSTANCE_GET_PRIVATE(buttons, math_buttons_get_type(), MathButtonsPrivate); gtk_box_set_spacing(GTK_BOX(buttons), 6); buttons->priv->programming_base = 10; g_signal_connect(G_OBJECT(buttons), "show", G_CALLBACK(load_buttons), NULL); }